* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    background: linear-gradient(135deg, #0a2540 0%, #1a5276 100%);
    color: #fff;
    overflow-x: hidden;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    position: relative;
    padding: 20px;
}

.container {
    text-align: center;
    z-index: 15;
    max-width: 1200px;
    width: 100%;
    padding: 2rem;
    margin: 0 auto;
    position: relative;
}

.logo {
    margin-bottom: 2rem;
}

.logo h1 {
    font-size: clamp(2.5rem, 8vw, 6rem);
    font-weight: 700;
    letter-spacing: 3px;
    text-transform: uppercase;
    margin-bottom: 0.5rem;
    background: linear-gradient(to right, #a8e6cf, #4fc3a1, #2c8c6e);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    text-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
    line-height: 1.1;
}

.logo p {
    font-size: clamp(0.9rem, 2.5vw, 1.5rem);
    letter-spacing: clamp(4px, 2vw, 10px);
    opacity: 0.8;
    margin-top: 0.5rem;
}

.tagline {
    font-size: clamp(1.2rem, 3vw, 2.2rem);
    margin-bottom: 2rem;
    font-weight: 300;
    opacity: 0.9;
    line-height: 1.4;
}

.countdown {
    display: flex;
    justify-content: center;
    gap: clamp(1rem, 2vw, 2rem);
    margin: 2.5rem 0;
    flex-wrap: wrap;
}

.countdown-item {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: 15px;
    padding: clamp(1rem, 2vw, 1.5rem);
    min-width: clamp(80px, 15vw, 140px);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.1);
    flex: 1;
    max-width: 160px;
}

.countdown-number {
    font-size: clamp(1.8rem, 5vw, 3.5rem);
    font-weight: 700;
    margin-bottom: 0.5rem;
    background: linear-gradient(to right, #a8e6cf, #4fc3a1);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    line-height: 1;
}

.countdown-label {
    font-size: clamp(0.8rem, 1.5vw, 1.1rem);
    text-transform: uppercase;
    letter-spacing: 2px;
    opacity: 0.7;
}

.subscribe-form {
    margin: 2rem 0;
    width: 100%;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.subscribe-form p {
    margin-bottom: 1.5rem;
    font-size: clamp(1rem, 2vw, 1.3rem);
    opacity: 0.9;
    line-height: 1.5;
}

.form-group {
    display: flex;
    width: 100%;
    border-radius: 50px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    flex-wrap: wrap;
}

.email-input {
    flex: 1;
    padding: clamp(1rem, 2vw, 1.5rem);
    border: none;
    background: rgba(255, 255, 255, 0.95);
    font-size: clamp(0.9rem, 1.5vw, 1.1rem);
    outline: none;
    min-width: 200px;
}

.notify-btn {
    padding: clamp(1rem, 2vw, 1.5rem) clamp(1.5rem, 3vw, 2.5rem);
    background: linear-gradient(to right, #4fc3a1, #2c8c6e);
    border: none;
    color: white;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: clamp(0.9rem, 1.5vw, 1.1rem);
    white-space: nowrap;
}

.notify-btn:hover {
    background: linear-gradient(to right, #2c8c6e, #4fc3a1);
    transform: translateY(-2px);
}

.social-links {
    display: flex;
    justify-content: center;
    gap: clamp(1rem, 2vw, 1.5rem);
    margin-top: 2rem;
    flex-wrap: wrap;
    position: relative;
    z-index: 20;
}

.social-link {
    width: clamp(45px, 8vw, 60px);
    height: clamp(45px, 8vw, 60px);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(15px);
    color: white;
    text-decoration: none;
    transition: all 0.3s ease;
    box-shadow: 
        0 5px 15px rgba(0, 0, 0, 0.3),
        0 0 0 1px rgba(255, 255, 255, 0.1);
    font-size: clamp(1rem, 2vw, 1.2rem);
    position: relative;
    z-index: 21;
}

