/* ============================================
   AAA Cleaning Service — Custom Styles
   Bold Editorial | Teal + Slate Grey
   ============================================ */

/* --- CSS Custom Properties --- */
:root {
    --color-teal-900: #0a5c5f;
    --color-teal-800: #0D7377;
    --color-teal-700: #118a8e;
    --color-teal-600: #14a3a8;
    --color-teal-500: #1bc4c9;
    --color-teal-100: #e0f5f6;
    --color-teal-50:  #f0fafb;
    
    --color-slate-950: #0c1520;
    --color-slate-900: #1a2736;
    --color-slate-800: #2a3f52;
    --color-slate-700: #3d5569;
    --color-slate-600: #526d82;
    --color-slate-500: #6b8297;
    --color-slate-400: #8fa3b5;
    --color-slate-300: #b4c3d0;
    --color-slate-200: #d4dfe8;
    --color-slate-100: #eaf1f6;
    --color-slate-50:  #f4f8fb;
    
    --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;
    --space-5xl: 8rem;
    
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 28px;
    
    --shadow-sm:  0 1px 3px rgba(12, 21, 32, 0.06), 0 1px 2px rgba(12, 21, 32, 0.04);
    --shadow-md:  0 4px 16px rgba(12, 21, 32, 0.08), 0 2px 4px rgba(12, 21, 32, 0.04);
    --shadow-lg:  0 12px 40px rgba(12, 21, 32, 0.12), 0 4px 12px rgba(12, 21, 32, 0.06);
    --shadow-xl:  0 24px 60px rgba(12, 21, 32, 0.16), 0 8px 20px rgba(12, 21, 32, 0.08);
    
    --transition-fast:  0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base:  0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow:  0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-sans);
    color: var(--color-slate-800);
    background-color: var(--color-white);
    line-height: 1.6;
    overflow-x: hidden;
}

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

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

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

ul, ol {
    list-style: none;
}

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

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

/* --- Navigation --- */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--color-slate-100);
    transition: var(--transition-base);
}

.nav.scrolled {
    box-shadow: var(--shadow-sm);
}

.nav-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--space-xl);
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

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

.nav-logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.nav-logo-mark {
    font-family: var(--font-serif);
    font-weight: 800;
    font-size: 1.125rem;
    color: var(--color-teal-800);
    letter-spacing: -0.02em;
}

.nav-logo-text {
    font-family: var(--font-sans);
    font-weight: 500;
    font-size: 0.875rem;
    color: var(--color-slate-700);
    letter-spacing: 0.02em;
    text-transform: uppercase;
}

.nav-links {
    display: none;
    align-items: center;
    gap: var(--space-xl);
}

.nav-link {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-slate-600);
    letter-spacing: 0.02em;
    transition: var(--transition-fast);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-teal-800);
    transition: var(--transition-base);
}

.nav-link:hover {
    color: var(--color-teal-800);
}

.nav-link:hover::after {
    width: 100%;
}

.nav-cta {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: 0.625rem 1.25rem;
    background: var(--color-teal-800);
    color: var(--color-white);
    font-size: 0.8125rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    border-radius: var(--radius-sm);
    transition: var(--transition-fast);
}

.nav-cta:hover {
    background: var(--color-teal-700);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.nav-toggle {
    display: flex;
    flex-direction: column;
    gap: 5px;
    padding: var(--space-sm);
}

.nav-toggle-bar {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--color-slate-700);
    border-radius: 2px;
    transition: var(--transition-fast);
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

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

.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* Mobile Menu */
.mobile-menu {
    position: fixed;
    inset: 0;
    z-index: 999;
    background: var(--color-white);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-base);
}

.mobile-menu.active {
    opacity: 1;
    visibility: visible;
}

.mobile-menu-close {
    position: absolute;
    top: var(--space-lg);
    right: var(--space-xl);
    color: var(--color-slate-600);
    transition: var(--transition-fast);
}

