/* Главная страница: стеклянная верхняя полоса, название, лента рамок, описание, кнопки, подвал */
html, body.landing { overflow-x: clip; }
body.landing { min-height: 100vh; }
.landing a { color: inherit; }

/* ---------- верхняя полоса (прилипает) ---------- */
.l-top { position: sticky; top: 14px; z-index: 50; margin: 14px auto 0; width: min(1120px, calc(100% - 28px));
  display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 9px 10px 9px 20px;
  border-radius: 22px; background: var(--glass); border: 1px solid var(--glass-line); box-shadow: var(--shadow);
  backdrop-filter: var(--blur); -webkit-backdrop-filter: var(--blur); }
.l-brand { display: flex; align-items: center; font-size: 25px; text-decoration: none; padding: 4px 0; }
.l-dot { width: 14px; height: 14px; border-radius: 50%; background: linear-gradient(145deg, #8fe3c3, #3cc79a 55%, #5cb8e0);
  box-shadow: 0 0 0 3px rgba(60,199,154,.18); }
.l-auth { display: flex; gap: 8px; }
.l-btn { display: inline-flex; align-items: center; justify-content: center; text-decoration: none; padding: 9px 18px; font-size: 14.5px; }
.l-btn.big { padding: 14px 30px; font-size: 16px; border-radius: 16px; }
.landing .primary { color: #fff; }

/* ---------- первый экран ---------- */
.l-main { max-width: none; margin: 0; padding: 0; display: block; }
.hero { padding: clamp(36px, 7vh, 80px) 0 0; text-align: center; }
.l-title { margin: 0; display: flex; justify-content: center; font-size: clamp(54px, 10vw, 128px); line-height: 1; }
.l-title .logo-svg { filter: drop-shadow(0 2px 0 rgba(255,255,255,.9)) drop-shadow(0 14px 30px rgba(26,72,56,.2)); }

/* лента рамок: размер рамки и шаг задаёт landing.js через --s */
.stage { --s: clamp(200px, 23vw, 330px); position: relative; height: calc(var(--s) * 1.32); margin-top: clamp(16px, 4vh, 44px);
  touch-action: pan-y; }
.frame { position: absolute; left: 50%; top: 50%; width: var(--s); aspect-ratio: 1; margin: calc(var(--s) / -2) 0 0 calc(var(--s) / -2);
  padding: calc(var(--s) * .045); border-radius: calc(var(--s) * .11); will-change: transform, opacity;
  background: linear-gradient(145deg, rgba(255,255,255,.62), rgba(255,255,255,.28));
  border: 1px solid rgba(255,255,255,.95);
  box-shadow: inset 0 1px 0 #fff, inset 0 -1px 0 rgba(255,255,255,.5), 0 28px 60px rgba(26,72,56,.16), 0 6px 16px rgba(26,72,56,.08);
  backdrop-filter: blur(16px) saturate(170%); -webkit-backdrop-filter: blur(16px) saturate(170%); }
/* блик на стекле */
.frame::before { content: ""; position: absolute; inset: 0; border-radius: inherit; pointer-events: none;
  background: linear-gradient(120deg, rgba(255,255,255,.75) 0%, rgba(255,255,255,0) 32%, rgba(255,255,255,0) 70%, rgba(255,255,255,.35) 100%); }
.frame-media { position: relative; width: 100%; height: 100%; border-radius: calc(var(--s) * .075); overflow: hidden;
  background: linear-gradient(140deg, hsl(var(--h, 155) 52% 84%), hsl(calc(var(--h, 155) + 18) 58% 90%) 55%, hsl(calc(var(--h, 155) - 12) 48% 80%));
  background-size: 220% 220%; animation: tint 9s ease-in-out infinite alternate; animation-delay: var(--d, 0s);
  box-shadow: inset 0 0 0 1px rgba(255,255,255,.55); }
/* мягкий перелив, пока вместо видео — цвет */
.frame-media::after { content: ""; position: absolute; inset: -40%; pointer-events: none;
  background: linear-gradient(105deg, transparent 40%, rgba(255,255,255,.38) 50%, transparent 60%);
  animation: sheen 6.5s ease-in-out infinite; animation-delay: var(--d, 0s); }
.frame-media.has-media::after { display: none; }
/* с видео перелив цвета не нужен: он перерисовывал рамки каждый кадр и подтормаживал ленту */
.frame-media.has-media { animation: none; background-size: cover; background-position: center; }
.frame-media video, .frame-media img { width: 100%; height: 100%; object-fit: cover; display: block; }
@keyframes tint { from { background-position: 0% 30%; } to { background-position: 100% 70%; } }
@keyframes sheen { from { transform: translateX(-60%); } 60%, to { transform: translateX(60%); } }

