/* ==========================================================================
   United Civil Group - Main Stylesheet
   Modern, Clean, Professional Design
   ========================================================================== */

/* CSS Custom Properties (Variables)
   ========================================================================== */
:root {
    /* Primary Colors - United Civil Group Brand */
    --color-primary: #FF8800;
    --color-primary-light: #ffa033;
    --color-primary-dark: #e67a00;
    --color-primary-50: #fff8f0;
    --color-primary-100: #ffedd9;

    /* Secondary & Contrast Colors */
    --color-secondary: #606060;
    --color-contrast: #454545;

    /* Accent Colors */
    --color-accent: #ffa033;
    --color-accent-light: #ffb54d;

    /* Neutral Colors */
    --color-white: #ffffff;
    --color-gray-50: #f9fafb;
    --color-gray-100: #f3f4f6;
    --color-gray-200: #e5e7eb;
    --color-gray-300: #d1d5db;
    --color-gray-400: #9ca3af;
    --color-gray-500: #6b7280;
    --color-gray-600: #4b5563;
    --color-gray-700: #374151;
    --color-gray-800: #1f2937;
    --color-gray-900: #111827;

    /* Semantic Colors */
    --color-success: #10b981;
    --color-warning: #f59e0b;
    --color-error: #ef4444;

    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    --font-size-5xl: 3rem;
    --font-size-6xl: 3.75rem;

    /* Spacing */
    --spacing-1: 0.25rem;
    --spacing-2: 0.5rem;
    --spacing-3: 0.75rem;
    --spacing-4: 1rem;
    --spacing-5: 1.25rem;
    --spacing-6: 1.5rem;
    --spacing-8: 2rem;
    --spacing-10: 2.5rem;
    --spacing-12: 3rem;
    --spacing-16: 4rem;
    --spacing-20: 5rem;
    --spacing-24: 6rem;

    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --radius-full: 9999px;

    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
    --shadow-2xl: 0 25px 50px -12px rgb(0 0 0 / 0.25);

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

    /* Container */
    --container-max: 1280px;
    --container-padding: 1.5rem;
}

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

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: var(--color-gray-700);
    background-color: var(--color-white);
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    color: var(--color-gray-900);
}

p {
    margin-bottom: 1rem;
}

p:last-child {
    margin-bottom: 0;
}

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

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

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

ul {
    list-style: none;
}

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

/* Section Base
   ========================================================================== */
.section {
    padding: var(--spacing-24) 0;
    position: relative;
}

.section-header {
    text-align: center;
    max-width: 800px;
    margin: 0 auto var(--spacing-16);
}

.section-label {
    display: inline-block;
    font-size: var(--font-size-sm);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-primary);
    margin-bottom: var(--spacing-4);
    padding: var(--spacing-2) var(--spacing-4);
    background: var(--color-primary-50);
    border-radius: var(--radius-full);
}

.section-title {
    font-size: clamp(var(--font-size-3xl), 5vw, var(--font-size-5xl));
    margin-bottom: var(--spacing-6);
}

.section-description {
    font-size: var(--font-size-lg);
    color: var(--color-gray-600);
    max-width: 600px;
    margin: 0 auto;
}

/* Text Gradient
   ========================================================================== */
.text-gradient {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Buttons
   ========================================================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-2);
    padding: var(--spacing-4) var(--spacing-8);
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    font-weight: 600;
    border: none;
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: all var(--transition-base);
    text-decoration: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
    color: var(--color-white);
    box-shadow: 0 4px 14px 0 rgba(255, 136, 0, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px 0 rgba(255, 136, 0, 0.4);
    color: var(--color-white);
}

.btn-secondary {
    background: var(--color-white);
    color: var(--color-gray-700);
    border: 2px solid var(--color-gray-200);
}

.btn-secondary:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
    transform: translateY(-2px);
}

