/* ==========================================================================
   Пандамания — заглушка розыгрыша
   ========================================================================== */

:root {
    --ink: #1e1915;
    --ink-soft: rgba(30, 25, 21, .78);
    --white: #fffdf8;
    --yellow: #ffcb2b;
    --orange: #ff8a1f;
    --red: #f2441a;

    --font: 'Rubik', 'Arial Rounded MT Bold', 'Segoe UI', system-ui, sans-serif;

    /* вертикальный ритм зависит от высоты экрана — чтобы всё влезло в один экран */
    --gap: clamp(8px, 2.2svh, 28px);
    --outline: clamp(2px, .32vw, 5px);
}

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

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

body {
    margin: 0;
    min-height: 100vh;
    min-height: 100svh;
    font-family: var(--font);
    color: var(--ink);
    background: var(--orange);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; }

.visually-hidden {
    position: absolute !important;
    width: 1px; height: 1px;
    margin: -1px; padding: 0;
    overflow: hidden;
    clip: rect(0 0 0 0);
    white-space: nowrap;
    border: 0;
}

/* --------------------------------------------------------------------------
   Фон: солнечные лучи + свечение
   -------------------------------------------------------------------------- */

.bg {
    position: fixed;
    inset: 0;
    z-index: 0;
    overflow: hidden;
    background:
        radial-gradient(120% 90% at 50% 38%,
            #ffe066 0%,
            #ffb627 32%,
            #ff7b1c 62%,
            var(--red) 100%);
}

.bg__rays {
    position: absolute;
    top: 38%;
    left: 50%;
    width: 220vmax;
    height: 220vmax;
    margin: -110vmax 0 0 -110vmax;
    background: repeating-conic-gradient(from 0deg,
        rgba(255, 255, 255, .17) 0deg 7deg,
        rgba(255, 255, 255, 0) 7deg 18deg);
    -webkit-mask-image: radial-gradient(circle, #000 0%, rgba(0, 0, 0, .55) 22%, transparent 48%);
            mask-image: radial-gradient(circle, #000 0%, rgba(0, 0, 0, .55) 22%, transparent 48%);
    animation: spin 90s linear infinite;
}

.bg__glow {
    position: absolute;
    top: 38%;
    left: 50%;
    width: 80vmin;
    height: 80vmin;
    margin: -40vmin 0 0 -40vmin;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(255, 250, 220, .75), rgba(255, 240, 180, 0) 65%);
    animation: pulse 5s ease-in-out infinite;
}

.confetti {
    position: fixed;
    inset: 0;
    z-index: 1;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

/* --------------------------------------------------------------------------
   Каркас страницы
   -------------------------------------------------------------------------- */

.page {
    position: relative;
    z-index: 2;
    min-height: 100vh;
    min-height: 100svh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--gap);
    padding:
        max(14px, env(safe-area-inset-top))
        max(16px, env(safe-area-inset-right))
        max(12px, env(safe-area-inset-bottom))
        max(16px, env(safe-area-inset-left));
    text-align: center;
}

/* --------------------------------------------------------------------------
   Шапка
   -------------------------------------------------------------------------- */

.chip {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 5px 14px 5px 5px;
    border-radius: 999px;
    background: rgba(255, 253, 248, .9);
    box-shadow: 0 4px 14px rgba(140, 40, 0, .18);
    font-size: clamp(11px, 1.6svh, 14px);
    font-weight: 700;
    letter-spacing: .02em;
    color: var(--ink);
    animation: fade-down .7s .1s cubic-bezier(.2, .8, .2, 1) both;
}

.chip img {
    width: 22px;
    height: 22px;
    border-radius: 50%;
}

/* --------------------------------------------------------------------------
   Герой: штамп, анимированное название, лента
   -------------------------------------------------------------------------- */

.hero {
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 100%;
}

.stamp {
    margin: 0 0 calc(var(--gap) * .6);
    padding: .28em .9em .3em;
    border: 3px solid var(--ink);
    border-radius: 10px;
    background: var(--yellow);
    box-shadow: 4px 4px 0 var(--ink);
    font-size: clamp(13px, 2.2svh, 20px);
    font-weight: 900;
    letter-spacing: .22em;
    text-transform: uppercase;
    transform: rotate(-4deg);
    animation: stamp .55s 1.25s cubic-bezier(.3, 1.6, .5, 1) both;
}

.stamp::before,
.stamp::after { content: '★'; letter-spacing: 0; }
.stamp::before { margin-right: .55em; }
.stamp::after  { margin-left: .35em; }

/* Название из отдельных букв */
.title {
    position: relative;
    margin: 0;
    width: min(94vw, 1080px, calc(21svh * var(--ratio)));
    aspect-ratio: var(--ratio);
    cursor: pointer;
    -webkit-tap-highlight-color: transparent;
    user-select: none;
}

