/* ═══════════════════════════════════════════════════
   DentaCare — Swiss-Style Design System
   Modern, clean, premium dental clinic website
   ═══════════════════════════════════════════════════ */

/* ─── CSS Custom Properties ─── */
:root {
    /* Colors */
    --clr-primary: #0EA5E9;
    --clr-primary-dark: #0284C7;
    --clr-primary-light: #38BDF8;
    --clr-primary-50: #F0F9FF;
    --clr-primary-100: #E0F2FE;
    --clr-accent: #06B6D4;
    --clr-accent-light: #22D3EE;

    --clr-dark: #0F172A;
    --clr-dark-700: #1E293B;
    --clr-dark-600: #334155;
    --clr-dark-500: #475569;
    --clr-gray: #64748B;
    --clr-gray-light: #94A3B8;
    --clr-border: #E2E8F0;

    --clr-surface: #F8FAFC;
    --clr-white: #FFFFFF;

    --clr-cyan: #06B6D4;
    --clr-purple: #8B5CF6;
    --clr-green: #10B981;
    --clr-orange: #F59E0B;
    --clr-rose: #F43F5E;

    /* Gradient */
    --gradient-primary: linear-gradient(135deg, var(--clr-primary), var(--clr-accent));
    --gradient-hero: linear-gradient(135deg, #0F172A 0%, #1E293B 50%, #0F172A 100%);
    --gradient-dark: linear-gradient(180deg, #0F172A, #1E293B);

    /* Typography */
    --ff-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --fs-xs: 0.75rem;
    --fs-sm: 0.875rem;
    --fs-base: 1rem;
    --fs-md: 1.125rem;
    --fs-lg: 1.25rem;
    --fs-xl: 1.5rem;
    --fs-2xl: 2rem;
    --fs-3xl: 2.5rem;
    --fs-4xl: 3.25rem;
    --fs-5xl: 4rem;

    /* Spacing */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;
    --space-4xl: 6rem;
    --space-5xl: 8rem;

    /* Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 20px;
    --radius-2xl: 24px;
    --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, 0.08), 0 8px 10px -6px rgba(0, 0, 0, 0.04);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.15);
    --shadow-glow: 0 0 30px rgba(14, 165, 233, 0.3);
    --shadow-card: 0 1px 3px rgba(0,0,0,0.04), 0 6px 16px rgba(0,0,0,0.06);

    /* Transitions */
    --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
    --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
    --transition-fast: 200ms var(--ease-out);
    --transition-base: 350ms var(--ease-out);
    --transition-slow: 500ms var(--ease-out);

    /* Layout */
    --container-max: 1280px;
    --nav-height: 80px;
}

/* ─── Reset & Base ─── */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: var(--nav-height);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--ff-primary);
    font-size: var(--fs-base);
    line-height: 1.7;
    color: var(--clr-dark);
    background-color: var(--clr-white);
    overflow-x: hidden;
}

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

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

ul {
    list-style: none;
}

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

/* ─── Utility Classes ─── */
.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--space-xl);
}

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

.text-gradient {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-header {
    text-align: center;
    max-width: 640px;
    margin: 0 auto var(--space-4xl);
}

.section-tag {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: var(--fs-sm);
    font-weight: 600;
    color: var(--clr-primary);
    background: var(--clr-primary-50);
    border: 1px solid var(--clr-primary-100);
    padding: var(--space-xs) var(--space-md);
    border-radius: var(--radius-full);
    margin-bottom: var(--space-lg);
    letter-spacing: 0.02em;
    text-transform: uppercase;
}

.section-tag--light {
    color: var(--clr-white);
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.2);
}

.section-title {
    font-size: var(--fs-4xl);
    font-weight: 800;
    line-height: 1.15;
    letter-spacing: -0.03em;
    color: var(--clr-dark);
    margin-bottom: var(--space-lg);
}

.section-title--light {
    color: var(--clr-white);
}

.section-desc {
    font-size: var(--fs-md);
    color: var(--clr-gray);
    line-height: 1.8;
    max-width: 540px;
    margin: 0 auto;
}

/* ─── Buttons ─── */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    font-weight: 600;
    border: none;
    cursor: pointer;
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
    white-space: nowrap;
    letter-spacing: 0.01em;
    position: relative;
    overflow: hidden;
}

.btn::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(255,255,255,0.2) 0%, transparent 50%);
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.btn:hover::after {
    opacity: 1;
}

