/*
Theme Name: OUNUO Machinery
Theme URI: https://oyang-group.com
Author: OUNUO Group
Author URI: https://oyang-group.com
Description: A contemporary industrial professional WordPress theme for OUNUO Group (Zhejiang Ounuo Machinery Co., Ltd.) - packaging and printing machinery company. Features bilingual support (English/Spanish), custom post types for products and news, responsive mobile-first design, and a crimson red color scheme.
Version: 1.0.0
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: ounuo-machinery
Tags: one-column, two-columns, custom-menu, featured-images, threaded-comments, translation-ready, custom-post-types
*/

/* ==========================================================================
   CSS Custom Properties
   ========================================================================== */
:root {
    --color-primary: #C41E3A;
    --color-primary-dark: #9E1830;
    --color-primary-light: #E8334F;
    --color-secondary: #E07A5F;
    --color-secondary-light: #F0A08A;
    --color-bg: #FFFFFF;
    --color-bg-alt: #F8F8F8;
    --color-bg-dark: #1A1A1A;
    --color-text: #1A1A1A;
    --color-text-gray: #666666;
    --color-text-light: #999999;
    --color-border: #E0E0E0;
    --color-border-light: #F0F0F0;
    --color-white: #FFFFFF;
    --color-black: #000000;
    --color-overlay: rgba(26, 26, 26, 0.7);
    --color-overlay-light: rgba(26, 26, 26, 0.4);

    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-md: 1.125rem;
    --font-size-lg: 1.25rem;
    --font-size-xl: 1.5rem;
    --font-size-2xl: 2rem;
    --font-size-3xl: 2.5rem;
    --font-size-4xl: 3rem;
    --font-size-5xl: 3.5rem;

    --line-height-tight: 1.2;
    --line-height-normal: 1.6;
    --line-height-relaxed: 1.8;

    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;
    --spacing-4xl: 6rem;

    --border-radius-sm: 4px;
    --border-radius-md: 8px;
    --border-radius-lg: 12px;
    --border-radius-xl: 16px;
    --border-radius-full: 50%;

    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 8px 30px rgba(0, 0, 0, 0.12);
    --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.15);

    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;

    --container-max: 1200px;
    --container-wide: 1400px;
    --header-height: 80px;
    --top-bar-height: 40px;
}

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

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
    font-size: 16px;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: var(--line-height-normal);
    color: var(--color-text);
    background-color: var(--color-bg);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

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

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

a:hover {
    color: var(--color-primary-dark);
}

ul, ol {
    list-style: none;
}

button,
input,
textarea,
select {
    font-family: inherit;
    font-size: inherit;
    line-height: inherit;
    border: none;
    outline: none;
    background: none;
}

button {
    cursor: pointer;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: var(--line-height-tight);
    color: var(--color-text);
    margin-bottom: var(--spacing-md);
}

h1 { font-size: var(--font-size-3xl); }
h2 { font-size: var(--font-size-2xl); }
h3 { font-size: var(--font-size-xl); }
h4 { font-size: var(--font-size-lg); }
h5 { font-size: var(--font-size-md); }
h6 { font-size: var(--font-size-base); }

p {
    margin-bottom: var(--spacing-md);
    color: var(--color-text-gray);
}

/* ==========================================================================
   Utility Classes
   ========================================================================== */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

.container-wide {
    max-width: var(--container-wide);
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

.section {
    padding: var(--spacing-4xl) 0;
}

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

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

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

.section-dark p {
    color: rgba(255, 255, 255, 0.8);
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-3xl);
}

.section-header h2 {
    font-size: var(--font-size-2xl);
    margin-bottom: var(--spacing-md);
    position: relative;
    display: inline-block;
}

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

.section-header p {
    max-width: 600px;
    margin: var(--spacing-lg) auto 0;
    font-size: var(--font-size-md);
}

.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.text-primary { color: var(--color-primary); }
.text-secondary { color: var(--color-secondary); }
.text-gray { color: var(--color-text-gray); }

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* ==========================================================================
   Buttons
   ========================================================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: 12px 28px;
    font-size: var(--font-size-sm);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-radius: var(--border-radius-sm);
    transition: all var(--transition-normal);
    cursor: pointer;
    white-space: nowrap;
}

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

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

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

.btn-secondary:hover {
    background-color: #c96a52;
    color: var(--color-white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

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

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

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

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

.btn-lg {
    padding: 16px 36px;
    font-size: var(--font-size-base);
}

.btn-sm {
    padding: 8px 20px;
    font-size: var(--font-size-xs);
}

.btn-icon {
    font-size: 1.1em;
}

/* ==========================================================================
   Top Bar
   ========================================================================== */
.top-bar {
    background-color: var(--color-bg-dark);
    color: rgba(255, 255, 255, 0.8);
    font-size: var(--font-size-sm);
    height: var(--top-bar-height);
    display: flex;
    align-items: center;
}

.top-bar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}

.top-bar-left {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

.top-bar-left a {
    color: rgba(255, 255, 255, 0.8);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    transition: color var(--transition-fast);
}

.top-bar-left a:hover {
    color: var(--color-secondary);
}

.top-bar-left i {
    color: var(--color-primary-light);
    font-size: var(--font-size-sm);
}

.top-bar-right {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.top-bar-right .social-links {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.top-bar-right .social-links a {
    color: rgba(255, 255, 255, 0.7);
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--border-radius-full);
    transition: all var(--transition-fast);
}

.top-bar-right .social-links a:hover {
    color: var(--color-white);
    background-color: var(--color-primary);
}

