/*
Theme Name: KEYLUZ Trading
Theme URI: https://www.keyluz.com
Author: KEYLUZ Digital Team
Author URI: https://www.keyluz.com
Description: Professional B2B trading and sourcing services theme for HK KEYLUZ Trading Co., Ltd. Features include custom service CPT, inquiry form, WhatsApp integration, SEO optimization, and fully responsive design optimized for international buyers.
Version: 1.0.0
Requires at least: 5.8
Tested up to: 6.5
Requires PHP: 7.4
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: keyluz
Tags: business, b2b, trading, sourcing, inspection, responsive, seo
*/

/* ============================================
   CSS VARIABLES - Easy customization
   Change these values to update the entire site
   ============================================ */
:root {
    --primary: #1a2744;
    --primary-light: #2d4a7a;
    --primary-dark: #0f1a2e;
    --accent: #c0392b;
    --accent-hover: #e74c3c;
    --accent-light: #f9ebea;
    --white: #ffffff;
    --light: #f8f9fa;
    --light-alt: #eef1f5;
    --gray: #6c757d;
    --gray-light: #dee2e6;
    --dark: #212529;
    --text: #333333;
    --text-light: #555555;
    --shadow: 0 2px 15px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 10px 40px rgba(0, 0, 0, 0.12);
    --shadow-hover: 0 8px 25px rgba(0, 0, 0, 0.15);
    --radius: 6px;
    --radius-lg: 12px;
    --transition: all 0.3s ease;
    --font-heading: 'Montserrat', Arial, sans-serif;
    --font-body: 'Open Sans', Arial, sans-serif;
    --container-width: 1200px;
    --header-height: 80px;
}

/* ============================================
   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);
    background-color: var(--white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

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

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

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

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.3;
    color: var(--primary);
    margin-bottom: 0.5em;
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }

p { margin-bottom: 1em; }

.container {
    width: 100%;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 20px;
}

.section {
    padding: 80px 0;
}

.section-sm {
    padding: 50px 0;
}

.section-title {
    text-align: center;
    margin-bottom: 50px;
}

.section-title h2 {
    font-size: 2.2rem;
    margin-bottom: 15px;
    position: relative;
    display: inline-block;
}

.section-title h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: var(--accent);
    border-radius: 2px;
}

.section-title p {
    color: var(--gray);
    font-size: 1.1rem;
    max-width: 600px;
    margin: 20px auto 0;
}

.btn {
    display: inline-block;
    padding: 14px 32px;
    font-family: var(--font-heading);
    font-size: 0.95rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border: none;
    border-radius: var(--radius);
    cursor: pointer;
    transition: var(--transition);
    text-align: center;
    line-height: 1.4;
}

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

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

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

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

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

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

/* ============================================
   HEADER & NAVIGATION
   ============================================ */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.98);
    box-shadow: 0 1px 10px rgba(0, 0, 0, 0.06);
    height: var(--header-height);
    transition: var(--transition);
}

.site-header.scrolled {
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: var(--header-height);
}

.site-branding {
    display: flex;
    align-items: center;
    gap: 12px;
}

.site-logo-text {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--primary);
    letter-spacing: 1px;
    text-decoration: none;
}

.site-logo-text span {
    color: var(--accent);
}

.site-tagline {
    font-size: 0.7rem;
    color: var(--gray);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    display: block;
    margin-top: -2px;
}

.main-navigation ul {
    display: flex;
    list-style: none;
    gap: 5px;
    align-items: center;
}

.main-navigation a {
    display: block;
    padding: 8px 16px;
    color: var(--text);
    font-family: var(--font-heading);
    font-size: 0.9rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.3px;
    position: relative;
}

.main-navigation a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background: var(--accent);
    transition: width 0.3s ease;
}

.main-navigation a:hover::after,
.main-navigation .current-menu-item > a::after {
    width: 70%;
}

