/* =====================================================
   PureSlab Concrete Co. - PREMIUM Stylesheet
   Dark Theme | Gold Accents | Industrial Premium
   Enhanced with animations, glass effects & micro-interactions
   ===================================================== */

/* CSS Variables */
:root {
    /* Colors */
    --color-black: #0A0A0A;
    --color-dark: #0D0D0D;
    --color-dark-secondary: #111111;
    --color-dark-tertiary: #161616;
    --color-dark-elevated: #1E1E1E;
    --color-gold: #C9A227;
    --color-gold-light: #E5C35C;
    --color-gold-dark: #A88A1F;
    --color-gold-glow: rgba(201, 162, 39, 0.4);
    --color-white: #FFFFFF;
    --color-gray-100: #F5F5F5;
    --color-gray-200: #E8E8E8;
    --color-gray-300: #CCCCCC;
    --color-gray-400: #999999;
    --color-gray-500: #666666;
    --color-success: #2E7D32;
    --color-error: #C62828;

    /* Glass effect */
    --glass-bg: rgba(20, 20, 20, 0.7);
    --glass-border: rgba(255, 255, 255, 0.05);
    --glass-blur: 20px;

    /* Typography */
    --font-display: 'Bebas Neue', 'Oswald', sans-serif;
    --font-heading: 'Oswald', sans-serif;
    --font-body: 'Outfit', sans-serif;

    /* Spacing */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;
    --space-4xl: 6rem;
    --space-5xl: 8rem;

    /* Container */
    --container-max: 1400px;
    --container-padding: 1.5rem;

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 300ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 500ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-bounce: 500ms cubic-bezier(0.34, 1.56, 0.64, 1);

    /* Shadows */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 30px rgba(0, 0, 0, 0.5);
    --shadow-xl: 0 20px 50px rgba(0, 0, 0, 0.6);
    --shadow-gold: 0 4px 30px rgba(201, 162, 39, 0.3);
    --shadow-gold-lg: 0 10px 50px rgba(201, 162, 39, 0.4);

    /* Border Radius */
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 30px;
}

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

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

body {
    font-family: var(--font-body);
    font-weight: 400;
    font-size: 16px;
    line-height: 1.6;
    color: var(--color-gray-200);
    background-color: var(--color-dark);
    overflow-x: hidden;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: var(--color-dark);
}

::-webkit-scrollbar-thumb {
    background: var(--color-dark-elevated);
    border-radius: 5px;
    border: 2px solid var(--color-dark);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--color-gold);
}

/* Selection */
::selection {
    background: var(--color-gold);
    color: var(--color-black);
}

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

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

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 400;
    color: var(--color-white);
    line-height: 1.1;
    letter-spacing: 0.02em;
}

h1 { font-size: clamp(2.5rem, 8vw, 5.5rem); }
h2 { font-size: clamp(2rem, 5vw, 4rem); }
h3 { font-size: clamp(1.25rem, 3vw, 1.75rem); }
h4 { font-size: 1.25rem; }

p {
    color: var(--color-gray-300);
}

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

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

/* =====================================================
   LOADING SCREEN
   ===================================================== */
.loader {
    position: fixed;
    inset: 0;
    background: var(--color-black);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    gap: var(--space-lg);
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

.loader.hidden {
    opacity: 0;
    visibility: hidden;
}

.loader-logo {
    font-family: var(--font-heading);
    font-size: 3rem;
    font-weight: 700;
    letter-spacing: 0.05em;
}

.loader-logo .pure { color: var(--color-white); }
.loader-logo .slab { color: var(--color-gold); }

.loader-bar {
    width: 200px;
    height: 3px;
    background: var(--color-dark-elevated);
    border-radius: 3px;
    overflow: hidden;
}

.loader-progress {
    width: 0%;
    height: 100%;
    background: linear-gradient(90deg, var(--color-gold), var(--color-gold-light));
    border-radius: 3px;
    animation: loadProgress 1.5s ease-out forwards;
}

@keyframes loadProgress {
    0% { width: 0%; }
    100% { width: 100%; }
}

/* =====================================================
   HEADER / NAVIGATION
   ===================================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: var(--space-lg) 0;
    transition: all var(--transition-base);
}

.header::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to bottom, rgba(10, 10, 10, 0.9), transparent);
    opacity: 1;
    transition: opacity var(--transition-base);
}

.header.scrolled::before {
    opacity: 0;
}

.header.scrolled {
    padding: var(--space-md) 0;
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border-bottom: 1px solid var(--glass-border);
}

.header-container {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

/* Logo */
.logo {
    font-family: var(--font-heading);
    font-size: 1.75rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    display: flex;
    gap: 0.1em;
    position: relative;
}