.btn-icon {
    width: 20px;
    height: 20px;
    transition: transform var(--transition-fast);
}

.btn:hover .btn-icon {
    transform: translateX(4px);
}

.btn-full {
    width: 100%;
}

/* Navigation
   ========================================================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: var(--spacing-2) 0;
    transition: all var(--transition-base);
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    box-shadow: var(--shadow-md);
}

.navbar.scrolled {
    padding: var(--spacing-2) 0;
}

.nav-container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--container-padding);
    display: grid;
    grid-template-columns: auto 1fr auto;
    align-items: center;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
}

.nav-logo-img {
    height: 36px;
    width: auto;
}

.nav-menu {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-1);
}

.nav-cta-mobile {
    display: none;
}

.nav-cta-desktop {
    display: inline-flex;
}

.nav-link {
    padding: var(--spacing-2) var(--spacing-4);
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--color-gray-600);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.nav-link:hover {
    color: var(--color-primary);
    background: var(--color-primary-50);
}

.nav-link.nav-cta {
    background: var(--color-primary);
    color: var(--color-white);
}

.nav-link.nav-cta:hover {
    background: var(--color-primary-dark);
    color: var(--color-white);
}

/* Mobile Navigation Toggle */
.nav-toggle {
    display: none;
    width: 40px;
    height: 40px;
    background: transparent;
    border: none;
    cursor: pointer;
    position: absolute;
    right: var(--container-padding);
    z-index: 1001;
}

.hamburger {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-gray-900);
    position: relative;
    transition: all var(--transition-fast);
}

.hamburger::before,
.hamburger::after {
    content: '';
    position: absolute;
    width: 24px;
    height: 2px;
    background: inherit;
    left: 0;
    transition: all var(--transition-fast);
}

.hamburger::before {
    top: -8px;
}

.hamburger::after {
    bottom: -8px;
}

.nav-toggle.active .hamburger {
    background: transparent;
}

.nav-toggle.active .hamburger::before {
    top: 0;
    transform: rotate(45deg);
    background: var(--color-gray-900);
}

.nav-toggle.active .hamburger::after {
    bottom: 0;
    transform: rotate(-45deg);
    background: var(--color-gray-900);
}

/* Hero Section
   ========================================================================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-24) var(--container-padding);
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: -1;
    background: url('../assets/construct1.jpg') center center / cover no-repeat;
}

.hero-gradient {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg,
        rgba(0, 0, 0, 0.75) 0%,
        rgba(0, 0, 0, 0.6) 50%,
        rgba(0, 0, 0, 0.7) 100%);
}

.hero-pattern {
    position: absolute;
    inset: 0;
    background-image:
        radial-gradient(circle at 25% 25%, rgba(255, 255, 255, 0.1) 1px, transparent 1px),
        radial-gradient(circle at 75% 75%, rgba(255, 255, 255, 0.1) 1px, transparent 1px);
    background-size: 60px 60px;
    opacity: 0.5;
}

.hero-content {
    max-width: 900px;
    text-align: center;
    color: var(--color-white);
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-2);
    padding: var(--spacing-2) var(--spacing-4);
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-full);
    font-size: var(--font-size-sm);
    font-weight: 500;
    margin-bottom: var(--spacing-8);
}

.badge-dot {
    width: 8px;
    height: 8px;
    background: var(--color-success);
    border-radius: 50%;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.2); }
}

.hero-title {
    font-size: clamp(var(--font-size-4xl), 8vw, var(--font-size-6xl));
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: var(--spacing-6);
    color: var(--color-white);
}

.hero-logo {
    max-width: 400px;
    width: 100%;
    height: auto;
    margin: var(--spacing-4) auto 0;
    display: block;
    filter: drop-shadow(0 0 20px rgba(0, 0, 0, 0.8)) drop-shadow(0 0 40px rgba(0, 0, 0, 0.5));
}