/* ==========================================================================
   Header / Navigation
   ========================================================================== */
.site-header {
    background-color: var(--color-white);
    position: relative;
    z-index: 1000;
    transition: all var(--transition-normal);
}

.site-header.scrolled {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    box-shadow: var(--shadow-md);
    animation: slideDown 0.3s ease;
}

@keyframes slideDown {
    from { transform: translateY(-100%); }
    to { transform: translateY(0); }
}

.site-header.scrolled .header-main {
    height: 65px;
}

.header-main {
    height: var(--header-height);
    display: flex;
    align-items: center;
}

.header-main .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}

.site-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.site-logo img {
    height: 50px;
    width: auto;
}

.site-logo .logo-text {
    font-size: var(--font-size-xl);
    font-weight: 800;
    color: var(--color-text);
    letter-spacing: -0.5px;
}

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

/* Main Navigation */
.main-nav {
    display: flex;
    align-items: center;
}

.main-nav ul {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.main-nav ul li a {
    display: flex;
    align-items: center;
    padding: 8px 16px;
    color: var(--color-text);
    font-weight: 500;
    font-size: var(--font-size-sm);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-radius: var(--border-radius-sm);
    transition: all var(--transition-fast);
    position: relative;
}

.main-nav ul li a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background-color: var(--color-primary);
    transition: width var(--transition-normal);
}

.main-nav ul li a:hover,
.main-nav ul li.current-menu-item a {
    color: var(--color-primary);
}

.main-nav ul li a:hover::after,
.main-nav ul li.current-menu-item a::after {
    width: 60%;
}

/* Language Switcher */
.lang-switcher {
    display: flex;
    align-items: center;
    margin-left: var(--spacing-md);
    padding-left: var(--spacing-md);
    border-left: 1px solid var(--color-border);
}

.lang-switcher a {
    display: flex;
    align-items: center;
    padding: 6px 10px;
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--color-text-gray);
    text-transform: uppercase;
    transition: color var(--transition-fast);
}

.lang-switcher a:hover,
.lang-switcher a.active {
    color: var(--color-primary);
}

.lang-switcher .lang-divider {
    color: var(--color-border);
    font-size: var(--font-size-sm);
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 40px;
    height: 40px;
    cursor: pointer;
    z-index: 1001;
}

.mobile-menu-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background-color: var(--color-text);
    margin: 3px 0;
    transition: all var(--transition-normal);
    border-radius: 2px;
}

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

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

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

/* Mobile Navigation */
.mobile-nav {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--color-white);
    z-index: 999;
    padding: 100px var(--spacing-xl) var(--spacing-xl);
    overflow-y: auto;
    transform: translateX(100%);
    transition: transform var(--transition-normal);
}

.mobile-nav.active {
    transform: translateX(0);
}

.mobile-nav ul {
    flex-direction: column;
    gap: 0;
}

.mobile-nav ul li {
    border-bottom: 1px solid var(--color-border-light);
}

.mobile-nav ul li a {
    display: block;
    padding: var(--spacing-md) 0;
    font-size: var(--font-size-lg);
    font-weight: 500;
    color: var(--color-text);
}

.mobile-nav ul li a:hover,
.mobile-nav ul li.current-menu-item a {
    color: var(--color-primary);
}

.mobile-nav .lang-switcher {
    border-left: none;
    padding-left: 0;
    margin-left: 0;
    margin-top: var(--spacing-xl);
    border-top: 1px solid var(--color-border-light);
    padding-top: var(--spacing-xl);
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero {
    position: relative;
    min-height: 85vh;
    display: flex;
    align-items: center;
    overflow: hidden;
    background-color: var(--color-bg-dark);
}

.hero-slider {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1;
}

.hero-slide {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    opacity: 0;
    transition: opacity 1s ease;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

.hero-slide.active {
    opacity: 1;
}

.hero-slide::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(196, 30, 58, 0.75) 0%, rgba(26, 26, 26, 0.8) 100%);
}

.hero-content {
    position: relative;
    z-index: 2;
    color: var(--color-white);
    max-width: 700px;
}

.hero-content .hero-subtitle {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--font-size-sm);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--color-secondary-light);
    margin-bottom: var(--spacing-lg);
}

.hero-content .hero-subtitle::before {
    content: '';
    width: 40px;
    height: 2px;
    background-color: var(--color-secondary);
}

.hero-content h1 {
    font-size: var(--font-size-4xl);
    font-weight: 800;
    color: var(--color-white);
    line-height: 1.1;
    margin-bottom: var(--spacing-lg);
}

.hero-content h1 span {
    color: var(--color-secondary-light);
}

.hero-content p {
    font-size: var(--font-size-md);
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: var(--spacing-2xl);
    max-width: 550px;
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.hero-dots {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 3;
    display: flex;
    gap: var(--spacing-sm);
}

.hero-dots .dot {
    width: 12px;
    height: 12px;
    border-radius: var(--border-radius-full);
    background: rgba(255, 255, 255, 0.4);
    cursor: pointer;
    transition: all var(--transition-normal);
}

.hero-dots .dot.active {
    background: var(--color-white);
    width: 36px;
    border-radius: 6px;
}

/* Hero scroll indicator */
.hero-scroll {
    position: absolute;
    bottom: 30px;
    right: 30px;
    z-index: 3;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-sm);
    color: rgba(255, 255, 255, 0.6);
    font-size: var(--font-size-xs);
    text-transform: uppercase;
    letter-spacing: 1px;
    animation: bounce 2s infinite;
}

