/* ============================================
   Luminous Skin Dermatology — Custom Styles
   ============================================ */

/* --- CSS Custom Properties --- */
:root {
    --teal-50: #f0fdfa;
    --teal-100: #ccfbf1;
    --teal-200: #99f6e4;
    --teal-300: #5eead4;
    --teal-400: #2dd4bf;
    --teal-500: #14b8a6;
    --teal-600: #0d9488;
    --teal-700: #0f766e;
    --teal-800: #115e59;
    --teal-900: #134e4a;
    --teal-950: #042f2e;

    --slate-50: #f8fafc;
    --slate-100: #f1f5f9;
    --slate-200: #e2e8f0;
    --slate-300: #cbd5e1;
    --slate-400: #94a3b8;
    --slate-500: #64748b;
    --slate-600: #475569;
    --slate-700: #334155;
    --slate-800: #1e293b;
    --slate-900: #0f172a;
    --slate-950: #020617;

    --white: #ffffff;
    --black: #000000;

    --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
    --font-serif: 'Playfair Display', Georgia, serif;

    --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);

    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --radius-xl: 24px;

    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

body {
    font-family: var(--font-sans);
    font-size: 16px;
    line-height: 1.7;
    color: var(--slate-800);
    background-color: var(--white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

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

a {
    color: var(--teal-600);
    text-decoration: none;
    transition: color var(--transition);
}

a:hover {
    color: var(--teal-700);
}

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

ul, ol {
    list-style: none;
}

/* --- Skip Link --- */
.skip-link {
    position: absolute;
    top: -100%;
    left: 16px;
    background: var(--teal-700);
    color: var(--white);
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    z-index: 10000;
    font-weight: 500;
}

.skip-link:focus {
    top: 16px;
}

/* --- Container --- */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* --- Typography --- */
.section-label {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--teal-600);
    margin-bottom: 12px;
}

.section-title {
    font-family: var(--font-serif);
    font-size: clamp(1.75rem, 4vw, 2.75rem);
    font-weight: 600;
    line-height: 1.2;
    color: var(--slate-900);
    margin-bottom: 20px;
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--slate-500);
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.7;
}

.text-center {
    text-align: center;
}

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 28px;
    font-size: 0.9375rem;
    font-weight: 500;
    border-radius: var(--radius-md);
    transition: all var(--transition);
    white-space: nowrap;
}

.btn-primary {
    background: var(--teal-600);
    color: var(--white);
    box-shadow: 0 4px 14px rgba(13, 148, 136, 0.3);
}

.btn-primary:hover {
    background: var(--teal-700);
    color: var(--white);
    box-shadow: 0 6px 20px rgba(13, 148, 136, 0.4);
    transform: translateY(-1px);
}

.btn-primary:active {
    transform: translateY(0);
}

.btn-outline {
    background: transparent;
    color: var(--teal-600);
    border: 1.5px solid var(--teal-200);
}

.btn-outline:hover {
    background: var(--teal-50);
    border-color: var(--teal-400);
    color: var(--teal-700);
}

.btn-outline-light {
    background: transparent;
    color: var(--white);
    border: 1.5px solid rgba(255, 255, 255, 0.5);
}

.btn-outline-light:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--white);
    color: var(--white);
}

.btn-lg {
    padding: 16px 36px;
    font-size: 1rem;
}

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

/* --- Header --- */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--slate-100);
    transition: all var(--transition);
}

.header.scrolled {
    box-shadow: var(--shadow-md);
}

.header-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--slate-800);
    font-weight: 600;
    font-size: 1.1rem;
    z-index: 1001;
}

.logo:hover {
    color: var(--teal-600);
}

.logo-icon {
    color: var(--teal-600);
}

.logo-text {
    font-family: var(--font-serif);
    font-weight: 600;
}

.nav {
    display: flex;
    align-items: center;
    gap: 4px;
}

.nav-list {
    display: flex;
    align-items: center;
    gap: 4px;
}

.nav-link {
    padding: 8px 16px;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--slate-600);
    border-radius: var(--radius-sm);
    transition: all var(--transition);
}

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

.nav-cta {
    padding: 8px 20px;
    margin-left: 8px;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--teal-600);
    border: 1.5px solid var(--teal-200);
    border-radius: var(--radius-sm);
    transition: all var(--transition);
}

.nav-cta:hover {
    background: var(--teal-50);
    border-color: var(--teal-400);
    color: var(--teal-700);
}