.hero-subtitle {
    font-size: var(--font-size-xl);
    font-weight: 500;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: var(--spacing-4);
}

.hero-description {
    font-size: var(--font-size-lg);
    color: rgba(255, 255, 255, 0.8);
    max-width: 700px;
    margin: 0 auto var(--spacing-10);
    line-height: 1.7;
}

.hero-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-4);
    justify-content: center;
}

.hero .btn-secondary {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.3);
    color: var(--color-white);
    backdrop-filter: blur(10px);
}

.hero .btn-secondary:hover {
    background: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.5);
    color: var(--color-white);
}

/* Scroll Indicator */
.hero-scroll {
    position: absolute;
    bottom: var(--spacing-8);
    left: 50%;
    transform: translateX(-50%);
}

.scroll-indicator {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-2);
    color: rgba(255, 255, 255, 0.7);
    font-size: var(--font-size-xs);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    transition: color var(--transition-fast);
}

.scroll-indicator:hover {
    color: var(--color-white);
}

.scroll-arrow {
    width: 24px;
    height: 24px;
    animation: bounce 2s infinite;
}

.scroll-arrow svg {
    width: 100%;
    height: 100%;
}

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

/* About Section
   ========================================================================== */
.about {
    background: var(--color-gray-50);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-10);
    align-items: start;
}

.about-content {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-6);
}

.about-card {
    background: var(--color-white);
    padding: var(--spacing-8);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
}

.about-card:hover {
    box-shadow: var(--shadow-lg);
    /* transform handled by JS tilt effect */
}

.about-card-icon {
    width: 48px;
    height: 48px;
    background: var(--color-primary-50);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-4);
}

.about-card-icon svg {
    width: 24px;
    height: 24px;
    color: var(--color-primary);
}

.about-card h3 {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-4);
}

.about-card p {
    color: var(--color-gray-600);
    font-size: var(--font-size-base);
}

/* Feature Card */
.feature-card {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    padding: var(--spacing-10);
    border-radius: var(--radius-2xl);
    color: var(--color-white);
    height: 100%;
}

.feature-number {
    font-size: var(--font-size-6xl);
    font-weight: 800;
    line-height: 1;
    margin-bottom: var(--spacing-2);
}

.feature-label {
    font-size: var(--font-size-lg);
    font-weight: 500;
    opacity: 0.9;
}

.feature-divider {
    width: 60px;
    height: 4px;
    background: rgba(255, 255, 255, 0.3);
    border-radius: var(--radius-full);
    margin: var(--spacing-6) 0;
}

.feature-card h3 {
    color: var(--color-white);
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-4);
}

.feature-card p {
    opacity: 0.9;
    font-size: var(--font-size-base);
}

.feature-list {
    margin-top: var(--spacing-6);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-3);
}

.feature-list li {
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
    font-size: var(--font-size-base);
}

.feature-list svg {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
    color: var(--color-success);
}

/* Services Section
   ========================================================================== */
.services {
    background: var(--color-white);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-8);
}

.service-card {
    position: relative;
    background: var(--color-white);
    padding: var(--spacing-8);
    border-radius: var(--radius-xl);
    border: 1px solid var(--color-gray-200);
    overflow: hidden;
    transition: all var(--transition-base);
}

.service-card:hover {
    border-color: var(--color-primary-100);
    box-shadow: var(--shadow-xl);
    /* transform handled by JS tilt effect */
}

.service-card:hover .service-card-bg {
    opacity: 1;
}

.service-card-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--color-primary) 0%, var(--color-accent) 100%);
    opacity: 0;
    transition: opacity var(--transition-base);
}

.service-icon {
    width: 56px;
    height: 56px;
    background: var(--color-primary-50);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-5);
    transition: all var(--transition-base);
}

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

.service-icon svg {
    width: 28px;
    height: 28px;
    color: var(--color-primary);
    transition: color var(--transition-base);
}