.main-navigation a:hover {
    color: var(--accent);
}

.nav-cta {
    margin-left: 10px;
}

.nav-cta .btn {
    padding: 10px 24px;
    font-size: 0.85rem;
}

/* Mobile Menu Toggle */
.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
    z-index: 1001;
}

.menu-toggle span {
    display: block;
    width: 26px;
    height: 2px;
    background: var(--primary);
    transition: var(--transition);
    border-radius: 1px;
}

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

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

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

/* ============================================
   HERO SECTION
   ============================================ */
.hero-section {
    position: relative;
    min-height: 600px;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 50%, var(--primary-light) 100%);
    padding-top: var(--header-height);
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1440 320"><path fill="rgba(255,255,255,0.03)" d="M0,96L48,112C96,128,192,160,288,186.7C384,213,480,235,576,213.3C672,192,768,128,864,128C960,128,1056,192,1152,208C1248,224,1344,192,1392,176L1440,160L1440,320L1392,320C1344,320,1248,320,1152,320C1056,320,960,320,864,320C768,320,672,320,576,320C480,320,384,320,288,320C192,320,96,320,48,320L0,320Z"/></svg>') no-repeat bottom center;
    background-size: cover;
}

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

.hero-badge {
    display: inline-block;
    padding: 6px 16px;
    background: rgba(192, 57, 43, 0.15);
    color: #ff6b5e;
    font-family: var(--font-heading);
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    border-radius: 20px;
    border: 1px solid rgba(192, 57, 43, 0.3);
    margin-bottom: 20px;
}

.hero-section h1 {
    font-size: 3rem;
    color: var(--white);
    margin-bottom: 20px;
    line-height: 1.15;
}

.hero-section h1 strong {
    color: #ff6b5e;
}

.hero-section p {
    font-size: 1.15rem;
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: 35px;
    line-height: 1.8;
}

.hero-buttons {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}

.hero-stats {
    display: flex;
    gap: 40px;
    margin-top: 50px;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.15);
}

.hero-stat {
    text-align: center;
}

.hero-stat .stat-number {
    display: block;
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--white);
    line-height: 1;
}

.hero-stat .stat-number span {
    color: #ff6b5e;
}

.hero-stat .stat-label {
    display: block;
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.6);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-top: 5px;
}

/* ============================================
   SERVICES SECTION
   ============================================ */
.services-section {
    background: var(--light);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.service-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 40px 30px;
    text-align: center;
    box-shadow: var(--shadow);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--accent);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

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

.service-icon {
    width: 70px;
    height: 70px;
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--accent-light);
    border-radius: 50%;
    transition: var(--transition);
}

.service-icon svg {
    width: 32px;
    height: 32px;
    fill: var(--accent);
}

.service-card:hover .service-icon {
    background: var(--accent);
}

.service-card:hover .service-icon svg {
    fill: var(--white);
}

.service-card h3 {
    font-size: 1.2rem;
    margin-bottom: 12px;
}

.service-card p {
    color: var(--text-light);
    font-size: 0.95rem;
    line-height: 1.6;
    margin-bottom: 0;
}

/* Services Grid 4 Columns */
.services-grid-4 {
    grid-template-columns: repeat(4, 1fr);
}

.services-more {
    text-align: center;
    margin-top: 40px;
}

/* ============================================
   ABOUT PREVIEW SECTION (Front Page)
   ============================================ */
.about-preview-section {
    background: var(--white);
}

.about-preview-grid {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-preview-content .section-title {
    text-align: left;
    margin-bottom: 25px;
}

.about-preview-content .section-title h2::after {
    left: 0;
    transform: none;
}

.about-lead {
    font-size: 1.15rem;
    font-weight: 500;
    color: var(--primary);
    line-height: 1.7;
    margin-bottom: 15px;
}

.about-preview-content .btn {
    margin-top: 25px;
}

.about-preview-highlights {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 25px;
}

.about-highlight-item {
    display: flex;
    gap: 15px;
    align-items: flex-start;
    padding: 20px;
    background: var(--light);
    border-radius: var(--radius-lg);
    transition: var(--transition);
}