.mobile-menu-close:hover {
    color: var(--color-teal-800);
    transform: rotate(90deg);
}

.mobile-menu-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-md);
}

.mobile-menu-link {
    font-family: var(--font-serif);
    font-size: 2rem;
    font-weight: 600;
    color: var(--color-slate-800);
    transition: var(--transition-fast);
}

.mobile-menu-link:hover {
    color: var(--color-teal-800);
}

.mobile-menu-divider {
    width: 48px;
    height: 2px;
    background: var(--color-slate-200);
    margin: var(--space-sm) 0;
}

.mobile-menu-phone {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--color-teal-800);
    margin-top: var(--space-md);
}

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

.hero::before {
    content: '';
    position: absolute;
    top: -20%;
    right: -10%;
    width: 60%;
    height: 140%;
    background: linear-gradient(135deg, var(--color-teal-50) 0%, transparent 70%);
    pointer-events: none;
}

.hero-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: var(--space-3xl) var(--space-xl);
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-3xl);
    align-items: center;
    position: relative;
    z-index: 1;
}

@media (min-width: 768px) {
    .hero-container {
        padding: var(--space-4xl) var(--space-2xl);
        grid-template-columns: 1.1fr 0.9fr;
        gap: var(--space-3xl);
    }
}

@media (min-width: 1024px) {
    .hero-container {
        grid-template-columns: 1.15fr 0.85fr;
        gap: var(--space-4xl);
    }
}

.hero-left {
    order: 2;
}

.hero-right {
    order: 1;
}

@media (min-width: 768px) {
    .hero-left { order: 1; }
    .hero-right { order: 2; }
}

.hero-content {
    max-width: 560px;
}

.hero-eyebrow {
    font-family: var(--font-sans);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--color-teal-800);
    margin-bottom: var(--space-lg);
}

.hero-headline {
    font-family: var(--font-serif);
    font-size: clamp(2.25rem, 5vw, 3.75rem);
    font-weight: 700;
    line-height: 1.1;
    color: var(--color-slate-950);
    margin-bottom: var(--space-xl);
    letter-spacing: -0.02em;
}

.hero-headline em {
    font-style: italic;
    color: var(--color-teal-800);
}

.hero-subhead {
    font-size: 1.0625rem;
    line-height: 1.7;
    color: var(--color-slate-600);
    margin-bottom: var(--space-2xl);
    max-width: 480px;
}

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

.hero-trust {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-lg);
}

.hero-trust-item {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--color-slate-600);
}

.hero-trust-item svg {
    color: var(--color-teal-800);
    flex-shrink: 0;
}

/* Hero Image */
.hero-image-wrapper {
    position: relative;
}

.hero-image-wrapper img {
    width: 100%;
    height: 400px;
    object-fit: cover;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
}

@media (min-width: 768px) {
    .hero-image-wrapper img {
        height: 560px;
    }
}

.hero-image-accent {
    position: absolute;
    bottom: -20px;
    left: -20px;
    width: 120px;
    height: 120px;
    background: var(--color-teal-800);
    border-radius: var(--radius-md);
    z-index: -1;
    opacity: 0.15;
}

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

.hero-stat {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
    padding: var(--space-lg) var(--space-xl);
    background: var(--color-white);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
    flex: 1;
}

.hero-stat-number {
    font-family: var(--font-serif);
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--color-teal-800);
    line-height: 1;
}

.hero-stat-label {
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--color-slate-500);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

/* Scroll Indicator */
.hero-scroll-indicator {
    position: absolute;
    bottom: var(--space-2xl);
    left: 50%;
    transform: translateX(-50%);
    color: var(--color-slate-400);
    animation: scrollBounce 2s ease-in-out infinite;
}

@keyframes scrollBounce {
    0%, 100% { transform: translateX(-50%) translateY(0); opacity: 0.5; }
    50% { transform: translateX(-50%) translateY(8px); opacity: 1; }
}

