/* ========================================
   A-1 Construction — Custom Styles
   Burgundy + Blush | Warm & Friendly
======================================== */

/* --- CSS Custom Properties --- */
:root {
    --burgundy: #800020;
    --burgundy-dark: #5C0017;
    --burgundy-light: #A0344A;
    --blush: #FDF2F2;
    --blush-mid: #F8E0E0;
    --blush-dark: #F0C8C8;
    --cream: #FFF9F9;
    --text-dark: #2D1F1F;
    --text-mid: #5C4040;
    --text-light: #8A6868;
    --white: #FFFFFF;
    --shadow-sm: 0 2px 8px rgba(128, 0, 32, 0.06);
    --shadow-md: 0 4px 20px rgba(128, 0, 32, 0.10);
    --shadow-lg: 0 8px 40px rgba(128, 0, 32, 0.14);
    --shadow-xl: 0 16px 60px rgba(128, 0, 32, 0.18);
    --radius-sm: 12px;
    --radius-md: 20px;
    --radius-lg: 28px;
    --radius-xl: 36px;
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --font-body: 'Nunito', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-heading: 'Playfair Display', Georgia, serif;
}

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

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

body {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.7;
    color: var(--text-dark);
    background-color: var(--cream);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

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

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

ul {
    list-style: none;
}

.skip-link {
    position: absolute;
    top: -100%;
    left: 16px;
    background: var(--burgundy);
    color: var(--white);
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    z-index: 1000;
    font-weight: 700;
}
.skip-link:focus {
    top: 16px;
}

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

/* --- Typography --- */
h1, h2, h3, h4 {
    font-family: var(--font-heading);
    line-height: 1.2;
    color: var(--text-dark);
}

.text-gradient {
    background: linear-gradient(135deg, var(--burgundy) 0%, var(--burgundy-light) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 28px;
    border-radius: 50px;
    font-family: var(--font-body);
    font-weight: 700;
    font-size: 15px;
    border: 2px solid transparent;
    cursor: pointer;
    transition: all var(--transition);
    white-space: nowrap;
}

.btn-primary {
    background: linear-gradient(135deg, var(--burgundy) 0%, var(--burgundy-light) 100%);
    color: var(--white);
    border-color: var(--burgundy);
    box-shadow: 0 4px 16px rgba(128, 0, 32, 0.3);
}
.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(128, 0, 32, 0.4);
    background: linear-gradient(135deg, var(--burgundy-dark) 0%, var(--burgundy) 100%);
}

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

.btn-white {
    background: var(--white);
    color: var(--burgundy);
    border-color: var(--white);
}
.btn-white:hover {
    background: var(--blush);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-lg {
    padding: 18px 36px;
    font-size: 17px;
}

.btn-full {
    width: 100%;
    justify-content: center;
    padding: 18px 28px;
    font-size: 17px;
}

/* --- Header --- */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background: rgba(255, 249, 249, 0.92);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(128, 0, 32, 0.08);
    transition: all var(--transition);
}
.site-header.scrolled {
    box-shadow: var(--shadow-md);
}

.site-header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 80px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-heading);
    font-size: 22px;
    font-weight: 700;
    color: var(--text-dark);
    z-index: 101;
}
.logo:hover { color: var(--burgundy); }

.logo-text {
    letter-spacing: -0.5px;
}
.logo-accent {
    color: var(--burgundy);
    font-weight: 800;
}

.main-nav {
    display: flex;
    align-items: center;
    gap: 32px;
}
.main-nav ul {
    display: flex;
    gap: 8px;
}
.main-nav ul li a {
    padding: 8px 16px;
    border-radius: 50px;
    font-weight: 600;
    font-size: 15px;
    color: var(--text-mid);
    transition: all var(--transition);
}
.main-nav ul li a:hover,
.main-nav ul li a.active {
    color: var(--burgundy);
    background: var(--blush);
}

