/* --- CSS Variables --- */
:root {
    --primary-color: #003366;
    --secondary-color: #ff9900;
    --bg-color: #f4f7f6;
    --text-color: #333;
    --header-bg: #ffffff;
    --card-bg: #ffffff;
    --card-shadow: rgba(0, 0, 0, 0.1);
    --nav-bg: #004080;
    --footer-bg: #2c3e50;
    --footer-text: #ecf0f1;
    --main-font: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    --base-size: 16px;
}

/* Dark Mode Overrides */
.dark-mode {
    --primary-color: #4da6ff;
    --secondary-color: #ffcc00;
    --bg-color: #121212;
    --text-color: #e0e0e0;
    --header-bg: #1e1e1e;
    --card-bg: #2d2d2d;
    --card-shadow: rgba(0, 0, 0, 0.5);
    --nav-bg: #1a1a1a;
    --footer-bg: #000000;
}

/* --- Global Settings --- */
html {
    font-size: var(--base-size);
    scroll-behavior: smooth !important; /* CRITICAL FOR SMOOTH SCROLL */
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: var(--main-font);
    transition: background-color 0.3s, color 0.3s, font-family 0.2s;
}

body {
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
}

/* --- Header --- */
header {
    background-color: var(--header-bg);
    padding: 10px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 4px solid var(--secondary-color);
    flex-wrap: wrap;
}
.logo-container { display: flex; align-items: center; gap: 15px; }
.logo { height: 60px; }
.header-controls { display: flex; align-items: center; gap: 10px; }

/* Font Buttons & Dropdowns */
.font-size-controls { display: inline-flex; background: var(--bg-color); border: 1px solid #ccc; border-radius: 5px; }
.font-size-controls button { background: transparent; border: none; padding: 5px 10px; cursor: pointer; color: var(--text-color); border-right: 1px solid #ccc; font-weight: bold; }
.font-size-controls button:last-child { border-right: none; }
.font-size-controls button:hover { background-color: var(--secondary-color); color: #000; }
.font-toggle, .btn-toggle { padding: 8px 12px; border-radius: 20px; cursor: pointer; font-weight: bold; border: 2px solid var(--primary-color); }
.btn-toggle { background: var(--primary-color); color: white; border: none; }

/* --- Navbar --- */
.navbar { background-color: var(--nav-bg); position: sticky; top: 0; z-index: 1000; }
.navbar ul { list-style: none; display: flex; justify-content: center; flex-wrap: wrap; }
.navbar li a {
    display: block; color: white; text-decoration: none; padding: 14px 20px; font-weight: 500;
    transition: all 0.3s ease; border-bottom: 3px solid transparent;
}
.navbar li a:hover, .navbar li a.active { background-color: var(--secondary-color); color: #000; border-bottom: 3px solid white; }
.navbar li a:active { transform: scale(0.95); }

/* --- News Ticker --- */
.news-ticker { background-color: #e74c3c; color: white; display: flex; align-items: center; }
.ticker-label { background-color: #c0392b; padding: 10px 20px; font-weight: bold; white-space: nowrap; }
.news-ticker marquee { flex-grow: 1; font-weight: 500; }
.news-ticker a { color: white; text-decoration: none; margin: 0 15px; }

/* --- Main Layout --- */
.container { max-width: 1200px; margin: 30px auto; padding: 0 20px; }

/* Intro & Info Box */
.intro-section { text-align: center; margin-bottom: 30px; }
.intro-section h2 { color: var(--primary-color); font-size: 2rem; margin-bottom: 10px; }
.info-box { background: var(--card-bg); padding: 25px; border-radius: 8px; margin: 25px 0; border-left: 5px solid var(--primary-color); text-align: left; box-shadow: 0 4px 10px rgba(0,0,0,0.05); }
.feature-list { list-style: none; display: flex; gap: 20px; flex-wrap: wrap; margin-top: 15px; }
.feature-list li i { color: var(--secondary-color); margin-right: 5px; }

