/* ===================================
   YASMA Contracting Co. - Main Stylesheet
   Refactored from Tailwind utility classes to semantic CSS
   =================================== */

/* ===================================
   CSS VARIABLES
   =================================== */
:root {
    /* Primary Colors */
    --color-primary: #EFB936;
    --color-primary-dark: #d9a323;
    --color-primary-light: rgba(239, 185, 54, 0.1);
    --color-primary-lighter: rgba(239, 185, 54, 0.05);

    /* Light Theme */
    --color-bg-light: #FFFFFF;
    --color-bg-alt-light: #F8F7F6;
    --color-surface-light: #FFFFFF;
    --color-text-main-light: #1F2937;
    --color-text-muted-light: #6B7280;
    --color-border-light: #E5E7EB;

    /* Dark Theme */
    --color-bg-dark: #1a1a1a;
    --color-bg-alt-dark: #111111;
    --color-surface-dark: #242424;
    --color-text-main-dark: #F9FAFB;
    --color-text-muted-dark: #9CA3AF;
    --color-border-dark: #374151;

    /* Semantic Colors */
    --color-success: #10B981;
    --color-warning: #F59E0B;
    --color-error: #EF4444;
    --color-info: #3B82F6;

    /* Additional Colors */
    --color-gray-300: #D1D5DB;

    /* Spacing System */
    --spacing-xs: 0.25rem;
    /* 4px */
    --spacing-sm: 0.5rem;
    /* 8px */
    --spacing-md: 1rem;
    /* 16px */
    --spacing-lg: 1.5rem;
    /* 24px */
    --spacing-xl: 2rem;
    /* 32px */
    --spacing-2xl: 3rem;
    /* 48px */
    --spacing-3xl: 4rem;
    /* 64px */
    --spacing-4xl: 5rem;
    /* 80px */

    /* Button padding */
    --btn-padding-y: 0.625rem;
    /* 10px */
    --btn-padding-x-large: 0.875rem;
    /* 14px */

    /* Card padding */
    --card-padding-large: 2.5rem;
    /* 40px */

    /* Form padding */
    --form-padding-y: 0.75rem;
    /* 12px */

    /* Typography Scale */
    --font-display: 'Spline Sans', sans-serif;
    --font-body: 'Spline Sans', sans-serif;

    --font-size-xs: 0.75rem;
    /* 12px */
    --font-size-sm: 0.875rem;
    /* 14px */
    --font-size-base: 1rem;
    /* 16px */
    --font-size-lg: 1.125rem;
    /* 18px */
    --font-size-xl: 1.25rem;
    /* 20px */
    --font-size-2xl: 1.5rem;
    /* 24px */
    --font-size-3xl: 1.875rem;
    /* 30px */
    --font-size-4xl: 2.25rem;
    /* 36px */
    --font-size-5xl: 3rem;
    /* 48px */
    --font-size-6xl: 3.75rem;
    /* 60px */

    --font-weight-light: 300;
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
    --font-weight-extrabold: 800;
    --font-weight-black: 900;

    --line-height-tight: 1.25;
    --line-height-snug: 1.375;
    --line-height-normal: 1.5;
    --line-height-relaxed: 1.625;
    --line-height-loose: 2;

    /* Layout System */
    --container-max-width: 1280px;
    --container-padding-mobile: var(--spacing-md);
    --container-padding-tablet: var(--spacing-xl);
    --container-padding-desktop: var(--spacing-2xl);

    /* Breakpoints (for reference in media queries) */
    --breakpoint-mobile: 480px;
    --breakpoint-tablet: 481px;
    --breakpoint-desktop: 1025px;

    /* Border Radius */
    --radius-none: 0;
    --radius-sm: 0.25rem;
    --radius-md: 0.5rem;
    --radius-lg: 1rem;
    --radius-xl: 1.5rem;
    --radius-2xl: 2rem;
    --radius-full: 9999px;

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-normal: 300ms ease;
    --transition-slow: 500ms ease;

    /* Shadows */
    --shadow-none: none;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);

    /* Z-Index Scale */
    --z-dropdown: 1000;
    --z-sticky: 1020;
    --z-fixed: 1030;
    --z-modal-backdrop: 1040;
    --z-modal: 1050;
    --z-popover: 1060;
    --z-tooltip: 1070;
    --z-mobile-menu: 9999;
    /* Ensure mobile menu is always on top */
}

/* ===================================
   THEME SWITCHING
   =================================== */
[data-theme="light"] {
    --color-bg: var(--color-bg-light);
    --color-bg-alt: var(--color-bg-alt-light);
    --color-surface: var(--color-surface-light);
    --color-text-main: var(--color-text-main-light);
    --color-text-muted: var(--color-text-muted-light);
    --color-border: var(--color-border-light);
}

[data-theme="dark"] {
    --color-bg: var(--color-bg-dark);
    --color-bg-alt: var(--color-bg-alt-dark);
    --color-surface: var(--color-surface-dark);
    --color-text-main: var(--color-text-main-dark);
    --color-text-muted: var(--color-text-muted-dark);
    --color-border: var(--color-border-dark);
}

/* Logo Theme Switching */
[data-theme="light"] .logo-dark {
    display: none;
}

[data-theme="dark"] .logo-light {
    display: none;
}

/* ===================================
   BASE STYLES
   =================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    font-family: var(--font-body);
    background-color: var(--color-bg);
    color: var(--color-text-main);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    transition: background-color var(--transition-normal), color var(--transition-normal);
}

a {
    text-decoration: none;
}

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

/* ===================================
   TYPOGRAPHY
   =================================== */
h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-display);
    font-weight: 700;
    line-height: 1.2;
    color: var(--color-text-main);
}

.hero-title {
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 900;
    line-height: 1.1;
    letter-spacing: -0.02em;
    margin-bottom: var(--spacing-lg);
}

