/* ═══════════════════════════════════════════
   Taller J. Martín — Classic & Elegant
   Deep Navy + Warm Gold
   ═══════════════════════════════════════════ */

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

:root {
    --navy-900: #0a1628;
    --navy-800: #0f1f38;
    --navy-700: #162a4a;
    --navy-600: #1e3a5c;
    --navy-500: #254a6e;
    --gold-600: #a8843a;
    --gold-500: #c8a456;
    --gold-400: #d4b76a;
    --gold-300: #e0c97e;
    --cream-100: #faf8f4;
    --cream-200: #f5f0e8;
    --cream-300: #ede6d8;
    --warm-gray-100: #f7f5f2;
    --warm-gray-200: #ece6db;
    --warm-gray-300: #d4cdc0;
    --warm-gray-400: #a89e90;
    --warm-gray-500: #7a7068;
    --warm-gray-600: #5a524a;
    --white: #ffffff;
    --font-serif: 'Cormorant Garamond', Georgia, 'Times New Roman', serif;
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --shadow-sm: 0 1px 3px rgba(10, 22, 40, 0.06);
    --shadow-md: 0 4px 16px rgba(10, 22, 40, 0.08);
    --shadow-lg: 0 8px 32px rgba(10, 22, 40, 0.12);
    --shadow-xl: 0 16px 48px rgba(10, 22, 40, 0.16);
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-sans);
    color: var(--navy-800);
    background-color: var(--cream-100);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

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

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

ul {
    list-style: none;
}

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

/* ── Typography ── */
h1, h2, h3, h4 {
    font-family: var(--font-serif);
    font-weight: 600;
    line-height: 1.15;
    color: var(--navy-900);
}

em {
    font-style: italic;
    color: var(--gold-600);
}

/* ── Buttons ── */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 28px;
    font-family: var(--font-sans);
    font-size: 0.875rem;
    font-weight: 500;
    letter-spacing: 0.02em;
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--transition);
    text-decoration: none;
}

.btn-primary {
    background: var(--gold-500);
    color: var(--navy-900);
}

.btn-primary:hover {
    background: var(--gold-400);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-outline {
    background: transparent;
    color: var(--cream-100);
    border: 1.5px solid rgba(200, 164, 86, 0.5);
}

.btn-outline:hover {
    border-color: var(--gold-500);
    background: rgba(200, 164, 86, 0.1);
    transform: translateY(-2px);
}

.btn-outline-light {
    background: transparent;
    color: var(--navy-900);
    border: 1.5px solid rgba(10, 22, 40, 0.2);
}

.btn-outline-light:hover {
    border-color: var(--navy-900);
    background: var(--navy-900);
    color: var(--cream-100);
    transform: translateY(-2px);
}

.btn-lg {
    padding: 18px 36px;
    font-size: 0.9375rem;
}

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

/* ── Section Eyebrow ── */
.section-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    font-family: var(--font-sans);
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--gold-600);
    margin-bottom: 16px;
}

.section-eyebrow-line {
    display: block;
    width: 32px;
    height: 1.5px;
    background: var(--gold-500);
    flex-shrink: 0;
}

/* ── Section Title ── */
.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    margin-bottom: 20px;
}

.section-description {
    font-size: 1.0625rem;
    color: var(--warm-gray-500);
    max-width: 560px;
    line-height: 1.7;
}

.section-header--center {
    text-align: center;
}

.section-header--center .section-description {
    margin: 0 auto;
}

/* ═══════════════════════════════════════════
   NAVBAR
   ═══════════════════════════════════════════ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 20px 0;
    transition: all var(--transition);
}

.navbar.scrolled {
    background: rgba(10, 22, 40, 0.95);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    padding: 14px 0;
    box-shadow: 0 4px 24px rgba(10, 22, 40, 0.2);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
}

.nav-logo-text {
    display: flex;
    flex-direction: column;
    line-height: 1.2;
}

.nav-logo-name {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--cream-100);
}

.nav-logo-tagline {
    font-family: var(--font-sans);
    font-size: 0.625rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--gold-500);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav-link {
    font-size: 0.8125rem;
    font-weight: 400;
    letter-spacing: 0.04em;
    color: rgba(250, 248, 244, 0.7);
    transition: color var(--transition);
}

.nav-link:hover {
    color: var(--gold-500);
}

.nav-phone {
    display: flex;
    align-items: center;
    gap: 6px;
    color: var(--gold-500) !important;
    font-weight: 500;
}

.nav-phone:hover {
    color: var(--gold-400) !important;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}

