/* ============================================
   MASTERCHROME CO. LTD - Corporate Industrial
   Established 1974 | Hard Chrome Plating
   Clean Corporate Industrial Design
   ============================================ */

/* Import Fonts */
@import url('https://fonts.googleapis.com/css2?family=Source+Sans+Pro:wght@400;600;700&display=swap');

/* CSS Variables */
:root {
    /* Brand Colors */
    --color-navy: #0b1f3a;
    --color-navy-light: #132d52;
    --color-slate: #475569;
    --color-slate-light: #64748b;
    --color-silver: #cbd5e1;
    --color-silver-light: #e2e8f0;
    --color-silver-lighter: #f1f5f9;
    
    /* Backgrounds */
    --color-white: #ffffff;
    --color-off-white: #f8fafc;
    
    /* Text */
    --color-text-dark: #0b1f3a;
    --color-text-body: #475569;
    --color-text-light: #64748b;
    
    /* Warning/Notice */
    --color-warning: #b45309;
    --color-warning-bg: #fef3c7;
    --color-warning-border: #fbbf24;
    
    /* Typography */
    --font-serif: 'Times New Roman', Times, Georgia, serif;
    --font-body: 'Source Sans Pro', -apple-system, BlinkMacSystemFont, sans-serif;
    
    /* Spacing */
    --section-padding: 100px 0;
    --container-width: 1200px;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-medium: 0.4s ease;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(11, 31, 58, 0.05);
    --shadow-md: 0 4px 6px rgba(11, 31, 58, 0.07);
    --shadow-lg: 0 10px 25px rgba(11, 31, 58, 0.1);
    --shadow-xl: 0 20px 40px rgba(11, 31, 58, 0.12);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    font-size: 17px;
    line-height: 1.7;
    color: var(--color-text-body);
    background-color: var(--color-white);
    overflow-x: hidden;
}

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

a:hover {
    color: var(--color-slate);
}

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

/* Container */
.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 30px;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-body);
    font-weight: 700;
    line-height: 1.2;
    color: var(--color-navy);
}

h1 {
    font-family: var(--font-serif);
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: 400;
    letter-spacing: -0.5px;
}

h2 {
    font-size: clamp(1.8rem, 4vw, 2.5rem);
    margin-bottom: 25px;
}

h3 {
    font-size: 1.5rem;
    margin-bottom: 15px;
}

h4 {
    font-size: 1.15rem;
    margin-bottom: 12px;
}

p {
    margin-bottom: 1.2em;
}

/* ============================================
   HEADER & NAVIGATION
   ============================================ */

.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: var(--color-white);
    border-bottom: 1px solid var(--color-silver);
    transition: all var(--transition-medium);
}

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

.header-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 30px;
    max-width: 1400px;
    margin: 0 auto;
}

.logo {
    display: flex;
    align-items: center;
    gap: 15px;
}

.logo img {
    height: 55px;
    width: auto;
}

.logo-text {
    font-family: var(--font-serif);
    font-size: 1.4rem;
    font-weight: 400;
    color: var(--color-navy);
    letter-spacing: 0.5px;
    line-height: 1.2;
}

.logo-text span {
    display: block;
    font-family: var(--font-body);
    font-size: 0.7rem;
    font-weight: 600;
    color: var(--color-slate);
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-top: 3px;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 40px;
}

.nav-menu a {
    font-family: var(--font-body);
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--color-slate);
    text-transform: uppercase;
    letter-spacing: 1px;
    position: relative;
    padding: 5px 0;
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-navy);
    transition: width var(--transition-fast);
}

.nav-menu a:hover,
.nav-menu a.active {
    color: var(--color-navy);
}

.nav-menu a:hover::after,
.nav-menu a.active::after {
    width: 100%;
}

.header-cta {
    display: flex;
    align-items: center;
    gap: 25px;
}

.header-phone {
    font-family: var(--font-body);
    font-size: 1rem;
    font-weight: 700;
    color: var(--color-navy);
    letter-spacing: 0.5px;
}

.header-phone i {
    color: var(--color-slate);
    margin-right: 8px;
}

/* Mobile Menu Toggle */
.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 10px;
}

