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

:root {
    --primary-color: #6366f1;
    --secondary-color: #8b5cf6;
    --text-color: #1f2937;
    --light-text: #6b7280;
    --bg-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --card-bg: rgba(255, 255, 255, 0.95);
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: var(--bg-gradient);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-color);
    overflow-x: hidden;
}

/* Loader */
#loader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--bg-gradient);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
}

.spinner {
    width: 50px;
    height: 50px;
    border: 4px solid rgba(255, 255, 255, 0.3);
    border-top-color: white;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Main Content */
.container {
    width: 100%;
    max-width: 900px;
    padding: 20px;
}

.content-wrapper {
    background: var(--card-bg);
    border-radius: 20px;
    padding: 60px 40px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    text-align: center;
    animation: fadeInUp 0.8s ease;
}

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

.brand-name {
    font-size: 3.5rem;
    font-weight: 700;
    background: var(--bg-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 20px;
}

.tagline {
    font-size: 1.8rem;
    color: var(--text-color);
    margin-bottom: 15px;
    font-weight: 600;
}

.description {
    font-size: 1.1rem;
    color: var(--light-text);
    margin-bottom: 40px;
    line-height: 1.6;
}

/* Countdown Timer */
#countdown {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-bottom: 50px;
    flex-wrap: wrap;
}

.countdown-item {
    background: var(--bg-gradient);
    color: white;
    padding: 25px 30px;
    border-radius: 15px;
    min-width: 100px;
    box-shadow: 0 10px 30px rgba(102, 126, 234, 0.4);
}

.countdown-item span {
    display: block;
    font-size: 2.5rem;
    font-weight: 700;
}

.countdown-item label {
    display: block;
    font-size: 0.9rem;
    margin-top: 5px;
    opacity: 0.9;
}

/* Subscription Form */
.subscription-form {
    margin-bottom: 40px;
}

.subscription-form h3 {
    font-size: 1.3rem;
    margin-bottom: 20px;
    color: var(--text-color);
}

#subscribeForm {
    display: flex;
    gap: 10px;
    max-width: 500px;
    margin: 0 auto 15px;
    flex-wrap: wrap;
    justify-content: center;
}

#subscribeForm input[type="email"] {
    flex: 1;
    min-width: 250px;
    padding: 15px 20px;
    border: 2px solid #e5e7eb;
    border-radius: 10px;
    font-size: 1rem;
    transition: all 0.3s;
}

#subscribeForm input[type="email"]:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

#subscribeForm button {
    padding: 15px 35px;
    background: var(--bg-gradient);
    color: white;
    border: none;
    border-radius: 10px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s;
}

#subscribeForm button:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(102, 126, 234, 0.4);
}

#subscribeForm button:active {
    transform: translateY(0);
}

#message {
    margin-top: 15px;
    padding: 12px;
    border-radius: 8px;
    font-size: 0.95rem;
    display: none;
}

#message.success {
    background: #d1fae5;
    color: #065f46;
    border: 1px solid #6ee7b7;
}

#message.error {
    background: #fee2e2;
    color: #991b1b;
    border: 1px solid #fca5a5;
}

/* Social Links */
.social-links {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-top: 30px;
}

.social-links a {
    width: 45px;
    height: 45px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-gradient);
    color: white;
    border-radius: 50%;
    transition: transform 0.3s, box-shadow 0.3s;
}

.social-links a:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(102, 126, 234, 0.4);
}

/* Responsive Design */
@media (max-width: 768px) {
    .content-wrapper {
        padding: 40px 25px;
    }

    .brand-name {
        font-size: 2.5rem;
    }

    .tagline {
        font-size: 1.4rem;
    }

    .description {
        font-size: 1rem;
    }

    .countdown-item {
        padding: 20px 25px;
        min-width: 80px;
    }

    .countdown-item span {
        font-size: 2rem;
    }

    #subscribeForm {
        flex-direction: column;
    }

    #subscribeForm input[type="email"],
    #subscribeForm button {
        width: 100%;
    }
}

@media (max-width: 480px) {
    .brand-name {
        font-size: 2rem;
    }

    .tagline {
        font-size: 1.2rem;
    }

    #countdown {
        gap: 10px;
    }

    .countdown-item {
        padding: 15px 20px;
        min-width: 70px;
    }

    .countdown-item span {
        font-size: 1.5rem;
    }

    .countdown-item label {
        font-size: 0.8rem;
    }
}