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
    margin-bottom: var(--spacing-md);
}

.section-subtitle {
    font-size: 0.875rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
}

/* ===================================
   RESPONSIVE BREAKPOINTS
   =================================== */
/* Mobile First Approach */
/* Base styles: Mobile (≤480px) */
/* Tablet: 481px - 1024px */
/* Desktop: ≥1025px */

/* ===================================
   LAYOUT
   =================================== */
.container {
    width: 100%;
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--container-padding-mobile);
}

@media (min-width: 481px) {
    .container {
        padding: 0 var(--container-padding-tablet);
    }
}

@media (min-width: 1025px) {
    .container {
        padding: 0 var(--container-padding-desktop);
    }
}

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

@media (min-width: 481px) {
    .section {
        padding: var(--spacing-4xl) 0;
    }
}

@media (min-width: 1025px) {
    .section {
        padding: var(--spacing-4xl) 0;
    }
}

/* ===================================
   HEADER & NAVIGATION
   =================================== */
.header-nav {
    position: sticky;
    top: 0;
    z-index: var(--z-sticky);
    width: 100%;
    background-color: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--color-border);
    transition: background-color var(--transition-normal);
}

[data-theme="dark"] .header-nav {
    background-color: rgba(36, 36, 36, 0.9);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 5rem;
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--container-padding-mobile);
}

@media (min-width: 481px) {
    .nav-container {
        padding: 0 var(--container-padding-tablet);
    }
}

@media (min-width: 1025px) {
    .nav-container {
        padding: 0 var(--container-padding-desktop);
    }
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    text-decoration: none;
    color: inherit;
    transition: opacity var(--transition-fast);
}

.nav-logo:hover {
    opacity: 0.8;
}

.nav-logo:focus {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
    border-radius: var(--radius-sm);
}

.logo-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 3rem;
    height: 3rem;
    color: white;
    border-radius: var(--radius-sm);
    overflow: hidden;
}

.logo-icon .material-symbols-outlined {
    font-size: 1.75rem;
}

.logo-icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    padding: 0.25rem;
}

.logo-text .logo-title {
    display: block;
    font-size: 1.25rem;
    font-weight: 700;
    line-height: 1;
    margin-bottom: 0.125rem;
}

.logo-text span {
    font-size: 0.625rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-primary);
    line-height: 1;
}

.nav-menu {
    display: none;
    align-items: center;
    gap: var(--spacing-xl);
}

@media (min-width: 481px) {
    .nav-menu {
        display: flex;
    }
}

.nav-link {
    display: inline-block;
    min-height: 44px;
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-text-main);
    text-decoration: none;
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
}

.nav-link:hover {
    color: var(--color-primary);
    background-color: var(--color-bg-alt);
}

.nav-link:focus {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

.nav-link-active {
    font-weight: 700;
    color: var(--color-primary);
    background-color: var(--color-primary-light);
}

.nav-actions {
    display: none;
    align-items: center;
    gap: var(--spacing-md);
}

@media (min-width: 481px) {
    .nav-actions {
        display: flex;
    }
}

.btn-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 44px;
    min-height: 44px;
    width: 2.75rem;
    height: 2.75rem;
    background: none;
    border: none;
    color: var(--color-text-main);
    cursor: pointer;
    border-radius: var(--radius-sm);
    transition: background-color var(--transition-fast);
}

.btn-icon:hover {
    background-color: var(--color-bg-alt);
}

.btn-icon:focus {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}



.btn-mobile-menu {
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 44px;
    min-height: 44px;
    padding: var(--spacing-sm);
    background: none;
    border: none;
    color: var(--color-text-main);
    cursor: pointer;
    border-radius: var(--radius-sm);
    transition: background-color var(--transition-fast);
}

.btn-mobile-menu:hover {
    background-color: var(--color-bg-alt);
}

.btn-mobile-menu:focus {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

@media (min-width: 481px) {
    .btn-mobile-menu {
        display: none;
    }
}

/* Mobile Menu */
.mobile-menu {
    position: fixed;
    top: 5rem;
    left: 0;
    right: 0;
    z-index: var(--z-mobile-menu);
    /* Use highest z-index to ensure visibility above all content */
    background-color: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    padding: var(--spacing-lg);
    transform: translateY(-100%);
    opacity: 0;
    transition: transform var(--transition-normal), opacity var(--transition-normal);
    pointer-events: none;
    box-shadow: var(--shadow-lg);
    /* Ensure menu is not clipped by parent containers */
    max-height: calc(100vh - 5rem);
    overflow-y: auto;
}

.mobile-menu.active {
    transform: translateY(0);
    opacity: 1;
    pointer-events: all;
}

.mobile-menu-links {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.mobile-menu .nav-link {
    display: block;
    min-height: 44px;
    padding: var(--spacing-md);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-medium);
    color: var(--color-text-main);
    text-decoration: none;
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
}

.mobile-menu .nav-link:hover {
    background-color: var(--color-bg-alt);
    color: var(--color-primary);
}

.mobile-menu .nav-link:focus {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

.mobile-menu .nav-link-active {
    background-color: var(--color-primary-light);
    color: var(--color-primary);
    font-weight: var(--font-weight-bold);
}

.mobile-menu-actions {
    display: flex;
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--color-border);
}

/* ===================================
   BUTTONS
   =================================== */
.btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--btn-padding-y) var(--spacing-lg);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-bold);
    color: white;
    background-color: var(--color-primary);
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-fast);
}

.btn-primary:hover {
    background-color: var(--color-primary-dark);
    box-shadow: var(--shadow-lg);
    transform: translateY(-1px);
}

.btn-primary:active {
    transform: translateY(0);
}

.btn-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--btn-padding-y) var(--spacing-lg);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-bold);
    color: var(--color-text-main);
    background-color: transparent;
    border: 2px solid var(--color-border);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
}