.btn--primary {
    background: var(--gradient-primary);
    color: var(--clr-white);
    box-shadow: 0 4px 15px rgba(14, 165, 233, 0.3);
}

.btn--primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(14, 165, 233, 0.4);
}

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

.btn--outline:hover {
    border-color: var(--clr-primary);
    color: var(--clr-primary);
    transform: translateY(-2px);
}

.btn--sm {
    padding: 10px 20px;
    font-size: var(--fs-sm);
}

.btn--lg {
    padding: 16px 32px;
    font-size: var(--fs-base);
    border-radius: var(--radius-lg);
}

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

/* ─── Scroll Reveal ─── */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s var(--ease-out), transform 0.8s var(--ease-out);
}

.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

.reveal--delay-1 { transition-delay: 0.15s; }
.reveal--delay-2 { transition-delay: 0.3s; }
.reveal--delay-3 { transition-delay: 0.45s; }

/* ════════════════════════════════════════════
   NAVBAR
   ════════════════════════════════════════════ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--nav-height);
    z-index: 1000;
    transition: all var(--transition-base);
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border-bottom: 1px solid rgba(226, 232, 240, 0.5);
    box-shadow: var(--shadow-sm);
}

.navbar__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
}

.navbar__logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    z-index: 1001;
}

.navbar__logo-icon {
    width: 42px;
    height: 42px;
    background: var(--gradient-primary);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--clr-white);
    font-size: 1.3rem;
}

.navbar__logo-text {
    font-size: var(--fs-xl);
    font-weight: 800;
    letter-spacing: -0.03em;
    color: var(--clr-dark);
}

.navbar__links {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

.navbar__link {
    padding: 8px 16px;
    font-size: var(--fs-sm);
    font-weight: 500;
    color: var(--clr-dark-500);
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
    position: relative;
}

.navbar__link:hover,
.navbar__link.active {
    color: var(--clr-primary);
    background: var(--clr-primary-50);
}

.navbar__actions {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.navbar__hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
    z-index: 1001;
}

.navbar__hamburger span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--clr-dark);
    border-radius: 2px;
    transition: all var(--transition-base);
}

.navbar__hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

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

.navbar__hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* ════════════════════════════════════════════
   HERO
   ════════════════════════════════════════════ */
.hero {
    min-height: 100vh;
    background: var(--gradient-hero);
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    padding-top: var(--nav-height);
}

.hero__bg-shapes {
    position: absolute;
    inset: 0;
    overflow: hidden;
    pointer-events: none;
}

.hero__shape {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.15;
}

.hero__shape--1 {
    width: 600px;
    height: 600px;
    background: var(--clr-primary);
    top: -200px;
    right: -100px;
    animation: float 8s ease-in-out infinite;
}

.hero__shape--2 {
    width: 400px;
    height: 400px;
    background: var(--clr-accent);
    bottom: -100px;
    left: -100px;
    animation: float 10s ease-in-out infinite reverse;
}

.hero__shape--3 {
    width: 300px;
    height: 300px;
    background: var(--clr-purple);
    top: 50%;
    left: 50%;
    animation: float 12s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0); }
    33% { transform: translate(30px, -30px); }
    66% { transform: translate(-20px, 20px); }
}

.hero__inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-4xl);
    align-items: center;
    padding: var(--space-4xl) 0;
}

.hero__content {
    z-index: 2;
}

.hero__badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    background: rgba(14, 165, 233, 0.1);
    border: 1px solid rgba(14, 165, 233, 0.25);
    color: var(--clr-primary-light);
    padding: 8px 18px;
    border-radius: var(--radius-full);
    font-size: var(--fs-sm);
    font-weight: 500;
    margin-bottom: var(--space-xl);
    backdrop-filter: blur(10px);
}

.hero__badge i {
    color: var(--clr-orange);
}

.hero__title {
    font-size: var(--fs-5xl);
    font-weight: 900;
    line-height: 1.05;
    letter-spacing: -0.04em;
    color: var(--clr-white);
    margin-bottom: var(--space-xl);
}

.hero__subtitle {
    font-size: var(--fs-md);
    color: var(--clr-gray-light);
    line-height: 1.8;
    max-width: 480px;
    margin-bottom: var(--space-2xl);
}

.hero__cta-group {
    display: flex;
    gap: var(--space-md);
    margin-bottom: var(--space-2xl);
    flex-wrap: wrap;
}

.hero .btn--outline {
    border-color: rgba(255, 255, 255, 0.2);
    color: var(--clr-white);
}

