/* ═══════════════════════════════════════════════════════════════════════════
   GUILLEN HNOS - CORPORATE WEBSITE
   Main Stylesheet with Dark/Light Theme Support
═══════════════════════════════════════════════════════════════════════════ */

/* ═══════════════════════════════════════════════════════════════════════════
   CSS VARIABLES - THEME SYSTEM
═══════════════════════════════════════════════════════════════════════════ */

/* Dark Theme (Default) */
:root,
[data-theme="dark"] {
    --bg-primary: #0C0C0C;
    --bg-secondary: #111111;
    --bg-tertiary: #1a1a1a;
    --bg-card: #141414;
    --bg-card-hover: #1c1c1c;
    
    --text-primary: #ffffff;
    --text-secondary: #a0a0a0;
    --text-muted: #666666;
    
    --accent-primary: #FF5722;
    --accent-secondary: #FF7043;
    --accent-tertiary: #FFAB91;
    --accent-glow: rgba(255, 87, 34, 0.15);
    
    --border-color: #2a2a2a;
    --border-light: #333333;
    
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 10px 40px rgba(0, 0, 0, 0.5);
    
    --gradient-accent: linear-gradient(135deg, #FF5722 0%, #FF7043 50%, #FFAB91 100%);
    --gradient-bg: linear-gradient(180deg, #141414 0%, #0C0C0C 100%);
    --gradient-radial: radial-gradient(ellipse at center, rgba(255,87,34,0.08) 0%, transparent 70%);
    
    --img-filter: grayscale(30%) contrast(1.1);
    --overlay-opacity: 0.02;
}

/* Light Theme */
[data-theme="light"] {
    --bg-primary: #ffffff;
    --bg-secondary: #f8f8f8;
    --bg-tertiary: #f0f0f0;
    --bg-card: #ffffff;
    --bg-card-hover: #fafafa;
    
    --text-primary: #0a0a0a;
    --text-secondary: #555555;
    --text-muted: #888888;
    
    --accent-primary: #E64A19;
    --accent-secondary: #FF5722;
    --accent-tertiary: #FF7043;
    --accent-glow: rgba(255, 87, 34, 0.1);
    
    --border-color: #e5e5e5;
    --border-light: #d0d0d0;
    
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 40px rgba(0, 0, 0, 0.12);
    
    --gradient-accent: linear-gradient(135deg, #E64A19 0%, #FF5722 50%, #FF7043 100%);
    --gradient-bg: linear-gradient(180deg, #f8f8f8 0%, #ffffff 100%);
    --gradient-radial: radial-gradient(ellipse at center, rgba(255,87,34,0.05) 0%, transparent 70%);
    
    --img-filter: none;
    --overlay-opacity: 0.01;
}

/* Common Variables */
:root {
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
    
    --ease-smooth: cubic-bezier(0.25, 0.46, 0.45, 0.94);
    --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
    --ease-bounce: cubic-bezier(0.34, 1.56, 0.64, 1);
    
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 16px;
    
    --transition-theme: background-color 0.4s ease, color 0.4s ease, border-color 0.4s ease, box-shadow 0.4s ease;
}

/* ═══════════════════════════════════════════════════════════════════════════
   RESET & BASE
═══════════════════════════════════════════════════════════════════════════ */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    font-family: var(--font-primary);
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    transition: var(--transition-theme);
}

::selection {
    background: var(--accent-primary);
    color: #ffffff;
}

a {
    color: inherit;
    text-decoration: none;
}

img, video {
    max-width: 100%;
    display: block;
}

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

ul, ol {
    list-style: none;
}

/* ═══════════════════════════════════════════════════════════════════════════
   SCROLLBAR
═══════════════════════════════════════════════════════════════════════════ */
::-webkit-scrollbar {
    width: 6px;
}

::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
    background: var(--border-light);
    border-radius: 3px;
    transition: background 0.3s ease;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--accent-primary);
}

/* ═══════════════════════════════════════════════════════════════════════════
   TEXTURE OVERLAY
═══════════════════════════════════════════════════════════════════════════ */
.texture-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 9999;
    opacity: var(--overlay-opacity);
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 400 400' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
    transition: opacity 0.4s ease;
}

