/* =========================================================
   DJ Playlist Companion — Beta landing page
   Single stylesheet · mobile first · no external assets
   ========================================================= */

:root {
  /* Brand palette */
  --bg: #050B18;
  --bg-soft: #08101F;
  --card: #0B1325;
  --card-hover: #101A31;
  --accent: #27D3FF;
  --accent-2: #5DFFE6;
  --text: #FFFFFF;
  --muted: #A9B4C2;

  /* Lines, shadows, shapes */
  --line: rgba(255, 255, 255, 0.07);
  --line-strong: rgba(255, 255, 255, 0.14);
  --shadow: 0 30px 80px -34px rgba(0, 0, 0, 0.9);
  --radius: 18px;
  --radius-sm: 12px;
  --radius-pill: 999px;

  /* Layout */
  --container: 1200px;
  --container-narrow: 860px;
  --section-y: clamp(4.5rem, 9vw, 9rem);
  --gap: clamp(1.15rem, 2.4vw, 1.85rem);
  --header-h: 68px;

  /* Type */
  --font: system-ui, -apple-system, "Segoe UI Variable Display", "Segoe UI", Roboto,
    "Helvetica Neue", Arial, "Noto Sans", sans-serif;
  --mono: ui-monospace, SFMono-Regular, "Cascadia Mono", "Segoe UI Mono", Consolas,
    "Liberation Mono", monospace;
  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  font-family: var(--font);
  font-size: 1rem;
  line-height: 1.7;
  color: var(--text);
  background-color: var(--bg);
  background-image:
    radial-gradient(900px 620px at 12% -8%, rgba(39, 211, 255, 0.1), transparent 62%),
    radial-gradient(760px 520px at 104% 4%, rgba(93, 255, 230, 0.07), transparent 58%);
  background-repeat: no-repeat;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

h1,
h2,
h3,
h4,
p,
ul,
ol,
figure {
  margin: 0;
}

ul,
ol {
  padding: 0;
}

img {
  max-width: 100%;
  height: auto;
}

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

button {
  font: inherit;
  color: inherit;
}

::selection {
  background: rgba(39, 211, 255, 0.3);
  color: #fff;
}

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 8px;
}

/* Section anchors clear the sticky header */
section[id] {
  scroll-margin-top: calc(var(--header-h) + 16px);
}

/* ─── Utilities ───────────────────────────────────────── */

.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: clamp(1.15rem, 4vw, 2rem);
}

.container--narrow {
  max-width: var(--container-narrow);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: absolute;
  top: -100px;
  left: 1rem;
  z-index: 200;
  padding: 0.7rem 1.1rem;
  border-radius: 0 0 var(--radius-sm) var(--radius-sm);
  background: var(--accent);
  color: #04121B;
  font-weight: 600;
  text-decoration: none;
  transition: top 0.25s var(--ease);
}

.skip-link:focus {
  top: 0;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent);
}

.eyebrow__dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent-2);
  box-shadow: 0 0 0 4px rgba(93, 255, 230, 0.14);
}
/* ─── Buttons ─────────────────────────────────────────── */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.4rem;
  border: 1px solid transparent;
  border-radius: var(--radius-pill);
  font-size: 0.95rem;
  font-weight: 600;
  line-height: 1.2;
  text-align: center;
  text-decoration: none;
  white-space: nowrap;
  cursor: pointer;
  transition: transform 0.25s var(--ease), box-shadow 0.25s var(--ease),
    background-color 0.25s var(--ease), border-color 0.25s var(--ease);
}

.btn--primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #03121C;
  box-shadow: 0 14px 34px -16px rgba(39, 211, 255, 0.75);
}

.btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 20px 44px -16px rgba(39, 211, 255, 0.85);
}

.btn--ghost {
  background: rgba(255, 255, 255, 0.03);
  border-color: var(--line-strong);
  color: var(--text);
}

.btn--ghost:hover {
  transform: translateY(-2px);
  border-color: rgba(39, 211, 255, 0.5);
  background: rgba(39, 211, 255, 0.07);
}

.btn--sm {
  padding: 0.58rem 1.05rem;
  font-size: 0.85rem;
}

.btn--lg {
  padding: 0.9rem 1.7rem;
  font-size: 1rem;
}

.btn--xl {
  padding: 1.05rem 2.1rem;
  font-size: 1.05rem;
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  margin-top: 2rem;
}