/* Mobile menu button */
.mobile-menu-btn {
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 40px;
    height: 40px;
    border-radius: var(--radius-sm);
    z-index: 1001;
    transition: background var(--transition);
}

.mobile-menu-btn:hover {
    background: var(--slate-100);
}

.hamburger {
    width: 20px;
    height: 2px;
    background: var(--slate-700);
    position: relative;
    transition: all var(--transition);
}

.hamburger::before,
.hamburger::after {
    content: '';
    position: absolute;
    width: 20px;
    height: 2px;
    background: var(--slate-700);
    transition: all var(--transition);
}

.hamburger::before { top: -6px; }
.hamburger::after { top: 6px; }

.mobile-menu-btn[aria-expanded="true"] .hamburger {
    background: transparent;
}

.mobile-menu-btn[aria-expanded="true"] .hamburger::before {
    top: 0;
    transform: rotate(45deg);
}

.mobile-menu-btn[aria-expanded="true"] .hamburger::after {
    top: 0;
    transform: rotate(-45deg);
}

/* Mobile menu overlay */
.mobile-menu-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: var(--white);
    z-index: 1000;
    padding: 100px 24px 40px;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    opacity: 0;
    transition: opacity var(--transition);
}

.mobile-menu-overlay.active {
    display: flex;
    opacity: 1;
}

.mobile-nav-list {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    width: 100%;
    max-width: 400px;
}

.mobile-nav-link {
    width: 100%;
    padding: 14px 20px;
    font-size: 1.1rem;
    font-weight: 500;
    color: var(--slate-700);
    border-radius: var(--radius-md);
    text-align: center;
    transition: all var(--transition);
}

.mobile-nav-link:hover {
    background: var(--teal-50);
    color: var(--teal-600);
}

.mobile-nav-cta {
    margin-top: 16px;
    padding: 14px 32px;
    font-size: 1rem;
    font-weight: 600;
    color: var(--teal-600);
    border: 1.5px solid var(--teal-200);
    border-radius: var(--radius-md);
    text-align: center;
    width: 100%;
}

/* --- Hero --- */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.hero-bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        135deg,
        rgba(2, 6, 23, 0.82) 0%,
        rgba(4, 47, 46, 0.75) 50%,
        rgba(15, 118, 110, 0.65) 100%
    );
}

.hero-content {
    position: relative;
    z-index: 1;
    padding: 120px 24px 80px;
    max-width: 800px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: rgba(255, 255, 255, 0.12);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 50px;
    color: var(--teal-200);
    font-size: 0.8125rem;
    font-weight: 500;
    letter-spacing: 0.04em;
    margin-bottom: 28px;
    backdrop-filter: blur(8px);
}

.hero-title {
    font-family: var(--font-serif);
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 600;
    line-height: 1.15;
    color: var(--white);
    margin-bottom: 24px;
    max-width: 700px;
}

.hero-subtitle {
    font-size: clamp(1rem, 2vw, 1.2rem);
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.7;
    margin-bottom: 40px;
    max-width: 580px;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    margin-bottom: 56px;
}

.hero-trust {
    display: flex;
    flex-wrap: wrap;
    gap: 24px;
}

.trust-item {
    display: flex;
    align-items: center;
    gap: 10px;
    color: rgba(255, 255, 255, 0.85);
    font-size: 0.9rem;
    font-weight: 500;
}

.trust-item svg {
    color: var(--teal-300);
    flex-shrink: 0;
}

.hero-scroll {
    position: absolute;
    bottom: 32px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    animation: float 2s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(6px); }
}

/* --- Intro --- */
.intro {
    padding: 100px 0;
    background: var(--white);
}

.intro-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
}

.intro-image {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    aspect-ratio: 6/7;
}

.intro-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.intro-image::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 40%;
    background: linear-gradient(to top, rgba(13, 148, 136, 0.15), transparent);
    pointer-events: none;
}

.intro-content {
    padding: 20px 0;
}

.intro-text {
    font-size: 1.0625rem;
    color: var(--slate-600);
    line-height: 1.8;
    margin-bottom: 20px;
}

.intro-stats {
    display: flex;
    gap: 40px;
    margin-top: 40px;
    padding-top: 32px;
    border-top: 1px solid var(--slate-200);
}

.stat {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.stat-number {
    font-family: var(--font-serif);
    font-size: 2rem;
    font-weight: 700;
    color: var(--teal-600);
    line-height: 1;
}

