:root {
    --page-bg: #090f24;
    --card-bg: rgba(11, 20, 45, 0.64);
    --card-border: rgba(214, 226, 255, 0.30);
    --text: #f8fafc;
    --text-soft: #d8e2f5;
    --muted: #b7c2d7;
    --accent: #f6c1ff;
    --accent-2: #7dd3fc;
    --accent-warm: #fff0d4;
    --phrase: #fff7e8;
    --shadow: 0 30px 100px rgba(0, 0, 0, 0.42);
    --radius-xl: 32px;
    --radius-pill: 999px;
    --max-card-width: 760px;
    font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
    box-sizing: border-box;
}

html, body {
    width: 100%;
    height: 100%;
    margin: 0;
    overflow: hidden;
    background: var(--page-bg);
    color: var(--text);
}

body {
    position: relative;
}

.scene {
    position: relative;
    width: 100%;
    height: 100dvh;
    min-height: 100vh;
    display: grid;
    place-items: center;
    padding: clamp(14px, 3vw, 28px);
    overflow: hidden;
    isolation: isolate;
    background:
            radial-gradient(circle at 18% 28%, rgba(45, 212, 191, 0.18), transparent 28%),
            radial-gradient(circle at 82% 16%, rgba(217, 70, 239, 0.20), transparent 30%),
            radial-gradient(circle at 70% 80%, rgba(59, 130, 246, 0.14), transparent 28%),
            linear-gradient(145deg, #061024 0%, #10183e 48%, #050814 100%);
}

.scene::before,
.scene::after {
    content: "";
    position: absolute;
    inset: -18%;
    pointer-events: none;
    z-index: -2;
}

.scene::before {
    background:
            radial-gradient(circle at 12% 22%, rgba(255,255,255,0.14) 0 2px, transparent 3px),
            radial-gradient(circle at 38% 50%, rgba(255,255,255,0.10) 0 1.5px, transparent 2.5px),
            radial-gradient(circle at 72% 18%, rgba(246,193,255,0.12) 0 2px, transparent 3px),
            radial-gradient(circle at 88% 64%, rgba(125,211,252,0.12) 0 2px, transparent 3px),
            radial-gradient(circle at 64% 84%, rgba(255,255,255,0.12) 0 1.5px, transparent 2.5px);
    background-size: 220px 220px, 180px 180px, 260px 260px, 200px 200px, 160px 160px;
    animation: starDrift 36s linear infinite;
    opacity: 0.9;
}

.scene::after {
    background:
            linear-gradient(120deg, transparent 0%, rgba(63, 217, 255, 0.14) 16%, transparent 30%),
            linear-gradient(300deg, transparent 18%, rgba(214, 76, 255, 0.16) 34%, transparent 50%),
            linear-gradient(30deg, transparent 50%, rgba(133, 118, 255, 0.12) 64%, transparent 78%);
    filter: blur(18px);
    transform: scale(1.15) rotate(-8deg);
    animation: auroraShift 14s ease-in-out infinite alternate;
    z-index: -1;
}

.page-card {
    position: relative;
    width: min(var(--max-card-width), 100%);
    height: min(720px, calc(100dvh - 26px));
    min-height: 0;
    padding: clamp(22px, 4.2vw, 46px);
    display: grid;
    grid-template-rows: auto 1fr auto;
    gap: clamp(18px, 3.2vw, 30px);
    border-radius: var(--radius-xl);
    border: 1px solid var(--card-border);
    background:
            linear-gradient(145deg, rgba(255,255,255,0.08), rgba(255,255,255,0.03)),
            radial-gradient(circle at 86% 8%, rgba(217, 70, 239, 0.22), transparent 34%),
            radial-gradient(circle at 8% 94%, rgba(56, 189, 248, 0.14), transparent 34%),
            var(--card-bg);
    box-shadow: var(--shadow), inset 0 1px 0 rgba(255,255,255,0.20);
    backdrop-filter: blur(18px) saturate(150%);
    -webkit-backdrop-filter: blur(18px) saturate(150%);
    overflow: hidden;
    transform-style: preserve-3d;
    transition: transform 180ms ease;
}

.page-card::before {
    content: "";
    position: absolute;
    inset: 0;
    border-radius: inherit;
    padding: 1px;
    background: linear-gradient(135deg, rgba(255,255,255,0.72), rgba(216,180,254,0.18), rgba(125,211,252,0.42));
    mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
    mask-composite: exclude;
    -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
    -webkit-mask-composite: xor;
    pointer-events: none;
}