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: 0.875rem 1.75rem;
    font-family: var(--font-sans);
    font-size: 0.9375rem;
    font-weight: 600;
    border-radius: var(--radius-sm);
    transition: var(--transition-fast);
    white-space: nowrap;
}

.btn-primary {
    background: var(--color-teal-800);
    color: var(--color-white);
    box-shadow: 0 4px 14px rgba(13, 115, 119, 0.3);
}

.btn-primary:hover {
    background: var(--color-teal-700);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(13, 115, 119, 0.4);
}

.btn-secondary {
    background: transparent;
    color: var(--color-slate-700);
    border: 1.5px solid var(--color-slate-300);
}

.btn-secondary:hover {
    border-color: var(--color-teal-800);
    color: var(--color-teal-800);
    transform: translateY(-2px);
}

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

.btn-outline-light:hover {
    background: var(--color-white);
    color: var(--color-teal-800);
    border-color: var(--color-white);
}

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

.btn-full {
    width: 100%;
}

/* --- Section Shared --- */
.section-header {
    max-width: 680px;
}

.section-header--centered {
    text-align: center;
    margin: 0 auto;
}

.section-eyebrow {
    font-family: var(--font-sans);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--color-teal-800);
    margin-bottom: var(--space-md);
}

.section-title {
    font-family: var(--font-serif);
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    line-height: 1.15;
    color: var(--color-slate-950);
    margin-bottom: var(--space-lg);
    letter-spacing: -0.02em;
}

.section-title em {
    font-style: italic;
    color: var(--color-teal-800);
}

.section-subtitle {
    font-size: 1.0625rem;
    line-height: 1.7;
    color: var(--color-slate-600);
}

/* --- Services Section --- */
.services {
    padding: var(--space-5xl) 0;
    background: var(--color-slate-50);
}

.services-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-xl);
    margin-top: var(--space-3xl);
}

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

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

.service-card {
    background: var(--color-white);
    padding: var(--space-2xl);
    border-radius: var(--radius-md);
    border: 1px solid var(--color-slate-100);
    transition: var(--transition-base);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--color-teal-800);
    transform: scaleX(0);
    transform-origin: left;
    transition: var(--transition-base);
}

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

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

.service-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-teal-50);
    border-radius: var(--radius-sm);
    color: var(--color-teal-800);
    margin-bottom: var(--space-lg);
    transition: var(--transition-fast);
}

.service-card:hover .service-icon {
    background: var(--color-teal-800);
    color: var(--color-white);
}

.service-title {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-slate-900);
    margin-bottom: var(--space-sm);
    line-height: 1.3;
}

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

/* --- About Section --- */
.about {
    padding: var(--space-5xl) 0;
    background: var(--color-white);
}

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

@media (min-width: 768px) {
    .about-split {
        grid-template-columns: 0.9fr 1.1fr;
        gap: var(--space-4xl);
    }
}

.about-image-group {
    position: relative;
}

.about-image-group img:first-child {
    width: 100%;
    height: 400px;
    object-fit: cover;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}

@media (min-width: 768px) {
    .about-image-group img:first-child {
        height: 520px;
    }
}

.about-image-secondary {
    position: absolute;
    bottom: -30px;
    right: -10px;
    width: 55%;
}

.about-image-secondary img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-xl);
    border: 4px solid var(--color-white);
}

@media (min-width: 768px) {
    .about-image-secondary img {
        height: 240px;
    }
}

.about-content {
    max-width: 520px;
}

.about-text {
    font-size: 1rem;
    line-height: 1.75;
    color: var(--color-slate-600);
    margin-bottom: var(--space-md);
}

.about-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-md);
    margin-top: var(--space-2xl);
}

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

.about-feature-icon {
    width: 20px;
    height: 20px;
    color: var(--color-teal-800);
    flex-shrink: 0;
    margin-top: 2px;
}

.about-feature span {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-slate-700);
    line-height: 1.5;
}

