/* ========================================
   The Knowledge Center LA — Styles
   ======================================== */

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

:root {
    /* Coral palette */
    --coral-50: #FFF5F4;
    --coral-100: #FEECEB;
    --coral-200: #FDD8CC;
    --coral-300: #FBB9A8;
    --coral-400: #F8917C;
    --coral-500: #FF7F6E;
    --coral-600: #F0604E;
    --coral-700: #E04535;
    --coral-800: #B8342A;
    --coral-900: #8A271F;

    /* Charcoal palette */
    --charcoal-50: #F7F7F8;
    --charcoal-100: #EDEDF0;
    --charcoal-200: #D4D4DC;
    --charcoal-300: #A1A1B5;
    --charcoal-400: #6E6E85;
    --charcoal-500: #4A4A5E;
    --charcoal-600: #363647;
    --charcoal-700: #2C2C3A;
    --charcoal-800: #1E1E28;
    --charcoal-900: #14141A;

    /* Neutrals */
    --white: #FFFFFF;
    --off-white: #FAFAFA;
    --bg-cream: #FDF8F6;
    --bg-warm: #FEF6F2;

    /* Typography */
    --font-body: 'DM Sans', system-ui, sans-serif;
    --font-heading: 'Playfair Display', Georgia, serif;

    /* Spacing */
    --space-xs: 0.5rem;
    --space-sm: 0.75rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;
    --space-4xl: 6rem;

    /* Borders */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 28px;

    /* Shadows */
    --shadow-sm: 0 1px 3px rgba(44, 46, 58, 0.06), 0 1px 2px rgba(44, 46, 58, 0.04);
    --shadow-md: 0 4px 16px rgba(44, 46, 58, 0.08), 0 2px 4px rgba(44, 46, 58, 0.04);
    --shadow-lg: 0 12px 40px rgba(44, 46, 58, 0.12), 0 4px 12px rgba(44, 46, 58, 0.06);
    --shadow-coral: 0 8px 30px rgba(255, 127, 110, 0.35);

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

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

body {
    font-family: var(--font-body);
    color: var(--charcoal-700);
    background-color: var(--white);
    line-height: 1.65;
    overflow-x: hidden;
}

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

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

ul {
    list-style: none;
}

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

/* Skip link */
.skip-link {
    position: absolute;
    top: -100%;
    left: var(--space-md);
    background: var(--charcoal-800);
    color: var(--white);
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-sm);
    z-index: 9999;
    font-weight: 500;
    transition: top var(--transition-fast);
}
.skip-link:focus {
    top: var(--space-md);
}

/* ========================================
   Header
   ======================================== */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--charcoal-100);
    transition: box-shadow var(--transition-base);
}

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

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: var(--space-lg);
    padding-bottom: var(--space-lg);
    gap: var(--space-xl);
}

/* Logo */
.logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    text-decoration: none;
    flex-shrink: 0;
}

.logo-mark {
    width: 44px;
    height: 44px;
    background: var(--coral-500);
    color: var(--white);
    font-family: var(--font-heading);
    font-size: 1.35rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    flex-shrink: 0;
}

.logo-text {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--charcoal-800);
    line-height: 1.2;
}

.logo-accent {
    color: var(--coral-500);
}

/* Nav */
.main-nav ul {
    display: flex;
    align-items: center;
    gap: var(--space-2xl);
}

.main-nav a {
    font-size: 0.938rem;
    font-weight: 500;
    color: var(--charcoal-500);
    transition: color var(--transition-fast);
    position: relative;
}

.main-nav a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--coral-500);
    border-radius: 2px;
    transition: width var(--transition-base);
}

.main-nav a:hover {
    color: var(--charcoal-800);
}

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

/* Mobile toggle */
.mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--space-sm);
    z-index: 1001;
}

.hamburger-line {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--charcoal-700);
    border-radius: 2px;
    transition: transform var(--transition-base), opacity var(--transition-fast);
}

.mobile-toggle[aria-expanded="true"] .hamburger-line:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}
.mobile-toggle[aria-expanded="true"] .hamburger-line:nth-child(2) {
    opacity: 0;
}
.mobile-toggle[aria-expanded="true"] .hamburger-line:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* ========================================
   Buttons
   ======================================== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: 0.8125rem 1.75rem;
    font-family: var(--font-body);
    font-size: 0.938rem;
    font-weight: 600;
    border-radius: var(--radius-xl);
    border: 2px solid transparent;
    cursor: pointer;
    transition: all var(--transition-base);
    text-decoration: none;
    white-space: nowrap;
}