.hero .btn--outline:hover {
    border-color: var(--clr-primary);
    background: rgba(14, 165, 233, 0.1);
}

.hero__trust {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.hero__trust-avatars {
    display: flex;
}

.hero__trust-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: 3px solid var(--clr-dark);
    object-fit: cover;
    margin-left: -12px;
}

.hero__trust-avatar:first-child {
    margin-left: 0;
}

.hero__trust-text {
    font-size: var(--fs-sm);
    color: var(--clr-gray-light);
}

.hero__trust-text strong {
    color: var(--clr-white);
    display: block;
}

.hero__trust-stars {
    color: var(--clr-orange);
    letter-spacing: 2px;
}

/* Hero Visual */
.hero__visual {
    position: relative;
    z-index: 2;
}

.hero__image-wrapper {
    position: relative;
    border-radius: var(--radius-2xl);
    overflow: hidden;
    box-shadow: var(--shadow-2xl);
}

.hero__image {
    width: 100%;
    height: 520px;
    object-fit: cover;
}

.hero__image-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 60%, rgba(15, 23, 42, 0.4) 100%);
}

/* Floating Cards */
.hero__float-card {
    position: absolute;
    display: flex;
    align-items: center;
    gap: var(--space-md);
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border-radius: var(--radius-lg);
    padding: 14px 20px;
    box-shadow: var(--shadow-xl);
    animation: floatCard 6s ease-in-out infinite;
    z-index: 3;
}

.hero__float-card--1 {
    top: 30px;
    left: -40px;
    animation-delay: 0s;
}

.hero__float-card--2 {
    bottom: 80px;
    right: -30px;
    animation-delay: 2s;
}

.hero__float-card--3 {
    bottom: -10px;
    left: 30px;
    animation-delay: 4s;
}

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

.hero__float-icon {
    width: 44px;
    height: 44px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    flex-shrink: 0;
}

.hero__float-icon--blue {
    background: var(--clr-primary-100);
    color: var(--clr-primary);
}

.hero__float-icon--cyan {
    background: #ECFEFF;
    color: var(--clr-cyan);
}

.hero__float-icon--green {
    background: #ECFDF5;
    color: var(--clr-green);
}

.hero__float-number {
    font-size: var(--fs-lg);
    font-weight: 800;
    color: var(--clr-dark);
    letter-spacing: -0.02em;
    line-height: 1.2;
}

.hero__float-label {
    font-size: var(--fs-xs);
    color: var(--clr-gray);
    font-weight: 500;
}

/* Scroll Indicator */
.hero__scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
    color: var(--clr-gray-light);
    font-size: var(--fs-xs);
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.hero__scroll-mouse {
    width: 24px;
    height: 38px;
    border: 2px solid rgba(148, 163, 184, 0.4);
    border-radius: 12px;
    position: relative;
}

.hero__scroll-dot {
    width: 4px;
    height: 8px;
    background: var(--clr-primary-light);
    border-radius: 2px;
    position: absolute;
    top: 6px;
    left: 50%;
    transform: translateX(-50%);
    animation: scrollDot 2s ease-in-out infinite;
}

@keyframes scrollDot {
    0%, 100% { opacity: 1; top: 6px; }
    50% { opacity: 0.3; top: 20px; }
}

/* ════════════════════════════════════════════
   SERVICES
   ════════════════════════════════════════════ */
.services {
    padding: var(--space-5xl) 0;
    background: var(--clr-surface);
    position: relative;
}

.services::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--clr-border), transparent);
}

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

.service-card {
    background: var(--clr-white);
    border-radius: var(--radius-xl);
    padding: var(--space-2xl);
    border: 1px solid var(--clr-border);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition-base);
}

.service-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-xl);
    border-color: var(--clr-primary-100);
}

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

.service-card__icon {
    width: 56px;
    height: 56px;
    background: var(--clr-primary-50);
    color: var(--clr-primary);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: var(--space-lg);
    transition: all var(--transition-base);
}

.service-card:hover .service-card__icon {
    background: var(--gradient-primary);
    color: var(--clr-white);
    transform: scale(1.1);
}

.service-card__icon--cyan { background: #ECFEFF; color: var(--clr-cyan); }
.service-card__icon--purple { background: #F5F3FF; color: var(--clr-purple); }
.service-card__icon--green { background: #ECFDF5; color: var(--clr-green); }
.service-card__icon--orange { background: #FFFBEB; color: var(--clr-orange); }
.service-card__icon--rose { background: #FFF1F2; color: var(--clr-rose); }