.menu-toggle span {
    width: 26px;
    height: 2px;
    background: var(--color-navy);
    transition: var(--transition-fast);
}

/* ============================================
   BUTTONS
   ============================================ */

.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-body);
    font-size: 0.9rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    padding: 14px 32px;
    border: none;
    cursor: pointer;
    transition: all var(--transition-fast);
    position: relative;
}

.btn-primary {
    background: var(--color-navy);
    color: var(--color-white);
}

.btn-primary:hover {
    background: var(--color-navy-light);
    color: var(--color-white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

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

.btn-secondary:hover {
    background: var(--color-navy);
    color: var(--color-white);
}

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

.btn-white:hover {
    background: transparent;
    color: var(--color-white);
}

.btn-large {
    padding: 18px 45px;
    font-size: 0.95rem;
}

/* ============================================
   HERO SECTION
   ============================================ */

.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: var(--color-white);
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        linear-gradient(135deg, var(--color-off-white) 0%, var(--color-white) 50%, var(--color-silver-lighter) 100%),
        url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grid" width="20" height="20" patternUnits="userSpaceOnUse"><path d="M 20 0 L 0 0 0 20" fill="none" stroke="rgba(11,31,58,0.03)" stroke-width="0.5"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
    background-size: cover, 40px 40px;
}

.hero-image {
    position: absolute;
    top: 0;
    right: 0;
    width: 50%;
    height: 100%;
    background-size: cover;
    background-position: center;
    opacity: 0.12;
}

.hero-image::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, var(--color-white) 0%, transparent 30%);
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 700px;
    padding-top: 100px;
}

.hero-badge {
    display: inline-block;
    font-family: var(--font-body);
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--color-slate);
    text-transform: uppercase;
    letter-spacing: 3px;
    margin-bottom: 25px;
    padding: 10px 20px;
    border: 1px solid var(--color-silver);
    background: var(--color-white);
}

.hero h1 {
    margin-bottom: 25px;
    color: var(--color-navy);
}

.hero-subtitle {
    font-family: var(--font-body);
    font-size: 1.25rem;
    font-weight: 400;
    color: var(--color-slate);
    margin-bottom: 40px;
    max-width: 580px;
    line-height: 1.8;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

.hero-stats {
    display: flex;
    gap: 60px;
    margin-top: 80px;
    padding-top: 40px;
    border-top: 1px solid var(--color-silver);
}

.stat-item {
    text-align: left;
}

.stat-number {
    font-family: var(--font-serif);
    font-size: 3rem;
    font-weight: 400;
    color: var(--color-navy);
    line-height: 1;
}

.stat-label {
    font-family: var(--font-body);
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--color-slate-light);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    margin-top: 8px;
}

/* ============================================
   NOTICE BOX (for contact page)
   ============================================ */

.notice-box {
    background: var(--color-warning-bg);
    border: 1px solid var(--color-warning-border);
    border-left: 4px solid var(--color-warning);
    padding: 25px 30px;
    margin: 0 0 40px 0;
    display: flex;
    align-items: flex-start;
    gap: 20px;
}

.notice-box i {
    font-size: 1.8rem;
    color: var(--color-warning);
    flex-shrink: 0;
}

.notice-box-content h4 {
    color: var(--color-warning);
    margin-bottom: 8px;
}

.notice-box-content p {
    margin: 0;
    color: var(--color-text-dark);
    font-size: 0.95rem;
}

/* ============================================
   SECTIONS
   ============================================ */

section {
    padding: var(--section-padding);
    position: relative;
}

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

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

.section-navy {
    background: var(--color-navy);
}

.section-navy h2,
.section-navy h3,
.section-navy h4,
.section-navy p,
.section-navy .section-label {
    color: var(--color-white);
}

.section-navy p {
    color: var(--color-silver);
}

.section-navy .section-label {
    color: var(--color-silver);
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 60px;
}

.section-label {
    font-family: var(--font-body);
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--color-slate);
    text-transform: uppercase;
    letter-spacing: 3px;
    margin-bottom: 15px;
    display: block;
}