/* Portal Grid */
.portal-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 25px; }
.card { background: var(--card-bg); padding: 30px; text-align: center; border-radius: 10px; box-shadow: 0 5px 15px var(--card-shadow); border-top: 5px solid var(--secondary-color); }
.card-icon { font-size: 3rem; color: var(--primary-color); margin-bottom: 15px; }
.btn-card { display: inline-block; padding: 10px 25px; background-color: var(--primary-color); color: white; text-decoration: none; border-radius: 5px; margin-top: 15px; }
.btn-card:hover { background-color: var(--secondary-color); color: #000; }

/* --- Content Sections (About, Exams, Contact) --- */
.content-section {
    padding: 50px 30px; margin: 40px 0; background: var(--card-bg);
    border-radius: 8px; box-shadow: 0 2px 5px var(--card-shadow); border-left: 5px solid var(--primary-color);
}
.content-section h2 { color: var(--primary-color); margin-bottom: 20px; border-bottom: 1px solid #eee; padding-bottom: 10px; }

/* Grids inside Sections */
.objectives-grid, .contact-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 20px; }
.obj-box { background: rgba(0,0,0,0.03); padding: 20px; border-radius: 8px; }
.obj-box h4 { color: var(--secondary-color); margin-bottom: 10px; }

/* Lists */
.info-list { list-style: none; }
.info-list li { padding: 10px 0; border-bottom: 1px solid rgba(0,0,0,0.1); }
.info-list li i { color: var(--secondary-color); margin-right: 10px; width: 25px; }

/* Flat Cards (Student Corner) */
.flat-card { box-shadow: none; border: 1px solid #ddd; border-top: 4px solid var(--primary-color); text-align: left; padding: 20px; }
.link-arrow { color: var(--primary-color); font-weight: bold; text-decoration: none; display: inline-block; margin-top: 10px; }

/* --- Footer --- */
footer { background: var(--footer-bg); color: var(--footer-text); padding: 40px 0 0; margin-top: 50px; }
.footer-content { display: flex; justify-content: space-around; flex-wrap: wrap; max-width: 1200px; margin: 0 auto; padding-bottom: 30px; }
.footer-section h4 { color: var(--secondary-color); margin-bottom: 15px; }
.footer-section p, .footer-section a { color: var(--footer-text); text-decoration: none; display: block; margin-bottom: 8px; font-size: 0.9rem; }
.footer-bottom { background-color: rgba(0,0,0,0.2); text-align: center; padding: 15px; }

/* =========================================
   ADD THIS TO THE BOTTOM OF STYLE.CSS
   ========================================= */

/* --- Main Website Layout --- */
.main-layout {
    display: grid;
    grid-template-columns: 2fr 1fr; /* Left takes 2 parts, Right takes 1 part */
    gap: 30px;
    margin-top: 20px;
}

/* On mobile, stack them */
@media (max-width: 768px) {
    .main-layout {
        grid-template-columns: 1fr;
    }
}

/* --- Tabbed Interface --- */
.tab-container {
    background: var(--card-bg);
    border-radius: 8px;
    box-shadow: 0 2px 5px var(--card-shadow);
    overflow: hidden;
}

.tabs {
    display: flex;
    background: #e0e0e0;
    border-bottom: 2px solid var(--primary-color);
}

.tab-btn {
    flex: 1;
    padding: 15px;
    border: none;
    background: transparent;
    cursor: pointer;
    font-weight: bold;
    font-size: 1rem;
    color: #555;
    transition: all 0.3s;
}

.tab-btn:hover {
    background: rgba(0,0,0,0.05);
}

.tab-btn.active {
    background: var(--primary-color);
    color: white;
}

.tab-content {
    display: none; /* Hidden by default */
    padding: 20px;
    animation: fadeIn 0.5s;
}

.tab-content.active {
    display: block; /* Shown when active */
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* Notification Lists inside Tabs */
.notification-list {
    list-style: none;
}

.notification-list li {
    padding: 12px 0;
    border-bottom: 1px solid rgba(0,0,0,0.1);
    display: flex;
    gap: 15px;
    align-items: baseline;
}

.notification-list .date {
    background: var(--secondary-color);
    color: black;
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 0.8rem;
    font-weight: bold;
    min-width: 70px;
    text-align: center;
}