.btn-nav-cta {
    padding: 10px 22px;
    font-size: 14px;
}

/* Mobile Nav Toggle */
.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    z-index: 101;
}
.hamburger-line {
    display: block;
    width: 24px;
    height: 2.5px;
    background: var(--burgundy);
    border-radius: 2px;
    transition: all var(--transition);
}
.nav-toggle[aria-expanded="true"] .hamburger-line:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}
.nav-toggle[aria-expanded="true"] .hamburger-line:nth-child(2) {
    opacity: 0;
}
.nav-toggle[aria-expanded="true"] .hamburger-line:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* --- Hero --- */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 120px 0 80px;
    background: linear-gradient(160deg, var(--cream) 0%, var(--blush) 50%, var(--blush-mid) 100%);
    overflow: hidden;
}

.hero-bg-shapes {
    position: absolute;
    inset: 0;
    pointer-events: none;
    overflow: hidden;
}
.blob {
    position: absolute;
    border-radius: 50%;
    filter: blur(60px);
    opacity: 0.4;
}
.blob-1 {
    width: 500px;
    height: 500px;
    background: var(--blush-dark);
    top: -100px;
    right: -100px;
    animation: blobFloat 8s ease-in-out infinite;
}
.blob-2 {
    width: 350px;
    height: 350px;
    background: rgba(128, 0, 32, 0.08);
    bottom: 10%;
    left: -50px;
    animation: blobFloat 10s ease-in-out infinite reverse;
}
.blob-3 {
    width: 200px;
    height: 200px;
    background: var(--blush-dark);
    top: 40%;
    right: 30%;
    animation: blobFloat 6s ease-in-out infinite;
}

@keyframes blobFloat {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(30px, -20px) scale(1.05); }
    66% { transform: translate(-20px, 20px) scale(0.95); }
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--white);
    padding: 8px 18px;
    border-radius: 50px;
    font-size: 14px;
    font-weight: 700;
    color: var(--burgundy);
    box-shadow: var(--shadow-sm);
    margin-bottom: 24px;
}
.badge-dot {
    width: 8px;
    height: 8px;
    background: var(--burgundy);
    border-radius: 50%;
    animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.3); }
}

.hero-headline {
    font-size: clamp(36px, 5vw, 64px);
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 24px;
    color: var(--text-dark);
}

.hero-sub {
    font-size: 18px;
    color: var(--text-mid);
    line-height: 1.8;
    margin-bottom: 36px;
    max-width: 500px;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    margin-bottom: 48px;
}

.hero-trust {
    display: flex;
    gap: 32px;
    flex-wrap: wrap;
}
.trust-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    font-weight: 600;
    color: var(--text-mid);
}

.hero-image {
    position: relative;
}
.hero-img-wrapper {
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
}
.hero-img-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hero-stat-card {
    position: absolute;
    background: var(--white);
    padding: 16px 24px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    display: flex;
    flex-direction: column;
    animation: float 4s ease-in-out infinite;
}
.hero-stat-card .stat-number {
    font-family: var(--font-heading);
    font-size: 28px;
    font-weight: 700;
    color: var(--burgundy);
    line-height: 1;
}
.hero-stat-card .stat-label {
    font-size: 13px;
    color: var(--text-light);
    font-weight: 600;
}
.stat-card-1 {
    bottom: 40px;
    left: -30px;
    animation-delay: 0s;
}
.stat-card-2 {
    top: 40px;
    right: -20px;
    animation-delay: 2s;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

.hero-wave {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    line-height: 0;
}
.hero-wave svg {
    width: 100%;
    height: 80px;
}

/* --- Section Shared --- */
.section-header {
    text-align: center;
    max-width: 640px;
    margin: 0 auto 64px;
}
.section-tag {
    display: inline-block;
    font-size: 13px;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--burgundy);
    background: var(--blush);
    padding: 6px 16px;
    border-radius: 50px;
    margin-bottom: 16px;
}
.section-title {
    font-size: clamp(28px, 4vw, 48px);
    margin-bottom: 16px;
}
.section-desc {
    font-size: 17px;
    color: var(--text-mid);
    line-height: 1.7;
}

