/* ============================================
   Gravity Mechanical — Custom Styles
   Bold editorial design · Teal + Slate Grey
   ============================================ */

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

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

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

    --font-serif: 'Playfair Display', Georgia, 'Times New Roman', serif;
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

    --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;

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

    --shadow-sm: 0 1px 3px rgba(0,0,0,0.08), 0 1px 2px rgba(0,0,0,0.06);
    --shadow-md: 0 4px 16px rgba(0,0,0,0.1), 0 2px 4px rgba(0,0,0,0.06);
    --shadow-lg: 0 12px 40px rgba(0,0,0,0.12), 0 4px 12px rgba(0,0,0,0.08);
    --shadow-xl: 0 24px 60px rgba(0,0,0,0.15), 0 8px 20px rgba(0,0,0,0.1);

    --transition-fast: 0.2s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
}

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

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

body {
    font-family: var(--font-sans);
    color: var(--color-slate-800);
    background-color: var(--color-white);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

img, svg {
    display: block;
    max-width: 100%;
}

a {
    color: inherit;
    text-decoration: none;
}

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

ul, ol {
    list-style: none;
}

address {
    font-style: normal;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* --- Preloader --- */
.preloader {
    position: fixed;
    inset: 0;
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-teal-900);
    transition: opacity 0.4s ease, visibility 0.4s ease;
}

.preloader.hidden {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

.preloader-spinner {
    color: var(--color-teal-300);
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* --- Container --- */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

@media (min-width: 768px) {
    .container {
        padding: 0 var(--space-2xl);
    }
}

/* --- Typography --- */
h1, h2, h3, h4 {
    font-family: var(--font-serif);
    font-weight: 700;
    line-height: 1.15;
    color: var(--color-slate-900);
}

/* --- Section Header --- */
.section-header {
    max-width: 680px;
    margin-bottom: var(--space-3xl);
}

.section-header--centered {
    text-align: center;
    margin-left: auto;
    margin-right: auto;
}

.section-tag {
    display: inline-block;
    font-family: var(--font-sans);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--color-teal-600);
    margin-bottom: var(--space-md);
}

.section-title {
    font-size: clamp(2rem, 5vw, 3.25rem);
    margin-bottom: var(--space-lg);
    color: var(--color-slate-900);
}

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

.section-subtitle {
    font-size: 1.1rem;
    line-height: 1.7;
    color: var(--color-slate-600);
}

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

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    font-family: var(--font-sans);
    font-weight: 600;
    font-size: 0.9375rem;
    padding: 0.8125rem 1.75rem;
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
    white-space: nowrap;
}

.btn--primary {
    background: var(--color-teal-600);
    color: var(--color-white);
    border: 2px solid var(--color-teal-600);
}

.btn--primary:hover,
.btn--primary:focus-visible {
    background: var(--color-teal-700);
    border-color: var(--color-teal-700);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn--outline {
    background: transparent;
    color: var(--color-white);
    border: 2px solid rgba(255,255,255,0.6);
}

.btn--outline:hover,
.btn--outline:focus-visible {
    background: var(--color-white);
    color: var(--color-slate-900);
    border-color: var(--color-white);
    transform: translateY(-2px);
}

.btn--outline-white {
    background: transparent;
    color: var(--color-white);
    border: 2px solid rgba(255,255,255,0.7);
}

.btn--outline-white:hover,
.btn--outline-white:focus-visible {
    background: var(--color-white);
    color: var(--color-teal-700);
    border-color: var(--color-white);
    transform: translateY(-2px);
}

.btn--white {
    background: var(--color-white);
    color: var(--color-teal-700);
    border: 2px solid var(--color-white);
}

.btn--white:hover,
.btn--white:focus-visible {
    background: var(--color-slate-100);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn--lg {
    padding: 1rem 2rem;
    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, 0.97);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid transparent;
    transition: border-color var(--transition-base), box-shadow var(--transition-base);
}

.header.scrolled {
    border-bottom-color: var(--color-slate-200);
    box-shadow: var(--shadow-sm);
}

