/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  gap: 10px;
  padding: 14px 22px;
  border-radius: var(--radius-md);
  font-weight: 800;
  font-size: 15px;
  line-height: 1.1;
  text-align: center;
  transition: transform .15s ease, opacity .15s ease, border-color .2s ease, background .2s ease;
}

.btn:active {
  transform: scale(0.98);
}

.btn--primary {
  background: var(--accent-grad);
  color: #130807;
  box-shadow: 0 18px 54px rgba(255, 63, 59, .32);
}

.btn--primary:hover {
  opacity: .94;
}

.btn--ghost {
  border: 1px solid var(--line);
  color: var(--text);
  background: rgba(255, 255, 255, 0.04);
}

.btn--ghost:hover {
  border-color: var(--line-strong);
  background: rgba(255, 255, 255, 0.08);
}

.btn--lg {
  min-height: 58px;
  padding: 18px 28px;
  font-size: 17px;
}

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

.btn--tg {
  background: #229ed9;
  color: #fff;
}

/* ===== HERO ===== */
.hero {
  position: relative;
  min-height: 92svh;
  display: flex;
  align-items: stretch;
  overflow: hidden;
  isolation: isolate;
  border-bottom: 1px solid var(--line);
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -3;
  background: #050507 url("/assets/hero-ai-cinema.png") center right / cover no-repeat;
}

.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -2;
  background:
    linear-gradient(90deg, rgba(5, 5, 7, .98) 0%, rgba(5, 5, 7, .9) 28%, rgba(5, 5, 7, .36) 62%, rgba(5, 5, 7, .4) 100%),
    linear-gradient(180deg, rgba(5, 5, 7, .16) 0%, rgba(5, 5, 7, .18) 58%, rgba(5, 5, 7, .98) 100%);
}

.hero__grain {
  position: absolute;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  opacity: .34;
  background-image:
    repeating-linear-gradient(0deg, rgba(255,255,255,0.035) 0 1px, transparent 1px 5px),
    linear-gradient(115deg, transparent 0 72%, rgba(255, 63, 59, .18) 72% 73%, transparent 73%);
  mix-blend-mode: screen;
}

.topbar {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  z-index: 3;
  padding: 18px 0;
}

.topbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--text);
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 13px;
}

.brand__mark {
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  overflow: hidden;
  border-radius: 9px;
  box-shadow: 0 0 0 1px rgba(255,255,255,.16), 0 10px 28px rgba(255, 69, 63, .20);
}

.brand__mark img {
  width: 100%;
  height: 100%;
  display: block;
}

.topbar__nav {
  display: none;
  align-items: center;
  gap: 18px;
  color: var(--text-dim);
  font-size: 13px;
  font-weight: 700;
}

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

.hero__inner {
  display: grid;
  align-items: end;
  width: 100%;
  min-width: 0;
  padding-top: 86px;
  padding-bottom: 38px;
}

.hero__content {
  max-width: 760px;
  min-width: 0;
  width: 100%;
}

.hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: var(--space-4);
  color: var(--text-dim);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.hero__eyebrow::before {
  content: "";
  width: 42px;
  height: 2px;
  background: var(--accent-grad);
}

.hero__title {
  max-width: 760px;
  margin: 0;
  font-size: 54px;
  font-weight: 900;
  line-height: .95;
  letter-spacing: 0;
  overflow-wrap: break-word;
}

.hero__title .accent {
  color: var(--ember);
}

.hero__title-line {
  display: block;
}

.hero__sub {
  max-width: 560px;
  margin: var(--space-4) 0 0;
  color: var(--text-dim);
  font-size: 18px;
}

.hero__actions {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: var(--space-5);
}

.hero__actions .btn {
  width: 100%;
}

.hero__note {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text-mute);
  font-size: 14px;
  min-width: 0;
}

.hero__note::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 18px rgba(149, 224, 142, .7);
}

.hero__panel {
  display: grid;
  gap: var(--space-3);
  margin-top: var(--space-5);
  padding: 14px;
  border: 1px solid var(--line);
  background: rgba(9, 10, 14, .72);
  backdrop-filter: blur(18px);
  border-radius: var(--radius-lg);
}

