/* ============================================================
   ТНК — Траст Национальная Компания
   Material Design 3 · собственная палитра (изумруд + янтарь)
   ============================================================ */

:root {
  /* ---- M3 color roles (seed #006C51) ---- */
  --md-primary: #006C51;
  --md-on-primary: #FFFFFF;
  --md-primary-container: #86F8CD;
  --md-on-primary-container: #002116;
  --md-primary-fixed-dim: #69DBAF;

  --md-secondary: #4C6358;
  --md-on-secondary: #FFFFFF;
  --md-secondary-container: #CFE9DA;
  --md-on-secondary-container: #092017;

  --md-tertiary: #3E6374;
  --md-on-tertiary: #FFFFFF;
  --md-tertiary-container: #C1E8FC;
  --md-on-tertiary-container: #001F2A;

  --md-error: #BA1A1A;
  --md-error-container: #FFDAD6;
  --md-on-error-container: #410002;

  --md-surface: #F4FAF6;
  --md-surface-dim: #D5DBD6;
  --md-surface-container-lowest: #FFFFFF;
  --md-surface-container-low: #EFF5F0;
  --md-surface-container: #E9EFEA;
  --md-surface-container-high: #E3E9E4;
  --md-surface-container-highest: #DDE4DE;
  --md-on-surface: #161D19;
  --md-on-surface-variant: #3F4944;
  --md-outline: #6F7974;
  --md-outline-variant: #BFC9C2;

  --md-inverse-surface: #2B322E;
  --md-inverse-on-surface: #ECF2ED;
  --md-inverse-primary: #69DBAF;

  /* фирменный акцент (янтарь) */
  --md-accent: #B97900;
  --md-accent-bright: #FFB84D;
  --md-accent-container: #FFDFAE;
  --md-on-accent-container: #271900;

  /* ---- M3 shape ---- */
  --md-shape-xs: 4px;
  --md-shape-sm: 8px;
  --md-shape-md: 12px;
  --md-shape-lg: 16px;
  --md-shape-xl: 28px;
  --md-shape-full: 999px;

  /* ---- M3 elevation ---- */
  --md-elev-1: 0 1px 2px rgba(20, 33, 28, .30), 0 1px 3px 1px rgba(20, 33, 28, .15);
  --md-elev-2: 0 1px 2px rgba(20, 33, 28, .30), 0 2px 6px 2px rgba(20, 33, 28, .15);
  --md-elev-3: 0 4px 8px 3px rgba(20, 33, 28, .15), 0 1px 3px rgba(20, 33, 28, .30);
  --md-elev-4: 0 6px 10px 4px rgba(20, 33, 28, .15), 0 2px 3px rgba(20, 33, 28, .30);

  /* ---- M3 motion ---- */
  --md-ease: cubic-bezier(.2, 0, 0, 1);
  --md-ease-accel: cubic-bezier(.3, 0, 1, 1);

  --font: "Manrope", "Segoe UI", Roboto, system-ui, sans-serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; scroll-padding-top: 92px; }

body {
  margin: 0;
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.55;
  color: var(--md-on-surface);
  background: var(--md-surface);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img, svg, video { max-width: 100%; height: auto; }
a { color: var(--md-primary); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ---------- M3 type scale ---------- */
.display-md { font-size: clamp(2.35rem, 1.6rem + 3.2vw, 3.6rem); line-height: 1.08; font-weight: 800; letter-spacing: -0.02em; margin: 0; }
.headline-lg { font-size: clamp(1.7rem, 1.35rem + 1.5vw, 2.35rem); line-height: 1.16; font-weight: 800; letter-spacing: -0.01em; margin: 0; }
.title-lg { font-size: 1.35rem; line-height: 1.3; font-weight: 700; margin: 0; }
.title-md { font-size: 1.1rem; font-weight: 700; margin: 0; }
.body-lg { font-size: 1.075rem; line-height: 1.6; }
.label-lg { font-size: .95rem; font-weight: 700; letter-spacing: .02em; }
.text-secondary { color: var(--md-on-surface-variant); }

.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: .82rem; font-weight: 800; letter-spacing: .14em; text-transform: uppercase;
  color: var(--md-primary);
  background: var(--md-primary-container);
  border-radius: var(--md-shape-full);
  padding: 7px 16px;
  margin-bottom: 18px;
}