.btn-primary {
    background: var(--coral-500);
    color: var(--white);
    border-color: var(--coral-500);
    box-shadow: var(--shadow-coral);
}

.btn-primary:hover {
    background: var(--coral-600);
    border-color: var(--coral-600);
    transform: translateY(-2px);
    box-shadow: 0 12px 35px rgba(255, 127, 110, 0.45);
}

.btn-outline {
    background: transparent;
    color: var(--charcoal-700);
    border-color: var(--charcoal-200);
}

.btn-outline:hover {
    border-color: var(--coral-500);
    color: var(--coral-600);
    transform: translateY(-2px);
}

.btn-white {
    background: var(--white);
    color: var(--coral-600);
    border-color: var(--white);
    box-shadow: var(--shadow-md);
}

.btn-white:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-ghost {
    background: transparent;
    color: var(--white);
    border-color: rgba(255, 255, 255, 0.5);
}

.btn-ghost:hover {
    background: rgba(255, 255, 255, 0.12);
    border-color: var(--white);
}

.btn-link {
    background: none;
    border: none;
    padding: 0;
    color: var(--coral-600);
    font-weight: 600;
    font-size: 0.938rem;
    gap: var(--space-xs);
}

.btn-link:hover {
    color: var(--coral-700);
}

.btn-link span {
    transition: transform var(--transition-fast);
}

.btn-link:hover span {
    transform: translateX(4px);
}

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

/* ========================================
   Section shared
   ======================================== */
.section-tag {
    display: inline-block;
    font-size: 0.8125rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--coral-600);
    margin-bottom: var(--space-md);
}

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

.section-header h2 {
    font-family: var(--font-heading);
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 600;
    color: var(--charcoal-800);
    line-height: 1.25;
    margin-bottom: var(--space-lg);
}

.section-header p {
    font-size: 1.0625rem;
    color: var(--charcoal-400);
    line-height: 1.7;
}

.section-header--light h2 {
    color: var(--white);
}

.section-header--light .section-tag {
    color: var(--coral-200);
}

.section-header--light p {
    color: rgba(255, 255, 255, 0.7);
}

/* ========================================
   Hero
   ======================================== */
.hero {
    padding-top: calc(88px + var(--space-4xl));
    padding-bottom: var(--space-4xl);
    background: linear-gradient(135deg, var(--bg-cream) 0%, var(--white) 50%, var(--coral-50) 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -200px;
    right: -200px;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(255, 127, 110, 0.08) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}

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

.hero-content {
    position: relative;
    z-index: 1;
}

.hero-badge {
    display: inline-block;
    background: var(--coral-100);
    color: var(--coral-700);
    font-size: 0.8125rem;
    font-weight: 600;
    padding: 0.375rem 1rem;
    border-radius: var(--radius-xl);
    margin-bottom: var(--space-xl);
    letter-spacing: 0.02em;
}

.hero h1 {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 5vw, 3.25rem);
    font-weight: 600;
    line-height: 1.15;
    color: var(--charcoal-800);
    margin-bottom: var(--space-xl);
    letter-spacing: -0.01em;
}

.hero-desc {
    font-size: 1.125rem;
    color: var(--charcoal-400);
    line-height: 1.75;
    margin-bottom: var(--space-2xl);
    max-width: 520px;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-md);
    margin-bottom: var(--space-3xl);
}

.hero-stats {
    display: flex;
    align-items: center;
    gap: var(--space-xl);
    padding-top: var(--space-2xl);
    border-top: 1px solid var(--charcoal-100);
}

.stat {
    display: flex;
    flex-direction: column;
}

.stat-num {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--charcoal-800);
    line-height: 1.2;
}

.stat-label {
    font-size: 0.8125rem;
    color: var(--charcoal-300);
    margin-top: 2px;
}

.stat-divider {
    width: 1px;
    height: 40px;
    background: var(--charcoal-200);
}

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

.hero-img-wrapper {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

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

.hero-img-accent {
    position: absolute;
    bottom: -20px;
    right: -20px;
    width: 120px;
    height: 120px;
    background: var(--coral-200);
    border-radius: var(--radius-lg);
    z-index: -1;
    opacity: 0.6;
}

/* ========================================
   Services
   ======================================== */
.services {
    padding: var(--space-4xl) 0;
    background: var(--white);
}

