/* Design System & Variables */
:root {
    /* Page Background */
    --color-bg-page: oklch(98.5% 0.004 305);
    
    /* Surface / Card */
    --color-bg-surface: oklch(100% 0 0);
    --color-bg-subtle: oklch(95.5% 0.006 305);
    
    /* Text */
    --color-text-primary: oklch(23% 0.02 305);
    --color-text-secondary: oklch(45% 0.015 305);
    --color-text-disabled: oklch(70% 0.01 305);
    
    /* Borders */
    --color-border-subtle: oklch(90% 0.008 305);
    --color-border-strong: oklch(85% 0.01 305);
    
    /* Primary (Pink/Magenta) */
    --color-primary: oklch(51% 0.23 328);
    --color-primary-hover: oklch(47% 0.23 328);
    --color-primary-active: oklch(42% 0.22 328);
    --color-primary-soft: oklch(92% 0.05 328);
    --color-on-primary: oklch(100% 0 0);
    
    /* Secondary (Sand) */
    --color-secondary: oklch(82% 0.05 75);
    --color-secondary-hover: oklch(77% 0.05 75);
    --color-secondary-soft: oklch(94% 0.02 75);
    --color-on-secondary: oklch(28% 0.03 75);

    /* Second Secondary/Accent (Greenish) */
    --color-accent: oklch(67% 0.08 165);

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-s: 1rem;
    --spacing-m: 2rem;
    --spacing-l: 4rem;
    
    /* Border Radius */
    --radius-m: 12px;
    --radius-l: 24px;
}

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

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

/* creative Background Animation */
.background-animation {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    background: radial-gradient(circle at 15% 50%, var(--color-primary-soft), transparent 25%),
                radial-gradient(circle at 85% 30%, var(--color-secondary-soft), transparent 25%);
    filter: blur(80px);
    opacity: 0.8;
    animation: bgShift 15s ease-in-out infinite alternate;
}

@keyframes bgShift {
    0% {
        transform: scale(1);
    }
    100% {
        transform: scale(1.1);
    }
}

/* Glassmorphism Card */
.container {
    width: 100%;
    max-width: 600px;
    padding: var(--spacing-s);
    z-index: 10;
}

.card {
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--color-border-subtle);
    border-radius: var(--radius-l);
    padding: var(--spacing-l) var(--spacing-m);
    text-align: center;
    box-shadow: 0 10px 40px -10px rgba(0, 0, 0, 0.05);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-m);
    transform: translateY(20px);
    opacity: 0;
    animation: slideUpFade 0.8s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

/* Typography & Elements */
.brand {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-primary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--spacing-xs);
}

.headline {
    font-size: 2.5rem;
    font-weight: 700;
    line-height: 1.1;
    background: linear-gradient(135deg, var(--color-text-primary) 0%, var(--color-text-secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: var(--spacing-xs);
}

.subline {
    font-size: 1.125rem;
    color: var(--color-text-secondary);
    line-height: 1.6;
    max-width: 80%;
}

.status-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: var(--color-bg-subtle);
    border: 1px solid var(--color-border-subtle);
    border-radius: 999px;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-text-secondary);
    margin-top: var(--spacing-s);
}

.pulse {
    width: 8px;
    height: 8px;
    background-color: var(--color-primary);
    border-radius: 50%;
    box-shadow: 0 0 0 rgba(0, 0, 0, 0);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% {
        box-shadow: 0 0 0 0 var(--color-primary-soft);
    }
    70% {
        box-shadow: 0 0 0 10px rgba(0, 0, 0, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(0, 0, 0, 0);
    }
}

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

.footer {
    margin-top: var(--spacing-m);
    font-size: 0.875rem;
    color: var(--color-text-disabled);
    text-align: center;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .headline {
        font-size: 2rem;
    }
    .card {
        padding: var(--spacing-m);
        margin: var(--spacing-s);
    }
}