.title__letter {
    position: absolute;
    display: block;
    animation: letter-drop .95s calc(.2s + var(--i) * .085s) cubic-bezier(.25, 1.35, .45, 1) both;
}

.title__letter img {
    display: block;
    width: 100%;
    height: auto;
    transform-origin: 50% 90%;
    /* белая «наклейка» + плотная тень, чтобы буквы читались на оранжевом */
    filter:
        drop-shadow(var(--outline) 0 0 var(--white))
        drop-shadow(calc(var(--outline) * -1) 0 0 var(--white))
        drop-shadow(0 var(--outline) 0 var(--white))
        drop-shadow(0 calc(var(--outline) * -1) 0 var(--white))
        drop-shadow(0 calc(var(--outline) * 1.6) 0 var(--ink))
        drop-shadow(0 10px 14px rgba(120, 30, 0, .35));
    animation: letter-wave 3.8s calc(1.9s + var(--i) * .11s) ease-in-out infinite;
}

/* по клику — все буквы подпрыгивают разом */
.title.is-jumping .title__letter img {
    animation: letter-jump .6s calc(var(--i) * .035s) cubic-bezier(.3, 1.5, .5, 1) both;
}

/* Лента «Скоро начнётся» */
.ribbon {
    position: relative;
    margin: calc(var(--gap) * .7) 0 0;
    padding: .42em 1.6em .48em;
    background: var(--ink);
    color: var(--white);
    font-size: min(clamp(18px, 3.4vw, 38px), 4.6svh);
    font-weight: 900;
    line-height: 1;
    letter-spacing: .04em;
    text-transform: uppercase;
    clip-path: polygon(0 0, 100% 0, calc(100% - .55em) 50%, 100% 100%, 0 100%, .55em 50%);
    transform: rotate(-2deg);
    animation:
        ribbon-in .7s 1.45s cubic-bezier(.25, 1.4, .45, 1) both,
        ribbon-wiggle 4s 2.4s ease-in-out infinite;
}

.ribbon__text { white-space: nowrap; }

.dots i {
    display: inline-block;
    font-style: normal;
    color: var(--yellow);
    animation: dot 1.2s infinite;
}
.dots i:nth-child(2) { animation-delay: .15s; }
.dots i:nth-child(3) { animation-delay: .3s; }

/* --------------------------------------------------------------------------
   Приз
   -------------------------------------------------------------------------- */

.prize {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: calc(var(--gap) * 1.2) clamp(20px, 4vw, 56px);
    width: min(100%, 1080px);
}

.prize__card {
    position: relative;
    flex: 0 0 auto;
    width: min(92vw, 520px, calc(36svh * 1.79));
    margin: 0;
    padding: clamp(5px, .9svh, 9px);
    border-radius: 24px;
    background: var(--white);
    box-shadow:
        0 0 0 3px var(--ink),
        8px 10px 0 3px var(--ink),
        0 26px 50px rgba(120, 30, 0, .35);
    transform: rotate(-2.5deg);
    animation:
        card-in .9s 1.7s cubic-bezier(.25, 1.3, .45, 1) both,
        card-float 6s 2.6s ease-in-out infinite;
}

.prize__card picture {
    position: relative;
    display: block;
    overflow: hidden;
    border-radius: 18px;
}

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

/* блик, пробегающий по картинке */
.prize__card picture::after {
    content: '';
    position: absolute;
    inset: -20% auto -20% -60%;
    width: 40%;
    background: linear-gradient(100deg, transparent, rgba(255, 255, 255, .55), transparent);
    transform: skewX(-18deg);
    animation: shine 4.5s 3s ease-in-out infinite;
    pointer-events: none;
}

/* звёздочка «Главный приз» */
.prize__badge {
    position: absolute;
    z-index: 2;
    top: clamp(-34px, -4svh, -18px);
    left: clamp(-30px, -3vw, -14px);
    display: grid;
    place-items: center;
    width: clamp(74px, 12svh, 112px);
    aspect-ratio: 1;
    font-size: clamp(11px, 1.7svh, 16px);
    font-weight: 900;
    line-height: 1.05;
    text-transform: uppercase;
    color: var(--ink);
    transform: rotate(-12deg);
    animation: badge-pop .6s 2.3s cubic-bezier(.3, 1.8, .5, 1) both;
}

.prize__badge::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--yellow);
    clip-path: polygon(
        50% 0%, 59% 13%, 75% 7%, 77% 23%, 93% 25%, 87% 41%,
        100% 50%, 87% 59%, 93% 75%, 77% 77%, 75% 93%, 59% 87%,
        50% 100%, 41% 87%, 25% 93%, 23% 77%, 7% 75%, 13% 59%,
        0% 50%, 13% 41%, 7% 25%, 23% 23%, 25% 7%, 41% 13%);
    filter: drop-shadow(3px 3px 0 var(--ink));
    animation: spin 14s linear infinite;
}