.notification-list a {
    text-decoration: none;
    color: var(--text-color);
    font-weight: 500;
}

.notification-list a:hover {
    color: var(--primary-color);
    text-decoration: underline;
}

.new-tag {
    color: red;
    font-size: 0.7rem;
    font-weight: bold;
    animation: blink 1s infinite;
}

@keyframes blink {
    50% { opacity: 0; }
}

/* --- Sidebar Styling --- */
.sidebar-box {
    background: var(--card-bg);
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 5px var(--card-shadow);
    margin-bottom: 20px;
    border-top: 4px solid var(--secondary-color);
}

.sidebar-box h3 {
    color: var(--primary-color);
    border-bottom: 1px solid rgba(0,0,0,0.1);
    padding-bottom: 10px;
    margin-bottom: 15px;
}

.sidebar-links {
    list-style: none;
}

.sidebar-links li {
    margin-bottom: 10px;
}

.sidebar-links a {
    text-decoration: none;
    color: var(--text-color);
    font-size: 0.95rem;
}

.sidebar-links a:hover {
    color: var(--secondary-color);
    padding-left: 5px; /* Slide effect */
}
/* =========================================
   RESULTS PAGE STYLES
   ========================================= */

/* Header Strip for Form */
.result-header-strip {
    background-color: #cc0000; /* Official Red color */
    color: white;
    padding: 10px;
    text-align: center;
    font-weight: bold;
    border-radius: 4px 4px 0 0;
    margin: -30px -30px 20px -30px; /* Pull to edges of container */
}

/* Captcha Box */
.captcha-box {
    background: #e0e0e0;
    padding: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    border-radius: 4px;
}

.btn-group {
    display: flex;
    justify-content: space-between;
}

/* Mark Sheet Styling */
.result-card {
    background: white;
    padding: 40px;
    max-width: 800px;
    margin: 0 auto;
    border: 2px solid #333;
    position: relative;
    color: black; /* Force black text for realism */
}

/* Watermark Effect */
.watermark {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) rotate(-45deg);
    font-size: 10rem;
    color: rgba(0,0,0,0.05);
    font-weight: bold;
    z-index: 0;
    pointer-events: none;
}

.student-details {
    margin: 20px 0;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
    border-bottom: 2px solid #333;
    padding-bottom: 20px;
}

.marks-table {
    width: 100%;
    border-collapse: collapse;
    z-index: 1;
    position: relative;
}

.marks-table th, .marks-table td {
    border: 1px solid #333;
    padding: 10px;
    text-align: center;
}

.marks-table th {
    background-color: #f2f2f2;
    color: black;
}

.final-result {
    margin-top: 20px;
    text-align: right;
    font-size: 1.2rem;
    border-top: 2px solid #333;
    padding-top: 10px;
}

/* =========================================
   PARIKSHA SANGAM STYLES
   ========================================= */

.sangam-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 30px;
}

.sangam-column {
    background: var(--card-bg);
    padding: 30px 20px;
    border-radius: 15px;
    text-align: center;
    box-shadow: 0 4px 15px var(--card-shadow);
    transition: transform 0.3s;
    position: relative;
    overflow: hidden;
}

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

.river-icon {
    font-size: 3.5rem;
    margin-bottom: 10px;
}

.river-name {
    font-size: 0.9rem;
    font-style: italic;
    opacity: 0.8;
    margin-bottom: 25px;
}

/* Specific Colors for the 3 Rivers */

/* Ganga - Schools (Usually Greenish/Teal) */
.school-col { border-top: 6px solid #2ecc71; }
.school-col .river-icon { color: #2ecc71; }
.school-col h3 { color: #27ae60; }

/* Yamuna - Regional (Usually Blue) */
.region-col { border-top: 6px solid #3498db; }
.region-col .river-icon { color: #3498db; }
.region-col h3 { color: #2980b9; }

/* Saraswati - HO (Usually Purple/Dark Blue) */
.ho-col { border-top: 6px solid #9b59b6; }
.ho-col .river-icon { color: #9b59b6; }
.ho-col h3 { color: #8e44ad; }


