@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;600;700&display=swap');

:root {
    --primary: #065f46;
    --primary-light: #10b981;
    --secondary: #f43f5e;
    --bg: #f8fafc;
    --text: #0f172a;
    --glass: rgba(255, 255, 255, 0.8);
    --shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.07);
}

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

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

/* Glassmorphism Header */
header {
    position: fixed;
    top: 0;
    width: 100%;
    padding: 1.5rem 10%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: var(--glass);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.18);
    z-index: 1000;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--primary);
}

.logo img {
    height: 40px;
}

nav ul {
    display: flex;
    list-style: none;
    gap: 2rem;
}

nav a {
    text-decoration: none;
    color: var(--text);
    font-weight: 500;
    transition: color 0.3s;
}

nav a:hover {
    color: var(--primary-light);
}

/* Hero Section */
.hero {
    padding: 10rem 10% 6rem;
    background: radial-gradient(circle at top right, #ecfdf5, var(--bg));
    display: flex;
    align-items: center;
    gap: 4rem;
}

.hero-content {
    flex: 1;
}

.hero h1 {
    font-size: 3.5rem;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    background: linear-gradient(to right, var(--primary), var(--primary-light));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero p {
    font-size: 1.25rem;
    color: #475569;
    margin-bottom: 2.5rem;
    max-width: 600px;
}

.cta-group {
    display: flex;
    gap: 1rem;
}

.btn {
    padding: 1rem 2rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    transition: transform 0.3s, box-shadow 0.3s;
}

.btn-primary {
    background: var(--primary);
    color: white;
    box-shadow: 0 4px 14px rgba(6, 95, 70, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(6, 95, 70, 0.4);
}

/* Play Store Button */
.play-store-btn {
    display: inline-flex;
    align-items: center;
    background: #000;
    color: white;
    padding: 0.75rem 1.75rem;
    border-radius: 12px;
    text-decoration: none;
    gap: 0.8rem;
    transition: transform 0.3s, box-shadow 0.3s, background 0.3s;
    border: 1px solid #333;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
}

.play-store-btn:hover {
    transform: translateY(-4px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.25);
    background: #111;
    border-color: #444;
}

.play-store-btn svg {
    width: 32px;
    height: 32px;
    filter: drop-shadow(0 2px 4px rgba(0,0,0,0.2));
}

.btn-text {
    display: flex;
    flex-direction: column;
    line-height: 1.1;
    text-align: left;
}

.btn-text span {
    font-size: 0.7rem;
    font-weight: 500;
    letter-spacing: 0.8px;
    opacity: 0.9;
}

.btn-text strong {
    font-size: 1.4rem;
    font-weight: 700;
    letter-spacing: -0.2px;
}

/* Medical Badge */
.medical-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: #ecfdf5;
    color: var(--primary);
    padding: 0.5rem 1rem;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    border: 1px solid rgba(6, 95, 70, 0.1);
}

.medical-badge i {
    color: var(--primary-light);
}

/* Features */
.features {
    padding: 6rem 10%;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.card {
    background: white;
    padding: 2.5rem;
    border-radius: 24px;
    box-shadow: var(--shadow);
    transition: transform 0.3s;
}

.card:hover {
    transform: translateY(-10px);
}

.card i {
    font-size: 2rem;
    color: var(--primary-light);
    margin-bottom: 1.5rem;
    display: block;
}

.card h3 {
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

/* Footer */
footer {
    padding: 4rem 10% 2rem;
    background: #0f172a;
    color: white;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 4rem;
    margin-bottom: 4rem;
}

.footer-info h4 {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    color: var(--primary-light);
}

.footer-links h5 {
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
}

.footer-links ul {
    list-style: none;
}

.footer-links li {
    margin-bottom: 0.75rem;
}

.footer-links a {
    color: #94a3b8;
    text-decoration: none;
    transition: color 0.3s;
}

.footer-links a:hover {
    color: white;
}

.copyright {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid #1e293b;
    color: #64748b;
    font-size: 0.9rem;
}

/* Responsive */
@media (max-width: 768px) {
    .hero {
        flex-direction: column;
        padding-top: 8rem;
        text-align: center;
    }
    .hero h1 { font-size: 2.5rem; }
    .cta-group { justify-content: center; }
    .footer-grid { grid-template-columns: 1fr; gap: 2rem; }
}

/* Animations */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.hero-content {
    animation: fadeIn 1s ease-out;
}