/* ============================================
   CSS CUSTOM PROPERTIES (Design Tokens)
   ============================================ */
:root {
    /* Primary Colors - Medical Blue/Teal */
    --primary-50: #e6f7ff;
    --primary-100: #b3e7ff;
    --primary-200: #80d8ff;
    --primary-300: #4dc9ff;
    --primary-400: #26bfff;
    --primary-500: #0099cc;
    --primary-600: #007ea6;
    --primary-700: #006380;
    --primary-800: #00495e;
    --primary-900: #002f3d;

    /* Accent - Teal/Cyan */
    --accent-50: #e0f7f5;
    --accent-100: #b3ece5;
    --accent-200: #80e0d4;
    --accent-300: #4dd4c3;
    --accent-400: #26cab7;
    --accent-500: #00bfa5;
    --accent-600: #009e89;
    --accent-700: #007d6d;
    --accent-800: #005c51;
    --accent-900: #003b35;

    /* Neutral Colors */
    --neutral-50: #f8fafc;
    --neutral-100: #f1f5f9;
    --neutral-200: #e2e8f0;
    --neutral-300: #cbd5e1;
    --neutral-400: #94a3b8;
    --neutral-500: #64748b;
    --neutral-600: #475569;
    --neutral-700: #334155;
    --neutral-800: #1e293b;
    --neutral-900: #0f172a;

    /* Semantic Colors */
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
    --info: #3b82f6;

    /* Typography */
    --font-primary: 'Plus Jakarta Sans', 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-secondary: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;
    --spacing-4xl: 6rem;

    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --radius-full: 9999px;

    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.07), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -4px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.05);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.15);

    /* Transitions */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 250ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 350ms cubic-bezier(0.4, 0, 0.2, 1);

    /* Layout */
    --container-max: 1200px;
    --header-height: 80px;
}

/* ============================================
   RESET & BASE STYLES
   ============================================ */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-primary);
    font-size: 1rem;
    line-height: 1.6;
    color: var(--neutral-700);
    background-color: #ffffff;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    text-decoration: none;
    color: inherit;
    transition: color var(--transition-fast);
}

ul, ol {
    list-style: none;
}

button {
    cursor: pointer;
    border: none;
    background: none;
    font-family: inherit;
    font-size: inherit;
}

input, select, textarea {
    font-family: inherit;
    font-size: inherit;
}

/* ============================================
   UTILITY CLASSES
   ============================================ */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

.highlight {
    color: var(--primary-500);
    position: relative;
}

.highlight::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 100%;
    height: 8px;
    background: var(--accent-100);
    border-radius: var(--radius-full);
    z-index: -1;
}

/* ============================================
   BUTTONS
   ============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-lg);
    font-weight: 600;
    font-size: 0.9rem;
    transition: all var(--transition-base);
    white-space: nowrap;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left 0.5s;
}

.btn:hover::before {
    left: 100%;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-500), var(--primary-600));
    color: #ffffff;
    box-shadow: 0 4px 15px rgba(0, 153, 204, 0.3);
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--primary-600), var(--primary-700));
    box-shadow: 0 6px 20px rgba(0, 153, 204, 0.4);
    transform: translateY(-2px);
}

.btn-outline {
    border: 2px solid var(--primary-500);
    color: var(--primary-500);
    background: transparent;
}

.btn-outline:hover {
    background: var(--primary-500);
    color: #ffffff;
    transform: translateY(-2px);
}

.btn-lg {
    padding: 1rem 2rem;
    font-size: 1rem;
}

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.85rem;
}

.btn-full {
    width: 100%;
    justify-content: center;
}

/* ============================================
   HEADER & NAVIGATION
   ============================================ */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    transition: all var(--transition-base);
}

/* Top Bar */
.top-bar {
    background: var(--primary-800);
    color: var(--primary-100);
    padding: 0.5rem 0;
    font-size: 0.8rem;
}

.top-bar-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.top-bar-left {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.top-bar-left i {
    margin-right: 0.3rem;
    color: var(--accent-300);
}

.separator {
    opacity: 0.3;
}

.emergency-link {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    color: #ffffff;
    font-weight: 600;
    padding: 0.3rem 0.8rem;
    background: var(--danger);
    border-radius: var(--radius-full);
    animation: pulse-emergency 2s infinite;
}

