:root {
    --primary-color: #FFC0CB;
    --blend-primary-color: #fff0ff;
    --secondary-color: #ff99cc;
    --success-color: #8bc34a;
    --complementary-color: #3498db;
    --warning-color: #ff9900;
    --error-color: #ff3737;
    --triadic-color: #8e44ad;
    --soft-orange-color: #ffd7be;
    --golden-color: #f1c40f;
}

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

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: #333;
    padding-top: 60px;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6,
.navbar-brand,
.hero-title,
.hero-subtitle {
    font-family: 'Poppins', sans-serif;
}

/* Navigation */
.navbar {
    background: rgba(255, 240, 255, 0.95);
    z-index: 1000 !important;
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255, 192, 203, 0.2);
    transition: all 0.3s ease;
}

.navbar-brand {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--triadic-color) !important;
}

.nav-link {
    color: var(--triadic-color) !important;
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav-link:hover {
    color: var(--secondary-color) !important;
}

.btn-doctor-portal {
    background: linear-gradient(135deg, var(--triadic-color), var(--secondary-color));
    border: none;
    color: white;
    padding: 10px 20px;
    border-radius: 25px;
    font-weight: 600;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(142, 68, 173, 0.3);
}

.btn-doctor-portal:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(142, 68, 173, 0.4);
    color: white;
}
.custom-icon img {
    height: 1em;         
    width: 1em;
    vertical-align: -0.125em; 
    fill: var(--triadic-color);   
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--blend-primary-color), var(--primary-color));
    min-height: calc(100vh - 80px);
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1000 1000"><defs><radialGradient id="grad1" cx="50%" cy="50%" r="50%"><stop offset="0%" style="stop-color:%23ff99cc;stop-opacity:0.1" /><stop offset="100%" style="stop-color:%23ff99cc;stop-opacity:0" /></radialGradient></defs><circle cx="200" cy="200" r="150" fill="url(%23grad1)" /><circle cx="800" cy="300" r="100" fill="url(%23grad1)" /><circle cx="600" cy="700" r="200" fill="url(%23grad1)" /></svg>');
    animation: float 20s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(5deg); }
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    color: var(--triadic-color);
    margin-bottom: 1.5rem;
    animation: fadeInUp 1s ease;
}

.hero-subtitle {
    font-size: 1.3rem;
    color: #666;
    margin-bottom: 2rem;
    animation: fadeInUp 1s ease 0.2s both;
}

.cta-buttons {
    animation: fadeInUp 1s ease 0.4s both;
}

.btn-primary-custom {
    background: linear-gradient(135deg, var(--secondary-color), var(--triadic-color));
    border: none;
    color: white;
    padding: 15px 30px;
    border-radius: 30px;
    font-size: 1.1rem;
    font-weight: 600;
    margin-right: 1rem;
    transition: all 0.3s ease;
    box-shadow: 0 6px 20px rgba(255, 153, 204, 0.4);
}

.btn-primary-custom:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(255, 153, 204, 0.6);
    color: white;
}

.btn-secondary-custom {
    background: transparent;
    border: 2px solid var(--triadic-color);
    color: var(--triadic-color);
    padding: 13px 30px;
    border-radius: 30px;
    font-size: 1.1rem;
    font-weight: 600;
    transition: all 0.3s ease;
}

.btn-secondary-custom:hover {
    background: var(--triadic-color);
    color: white;
    transform: translateY(-3px);
}

.phone-mockup {
    position: relative;
    animation: fadeInRight 1s ease 0.6s both;
}

.phone-frame {
    width: 300px;
    height: 600px;
    background: linear-gradient(145deg, #f0f0f0, #ffffff);
    border-radius: 30px;
    padding: 20px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.1);
    position: relative;
    margin: 0 auto;
}

.phone-screen {
    width: 100%;
    height: 100%;
    background: linear-gradient(180deg, var(--blend-primary-color), white);
    border-radius: 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.app-placeholder {
    text-align: center;
    color: var(--triadic-color);
}

.floating-elements {
    position: absolute;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.floating-icon {
    position: absolute;
    font-size: 2rem;
    color: var(--secondary-color);
    opacity: 0.7;
    animation: floatIcons 15s linear infinite;
    pointer-events: none;
}

@keyframes floatIcons {
    0% { transform: translateY(100vh) rotate(0deg); }
    100% { transform: translateY(-100px) rotate(360deg); }
}

/* Features Section */
.features {
    padding: 100px 0;
    background: white;
}

.feature-card {
    background: white;
    border-radius: 20px;
    padding: 2rem;
    text-align: center;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
    border: 1px solid rgba(255, 192, 203, 0.2);
    height: 100%;
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.15);
}

.feature-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: white;
    margin: 0 auto 1.5rem;
}

/* Doctor Integration Section */
.doctor-section {
    background: linear-gradient(135deg, var(--blend-primary-color), white);
    padding: 100px 0;
}

.doctor-card {
    background: white;
    border-radius: 20px;
    padding: 2rem;
    box-shadow: 0 15px 35px rgba(0,0,0,0.1);
    border: 1px solid rgba(142, 68, 173, 0.1);
}

/* Data Pipeline Section */
.pipeline-section {
    background: var(--triadic-color);
    color: white;
    padding: 100px 0;
    position: relative;
    overflow: hidden;
}

.pipeline-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1000 1000"><defs><linearGradient id="grad2" x1="0%" y1="0%" x2="100%" y2="100%"><stop offset="0%" style="stop-color:%23ff99cc;stop-opacity:0.1" /><stop offset="100%" style="stop-color:%23ff99cc;stop-opacity:0" /></linearGradient></defs><polygon points="0,0 1000,200 1000,1000 0,800" fill="url(%23grad2)" /></svg>');
}

.pipeline-step {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 15px;
    padding: 2rem;
    text-align: center;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: all 0.3s ease;
}

.pipeline-step:hover {
    background: rgba(255, 255, 255, 0.15);
    transform: translateY(-5px);
}

.pipeline-arrow {
    font-size: 2rem;
    color: var(--primary-color);
    margin: 1rem 0;
}

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

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

.fade-in-up {
    animation: fadeInUp 0.8s ease both;
}

/* Responsive */
@media (max-width: 768px) {
    .body {
        padding-top: 80px; 
    }
    
    .hero {
        min-height: calc(100vh - 70px); 
    }
            
    .hero-title {
        font-size: 2.5rem;
        align-items: center;
    }
    .hero-subtitle {
        font-size: 1.2rem;
        align-items: center;
    }
    .phone-frame {
        width: 250px;
        height: 500px;
    }
    
    .btn-primary-custom,
    .btn-secondary-custom {
        display: block;
        margin: 0.5rem 0;
        width: 100%;
    }
}

/* Footer */
.footer {
    background: #212529 !important;
    color: white;
    text-align: center;
    padding: 2rem 0;
}

.app-screenshot,
#appCarousel,
.carousel-inner,
.carousel-item {
    height: 100% !important;
    width: 100% !important;
}
.app-screenshot img,
#appCarousel img,
.carousel-inner img,
.carousel-item img {
    height: 100% !important;
    width: 100% !important;
    object-fit: cover !important;
    border-radius: 20px;
    box-shadow: none;
    max-height: none !important;
}

.social-icon-link {
    transition: color 0.3s ease, transform 0.3s ease;
}

.social-icon-link:hover {
    color: var(--primary-color) !important;
    transform: translateY(-2px);
}