/* ─── Section scaffolding ─────────────────────────────── */

.section {
  position: relative;
  padding-block: var(--section-y);
}

.section__head {
  max-width: 46rem;
  margin-bottom: clamp(2.25rem, 4.5vw, 3.5rem);
}

.section__head--center {
  margin-inline: auto;
  text-align: center;
}

.section__head--center .eyebrow {
  justify-content: center;
}

.section__title {
  margin-top: 0.85rem;
  font-size: clamp(1.85rem, 3.7vw, 2.9rem);
  line-height: 1.1;
  letter-spacing: -0.025em;
  font-weight: 700;
}

.section__sub {
  margin-top: 0.95rem;
  max-width: 40rem;
  color: var(--muted);
  font-size: clamp(1rem, 1.2vw, 1.08rem);
}

.section__head--center .section__sub {
  margin-inline: auto;
}
/* ─── Header & navigation ─────────────────────────────── */

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(5, 11, 24, 0.82);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: var(--header-h);
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: clamp(1.15rem, 4vw, 2rem);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  color: var(--text);
  text-decoration: none;
}

.brand__mark {
  display: block;
  border-radius: 9px;
}

.brand__name {
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.01em;
}

.nav-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.03);
  cursor: pointer;
}

.nav-toggle__bars,
.nav-toggle__bars::before,
.nav-toggle__bars::after {
  display: block;
  width: 18px;
  height: 2px;
  border-radius: 2px;
  background: var(--text);
  transition: transform 0.3s var(--ease), background-color 0.3s var(--ease);
}

.nav-toggle__bars::before,
.nav-toggle__bars::after {
  content: "";
  position: relative;
}

.nav-toggle__bars::before {
  top: -6px;
}

.nav-toggle__bars::after {
  top: 4px;
}

.nav-toggle[aria-expanded="true"] .nav-toggle__bars {
  background: transparent;
}

.nav-toggle[aria-expanded="true"] .nav-toggle__bars::before {
  transform: translateY(6px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .nav-toggle__bars::after {
  transform: translateY(-4px) rotate(-45deg);
}

.nav__panel {
  position: fixed;
  inset: var(--header-h) 0 auto 0;
  display: grid;
  gap: 1.1rem;
  padding: 1.4rem clamp(1.15rem, 4vw, 2rem) 1.9rem;
  background: rgba(5, 11, 24, 0.98);
  border-bottom: 1px solid var(--line);
  box-shadow: var(--shadow);
  opacity: 0;
  transform: translateY(-10px);
  visibility: hidden;
  transition: opacity 0.25s var(--ease), transform 0.25s var(--ease),
    visibility 0s linear 0.25s;
}

.nav__panel.is-open {
  opacity: 1;
  transform: none;
  visibility: visible;
  transition-delay: 0s;
}

.nav__list {
  list-style: none;
  display: grid;
  gap: 0.2rem;
}

.nav__list a {
  display: block;
  padding: 0.55rem 0;
  color: var(--muted);
  font-size: 1rem;
  font-weight: 500;
  text-decoration: none;
  transition: color 0.2s var(--ease);
}

.nav__list a:hover,
.nav__list a.is-current {
  color: var(--accent);
}

.lang {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  justify-self: start;
  padding: 0.3rem 0.55rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-pill);
  background: rgba(255, 255, 255, 0.02);
}

.lang__btn {
  padding: 0.22rem 0.45rem;
  border: 0;
  border-radius: var(--radius-pill);
  background: none;
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  cursor: pointer;
  transition: color 0.2s var(--ease), background-color 0.2s var(--ease);
}

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

.lang__btn[aria-pressed="true"] {
  color: #04121B;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
}

.lang__sep {
  color: var(--line-strong);
  font-size: 0.8rem;
}

.nav__panel .btn {
  justify-self: start;
}
/* ─── Hero ────────────────────────────────────────────── */

.hero {
  position: relative;
  padding-block: clamp(3rem, 7vw, 6rem) clamp(2.5rem, 5vw, 4rem);
}

.hero__inner {
  display: grid;
  gap: clamp(2.25rem, 5vw, 3.5rem);
}

.hero__title {
  margin-top: 1.1rem;
  max-width: 20ch;
  font-size: clamp(2.3rem, 6.4vw, 4.1rem);
  font-weight: 750;
  line-height: 1.04;
  letter-spacing: -0.035em;
}