.hero-scroll i {
    font-size: var(--font-size-lg);
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateY(0); }
    40% { transform: translateY(-8px); }
    60% { transform: translateY(-4px); }
}

/* ==========================================================================
   Product Categories Section
   ========================================================================== */
.product-categories {
    padding: var(--spacing-4xl) 0;
}

.categories-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-xl);
}

.category-card {
    position: relative;
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    background-color: var(--color-white);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
    cursor: pointer;
}

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

.category-card .card-image {
    position: relative;
    height: 220px;
    overflow: hidden;
    background-color: var(--color-bg-alt);
}

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

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

.category-card .card-image .card-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(to top, rgba(196, 30, 58, 0.8) 0%, transparent 60%);
    opacity: 0;
    transition: opacity var(--transition-normal);
    display: flex;
    align-items: flex-end;
    padding: var(--spacing-lg);
}

.category-card:hover .card-image .card-overlay {
    opacity: 1;
}

.category-card .card-image .card-overlay .btn {
    transform: translateY(10px);
    transition: all var(--transition-normal);
}

.category-card:hover .card-image .card-overlay .btn {
    transform: translateY(0);
}

.category-card .card-body {
    padding: var(--spacing-lg);
}

.category-card .card-body .card-icon {
    width: 48px;
    height: 48px;
    background-color: rgba(196, 30, 58, 0.1);
    border-radius: var(--border-radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-md);
    color: var(--color-primary);
    font-size: var(--font-size-xl);
}

.category-card .card-body h3 {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-sm);
}

.category-card .card-body h3 a {
    color: var(--color-text);
}

.category-card .card-body h3 a:hover {
    color: var(--color-primary);
}

.category-card .card-body p {
    font-size: var(--font-size-sm);
    margin-bottom: 0;
}

/* ==========================================================================
   Stats / Highlights Section
   ========================================================================== */
.stats-section {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    padding: var(--spacing-3xl) 0;
    position: relative;
    overflow: hidden;
}

.stats-section::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 400px;
    height: 400px;
    border-radius: var(--border-radius-full);
    background: rgba(255, 255, 255, 0.05);
}

.stats-section::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -5%;
    width: 300px;
    height: 300px;
    border-radius: var(--border-radius-full);
    background: rgba(255, 255, 255, 0.03);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-xl);
    position: relative;
    z-index: 1;
}

.stat-item {
    text-align: center;
    color: var(--color-white);
}

.stat-item .stat-number {
    font-size: var(--font-size-4xl);
    font-weight: 800;
    line-height: 1;
    margin-bottom: var(--spacing-sm);
}

.stat-item .stat-number span {
    color: var(--color-secondary-light);
}

.stat-item .stat-label {
    font-size: var(--font-size-sm);
    color: rgba(255, 255, 255, 0.8);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* ==========================================================================
   Why Choose Us Section
   ========================================================================== */
.why-choose-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-xl);
}

.why-card {
    text-align: center;
    padding: var(--spacing-2xl) var(--spacing-lg);
    border-radius: var(--border-radius-lg);
    background-color: var(--color-white);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.why-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--color-primary);
    transform: scaleX(0);
    transition: transform var(--transition-normal);
}

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

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

.why-card .card-icon {
    width: 72px;
    height: 72px;
    margin: 0 auto var(--spacing-lg);
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    border-radius: var(--border-radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-white);
    font-size: var(--font-size-2xl);
    transition: all var(--transition-normal);
}

.why-card:hover .card-icon {
    transform: scale(1.1) rotate(5deg);
}

.why-card h3 {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-sm);
}

.why-card p {
    font-size: var(--font-size-sm);
    margin-bottom: 0;
}

/* ==========================================================================
   CTA Section
   ========================================================================== */
.cta-section {
    background: linear-gradient(135deg, var(--color-bg-dark) 0%, #2a2a2a 100%);
    padding: var(--spacing-4xl) 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta-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 80 80"><rect width="80" height="80" fill="none"/><path d="M0 0h40v40H0zM40 40h40v40H40z" fill="rgba(196,30,58,0.05)"/></svg>');
    background-size: 80px 80px;
}

.cta-section .container {
    position: relative;
    z-index: 1;
}

.cta-section h2 {
    color: var(--color-white);
    font-size: var(--font-size-3xl);
    margin-bottom: var(--spacing-md);
}

.cta-section p {
    color: rgba(255, 255, 255, 0.7);
    font-size: var(--font-size-md);
    max-width: 600px;
    margin: 0 auto var(--spacing-2xl);
}

.cta-buttons {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

/* ==========================================================================
   News Preview Section
   ========================================================================== */
.news-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-xl);
}

.news-card {
    background-color: var(--color-white);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
}

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

.news-card .card-image {
    height: 200px;
    overflow: hidden;
    background-color: var(--color-bg-alt);
}

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

.news-card:hover .card-image img {
    transform: scale(1.05);
}

.news-card .card-body {
    padding: var(--spacing-lg);
}

.news-card .card-meta {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-sm);
    font-size: var(--font-size-xs);
    color: var(--color-text-light);
}

.news-card .card-meta .category {
    color: var(--color-primary);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.news-card .card-body h3 {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-sm);
    line-height: 1.4;
}

.news-card .card-body h3 a {
    color: var(--color-text);
}

.news-card .card-body h3 a:hover {
    color: var(--color-primary);
}

.news-card .card-body p {
    font-size: var(--font-size-sm);
    margin-bottom: var(--spacing-md);
}