.hero__stat {
  display: grid;
  gap: 2px;
  padding: 12px;
  border-left: 2px solid rgba(255, 177, 92, .72);
  background: rgba(255,255,255,.04);
}

.hero__stat strong {
  font-size: 22px;
  line-height: 1;
}

.hero__stat span {
  color: var(--text-mute);
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: .12em;
}

/* ===== Countdown ===== */
.countdown {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  max-width: 100%;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: rgba(4, 5, 8, .8);
  color: var(--text);
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-variant-numeric: tabular-nums;
  overflow: hidden;
}

.countdown__cell {
  display: flex;
  flex-direction: column;
  align-items: center;
  min-width: 48px;
}

.countdown__cell span {
  font-size: 30px;
  font-weight: 800;
  line-height: 1;
}

.countdown__cell em {
  margin-top: 5px;
  color: var(--text-mute);
  font-size: 12px;
  font-style: normal;
  letter-spacing: .09em;
  text-transform: uppercase;
}

.countdown__sep {
  align-self: flex-start;
  padding-top: 2px;
  color: rgba(255,255,255,.35);
  font-size: 28px;
  font-weight: 800;
}

/* ===== Feature / manifesto ===== */
.features {
  counter-reset: features;
}

.feature {
  min-height: 210px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: var(--space-3);
  padding: var(--space-4);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background:
    linear-gradient(180deg, rgba(255,255,255,.055), rgba(255,255,255,.018)),
    var(--panel-solid);
}

.feature::before {
  counter-increment: features;
  content: "0" counter(features);
  color: var(--ember);
  font-size: 13px;
  font-weight: 900;
  letter-spacing: .14em;
}

.feature__icon {
  display: none;
}

.feature h3 {
  max-width: 220px;
  font-size: 21px;
  font-weight: 900;
  line-height: 1.12;
}

.feature p {
  color: var(--text-dim);
  font-size: 14px;
}

/* ===== Contest ===== */
.section--contest {
  padding-top: 0;
}

.contest {
  position: relative;
  overflow: hidden;
  padding: var(--space-5) var(--space-3);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background:
    linear-gradient(90deg, rgba(255,63,59,.16), transparent 50%),
    linear-gradient(180deg, rgba(255,255,255,.05), rgba(255,255,255,.015));
}

.contest::before {
  content: "";
  position: absolute;
  inset: 0;
  background: url("/assets/hero-ai-cinema.png") center right / cover no-repeat;
  opacity: .18;
  filter: saturate(1.2);
  transform: scale(1.04);
}

.contest > * {
  position: relative;
}

.contest__layout {
  display: grid;
  gap: var(--space-5);
}

.contest__prize {
  margin: 0;
  font-size: 42px;
  font-weight: 900;
  line-height: .98;
}

.contest__prize strong {
  color: var(--ember);
}

.contest__date {
  margin: var(--space-3) 0 var(--space-4);
  color: var(--text-dim);
  font-size: 17px;
}

.rules {
  display: grid;
  gap: 10px;
}

.rule {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: rgba(5,5,7,.62);
  color: var(--text-dim);
  font-size: 15px;
}

.rule b {
  color: var(--text);
}

.rule__icon {
  width: 26px;
  flex: 0 0 26px;
  color: var(--cyan);
  font-weight: 900;
}

.jury {
  display: grid;
  gap: 10px;
  margin-top: var(--space-4);
}

.contest__subtitle {
  margin: 0 0 12px;
  font-size: 18px;
}

.jury__card {
  display: grid;
  grid-template-columns: 56px 1fr;
  align-items: center;
  gap: 12px;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: rgba(5,5,7,.7);
}

.jury__avatar {
  width: 56px;
  height: 56px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  border: 1px solid rgba(255, 177, 92, .34);
  background: radial-gradient(circle at 35% 20%, rgba(255,177,92,.42), rgba(255,63,59,.12) 45%, rgba(255,255,255,.04));
  color: var(--ember);
  font-size: 26px;
  font-weight: 900;
}

.jury__name {
  font-weight: 900;
}

.jury__hint {
  color: var(--text-mute);
  font-size: 14px;
}

.jury__reveal {
  margin: 14px 0 0;
  color: var(--text-dim);
  font-size: 14px;
}