.service-card:hover .service-card__icon--cyan,
.service-card:hover .service-card__icon--purple,
.service-card:hover .service-card__icon--green,
.service-card:hover .service-card__icon--orange,
.service-card:hover .service-card__icon--rose {
    background: var(--gradient-primary);
    color: var(--clr-white);
}

.service-card__title {
    font-size: var(--fs-lg);
    font-weight: 700;
    margin-bottom: var(--space-sm);
    color: var(--clr-dark);
    letter-spacing: -0.02em;
}

.service-card__desc {
    font-size: var(--fs-sm);
    color: var(--clr-gray);
    line-height: 1.7;
    margin-bottom: var(--space-lg);
}

.service-card__link {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    font-size: var(--fs-sm);
    font-weight: 600;
    color: var(--clr-primary);
    transition: gap var(--transition-fast);
}

.service-card__link:hover {
    gap: var(--space-sm);
}

/* ════════════════════════════════════════════
   ABOUT
   ════════════════════════════════════════════ */
.about {
    padding: var(--space-5xl) 0;
    background: var(--clr-white);
}

.about__inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-4xl);
    align-items: center;
}

.about__image-col {
    position: relative;
}

.about__image-wrapper {
    border-radius: var(--radius-2xl);
    overflow: hidden;
    box-shadow: var(--shadow-2xl);
}

.about__image {
    width: 100%;
    height: 550px;
    object-fit: cover;
}

.about__exp-badge {
    position: absolute;
    bottom: -20px;
    right: -20px;
    background: var(--gradient-primary);
    color: var(--clr-white);
    padding: var(--space-xl) var(--space-2xl);
    border-radius: var(--radius-xl);
    text-align: center;
    box-shadow: var(--shadow-glow);
}

.about__exp-number {
    display: block;
    font-size: var(--fs-3xl);
    font-weight: 900;
    letter-spacing: -0.03em;
    line-height: 1;
}

.about__exp-text {
    font-size: var(--fs-xs);
    font-weight: 500;
    opacity: 0.9;
    line-height: 1.4;
}

.about__desc {
    font-size: var(--fs-md);
    color: var(--clr-gray);
    line-height: 1.8;
    margin-bottom: var(--space-2xl);
}

.about__features {
    display: flex;
    flex-direction: column;
    gap: var(--space-xl);
    margin-bottom: var(--space-2xl);
}

.about__feature {
    display: flex;
    gap: var(--space-lg);
    align-items: flex-start;
}

.about__feature-icon {
    width: 48px;
    height: 48px;
    background: var(--clr-primary-50);
    color: var(--clr-primary);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    flex-shrink: 0;
}

.about__feature-icon--cyan {
    background: #ECFEFF;
    color: var(--clr-cyan);
}

.about__feature-icon--green {
    background: #ECFDF5;
    color: var(--clr-green);
}

.about__feature h4 {
    font-size: var(--fs-base);
    font-weight: 700;
    color: var(--clr-dark);
    margin-bottom: 2px;
}

.about__feature p {
    font-size: var(--fs-sm);
    color: var(--clr-gray);
    line-height: 1.6;
}

.about__stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-xl);
    padding-top: var(--space-2xl);
    border-top: 1px solid var(--clr-border);
}

.about__stat {
    text-align: center;
}

.about__stat-number {
    font-size: var(--fs-3xl);
    font-weight: 900;
    color: var(--clr-dark);
    letter-spacing: -0.03em;
    line-height: 1;
}

.about__stat-suffix {
    font-size: var(--fs-2xl);
    font-weight: 900;
    color: var(--clr-primary);
}

.about__stat-label {
    display: block;
    font-size: var(--fs-xs);
    color: var(--clr-gray);
    font-weight: 500;
    margin-top: 4px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* ════════════════════════════════════════════
   DOCTORS
   ════════════════════════════════════════════ */
.doctors {
    padding: var(--space-5xl) 0;
    background: var(--clr-surface);
}

.doctors__grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-xl);
}

.doctor-card {
    background: var(--clr-white);
    border-radius: var(--radius-xl);
    overflow: hidden;
    border: 1px solid var(--clr-border);
    transition: all var(--transition-base);
}

.doctor-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.doctor-card__image-wrapper {
    position: relative;
    overflow: hidden;
    height: 300px;
}

