/*
╔═══════════════════════════════════════════════════════════════╗
║  AESTHETICS BY HA - SHARED STYLESHEET                         ║
║  Purpose: Clean, elegant, responsive design                   ║
║  Author: Aesthetics by HA Development Team                    ║
║  Color Scheme: Gold, White, Neutral (inspired by logo)        ║
╚═══════════════════════════════════════════════════════════════╝
*/

/* ==================== CSS Variables ==================== */
:root {
    /* Primary Colors - inspired by logo (gold theme) */
    --primary-gold: #C9A961;
    --primary-dark: #1a1a1a;
    --primary-light: #faf8f5;
    --secondary-gold: #D4B57C;
    --accent-gold: #B8985F;
    
    /* Neutral Colors */
    --white: #ffffff;
    --off-white: #f9f7f4;
    --gray-50: #fafaf9;
    --gray-100: #f5f5f4;
    --gray-200: #e7e5e4;
    --gray-300: #d6d3d1;
    --gray-600: #57534e;
    --gray-700: #44403c;
    --gray-800: #292524;
    --gray-900: #1c1917;
    
    /* Status Colors */
    --success: #16a34a;
    --error: #dc2626;
    --warning: #ea580c;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 0.75rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;
    
    /* Border Radius */
    --radius-sm: 6px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-full: 50%;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    --shadow-gold: 0 4px 14px 0 rgba(201, 169, 97, 0.25);
    
    /* Transitions */
    --transition: all 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: var(--gray-800);
    background-color: var(--primary-light);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    overflow-x: hidden;
}

main {
    flex: 1;
}

/* ==================== Container ==================== */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

/* ==================== Navbar ==================== */
.navbar {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: var(--spacing-md) 0;
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.logo-wrapper {
    width: 55px;
    height: 55px;
    border-radius: var(--radius-full);
    background: linear-gradient(135deg, var(--primary-gold), var(--secondary-gold));
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-gold);
    transition: var(--transition);
    overflow: hidden;
}

.logo-wrapper:hover {
    transform: scale(1.05) rotate(5deg);
    box-shadow: 0 8px 20px rgba(201, 169, 97, 0.35);
}

.logo {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.clinic-name {
    font-size: 1.35rem;
    font-weight: 700;
    color: var(--primary-dark);
    letter-spacing: 0.5px;
}

.nav-menu {
    display: flex;
    gap: var(--spacing-xl);
    align-items: center;
}

.nav-link {
    color: var(--gray-700);
    text-decoration: none;
    font-weight: 600;
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--radius-sm);
    transition: var(--transition);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--primary-gold);
    transition: var(--transition);
    transform: translateX(-50%);
}

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

.nav-link:hover {
    color: var(--primary-gold);
}

.nav-link.active {
    color: var(--primary-gold);
    background: rgba(201, 169, 97, 0.1);
}

/* Hamburger Menu */
.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-xs);
}

.hamburger span {
    width: 28px;
    height: 3px;
    background: var(--primary-gold);
    border-radius: 2px;
    transition: var(--transition);
}

.hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
}

.hamburger.active span:nth-child(2) {
    opacity: 0;
}

.hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
}

/* ==================== Hero Section ==================== */
.hero {
    position: relative;
    min-height: 100vh;
    background-image: linear-gradient(135deg, rgba(26, 26, 26, 0.5), rgba(201, 169, 97, 0.4)),
                      url('../clinic.jpg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    background-attachment: fixed;
    display: flex;
    align-items: center;
    padding: var(--spacing-3xl) 0;
    animation: fadeIn 1s ease-in;
}

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

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(26, 26, 26, 0.4), rgba(201, 169, 97, 0.3));
}

.hero-container {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: var(--spacing-3xl);
    align-items: center;
}

.hero-content {
    color: var(--white);
    animation: slideInLeft 0.8s ease-out;
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: var(--spacing-lg);
    background: linear-gradient(135deg, var(--white), var(--secondary-gold));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.25rem;
    line-height: 1.8;
    margin-bottom: var(--spacing-xl);
    opacity: 0.95;
    color: var(--gray-100);
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.hero-info {
    animation: slideInRight 0.8s ease-out;
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.info-card {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    padding: var(--spacing-2xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    border: 1px solid rgba(201, 169, 97, 0.3);
}

.info-item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-lg);
    border-bottom: 1px solid var(--gray-200);
}

