:root {
    --bg: #fff1f2;
    --surface: #ffffff;
    --ink: #0c1e35;
    --muted: #9f1239;
    --accent: #e11d48;
    --accent-light: #ffe4e6;
    --accent-mid: #fb7185;
    --accent-dark: #be123c;
    --border: #fecdd3;
    --shadow-color: rgba(225,29,72,0.14);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

body {
    font-family: 'Plus Jakarta Sans', sans-serif;
    background: var(--bg);
    color: var(--ink);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    position: relative;
}

/* Subtle grid pattern */
body::before {
    content: '';
    position: fixed;
    inset: 0;
    background-image:
        linear-gradient(var(--border) 1px, transparent 1px),
        linear-gradient(90deg, var(--border) 1px, transparent 1px);
    background-size: 48px 48px;
    opacity: 0.45;
    pointer-events: none;
    z-index: 0;
}

/* Glowing blobs */
.blob {
    position: fixed;
    border-radius: 50%;
    pointer-events: none;
    z-index: 0;
}

.blob-1 {
    width: 600px; height: 600px;
    background: radial-gradient(circle at 40% 40%, #fecdd3 0%, transparent 65%);
    top: -180px; right: -150px;
    animation: drift1 14s ease-in-out infinite;
}

.blob-2 {
    width: 480px; height: 480px;
    background: radial-gradient(circle at 60% 60%, #ffe4e6 0%, transparent 65%);
    bottom: -120px; left: -120px;
    animation: drift2 18s ease-in-out infinite;
}

.blob-3 {
    width: 260px; height: 260px;
    background: radial-gradient(circle, #fff1f2 0%, transparent 70%);
    top: 30%; left: 8%;
    animation: drift3 11s ease-in-out infinite;
}

@keyframes drift1 { 0%,100%{transform:translate(0,0) scale(1)} 50%{transform:translate(-24px,28px) scale(1.06)} }
@keyframes drift2 { 0%,100%{transform:translate(0,0) scale(1)} 50%{transform:translate(20px,-22px) scale(1.04)} }
@keyframes drift3 { 0%,100%{transform:translate(0,0)} 50%{transform:translate(14px,18px)} }

/* Floating particles */
.particles { position: fixed; inset: 0; z-index: 0; pointer-events: none; }
.particle {
    position: absolute;
    border-radius: 50%;
    background: var(--accent);
    opacity: 0;
    animation: particleFloat linear infinite;
}

@keyframes particleFloat {
    0%   { transform: translateY(100vh) scale(0); opacity: 0; }
    10%  { opacity: 0.3; }
    90%  { opacity: 0.15; }
    100% { transform: translateY(-10vh) scale(1); opacity: 0; }
}

/* CARD */
.card {
    position: relative;
    z-index: 1;
    background: var(--surface);
    border: 1.5px solid var(--border);
    border-radius: 32px;
    padding: 60px 68px 52px;
    max-width: 540px;
    width: calc(100% - 40px);
    text-align: center;
    box-shadow:
        0 0 0 6px rgba(147,197,253,0.15),
        0 4px 6px var(--shadow-color),
        0 20px 60px var(--shadow-color);
    opacity: 0;
    transform: translateY(28px) scale(0.98);
    animation: cardReveal 0.75s cubic-bezier(0.22,1,0.36,1) 0.1s forwards;
}

@keyframes cardReveal {
    to { opacity: 1; transform: translateY(0) scale(1); }
}

/* Top pill badge */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: var(--accent-light);
    color: var(--accent-dark);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 1.4px;
    text-transform: uppercase;
    padding: 6px 14px;
    border-radius: 100px;
    border: 1px solid var(--border);
    margin-bottom: 28px;
    opacity: 0;
    animation: fadeUp 0.5s ease 0.5s forwards;
}

.badge-dot {
    width: 6px; height: 6px;
    border-radius: 50%;
    background: var(--accent);
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%,100% { transform: scale(1); opacity: 1; }
    50%      { transform: scale(1.5); opacity: 0.6; }
}

/* Big 404 */
.number-wrap {
    position: relative;
    display: inline-block;
    margin-bottom: 6px;
}