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

.service-card {
    background: var(--white);
    border: 1px solid var(--charcoal-100);
    border-radius: var(--radius-lg);
    padding: var(--space-2xl);
    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(--coral-500);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition-base);
}

.service-card:hover {
    border-color: var(--coral-200);
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
}

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

.service-icon {
    width: 64px;
    height: 64px;
    background: var(--coral-50);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--coral-600);
    margin-bottom: var(--space-xl);
    transition: all var(--transition-base);
}

.service-card:hover .service-icon {
    background: var(--coral-500);
    color: var(--white);
}

.service-card h3 {
    font-family: var(--font-heading);
    font-size: 1.375rem;
    font-weight: 600;
    color: var(--charcoal-800);
    margin-bottom: var(--space-md);
}

.service-card p {
    font-size: 0.938rem;
    color: var(--charcoal-400);
    line-height: 1.7;
    margin-bottom: var(--space-lg);
}

.service-features {
    margin-bottom: var(--space-xl);
}

.service-features li {
    font-size: 0.875rem;
    color: var(--charcoal-500);
    padding: 0.3125rem 0;
    padding-left: 1.25rem;
    position: relative;
}

.service-features li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 6px;
    height: 6px;
    background: var(--coral-400);
    border-radius: 50%;
}

/* ========================================
   About
   ======================================== */
.about {
    padding: var(--space-4xl) 0;
    background: var(--bg-cream);
    position: relative;
    overflow: hidden;
}

.about::before {
    content: '';
    position: absolute;
    top: 50%;
    left: -100px;
    transform: translateY(-50%);
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(255, 127, 110, 0.06) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}

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

.about-images {
    position: relative;
}

.about-img-main {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

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

.about-img-secondary {
    position: absolute;
    bottom: -40px;
    right: -30px;
    width: 55%;
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    border: 4px solid var(--white);
}

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

.about-pattern {
    position: absolute;
    top: -30px;
    left: -30px;
    width: 100px;
    height: 100px;
    background-image: radial-gradient(circle, var(--coral-300) 1.5px, transparent 1.5px);
    background-size: 12px 12px;
    opacity: 0.4;
    z-index: -1;
}

.about-content {
    position: relative;
    z-index: 1;
}

.about-content > .section-tag {
    text-align: left;
}

.about-content h2 {
    font-family: var(--font-heading);
    font-size: clamp(1.625rem, 3.5vw, 2.25rem);
    font-weight: 600;
    color: var(--charcoal-800);
    line-height: 1.25;
    margin-bottom: var(--space-xl);
}

.about-content p {
    font-size: 1rem;
    color: var(--charcoal-400);
    line-height: 1.8;
    margin-bottom: var(--space-lg);
}

.about-values {
    margin-top: var(--space-2xl);
    display: flex;
    flex-direction: column;
    gap: var(--space-xl);
}

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

.value-num {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--coral-300);
    line-height: 1;
    flex-shrink: 0;
    width: 36px;
}

.value-item h4 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--charcoal-700);
    margin-bottom: 4px;
}

.value-item p {
    font-size: 0.875rem;
    color: var(--charcoal-400);
    line-height: 1.65;
    margin-bottom: 0;
}

/* ========================================
   Why Us
   ======================================== */
.why-us {
    padding: var(--space-4xl) 0;
    background: linear-gradient(135deg, var(--charcoal-800) 0%, var(--charcoal-900) 100%);
    position: relative;
    overflow: hidden;
}

.why-us::before {
    content: '';
    position: absolute;
    top: -100px;
    right: -100px;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(255, 127, 110, 0.12) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}

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

.why-card {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-lg);
    padding: var(--space-2xl);
    transition: all var(--transition-base);
}

.why-card:hover {
    background: rgba(255, 255, 255, 0.09);
    border-color: rgba(255, 127, 110, 0.3);
    transform: translateY(-4px);
}

.why-icon {
    width: 56px;
    height: 56px;
    background: rgba(255, 127, 110, 0.15);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--coral-400);
    margin-bottom: var(--space-lg);
}

.why-card h3 {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--white);
    margin-bottom: var(--space-md);
}

.why-card p {
    font-size: 0.938rem;
    color: rgba(255, 255, 255, 0.6);
    line-height: 1.7;
}

/* ========================================
   Testimonials
   ======================================== */
.testimonials {
    padding: var(--space-4xl) 0;
    background: var(--bg-warm);
}

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

.testimonial-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: var(--space-2xl);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--charcoal-100);
    transition: all var(--transition-base);
    display: flex;
    flex-direction: column;
}