.info-item:last-child {
    margin-bottom: 0;
    padding-bottom: 0;
    border-bottom: none;
}

.info-icon {
    font-size: 2rem;
    flex-shrink: 0;
}

.info-item h3 {
    font-size: 1.125rem;
    margin-bottom: var(--spacing-xs);
    color: var(--primary-gold);
    font-weight: 700;
}

.info-item p {
    color: var(--gray-700);
    line-height: 1.6;
}

.social-links {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.social-link {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-xs) var(--spacing-md);
    background: rgba(201, 169, 97, 0.1);
    color: var(--gray-700);
    text-decoration: none;
    border-radius: var(--radius-sm);
    transition: var(--transition);
    font-weight: 600;
    font-size: 0.95rem;
}

.social-link:hover {
    background: var(--primary-gold);
    color: var(--white);
    transform: translateX(5px);
}

.social-icon {
    font-size: 1.2rem;
}

.social-link svg.social-icon {
    width: 18px;
    height: 18px;
    vertical-align: middle;
}

.footer-social-link svg.social-icon {
    width: 20px;
    height: 20px;
    vertical-align: middle;
}

/* ==================== Services Section ==================== */
.services-section {
    padding: var(--spacing-3xl) 0;
    background: var(--white);
}

.section-title {
    text-align: center;
    font-size: 2.75rem;
    font-weight: 800;
    color: var(--primary-dark);
    margin-bottom: var(--spacing-md);
}

.section-subtitle {
    text-align: center;
    font-size: 1.125rem;
    color: var(--gray-600);
    margin-bottom: var(--spacing-3xl);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
}

.feature-card {
    background: var(--gray-50);
    padding: var(--spacing-2xl);
    border-radius: var(--radius-lg);
    text-align: center;
    transition: var(--transition);
    border: 2px solid transparent;
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-gold);
    border-color: var(--primary-gold);
    background: var(--white);
}

.feature-icon {
    font-size: 3.5rem;
    margin-bottom: var(--spacing-lg);
}

.feature-card h3 {
    font-size: 1.5rem;
    color: var(--primary-gold);
    margin-bottom: var(--spacing-sm);
    font-weight: 700;
}

.feature-card p {
    color: var(--gray-700);
    line-height: 1.7;
}

/* ==================== Buttons ==================== */
.btn {
    display: inline-block;
    padding: var(--spacing-md) var(--spacing-2xl);
    font-size: 1rem;
    font-weight: 600;
    text-align: center;
    text-decoration: none;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: var(--transition);
    font-family: inherit;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-gold), var(--secondary-gold));
    color: var(--white);
    box-shadow: var(--shadow-gold);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(201, 169, 97, 0.4);
}

.btn-secondary {
    background: transparent;
    color: var(--white);
    border: 2px solid var(--white);
}

.btn-secondary:hover {
    background: var(--white);
    color: var(--primary-gold);
}

.btn-block {
    display: block;
    width: 100%;
}

.btn-sm {
    padding: var(--spacing-xs) var(--spacing-md);
    font-size: 0.875rem;
}

.btn-search {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.search-icon {
    font-size: 1.1rem;
}

.btn:focus-visible {
    outline: 3px solid rgba(201, 169, 97, 0.4);
    outline-offset: 2px;
}

/* ==================== Cards ==================== */
.card {
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    padding: var(--spacing-2xl);
    margin-bottom: var(--spacing-xl);
}

.card-logo {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.logo-large {
    width: 100px;
    height: 100px;
    object-fit: contain;
    border-radius: var(--radius-full);
}

.card-title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-dark);
    margin-bottom: var(--spacing-sm);
    text-align: center;
}

.card-subtitle {
    color: var(--gray-600);
    text-align: center;
    margin-bottom: var(--spacing-xl);
    font-size: 1rem;
}

.card-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
    padding-bottom: var(--spacing-lg);
    border-bottom: 2px solid var(--gray-200);
}

.student-icon {
    font-size: 2.5rem;
    width: 65px;
    height: 65px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-gold), var(--secondary-gold));
    border-radius: var(--radius-full);
    box-shadow: var(--shadow-gold);
}

/* ==================== Forms ==================== */
.form {
    max-width: 100%;
}

.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-group label {
    display: block;
    font-weight: 600;
    color: var(--gray-800);
    margin-bottom: var(--spacing-xs);
    font-size: 0.95rem;
}

