/* ============================================
   R & B Tassen Construction — Brand Styles
   Palette: Terracotta + Sand + Deep Navy
============================================ */

/* ── Custom Properties ── */
:root {
    --color-terracotta: #C0603A;
    --color-terracotta-dark: #A04E2E;
    --color-terracotta-light: #D4825E;
    --color-sand: #F2E6D9;
    --color-sand-light: #F9F3EC;
    --color-sand-dark: #E2D0BF;
    --color-navy: #1A2744;
    --color-navy-light: #2A3D5C;
    --color-charcoal: #2C2C2C;
    --color-gray: #6B6B6B;
    --color-gray-light: #9A9A9A;
    --color-white: #FFFFFF;
    --color-off-white: #FAFAF8;

    --font-heading: 'Playfair Display', Georgia, serif;
    --font-body: 'DM Sans', -apple-system, BlinkMacSystemFont, 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: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 20px;

    --shadow-sm: 0 1px 3px rgba(26, 39, 68, 0.08);
    --shadow-md: 0 4px 16px rgba(26, 39, 68, 0.10);
    --shadow-lg: 0 8px 32px rgba(26, 39, 68, 0.12);
    --shadow-xl: 0 16px 48px rgba(26, 39, 68, 0.14);

    --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;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

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

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

ul {
    list-style: none;
}

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

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

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

.btn-primary:hover {
    background: var(--color-terracotta-dark);
    border-color: var(--color-terracotta-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-secondary {
    background: transparent;
    color: var(--color-navy);
    border: 2px solid var(--color-sand-dark);
}

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

.btn-outline-light {
    background: transparent;
    color: var(--color-white);
    border: 2px solid rgba(255, 255, 255, 0.4);
}

.btn-outline-light:hover {
    background: var(--color-white);
    color: var(--color-navy);
    border-color: var(--color-white);
    transform: translateY(-2px);
}

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

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

/* ── Section Eyebrow ── */
.section-eyebrow {
    display: inline-block;
    font-family: var(--font-body);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--color-terracotta);
    margin-bottom: var(--space-md);
}

/* ── Section Title ── */
.section-title {
    font-family: var(--font-heading);
    font-size: clamp(1.75rem, 4vw, 2.75rem);
    font-weight: 600;
    line-height: 1.2;
    color: var(--color-navy);
    margin-bottom: var(--space-lg);
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--color-gray);
    max-width: 600px;
    line-height: 1.7;
}

.section-header {
    text-align: center;
    margin-bottom: var(--space-4xl);
}

.section-header .section-subtitle {
    margin: 0 auto;
}

/* ── Navigation ── */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(250, 250, 248, 0.92);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid transparent;
    transition: all var(--transition-base);
}

.navbar.scrolled {
    border-bottom-color: var(--color-sand-dark);
    box-shadow: var(--shadow-sm);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-xl);
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 1.125rem;
    color: var(--color-navy);
}

.nav-logo-text {
    letter-spacing: -0.01em;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: var(--space-2xl);
}

.nav-links a {
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--color-gray);
    transition: color var(--transition-fast);
    position: relative;
}

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

.nav-links a:hover {
    color: var(--color-terracotta);
}

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

.nav-cta {
    background: var(--color-terracotta);
    color: var(--color-white) !important;
    padding: 0.625rem 1.25rem;
    border-radius: var(--radius-md);
    font-weight: 600 !important;
    transition: all var(--transition-base) !important;
}

.nav-cta::after {
    display: none;
}

.nav-cta:hover {
    background: var(--color-terracotta-dark);
    transform: translateY(-1px);
    box-shadow: var(--shadow-sm);
}

/* Mobile Toggle */
.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: var(--space-sm);
}

.nav-toggle-line {
    width: 24px;
    height: 2px;
    background: var(--color-navy);
    border-radius: 2px;
    transition: all var(--transition-base);
}

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

.nav-toggle.active .nav-toggle-line:nth-child(2) {
    opacity: 0;
}

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

/* Mobile Menu */
.mobile-menu {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--color-off-white);
    z-index: 999;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--space-xl);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
}

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

.mobile-menu-close {
    position: absolute;
    top: var(--space-xl);
    right: var(--space-xl);
    padding: var(--space-sm);
    color: var(--color-navy);
}

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

.mobile-menu-link {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--color-navy);
    transition: color var(--transition-fast);
}