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

/* --- Logo --- */
.logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    color: var(--color-teal-700);
    font-family: var(--font-sans);
}

.logo--light {
    color: var(--color-teal-400);
}

.logo__icon {
    flex-shrink: 0;
}

.logo__text {
    display: flex;
    flex-direction: column;
    line-height: 1.1;
}

.logo__name {
    font-size: 1.125rem;
    font-weight: 700;
    letter-spacing: -0.02em;
}

.logo__sub {
    font-size: 0.6875rem;
    font-weight: 500;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    opacity: 0.7;
}

/* --- Navigation --- */
.nav {
    display: flex;
    align-items: center;
    gap: var(--space-xl);
}

.nav__list {
    display: none;
    align-items: center;
    gap: var(--space-xs);
}

.nav__link {
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--color-slate-600);
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-sm);
    transition: color var(--transition-fast), background var(--transition-fast);
}

.nav__link:hover,
.nav__link:focus-visible {
    color: var(--color-teal-700);
    background: var(--color-teal-50);
}

.nav__cta {
    display: none;
    align-items: center;
    gap: var(--space-sm);
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-teal-700);
    background: var(--color-teal-50);
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-sm);
    transition: background var(--transition-fast);
}

.nav__cta:hover {
    background: var(--color-teal-100);
}

/* --- Menu Toggle --- */
.menu-toggle {
    display: flex;
    flex-direction: column;
    gap: 5px;
    padding: var(--space-sm);
    z-index: 1001;
}

.menu-toggle__bar {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-slate-700);
    border-radius: 2px;
    transition: all var(--transition-base);
    transform-origin: center;
}

.menu-toggle[aria-expanded="true"] .menu-toggle__bar:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.menu-toggle[aria-expanded="true"] .menu-toggle__bar:nth-child(2) {
    opacity: 0;
}

.menu-toggle[aria-expanded="true"] .menu-toggle__bar:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* --- Mobile Nav --- */
@media (max-width: 767px) {
    .menu-toggle {
        display: flex;
    }
    
    .nav {
        position: fixed;
        top: 0;
        right: 0;
        bottom: 0;
        width: min(320px, 85vw);
        background: var(--color-white);
        flex-direction: column;
        justify-content: center;
        align-items: flex-start;
        padding: var(--space-2xl);
        transform: translateX(100%);
        transition: transform var(--transition-base);
        box-shadow: var(--shadow-xl);
    }

    .nav.open {
        transform: translateX(0);
    }

    .nav__list {
        display: flex;
        flex-direction: column;
        align-items: flex-start;
        gap: var(--space-sm);
        margin-bottom: var(--space-xl);
    }

    .nav__link {
        font-size: 1.125rem;
        padding: var(--space-md);
        width: 100%;
    }

    .nav__cta {
        display: inline-flex;
    }
}

@media (min-width: 1024px) {
    .nav__list {
        display: flex;
    }
    
    .nav__cta {
        display: inline-flex;
    }
}

/* --- Mobile Nav Overlay --- */
.nav-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.4);
    z-index: 999;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
}

.nav-overlay.active {
    opacity: 1;
    visibility: visible;
}

/* ============================================
   HERO
   ============================================ */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    overflow: hidden;
    background: var(--color-slate-900);
    padding-top: 72px;
}

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

.hero__img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.35;
}

.hero__overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, 
        rgba(4, 47, 46, 0.92) 0%, 
        rgba(15, 118, 110, 0.85) 50%,
        rgba(30, 41, 59, 0.88) 100%);
}

.hero__layout {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-3xl);
    padding: var(--space-3xl) 0;
    align-items: center;
}

@media (min-width: 1024px) {
    .hero__layout {
        grid-template-columns: 1.1fr 1fr;
        padding: var(--space-4xl) 0;
    }
}