.social-link:hover {
    background: rgba(255, 255, 255, 0.25);
    transform: translateY(-5px);
    box-shadow: 
        0 8px 25px rgba(0, 0, 0, 0.4),
        0 0 0 1px rgba(255, 255, 255, 0.2);
}

.water-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
    overflow: hidden;
}

/* Realistic Water Drop Styles */
.water-drop {
    position: absolute;
    background: linear-gradient(to bottom, rgba(168, 230, 207, 0.9), rgba(79, 195, 161, 0.7));
    border-radius: 50% 50% 50% 50% / 60% 60% 40% 40%;
    top: -50px;
    animation: fall linear infinite;
    box-shadow: 
        0 0 10px rgba(79, 195, 161, 0.5),
        inset -5px -5px 10px rgba(0, 0, 0, 0.2);
    transform-origin: center;
}

.water-drop::before {
    content: '';
    position: absolute;
    top: 20%;
    left: 30%;
    width: 15%;
    height: 15%;
    background: rgba(255, 255, 255, 0.6);
    border-radius: 50%;
    transform: rotate(25deg);
}

.water-drop::after {
    content: '';
    position: absolute;
    top: 25%;
    left: 35%;
    width: 8%;
    height: 8%;
    background: rgba(255, 255, 255, 0.8);
    border-radius: 50%;
    transform: rotate(15deg);
}

.water-pool {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 150px;
    background: linear-gradient(to top, rgba(10, 37, 64, 0.85), rgba(26, 82, 118, 0.6));
    z-index: 2;
    backdrop-filter: blur(5px);
}

.water-ripple {
    position: absolute;
    bottom: 150px;
    border-radius: 50%;
    border: 2px solid rgba(168, 230, 207, 0.4);
    animation: ripple 2s infinite;
    opacity: 0;
}

@keyframes fall {
    0% {
        transform: translateY(0) rotate(0deg) scale(1);
        opacity: 0.8;
    }
    10% {
        transform: translateY(10vh) rotate(5deg) scale(1.1);
    }
    20% {
        transform: translateY(20vh) rotate(-3deg) scale(1.05);
    }
    30% {
        transform: translateY(30vh) rotate(4deg) scale(1.1);
    }
    40% {
        transform: translateY(40vh) rotate(-2deg) scale(1.05);
    }
    50% {
        transform: translateY(50vh) rotate(3deg) scale(1.1);
    }
    60% {
        transform: translateY(60vh) rotate(-1deg) scale(1.05);
    }
    70% {
        transform: translateY(70vh) rotate(2deg) scale(1.1);
    }
    80% {
        transform: translateY(80vh) rotate(0deg) scale(1.05);
    }
    90% {
        transform: translateY(90vh) rotate(1deg) scale(1);
        opacity: 0.8;
    }
    100% {
        transform: translateY(100vh) rotate(0deg) scale(0.8);
        opacity: 0;
    }
}

@keyframes ripple {
    0% {
        transform: scale(0.5);
        opacity: 0.7;
        border-width: 2px;
    }
    50% {
        opacity: 0.4;
        border-width: 1px;
    }
    100% {
        transform: scale(8);
        opacity: 0;
        border-width: 0.5px;
    }
}

.copyright {
    position: absolute;
    bottom: 20px;
    font-size: clamp(0.8rem, 1.5vw, 1rem);
    opacity: 0.9;
    z-index: 20;
    text-align: center;
    width: 100%;
    padding: 10px 20px;
    background: rgba(10, 37, 64, 0.3);
    backdrop-filter: blur(5px);
}

/* Enhanced Responsive Design */

/* Mobile First - Base styles are mobile */

/* Tablet (768px and up) */
@media (min-width: 768px) and (max-width: 1023px) {
    .container {
        padding: 3rem 2rem;
    }
    
    .countdown {
        gap: 1.5rem;
    }
    
    .countdown-item {
        min-width: 120px;
    }
    
    .form-group {
        flex-wrap: nowrap;
    }
}

/* Laptop (1024px and up) */
@media (min-width: 1024px) and (max-width: 1439px) {
    .container {
        padding: 4rem 3rem;
    }
    