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

.btn-ghost {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--btn-padding-x-large) var(--spacing-xl);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-bold);
    color: white;
    background-color: transparent;
    border: 2px solid white;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.btn-ghost:hover {
    background-color: white;
    color: var(--color-text-main-light);
}

.btn-large {
    padding: var(--btn-padding-x-large) var(--spacing-xl);
    font-size: var(--font-size-base);
}

/* ===================================
   HERO SECTION
   =================================== */
.hero-section {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 600px;
    background-color: #111827;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    overflow: hidden;
}

.hero-bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.6;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to right, rgba(0, 0, 0, 0.8), rgba(0, 0, 0, 0.5), transparent);
}

.hero-content {
    position: relative;
    z-index: 10;
    max-width: var(--container-max-width);
    width: 100%;
    padding: var(--spacing-4xl) var(--container-padding-mobile);
}

@media (min-width: 481px) {
    .hero-content {
        padding: var(--spacing-4xl) var(--container-padding-tablet);
    }
}

@media (min-width: 1025px) {
    .hero-content {
        padding: var(--spacing-4xl) var(--container-padding-desktop);
    }
}

.hero-inner {
    max-width: 42rem;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-xs) 0.75rem;
    margin-bottom: var(--spacing-md);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    color: var(--color-primary);
    background-color: var(--color-primary-lighter);
    border: 1px solid rgba(239, 185, 54, 0.3);
    border-radius: var(--radius-full);
    backdrop-filter: blur(4px);
}

.hero-badge-dot {
    display: block;
    width: 0.5rem;
    height: 0.5rem;
    background-color: var(--color-primary);
    border-radius: 50%;
}

.hero-title {
    color: white;
}

.hero-title .highlight {
    color: var(--color-primary);
}

.hero-description {
    max-width: 36rem;
    margin-bottom: var(--spacing-xl);
    font-size: var(--font-size-lg);
    line-height: var(--line-height-relaxed);
    color: var(--color-text-main);
}

.hero-text {
    max-width: 36rem;
    margin-bottom: var(--spacing-xl);
    font-size: var(--font-size-lg);
    line-height: var(--line-height-relaxed);
    color: #ffffff;
}

@media (min-width: 481px) {
    .hero-description {
        font-size: var(--font-size-xl);
    }
}

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

/* ===================================
   STATS BANNER
   =================================== */
.stats-banner {
    position: relative;
    z-index: 20;
    margin: -4rem auto 0;
    max-width: var(--container-max-width);
    padding: 0 var(--container-padding-mobile);
}

@media (min-width: 481px) {
    .stats-banner {
        padding: 0 var(--container-padding-tablet);
    }
}

@media (min-width: 1025px) {
    .stats-banner {
        padding: 0 var(--container-padding-desktop);
    }
}

.stats-grid {
    display: grid;
    grid-template-columns: 1fr;
    background-color: var(--color-surface-dark);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    overflow: hidden;
}

@media (min-width: 481px) {
    .stats-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

.stat-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--card-padding-large);
    text-align: center;
    color: white;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    transition: background-color var(--transition-fast);
}

@media (min-width: 481px) {
    .stat-card {
        border-bottom: none;
        border-right: 1px solid rgba(255, 255, 255, 0.1);
    }

    .stat-card:last-child {
        border-right: none;
    }
}

.stat-card:hover {
    background-color: #2a2a2a;
}

.stat-card .material-symbols-outlined {
    font-size: 2.5rem;
    color: var(--color-primary);
    margin-bottom: 0.75rem;
}

.stat-number {
    font-size: 3rem;
    font-weight: 900;
    line-height: 1;
}

@media (min-width: 481px) {
    .stat-number {
        font-size: var(--font-size-5xl);
    }
}

.stat-label {
    margin-top: var(--spacing-sm);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-bold);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: white;
}

.stat-desc {
    margin-top: var(--spacing-xs);
    font-size: 0.78rem;
    line-height: 1.45;
    color: rgba(255, 255, 255, 0.55);
    max-width: 180px;
}

/* ===================================
   CARDS
   =================================== */
.project-card {
    position: relative;
    display: flex;
    flex-direction: column;
    background-color: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
    transition: all var(--transition-normal);
    cursor: pointer;
}

.project-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
    border-color: #EFB936;
}

.project-card-image {
    position: relative;
    height: 16rem;
    background-color: var(--color-border);
    overflow: hidden;
}

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

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

.project-card-badge {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    padding: var(--spacing-xs) 0.75rem;
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-bold);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-text-main-light);
    background-color: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(4px);
    border-radius: var(--radius-full);
}

.project-card-content {
    display: flex;
    flex-direction: column;
    flex: 1;
    padding: var(--spacing-xl);
}

.project-card-location {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-sm);
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-text-muted);
}

.project-card-location .material-symbols-outlined {
    font-size: 1.125rem;
    color: var(--color-primary);
}

.project-card-title {
    margin-bottom: var(--spacing-sm);
    font-size: 1.25rem;
    font-weight: 700;
    transition: color var(--transition-fast);
}

.project-card:hover .project-card-title {
    color: var(--color-primary);
}

.project-card-description {
    margin-bottom: var(--spacing-md);
    font-size: 0.875rem;
    color: var(--color-text-muted);
    line-height: 1.6;
    display: -webkit-box;
    line-clamp: 2;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.project-card-footer {
    margin-top: auto;
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--color-border);
}

.project-card-link {
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-primary);
    transition: text-decoration var(--transition-fast);
}

.project-card:hover .project-card-link {
    text-decoration: underline;
}

/* Service Card */
.service-card {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    padding: var(--spacing-xl);
    background-color: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
}

