/* concepts/_shared/landing-base.css
 * База структурных стилей для пары N · Brickworks Day и O · Brickworks Night.
 * Источник: frontend/src/index.css + frontend/src/App.css (frontend v1.1.2).
 * Палитру/теневые/радиусы определяют темовые landing.css в каждом концепте.
 *
 * Module:  concepts (parallel landings lab)
 * Version: v1.6.3 (perf · убраны backdrop-filter и fixed-attachment · branch d48)
 * Date:    2026-04-27
 */

* {
  box-sizing: border-box;
}

/* HTML-атрибут [hidden] должен скрывать элемент, даже если его класс
   принудительно задаёт display:flex|grid|block (как .nav-more__menu, .roi,
   .form__msg, .mobile-drawer). Без этого правила nav-more dropdown,
   неактивная ROI-вкладка и form-msg отображаются всегда. */
[hidden] {
  display: none !important;
}

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: clamp(72px, 8vh, 96px);
}

body {
  margin: 0;
  font-family: var(--font-sans);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  font-feature-settings: "kern", "liga", "calt", "ss01";
  background-image: var(--bg-decor);
  transition: background-color 240ms var(--ease-out), color 240ms var(--ease-out);
}

h1,
h2,
h3,
h4 {
  font-family: var(--font-display);
  letter-spacing: -0.022em;
  line-height: 1.08;
  color: var(--color-text);
  font-weight: 800;
}

h1 { letter-spacing: -0.03em; }
h2 { letter-spacing: -0.025em; }

a {
  color: var(--color-accent);
  text-decoration: none;
  transition: color 160ms var(--ease-out);
}

a:hover {
  color: var(--color-accent-hover);
}

::selection {
  background: var(--color-accent-muted);
  color: var(--color-text);
}

:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
  border-radius: 8px;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  * {
    animation-duration: 0.001ms !important;
    transition-duration: 0.001ms !important;
  }
}
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

.gradient-text {
  background: var(--gradient-text);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* ---------- Header ---------- */
/* v1.6.3 (2026-04-27): убраны backdrop-filter и фоновая зернистость
   на тёмной теме (тяжелейшие GPU-операции на скролле). */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
}

.site-header__inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0.85rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  min-width: 0;
}

.site-logo {
  flex-shrink: 0;
}

.brand-ai {
  color: inherit;
}

.site-logo {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(0.95rem, 1.05vw, 1.1rem);
  letter-spacing: 0.03em;
  color: var(--color-text);
  white-space: nowrap;
  flex-shrink: 0;
}

.site-logo sup {
  font-size: 0.55em;
  opacity: 0.7;
  margin-left: 2px;
  font-weight: 700;
  letter-spacing: 0;
  vertical-align: super;
  line-height: 0;
}

.site-logo:hover {
  color: var(--color-text);
}

.site-logo__mark {
  width: 34px;
  height: 34px;
  border-radius: 10px;
  background: var(--gradient-primary);
  box-shadow: var(--shadow-glow);
  position: relative;
  flex-shrink: 0;
}

.site-logo__mark::after {
  content: "";
  position: absolute;
  inset: 4px;
  border-radius: 5px;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.55), rgba(255, 255, 255, 0));
}

.site-nav {
  display: flex;
  flex-wrap: nowrap;
  align-items: center;
  gap: 0.15rem;
  flex: 1 1 auto;
  justify-content: center;
  min-width: 0;
}

.site-nav a {
  padding: 0.5rem 0.7rem;
  border-radius: var(--radius-pill);
  color: var(--color-text-soft);
  font-size: 0.92rem;
  font-weight: 600;
  white-space: nowrap;
  transition: background 180ms var(--ease-out), color 180ms var(--ease-out);
}

@media (min-width: 1280px) {
  .site-nav a {
    padding: 0.55rem 0.85rem;
    font-size: 0.95rem;
  }
}

.site-nav a:hover {
  background: var(--color-accent-subtle);
  color: var(--color-accent);
}

.nav-more {
  position: relative;
  display: inline-flex;
}

.nav-more__trigger {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.5rem 0.75rem;
  border: 0;
  background: transparent;
  border-radius: var(--radius-pill);
  color: var(--color-text-soft);
  font-family: inherit;
  font-size: 0.92rem;
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
  transition: background 180ms var(--ease-out), color 180ms var(--ease-out);
}

@media (min-width: 1280px) {
  .nav-more__trigger {
    padding: 0.55rem 0.9rem;
    font-size: 0.95rem;
  }
}

.nav-more__trigger:hover,
.nav-more__trigger[aria-expanded="true"] {
  background: var(--color-accent-subtle);
  color: var(--color-accent);
}

.nav-more__caret {
  font-size: 0.7em;
  line-height: 1;
  transform: translateY(1px);
  transition: transform 180ms var(--ease-out);
}

.nav-more__trigger[aria-expanded="true"] .nav-more__caret {
  transform: translateY(1px) rotate(180deg);
}

.nav-more__menu {
  position: absolute;
  top: calc(100% + 0.5rem);
  right: 0;
  min-width: 220px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: 0 12px 32px -12px rgba(15, 23, 42, 0.18);
  padding: 0.4rem;
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
  z-index: 60;
}

.nav-more__menu a {
  display: block;
  padding: 0.6rem 0.85rem;
  border-radius: calc(var(--radius-md) - 4px);
  color: var(--color-text);
  font-size: 0.95rem;
  font-weight: 600;
  white-space: nowrap;
  transition: background 160ms var(--ease-out), color 160ms var(--ease-out);
}

.nav-more__menu a:hover {
  background: var(--color-accent-subtle);
  color: var(--color-accent);
}

.site-header__cta {
  display: inline-flex;
  white-space: nowrap;
  flex-shrink: 0;
}

.site-header__cta.btn {
  min-height: 40px;
  padding: 0.55rem 1.1rem;
}

.site-header__burger {
  display: none;
  width: 42px;
  height: 42px;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border-strong);
  background: var(--color-surface);
  color: var(--color-text);
  cursor: pointer;
  flex-shrink: 0;
  transition: background 160ms var(--ease-out), border-color 160ms var(--ease-out);
}

.site-header__burger:hover {
  background: var(--color-accent-subtle);
  border-color: var(--color-accent-muted);
  color: var(--color-accent);
}

.site-header__burger svg {
  width: 20px;
  height: 20px;
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  padding: clamp(1.5rem, 4vw, 3rem) 0 clamp(1.75rem, 4vw, 3.25rem);
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  inset: -20% -10% auto -10%;
  height: 80%;
  background:
    radial-gradient(55% 55% at 25% 30%, color-mix(in oklab, var(--color-accent) 38%, transparent), transparent 60%),
    radial-gradient(45% 50% at 85% 20%, color-mix(in oklab, var(--color-accent-strong) 28%, transparent), transparent 65%);
  filter: blur(24px);
  z-index: 0;
  pointer-events: none;
}

.hero > .container {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 1.4rem;
  max-width: 960px;
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.5rem 1rem;
  border-radius: var(--radius-pill);
  background: color-mix(in oklab, var(--color-surface) 85%, transparent);
  border: 1px solid var(--color-border);
  color: var(--color-text-soft);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  width: max-content;
  box-shadow: var(--shadow-sm);
}

.hero__badge-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--gradient-primary);
  box-shadow: 0 0 0 4px color-mix(in oklab, var(--color-accent) 22%, transparent);
}

.hero h1 {
  font-size: clamp(2.2rem, 6.2vw, 4.25rem);
  margin: 0;
  font-weight: 900;
  letter-spacing: -0.035em;
  line-height: 1.04;
}

.hero h1 .gradient-text {
  background: var(--gradient-text);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  display: inline-block;
}

.hero__slogan {
  display: block;
  margin: 0.25rem 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  letter-spacing: -0.025em;
  line-height: 1;
}

.hero__slogan-text {
  font-size: clamp(1.6rem, 3.5vw, 2.4rem);
  background: var(--gradient-text);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  text-shadow: 0 12px 40px color-mix(in oklab, var(--color-accent) 22%, transparent);
}

.hero__thesis {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.1rem, 1.7vw, 1.4rem);
  font-weight: 700;
  letter-spacing: -0.015em;
  line-height: 1.35;
  color: var(--color-text);
  max-width: 60ch;
}

.hero__lead {
  font-size: clamp(1.05rem, 1.55vw, 1.25rem);
  color: var(--color-text-soft);
  line-height: 1.55;
  max-width: 64ch;
  margin: 0;
  font-weight: 400;
}

.hero__meta {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1rem;
  margin-top: 1rem;
}

.hero__meta-item {
  position: relative;
  padding: 1.4rem 1.5rem 1.5rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  font-size: clamp(1rem, 1.3vw, 1.1rem);
  color: var(--color-text);
  font-weight: 600;
  line-height: 1.4;
  box-shadow: var(--shadow-sm);
  transition: border-color 200ms var(--ease-out), transform 200ms var(--ease-out),
    box-shadow 220ms var(--ease-out);
  overflow: hidden;
}

.hero__meta-item:hover {
  border-color: var(--color-accent-muted);
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.hero__meta-label {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 1.48rem;
  line-height: 1.1;
  color: var(--color-accent);
  margin-bottom: 0.85rem;
  font-weight: 900;
}

.hero__meta-label::before {
  content: "";
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--gradient-primary);
  box-shadow: 0 0 0 5px color-mix(in oklab, var(--color-accent) 18%, transparent);
}

.hero__meta-value {
  display: block;
  font-size: clamp(1rem, 1.3vw, 1.1rem);
  font-weight: 600;
  color: var(--color-text);
  line-height: 1.45;
}