.section { padding: clamp(56px, 8vw, 104px) 0; }
.section-head { max-width: 780px; margin-bottom: clamp(32px, 5vw, 56px); }
.section-head p { margin: 14px 0 0; font-size: 1.075rem; color: var(--md-on-surface-variant); }

/* ---------- M3 buttons ---------- */
.mbtn {
  --btn-bg: var(--md-primary);
  --btn-fg: var(--md-on-primary);
  position: relative;
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  border: 0; cursor: pointer;
  background: var(--btn-bg); color: var(--btn-fg);
  font-family: var(--font); font-size: 1rem; font-weight: 700; letter-spacing: .01em;
  min-height: 52px; padding: 0 28px;
  border-radius: var(--md-shape-full);
  transition: box-shadow .25s var(--md-ease), transform .15s var(--md-ease), background-color .25s var(--md-ease);
  overflow: hidden;
  text-decoration: none !important;
  white-space: nowrap;
}
.mbtn::before {
  content: ""; position: absolute; inset: 0;
  background: currentColor; opacity: 0;
  transition: opacity .2s var(--md-ease);
}
.mbtn:hover::before { opacity: .08; }
.mbtn:hover { box-shadow: var(--md-elev-2); }
.mbtn:active { transform: scale(.97); }
.mbtn:focus-visible { outline: 3px solid var(--md-primary-container); outline-offset: 2px; }

.mbtn--tonal { --btn-bg: var(--md-secondary-container); --btn-fg: var(--md-on-secondary-container); }
.mbtn--accent { --btn-bg: var(--md-accent-bright); --btn-fg: #3A2700; }
.mbtn--outline {
  --btn-bg: transparent; --btn-fg: var(--md-primary);
  box-shadow: inset 0 0 0 2px var(--md-outline);
}
.mbtn--outline:hover { background: rgba(0, 108, 81, .07); box-shadow: inset 0 0 0 2px var(--md-primary); }
.mbtn--on-dark { --btn-bg: #FFFFFF; --btn-fg: var(--md-primary); }
.mbtn .material-symbols-rounded { font-size: 22px; }
.btn-reset { background: none; border: 0; padding: 0; cursor: pointer; font-family: inherit; }

/* ---------- Top app bar ---------- */
.appbar {
  position: fixed; inset: 0 0 auto 0; z-index: 100;
  background: rgba(244, 250, 246, .88);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color .3s var(--md-ease), background-color .3s var(--md-ease), box-shadow .3s var(--md-ease);
}
.appbar.is-scrolled {
  background: rgba(255, 255, 255, .92);
  border-bottom-color: var(--md-outline-variant);
  box-shadow: 0 1px 12px rgba(20, 33, 28, .06);
}
.appbar__row { display: flex; align-items: center; gap: 18px; min-height: 76px; }

.brand { display: inline-flex; align-items: center; gap: 12px; text-decoration: none !important; }
.brand img { width: 46px; height: 46px; border-radius: 14px; box-shadow: var(--md-elev-1); }
.brand__name { font-weight: 800; font-size: 1.28rem; color: var(--md-on-surface); line-height: 1; letter-spacing: .01em; }
.brand__sub { display: block; font-size: .68rem; font-weight: 700; letter-spacing: .09em; text-transform: uppercase; color: var(--md-on-surface-variant); margin-top: 4px; }

.nav { display: flex; gap: 4px; margin-left: auto; }
.nav a {
  position: relative; padding: 10px 14px; border-radius: var(--md-shape-full);
  color: var(--md-on-surface-variant); font-weight: 600; font-size: .95rem; text-decoration: none !important;
  transition: color .2s, background-color .2s;
}
.nav a:hover { color: var(--md-on-surface); background: rgba(0, 108, 81, .07); }
.nav a.is-active { color: var(--md-primary); background: var(--md-primary-container); }

.appbar__phone { display: inline-flex; align-items: center; gap: 8px; font-weight: 800; color: var(--md-on-surface); text-decoration: none !important; font-size: 1.02rem; }
.appbar__phone .material-symbols-rounded { color: var(--md-primary); }
.appbar__cta { min-height: 46px; padding: 0 22px; font-size: .95rem; }

