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

:root {
    /* Dark Mode Color Palette */
    --bg-primary: #0a0e27;
    --bg-secondary: #131829;
    --bg-tertiary: #1a1f3a;
    
    /* Accent Colors */
    --accent-primary: #00d4ff;
    --accent-secondary: #0099ff;
    --accent-gradient: linear-gradient(135deg, #00d4ff 0%, #0099ff 100%);
    
    /* Text Colors */
    --text-primary: #ffffff;
    --text-secondary: #b8c5d6;
    --text-muted: #7a8ba0;
    
    /* UI Elements */
    --border-color: rgba(0, 212, 255, 0.2);
    --shadow-glow: 0 0 30px rgba(0, 212, 255, 0.3);
    --shadow-soft: 0 10px 40px rgba(0, 0, 0, 0.5);
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 3rem;
    --spacing-xl: 4rem;
}

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

/* ==================== Background Animation ==================== */
.background-animation {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    overflow: hidden;
    pointer-events: none;
}

.circle {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.15;
    animation: float 20s infinite ease-in-out;
    transition: transform 0.3s ease-out;
}

.circle-1 {
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, var(--accent-primary), transparent);
    top: -250px;
    right: -250px;
    animation-delay: 0s;
}

.circle-2 {
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, var(--accent-secondary), transparent);
    bottom: -200px;
    left: -200px;
    animation-delay: 5s;
}

.circle-3 {
    width: 350px;
    height: 350px;
    background: radial-gradient(circle, #0066cc, transparent);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation-delay: 10s;
}

@keyframes float {
    0%, 100% {
        transform: translate(0, 0) scale(1);
    }
    33% {
        transform: translate(50px, -50px) scale(1.1);
    }
    66% {
        transform: translate(-30px, 30px) scale(0.9);
    }
}

.grid-pattern {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(rgba(0, 212, 255, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 212, 255, 0.03) 1px, transparent 1px);
    background-size: 50px 50px;
    animation: gridMove 20s linear infinite;
}

@keyframes gridMove {
    0% {
        transform: translate(0, 0);
    }
    100% {
        transform: translate(50px, 50px);
    }
}

/* ==================== Container & Layout ==================== */
.container {
    position: relative;
    z-index: 1;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    padding: var(--spacing-md);
}

/* ==================== Header ==================== */
.header {
    text-align: center;
    padding: var(--spacing-md) 0;
}

.logo {
    display: inline-block;
    animation: fadeInDown 1s ease-out;
}

.logo-text {
    font-size: 3.5rem;
    font-weight: 900;
    letter-spacing: 0.3rem;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.5rem;
    text-shadow: var(--shadow-glow);
}

.logo-subtitle {
    font-size: 0.9rem;
    letter-spacing: 0.4rem;
    color: var(--text-secondary);
    font-weight: 300;
}

/* ==================== Main Content ==================== */
.main-content {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-lg) 0;
}

.content-wrapper {
    max-width: 900px;
    width: 100%;
    text-align: center;
    animation: fadeInUp 1s ease-out 0.3s both;
}

.main-title {
    font-size: 4rem;
    font-weight: 900;
    margin-bottom: var(--spacing-sm);
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.8;
    }
}

.main-subtitle {
    font-size: 1.5rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
    font-weight: 300;
}

.description {
    font-size: 1.1rem;
    color: var(--text-muted);
    line-height: 1.8;
    margin-bottom: var(--spacing-xl);
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

/* ==================== Countdown Timer ==================== */
.countdown {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
    flex-wrap: wrap;
}

.countdown-item {
    background: rgba(255, 255, 255, 0.03);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: var(--spacing-md) var(--spacing-lg);
    min-width: 120px;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.countdown-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: var(--accent-gradient);
    opacity: 0;
    transition: all 0.5s ease;
}

.countdown-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-glow);
    border-color: var(--accent-primary);
}

.countdown-item:hover::before {
    left: 0;
    opacity: 0.1;
}

.countdown-value {
    display: block;
    font-size: 3rem;
    font-weight: 900;
    color: var(--accent-primary);
    line-height: 1;
    margin-bottom: var(--spacing-xs);
    position: relative;
    z-index: 1;
}

