:root {
    --primary-blue: #0f3057;
    --secondary-blue: #168aad;
    --gold: #d4af37;
    --gold-hover: #aa8436;
    --accent-glow: rgba(212, 175, 55, 0.3);
    --bg-light: #f8f9fa;
    --bg-card-light: rgba(255, 255, 255, 0.95);
    --text-dark: #1e293b;
    --text-muted: #64748b;
    --border-light: rgba(15, 48, 87, 0.08);
    
    --bg-dark-base: #0f172a;
    --bg-card-dark: rgba(30, 41, 59, 0.95);
    --text-light: #f1f5f9;
    --text-muted-dark: #94a3b8;
    --border-dark: rgba(255, 255, 255, 0.08);

    --dynamic-bg: var(--bg-light);
    --dynamic-card-bg: var(--bg-card-light);
    --dynamic-text: var(--text-dark);
    --dynamic-text-muted: var(--text-muted);
    --dynamic-border: var(--border-light);
    --glass-blur: blur(16px);
    --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.12);
    --transition-smooth: all 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

body.dark-theme {
    --dynamic-bg: var(--bg-dark-base);
    --dynamic-card-bg: var(--bg-card-dark);
    --dynamic-text: var(--text-light);
    --dynamic-text-muted: var(--text-muted-dark);
    --dynamic-border: var(--border-dark);
    color-scheme: dark;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Poppins', sans-serif;
}

html {
    scroll-behavior: smooth;
    overflow-x: hidden;
    width: 100%;
    max-width: 100%;
}

body {
    background-color: var(--dynamic-bg);
    color: var(--dynamic-text);
    transition: var(--transition-smooth);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

/* Loading Preloader overlay */
#preloader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--primary-blue);
    z-index: 9999;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
    transition: opacity 0.4s ease, visibility 0.4s ease;
}
.spinner {
    width: 50px;
    height: 50px;
    border: 5px solid rgba(255, 255, 255, 0.1);
    border-top: 5px solid var(--gold);
    border-radius: 50% !important;
    animation: spin 1s linear infinite;
}
.preloader-text {
    color: white;
    margin-top: 15px;
    font-family: 'Cinzel', serif;
    letter-spacing: 2px;
    font-size: 0.9rem;
}
@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Sticky Navigation Bar */
.navbar {
    width: 100%;
    background: var(--dynamic-card-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border-bottom: 1px solid var(--dynamic-border);
    padding: 15px 5%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
    z-index: 100;
}
.logo-area {
    display: flex;
    align-items: center;
    text-decoration: none;
    color: inherit;
}
.logo-icon {
    background: linear-gradient(135deg, var(--primary-blue), var(--secondary-blue));
    color: var(--gold);
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    margin-right: 12px;
    border: 2px solid var(--gold);
    font-size: 1.1rem;
}
.logo-text h1 {
    font-size: 1.1rem;
    font-weight: bold;
    color: var(--primary-blue);
    line-height: 1.2;
    font-family: 'Cinzel', serif;
}
body.dark-theme .logo-text h1 {
    color: white;
}
.logo-text span {
    font-size: 0.65rem;
    display: block;
    color: var(--gold);
    letter-spacing: 1px;
    text-transform: uppercase;
    font-weight: 600;
}
.theme-toggle-btn {
    background: none;
    border: none;
    color: var(--dynamic-text);
    cursor: pointer;
    font-size: 1.25rem;
    padding: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-smooth);
}

/* Page Workspace Frame */
.viewport-wrapper {
    width: 90%;
    max-width: 1200px;
    margin: 40px auto;
    flex-grow: 1;
}

/* GUEST & DENIED STATUS CARDS */
.status-card {
    max-width: 550px;
    margin: 60px auto;
    padding: 50px 40px;
    text-align: center;
    background: var(--dynamic-card-bg);
    border: 1px solid var(--dynamic-border);
    border-radius: 16px;
    box-shadow: var(--shadow-md);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
}
.status-card i {
    font-size: 4rem;
    color: var(--gold);
    margin-bottom: 20px;
}
.status-card h2 {
    font-family: 'Cinzel', serif;
    font-size: 1.5rem;
    color: var(--primary-blue);
    margin-bottom: 12px;
}
body.dark-theme .status-card h2 {
    color: white;
}
.status-card p {
    font-size: 0.9rem;
    color: var(--dynamic-text-muted);
    line-height: 1.6;
    margin-bottom: 30px;
}

/* Admission Layout Split Columns */
.admission-layout {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 40px;
    align-items: flex-start;
}
.card-glass {
    background: var(--dynamic-card-bg);
    border: 1px solid var(--dynamic-border);
    border-radius: 16px;
    padding: 40px;
    box-shadow: var(--shadow-md);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
}
.card-title {
    font-family: 'Cinzel', serif;
    font-size: 1.4rem;
    color: var(--primary-blue);
    margin-bottom: 15px;
    border-bottom: 1px solid var(--dynamic-border);
    padding-bottom: 10px;
}
body.dark-theme .card-title {
    color: white;
}

