/* Frontend Stylesheet for RPVV Project */

/* CSS Variables */
:root {
    --primary-color: #7c3aed; /* Vibrant Purple */
    --secondary-color: #f43f5e; /* Deep Pink */
    --accent-color: #fbbf24; /* Amber */
    --text-dark: #22223b; /* Deep Gray */
    --text-light: #6c757d; /* Muted Gray */
    --bg-light: #f9fafb; /* Soft Off-White */
    --white: #ffffff;
    --primary-custom: #0d6efd;
    --light-custom: #f4f7fb;
}

/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', 'Segoe UI', Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--white);
}

/* Typography */
.section-title {
    font-weight: 700;
    letter-spacing: 1px;
    margin-bottom: 1.5rem;
    color: var(--primary-custom);
}

/* Header and Navigation */
.header {
    background: var(--white);
    box-shadow: 0 2px 20px rgba(0,0,0,0.08);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: 0;
}

.navbar {
    padding: 1rem 0;
}

.navbar-brand {
    font-weight: 700;
    color: var(--primary-color) !important;
    text-decoration: none;
    display: flex;
    align-items: center;
}

.navbar-brand img {
    height: 65px;
    width: auto;
    object-fit: contain;
    filter: drop-shadow(0 2px 4px rgba(0,0,0,0.1));
}

.navbar-brand:hover {
    color: var(--primary-color) !important;
}

.navbar-nav {
    align-items: center;
}

.nav-item {
    margin: 0 0.5rem;
}

.nav-link {
    font-weight: 500;
    font-size: 0.95rem;
    color: var(--text-dark) !important;
    padding: 0.75rem 1rem !important;
    border-radius: 8px;
    transition: all 0.3s ease;
    position: relative;
}

.nav-link:hover {
    color: var(--primary-color) !important;
    background-color: rgba(37, 99, 235, 0.05);
    transform: translateY(-1px);
}

.nav-link.active {
    color: var(--primary-color) !important;
    background-color: rgba(37, 99, 235, 0.1);
    font-weight: 600;
}

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 20px;
    height: 2px;
    background: var(--primary-color);
    border-radius: 1px;
}

.navbar-toggler {
    border: none;
    padding: 0.5rem;
    border-radius: 8px;
    transition: all 0.3s ease;
}

.navbar-toggler:focus {
    box-shadow: 0 0 0 0.2rem rgba(37, 99, 235, 0.25);
}

.navbar-toggler-icon {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(37, 99, 235, 1)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

/* Hero Section */
.hero-section {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: var(--white);
    padding: 100px 0;
    position: relative;
    overflow: hidden;
}

.hero-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 100" fill="white" opacity="0.1"><polygon points="0,100 1000,0 1000,100"/></svg>');
    background-size: cover;
}

.slider-img {
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
}

/* Section Styles */
.section {
    padding: 80px 0;
}

.section-title {
    font-size: 1.75rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--text-light);
    text-align: center;
    margin-bottom: 3rem;
}

/* Card Styles */
.card {
    border: none;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.08);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    overflow: hidden;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.15);
}

.card-img-top {
    height: 200px;
    object-fit: cover;
}

/* Button Styles */
.btn-primary {
    background: var(--primary-color);
    border: none;
    border-radius: 8px;
    padding: 12px 30px;
    font-weight: 600;
    transition: all 0.3s ease;
}

.btn-primary:hover {
    background: #6d28d9;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(124, 58, 237, 0.4);
}

.btn-outline-primary {
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
    border-radius: 8px;
    padding: 12px 30px;
    font-weight: 600;
    transition: all 0.3s ease;
}

.btn-outline-primary:hover {
    background: var(--primary-color);
    color: var(--white);
    transform: translateY(-2px);
}

.btn-light {
    background: var(--white);
    color: var(--primary-color);
    border: none;
    border-radius: 8px;
    padding: 12px 30px;
    font-weight: 600;
    transition: all 0.3s ease;
}

.btn-light:hover {
    background: #f8f9fa;
    transform: translateY(-2px);
}

.btn-outline-light {
    border: 2px solid var(--white);
    color: var(--white);
    border-radius: 8px;
    padding: 12px 30px;
    font-weight: 600;
    transition: all 0.3s ease;
}

.btn-outline-light:hover {
    background: var(--white);
    color: var(--primary-color);
    transform: translateY(-2px);
}

/* Form Styles */
.form-control:focus {
    border-color: var(--primary-custom);
    box-shadow: 0 0 0 0.2rem rgba(13,110,253,.15);
}

/* Background Colors */
.bg-light-custom {
    background: var(--light-custom) !important;
}

.bg-light {
    background: var(--bg-light) !important;
}

/* Text Colors */
.text-primary-custom {
    color: var(--primary-custom) !important;
}

/* Utility Classes */
.rounded-custom {
    border-radius: 15px;
}

/* List Group */
.list-group-item {
    background: var(--white);
    border: none;
    border-bottom: 1px solid #eee;
}

.list-group-item:last-child {
    border-bottom: none;
}

/* Footer */
.footer {
    background: #222;
    color: var(--white);
    padding: 20px 0;
    margin-top: 0rem;
}

/* Announcement Bar */
.announcement-bar {
    width: 100%;
    background: linear-gradient(135deg, #fbbf24, #f43f5e);
    color: #fff;
    font-weight: 600;
    font-size: 1.05rem;
    padding: 0;
    border-bottom: 2px solid #7c3aed;
    overflow: hidden;
    position: relative;
    z-index: 99;
}

.announcement-content {
    white-space: nowrap;
    overflow: hidden;
    width: 100%;
    padding: 0.5rem 0;
}

.announcement-content span {
    display: inline-block;
    padding-left: 100%;
    animation: frontend-ticker 18s linear infinite;
}

@keyframes frontend-ticker {
    0% { transform: translateX(0); }
    100% { transform: translateX(-100%); }
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero-section {
        padding: 60px 0;
    }
    
    .section {
        padding: 60px 0;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .navbar-brand img {
        height: 50px;
    }
    
    .card-img-top {
        height: 150px;
    }
}

@media (max-width: 576px) {
    .hero-section {
        padding: 40px 0;
    }
    
    .section {
        padding: 40px 0;
    }
    
    .section-title {
        font-size: 1.75rem;
    }
    
    .btn {
        padding: 10px 20px;
        font-size: 0.9rem;
    }
}

/* Carousel Styles */
.carousel-control-prev,
.carousel-control-next {
    width: 50px;
    height: 50px;
    background: rgba(0,0,0,0.5);
    border-radius: 50%;
    top: 50%;
    transform: translateY(-50%);
}

.carousel-control-prev {
    left: 20px;
}

.carousel-control-next {
    right: 20px;
}

/* Content Section Component */
.content-section {
    padding: 60px 0;
}

.content-section h2 {
    color: var(--text-dark);
    font-weight: 700;
    margin-bottom: 1.5rem;
}

.content-section p {
    color: var(--text-light);
    line-height: 1.8;
    margin-bottom: 1.5rem;
}

/* Image Styles */
.img-fluid {
    max-width: 100%;
    height: auto;
}

/* Icon Styles */
.fas, .fa {
    transition: transform 0.3s ease;
}

.card:hover .fas,
.card:hover .fa {
    transform: scale(1.1);
}