.about-highlight-item:hover {
    box-shadow: var(--shadow);
}

.about-highlight-icon {
    flex-shrink: 0;
    width: 45px;
    height: 45px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--accent-light);
    border-radius: 50%;
}

.about-highlight-icon svg {
    width: 22px;
    height: 22px;
    fill: var(--accent);
}

.about-highlight-item h4 {
    font-size: 1rem;
    margin-bottom: 4px;
}

.about-highlight-item p {
    font-size: 0.85rem;
    color: var(--text-light);
    margin-bottom: 0;
    line-height: 1.5;
}

/* ============================================
   INDUSTRIES GRID 2 COLUMNS
   ============================================ */
.industries-grid-2 {
    grid-template-columns: repeat(2, 1fr);
    max-width: 900px;
    margin: 0 auto;
}

.industry-card {
    display: block;
}

.industry-card-link {
    display: inline-block;
    margin-top: 15px;
    color: #ff6b5e;
    font-family: var(--font-heading);
    font-size: 0.9rem;
    font-weight: 600;
    transition: var(--transition);
}

.industry-card:hover .industry-card-link {
    color: var(--white);
}

/* ============================================
   TESTIMONIALS SECTION
   ============================================ */
.testimonials-section {
    background: var(--white);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.testimonial-card {
    background: var(--light);
    border-radius: var(--radius-lg);
    padding: 35px 30px;
    position: relative;
    transition: var(--transition);
}

.testimonial-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-5px);
}

.testimonial-stars {
    margin-bottom: 15px;
}

.testimonial-stars span {
    color: #f39c12;
    font-size: 1.1rem;
}

.testimonial-card blockquote {
    font-size: 0.95rem;
    line-height: 1.7;
    color: var(--text-light);
    font-style: italic;
    margin-bottom: 20px;
    position: relative;
}

.testimonial-card blockquote::before {
    content: '\201C';
    font-size: 3rem;
    color: var(--accent);
    opacity: 0.3;
    position: absolute;
    top: -15px;
    left: -5px;
    font-family: Georgia, serif;
}

.testimonial-author strong {
    display: block;
    font-family: var(--font-heading);
    font-size: 0.95rem;
    color: var(--primary);
    margin-bottom: 2px;
}

.testimonial-author span {
    font-size: 0.85rem;
    color: var(--gray);
}

.testimonials-more {
    text-align: center;
    margin-top: 40px;
}

/* Testimonials Page Full Grid */
.testimonials-full-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

/* ============================================
   ABOUT PAGE STYLES
   ============================================ */
.about-section {
    background: var(--white);
}

.about-page-content {
    max-width: 800px;
    margin: 0 auto 40px;
}

.about-story {
    max-width: 800px;
    margin: 0 auto;
}

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

.about-story p {
    color: var(--text-light);
    font-size: 1.05rem;
    line-height: 1.8;
}

.about-values-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.about-value-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 35px 25px;
    text-align: center;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.about-value-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.about-value-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--accent-light);
    border-radius: 50%;
}

.about-value-icon svg {
    width: 28px;
    height: 28px;
    fill: var(--accent);
}

.about-value-card h3 {
    font-size: 1.1rem;
    margin-bottom: 10px;
}

.about-value-card p {
    color: var(--text-light);
    font-size: 0.9rem;
    margin-bottom: 0;
}

.about-stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    text-align: center;
}

.about-stat-item {
    padding: 30px 20px;
}

.about-stat-number {
    display: block;
    font-family: var(--font-heading);
    font-size: 3rem;
    font-weight: 800;
    color: var(--accent);
    line-height: 1;
    margin-bottom: 10px;
}

.about-stat-number span {
    color: var(--primary);
}

.about-stat-label {
    font-family: var(--font-heading);
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--gray);
}

/* ============================================
   INDUSTRY SUB-PAGE STYLES
   ============================================ */
.industry-sub-section {
    background: var(--white);
}