.hero__sub {
  margin-top: 1.35rem;
  max-width: 34rem;
  color: var(--muted);
  font-size: clamp(1.05rem, 1.4vw, 1.18rem);
}

.trust {
  list-style: none;
  display: grid;
  gap: 0.55rem 1.5rem;
  margin-top: 2.25rem;
}

.trust__item {
  position: relative;
  padding-left: 1.55rem;
  color: var(--muted);
  font-size: 0.92rem;
}

.trust__item::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--accent-2);
  font-weight: 700;
}

.hero__shot {
  position: relative;
  padding: 0.5rem;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  background: linear-gradient(155deg, rgba(39, 211, 255, 0.16), rgba(93, 255, 230, 0.05) 42%, rgba(255, 255, 255, 0.02));
  box-shadow: var(--shadow);
}

.hero__shot img {
  display: block;
  width: 100%;
  border-radius: calc(var(--radius) - 6px);
}

.devices {
  margin-top: clamp(2.5rem, 5vw, 4rem);
  padding-top: 1.4rem;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.85rem;
  letter-spacing: 0.01em;
  text-align: center;
}

/* ─── Cards (pain points) ─────────────────────────────── */

.grid {
  display: grid;
  gap: var(--gap);
}

.grid--3 {
  grid-template-columns: 1fr;
}

.card {
  position: relative;
  padding: clamp(1.45rem, 2.4vw, 1.9rem);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(180deg, var(--card), rgba(11, 19, 37, 0.55));
  overflow: hidden;
  transition: transform 0.3s var(--ease), border-color 0.3s var(--ease),
    background-color 0.3s var(--ease);
}

.card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 2px;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  opacity: 0;
  transition: opacity 0.3s var(--ease);
}

.card:hover {
  transform: translateY(-4px);
  border-color: rgba(39, 211, 255, 0.28);
  background-color: var(--card-hover);
}

.card:hover::before {
  opacity: 1;
}

.card__title {
  font-size: 1.06rem;
  font-weight: 650;
  line-height: 1.35;
  letter-spacing: -0.01em;
}

.card__text {
  margin-top: 0.7rem;
  color: var(--muted);
  font-size: 0.94rem;
  line-height: 1.65;
}
/* ─── Features (alternating image / text) ─────────────── */

.features {
  display: grid;
  gap: clamp(3rem, 7vw, 6.5rem);
}

.feature {
  display: grid;
  gap: clamp(1.6rem, 3vw, 2.5rem);
  align-items: center;
}

.feature__media {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(39, 211, 255, 0.08), rgba(11, 19, 37, 0.6));
  padding: 0.4rem;
  box-shadow: var(--shadow);
}

.feature__media img {
  display: block;
  width: 100%;
  border-radius: calc(var(--radius) - 8px);
}

.feature__kicker {
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent);
}

.feature__title {
  margin-top: 0.75rem;
  font-size: clamp(1.4rem, 2.4vw, 1.95rem);
  font-weight: 700;
  line-height: 1.18;
  letter-spacing: -0.02em;
}

.feature__text {
  margin-top: 0.95rem;
  color: var(--muted);
  font-size: 0.98rem;
}

.feature__list {
  list-style: none;
  display: grid;
  gap: 0.55rem;
  margin-top: 1.35rem;
}

.feature__list li {
  position: relative;
  padding-left: 1.6rem;
  font-size: 0.94rem;
}

.feature__list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--accent-2);
  font-weight: 700;
}

/* ─── Video demonstration ─────────────────────────────── */

.video {
  position: relative;
  aspect-ratio: 16 / 9;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  background: linear-gradient(140deg, var(--card), var(--bg-soft));
  overflow: hidden;
  box-shadow: var(--shadow);
}

.video__facade {
  position: absolute;
  inset: 0;
  display: block;
  width: 100%;
  height: 100%;
  padding: 0;
  border: 0;
  background: none;
  cursor: pointer;
}

.video__poster {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.68;
  transition: opacity 0.35s var(--ease), transform 0.6s var(--ease);
}

.video__facade:hover .video__poster {
  opacity: 0.82;
  transform: scale(1.02);
}