@keyframes pulse-emergency {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.8; }
}

.emergency-link:hover {
    background: #dc2626;
}

/* Navbar */
.navbar {
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--neutral-200);
    padding: 0.8rem 0;
    transition: all var(--transition-base);
}

.header.scrolled .navbar {
    box-shadow: var(--shadow-lg);
    padding: 0.5rem 0;
}

.header.scrolled .top-bar {
    transform: translateY(-100%);
    height: 0;
    padding: 0;
    overflow: hidden;
}

.nav-wrapper {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

/* Logo */
.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.logo-icon {
    width: 44px;
    height: 44px;
    background: linear-gradient(135deg, var(--primary-500), var(--accent-500));
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #ffffff;
    font-size: 1.2rem;
}

.logo-text {
    display: flex;
    flex-direction: column;
}

.logo-name {
    font-size: 1.15rem;
    font-weight: 800;
    color: var(--neutral-900);
    line-height: 1.2;
}

.logo-tagline {
    font-size: 0.7rem;
    color: var(--neutral-500);
    font-weight: 500;
}

/* Navigation Menu */
.nav-menu {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.nav-link {
    padding: 0.6rem 1rem;
    border-radius: var(--radius-md);
    font-weight: 500;
    font-size: 0.9rem;
    color: var(--neutral-600);
    transition: all var(--transition-fast);
    position: relative;
}

.nav-link:hover,
.nav-link.active {
    color: var(--primary-600);
    background: var(--primary-50);
}

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 20px;
    height: 3px;
    background: var(--primary-500);
    border-radius: var(--radius-full);
}

/* Nav Actions */
.nav-actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.btn-emergency {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.6rem 1.2rem;
    background: var(--danger);
    color: #ffffff;
    border-radius: var(--radius-full);
    font-weight: 600;
    font-size: 0.85rem;
    transition: all var(--transition-fast);
}

.btn-emergency:hover {
    background: #dc2626;
    transform: scale(1.05);
}

/* Mobile Toggle */
.mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 0.5rem;
}

.hamburger-line {
    width: 24px;
    height: 2.5px;
    background: var(--neutral-700);
    border-radius: var(--radius-full);
    transition: all var(--transition-base);
}

.mobile-toggle.active .hamburger-line:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.mobile-toggle.active .hamburger-line:nth-child(2) {
    opacity: 0;
}

.mobile-toggle.active .hamburger-line:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
    padding-top: calc(var(--header-height) + 80px);
    padding-bottom: 0;
    background: linear-gradient(180deg, var(--primary-50) 0%, #ffffff 100%);
    position: relative;
    overflow: hidden;
}

.hero-bg-pattern {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image:
        radial-gradient(circle at 20% 50%, rgba(0, 153, 204, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(0, 191, 165, 0.05) 0%, transparent 50%);
    pointer-events: none;
}

.hero-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
    align-items: center;
    min-height: 500px;
    padding: var(--spacing-2xl) 0;
}

/* Hero Content */
.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: var(--accent-50);
    border: 1px solid var(--accent-200);
    border-radius: var(--radius-full);
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--accent-700);
    margin-bottom: var(--spacing-lg);
}

.hero-badge i {
    color: var(--accent-500);
}

.hero-title {
    font-size: 3.2rem;
    font-weight: 800;
    line-height: 1.15;
    color: var(--neutral-900);
    margin-bottom: var(--spacing-lg);
}

.hero-description {
    font-size: 1.1rem;
    color: var(--neutral-600);
    line-height: 1.7;
    margin-bottom: var(--spacing-xl);
    max-width: 540px;
}

.hero-actions {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-2xl);
    flex-wrap: wrap;
}

.hero-trust {
    display: flex;
    gap: var(--spacing-xl);
    flex-wrap: wrap;
}

.trust-item {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.85rem;
    color: var(--neutral-600);
    font-weight: 500;
}

.trust-item i {
    color: var(--success);
}

/* Hero Visual */
.hero-visual {
    position: relative;
}

.hero-image-wrapper {
    position: relative;
}

.hero-image-placeholder {
    width: 100%;
    aspect-ratio: 4/3;
    background: linear-gradient(135deg, var(--primary-100), var(--accent-100));
    border-radius: var(--radius-2xl);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-md);
    border: 3px solid var(--primary-200);
}