/* ---------- описание ---------- */
.pitch { width: min(1060px, calc(100% - 32px)); margin: clamp(30px, 6vh, 70px) auto 0; text-align: center; }
.eyebrow { display: inline-block; font-size: 13px; font-weight: 700; color: var(--accent); padding: 6px 14px; border-radius: 99px;
  background: var(--accent-soft); border: 1px solid rgba(60,199,154,.28); }
.pitch h2 { margin: 16px auto 0; max-width: 780px; font-size: clamp(28px, 4vw, 46px); line-height: 1.12; letter-spacing: -.03em; font-weight: 800; }
.lead { margin: 18px auto 0; max-width: 680px; font-size: clamp(16px, 1.6vw, 18.5px); line-height: 1.6; color: var(--text-2); }
.perks { list-style: none; padding: 0; margin: 22px 0 0; display: flex; gap: 10px; justify-content: center; flex-wrap: wrap; }
.perks li { font-size: 13.5px; font-weight: 600; color: var(--text); padding: 8px 14px; border-radius: 99px;
  background: var(--surface); border: 1px solid var(--glass-line); box-shadow: 0 4px 14px rgba(26,72,56,.06); }
.perks li::before { content: "✓"; color: var(--accent); margin-right: 7px; font-weight: 800; }
.features { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; margin-top: 44px; text-align: left; }
.feature { padding: 24px; border-radius: 26px; background: var(--glass); border: 1px solid var(--glass-line); box-shadow: var(--shadow);
  backdrop-filter: var(--blur); -webkit-backdrop-filter: var(--blur); transition: transform .2s, box-shadow .2s; }
.feature:hover { transform: translateY(-4px); box-shadow: 0 1px 0 rgba(255,255,255,.9) inset, 0 22px 44px rgba(26,72,56,.12); }
.f-icon { width: 50px; height: 50px; border-radius: 16px; display: grid; place-items: center; color: var(--accent);
  background: var(--accent-soft); box-shadow: inset 0 0 0 1px rgba(60,199,154,.25); }
.f-icon svg { width: 25px; height: 25px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.feature h3 { margin: 16px 0 6px; font-size: 19px; color: var(--text); font-weight: 700; letter-spacing: -.2px; }
.feature p { margin: 0; color: var(--muted); line-height: 1.55; font-size: 15px; }

/* ---------- кнопки внизу ---------- */
.cta { width: min(860px, calc(100% - 32px)); margin: 56px auto 0; padding: clamp(28px, 5vw, 48px) 24px; text-align: center; border-radius: 32px;
  background: linear-gradient(135deg, rgba(191,238,221,.55), rgba(207,230,250,.45)); border: 1px solid var(--glass-line); box-shadow: var(--shadow);
  backdrop-filter: var(--blur); -webkit-backdrop-filter: var(--blur); }
.cta h2 { margin: 0; font-size: clamp(24px, 3vw, 34px); letter-spacing: -.02em; }
.cta p { margin: 10px 0 0; color: var(--text-2); }
.cta-btns { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; margin-top: 24px; }

/* ---------- подвал ---------- */
.l-foot { width: min(1120px, calc(100% - 32px)); margin: 70px auto 0; padding: 22px 0 34px; border-top: 1px solid var(--line);
  display: flex; justify-content: space-between; align-items: center; gap: 14px; flex-wrap: wrap; color: var(--muted); font-size: 14px; }
.l-foot nav { display: flex; gap: 6px 22px; flex-wrap: wrap; }
.l-foot a { text-decoration: none; color: var(--muted); }
.l-foot a:hover { color: var(--accent); }
.l-jp { flex-basis: 100%; margin: 6px 0 0; text-align: center; font-size: 15px; letter-spacing: .02em; color: var(--text-2); }
.l-jp [lang="ja"] { font-family: "Hiragino Sans", "Yu Gothic", "Noto Sans JP", "Meiryo", sans-serif; color: var(--accent); }
.l-jp-mark { margin-right: 8px; color: var(--accent-2); }