.video__poster.is-hidden {
  display: none;
}

.video__scrim {
  position: absolute;
  inset: 0;
  background: radial-gradient(62% 62% at 50% 48%, rgba(5, 11, 24, 0.2), rgba(5, 11, 24, 0.88));
}

.video__play {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  display: grid;
  place-items: center;
  width: clamp(62px, 8vw, 80px);
  aspect-ratio: 1;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #04121B;
  box-shadow: 0 22px 50px -14px rgba(39, 211, 255, 0.7);
  transition: transform 0.3s var(--ease);
}

.video__facade:hover .video__play {
  transform: translate(-50%, -50%) scale(1.06);
}

.video__play svg {
  margin-left: 4px;
}

.video__label {
  position: absolute;
  left: 50%;
  bottom: clamp(1rem, 3vw, 1.75rem);
  transform: translateX(-50%);
  padding: 0.45rem 1rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-pill);
  background: rgba(5, 11, 24, 0.65);
  font-size: 0.9rem;
  font-weight: 600;
  white-space: nowrap;
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}

.video iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

.video__note {
  margin-top: 1.1rem;
  color: var(--muted);
  font-size: 0.85rem;
  text-align: center;
}

/* Always available escape hatch: the player can still refuse to embed,
   for example inside local file:// previews or strict browser settings. */
.video__fallback {
  display: block;
  width: max-content;
  max-width: 100%;
  margin: 0.85rem auto 0;
  padding: 0.5rem 1.15rem;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-pill);
  background: rgba(255, 255, 255, 0.03);
  color: var(--text);
  font-size: 0.88rem;
  font-weight: 600;
  text-decoration: none;
  transition: border-color 0.25s var(--ease), background-color 0.25s var(--ease),
    color 0.25s var(--ease);
}

.video__fallback:hover {
  border-color: rgba(39, 211, 255, 0.5);
  background: rgba(39, 211, 255, 0.08);
  color: var(--accent);
}
/* ─── Screenshot gallery ──────────────────────────────── */

.gallery__viewport {
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: clamp(1.15rem, 4vw, 2rem);
  overflow: hidden;
}

.gallery__track {
  list-style: none;
  display: flex;
  gap: clamp(1rem, 2.5vw, 2rem);
  transition: transform 0.55s var(--ease);
  will-change: transform;
}

.slide {
  flex: 0 0 100%;
  min-width: 0;
}

.slide__figure {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--card);
  overflow: hidden;
  box-shadow: var(--shadow);
}

.slide__figure img {
  display: block;
  width: 100%;
}

.slide__meta {
  display: grid;
  gap: 0.35rem;
  margin-top: 1.15rem;
}

.slide__index {
  font-family: var(--mono);
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  color: var(--accent);
}

.slide__title {
  font-size: clamp(1.05rem, 1.6vw, 1.25rem);
  font-weight: 650;
  letter-spacing: -0.01em;
}

.slide__text {
  max-width: 52ch;
  color: var(--muted);
  font-size: 0.94rem;
}

.gallery__controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: clamp(0.75rem, 3vw, 1.5rem);
  margin-top: clamp(1.5rem, 3vw, 2.25rem);
}

.gallery__btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.6rem 1.15rem;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-pill);
  background: rgba(255, 255, 255, 0.03);
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: border-color 0.25s var(--ease), background-color 0.25s var(--ease),
    opacity 0.25s var(--ease);
}

.gallery__btn:hover:not(:disabled) {
  border-color: rgba(39, 211, 255, 0.5);
  background: rgba(39, 211, 255, 0.08);
}

.gallery__btn:disabled {
  opacity: 0.35;
  cursor: not-allowed;
}

.gallery__btn-icon {
  color: var(--accent);
}

.gallery__status {
  min-width: 6.5rem;
  font-family: var(--mono);
  font-size: 0.85rem;
  letter-spacing: 0.06em;
  color: var(--muted);
  text-align: center;
}

.gallery__dots {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.7rem;
  margin-top: 1.25rem;
}

.gallery__dot {
  width: 12px;
  height: 12px;
  padding: 0;
  border: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.2);
  cursor: pointer;
  transition: transform 0.25s var(--ease), background-color 0.25s var(--ease);
}

.gallery__dot:hover {
  background: rgba(39, 211, 255, 0.55);
}

.gallery__dot.is-active {
  transform: scale(1.3);
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
}