.service-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.service-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 3.5rem;
    height: 3.5rem;
    background-color: var(--color-primary-light);
    color: var(--color-primary);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

/*.service-card:hover .service-icon {
    background-color: var(--color-primary);
    color: white;
}*/

.service-icon .material-symbols-outlined {
    font-size: 1.875rem;
}

.service-title {
    font-size: 1.25rem;
    font-weight: 700;
}

.service-description {
    font-size: 0.875rem;
    color: var(--color-text-muted);
    line-height: 1.6;
}

/* ===================================
   RESPONSIVE GRID SYSTEM
   =================================== */

/* Base Grid Classes */
.grid {
    display: grid;
}

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

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

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

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

.grid-cols-6 {
    grid-template-columns: repeat(6, 1fr);
}

.grid-cols-12 {
    grid-template-columns: repeat(12, 1fr);
}

/* Grid Gaps */
.gap-xs {
    gap: var(--spacing-xs);
}

.gap-sm {
    gap: var(--spacing-sm);
}

.gap-md {
    gap: var(--spacing-md);
}

.gap-lg {
    gap: var(--spacing-lg);
}

.gap-xl {
    gap: var(--spacing-xl);
}

.gap-2xl {
    gap: var(--spacing-2xl);
}

/* Tablet Responsive Grid Classes */
@media (min-width: 481px) {
    .tablet\\:grid-cols-1 {
        grid-template-columns: repeat(1, 1fr);
    }

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

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

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

    .tablet\\:grid-cols-6 {
        grid-template-columns: repeat(6, 1fr);
    }

    .tablet\\:grid-cols-12 {
        grid-template-columns: repeat(12, 1fr);
    }

    .tablet\\:gap-xs {
        gap: var(--spacing-xs);
    }

    .tablet\\:gap-sm {
        gap: var(--spacing-sm);
    }

    .tablet\\:gap-md {
        gap: var(--spacing-md);
    }

    .tablet\\:gap-lg {
        gap: var(--spacing-lg);
    }

    .tablet\\:gap-xl {
        gap: var(--spacing-xl);
    }

    .tablet\\:gap-2xl {
        gap: var(--spacing-2xl);
    }
}

/* Desktop Responsive Grid Classes */
@media (min-width: 1025px) {
    .desktop\\:grid-cols-1 {
        grid-template-columns: repeat(1, 1fr);
    }

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

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

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

    .desktop\\:grid-cols-6 {
        grid-template-columns: repeat(6, 1fr);
    }

    .desktop\\:grid-cols-12 {
        grid-template-columns: repeat(12, 1fr);
    }

    .desktop\\:gap-xs {
        gap: var(--spacing-xs);
    }

    .desktop\\:gap-sm {
        gap: var(--spacing-sm);
    }

    .desktop\\:gap-md {
        gap: var(--spacing-md);
    }

    .desktop\\:gap-lg {
        gap: var(--spacing-lg);
    }

    .desktop\\:gap-xl {
        gap: var(--spacing-xl);
    }

    .desktop\\:gap-2xl {
        gap: var(--spacing-2xl);
    }
}

/* Flexbox Utilities */
.flex {
    display: flex;
}

.flex-col {
    flex-direction: column;
}

.flex-row {
    flex-direction: row;
}

.flex-wrap {
    flex-wrap: wrap;
}

.flex-nowrap {
    flex-wrap: nowrap;
}

.items-start {
    align-items: flex-start;
}

.items-center {
    align-items: center;
}

.items-end {
    align-items: flex-end;
}

.items-stretch {
    align-items: stretch;
}

.justify-start {
    justify-content: flex-start;
}

.justify-center {
    justify-content: center;
}

.justify-end {
    justify-content: flex-end;
}

.justify-between {
    justify-content: space-between;
}

.justify-around {
    justify-content: space-around;
}

.flex-1 {
    flex: 1 1 0%;
}

.flex-auto {
    flex: 1 1 auto;
}

.flex-none {
    flex: none;
}

/* Responsive Flexbox */
@media (min-width: 481px) {
    .tablet\\:flex {
        display: flex;
    }

    .tablet\\:flex-col {
        flex-direction: column;
    }

    .tablet\\:flex-row {
        flex-direction: row;
    }

    .tablet\\:items-start {
        align-items: flex-start;
    }

    .tablet\\:items-center {
        align-items: center;
    }

    .tablet\\:items-end {
        align-items: flex-end;
    }

    .tablet\\:justify-start {
        justify-content: flex-start;
    }

    .tablet\\:justify-center {
        justify-content: center;
    }

    .tablet\\:justify-end {
        justify-content: flex-end;
    }

    .tablet\\:justify-between {
        justify-content: space-between;
    }
}

@media (min-width: 1025px) {
    .desktop\\:flex {
        display: flex;
    }

    .desktop\\:flex-col {
        flex-direction: column;
    }

    .desktop\\:flex-row {
        flex-direction: row;
    }

    .desktop\\:items-start {
        align-items: flex-start;
    }

    .desktop\\:items-center {
        align-items: center;
    }

    .desktop\\:items-end {
        align-items: flex-end;
    }

    .desktop\\:justify-start {
        justify-content: flex-start;
    }

    .desktop\\:justify-center {
        justify-content: center;
    }

    .desktop\\:justify-end {
        justify-content: flex-end;
    }

    .desktop\\:justify-between {
        justify-content: space-between;
    }
}

/* Container Utilities */
.container-sm {
    max-width: 640px;
    margin: 0 auto;
}