.doctor-card__image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.doctor-card:hover .doctor-card__image {
    transform: scale(1.08);
}

.doctor-card__overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 40%, rgba(14, 165, 233, 0.85) 100%);
    display: flex;
    align-items: flex-end;
    justify-content: center;
    padding-bottom: var(--space-xl);
    opacity: 0;
    transition: opacity var(--transition-base);
}

.doctor-card:hover .doctor-card__overlay {
    opacity: 1;
}

.doctor-card__social {
    display: flex;
    gap: var(--space-sm);
}

.doctor-card__social a {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--clr-white);
    font-size: 1.1rem;
    transition: all var(--transition-fast);
    transform: translateY(20px);
    opacity: 0;
}

.doctor-card:hover .doctor-card__social a {
    transform: translateY(0);
    opacity: 1;
}

.doctor-card:hover .doctor-card__social a:nth-child(2) {
    transition-delay: 0.1s;
}

.doctor-card:hover .doctor-card__social a:nth-child(3) {
    transition-delay: 0.2s;
}

.doctor-card__social a:hover {
    background: var(--clr-white);
    color: var(--clr-primary);
}

.doctor-card__info {
    padding: var(--space-xl);
    text-align: center;
}

.doctor-card__name {
    font-size: var(--fs-lg);
    font-weight: 700;
    color: var(--clr-dark);
    margin-bottom: 4px;
    letter-spacing: -0.01em;
}

.doctor-card__role {
    font-size: var(--fs-sm);
    color: var(--clr-primary);
    font-weight: 600;
    margin-bottom: var(--space-sm);
}

.doctor-card__exp {
    font-size: var(--fs-xs);
    color: var(--clr-gray);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-xs);
}

/* ════════════════════════════════════════════
   TESTIMONIALS
   ════════════════════════════════════════════ */
.testimonials {
    padding: var(--space-5xl) 0;
    background: var(--clr-white);
}

.testimonials__carousel {
    max-width: 900px;
    margin: 0 auto;
    overflow: hidden;
    position: relative;
}

.testimonials__track {
    display: flex;
    transition: transform 0.6s var(--ease-out);
}

.testimonial-card {
    min-width: 100%;
    padding: var(--space-3xl);
    background: var(--clr-surface);
    border-radius: var(--radius-2xl);
    border: 1px solid var(--clr-border);
    text-align: center;
}

.testimonial-card__stars {
    color: var(--clr-orange);
    font-size: var(--fs-xl);
    letter-spacing: 4px;
    margin-bottom: var(--space-xl);
}

.testimonial-card__text {
    font-size: var(--fs-lg);
    color: var(--clr-dark-600);
    line-height: 1.8;
    margin-bottom: var(--space-2xl);
    font-style: italic;
    max-width: 680px;
    margin-left: auto;
    margin-right: auto;
}

.testimonial-card__author {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-md);
}

.testimonial-card__avatar {
    width: 52px;
    height: 52px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid var(--clr-primary-100);
}

.testimonial-card__name {
    font-weight: 700;
    color: var(--clr-dark);
    font-size: var(--fs-base);
}

.testimonial-card__role {
    font-size: var(--fs-sm);
    color: var(--clr-gray);
}

.testimonials__controls {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-lg);
    margin-top: var(--space-2xl);
}

.testimonials__btn {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    border: 2px solid var(--clr-border);
    background: var(--clr-white);
    color: var(--clr-dark);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.testimonials__btn:hover {
    border-color: var(--clr-primary);
    color: var(--clr-primary);
    background: var(--clr-primary-50);
}

.testimonials__dots {
    display: flex;
    gap: var(--space-sm);
}

.testimonials__dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--clr-border);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.testimonials__dot.active {
    background: var(--clr-primary);
    width: 28px;
    border-radius: 5px;
}

/* ════════════════════════════════════════════
   APPOINTMENT
   ════════════════════════════════════════════ */
.appointment {
    padding: var(--space-5xl) 0;
    background: var(--gradient-hero);
    position: relative;
    overflow: hidden;
}

.appointment::before {
    content: '';
    position: absolute;
    width: 500px;
    height: 500px;
    background: var(--clr-primary);
    filter: blur(120px);
    opacity: 0.08;
    top: -200px;
    right: -100px;
    border-radius: 50%;
}

.appointment__inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-4xl);
    align-items: center;
}

.appointment__desc {
    font-size: var(--fs-md);
    color: var(--clr-gray-light);
    line-height: 1.8;
    margin-bottom: var(--space-2xl);
}