/* --- Why Us Section --- */
.why-us {
    padding: var(--space-5xl) 0;
    background: var(--color-slate-900);
    position: relative;
    overflow: hidden;
}

.why-us::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(ellipse at 20% 50%, rgba(13, 115, 119, 0.15) 0%, transparent 60%);
    pointer-events: none;
}

.why-us .section-header {
    position: relative;
    z-index: 1;
}

.why-us .section-eyebrow {
    color: var(--color-teal-500);
}

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

.why-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-2xl);
    margin-top: var(--space-3xl);
    position: relative;
    z-index: 1;
}

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

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

.why-item {
    padding: var(--space-2xl);
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-md);
    transition: var(--transition-base);
}

.why-item:hover {
    background: rgba(255, 255, 255, 0.07);
    border-color: rgba(13, 115, 119, 0.4);
    transform: translateY(-4px);
}

.why-number {
    font-family: var(--font-serif);
    font-size: 3rem;
    font-weight: 800;
    color: var(--color-teal-800);
    opacity: 0.4;
    line-height: 1;
    margin-bottom: var(--space-md);
}

.why-title {
    font-family: var(--font-serif);
    font-size: 1.1875rem;
    font-weight: 700;
    color: var(--color-white);
    margin-bottom: var(--space-sm);
    line-height: 1.35;
}

.why-text {
    font-size: 0.9375rem;
    line-height: 1.65;
    color: var(--color-slate-400);
}

/* --- CTA Banner --- */
.cta-banner {
    padding: var(--space-5xl) 0;
    background: linear-gradient(135deg, var(--color-teal-800) 0%, var(--color-teal-900) 100%);
    position: relative;
    overflow: hidden;
}

.cta-banner::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 80%;
    height: 200%;
    background: radial-gradient(ellipse, rgba(255,255,255,0.06) 0%, transparent 60%);
    pointer-events: none;
}

.cta-banner-inner {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: var(--space-2xl);
    position: relative;
    z-index: 1;
}

@media (min-width: 768px) {
    .cta-banner-inner {
        flex-direction: row;
        text-align: left;
        justify-content: space-between;
    }
}

.cta-banner-eyebrow {
    font-family: var(--font-sans);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--color-teal-500);
    margin-bottom: var(--space-sm);
}

.cta-banner-title {
    font-family: var(--font-serif);
    font-size: clamp(1.75rem, 3.5vw, 2.75rem);
    font-weight: 700;
    color: var(--color-white);
    line-height: 1.2;
    letter-spacing: -0.02em;
    max-width: 480px;
}

.cta-banner-text {
    font-size: 1.0625rem;
    line-height: 1.7;
    color: rgba(255, 255, 255, 0.75);
    max-width: 440px;
}

.cta-banner-actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-md);
    flex-shrink: 0;
}

.cta-banner-actions .btn-primary {
    background: var(--color-white);
    color: var(--color-teal-800);
    box-shadow: 0 4px 14px rgba(0, 0, 0, 0.2);
}

.cta-banner-actions .btn-primary:hover {
    background: var(--color-slate-50);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

/* --- Contact Section --- */
.contact {
    padding: var(--space-5xl) 0;
    background: var(--color-slate-50);
}

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

@media (min-width: 768px) {
    .contact-split {
        grid-template-columns: 1fr 1.1fr;
        gap: var(--space-4xl);
    }
}

.contact-info {
    max-width: 480px;
}

.contact-text {
    font-size: 1rem;
    line-height: 1.75;
    color: var(--color-slate-600);
    margin-bottom: var(--space-2xl);
}

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

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

.contact-detail-icon {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-white);
    border-radius: var(--radius-sm);
    color: var(--color-teal-800);
    box-shadow: var(--shadow-sm);
    flex-shrink: 0;
}

.contact-detail-content {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

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

.contact-detail-value {
    font-size: 1rem;
    font-weight: 500;
    color: var(--color-slate-800);
}

.contact-detail-link {
    font-size: 1rem;
    font-weight: 500;
    color: var(--color-teal-800);
    transition: var(--transition-fast);
}