.logo::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-gold);
    transition: width var(--transition-base);
}

.logo:hover::after {
    width: 100%;
}

.logo-pure {
    color: var(--color-white);
}

.logo-slab {
    color: var(--color-gold);
    text-shadow: 0 0 30px var(--color-gold-glow);
}

/* Navigation */
.nav-list {
    display: flex;
    align-items: center;
    gap: var(--space-xl);
    list-style: none;
}

.nav-link {
    font-family: var(--font-body);
    font-size: 0.9rem;
    font-weight: 500;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--color-gray-300);
    position: relative;
    padding: var(--space-sm) 0;
}

.nav-link::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--color-gold);
    transition: all var(--transition-base);
    transform: translateX(-50%);
}

.nav-link:hover,
.nav-link.active {
    color: var(--color-white);
}

.nav-link:hover::before,
.nav-link.active::before {
    width: 100%;
}

.nav-cta {
    background: linear-gradient(135deg, var(--color-gold), var(--color-gold-dark));
    color: var(--color-black) !important;
    padding: var(--space-sm) var(--space-xl) !important;
    border-radius: var(--radius-xl);
    font-weight: 600;
    box-shadow: var(--shadow-gold);
    transition: all var(--transition-base);
}

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

.nav-cta:hover {
    transform: translateY(-3px) scale(1.02);
    box-shadow: var(--shadow-gold-lg);
}

/* Mobile Nav Toggle */
.nav-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 6px;
    width: 36px;
    height: 36px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 6px;
    z-index: 1001;
}

.nav-toggle span {
    display: block;
    width: 100%;
    height: 2px;
    background: var(--color-white);
    transition: var(--transition-base);
    transform-origin: center;
    border-radius: 2px;
}

.nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
}

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

.nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
}

/* =====================================================
   HERO SECTION
   ===================================================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse at 30% 20%, rgba(201, 162, 39, 0.08) 0%, transparent 50%),
        radial-gradient(ellipse at 70% 80%, rgba(201, 162, 39, 0.05) 0%, transparent 40%),
        var(--color-dark);
}

/* Animated grid background */
.hero-grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(201, 162, 39, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(201, 162, 39, 0.03) 1px, transparent 1px);
    background-size: 60px 60px;
    animation: gridMove 20s linear infinite;
}

@keyframes gridMove {
    0% { transform: translate(0, 0); }
    100% { transform: translate(60px, 60px); }
}

/* Floating particles */
.hero-particles {
    position: absolute;
    inset: 0;
    overflow: hidden;
    pointer-events: none;
}

.particle {
    position: absolute;
    width: 4px;
    height: 4px;
    background: var(--color-gold);
    border-radius: 50%;
    opacity: 0.3;
    animation: float 15s infinite ease-in-out;
}

.particle:nth-child(1) { left: 10%; top: 20%; animation-delay: 0s; animation-duration: 12s; }
.particle:nth-child(2) { left: 20%; top: 80%; animation-delay: 2s; animation-duration: 18s; }
.particle:nth-child(3) { left: 30%; top: 40%; animation-delay: 4s; animation-duration: 14s; }
.particle:nth-child(4) { left: 50%; top: 10%; animation-delay: 1s; animation-duration: 16s; }
.particle:nth-child(5) { left: 60%; top: 70%; animation-delay: 3s; animation-duration: 20s; }
.particle:nth-child(6) { left: 70%; top: 30%; animation-delay: 5s; animation-duration: 13s; }
.particle:nth-child(7) { left: 80%; top: 60%; animation-delay: 2.5s; animation-duration: 17s; }
.particle:nth-child(8) { left: 90%; top: 90%; animation-delay: 1.5s; animation-duration: 15s; }

@keyframes float {
    0%, 100% {
        transform: translate(0, 0) scale(1);
        opacity: 0.3;
    }
    25% {
        transform: translate(20px, -30px) scale(1.5);
        opacity: 0.6;
    }
    50% {
        transform: translate(-10px, -60px) scale(1);
        opacity: 0.3;
    }
    75% {
        transform: translate(30px, -30px) scale(1.2);
        opacity: 0.5;
    }
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at center, transparent 0%, rgba(10, 10, 10, 0.4) 100%);
}

.hero-content {
    position: relative;
    text-align: center;
    padding: var(--space-4xl) var(--container-padding);
    max-width: 1000px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.2em;
    color: var(--color-gold);
    padding: var(--space-sm) var(--space-xl);
    border: 1px solid var(--color-gold);
    border-radius: var(--radius-xl);
    margin-bottom: var(--space-xl);
    background: rgba(201, 162, 39, 0.1);
    backdrop-filter: blur(10px);
    animation: fadeInDown 0.8s ease forwards, badgePulse 3s ease-in-out infinite 1s;
}