.hero__cta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1rem;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.95rem 1.55rem;
  min-height: 48px;
  border-radius: var(--radius-pill);
  font-weight: 700;
  font-size: 0.98rem;
  font-family: inherit;
  letter-spacing: 0.005em;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 180ms var(--ease-out), box-shadow 220ms var(--ease-out),
    background 180ms var(--ease-out), color 180ms var(--ease-out), border-color 180ms var(--ease-out);
  text-decoration: none;
  line-height: 1.2;
  text-align: center;
  white-space: normal;
}

.btn:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

.btn--block {
  width: 100%;
}

.btn--primary {
  color: #ffffff;
  background: var(--gradient-primary);
  box-shadow: var(--shadow-glow);
}

.btn--primary:hover:not(:disabled) {
  transform: translateY(-2px);
  box-shadow: 0 28px 56px -14px color-mix(in oklab, var(--color-accent) 70%, transparent);
}

.btn--secondary {
  color: var(--color-text);
  background: var(--color-surface);
  border-color: var(--color-border-strong);
}

.btn--secondary:hover:not(:disabled) {
  background: var(--color-accent-subtle);
  border-color: var(--color-accent-muted);
  color: var(--color-accent);
}

.btn--outline {
  background: transparent;
  color: var(--color-text);
  border-color: var(--color-border-strong);
}

.btn--outline:hover:not(:disabled) {
  border-color: var(--color-accent);
  color: var(--color-accent);
  background: var(--color-accent-subtle);
}

.btn--small {
  padding: 0.6rem 1.1rem;
  font-size: 0.88rem;
}

.btn--lg {
  padding: 1.1rem 1.85rem;
  font-size: 1.05rem;
}

/* ---------- Methodology definition ---------- */
.definition {
  padding: clamp(1.75rem, 4vw, 3.25rem) 0;
}

.definition__card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  padding: clamp(1.6rem, 3.5vw, 2.4rem) clamp(1.4rem, 3.5vw, 2.4rem);
  border-radius: var(--radius-lg);
  background: linear-gradient(
    135deg,
    color-mix(in srgb, var(--color-accent) 14%, var(--color-surface)) 0%,
    var(--color-surface) 60%
  );
  border: 1px solid color-mix(in srgb, var(--color-accent) 35%, var(--color-border));
  box-shadow: 0 24px 48px -32px color-mix(in srgb, var(--color-accent) 60%, transparent);
  overflow: hidden;
}

.definition__card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(
    circle at top right,
    color-mix(in srgb, var(--color-accent) 18%, transparent),
    transparent 55%
  );
  pointer-events: none;
}

.definition__badge {
  align-self: flex-start;
  padding: 0.35rem 0.8rem;
  background: var(--color-accent);
  color: var(--color-on-accent, #fff);
  border-radius: var(--radius-pill);
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  position: relative;
  z-index: 1;
}

.definition__title {
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.45rem 0.8rem;
  position: relative;
  z-index: 1;
}

.definition__brand,
.definition__sub {
  font-family: inherit;
  font-size: clamp(1.5rem, 3.2vw, 2.1rem);
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--color-text);
  line-height: 1.15;
}

.definition__tm {
  font-size: 0.55em;
  vertical-align: super;
  line-height: 0;
  margin-left: 2px;
  color: var(--color-accent);
  font-weight: 700;
}

.definition__footnote {
  margin-top: 1.1rem;
  font-size: 0.82rem;
  color: var(--color-text-muted);
  font-style: italic;
}

.definition__text {
  margin: 0;
  font-size: clamp(1rem, 1.5vw, 1.18rem);
  line-height: 1.55;
  color: var(--color-text-soft);
  max-width: 72ch;
  position: relative;
  z-index: 1;
}

.definition__text strong {
  color: var(--color-text);
  font-weight: 700;
}

.definition__chips {
  list-style: none;
  margin: 0.4rem 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  position: relative;
  z-index: 1;
}

.definition__chips li {
  padding: 0.32rem 0.7rem;
  background: color-mix(in srgb, var(--color-text) 6%, transparent);
  border: 1px solid color-mix(in srgb, var(--color-text) 10%, transparent);
  border-radius: var(--radius-pill);
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--color-text-soft);
  letter-spacing: 0.01em;
}

@media (max-width: 600px) {
  .definition__chips {
    gap: 0.35rem;
  }
  .definition__chips li {
    font-size: 0.72rem;
    padding: 0.28rem 0.6rem;
  }
}

/* ---------- USP banner ---------- */
.usp-banner {
  padding: clamp(1.75rem, 4vw, 3.25rem) 0;
  position: relative;
}

.usp-banners {
  display: grid;
  gap: clamp(1rem, 2vw, 1.5rem);
}

.usp-banner__inner {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: clamp(1.25rem, 3vw, 2.25rem);
  align-items: center;
  padding: clamp(1.75rem, 3vw, 2.5rem) clamp(1.5rem, 3vw, 2.5rem);
  border-radius: var(--radius-xl);
  background:
    linear-gradient(135deg, color-mix(in oklab, var(--color-accent-subtle) 100%, transparent) 0%, var(--color-surface) 70%),
    var(--color-surface);
  border: 1px solid var(--color-accent-muted);
  box-shadow: 0 22px 50px -22px color-mix(in oklab, var(--color-accent) 35%, transparent), var(--shadow-md);
  position: relative;
  overflow: hidden;
}

.usp-banner__num {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(3.5rem, 8vw, 5.5rem);
  line-height: 1;
  letter-spacing: -0.06em;
  background: var(--gradient-text);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  align-self: start;
}

.usp-banner__body {
  display: grid;
  gap: 0.65rem;
}

.usp-banner__quote {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.1rem, 1.95vw, 1.5rem);
  font-weight: 700;
  letter-spacing: -0.018em;
  line-height: 1.4;
  color: var(--color-text);
}

/* ---------- Sections ---------- */
.section {
  padding: clamp(1.75rem, 4vw, 3.25rem) 0;
  position: relative;
}

.section--lead-form {
  padding: clamp(1.75rem, 4vw, 3.25rem) 0;
}

.section--lead-form .section__head {
  margin-left: auto;
  margin-right: auto;
  margin-bottom: clamp(0.7rem, 1.5vw, 1rem);
  max-width: 640px;
  justify-items: center;
  text-align: center;
}

.section--lead-form .section__lead {
  margin-left: auto;
  margin-right: auto;
}

.section--alt::before {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--gradient-surface);
  pointer-events: none;
  z-index: 0;
}

.section > .container {
  position: relative;
  z-index: 1;
}

.section__head {
  display: grid;
  gap: 1.05rem;
  margin-bottom: clamp(1rem, 2.25vw, 1.5rem);
  max-width: 780px;
}

.section__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: clamp(1.05rem, 1.7vw, 1.48rem);
  line-height: 1.15;
  color: var(--color-accent);
  font-weight: 900;
  margin: 0;
  max-width: 100%;
  word-break: break-word;
}

.section h2 {
  font-size: clamp(1.9rem, 3.8vw, 2.85rem);
  margin: 0;
  font-weight: 900;
  letter-spacing: -0.025em;
  line-height: 1.1;
}

.h2--nowrap {
  white-space: nowrap;
  font-size: clamp(1.5rem, 3.4vw, 2.85rem);
}

@media (max-width: 600px) {
  .h2--nowrap {
    white-space: normal;
  }
}

.section__lead {
  color: var(--color-text-soft);
  font-size: clamp(1rem, 1.35vw, 1.15rem);
  line-height: 1.6;
  margin: 0;
  max-width: 62ch;
}

.muted {
  color: var(--color-text-muted);
  font-size: 0.92rem;
  line-height: 1.5;
}

/* ---------- Lists ---------- */
.checklist__intro {
  margin: 0 0 0.85rem;
  font-size: clamp(1.05rem, 1.6vw, 1.2rem);
  font-weight: 700;
  color: var(--color-text);
  letter-spacing: -0.005em;
}

.checklist {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 0.85rem;
  font-size: 1.05rem;
}

.checklist li {
  position: relative;
  padding-left: 2.2rem;
  color: var(--color-text-soft);
  line-height: 1.5;
}

.checklist li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.35rem;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--gradient-primary);
  box-shadow: 0 0 0 4px color-mix(in oklab, var(--color-accent) 16%, transparent);
}

.checklist li::after {
  content: "";
  position: absolute;
  left: 6px;
  top: 0.78rem;
  width: 10px;
  height: 5px;
  border-left: 2px solid #fff;
  border-bottom: 2px solid #fff;
  transform: rotate(-45deg);
}

/* ---------- Grids ---------- */
.grid-2 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 1.75rem;
  align-items: stretch;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(290px, 1fr));
  gap: 1.75rem;
  align-items: stretch;
}

/* ---------- Cards ---------- */
.card {
  position: relative;
  padding: 1.9rem;
  border-radius: var(--radius-xl);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  transition: transform 240ms var(--ease-out), border-color 240ms var(--ease-out),
    box-shadow 240ms var(--ease-out);
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  box-shadow: var(--shadow-sm);
  height: 100%;
}

.card::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(135deg, transparent, transparent);
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
  transition: background 240ms var(--ease-out);
}

.card:hover {
  transform: translateY(-4px);
  border-color: var(--color-border-strong);
  box-shadow: var(--shadow-md);
}

.card:hover::after {
  background: linear-gradient(135deg, color-mix(in oklab, var(--color-accent) 55%, transparent), color-mix(in oklab, var(--color-accent-strong) 55%, transparent));
}