.news-card .card-body .read-more {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--color-primary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.news-card .card-body .read-more i {
    transition: transform var(--transition-fast);
}

.news-card .card-body .read-more:hover i {
    transform: translateX(4px);
}

/* ==========================================================================
   Breadcrumbs
   ========================================================================== */
.breadcrumbs {
    padding: var(--spacing-md) 0;
    background-color: var(--color-bg-alt);
    border-bottom: 1px solid var(--color-border-light);
}

.breadcrumbs .container {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--font-size-sm);
    color: var(--color-text-gray);
}

.breadcrumbs a {
    color: var(--color-text-gray);
}

.breadcrumbs a:hover {
    color: var(--color-primary);
}

.breadcrumbs .separator {
    color: var(--color-text-light);
}

.breadcrumbs .current {
    color: var(--color-primary);
    font-weight: 500;
}

/* ==========================================================================
   Page Header / Banner
   ========================================================================== */
.page-banner {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    padding: var(--spacing-4xl) 0 var(--spacing-3xl);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.page-banner::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 500px;
    height: 500px;
    border-radius: var(--border-radius-full);
    background: rgba(255, 255, 255, 0.05);
}

.page-banner::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -10%;
    width: 350px;
    height: 350px;
    border-radius: var(--border-radius-full);
    background: rgba(255, 255, 255, 0.03);
}

.page-banner .container {
    position: relative;
    z-index: 1;
}

.page-banner h1 {
    color: var(--color-white);
    font-size: var(--font-size-3xl);
    margin-bottom: var(--spacing-md);
}

.page-banner p {
    color: rgba(255, 255, 255, 0.8);
    font-size: var(--font-size-md);
    max-width: 600px;
    margin: 0 auto;
}

/* ==========================================================================
   Products Page
   ========================================================================== */
.product-filters {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-2xl);
}

.product-filters .filter-btn {
    padding: 10px 24px;
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--color-text-gray);
    background-color: var(--color-bg-alt);
    border-radius: var(--border-radius-xl);
    transition: all var(--transition-fast);
    cursor: pointer;
}

.product-filters .filter-btn:hover,
.product-filters .filter-btn.active {
    background-color: var(--color-primary);
    color: var(--color-white);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-xl);
}

.product-card {
    background-color: var(--color-white);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
}

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

.product-card .card-image {
    position: relative;
    height: 240px;
    overflow: hidden;
    background-color: var(--color-bg-alt);
}

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

.product-card:hover .card-image img {
    transform: scale(1.05);
}

.product-card .card-image .card-badge {
    position: absolute;
    top: var(--spacing-md);
    left: var(--spacing-md);
    padding: 4px 12px;
    background-color: var(--color-primary);
    color: var(--color-white);
    font-size: var(--font-size-xs);
    font-weight: 600;
    border-radius: var(--border-radius-sm);
    text-transform: uppercase;
}

.product-card .card-body {
    padding: var(--spacing-lg);
}

.product-card .card-body .product-category {
    font-size: var(--font-size-xs);
    color: var(--color-primary);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: var(--spacing-sm);
}

.product-card .card-body h3 {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-sm);
    line-height: 1.4;
}

.product-card .card-body h3 a {
    color: var(--color-text);
}

.product-card .card-body h3 a:hover {
    color: var(--color-primary);
}

.product-card .card-body p {
    font-size: var(--font-size-sm);
    margin-bottom: var(--spacing-md);
}

.product-card .card-body .card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--color-border-light);
}

/* Pagination */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-3xl);
}

.pagination .page-numbers {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.pagination .page-numbers a,
.pagination .page-numbers span {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: var(--border-radius-sm);
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--color-text-gray);
    transition: all var(--transition-fast);
}

.pagination .page-numbers a:hover {
    background-color: var(--color-bg-alt);
    color: var(--color-primary);
}

.pagination .page-numbers .current {
    background-color: var(--color-primary);
    color: var(--color-white);
}

.pagination .page-numbers .dots {
    color: var(--color-text-light);
}

/* ==========================================================================
   Single Product Page
   ========================================================================== */
.product-detail {
    padding: var(--spacing-3xl) 0;
}

.product-gallery {
    display: grid;
    grid-template-columns: 80px 1fr;
    gap: var(--spacing-md);
}

.product-gallery .gallery-thumbs {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.product-gallery .gallery-thumbs img {
    width: 80px;
    height: 80px;
    object-fit: cover;
    border-radius: var(--border-radius-sm);
    cursor: pointer;
    border: 2px solid transparent;
    transition: border-color var(--transition-fast);
}

.product-gallery .gallery-thumbs img:hover,
.product-gallery .gallery-thumbs img.active {
    border-color: var(--color-primary);
}

.product-gallery .gallery-main {
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    background-color: var(--color-bg-alt);
}

.product-gallery .gallery-main img {
    width: 100%;
    height: 450px;
    object-fit: cover;
}

.product-info {
    padding-left: var(--spacing-3xl);
}

.product-info .product-category {
    display: inline-block;
    padding: 4px 14px;
    background-color: rgba(196, 30, 58, 0.1);
    color: var(--color-primary);
    font-size: var(--font-size-xs);
    font-weight: 600;
    border-radius: var(--border-radius-xl);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: var(--spacing-md);
}

.product-info h1 {
    font-size: var(--font-size-3xl);
    margin-bottom: var(--spacing-md);
}

.product-info .product-short-desc {
    font-size: var(--font-size-md);
    color: var(--color-text-gray);
    margin-bottom: var(--spacing-xl);
}