.hero-image-placeholder i {
    font-size: 4rem;
    color: var(--primary-400);
}

.hero-image-placeholder span {
    font-weight: 600;
    color: var(--primary-600);
}

/* Floating Cards */
.floating-card {
    position: absolute;
    background: #ffffff;
    padding: 0.8rem 1.2rem;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    display: flex;
    align-items: center;
    gap: 0.8rem;
    animation: float 3s ease-in-out infinite;
}

.floating-card i {
    font-size: 1.3rem;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-md);
}

.floating-card strong {
    display: block;
    font-size: 1rem;
    color: var(--neutral-900);
}

.floating-card span {
    font-size: 0.75rem;
    color: var(--neutral-500);
}

.card-1 {
    top: 10%;
    right: -20px;
    animation-delay: 0s;
}

.card-1 i {
    background: var(--primary-50);
    color: var(--primary-500);
}

.card-2 {
    bottom: 15%;
    left: -20px;
    animation-delay: 1.5s;
}

.card-2 i {
    background: var(--accent-50);
    color: var(--accent-500);
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

/* Statistics Bar */
.stats-bar {
    background: #ffffff;
    margin-top: var(--spacing-2xl);
    padding: var(--spacing-2xl) 0;
    border-top: 1px solid var(--neutral-200);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-xl);
    text-align: center;
}

.stat-item {
    padding: var(--spacing-lg);
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--primary-600);
    line-height: 1;
    margin-bottom: 0.3rem;
}

.stat-number::after {
    content: '+';
    font-size: 1.5rem;
    color: var(--accent-500);
}

.stat-label {
    font-size: 0.9rem;
    color: var(--neutral-500);
    font-weight: 500;
}

/* ============================================
   SECTION HEADERS (Reusable)
   ============================================ */
.section-header {
    text-align: center;
    max-width: 600px;
    margin: 0 auto var(--spacing-3xl);
}

.section-subtitle {
    display: inline-block;
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--primary-500);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    margin-bottom: var(--spacing-sm);
}

.section-subtitle.light {
    color: var(--accent-300);
}

.section-title {
    font-size: 2.3rem;
    font-weight: 800;
    color: var(--neutral-900);
    margin-bottom: var(--spacing-md);
    line-height: 1.2;
}

.section-title.light {
    color: #ffffff;
}

.section-description {
    font-size: 1.05rem;
    color: var(--neutral-500);
    line-height: 1.7;
}

/* ============================================
   SERVICES SECTION
   ============================================ */
.services {
    padding: var(--spacing-4xl) 0;
    background: var(--neutral-50);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-xl);
}

.service-card {
    background: #ffffff;
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    border: 1px solid var(--neutral-200);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-500), var(--accent-500));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition-base);
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary-200);
}

.service-card:hover::before {
    transform: scaleX(1);
}

.service-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-50), var(--accent-50));
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--primary-500);
    margin-bottom: var(--spacing-lg);
    transition: all var(--transition-base);
}

.service-card:hover .service-icon {
    background: linear-gradient(135deg, var(--primary-500), var(--accent-500));
    color: #ffffff;
    transform: scale(1.1);
}

.service-title {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--neutral-900);
    margin-bottom: var(--spacing-sm);
}

.service-description {
    font-size: 0.9rem;
    color: var(--neutral-500);
    line-height: 1.6;
    margin-bottom: var(--spacing-md);
}

.service-features {
    margin-bottom: var(--spacing-lg);
}

.service-features li {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.85rem;
    color: var(--neutral-600);
    padding: 0.3rem 0;
}

.service-features li i {
    color: var(--success);
    font-size: 0.75rem;
}

.service-link {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--primary-500);
    transition: all var(--transition-fast);
}

.service-link:hover {
    color: var(--primary-700);
    gap: 0.7rem;
}

/* ============================================
   DOCTORS SECTION
   ============================================ */
.doctors {
    padding: var(--spacing-4xl) 0;
    background: #ffffff;
}

.doctors-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-xl);
}

.doctor-card {
    background: #ffffff;
    border-radius: var(--radius-xl);
    border: 1px solid var(--neutral-200);
    overflow: hidden;
    display: flex;
    transition: all var(--transition-base);
}