.nav-toggle span {
    display: block;
    width: 22px;
    height: 1.5px;
    background: var(--cream-100);
    transition: all var(--transition);
    transform-origin: center;
}

.nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(4px, 5px);
}

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

.nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(4px, -5px);
}

/* ═══════════════════════════════════════════
   HERO
   ═══════════════════════════════════════════ */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: var(--navy-900);
    overflow: hidden;
    padding: 120px 0 80px;
}

.hero-bg-pattern {
    position: absolute;
    inset: 0;
    background-image: 
        radial-gradient(ellipse 80% 60% at 70% 40%, rgba(30, 58, 92, 0.6) 0%, transparent 60%),
        radial-gradient(ellipse 50% 80% at 20% 80%, rgba(200, 164, 86, 0.06) 0%, transparent 50%);
    pointer-events: none;
}

.hero-bg-pattern::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23c8a456' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    pointer-events: none;
}

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

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

.hero-eyebrow {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--gold-500);
    margin-bottom: 24px;
}

.hero-eyebrow-line {
    display: block;
    width: 32px;
    height: 1.5px;
    background: var(--gold-500);
    flex-shrink: 0;
}

.hero-title {
    font-size: clamp(2.75rem, 5.5vw, 4.5rem);
    color: var(--cream-100);
    margin-bottom: 24px;
    line-height: 1.05;
}

.hero-description {
    font-size: 1.0625rem;
    color: rgba(250, 248, 244, 0.6);
    line-height: 1.75;
    margin-bottom: 40px;
    max-width: 440px;
}

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

/* ── Hero Cards ── */
.hero-cards {
    position: relative;
    height: 580px;
    flex-shrink: 0;
}

.hero-card {
    position: absolute;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
}

.hero-card--main {
    width: 320px;
    height: 420px;
    top: 20px;
    right: 0;
    z-index: 1;
}

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

.hero-card--stat {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 24px 20px;
    background: var(--white);
    z-index: 2;
}

.stat-card--1 {
    width: 180px;
    height: 120px;
    bottom: 240px;
    left: -20px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}

.stat-card--2 {
    width: 200px;
    height: 140px;
    top: 60px;
    left: -30px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}

.stat-card--3 {
    width: 170px;
    height: 110px;
    bottom: 40px;
    right: 20px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}

.stat-card-number {
    font-family: var(--font-serif);
    font-size: 2.25rem;
    font-weight: 700;
    color: var(--navy-900);
    line-height: 1;
    margin-bottom: 6px;
}

.stat-card-icon {
    width: 40px;
    height: 40px;
    color: var(--gold-500);
    margin-bottom: 8px;
}

.stat-card-label {
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--navy-800);
    letter-spacing: 0.02em;
}

.stat-card-sublabel {
    font-size: 0.6875rem;
    color: var(--warm-gray-400);
    margin-top: 2px;
}

.hero-scroll {
    position: absolute;
    bottom: 32px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.6875rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: rgba(250, 248, 244, 0.35);
    z-index: 1;
    animation: float 2.5s ease-in-out infinite;
}

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

/* ═══════════════════════════════════════════
   SERVICES
   ═══════════════════════════════════════════ */
.services {
    padding: 120px 0;
    background: var(--cream-100);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-top: 64px;
}

.service-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 40px 32px;
    transition: all var(--transition);
    border: 1px solid transparent;
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gold-500);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition);
}

.service-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(200, 164, 86, 0.15);
}

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

.service-card-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-md);
    background: var(--navy-900);
    color: var(--gold-500);
    margin-bottom: 24px;
    transition: all var(--transition);
}

.service-card:hover .service-card-icon {
    background: var(--gold-500);
    color: var(--navy-900);
}

.service-card-title {
    font-size: 1.375rem;
    margin-bottom: 12px;
    color: var(--navy-900);
}

.service-card-text {
    font-size: 0.9375rem;
    color: var(--warm-gray-500);
    line-height: 1.7;
}

/* ═══════════════════════════════════════════
   ABOUT
   ═══════════════════════════════════════════ */
.about {
    padding: 120px 0;
    background: var(--warm-gray-100);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.about-images {
    position: relative;
    height: 600px;
}

.about-image {
    position: absolute;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

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

.about-image--1 {
    width: 280px;
    height: 380px;
    top: 0;
    left: 0;
    z-index: 1;
}

.about-image--2 {
    width: 260px;
    height: 240px;
    bottom: 20px;
    right: 0;
    z-index: 2;
}