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

.service-title {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-3);
}

.service-description {
    color: var(--color-gray-600);
    margin-bottom: var(--spacing-5);
}

.service-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-2);
}

.service-list li {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-2);
    font-size: var(--font-size-sm);
    color: var(--color-gray-600);
    padding-left: var(--spacing-4);
    position: relative;
}

.service-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 8px;
    width: 6px;
    height: 6px;
    background: var(--color-primary);
    border-radius: 50%;
}

/* Equipment Section
   ========================================================================== */
.equipment {
    background: var(--color-gray-50);
}

.equipment-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-6);
}

.equipment-card {
    background: var(--color-white);
    padding: var(--spacing-6);
    border-radius: var(--radius-xl);
    text-align: center;
    border: 1px solid var(--color-gray-200);
    transition: all var(--transition-base);
}

.equipment-card:hover {
    box-shadow: var(--shadow-lg);
    border-color: var(--color-primary-100);
    /* transform handled by JS tilt effect */
}

.equipment-icon {
    width: 100px;
    height: 100px;
    margin: 0 auto var(--spacing-4);
    color: var(--color-primary);
}

.equipment-icon svg,
.equipment-icon img {
    width: 100%;
    height: 100%;
}

.equipment-card h3 {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-2);
}

.equipment-card p {
    font-size: var(--font-size-sm);
    color: var(--color-gray-600);
}

.equipment-footer {
    margin-top: var(--spacing-12);
}

.equipment-note {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-6);
    background: var(--color-white);
    padding: var(--spacing-8);
    border-radius: var(--radius-xl);
    border: 1px solid var(--color-gray-200);
}

.note-icon {
    width: 56px;
    height: 56px;
    background: var(--color-success);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.note-icon svg {
    width: 28px;
    height: 28px;
    color: var(--color-white);
}

.note-content h4 {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-2);
}

.note-content p {
    color: var(--color-gray-600);
}

/* Safety Section
   ========================================================================== */
.safety {
    background: var(--color-white);
}

.safety-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-8);
}

.safety-card {
    background: var(--color-gray-50);
    padding: var(--spacing-8);
    border-radius: var(--radius-xl);
    transition: all var(--transition-base);
}

.safety-card:hover {
    box-shadow: var(--shadow-lg);
    /* transform handled by JS tilt effect */
}

.safety-card-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-4);
    margin-bottom: var(--spacing-4);
}

.safety-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
}

.safety-icon svg {
    width: 24px;
    height: 24px;
}

.safety-icon-yellow {
    background: #fef3c7;
}

.safety-icon-yellow svg {
    color: #d97706;
}

.safety-icon-green {
    background: #d1fae5;
}

.safety-icon-green svg {
    color: #059669;
}

.safety-icon-blue {
    background: var(--color-primary-100);
}

.safety-icon-blue svg {
    color: var(--color-primary);
}

.safety-card h3 {
    font-size: var(--font-size-lg);
}

.safety-card > p {
    color: var(--color-gray-600);
    margin-bottom: var(--spacing-5);
}

.safety-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-2);
}

.safety-list li {
    font-size: var(--font-size-sm);
    color: var(--color-gray-700);
    padding-left: var(--spacing-5);
    position: relative;
}

.safety-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 8px;
    width: 8px;
    height: 8px;
    border: 2px solid var(--color-primary);
    border-radius: 50%;
}

/* Contact Section
   ========================================================================== */
.contact {
    background: var(--color-gray-50);
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-16);
    align-items: start;
}

.contact-info .section-label {
    margin-bottom: var(--spacing-4);
}

.contact-info .section-title {
    text-align: left;
    margin-bottom: var(--spacing-6);
}

.contact-description {
    font-size: var(--font-size-lg);
    color: var(--color-gray-600);
    margin-bottom: var(--spacing-10);
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-6);
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-4);
}