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

.mobile-menu-cta {
    margin-top: var(--space-md);
    background: var(--color-terracotta);
    color: var(--color-white) !important;
    padding: 0.875rem 2rem;
    border-radius: var(--radius-md);
    font-family: var(--font-body) !important;
    font-size: 1rem !important;
}

/* ── Hero Section ── */
.hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    position: relative;
    padding: 120px var(--space-xl) var(--space-4xl);
    background: var(--color-sand-light);
    overflow: hidden;
}

.hero-bg-pattern {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        radial-gradient(circle at 20% 80%, rgba(192, 96, 58, 0.06) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(26, 39, 68, 0.04) 0%, transparent 50%);
    pointer-events: none;
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    width: 100%;
    position: relative;
    z-index: 1;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1fr 0.85fr;
    gap: var(--space-3xl);
    align-items: center;
}

.hero-eyebrow {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    font-size: 0.8125rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--color-terracotta);
    margin-bottom: var(--space-xl);
}

.hero-eyebrow-line {
    width: 40px;
    height: 2px;
    background: var(--color-terracotta);
    flex-shrink: 0;
}

.hero-headline {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 4.5vw, 3.5rem);
    font-weight: 700;
    line-height: 1.15;
    color: var(--color-navy);
    margin-bottom: var(--space-xl);
    letter-spacing: -0.02em;
}

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

.hero-subheadline {
    font-size: 1.125rem;
    color: var(--color-gray);
    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-trust {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2xl);
}

.hero-trust-item {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-navy);
}

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

/* Hero Image Column */
.hero-image-col {
    position: relative;
    display: flex;
    flex-direction: column;
}

.hero-image-main {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
}

.hero-image-main img {
    width: 100%;
    height: 470px;
    object-fit: cover;
}

.hero-image-accent {
    position: absolute;
    bottom: -20px;
    right: -20px;
    width: 120px;
    height: 120px;
    background: var(--color-terracotta);
    border-radius: var(--radius-lg);
    z-index: -1;
}

.hero-image-secondary {
    position: absolute;
    bottom: -40px;
    left: -30px;
    width: 200px;
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    border: 4px solid var(--color-sand-light);
}

.hero-image-secondary img {
    width: 100%;
    height: 140px;
    object-fit: cover;
}

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

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

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

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

.service-card {
    padding: var(--space-2xl);
    background: var(--color-sand-light);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-sand-dark);
    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(--color-terracotta);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 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-card-number {
    font-family: var(--font-heading);
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-terracotta);
    opacity: 0.6;
    margin-bottom: var(--space-md);
}

.service-card-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-white);
    border-radius: var(--radius-md);
    margin-bottom: var(--space-lg);
    color: var(--color-terracotta);
    box-shadow: var(--shadow-sm);
}

.service-card h3 {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-navy);
    margin-bottom: var(--space-sm);
}

.service-card p {
    font-size: 0.9375rem;
    color: var(--color-gray);
    line-height: 1.7;
}

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

.about-grid {
    display: grid;
    grid-template-columns: 0.85fr 1fr;
    gap: var(--space-4xl);
    align-items: center;
}

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

.about-image-wrapper img {
    width: 100%;
    height: 540px;
    object-fit: cover;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}

.about-image-stats {
    position: absolute;
    bottom: -24px;
    right: -24px;
    display: flex;
    gap: var(--space-sm);
}

.about-stat {
    background: var(--color-navy);
    color: var(--color-white);
    padding: var(--space-lg) var(--space-xl);
    border-radius: var(--radius-md);
    text-align: center;
    box-shadow: var(--shadow-lg);
}

.about-stat-number {
    display: block;
    font-family: var(--font-heading);
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--color-terracotta-light);
    line-height: 1;
    margin-bottom: var(--space-xs);
}

.about-stat-label {
    font-size: 0.75rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    opacity: 0.8;
}

.about-content-col {
    padding: var(--space-xl) 0;
}

.about-divider {
    width: 60px;
    height: 3px;
    background: var(--color-terracotta);
    margin-bottom: var(--space-xl);
    border-radius: 2px;
}

.about-text {
    font-size: 1.0625rem;
    color: var(--color-gray);
    line-height: 1.8;
    margin-bottom: var(--space-lg);
}

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

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

.about-value-icon {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-terracotta);
    color: var(--color-white);
    border-radius: var(--radius-md);
    flex-shrink: 0;
}

.about-value strong {
    display: block;
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-navy);
    margin-bottom: 2px;
}