.product-info .product-specs {
    margin-bottom: var(--spacing-2xl);
}

.product-info .product-specs h3 {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-sm);
    border-bottom: 2px solid var(--color-primary);
    display: inline-block;
}

.product-info .spec-table {
    width: 100%;
}

.product-info .spec-table tr {
    border-bottom: 1px solid var(--color-border-light);
}

.product-info .spec-table td {
    padding: var(--spacing-sm) 0;
    font-size: var(--font-size-sm);
}

.product-info .spec-table td:first-child {
    font-weight: 600;
    color: var(--color-text);
    width: 40%;
}

.product-info .spec-table td:last-child {
    color: var(--color-text-gray);
}

.product-info .product-actions {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

/* Related Products */
.related-products {
    padding: var(--spacing-3xl) 0;
    background-color: var(--color-bg-alt);
}

/* ==========================================================================
   About Page
   ========================================================================== */
.about-intro {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
    align-items: center;
}

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

.about-intro .intro-image img {
    width: 100%;
    height: 400px;
    object-fit: cover;
}

.about-intro .intro-content h2 {
    margin-bottom: var(--spacing-lg);
}

.about-intro .intro-content p {
    margin-bottom: var(--spacing-md);
}

/* Timeline */
.timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
    padding: var(--spacing-xl) 0;
}

.timeline::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 2px;
    height: 100%;
    background-color: var(--color-border);
}

.timeline-item {
    position: relative;
    padding: var(--spacing-lg) 0;
    display: flex;
    align-items: flex-start;
}

.timeline-item:nth-child(odd) {
    flex-direction: row;
    padding-right: calc(50% + 30px);
    text-align: right;
}

.timeline-item:nth-child(even) {
    flex-direction: row-reverse;
    padding-left: calc(50% + 30px);
    text-align: left;
}

.timeline-item .timeline-dot {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    width: 16px;
    height: 16px;
    border-radius: var(--border-radius-full);
    background-color: var(--color-primary);
    border: 3px solid var(--color-white);
    box-shadow: var(--shadow-sm);
    z-index: 1;
}

.timeline-item .timeline-content {
    background-color: var(--color-white);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-sm);
}

.timeline-item .timeline-content .year {
    display: inline-block;
    padding: 2px 12px;
    background-color: var(--color-primary);
    color: var(--color-white);
    font-size: var(--font-size-sm);
    font-weight: 700;
    border-radius: var(--border-radius-sm);
    margin-bottom: var(--spacing-sm);
}

.timeline-item .timeline-content h3 {
    font-size: var(--font-size-md);
    margin-bottom: var(--spacing-xs);
}

.timeline-item .timeline-content p {
    font-size: var(--font-size-sm);
    margin-bottom: 0;
}

/* Gallery Grid */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-md);
}

.gallery-grid .gallery-item {
    border-radius: var(--border-radius-md);
    overflow: hidden;
    height: 200px;
    background-color: var(--color-bg-alt);
}

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

.gallery-grid .gallery-item:hover img {
    transform: scale(1.1);
}

/* Certifications */
.certifications-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: var(--spacing-lg);
}

.cert-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: var(--spacing-lg);
    background-color: var(--color-white);
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
}

.cert-item:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}

.cert-item .cert-icon {
    width: 64px;
    height: 64px;
    margin-bottom: var(--spacing-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-2xl);
    color: var(--color-primary);
}

.cert-item h4 {
    font-size: var(--font-size-sm);
    margin-bottom: 0;
}

/* Team */
.team-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-xl);
}

.team-card {
    text-align: center;
    background-color: var(--color-white);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
}

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

.team-card .team-photo {
    height: 250px;
    overflow: hidden;
    background-color: var(--color-bg-alt);
}

.team-card .team-photo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.team-card .team-info {
    padding: var(--spacing-lg);
}

.team-card .team-info h3 {
    font-size: var(--font-size-md);
    margin-bottom: var(--spacing-xs);
}

.team-card .team-info .role {
    font-size: var(--font-size-sm);
    color: var(--color-primary);
    font-weight: 500;
}

/* Core Values */
.values-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-xl);
}

.value-card {
    text-align: center;
    padding: var(--spacing-2xl);
    background-color: var(--color-white);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
}

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

.value-card .value-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--spacing-lg);
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    border-radius: var(--border-radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-white);
    font-size: var(--font-size-2xl);
}

.value-card h3 {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-sm);
}

.value-card p {
    font-size: var(--font-size-sm);
    margin-bottom: 0;
}

/* ==========================================================================
   Contact Page
   ========================================================================== */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
}

.contact-form-wrapper {
    background-color: var(--color-white);
    padding: var(--spacing-2xl);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
}

.contact-form-wrapper h2 {
    margin-bottom: var(--spacing-xl);
}

.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-group label {
    display: block;
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: var(--spacing-sm);
}

.form-group label .required {
    color: var(--color-primary);
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-sm);
    font-size: var(--font-size-base);
    color: var(--color-text);
    background-color: var(--color-bg);
    transition: border-color var(--transition-fast);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(196, 30, 58, 0.1);
}

.form-group textarea {
    min-height: 140px;
    resize: vertical;
}

.form-group 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 12 12'%3E%3Cpath fill='%23666' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 16px center;
    padding-right: 40px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
}

.form-message {
    padding: var(--spacing-md);
    border-radius: var(--border-radius-sm);
    margin-bottom: var(--spacing-md);
    font-size: var(--font-size-sm);
}