.doctor-card:hover {
    box-shadow: var(--shadow-xl);
    transform: translateY(-3px);
    border-color: var(--primary-200);
}

.doctor-image {
    width: 180px;
    min-height: 260px;
    background: linear-gradient(135deg, var(--primary-100), var(--accent-100));
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    position: relative;
    flex-shrink: 0;
}

.doctor-photo-placeholder {
    font-size: 3rem;
    color: var(--primary-400);
}

.doctor-status {
    position: absolute;
    bottom: 10px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    align-items: center;
    gap: 0.3rem;
    font-size: 0.7rem;
    font-weight: 600;
    color: var(--neutral-600);
    background: rgba(255,255,255,0.9);
    padding: 0.3rem 0.6rem;
    border-radius: var(--radius-full);
    white-space: nowrap;
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
}

.status-dot.available {
    background: var(--success);
    box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.2);
}

.status-dot.unavailable {
    background: var(--warning);
}

.doctor-info {
    padding: var(--spacing-lg);
    display: flex;
    flex-direction: column;
    flex: 1;
}

.doctor-name {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--neutral-900);
    margin-bottom: 0.2rem;
}

.doctor-specialty {
    font-size: 0.85rem;
    color: var(--primary-500);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
}

.doctor-details {
    margin-bottom: var(--spacing-md);
}

.detail-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.8rem;
    color: var(--neutral-500);
    margin-bottom: 0.3rem;
}

.detail-item i {
    color: var(--primary-400);
    width: 16px;
}

.doctor-schedule {
    margin-bottom: var(--spacing-md);
    padding: var(--spacing-sm) 0;
    border-top: 1px solid var(--neutral-100);
}

.schedule-label {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--neutral-500);
    display: block;
    margin-bottom: 0.3rem;
}

.schedule-days {
    display: flex;
    gap: 0.3rem;
    margin-bottom: 0.3rem;
}

.day-badge {
    padding: 0.2rem 0.5rem;
    background: var(--primary-50);
    color: var(--primary-600);
    border-radius: var(--radius-sm);
    font-size: 0.7rem;
    font-weight: 600;
}

.schedule-time {
    font-size: 0.75rem;
    color: var(--neutral-500);
}

/* ============================================
   APPOINTMENT SECTION
   ============================================ */
.appointment {
    padding: var(--spacing-4xl) 0;
    background: linear-gradient(135deg, var(--primary-800), var(--neutral-900));
    position: relative;
    overflow: hidden;
}

.appointment::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(0, 191, 165, 0.1) 0%, transparent 70%);
    border-radius: 50%;
}

.appointment-wrapper {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: var(--spacing-3xl);
    align-items: start;
}

/* Appointment Info */
.appointment-info {
    color: #ffffff;
}

.appointment-description {
    font-size: 1rem;
    color: var(--neutral-300);
    line-height: 1.7;
    margin-bottom: var(--spacing-2xl);
}

.appointment-benefits {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.benefit-item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
}

.benefit-icon {
    width: 48px;
    height: 48px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent-300);
    font-size: 1.1rem;
    flex-shrink: 0;
}

.benefit-item h4 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 0.2rem;
}

.benefit-item p {
    font-size: 0.85rem;
    color: var(--neutral-400);
}

/* Appointment Form */
.appointment-form-wrapper {
    background: #ffffff;
    border-radius: var(--radius-2xl);
    padding: var(--spacing-2xl);
    box-shadow: var(--shadow-2xl);
}

.form-title {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--neutral-900);
    margin-bottom: var(--spacing-xl);
    padding-bottom: var(--spacing-md);
    border-bottom: 2px solid var(--neutral-100);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.form-group {
    display: flex;
    flex-direction: column;
}

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

.form-label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--neutral-700);
    margin-bottom: 0.4rem;
}

.required {
    color: var(--danger);
}

.form-input {
    padding: 0.75rem 1rem;
    border: 1.5px solid var(--neutral-200);
    border-radius: var(--radius-md);
    font-size: 0.9rem;
    color: var(--neutral-700);
    transition: all var(--transition-fast);
    background: var(--neutral-50);
}