.about-value span {
    font-size: 0.9375rem;
    color: var(--color-gray);
    line-height: 1.6;
}

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

.projects-grid {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    grid-template-rows: auto;
    gap: var(--space-lg);
    margin-bottom: var(--space-3xl);
}

.project-card {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    cursor: pointer;
}

.project-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.project-card-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(26, 39, 68, 0.85) 0%, rgba(26, 39, 68, 0.2) 50%, transparent 100%);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: var(--space-xl);
    opacity: 0;
    transition: opacity var(--transition-base);
}

.project-card:hover img {
    transform: scale(1.05);
}

.project-card:hover .project-card-overlay {
    opacity: 1;
}

.project-card-category {
    font-size: 0.6875rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--color-terracotta-light);
    margin-bottom: var(--space-xs);
}

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

.project-card p {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.5;
}

.project-card--large {
    grid-column: span 7;
    min-height: 380px;
}

.project-card:not(.project-card--large) {
    grid-column: span 5;
    min-height: 270px;
}

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

/* ── Testimonials Section ── */
.testimonials {
    padding: var(--space-5xl) 0;
    background: var(--color-navy);
    position: relative;
    overflow: hidden;
}

.testimonials::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        radial-gradient(circle at 10% 90%, rgba(192, 96, 58, 0.15) 0%, transparent 40%),
        radial-gradient(circle at 90% 10%, rgba(192, 96, 58, 0.1) 0%, transparent 40%);
    pointer-events: none;
}

.testimonials .container {
    position: relative;
    z-index: 1;
}

.testimonials .section-eyebrow {
    color: var(--color-terracotta-light);
}

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

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

.testimonial-card {
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    padding: var(--space-2xl);
    transition: all var(--transition-base);
}

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

.testimonial-quote-mark {
    font-family: var(--font-heading);
    font-size: 4rem;
    line-height: 1;
    color: var(--color-terracotta);
    margin-bottom: var(--space-md);
}

.testimonial-text {
    font-size: 1rem;
    line-height: 1.75;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: var(--space-xl);
}

.testimonial-author {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.testimonial-author-name {
    font-weight: 600;
    font-size: 0.9375rem;
    color: var(--color-white);
}

.testimonial-author-location {
    font-size: 0.8125rem;
    color: rgba(255, 255, 255, 0.5);
}

/* ── CTA Banner ── */
.cta-banner {
    padding: var(--space-5xl) 0;
    background: var(--color-terracotta);
    position: relative;
    overflow: hidden;
}

.cta-banner::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        radial-gradient(circle at 80% 50%, rgba(255, 255, 255, 0.08) 0%, transparent 50%),
        radial-gradient(circle at 20% 50%, rgba(0, 0, 0, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.cta-banner .container {
    position: relative;
    z-index: 1;
    text-align: center;
}

.cta-eyebrow {
    color: rgba(255, 255, 255, 0.7);
}

.cta-banner-title {
    font-family: var(--font-heading);
    font-size: clamp(1.75rem, 4vw, 2.75rem);
    font-weight: 700;
    color: var(--color-white);
    margin-bottom: var(--space-lg);
    line-height: 1.2;
}

.cta-banner-text {
    font-size: 1.125rem;
    color: rgba(255, 255, 255, 0.85);
    max-width: 560px;
    margin: 0 auto var(--space-2xl);
    line-height: 1.7;
}

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

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

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

.contact-info-col {
    padding: var(--space-xl) 0;
}

.contact-divider {
    width: 60px;
    height: 3px;
    background: var(--color-terracotta);
    margin-bottom: var(--space-xl);
    border-radius: 2px;
}

.contact-intro {
    font-size: 1.0625rem;
    color: var(--color-gray);
    line-height: 1.75;
    margin-bottom: var(--space-2xl);
}

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

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

.contact-detail-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-white);
    border-radius: var(--radius-md);
    color: var(--color-terracotta);
    box-shadow: var(--shadow-sm);
    flex-shrink: 0;
}

.contact-detail strong {
    display: block;
    font-size: 0.8125rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--color-navy);
    margin-bottom: 4px;
}

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

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

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

.contact-form h3 {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--color-navy);
    margin-bottom: var(--space-sm);
}