/* Link Lists inside Columns */
.link-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.link-list a {
    display: block;
    padding: 10px;
    background: rgba(0,0,0,0.03);
    color: var(--text-color);
    text-decoration: none;
    border-radius: 5px;
    font-weight: 500;
    transition: background 0.3s;
    border-left: 3px solid transparent;
}

.link-list a:hover {
    background: var(--secondary-color);
    color: #000;
    border-left: 3px solid #000;
}

/* =========================================
   TRAINING TRIVENI STYLES
   ========================================= */

/* Filter Bar */
.filter-section {
    background: var(--card-bg);
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 5px var(--card-shadow);
    margin-bottom: 30px;
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}

.filter-section input, .filter-section select {
    padding: 10px;
    border: 1px solid #ccc;
    border-radius: 5px;
    flex: 1;
    min-width: 200px;
}

/* Grid Layout */
.training-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 20px;
}

/* Individual Card Styling */
.training-card {
    background: var(--card-bg);
    border-radius: 8px;
    box-shadow: 0 4px 10px var(--card-shadow);
    display: flex;
    align-items: center;
    padding: 20px;
    position: relative;
    border-left: 5px solid var(--primary-color);
    transition: transform 0.2s;
}

.training-card:hover {
    transform: translateY(-5px);
}

/* Status Badge (Open/Closed) */
.status-badge {
    position: absolute;
    top: 10px;
    right: 10px;
    font-size: 0.7rem;
    padding: 4px 8px;
    border-radius: 10px;
    color: white;
    font-weight: bold;
    text-transform: uppercase;
}

.status-badge.open { background-color: #27ae60; }
.status-badge.closed { background-color: #c0392b; }

/* Date Box (Left Side) */
.t-date {
    background: var(--bg-color);
    border: 2px solid var(--primary-color);
    border-radius: 8px;
    padding: 10px;
    text-align: center;
    min-width: 70px;
    margin-right: 20px;
}

.d-day {
    display: block;
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--primary-color);
    line-height: 1;
}

.d-month {
    display: block;
    font-size: 0.8rem;
    font-weight: bold;
    color: var(--text-color);
}

/* Details Section */
.t-details {
    flex: 1;
}

.t-details h3 {
    font-size: 1.1rem;
    margin-bottom: 5px;
    color: var(--text-color);
}

.t-details p {
    font-size: 0.85rem;
    margin-bottom: 3px;
    color: #666;
}

/* Register Button */
.btn-register {
    padding: 8px 15px;
    background-color: var(--secondary-color);
    color: #000;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-weight: bold;
    margin-left: 10px;
}

.btn-register:hover {
    opacity: 0.8;
}

.btn-register.disabled {
    background-color: #ccc;
    cursor: not-allowed;
    color: #fff;
}

/* =========================================
   CUSTOM SYSTEM POPUP (MODAL)
   ========================================= */

/* The Dark Overlay */
.modal-overlay {
    display: none; /* Hidden by default */
    position: fixed;
    z-index: 2000; /* Sit on top of everything */
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.6); /* Black with opacity */
    backdrop-filter: blur(3px); /* Blur the background */
    align-items: center;
    justify-content: center;
    animation: fadeIn 0.3s;
}

/* The Box Itself */
.modal-box {
    background-color: var(--card-bg);
    padding: 0;
    border-radius: 8px;
    width: 90%;
    max-width: 450px;
    box-shadow: 0 10px 25px rgba(0,0,0,0.3);
    border-top: 6px solid var(--secondary-color);
    position: relative;
    animation: slideUp 0.3s;
}

/* Modal Header */
.modal-header {
    padding: 15px 20px;
    border-bottom: 1px solid rgba(0,0,0,0.1);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-header h3 {
    margin: 0;
    color: var(--primary-color);
    font-size: 1.1rem;
}

/* Modal Body */
.modal-body {
    padding: 20px;
    color: var(--text-color);
    font-size: 0.95rem;
}

/* Modal Footer (Buttons) */
.modal-footer {
    padding: 10px 20px 20px;
    text-align: right;
}

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