.industry-sub-intro {
    display: flex;
    gap: 30px;
    align-items: flex-start;
    max-width: 900px;
    margin: 0 auto;
}

.industry-sub-icon {
    flex-shrink: 0;
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--accent-light);
    border-radius: 50%;
}

.industry-sub-icon svg {
    width: 40px;
    height: 40px;
    fill: var(--accent);
}

.industry-sub-intro-text h2 {
    margin-bottom: 15px;
}

.industry-sub-intro-text p {
    color: var(--text-light);
    font-size: 1.05rem;
    line-height: 1.8;
}

.industry-detail-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
}

.industry-detail-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 40px 35px;
    box-shadow: var(--shadow);
}

.industry-detail-icon {
    width: 70px;
    height: 70px;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--accent-light);
    border-radius: 50%;
}

.industry-detail-icon svg {
    width: 36px;
    height: 36px;
    fill: var(--accent);
}

.industry-detail-card h2 {
    font-size: 1.5rem;
    margin-bottom: 15px;
}

.industry-detail-card > p {
    color: var(--text-light);
    margin-bottom: 20px;
}

.industry-detail-list {
    list-style: none;
    margin: 0 0 25px;
    padding: 0;
}

.industry-detail-list li {
    padding: 8px 0 8px 25px;
    position: relative;
    color: var(--text-light);
    font-size: 0.95rem;
    border-bottom: 1px solid var(--gray-light);
}

.industry-detail-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    width: 8px;
    height: 8px;
    background: var(--accent);
    border-radius: 50%;
    transform: translateY(-50%);
}

.industry-detail-list li:last-child {
    border-bottom: none;
}

.industry-products-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 25px;
}

.industry-product-card {
    background: var(--white);
    border-radius: var(--radius);
    padding: 25px 20px;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.industry-product-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-hover);
}

.industry-product-card h4 {
    font-size: 1rem;
    margin-bottom: 8px;
    color: var(--primary);
}

.industry-product-card p {
    color: var(--text-light);
    font-size: 0.85rem;
    margin-bottom: 0;
    line-height: 1.6;
}

.industry-cert-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    max-width: 800px;
    margin: 0 auto;
}

.industry-cert-item {
    text-align: center;
    padding: 20px;
    background: var(--light);
    border-radius: var(--radius);
}

.industry-cert-item strong {
    display: block;
    font-family: var(--font-heading);
    font-size: 1.1rem;
    color: var(--primary);
    margin-bottom: 5px;
}

.industry-cert-item span {
    font-size: 0.85rem;
    color: var(--gray);
}

.industry-help-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.industry-help-item {
    text-align: center;
}

.industry-help-num {
    width: 50px;
    height: 50px;
    margin: 0 auto 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--accent);
    color: var(--white);
    border-radius: 50%;
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 1.1rem;
}

.industry-help-item h4 {
    font-size: 1rem;
    margin-bottom: 8px;
}

.industry-help-item p {
    color: var(--text-light);
    font-size: 0.9rem;
    margin-bottom: 0;
}

/* ============================================
   WHY CHOOSE US
   ============================================ */
.why-section {
    background: var(--white);
}

.why-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
    align-items: center;
}

.why-image {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    padding: 50px 40px;
    min-height: 400px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.why-image h3 {
    color: var(--white);
    font-size: 1.8rem;
    margin-bottom: 15px;
}

.why-image p {
    color: rgba(255, 255, 255, 0.8);
    font-size: 1.05rem;
}

.why-features {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.why-feature {
    display: flex;
    gap: 20px;
    align-items: flex-start;
}

.why-feature-icon {
    flex-shrink: 0;
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--accent-light);
    border-radius: 50%;
}

.why-feature-icon svg {
    width: 24px;
    height: 24px;
    fill: var(--accent);
}