.section-header p {
    font-size: 1.1rem;
    color: var(--color-text-light);
}

/* ============================================
   SERVICES GRID
   ============================================ */

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.service-card {
    background: var(--color-white);
    border: 1px solid var(--color-silver);
    padding: 40px;
    position: relative;
    transition: all var(--transition-medium);
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 0;
    height: 3px;
    background: var(--color-navy);
    transition: width var(--transition-medium);
}

.service-card:hover {
    border-color: var(--color-slate);
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.service-card:hover::before {
    width: 100%;
}

.service-icon {
    width: 60px;
    height: 60px;
    background: var(--color-navy);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 25px;
}

.service-icon i {
    font-size: 1.4rem;
    color: var(--color-white);
}

.service-card h3 {
    font-size: 1.25rem;
    margin-bottom: 12px;
}

.service-card p {
    color: var(--color-text-light);
    margin-bottom: 20px;
    font-size: 0.95rem;
}

.service-link {
    font-family: var(--font-body);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    font-size: 0.85rem;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--color-navy);
}

.service-link i {
    transition: transform var(--transition-fast);
}

.service-link:hover i {
    transform: translateX(5px);
}

/* ============================================
   INDUSTRIES SECTION
   ============================================ */

.industries-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: 20px;
}

.industry-item {
    background: var(--color-white);
    border: 1px solid var(--color-silver);
    padding: 30px 20px;
    text-align: center;
    transition: all var(--transition-fast);
}

.industry-item:hover {
    border-color: var(--color-navy);
    box-shadow: var(--shadow-md);
}

.industry-item i {
    font-size: 2rem;
    color: var(--color-navy);
    margin-bottom: 15px;
    display: block;
}

.industry-item span {
    font-family: var(--font-body);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 0.8rem;
    color: var(--color-slate);
}

/* Navy background version */
.section-navy .industry-item {
    background: rgba(255,255,255,0.05);
    border-color: rgba(255,255,255,0.1);
}

.section-navy .industry-item:hover {
    background: rgba(255,255,255,0.1);
    border-color: rgba(255,255,255,0.2);
}

.section-navy .industry-item i {
    color: var(--color-silver);
}

.section-navy .industry-item span {
    color: var(--color-silver);
}

/* ============================================
   STANDARDS SECTION
   ============================================ */

.standards-list {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 20px;
}

.standard-badge {
    background: var(--color-white);
    border: 1px solid var(--color-silver);
    padding: 15px 30px;
    font-family: var(--font-body);
    font-weight: 700;
    font-size: 0.95rem;
    color: var(--color-navy);
    letter-spacing: 1px;
}

.section-navy .standard-badge {
    background: rgba(255,255,255,0.1);
    border-color: rgba(255,255,255,0.2);
    color: var(--color-white);
}

/* ============================================
   VALUES SECTION
   ============================================ */

.values-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
}

.value-item {
    text-align: center;
    padding: 40px 30px;
    border: 1px solid var(--color-silver);
    background: var(--color-white);
}

.value-icon {
    width: 80px;
    height: 80px;
    background: var(--color-navy);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 25px;
}

.value-icon i {
    font-size: 1.8rem;
    color: var(--color-white);
}

.value-item h4 {
    margin-bottom: 15px;
}

.value-item p {
    color: var(--color-text-light);
    margin: 0;
    font-size: 0.95rem;
}

/* ============================================
   IMAGE BOX
   ============================================ */

.image-box {
    width: 100%;
    height: 100%;
    min-height: 350px;
    background-size: cover;
    background-position: center;
    border: 1px solid var(--color-silver);
}

/* ============================================
   CTA SECTION
   ============================================ */

.cta-section {
    background: var(--color-navy);
    text-align: center;
    padding: 80px 0;
}

.cta-section h2 {
    color: var(--color-white);
    margin-bottom: 15px;
}

.cta-section p {
    font-size: 1.15rem;
    color: var(--color-silver);
    margin-bottom: 30px;
}