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

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

/* Contact Form */
.contact-form-col {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    padding: var(--space-2xl);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--color-slate-100);
}

@media (min-width: 768px) {
    .contact-form-col {
        padding: var(--space-3xl);
    }
}

.contact-form-title {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-slate-900);
    margin-bottom: var(--space-xs);
}

.contact-form-subtitle {
    font-size: 0.9375rem;
    color: var(--color-slate-500);
    margin-bottom: var(--space-2xl);
}

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

.form-label {
    display: block;
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--color-slate-700);
    margin-bottom: var(--space-sm);
    letter-spacing: 0.02em;
}

.form-input {
    width: 100%;
    padding: 0.8125rem 1rem;
    font-family: var(--font-sans);
    font-size: 0.9375rem;
    color: var(--color-slate-800);
    background: var(--color-slate-50);
    border: 1.5px solid var(--color-slate-200);
    border-radius: var(--radius-sm);
    transition: var(--transition-fast);
    outline: none;
}

.form-input:focus {
    border-color: var(--color-teal-800);
    background: var(--color-white);
    box-shadow: 0 0 0 3px rgba(13, 115, 119, 0.1);
}

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

.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='%236b8297' 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;
    cursor: pointer;
}

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

/* Form Success */
.form-success {
    display: none;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: var(--space-3xl) var(--space-xl);
    gap: var(--space-md);
}

.form-success.active {
    display: flex;
}

.form-success-icon {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-teal-50);
    border-radius: 50%;
    color: var(--color-teal-800);
}

.form-success-title {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-slate-900);
}

.form-success-text {
    font-size: 0.9375rem;
    color: var(--color-slate-600);
    line-height: 1.65;
    max-width: 320px;
}

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

.footer-top {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-2xl);
    padding-bottom: var(--space-3xl);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

@media (min-width: 640px) {
    .footer-top {
        grid-template-columns: 1.5fr 1fr 1fr 1fr;
    }
}

.footer-brand {
    max-width: 280px;
}

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

.footer-logo-mark {
    font-family: var(--font-serif);
    font-weight: 800;
    font-size: 1.125rem;
    color: var(--color-teal-500);
}

.footer-logo-text {
    font-family: var(--font-sans);
    font-weight: 500;
    font-size: 0.8125rem;
    color: var(--color-slate-400);
    text-transform: uppercase;
    letter-spacing: 0.02em;
}

.footer-tagline {
    font-size: 0.9375rem;
    line-height: 1.65;
    color: var(--color-slate-500);
}

.footer-heading {
    font-family: var(--font-sans);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--color-slate-400);
    margin-bottom: var(--space-lg);
}

.footer-link {
    display: block;
    font-size: 0.9375rem;
    color: var(--color-slate-500);
    padding: var(--space-xs) 0;
    transition: var(--transition-fast);
}

.footer-link:hover {
    color: var(--color-teal-500);
    padding-left: 4px;
}

.footer-bottom {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
    padding-top: var(--space-xl);
    text-align: center;
}

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

.footer-copyright {
    font-size: 0.8125rem;
    color: var(--color-slate-600);
}

.footer-location {
    font-size: 0.8125rem;
    color: var(--color-slate-600);
}

/* --- Animations --- */
[data-animate] {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.6s cubic-bezier(0.4, 0, 0.2, 1), transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

[data-animate].visible {
    opacity: 1;
    transform: translateY(0);
}

[data-animate="delay-1"] { transition-delay: 0.1s; }
[data-animate="delay-2"] { transition-delay: 0.2s; }
[data-animate="delay-3"] { transition-delay: 0.3s; }
[data-animate="delay-4"] { transition-delay: 0.4s; }

/* --- Responsive adjustments --- */
@media (max-width: 639px) {
    .hero-stats {
        flex-direction: column;
    }
    
    .about-features {
        grid-template-columns: 1fr;
    }
}