/* ============================================
   RUDY'S HOSE & FITTINGS — STYLESHEET
   Deep Navy + Warm Gold | Fresh & Airy
   ============================================ */

/* ---------- CSS Custom Properties ---------- */
:root {
    --navy: #1a2d4a;
    --navy-light: #2a4470;
    --navy-dark: #0f1d33;
    --gold: #c9a227;
    --gold-light: #dfc060;
    --gold-pale: #f5e6a8;
    --cream: #faf8f4;
    --cream-dark: #f0ece4;
    --white: #ffffff;
    --text-dark: #1a1a2e;
    --text-medium: #4a4a5a;
    --text-light: #6b6b7b;
    --border: #e2ddd5;
    --shadow-sm: 0 1px 3px rgba(26, 45, 74, 0.06);
    --shadow-md: 0 4px 20px rgba(26, 45, 74, 0.08);
    --shadow-lg: 0 12px 40px rgba(26, 45, 74, 0.12);
    --shadow-xl: 0 20px 60px rgba(26, 45, 74, 0.15);
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 28px;
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --font-heading: 'Playfair Display', Georgia, serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
}

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

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

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

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

a {
    color: inherit;
    text-decoration: none;
    transition: color var(--transition);
}

ul {
    list-style: none;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ---------- Typography ---------- */
h1, h2, h3, h4 {
    font-family: var(--font-heading);
    font-weight: 600;
    line-height: 1.2;
    color: var(--navy);
}

/* ---------- Section Label ---------- */
.section-label {
    display: inline-block;
    font-family: var(--font-body);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--gold);
    margin-bottom: 12px;
}

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    margin-bottom: 16px;
}

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

.section-subtitle {
    font-size: 1.1rem;
    color: var(--text-medium);
    max-width: 600px;
}

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

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

/* ---------- Buttons ---------- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: var(--font-body);
    font-size: 0.9375rem;
    font-weight: 600;
    padding: 14px 28px;
    border-radius: 50px;
    border: 2px solid transparent;
    cursor: pointer;
    transition: all var(--transition);
    white-space: nowrap;
}

.btn-primary {
    background: var(--gold);
    color: var(--navy-dark);
    border-color: var(--gold);
}

.btn-primary:hover {
    background: var(--gold-light);
    border-color: var(--gold-light);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(201, 162, 39, 0.35);
}

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

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

.btn-lg {
    padding: 18px 36px;
    font-size: 1rem;
}

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

/* ---------- Navigation ---------- */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(226, 221, 213, 0.5);
    transition: all var(--transition);
}

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

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
}

.nav-logo-text {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--navy);
}

.nav-logo-accent {
    color: var(--gold);
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 8px;
}

.nav-link {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-medium);
    padding: 8px 16px;
    border-radius: 8px;
    transition: all var(--transition);
}

.nav-link:hover {
    color: var(--navy);
    background: var(--cream-dark);
}

.nav-link-cta {
    background: var(--navy);
    color: var(--white) !important;
    border-radius: 50px;
    padding: 10px 22px;
    margin-left: 8px;
}

.nav-link-cta:hover {
    background: var(--navy-light);
    transform: translateY(-1px);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

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

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

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

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

/* ---------- Hero Section ---------- */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}

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

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        135deg,
        rgba(15, 29, 51, 0.88) 0%,
        rgba(26, 45, 74, 0.82) 50%,
        rgba(42, 68, 112, 0.75) 100%
    );
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
    text-align: center;
    padding: 120px 24px 80px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(201, 162, 39, 0.15);
    border: 1px solid rgba(201, 162, 39, 0.4);
    color: var(--gold-light);
    font-size: 0.8125rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    padding: 8px 20px;
    border-radius: 50px;
    margin-bottom: 28px;
}

.hero-title {
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    color: var(--white);
    font-weight: 700;
    margin-bottom: 24px;
    line-height: 1.1;
}

.hero-title-accent {
    color: var(--gold);
    display: block;
}

.hero-subtitle {
    font-size: clamp(1.0625rem, 2vw, 1.25rem);
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.7;
    margin-bottom: 40px;
    max-width: 620px;
    margin-left: auto;
    margin-right: auto;
}