@keyframes badgePulse {
    0%, 100% { box-shadow: 0 0 0 0 rgba(201, 162, 39, 0.4); }
    50% { box-shadow: 0 0 20px 5px rgba(201, 162, 39, 0.2); }
}

.hero-badge svg {
    width: 16px;
    height: 16px;
}

.hero-title {
    margin-bottom: var(--space-lg);
    text-shadow: 0 4px 30px rgba(0, 0, 0, 0.5);
}

.title-line {
    display: block;
    animation: fadeInUp 0.8s ease forwards;
    opacity: 0;
}

.title-line:nth-child(1) { animation-delay: 0.3s; }
.title-line:nth-child(2) { animation-delay: 0.5s; }
.title-line:nth-child(3) { animation-delay: 0.7s; }

.title-line.accent {
    color: var(--color-gold);
    font-size: 0.5em;
    text-shadow: 0 0 40px var(--color-gold-glow);
}

.hero-tagline {
    font-size: clamp(1.2rem, 2.5vw, 1.6rem);
    color: var(--color-gray-300);
    margin-bottom: var(--space-2xl);
    animation: fadeInUp 0.8s ease 0.9s forwards;
    opacity: 0;
    font-weight: 300;
    letter-spacing: 0.1em;
}

.hero-ctas {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--space-lg);
    margin-bottom: var(--space-2xl);
    animation: fadeInUp 0.8s ease 1.1s forwards;
    opacity: 0;
}

.hero-guarantee {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: 0.95rem;
    color: var(--color-gray-400);
    animation: fadeInUp 0.8s ease 1.3s forwards;
    opacity: 0;
    background: var(--glass-bg);
    padding: var(--space-sm) var(--space-lg);
    border-radius: var(--radius-xl);
    backdrop-filter: blur(10px);
}

.hero-guarantee svg {
    color: var(--color-gold);
}

.hero-scroll {
    position: absolute;
    bottom: var(--space-2xl);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
    color: var(--color-gray-500);
    font-size: 0.75rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    animation: fadeIn 0.8s ease 1.5s forwards;
    opacity: 0;
    cursor: pointer;
    transition: color var(--transition-fast);
}

.hero-scroll:hover {
    color: var(--color-gold);
}

.scroll-line {
    width: 1px;
    height: 60px;
    background: linear-gradient(to bottom, var(--color-gold), transparent);
    position: relative;
    overflow: hidden;
}

.scroll-line::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 20px;
    background: var(--color-gold);
    animation: scrollDown 2s ease-in-out infinite;
}

@keyframes scrollDown {
    0% { transform: translateY(-20px); opacity: 0; }
    30% { opacity: 1; }
    100% { transform: translateY(60px); opacity: 0; }
}

/* =====================================================
   BUTTONS
   ===================================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    font-family: var(--font-body);
    font-size: 0.9rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    padding: var(--space-md) var(--space-xl);
    border: 2px solid transparent;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(255,255,255,0.1), transparent);
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.btn:hover::before {
    opacity: 1;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-gold), var(--color-gold-dark));
    color: var(--color-black);
    border-color: var(--color-gold);
    box-shadow: var(--shadow-gold);
}

.btn-primary:hover {
    transform: translateY(-4px) scale(1.02);
    box-shadow: var(--shadow-gold-lg);
}

.btn-primary svg {
    transition: transform var(--transition-base);
}

.btn-primary:hover svg {
    transform: translateX(5px);
}

.btn-secondary {
    background: transparent;
    color: var(--color-white);
    border-color: var(--color-gray-500);
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    border-color: var(--color-gold);
    color: var(--color-gold);
    background: rgba(201, 162, 39, 0.1);
}

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

.btn-ghost:hover {
    color: var(--color-gold);
}

.btn-large {
    padding: var(--space-lg) var(--space-2xl);
    font-size: 1rem;
    border-radius: var(--radius-lg);
}

/* Button with shine effect */
.btn-shine {
    position: relative;
    overflow: hidden;
}

.btn-shine::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
    transition: left 0.5s ease;
}

.btn-shine:hover::after {
    left: 100%;
}

/* =====================================================
   SECTION STYLING
   ===================================================== */
section {
    padding: var(--space-5xl) 0;
    position: relative;
}