.why-feature h4 {
    font-size: 1.1rem;
    margin-bottom: 5px;
}

.why-feature p {
    color: var(--text-light);
    font-size: 0.95rem;
    margin-bottom: 0;
}

/* ============================================
   INDUSTRIES SECTION
   ============================================ */
.industries-section {
    background: var(--primary);
    color: var(--white);
}

.industries-section .section-title h2 {
    color: var(--white);
}

.industries-section .section-title p {
    color: rgba(255, 255, 255, 0.7);
}

.industries-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.industry-card {
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    padding: 35px 25px;
    text-align: center;
    transition: var(--transition);
}

.industry-card:hover {
    background: rgba(255, 255, 255, 0.12);
    transform: translateY(-5px);
}

.industry-card-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 15px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.industry-card-icon svg {
    width: 40px;
    height: 40px;
    fill: #ff6b5e;
}

.industry-card h3 {
    color: var(--white);
    font-size: 1.15rem;
    margin-bottom: 10px;
}

.industry-card p {
    color: rgba(255, 255, 255, 0.65);
    font-size: 0.9rem;
    margin-bottom: 0;
}

/* ============================================
   PROCESS SECTION
   ============================================ */
.process-section {
    background: var(--light);
}

.process-steps {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    position: relative;
}

.process-steps::before {
    content: '';
    position: absolute;
    top: 40px;
    left: 12.5%;
    right: 12.5%;
    height: 2px;
    background: var(--gray-light);
}

.process-step {
    text-align: center;
    position: relative;
}

.process-step-number {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--white);
    border: 3px solid var(--accent);
    border-radius: 50%;
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--accent);
    position: relative;
    z-index: 2;
    transition: var(--transition);
}

.process-step:hover .process-step-number {
    background: var(--accent);
    color: var(--white);
}

.process-step h4 {
    font-size: 1.05rem;
    margin-bottom: 8px;
}

.process-step p {
    color: var(--text-light);
    font-size: 0.9rem;
    margin-bottom: 0;
}

/* ============================================
   CTA SECTION
   ============================================ */
.cta-section {
    background: linear-gradient(135deg, var(--primary-dark), var(--primary));
    text-align: center;
    padding: 80px 0;
}

.cta-section h2 {
    color: var(--white);
    font-size: 2.2rem;
    margin-bottom: 15px;
}

.cta-section p {
    color: rgba(255, 255, 255, 0.8);
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto 30px;
}

.cta-buttons {
    display: flex;
    gap: 15px;
    justify-content: center;
    flex-wrap: wrap;
}

/* ============================================
   INQUIRY FORM
   ============================================ */
.inquiry-section {
    background: var(--white);
}

.inquiry-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: start;
}

.inquiry-info h2 {
    margin-bottom: 20px;
}

.inquiry-info p {
    color: var(--text-light);
    margin-bottom: 30px;
}

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

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

.contact-item-icon {
    width: 45px;
    height: 45px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--accent-light);
    border-radius: 50%;
    flex-shrink: 0;
}

.contact-item-icon svg {
    width: 20px;
    height: 20px;
    fill: var(--accent);
}

.contact-item-text strong {
    display: block;
    font-family: var(--font-heading);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--gray);
    margin-bottom: 2px;
}

.contact-item-text span {
    color: var(--text);
    font-size: 0.95rem;
}

.inquiry-form-wrapper {
    background: var(--light);
    padding: 40px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
}

.inquiry-form-wrapper h3 {
    text-align: center;
    margin-bottom: 25px;
    font-size: 1.4rem;
}

.inquiry-form .form-group {
    margin-bottom: 18px;
}

.inquiry-form label {
    display: block;
    font-family: var(--font-heading);
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 6px;
    text-transform: uppercase;
    letter-spacing: 0.3px;
}

.inquiry-form input[type="text"],
.inquiry-form input[type="email"],
.inquiry-form input[type="tel"],
.inquiry-form select,
.inquiry-form textarea {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--gray-light);
    border-radius: var(--radius);
    font-family: var(--font-body);
    font-size: 0.95rem;
    color: var(--text);
    background: var(--white);
    transition: var(--transition);
}