.contact-icon {
    width: 48px;
    height: 48px;
    background: var(--color-primary-50);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contact-icon svg {
    width: 24px;
    height: 24px;
    color: var(--color-primary);
}

.contact-text {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-1);
}

.contact-label {
    font-size: var(--font-size-sm);
    color: var(--color-gray-500);
}

.contact-value {
    font-size: var(--font-size-base);
    font-weight: 500;
    color: var(--color-gray-900);
}

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

/* Contact Form */
.contact-form-wrapper {
    background: var(--color-white);
    padding: var(--spacing-10);
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-xl);
}

.contact-form h3 {
    font-size: var(--font-size-2xl);
    margin-bottom: var(--spacing-2);
}

.contact-form > p {
    color: var(--color-gray-600);
    margin-bottom: var(--spacing-8);
}

.form-group {
    margin-bottom: var(--spacing-5);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-5);
}

.form-group label {
    display: block;
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--color-gray-700);
    margin-bottom: var(--spacing-2);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: var(--spacing-3) var(--spacing-4);
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    color: var(--color-gray-900);
    background: var(--color-gray-50);
    border: 2px solid var(--color-gray-200);
    border-radius: var(--radius-lg);
    transition: all var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    background: var(--color-white);
    box-shadow: 0 0 0 4px var(--color-primary-50);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--color-gray-400);
}

.form-group select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='%236b7280' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    background-size: 20px;
    padding-right: var(--spacing-10);
}

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

.contact-form .btn {
    margin-top: var(--spacing-4);
}

/* Footer
   ========================================================================== */
.footer {
    background: linear-gradient(135deg, var(--color-contrast) 0%, var(--color-secondary) 100%);
    color: var(--color-gray-300);
    padding: var(--spacing-16) 0 var(--spacing-8);
}

.footer-main {
    display: grid;
    grid-template-columns: 1.5fr 2fr;
    gap: var(--spacing-16);
    padding-bottom: var(--spacing-12);
    border-bottom: 1px solid rgba(255, 255, 255, 0.15);
}

.footer-logo {
    display: inline-block;
    margin-bottom: var(--spacing-4);
}

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

.footer-tagline {
    font-size: var(--font-size-lg);
    font-weight: 500;
    color: var(--color-gray-300);
    margin-bottom: var(--spacing-4);
}

.footer-description {
    font-size: var(--font-size-base);
    line-height: 1.7;
    max-width: 320px;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-8);
}

.footer-column h4 {
    color: var(--color-white);
    font-size: var(--font-size-base);
    font-weight: 600;
    margin-bottom: var(--spacing-5);
}

.footer-column ul {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-3);
}

.footer-column a {
    color: var(--color-gray-400);
    font-size: var(--font-size-sm);
    transition: color var(--transition-fast);
}

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

.footer-column li:not(:has(a)) {
    font-size: var(--font-size-sm);
}

.footer-bottom {
    padding-top: var(--spacing-8);
    text-align: center;
}

.footer-bottom p {
    font-size: var(--font-size-sm);
}

/* Animations
   ========================================================================== */
.animate-fade-up {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeUp 0.8s ease forwards;
}

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

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

/* Scroll Animations - subtle pop on scroll, no transform interference */
.animate-on-scroll {
    opacity: 1;
}

.animate-on-scroll.in-view {
    animation: subtlePop 0.4s ease;
}

@keyframes subtlePop {
    0% { opacity: 0.9; }
    100% { opacity: 1; }
}

/* ==========================================================================
   ENHANCED ANIMATIONS - Modern Interactive Effects
   ========================================================================== */

/* Scroll Progress Indicator */
.scroll-progress {
    position: fixed;
    top: 0;
    left: 0;
    width: 0%;
    height: 3px;
    background: linear-gradient(90deg, var(--color-primary) 0%, var(--color-accent) 100%);
    z-index: 9999;
    transition: width 0.1s ease-out;
    box-shadow: 0 0 10px var(--color-primary), 0 0 5px var(--color-primary);
}