.about-accent {
    position: absolute;
    width: 80px;
    height: 80px;
    bottom: 200px;
    right: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gold-500);
    border-radius: var(--radius-md);
    color: var(--navy-900);
    z-index: 3;
}

.about-content {
    max-width: 480px;
}

.about-text {
    font-size: 1rem;
    color: var(--warm-gray-600);
    line-height: 1.8;
    margin-bottom: 16px;
}

.about-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-top: 36px;
}

.about-feature {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--navy-800);
}

.about-feature-icon {
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gold-500);
    flex-shrink: 0;
}

/* ═══════════════════════════════════════════
   INSTALLATIONS
   ═══════════════════════════════════════════ */
.installations {
    padding: 120px 0;
    background: var(--cream-100);
}

.installations-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-top: 64px;
}

.installation-item {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    aspect-ratio: 3/2;
    cursor: pointer;
}

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

.installation-item:hover img {
    transform: scale(1.05);
}

.installation-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(10, 22, 40, 0.8) 0%, transparent 60%);
    display: flex;
    align-items: flex-end;
    padding: 28px;
    opacity: 0;
    transition: opacity var(--transition);
}

.installation-item:hover .installation-overlay {
    opacity: 1;
}

.installation-overlay span {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--cream-100);
}

/* ═══════════════════════════════════════════
   CTA STRIP
   ═══════════════════════════════════════════ */
.cta-strip {
    padding: 80px 0;
    background: var(--navy-900);
    position: relative;
    overflow: hidden;
}

.cta-strip::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image: url("data:image/svg+xml,%3Csvg width='40' height='40' viewBox='0 0 40 40' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='%23c8a456' fill-opacity='0.04' fill-rule='evenodd'%3E%3Cpath d='M0 40L40 0H20L0 20M40 40V20L20 40'/%3E%3C/g%3E%3C/svg%3E");
    pointer-events: none;
}

.cta-strip-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 40px;
    position: relative;
    z-index: 1;
}

.cta-strip-title {
    font-size: clamp(1.75rem, 3vw, 2.5rem);
    color: var(--cream-100);
    margin-bottom: 12px;
}

.cta-strip-text {
    font-size: 1rem;
    color: rgba(250, 248, 244, 0.55);
    max-width: 400px;
}

.cta-strip-actions {
    display: flex;
    gap: 16px;
    flex-shrink: 0;
}

/* ═══════════════════════════════════════════
   CONTACT
   ═══════════════════════════════════════════ */
.contact {
    padding: 120px 0;
    background: var(--warm-gray-100);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: start;
}

.contact-text {
    font-size: 1rem;
    color: var(--warm-gray-500);
    line-height: 1.75;
    margin-bottom: 40px;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 28px;
}

.contact-detail {
    display: flex;
    gap: 16px;
}

.contact-detail-icon {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-md);
    background: var(--navy-900);
    color: var(--gold-500);
    flex-shrink: 0;
}

.contact-detail-label {
    display: block;
    font-size: 0.6875rem;
    font-weight: 500;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--warm-gray-400);
    margin-bottom: 4px;
}

.contact-detail-value {
    display: block;
    font-size: 0.9375rem;
    color: var(--navy-800);
    line-height: 1.5;
}

.contact-link {
    color: var(--gold-600);
    transition: color var(--transition);
}

.contact-link:hover {
    color: var(--gold-500);
}

/* ── Form ── */
.contact-form-wrapper {
    background: var(--white);
    border-radius: var(--radius-xl);
    padding: 48px;
    box-shadow: var(--shadow-lg);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.form-label {
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--warm-gray-500);
}

.form-input {
    padding: 14px 16px;
    border: 1.5px solid var(--warm-gray-200);
    border-radius: var(--radius-sm);
    font-family: var(--font-sans);
    font-size: 0.9375rem;
    color: var(--navy-800);
    background: var(--cream-100);
    transition: all var(--transition);
    outline: none;
    width: 100%;
}

.form-input:focus {
    border-color: var(--gold-500);
    background: var(--white);
    box-shadow: 0 0 0 3px rgba(200, 164, 86, 0.12);
}

.form-input::placeholder {
    color: var(--warm-gray-300);
}

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

.form-success {
    display: none;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 48px 24px;
    gap: 16px;
}

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

.form-success-icon {
    width: 72px;
    height: 72px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: rgba(200, 164, 86, 0.12);
    color: var(--gold-500);
}

.form-success-title {
    font-size: 1.5rem;
    color: var(--navy-900);
}

.form-success-text {
    font-size: 0.9375rem;
    color: var(--warm-gray-500);
}