.inquiry-form input:focus,
.inquiry-form select:focus,
.inquiry-form textarea:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(192, 57, 43, 0.1);
}

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

.inquiry-form .btn {
    width: 100%;
    padding: 16px;
    font-size: 1rem;
}

.form-success {
    display: none;
    text-align: center;
    padding: 30px;
}

.form-success svg {
    width: 60px;
    height: 60px;
    fill: #27ae60;
    margin-bottom: 15px;
}

.form-success h4 {
    color: #27ae60;
    margin-bottom: 10px;
}

/* ============================================
   FOOTER
   ============================================ */
.site-footer {
    background: var(--primary-dark);
    color: rgba(255, 255, 255, 0.7);
    padding-top: 60px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 40px;
    padding-bottom: 40px;
}

.footer-col h4 {
    color: var(--white);
    font-size: 1rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 20px;
    position: relative;
    padding-bottom: 12px;
}

.footer-col h4::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 30px;
    height: 2px;
    background: var(--accent);
}

.footer-about .site-logo-text {
    color: var(--white);
    font-size: 1.3rem;
    display: inline-block;
    margin-bottom: 15px;
}

.footer-about p {
    font-size: 0.9rem;
    line-height: 1.7;
    margin-bottom: 20px;
}

.footer-social {
    display: flex;
    gap: 10px;
}

.footer-social a {
    width: 38px;
    height: 38px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    transition: var(--transition);
}

.footer-social a:hover {
    background: var(--accent);
}

.footer-social svg {
    width: 18px;
    height: 18px;
    fill: var(--white);
}

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

.footer-links li {
    margin-bottom: 10px;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9rem;
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--white);
    padding-left: 5px;
}

.footer-contact-item {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    margin-bottom: 15px;
    font-size: 0.9rem;
}

.footer-contact-item svg {
    width: 16px;
    height: 16px;
    fill: var(--accent);
    flex-shrink: 0;
    margin-top: 4px;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding: 20px 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.85rem;
}

.footer-bottom a {
    color: rgba(255, 255, 255, 0.6);
}

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

/* ============================================
   FLOATING BUTTONS
   ============================================ */
.floating-buttons {
    position: fixed;
    bottom: 25px;
    right: 25px;
    z-index: 999;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.float-btn {
    width: 55px;
    height: 55px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    transition: var(--transition);
    cursor: pointer;
    border: none;
}

.float-btn:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

.float-btn-whatsapp {
    background: #25D366;
}

.float-btn-whatsapp svg {
    width: 28px;
    height: 28px;
    fill: var(--white);
}

.float-btn-inquiry {
    background: var(--accent);
}

.float-btn-inquiry svg {
    width: 24px;
    height: 24px;
    fill: var(--white);
}

.float-btn-top {
    background: var(--primary);
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
}

.float-btn-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.float-btn-top svg {
    width: 20px;
    height: 20px;
    fill: var(--white);
}

/* ============================================
   PAGE HEADER (Inner Pages)
   ============================================ */
.page-header {
    background: linear-gradient(135deg, var(--primary-dark), var(--primary));
    padding: 140px 0 60px;
    text-align: center;
}

.page-header h1 {
    color: var(--white);
    font-size: 2.5rem;
    margin-bottom: 10px;
}

.page-header .breadcrumb {
    display: flex;
    justify-content: center;
    gap: 10px;
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.6);
}

.page-header .breadcrumb a {
    color: rgba(255, 255, 255, 0.8);
}

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

.page-header .breadcrumb span {
    color: rgba(255, 255, 255, 0.4);
}

/* ============================================
   SINGLE SERVICE PAGE
   ============================================ */
.service-detail {
    padding: 80px 0;
}