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

.hero-trust {
    display: flex;
    flex-wrap: wrap;
    gap: 24px;
    justify-content: center;
}

.hero-trust-item {
    display: flex;
    align-items: center;
    gap: 8px;
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.875rem;
    font-weight: 500;
}

.hero-trust-item svg {
    color: var(--gold);
}

.hero-scroll {
    position: absolute;
    bottom: 32px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 1;
    color: rgba(255, 255, 255, 0.5);
    animation: heroScroll 2s ease-in-out infinite;
}

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

/* ---------- Services Section ---------- */
.services {
    padding: 100px 0;
    background: var(--cream);
}

.section-header {
    margin-bottom: 60px;
}

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

.service-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 36px 28px;
    border: 1px solid var(--border);
    transition: all var(--transition);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--gold), var(--gold-light));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition);
}

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

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

.service-card-icon {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, var(--navy), var(--navy-light));
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gold);
    margin-bottom: 20px;
}

.service-card h3 {
    font-family: var(--font-body);
    font-size: 1.125rem;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--navy);
}

.service-card p {
    font-size: 0.9375rem;
    color: var(--text-medium);
    line-height: 1.7;
    margin-bottom: 20px;
}

.service-card-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--gold);
    transition: gap var(--transition);
}

.service-card-link:hover {
    gap: 10px;
    color: var(--navy);
}

/* ---------- About Section ---------- */
.about {
    padding: 100px 0;
    background: var(--navy);
    position: relative;
    overflow: hidden;
}

.about::before {
    content: '';
    position: absolute;
    top: -200px;
    right: -200px;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(201, 162, 39, 0.08) 0%, transparent 70%);
    pointer-events: none;
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

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

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

.about-image-main img {
    width: 100%;
    height: 700px;
    object-fit: cover;
}

.about-image-accent {
    position: absolute;
    bottom: -30px;
    right: -30px;
    width: 200px;
    height: 200px;
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 4px solid var(--navy);
    box-shadow: var(--shadow-lg);
}

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

.about-experience-badge {
    position: absolute;
    top: -20px;
    left: -20px;
    background: var(--gold);
    color: var(--navy-dark);
    padding: 20px 24px;
    border-radius: var(--radius-lg);
    text-align: center;
    box-shadow: var(--shadow-lg);
}

.about-exp-number {
    display: block;
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 700;
    line-height: 1;
}

.about-exp-label {
    display: block;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-top: 4px;
}

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

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

.about-text {
    color: rgba(255, 255, 255, 0.75);
    font-size: 1rem;
    line-height: 1.8;
    margin-bottom: 20px;
}

.about-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-top: 32px;
}

.about-feature {
    display: flex;
    align-items: center;
    gap: 10px;
    color: rgba(255, 255, 255, 0.85);
    font-size: 0.9375rem;
    font-weight: 500;
}

.about-feature svg {
    flex-shrink: 0;
}

/* ---------- Industries Section ---------- */
.industries {
    padding: 100px 0;
    background: var(--cream);
}

.industries-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

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

.industry-card-img {
    height: 280px;
    overflow: hidden;
}

.industry-card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.industry-card:hover .industry-card-img img {
    transform: scale(1.08);
}

.industry-card-content {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 32px 28px;
    background: linear-gradient(to top, rgba(15, 29, 51, 0.95) 0%, rgba(15, 29, 51, 0.7) 60%, transparent 100%);
}

.industry-card-content h3 {
    font-family: var(--font-body);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 8px;
}

.industry-card-content p {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.75);
    line-height: 1.6;
}

/* ---------- Why Us Section ---------- */
.why-us {
    padding: 100px 0;
    background: var(--navy);
    position: relative;
    overflow: hidden;
}

.why-us::after {
    content: '';
    position: absolute;
    bottom: -150px;
    left: -150px;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(201, 162, 39, 0.06) 0%, transparent 70%);
    pointer-events: none;
}