/* Form styling */
.form-group {
    margin-bottom: 20px;
    text-align: left;
}
.form-group label {
    display: block;
    font-size: 0.8rem;
    font-weight: 600;
    margin-bottom: 6px;
    color: var(--dynamic-text);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}
.form-control {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--dynamic-border);
    background: var(--dynamic-bg);
    color: var(--dynamic-text);
    border-radius: 8px;
    outline: none;
    font-size: 0.9rem;
    transition: var(--transition-smooth);
}
.form-control:focus {
    border-color: var(--secondary-blue);
    box-shadow: 0 0 0 3px rgba(22, 138, 173, 0.15);
}

/* Admission Type Selector Radio Tabs */
.type-selector {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
    margin-bottom: 20px;
}
.type-option {
    border: 1px solid var(--dynamic-border);
    background: var(--dynamic-bg);
    padding: 15px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    cursor: pointer;
    font-weight: bold;
    font-size: 0.9rem;
    transition: var(--transition-smooth);
    user-select: none;
    text-align: center;
}
.type-option.selected {
    border-color: var(--gold);
    background: rgba(212, 175, 55, 0.08);
    color: var(--gold-hover);
}

/* Dynamically Injected Transfer Fields */
.transfer-fields {
    background: rgba(22, 138, 173, 0.03);
    border-left: 3px solid var(--secondary-blue);
    padding: 15px;
    border-radius: 8px;
    margin-bottom: 20px;
    display: none;
}

/* Multi CNIC & FormB Uploader Grid */
.uploader-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 15px;
    margin-bottom: 20px;
}
.uploader-wrapper {
    display: flex;
    flex-direction: column;
    gap: 8px;
}
.upload-status {
    font-size: 0.75rem;
    color: var(--secondary-blue);
    font-weight: 600;
}

/* Sidebar Guidelines List */
.guidelines-list {
    list-style: none;
    margin-top: 15px;
}
.guidelines-list li {
    margin-bottom: 15px;
    font-size: 0.85rem;
    color: var(--dynamic-text-muted);
    display: flex;
    align-items: flex-start;
    gap: 10px;
    line-height: 1.5;
}
.guidelines-list li i {
    color: var(--gold-hover);
    font-size: 1rem;
    margin-top: 2px;
}

/* Action Buttons */
.submit-btn {
    width: 100%;
    padding: 14px;
    border: none;
    border-radius: 8px;
    background: linear-gradient(135deg, var(--primary-blue), var(--secondary-blue));
    color: white;
    font-weight: bold;
    font-size: 1rem;
    cursor: pointer;
    transition: var(--transition-smooth);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 8px;
}
.submit-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    opacity: 0.95;
}
.submit-btn:disabled {
    background: var(--text-muted);
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

/* Success Dialog Modal */
.modal-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(15, 23, 42, 0.75);
    backdrop-filter: blur(8px);
    z-index: 1100;
    align-items: center;
    justify-content: center;
    padding: 20px;
}
.modal-card {
    background: var(--dynamic-card-bg);
    border: 1px solid var(--gold);
    border-radius: 16px;
    padding: 35px;
    max-width: 500px;
    width: 100%;
    text-align: center;
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.2);
}
.modal-card i {
    font-size: 3rem;
    color: var(--gold);
    margin-bottom: 20px;
}
.modal-card h3 {
    font-family: 'Cinzel', serif;
    font-size: 1.4rem;
    color: var(--primary-blue);
    margin-bottom: 12px;
}
body.dark-theme .modal-card h3 {
    color: white;
}
.modal-card p {
    font-size: 0.9rem;
    color: var(--dynamic-text-muted);
    line-height: 1.6;
    margin-bottom: 25px;
}
.modal-btn {
    background: var(--primary-blue);
    color: white;
    border: none;
    padding: 12px 30px;
    border-radius: 30px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-smooth);
}
.modal-btn:hover {
    background: var(--secondary-blue);
}

/* Toast Feedback overlay */
.notification-toast {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background: var(--primary-blue);
    color: white;
    border-left: 5px solid var(--gold);
    padding: 15px 25px;
    border-radius: 4px;
    box-shadow: var(--shadow-lg);
    z-index: 1200;
    display: flex;
    align-items: center;
    gap: 12px;
    transform: translateY(150%);
    transition: var(--transition-smooth);
    font-size: 0.9rem;
}
.notification-toast.show {
    transform: translateY(0);
}

.footer {
    width: 100%;
    background: #081a30;
    color: #94a3b8;
    padding: 20px 0;
    text-align: center;
    font-size: 0.8rem;
    border-top: 3px solid var(--gold);
    margin-top: auto;
}

@media (max-width: 992px) {
    .admission-layout {
        grid-template-columns: 1fr;
        gap: 30px;
    }
}
@media (max-width: 768px) {
    input, select, textarea, .form-control {
        font-size: 16px !important;
    }
    .card-glass {
        padding: 30px 20px;
    }
    .uploader-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
}