.number {
    font-size: clamp(100px, 20vw, 136px);
    font-weight: 800;
    line-height: 1;
    letter-spacing: -6px;
    background: linear-gradient(135deg, var(--ink) 0%, var(--accent) 80%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    opacity: 0;
    animation: numReveal 0.9s cubic-bezier(0.22,1,0.36,1) 0.4s forwards;
}

@keyframes numReveal {
    from { opacity: 0; transform: scale(0.75) translateY(12px); filter: blur(6px); }
    to   { opacity: 1; transform: scale(1) translateY(0);    filter: blur(0); }
}

/* Glow ring under the number */
.number-glow {
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80%;
    height: 40px;
    background: radial-gradient(ellipse, rgba(225,29,72,0.32), transparent 70%);
    filter: blur(12px);
    opacity: 0;
    animation: fadeUp 0.5s ease 0.9s forwards;
}

/* Decorative line */
.rule {
    display: flex;
    align-items: center;
    gap: 10px;
    margin: 18px auto 22px;
    width: 70%;
    opacity: 0;
    animation: fadeUp 0.5s ease 0.75s forwards;
}

.rule-line { flex: 1; height: 1px; background: var(--border); }
.rule-icon {
    width: 28px; height: 28px;
    border-radius: 50%;
    background: var(--accent-light);
    border: 1.5px solid var(--border);
    display: flex; align-items: center; justify-content: center;
    flex-shrink: 0;
}

h2 {
    font-size: 24px;
    font-weight: 700;
    letter-spacing: -0.4px;
    color: var(--ink);
    margin-bottom: 10px;
    opacity: 0;
    animation: fadeUp 0.5s ease 0.82s forwards;
}

p.desc {
    font-size: 14.5px;
    color: var(--muted);
    line-height: 1.65;
    max-width: 320px;
    margin: 0 auto 36px;
    opacity: 0;
    animation: fadeUp 0.5s ease 0.9s forwards;
}

@keyframes fadeUp {
    from { opacity: 0; transform: translateY(10px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* Buttons */
.actions {
    display: flex;
    gap: 10px;
    justify-content: center;
    flex-wrap: wrap;
    opacity: 0;
    animation: fadeUp 0.5s ease 1s forwards;
}

.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 13px 28px;
    background: linear-gradient(135deg, var(--accent), var(--accent-dark));
    color: #fff;
    text-decoration: none;
    border-radius: 100px;
    font-size: 14px;
    font-weight: 600;
    letter-spacing: 0.1px;
    box-shadow: 0 4px 18px rgba(225,29,72,0.35);
    transition: all 0.25s cubic-bezier(0.22,1,0.36,1);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 28px rgba(225,29,72,0.45);
    background: linear-gradient(135deg, #fb7185, var(--accent));
}

.btn-primary svg { transition: transform 0.25s ease; }
.btn-primary:hover svg { transform: translateX(3px); }

.btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 13px 22px;
    background: var(--accent-light);
    color: var(--accent-dark);
    text-decoration: none;
    border-radius: 100px;
    font-size: 14px;
    font-weight: 600;
    border: 1.5px solid var(--border);
    transition: all 0.25s cubic-bezier(0.22,1,0.36,1);
}

.btn-secondary:hover {
    background: #fecdd3;
    transform: translateY(-2px);
}

/* Countdown */
.countdown-wrap {
    margin-top: 32px;
    opacity: 0;
    animation: fadeUp 0.5s ease 1.1s forwards;
}

.countdown-label {
    font-size: 11.5px;
    color: var(--muted);
    margin-bottom: 10px;
    letter-spacing: 0.4px;
}

.progress-track {
    width: 100%;
    height: 3px;
    background: var(--accent-light);
    border-radius: 100px;
    overflow: hidden;
}

.progress-bar {
    height: 100%;
    background: linear-gradient(90deg, var(--accent-mid), var(--accent));
    border-radius: 100px;
    width: 100%;
    animation: shrink 5s linear forwards;
}

@keyframes shrink {
    from { width: 100%; }
    to   { width: 0%; }
}

/* Corner label */
.corner-tag {
    position: absolute;
    top: 22px;
    right: 26px;
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    color: var(--accent-mid);
    opacity: 0;
    animation: fadeUp 0.5s ease 1.25s forwards;
}