/* ============================================
   ABOUT PAGE
   ============================================ */

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

.about-content h2 {
    margin-bottom: 20px;
}

.about-image {
    position: relative;
}

/* ============================================
   SERVICES PAGE
   ============================================ */

.service-detail {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    padding: 60px 0;
    border-bottom: 1px solid var(--color-silver);
}

.service-detail:nth-child(even) {
    direction: rtl;
}

.service-detail:nth-child(even) > * {
    direction: ltr;
}

.service-detail:last-child {
    border-bottom: none;
}

.service-detail-content h3 {
    font-size: 1.8rem;
    margin-bottom: 20px;
}

.service-detail-content ul {
    list-style: none;
    margin-top: 20px;
}

.service-detail-content li {
    padding: 8px 0;
    padding-left: 25px;
    position: relative;
    color: var(--color-text-light);
}

.service-detail-content li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--color-navy);
}

/* ============================================
   CUSTOMERS SECTION
   ============================================ */

.customers-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: 40px;
}

.customer-logo {
    padding: 20px 35px;
    background: var(--color-white);
    border: 1px solid var(--color-silver);
    font-family: var(--font-body);
    font-weight: 700;
    font-size: 0.9rem;
    color: var(--color-slate);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.customer-logo-img {
    padding: 20px 30px;
    background: var(--color-white);
    border: 1px solid var(--color-silver);
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100px;
    transition: all var(--transition-fast);
}

.customer-logo-img:hover {
    box-shadow: var(--shadow-md);
    border-color: var(--color-slate);
}

.customer-logo-img img {
    max-height: 60px;
    max-width: 180px;
    width: auto;
    height: auto;
    object-fit: contain;
}

/* ============================================
   CONTACT PAGE
   ============================================ */

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.3fr;
    gap: 80px;
}

.contact-info h3 {
    margin-bottom: 25px;
}

.contact-item {
    display: flex;
    gap: 20px;
    margin-bottom: 30px;
}

.contact-item-icon {
    width: 50px;
    height: 50px;
    background: var(--color-navy);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contact-item-icon i {
    font-size: 1.2rem;
    color: var(--color-white);
}

.contact-item-content h4 {
    font-size: 1rem;
    margin-bottom: 5px;
}

.contact-item-content p {
    color: var(--color-text-light);
    margin: 0;
    line-height: 1.6;
}

.contact-item-content a {
    color: var(--color-text-body);
}

.contact-item-content a:hover {
    color: var(--color-navy);
}

.contact-form {
    background: var(--color-off-white);
    border: 1px solid var(--color-silver);
    padding: 50px;
}

.contact-form h3 {
    margin-bottom: 25px;
}

.form-group {
    margin-bottom: 25px;
}

.form-group label {
    display: block;
    font-family: var(--font-body);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 0.85rem;
    color: var(--color-slate);
    margin-bottom: 10px;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 15px 20px;
    background: var(--color-white);
    border: 1px solid var(--color-silver);
    color: var(--color-text-dark);
    font-family: var(--font-body);
    font-size: 1rem;
    transition: border-color var(--transition-fast);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--color-navy);
}

.form-group textarea {
    min-height: 150px;
    resize: vertical;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

/* Map container */
.map-container {
    height: 400px;
    border: 1px solid var(--color-silver);
    overflow: hidden;
}

.map-container iframe {
    width: 100%;
    height: 100%;
    border: 0;
}

/* ============================================
   PAGE HEADER (for inner pages)
   ============================================ */

.page-header {
    background: var(--color-navy);
    padding: 160px 0 80px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.page-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grid" width="20" height="20" patternUnits="userSpaceOnUse"><path d="M 20 0 L 0 0 0 20" fill="none" stroke="rgba(255,255,255,0.03)" stroke-width="0.5"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
    background-size: 40px 40px;
}

.page-header-content {
    position: relative;
    z-index: 2;
}

.page-header h1 {
    font-size: clamp(2.2rem, 5vw, 3.5rem);
    margin-bottom: 15px;
    color: var(--color-white);
}

.page-header p {
    font-size: 1.15rem;
    color: var(--color-silver);
    max-width: 600px;
    margin: 0 auto;
}