/* ---------- планшет ---------- */
@media (max-width: 960px) {
  .features { grid-template-columns: 1fr; max-width: 560px; margin-left: auto; margin-right: auto; }
}
/* ---------- телефон: центральная рамка почти во всю ширину, боковые выглядывают ---------- */
@media (max-width: 640px) {
  .l-top { top: 10px; margin-top: 10px; width: calc(100% - 20px); padding: 7px 7px 7px 14px; border-radius: 18px; }
  .l-brand { font-size: 21px; }
  .l-btn { padding: 8px 12px; font-size: 13.5px; }
  .stage { --s: min(66vw, 300px); }
  .feature { padding: 20px; }
  .l-foot { flex-direction: column; align-items: flex-start; }
}

/* ---------- тёмная тема ---------- */
:root[data-theme="dark"] .l-title .logo-svg { filter: drop-shadow(0 14px 34px rgba(0,0,0,.6)) drop-shadow(0 2px 0 rgba(0,0,0,.4)); }
:root[data-theme="dark"] .frame { background: linear-gradient(145deg, rgba(255,255,255,.12), rgba(255,255,255,.04));
  border-color: rgba(255,255,255,.14); box-shadow: inset 0 1px 0 rgba(255,255,255,.12), 0 28px 60px rgba(0,0,0,.5), 0 6px 16px rgba(0,0,0,.3); }
:root[data-theme="dark"] .frame::before { background: linear-gradient(120deg, rgba(255,255,255,.14) 0%, rgba(255,255,255,0) 32%, rgba(255,255,255,0) 70%, rgba(255,255,255,.06) 100%); }
:root[data-theme="dark"] .frame-media { background: linear-gradient(140deg, hsl(var(--h, 155) 34% 30%), hsl(calc(var(--h, 155) + 18) 38% 36%) 55%, hsl(calc(var(--h, 155) - 12) 32% 26%));
  background-size: 220% 220%; box-shadow: inset 0 0 0 1px rgba(255,255,255,.08); }
:root[data-theme="dark"] .frame-media::after { background: linear-gradient(105deg, transparent 40%, rgba(255,255,255,.12) 50%, transparent 60%); }
:root[data-theme="dark"] .feature:hover { box-shadow: 0 22px 44px rgba(0,0,0,.45); }
:root[data-theme="dark"] .cta { background: linear-gradient(135deg, rgba(52,185,139,.14), rgba(80,150,210,.1)); }