.prizes {
  display: grid;
  gap: 10px;
  margin-top: var(--space-5);
}

.prize {
  display: grid;
  grid-template-columns: 40px 1fr auto;
  align-items: center;
  gap: 12px;
  padding: 15px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: rgba(255,255,255,.055);
}

.prize .medal {
  font-size: 22px;
}

.prize b {
  font-size: 15px;
}

.prize span:last-child {
  color: var(--text-dim);
  font-size: 14px;
  text-align: right;
}

.prize--1 {
  border-color: rgba(255,177,92,.55);
  background: linear-gradient(90deg, rgba(255,177,92,.14), rgba(255,255,255,.045));
}

/* ===== Preview ===== */
.preview-row {
  display: grid;
  gap: 14px;
}

.preview {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--panel-solid);
}

.preview__thumb {
  position: relative;
  aspect-ratio: 9 / 16;
  display: grid;
  place-items: center;
  overflow: hidden;
  background-image: url("/assets/hero-ai-cinema.png");
  background-size: cover;
  background-position: center;
}

.preview__thumb video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.preview__thumb::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 20%, rgba(0,0,0,.72));
  pointer-events: none;
  transition: opacity .18s ease;
}

.preview.is-playing .preview__thumb::after {
  opacity: .18;
}

.preview__play {
  position: relative;
  z-index: 1;
  width: 46px;
  height: 46px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,.36);
  background: rgba(5,5,7,.46);
  color: var(--text);
  font-size: 16px;
  opacity: .84;
  cursor: pointer;
  transition: opacity .18s ease, transform .18s ease, background .18s ease;
}

.preview__play:hover {
  opacity: 1;
  transform: scale(1.04);
  background: rgba(5,5,7,.68);
}

.preview.is-playing .preview__play {
  opacity: .88;
  background: rgba(5,5,7,.62);
}

.preview__title {
  padding: 14px 16px 16px;
  color: var(--text-dim);
  font-size: 14px;
}

.preview__caption {
  margin-top: var(--space-3);
  color: var(--text-mute);
  font-size: 14px;
  text-align: center;
}

/* ===== Register ===== */
.section--register {
  padding-top: var(--space-7);
}

.register {
  display: grid;
  gap: var(--space-5);
}

.register__aside {
  display: grid;
  align-content: start;
  gap: var(--space-3);
}

.register__list {
  display: grid;
  gap: 10px;
  margin-top: var(--space-3);
  color: var(--text-dim);
  font-size: 15px;
}

.register__list li {
  display: flex;
  gap: 10px;
}

.register__list li::before {
  content: "";
  width: 7px;
  height: 7px;
  flex: 0 0 7px;
  margin-top: 8px;
  border-radius: 50%;
  background: var(--ember);
}

.step {
  padding: var(--space-4);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background:
    linear-gradient(180deg, rgba(255,255,255,.06), rgba(255,255,255,.025)),
    rgba(10,10,13,.82);
  box-shadow: 0 28px 90px rgba(0,0,0,.34);
}

.form {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.field {
  display: flex;
  flex-direction: column;
  gap: 7px;
}

.field > span,
.field legend {
  color: var(--text-dim);
  font-size: 14px;
  font-weight: 800;
}

.field input[type="email"],
.field input[type="text"] {
  width: 100%;
  min-height: 52px;
  padding: 14px 15px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  outline: none;
  background: rgba(255,255,255,.055);
  color: var(--text);
  font-size: 16px;
  transition: border-color .15s ease, background .15s ease;
}

.field input[type="email"]:focus,
.field input[type="text"]:focus {
  border-color: rgba(255,177,92,.78);
  background: rgba(255,255,255,.075);
}

.field--check {
  flex-direction: row;
  align-items: flex-start;
  gap: 10px;
  color: var(--text-dim);
  font-size: 14px;
}

.field--check input {
  margin-top: 4px;
  flex-shrink: 0;
}

.field__hint {
  color: var(--text-mute);
  font-size: 13px;
}

.field__hint a,
.field--check a {
  color: var(--ember);
}

.role__options {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.role__options label {
  display: block;
  min-height: 50px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: rgba(255,255,255,.045);
  text-align: center;
  cursor: pointer;
  font-weight: 900;
  font-size: 14px;
}