.card--elevated {
  box-shadow: var(--shadow-md);
}

.card--featured {
  background: linear-gradient(180deg, var(--color-accent-subtle) 0%, var(--color-surface) 65%);
  border-color: var(--color-accent-muted);
  box-shadow: 0 28px 60px -22px color-mix(in oklab, var(--color-accent) 45%, transparent), var(--shadow-md);
}

/* Программы / тарифы — крупнее, с воздухом */
.card--program,
.card--tariff {
  padding: clamp(1.75rem, 2.6vw, 2.6rem);
  gap: 1.1rem;
  border-radius: var(--radius-xl);
}

.tariffs__grid {
  margin-top: clamp(2rem, 4vw, 3rem);
}

.card--program h3,
.card--tariff h3 {
  font-size: clamp(1.4rem, 2.4vw, 1.85rem);
  letter-spacing: -0.02em;
}

.card--program p,
.card--tariff p {
  font-size: 1rem;
  line-height: 1.55;
}

.card--tariff {
  padding-top: clamp(2.2rem, 3vw, 3rem);
}

.card__icon {
  width: 60px;
  height: 60px;
  border-radius: 16px;
  background: var(--gradient-primary);
  display: inline-grid;
  place-items: center;
  color: #fff;
  font-weight: 900;
  font-family: var(--font-display);
  font-size: 1.4rem;
  box-shadow: var(--shadow-glow);
  margin-bottom: 0.35rem;
  letter-spacing: -0.02em;
}

.card h3 {
  margin: 0;
  font-size: 1.25rem;
  letter-spacing: -0.015em;
}

.card p {
  margin: 0;
  color: var(--color-text-soft);
  line-height: 1.55;
}

.card .muted {
  margin-top: auto;
  padding-top: 0.5rem;
}

.format__duration {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  margin-top: auto !important;
  padding: 0.85rem 1rem;
  border-radius: 14px;
  border: 1px solid color-mix(in oklab, var(--color-accent) 30%, var(--color-border));
  background: color-mix(in oklab, var(--color-accent) 8%, var(--color-surface));
}

.format__duration-label {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-soft);
}

.format__duration-value {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-text);
  line-height: 1.4;
  text-wrap: pretty;
}

.card--tariff .btn,
.card--program .btn {
  margin-top: auto;
}

.card--tariff .card__list,
.card--program .card__list {
  margin-bottom: 0.5rem;
}

.card__list {
  list-style: none;
  padding: 0;
  margin: 0.35rem 0 0;
  display: grid;
  gap: 0.7rem;
}

.card__list li {
  position: relative;
  padding-left: 1.85rem;
  color: var(--color-text-soft);
  font-size: 0.97rem;
  line-height: 1.5;
}

.card__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.48rem;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--gradient-primary);
  box-shadow: 0 0 0 4px color-mix(in oklab, var(--color-accent) 16%, transparent);
}

.tariff__badge {
  position: absolute;
  top: 0;
  left: 50%;
  transform: translate(-50%, -50%);
  padding: 0.4rem 1.1rem;
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  border-radius: var(--radius-pill);
  background: var(--gradient-accent);
  color: #fff;
  font-weight: 800;
  box-shadow: 0 10px 25px -8px color-mix(in oklab, var(--color-accent) 65%, transparent);
  white-space: nowrap;
  z-index: 2;
}

.price-tag {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 2.4vw, 1.85rem);
  font-weight: 800;
  margin: 0.15rem 0 0.4rem;
  background: var(--gradient-text);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  letter-spacing: -0.02em;
  line-height: 1.1;
}

.price-block {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.25rem;
  margin: 0.15rem 0 0.6rem;
}

.price-block__old {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text-muted);
  text-decoration: line-through;
  text-decoration-thickness: 1.5px;
  letter-spacing: -0.01em;
  line-height: 1.1;
}

.price-block__new {
  margin: 0;
}

.price-block__promo {
  display: inline-flex;
  align-items: center;
  padding: 0.2rem 0.6rem;
  border-radius: var(--radius-pill);
  background: color-mix(in srgb, var(--color-accent) 14%, transparent);
  color: var(--color-accent);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  line-height: 1;
}

/* Поднимаем «Популярный» тариф на десктопе */
@media (min-width: 821px) {
  .card--tariff.card--featured {
    transform: translateY(-14px);
    box-shadow: 0 36px 72px -22px color-mix(in oklab, var(--color-accent) 50%, transparent), var(--shadow-lg);
  }
  .card--tariff.card--featured:hover {
    transform: translateY(-18px);
  }
}

/* ---------- Curriculum ---------- */
.curriculum {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(310px, 1fr));
  gap: 1.5rem;
}

.curriculum__item {
  position: relative;
  display: flex;
  gap: 1.1rem;
  padding: 1.6rem 1.6rem 1.7rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  transition: transform 220ms var(--ease-out), border-color 220ms var(--ease-out),
    box-shadow 220ms var(--ease-out);
}

.curriculum__item:hover {
  transform: translateY(-3px);
  border-color: var(--color-accent-muted);
  box-shadow: var(--shadow-md);
}

.curriculum__num {
  flex-shrink: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 2.1rem;
  line-height: 1;
  letter-spacing: -0.04em;
  background: var(--gradient-text);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  min-width: 2.4rem;
}

.curriculum__body {
  display: grid;
  gap: 0.5rem;
  flex: 1;
}

.curriculum__body h3 {
  margin: 0;
  font-size: 1.18rem;
  letter-spacing: -0.015em;
  font-weight: 800;
}

.curriculum__body .card__list {
  margin: 0.25rem 0 0;
  gap: 0.5rem;
}

.curriculum__body .card__list li {
  font-size: 0.93rem;
  padding-left: 1.55rem;
}

.curriculum__body .card__list li::before {
  width: 9px;
  height: 9px;
  top: 0.55rem;
  box-shadow: 0 0 0 3px color-mix(in oklab, var(--color-accent) 14%, transparent);
}

.curriculum__note {
  margin: 1.5rem 0 0;
  text-align: center;
  font-size: 0.95rem;
}

.programs__note {
  margin: 1.75rem auto 0;
  max-width: 78ch;
  text-align: center;
  font-size: 0.98rem;
  line-height: 1.55;
  text-wrap: pretty;
}

.tariffs__notes {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1rem;
  margin: 1.5rem auto 0;
  max-width: 960px;
}

.tariffs__note-card {
  padding: 1.1rem 1.25rem;
  border-radius: 18px;
  border: 1px solid color-mix(in oklab, var(--color-accent) 25%, var(--color-border));
  background: color-mix(in oklab, var(--color-accent) 6%, var(--color-surface));
  font-size: 0.95rem;
  line-height: 1.55;
  color: var(--color-text-muted);
  text-wrap: pretty;
}

.tariffs__note-card p {
  margin: 0;
}

.tariffs__note-title {
  margin: 0 0 0.35rem !important;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1rem;
  color: var(--color-text);
  letter-spacing: -0.01em;
}

/* ---------- Project cards ---------- */
.card--project {
  gap: 0.85rem;
}

.project-groups {
  display: grid;
  gap: 0.9rem;
}

.project-group {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  overflow: hidden;
  transition: border-color 180ms var(--ease-out), box-shadow 180ms var(--ease-out);
}

.project-group[open] {
  border-color: color-mix(in srgb, var(--color-accent) 30%, var(--color-border));
  box-shadow: 0 6px 18px -10px rgba(15, 23, 42, 0.18);
}

.project-group__summary {
  display: flex;
  flex-wrap: nowrap;
  align-items: center;
  gap: 0.85rem 1.1rem;
  padding: 1rem 1.25rem;
  cursor: pointer;
  list-style: none;
  user-select: none;
}

.project-group__badge {
  flex-shrink: 0;
}

.project-group__desc {
  flex: 1 1 auto;
  min-width: 0;
}

@media (max-width: 720px) {
  .project-group__summary {
    flex-wrap: wrap;
  }

  .project-group__desc {
    flex-basis: 100%;
    order: 3;
  }

  .project-group__count {
    margin-left: auto;
  }
}

.project-group__summary::-webkit-details-marker {
  display: none;
}

.project-group__count {
  margin-left: auto;
  font-size: 0.78rem;
  color: var(--color-text-muted);
  font-weight: 500;
  letter-spacing: 0.02em;
  white-space: nowrap;
}

.project-group__icon {
  width: 24px;
  height: 24px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--color-accent-subtle);
  color: var(--color-accent);
  font-weight: 700;
  font-size: 1.1rem;
  line-height: 1;
  transition: transform 180ms var(--ease-out);
  flex-shrink: 0;
}

.project-group[open] .project-group__icon {
  transform: rotate(45deg);
}

.project-group__list {
  padding: 0 1.25rem 1.25rem;
}

.project-group__badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.45rem 0.95rem;
  border-radius: var(--radius-pill);
  font-size: 0.85rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  border: 1px solid transparent;
}

.project-group__badge::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: currentColor;
  box-shadow: 0 0 0 4px color-mix(in oklab, currentColor 18%, transparent);
}

.project-group__badge--normal {
  color: #1f9d55;
  background: color-mix(in oklab, #1f9d55 12%, transparent);
  border-color: color-mix(in oklab, #1f9d55 35%, transparent);
}

.project-group__badge--hard {
  color: #d29922;
  background: color-mix(in oklab, #d29922 14%, transparent);
  border-color: color-mix(in oklab, #d29922 38%, transparent);
}

.project-group__badge--extreme {
  color: #e5484d;
  background: color-mix(in oklab, #e5484d 14%, transparent);
  border-color: color-mix(in oklab, #e5484d 38%, transparent);
}

.project-group__desc {
  margin: 0;
  font-size: 0.98rem;
  color: var(--color-text-soft);
  line-height: 1.5;
  max-width: 78ch;
  text-wrap: pretty;
  hyphens: manual;
}