.container-md {
    max-width: 768px;
    margin: 0 auto;
}

.container-lg {
    max-width: 1024px;
    margin: 0 auto;
}

.container-xl {
    max-width: var(--container-max-width);
    margin: 0 auto;
}

/* Spacing Utilities */
.p-0 {
    padding: 0;
}

.p-xs {
    padding: var(--spacing-xs);
}

.p-sm {
    padding: var(--spacing-sm);
}

.p-md {
    padding: var(--spacing-md);
}

.p-lg {
    padding: var(--spacing-lg);
}

.p-xl {
    padding: var(--spacing-xl);
}

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

.px-0 {
    padding-left: 0;
    padding-right: 0;
}

.px-xs {
    padding-left: var(--spacing-xs);
    padding-right: var(--spacing-xs);
}

.px-sm {
    padding-left: var(--spacing-sm);
    padding-right: var(--spacing-sm);
}

.px-md {
    padding-left: var(--spacing-md);
    padding-right: var(--spacing-md);
}

.px-lg {
    padding-left: var(--spacing-lg);
    padding-right: var(--spacing-lg);
}

.px-xl {
    padding-left: var(--spacing-xl);
    padding-right: var(--spacing-xl);
}

.py-0 {
    padding-top: 0;
    padding-bottom: 0;
}

.py-xs {
    padding-top: var(--spacing-xs);
    padding-bottom: var(--spacing-xs);
}

.py-sm {
    padding-top: var(--spacing-sm);
    padding-bottom: var(--spacing-sm);
}

.py-md {
    padding-top: var(--spacing-md);
    padding-bottom: var(--spacing-md);
}

.py-lg {
    padding-top: var(--spacing-lg);
    padding-bottom: var(--spacing-lg);
}

.py-xl {
    padding-top: var(--spacing-xl);
    padding-bottom: var(--spacing-xl);
}

.m-0 {
    margin: 0;
}

.m-auto {
    margin: auto;
}

.m-xs {
    margin: var(--spacing-xs);
}

.m-sm {
    margin: var(--spacing-sm);
}

.m-md {
    margin: var(--spacing-md);
}

.m-lg {
    margin: var(--spacing-lg);
}

.m-xl {
    margin: var(--spacing-xl);
}

.mx-auto {
    margin-left: auto;
    margin-right: auto;
}

.my-0 {
    margin-top: 0;
    margin-bottom: 0;
}

.my-xs {
    margin-top: var(--spacing-xs);
    margin-bottom: var(--spacing-xs);
}

.my-sm {
    margin-top: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
}

.my-md {
    margin-top: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.my-lg {
    margin-top: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.my-xl {
    margin-top: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

/* Width and Height Utilities */
.w-full {
    width: 100%;
}

.w-auto {
    width: auto;
}

.w-fit {
    width: fit-content;
}

.h-full {
    height: 100%;
}

.h-auto {
    height: auto;
}

.h-screen {
    height: 100vh;
}

/* Responsive Spacing */
@media (min-width: 481px) {
    .tablet\\:p-0 {
        padding: 0;
    }

    .tablet\\:p-xs {
        padding: var(--spacing-xs);
    }

    .tablet\\:p-sm {
        padding: var(--spacing-sm);
    }

    .tablet\\:p-md {
        padding: var(--spacing-md);
    }

    .tablet\\:p-lg {
        padding: var(--spacing-lg);
    }

    .tablet\\:p-xl {
        padding: var(--spacing-xl);
    }

    .tablet\\:p-2xl {
        padding: var(--spacing-2xl);
    }
}

@media (min-width: 1025px) {
    .desktop\\:p-0 {
        padding: 0;
    }

    .desktop\\:p-xs {
        padding: var(--spacing-xs);
    }

    .desktop\\:p-sm {
        padding: var(--spacing-sm);
    }

    .desktop\\:p-md {
        padding: var(--spacing-md);
    }

    .desktop\\:p-lg {
        padding: var(--spacing-lg);
    }

    .desktop\\:p-xl {
        padding: var(--spacing-xl);
    }

    .desktop\\:p-2xl {
        padding: var(--spacing-2xl);
    }
}

/* ===================================
   LEGACY GRIDS (for existing components)
   =================================== */
.grid-projects {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
}

@media (min-width: 481px) {
    .grid-projects {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1025px) {
    .grid-projects {
        grid-template-columns: repeat(3, 1fr);
    }
}

.grid-services {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
}

@media (min-width: 481px) {
    .grid-services {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* ===================================
   FORMS
   =================================== */
.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.form-label {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-text-main);
}

.form-input,
.form-textarea {
    width: 100%;
    padding: var(--form-padding-y) var(--spacing-md);
    font-size: 1rem;
    font-family: var(--font-body);
    color: var(--color-text-main);
    background-color: var(--color-bg-alt);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.form-input:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px var(--color-primary-light);
}

.form-textarea {
    min-height: 10rem;
    resize: vertical;
}

/* ===================================
   FOOTER
   =================================== */
.footer {
    background-color: var(--color-bg-alt-dark);
    color: var(--color-gray-300);
    border-top: 1px solid var(--color-border-dark);
}

[data-theme="dark"] .footer {
    background-color: #0a0a0a;
}

.footer-content {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: var(--spacing-3xl) var(--container-padding-mobile);
}

@media (min-width: 481px) {
    .footer-content {
        padding: var(--spacing-3xl) var(--container-padding-tablet);
    }
}

@media (min-width: 1025px) {
    .footer-content {
        padding: var(--spacing-3xl) var(--container-padding-desktop);
    }
}

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

@media (min-width: 481px) {
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1025px) {
    .footer-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

.footer-column {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.footer-title {
    font-size: 0.875rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: white;
}

.footer-link {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.footer-link:hover {
    color: var(--color-primary);
}

.footer-bottom {
    padding-top: var(--spacing-xl);
    border-top: 1px solid var(--color-border-dark);
    text-align: center;
    font-size: 0.75rem;
    color: var(--color-text-muted);
}

/* ===================================
   UTILITY CLASSES
   =================================== */
.text-center {
    text-align: center;
}