/* Custom Cursor */
.cursor {
    position: fixed;
    width: 12px;
    height: 12px;
    background: var(--color-primary);
    border-radius: 50%;
    pointer-events: none;
    z-index: 99999;
    mix-blend-mode: difference;
    transition: transform 0.15s ease, opacity 0.15s ease;
    transform: translate(-50%, -50%);
}

.cursor-follower {
    position: fixed;
    width: 40px;
    height: 40px;
    border: 2px solid var(--color-primary);
    border-radius: 50%;
    pointer-events: none;
    z-index: 99998;
    opacity: 0.5;
    transition: transform 0.3s ease, opacity 0.3s ease, width 0.3s ease, height 0.3s ease;
    transform: translate(-50%, -50%);
}

.cursor.hover {
    transform: translate(-50%, -50%) scale(2);
    background: var(--color-white);
}

.cursor-follower.hover {
    width: 60px;
    height: 60px;
    opacity: 0.3;
}

.cursor-follower.clicking {
    transform: translate(-50%, -50%) scale(0.8);
}

/* Hide custom cursor on touch devices */
@media (hover: none) and (pointer: coarse) {
    .cursor,
    .cursor-follower {
        display: none !important;
    }
}

/* Button Ripple Effect */
.btn-ripple {
    position: absolute;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.4);
    transform: scale(0);
    animation: ripple 0.6s ease-out;
    pointer-events: none;
}

@keyframes ripple {
    to {
        transform: scale(4);
        opacity: 0;
    }
}

/* Magnetic Button Effect */
.magnetic {
    transition: transform 0.3s cubic-bezier(0.23, 1, 0.32, 1);
}

/* 3D Card Tilt Effect - Override slow transitions */
.service-card,
.equipment-card,
.about-card,
.safety-card,
.feature-card {
    transition: box-shadow 0.3s ease !important;
}

.service-card:hover,
.equipment-card:hover,
.about-card:hover,
.safety-card:hover,
.feature-card:hover {
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.2);
}

/* Card Glow Effect - Disabled to prevent layout issues */
/* Use box-shadow instead for glow effect */

/* Form enhancements - focus states handled by existing styles */

/* GSAP handles section and content animations */

/* Counter Animation - no pseudo-element to prevent layout issues */

/* Scroll arrow uses existing bounce animation */

/* Loading states handled by JS */

/* Button hover uses existing transform effects */

/* Icon hover animations */

/* Service Icon Rotation on Hover */
.service-card:hover .service-icon {
    animation: iconBounce 0.5s cubic-bezier(0.23, 1, 0.32, 1);
}

@keyframes iconBounce {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.2); }
}

/* Equipment Icon Float */
.equipment-card:hover .equipment-icon {
    animation: iconFloat 0.6s ease-in-out;
}

@keyframes iconFloat {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

/* Safety Icon Pulse */
.safety-card:hover .safety-icon {
    animation: iconPulse 0.5s ease;
}

@keyframes iconPulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.15); }
}

/* List items use default visibility */

/* Contact Item Hover Effect */
.contact-item {
    transition: transform 0.3s ease;
}

.contact-item:hover {
    transform: translateX(10px);
}

.contact-item:hover .contact-icon {
    animation: iconPulse 0.5s ease;
    background: var(--color-primary);
}

.contact-item:hover .contact-icon svg {
    color: var(--color-white);
}

/* Footer Link Hover Effect */
.footer-column a {
    position: relative;
    display: inline-block;
}

.footer-column a::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--color-primary);
    transition: width 0.3s ease;
}

.footer-column a:hover::after {
    width: 100%;
}

/* Loading State for Form Button */
.btn.loading {
    pointer-events: none;
    position: relative;
}