.card--project h3 {
  font-size: clamp(1.2rem, 2vw, 1.45rem);
  letter-spacing: -0.02em;
}

.project__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-top: auto;
  padding-top: 0.35rem;
}

.project__tag {
  padding: 0.3rem 0.75rem;
  border-radius: var(--radius-pill);
  background: color-mix(in oklab, var(--color-bg-soft) 80%, transparent);
  border: 1px solid var(--color-border);
  color: var(--color-text-soft);
  font-size: 0.78rem;
  font-weight: 600;
}

/* ---------- Released cases ---------- */
.cases-list {
  display: grid;
  gap: 0.7rem;
}

.case-item {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  overflow: hidden;
  transition: border-color 180ms var(--ease-out), box-shadow 180ms var(--ease-out);
}

.case-item[open] {
  border-color: color-mix(in srgb, var(--color-accent) 30%, var(--color-border));
  box-shadow: 0 18px 40px -28px rgba(15, 23, 42, 0.35);
}

.case-item__summary {
  display: grid;
  grid-template-columns: auto 1fr auto auto;
  align-items: center;
  gap: 0.65rem 0.85rem;
  padding: clamp(0.9rem, 1.6vw, 1.15rem) clamp(1rem, 1.8vw, 1.4rem);
  list-style: none;
  cursor: pointer;
  user-select: none;
}

.case-item__summary .project-group__badge {
  flex-shrink: 0;
  max-width: 100%;
  white-space: nowrap;
}

.case-item__summary::-webkit-details-marker {
  display: none;
}

.case-item__summary:hover {
  background: color-mix(in oklab, var(--color-bg-soft) 60%, transparent);
}

.case-item__title {
  min-width: 0;
  font-weight: 600;
  font-size: 1rem;
  line-height: 1.35;
  color: var(--color-text);
}

.case-item__team {
  min-width: 0;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--color-text-soft);
  line-height: 1.35;
  text-align: right;
  max-width: min(100%, 40ch);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.case-item__icon {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.6rem;
  height: 1.6rem;
  border-radius: 50%;
  border: 1px solid var(--color-border);
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-text-soft);
  transition: transform 180ms var(--ease-out), color 180ms var(--ease-out),
    border-color 180ms var(--ease-out);
}

.case-item[open] .case-item__icon {
  transform: rotate(45deg);
  color: var(--color-accent);
  border-color: color-mix(in srgb, var(--color-accent) 45%, var(--color-border));
}

.case-item__body {
  padding: 0 clamp(1rem, 1.8vw, 1.4rem) clamp(1rem, 1.8vw, 1.3rem);
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  border-top: 1px dashed var(--color-border);
  padding-top: clamp(0.9rem, 1.6vw, 1.15rem);
}

.case-item__media {
  margin: 0;
  border-radius: var(--radius-sm);
  overflow: hidden;
  border: 1px solid var(--color-border);
  background: color-mix(in oklab, var(--color-bg-soft) 80%, transparent);
  max-height: min(62vh, 520px);
  display: flex;
  align-items: center;
  justify-content: center;
}

.case-item__img {
  display: block;
  max-width: 100%;
  max-height: min(62vh, 520px);
  width: auto;
  height: auto;
  object-fit: contain;
  vertical-align: middle;
}

.case-item__video {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  background: var(--color-bg-soft);
  max-height: min(62vh, 520px);
  object-fit: contain;
}

.case-item__roi {
  padding: 0.85rem 1rem;
  border-radius: var(--radius-sm);
  background: color-mix(in oklab, var(--color-accent) 6%, transparent);
  border: 1px solid color-mix(in srgb, var(--color-accent) 22%, var(--color-border));
}

.case-item__roi-title {
  margin: 0 0 0.5rem;
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-text);
}

.case-item__roi-list {
  margin: 0;
  padding-left: 1.15rem;
  color: var(--color-text-soft);
  font-size: 0.88rem;
  line-height: 1.55;
}

.case-item__roi-list li + li {
  margin-top: 0.35rem;
}

.case-item__roi-note {
  margin: 0.65rem 0 0;
  font-size: 0.8rem;
  line-height: 1.45;
  color: var(--color-text-muted);
  font-style: italic;
}

.case-item__desc {
  margin: 0;
  color: var(--color-text-soft);
  line-height: 1.55;
}

.case-item__tech {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.case-item__tech-item {
  display: inline-flex;
  align-items: center;
  padding: 0.25rem 0.65rem;
  border-radius: var(--radius-pill);
  background: color-mix(in oklab, var(--color-bg-soft) 80%, transparent);
  border: 1px solid var(--color-border);
  color: var(--color-text-soft);
  font-size: 0.76rem;
  font-weight: 600;
}

@media (max-width: 720px) {
  .case-item__summary {
    grid-template-columns: auto 1fr auto;
  }
  .case-item__team {
    grid-column: 1 / -1;
    text-align: left;
    white-space: normal;
    max-width: 100%;
  }
  .case-item__icon {
    grid-column: 3;
    grid-row: 1;
  }
}

@media (max-width: 440px) {
  .case-item__summary {
    grid-template-columns: 1fr auto;
  }
  .case-item__summary .project-group__badge {
    grid-column: 1 / -1;
    justify-self: start;
  }
  .case-item__title {
    grid-column: 1;
    grid-row: 2;
  }
  .case-item__icon {
    grid-column: 2;
    grid-row: 2;
  }
  .case-item__team {
    grid-row: 3;
  }
}

.section__note {
  margin: 1.5rem 0 0;
  font-size: 0.85rem;
  color: var(--color-text-soft);
  text-align: center;
}

/* ---------- Partners (трудоустройство) ----------
   Сетка-конструктор под логотипы: каждый <li class="partner"> — слот.
   Реальный логотип вставляется как <img class="partner__logo">; пока его
   нет — рисуется dashed-плейсхолдер с подписью. Сетка отзывчивая. */
.partners-grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: clamp(1rem, 2vw, 1.75rem);
  align-items: center;
}
.partner {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 96px;
  padding: 0.5rem 0.75rem;
  background: transparent;
  border: 0;
  border-radius: 0;
  transition: transform 160ms var(--ease-out);
}
.partner:hover {
  transform: translateY(-1px);
}
.partner__logo {
  max-width: 100%;
  max-height: 88px;
  width: auto;
  height: auto;
  object-fit: contain;
  opacity: 1;
  transition: opacity 160ms var(--ease-out);
}
.partner:hover .partner__logo {
  opacity: 0.92;
}
/* Плейсхолдер используется, только когда реального логотипа нет (нужна
   рамка-«призрак»). Для реальных лого фон/рамка не применяются. */
.partner--placeholder {
  min-height: 80px;
  border: 1px dashed color-mix(in srgb, var(--color-text) 18%, transparent);
  border-radius: var(--radius-sm);
  background: color-mix(in srgb, var(--color-text) 3%, transparent);
}
.partner__hint {
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  font-weight: 600;
  user-select: none;
}
.partners__cta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-top: clamp(1rem, 2vw, 1.5rem);
}
@media (max-width: 480px) {
  .partners-grid {
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    gap: 1rem;
  }
  .partner {
    min-height: 72px;
  }
  .partner__logo {
    max-height: 64px;
  }
}

/* ---------- Testimonials ---------- */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.1rem;
}

.testimonial {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin: 0;
  padding: clamp(1.4rem, 2.2vw, 1.85rem);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  position: relative;
  transition: border-color 180ms var(--ease-out), transform 180ms var(--ease-out),
    box-shadow 180ms var(--ease-out);
}

.testimonial::before {
  content: "“";
  position: absolute;
  top: 0.15rem;
  left: 0.85rem;
  font-family: Georgia, "Times New Roman", serif;
  font-size: 3.4rem;
  line-height: 1;
  color: color-mix(in srgb, var(--color-accent) 25%, transparent);
  pointer-events: none;
}

.testimonial:hover {
  border-color: color-mix(in srgb, var(--color-accent) 35%, var(--color-border));
  transform: translateY(-2px);
  box-shadow: 0 18px 40px -28px rgba(15, 23, 42, 0.35);
}

.testimonial__quote {
  margin: 0;
  padding: 0;
  position: relative;
  z-index: 1;
}

.testimonial__quote p {
  margin: 0;
  font-size: 0.98rem;
  line-height: 1.6;
  color: var(--color-text);
}

.testimonial__meta {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  padding-top: 0.85rem;
  border-top: 1px dashed var(--color-border);
}

.testimonial__name {
  font-size: 0.98rem;
  font-weight: 700;
  letter-spacing: 0.01em;
  color: var(--color-text);
}

.testimonial__role {
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: color-mix(in srgb, var(--color-text) 65%, transparent);
}

/* ---------- Tools grid ---------- */
.tools-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.1rem;
}

.tool {
  position: relative;
  display: grid;
  gap: 0.45rem;
  padding: 1.4rem 1.4rem 1.5rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  transition: transform 220ms var(--ease-out), border-color 220ms var(--ease-out),
    box-shadow 220ms var(--ease-out);
}

.tool:hover {
  transform: translateY(-3px);
  border-color: var(--color-accent-muted);
  box-shadow: var(--shadow-md);
}

.tool__name {
  margin: 0;
  font-size: 1.08rem;
  font-weight: 800;
  letter-spacing: -0.015em;
  color: var(--color-text);
}

.tool__desc {
  margin: 0;
  font-size: 0.95rem;
  color: var(--color-text-soft);
  line-height: 1.5;
}

/* ---------- Audience grid ---------- */
.audience-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 0.85rem;
}