/* ═══════════════════════════════════════════════════════════════════════════
   LOADER
═══════════════════════════════════════════════════════════════════════════ */
.loader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--bg-primary);
    z-index: 100000;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    gap: 2rem;
    transition: opacity 0.6s var(--ease-out), visibility 0.6s;
}

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


@keyframes pulse-text {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.6; }
}

.loader-text {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    letter-spacing: 0.3em;
    text-transform: uppercase;
    color: var(--text-secondary);
}

.loader-progress {
    width: 200px;
    height: 1px;
    background: var(--border-color);
    position: relative;
    overflow: hidden;
}

.loader-progress::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    width: 0%;
    background: var(--accent-primary);
    animation: load-progress 1.8s var(--ease-out) forwards;
}

@keyframes load-progress {
    to { width: 100%; }
}

/* ═══════════════════════════════════════════════════════════════════════════
   NAVIGATION
═══════════════════════════════════════════════════════════════════════════ */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 1.25rem 3rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 1000;
    background: transparent;
    transition: all 0.4s var(--ease-smooth);
}

.nav.scrolled {
    background: var(--bg-primary);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
    box-shadow: var(--shadow-sm);
}

[data-theme="light"] .nav.scrolled {
    background: rgba(255, 255, 255, 0.95);
}

[data-theme="dark"] .nav.scrolled {
    background: rgba(12, 12, 12, 0.95);
}

.nav-logo {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 0.75rem;
    font-weight: 600;
    font-size: 0.70rem;
    letter-spacing: 0.1em;
    text-align: left;
}

.nav-logo-img {
    width: 70px;
    height: 70px;
    object-fit: contain;
}

.nav-logo-text {
    color: var(--text-primary);
    font-weight: 600;
}

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

/* Loader Logo with Image */
.loader-logo {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 0.75rem;
    animation: pulse-text 2s ease-in-out infinite;
}

.loader-logo-img {
    width: 60px;
    height: 60px;
    object-fit: contain;
}

.loader-logo span {
    font-weight: 600;
    font-size: 0.70rem;
    letter-spacing: 0.15em;
    color: var(--text-primary);
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 2.5rem;
}

.nav-menu a {
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-secondary);
    transition: color 0.3s ease;
    position: relative;
    padding: 0.5rem 0;
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent-primary);
    transition: width 0.3s var(--ease-out);
}

.nav-menu a:hover,
.nav-menu a.active {
    color: var(--text-primary);
}

.nav-menu a:hover::after,
.nav-menu a.active::after {
    width: 100%;
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

/* Theme Toggle */
.theme-toggle {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    transition: all 0.3s var(--ease-smooth);
}

.theme-toggle:hover {
    border-color: var(--accent-primary);
    color: var(--accent-primary);
}

.theme-toggle svg {
    width: 20px;
    height: 20px;
    transition: transform 0.3s var(--ease-bounce);
}

.theme-toggle:hover svg {
    transform: rotate(15deg);
}

.icon-sun,
.icon-moon {
    position: absolute;
    transition: opacity 0.3s ease, transform 0.3s var(--ease-bounce);
}

[data-theme="dark"] .icon-sun {
    opacity: 1;
    transform: rotate(0deg);
}

[data-theme="dark"] .icon-moon {
    opacity: 0;
    transform: rotate(-90deg);
}

[data-theme="light"] .icon-sun {
    opacity: 0;
    transform: rotate(90deg);
}

[data-theme="light"] .icon-moon {
    opacity: 1;
    transform: rotate(0deg);
}

.nav-cta {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    background: var(--accent-primary);
    color: #ffffff;
    transition: all 0.3s var(--ease-smooth);
}

.nav-cta:hover {
    background: var(--accent-secondary);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(255, 87, 34, 0.3);
}

.nav-cta svg {
    width: 14px;
    height: 14px;
    fill: currentColor;
}

.nav-actions {
    display: none;
}

/* Navigation Controls (WhatsApp + Theme + Mobile Toggle) */
.nav-controls {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