.appointment__perks {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-md);
}

.appointment__perk {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    color: rgba(255, 255, 255, 0.85);
    font-size: var(--fs-sm);
    font-weight: 500;
}

.appointment__perk i {
    color: var(--clr-green);
    font-size: 1.1rem;
}

/* Appointment Form */
.appointment__form-wrapper {
    position: relative;
}

.appointment__form {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border-radius: var(--radius-2xl);
    padding: var(--space-2xl);
    box-shadow: var(--shadow-2xl);
}

.appointment__form-title {
    font-size: var(--fs-xl);
    font-weight: 700;
    color: var(--clr-dark);
    margin-bottom: var(--space-xl);
    letter-spacing: -0.02em;
}

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

.form-group {
    margin-bottom: var(--space-md);
}

.form-group label {
    display: block;
    font-size: var(--fs-sm);
    font-weight: 600;
    color: var(--clr-dark-600);
    margin-bottom: var(--space-xs);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 1.5px solid var(--clr-border);
    border-radius: var(--radius-md);
    background: var(--clr-white);
    color: var(--clr-dark);
    transition: all var(--transition-fast);
    outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--clr-primary);
    box-shadow: 0 0 0 3px rgba(14, 165, 233, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 80px;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--clr-gray-light);
}

/* ════════════════════════════════════════════
   CONTACT
   ════════════════════════════════════════════ */
.contact {
    padding: var(--space-5xl) 0;
    background: var(--clr-surface);
}

.contact__grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-xl);
    margin-bottom: var(--space-3xl);
}

.contact-card {
    background: var(--clr-white);
    border-radius: var(--radius-xl);
    padding: var(--space-2xl);
    text-align: center;
    border: 1px solid var(--clr-border);
    transition: all var(--transition-base);
}

.contact-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.contact-card__icon {
    width: 56px;
    height: 56px;
    background: var(--clr-primary-50);
    color: var(--clr-primary);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    margin: 0 auto var(--space-lg);
}

.contact-card__icon--cyan { background: #ECFEFF; color: var(--clr-cyan); }
.contact-card__icon--green { background: #ECFDF5; color: var(--clr-green); }
.contact-card__icon--purple { background: #F5F3FF; color: var(--clr-purple); }

.contact-card__title {
    font-size: var(--fs-base);
    font-weight: 700;
    color: var(--clr-dark);
    margin-bottom: var(--space-sm);
}

.contact-card__text {
    font-size: var(--fs-sm);
    color: var(--clr-gray);
    line-height: 1.7;
}

.contact__map {
    border-radius: var(--radius-2xl);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--clr-border);
}

/* ════════════════════════════════════════════
   FOOTER
   ════════════════════════════════════════════ */
.footer {
    background: var(--clr-dark);
    color: rgba(255, 255, 255, 0.7);
    padding-top: var(--space-4xl);
}

.footer__top {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1.3fr;
    gap: var(--space-3xl);
    padding-bottom: var(--space-3xl);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.footer__brand-desc {
    font-size: var(--fs-sm);
    line-height: 1.7;
    margin-top: var(--space-lg);
    max-width: 280px;
}

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

.footer__social {
    display: flex;
    gap: var(--space-sm);
    margin-top: var(--space-xl);
}

.footer__social-link {
    width: 40px;
    height: 40px;
    background: var(--clr-primary);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    color: var(--clr-white);
    transition: all var(--transition-fast);
}

.footer__social-link:hover {
    background: var(--clr-primary);
    color: var(--clr-white);
    transform: translateY(-2px);
}

.footer__links-title {
    font-size: var(--fs-base);
    font-weight: 700;
    color: var(--clr-primary);
    margin-bottom: var(--space-xl);
}

.footer__links {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.footer__links a {
    font-size: var(--fs-sm);
    color: rgba(255, 255, 255, 0.55);
    transition: all var(--transition-fast);
    display: inline-flex;
    align-items: center;
}

.footer__links a:hover {
    color: var(--clr-primary-light);
    transform: translateX(4px);
}

.footer__newsletter p {
    font-size: var(--fs-sm);
    line-height: 1.7;
    margin-bottom: var(--space-lg);
}

.footer__newsletter-form {
    display: flex;
    gap: var(--space-sm);
}

.footer__newsletter-form input {
    flex: 1;
    padding: 10px 16px;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    color: var(--clr-white);
    outline: none;
    font-size: var(--fs-sm);
    transition: all var(--transition-fast);
}