.section-header {
    text-align: center;
    margin-bottom: var(--space-4xl);
}

.section-label {
    display: inline-block;
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 0.25em;
    text-transform: uppercase;
    color: var(--color-gold);
    margin-bottom: var(--space-md);
    position: relative;
    padding: 0 var(--space-xl);
}

.section-label::before,
.section-label::after {
    content: '';
    position: absolute;
    top: 50%;
    width: 40px;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--color-gold));
}

.section-label::before {
    right: 100%;
    background: linear-gradient(90deg, transparent, var(--color-gold));
}

.section-label::after {
    left: 100%;
    background: linear-gradient(90deg, var(--color-gold), transparent);
}

.section-title {
    margin-bottom: var(--space-md);
    background: linear-gradient(135deg, var(--color-white), var(--color-gray-300));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-subtitle {
    font-size: 1.15rem;
    color: var(--color-gray-400);
    max-width: 650px;
    margin: 0 auto;
    line-height: 1.7;
}

/* =====================================================
   BEFORE/AFTER TRANSFORMATIONS
   ===================================================== */
.transformations {
    background: var(--color-dark-secondary);
    position: relative;
    overflow: hidden;
}

.transformations::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--color-gold), transparent);
}

.transformations::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--color-gold), transparent);
}

.slider-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(380px, 1fr));
    gap: var(--space-xl);
    margin-bottom: var(--space-3xl);
}

.slider-item {
    background: var(--color-dark-tertiary);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all var(--transition-base);
    border: 1px solid transparent;
}

.slider-item:hover {
    transform: translateY(-10px);
    border-color: rgba(201, 162, 39, 0.3);
    box-shadow: var(--shadow-xl), 0 0 40px rgba(201, 162, 39, 0.1);
}

.comparison-slider {
    --divider-width: 3px;
    --divider-color: var(--color-gold);
    --handle-opacity: 1;
    --handle-size: 50px;
}

.comparison-slider figure {
    margin: 0;
    position: relative;
}

.comparison-slider img {
    width: 100%;
    height: 320px;
    object-fit: cover;
}

.comparison-slider figcaption {
    position: absolute;
    bottom: var(--space-md);
    padding: var(--space-xs) var(--space-lg);
    background: rgba(10, 10, 10, 0.9);
    backdrop-filter: blur(10px);
    color: var(--color-white);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.15em;
    border-radius: var(--radius-sm);
}

.comparison-slider .before figcaption {
    left: var(--space-md);
}

.comparison-slider .after figcaption {
    right: var(--space-md);
    background: linear-gradient(135deg, var(--color-gold), var(--color-gold-dark));
    color: var(--color-black);
}

.slider-caption {
    padding: var(--space-xl);
}

.slider-caption h3 {
    font-family: var(--font-heading);
    font-size: 1.3rem;
    margin-bottom: var(--space-xs);
}

.slider-caption p {
    font-size: 0.9rem;
    color: var(--color-gray-400);
}

.view-gallery {
    display: inline-flex;
    align-items: center;
    gap: var(--space-md);
    font-weight: 600;
    color: var(--color-gold);
    font-size: 1.1rem;
    margin: 0 auto;
    display: flex;
    justify-content: center;
    transition: all var(--transition-base);
}

.view-gallery:hover {
    gap: var(--space-lg);
    text-shadow: 0 0 20px var(--color-gold-glow);
}

.view-gallery svg {
    transition: transform var(--transition-base);
}

.view-gallery:hover svg {
    transform: translateX(5px);
}

/* =====================================================
   SERVICES SECTION
   ===================================================== */
.services {
    background: var(--color-dark);
    position: relative;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
    gap: var(--space-xl);
}

.service-card {
    position: relative;
    background: var(--color-dark-tertiary);
    padding: var(--space-2xl);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-dark-elevated);
    transition: all var(--transition-base);
    display: block;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(201, 162, 39, 0.05), transparent);
    opacity: 0;
    transition: opacity var(--transition-base);
}

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

.service-card:hover {
    border-color: rgba(201, 162, 39, 0.4);
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl), 0 0 50px rgba(201, 162, 39, 0.1);
}

.service-card.featured {
    background: linear-gradient(135deg, var(--color-dark-tertiary), rgba(201, 162, 39, 0.08));
    border-color: rgba(201, 162, 39, 0.3);
}

.service-badge {
    position: absolute;
    top: var(--space-lg);
    right: var(--space-lg);
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--color-black);
    background: linear-gradient(135deg, var(--color-gold), var(--color-gold-light));
    padding: var(--space-xs) var(--space-md);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-gold);
}