/* ---------- вход через Telegram ---------- */
.hidden { display: none !important; }
body.modal-open { overflow: hidden; }
.login-modal { position: fixed; inset: 0; z-index: 100; display: grid; place-items: center; padding: 16px;
  background: rgba(10, 20, 16, .35); backdrop-filter: blur(6px); -webkit-backdrop-filter: blur(6px); animation: lm-fade .18s ease; }
@keyframes lm-fade { from { opacity: 0; } to { opacity: 1; } }
.lm-card { position: relative; width: min(440px, 100%); padding: 30px 26px 24px; border-radius: 28px; text-align: center;
  background: var(--pop); border: 1px solid var(--glass-line); box-shadow: 0 30px 70px rgba(0,0,0,.22);
  animation: lm-pop .22s cubic-bezier(.2,.9,.3,1.2); }
@keyframes lm-pop { from { opacity: 0; transform: translateY(10px) scale(.97); } to { opacity: 1; transform: none; } }
.lm-close { position: absolute; top: 14px; right: 14px; width: 32px; height: 32px; border-radius: 50%; border: 0;
  background: var(--hover); color: var(--muted); cursor: pointer; }
.lm-close:hover { color: var(--text); }
.lm-badge { width: 62px; height: 62px; margin: 0 auto; border-radius: 20px; display: grid; place-items: center; color: #fff;
  background: linear-gradient(145deg, #4fc3f7, #229ed9); box-shadow: 0 10px 24px rgba(34,158,217,.35); }
.lm-badge .tg-ic { width: 32px; height: 32px; }
.lm-card h2 { margin: 16px 0 8px; font-size: 22px; letter-spacing: -.3px; }
.lm-text { margin: 0; color: var(--text-2); font-size: 14.5px; line-height: 1.55; }
.lm-go { display: inline-flex; align-items: center; justify-content: center; gap: 10px; margin-top: 20px; width: 100%;
  padding: 14px 20px; font-size: 16px; border-radius: 16px; text-decoration: none; color: #fff;
  background: linear-gradient(180deg, #37b4ea, #229ed9); box-shadow: 0 8px 20px rgba(34,158,217,.3); }
.lm-go .tg-ic { width: 20px; height: 20px; }
.lm-go.disabled { opacity: .55; pointer-events: none; }
.lm-status { margin-top: 16px; padding: 12px 14px; border-radius: 14px; font-size: 14px; line-height: 1.5; text-align: left;
  background: var(--surface); border: 1px solid var(--line); color: var(--text); }
.lm-status:empty { display: none; }
.lm-status.ok { background: var(--accent-soft); border-color: rgba(60,199,154,.35); }
.lm-status.bad { background: rgba(224,72,79,.08); border-color: rgba(224,72,79,.3); color: var(--danger-text); }
.lm-why { color: var(--text-2); }
.lm-hint { margin: 12px 0 0; font-size: 12.5px; color: var(--muted); }
.spinner { display: inline-block; width: 14px; height: 14px; border: 2px solid var(--track-2); border-top-color: var(--accent);
  border-radius: 50%; animation: spin .8s linear infinite; vertical-align: -2px; margin-right: 8px; }
.lm-code { margin-top: 14px; padding: 10px 14px; border-radius: 14px; font-size: 13.5px; line-height: 1.45; color: var(--text-2);
  background: var(--surface); border: 1px dashed var(--line); }
.lm-code-row { display: flex; gap: 8px; margin-top: 8px; }
.lm-code-row input { flex: 1; min-width: 0; padding: 10px 12px; border-radius: 12px; border: 1px solid var(--line, #2a3040);
  background: transparent; color: var(--text); font-size: 22px; letter-spacing: 6px; text-align: center; font-variant-numeric: tabular-nums; }
.lm-code-row .btn { white-space: nowrap; }
.lm-code label { display: block; }
.lm-code b { display: block; margin-top: 4px; font-size: 26px; letter-spacing: 6px; color: var(--text); font-variant-numeric: tabular-nums; }

/* вкладки «Telegram / Почта», сохранённое устройство, форма почты */
.lm-card h2 { margin-top: 2px; }
.lm-tabs { display: flex; gap: 4px; padding: 4px; margin: 14px 0 16px; border-radius: 16px; background: var(--hover); }
.lm-tabs button { flex: 1; display: inline-flex; align-items: center; justify-content: center; gap: 7px; padding: 9px 10px;
  border: 0; border-radius: 12px; background: transparent; color: var(--muted); font: inherit; font-size: 14px; font-weight: 600; cursor: pointer; }
.lm-tabs button .tg-ic { width: 17px; height: 17px; }
.lm-tabs button.on { background: var(--pop); color: var(--text); box-shadow: 0 2px 8px rgba(26,72,56,.1); }
.lm-remember { justify-content: center; margin: 16px 0 0; font-size: 14px; }
.lm-device { display: grid; grid-template-columns: auto 1fr; gap: 10px 12px; align-items: center; text-align: left;
  padding: 14px; margin-top: 12px; border-radius: 18px; background: var(--accent-soft); border: 1px solid rgba(60,199,154,.3); }
.lm-device .avatar { width: 44px; height: 44px; cursor: default; }
.lm-dev-who { display: grid; } .lm-dev-who span { font-size: 12.5px; color: var(--muted); }
.lm-device .primary { grid-column: 1 / -1; padding: 11px; border-radius: 14px; font-size: 15px; }
.lm-link { grid-column: 1 / -1; justify-self: center; background: none; border: 0; padding: 2px; color: var(--muted);
  font: inherit; font-size: 12.5px; cursor: pointer; text-decoration: underline; text-underline-offset: 3px; }
.lm-link:hover { color: var(--accent2); }
.lm-device:not(.hidden) ~ .lm-tabs { margin-top: 18px; }
.lm-form { display: grid; gap: 10px; text-align: left; }
.lm-form label { font-size: 13px; }
.lm-form .lm-go { margin-top: 8px; }
.lm-form.login .lm-only-reg { display: none; }

/* видео в рамках — часть картинки: не ловит наведение (иначе браузер рисует поверх свои кнопки) */
.frame-media video, .frame-media img { pointer-events: none; user-select: none; -webkit-user-drag: none; }
.frame-media video::-webkit-media-controls, .frame-media video::-webkit-media-controls-enclosure { display: none !important; }