/* WhatsApp CTA in nav-controls */
.nav-controls .nav-cta {
    display: none;
}

@media (min-width: 1025px) {
    .nav-controls .nav-cta {
        display: flex;
    }
}

/* Mobile Navigation */
.nav-mobile-toggle {
    display: none;
    width: 44px;
    height: 44px;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 5px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
}

.nav-mobile-toggle span {
    display: block;
    width: 20px;
    height: 2px;
    background: var(--text-primary);
    transition: all 0.3s var(--ease-smooth);
}

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

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

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

.mobile-menu {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: var(--bg-primary);
    z-index: 999;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all 0.4s var(--ease-smooth);
}

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

.mobile-menu-list {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2rem;
}

.mobile-menu-list a {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-secondary);
    transition: color 0.3s ease;
}

.mobile-menu-list a:hover,
.mobile-menu-list a.active {
    color: var(--accent-primary);
}

/* ═══════════════════════════════════════════════════════════════════════════
   BUTTONS
═══════════════════════════════════════════════════════════════════════════ */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem 2rem;
    font-family: var(--font-primary);
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 0.03em;
    border: none;
    cursor: pointer;
    transition: all 0.3s var(--ease-smooth);
}

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

.btn-primary:hover {
    background: var(--accent-secondary);
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(255, 87, 34, 0.3);
}

.btn-secondary {
    background: transparent;
    color: var(--text-primary);
    border: 1px solid var(--border-light);
}

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

.btn svg {
    width: 16px;
    height: 16px;
    fill: currentColor;
    transition: transform 0.3s var(--ease-out);
}

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

/* ═══════════════════════════════════════════════════════════════════════════
   HERO SECTION
═══════════════════════════════════════════════════════════════════════════ */
.hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    position: relative;
    padding: 8rem 3rem 4rem;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
}

.hero-bg::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 60%;
    height: 100%;
    background: var(--gradient-radial);
    opacity: 0.6;
}

.hero-grid {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(var(--border-color) 1px, transparent 1px),
        linear-gradient(90deg, var(--border-color) 1px, transparent 1px);
    background-size: 60px 60px;
    opacity: 0.3;
}

[data-theme="light"] .hero-grid {
    opacity: 0.15;
}

.hero-content {
    max-width: 1400px;
    margin: 0 auto;
    width: 100%;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-text {
    max-width: 700px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: var(--accent-glow);
    border: 1px solid rgba(255, 87, 34, 0.3);
    font-family: var(--font-mono);
    font-size: 0.7rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--accent-primary);
    margin-bottom: 2rem;
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 0.8s var(--ease-out) 2s forwards;
}

.hero-badge::before {
    content: '';
    width: 6px;
    height: 6px;
    background: var(--accent-primary);
    border-radius: 50%;
    animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(0.8); }
}

.hero-title {
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    letter-spacing: -0.02em;
}

.hero-title .line {
    display: block;
    overflow: hidden;
}

.hero-title .line span {
    display: block;
    transform: translateY(100%);
    animation: revealLine 1s var(--ease-out) forwards;
}

.hero-title .line:nth-child(1) span { animation-delay: 2.1s; }
.hero-title .line:nth-child(2) span { animation-delay: 2.2s; }
.hero-title .line:nth-child(3) span { animation-delay: 2.3s; }

@keyframes revealLine {
    to { transform: translateY(0); }
}

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

.hero-title .highlight {
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-description {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--text-secondary);
    margin-bottom: 2.5rem;
    max-width: 540px;
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 0.8s var(--ease-out) 2.5s forwards;
}

.hero-actions {
    display: flex;
    gap: 1rem;
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 0.8s var(--ease-out) 2.7s forwards;
}

/* Hero Visual */
.hero-visual {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 0;
    transform: translateX(30px);
    animation: fadeInRight 1s var(--ease-out) 2.4s forwards;
}

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

.hero-image-wrapper {
    position: relative;
    width: 100%;
    max-width: 500px;
}