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

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

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

.form-group label {
    display: block;
    font-size: 0.8125rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--color-navy);
    margin-bottom: var(--space-sm);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    font-family: var(--font-body);
    font-size: 0.9375rem;
    color: var(--color-charcoal);
    background: var(--color-sand-light);
    border: 1.5px solid var(--color-sand-dark);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--color-terracotta);
    background: var(--color-white);
    box-shadow: 0 0 0 3px rgba(192, 96, 58, 0.1);
}

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

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

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

.form-success svg {
    color: var(--color-terracotta);
}

.form-success strong {
    font-size: 1.125rem;
    color: var(--color-navy);
}

.form-success span {
    font-size: 0.9375rem;
    color: var(--color-gray);
}

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

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
    gap: var(--space-3xl);
    margin-bottom: var(--space-3xl);
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 1.0625rem;
    color: var(--color-white);
    margin-bottom: var(--space-lg);
}

.footer-tagline {
    font-size: 0.9375rem;
    color: rgba(255, 255, 255, 0.6);
    line-height: 1.7;
    max-width: 280px;
}

.footer-links strong,
.footer-contact strong {
    display: block;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--color-terracotta-light);
    margin-bottom: var(--space-lg);
}

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

.footer-links a,
.footer-contact a {
    font-size: 0.9375rem;
    color: rgba(255, 255, 255, 0.6);
    transition: color var(--transition-fast);
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.footer-links a:hover,
.footer-contact a:hover {
    color: var(--color-white);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: var(--space-xl);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-md);
}

.footer-bottom p {
    font-size: 0.8125rem;
    color: rgba(255, 255, 255, 0.4);
}

/* ── Scroll Animations ── */
[data-aos] {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

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

/* Stagger children */
.services-grid [data-aos] { transition-delay: 0.1s; }
.services-grid [data-aos]:nth-child(2) { transition-delay: 0.15s; }
.services-grid [data-aos]:nth-child(3) { transition-delay: 0.2s; }
.services-grid [data-aos]:nth-child(4) { transition-delay: 0.25s; }
.services-grid [data-aos]:nth-child(5) { transition-delay: 0.3s; }
.services-grid [data-aos]:nth-child(6) { transition-delay: 0.35s; }

.testimonials-grid [data-aos] { transition-delay: 0.1s; }
.testimonials-grid [data-aos]:nth-child(2) { transition-delay: 0.2s; }
.testimonials-grid [data-aos]:nth-child(3) { transition-delay: 0.3s; }

.projects-grid [data-aos] { transition-delay: 0.1s; }
.projects-grid [data-aos]:nth-child(2) { transition-delay: 0.2s; }
.projects-grid [data-aos]:nth-child(3) { transition-delay: 0.3s; }
.projects-grid [data-aos]:nth-child(4) { transition-delay: 0.4s; }
.projects-grid [data-aos]:nth-child(5) { transition-delay: 0.5s; }

/* ── Responsive ── */
@media (max-width: 1024px) {
    .hero-grid {
        grid-template-columns: 1fr;
        gap: var(--space-3xl);
    }

    .hero-image-col {
        max-width: 480px;
    }

    .hero-image-main img {
        height: 400px;
    }

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

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

    .about-image-wrapper img {
        height: 400px;
    }

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

    .project-card--large {
        grid-column: span 2;
        min-height: 300px;
    }

    .project-card:not(.project-card--large) {
        grid-column: span 1;
        min-height: 220px;
    }

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

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

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

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

@media (max-width: 768px) {
    :root {
        --space-5xl: 5rem;
    }

    .nav-links {
        display: none;
    }

    .nav-toggle {
        display: flex;
    }

    .hero {
        padding: 100px var(--space-lg) var(--space-3xl);
    }

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

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

    .hero-trust {
        flex-direction: column;
        gap: var(--space-md);
    }

    .hero-image-secondary {
        display: none;
    }

    .hero-scroll-indicator {
        display: none;
    }

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

    .about-image-stats {
        position: relative;
        bottom: auto;
        right: auto;
        margin-top: var(--space-lg);
        justify-content: center;
    }

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

    .project-card--large,
    .project-card:not(.project-card--large) {
        grid-column: span 1;
        min-height: 220px;
    }

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

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

    .cta-banner-actions {
        flex-direction: column;
        align-items: center;
    }

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

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

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

@media (max-width: 480px) {
    .container {
        padding: 0 var(--space-md);
    }

    .hero-headline {
        font-size: 1.75rem;
    }

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

    .contact-form {
        padding: var(--space-xl);
    }
}