.burger {
  display: none; width: 48px; height: 48px; border: 0; border-radius: var(--md-shape-full);
  background: transparent; cursor: pointer; color: var(--md-on-surface);
}
.burger:hover { background: rgba(0, 108, 81, .08); }

/* мобильное меню */
.navsheet { position: fixed; inset: 0; z-index: 200; display: none; }
.navsheet.is-open { display: block; }
.navsheet__scrim { position: absolute; inset: 0; background: rgba(10, 20, 16, .45); }
.navsheet__panel {
  position: absolute; top: 0; right: 0; bottom: 0; width: min(340px, 88vw);
  background: var(--md-surface-container-lowest);
  border-radius: var(--md-shape-lg) 0 0 var(--md-shape-lg);
  box-shadow: var(--md-elev-3); padding: 20px;
  display: flex; flex-direction: column; gap: 6px;
  animation: sheet-in .32s var(--md-ease);
}
@keyframes sheet-in { from { transform: translateX(40px); opacity: 0; } to { transform: none; opacity: 1; } }
.navsheet__panel a {
  padding: 14px 16px; border-radius: var(--md-shape-full);
  font-weight: 700; color: var(--md-on-surface); text-decoration: none !important;
}
.navsheet__panel a:hover { background: var(--md-surface-container); }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  padding: clamp(140px, 17vw, 190px) 0 clamp(64px, 8vw, 104px);
  background:
    radial-gradient(1100px 480px at 85% -10%, var(--md-primary-container) 0%, transparent 60%),
    radial-gradient(900px 520px at -10% 30%, #DFF3FF 0%, transparent 55%),
    var(--md-surface);
  overflow: hidden;
}
.hero__grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: clamp(28px, 4vw, 64px); align-items: center; }
.hero h1 span { color: var(--md-primary); }
.hero__lead { font-size: 1.14rem; color: var(--md-on-surface-variant); max-width: 560px; margin: 20px 0 0; }
.hero__points { list-style: none; margin: 26px 0 0; padding: 0; display: grid; gap: 12px; }
.hero__points li { display: flex; gap: 12px; align-items: flex-start; font-weight: 600; }
.hero__points .material-symbols-rounded { color: var(--md-primary); font-variation-settings: "FILL" 1; flex: none; margin-top: 2px; }
.hero__actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 34px; }

.hero__art { position: relative; }
.hero__art > .art {
  border-radius: var(--md-shape-xl);
  box-shadow: var(--md-elev-3);
  overflow: hidden;
  background: var(--md-surface-container-lowest);
}
.hero__art > .art img { display: block; width: 100%; }

.hero__card {
  position: absolute; left: -26px; bottom: 30px;
  display: flex; align-items: center; gap: 14px;
  background: var(--md-surface-container-lowest);
  border-radius: var(--md-shape-lg);
  box-shadow: var(--md-elev-3);
  padding: 14px 20px 14px 14px;
  animation: float 5.5s ease-in-out infinite;
}
.hero__card .ic {
  width: 52px; height: 52px; border-radius: var(--md-shape-md);
  background: var(--md-accent-container); color: var(--md-on-accent-container);
  display: grid; place-items: center; flex: none;
}
.hero__card b { font-size: 1.35rem; line-height: 1.1; display: block; }
.hero__card small { color: var(--md-on-surface-variant); font-weight: 600; }
@keyframes float { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-10px); } }

.hero__badge {
  position: absolute; top: 22px; right: -14px;
  background: var(--md-primary); color: var(--md-on-primary);
  border-radius: var(--md-shape-full); padding: 10px 20px;
  font-weight: 800; font-size: .9rem; letter-spacing: .03em;
  box-shadow: var(--md-elev-2);
  animation: float 6.5s ease-in-out infinite reverse;
}