.footer__newsletter-form input:focus {
    border-color: var(--clr-primary);
    background: rgba(255, 255, 255, 0.1);
}

.footer__newsletter-form input::placeholder {
    color: rgba(255, 255, 255, 0.35);
}

.footer__bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-xl) 0;
    font-size: var(--fs-sm);
    color: rgba(255, 255, 255, 0.35);
}

.footer__bottom-links {
    display: flex;
    gap: var(--space-xl);
}

.footer__bottom-links a {
    color: rgba(255, 255, 255, 0.35);
    font-size: var(--fs-sm);
    transition: color var(--transition-fast);
}

.footer__bottom-links a:hover {
    color: var(--clr-primary-light);
}

/* ════════════════════════════════════════════
   RESPONSIVE
   ════════════════════════════════════════════ */
@media (max-width: 1024px) {
    :root {
        --fs-5xl: 3rem;
        --fs-4xl: 2.5rem;
        --fs-3xl: 2rem;
    }

    .hero__inner {
        grid-template-columns: 1fr;
        gap: var(--space-2xl);
        text-align: center;
    }

    .hero__subtitle {
        margin-left: auto;
        margin-right: auto;
    }

    .hero__cta-group {
        justify-content: center;
    }

    .hero__trust {
        justify-content: center;
    }

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

    .hero__float-card--1 { left: -20px; }
    .hero__float-card--2 { right: -10px; }

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

    .about__inner {
        grid-template-columns: 1fr;
        gap: var(--space-3xl);
    }

    .about__image {
        height: 400px;
    }

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

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

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

    .footer__top {
        grid-template-columns: 1fr 1fr;
        gap: var(--space-2xl);
    }
}

@media (max-width: 768px) {
    :root {
        --fs-5xl: 2.5rem;
        --fs-4xl: 2rem;
        --nav-height: 70px;
    }

    .container {
        padding: 0 var(--space-md);
    }

    .navbar__links {
        display: none;
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(20px);
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: var(--space-md);
        z-index: 1000;
    }

    .navbar__links.active {
        display: flex;
    }

    .navbar__links .navbar__link {
        font-size: var(--fs-xl);
        padding: var(--space-md) var(--space-xl);
    }

    .navbar__hamburger {
        display: flex;
    }

    .navbar__actions .btn {
        display: none;
    }

    .hero {
        min-height: auto;
        padding: calc(var(--nav-height) + var(--space-3xl)) 0 var(--space-3xl);
    }

    .hero__float-card {
        display: none;
    }

    .hero__scroll-indicator {
        display: none;
    }

    .hero__image {
        height: 300px;
    }

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

    .about__stats {
        grid-template-columns: repeat(3, 1fr);
        gap: var(--space-md);
    }

    .doctors__grid {
        grid-template-columns: 1fr;
        max-width: 400px;
        margin: 0 auto;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

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

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

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

    .footer__bottom {
        flex-direction: column;
        gap: var(--space-md);
        text-align: center;
    }

    .footer__bottom-links {
        flex-wrap: wrap;
        justify-content: center;
        gap: var(--space-md);
    }

    .testimonial-card {
        padding: var(--space-xl);
    }

    .testimonial-card__text {
        font-size: var(--fs-base);
    }
}

/* ─── Animations ─── */
@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

/* Selection */
::selection {
    background: var(--clr-primary);
    color: var(--clr-white);
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--clr-surface);
}

::-webkit-scrollbar-thumb {
    background: var(--clr-gray-light);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--clr-gray);
}


/* FLOAT */
.fl-a {
    position: fixed;
    bottom: 1.75rem;
    right: 1.75rem;
    z-index: 900;
    display: flex;
    flex-direction: column;
    gap: .65rem;
    align-items: flex-end
  }
  
  .flb {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    cursor: none;
    box-shadow: 0 4px 16px rgba(0, 0, 0, .22);
    transition: transform .2s
  }
  
  .flb:hover {
    transform: scale(1.1)
  }
  
  .flb.wa {
    background: #25D366;
  }
  
  .flb.cl {
    background: var(--clr-primary);
  }

  .dental-breadcrumb {
    position: relative;
    background-image: url('images/bread.jpg');
    background-size: cover;
    background-position: center;
    padding: 80px 20px;
    text-align: center;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  }
  
  .breadcrumb-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--gradient-hero);
    z-index: 1;
  }
  