.page-card::after {
    content: "";
    position: absolute;
    width: 320px;
    height: 320px;
    top: -140px;
    right: -150px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(255,255,255,0.12), transparent 68%);
    filter: blur(10px);
    pointer-events: none;
}

.brand {
    display: flex;
    align-items: center;
    gap: clamp(14px, 3vw, 24px);
    z-index: 1;
}

.logo-wrap {
    position: relative;
    width: clamp(80px, 15vw, 120px);
    height: clamp(80px, 15vw, 120px);
    flex: 0 0 auto;
    display: grid;
    place-items: center;
    cursor: pointer;
}

.logo-orbit {
    position: absolute;
    inset: 4px;
    border-radius: 50%;
    border: 1px solid rgba(255, 231, 173, 0.28);
    animation: orbitSpin 12s linear infinite;
    box-shadow: 0 0 18px rgba(246, 193, 255, 0.16);
}

.logo-orbit::before,
.logo-orbit::after {
    content: "";
    position: absolute;
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: #fff0a3;
    box-shadow: 0 0 12px rgba(255, 240, 163, 0.95);
}

.logo-orbit::before {
    top: 8px;
    left: 18px;
}

.logo-orbit::after {
    right: 8px;
    bottom: 24px;
    background: #f6c1ff;
    box-shadow: 0 0 12px rgba(246, 193, 255, 0.95);
}

.logo-pulse {
    position: absolute;
    inset: 16px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(246, 193, 255, 0.28), transparent 64%);
    animation: logoPulse 2.8s ease-in-out infinite;
}

.brand-logo {
    position: relative;
    z-index: 2;
    width: clamp(58px, 11vw, 86px);
    height: clamp(58px, 11vw, 86px);
    border-radius: 50%;
    object-fit: cover;
    background: rgba(255,255,255,0.08);
    box-shadow:
            0 14px 28px rgba(0,0,0,0.32),
            0 0 0 6px rgba(255,255,255,0.07),
            0 0 28px rgba(246, 193, 255, 0.16);
    animation: logoFloat 4.8s ease-in-out infinite;
}

.brand-title {
    margin: 0;
    font-size: clamp(2rem, 6vw, 3.3rem);
    line-height: 1;
    letter-spacing: -0.05em;
    font-weight: 800;
}

.brand-subtitle {
    margin: 8px 0 0;
    font-size: clamp(1rem, 2.8vw, 1.4rem);
    line-height: 1.35;
    color: var(--text-soft);
}

.content {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    gap: clamp(16px, 3vw, 28px);
    z-index: 1;
    min-height: 0;
}

.badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    min-height: 48px;
    padding: 0 20px;
    border-radius: var(--radius-pill);
    border: 1px solid rgba(255,255,255,0.16);
    background:
            linear-gradient(135deg, rgba(168, 85, 247, 0.34), rgba(37, 99, 235, 0.24)),
            rgba(255,255,255,0.05);
    box-shadow: inset 0 1px 0 rgba(255,255,255,0.16), 0 12px 28px rgba(0,0,0,0.22);
    font-size: clamp(1rem, 2.8vw, 1.2rem);
    font-weight: 700;
}

.badge-icon {
    color: var(--accent);
    text-shadow: 0 0 16px rgba(246, 193, 255, 0.8);
    animation: twinkle 2.4s ease-in-out infinite;
}

.phrase {
    margin: 0;
    max-width: 10.8ch;
    font-family: Georgia, "Times New Roman", serif;
    font-weight: 700;
    font-size: clamp(3.6rem, 12.4vw, 6.6rem);
    line-height: 0.9;
    letter-spacing: -0.07em;
    text-wrap: balance;
    color: var(--phrase);
    text-shadow:
            0 2px 0 rgba(255,255,255,0.14),
            0 18px 48px rgba(0,0,0,0.36);
}

.glow-divider {
    position: relative;
    width: min(280px, 70%);
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255,247,232,0.48), transparent);
}

.glow-divider::after {
    content: "";
    position: absolute;
    left: 50%;
    top: 50%;
    width: 12px;
    height: 12px;
    border-radius: 3px;
    transform: translate(-50%, -50%) rotate(45deg);
    background: var(--phrase);
    box-shadow:
            0 0 18px rgba(255,247,232,0.92),
            0 0 34px rgba(251,113,133,0.42);
}