.hero-image {
    width: 100%;
    aspect-ratio: 4/5;
    object-fit: cover;
    filter: var(--img-filter);
}

.hero-image-frame {
    position: absolute;
    top: -20px;
    right: -20px;
    width: 100%;
    height: 100%;
    border: 1px solid var(--accent-primary);
    pointer-events: none;
}

.hero-image-label {
    position: absolute;
    bottom: 2rem;
    left: -2rem;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    padding: 1rem 1.5rem;
    font-family: var(--font-mono);
    font-size: 0.7rem;
    box-shadow: var(--shadow-md);
}

.hero-image-label span {
    display: block;
    color: var(--text-muted);
    margin-bottom: 0.25rem;
}

.hero-image-label strong {
    color: var(--accent-primary);
    font-size: 1.5rem;
}

/* ═══════════════════════════════════════════════════════════════════════════
   STATS BAR
═══════════════════════════════════════════════════════════════════════════ */
.stats-bar {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
    padding: 3rem 0;
    transition: var(--transition-theme);
}

.stats-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 3rem;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
}

.stat-item {
    text-align: center;
    position: relative;
}

.stat-item:not(:last-child)::after {
    content: '';
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 1px;
    height: 60%;
    background: var(--border-color);
}

.stat-number {
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    font-weight: 800;
    line-height: 1;
    margin-bottom: 0.5rem;
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    font-size: 0.75rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--text-secondary);
}

/* ═══════════════════════════════════════════════════════════════════════════
   MARQUEE
═══════════════════════════════════════════════════════════════════════════ */
.marquee-section {
    padding: 1.5rem 0;
    background: var(--bg-primary);
    border-bottom: 1px solid var(--border-color);
    overflow: hidden;
    transition: var(--transition-theme);
}

.marquee-track {
    display: flex;
    animation: marquee 40s linear infinite;
}

.marquee-content {
    display: flex;
    align-items: center;
    gap: 4rem;
    padding-right: 4rem;
}

.marquee-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    white-space: nowrap;
    font-size: 0.85rem;
    font-weight: 500;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: var(--text-muted);
}

.marquee-item::before {
    content: '';
    width: 8px;
    height: 8px;
    background: var(--accent-primary);
    transform: rotate(45deg);
}

@keyframes marquee {
    from { transform: translateX(0); }
    to { transform: translateX(-50%); }
}

/* ═══════════════════════════════════════════════════════════════════════════
   SECTION COMMON STYLES
═══════════════════════════════════════════════════════════════════════════ */
.section {
    padding: 6rem 3rem;
    position: relative;
    transition: var(--transition-theme);
}

.section-container {
    max-width: 1400px;
    margin: 0 auto;
}

.section-header {
    margin-bottom: 4rem;
}

.section-overline {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    font-family: var(--font-mono);
    font-size: 0.7rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--accent-primary);
    margin-bottom: 1rem;
}

.section-overline::before {
    content: '';
    width: 24px;
    height: 1px;
    background: var(--accent-primary);
}

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    line-height: 1.2;
    max-width: 600px;
}

.section-title span {
    color: var(--text-secondary);
    font-weight: 400;
}

.section-cta {
    margin-top: 3rem;
    text-align: center;
}

/* ═══════════════════════════════════════════════════════════════════════════
   ABOUT PREVIEW
═══════════════════════════════════════════════════════════════════════════ */
.about-preview {
    background: var(--bg-secondary);
}

.about-preview-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-preview-text {
    font-size: 1.05rem;
    line-height: 1.8;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

.about-preview-image {
    position: relative;
}

.about-preview-image img {
    width: 100%;
    aspect-ratio: 4/3;
    object-fit: cover;
    filter: var(--img-filter);
}

.about-preview-badge {
    position: absolute;
    bottom: -1.5rem;
    right: 2rem;
    background: var(--accent-primary);
    color: #ffffff;
    padding: 1.5rem 2rem;
    text-align: center;
    box-shadow: var(--shadow-lg);
}