.form-input {
    width: 100%;
    padding: var(--spacing-md);
    font-size: 1rem;
    font-family: inherit;
    border: 2px solid var(--gray-300);
    border-radius: var(--radius-md);
    transition: var(--transition);
    background: var(--white);
}

.form-input:focus {
    outline: none;
    border-color: var(--primary-gold);
    box-shadow: 0 0 0 3px rgba(201, 169, 97, 0.1);
}

.form-input::placeholder {
    color: var(--gray-400);
}

.password-wrapper {
    position: relative;
}

.password-toggle {
    position: absolute;
    right: var(--spacing-sm);
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-xs);
    opacity: 0.6;
    transition: var(--transition);
}

.password-toggle:hover {
    opacity: 1;
}

.toggle-icon {
    font-size: 1.3rem;
}

/* Search Form Styles */
.search-wrapper {
    display: flex;
    gap: var(--spacing-sm);
    align-items: flex-end;
}

.search-input {
    flex: 1;
}

/* ==================== Messages ==================== */
.error-message {
    color: var(--error);
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: var(--spacing-md);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-sm);
    background: rgba(220, 38, 38, 0.1);
    border-left: 4px solid var(--error);
    display: none;
}

.error-message.show {
    display: block;
    animation: shake 0.5s;
}

.success-message {
    color: var(--success);
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: var(--spacing-md);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-sm);
    background: rgba(22, 163, 74, 0.1);
    border-left: 4px solid var(--success);
    display: none;
}

.success-message.show {
    display: block;
    animation: slideIn 0.3s;
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-10px); }
    75% { transform: translateX(10px); }
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ==================== Demo Credentials ==================== */
.demo-credentials {
    margin-top: var(--spacing-xl);
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--gray-200);
}

.demo-note {
    font-size: 0.875rem;
    color: var(--gray-600);
    text-align: center;
    line-height: 1.6;
}

.demo-note code {
    background: var(--gray-100);
    padding: 2px 8px;
    border-radius: var(--radius-sm);
    color: var(--primary-gold);
    font-weight: 600;
    font-size: 0.9rem;
}

/* ==================== Admin Page ==================== */
.admin-main {
    padding: var(--spacing-3xl) 0;
    min-height: calc(100vh - 200px);
}

.login-card {
    max-width: 480px;
    margin: var(--spacing-2xl) auto;
}

.forgot-password {
    text-align: center;
    margin-top: var(--spacing-md);
}

.link-muted {
    color: var(--gray-600);
    font-size: 0.875rem;
    text-decoration: none;
    transition: var(--transition);
}

.link-muted:hover {
    color: var(--primary-gold);
}

.dashboard {
    max-width: 850px;
    margin: 0 auto;
}

.dashboard-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-xl);
    padding: var(--spacing-xl);
    background: linear-gradient(135deg, rgba(201, 169, 97, 0.1), rgba(212, 181, 124, 0.05));
    border-radius: var(--radius-lg);
    border: 2px solid var(--primary-gold);
}

.dashboard-header h2 {
    color: var(--primary-gold);
    font-size: 2rem;
    margin-bottom: var(--spacing-xs);
}

.dashboard-subtitle {
    color: var(--gray-600);
    font-size: 0.95rem;
}

/* Students List in Admin Panel */
#studentsListContainer {
    margin-top: var(--spacing-lg);
}

.empty-state {
    text-align: center;
    padding: var(--spacing-3xl) var(--spacing-lg);
    color: var(--gray-600);
}

.empty-icon {
    font-size: 4rem;
    margin-bottom: var(--spacing-lg);
    opacity: 0.5;
}

.student-item {
    background: var(--gray-50);
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-md);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
    transition: var(--transition);
}

.student-item:hover {
    border-color: var(--primary-gold);
    background: var(--white);
    box-shadow: var(--shadow-md);
}

.student-item-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-md);
    border-bottom: 2px solid var(--gray-200);
}

.student-item-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--primary-gold);
}

.student-item-actions {
    display: flex;
    gap: var(--spacing-sm);
}

.btn-edit {
    background: linear-gradient(135deg, #3b82f6, #2563eb);
    color: var(--white);
    padding: var(--spacing-xs) var(--spacing-md);
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-weight: 600;
    font-size: 0.875rem;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.btn-edit:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.4);
}