.service-icon {
    width: 90px;
    height: 90px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-dark-elevated), var(--color-dark-tertiary));
    border-radius: var(--radius-md);
    margin-bottom: var(--space-xl);
    color: var(--color-gold);
    transition: all var(--transition-base);
    position: relative;
}

.service-icon::after {
    content: '';
    position: absolute;
    inset: -2px;
    border-radius: var(--radius-md);
    background: linear-gradient(135deg, var(--color-gold), transparent);
    opacity: 0;
    transition: opacity var(--transition-base);
    z-index: -1;
}

.service-card:hover .service-icon {
    background: linear-gradient(135deg, var(--color-gold), var(--color-gold-dark));
    color: var(--color-black);
    transform: scale(1.1) rotate(5deg);
}

.service-card:hover .service-icon::after {
    opacity: 1;
}

.service-card h3 {
    font-family: var(--font-heading);
    font-size: 1.6rem;
    margin-bottom: var(--space-md);
    position: relative;
}

.service-card p {
    font-size: 1rem;
    line-height: 1.7;
    margin-bottom: var(--space-xl);
    color: var(--color-gray-400);
}

.service-link {
    font-weight: 600;
    color: var(--color-gold);
    font-size: 0.9rem;
    letter-spacing: 0.05em;
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    transition: all var(--transition-base);
}

.service-card:hover .service-link {
    gap: var(--space-md);
}

/* =====================================================
   WHY US SECTION
   ===================================================== */
.why-us {
    position: relative;
    background: var(--color-dark-secondary);
    overflow: hidden;
}

.why-us-bg {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse at 0% 50%, rgba(201, 162, 39, 0.08) 0%, transparent 50%);
}

.why-us-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-4xl);
    align-items: center;
    position: relative;
}

.why-us-content {
    padding-right: var(--space-2xl);
}

.why-us-intro {
    font-size: 1.15rem;
    margin-bottom: var(--space-2xl);
    color: var(--color-gray-300);
    line-height: 1.8;
}

.benefits-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
}

.benefits-list li {
    display: flex;
    gap: var(--space-lg);
    padding: var(--space-lg);
    background: var(--color-dark-tertiary);
    border-radius: var(--radius-md);
    border-left: 4px solid var(--color-gold);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.benefits-list li::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, rgba(201, 162, 39, 0.05), transparent);
    opacity: 0;
    transition: opacity var(--transition-base);
}

.benefits-list li:hover::before {
    opacity: 1;
}

.benefits-list li:hover {
    transform: translateX(10px);
    box-shadow: var(--shadow-lg);
}

.benefit-icon {
    flex-shrink: 0;
    width: 54px;
    height: 54px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(201, 162, 39, 0.15), rgba(201, 162, 39, 0.05));
    border-radius: var(--radius-sm);
    color: var(--color-gold);
    position: relative;
}

.benefit-content h4 {
    font-family: var(--font-heading);
    font-size: 1.15rem;
    margin-bottom: var(--space-xs);
}

.benefit-content p {
    font-size: 0.95rem;
    color: var(--color-gray-400);
}

.why-us-image {
    position: relative;
}

.image-frame {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.image-frame::before {
    content: '';
    position: absolute;
    inset: 0;
    border: 3px solid var(--color-gold);
    border-radius: var(--radius-lg);
    transform: translate(25px, 25px);
    z-index: -1;
    opacity: 0.5;
}

.image-frame::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(10, 10, 10, 0.5), transparent 50%);
    pointer-events: none;
}

.image-frame img {
    width: 100%;
    height: 550px;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

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

.experience-badge {
    position: absolute;
    bottom: -25px;
    left: -25px;
    background: linear-gradient(135deg, var(--color-gold), var(--color-gold-dark));
    color: var(--color-black);
    padding: var(--space-xl) var(--space-2xl);
    border-radius: var(--radius-md);
    text-align: center;
    box-shadow: var(--shadow-gold-lg);
    z-index: 10;
}

.experience-badge .years {
    display: block;
    font-family: var(--font-display);
    font-size: 3.5rem;
    line-height: 1;
}

.experience-badge .text {
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* =====================================================
   TESTIMONIALS SECTION
   ===================================================== */
.testimonials {
    background: var(--color-dark);
    position: relative;
    overflow: hidden;
}

.testimonials-wrapper {
    position: relative;
    max-width: 900px;
    margin: 0 auto;
}

.testimonial-slider {
    overflow: hidden;
}

.testimonial-track {
    display: flex;
    transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.testimonial-card {
    flex: 0 0 100%;
    padding: var(--space-3xl);
    text-align: center;
}

.testimonial-stars {
    display: flex;
    justify-content: center;
    gap: var(--space-xs);
    margin-bottom: var(--space-xl);
}