.form-input:focus {
    outline: none;
    border-color: var(--primary-400);
    box-shadow: 0 0 0 3px rgba(0, 153, 204, 0.1);
    background: #ffffff;
}

.form-input.error {
    border-color: var(--danger);
    box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.1);
}

.form-error {
    font-size: 0.75rem;
    color: var(--danger);
    margin-top: 0.3rem;
    min-height: 1rem;
}

.form-select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%2364748b' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    padding-right: 2.5rem;
}

.form-textarea {
    resize: vertical;
    min-height: 100px;
}

/* Form Success Message */
.form-success {
    display: none;
    text-align: center;
    padding: var(--spacing-xl);
    background: var(--success);
    background: linear-gradient(135deg, #ecfdf5, #d1fae5);
    border-radius: var(--radius-lg);
    margin-top: var(--spacing-md);
    border: 1px solid #a7f3d0;
}

.form-success.show {
    display: block;
    animation: slideIn 0.5s ease;
}

.form-success i {
    font-size: 2.5rem;
    color: var(--success);
    margin-bottom: var(--spacing-sm);
}

.form-success h4 {
    color: #065f46;
    margin-bottom: 0.3rem;
}

.form-success p {
    color: #047857;
    font-size: 0.9rem;
}

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

/* ============================================
   FOOTER
   ============================================ */
.footer {
    background: var(--neutral-900);
    color: var(--neutral-300);
    padding: var(--spacing-4xl) 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
    gap: var(--spacing-2xl);
    padding-bottom: var(--spacing-3xl);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
}

.footer-logo .logo-icon {
    background: linear-gradient(135deg, var(--primary-500), var(--accent-500));
}

.footer-logo .logo-name {
    color: #ffffff;
}

.footer-logo .logo-tagline {
    color: var(--neutral-400);
}

.footer-about {
    font-size: 0.9rem;
    line-height: 1.7;
    margin-bottom: var(--spacing-lg);
    color: var(--neutral-400);
}

.footer-socials {
    display: flex;
    gap: var(--spacing-sm);
}

.footer-socials a {
    width: 38px;
    height: 38px;
    background: rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--neutral-400);
    transition: all var(--transition-fast);
}

.footer-socials a:hover {
    background: var(--primary-500);
    color: #ffffff;
    transform: translateY(-2px);
}

.footer-heading {
    font-size: 1rem;
    font-weight: 700;
    color: #ffffff;
    margin-bottom: var(--spacing-lg);
}

.footer-links li {
    margin-bottom: 0.6rem;
}

.footer-links a {
    font-size: 0.9rem;
    color: var(--neutral-400);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: all var(--transition-fast);
}

.footer-links a:hover {
    color: var(--primary-300);
    padding-left: 5px;
}

.footer-links a i {
    font-size: 0.6rem;
    color: var(--primary-500);
}

.footer-hours li {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.6rem 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    font-size: 0.85rem;
}

.footer-hours li span {
    color: var(--neutral-400);
}

.footer-hours li strong {
    color: var(--neutral-200);
}

.hours-emergency {
    border-bottom: none !important;
    margin-top: var(--spacing-sm);
    background: rgba(239, 68, 68, 0.1);
    padding: 0.8rem !important;
    border-radius: var(--radius-md);
    border: 1px solid rgba(239, 68, 68, 0.2) !important;
}

.hours-emergency i {
    color: var(--danger);
}

.footer-contact li {
    display: flex;
    align-items: flex-start;
    gap: 0.8rem;
    margin-bottom: var(--spacing-md);
}

.footer-contact li > i {
    color: var(--primary-400);
    margin-top: 0.2rem;
    width: 18px;
}

.footer-contact a {
    color: var(--neutral-200);
    font-weight: 500;
}

.footer-contact a:hover {
    color: var(--primary-300);
}

.footer-contact small {
    display: block;
    font-size: 0.75rem;
    color: var(--neutral-500);
    margin-top: 0.1rem;
}

.emergency-number {
    color: var(--danger) !important;
    font-weight: 700 !important;
}

/* Footer Bottom */
.footer-bottom {
    padding: var(--spacing-lg) 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.8rem;
    color: var(--neutral-500);
}