    .logo {
        margin-bottom: 3rem;
    }
    
    .countdown {
        margin: 3rem 0;
    }
}

/* TV Screens (1440px and up) */
@media (min-width: 1440px) {
    .container {
        padding: 5rem 4rem;
        max-width: 1400px;
    }
    
    .logo {
        margin-bottom: 4rem;
    }
    
    .countdown {
        margin: 4rem 0;
        gap: 2.5rem;
    }
    
    .countdown-item {
        min-width: 160px;
        padding: 2rem;
    }
    
    .subscribe-form {
        max-width: 700px;
    }
}

/* Ultra-wide screens (1920px and up) */
@media (min-width: 1920px) {
    .container {
        max-width: 1600px;
        padding: 6rem 5rem;
    }
    
    .logo h1 {
        font-size: 7rem;
    }
    
    .tagline {
        font-size: 2.5rem;
    }
}

/* Small mobile devices (480px and below) */
@media (max-width: 480px) {
    body {
        padding: 10px;
        justify-content: flex-start;
        padding-top: 2rem;
    }
    
    .container {
        padding: 1.5rem 1rem;
        padding-bottom: 100px;
    }
    
    .countdown {
        gap: 0.8rem;
        margin: 2rem 0;
    }
    
    .countdown-item {
        min-width: 70px;
        padding: 0.8rem 0.5rem;
    }
    
    .form-group {
        border-radius: 25px;
    }
    
    .social-links {
        gap: 0.8rem;
        margin-top: 1.5rem;
        margin-bottom: 1rem;
    }
    
    .copyright {
        position: relative;
        bottom: auto;
        margin-top: 2rem;
        background: transparent;
        backdrop-filter: none;
    }
}

/* Landscape mobile */
@media (max-height: 600px) and (orientation: landscape) {
    body {
        padding: 10px;
        justify-content: flex-start;
        min-height: auto;
    }
    
    .container {
        padding: 1rem;
        padding-bottom: 60px;
    }
    
    .logo {
        margin-bottom: 1rem;
    }
    
    .countdown {
        margin: 1.5rem 0;
    }
    
    .subscribe-form {
        margin: 1rem 0;
    }
    
    .water-pool {
        height: 100px;
    }
}

/* High DPI screens */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
    .logo h1 {
        text-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
    }
    
    .countdown-item {
        box-shadow: 0 12px 40px rgba(0, 0, 0, 0.25);
    }
}

/* Reduced motion for accessibility */
@media (prefers-reduced-motion: reduce) {
    .water-drop,
    .water-ripple,
    .notify-btn,
    .social-link {
        animation: none;
        transition: none;
    }
}

/* SEO: Improved semantic HTML styling */
main {
    display: block;
    width: 100%;
}

/* SEO: Better focus styles for accessibility */
.email-input:focus,
.notify-btn:focus,
.social-link:focus {
    outline: 3px solid #4fc3a1;
    outline-offset: 2px;
}

/* SEO: Print styles */
@media print {
    .water-container,
    .water-pool,
    .social-links {
        display: none;
    }
    
    body {
        background: white !important;
        color: black !important;
        padding: 0;
    }
    
    .container {
        padding: 2rem !important;
        max-width: none !important;
    }
    
    .logo h1 {
        background: black !important;
        -webkit-background-clip: initial !important;
        background-clip: initial !important;
        color: black !important;
    }
    
    .countdown-item {
        background: #f8f9fa !important;
        border: 1px solid #dee2e6 !important;
    }
}

/* Safe area insets for modern mobile devices */
@supports(padding: max(0px)) {
    body {
        padding-left: max(20px, env(safe-area-inset-left));
        padding-right: max(20px, env(safe-area-inset-right));
        padding-top: max(20px, env(safe-area-inset-top));
        padding-bottom: max(20px, env(safe-area-inset-bottom));
    }
}