.testimonial-stars svg {
    width: 24px;
    height: 24px;
    fill: var(--color-gold);
}

.testimonial-text {
    font-size: 1.4rem;
    font-style: italic;
    color: var(--color-gray-200);
    line-height: 1.8;
    margin-bottom: var(--space-2xl);
}

.testimonial-text::before {
    content: '"';
    font-family: Georgia, serif;
    font-size: 4rem;
    color: var(--color-gold);
    opacity: 0.3;
    display: block;
    line-height: 0.5;
    margin-bottom: var(--space-md);
}

.testimonial-author {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
}

.testimonial-author img {
    width: 70px;
    height: 70px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid var(--color-gold);
}

.testimonial-name {
    font-family: var(--font-heading);
    font-size: 1.2rem;
    color: var(--color-white);
}

.testimonial-location {
    font-size: 0.9rem;
    color: var(--color-gray-500);
}

.testimonial-nav {
    display: flex;
    justify-content: center;
    gap: var(--space-md);
    margin-top: var(--space-xl);
}

.testimonial-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--color-dark-elevated);
    border: none;
    cursor: pointer;
    transition: all var(--transition-base);
}

.testimonial-dot.active,
.testimonial-dot:hover {
    background: var(--color-gold);
    transform: scale(1.2);
}

.testimonial-arrows {
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    transform: translateY(-50%);
    display: flex;
    justify-content: space-between;
    pointer-events: none;
}

.testimonial-arrow {
    width: 50px;
    height: 50px;
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-white);
    cursor: pointer;
    pointer-events: auto;
    transition: all var(--transition-base);
}

.testimonial-arrow:hover {
    background: var(--color-gold);
    color: var(--color-black);
}

/* =====================================================
   STATS COUNTER SECTION
   ===================================================== */
.stats-counter {
    background: linear-gradient(135deg, var(--color-gold), var(--color-gold-dark));
    padding: var(--space-4xl) 0;
    position: relative;
    overflow: hidden;
}

.stats-counter::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        repeating-linear-gradient(
            45deg,
            transparent,
            transparent 30px,
            rgba(0, 0, 0, 0.03) 30px,
            rgba(0, 0, 0, 0.03) 60px
        );
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-xl);
    text-align: center;
    position: relative;
}

.stat-item {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.stat-number {
    font-family: var(--font-display);
    font-size: 4rem;
    color: var(--color-black);
    line-height: 1;
    display: flex;
    align-items: center;
    justify-content: center;
}

.stat-number .counter {
    display: inline-block;
}

.stat-number .suffix {
    font-size: 0.7em;
}

.stat-label {
    font-size: 1rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: rgba(0, 0, 0, 0.7);
}

/* =====================================================
   CTA SECTION
   ===================================================== */
.cta-section {
    position: relative;
    background: linear-gradient(135deg, var(--color-gold), var(--color-gold-dark));
    padding: var(--space-5xl) 0;
    overflow: hidden;
}

.cta-content {
    position: relative;
    text-align: center;
    z-index: 1;
}

.cta-content h2 {
    color: var(--color-black);
    margin-bottom: var(--space-md);
    text-shadow: none;
}

.cta-content p {
    color: rgba(0, 0, 0, 0.7);
    font-size: 1.2rem;
    max-width: 650px;
    margin: 0 auto var(--space-2xl);
}

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

.cta-section .btn-primary {
    background: var(--color-black);
    color: var(--color-white);
    border-color: var(--color-black);
    box-shadow: var(--shadow-lg);
}

.cta-section .btn-primary:hover {
    background: var(--color-dark);
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
}

.cta-section .btn-ghost {
    color: var(--color-black);
    border-color: rgba(0, 0, 0, 0.3);
}

.cta-section .btn-ghost:hover {
    background: rgba(0, 0, 0, 0.1);
    border-color: var(--color-black);
}

.cta-pattern {
    position: absolute;
    inset: 0;
    background:
        repeating-linear-gradient(
            45deg,
            transparent,
            transparent 30px,
            rgba(0, 0, 0, 0.03) 30px,
            rgba(0, 0, 0, 0.03) 60px
        );
}

/* =====================================================
   FOOTER
   ===================================================== */
.footer {
    background: var(--color-black);
    padding: var(--space-5xl) 0 var(--space-xl);
    position: relative;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--color-gold), transparent);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: var(--space-3xl);
    padding-bottom: var(--space-3xl);
    border-bottom: 1px solid var(--color-dark-tertiary);
}

.footer-brand .logo {
    margin-bottom: var(--space-lg);
}

.footer-tagline {
    color: var(--color-gray-500);
    margin-bottom: var(--space-xl);
    font-size: 1.1rem;
}