.btn-delete {
    background: linear-gradient(135deg, #ef4444, #dc2626);
    color: var(--white);
    padding: var(--spacing-xs) var(--spacing-md);
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-weight: 600;
    font-size: 0.875rem;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.btn-delete:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(239, 68, 68, 0.4);
}

.student-item-body {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
}

.student-detail {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.student-detail-label {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--gray-600);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.student-detail-value {
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--gray-800);
}

/* ==================== Student Page ==================== */
.student-main {
    padding: var(--spacing-3xl) 0;
    min-height: calc(100vh - 200px);
}

.page-title {
    text-align: center;
    font-size: 2.75rem;
    color: var(--primary-dark);
    margin-bottom: var(--spacing-sm);
    font-weight: 800;
}

.page-subtitle {
    text-align: center;
    font-size: 1.125rem;
    color: var(--gray-600);
    margin-bottom: var(--spacing-2xl);
}

.search-section {
    padding: var(--spacing-3xl) 0;
    background: var(--white);
}

.search-section .container {
    max-width: 800px;
}

.search-card {
    background: linear-gradient(135deg, rgba(201, 169, 97, 0.05), var(--white));
    border: 2px solid var(--primary-gold);
    box-shadow: var(--shadow-md);
}

.student-card {
    max-width: 700px;
    margin: var(--spacing-2xl) auto;
}

.student-content {
    padding: var(--spacing-lg) 0;
}

.info-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--gray-200);
    background: var(--gray-50);
    margin-bottom: var(--spacing-sm);
    border-radius: var(--radius-sm);
}

.info-row:last-child {
    margin-bottom: 0;
}

.info-label {
    font-weight: 700;
    color: var(--gray-800);
    font-size: 1.05rem;
}

.info-value {
    color: var(--primary-gold);
    font-weight: 600;
    font-size: 1.1rem;
}

.no-data-card {
    max-width: 550px;
    margin: var(--spacing-2xl) auto;
    text-align: center;
    padding: var(--spacing-3xl);
}

.no-data-icon {
    font-size: 5rem;
    margin-bottom: var(--spacing-xl);
    opacity: 0.5;
}

.no-data-card h3 {
    color: var(--gray-800);
    margin-bottom: var(--spacing-md);
    font-size: 1.5rem;
}

.muted-text {
    color: var(--gray-600);
    margin-bottom: var(--spacing-xl);
    line-height: 1.6;
}

/* ==================== Student Information Display Section ==================== */
.student-info-section {
    padding: var(--spacing-2xl) 0;
    background: var(--off-white);
}

.student-result {
    max-width: 800px;
    margin: 0 auto;
    animation: fadeInUp 0.5s ease;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.result-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
    border: 2px solid var(--primary-gold);
}

.result-header {
    background: linear-gradient(135deg, var(--primary-gold), var(--secondary-gold));
    padding: var(--spacing-xl);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    color: var(--white);
}

.result-icon {
    width: 55px;
    height: 55px;
    background: rgba(255, 255, 255, 0.25);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    font-weight: bold;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.15);
}

.result-header h2 {
    font-size: 1.75rem;
    font-weight: 700;
    margin: 0;
}

.result-body {
    padding: var(--spacing-2xl);
}

.result-body .info-row {
    display: grid;
    grid-template-columns: 140px 1fr;
    gap: var(--spacing-lg);
    padding: var(--spacing-lg);
    background: var(--gray-50);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-md);
    border-left: 4px solid var(--primary-gold);
    transition: var(--transition);
}

.result-body .info-row:hover {
    background: var(--white);
    box-shadow: var(--shadow-sm);
    transform: translateX(5px);
}

.result-body .info-row:last-child {
    margin-bottom: 0;
}

.result-body .info-label {
    font-weight: 600;
    color: var(--gray-700);
    font-size: 1rem;
}

.result-body .info-value {
    color: var(--primary-gold);
    font-weight: 700;
    font-size: 1.15rem;
}

.result-footer {
    background: rgba(201, 169, 97, 0.05);
    padding: var(--spacing-lg) var(--spacing-2xl);
    border-top: 1px solid var(--gray-200);
}

.info-note {
    margin: 0;
    color: var(--gray-600);
    font-size: 0.875rem;
    text-align: center;
    font-style: italic;
}

.error-card {
    max-width: 600px;
    margin: 0 auto;
    background: var(--white);
    padding: var(--spacing-3xl);
    border-radius: var(--radius-lg);
    text-align: center;
    box-shadow: var(--shadow-md);
    border: 2px solid var(--error);
    animation: fadeInUp 0.5s ease;
}