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

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

.mt-lg {
    margin-top: var(--spacing-2xl);
}

.mb-lg {
    margin-bottom: var(--spacing-2xl);
}

/* ===================================
   PAGE-SPECIFIC COMPONENTS
   =================================== */

/* Hero Header with Background Image */
.hero-header {
    position: relative;
    width: 100%;
    height: 300px;
    background-size: cover;
    background-position: center;
    background-color: #111827;
    /* Fallback background color */
}

@media (min-width: 481px) {
    .hero-header {
        height: 400px;
    }
}

@media (min-width: 1025px) {
    .hero-header {
        height: 500px;
    }
}

.hero-header-overlay {
    position: absolute;
    inset: 0;
    z-index: 10;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.8) 0%, rgba(0, 0, 0, 0.4) 40%, transparent 100%);
}

.hero-header-content {
    position: absolute;
    bottom: 0;
    left: 0;
    z-index: 20;
    width: 100%;
    padding-bottom: var(--spacing-2xl);
    padding-top: var(--spacing-4xl);
}

/* Breadcrumbs */
.breadcrumbs {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: rgba(255, 255, 255, 0.8);
}

.breadcrumb-link {
    color: inherit;
    text-decoration: none;
    transition: color var(--transition-fast);
}

.breadcrumb-link:hover {
    color: var(--color-primary);
}

/* Page Title */
.page-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: var(--font-weight-black);
    color: white;
    line-height: var(--line-height-tight);
}

/* About Grid Layout */
.about-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-2xl);
    align-items: center;
}

@media (min-width: 1025px) {
    .about-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-4xl);
    }
}

/* Decorative Image Container */
.decorative-image-container {
    position: relative;
    order: 2;
}

@media (min-width: 1025px) {
    .decorative-image-container {
        order: 0;
    }
}

.decorative-corner-tl {
    position: absolute;
    left: -1rem;
    top: -1rem;
    width: 6rem;
    height: 6rem;
    border-left: 4px solid var(--color-primary);
    border-top: 4px solid var(--color-primary);
}

.decorative-corner-br {
    position: absolute;
    right: -1rem;
    bottom: -1rem;
    width: 6rem;
    height: 6rem;
    border-right: 4px solid var(--color-primary);
    border-bottom: 4px solid var(--color-primary);
}

.image-with-aspect {
    aspect-ratio: 4/3;
    width: 100%;
    overflow: hidden;
    border-radius: var(--radius-md);
    background-color: var(--color-bg-alt);
    box-shadow: var(--shadow-xl);
    background-size: cover;
    background-position: center;
}

/* Content Sections */
.content-section {
    order: 1;
}

@media (min-width: 1025px) {
    .content-section {
        order: 0;
    }
}

.section-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.section-divider {
    height: 2px;
    width: 3rem;
    background-color: var(--color-primary);
}

.section-divider-vertical {
    height: 2rem;
    width: 4px;
    background-color: var(--color-primary);
}

/* Statistics Cards */
.stats-container {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.stat-item {
    display: flex;
    flex-direction: column;
    border-left: 4px solid var(--color-primary);
    padding-left: var(--spacing-md);
}

.stat-item-secondary {
    display: flex;
    flex-direction: column;
    border-left: 4px solid var(--color-border);
    padding-left: var(--spacing-md);
}

.stat-number {
    font-size: var(--font-size-4xl);
    font-weight: var(--font-weight-bold);
    line-height: 1;
}

.stat-label {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-text-muted);
}

/* Sister Companies Layout */
.sister-companies-section {
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
}

.sister-companies-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-xl);
}

@media (min-width: 481px) {
    .sister-companies-container {
        flex-direction: row;
        gap: var(--spacing-2xl);
    }
}

.sister-companies-intro {
    max-width: 28rem;
    text-align: center;
}

@media (min-width: 481px) {
    .sister-companies-intro {
        text-align: left;
    }
}

.sister-companies-grid {
    display: flex;
    flex: 1;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xl);
}

.company-logo-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-sm);
    opacity: 0.7;
    transition: opacity var(--transition-normal);
}

.company-logo-item:hover {
    opacity: 1;
}

.company-logo-circle {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 5rem;
    width: 5rem;
    border-radius: 50%;
    background-color: var(--color-bg-alt);
    padding: var(--spacing-md);
}

.company-logo-name {
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-bold);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-text-muted);
    text-align: center;
}

/* Team Grid */
.team-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
}

@media (min-width: 481px) {
    .team-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1025px) {
    .team-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

.team-member-card {
    overflow: hidden;
    border-radius: var(--radius-md);
    background-color: var(--color-surface);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--color-border);
}

.team-member-image {
    aspect-ratio: 3/4;
    width: 100%;
    background-color: var(--color-border);
    background-size: cover;
    background-position: center;
}

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

.team-member-info.featured {
    border-top: 4px solid var(--color-primary);
}

.team-member-name {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-xs);
}

.team-member-role {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-text-muted);
}

/* CTA Section */
.cta-section {
    position: relative;
    background-color: #111827;
    padding: var(--spacing-3xl) 0;
    text-align: center;
    color: white;
}

.cta-background {
    position: absolute;
    inset: 0;
    opacity: 0.1;
    background-size: cover;
    background-position: center;
}

.cta-content {
    position: relative;
    z-index: 10;
}

.cta-title {
    margin: 0 auto var(--spacing-lg);
    max-width: 48rem;
    font-size: clamp(1.875rem, 4vw, 3rem);
    font-weight: var(--font-weight-black);
    line-height: var(--line-height-tight);
    color: azure;
}

.cta-description {
    margin: 0 auto var(--spacing-2xl);
    max-width: 36rem;
    font-size: var(--font-size-lg);
    color: var(--color-gray-300);
}