/* ---------- лента клиентов ---------- */
.trustbar { padding: 30px 0 10px; }
.trustbar p { text-align: center; color: var(--md-on-surface-variant); font-weight: 600; font-size: .95rem; margin: 0 0 22px; }
.marquee { overflow: hidden; -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent); mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent); }
.marquee__track { display: flex; gap: 14px; width: max-content; animation: marquee 36s linear infinite; }
.marquee:hover .marquee__track { animation-play-state: paused; }
@keyframes marquee { to { transform: translateX(-50%); } }
.client-chip {
  display: flex; align-items: center; justify-content: center;
  width: 168px; height: 86px; padding: 12px;
  background: var(--md-surface-container-lowest);
  border: 1px solid var(--md-outline-variant);
  border-radius: var(--md-shape-lg);
  flex: none;
  transition: box-shadow .25s var(--md-ease), transform .25s var(--md-ease);
}
.client-chip:hover { box-shadow: var(--md-elev-2); transform: translateY(-3px); }
.client-chip img { max-width: 100%; max-height: 62px; object-fit: contain; }

/* ---------- карточки отраслей ---------- */
.ind-card {
  position: relative; display: flex; flex-direction: column; height: 100%;
  background: var(--md-surface-container-lowest);
  border-radius: var(--md-shape-xl);
  padding: 26px;
  border: 1px solid var(--md-outline-variant);
  transition: box-shadow .3s var(--md-ease), transform .3s var(--md-ease), border-color .3s var(--md-ease);
  overflow: hidden;
}
.ind-card::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(134, 248, 205, .16), transparent 55%);
  opacity: 0; transition: opacity .3s var(--md-ease); pointer-events: none;
}
.ind-card:hover { box-shadow: var(--md-elev-3); transform: translateY(-6px); border-color: transparent; }
.ind-card:hover::after { opacity: 1; }
.ind-card__ic {
  width: 60px; height: 60px; border-radius: var(--md-shape-lg);
  display: grid; place-items: center; margin-bottom: 18px;
  background: var(--md-primary-container); color: var(--md-on-primary-container);
}
.ind-card__ic .material-symbols-rounded { font-size: 30px; }
.ind-card:nth-child(even) .ind-card__ic { background: var(--md-accent-container); color: var(--md-on-accent-container); }
.ind-card h3 { font-size: 1.22rem; font-weight: 800; margin: 0 0 14px; }
.ind-card__roles { list-style: none; margin: 0 0 18px; padding: 0; display: grid; gap: 9px; flex: 1; }
.ind-card__roles li { display: flex; justify-content: space-between; gap: 10px; font-size: .95rem; border-bottom: 1px dashed var(--md-outline-variant); padding-bottom: 8px; }
.ind-card__roles b { color: var(--md-primary); white-space: nowrap; font-weight: 800; }
.ind-card__link { display: inline-flex; align-items: center; gap: 8px; font-weight: 800; color: var(--md-primary); text-decoration: none !important; font-size: 1rem; }
.ind-card__link .material-symbols-rounded { transition: transform .25s var(--md-ease); }
.ind-card__link:hover .material-symbols-rounded { transform: translateX(4px); }

/* ---------- о компании ---------- */
.about { background: var(--md-surface-container-low); border-radius: clamp(24px, 4vw, 48px); margin: 0 clamp(8px, 2vw, 24px); }
.about__grid { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(28px, 4vw, 64px); align-items: center; }
.about__art { border-radius: var(--md-shape-xl); overflow: hidden; box-shadow: var(--md-elev-2); background: var(--md-surface-container-lowest); }
.facts { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; margin-top: 30px; }
.fact {
  background: var(--md-surface-container-lowest);
  border-radius: var(--md-shape-lg);
  padding: 18px 20px;
  box-shadow: var(--md-elev-1);
}
.fact b { display: block; font-size: 1.5rem; font-weight: 800; color: var(--md-primary); letter-spacing: -0.01em; }
.fact span { font-size: .9rem; color: var(--md-on-surface-variant); font-weight: 600; }
.about__list { list-style: none; margin: 24px 0 0; padding: 0; display: grid; gap: 12px; }
.about__list li { display: flex; gap: 12px; align-items: flex-start; font-weight: 600; }
.about__list .material-symbols-rounded { color: var(--md-primary); font-variation-settings: "FILL" 1; flex: none; }