.about-preview-badge span {
    display: block;
    font-size: 0.7rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    opacity: 0.8;
    margin-bottom: 0.25rem;
}

.about-preview-badge strong {
    font-size: 2rem;
    font-weight: 800;
}

/* ═══════════════════════════════════════════════════════════════════════════
   SERVICES PREVIEW
═══════════════════════════════════════════════════════════════════════════ */
.services-preview {
    background: var(--bg-primary);
}

.services-preview-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.service-preview-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    padding: 2.5rem;
    position: relative;
    overflow: hidden;
    transition: all 0.4s var(--ease-smooth);
}

.service-preview-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: var(--gradient-accent);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s var(--ease-out);
}

.service-preview-card:hover {
    background: var(--bg-card-hover);
    border-color: var(--border-light);
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

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

.service-preview-icon {
    width: 56px;
    height: 56px;
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--accent-glow);
    border: 1px solid rgba(255, 87, 34, 0.2);
}

.service-preview-icon svg {
    width: 28px;
    height: 28px;
    stroke: var(--accent-primary);
}

.service-preview-card h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
}

.service-preview-card p {
    font-size: 0.9rem;
    line-height: 1.7;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

.service-preview-link {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--accent-primary);
    opacity: 0;
    transform: translateY(10px);
    transition: all 0.3s var(--ease-out);
}

.service-preview-card:hover .service-preview-link {
    opacity: 1;
    transform: translateY(0);
}

/* ═══════════════════════════════════════════════════════════════════════════
   PRODUCTS PREVIEW
═══════════════════════════════════════════════════════════════════════════ */
.products-preview {
    background: var(--bg-secondary);
}

.products-preview-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.products-preview-content p {
    font-size: 1.05rem;
    line-height: 1.8;
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

.products-preview-features {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-bottom: 2rem;
}

.products-preview-features li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.95rem;
    color: var(--text-secondary);
}

.products-preview-features svg {
    width: 20px;
    height: 20px;
    stroke: var(--accent-primary);
    flex-shrink: 0;
}

.product-showcase {
    position: relative;
}

.product-showcase img {
    width: 100%;
    aspect-ratio: 4/3;
    object-fit: cover;
    filter: var(--img-filter);
}

.product-tag {
    position: absolute;
    top: 1.5rem;
    left: 1.5rem;
    background: var(--accent-primary);
    color: #ffffff;
    padding: 0.5rem 1rem;
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

/* ═══════════════════════════════════════════════════════════════════════════
   CTA SECTION
═══════════════════════════════════════════════════════════════════════════ */
.cta-section {
    background: var(--bg-primary);
}

.cta-card {
    background: var(--gradient-accent);
    padding: 4rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 3rem;
}

.cta-content h2 {
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: 700;
    color: #ffffff;
    margin-bottom: 0.5rem;
}

.cta-content p {
    font-size: 1rem;
    color: rgba(255, 255, 255, 0.85);
}

.cta-actions {
    display: flex;
    gap: 1rem;
    flex-shrink: 0;
}

.cta-actions .btn-primary {
    background: #ffffff;
    color: var(--accent-primary);
}

.cta-actions .btn-primary:hover {
    background: rgba(255, 255, 255, 0.9);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.cta-actions .btn-secondary {
    border-color: rgba(255, 255, 255, 0.5);
    color: #ffffff;
}

.cta-actions .btn-secondary:hover {
    border-color: #ffffff;
    background: rgba(255, 255, 255, 0.1);
}

/* ═══════════════════════════════════════════════════════════════════════════
   FOOTER
═══════════════════════════════════════════════════════════════════════════ */
.footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    padding: 5rem 3rem 2rem;
    transition: var(--transition-theme);
}

.footer-content {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 4rem;
    padding-bottom: 4rem;
    border-bottom: 1px solid var(--border-color);
}

.footer-brand p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-top: 1.5rem;
    max-width: 300px;
}

/* Footer Logo - smaller version, vertical layout */
.footer-brand .nav-logo {
    flex-direction: column;
    gap: 0.25rem;
    align-items: flex-start;
    text-align: left;
}