.audience-item {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  padding: 1.05rem 1.2rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: 0.98rem;
  font-weight: 600;
  color: var(--color-text);
  box-shadow: var(--shadow-sm);
  transition: transform 220ms var(--ease-out), border-color 220ms var(--ease-out);
}

.audience-item:hover {
  transform: translateY(-2px);
  border-color: var(--color-accent-muted);
}

.audience-item__dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--gradient-primary);
  flex-shrink: 0;
  box-shadow: 0 0 0 4px color-mix(in oklab, var(--color-accent) 18%, transparent);
}

/* ---------- Impact grid ---------- */
.impact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(290px, 1fr));
  gap: 1.25rem;
}

.impact-item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1.1rem;
  align-items: start;
  padding: 1.6rem 1.6rem 1.7rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  transition: transform 220ms var(--ease-out), border-color 220ms var(--ease-out),
    box-shadow 220ms var(--ease-out);
}

.impact-item:hover {
  transform: translateY(-3px);
  border-color: var(--color-accent-muted);
  box-shadow: var(--shadow-md);
}

.impact-item__num {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 1.95rem;
  line-height: 1;
  letter-spacing: -0.04em;
  background: var(--gradient-text);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  min-width: 2.4rem;
}

.impact-item__body {
  display: grid;
  gap: 0.4rem;
}

.impact-item__body h3 {
  margin: 0;
  font-size: 1.12rem;
  font-weight: 800;
  letter-spacing: -0.015em;
}

.impact-item__body p {
  margin: 0;
  font-size: 0.96rem;
  color: var(--color-text-soft);
  line-height: 1.55;
}

/* ---------- Corporate programs ---------- */
.corp-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.25rem;
  margin-bottom: clamp(1.25rem, 2.5vw, 1.75rem);
}

.corp-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  padding: 1.7rem 1.6rem 1.8rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  transition: transform 220ms var(--ease-out), border-color 220ms var(--ease-out),
    box-shadow 220ms var(--ease-out);
}

.corp-card:hover {
  transform: translateY(-3px);
  border-color: color-mix(in srgb, var(--color-accent) 35%, var(--color-border));
  box-shadow: var(--shadow-lg);
}

.corp-card--highlighted {
  border-color: color-mix(in srgb, var(--color-accent) 55%, var(--color-border));
  box-shadow: 0 24px 48px -28px color-mix(in srgb, var(--color-accent) 60%, transparent);
}

.corp-card__star {
  position: absolute;
  top: -0.7rem;
  right: 1.2rem;
  padding: 0.3rem 0.7rem;
  background: var(--color-accent);
  color: var(--color-on-accent, #fff);
  border-radius: var(--radius-pill);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  box-shadow: 0 8px 18px -8px color-mix(in srgb, var(--color-accent) 70%, transparent);
}

.corp-card__badge {
  align-self: flex-start;
  padding: 0.3rem 0.7rem;
  border-radius: var(--radius-pill);
  background: color-mix(in srgb, var(--color-accent) 14%, transparent);
  color: var(--color-accent);
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.corp-card__title {
  margin: 0;
  font-size: 1.18rem;
  line-height: 1.3;
  color: var(--color-text);
  min-height: calc(1.18rem * 1.3 * 2);
}

.corp-card__pitch {
  margin: 0;
  font-size: 0.95rem;
  color: var(--color-text-soft);
  line-height: 1.55;
}

.corp-card__audience {
  margin: 0;
  padding: 0.55rem 0.75rem;
  background: color-mix(in srgb, var(--color-text) 4%, transparent);
  border-radius: var(--radius-md);
  font-size: 0.88rem;
  color: var(--color-text-soft);
  line-height: 1.45;
}

.corp-card__audience-label {
  color: var(--color-text);
  font-weight: 600;
}

.corp-card__params {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.55rem;
  margin: 0;
  padding: 0.85rem 0.95rem;
  background: color-mix(in srgb, var(--color-accent) 6%, transparent);
  border: 1px solid color-mix(in srgb, var(--color-accent) 18%, transparent);
  border-radius: var(--radius-md);
}

.corp-card__param dt {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--color-text-soft);
}

.corp-card__param dd {
  margin: 0.15rem 0 0;
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--color-text);
  line-height: 1.3;
}

.corp-card__includes {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
  font-size: 0.9rem;
  color: var(--color-text-soft);
  line-height: 1.5;
  flex: 1;
}

.corp-card__includes li {
  position: relative;
  padding-left: 1.25rem;
}

.corp-card__includes li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55rem;
  width: 0.45rem;
  height: 0.45rem;
  border-radius: 50%;
  background: var(--color-accent);
}

.corp-card__excluded {
  margin: 0;
  font-size: 0.82rem;
  color: var(--color-text-soft);
  font-style: italic;
  opacity: 0.8;
}

.corp-card__cta {
  margin-top: 0.4rem;
  width: 100%;
  justify-content: center;
}

.corp-form__head {
  margin-top: clamp(0.75rem, 1.5vw, 1.25rem);
  margin-left: auto;
  margin-right: auto;
  max-width: 640px;
  justify-items: center;
  text-align: center;
  scroll-margin-top: clamp(80px, 9vh, 110px);
}

@media (max-width: 720px) {
  .corp-card__title {
    min-height: 0;
  }
  .corp-card__params {
    grid-template-columns: 1fr;
  }
}

/* ---------- Career outcomes ---------- */
.career-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(290px, 1fr));
  gap: 1.25rem;
}

.career-card {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  padding: 1.6rem 1.6rem 1.7rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  height: 100%;
  transition: transform 220ms var(--ease-out), border-color 220ms var(--ease-out),
    box-shadow 220ms var(--ease-out);
}

.career-card:hover {
  transform: translateY(-3px);
  border-color: var(--color-accent-muted);
  box-shadow: var(--shadow-md);
}

.career-card__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 64px;
  height: 64px;
  border-radius: 18px;
  background: linear-gradient(
    135deg,
    color-mix(in srgb, var(--color-accent) 22%, transparent),
    color-mix(in srgb, var(--color-accent) 8%, transparent)
  );
  border: 1px solid color-mix(in srgb, var(--color-accent) 30%, transparent);
  color: var(--color-accent);
  line-height: 0;
  box-shadow: 0 8px 18px -10px color-mix(in srgb, var(--color-accent) 50%, transparent);
}

.career-card__icon svg {
  width: 36px;
  height: 36px;
  display: block;
}

.career-card__eyebrow {
  margin: 0;
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-accent);
}

.career-card__title {
  margin: 0 0 0.15rem;
  font-size: 1.18rem;
  font-weight: 800;
  letter-spacing: -0.015em;
  line-height: 1.3;
}

.career-card__list {
  margin: 0;
  padding-left: 1.1rem;
  display: grid;
  gap: 0.4rem;
  font-size: 0.95rem;
  color: var(--color-text-soft);
  line-height: 1.5;
}

.career-card__list li::marker {
  color: var(--color-accent);
}

/* ---------- ROI calculator ---------- */
.roi-tabs {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.roi-tabs__switch {
  display: inline-flex;
  align-self: center;
  padding: 4px;
  background: color-mix(in srgb, var(--color-text) 6%, transparent);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  gap: 2px;
}

.roi-tabs__btn {
  padding: 0.5rem 1.1rem;
  border: none;
  background: transparent;
  color: var(--color-text-soft);
  font-size: 0.9rem;
  font-weight: 600;
  border-radius: var(--radius-pill);
  cursor: pointer;
  transition: background 180ms var(--ease-out), color 180ms var(--ease-out),
    box-shadow 180ms var(--ease-out);
}

.roi-tabs__btn:hover {
  color: var(--color-text);
}

.roi-tabs__btn--active {
  background: var(--color-surface);
  color: var(--color-text);
  box-shadow: 0 4px 12px -6px color-mix(in srgb, var(--color-accent) 50%, transparent);
}

.roi {
  display: grid;
  grid-template-columns: minmax(280px, 1.05fr) minmax(280px, 1fr);
  gap: 1.5rem;
  align-items: stretch;
}

.roi__inputs,
.roi__result {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  padding: clamp(1.25rem, 2.5vw, 1.75rem);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-sm);
}

.roi__field {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  font-size: 0.92rem;
  color: var(--color-text-soft);
  font-weight: 700;
}

.roi__field input,
.roi__field select {
  padding: 0.85rem 1.05rem;
  min-height: 48px;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border-strong);
  background: var(--color-bg);
  color: var(--color-text);
  font-size: 1rem;
  font-weight: 700;
  width: 100%;
}

.roi__field select {
  appearance: none;
  -webkit-appearance: none;
  -moz-appearance: none;
}

.roi__field input[type="number"] {
  appearance: auto;
  -webkit-appearance: auto;
  -moz-appearance: number-input;
  padding-right: 0.6rem;
}

.roi__field input[type="number"]::-webkit-outer-spin-button,
.roi__field input[type="number"]::-webkit-inner-spin-button {
  -webkit-appearance: inner-spin-button;
  opacity: 1;
  height: 100%;
  margin-left: 0.35rem;
  cursor: pointer;
}

.roi__field input::-webkit-contacts-auto-fill-button,
.roi__field input::-webkit-credentials-auto-fill-button,
.roi__field input::-webkit-credit-card-auto-fill-button {
  visibility: hidden;
  display: none !important;
  pointer-events: none;
  position: absolute;
  right: 0;
}

.roi__field select {
  padding-right: 2.5rem;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%23888' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'><polyline points='6 9 12 15 18 9'/></svg>");
  background-repeat: no-repeat;
  background-position: right 1rem center;
}

.roi__field input:focus,
.roi__field select:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 4px color-mix(in oklab, var(--color-accent) 22%, transparent);
}

