/* KAPCON 2026 Conference Custom Styles */

/* ===================================
   Global Styles
   =================================== */

:root {
    --primary-purple: #6a1b9a;
    --secondary-purple: #9c27b0;
    --light-purple: #e1bee7;
    --lighter-purple: #f3e5f5;
    --accent-orange: #ff6f00;
    --dark-orange: #e65100;
    --text-dark: #424242;
    --text-light: #666666;
    --white: #ffffff;
}

body {
    font-family: 'Roboto', 'Arial', sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
}

/* ===================================
   Header & Navigation
   =================================== */

.kapcon-header {
    background: linear-gradient(135deg, var(--lighter-purple) 0%, var(--light-purple) 100%);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.kapcon-nav {
    background: var(--secondary-purple);
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.kapcon-nav ul {
    list-style: none;
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 0;
    padding: 0;
    flex-wrap: wrap;
}

.kapcon-nav li {
    margin: 0 15px;
}

.kapcon-nav a {
    color: var(--white);
    text-decoration: none;
    font-weight: 600;
    padding: 15px 20px;
    display: block;
    transition: all 0.3s ease;
    position: relative;
}

.kapcon-nav a::after {
    content: '';
    position: absolute;
    bottom: 10px;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background: var(--accent-orange);
    transition: width 0.3s ease;
}

.kapcon-nav a:hover {
    color: #fce4ec;
}

.kapcon-nav a:hover::after {
    width: 80%;
}

/* ===================================
   Hero Section
   =================================== */

.kapcon-hero {
    position: relative;
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    min-height: 500px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.kapcon-hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(156, 39, 176, 0.8) 0%, rgba(106, 27, 154, 0.9) 100%);
}

.kapcon-hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    color: var(--white);
    padding: 40px 20px;
}

/* ===================================
   Buttons
   =================================== */

.kapcon-btn {
    display: inline-block;
    padding: 15px 40px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    font-size: 16px;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.kapcon-btn-primary {
    background: var(--accent-orange);
    color: var(--white);
}

.kapcon-btn-primary:hover {
    background: var(--dark-orange);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

.kapcon-btn-secondary {
    background: var(--primary-purple);
    color: var(--white);
}

.kapcon-btn-secondary:hover {
    background: var(--secondary-purple);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

.kapcon-btn-success {
    background: #4caf50;
    color: var(--white);
}

.kapcon-btn-success:hover {
    background: #388e3c;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

/* ===================================
   Cards & Boxes
   =================================== */

.kapcon-card {
    background: var(--white);
    border-radius: 10px;
    padding: 30px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    margin-bottom: 30px;
}

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

.kapcon-card-header {
    color: var(--primary-purple);
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 15px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--light-purple);
}

.kapcon-icon-box {
    text-align: center;
    padding: 30px;
    background: var(--white);
    border-radius: 10px;
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.kapcon-icon-box:hover {
    transform: translateY(-5px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.15);
}

.kapcon-icon-box i {
    font-size: 48px;
    color: var(--secondary-purple);
    margin-bottom: 20px;
}

/* ===================================
   Faculty Cards
   =================================== */

.kapcon-faculty-card {
    background: var(--white);
    border-radius: 10px;
    padding: 25px;
    box-shadow: 0 3px 15px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    text-align: center;
    height: 100%;
}

.kapcon-faculty-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
}

.kapcon-faculty-card img {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    object-fit: cover;
    margin-bottom: 15px;
    border: 4px solid var(--light-purple);
}

.kapcon-faculty-name {
    color: var(--primary-purple);
    font-size: 18px;
    font-weight: 700;
    margin: 10px 0;
}

.kapcon-faculty-designation {
    color: var(--text-light);
    font-size: 14px;
    line-height: 1.6;
}

/* ===================================
   Tables
   =================================== */

.kapcon-table {
    width: 100%;
    border-collapse: collapse;
    background: var(--white);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    border-radius: 10px;
    overflow: hidden;
    margin: 30px 0;
}

.kapcon-table thead {
    background: var(--secondary-purple);
    color: var(--white);
}

.kapcon-table th {
    padding: 15px;
    text-align: left;
    font-weight: 600;
    border: 1px solid #ddd;
}

.kapcon-table td {
    padding: 12px 15px;
    border: 1px solid #ddd;
}

.kapcon-table tbody tr:nth-child(even) {
    background: #f9f9f9;
}

.kapcon-table tbody tr:hover {
    background: var(--lighter-purple);
    transition: background 0.3s ease;
}

/* ===================================
   Alerts & Notices
   =================================== */

.kapcon-alert {
    padding: 20px 25px;
    border-radius: 8px;
    margin: 20px 0;
    border-left: 5px solid;
}

.kapcon-alert-warning {
    background: #fff3cd;
    border-color: #ffc107;
    color: #856404;
}

.kapcon-alert-info {
    background: #d1ecf1;
    border-color: #0dcaf0;
    color: #0c5460;
}

.kapcon-alert-success {
    background: #d4edda;
    border-color: #28a745;
    color: #155724;
}

.kapcon-alert-title {
    font-weight: 700;
    font-size: 18px;
    margin-bottom: 10px;
}

/* ===================================
   Accordion
   =================================== */

.kapcon-accordion-item {
    background: var(--white);
    border: 1px solid var(--light-purple);
    border-radius: 8px;
    margin-bottom: 15px;
    overflow: hidden;
}