/* ─── How it works (steps) ────────────────────────────── */

.steps {
  list-style: none;
  display: grid;
  gap: var(--gap);
}

.step {
  position: relative;
  padding: clamp(1.6rem, 3vw, 2.25rem);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(180deg, var(--card), rgba(11, 19, 37, 0.5));
  overflow: hidden;
}

.step::after {
  content: "";
  position: absolute;
  right: -30%;
  bottom: -55%;
  width: 70%;
  aspect-ratio: 1;
  background: radial-gradient(circle, rgba(39, 211, 255, 0.16), transparent 68%);
  pointer-events: none;
}

.step__num {
  font-family: var(--mono);
  font-size: clamp(2.1rem, 4vw, 2.6rem);
  font-weight: 700;
  line-height: 1;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.step__title {
  margin: 1.1rem 0 0.7rem;
  font-size: clamp(1.1rem, 1.7vw, 1.3rem);
  font-weight: 650;
  line-height: 1.3;
}

.step__text {
  color: var(--muted);
  font-size: 0.94rem;
}
/* ─── Beta program ────────────────────────────────────── */

.beta {
  display: grid;
  gap: clamp(2rem, 4vw, 3.25rem);
  padding: clamp(1.75rem, 4vw, 3.5rem);
  border: 1px solid var(--line-strong);
  border-radius: clamp(18px, 2.2vw, 26px);
  background: linear-gradient(155deg, rgba(39, 211, 255, 0.1), rgba(11, 19, 37, 0.92) 46%, rgba(11, 19, 37, 0.75));
}

.beta__note {
  margin-top: 1.5rem;
  max-width: 34rem;
  color: var(--muted);
  font-size: 0.85rem;
}

.beta__points {
  list-style: none;
  display: grid;
  gap: 0.9rem;
  align-content: start;
}

.point {
  padding: 1.1rem 1.3rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: rgba(5, 11, 24, 0.55);
}

.point__title {
  position: relative;
  padding-left: 1.1rem;
  font-size: 1rem;
  font-weight: 650;
}

.point__title::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
}

.point__text {
  margin-top: 0.45rem;
  color: var(--muted);
  font-size: 0.9rem;
}

/* ─── FAQ ─────────────────────────────────────────────── */

.faq {
  display: grid;
  gap: 0.75rem;
}

.faq__item {
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: rgba(11, 19, 37, 0.6);
  overflow: hidden;
  transition: border-color 0.3s var(--ease), background-color 0.3s var(--ease);
}

.faq__item.is-open {
  border-color: rgba(39, 211, 255, 0.3);
  background: var(--card);
}

.faq__heading {
  margin: 0;
  font-size: inherit;
}

.faq__trigger {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.25rem;
  width: 100%;
  padding: 1.15rem 1.3rem;
  border: 0;
  background: none;
  font-size: 1rem;
  font-weight: 600;
  text-align: left;
  cursor: pointer;
  transition: color 0.25s var(--ease);
}

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

.faq__icon {
  position: relative;
  flex: 0 0 auto;
  width: 18px;
  height: 18px;
}

.faq__icon::before,
.faq__icon::after {
  content: "";
  position: absolute;
  inset: 50% 0 auto 0;
  height: 2px;
  border-radius: 2px;
  background: var(--accent);
  transition: transform 0.3s var(--ease);
}

.faq__icon::after {
  transform: rotate(90deg);
}

.faq__item.is-open .faq__icon::after {
  transform: rotate(0deg);
}

.faq__panel {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 0.35s var(--ease);
}

.faq__item.is-open .faq__panel {
  grid-template-rows: 1fr;
}

.faq__panel-inner {
  overflow: hidden;
}

.faq__item:not(.is-open) .faq__panel-inner {
  visibility: hidden;
  transition: visibility 0s linear 0.38s;
}

.faq__item.is-open .faq__panel-inner {
  visibility: visible;
}

.faq__answer {
  max-width: 68ch;
  padding: 0 1.3rem 1.4rem;
  color: var(--muted);
  font-size: 0.95rem;
}

/* ─── Final CTA ───────────────────────────────────────── */

.final {
  position: relative;
  text-align: center;
  overflow: hidden;
}

.final::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(58% 78% at 50% 42%, rgba(39, 211, 255, 0.13), transparent 72%);
  pointer-events: none;
}