.footer-bottom i {
    color: var(--danger);
}

/* ============================================
   CHATBOT WIDGET
   ============================================ */
.chatbot-widget {
    position: fixed;
    bottom: 24px;
    right: 24px;
    z-index: 9999;
    font-family: var(--font-primary);
}

/* Chat Toggle Button */
.chatbot-toggle {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, var(--primary-500), var(--accent-500));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #ffffff;
    font-size: 1.5rem;
    box-shadow: 0 8px 25px rgba(0, 153, 204, 0.35);
    transition: all var(--transition-base);
    position: relative;
}

.chatbot-toggle:hover {
    transform: scale(1.1);
    box-shadow: 0 12px 35px rgba(0, 153, 204, 0.45);
}

.chatbot-toggle-icon {
    transition: transform var(--transition-base);
}

.chatbot-toggle.active .chatbot-toggle-icon {
    transform: rotate(90deg);
}

.chatbot-badge {
    position: absolute;
    top: -4px;
    right: -4px;
    width: 22px;
    height: 22px;
    background: var(--danger);
    border-radius: 50%;
    font-size: 0.7rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px solid #ffffff;
}

.chatbot-badge.hidden {
    display: none;
}

.chatbot-pulse {
    position: absolute;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background: var(--primary-500);
    animation: chatPulse 2s infinite;
    z-index: -1;
}

@keyframes chatPulse {
    0% { transform: scale(1); opacity: 0.5; }
    100% { transform: scale(1.5); opacity: 0; }
}

/* Chat Window */
.chatbot-window {
    position: absolute;
    bottom: 80px;
    right: 0;
    width: 380px;
    height: 550px;
    background: #ffffff;
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-2xl);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    transform: scale(0) translateY(20px);
    transform-origin: bottom right;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
    border: 1px solid var(--neutral-200);
}

.chatbot-window.open {
    transform: scale(1) translateY(0);
    opacity: 1;
    visibility: visible;
}

/* Chat Header */
.chatbot-header {
    background: linear-gradient(135deg, var(--primary-600), var(--primary-700));
    padding: 1rem 1.2rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-shrink: 0;
}

.chatbot-header-info {
    display: flex;
    align-items: center;
    gap: 0.8rem;
}

.chatbot-avatar {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #ffffff;
    font-size: 1.1rem;
}

.chatbot-header-text h4 {
    color: #ffffff;
    font-size: 0.95rem;
    font-weight: 700;
}

.chatbot-status {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.75rem;
    color: rgba(255, 255, 255, 0.8);
}

.status-indicator {
    width: 8px;
    height: 8px;
    border-radius: 50%;
}

.status-indicator.online {
    background: #4ade80;
    box-shadow: 0 0 0 3px rgba(74, 222, 128, 0.3);
    animation: statusPulse 2s infinite;
}

@keyframes statusPulse {
    0%, 100% { box-shadow: 0 0 0 3px rgba(74, 222, 128, 0.3); }
    50% { box-shadow: 0 0 0 6px rgba(74, 222, 128, 0.1); }
}

.chatbot-header-actions {
    display: flex;
    gap: 0.3rem;
}

.chatbot-action-btn {
    width: 30px;
    height: 30px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(255, 255, 255, 0.8);
    transition: all var(--transition-fast);
    font-size: 0.8rem;
}

.chatbot-action-btn:hover {
    background: rgba(255, 255, 255, 0.15);
    color: #ffffff;
}

/* Chat Messages */
.chatbot-messages {
    flex: 1;
    overflow-y: auto;
    padding: 1.2rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    background: var(--neutral-50);
}

.chatbot-messages::-webkit-scrollbar {
    width: 4px;
}

.chatbot-messages::-webkit-scrollbar-track {
    background: transparent;
}

.chatbot-messages::-webkit-scrollbar-thumb {
    background: var(--neutral-300);
    border-radius: var(--radius-full);
}

/* Message Bubbles */
.message {
    display: flex;
    gap: 0.5rem;
    max-width: 85%;
    animation: messageIn 0.3s ease;
}

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

.message.bot {
    align-self: flex-start;
}

.message.user {
    align-self: flex-end;
    flex-direction: row-reverse;
}

.message-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.8rem;
    flex-shrink: 0;
}

.message.bot .message-avatar {
    background: linear-gradient(135deg, var(--primary-500), var(--accent-500));
    color: #ffffff;
}

