/* Custom Bootstrap Overrides and Extensions */

/* Ripple Effect */
.ripple {
    position: absolute;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    transform: scale(0);
    animation: ripple 0.6s linear;
    pointer-events: none;
}

@keyframes ripple {
    to {
        transform: scale(4);
        opacity: 0;
    }
}

/* Card Hover Effects */
.card {
    transform: translateY(0);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

/* Button Animations */
.animate-hover {
    transition: all 0.3s ease;
}

.animate-hover:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

/* Navigation Hover Effects */
.nav-link {
    position: relative;
    transition: all 0.3s ease;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--custom-light-orange);
    transition: all 0.3s ease;
    transform: translateX(-50%);
}

.nav-link:hover::after {
    width: 100%;
}

/* Loading Animation */
@keyframes loadingDots {
    0%, 20% { content: '.'; }
    40%, 60% { content: '..'; }
    80%, 100% { content: '...'; }
}

.loading::after {
    content: '.';
    display: inline-block;
    animation: loadingDots 1.5s infinite;
    width: 1.5em;
    text-align: left;
}

/* Fade In Animations */
.fade-in {
    opacity: 0;
    transform: translateY(20px);
    animation: fadeIn 0.6s ease forwards;
}

@keyframes fadeIn {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Theme Colors */
:root {
    --custom-blue: #4DA3FF;
    --custom-light-blue: #E9F5FF;
    --custom-blue-dark: #2980B9;
    --custom-blue-light: #78C6FF;
    --custom-gradient: linear-gradient(135deg, #E9F5FF 0%, #ffffff 100%);
    --text-light: #ffffff;
    --text-dark: #2c3e50;
    --bg-light: #f8f9fa;
    --bg-white: #ffffff;
    --custom-orange: #ff6600;
}

/* General Body */
body {
    font-family: 'Poppins', sans-serif;
    background: var(--custom-blue);
    margin: 0;
    padding: 0;
    min-height: 100vh;
    overflow-y: scroll; /* Prevent layout shift */
}

/* --- Header & Shipping Bar --- */
.alert-info {
    background: var(--custom-blue-light) !important;
    color: var(--text-light) !important;
    font-weight: 600;
    font-size: 0.95rem;
    letter-spacing: 0.5px;
    border: none !important;
    border-radius: 0;
}

.navbar {
    background: linear-gradient(90deg, #4DA3FF 0%, #78C6FF 50%, #8AD5FF 100%);
    box-shadow: 0 8px 24px rgba(77, 163, 255, 0.12);
    padding: 0.75rem 0;
    position: absolute;
    top: 0;
    width: 100%;
    z-index: 1040;
    transition: all 0.3s ease;
    backdrop-filter: blur(8px);
}

.navbar.navbar-hidden {
    transform: translateY(-100%);
}

.navbar-brand {
    display: flex;
    align-items: center;
    color: var(--text-light) !important;
}

.navbar-brand img {
    height: 40px;
    margin-right: 0.5rem;
}

.navbar-nav .nav-link {
    color: var(--text-light) !important;
    padding: 0.5rem 1rem;
    transition: all 0.3s ease;
    border-radius: 6px;
    font-weight: 500;
}

.navbar-nav .nav-link:hover {
    background: rgba(255, 255, 255, 0.1);
}

.navbar-nav .nav-link.active {
    background: rgba(255, 255, 255, 0.9);
    color: var(--custom-blue) !important;
    font-weight: 600;
}

@media (max-width: 991.98px) {
    .navbar {
        padding: 0.5rem 0;
    }
    
    .navbar-collapse {
        background: var(--custom-blue);
        padding: 1rem;
        border-radius: 0.5rem;
        margin-top: 0.5rem;
    }

    .navbar-nav .nav-link {
        padding: 0.75rem 1rem;
        margin: 0.25rem 0;
    }
}

/* --- Hero Section --- */
.hero-section {
    background-size: cover;
    background-position: center;
    color: white;
    padding: 10rem 2rem 6rem;
    text-align: center;
    margin-top: 0;
    position: relative;
}

.hero-section::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 150px;
    background: linear-gradient(0deg, var(--custom-light-blue) 0%, rgba(231, 241, 255, 0) 100%);
    pointer-events: none;
}

/* --- Main Content --- */
main {
    margin-bottom: 60px; /* clear space above footer */
}

.content-section {
    padding: 4rem 0;
    background: linear-gradient(135deg, #f8fbff 0%, #ffffff 100%);
    border-bottom: 1px solid rgba(0,0,0,0.1);
}

/* --- Cards --- */
.card {
    border: none;
    border-radius: 15px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    margin-bottom: 2rem;
    background: linear-gradient(135deg, #ffffff 0%, #f8fbff 100%);
    border: 1px solid rgba(231, 241, 255, 0.5);
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0,123,255,0.15);
}

/* --- Footer --- */
.footer {
    background: #222;
    color: white;
    padding: 4rem 0 1rem;
    border-top: 3px solid #ddd;
}

.footer a {
    color: var(--custom-light-blue);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer a:hover {
    color: var(--custom-orange);
}