/* ---------- преимущества ---------- */
.adv-card {
  height: 100%;
  background: var(--md-surface-container-lowest);
  border-radius: var(--md-shape-xl);
  padding: 28px;
  border: 1px solid var(--md-outline-variant);
  transition: box-shadow .3s var(--md-ease), transform .3s var(--md-ease);
}
.adv-card:hover { box-shadow: var(--md-elev-2); transform: translateY(-4px); }
.adv-card .num {
  font-size: .85rem; font-weight: 800; letter-spacing: .1em;
  color: var(--md-on-primary-container); background: var(--md-primary-container);
  border-radius: var(--md-shape-full); padding: 5px 14px; display: inline-block; margin-bottom: 16px;
}
.adv-card h3 { font-size: 1.18rem; font-weight: 800; margin: 0 0 10px; }
.adv-card p { margin: 0; color: var(--md-on-surface-variant); font-size: .98rem; }

/* ---------- выгоды (тёмная секция) ---------- */
.gains { background: linear-gradient(150deg, #00332A, var(--md-primary) 130%); border-radius: clamp(24px, 4vw, 48px); margin: 0 clamp(8px, 2vw, 24px); color: #EAF6F0; position: relative; overflow: hidden; }
.gains::before {
  content: ""; position: absolute; width: 620px; height: 620px; border-radius: 50%;
  background: radial-gradient(circle, rgba(134, 248, 205, .18), transparent 65%);
  top: -260px; right: -160px;
}
.gains .eyebrow { background: rgba(134, 248, 205, .16); color: var(--md-primary-fixed-dim); }
.gains .section-head p { color: #B9D6CB; }
.gain-tile {
  height: 100%;
  background: rgba(255, 255, 255, .07);
  border: 1px solid rgba(255, 255, 255, .12);
  border-radius: var(--md-shape-xl);
  padding: 26px;
  transition: background-color .3s var(--md-ease), transform .3s var(--md-ease);
}
.gain-tile:hover { background: rgba(255, 255, 255, .12); transform: translateY(-4px); }
.gain-tile .material-symbols-rounded { font-size: 34px; color: var(--md-accent-bright); margin-bottom: 14px; }
.gain-tile h3 { font-size: 1.12rem; font-weight: 800; margin: 0 0 8px; color: #fff; }
.gain-tile p { margin: 0; font-size: .94rem; color: #C4DCD0; }
.gains__art { border-radius: var(--md-shape-xl); overflow: hidden; }

/* ---------- задачи (чипы) ---------- */
.tasks-cloud { display: flex; flex-wrap: wrap; gap: 12px; }
.task-chip {
  display: inline-flex; align-items: center; gap: 9px;
  background: var(--md-surface-container-lowest);
  border: 1px solid var(--md-outline-variant);
  padding: 12px 20px; border-radius: var(--md-shape-full);
  font-weight: 700; font-size: .96rem;
  transition: all .25s var(--md-ease);
  cursor: default;
}
.task-chip .material-symbols-rounded { font-size: 20px; color: var(--md-primary); }
.task-chip:hover { border-color: var(--md-primary); background: var(--md-primary-container); transform: translateY(-2px); }

/* ---------- шаги ---------- */
.steps { display: grid; gap: 16px; }
.step {
  position: relative;
  display: grid; grid-template-columns: 84px 1fr; gap: 20px; align-items: center;
  background: var(--md-surface-container-lowest);
  border-radius: var(--md-shape-xl);
  padding: 24px 28px;
  border: 1px solid var(--md-outline-variant);
  transition: box-shadow .3s var(--md-ease);
}
.step:hover { box-shadow: var(--md-elev-2); }
.step__n {
  width: 64px; height: 64px; border-radius: 22px;
  display: grid; place-items: center;
  font-size: 1.5rem; font-weight: 800;
  background: var(--md-primary); color: var(--md-on-primary);
  box-shadow: var(--md-elev-1);
}
.step:nth-child(2) .step__n { background: var(--md-tertiary); }
.step:nth-child(3) .step__n { background: var(--md-accent-bright); color: #3A2700; }
.step h3 { margin: 0 0 6px; font-size: 1.2rem; font-weight: 800; }
.step p { margin: 0; color: var(--md-on-surface-variant); }
.step__time { display: inline-flex; align-items: center; gap: 8px; margin-top: 22px; font-weight: 700; color: var(--md-primary); background: var(--md-primary-container); border-radius: var(--md-shape-full); padding: 10px 18px; }