.btn.loading span:not(.btn-ripple) {
    opacity: 0;
}

.btn.loading::after {
    content: '';
    position: absolute;
    width: 20px;
    height: 20px;
    border: 2px solid transparent;
    border-top-color: currentColor;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Responsive Design
   ========================================================================== */
@media (max-width: 1024px) {
    .about-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-8);
    }

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

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

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

    .contact-wrapper {
        grid-template-columns: 1fr;
        gap: var(--spacing-10);
        justify-items: center;
    }

    .contact-info,
    .contact-form-wrapper {
        width: 100%;
        max-width: 100%;
    }

    .footer-main {
        grid-template-columns: 1fr;
        gap: var(--spacing-10);
    }

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

@media (max-width: 768px) {
    :root {
        --container-padding: 1rem;
    }

    .section {
        padding: var(--spacing-16) 0;
    }

    .nav-container {
        display: flex;
        justify-content: space-between;
    }

    .nav-toggle {
        display: flex;
        align-items: center;
        justify-content: center;
        position: relative;
        right: auto;
    }

    .nav-cta-desktop {
        display: none;
    }

    .nav-cta-mobile {
        display: list-item;
    }

    .nav-menu {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: var(--color-white);
        flex-direction: column;
        justify-content: center;
        gap: var(--spacing-2);
        opacity: 0;
        visibility: hidden;
        transition: all var(--transition-base);
    }

    .nav-menu.active {
        opacity: 1;
        visibility: visible;
    }

    .nav-menu .nav-link {
        font-size: var(--font-size-lg);
        color: var(--color-gray-700);
        padding: var(--spacing-3) var(--spacing-6);
    }

    .nav-menu .nav-link:hover {
        color: var(--color-primary);
        background: var(--color-primary-50);
    }

    .nav-link.nav-cta {
        margin-left: 0;
        margin-top: var(--spacing-4);
    }

    .hero {
        min-height: 100svh;
        padding: var(--spacing-24) var(--container-padding) var(--spacing-16);
    }

    .hero-bg {
        background-position: center center;
    }

    .hero-buttons {
        flex-direction: column;
        width: 100%;
        max-width: 300px;
        margin: 0 auto;
    }

    .hero-scroll {
        display: none;
    }

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

    .equipment-note {
        flex-direction: column;
        text-align: center;
    }

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

    .footer-links {
        grid-template-columns: 1fr 1fr;
        gap: var(--spacing-6);
    }

    .footer-bottom {
        text-align: left;
    }
}

@media (max-width: 480px) {
    .section-header {
        margin-bottom: var(--spacing-10);
    }

    .about-card,
    .service-card,
    .equipment-card,
    .safety-card,
    .contact-form-wrapper {
        padding: var(--spacing-6);
    }

    .contact-form-wrapper,
    .contact-info {
        width: 100%;
        margin: 0 auto;
        box-sizing: border-box;
    }

    .feature-card {
        padding: var(--spacing-8);
    }

    .feature-number {
        font-size: var(--font-size-5xl);
    }

    .footer-links {
        grid-template-columns: 1fr;
        gap: var(--spacing-6);
    }

    .footer-column {
        text-align: center;
    }
}

@media (max-width: 400px) {
    .contact-wrapper {
        padding: 0;
    }

    .contact-info,
    .contact-form-wrapper {
        width: 100%;
        margin-left: 0;
        margin-right: 0;
        padding-left: var(--spacing-4);
        padding-right: var(--spacing-4);
    }
}

/* Print Styles
   ========================================================================== */
@media print {
    .navbar,
    .hero-scroll,
    .contact-form-wrapper {
        display: none;
    }

    .section {
        padding: var(--spacing-8) 0;
    }

    .hero {
        min-height: auto;
        background: none;
        color: var(--color-gray-900);
    }

    .hero-gradient,
    .hero-pattern {
        display: none;
    }

    .hero-title,
    .hero-subtitle,
    .hero-description {
        color: var(--color-gray-900);
    }
}