/* --- Hero Content --- */
.hero__content {
    max-width: 580px;
}

.hero__badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: 0.8125rem;
    font-weight: 600;
    letter-spacing: 0.06em;
    color: var(--color-teal-200);
    background: rgba(255,255,255,0.08);
    border: 1px solid rgba(255,255,255,0.12);
    padding: var(--space-sm) var(--space-lg);
    border-radius: 100px;
    margin-bottom: var(--space-xl);
    backdrop-filter: blur(4px);
}

.hero__badge-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--color-teal-400);
    animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.3); }
}

.hero__title {
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 800;
    line-height: 1.05;
    color: var(--color-white);
    margin-bottom: var(--space-xl);
    letter-spacing: -0.02em;
}

.hero__title-accent {
    color: var(--color-teal-300);
    font-style: italic;
}

.hero__subtitle {
    font-size: clamp(1rem, 2vw, 1.2rem);
    line-height: 1.7;
    color: var(--color-slate-300);
    margin-bottom: var(--space-2xl);
    max-width: 500px;
}

.hero__actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-md);
}

/* --- Hero Stat Cards --- */
.hero__cards {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-lg);
    max-width: 420px;
}

@media (min-width: 640px) {
    .hero__cards {
        max-width: 480px;
    }
}

.stat-card {
    background: rgba(255, 255, 255, 0.07);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    transition: transform var(--transition-base), background var(--transition-base);
}

.stat-card:hover {
    transform: translateY(-4px);
    background: rgba(255, 255, 255, 0.1);
}

.stat-card--primary {
    background: var(--color-teal-600);
    border-color: var(--color-teal-500);
}

.stat-card--accent {
    background: var(--color-slate-700);
    border-color: var(--color-slate-600);
}

.stat-card__icon {
    color: var(--color-teal-200);
    margin-bottom: var(--space-md);
}

.stat-card--primary .stat-card__icon,
.stat-card--accent .stat-card__icon {
    color: var(--color-white);
}

.stat-card__number {
    font-family: var(--font-serif);
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-white);
    line-height: 1;
    margin-bottom: var(--space-xs);
}

.stat-card__label {
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--color-slate-300);
    letter-spacing: 0.02em;
}

.stat-card--primary .stat-card__label,
.stat-card--accent .stat-card__label {
    color: var(--color-slate-200);
}

/* --- Scroll Indicator --- */
.hero__scroll-indicator {
    position: absolute;
    bottom: var(--space-2xl);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
    color: var(--color-slate-400);
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    z-index: 1;
    animation: float 2.5s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(8px); }
}

/* ============================================
   SERVICES
   ============================================ */
.services {
    padding: var(--space-4xl) 0;
    background: var(--color-slate-50);
}

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

@media (min-width: 640px) {
    .services__grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .services__grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.service-card {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.service-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
}

.service-card__img-wrapper {
    position: relative;
    height: 200px;
    overflow: hidden;
}

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

.service-card:hover .service-card__img {
    transform: scale(1.05);
}

.service-card__img-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.15) 0%, transparent 50%);
}

.service-card__body {
    padding: var(--space-xl);
}

.service-card__icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-teal-50);
    color: var(--color-teal-700);
    border-radius: var(--radius-md);
    margin-bottom: var(--space-lg);
}

.service-card__title {
    font-size: 1.375rem;
    margin-bottom: var(--space-sm);
}

.service-card__desc {
    font-size: 0.9375rem;
    color: var(--color-slate-600);
    line-height: 1.65;
    margin-bottom: var(--space-lg);
}

.service-card__link {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-teal-700);
    transition: gap var(--transition-fast);
}

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

/* ============================================
   WHY US
   ============================================ */
.why-us {
    padding: var(--space-4xl) 0;
    background: var(--color-slate-900);
    position: relative;
    overflow: hidden;
}

.why-us::before {
    content: '';
    position: absolute;
    top: -200px;
    right: -200px;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(13, 148, 136, 0.15) 0%, transparent 70%);
    pointer-events: none;
}

.why-us__layout {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-3xl);
    align-items: center;
}

@media (min-width: 1024px) {
    .why-us__layout {
        grid-template-columns: 1.1fr 0.9fr;
    }
}