/* ---------- кейсы ---------- */
.case-card {
  display: flex; flex-direction: column; height: 100%;
  background: var(--md-surface-container-lowest);
  border-radius: var(--md-shape-xl); overflow: hidden;
  border: 1px solid var(--md-outline-variant);
  transition: box-shadow .3s var(--md-ease), transform .3s var(--md-ease);
}
.case-card:hover { box-shadow: var(--md-elev-3); transform: translateY(-6px); }
.case-card__cover { position: relative; aspect-ratio: 21 / 8; overflow: hidden; }
.case-card__cover img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s var(--md-ease); }
.case-card:hover .case-card__cover img { transform: scale(1.04); }
.case-card__body { padding: 24px 26px 26px; display: flex; flex-direction: column; gap: 12px; flex: 1; }
.case-card__body h3 { margin: 0; font-size: 1.25rem; font-weight: 800; }
.case-card__body > p { margin: 0; color: var(--md-on-surface-variant); flex: 1; }
.case-stats { display: grid; gap: 8px; margin-top: 6px; }
.case-stats div { display: flex; gap: 10px; align-items: center; font-weight: 700; font-size: .95rem; }
.case-stats .material-symbols-rounded { color: var(--md-primary); font-variation-settings: "FILL" 1; }

/* ---------- отзывы ---------- */
.reviews { background: var(--md-surface-container-low); border-radius: clamp(24px, 4vw, 48px); margin: 0 clamp(8px, 2vw, 24px); }
.review-card {
  height: 100%; display: flex; flex-direction: column; gap: 16px;
  background: var(--md-surface-container-lowest);
  border-radius: var(--md-shape-xl);
  padding: 26px;
  box-shadow: var(--md-elev-1);
}
.review-card__head { display: flex; align-items: center; gap: 14px; }
.review-card__head > img { width: 56px; height: 56px; border-radius: var(--md-shape-md); object-fit: contain; background: #fff; border: 1px solid var(--md-outline-variant); padding: 4px; }
.review-card__head b { display: block; font-size: 1.05rem; }
.review-card__head small { color: var(--md-on-surface-variant); font-weight: 600; }
.review-card blockquote { margin: 0; color: var(--md-on-surface-variant); font-size: .97rem; flex: 1; }
.review-card__who { display: flex; align-items: center; gap: 12px; border-top: 1px solid var(--md-outline-variant); padding-top: 14px; }
.review-card__who img { width: 42px; height: 42px; border-radius: var(--md-shape-full); }
.review-card__who b { font-size: .95rem; display: block; }
.review-card__who small { color: var(--md-on-surface-variant); }
.stars { color: var(--md-accent-bright); display: flex; gap: 2px; margin-left: auto; }
.stars .material-symbols-rounded { font-size: 18px; font-variation-settings: "FILL" 1; }

/* ---------- FAQ ---------- */
.faq { max-width: 860px; margin: 0 auto; display: grid; gap: 12px; }
.faq details {
  background: var(--md-surface-container-lowest);
  border: 1px solid var(--md-outline-variant);
  border-radius: var(--md-shape-lg);
  overflow: hidden;
  transition: box-shadow .25s var(--md-ease), border-color .25s var(--md-ease);
}
.faq details[open] { border-color: var(--md-primary); box-shadow: var(--md-elev-1); }
.faq summary {
  list-style: none; cursor: pointer;
  display: flex; align-items: center; gap: 14px;
  padding: 18px 22px; font-weight: 700; font-size: 1.03rem;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary .material-symbols-rounded { margin-left: auto; color: var(--md-primary); transition: transform .3s var(--md-ease); flex: none; }
.faq details[open] summary .material-symbols-rounded { transform: rotate(45deg); }
.faq details p { margin: 0; padding: 0 22px 20px; color: var(--md-on-surface-variant); }

/* ---------- города ---------- */
.cities { display: flex; flex-wrap: wrap; gap: 10px; }
.city {
  padding: 9px 18px; border-radius: var(--md-shape-full);
  background: var(--md-surface-container-lowest);
  border: 1px solid var(--md-outline-variant);
  font-weight: 600; font-size: .92rem; color: var(--md-on-surface-variant);
  transition: all .2s var(--md-ease); cursor: default;
}
.city:hover { border-color: var(--md-primary); color: var(--md-primary); }
.city--main { background: var(--md-primary); color: #fff; border-color: var(--md-primary); font-weight: 800; }