/* --- Services --- */
.services {
    padding: 100px 0;
    background: var(--white);
}
.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}
.service-card {
    background: var(--cream);
    border-radius: var(--radius-lg);
    padding: 36px 28px;
    transition: all var(--transition);
    border: 1px solid transparent;
}
.service-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: var(--blush-dark);
    background: var(--white);
}
.service-icon-wrap {
    width: 64px;
    height: 64px;
    background: var(--blush);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    transition: all var(--transition);
}
.service-card:hover .service-icon-wrap {
    background: var(--burgundy);
}
.service-card:hover .service-icon-wrap svg {
    fill: var(--white);
}
.service-card h3 {
    font-family: var(--font-body);
    font-size: 20px;
    font-weight: 800;
    margin-bottom: 10px;
    color: var(--text-dark);
}
.service-card p {
    font-size: 15px;
    color: var(--text-mid);
    line-height: 1.7;
    margin-bottom: 20px;
}
.service-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 14px;
    font-weight: 700;
    color: var(--burgundy);
    transition: all var(--transition);
}
.service-link:hover {
    gap: 10px;
}

/* --- About --- */
.about {
    padding: 100px 0;
    background: var(--cream);
}
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}
.about-images {
    position: relative;
}
.about-img-main {
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}
.about-img-main img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.about-img-secondary {
    position: absolute;
    bottom: -30px;
    right: -30px;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
    border: 6px solid var(--cream);
}
.about-img-secondary img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.about-experience-badge {
    position: absolute;
    top: -20px;
    left: -20px;
    background: linear-gradient(135deg, var(--burgundy) 0%, var(--burgundy-light) 100%);
    color: var(--white);
    padding: 20px 24px;
    border-radius: var(--radius-md);
    text-align: center;
    box-shadow: var(--shadow-lg);
}
.about-experience-badge .exp-number {
    display: block;
    font-family: var(--font-heading);
    font-size: 36px;
    font-weight: 700;
    line-height: 1;
}
.about-experience-badge .exp-text {
    font-size: 13px;
    font-weight: 700;
    opacity: 0.9;
}

.about-content .section-tag { margin-bottom: 16px; }
.about-content .section-title { margin-bottom: 24px; }
.about-body {
    font-size: 16px;
    color: var(--text-mid);
    line-height: 1.8;
    margin-bottom: 16px;
}
.about-values {
    margin-top: 32px;
    display: flex;
    flex-direction: column;
    gap: 20px;
}
.value-item {
    display: flex;
    gap: 16px;
    align-items: flex-start;
}
.value-icon {
    width: 44px;
    height: 44px;
    min-width: 44px;
    background: var(--blush);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
}
.value-item strong {
    display: block;
    font-size: 16px;
    color: var(--text-dark);
    margin-bottom: 2px;
}
.value-item span {
    font-size: 14px;
    color: var(--text-light);
}

/* --- Projects --- */
.projects {
    padding: 100px 0;
    background: var(--white);
}
.projects-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}
.project-card {
    border-radius: var(--radius-lg);
    overflow: hidden;
    background: var(--cream);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition);
}
.project-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}
.project-img {
    overflow: hidden;
    aspect-ratio: 4/3;
}
.project-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}
.project-card:hover .project-img img {
    transform: scale(1.05);
}
.project-info {
    padding: 24px;
}
.project-category {
    font-size: 12px;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--burgundy);
    margin-bottom: 8px;
}
.project-info h3 {
    font-family: var(--font-body);
    font-size: 18px;
    font-weight: 800;
    margin-bottom: 8px;
}
.project-info p {
    font-size: 14px;
    color: var(--text-mid);
    line-height: 1.6;
}