.why-us-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: start;
}

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

.why-us-text {
    color: rgba(255, 255, 255, 0.75);
    font-size: 1.0625rem;
    line-height: 1.8;
    margin-bottom: 40px;
}

.why-us-list {
    display: flex;
    flex-direction: column;
    gap: 32px;
}

.why-us-item {
    display: flex;
    gap: 20px;
}

.why-us-item-number {
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 700;
    color: var(--gold);
    line-height: 1;
    flex-shrink: 0;
    width: 48px;
}

.why-us-item-content h4 {
    font-family: var(--font-body);
    font-size: 1.0625rem;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 6px;
}

.why-us-item-content p {
    font-size: 0.9375rem;
    color: rgba(255, 255, 255, 0.65);
    line-height: 1.7;
}

.why-us-visual {
    position: relative;
}

.why-us-stat-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-bottom: 24px;
}

.why-us-stat {
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    padding: 28px 24px;
    text-align: center;
    transition: all var(--transition);
}

.why-us-stat:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-2px);
}

.why-us-stat-number {
    display: block;
    font-family: var(--font-heading);
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--gold);
    line-height: 1.2;
}

.why-us-stat-label {
    display: block;
    font-size: 0.8125rem;
    color: rgba(255, 255, 255, 0.6);
    margin-top: 6px;
    line-height: 1.4;
}

.why-us-quote {
    background: rgba(201, 162, 39, 0.1);
    border: 1px solid rgba(201, 162, 39, 0.25);
    border-radius: var(--radius-lg);
    padding: 28px 32px;
    position: relative;
}

.why-us-quote-icon {
    color: var(--gold);
    opacity: 0.4;
    margin-bottom: 12px;
}

.why-us-quote blockquote {
    font-family: var(--font-heading);
    font-size: 1.125rem;
    font-style: italic;
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.7;
    margin-bottom: 12px;
}

.why-us-quote cite {
    font-style: normal;
    font-size: 0.875rem;
    color: var(--gold);
    font-weight: 600;
}

/* ---------- CTA Section ---------- */
.cta-section {
    position: relative;
    padding: 100px 0;
    overflow: hidden;
}

.cta-bg {
    position: absolute;
    inset: 0;
}

.cta-bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.cta-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        135deg,
        rgba(15, 29, 51, 0.92) 0%,
        rgba(26, 45, 74, 0.88) 100%
    );
}

.cta-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
}

.cta-title {
    font-size: clamp(2rem, 4vw, 3rem);
    color: var(--white);
    margin-bottom: 20px;
}

.cta-text {
    font-size: 1.125rem;
    color: rgba(255, 255, 255, 0.75);
    line-height: 1.7;
    margin-bottom: 40px;
}

.cta-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    justify-content: center;
}

/* ---------- Contact Section ---------- */
.contact {
    padding: 100px 0;
    background: var(--cream);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
}

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

.contact-text {
    color: rgba(255, 255, 255, 0.75);
    font-size: 1rem;
    line-height: 1.7;
    margin-bottom: 36px;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 24px;
    margin-bottom: 32px;
}

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

.contact-detail-icon {
    width: 48px;
    height: 48px;
    background: rgba(201, 162, 39, 0.15);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gold);
    flex-shrink: 0;
}

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

.contact-detail-label {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--gold);
}

.contact-detail-text span,
.contact-detail-text a {
    font-size: 0.9375rem;
    color: rgba(255, 255, 255, 0.85);
    line-height: 1.6;
}

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

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

.contact-form-wrap {
    position: relative;
    top: -20px;
}

.contact-form-card {
    background: var(--white);
    border-radius: var(--radius-xl);
    padding: 40px;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border);
}

.contact-form-title {
    font-size: 1.5rem;
    margin-bottom: 8px;
}

.contact-form-subtitle {
    font-size: 0.9375rem;
    color: var(--text-light);
    margin-bottom: 28px;
}

.form-group {
    margin-bottom: 20px;
}

.form-label {
    display: block;
    font-size: 0.8125rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-medium);
    margin-bottom: 8px;
}