.role__options input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.role__options label:has(input:checked) {
  border-color: rgba(255,177,92,.78);
  background: rgba(255,177,92,.12);
}

.hp {
  position: absolute;
  left: -9999px;
  top: -9999px;
}

.form__note {
  margin: 2px 0 0;
  color: var(--text-mute);
  font-size: 13px;
  text-align: center;
}

.form__error {
  padding: 12px;
  border-radius: var(--radius-md);
  background: rgba(255,104,104,.12);
  color: var(--danger);
  font-size: 14px;
}

/* ===== OTP / Success ===== */
.otp {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
  max-width: 280px;
  margin: 0 auto var(--space-3);
}

.otp__cell {
  width: 100%;
  aspect-ratio: 1;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  outline: none;
  background: rgba(255,255,255,.055);
  color: var(--text);
  text-align: center;
  font-size: 34px;
  font-weight: 900;
}

.otp__cell:focus {
  border-color: rgba(255,177,92,.78);
}

.otp__error {
  color: var(--danger);
  font-size: 14px;
  text-align: center;
}

.otp__resend {
  color: var(--text-dim);
  font-size: 14px;
  text-align: center;
}

.link {
  color: var(--ember);
  text-decoration: underline;
  font-size: 14px;
}

.invite {
  margin-bottom: 12px;
  padding: 15px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: rgba(255,255,255,.05);
}

.invite label {
  display: block;
  margin-bottom: 8px;
  color: var(--text-mute);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: .12em;
  text-transform: uppercase;
}

.invite__row {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.invite__code,
.invite__link {
  flex: 1;
  min-width: 180px;
  color: var(--text);
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  word-break: break-all;
}

.invite__code {
  font-size: 24px;
  font-weight: 900;
}

.invite__link {
  color: var(--text-dim);
  font-size: 13px;
}

.invite__counter {
  margin-top: var(--space-3);
  color: var(--text-dim);
  text-align: center;
}

.share {
  display: grid;
  gap: 8px;
  margin-top: var(--space-3);
}

.confetti {
  position: fixed;
  inset: 0;
  z-index: 100;
  overflow: hidden;
  pointer-events: none;
}

.confetti-piece {
  position: absolute;
  top: -20px;
  width: 8px;
  height: 14px;
  animation: confetti-fall linear forwards;
}

@keyframes confetti-fall {
  0% { transform: translateY(0) rotate(0); opacity: 1; }
  100% { transform: translateY(110vh) rotate(720deg); opacity: 0; }
}

/* ===== Footer / Sticky CTA ===== */
.footer {
  margin-top: var(--space-6);
  padding: var(--space-5) 0 calc(var(--space-5) + 76px);
  border-top: 1px solid var(--line);
  background: #050507;
}

.footer__inner {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--space-3);
  color: var(--text-mute);
  font-size: 14px;
}

.footer__links {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

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

.footer__social {
  display: flex;
  gap: 10px;
}

.footer__social a {
  width: 36px;
  height: 36px;
  display: grid;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 50%;
  font-size: 13px;
  font-weight: 900;
}

.footer__social .disabled {
  opacity: .3;
  pointer-events: none;
}

.sticky-cta {
  position: fixed;
  left: 16px;
  right: 16px;
  bottom: 16px;
  z-index: 50;
  min-height: 52px;
  display: grid;
  place-items: center;
  border-radius: var(--radius-md);
  background: var(--accent-grad);
  color: #130807;
  box-shadow: 0 18px 50px rgba(255,63,59,.38);
  font-weight: 900;
  transform: translateY(120%);
  opacity: 0;
  pointer-events: none;
  transition: transform .25s ease, opacity .25s ease;
}

.sticky-cta.is-visible {
  transform: translateY(0);
  opacity: 1;
  pointer-events: auto;
}

.sticky-cta.is-hidden {
  transform: translateY(120%);
  opacity: 0;
  pointer-events: none;
}