.roi__hint {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  font-weight: 500;
  line-height: 1.45;
}

.roi__presets {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  padding-top: 0.4rem;
}

.roi__presets--stacked {
  flex-direction: column;
  align-items: flex-start;
  gap: 0.5rem;
  margin-top: 1rem;
  padding-top: 0.9rem;
  border-top: 1px solid var(--color-border);
}

.roi__presets--stacked .roi__chip {
  width: 100%;
  text-align: left;
}

.roi__presets-title {
  font-size: 0.85rem;
  color: var(--color-text-soft);
  font-weight: 700;
  margin-right: 0.25rem;
}

.roi__presets--stacked .roi__presets-title {
  margin-right: 0;
  margin-bottom: 0.15rem;
}

.roi__chip {
  padding: 0.45rem 0.9rem;
  border-radius: var(--radius-pill);
  border: 1px solid var(--color-border-strong);
  background: var(--color-bg);
  color: var(--color-text);
  font-size: 0.85rem;
  font-weight: 700;
  cursor: pointer;
  transition: background 180ms var(--ease-out), color 180ms var(--ease-out),
    border-color 180ms var(--ease-out), transform 180ms var(--ease-out);
}

.roi__chip:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
  transform: translateY(-1px);
}

.roi__result {
  background: linear-gradient(165deg,
    color-mix(in oklab, var(--color-accent) 12%, var(--color-surface)) 0%,
    var(--color-surface) 70%);
  border-color: color-mix(in oklab, var(--color-accent) 30%, var(--color-border));
}

.roi__eyebrow {
  margin: 0;
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-accent);
}

.roi__metric {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 1rem;
  padding: 0.85rem 0;
  border-top: 1px dashed color-mix(in oklab, var(--color-border) 80%, transparent);
}

.roi__metric:first-of-type {
  border-top: none;
}

.roi__metric-label {
  font-size: 0.92rem;
  color: var(--color-text-soft);
  font-weight: 600;
  max-width: 60%;
  line-height: 1.4;
}

.roi__metric-value {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 900;
  letter-spacing: -0.02em;
  color: var(--color-text);
  text-align: right;
  white-space: nowrap;
}

.roi__metric--primary .roi__metric-value {
  font-size: 1.7rem;
  background: var(--gradient-text);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.roi__note {
  margin: 0.4rem 0 0;
  font-size: 0.82rem;
  color: var(--color-text-muted);
  line-height: 1.55;
}

.roi__inline-hint {
  margin: -0.35rem 0 0.25rem;
  padding: 0.55rem 0.75rem;
  border-radius: var(--radius-md);
  background: color-mix(in srgb, var(--color-accent) 10%, transparent);
  border: 1px solid color-mix(in srgb, var(--color-accent) 30%, transparent);
  font-size: 0.82rem;
  color: var(--color-text-soft);
  line-height: 1.45;
}

.roi__note strong {
  color: var(--color-text);
}

/* ---------- Documents grid ---------- */
.documents-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(290px, 1fr));
  gap: 1.1rem;
}

.document {
  position: relative;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1rem;
  align-items: stretch;
  padding: 1.4rem 1.4rem 1.5rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  height: 100%;
  text-decoration: none;
  color: inherit;
  cursor: pointer;
  transition: transform 220ms var(--ease-out), border-color 220ms var(--ease-out),
    box-shadow 220ms var(--ease-out);
}

.document:hover,
.document:focus-visible {
  transform: translateY(-3px);
  border-color: var(--color-accent);
  box-shadow: var(--shadow-md);
  outline: none;
}

.document:focus-visible {
  box-shadow: var(--shadow-md), 0 0 0 4px color-mix(in srgb, var(--color-accent) 22%, transparent);
}

.document__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background: var(--color-accent-subtle);
  color: var(--color-accent);
  align-self: start;
  flex-shrink: 0;
  border: 1px solid var(--color-accent-muted);
  flex-shrink: 0;
}

.document__body {
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
  min-width: 0;
  height: 100%;
}

.document__body h3,
.document__title {
  margin: 0;
  min-height: calc(1.05rem * 1.3 * 2);
  font-size: 1.05rem;
  font-weight: 800;
  letter-spacing: -0.015em;
  line-height: 1.3;
  color: var(--color-text);
}

.document:hover .document__title {
  color: var(--color-accent);
}

.document__body p {
  margin: 0;
  flex: 1;
  font-size: 0.92rem;
  color: var(--color-text-soft);
  line-height: 1.5;
}

.document__meta {
  align-self: flex-start;
  margin-top: auto;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.3rem 0.7rem;
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-soft);
  border-radius: var(--radius-pill);
  background: color-mix(in oklab, var(--color-bg-soft) 80%, transparent);
  border: 1px solid var(--color-border);
  white-space: nowrap;
  transition: color 180ms var(--ease-out), border-color 180ms var(--ease-out),
    background 180ms var(--ease-out);
}

.document:hover .document__meta {
  color: var(--color-accent);
  border-color: color-mix(in srgb, var(--color-accent) 35%, var(--color-border));
  background: color-mix(in srgb, var(--color-accent) 10%, transparent);
}

.documents__note {
  margin: 1.5rem 0 0;
  text-align: center;
  font-size: 0.95rem;
}

.documents-group {
  margin-top: 1.75rem;
}

.documents-group:first-of-type {
  margin-top: 0;
}

.documents-group__title {
  margin: 0 0 1rem;
  font-size: 0.85rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-text-soft);
}

.documents-group--collapsible {
  border-top: 1px dashed var(--color-border);
  padding-top: 1.5rem;
}

.documents-group__summary {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  cursor: pointer;
  list-style: none;
  user-select: none;
  margin-bottom: 1rem;
}

.documents-group__summary::-webkit-details-marker {
  display: none;
}

.documents-group--collapsible .documents-group__title {
  margin: 0;
}

.documents-group__count {
  margin-left: auto;
  font-size: 0.78rem;
  color: var(--color-text-muted);
  font-weight: 500;
  letter-spacing: 0.02em;
  white-space: nowrap;
  text-transform: none;
}

.documents-group__icon {
  width: 24px;
  height: 24px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--color-accent-subtle);
  color: var(--color-accent);
  font-weight: 700;
  font-size: 1.1rem;
  line-height: 1;
  transition: transform 180ms var(--ease-out);
  flex-shrink: 0;
}

.documents-group--collapsible[open] .documents-group__icon {
  transform: rotate(45deg);
}

.documents-group--collapsible[open] .documents-group__summary {
  margin-bottom: 1.25rem;
}

/* ---------- Documents flat list ---------- */
.documents-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  overflow: hidden;
}

.documents-list__item + .documents-list__item {
  border-top: 1px solid var(--color-border);
}

.documents-list__link {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 1rem;
  padding: 0.85rem 1.1rem;
  text-decoration: none;
  color: inherit;
  cursor: pointer;
  transition: background 160ms var(--ease-out), color 160ms var(--ease-out);
}

.documents-list__link:hover,
.documents-list__link:focus-visible {
  background: color-mix(in srgb, var(--color-accent) 8%, transparent);
  outline: none;
}

.documents-list__link:focus-visible {
  box-shadow: inset 0 0 0 2px color-mix(in srgb, var(--color-accent) 45%, transparent);
}

.documents-list__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: var(--radius-sm);
  background: var(--color-accent-subtle);
  color: var(--color-accent);
  flex-shrink: 0;
}

.documents-list__title {
  font-size: 0.97rem;
  font-weight: 600;
  line-height: 1.4;
  color: var(--color-text);
  min-width: 0;
}

.documents-list__link:hover .documents-list__title,
.documents-list__link:focus-visible .documents-list__title {
  color: var(--color-accent);
}

.documents-list__action {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.35rem 0.75rem;
  font-size: 0.74rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-soft);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  background: var(--color-bg);
  white-space: nowrap;
  flex-shrink: 0;
  transition: color 160ms var(--ease-out), border-color 160ms var(--ease-out),
    background 160ms var(--ease-out);
}

.documents-list__link:hover .documents-list__action,
.documents-list__link:focus-visible .documents-list__action {
  color: var(--color-accent);
  border-color: color-mix(in srgb, var(--color-accent) 35%, var(--color-border));
  background: color-mix(in srgb, var(--color-accent) 10%, transparent);
}

/* Цветовые акценты по формату документа: PNG — открывается в браузере,
   DOC/PDF — скачивается. */
.documents-list__action--png {
  color: color-mix(in srgb, #2563eb 80%, var(--color-text-soft));
  border-color: color-mix(in srgb, #2563eb 28%, var(--color-border));
}
.documents-list__action--doc {
  color: color-mix(in srgb, #1e6f3d 80%, var(--color-text-soft));
  border-color: color-mix(in srgb, #1e6f3d 28%, var(--color-border));
}
.documents-list__action--pdf {
  color: color-mix(in srgb, #b53221 80%, var(--color-text-soft));
  border-color: color-mix(in srgb, #b53221 28%, var(--color-border));
}

@media (max-width: 560px) {
  .documents-list__link {
    grid-template-columns: auto 1fr;
    gap: 0.75rem;
    padding: 0.75rem 0.9rem;
  }

  .documents-list__action {
    grid-column: 1 / -1;
    justify-self: end;
    padding: 0.25rem 0.6rem;
  }
}

/* ---------- Document previews + lightbox ---------- */
/* Превью лицензии и сертификата под списком документов: обе карточки
   имеют одинаковую высоту media-фрейма через --doc-preview-h, ширина
   пропорциональна ориентации — лицензия узкая портретная (1:1.414),
   сертификат широкий landscape (3:2). По клику открывается модалка. */
.documents-previews {
  list-style: none;
  margin: 1.5rem 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: flex-start;
  gap: clamp(0.75rem, 1.5vw, 1.5rem);
}