.footer-brand .nav-logo-img {
    width: 50px;
    height: 50px;
}

.footer-brand .nav-logo-text {
    font-size: 0.65rem;
}

.footer-social {
    display: flex;
    gap: 1rem;
    margin-top: 1.5rem;
}

.footer-social a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    transition: all 0.3s var(--ease-smooth);
}

.footer-social a:hover {
    border-color: var(--accent-primary);
    color: var(--accent-primary);
    transform: translateY(-3px);
}

.footer-social svg {
    width: 20px;
    height: 20px;
}

.footer-column h4 {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--text-muted);
    margin-bottom: 1.5rem;
}

.footer-column ul {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.footer-column a,
.footer-column li {
    font-size: 0.9rem;
    color: var(--text-secondary);
    transition: color 0.3s ease;
}

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

.footer-bottom {
    max-width: 1400px;
    margin: 0 auto;
    padding-top: 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-copyright {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.footer-badge {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-mono);
    font-size: 0.7rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--text-muted);
}

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

/* ═══════════════════════════════════════════════════════════════════════════
   SCROLL ANIMATIONS
═══════════════════════════════════════════════════════════════════════════ */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: all 0.8s var(--ease-out);
}

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

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }
.reveal-delay-5 { transition-delay: 0.5s; }

/* ═══════════════════════════════════════════════════════════════════════════
   PAGE HEADER (for internal pages)
═══════════════════════════════════════════════════════════════════════════ */
.page-header {
    padding: 10rem 3rem 4rem;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    position: relative;
    overflow: hidden;
}

.page-header::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 50%;
    height: 100%;
    background: var(--gradient-radial);
    opacity: 0.5;
}

.page-header-content {
    max-width: 1400px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.page-header .section-overline {
    margin-bottom: 1rem;
}

.page-header h1 {
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 1rem;
}

.page-header p {
    font-size: 1.1rem;
    color: var(--text-secondary);
    max-width: 600px;
}

/* Breadcrumb */
.breadcrumb {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-bottom: 2rem;
}

.breadcrumb a {
    color: var(--text-secondary);
    transition: color 0.3s ease;
}

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

.breadcrumb span {
    color: var(--text-muted);
}

/* ═══════════════════════════════════════════════════════════════════════════
   RESPONSIVE
═══════════════════════════════════════════════════════════════════════════ */
@media (max-width: 1200px) {
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-text {
        max-width: 100%;
    }
    
    .hero-description {
        max-width: 100%;
        margin-left: auto;
        margin-right: auto;
    }
    
    .hero-actions {
        justify-content: center;
    }
    
    .hero-visual {
        display: none;
    }
    
    .about-preview-grid,
    .products-preview-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .about-preview-image {
        order: -1;
    }
}

@media (max-width: 1024px) {
    .nav-menu {
        display: none;
    }
    
    .nav-mobile-toggle {
        display: flex;
    }
    
    .nav-actions .nav-cta {
        display: none;
    }
    
    /* Theme toggle stays visible next to mobile menu */
    .theme-toggle {
        display: flex;
    }
    
    .services-preview-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr 1fr;
    }
    
    .cta-card {
        flex-direction: column;
        text-align: center;
    }
}

@media (max-width: 768px) {
    .section {
        padding: 4rem 1.5rem;
    }
    
    .nav {
        padding: 1rem 1.5rem;
    }
    
    .hero {
        padding: 6rem 1.5rem 3rem;
    }
    
    .stats-container {
        grid-template-columns: repeat(2, 1fr);
        padding: 0 1.5rem;
    }
    
    .stat-item:nth-child(2)::after {
        display: none;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
    
    .cta-actions {
        flex-direction: column;
        width: 100%;
    }
    
    .cta-actions .btn {
        width: 100%;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .hero-actions {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
        justify-content: center;
    }
    
    .stats-container {
        grid-template-columns: 1fr;
    }
    
    .stat-item::after {
        display: none;
    }
    
    .cta-card {
        padding: 2rem;
    }
    
    .page-header {
        padding: 8rem 1.5rem 3rem;
    }
}