/* ---------- CTA / форма ---------- */
.cta-band {
  position: relative; overflow: hidden;
  background: linear-gradient(135deg, var(--md-primary) 0%, #004D3A 100%);
  border-radius: clamp(24px, 4vw, 48px);
  margin: 0 clamp(8px, 2vw, 24px);
  color: #fff;
}
.cta-band::before {
  content: ""; position: absolute; width: 500px; height: 500px; border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 184, 77, .22), transparent 65%);
  bottom: -220px; left: -140px;
}
.cta-band__grid { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(28px, 4vw, 64px); align-items: center; position: relative; }
.cta-band h2 { color: #fff; }
.cta-band p { color: #B9D6CB; }
.cta-band .hero__points li { color: #EAF6F0; }
.cta-band .hero__points .material-symbols-rounded { color: var(--md-accent-bright); }

.form-card {
  background: var(--md-surface-container-lowest);
  color: var(--md-on-surface);
  border-radius: var(--md-shape-xl);
  box-shadow: var(--md-elev-4);
  padding: clamp(22px, 3vw, 34px);
}
.form-card h3 { margin: 0 0 4px; font-size: 1.3rem; font-weight: 800; }
.form-card > p { margin: 0 0 20px; color: var(--md-on-surface-variant); font-size: .95rem; }

/* M3 outlined text field */
.field { position: relative; margin-bottom: 16px; }
.field input, .field select, .field textarea {
  width: 100%; font-family: var(--font); font-size: 1rem; color: var(--md-on-surface);
  background: var(--md-surface-container-lowest);
  border: 1.5px solid var(--md-outline);
  border-radius: var(--md-shape-md);
  padding: 15px 16px;
  outline: none;
  transition: border-color .2s var(--md-ease), box-shadow .2s var(--md-ease);
}
.field textarea { min-height: 96px; resize: vertical; }
.field label {
  position: absolute; left: 12px; top: -9px;
  background: var(--md-surface-container-lowest);
  padding: 0 6px; font-size: .8rem; font-weight: 700; color: var(--md-on-surface-variant);
  border-radius: 4px; pointer-events: none;
}
.field input:focus, .field select:focus, .field textarea:focus {
  border-color: var(--md-primary);
  box-shadow: inset 0 0 0 1px var(--md-primary);
}
.field input:focus + label, .field select:focus + label, .field textarea:focus + label { color: var(--md-primary); }
.field input::placeholder, .field textarea::placeholder { color: var(--md-outline); }
.field--half { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }

.consent { display: flex; gap: 10px; align-items: flex-start; font-size: .83rem; color: var(--md-on-surface-variant); margin: 4px 0 16px; }
.consent input { width: 18px; height: 18px; margin-top: 1px; accent-color: var(--md-primary); flex: none; }
.consent a { font-weight: 700; }

.form-note { display: none; border-radius: var(--md-shape-md); padding: 13px 16px; font-weight: 700; font-size: .93rem; margin-bottom: 16px; align-items: center; gap: 10px; }
.form-note.is-ok { display: flex; background: var(--md-primary-container); color: var(--md-on-primary-container); }
.form-note.is-err { display: flex; background: var(--md-error-container); color: var(--md-on-error-container); }

.form-submit { width: 100%; min-height: 56px; font-size: 1.05rem; }
.form-submit[disabled] { opacity: .6; pointer-events: none; }

/* ---------- контакты ---------- */
.contact-card {
  height: 100%;
  background: var(--md-surface-container-lowest);
  border: 1px solid var(--md-outline-variant);
  border-radius: var(--md-shape-xl);
  padding: 26px;
  display: flex; gap: 16px; align-items: flex-start;
  transition: box-shadow .25s var(--md-ease);
}
.contact-card:hover { box-shadow: var(--md-elev-2); }
.contact-card .ic {
  flex: none; width: 52px; height: 52px; border-radius: var(--md-shape-md);
  background: var(--md-primary-container); color: var(--md-on-primary-container);
  display: grid; place-items: center;
}
.contact-card h3 { margin: 0 0 6px; font-size: 1.05rem; font-weight: 800; }
.contact-card p { margin: 0; color: var(--md-on-surface-variant); font-size: .96rem; }
.contact-card a { font-weight: 800; }