.final > .container {
  position: relative;
}

.final__title {
  font-size: clamp(2rem, 4.8vw, 3.4rem);
  font-weight: 750;
  line-height: 1.08;
  letter-spacing: -0.03em;
}

.final__text {
  max-width: 46ch;
  margin: 1.15rem auto 2.25rem;
  color: var(--muted);
  font-size: clamp(1rem, 1.3vw, 1.1rem);
}

.final__note {
  margin-top: 1.3rem;
  color: var(--muted);
  font-size: 0.85rem;
}
/* ─── Footer ──────────────────────────────────────────── */

.footer {
  padding-block: clamp(3rem, 6vw, 5rem) 2rem;
  border-top: 1px solid var(--line);
  background: linear-gradient(180deg, transparent, rgba(11, 19, 37, 0.6));
}

.footer__inner {
  display: grid;
  gap: 2.25rem;
}

.footer__brand img {
  display: block;
  border-radius: 10px;
}

.footer__name {
  margin-top: 0.85rem;
  font-weight: 700;
}

.footer__tagline {
  margin-top: 0.35rem;
  max-width: 32ch;
  color: var(--muted);
  font-size: 0.9rem;
}

.footer__col-title {
  margin-bottom: 0.95rem;
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.footer__col ul {
  list-style: none;
  display: grid;
  gap: 0.55rem;
}

.footer__col a {
  color: var(--muted);
  font-size: 0.9rem;
  text-decoration: none;
  transition: color 0.2s var(--ease);
}

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

.footer__legal {
  display: grid;
  gap: 0.6rem;
  margin-top: clamp(2.5rem, 5vw, 3.5rem);
  padding-top: 1.5rem;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.8rem;
}

/* ─── Back to top ─────────────────────────────────────── */

.to-top {
  position: fixed;
  right: clamp(1rem, 3vw, 1.75rem);
  bottom: clamp(1rem, 3vw, 1.75rem);
  z-index: 90;
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border: 1px solid var(--line-strong);
  border-radius: 50%;
  background: rgba(11, 19, 37, 0.92);
  font-size: 1rem;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  transition: opacity 0.3s var(--ease), transform 0.3s var(--ease),
    visibility 0s linear 0.3s, border-color 0.25s var(--ease);
}

.to-top.is-visible {
  opacity: 1;
  visibility: visible;
  transform: none;
  transition-delay: 0s;
}

.to-top:hover {
  border-color: rgba(39, 211, 255, 0.5);
}

/* ─── Scroll reveal (progressive enhancement) ─────────── */

@media (prefers-reduced-motion: no-preference) {
  .reveal {
    opacity: 0;
    transform: translateY(18px);
    transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
  }

  .reveal.is-visible {
    opacity: 1;
    transform: none;
  }
}

/* ─── Tablet ──────────────────────────────────────────── */

@media (min-width: 640px) {
  .trust {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .grid--3 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .footer__inner {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .hero__inner {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.2fr);
    align-items: center;
  }

  .hero__shot img {
    border-radius: calc(var(--radius) - 6px);
  }

  .feature {
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr);
    gap: clamp(2rem, 4.5vw, 4rem);
  }

  .feature:nth-child(even) .feature__media {
    order: 2;
  }

  .steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .beta {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
    align-items: start;
  }

  .footer__inner {
    grid-template-columns: minmax(0, 1.5fr) repeat(3, minmax(0, 1fr));
  }
}

/* ─── Desktop navigation ──────────────────────────────── */

@media (min-width: 1024px) {
  .grid--3 {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .nav-toggle {
    display: none;
  }

  .nav__panel {
    position: static;
    display: flex;
    align-items: center;
    gap: clamp(1.25rem, 2.5vw, 2.25rem);
    padding: 0;
    background: none;
    border: 0;
    box-shadow: none;
    opacity: 1;
    transform: none;
    visibility: visible;
  }

  .nav__list {
    display: flex;
    align-items: center;
    gap: clamp(1rem, 2.2vw, 1.85rem);
  }

  .nav__list a {
    padding: 0.35rem 0;
    font-size: 0.92rem;
  }

  .lang {
    justify-self: auto;
  }
}

/* ─── Reduced motion ──────────────────────────────────── */

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}