.prize__badge span { position: relative; }

.prize__text {
    flex: 1 1 320px;
    max-width: 440px;
    text-align: left;
    animation: fade-up .8s 2s cubic-bezier(.2, .8, .2, 1) both;
}

.call {
    margin: 0 0 .5em;
    font-size: min(clamp(22px, 2.9vw, 42px), 5svh);
    font-weight: 900;
    line-height: 1.08;
    letter-spacing: -.01em;
    text-wrap: balance;
}

.call mark {
    padding: 0 .12em;
    color: var(--ink);
    background: linear-gradient(transparent 12%, var(--white) 12%, var(--white) 92%, transparent 92%);
    -webkit-box-decoration-break: clone;
            box-decoration-break: clone;
    border-radius: 6px;
}

.note {
    margin: 0;
    font-size: min(clamp(14px, 1.35vw, 18px), 2.4svh);
    font-weight: 500;
    line-height: 1.4;
    color: var(--ink-soft);
}

/* --------------------------------------------------------------------------
   Подвал
   -------------------------------------------------------------------------- */

.foot {
    font-size: 12px;
    font-weight: 500;
    color: rgba(30, 25, 21, .6);
    animation: fade-up .8s 2.4s both;
}

/* --------------------------------------------------------------------------
   Адаптив
   -------------------------------------------------------------------------- */

@media (max-width: 760px) {
    .prize__text {
        flex-basis: 100%;
        text-align: center;
        margin-inline: auto;
    }
    .prize__card { width: min(88vw, 520px, calc(30svh * 1.79)); }
}

/* невысокие экраны: ноутбуки с панелями, телефоны в альбомной ориентации */
@media (max-height: 640px) {
    .chip { display: none; }
    .stamp { margin-bottom: 4px; }
}

@media (max-height: 520px) and (min-width: 600px) {
    .prize { flex-wrap: nowrap; }
    .prize__text { text-align: left; flex-basis: 0; }
    .note { display: none; }
}

/* --------------------------------------------------------------------------
   Анимации
   -------------------------------------------------------------------------- */

@keyframes spin { to { transform: rotate(360deg); } }

@keyframes pulse {
    0%, 100% { transform: scale(1); opacity: .85; }
    50%      { transform: scale(1.12); opacity: 1; }
}

@keyframes fade-down {
    from { opacity: 0; transform: translateY(-14px); }
    to   { opacity: 1; transform: none; }
}

@keyframes fade-up {
    from { opacity: 0; transform: translateY(16px); }
    to   { opacity: 1; transform: none; }
}

@keyframes letter-drop {
    0%   { opacity: 0; transform: translateY(-140%) rotate(-14deg) scale(.6); }
    55%  { opacity: 1; transform: translateY(6%) rotate(3deg) scale(1.04, .92); }
    75%  { transform: translateY(-6%) rotate(-1deg) scale(.98, 1.03); }
    100% { opacity: 1; transform: none; }
}

@keyframes letter-wave {
    0%, 30%, 100% { transform: none; }
    8%  { transform: translateY(-14%) rotate(-4deg); }
    16% { transform: translateY(0) scale(1.06, .92); }
    22% { transform: translateY(-3%) scale(.98, 1.03); }
}

@keyframes letter-jump {
    0%   { transform: none; }
    40%  { transform: translateY(-28%) rotate(-6deg) scale(1.08); }
    70%  { transform: translateY(0) scale(1.08, .9); }
    100% { transform: none; }
}

@keyframes stamp {
    0%   { opacity: 0; transform: rotate(-14deg) scale(2.4); }
    100% { opacity: 1; transform: rotate(-4deg) scale(1); }
}

@keyframes ribbon-in {
    from { opacity: 0; transform: rotate(-2deg) scaleX(.2); }
    to   { opacity: 1; transform: rotate(-2deg) scaleX(1); }
}

@keyframes ribbon-wiggle {
    0%, 100% { transform: rotate(-2deg); }
    50%      { transform: rotate(1deg) scale(1.03); }
}

@keyframes dot {
    0%, 60%, 100% { opacity: .25; transform: translateY(0); }
    30%           { opacity: 1;   transform: translateY(-.18em); }
}

@keyframes card-in {
    from { opacity: 0; transform: translateY(40px) rotate(6deg) scale(.85); }
    to   { opacity: 1; transform: rotate(-2.5deg); }
}

@keyframes card-float {
    0%, 100% { transform: rotate(-2.5deg) translateY(0); }
    50%      { transform: rotate(-1deg) translateY(-8px); }
}

@keyframes shine {
    0%   { left: -60%; }
    35%, 100% { left: 130%; }
}

@keyframes badge-pop {
    from { opacity: 0; transform: rotate(-60deg) scale(0); }
    to   { opacity: 1; transform: rotate(-12deg) scale(1); }
}

/* Для тех, у кого в системе отключены анимации */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: .01ms !important;
        animation-delay: 0s !important;
        animation-iteration-count: 1 !important;
    }
    .confetti { display: none; }
}