.social-links {
    display: flex;
    gap: var(--space-md);
}

.social-links a {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-dark-tertiary);
    border-radius: var(--radius-md);
    color: var(--color-gray-400);
    transition: all var(--transition-base);
}

.social-links a:hover {
    background: var(--color-gold);
    color: var(--color-black);
    transform: translateY(-3px);
}

.footer-links h4,
.footer-contact h4 {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    letter-spacing: 0.1em;
    margin-bottom: var(--space-xl);
    color: var(--color-white);
}

.footer-links ul,
.footer-contact ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.footer-links a {
    color: var(--color-gray-400);
    font-size: 0.95rem;
    transition: all var(--transition-fast);
    display: inline-block;
}

.footer-links a:hover {
    color: var(--color-gold);
    transform: translateX(5px);
}

.footer-contact li {
    display: flex;
    align-items: flex-start;
    gap: var(--space-md);
    color: var(--color-gray-400);
    font-size: 0.95rem;
}

.footer-contact svg {
    flex-shrink: 0;
    margin-top: 2px;
    color: var(--color-gold);
}

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

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--space-xl);
    font-size: 0.9rem;
    color: var(--color-gray-500);
}

.footer-legal {
    display: flex;
    gap: var(--space-lg);
}

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

/* =====================================================
   MOBILE CALL BUTTON
   ===================================================== */
.mobile-call-btn {
    display: none;
    position: fixed;
    bottom: var(--space-xl);
    right: var(--space-xl);
    width: 65px;
    height: 65px;
    background: linear-gradient(135deg, var(--color-gold), var(--color-gold-dark));
    color: var(--color-black);
    border-radius: 50%;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-gold-lg);
    z-index: 999;
    animation: callPulse 2s infinite;
}

@keyframes callPulse {
    0%, 100% {
        transform: scale(1);
        box-shadow: var(--shadow-gold-lg), 0 0 0 0 rgba(201, 162, 39, 0.5);
    }
    50% {
        transform: scale(1.05);
        box-shadow: var(--shadow-gold-lg), 0 0 0 20px rgba(201, 162, 39, 0);
    }
}

/* =====================================================
   ANIMATIONS
   ===================================================== */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-40px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(40px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

/* Scroll reveal animations */
.reveal {
    opacity: 0;
    transform: translateY(50px);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

.reveal-left {
    opacity: 0;
    transform: translateX(-50px);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal-left.active {
    opacity: 1;
    transform: translateX(0);
}

.reveal-right {
    opacity: 0;
    transform: translateX(50px);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal-right.active {
    opacity: 1;
    transform: translateX(0);
}

.reveal-scale {
    opacity: 0;
    transform: scale(0.8);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal-scale.active {
    opacity: 1;
    transform: scale(1);
}

/* Stagger animations */
.stagger-1 { transition-delay: 0.1s; }
.stagger-2 { transition-delay: 0.2s; }
.stagger-3 { transition-delay: 0.3s; }
.stagger-4 { transition-delay: 0.4s; }
.stagger-5 { transition-delay: 0.5s; }

/* =====================================================
   RESPONSIVE DESIGN
   ===================================================== */
@media (max-width: 1200px) {
    .why-us-grid {
        gap: var(--space-3xl);
    }

    .why-us-content {
        padding-right: 0;
    }

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

@media (max-width: 1024px) {
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 900px) {
    .why-us-grid {
        grid-template-columns: 1fr;
    }

    .why-us-image {
        order: -1;
        max-width: 550px;
        margin: 0 auto;
    }

    .image-frame::before {
        transform: translate(15px, 15px);
    }

    .experience-badge {
        bottom: -15px;
        left: -10px;
        padding: var(--space-lg);
    }

    .experience-badge .years {
        font-size: 2.8rem;
    }
}

@media (max-width: 768px) {
    :root {
        --container-padding: 1.25rem;
    }

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

    /* Mobile Nav */
    .nav {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: rgba(10, 10, 10, 0.98);
        backdrop-filter: blur(20px);
        display: flex;
        align-items: center;
        justify-content: center;
        opacity: 0;
        visibility: hidden;
        transition: all var(--transition-base);
    }

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

    .nav-list {
        flex-direction: column;
        gap: var(--space-xl);
        text-align: center;
    }

    .nav-link {
        font-size: 1.8rem;
        font-family: var(--font-display);
    }

    .nav-cta {
        font-size: 1.2rem !important;
        padding: var(--space-md) var(--space-2xl) !important;
    }