/* --- Features List --- */
.features-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-xl);
    margin-top: var(--space-2xl);
}

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

.feature-item__icon {
    flex-shrink: 0;
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-teal-600);
    color: var(--color-white);
    border-radius: var(--radius-sm);
    margin-top: 2px;
}

.feature-item__title {
    font-family: var(--font-sans);
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-white);
    margin-bottom: var(--space-xs);
}

.feature-item__desc {
    font-size: 0.9375rem;
    color: var(--color-slate-400);
    line-height: 1.6;
}

/* --- Image Stack --- */
.why-us__visual {
    position: relative;
}

.image-stack {
    position: relative;
    height: 480px;
}

.image-stack__primary {
    position: absolute;
    inset: 0;
    border-radius: var(--radius-xl);
    overflow: hidden;
}

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

.image-stack__accent {
    position: absolute;
    bottom: -24px;
    right: -24px;
    z-index: 2;
}

@media (max-width: 767px) {
    .image-stack__accent {
        right: 0;
        bottom: -16px;
    }
}

.accent-card {
    background: var(--color-teal-600);
    color: var(--color-white);
    padding: var(--space-xl) var(--space-2xl);
    border-radius: var(--radius-lg);
    text-align: center;
    box-shadow: var(--shadow-xl);
}

.accent-card__number {
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    opacity: 0.7;
}

.accent-card__value {
    font-family: var(--font-serif);
    font-size: 1.75rem;
    font-weight: 700;
    line-height: 1.2;
}

.accent-card__label {
    font-size: 0.8125rem;
    opacity: 0.8;
    margin-top: var(--space-xs);
}

/* ============================================
   PROCESS
   ============================================ */
.process {
    padding: var(--space-4xl) 0;
    background: var(--color-white);
}

.process__steps {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-xl);
    max-width: 900px;
    margin: 0 auto;
}

@media (min-width: 640px) {
    .process__steps {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .process__steps {
        grid-template-columns: repeat(4, 1fr);
    }
}

.process-step {
    text-align: center;
    padding: var(--space-xl);
    position: relative;
}

.process-step__number {
    font-family: var(--font-serif);
    font-size: 3.5rem;
    font-weight: 800;
    color: var(--color-teal-100);
    line-height: 1;
    margin-bottom: var(--space-md);
}

.process-step__title {
    font-size: 1.25rem;
    margin-bottom: var(--space-sm);
}

.process-step__desc {
    font-size: 0.9375rem;
    color: var(--color-slate-600);
    line-height: 1.65;
}

.process-step__connector {
    display: none;
}

@media (min-width: 1024px) {
    .process-step:not(:last-child) .process-step__connector {
        display: block;
        position: absolute;
        top: 2.5rem;
        right: -12px;
        width: 24px;
        height: 2px;
        background: var(--color-teal-200);
    }
    
    .process-step:not(:last-child) .process-step__connector::after {
        content: '';
        position: absolute;
        right: -4px;
        top: -3px;
        width: 0;
        height: 0;
        border-left: 6px solid var(--color-teal-300);
        border-top: 4px solid transparent;
        border-bottom: 4px solid transparent;
    }
}

/* ============================================
   AREAS
   ============================================ */
.areas {
    padding: var(--space-4xl) 0;
    background: var(--color-slate-900);
    position: relative;
    overflow: hidden;
}

.areas::before {
    content: '';
    position: absolute;
    bottom: -150px;
    left: -150px;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(13, 148, 136, 0.1) 0%, transparent 70%);
    pointer-events: none;
}

.areas__layout {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-3xl);
    align-items: start;
}

@media (min-width: 1024px) {
    .areas__layout {
        grid-template-columns: 1fr 1fr;
    }
}

/* --- Areas List --- */
.areas__list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-md);
    margin-top: var(--space-2xl);
}

.areas__list li {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: 1rem;
    font-weight: 500;
    color: var(--color-slate-200);
}

.areas__list li svg {
    color: var(--color-teal-400);
    flex-shrink: 0;
}

.areas__note {
    margin-top: var(--space-lg);
    font-size: 0.875rem;
    color: var(--color-slate-500);
    font-style: italic;
}