.error-icon {
    font-size: 4rem;
    margin-bottom: var(--spacing-lg);
    opacity: 0.8;
}

.error-card h3 {
    color: var(--error);
    font-size: 1.5rem;
    margin-bottom: var(--spacing-md);
    font-weight: 700;
}

.error-card p {
    color: var(--gray-700);
    font-size: 1rem;
    line-height: 1.6;
    margin: 0;
}

/* ==================== Footer ==================== */
.footer {
    background: var(--primary-dark);
    color: var(--white);
    padding: var(--spacing-2xl) 0;
    text-align: center;
    margin-top: auto;
    border-top: 3px solid var(--primary-gold);
}

.footer p {
    margin: var(--spacing-xs) 0;
}

.footer-social {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--spacing-xl);
    margin: var(--spacing-lg) 0;
    flex-wrap: wrap;
}

.footer-social-link {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    color: var(--white);
    text-decoration: none;
    padding: var(--spacing-sm) var(--spacing-lg);
    background: rgba(201, 169, 97, 0.2);
    border-radius: var(--radius-md);
    transition: var(--transition);
    font-weight: 600;
    border: 2px solid transparent;
}

.footer-social-link:hover {
    background: var(--primary-gold);
    border-color: var(--white);
    transform: translateY(-3px);
    box-shadow: var(--shadow-gold);
}

.footer-social-link .social-icon {
    font-size: 1.3rem;
}

.footer-note {
    font-size: 0.875rem;
    opacity: 0.7;
}

/* ==================== Responsive Design ==================== */
@media (max-width: 768px) {
    /* Hamburger Menu */
    .hamburger {
        display: flex;
    }
    
    .nav-menu {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--white);
        flex-direction: column;
        padding: var(--spacing-lg);
        box-shadow: var(--shadow-lg);
        display: none;
        gap: var(--spacing-sm);
    }
    
    .nav-menu.active {
        display: flex;
    }
    
    /* Hero Section */
    .hero {
        min-height: auto;
        padding: var(--spacing-2xl) 0;
    }
    
    .hero-container {
        grid-template-columns: 1fr;
        gap: var(--spacing-2xl);
    }
    
    .hero-title {
        font-size: 2.25rem;
    }
    
    .hero-subtitle {
        font-size: 1.05rem;
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
    }
    
    /* Typography */
    .section-title {
        font-size: 2rem;
    }
    
    .page-title {
        font-size: 2rem;
    }
    
    /* Cards */
    .card {
        padding: var(--spacing-lg);
    }
    
    /* Features Grid */
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    /* Dashboard Header */
    .dashboard-header {
        flex-direction: column;
        gap: var(--spacing-md);
        text-align: center;
    }
    
    /* Search Wrapper */
    .search-wrapper {
        flex-direction: column;
    }
    
    .btn-search {
        width: 100%;
        justify-content: center;
    }
    
    /* Student Result Cards */
    .result-body .info-row {
        grid-template-columns: 1fr;
        gap: var(--spacing-xs);
    }
    
    .result-header {
        padding: var(--spacing-lg);
    }
    
    .result-header h2 {
        font-size: 1.35rem;
    }
    
    .result-icon {
        width: 45px;
        height: 45px;
        font-size: 1.5rem;
    }
    
    .error-card {
        padding: var(--spacing-2xl) var(--spacing-lg);
    }
    
    /* Student List Items */
    .student-item-header {
        flex-direction: column;
        gap: var(--spacing-md);
        align-items: flex-start;
    }
    
    .student-item-actions {
        width: 100%;
    }
    
    .btn-edit,
    .btn-delete {
        flex: 1;
        justify-content: center;
    }
    
    .student-item-body {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .clinic-name {
        font-size: 1.1rem;
    }
    
    .hero-title {
        font-size: 1.85rem;
    }
    
    .card-title {
        font-size: 1.5rem;
    }
    
    .logo-wrapper {
        width: 45px;
        height: 45px;
    }
}

/* ==================== About Page Styles ==================== */
/* Note: About page styles have been moved to inline CSS in about.php */

/* ==================== Accessibility ==================== */
*:focus-visible {
    outline: 3px solid rgba(201, 169, 97, 0.5);
    outline-offset: 2px;
}

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