:root {
    --clr-charcoal: #121212;
    --clr-charcoal-light: #1A1A1A;
    --clr-gold: #D4AF37;
    --clr-gold-glow: rgba(212, 175, 55, 0.3);
    --clr-white: #FFFFFF;
    --clr-gray: #888888;
    --clr-border: rgba(255, 255, 255, 0.08);
}

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

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

/* Institutional Background */
body::before {
    content: "";
    position: absolute;
    top: 50%;
    left: 50%;
    width: 200%;
    height: 200%;
    transform: translate(-50%, -50%);
    background: radial-gradient(circle at center, #1A1A1A 0%, var(--clr-charcoal) 70%);
    z-index: -2;
}

body::after {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('https://www.transparenttextures.com/patterns/carbon-fibre.png');
    opacity: 0.03;
    z-index: -1;
}

.container {
    max-width: 800px;
    width: 90%;
    text-align: center;
    z-index: 10;
}

/* Typography */
h1, h2, .font-serif {
    font-family: 'Cinzel', serif;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.logo-container {
    margin-bottom: 30px;
    opacity: 0;
    transform: translateY(-20px);
    animation: fadeInDown 1s forwards ease-out;
}

.logo {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    font-size: 1.5rem;
    font-weight: 700;
}

.logo svg {
    filter: drop-shadow(0 0 8px var(--clr-gold-glow));
}

.text-gold { color: var(--clr-gold); }

.hero-title {
    font-size: clamp(2rem, 5vw, 3.5rem);
    margin-bottom: 24px;
    line-height: 1.2;
    opacity: 0;
    animation: fadeIn 1s 0.3s forwards ease-out;
}

.hero-subtitle {
    font-size: 1.1rem;
    color: var(--clr-gray);
    margin-bottom: 60px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    opacity: 0;
    animation: fadeIn 1s 0.5s forwards ease-out;
}

/* Countdown */
.countdown {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-bottom: 60px;
    opacity: 0;
    animation: fadeIn 1s 0.7s forwards ease-out;
}

.countdown-item {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--clr-border);
    backdrop-filter: blur(10px);
    padding: 24px;
    min-width: 100px;
    border-radius: 4px;
    transition: all 0.4s ease;
}

.countdown-item:hover {
    border-color: var(--clr-gold);
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);
}

.countdown-number {
    display: block;
    font-family: 'Cinzel', serif;
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--clr-gold);
}

.countdown-label {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    color: var(--clr-gray);
    margin-top: 8px;
}

/* Signup Form */
.signup-form {
    display: flex;
    max-width: 500px;
    margin: 0 auto;
    gap: 12px;
    opacity: 0;
    animation: fadeIn 1s 0.9s forwards ease-out;
}

.input-field {
    flex: 1;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--clr-border);
    padding: 16px 24px;
    color: white;
    font-family: inherit;
    font-size: 0.9rem;
    border-radius: 2px;
    transition: all 0.3s;
}

.input-field:focus {
    outline: none;
    border-color: var(--clr-gold);
    background: rgba(255, 255, 255, 0.05);
}

.btn-notify {
    background: var(--clr-gold);
    color: var(--clr-charcoal);
    border: none;
    padding: 16px 32px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-size: 0.8rem;
    border-radius: 2px;
    cursor: pointer;
    transition: all 0.3s;
}

.btn-notify:hover {
    background-color: var(--clr-white);
    transform: scale(1.02);
}

/* Footer Section */
.footer-note {
    position: absolute;
    bottom: 40px;
    width: 100%;
    left: 0;
    font-size: 0.8rem;
    color: var(--clr-gray);
    text-transform: uppercase;
    letter-spacing: 0.3em;
    opacity: 0;
    animation: fadeIn 1s 1.1s forwards ease-out;
}

/* Animations */
@keyframes fadeIn {
    to { opacity: 1; }
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Responsive */
@media (max-width: 600px) {
    .countdown {
        gap: 10px;
    }
    .countdown-item {
        padding: 16px;
        min-width: 70px;
    }
    .countdown-number {
        font-size: 1.5rem;
    }
    .signup-form {
        flex-direction: column;
    }
}