.documents-previews__item {
  display: flex;
  min-width: 0;
}

.documents-preview {
  --doc-preview-h: clamp(220px, 28vw, 340px);
  --doc-preview-pad: 0.6rem;
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
  width: calc(var(--doc-preview-h) / 1.414 + var(--doc-preview-pad) * 2);
  padding: var(--doc-preview-pad);
  background: var(--color-surface, #fff);
  border: 1px solid var(--color-border, #e5e5e5);
  border-radius: 14px;
  cursor: zoom-in;
  font: inherit;
  color: inherit;
  text-align: center;
  transition: transform 180ms ease, box-shadow 180ms ease, border-color 180ms ease;
}

.documents-preview--landscape {
  /* Та же высота, ширина под landscape (3:2). */
  width: calc(var(--doc-preview-h) * 1.5 + var(--doc-preview-pad) * 2);
}

.documents-preview:hover,
.documents-preview:focus-visible {
  transform: translateY(-2px);
  border-color: color-mix(in srgb, var(--color-accent, #d0561c) 40%, var(--color-border, #e5e5e5));
  box-shadow: 0 12px 28px -16px rgba(0, 0, 0, 0.28);
  outline: none;
}

.documents-preview__media {
  position: relative;
  display: block;
  width: 100%;
  height: var(--doc-preview-h);
  border-radius: 10px;
  overflow: hidden;
  background: #fff;
}

.documents-preview__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
  display: block;
}

/* Landscape-фрейм заполняется сертификатом по ширине; пропорции
   фрейма (3:2) подобраны под документ — поля минимальны. */
.documents-preview__media--landscape img {
  object-fit: cover;
  object-position: center;
}

/* На узких экранах сертификат не помещается в одну колонку — отдаём
   ему всю ширину контейнера и переключаем высоту на адаптивную. */
@media (max-width: 720px) {
  .documents-preview {
    --doc-preview-h: clamp(200px, 50vw, 280px);
    width: calc(var(--doc-preview-h) / 1.414 + var(--doc-preview-pad) * 2);
  }
  .documents-preview--landscape {
    width: min(100%, calc(var(--doc-preview-h) * 1.5 + var(--doc-preview-pad) * 2));
  }
}

.documents-preview__zoom {
  position: absolute;
  right: 6px;
  bottom: 6px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: rgba(0, 0, 0, 0.55);
  color: #fff;
  pointer-events: none;
}

.documents-preview__caption {
  font-size: 0.78rem;
  line-height: 1.3;
  color: var(--color-text-soft, #555);
}

.lightbox {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: clamp(1rem, 4vw, 2.5rem);
  background: rgba(8, 10, 14, 0.82);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  opacity: 0;
  pointer-events: none;
  transition: opacity 200ms ease;
}

.lightbox.is-open {
  opacity: 1;
  pointer-events: auto;
}

.lightbox__figure {
  margin: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.6rem;
  max-width: 100%;
  max-height: 100%;
}

.lightbox__img {
  display: block;
  max-width: min(95vw, 1200px);
  max-height: 88vh;
  width: auto;
  height: auto;
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 24px 60px -12px rgba(0, 0, 0, 0.6);
}

.lightbox__caption {
  color: rgba(255, 255, 255, 0.92);
  font-size: 0.9rem;
  text-align: center;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.5);
}

.lightbox__close {
  position: absolute;
  top: clamp(0.6rem, 2vw, 1.25rem);
  right: clamp(0.6rem, 2vw, 1.25rem);
  width: 44px;
  height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.16);
  color: #fff;
  cursor: pointer;
  transition: background 150ms ease, transform 150ms ease;
}

.lightbox__close:hover,
.lightbox__close:focus-visible {
  background: rgba(255, 255, 255, 0.32);
  transform: scale(1.05);
  outline: none;
}

/* ---------- Share block (footer) ---------- */
/* Кнопки share с UTM-метками (utm_source=share, utm_medium=<channel>) для
   отслеживания трафика из соцсетей в Метрике / GA. */
.share {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.6rem;
  padding: 1rem 0;
  margin-top: 1.5rem;
  border-top: 1px solid var(--color-border, rgba(255, 255, 255, 0.08));
}

.share__label {
  font-size: 0.85rem;
  color: var(--color-text-soft, #888);
  margin-right: 0.4rem;
}

.share__btn {
  width: 36px;
  height: 36px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--color-surface-soft, rgba(255, 255, 255, 0.06));
  border: 1px solid var(--color-border, rgba(255, 255, 255, 0.12));
  color: var(--color-text-soft, #888);
  cursor: pointer;
  text-decoration: none;
  transition: transform 150ms ease, background 150ms ease, color 150ms ease, border-color 150ms ease;
}

.share__btn:hover,
.share__btn:focus-visible {
  background: color-mix(in srgb, var(--color-accent, #d0561c) 18%, transparent);
  color: var(--color-accent, #d0561c);
  border-color: color-mix(in srgb, var(--color-accent, #d0561c) 38%, var(--color-border, rgba(255,255,255,.12)));
  transform: translateY(-1px);
  outline: none;
}

.share__btn--copy {
  font: inherit;
  padding: 0;
}

/* ---------- LMS feature grid ---------- */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
}

.feature {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  padding: 1.1rem 1.25rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: 0.98rem;
  font-weight: 500;
  color: var(--color-text);
  box-shadow: var(--shadow-sm);
  transition: transform 200ms var(--ease-out), border-color 200ms var(--ease-out);
}

.feature:hover {
  transform: translateY(-2px);
  border-color: var(--color-accent-muted);
}

.feature__dot {
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: var(--gradient-primary);
  box-shadow: 0 0 0 3px color-mix(in oklab, var(--color-accent) 18%, transparent);
  flex-shrink: 0;
}

/* ---------- Glossary ---------- */
.glossary {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.glossary__group {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  overflow: hidden;
  transition: border-color 180ms var(--ease-out), box-shadow 180ms var(--ease-out);
}

.glossary__group[open] {
  border-color: color-mix(in srgb, var(--color-accent) 30%, var(--color-border));
  box-shadow: 0 6px 18px -10px rgba(15, 23, 42, 0.18);
}

.glossary__group-summary {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  padding: 1rem 1.25rem;
  cursor: pointer;
  list-style: none;
  user-select: none;
}

.glossary__group-summary::-webkit-details-marker {
  display: none;
}

.glossary__group-summary:hover .glossary__group-title,
.glossary__group[open] .glossary__group-title {
  color: var(--color-accent);
}

.glossary__group-count {
  margin-left: auto;
  font-size: 0.78rem;
  color: var(--color-text-muted);
  font-weight: 500;
  letter-spacing: 0.02em;
}

.glossary__group-icon {
  width: 24px;
  height: 24px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--color-accent-subtle);
  color: var(--color-accent);
  font-weight: 700;
  font-size: 1.1rem;
  line-height: 1;
  transition: transform 180ms var(--ease-out);
}

.glossary__group[open] .glossary__group-icon {
  transform: rotate(45deg);
}

.glossary__group .glossary__list {
  padding: 0 1.25rem 1.25rem;
}

.glossary__group-title {
  margin: 0;
  font-size: clamp(0.85rem, 1.1vw, 0.95rem);
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-text);
}

.glossary__list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 0.9rem;
  margin: 0;
}

.glossary__item {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
  padding: 1.05rem 1.15rem 1.15rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: border-color 180ms var(--ease-out), transform 180ms var(--ease-out);
}

.glossary__item:hover {
  border-color: color-mix(in srgb, var(--color-accent) 35%, var(--color-border));
  transform: translateY(-2px);
}

.glossary__term {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.4rem 0.55rem;
  margin: 0;
}

.glossary__name {
  font-size: 1.02rem;
  font-weight: 700;
  color: var(--color-text);
  letter-spacing: -0.005em;
}

.glossary__full {
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--color-text-soft);
  font-style: italic;
}

.glossary__def {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.5;
  color: var(--color-text-soft);
}

@media (max-width: 600px) {
  .glossary__list {
    grid-template-columns: 1fr;
    gap: 0.7rem;
  }
  .glossary__item {
    padding: 0.95rem 1rem 1rem;
  }
}

/* ---------- FAQ ---------- */
.faq {
  display: grid;
  gap: 0.75rem;
}

.faq__item {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  overflow: hidden;
  transition: border-color 200ms var(--ease-out), background 200ms var(--ease-out),
    box-shadow 200ms var(--ease-out);
  box-shadow: var(--shadow-sm);
}

.faq__item[open] {
  border-color: var(--color-accent-muted);
  box-shadow: var(--shadow-md);
}

.faq__item summary {
  list-style: none;
  cursor: pointer;
  padding: 1.2rem 1.4rem;
  font-weight: 700;
  font-size: 1.02rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  color: var(--color-text);
}

.faq__item summary::-webkit-details-marker {
  display: none;
}

.faq__icon {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  border: 1px solid var(--color-border-strong);
  display: inline-grid;
  place-items: center;
  font-size: 1rem;
  color: var(--color-text-muted);
  transition: transform 220ms var(--ease-out), color 220ms var(--ease-out),
    border-color 220ms var(--ease-out), background 220ms var(--ease-out);
  flex-shrink: 0;
}

.faq__item[open] .faq__icon {
  transform: rotate(45deg);
  color: var(--color-accent);
  border-color: var(--color-accent);
  background: var(--color-accent-subtle);
}

.faq__body {
  padding: 0 1.4rem 1.3rem;
  color: var(--color-text-soft);
  line-height: 1.6;
}