/* --- Map --- */
.map-placeholder {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    aspect-ratio: 4/3;
}

.map-placeholder__iframe {
    width: 100%;
    height: 100%;
}

/* ============================================
   TESTIMONIALS
   ============================================ */
.testimonials {
    padding: var(--space-4xl) 0;
    background: var(--color-slate-50);
}

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

@media (min-width: 768px) {
    .testimonials__grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.testimonial-card {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    padding: var(--space-2xl);
    box-shadow: var(--shadow-sm);
    transition: transform var(--transition-base), box-shadow var(--transition-base);
    display: flex;
    flex-direction: column;
}

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

.testimonial-card__stars {
    display: flex;
    gap: 4px;
    color: #f59e0b;
    margin-bottom: var(--space-lg);
}

.testimonial-card__quote {
    flex: 1;
    margin-bottom: var(--space-xl);
}

.testimonial-card__quote p {
    font-size: 1rem;
    line-height: 1.7;
    color: var(--color-slate-700);
}

.testimonial-card__footer {
    border-top: 1px solid var(--color-slate-100);
    padding-top: var(--space-lg);
}

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

.testimonial-card__avatar {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-teal-100);
    color: var(--color-teal-700);
    border-radius: 50%;
    flex-shrink: 0;
}

.testimonial-card__name {
    font-family: var(--font-sans);
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--color-slate-900);
}

.testimonial-card__location {
    font-size: 0.8125rem;
    color: var(--color-slate-500);
}

/* ============================================
   CTA BANNER
   ============================================ */
.cta-banner {
    position: relative;
    padding: var(--space-4xl) 0;
    overflow: hidden;
}

.cta-banner__bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}

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

.cta-banner__overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, 
        rgba(4, 47, 46, 0.93) 0%, 
        rgba(15, 118, 110, 0.88) 100%);
}

.cta-banner__content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
}

.cta-banner__title {
    font-size: clamp(2rem, 5vw, 3rem);
    color: var(--color-white);
    margin-bottom: var(--space-lg);
}

.cta-banner__subtitle {
    font-size: 1.1rem;
    color: var(--color-slate-300);
    line-height: 1.7;
    margin-bottom: var(--space-2xl);
}

.cta-banner__actions {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--space-md);
}

/* ============================================
   CONTACT
   ============================================ */
.contact {
    padding: var(--space-4xl) 0;
    background: var(--color-slate-900);
    position: relative;
    overflow: hidden;
}

.contact::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(13, 148, 136, 0.08) 0%, transparent 60%);
    pointer-events: none;
}

.contact__layout {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-3xl);
    position: relative;
    z-index: 1;
}

@media (min-width: 1024px) {
    .contact__layout {
        grid-template-columns: 1fr 1.2fr;
    }
}

/* --- Contact Info --- */
.contact__details {
    display: flex;
    flex-direction: column;
    gap: var(--space-xl);
    margin-top: var(--space-2xl);
}

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

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

.contact-detail strong {
    display: block;
    font-family: var(--font-sans);
    font-size: 0.8125rem;
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--color-teal-400);
    margin-bottom: var(--space-xs);
}

.contact-detail p {
    font-size: 1rem;
    color: var(--color-slate-300);
    line-height: 1.6;
}

.contact-detail a {
    color: var(--color-slate-200);
    transition: color var(--transition-fast);
}

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

/* --- Social --- */
.contact__social {
    display: flex;
    gap: var(--space-md);
    margin-top: var(--space-2xl);
}

.social-link {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255,255,255,0.06);
    border: 1px solid rgba(255,255,255,0.1);
    color: var(--color-slate-400);
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
}

.social-link:hover {
    background: var(--color-teal-600);
    border-color: var(--color-teal-600);
    color: var(--color-white);
}

/* --- Contact Form --- */
.contact-form {
    background: var(--color-white);
    border-radius: var(--radius-xl);
    padding: var(--space-2xl);
    box-shadow: var(--shadow-lg);
}