@media (min-width: 760px) {
  .topbar__nav {
    display: inline-flex;
  }

  .hero__inner {
    padding-top: 104px;
    padding-bottom: 54px;
  }

  .hero__title {
    font-size: 88px;
  }

  .hero__sub {
    font-size: 21px;
  }

  .hero__actions {
    flex-direction: row;
    align-items: center;
  }

  .hero__actions .btn {
    width: auto;
  }

  .hero__panel {
    max-width: 820px;
    grid-template-columns: minmax(170px, 1fr) minmax(170px, 1fr) max-content;
    margin-top: var(--space-6);
  }

  .countdown {
    padding: 14px 16px;
  }

  .countdown__cell {
    min-width: 62px;
  }

  .countdown__cell span {
    font-size: 42px;
  }

  .countdown__sep {
    font-size: 38px;
  }

  .contest {
    padding: var(--space-7) var(--space-5);
  }

  .contest__layout {
    grid-template-columns: minmax(0, .9fr) minmax(360px, .72fr);
    align-items: start;
  }

  .contest__prize {
    font-size: 68px;
  }

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

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

  .preview-row {
    grid-template-columns: repeat(3, 1fr);
  }

  .register {
    grid-template-columns: minmax(0, .82fr) minmax(420px, .68fr);
    align-items: start;
  }

  .step {
    padding: var(--space-5);
  }

  .footer {
    padding: var(--space-5) 0;
  }

  .footer__inner {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }

  .sticky-cta {
    display: none;
  }
}

@media (min-width: 1180px) {
  .hero__title {
    font-size: 104px;
  }
}

@media (max-width: 759px) {
  .preview-row {
    display: flex;
    gap: 12px;
    overflow-x: auto;
    overscroll-behavior-x: contain;
    scroll-snap-type: x mandatory;
    margin: 0 calc(var(--space-3) * -1);
    padding: 0 var(--space-3) 10px;
    scrollbar-width: none;
  }

  .preview-row::-webkit-scrollbar {
    display: none;
  }

  .preview {
    flex: 0 0 min(68vw, 270px);
    scroll-snap-align: start;
  }

  .preview__title {
    min-height: 58px;
  }
}

@media (max-width: 759px) {
  .hero__content {
    width: min(100%, calc(100vw - 32px));
    max-width: 100%;
    overflow: hidden;
  }

  .hero__title {
    max-width: 100%;
    font-size: 34px;
    line-height: 1;
    overflow-wrap: anywhere;
  }

  .hero__sub {
    width: 100%;
    max-width: 100%;
    font-size: 16px;
    overflow-wrap: break-word;
  }

  .hero__actions {
    align-items: stretch;
    width: 100%;
    min-width: 0;
  }

  .hero__actions .btn {
    max-width: 100%;
    min-width: 0;
    white-space: normal;
  }
}

@media (max-width: 430px) {
  .hero::before {
    background-position: 60% center;
  }

  .hero::after {
    background:
      linear-gradient(180deg, rgba(5, 5, 7, .45) 0%, rgba(5, 5, 7, .72) 24%, rgba(5, 5, 7, .96) 62%, rgba(5, 5, 7, 1) 100%),
      linear-gradient(90deg, rgba(5, 5, 7, .92), rgba(5, 5, 7, .28));
  }

  .hero__inner {
    align-items: end;
    padding-bottom: 30px;
  }

  .hero__content {
    padding-top: 34svh;
    max-width: 100%;
    overflow: hidden;
  }

  .hero__title {
    max-width: 100%;
    font-size: 32px;
    line-height: 1;
    overflow-wrap: anywhere;
  }

  .hero__sub {
    max-width: 100%;
    font-size: 16px;
    overflow-wrap: break-word;
  }

  .hero__actions {
    align-items: stretch;
    width: 100%;
    min-width: 0;
  }

  .hero__actions .btn {
    max-width: 100%;
    min-width: 0;
    white-space: normal;
  }

  .hero__note {
    align-items: flex-start;
    font-size: 13px;
  }

  .hero__note::before {
    margin-top: 5px;
  }

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

  .contest__prize {
    font-size: 38px;
  }

  .prize {
    grid-template-columns: 34px 1fr;
  }

  .prize span:last-child {
    grid-column: 2;
    text-align: left;
  }
}