.date-pill {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    min-height: 56px;
    padding: 0 22px;
    border-radius: var(--radius-pill);
    background: rgba(12, 26, 58, 0.52);
    border: 1px solid rgba(125,211,252,0.22);
    box-shadow: inset 0 1px 0 rgba(255,255,255,0.12), 0 14px 32px rgba(0,0,0,0.18);
    font-size: clamp(1rem, 3vw, 1.3rem);
    color: var(--text);
}

.date-pill svg {
    width: 22px;
    height: 22px;
    flex: 0 0 auto;
    color: var(--accent-warm);
}

.footer {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 18px;
    color: var(--muted);
    font-size: clamp(0.94rem, 2.4vw, 1.08rem);
    z-index: 1;
}

.footer::before {
    content: "✦";
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent);
    opacity: 0.82;
    text-shadow: 0 0 16px rgba(246,193,255,0.7);
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.18), transparent) center / 100% 1px no-repeat;
}

.footer-line {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    text-align: center;
    flex-wrap: wrap;
}

.footer-dot {
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: radial-gradient(circle, #f6c1ff 0 30%, rgba(246,193,255,0.18) 54%, transparent 74%);
    box-shadow: 0 0 16px rgba(246,193,255,0.55);
    flex: 0 0 auto;
}

.easter-egg {
    position: absolute;
    right: clamp(14px, 3vw, 28px);
    bottom: clamp(10px, 2.8vw, 22px);
    width: clamp(84px, 10vw, 108px);
    color: rgba(246, 193, 255, 0.62);
    opacity: 0.85;
    pointer-events: none;
    filter: drop-shadow(0 0 10px rgba(246,193,255,0.18));
    transform-origin: top center;
    animation: hangFloat 6.5s ease-in-out infinite;
    z-index: 1;
}

.easter-egg svg {
    width: 100%;
    height: auto;
    display: block;
}

.easter-egg path,
.easter-egg line,
.easter-egg circle {
    vector-effect: non-scaling-stroke;
}

@media (max-width: 620px) {
    :root {
        --radius-xl: 26px;
    }

    .scene {
        padding: 14px;
    }

    .page-card {
        width: 100%;
        height: calc(100dvh - 28px);
        padding: 20px;
        gap: 18px;
    }

    .brand {
        gap: 14px;
    }

    .logo-wrap {
        width: 76px;
        height: 76px;
    }

    .brand-logo {
        width: 56px;
        height: 56px;
    }

    .brand-title {
        font-size: clamp(1.9rem, 10vw, 2.5rem);
    }

    .brand-subtitle {
        font-size: 0.98rem;
    }

    .content {
        gap: 16px;
    }

    .badge {
        min-height: 44px;
        padding: 0 16px;
    }

    .phrase {
        max-width: 10.2ch;
        font-size: clamp(3rem, 14.8vw, 4.7rem);
    }

    .date-pill {
        width: 100%;
        min-height: 52px;
        padding: 0 16px;
        font-size: clamp(0.96rem, 4vw, 1.08rem);
    }

    .easter-egg {
        width: 78px;
        right: 10px;
        bottom: 10px;
        opacity: 0.72;
    }
}

@media (max-width: 390px) {
    .page-card {
        padding: 18px;
    }

    .phrase {
        font-size: clamp(2.7rem, 14vw, 4.1rem);
    }

    .date-pill svg {
        display: none;
    }

    .easter-egg {
        width: 68px;
        opacity: 0.55;
    }
}

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.001ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.001ms !important;
    }
}

@keyframes starDrift {
    from { transform: translate3d(0, 0, 0); }
    to { transform: translate3d(90px, -120px, 0); }
}

@keyframes auroraShift {
    from {
        transform: scale(1.15) rotate(-10deg) translate3d(-2%, -1%, 0);
        opacity: 0.72;
    }
    to {
        transform: scale(1.22) rotate(-3deg) translate3d(3%, 2%, 0);
        opacity: 0.95;
    }
}

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

@keyframes logoPulse {
    0%, 100% {
        transform: scale(0.84);
        opacity: 0.35;
    }
    50% {
        transform: scale(1.18);
        opacity: 0.78;
    }
}

@keyframes logoFloat {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-5px); }
}

@keyframes twinkle {
    0%, 100% { opacity: 0.72; transform: scale(1) rotate(0deg); }
    50% { opacity: 1; transform: scale(1.14) rotate(8deg); }
}

@keyframes hangFloat {
    0%, 100% { transform: translateY(0) rotate(-1.2deg); }
    50% { transform: translateY(-5px) rotate(1.2deg); }
}

.easter-mode .scene::after {
    opacity: 1;
    filter: blur(22px) saturate(140%);
}