.cta-buttons {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-md);
}

@media (min-width: 481px) {
    .cta-buttons {
        flex-direction: row;
    }
}

/* Contact Form Layout */
.contact-grid {
    display: grid;
    gap: var(--spacing-xl);
}

@media (min-width: 1025px) {
    .contact-grid {
        grid-template-columns: 2fr 1fr;
    }
}

.contact-form-container {
    display: flex;
    flex-direction: column;
    border-radius: var(--radius-lg);
    background-color: var(--color-surface);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--color-border);
}

@media (min-width: 1025px) {
    .contact-form-container {
        padding: var(--spacing-2xl);
    }
}

.form-row {
    display: grid;
    gap: var(--spacing-lg);
}

@media (min-width: 481px) {
    .form-row {
        grid-template-columns: repeat(2, 1fr);
    }
}

.contact-info-card {
    display: flex;
    flex-direction: column;
    border-radius: var(--radius-lg);
    background-color: var(--color-surface);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--color-border);
}

.contact-info-item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
}

.contact-info-icon {
    display: flex;
    width: 2.5rem;
    height: 2.5rem;
    flex-shrink: 0;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background-color: var(--color-primary-light);
    color: var(--color-primary);
}

.contact-info-content {
    display: flex;
    flex-direction: column;
}

.contact-info-label {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-xs);
}

.contact-info-text {
    font-size: var(--font-size-sm);
    line-height: var(--line-height-relaxed);
    color: var(--color-text-muted);
}

/* Map Container */
.map-container {
    overflow: hidden;
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-sm);
    background-color: var(--color-surface);
    height: 16rem;
    position: relative;
}

.map-image {
    height: 100%;
    width: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
    opacity: 0.8;
}

.map-overlay {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: rgba(0, 0, 0, 0.1);
    transition: background-color var(--transition-normal);
}

.map-link {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    border-radius: var(--radius-full);
    background-color: white;
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-bold);
    color: var(--color-text-main-light);
    box-shadow: var(--shadow-lg);
    text-decoration: none;
    transition: all var(--transition-normal);
}

.map-link:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-xl);
}

/* Certificate Layout */
.cert-section {
    margin: 0 auto;
    display: flex;
    width: 100%;
    max-width: 75rem;
    flex-direction: column;
    gap: var(--spacing-3xl);
    padding: var(--spacing-3xl) var(--spacing-md);
}

.cert-row {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xl);
    align-items: center;
    width: 100%;
}

@media (min-width: 481px) {
    .cert-row {
        flex-direction: row;
        gap: var(--spacing-2xl);
    }
}

@media (min-width: 1025px) {
    .cert-row {
        gap: var(--spacing-4xl);
    }
}

.cert-row-reverse {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xl);
    align-items: center;
    width: 100%;
}

@media (min-width: 481px) {
    .cert-row-reverse {
        flex-direction: row-reverse;
        gap: var(--spacing-2xl);
    }
}

@media (min-width: 1025px) {
    .cert-row-reverse {
        gap: var(--spacing-4xl);
    }
}

.cert-image {
    width: 100%;
}

@media (min-width: 481px) {
    .cert-image {
        width: 50%;
    }
}

.cert-text {
    width: 100%;
}

@media (min-width: 481px) {
    .cert-text {
        width: 50%;
    }
}

.cert-image-container {
    position: relative;
    aspect-ratio: 4/3;
    width: 100%;
    overflow: hidden;
    border-radius: var(--radius-xl);
    border: 1px solid var(--color-border);
    background-color: var(--color-surface);
    box-shadow: var(--shadow-lg);
    transition: transform var(--transition-normal);
}

.cert-image-placeholder {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-bg-alt);
}

.cert-image-placeholder .material-symbols-outlined {
    font-size: 4rem;
    color: var(--color-text-muted);
    opacity: 0.3;
}

.cert-image-actual {
    position: relative;
    z-index: 10;
    height: 100%;
    width: 100%;
    object-fit: cover;
    opacity: 0.9;
}

.cert-verified-badge {
    position: absolute;
    bottom: var(--spacing-md);
    right: var(--spacing-md);
    z-index: 20;
    border-radius: var(--radius-full);
    background-color: var(--color-surface);
    padding: var(--spacing-sm);
    box-shadow: var(--shadow-md);
}

.cert-verified-badge-left {
    position: absolute;
    bottom: var(--spacing-md);
    left: var(--spacing-md);
    z-index: 20;
    border-radius: var(--radius-full);
    background-color: var(--color-surface);
    padding: var(--spacing-sm);
    box-shadow: var(--shadow-md);
}

.cert-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.cert-title {
    font-size: clamp(1.5rem, 3vw, 1.875rem);
    font-weight: var(--font-weight-bold);
}

.cert-description {
    line-height: var(--line-height-relaxed);
    color: var(--color-text-muted);
    margin-bottom: var(--spacing-md);
}

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

/* Content Separator */
.content-separator {
    height: 1px;
    width: 100%;
    background-color: var(--color-border);
}

/* Projects Filter */
.projects-filter {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-2xl);
    justify-content: center;
}

.filter-button {
    display: flex;
    height: 2.5rem;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    border-radius: var(--radius-full);
    padding: 0 var(--spacing-lg);
    transition: all var(--transition-fast);
    border: none;
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-bold);
    cursor: pointer;
    box-shadow: var(--shadow-sm);
}

.filter-button.active {
    background-color: var(--color-primary);
    color: var(--color-text-main-light);
}

.filter-button:not(.active) {
    background-color: var(--color-surface);
    color: var(--color-text-main);
    border: 2px solid var(--color-border);
}

.filter-button:not(.active):hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
}

/* Page Header with Divider */
.page-header {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-2xl);
    text-align: center;
}