.form-message.success {
    background-color: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.form-message.error {
    background-color: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

/* Contact Info Cards */
.contact-info-cards {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.contact-info-card {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-lg);
    padding: var(--spacing-lg);
    background-color: var(--color-white);
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
}

.contact-info-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateX(5px);
}

.contact-info-card .card-icon {
    width: 52px;
    height: 52px;
    min-width: 52px;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    border-radius: var(--border-radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-white);
    font-size: var(--font-size-xl);
}

.contact-info-card h3 {
    font-size: var(--font-size-base);
    margin-bottom: var(--spacing-xs);
}

.contact-info-card p {
    font-size: var(--font-size-sm);
    margin-bottom: 0;
}

.contact-info-card a {
    color: var(--color-text-gray);
}

.contact-info-card a:hover {
    color: var(--color-primary);
}

/* Map */
.map-section {
    width: 100%;
    height: 400px;
    background-color: var(--color-bg-alt);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
}

.map-section iframe {
    width: 100%;
    height: 100%;
    border: none;
}

/* ==========================================================================
   Services Page
   ========================================================================== */
.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-xl);
}

.service-card {
    background-color: var(--color-white);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
    position: relative;
}

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

.service-card .card-header {
    padding: var(--spacing-2xl) var(--spacing-lg);
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    text-align: center;
    color: var(--color-white);
}

.service-card .card-header .service-icon {
    width: 72px;
    height: 72px;
    margin: 0 auto var(--spacing-md);
    background: rgba(255, 255, 255, 0.15);
    border-radius: var(--border-radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-2xl);
}

.service-card .card-header h3 {
    color: var(--color-white);
    font-size: var(--font-size-xl);
    margin-bottom: 0;
}

.service-card .card-body {
    padding: var(--spacing-xl) var(--spacing-lg);
}

.service-card .card-body ul {
    margin-bottom: var(--spacing-lg);
}

.service-card .card-body ul li {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) 0;
    font-size: var(--font-size-sm);
    color: var(--color-text-gray);
    border-bottom: 1px solid var(--color-border-light);
}

.service-card .card-body ul li:last-child {
    border-bottom: none;
}

.service-card .card-body ul li i {
    color: var(--color-primary);
    margin-top: 2px;
}

/* ==========================================================================
   Sustainability Page
   ========================================================================== */
.sustainability-hero {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.sustainability-hero h2 {
    font-size: var(--font-size-3xl);
    margin-bottom: var(--spacing-lg);
}

.sustainability-hero p {
    font-size: var(--font-size-md);
}

.sustain-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-xl);
}

.sustain-card {
    display: flex;
    gap: var(--spacing-lg);
    padding: var(--spacing-xl);
    background-color: var(--color-white);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
}

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

.sustain-card .card-icon {
    width: 64px;
    height: 64px;
    min-width: 64px;
    background: linear-gradient(135deg, #2ecc71 0%, #27ae60 100%);
    border-radius: var(--border-radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-white);
    font-size: var(--font-size-xl);
}

.sustain-card h3 {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-sm);
}

.sustain-card p {
    font-size: var(--font-size-sm);
    margin-bottom: 0;
}

/* Goals */
.goals-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-xl);
}

.goal-card {
    text-align: center;
    padding: var(--spacing-2xl) var(--spacing-lg);
    background-color: var(--color-white);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
}

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

.goal-card .goal-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto var(--spacing-md);
    background: linear-gradient(135deg, #2ecc71 0%, #27ae60 100%);
    border-radius: var(--border-radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-white);
    font-size: var(--font-size-xl);
}

.goal-card h3 {
    font-size: var(--font-size-md);
    margin-bottom: var(--spacing-sm);
}

.goal-card p {
    font-size: var(--font-size-sm);
    margin-bottom: 0;
}

/* ==========================================================================
   Blog / Single Post
   ========================================================================== */
.blog-content {
    max-width: 800px;
    margin: 0 auto;
    padding: var(--spacing-3xl) 0;
}

.blog-content .post-meta {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
    font-size: var(--font-size-sm);
    color: var(--color-text-gray);
}

.blog-content .post-meta .category {
    color: var(--color-primary);
    font-weight: 600;
}

.blog-content .post-featured-image {
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    margin-bottom: var(--spacing-xl);
}

.blog-content .post-featured-image img {
    width: 100%;
    height: 400px;
    object-fit: cover;
}

.blog-content .post-body {
    font-size: var(--font-size-md);
    line-height: var(--line-height-relaxed);
}

.blog-content .post-body h2 {
    margin-top: var(--spacing-2xl);
    margin-bottom: var(--spacing-md);
}

.blog-content .post-body h3 {
    margin-top: var(--spacing-xl);
}

.blog-content .post-body p {
    margin-bottom: var(--spacing-md);
}

.blog-content .post-body img {
    border-radius: var(--border-radius-md);
    margin: var(--spacing-lg) 0;
}

.blog-content .post-body blockquote {
    border-left: 4px solid var(--color-primary);
    padding: var(--spacing-md) var(--spacing-lg);
    margin: var(--spacing-xl) 0;
    background-color: var(--color-bg-alt);
    border-radius: 0 var(--border-radius-md) var(--border-radius-md) 0;
    font-style: italic;
    color: var(--color-text-gray);
}

.blog-content .post-body ul,
.blog-content .post-body ol {
    margin: var(--spacing-md) 0 var(--spacing-md) var(--spacing-xl);
}