.kapcon-accordion-header {
    background: linear-gradient(135deg, var(--lighter-purple) 0%, var(--white) 100%);
    padding: 20px;
    cursor: pointer;
    font-weight: 600;
    color: var(--primary-purple);
    transition: all 0.3s ease;
}

.kapcon-accordion-header:hover {
    background: var(--light-purple);
}

.kapcon-accordion-content {
    padding: 20px;
    display: none;
    border-top: 1px solid var(--light-purple);
}

.kapcon-accordion-content.active {
    display: block;
}

/* ===================================
   Tabs
   =================================== */

.kapcon-tabs {
    margin: 30px 0;
}

.kapcon-tab-nav {
    display: flex;
    list-style: none;
    padding: 0;
    margin: 0;
    border-bottom: 3px solid var(--light-purple);
    flex-wrap: wrap;
}

.kapcon-tab-nav li {
    margin: 0;
}

.kapcon-tab-link {
    display: block;
    padding: 15px 30px;
    background: var(--white);
    color: var(--primary-purple);
    text-decoration: none;
    font-weight: 600;
    border: 2px solid var(--light-purple);
    border-bottom: none;
    border-radius: 8px 8px 0 0;
    margin-right: 5px;
    transition: all 0.3s ease;
}

.kapcon-tab-link:hover {
    background: var(--lighter-purple);
}

.kapcon-tab-link.active {
    background: var(--secondary-purple);
    color: var(--white);
    border-color: var(--secondary-purple);
}

.kapcon-tab-content {
    display: none;
    padding: 30px;
    background: var(--white);
    border: 2px solid var(--light-purple);
    border-top: none;
    border-radius: 0 0 8px 8px;
}

.kapcon-tab-content.active {
    display: block;
}

/* ===================================
   Section Backgrounds
   =================================== */

.kapcon-section-gradient-light {
    background: linear-gradient(135deg, var(--lighter-purple) 0%, var(--white) 100%);
}

.kapcon-section-gradient-medium {
    background: linear-gradient(135deg, var(--light-purple) 0%, var(--lighter-purple) 100%);
}

.kapcon-section-white {
    background: var(--white);
}

/* ===================================
   Animations
   =================================== */

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

.kapcon-fade-in-up {
    animation: fadeInUp 0.6s ease-out;
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

.kapcon-pulse {
    animation: pulse 2s infinite;
}

/* ===================================
   Responsive Design
   =================================== */

@media (max-width: 1200px) {
    .kapcon-nav li {
        margin: 0 10px;
    }
}

@media (max-width: 992px) {
    .kapcon-nav {
        padding: 10px 0;
    }
    
    .kapcon-nav ul {
        flex-direction: column;
    }
    
    .kapcon-nav li {
        margin: 5px 0;
        width: 100%;
        text-align: center;
    }
    
    .kapcon-hero {
        min-height: 400px;
    }
    
    .kapcon-tab-nav {
        flex-direction: column;
    }
    
    .kapcon-tab-link {
        border-radius: 8px;
        margin-bottom: 5px;
    }
}

@media (max-width: 768px) {
    .kapcon-hero {
        min-height: 350px;
    }
    
    .kapcon-hero-content h1 {
        font-size: 32px;
    }
    
    .kapcon-card {
        padding: 20px;
    }
    
    .kapcon-table {
        font-size: 14px;
    }
    
    .kapcon-table th,
    .kapcon-table td {
        padding: 8px;
    }
    
    .kapcon-btn {
        padding: 12px 30px;
        font-size: 14px;
    }
}

@media (max-width: 576px) {
    .kapcon-hero-content h1 {
        font-size: 28px;
    }
    
    .kapcon-hero-content p {
        font-size: 16px;
    }
    
    .kapcon-faculty-card {
        padding: 15px;
    }
    
    .kapcon-icon-box {
        padding: 20px;
    }
    
    .kapcon-table-wrapper {
        overflow-x: auto;
    }
}

/* ===================================
   Utility Classes
   =================================== */

.text-purple {
    color: var(--primary-purple);
}

.text-white {
    color: var(--white);
}

.bg-purple {
    background: var(--primary-purple);
}

.bg-light-purple {
    background: var(--lighter-purple);
}

.text-center {
    text-align: center;
}

.mb-20 {
    margin-bottom: 20px;
}

.mb-30 {
    margin-bottom: 30px;
}

.mt-20 {
    margin-top: 20px;
}

.mt-30 {
    margin-top: 30px;
}

.p-20 {
    padding: 20px;
}

.p-30 {
    padding: 30px;
}

/* ===================================
   Print Styles
   =================================== */

@media print {
    .kapcon-nav,
    .kapcon-btn,
    footer {
        display: none;
    }
    
    .kapcon-hero {
        background: none;
        color: var(--text-dark);
    }
    
    .kapcon-card {
        page-break-inside: avoid;
    }
}

/* ===================================
   Accessibility
   =================================== */

.kapcon-skip-link {
    position: absolute;
    top: -40px;
    left: 0;
    background: var(--primary-purple);
    color: var(--white);
    padding: 8px;
    text-decoration: none;
    z-index: 100;
}

.kapcon-skip-link:focus {
    top: 0;
}

/* Focus styles for keyboard navigation */
a:focus,
button:focus,
input:focus,
textarea:focus,
select:focus {
    outline: 3px solid var(--accent-orange);
    outline-offset: 2px;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    .kapcon-card {
        border: 2px solid var(--text-dark);
    }
    
    .kapcon-btn {
        border: 2px solid var(--text-dark);
    }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}