.service-detail-content {
    max-width: 800px;
    margin: 0 auto;
}

.service-detail-content h2 {
    margin-top: 1.5em;
}

.service-detail-content ul {
    margin: 15px 0 25px 20px;
}

.service-detail-content li {
    margin-bottom: 8px;
    color: var(--text-light);
}

/* ============================================
   404 PAGE
   ============================================ */
.error-404 {
    text-align: center;
    padding: 120px 0;
}

.error-404 h1 {
    font-size: 6rem;
    color: var(--primary);
    margin-bottom: 10px;
}

.error-404 p {
    font-size: 1.2rem;
    color: var(--gray);
    margin-bottom: 30px;
}

/* ============================================
   VALUE PROPOSITION (Why You Need Me)
   ============================================ */
.value-prop-section {
    background: var(--light);
}

.value-prop-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.value-prop-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 40px 30px;
    text-align: center;
    box-shadow: var(--shadow);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.value-prop-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--accent);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

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

.value-prop-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

.value-prop-icon {
    width: 70px;
    height: 70px;
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--accent-light);
    border-radius: 50%;
    transition: var(--transition);
}

.value-prop-card:hover .value-prop-icon {
    background: var(--accent);
}

.value-prop-icon svg {
    width: 32px;
    height: 32px;
    fill: var(--accent);
    transition: var(--transition);
}

.value-prop-card:hover .value-prop-icon svg {
    fill: var(--white);
}

.value-prop-card h3 {
    font-size: 1.2rem;
    margin-bottom: 12px;
    color: var(--primary);
}

.value-prop-card p {
    color: var(--text-light);
    font-size: 0.95rem;
    line-height: 1.7;
    margin-bottom: 0;
}

/* ============================================
   HEADER SOCIAL ICONS
   ============================================ */
.header-social {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-left: 15px;
}

.header-social a {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    transition: var(--transition);
}

.header-social a:hover {
    background: var(--accent);
    transform: scale(1.1);
}

.header-social svg {
    width: 16px;
    height: 16px;
    fill: var(--white);
}

/* ============================================
   FLOATING SOCIAL BUTTONS
   ============================================ */
.float-btn-social {
    opacity: 0.9;
}

.float-btn-social:hover {
    opacity: 1;
}

.float-btn-linkedin {
    background: #0077B5;
}

.float-btn-facebook {
    background: #1877F2;
}

.float-btn-youtube {
    background: #FF0000;
}

.float-btn-social svg {
    width: 24px;
    height: 24px;
    fill: var(--white);
}

/* ============================================
   LEGAL PAGES (Terms / Privacy)
   ============================================ */
.legal-section {
    padding: 60px 0 80px;
}

.legal-content {
    max-width: 800px;
    margin: 0 auto;
}

.legal-content .legal-updated {
    display: inline-block;
    background: var(--light);
    color: var(--text-light);
    padding: 8px 16px;
    border-radius: var(--radius);
    font-size: 0.9rem;
    margin-bottom: 30px;
}

.legal-content h2 {
    font-size: 1.3rem;
    margin-top: 2em;
    margin-bottom: 0.6em;
    color: var(--primary);
    position: relative;
    padding-left: 15px;
}

.legal-content h2::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.2em;
    bottom: 0.2em;
    width: 4px;
    background: var(--accent);
    border-radius: 2px;
}

.legal-content p {
    color: var(--text-light);
    font-size: 0.95rem;
    line-height: 1.8;
    margin-bottom: 1em;
}

.legal-content ul {
    margin: 10px 0 20px 20px;
    list-style: disc;
}

.legal-content li {
    color: var(--text-light);
    font-size: 0.95rem;
    line-height: 1.7;
    margin-bottom: 6px;
}

.legal-content strong {
    color: var(--text);
}

/* ============================================
   FOOTER LEGAL LINKS
   ============================================ */
.footer-legal-links {
    display: flex;
    align-items: center;
    gap: 8px;
}

.footer-legal-links a {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.85rem;
    transition: var(--transition);
}