@media (min-width: 640px) {
    .contact-form {
        padding: var(--space-3xl);
    }
}

.contact-form__title {
    font-size: 1.5rem;
    margin-bottom: var(--space-xl);
}

.contact-form__group {
    margin-bottom: var(--space-lg);
}

.contact-form__label {
    display: block;
    font-size: 0.8125rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: var(--color-slate-600);
    margin-bottom: var(--space-sm);
}

.contact-form__input {
    width: 100%;
    padding: 0.8125rem 1rem;
    font-family: var(--font-sans);
    font-size: 1rem;
    color: var(--color-slate-800);
    background: var(--color-slate-50);
    border: 1.5px solid var(--color-slate-200);
    border-radius: var(--radius-sm);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
    outline: none;
}

.contact-form__input:focus {
    border-color: var(--color-teal-500);
    box-shadow: 0 0 0 3px rgba(13, 148, 136, 0.1);
    background: var(--color-white);
}

.contact-form__input::placeholder {
    color: var(--color-slate-400);
}

.contact-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 24 24' fill='none' stroke='%2394a3b8' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    padding-right: 2.5rem;
}

.contact-form__textarea {
    resize: vertical;
    min-height: 120px;
}

.contact-form__success {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-lg);
    background: var(--color-teal-50);
    border: 1px solid var(--color-teal-200);
    border-radius: var(--radius-sm);
    color: var(--color-teal-800);
    font-size: 0.9375rem;
    margin-top: var(--space-lg);
}

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

/* ============================================
   FOOTER
   ============================================ */
.footer {
    background: var(--color-slate-950);
    color: var(--color-slate-400);
    padding: var(--space-4xl) 0 var(--space-xl);
}

.footer__top {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-2xl);
    padding-bottom: var(--space-2xl);
    border-bottom: 1px solid var(--color-slate-800);
}

@media (min-width: 768px) {
    .footer__top {
        grid-template-columns: 1.5fr 1fr 1fr;
    }
}

.footer__brand {
    max-width: 300px;
}

.footer__tagline {
    margin-top: var(--space-lg);
    font-size: 0.9375rem;
    line-height: 1.7;
    color: var(--color-slate-500);
}

.footer__heading {
    font-family: var(--font-sans);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--color-slate-300);
    margin-bottom: var(--space-lg);
}

.footer__links ul,
.footer__contact ul {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.footer__links a,
.footer__contact a {
    font-size: 0.9375rem;
    color: var(--color-slate-500);
    transition: color var(--transition-fast);
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
}

.footer__links a:hover,
.footer__contact a:hover {
    color: var(--color-teal-400);
}

.footer__contact li {
    display: flex;
    align-items: flex-start;
    gap: var(--space-sm);
    font-size: 0.9375rem;
}

.footer__contact svg {
    flex-shrink: 0;
    margin-top: 3px;
    color: var(--color-teal-500);
}

.footer__bottom {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
    padding-top: var(--space-xl);
    font-size: 0.8125rem;
    color: var(--color-slate-600);
    text-align: center;
}

@media (min-width: 640px) {
    .footer__bottom {
        flex-direction: row;
        justify-content: space-between;
        align-items: center;
        text-align: left;
    }
}

/* ============================================
   BACK TO TOP
   ============================================ */
.back-to-top {
    position: fixed;
    bottom: var(--space-xl);
    right: var(--space-xl);
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-teal-600);
    color: var(--color-white);
    border-radius: 50%;
    box-shadow: var(--shadow-md);
    z-index: 900;
    opacity: 0;
    visibility: hidden;
    transform: translateY(16px);
    transition: all var(--transition-base);
}

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

.back-to-top:hover {
    background: var(--color-teal-700);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

/* ============================================
   REDUCED MOTION
   ============================================ */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    html {
        scroll-behavior: auto;
    }
    
    .hero__scroll-indicator {
        animation: none;
    }
    
    .hero__badge-dot {
        animation: none;
        opacity: 1;
    }
}