.blog-content .post-body li {
    margin-bottom: var(--spacing-sm);
    color: var(--color-text-gray);
    list-style: disc;
}

.blog-content .post-body ol li {
    list-style: decimal;
}

/* Post Tags */
.post-tags {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-2xl);
    padding-top: var(--spacing-xl);
    border-top: 1px solid var(--color-border-light);
}

.post-tags .tag {
    display: inline-block;
    padding: 4px 12px;
    background-color: var(--color-bg-alt);
    color: var(--color-text-gray);
    font-size: var(--font-size-xs);
    border-radius: var(--border-radius-xl);
    transition: all var(--transition-fast);
}

.post-tags .tag:hover {
    background-color: var(--color-primary);
    color: var(--color-white);
}

/* Post Navigation */
.post-navigation {
    display: flex;
    justify-content: space-between;
    gap: var(--spacing-xl);
    margin-top: var(--spacing-2xl);
    padding-top: var(--spacing-xl);
    border-top: 1px solid var(--color-border-light);
}

.post-navigation a {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
    font-size: var(--font-size-sm);
    color: var(--color-text-gray);
}

.post-navigation a:hover {
    color: var(--color-primary);
}

.post-navigation a .label {
    font-size: var(--font-size-xs);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--color-text-light);
}

/* ==========================================================================
   Sidebar
   ========================================================================== */
.sidebar {
    padding: var(--spacing-3xl) 0;
}

.sidebar .widget {
    margin-bottom: var(--spacing-2xl);
    padding: var(--spacing-xl);
    background-color: var(--color-white);
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-sm);
}

.sidebar .widget h3 {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-md);
    border-bottom: 2px solid var(--color-primary);
}

.sidebar .widget ul li {
    padding: var(--spacing-sm) 0;
    border-bottom: 1px solid var(--color-border-light);
}

.sidebar .widget ul li:last-child {
    border-bottom: none;
}

.sidebar .widget ul li a {
    color: var(--color-text-gray);
    font-size: var(--font-size-sm);
    transition: color var(--transition-fast);
}

.sidebar .widget ul li a:hover {
    color: var(--color-primary);
}

/* ==========================================================================
   Search Results
   ========================================================================== */
.search-results-list {
    max-width: 800px;
    margin: 0 auto;
}

.search-result-item {
    padding: var(--spacing-xl) 0;
    border-bottom: 1px solid var(--color-border-light);
}

.search-result-item h3 {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-sm);
}

.search-result-item h3 a {
    color: var(--color-text);
}

.search-result-item h3 a:hover {
    color: var(--color-primary);
}

.search-result-item .excerpt {
    font-size: var(--font-size-sm);
    color: var(--color-text-gray);
    margin-bottom: var(--spacing-sm);
}

.search-result-item .url {
    font-size: var(--font-size-xs);
    color: var(--color-text-light);
}

/* ==========================================================================
   404 Page
   ========================================================================== */
.error-404 {
    text-align: center;
    padding: var(--spacing-4xl) 0;
}

.error-404 .error-code {
    font-size: 120px;
    font-weight: 800;
    color: var(--color-primary);
    line-height: 1;
    margin-bottom: var(--spacing-md);
    opacity: 0.3;
}

.error-404 h1 {
    font-size: var(--font-size-2xl);
    margin-bottom: var(--spacing-md);
}

.error-404 p {
    max-width: 500px;
    margin: 0 auto var(--spacing-2xl);
    font-size: var(--font-size-md);
}

.error-404 .search-form {
    max-width: 500px;
    margin: 0 auto var(--spacing-xl);
    display: flex;
    gap: var(--spacing-sm);
}

.error-404 .search-form input {
    flex: 1;
    padding: 12px 16px;
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-sm);
    font-size: var(--font-size-base);
}

.error-404 .search-form button {
    padding: 12px 24px;
    background-color: var(--color-primary);
    color: var(--color-white);
    border-radius: var(--border-radius-sm);
    font-weight: 600;
}

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer {
    background-color: var(--color-bg-dark);
    color: rgba(255, 255, 255, 0.8);
}

.footer-main {
    padding: var(--spacing-4xl) 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: var(--spacing-3xl);
}

.footer-col h3 {
    color: var(--color-white);
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-xl);
    position: relative;
    padding-bottom: var(--spacing-md);
}

.footer-col h3::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 40px;
    height: 2px;
    background-color: var(--color-primary);
}

.footer-col p {
    color: rgba(255, 255, 255, 0.7);
    font-size: var(--font-size-sm);
    margin-bottom: var(--spacing-md);
}

.footer-col .footer-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
}

.footer-col .footer-logo .logo-text {
    font-size: var(--font-size-xl);
    font-weight: 800;
    color: var(--color-white);
}

.footer-col .footer-logo .logo-text span {
    color: var(--color-primary-light);
}

.footer-col .footer-social {
    display: flex;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-lg);
}

.footer-col .footer-social a {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--border-radius-full);
    background-color: rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.7);
    transition: all var(--transition-fast);
}

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

.footer-col ul li {
    margin-bottom: var(--spacing-sm);
}

.footer-col ul li a {
    color: rgba(255, 255, 255, 0.7);
    font-size: var(--font-size-sm);
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

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

.footer-col ul li a i {
    font-size: var(--font-size-xs);
    color: var(--color-primary-light);
}

.footer-col .contact-item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.footer-col .contact-item i {
    color: var(--color-primary-light);
    margin-top: 3px;
}