.stat-label {
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--slate-500);
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

/* --- Services --- */
.services {
    padding: 100px 0;
    background: var(--slate-50);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-top: 56px;
}

.service-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 36px 28px;
    border: 1px solid var(--slate-100);
    transition: all var(--transition);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--teal-500), var(--teal-600));
    opacity: 0;
    transition: opacity var(--transition);
}

.service-card:hover {
    border-color: var(--teal-100);
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
}

.service-card:hover::before {
    opacity: 1;
}

.service-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--teal-50);
    border-radius: var(--radius-md);
    color: var(--teal-600);
    margin-bottom: 20px;
    transition: all var(--transition);
}

.service-card:hover .service-icon {
    background: var(--teal-600);
    color: var(--white);
}

.service-title {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--slate-900);
    margin-bottom: 12px;
}

.service-description {
    font-size: 0.9375rem;
    color: var(--slate-500);
    line-height: 1.7;
    margin-bottom: 20px;
}

.service-features {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.service-features li {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.875rem;
    color: var(--slate-600);
}

.service-features li::before {
    content: '';
    width: 6px;
    height: 6px;
    background: var(--teal-400);
    border-radius: 50%;
    flex-shrink: 0;
}

/* --- Why Us --- */
.why-us {
    padding: 100px 0;
    background: var(--white);
}

.why-us-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
}

.why-us-content {
    order: 1;
}

.why-us-text {
    font-size: 1.0625rem;
    color: var(--slate-600);
    line-height: 1.8;
    margin-bottom: 40px;
}

.why-us-features {
    display: flex;
    flex-direction: column;
    gap: 28px;
}

.why-feature {
    display: flex;
    gap: 20px;
}

.why-feature-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--teal-50);
    border-radius: var(--radius-md);
    color: var(--teal-600);
    flex-shrink: 0;
}

.why-feature-content h4 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--slate-800);
    margin-bottom: 6px;
}

.why-feature-content p {
    font-size: 0.9rem;
    color: var(--slate-500);
    line-height: 1.7;
}

.why-us-image {
    order: 2;
    position: relative;
}

.image-collage {
    position: relative;
    height: 600px;
}

.image-collage img {
    position: absolute;
    border-radius: var(--radius-lg);
    object-fit: cover;
    box-shadow: var(--shadow-xl);
}

.image-collage img:first-child {
    width: 320px;
    height: 400px;
    top: 0;
    left: 0;
}

.image-collage img:last-child {
    width: 240px;
    height: 200px;
    bottom: 0;
    right: 0;
}

.collage-accent {
    position: absolute;
    width: 120px;
    height: 120px;
    background: var(--teal-100);
    border-radius: var(--radius-lg);
    bottom: 60px;
    left: 60px;
    z-index: -1;
}

/* --- About --- */
.about {
    padding: 100px 0;
    background: var(--slate-50);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
}

.about-image-wrapper {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    aspect-ratio: 6/7;
}

.about-image-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.about-image-overlay {
    position: absolute;
    bottom: 24px;
    left: 24px;
    right: 24px;
}

.about-highlight {
    display: flex;
    align-items: center;
    gap: 16px;
    background: var(--white);
    padding: 20px 24px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
}

.highlight-number {
    font-family: var(--font-serif);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--teal-600);
    line-height: 1;
}

.highlight-text {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--slate-700);
    line-height: 1.4;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.about-content {
    padding: 20px 0;
}

.about-text {
    font-size: 1.0625rem;
    color: var(--slate-600);
    line-height: 1.8;
    margin-bottom: 20px;
}

.about-credentials {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-top: 32px;
}

.credential {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 16px;
    background: var(--white);
    border-radius: var(--radius-md);
    border: 1px solid var(--slate-100);
}

.credential svg {
    color: var(--teal-600);
    flex-shrink: 0;
}

.credential span {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--slate-700);
    line-height: 1.4;
}

/* --- Testimonials --- */
.testimonials {
    padding: 100px 0;
    background: var(--white);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-top: 56px;
}

.testimonial-card {
    background: var(--slate-50);
    border-radius: var(--radius-lg);
    padding: 36px 28px;
    border: 1px solid var(--slate-100);
    transition: all var(--transition);
    display: flex;
    flex-direction: column;
}

.testimonial-card:hover {
    border-color: var(--teal-100);
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
}