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

.testimonial-stars {
    display: flex;
    gap: 4px;
    color: var(--coral-400);
    margin-bottom: var(--space-lg);
}

.testimonial-card > p {
    font-size: 0.938rem;
    color: var(--charcoal-500);
    line-height: 1.75;
    flex: 1;
    margin-bottom: var(--space-xl);
    font-style: italic;
}

.testimonial-card footer {
    border-top: 1px solid var(--charcoal-100);
    padding-top: var(--space-lg);
}

.testimonial-name {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--charcoal-700);
    font-style: normal;
}

/* ========================================
   CTA
   ======================================== */
.cta {
    padding: var(--space-4xl) 0;
    background: linear-gradient(135deg, var(--coral-500) 0%, var(--coral-600) 100%);
    position: relative;
    overflow: hidden;
}

.cta::before {
    content: '';
    position: absolute;
    top: -80px;
    left: -80px;
    width: 300px;
    height: 300px;
    background: rgba(255, 255, 255, 0.06);
    border-radius: 50%;
    pointer-events: none;
}

.cta::after {
    content: '';
    position: absolute;
    bottom: -120px;
    right: -60px;
    width: 400px;
    height: 400px;
    background: rgba(255, 255, 255, 0.04);
    border-radius: 50%;
    pointer-events: none;
}

.cta-inner {
    text-align: center;
    position: relative;
    z-index: 1;
    max-width: 640px;
    margin: 0 auto;
}

.cta-tag {
    display: inline-block;
    font-size: 0.8125rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: var(--space-md);
}

.cta h2 {
    font-family: var(--font-heading);
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 600;
    color: var(--white);
    line-height: 1.25;
    margin-bottom: var(--space-lg);
}

.cta p {
    font-size: 1.0625rem;
    color: rgba(255, 255, 255, 0.85);
    line-height: 1.7;
    margin-bottom: var(--space-2xl);
}

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

/* ========================================
   Contact
   ======================================== */
.contact {
    padding: var(--space-4xl) 0;
    background: var(--white);
}

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

.contact-info > .section-tag {
    text-align: left;
}

.contact-info > h2 {
    font-family: var(--font-heading);
    font-size: clamp(1.625rem, 3.5vw, 2.25rem);
    font-weight: 600;
    color: var(--charcoal-800);
    line-height: 1.25;
    margin-bottom: var(--space-lg);
}

.contact-info > p {
    font-size: 1rem;
    color: var(--charcoal-400);
    line-height: 1.75;
    margin-bottom: var(--space-2xl);
}

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

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

.contact-icon {
    width: 48px;
    height: 48px;
    background: var(--coral-50);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--coral-500);
    flex-shrink: 0;
}

.contact-item strong {
    display: block;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--charcoal-700);
    margin-bottom: 2px;
}

.contact-item p {
    font-size: 0.938rem;
    color: var(--charcoal-400);
    line-height: 1.6;
}

.contact-item a {
    color: var(--coral-600);
    transition: color var(--transition-fast);
}

.contact-item a:hover {
    color: var(--coral-700);
    text-decoration: underline;
}

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

/* Contact form */
.contact-form-wrapper {
    background: var(--bg-cream);
    border: 1px solid var(--charcoal-100);
    border-radius: var(--radius-lg);
    padding: var(--space-2xl);
}

.contact-form h3 {
    font-family: var(--font-heading);
    font-size: 1.375rem;
    font-weight: 600;
    color: var(--charcoal-800);
    margin-bottom: var(--space-xs);
}

.form-note {
    font-size: 0.875rem;
    color: var(--charcoal-300);
    margin-bottom: var(--space-xl);
}

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

.form-group label {
    display: block;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--charcoal-600);
    margin-bottom: 6px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    font-family: var(--font-body);
    font-size: 0.938rem;
    color: var(--charcoal-700);
    background: var(--white);
    border: 1.5px solid var(--charcoal-200);
    border-radius: var(--radius-sm);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
    outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--coral-400);
    box-shadow: 0 0 0 3px rgba(255, 127, 110, 0.12);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--charcoal-300);
}

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

.form-success {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    background: var(--coral-50);
    border: 1px solid var(--coral-200);
    border-radius: var(--radius-md);
    padding: var(--space-lg);
    margin-top: var(--space-lg);
    color: var(--coral-700);
    font-size: 0.938rem;
    font-weight: 500;
}