/* ═══════════════════════════════════════════
   FOOTER
   ═══════════════════════════════════════════ */
.footer {
    background: var(--navy-900);
    padding: 80px 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1.5fr;
    gap: 60px;
    padding-bottom: 60px;
    border-bottom: 1px solid rgba(200, 164, 86, 0.12);
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 16px;
}

.footer-logo-name {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--cream-100);
}

.footer-tagline {
    font-size: 0.875rem;
    color: rgba(250, 248, 244, 0.45);
    line-height: 1.7;
    max-width: 280px;
}

.footer-heading {
    font-family: var(--font-sans);
    font-size: 0.6875rem;
    font-weight: 500;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--gold-500);
    margin-bottom: 20px;
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-links a {
    font-size: 0.875rem;
    color: rgba(250, 248, 244, 0.55);
    transition: color var(--transition);
}

.footer-links a:hover {
    color: var(--gold-500);
}

.footer-contact-list {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.footer-contact-list li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-size: 0.875rem;
    color: rgba(250, 248, 244, 0.55);
}

.footer-contact-list a {
    color: rgba(250, 248, 244, 0.55);
    transition: color var(--transition);
}

.footer-contact-list a:hover {
    color: var(--gold-500);
}

.footer-contact-list svg {
    flex-shrink: 0;
    margin-top: 2px;
    color: var(--gold-500);
}

.footer-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 24px 0;
}

.footer-copy,
.footer-legal {
    font-size: 0.75rem;
    color: rgba(250, 248, 244, 0.3);
}

/* ═══════════════════════════════════════════
   SCROLL ANIMATIONS
   ═══════════════════════════════════════════ */
.reveal {
    opacity: 0;
    transform: translateY(32px);
    transition: opacity 0.7s cubic-bezier(0.4, 0, 0.2, 1), transform 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }
.reveal-delay-5 { transition-delay: 0.5s; }
.reveal-delay-6 { transition-delay: 0.6s; }

/* ═══════════════════════════════════════════
   RESPONSIVE
   ═══════════════════════════════════════════ */
@media (max-width: 1024px) {
    .hero-container {
        grid-template-columns: 1fr;
        gap: 48px;
    }

    .hero-cards {
        height: 400px;
        max-width: 480px;
    }

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

    .about-grid {
        grid-template-columns: 1fr;
        gap: 48px;
    }

    .about-images {
        height: 420px;
        max-width: 480px;
    }

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

    .installations-grid .installation-item:last-child {
        grid-column: span 2;
        aspect-ratio: 16/9;
    }

    .contact-grid {
        grid-template-columns: 1fr;
        gap: 48px;
    }

    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 40px;
    }

    .footer-grid > :first-child {
        grid-column: span 2;
    }
}

@media (max-width: 768px) {
    .nav-toggle {
        display: flex;
    }

    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background: var(--navy-900);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: 24px;
        transition: right var(--transition);
        box-shadow: -8px 0 32px rgba(0,0,0,0.3);
    }

    .nav-links.open {
        right: 0;
    }

    .nav-link {
        font-size: 1rem;
    }

    .hero {
        padding: 100px 0 60px;
        min-height: auto;
    }

    .hero-cards {
        display: none;
    }

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

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

    .services {
        padding: 80px 0;
    }

    .services-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .service-card {
        padding: 28px 24px;
    }

    .about {
        padding: 80px 0;
    }

    .about-images {
        height: 320px;
    }

    .about-image--1 {
        width: 200px;
        height: 260px;
    }

    .about-image--2 {
        width: 180px;
        height: 180px;
    }

    .about-features {
        grid-template-columns: 1fr;
    }

    .installations {
        padding: 80px 0;
    }

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

    .installations-grid .installation-item:last-child {
        grid-column: span 1;
    }

    .cta-strip {
        padding: 60px 0;
    }

    .cta-strip-inner {
        flex-direction: column;
        text-align: center;
    }

    .cta-strip-actions {
        flex-direction: column;
        width: 100%;
    }

    .cta-strip-actions .btn {
        justify-content: center;
    }

    .contact {
        padding: 80px 0;
    }

    .contact-form-wrapper {
        padding: 32px 24px;
    }

    .footer {
        padding: 60px 0 0;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 36px;
    }

    .footer-grid > :first-child {
        grid-column: span 1;
    }

    .footer-bottom {
        flex-direction: column;
        gap: 8px;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }

    .hero-title {
        font-size: 2.25rem;
    }

    .section-title {
        font-size: 1.75rem;
    }
}