.testimonial-quote {
    color: var(--teal-400);
    margin-bottom: 20px;
}

.testimonial-text {
    font-size: 0.9375rem;
    color: var(--slate-600);
    line-height: 1.8;
    flex: 1;
    margin-bottom: 24px;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 12px;
    padding-top: 20px;
    border-top: 1px solid var(--slate-200);
}

.author-avatar {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--teal-100);
    border-radius: 50%;
    color: var(--teal-600);
}

.author-name {
    display: block;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--slate-800);
}

.author-location {
    display: block;
    font-size: 0.8125rem;
    color: var(--slate-400);
}

/* --- FAQ --- */
.faq {
    padding: 100px 0;
    background: var(--slate-50);
}

.faq-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    margin-top: 56px;
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}

.faq-column {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.faq-item {
    background: var(--white);
    border-radius: var(--radius-md);
    border: 1px solid var(--slate-100);
    overflow: hidden;
    transition: all var(--transition);
}

.faq-item:hover {
    border-color: var(--teal-100);
}

.faq-question {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 18px 24px;
    text-align: left;
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--slate-800);
    transition: color var(--transition);
}

.faq-question:hover {
    color: var(--teal-600);
}

.faq-toggle {
    flex-shrink: 0;
    color: var(--slate-400);
    transition: all var(--transition);
}

.faq-question[aria-expanded="true"] .faq-toggle {
    transform: rotate(45deg);
    color: var(--teal-600);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.faq-answer p {
    padding: 0 24px 18px;
    font-size: 0.9rem;
    color: var(--slate-500);
    line-height: 1.7;
}

.faq-item.active .faq-answer {
    max-height: 300px;
}

/* --- CTA --- */
.cta {
    padding: 100px 0;
    background: var(--white);
}

.cta-card {
    display: grid;
    grid-template-columns: 1fr 1fr;
    background: var(--slate-900);
    border-radius: var(--radius-xl);
    overflow: hidden;
    min-height: 520px;
}

.cta-content {
    padding: 56px 48px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    color: var(--white);
}

.cta-content .section-label {
    color: var(--teal-300);
}

.cta-title {
    font-family: var(--font-serif);
    font-size: clamp(1.5rem, 3vw, 2.25rem);
    font-weight: 600;
    line-height: 1.25;
    color: var(--white);
    margin-bottom: 20px;
}

.cta-text {
    font-size: 1.0625rem;
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.8;
    margin-bottom: 36px;
}

.cta-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
}

.cta-image {
    position: relative;
    overflow: hidden;
}

.cta-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.cta-image::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, var(--slate-900) 0%, transparent 40%);
}

/* --- Contact --- */
.contact {
    padding: 100px 0;
    background: var(--slate-50);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 32px;
}

.contact-text {
    font-size: 1.0625rem;
    color: var(--slate-500);
    line-height: 1.7;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.contact-detail {
    display: flex;
    gap: 16px;
}

.contact-icon {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--teal-50);
    border-radius: var(--radius-md);
    color: var(--teal-600);
    flex-shrink: 0;
}

.contact-text-detail {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.contact-label {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--slate-400);
}

.contact-text-detail span,
.contact-text-detail a {
    font-size: 0.9375rem;
    color: var(--slate-700);
    line-height: 1.6;
}

.contact-text-detail a:hover {
    color: var(--teal-600);
}

.contact-map {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

.contact-form-wrapper {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 40px;
    border: 1px solid var(--slate-100);
    box-shadow: var(--shadow-lg);
}

.contact-form-header {
    margin-bottom: 32px;
}

.contact-form-header h3 {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--slate-900);
    margin-bottom: 8px;
}

.contact-form-header p {
    font-size: 0.9rem;
    color: var(--slate-500);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
    margin-bottom: 16px;
}

.form-group label {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--slate-700);
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 12px 16px;
    font-size: 0.9375rem;
    font-family: var(--font-sans);
    color: var(--slate-800);
    background: var(--slate-50);
    border: 1.5px solid var(--slate-200);
    border-radius: var(--radius-sm);
    transition: all var(--transition);
    outline: none;
    width: 100%;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--teal-400);
    background: var(--white);
    box-shadow: 0 0 0 3px rgba(13, 148, 136, 0.1);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--slate-400);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.form-privacy {
    font-size: 0.8125rem;
    color: var(--slate-400);
    text-align: center;
    margin-top: 16px;
}