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

.footer-legal-links span {
    color: rgba(255, 255, 255, 0.3);
    font-size: 0.8rem;
}

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */
@media (max-width: 1024px) {
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .services-grid-4 {
        grid-template-columns: repeat(2, 1fr);
    }

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

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

    .process-steps::before {
        display: none;
    }

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

    .hero-section h1 {
        font-size: 2.5rem;
    }

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

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

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

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

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

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

    .industry-detail-grid {
        grid-template-columns: 1fr;
    }

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

    .header-social {
        display: none;
    }
}

@media (max-width: 768px) {
    :root {
        --header-height: 65px;
    }

    .menu-toggle {
        display: flex;
    }

    .main-navigation {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 350px;
        height: 100vh;
        background: var(--white);
        box-shadow: -5px 0 30px rgba(0, 0, 0, 0.1);
        padding: 80px 30px 30px;
        transition: right 0.3s ease;
        overflow-y: auto;
    }

    .main-navigation.active {
        right: 0;
    }

    .main-navigation ul {
        flex-direction: column;
        gap: 0;
    }

    .main-navigation a {
        padding: 12px 0;
        border-bottom: 1px solid var(--gray-light);
        font-size: 1rem;
    }

    .nav-cta {
        margin-left: 0;
        margin-top: 15px;
    }

    .nav-cta .btn {
        width: 100%;
        text-align: center;
    }

    .hero-section {
        min-height: 500px;
    }

    .hero-section h1 {
        font-size: 2rem;
    }

    .hero-stats {
        gap: 20px;
    }

    .hero-stat .stat-number {
        font-size: 1.8rem;
    }

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

    .services-grid-4 {
        grid-template-columns: 1fr;
    }

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

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

    .industries-grid-2 {
        grid-template-columns: 1fr;
    }

    .process-steps {
        grid-template-columns: 1fr;
    }

    .inquiry-wrapper {
        grid-template-columns: 1fr;
    }

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

    .footer-bottom {
        flex-direction: column;
        gap: 10px;
        text-align: center;
    }

    .section {
        padding: 50px 0;
    }

    .section-title h2 {
        font-size: 1.8rem;
    }

    .page-header h1 {
        font-size: 1.8rem;
    }

    .floating-buttons {
        bottom: 15px;
        right: 15px;
    }

    .float-btn {
        width: 48px;
        height: 48px;
    }

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

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

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

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

    .industry-products-grid {
        grid-template-columns: 1fr;
    }

    .industry-help-grid {
        grid-template-columns: 1fr;
    }

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

    .industry-sub-intro {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }

    .value-prop-grid {
        grid-template-columns: 1fr;
    }

    .footer-legal-links {
        flex-direction: column;
        gap: 5px;
    }

    .footer-legal-links span {
        display: none;
    }

    .legal-content h2 {
        font-size: 1.15rem;
    }

    .legal-content p,
    .legal-content li {
        font-size: 0.9rem;
    }
}

@media (max-width: 480px) {
    .hero-section h1 {
        font-size: 1.6rem;
    }

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

    .hero-buttons .btn {
        width: 100%;
    }

    .hero-stats {
        flex-wrap: wrap;
        gap: 15px;
    }

    .hero-stat {
        flex: 1 1 40%;
    }

    .inquiry-form-wrapper {
        padding: 25px 20px;
    }

    h1 { font-size: 2rem; }
    h2 { font-size: 1.5rem; }
    h3 { font-size: 1.2rem; }
}

/* ============================================
   UTILITY CLASSES
   ============================================ */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }
.mt-0 { margin-top: 0; }
.mb-0 { margin-bottom: 0; }
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    border: 0;
}

/* Mobile nav overlay */
.nav-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 998;
}

.nav-overlay.active {
    display: block;
}

/* ============================================
   ANIMATIONS
   ============================================ */
.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Print styles */
@media print {
    .site-header,
    .floating-buttons,
    .hero-section,
    .cta-section,
    .site-footer {
        display: none;
    }
}