/* --- Testimonials --- */
.testimonials {
    padding: 100px 0;
    background: linear-gradient(160deg, var(--blush) 0%, var(--blush-mid) 100%);
}
.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}
.testimonial-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 36px 28px;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition);
}
.testimonial-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}
.testimonial-stars {
    display: flex;
    gap: 4px;
    margin-bottom: 20px;
}
.testimonial-text {
    font-size: 15px;
    color: var(--text-mid);
    line-height: 1.8;
    margin-bottom: 24px;
    font-style: italic;
}
.testimonial-author {
    display: flex;
    align-items: center;
    gap: 12px;
}
.author-avatar {
    width: 44px;
    height: 44px;
    background: var(--blush);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}
.author-name {
    display: block;
    font-weight: 800;
    font-size: 15px;
    color: var(--text-dark);
}
.author-location {
    font-size: 13px;
    color: var(--text-light);
}

/* --- CTA Banner --- */
.cta-banner {
    padding: 100px 0;
    background: linear-gradient(135deg, var(--burgundy) 0%, var(--burgundy-light) 100%);
    position: relative;
    overflow: hidden;
}
.cta-banner::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 600px;
    height: 600px;
    background: rgba(255, 255, 255, 0.04);
    border-radius: 50%;
}
.cta-banner::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -10%;
    width: 400px;
    height: 400px;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 50%;
}
.cta-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
}
.cta-title {
    font-size: clamp(28px, 4vw, 48px);
    color: var(--white);
    margin-bottom: 20px;
}
.cta-text {
    font-size: 18px;
    color: rgba(255, 255, 255, 0.85);
    line-height: 1.7;
    margin-bottom: 40px;
}
.cta-actions {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 16px;
}

/* --- Contact --- */
.contact {
    padding: 100px 0;
    background: var(--white);
}
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: start;
}
.contact-info .section-tag { margin-bottom: 16px; }
.contact-info .section-title { margin-bottom: 16px; }
.contact-desc {
    font-size: 16px;
    color: var(--text-mid);
    line-height: 1.7;
    margin-bottom: 36px;
}
.contact-details {
    display: flex;
    flex-direction: column;
    gap: 24px;
}
.contact-item {
    display: flex;
    gap: 16px;
    align-items: flex-start;
}
.contact-icon {
    width: 52px;
    height: 52px;
    min-width: 52px;
    background: var(--blush);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
}
.contact-item strong {
    display: block;
    font-size: 15px;
    color: var(--text-dark);
    margin-bottom: 4px;
}
.contact-item p {
    font-size: 14px;
    color: var(--text-mid);
    line-height: 1.6;
}
.contact-item a {
    color: var(--burgundy);
    font-weight: 600;
    transition: color var(--transition);
}
.contact-item a:hover {
    color: var(--burgundy-dark);
    text-decoration: underline;
}

.contact-form-wrap {
    background: var(--cream);
    border-radius: var(--radius-xl);
    padding: 40px;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--blush-dark);
}
.form-title {
    font-family: var(--font-body);
    font-size: 22px;
    font-weight: 800;
    margin-bottom: 28px;
    color: var(--text-dark);
}
.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}
.form-group {
    margin-bottom: 16px;
}
.form-group label {
    display: block;
    font-size: 14px;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 6px;
}
.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 14px 16px;
    border: 2px solid var(--blush-dark);
    border-radius: var(--radius-sm);
    font-family: var(--font-body);
    font-size: 15px;
    color: var(--text-dark);
    background: var(--white);
    transition: all var(--transition);
    outline: none;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--burgundy);
    box-shadow: 0 0 0 4px rgba(128, 0, 32, 0.1);
}
.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-light);
}
.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.form-success {
    text-align: center;
    padding: 40px 20px;
}
.form-success .success-icon {
    width: 80px;
    height: 80px;
    background: var(--blush);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
}
.form-success h4 {
    font-size: 22px;
    color: var(--burgundy);
    margin-bottom: 8px;
}
.form-success p {
    font-size: 15px;
    color: var(--text-mid);
    line-height: 1.6;
}