    .nav-toggle {
        display: flex;
    }

    /* Hero adjustments */
    .hero-content {
        padding: var(--space-2xl) var(--container-padding);
    }

    .hero-ctas {
        flex-direction: column;
        align-items: center;
    }

    .btn {
        width: 100%;
        max-width: 320px;
        justify-content: center;
    }

    .hero-scroll {
        display: none;
    }

    .hero-grid {
        display: none;
    }

    /* Slider grid */
    .slider-grid {
        grid-template-columns: 1fr;
    }

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

    /* Benefits list */
    .benefits-list li {
        flex-direction: column;
        text-align: center;
    }

    .benefit-icon {
        margin: 0 auto;
    }

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

    .stat-number {
        font-size: 3rem;
    }

    /* Footer */
    .footer-grid {
        grid-template-columns: 1fr;
        gap: var(--space-2xl);
        text-align: center;
    }

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

    .footer-contact li {
        justify-content: center;
    }

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

    /* Mobile call button */
    .mobile-call-btn {
        display: flex;
    }

    /* Testimonials */
    .testimonial-arrows {
        display: none;
    }

    .testimonial-text {
        font-size: 1.1rem;
    }
}

@media (max-width: 480px) {
    .logo {
        font-size: 1.5rem;
    }

    .hero-badge {
        font-size: 0.7rem;
        padding: var(--space-xs) var(--space-md);
    }

    .comparison-slider img {
        height: 260px;
    }

    .image-frame img {
        height: 380px;
    }

    .service-card {
        padding: var(--space-xl);
    }

    .stats-grid {
        grid-template-columns: 1fr 1fr;
        gap: var(--space-lg);
    }

    .stat-number {
        font-size: 2.5rem;
    }

    .stat-label {
        font-size: 0.8rem;
    }
}

/* =====================================================
   PAGE-SPECIFIC: INNER PAGES HERO
   ===================================================== */
.page-hero {
    padding: calc(var(--space-5xl) + 100px) 0 var(--space-4xl);
    background: linear-gradient(135deg, var(--color-dark-secondary), var(--color-dark));
    text-align: center;
    position: relative;
    overflow: hidden;
}

.page-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse at 50% 0%, rgba(201, 162, 39, 0.1) 0%, transparent 50%);
}

.page-hero::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--color-gold), transparent);
}

.page-hero h1 {
    margin-bottom: var(--space-md);
    position: relative;
}

.page-hero p {
    font-size: 1.3rem;
    color: var(--color-gray-400);
    max-width: 650px;
    margin: 0 auto;
    position: relative;
}

/* =====================================================
   FORM STYLES (for contact page)
   ===================================================== */
.form-group {
    margin-bottom: var(--space-lg);
}

.form-label {
    display: block;
    font-size: 0.9rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: var(--color-gray-300);
    margin-bottom: var(--space-sm);
}

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: var(--space-md) var(--space-lg);
    background: var(--color-dark-tertiary);
    border: 2px solid var(--color-dark-elevated);
    border-radius: var(--radius-md);
    color: var(--color-white);
    font-family: var(--font-body);
    font-size: 1rem;
    transition: all var(--transition-base);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--color-gold);
    box-shadow: 0 0 0 4px rgba(201, 162, 39, 0.1);
}

.form-input::placeholder,
.form-textarea::placeholder {
    color: var(--color-gray-500);
}

.form-textarea {
    min-height: 160px;
    resize: vertical;
}

.form-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='%23C9A227' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    padding-right: 3rem;
}

.form-radio-group,
.form-checkbox-group {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-lg);
}

.form-radio,
.form-checkbox {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    cursor: pointer;
    transition: color var(--transition-fast);
}

.form-radio:hover,
.form-checkbox:hover {
    color: var(--color-gold);
}

.form-radio input,
.form-checkbox input {
    width: 22px;
    height: 22px;
    accent-color: var(--color-gold);
    cursor: pointer;
}

.form-file {
    padding: var(--space-2xl);
    background: var(--color-dark-tertiary);
    border: 2px dashed var(--color-dark-elevated);
    border-radius: var(--radius-lg);
    text-align: center;
    cursor: pointer;
    transition: all var(--transition-base);
}

.form-file:hover {
    border-color: var(--color-gold);
    background: rgba(201, 162, 39, 0.05);
}

.form-file input {
    display: none;
}

.form-file-text {
    color: var(--color-gray-400);
}

.form-file-text strong {
    color: var(--color-gold);
}

.form-hint {
    font-size: 0.85rem;
    color: var(--color-gray-500);
    margin-top: var(--space-xs);
}

.form-required {
    color: var(--color-gold);
}