.breadcrumb {
    margin-top: 25px;
}

.breadcrumb a,
.breadcrumb span {
    font-family: var(--font-body);
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--color-slate-light);
}

.breadcrumb a:hover {
    color: var(--color-white);
}

.breadcrumb span.separator {
    margin: 0 10px;
    color: var(--color-slate);
}

/* ============================================
   FOOTER
   ============================================ */

.footer {
    background: var(--color-navy);
    padding: 80px 0 30px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.2fr;
    gap: 60px;
    margin-bottom: 40px;
}

.footer-brand .logo {
    margin-bottom: 20px;
}

.footer-brand .logo img {
    filter: brightness(0) invert(1);
    height: 50px;
}

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

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

.footer-brand > p {
    color: var(--color-slate-light);
    font-size: 0.95rem;
    max-width: 300px;
    margin-top: 15px;
}

.footer h4 {
    font-size: 1rem;
    margin-bottom: 25px;
    color: var(--color-white);
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 12px;
}

.footer-links a {
    color: var(--color-slate-light);
    font-size: 0.95rem;
    transition: color var(--transition-fast);
}

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

.footer-contact p {
    color: var(--color-slate-light);
    font-size: 0.95rem;
    margin-bottom: 12px;
}

.footer-contact a {
    color: var(--color-slate-light);
}

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

.footer-social {
    display: flex;
    gap: 12px;
    margin-top: 20px;
}

.footer-social a {
    width: 40px;
    height: 40px;
    background: rgba(255,255,255,0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-silver);
    transition: all var(--transition-fast);
}

.footer-social a:hover {
    background: var(--color-white);
    color: var(--color-navy);
}

/* Footer Disclaimer */
.footer-disclaimer {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding: 30px 0;
    margin-bottom: 0;
}

.footer-disclaimer p {
    color: var(--color-slate-light);
    font-size: 0.9rem;
    text-align: center;
    margin: 0;
    line-height: 1.7;
}

.footer-disclaimer strong {
    color: var(--color-silver);
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
}

.footer-bottom p {
    color: var(--color-slate-light);
    font-size: 0.85rem;
    margin: 0;
}

/* ============================================
   RESPONSIVE
   ============================================ */

@media (max-width: 1024px) {
    .values-grid {
        grid-template-columns: 1fr;
    }
    
    .about-intro,
    .service-detail,
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .service-detail:nth-child(even) {
        direction: ltr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .header-inner {
        padding: 10px 15px;
    }
    
    .header-cta .btn {
        display: none;
    }
    
    .logo img {
        height: 40px;
    }
    
    .logo-text {
        font-size: 1.1rem;
    }
    
    .logo-text span {
        font-size: 0.6rem;
        letter-spacing: 1px;
    }
    
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 400px;
        height: 100vh;
        background: var(--color-white);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: 30px;
        transition: right var(--transition-medium);
        border-left: 1px solid var(--color-silver);
        box-shadow: var(--shadow-xl);
    }
    
    .nav-menu.active {
        right: 0;
    }
    
    .menu-toggle {
        display: flex;
    }
    
    .header-phone {
        display: none;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: 30px;
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
        justify-content: center;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .industries-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .values-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .contact-form {
        padding: 30px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 20px;
    }
    
    section {
        padding: 60px 0;
    }
    
    .industries-grid {
        grid-template-columns: 1fr;
    }
    
    .standards-list {
        flex-direction: column;
        align-items: stretch;
    }
    
    .standard-badge {
        text-align: center;
    }
    
    .hero-content {
        padding-top: 80px;
    }
}

/* ============================================
   ANIMATIONS
   ============================================ */

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

.animate-fade-in-up {
    animation: fadeInUp 0.8s ease forwards;
}

.animate-fade-in {
    animation: fadeIn 0.8s ease forwards;
}

.delay-1 { animation-delay: 0.1s; }
.delay-2 { animation-delay: 0.2s; }
.delay-3 { animation-delay: 0.3s; }
.delay-4 { animation-delay: 0.4s; }
.delay-5 { animation-delay: 0.5s; }