.form-success svg {
    flex-shrink: 0;
    color: var(--coral-500);
}

/* ========================================
   Footer
   ======================================== */
.site-footer {
    background: var(--charcoal-800);
    color: rgba(255, 255, 255, 0.6);
    padding: var(--space-4xl) 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: var(--space-3xl);
    padding-bottom: var(--space-3xl);
}

.footer-brand .logo-text {
    color: var(--white);
}

.footer-brand p {
    font-size: 0.938rem;
    line-height: 1.7;
    margin-top: var(--space-lg);
    max-width: 280px;
}

.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: var(--space-lg);
}

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

.footer-links a {
    font-size: 0.938rem;
    color: rgba(255, 255, 255, 0.6);
    transition: color var(--transition-fast);
}

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

.footer-contact p {
    font-size: 0.938rem;
    line-height: 1.7;
    margin-bottom: var(--space-sm);
}

.footer-contact a {
    color: var(--coral-400);
    transition: color var(--transition-fast);
}

.footer-contact a:hover {
    color: var(--coral-300);
    text-decoration: underline;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding: var(--space-xl) 0;
}

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

/* ========================================
   Scroll reveal (progressive enhancement)
   ======================================== */
@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(24px);
        transition: opacity 0.6s ease, transform 0.6s ease;
    }
    .reveal.revealed {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ========================================
   Responsive
   ======================================== */
@media (max-width: 1024px) {
    .hero-grid {
        gap: var(--space-2xl);
    }
    
    .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;
    }
    
    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: var(--space-2xl);
    }
}

@media (max-width: 768px) {
    .container {
        padding: 0 var(--space-lg);
    }
    
    /* Mobile nav */
    .mobile-toggle {
        display: flex;
    }
    
    .main-nav {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 320px;
        height: 100vh;
        background: var(--white);
        box-shadow: var(--shadow-lg);
        padding: calc(88px + var(--space-xl)) var(--space-2xl) var(--space-2xl);
        transition: right var(--transition-base);
        z-index: 1000;
        display: flex;
        flex-direction: column;
        gap: var(--space-xl);
    }
    
    .main-nav.open {
        right: 0;
    }
    
    .main-nav ul {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--space-lg);
    }
    
    .main-nav a {
        font-size: 1.125rem;
    }
    
    .main-nav .btn {
        width: 100%;
        justify-content: center;
    }
    
    .mobile-overlay {
        position: fixed;
        inset: 0;
        background: rgba(0, 0, 0, 0.4);
        z-index: 999;
        opacity: 0;
        pointer-events: none;
        transition: opacity var(--transition-base);
    }
    
    .mobile-overlay.active {
        opacity: 1;
        pointer-events: all;
    }
    
    /* Hero */
    .hero {
        padding-top: calc(88px + var(--space-2xl));
        padding-bottom: var(--space-3xl);
    }
    
    .hero-grid {
        grid-template-columns: 1fr;
        gap: var(--space-2xl);
    }
    
    .hero-image {
        order: -1;
    }
    
    .hero-img-wrapper {
        border-radius: var(--radius-md);
    }
    
    .hero-img-accent {
        display: none;
    }
    
    .hero-stats {
        gap: var(--space-md);
    }
    
    /* Services */
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    /* About */
    .about-grid {
        grid-template-columns: 1fr;
        gap: var(--space-3xl);
    }
    
    .about-img-secondary {
        position: relative;
        bottom: auto;
        right: auto;
        width: 70%;
        margin-top: var(--space-lg);
    }
    
    .about-pattern {
        display: none;
    }
    
    /* Why us */
    .why-grid {
        grid-template-columns: 1fr;
    }
    
    /* Testimonials */
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
    
    .testimonials-grid .testimonial-card:last-child {
        grid-column: auto;
        max-width: 100%;
    }
    
    /* Contact */
    .contact-grid {
        grid-template-columns: 1fr;
        gap: var(--space-2xl);
    }
    
    /* Footer */
    .footer-grid {
        grid-template-columns: 1fr;
        gap: var(--space-2xl);
    }
}

@media (max-width: 480px) {
    .hero h1 {
        font-size: 1.75rem;
    }
    
    .hero-actions {
        flex-direction: column;
    }
    
    .hero-actions .btn {
        width: 100%;
        justify-content: center;
    }
    
    .hero-stats {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--space-md);
    }
    
    .stat-divider {
        display: none;
    }
    
    .cta-actions {
        flex-direction: column;
    }
    
    .cta-actions .btn {
        width: 100%;
        justify-content: center;
    }
}