/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --bg-primary: #1e293b;
    --bg-secondary: #2d3748;
    --text-primary: #ffffff;
    --text-secondary: #cbd5e1;
    --countdown-bg: #334155;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.hero-content {
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
}

/* Logo */
.logo-placeholder {
    margin-bottom: 2rem;
}

.logo-img {
    width: 180px;
    height: 180px;
    object-fit: contain;
    display: block;
    margin: 0 auto;
}

/* Hero Title */
.hero-title {
    font-size: clamp(1.75rem, 4.2vw, 3.15rem);
    font-weight: 700;
    margin-bottom: 2rem;
    letter-spacing: -0.02em;
    color: var(--text-primary);
    line-height: 1.2;
}

/* Subheader */
.hero-subtitle {
    font-size: clamp(1rem, 2vw, 1.25rem);
    color: var(--text-secondary);
    margin-bottom: 4rem;
    font-weight: 400;
    line-height: 1.5;
}

/* Countdown Timer */
.countdown {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 6rem;
}

.countdown-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.75rem;
}

.countdown-value {
    background: var(--countdown-bg);
    min-width: 84px;
    padding: 1.4rem 1.05rem;
    border-radius: 12px;
    font-size: 2.45rem;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1;
    font-variant-numeric: tabular-nums;
}

.countdown-label {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-secondary);
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

/* Copyright */
.copyright {
    position: absolute;
    bottom: 3rem;
    left: 50%;
    transform: translateX(-50%);
    width: 100%;
}

.copyright p {
    color: var(--text-secondary);
    font-size: clamp(1rem, 2vw, 1.25rem);
    opacity: 0.7;
}

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: 0 1.5rem;
    }

    .logo-img {
        width: 120px;
        height: 120px;
    }

    .logo-placeholder {
        margin-bottom: 1rem;
    }

    .hero-title {
        margin-bottom: 1.5rem;
    }

    .hero-subtitle {
        margin-bottom: 3rem;
    }

    .countdown {
        gap: 1rem;
        margin-bottom: 4rem;
    }

    .countdown-value {
        min-width: 70px;
        padding: 1.25rem 0.75rem;
        font-size: 2.25rem;
    }

    .countdown-label {
        font-size: 0.7rem;
    }

    .copyright {
        bottom: 2rem;
    }

    .copyright p {
        font-size: 0.75rem;
    }
}

@media (max-width: 480px) {
    .countdown-value {
        min-width: 60px;
        padding: 1rem 0.5rem;
        font-size: 2rem;
    }
}