.requisites {
  margin-top: 26px;
  background: var(--md-surface-container);
  border-radius: var(--md-shape-lg);
  padding: 22px 26px;
  font-size: .92rem; color: var(--md-on-surface-variant);
  display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 8px 28px;
}
.requisites b { color: var(--md-on-surface); }

/* ---------- футер ---------- */
.footer { background: #10231D; color: #B9D6CB; margin-top: clamp(56px, 8vw, 104px); }
.footer a { color: #EAF6F0; }
.footer__grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.2fr; gap: 36px; padding: clamp(44px, 6vw, 72px) 0 40px; }
.footer .brand__name { color: #fff; }
.footer .brand__sub { color: #8FB3A5; }
.footer h4 { color: #fff; font-size: 1rem; margin: 0 0 16px; }
.footer ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; }
.footer ul a { text-decoration: none !important; color: #B9D6CB; font-weight: 600; }
.footer ul a:hover { color: #fff; }
.footer__bottom {
  border-top: 1px solid rgba(255, 255, 255, .12);
  padding: 20px 0 26px; display: flex; flex-wrap: wrap; gap: 12px; justify-content: space-between;
  font-size: .85rem;
}
.footer__req { font-size: .8rem; color: #7FA294; line-height: 1.6; margin-top: 14px; }

/* ---------- модалка ---------- */
.modal { position: fixed; inset: 0; z-index: 300; display: none; }
.modal.is-open { display: grid; place-items: center; padding: 18px; }
.modal__scrim { position: absolute; inset: 0; background: rgba(10, 20, 16, .5); }
.modal__card {
  position: relative; width: min(560px, 100%); max-height: 90vh; overflow: auto;
  background: var(--md-surface-container-lowest);
  border-radius: var(--md-shape-xl); box-shadow: var(--md-elev-4);
  padding: clamp(22px, 3vw, 32px);
  animation: pop .28s var(--md-ease);
}
@keyframes pop { from { transform: translateY(18px) scale(.97); opacity: 0; } to { transform: none; opacity: 1; } }
.modal__close {
  position: absolute; top: 14px; right: 14px;
  width: 44px; height: 44px; border: 0; border-radius: var(--md-shape-full);
  background: transparent; cursor: pointer; color: var(--md-on-surface-variant);
}
.modal__close:hover { background: var(--md-surface-container); }

/* ---------- утилиты ---------- */
.stack { display: grid; gap: 16px; }
.text-center { text-align: center; }
.mt-40 { margin-top: 40px; }

.reveal { opacity: 0; transform: translateY(26px); transition: opacity .7s var(--md-ease), transform .7s var(--md-ease); }
.reveal.is-in { opacity: 1; transform: none; }

/* ---------- адаптив ---------- */
@media (max-width: 1399.98px) {
  .nav a { padding: 10px 10px; font-size: .9rem; }
  .appbar__row { gap: 12px; }
}
@media (max-width: 1279.98px) {
  .appbar__phone span:last-child { display: none; }
  .appbar__phone { width: 44px; height: 44px; justify-content: center; border-radius: var(--md-shape-full); background: var(--md-primary-container); }
  .brand__sub { display: none; }
}
@media (max-width: 1199.98px) {
  .nav { display: none; }
  .burger { display: grid; place-items: center; margin-left: auto; }
  .appbar__cta { display: none; }
}
@media (max-width: 991.98px) {
  .hero__grid, .about__grid, .cta-band__grid { grid-template-columns: 1fr; }
  .hero__art { order: -1; max-width: 640px; }
  .hero__card { left: 12px; }
  .footer__grid { grid-template-columns: 1fr 1fr; }
  .step { grid-template-columns: 68px 1fr; padding: 20px; }
  .step__n { width: 52px; height: 52px; border-radius: 16px; font-size: 1.25rem; }
}
@media (max-width: 575.98px) {
  .appbar__phone span:last-child { display: none; }
  .facts { grid-template-columns: 1fr 1fr; }
  .field--half { grid-template-columns: 1fr; }
  .footer__grid { grid-template-columns: 1fr; gap: 28px; }
  .hero__badge { right: 6px; }
  .step { grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; }
}