.form-success {
    text-align: center;
    padding: 40px 20px;
}

.success-icon {
    width: 72px;
    height: 72px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--teal-50);
    border-radius: 50%;
    color: var(--teal-600);
    margin: 0 auto 20px;
}

.form-success h3 {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--slate-900);
    margin-bottom: 12px;
}

.form-success p {
    font-size: 0.9375rem;
    color: var(--slate-500);
    line-height: 1.7;
    margin-bottom: 24px;
}

/* --- Footer --- */
.footer {
    background: var(--slate-900);
    color: rgba(255, 255, 255, 0.7);
    padding: 64px 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 48px;
    padding-bottom: 48px;
}

.footer-brand .logo {
    color: var(--white);
    margin-bottom: 16px;
}

.footer-desc {
    font-size: 0.9rem;
    line-height: 1.7;
    color: rgba(255, 255, 255, 0.5);
}

.footer-links h4,
.footer-contact h4 {
    font-size: 0.8125rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: rgba(255, 255, 255, 0.4);
    margin-bottom: 20px;
}

.footer-links ul {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-links a {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.6);
    transition: color var(--transition);
}

.footer-links a:hover {
    color: var(--teal-400);
}

.footer-contact address {
    font-style: normal;
    font-size: 0.9rem;
    line-height: 1.7;
    margin-bottom: 12px;
}

.footer-contact p {
    font-size: 0.9rem;
    margin-bottom: 8px;
}

.footer-contact a {
    color: rgba(255, 255, 255, 0.6);
}

.footer-contact a:hover {
    color: var(--teal-400);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding: 24px 0;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.footer-bottom p {
    font-size: 0.8125rem;
    color: rgba(255, 255, 255, 0.35);
}

.footer-legal {
    font-size: 0.75rem !important;
    color: rgba(255, 255, 255, 0.25) !important;
    line-height: 1.6;
}

/* --- Responsive --- */
@media (max-width: 1024px) {
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }

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

    .testimonials-grid .testimonial-card:last-child {
        grid-column: span 2;
        max-width: 50%;
        margin: 0 auto;
    }

    .cta-card {
        grid-template-columns: 1fr;
    }

    .cta-image {
        height: 300px;
    }

    .cta-image::after {
        background: linear-gradient(to top, var(--slate-900) 0%, transparent 50%);
    }

    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 32px;
    }
}

@media (max-width: 768px) {
    .container {
        padding: 0 20px;
    }

    .nav {
        display: none;
    }

    .mobile-menu-btn {
        display: flex;
    }

    .hero-content {
        padding: 100px 20px 60px;
    }

    .hero-actions {
        flex-direction: column;
    }

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

    .hero-trust {
        flex-direction: column;
        gap: 12px;
    }

    .intro-grid,
    .why-us-grid,
    .about-grid,
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .intro-content,
    .why-us-content,
    .about-content,
    .cta-content {
        order: 2;
    }

    .intro-image,
    .about-image-wrapper {
        order: 1;
        aspect-ratio: 4/3;
    }

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

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

    .testimonials-grid .testimonial-card:last-child {
        grid-column: span 1;
        max-width: 100%;
    }

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

    .image-collage {
        height: 400px;
    }

    .image-collage img:first-child {
        width: 240px;
        height: 300px;
    }

    .image-collage img:last-child {
        width: 180px;
        height: 150px;
    }

    .about-credentials {
        grid-template-columns: 1fr;
    }

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

    .contact-form-wrapper {
        padding: 28px 20px;
    }

    .cta-content {
        padding: 40px 28px;
    }

    .cta-actions {
        flex-direction: column;
    }

    .cta-actions .btn {
        justify-content: center;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }

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

    .intro-stats {
        gap: 24px;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 1.75rem;
    }

    .section-title {
        font-size: 1.5rem;
    }

    .service-card {
        padding: 28px 22px;
    }

    .why-feature {
        flex-direction: column;
        gap: 12px;
    }
}

/* --- Animations --- */
@media (prefers-reduced-motion: no-preference) {
    .fade-in {
        opacity: 0;
        transform: translateY(24px);
        transition: opacity 0.6s ease, transform 0.6s ease;
    }

    .fade-in.visible {
        opacity: 1;
        transform: translateY(0);
    }

    .fade-in-delay-1 { transition-delay: 0.1s; }
    .fade-in-delay-2 { transition-delay: 0.2s; }
    .fade-in-delay-3 { transition-delay: 0.3s; }
}