.countdown-label {
    display: block;
    font-size: 0.9rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.1rem;
    position: relative;
    z-index: 1;
}

/* ==================== Notification Section ==================== */
.notify-section {
    margin-bottom: var(--spacing-xl);
}

.notify-title {
    font-size: 1.3rem;
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
    font-weight: 600;
}

.notify-form {
    display: flex;
    gap: var(--spacing-sm);
    max-width: 600px;
    margin: 0 auto var(--spacing-sm);
    flex-wrap: wrap;
    justify-content: center;
}

.email-input {
    flex: 1;
    min-width: 250px;
    padding: 1rem 1.5rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    border-radius: 50px;
    color: var(--text-primary);
    font-size: 1rem;
    font-family: 'Cairo', sans-serif;
    transition: all 0.3s ease;
    outline: none;
}

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

.email-input:focus {
    background: rgba(255, 255, 255, 0.08);
    border-color: var(--accent-primary);
    box-shadow: 0 0 20px rgba(0, 212, 255, 0.2);
}

.submit-btn {
    padding: 1rem 2.5rem;
    background: var(--accent-gradient);
    border: none;
    border-radius: 50px;
    color: var(--text-primary);
    font-size: 1rem;
    font-weight: 600;
    font-family: 'Cairo', sans-serif;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.3s ease;
    box-shadow: 0 5px 20px rgba(0, 212, 255, 0.3);
}

.submit-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(0, 212, 255, 0.5);
}

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

.arrow-icon {
    transition: transform 0.3s ease;
}

.submit-btn:hover .arrow-icon {
    transform: translateX(-5px);
}

.success-message {
    display: none;
    color: #00ff88;
    font-size: 0.95rem;
    margin-top: var(--spacing-sm);
    animation: fadeIn 0.5s ease;
}

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

/* ==================== Social Links ==================== */
.social-links {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    margin-top: var(--spacing-xl);
}

.social-link {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    border-radius: 50%;
    color: var(--text-secondary);
    transition: all 0.3s ease;
    text-decoration: none;
}

.social-link:hover {
    background: var(--accent-gradient);
    border-color: var(--accent-primary);
    color: var(--text-primary);
    transform: translateY(-5px) rotate(5deg);
    box-shadow: var(--shadow-glow);
}

/* ==================== Footer ==================== */
.footer {
    text-align: center;
    padding: var(--spacing-md) 0;
    color: var(--text-muted);
    font-size: 0.9rem;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

/* ==================== Animations ==================== */
@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

/* ==================== Responsive Design ==================== */
@media (max-width: 768px) {
    .logo-text {
        font-size: 2.5rem;
        letter-spacing: 0.2rem;
    }
    
    .logo-subtitle {
        font-size: 0.7rem;
        letter-spacing: 0.3rem;
    }
    
    .main-title {
        font-size: 2.5rem;
    }
    
    .main-subtitle {
        font-size: 1.2rem;
    }
    
    .description {
        font-size: 1rem;
    }
    
    .countdown {
        gap: var(--spacing-sm);
    }
    
    .countdown-item {
        min-width: 90px;
        padding: var(--spacing-sm) var(--spacing-md);
    }
    
    .countdown-value {
        font-size: 2rem;
    }
    
    .countdown-label {
        font-size: 0.8rem;
    }
    
    .notify-form {
        flex-direction: column;
        align-items: stretch;
    }
    
    .email-input {
        min-width: 100%;
    }
    
    .submit-btn {
        justify-content: center;
    }
    
    .social-links {
        gap: var(--spacing-sm);
    }
    
    .social-link {
        width: 45px;
        height: 45px;
    }
    
    .circle-1,
    .circle-2,
    .circle-3 {
        filter: blur(60px);
    }
}

@media (max-width: 480px) {
    .container {
        padding: var(--spacing-sm);
    }
    
    .logo-text {
        font-size: 2rem;
    }
    
    .main-title {
        font-size: 2rem;
    }
    
    .countdown-value {
        font-size: 1.5rem;
    }
}