/* --- Footer --- */
.site-footer {
    background: var(--text-dark);
    color: rgba(255, 255, 255, 0.7);
    padding: 80px 0 0;
}
.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 48px;
    padding-bottom: 60px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}
.footer-brand .logo {
    color: var(--white);
    margin-bottom: 16px;
}
.footer-brand p {
    font-size: 14px;
    line-height: 1.7;
    color: rgba(255, 255, 255, 0.6);
}
.footer-links h4,
.footer-contact h4 {
    font-family: var(--font-body);
    font-size: 15px;
    font-weight: 800;
    color: var(--white);
    margin-bottom: 20px;
    text-transform: uppercase;
    letter-spacing: 1px;
}
.footer-links ul,
.footer-contact ul {
    display: flex;
    flex-direction: column;
    gap: 12px;
}
.footer-links ul li a {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.6);
    transition: all var(--transition);
}
.footer-links ul li a:hover {
    color: var(--white);
    padding-left: 4px;
}
.footer-contact ul li {
    display: flex;
    gap: 10px;
    align-items: flex-start;
    font-size: 14px;
    line-height: 1.6;
}
.footer-contact ul li svg {
    min-width: 16px;
    margin-top: 3px;
}
.footer-contact a {
    color: rgba(255, 255, 255, 0.6);
    transition: color var(--transition);
}
.footer-contact a:hover {
    color: var(--white);
}

.footer-bottom {
    padding: 24px 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 12px;
    font-size: 13px;
    color: rgba(255, 255, 255, 0.4);
}
.footer-bottom a {
    color: rgba(255, 255, 255, 0.4);
    transition: color var(--transition);
}
.footer-bottom a:hover {
    color: var(--white);
}

/* --- Responsive --- */
@media (max-width: 1024px) {
    .hero .container {
        grid-template-columns: 1fr;
        text-align: center;
    }
    .hero-sub { margin-left: auto; margin-right: auto; }
    .hero-actions { justify-content: center; }
    .hero-trust { justify-content: center; }
    .hero-image { max-width: 500px; margin: 0 auto; }
    .stat-card-1 { left: 0; }
    .stat-card-2 { right: 0; }

    .services-grid { grid-template-columns: repeat(2, 1fr); }
    .projects-grid { grid-template-columns: repeat(2, 1fr); }
    .testimonials-grid { grid-template-columns: repeat(2, 1fr); }
    .about-grid { grid-template-columns: 1fr; gap: 60px; }
    .contact-grid { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
    .nav-toggle { display: flex; }
    .main-nav {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 320px;
        height: 100vh;
        background: var(--white);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: 8px;
        box-shadow: var(--shadow-xl);
        transition: right var(--transition);
        z-index: 100;
    }
    .main-nav.open { right: 0; }
    .main-nav ul {
        flex-direction: column;
        align-items: center;
        gap: 4px;
    }
    .main-nav ul li a {
        padding: 14px 24px;
        font-size: 17px;
    }
    .btn-nav-cta { margin-top: 16px; }
    .nav-overlay {
        display: none;
        position: fixed;
        inset: 0;
        background: rgba(0,0,0,0.4);
        z-index: 99;
    }
    .nav-overlay.active { display: block; }

    .hero { padding: 100px 0 60px; min-height: auto; }
    .hero-headline { font-size: clamp(28px, 7vw, 44px); }
    .hero-actions { flex-direction: column; align-items: center; }
    .hero-actions .btn { width: 100%; justify-content: center; }

    .services-grid { grid-template-columns: 1fr; }
    .projects-grid { grid-template-columns: 1fr; }
    .testimonials-grid { grid-template-columns: 1fr; }
    .form-row { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; gap: 36px; }
    .footer-bottom { flex-direction: column; text-align: center; }
    .about-img-secondary { right: 10px; bottom: -20px; }
    .about-experience-badge { left: 10px; top: -10px; }
}

@media (max-width: 480px) {
    .container { padding: 0 16px; }
    .hero-stat-card { display: none; }
    .contact-form-wrap { padding: 24px; }
}