.footer-col .contact-item p {
    margin-bottom: 0;
}

.footer-col .contact-item a {
    color: rgba(255, 255, 255, 0.7);
}

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

/* Footer Bottom */
.footer-bottom {
    padding: var(--spacing-lg) 0;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

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

.footer-bottom p {
    font-size: var(--font-size-sm);
    color: rgba(255, 255, 255, 0.5);
    margin-bottom: 0;
}

.footer-bottom .footer-bottom-links {
    display: flex;
    gap: var(--spacing-lg);
}

.footer-bottom .footer-bottom-links a {
    color: rgba(255, 255, 255, 0.5);
    font-size: var(--font-size-sm);
}

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

/* Back to Top */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 48px;
    height: 48px;
    background-color: var(--color-primary);
    color: var(--color-white);
    border-radius: var(--border-radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-lg);
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: all var(--transition-normal);
    z-index: 999;
    box-shadow: var(--shadow-md);
}

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

.back-to-top:hover {
    background-color: var(--color-primary-dark);
    transform: translateY(-3px);
}

/* ==========================================================================
   Animations
   ========================================================================== */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

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

.fade-in-left {
    opacity: 0;
    transform: translateX(-30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

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

.fade-in-right {
    opacity: 0;
    transform: translateX(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

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

/* ==========================================================================
   Responsive Design - Mobile First
   ========================================================================== */

/* Small devices (phones, 576px and below) */
@media (max-width: 576px) {
    :root {
        --font-size-3xl: 1.75rem;
        --font-size-4xl: 2rem;
        --font-size-5xl: 2.25rem;
    }

    .top-bar {
        display: none;
    }

    .site-header.scrolled .header-main {
        height: 60px;
    }

    .header-main .container {
        padding: 0 var(--spacing-md);
    }

    .site-logo .logo-text {
        font-size: var(--font-size-lg);
    }

    .main-nav,
    .lang-switcher {
        display: none;
    }

    .mobile-menu-toggle {
        display: flex;
    }

    .mobile-nav {
        display: block;
    }

    .hero {
        min-height: 70vh;
    }

    .hero-content h1 {
        font-size: var(--font-size-2xl);
    }

    .hero-content p {
        font-size: var(--font-size-base);
    }

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

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

    .hero-scroll {
        display: none;
    }

    .section {
        padding: var(--spacing-2xl) 0;
    }

    .section-header {
        margin-bottom: var(--spacing-xl);
    }

    .categories-grid,
    .products-grid,
    .news-grid,
    .services-grid,
    .sustain-grid {
        grid-template-columns: 1fr;
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-lg);
    }

    .stat-item .stat-number {
        font-size: var(--font-size-2xl);
    }

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

    .about-intro {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }

    .about-intro .intro-image img {
        height: 250px;
    }

    .timeline::before {
        left: 20px;
    }

    .timeline-item:nth-child(odd),
    .timeline-item:nth-child(even) {
        flex-direction: row;
        padding-left: 50px;
        padding-right: 0;
        text-align: left;
    }

    .timeline-item .timeline-dot {
        left: 20px;
    }

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

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

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

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

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

    .form-row {
        grid-template-columns: 1fr;
    }

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

    .product-gallery {
        grid-template-columns: 1fr;
    }

    .product-gallery .gallery-thumbs {
        flex-direction: row;
        order: 2;
    }

    .product-gallery .gallery-main {
        order: 1;
    }

    .product-gallery .gallery-main img {
        height: 250px;
    }

    .product-info {
        padding-left: 0;
        padding-top: var(--spacing-xl);
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-2xl);
    }

    .footer-bottom .container {
        flex-direction: column;
        gap: var(--spacing-md);
        text-align: center;
    }

    .page-banner {
        padding: var(--spacing-3xl) 0 var(--spacing-2xl);
    }

    .page-banner h1 {
        font-size: var(--font-size-2xl);
    }

    .cta-section h2 {
        font-size: var(--font-size-2xl);
    }

    .post-navigation {
        flex-direction: column;
    }

    .product-filters {
        gap: var(--spacing-xs);
    }

    .product-filters .filter-btn {
        padding: 8px 16px;
        font-size: var(--font-size-xs);
    }
}

/* Medium devices (tablets, 768px) */
@media (min-width: 577px) and (max-width: 768px) {
    .main-nav,
    .lang-switcher {
        display: none;
    }

    .mobile-menu-toggle {
        display: flex;
    }

    .mobile-nav {
        display: block;
    }

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

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

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

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

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

    .certifications-grid {
        grid-template-columns: repeat(3, 1fr);
    }

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

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

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

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

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

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

/* Large devices (desktops, 1024px) */
@media (min-width: 769px) and (max-width: 1024px) {
    .categories-grid,
    .products-grid,
    .news-grid,
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }

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

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

    .gallery-grid {
        grid-template-columns: repeat(3, 1fr);
    }

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

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

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

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

/* Extra large devices (1200px and up) */
@media (min-width: 1025px) and (max-width: 1200px) {
    .container {
        max-width: 960px;
    }

    .footer-grid {
        grid-template-columns: 2fr 1fr 1fr 1.5fr;
    }
}

/* ==========================================================================
   Print Styles
   ========================================================================== */
@media print {
    .top-bar,
    .site-header,
    .site-footer,
    .back-to-top,
    .hero-dots,
    .hero-scroll,
    .mobile-menu-toggle {
        display: none !important;
    }

    body {
        color: #000;
        background: #fff;
    }

    a {
        color: #000;
        text-decoration: underline;
    }

    .hero {
        min-height: auto;
        padding: 20px 0;
    }
}