  .breadcrumb-container {
    position: relative;
    z-index: 2;
    max-width: 800px;
    margin: 0 auto;
  }
  
  .breadcrumb-title {
    color: #ffffff;
    font-size: 36px;
    font-weight: 700;
    margin: 0 0 12px 0;
    letter-spacing: 0.5px;
  }
  
  .breadcrumb-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    gap: 8px;
  }
  
  .breadcrumb-list li {
    color: rgba(255, 255, 255, 0.75);
    font-size: 15px;
  }
  
  .breadcrumb-list li + li::before {
    content: "/";
    margin-right: 8px;
    color: rgba(255, 255, 255, 0.5);
  }
  
  .breadcrumb-list a {
    color: #0EA5E9;
    text-decoration: none;
    transition: color 0.2s ease;
  }
  
  .breadcrumb-list a:hover {
    color: #ffffff;
    text-decoration: underline;
  }
  
  .breadcrumb-list li.active {
    color: #ffffff;
    font-weight: 500;
  }

  
  .dental-pricing {
    display: flex;
    justify-content: center;
    font-family: 'Segoe UI', Tahoma, sans-serif;
    background-color: #f4f9fc;
    padding: 40px;
  }
  
  .price-card {
    background: #ffffff;
    width: 320px;
    padding: 30px;
    border-radius: 16px;
    box-shadow: 0 10px 25px rgba(0, 120, 212, 0.1);
    position: relative;
    border-top: 5px solid #00a4ef;
  }
  
  .badge {
    position: absolute;
    top: -12px;
    right: 20px;
    background: #ff5722;
    color: #fff;
    font-size: 0.75rem;
    font-weight: bold;
    padding: 4px 12px;
    border-radius: 20px;
    text-transform: uppercase;
  }
  
  .price-card h3 {
    margin: 0 0 5px;
    color: #013b5a;
    font-size: 1.4rem;
  }
  
  .subtitle {
    color: #577084;
    font-size: 0.85rem;
    margin-bottom: 20px;
  }
  
  .price-box {
    margin: 20px 0;
    display: flex;
    align-items: baseline;
    gap: 10px;
  }
  
  .old-price {
    font-size: 1.1rem;
    color: #90a4ae;
    text-decoration: line-through;
  }
  
  .new-price {
    font-size: 2.2rem;
    font-weight: 800;
    color: #00a4ef;
  }
  
  .term {
    font-size: 0.8rem;
    color: #90a4ae;
  }
  
  .features {
    list-style: none;
    padding: 0;
    margin: 20px 0 30px;
    color: #37474f;
    font-size: 0.9rem;
    line-height: 2;
  }
  
  .book-btn {
    display: block;
    text-align: center;
    background: #00a4ef;
    color: white;
    text-decoration: none;
    padding: 12px;
    border-radius: 8px;
    font-weight: 600;
    transition: background 0.2s ease;
  }
  
  .book-btn:hover {
    background: #0078d4;
  }

  
   /* Menu Container */
   .menu-container {
    width: 100%;
    max-width: 600px;
    background-color: #ffffff;
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.05);
}

/* Headers */
.menu-title {
    text-align: center;
    font-size: 2.5rem;
    color: #2c3e50;
    margin-bottom: 5px;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.menu-subtitle {
    text-align: center;
    font-size: 1rem;
    color: #7f8c8d;
    margin-bottom: 40px;
    font-style: italic;
}

.section-title {
    font-size: 1.5rem;
    color: #0EA5E9;
    border-bottom: 2px solid #0EA5E9;
    padding-bottom: 5px;
    margin-top: 30px;
    margin-bottom: 20px;
}

/* Menu List Styling */
.menu-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.menu-item {
    margin-bottom: 20px;
}

/* Flexbox row for alignment and dotted line effect */
.item-row {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    margin-bottom: 4px;
}

.item-name {
    font-weight: 600;
    font-size: 1.1rem;
    background-color: #fff;
    padding-right: 8px;
    white-space: nowrap;
}

/* The dotted connector */
.item-leader {
    flex-grow: 1;
    border-bottom: 2px dotted #b2bec3;
    margin-bottom: 5px;
    min-width: 20px;
}

.item-price {
    font-weight: 700;
    font-size: 1.1rem;
    color: #0EA5E9;
    background-color: #fff;
    padding-left: 8px;
}

/* Description text */
.item-description {
    font-size: 0.9rem;
    color: #7f8c8d;
    margin: 0;
    line-height: 1.4;
}