/* ---------- Forms ---------- */
.form {
  display: grid;
  gap: 1rem;
  padding: clamp(1.25rem, 3vw, 2rem);
  border-radius: var(--radius-xl);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-md);
  position: relative;
}

.form-honey {
  position: absolute;
  left: -10000px;
  top: auto;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
  z-index: -1;
}

.form label {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
  font-size: 0.92rem;
  color: var(--color-text-soft);
  font-weight: 700;
  letter-spacing: 0.01em;
}

.form input,
.form textarea,
.form select {
  padding: 0.95rem 1.1rem;
  min-height: 48px;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border-strong);
  background: var(--color-bg);
  color: var(--color-text);
  font: inherit;
  font-size: 1rem;
  line-height: 1.4;
  width: 100%;
  box-sizing: border-box;
  transition: border-color 160ms var(--ease-out), box-shadow 160ms var(--ease-out),
    background 160ms var(--ease-out);
}

.form select {
  appearance: none;
  -webkit-appearance: none;
  -moz-appearance: none;
  padding-right: 2.5rem;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%23888' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'><polyline points='6 9 12 15 18 9'/></svg>");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  background-size: 14px 14px;
  cursor: pointer;
}

.form textarea {
  min-height: 120px;
  resize: vertical;
}

.form input::placeholder,
.form textarea::placeholder {
  color: var(--color-text-muted);
}

.form input:focus,
.form textarea:focus,
.form select:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 4px color-mix(in oklab, var(--color-accent) 22%, transparent);
  background: var(--color-surface);
}

.form__row {
  display: grid;
  gap: 1rem;
}

.form__row.grid-2 {
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1rem;
}

.form--compact {
  max-width: 520px;
  margin: 0 auto;
  gap: 1rem;
}

.form--compact .btn {
  width: 100%;
}

.form__msg {
  margin: 0;
  padding: 0.75rem 0.95rem;
  border-radius: var(--radius-sm);
  background: var(--color-accent-subtle);
  border: 1px solid var(--color-accent-muted);
  color: var(--color-text);
  font-size: 0.9rem;
}

/* ---------- Footer ---------- */
.site-footer {
  padding: 3rem 0 2rem;
  border-top: 1px solid var(--color-border);
  font-size: 0.9rem;
  color: var(--color-text-muted);
  margin-top: 3rem;
  background: color-mix(in oklab, var(--color-surface) 50%, transparent);
}

.site-footer__grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 2rem;
  margin-bottom: 2rem;
}

@media (max-width: 1100px) {
  .site-footer__grid {
    grid-template-columns: 1fr 1fr;
  }
}

.site-footer__col h4 {
  margin: 0 0 0.7rem;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-text);
}

.site-footer__col a {
  display: block;
  padding: 0.25rem 0;
  color: var(--color-text-muted);
}

.site-footer__col a:hover {
  color: var(--color-accent);
}

.site-footer__bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  border-top: 1px solid var(--color-border);
  padding-top: 1.25rem;
}
.site-footer__copy {
  color: var(--color-text-muted);
  font-size: 0.85rem;
}
.site-footer__credit {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8rem;
  color: var(--color-text-muted);
}
.site-footer__credit strong {
  color: var(--color-text);
  font-weight: 700;
  letter-spacing: 0.02em;
}
.site-footer__sep {
  opacity: 0.5;
}
.site-footer__version {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  color: color-mix(in srgb, var(--color-text) 60%, transparent);
  cursor: help;
}
.site-footer__build-date {
  color: color-mix(in srgb, var(--color-text) 45%, transparent);
}

/* Theme switcher */
.theme-switch {
  display: inline-flex;
  padding: 4px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  gap: 2px;
}

.theme-switch__btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.45rem 0.95rem;
  border-radius: var(--radius-pill);
  border: none;
  background: transparent;
  color: var(--color-text-muted);
  font: inherit;
  font-size: 0.82rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 180ms var(--ease-out), color 180ms var(--ease-out);
}

.theme-switch__btn:hover {
  color: var(--color-text);
}

.theme-switch__btn[aria-pressed="true"] {
  background: var(--gradient-primary);
  color: #fff;
  box-shadow: var(--shadow-sm);
}

.theme-switch__icon {
  width: 14px;
  height: 14px;
}

/* ---------- Mobile drawer ---------- */
.mobile-drawer {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: none;
}

.mobile-drawer[data-open="true"] {
  display: block;
}

.mobile-drawer__backdrop {
  position: absolute;
  inset: 0;
  background: color-mix(in oklab, var(--color-text) 55%, transparent);
  backdrop-filter: blur(4px);
  animation: fadeIn 200ms var(--ease-out);
}

.mobile-drawer__panel {
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  width: min(320px, 86vw);
  background: var(--color-surface);
  border-left: 1px solid var(--color-border);
  padding: 1.25rem 1.25rem 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  box-shadow: var(--shadow-lg);
  animation: slideIn 240ms var(--ease-out);
  overflow-y: auto;
}

.mobile-drawer__head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--color-border);
}

.mobile-drawer__close {
  width: 36px;
  height: 36px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-md);
  color: var(--color-text);
  font-size: 1.2rem;
  cursor: pointer;
}

.mobile-drawer__nav {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.mobile-drawer__nav a {
  padding: 0.85rem 1rem;
  border-radius: var(--radius-md);
  color: var(--color-text-soft);
  font-weight: 500;
  font-size: 1rem;
}

.mobile-drawer__nav a:hover,
.mobile-drawer__nav a:focus {
  background: var(--color-accent-subtle);
  color: var(--color-accent);
}

.mobile-drawer__cta {
  margin-top: auto;
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes slideIn {
  from { transform: translateX(100%); }
  to { transform: translateX(0); }
}

body[data-drawer-open="true"] {
  overflow: hidden;
}

/* ---------- Animations ---------- */
@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hero > .container > * {
  animation: fadeUp 600ms var(--ease-out) both;
}

.hero > .container > *:nth-child(2) { animation-delay: 80ms; }
.hero > .container > *:nth-child(3) { animation-delay: 140ms; }
.hero > .container > *:nth-child(4) { animation-delay: 200ms; }
.hero > .container > *:nth-child(5) { animation-delay: 260ms; }

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .grid-2 {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.25rem;
  }
  .grid-3 {
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 1.25rem;
  }
}

@media (max-width: 1099px) {
  .site-nav {
    display: none;
  }
  .site-header__cta {
    display: none;
  }
  .site-header__theme {
    display: none;
  }
  .site-header__burger {
    display: inline-flex;
  }
  .site-header__inner {
    padding: 0.75rem 1rem;
  }
}

/* theme-switch внутри drawer — отдельная строка перед CTA */
.mobile-drawer__theme {
  margin-top: 0.5rem;
  align-self: stretch;
  justify-content: center;
}

@media (max-width: 820px) {
  .container {
    padding: 0 1rem;
  }
  .hero__cta .btn {
    flex: 1 1 100%;
  }
  .grid-2,
  .grid-3 {
    grid-template-columns: 1fr;
    gap: 1rem;
  }
  .hero__meta {
    grid-template-columns: 1fr;
    gap: 0.5rem;
  }
  .hero__meta-item {
    padding: 1rem 1.1rem 1.1rem;
  }
  .hero__meta-label {
    font-size: 1.15rem;
    letter-spacing: 0.14em;
    gap: 0.55rem;
    margin-bottom: 0.55rem;
  }
  .hero__meta-label::before {
    width: 10px;
    height: 10px;
  }
  .card {
    padding: 1.5rem;
  }
  .card--program,
  .card--tariff {
    padding: 1.65rem;
  }
  .card--tariff {
    padding-top: 2rem;
  }
  .card__icon {
    width: 52px;
    height: 52px;
    font-size: 1.2rem;
    border-radius: 14px;
  }
  .form {
    padding: 1.25rem;
  }
  .form__row.grid-2 {
    grid-template-columns: 1fr;
  }
  .site-footer {
    padding: 2.5rem 0 1.5rem;
  }
  .site-footer__grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
  .site-footer__bottom {
    justify-content: center;
    text-align: center;
  }
  .tariff__badge {
    top: 0;
    left: 50%;
    right: auto;
    transform: translate(-50%, -50%);
  }
  .feature-grid {
    grid-template-columns: 1fr 1fr;
  }
  .curriculum {
    grid-template-columns: 1fr;
    gap: 1rem;
  }
  .curriculum__item {
    padding: 1.25rem;
    gap: 0.85rem;
  }
  .curriculum__num {
    font-size: 1.7rem;
    min-width: 2rem;
  }
  .tools-grid,
  .audience-grid,
  .impact-grid,
  .documents-grid,
  .career-grid {
    grid-template-columns: 1fr;
  }
  .roi {
    grid-template-columns: 1fr;
    gap: 1.1rem;
  }
  .roi__metric-value {
    font-size: 1.1rem;
  }
  .roi__metric--primary .roi__metric-value {
    font-size: 1.45rem;
  }
  .roi__metric-label {
    max-width: 55%;
  }
  .career-card {
    padding: 1.25rem;
  }
  .impact-item {
    padding: 1.25rem;
    gap: 0.85rem;
  }
  .impact-item__num {
    font-size: 1.6rem;
    min-width: 2rem;
  }
  .usp-banner__inner {
    grid-template-columns: 1fr;
    text-align: center;
    justify-items: center;
  }
}

@media (max-width: 480px) {
  .feature-grid {
    grid-template-columns: 1fr;
  }
  .hero h1 {
    font-size: clamp(1.7rem, 7vw, 2.1rem);
  }
  .faq__item summary {
    padding: 0.95rem 1rem;
    font-size: 0.95rem;
  }
}