.message.user .message-avatar {
    background: var(--neutral-200);
    color: var(--neutral-600);
}

.message-bubble {
    padding: 0.8rem 1rem;
    border-radius: var(--radius-xl);
    font-size: 0.88rem;
    line-height: 1.5;
}

.message.bot .message-bubble {
    background: #ffffff;
    color: var(--neutral-700);
    border: 1px solid var(--neutral-200);
    border-bottom-left-radius: var(--radius-sm);
}

.message.user .message-bubble {
    background: linear-gradient(135deg, var(--primary-500), var(--primary-600));
    color: #ffffff;
    border-bottom-right-radius: var(--radius-sm);
}

.message-time {
    font-size: 0.65rem;
    color: var(--neutral-400);
    margin-top: 0.3rem;
    display: block;
}

.message.user .message-time {
    text-align: right;
    color: rgba(255, 255, 255, 0.6);
}

/* Typing Indicator */
.typing-indicator {
    display: flex;
    gap: 4px;
    padding: 0.5rem 0;
}

.typing-indicator span {
    width: 8px;
    height: 8px;
    background: var(--neutral-400);
    border-radius: 50%;
    animation: typing 1.4s infinite;
}

.typing-indicator span:nth-child(2) { animation-delay: 0.2s; }
.typing-indicator span:nth-child(3) { animation-delay: 0.4s; }

@keyframes typing {
    0%, 60%, 100% { transform: translateY(0); opacity: 0.4; }
    30% { transform: translateY(-5px); opacity: 1; }
}

/* Quick Replies */
.chatbot-quick-replies {
    padding: 0.5rem 1rem;
    display: flex;
    gap: 0.4rem;
    flex-wrap: wrap;
    border-top: 1px solid var(--neutral-100);
    background: #ffffff;
}

.quick-reply-btn {
    padding: 0.4rem 0.8rem;
    background: var(--primary-50);
    border: 1px solid var(--primary-200);
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--primary-600);
    display: flex;
    align-items: center;
    gap: 0.3rem;
    transition: all var(--transition-fast);
}

.quick-reply-btn:hover {
    background: var(--primary-500);
    color: #ffffff;
    border-color: var(--primary-500);
}

/* Chat Input Area */
.chatbot-input-area {
    padding: 0.8rem 1rem;
    background: #ffffff;
    border-top: 1px solid var(--neutral-200);
}

.chatbot-input-wrapper {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--neutral-50);
    border: 1.5px solid var(--neutral-200);
    border-radius: var(--radius-xl);
    padding: 0.3rem 0.3rem 0.3rem 1rem;
    transition: all var(--transition-fast);
}

.chatbot-input-wrapper:focus-within {
    border-color: var(--primary-400);
    box-shadow: 0 0 0 3px rgba(0, 153, 204, 0.1);
}

.chatbot-input {
    flex: 1;
    border: none;
    background: transparent;
    font-size: 0.88rem;
    color: var(--neutral-700);
    outline: none;
    padding: 0.5rem 0;
}

.chatbot-input::placeholder {
    color: var(--neutral-400);
}

.chatbot-send-btn {
    width: 38px;
    height: 38px;
    background: linear-gradient(135deg, var(--primary-500), var(--primary-600));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #ffffff;
    font-size: 0.85rem;
    transition: all var(--transition-fast);
    flex-shrink: 0;
}

.chatbot-send-btn:hover {
    transform: scale(1.1);
    box-shadow: 0 4px 12px rgba(0, 153, 204, 0.3);
}

.chatbot-disclaimer {
    font-size: 0.65rem;
    color: var(--neutral-400);
    text-align: center;
    margin-top: 0.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.3rem;
}

/* ============================================
   SCROLL TO TOP BUTTON
   ============================================ */
.scroll-top {
    position: fixed;
    bottom: 24px;
    left: 24px;
    width: 44px;
    height: 44px;
    background: var(--neutral-800);
    color: #ffffff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: all var(--transition-base);
    z-index: 999;
}

.scroll-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.scroll-top:hover {
    background: var(--primary-600);
    transform: translateY(-3px);
}