.form-input {
    width: 100%;
    padding: 14px 16px;
    font-family: var(--font-body);
    font-size: 0.9375rem;
    color: var(--text-dark);
    background: var(--cream);
    border: 1.5px solid var(--border);
    border-radius: var(--radius-sm);
    transition: all var(--transition);
    outline: none;
}

.form-input:focus {
    border-color: var(--gold);
    background: var(--white);
    box-shadow: 0 0 0 3px rgba(201, 162, 39, 0.12);
}

.form-input::placeholder {
    color: var(--text-light);
}

.form-select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%236b6b7b' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 16px center;
    padding-right: 40px;
    cursor: pointer;
}

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

.form-success {
    text-align: center;
    padding: 40px 20px;
}

.form-success svg {
    margin: 0 auto 16px;
}

.form-success h4 {
    font-size: 1.25rem;
    color: var(--navy);
    margin-bottom: 8px;
}

.form-success p {
    color: var(--text-medium);
    font-size: 0.9375rem;
}

/* ---------- Footer ---------- */
.footer {
    background: var(--navy-dark);
    padding: 60px 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 40px;
    padding-bottom: 48px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

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

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

.footer-logo-text {
    font-family: var(--font-heading);
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--white);
}

.footer-logo-text span {
    color: var(--gold);
}

.footer-desc {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.55);
    line-height: 1.7;
}

.footer-links h4,
.footer-contact h4 {
    font-family: var(--font-body);
    font-size: 0.8125rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--gold);
    margin-bottom: 20px;
}

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

.footer-links li a,
.footer-contact li {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.6);
    display: flex;
    align-items: flex-start;
    gap: 8px;
    line-height: 1.5;
}

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

.footer-links li a svg,
.footer-contact li svg {
    flex-shrink: 0;
    margin-top: 3px;
}

.footer-bottom {
    padding: 24px 0;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
}

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

.footer-bottom a {
    color: rgba(255, 255, 255, 0.5);
}

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

/* ---------- Scroll Reveal (progressive enhancement) ---------- */
@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(24px);
        transition: opacity 0.6s cubic-bezier(0.4, 0, 0.2, 1), transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    }
    
    .reveal.revealed {
        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; }
}

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .about-grid,
    .why-us-grid,
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .about-image-accent {
        right: 20px;
        bottom: -20px;
        width: 160px;
        height: 160px;
    }
    
    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 32px;
    }
}

@media (max-width: 768px) {
    .nav-toggle {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        top: 72px;
        left: 0;
        right: 0;
        background: var(--white);
        flex-direction: column;
        padding: 24px;
        gap: 4px;
        border-bottom: 1px solid var(--border);
        box-shadow: var(--shadow-md);
        transform: translateY(-120%);
        opacity: 0;
        transition: all var(--transition);
        pointer-events: none;
    }
    
    .nav-menu.open {
        transform: translateY(0);
        opacity: 1;
        pointer-events: all;
    }
    
    .nav-link {
        width: 100%;
        padding: 12px 16px;
    }
    
    .nav-link-cta {
        margin-left: 0;
        text-align: center;
        justify-content: center;
    }
    
    .hero-title {
        font-size: clamp(2rem, 8vw, 3rem);
    }
    
    .hero-trust {
        flex-direction: column;
        align-items: center;
        gap: 12px;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .industries-grid {
        grid-template-columns: 1fr;
    }
    
    .why-us-stat-grid {
        grid-template-columns: 1fr;
    }
    
    .about-image-main img {
        height: 400px;
    }
    
    .about-image-accent {
        width: 120px;
        height: 120px;
        bottom: -10px;
        right: -10px;
    }
    
    .about-features {
        grid-template-columns: 1fr;
    }
    
    .contact-form-card {
        padding: 28px 20px;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .hero-actions {
        flex-direction: column;
        width: 100%;
    }
    
    .hero-actions .btn {
        width: 100%;
        justify-content: center;
    }
    
    .cta-actions {
        flex-direction: column;
    }
    
    .cta-actions .btn {
        width: 100%;
        justify-content: center;
    }
}