.page-header-title {
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    font-weight: var(--font-weight-black);
    line-height: var(--line-height-tight);
    letter-spacing: -0.02em;
}

.page-header-description {
    font-size: var(--font-size-lg);
    line-height: var(--line-height-relaxed);
    color: var(--color-text-muted);
    max-width: 48rem;
    margin: 0 auto;
}

.page-header-divider {
    height: 4px;
    width: 5rem;
    background-color: var(--color-primary);
    margin: var(--spacing-sm) auto 0;
    border-radius: var(--radius-full);
}

/* Footer Variations */
.footer-flex {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    gap: var(--spacing-xl);
}

@media (min-width: 481px) {
    .footer-flex {
        flex-direction: row;
        align-items: center;
    }
}

.footer-simple {
    padding: var(--spacing-2xl) var(--spacing-md);
    text-align: center;
}

.footer-links-row {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.footer-social-row {
    display: flex;
    justify-content: center;
    gap: var(--spacing-lg);
    padding: var(--spacing-sm) 0 var(--spacing-md);
}

.footer-social-icon {
    font-size: 1.875rem;
}



/* ===================================
   ANIMATIONS
   =================================== */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animate-fade-in {
    animation: fadeIn 0.6s ease-out;
}

/* Page Transition Animations */
@keyframes pageTransitionFadeOut {
    from {
        opacity: 1;
    }

    to {
        opacity: 0;
    }
}

@keyframes pageTransitionFadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

/* CSS Fallback for browsers without View Transitions API */
.page-transition-exit {
    animation: pageTransitionFadeOut 0.3s ease-out forwards;
}

.page-transition-enter {
    animation: pageTransitionFadeIn 0.3s ease-in;
}

/* View Transitions API Styles (for supported browsers) */
::view-transition-old(root),
::view-transition-new(root) {
    animation-duration: 0.3s;
}

::view-transition-old(root) {
    animation-name: pageTransitionFadeOut;
}

::view-transition-new(root) {
    animation-name: pageTransitionFadeIn;
}

/* ===================================
   MOBILE RESPONSIVENESS (max-width: 768px)
   =================================== */

@media (max-width: 768px) {

    /* Typography adjustments for mobile */
    .hero-title {
        font-size: 2rem;
        line-height: 1.2;
    }

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

    .hero-description {
        font-size: 1rem;
    }

    /* Hero section mobile adjustments */
    .hero-section {
        min-height: 500px;
    }

    .hero-content {
        padding: var(--spacing-2xl) var(--container-padding-mobile);
    }

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

    .hero-actions .btn-primary,
    .hero-actions .btn-ghost {
        width: 100%;
        justify-content: center;
    }

    /* Stats banner mobile adjustments */
    .stats-banner {
        margin-top: -2rem;
        padding: 0 var(--spacing-md);
    }

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

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

    .stat-number {
        font-size: 2rem;
    }

    /* Sister Companies section - make grid single column on mobile */
    .sister-companies-section [style*="grid-template-columns"] {
        display: grid !important;
        grid-template-columns: 1fr !important;
        gap: 1.5rem !important;
    }

    /* Sister company logo boxes */
    .sister-companies-section [style*="width: 160px"] {
        width: 120px !important;
        height: 120px !important;
    }

    /* Featured Projects header - stack vertically on mobile */
    #projects [style*="display: flex"] {
        flex-direction: column !important;
        align-items: flex-start !important;
    }

    /* Why Choose Us section - single column on mobile */
    .section [style*="grid-template-columns: 1fr"]>div[style*="grid-template-columns: repeat(2, 1fr)"] {
        display: flex !important;
        flex-direction: column !important;
        gap: 2rem !important;
    }

    /* Image in Why Choose Us - ensure it doesn't overflow */
    .section img {
        max-width: 100%;
        height: auto;
    }

    /* Footer - stack vertically on mobile */
    .footer-flex {
        flex-direction: column;
        text-align: center;
        gap: var(--spacing-lg);
    }

    .footer-flex>div[style*="display: flex"] {
        flex-direction: column !important;
        align-items: center !important;
        gap: 1rem !important;
    }

    /* Ensure all images are responsive */
    img {
        max-width: 100%;
        height: auto;
    }

    /* Project cards grid - single column on mobile */
    .grid-projects {
        grid-template-columns: 1fr;
    }

    /* Reduce padding on mobile for better space usage */
    .section {
        padding: var(--spacing-xl) 0;
    }

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

    /* Navigation adjustments */
    .nav-container {
        padding: 0 var(--spacing-md);
    }

    /* Button text sizes */
    .btn-primary,
    .btn-ghost {
        font-size: 0.875rem;
        padding: 0.625rem 1rem;
    }

    /* Lists and text content */
    .section ul {
        padding-left: var(--spacing-md);
    }

    .section p {
        font-size: 0.9375rem;
    }

    /* Decorative elements - reduce size on mobile */
    [style*="width: 6rem"][style*="height: 6rem"] {
        width: 4rem !important;
        height: 4rem !important;
    }
}

/* Additional fix for very small screens (max-width: 480px) */
@media (max-width: 480px) {
    .hero-title {
        font-size: 1.75rem;
    }

    .section-title {
        font-size: 1.5rem;
    }

    .stats-banner {
        margin-top: -1.5rem;
    }

    .sister-companies-section [style*="width: 160px"] {
        width: 100px !important;
        height: 100px !important;
    }

    /* Reduce button padding on very small screens */
    .btn-primary,
    .btn-ghost {
        padding: 0.5rem 0.875rem;
        font-size: 0.8125rem;
    }

    /* Logo adjustments */
    .logo-icon {
        width: 2.5rem;
        height: 2.5rem;
    }

    .logo-text .logo-title {
        font-size: 1.125rem;
    }

    .logo-text span {
        font-size: 0.5625rem;
    }
}