/* ===== CSS Variables ===== */
:root {
    --primary-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 50%, #f093fb 100%);
    --bg-dark: #0a0a0f;
    --bg-card: rgba(255, 255, 255, 0.03);
    --text-primary: #ffffff;
    --text-secondary: rgba(255, 255, 255, 0.6);
    --text-muted: rgba(255, 255, 255, 0.4);
    --border-color: rgba(255, 255, 255, 0.08);
    --accent-purple: #a855f7;
    --accent-blue: #6366f1;
    --accent-pink: #ec4899;
}

/* ===== Reset & Base ===== */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg-dark);
    color: var(--text-primary);
    min-height: 100vh;
    overflow-x: hidden;
    line-height: 1.6;
}

/* ===== Background Animation ===== */
.background-animation {
    position: fixed;
    inset: 0;
    z-index: 0;
    overflow: hidden;
}

.gradient-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.5;
    animation: float 20s infinite ease-in-out;
}

.orb-1 {
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, var(--accent-purple) 0%, transparent 70%);
    top: -200px;
    left: -100px;
    animation-delay: 0s;
}

.orb-2 {
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, var(--accent-blue) 0%, transparent 70%);
    bottom: -150px;
    right: -100px;
    animation-delay: -7s;
}

.orb-3 {
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, var(--accent-pink) 0%, transparent 70%);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation-delay: -14s;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0) scale(1);
    }
    25% {
        transform: translateY(-30px) scale(1.05);
    }
    50% {
        transform: translateY(20px) scale(0.95);
    }
    75% {
        transform: translateY(-15px) scale(1.02);
    }
}

/* ===== Noise Overlay ===== */
.noise-overlay {
    position: fixed;
    inset: 0;
    z-index: 1;
    pointer-events: none;
    opacity: 0.03;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
}

/* ===== Main Container ===== */
.container {
    position: relative;
    z-index: 2;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: 2rem;
}

.content {
    text-align: center;
    max-width: 600px;
    animation: fadeInUp 1s ease-out;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ===== Logo ===== */
.logo {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 3rem;
    padding: 0.75rem 1.5rem;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 100px;
    backdrop-filter: blur(10px);
}

.logo-icon {
    font-size: 1.25rem;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.logo-text {
    font-size: 0.9rem;
    font-weight: 600;
    letter-spacing: 0.5px;
}

/* ===== Title ===== */
.title {
    margin-bottom: 1.5rem;
}

.title-small {
    display: block;
    font-size: 1rem;
    font-weight: 400;
    color: var(--text-secondary);
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-bottom: 0.5rem;
}

.title-large {
    display: block;
    font-size: clamp(2.5rem, 8vw, 4.5rem);
    font-weight: 700;
    line-height: 1.1;
    letter-spacing: -1px;
}

.gradient-text {
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ===== Description ===== */
.description {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 2.5rem;
    max-width: 450px;
    margin-left: auto;
    margin-right: auto;
}

/* ===== Notify Form ===== */
.notify-form {
    margin-bottom: 3rem;
}

.input-wrapper {
    display: flex;
    gap: 0;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 100px;
    padding: 6px;
    backdrop-filter: blur(10px);
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.input-wrapper:focus-within {
    border-color: var(--accent-purple);
    box-shadow: 0 0 0 4px rgba(168, 85, 247, 0.1);
}

.input-wrapper input {
    flex: 1;
    background: transparent;
    border: none;
    outline: none;
    padding: 1rem 1.5rem;
    font-size: 1rem;
    color: var(--text-primary);
    font-family: inherit;
}

.input-wrapper input::placeholder {
    color: var(--text-muted);
}

.submit-btn {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    background: var(--primary-gradient);
    border: none;
    border-radius: 100px;
    color: white;
    font-size: 0.95rem;
    font-weight: 600;
    font-family: inherit;
    cursor: pointer;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.submit-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(168, 85, 247, 0.3);
}

.submit-btn:active {
    transform: translateY(0);
}

.btn-icon {
    font-size: 1.1rem;
    transition: transform 0.2s ease;
}

.submit-btn:hover .btn-icon {
    transform: translateX(3px);
}

.form-message {
    margin-top: 1rem;
    font-size: 0.9rem;
    color: var(--accent-purple);
    min-height: 1.4rem;
}

/* ===== Social Links ===== */
.social-links {
    display: flex;
    justify-content: center;
    gap: 1rem;
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 50%;
    color: var(--text-secondary);
    text-decoration: none;
    transition: all 0.3s ease;
}

.social-link:hover {
    border-color: var(--accent-purple);
    color: var(--text-primary);
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
}

/* ===== Footer ===== */
.footer {
    position: absolute;
    bottom: 2rem;
    text-align: center;
}

.footer p {
    font-size: 0.85rem;
    color: var(--text-muted);
}

/* ===== Responsive ===== */
@media (max-width: 640px) {
    .container {
        padding: 1.5rem;
    }
    
    .input-wrapper {
        flex-direction: column;
        border-radius: 20px;
        padding: 8px;
    }
    
    .input-wrapper input {
        padding: 1rem;
        text-align: center;
    }
    
    .submit-btn {
        width: 100%;
        justify-content: center;
        padding: 1rem;
    }
    
    .description {
        font-size: 1rem;
    }
    
    .logo {
        padding: 0.5rem 1rem;
    }
    
    .orb-1, .orb-2, .orb-3 {
        transform: scale(0.6);
    }
}