/* ============================================
   RESPONSIVE DESIGN - TABLET (max-width: 1024px)
   ============================================ */
@media (max-width: 1024px) {
    .hero-wrapper {
        grid-template-columns: 1fr;
        gap: var(--spacing-2xl);
        text-align: center;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .hero-description {
        max-width: 100%;
    }

    .hero-actions {
        justify-content: center;
    }

    .hero-trust {
        justify-content: center;
    }

    .hero-visual {
        max-width: 500px;
        margin: 0 auto;
    }

    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .doctors-grid {
        grid-template-columns: 1fr;
    }

    .appointment-wrapper {
        grid-template-columns: 1fr;
        gap: var(--spacing-2xl);
    }

    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* ============================================
   RESPONSIVE DESIGN - MOBILE (max-width: 768px)
   ============================================ */
@media (max-width: 768px) {
    :root {
        --spacing-4xl: 3.5rem;
        --spacing-3xl: 2.5rem;
    }

    /* Top Bar */
    .top-bar {
        display: none;
    }

    /* Navigation */
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background: #ffffff;
        flex-direction: column;
        padding: 5rem 2rem 2rem;
        box-shadow: var(--shadow-2xl);
        transition: right var(--transition-base);
        z-index: 998;
        align-items: flex-start;
    }

    .nav-menu.open {
        right: 0;
    }

    .nav-link {
        width: 100%;
        padding: 0.8rem 1rem;
        font-size: 1rem;
    }

    .nav-link.active::after {
        display: none;
    }

    .mobile-toggle {
        display: flex;
    }

    .btn-emergency span {
        display: none;
    }

    .btn-emergency {
        padding: 0.6rem;
        border-radius: 50%;
        width: 40px;
        height: 40px;
        justify-content: center;
    }

    /* Hero */
    .hero {
        padding-top: calc(var(--header-height) + 40px);
    }

    .hero-title {
        font-size: 2rem;
    }

    .hero-description {
        font-size: 1rem;
    }

    .hero-actions {
        flex-direction: column;
        align-items: center;
    }

    .btn-lg {
        width: 100%;
        justify-content: center;
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-md);
    }

    .stat-number {
        font-size: 1.8rem;
    }

    /* Services */
    .services-grid {
        grid-template-columns: 1fr;
    }

    .section-title {
        font-size: 1.8rem;
    }

    /* Doctors */
    .doctor-card {
        flex-direction: column;
    }

    .doctor-image {
        width: 100%;
        min-height: 180px;
    }

    /* Appointment Form */
    .form-row {
        grid-template-columns: 1fr;
    }

    .appointment-form-wrapper {
        padding: var(--spacing-lg);
    }

    /* Footer */
    .footer-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }

    .footer-bottom {
        flex-direction: column;
        gap: 0.5rem;
        text-align: center;
    }

    /* Chatbot */
    .chatbot-widget {
        bottom: 16px;
        right: 16px;
    }

    .chatbot-window {
        width: calc(100vw - 32px);
        height: calc(100vh - 120px);
        bottom: 76px;
        right: -8px;
        border-radius: var(--radius-xl);
    }

    .chatbot-quick-replies {
        padding: 0.4rem 0.8rem;
    }

    .quick-reply-btn {
        font-size: 0.7rem;
        padding: 0.3rem 0.6rem;
    }

    /* Scroll Top */
    .scroll-top {
        bottom: 16px;
        left: 16px;
        width: 40px;
        height: 40px;
    }
}

/* ============================================
   RESPONSIVE DESIGN - SMALL MOBILE (max-width: 480px)
   ============================================ */
@media (max-width: 480px) {
    .container {
        padding: 0 var(--spacing-md);
    }

    .hero-title {
        font-size: 1.7rem;
    }

    .hero-badge {
        font-size: 0.7rem;
    }

    .floating-card {
        display: none;
    }

    .stat-number {
        font-size: 1.5rem;
    }

    .stat-label {
        font-size: 0.8rem;
    }

    .service-card {
        padding: var(--spacing-lg);
    }
}

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

/* Focus Visible for Keyboard Navigation */
:focus-visible {
    outline: 3px solid var(--primary-400);
    outline-offset: 2px;
}

/* Print Styles */
@media print {
    .header, .chatbot-widget, .scroll-top, .hero-actions {
        display: none !important;
    }

    body {
        color: #000;
        background: #fff;
    }
}