/* ============================================
   AL HADID INNOVATIONS - Complete Stylesheet
   Font: Poppins | Gold: #c9a44b (Dark) #f4b400 (Light)
   ============================================ */

:root {
    --bg-primary: #0a0c14;
    --bg-secondary: #0f111a;
    --bg-surface: #161822;
    --bg-glass: rgba(22, 24, 34, 0.75);
    
    --text-primary: #e4e3e8;
    --text-secondary: #a8a6b0;
    --text-muted: #6e6c78;
    
    --accent-gold: #c9a44b;
    --accent-gold-light: #d4b35f;
    --accent-gold-dark: #b8922f;
    
    --border-color: rgba(201, 164, 75, 0.1);
    --border-strong: rgba(201, 164, 75, 0.22);
    --glass-border: rgba(201, 164, 75, 0.15);
    
    --nav-bg: rgba(10, 12, 20, 0.88);
    --nav-blur: blur(20px);
    
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.35);
    --shadow-md: 0 8px 32px rgba(0, 0, 0, 0.45);
    --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.55);
    --shadow-gold: 0 0 30px rgba(201, 164, 75, 0.12);
    
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 28px;
    --radius-full: 50%;
    
    --transition-fast: 0.2s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    --font-primary: 'Poppins', 'Segoe UI', system-ui, -apple-system, sans-serif;
    
    --max-width: 1200px;
    --nav-height: 80px;
}

/* Light Theme */
[data-theme="light"] {
    --bg-primary: #f7f4ed;
    --bg-secondary: #f0ece3;
    --bg-surface: #ffffff;
    --bg-glass: rgba(255, 255, 255, 0.78);
    
    --text-primary: #1a1c24;
    --text-secondary: #4a4c56;
    --text-muted: #7a7c86;
    
    --accent-gold: #f4b400;
    --accent-gold-light: #f7c530;
    --accent-gold-dark: #d69e00;
    
    --border-color: rgba(244, 180, 0, 0.1);
    --border-strong: rgba(244, 180, 0, 0.22);
    --glass-border: rgba(244, 180, 0, 0.15);
    
    --nav-bg: rgba(247, 244, 237, 0.88);
    
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 8px 32px rgba(0, 0, 0, 0.07);
    --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.1);
    --shadow-gold: 0 0 30px rgba(244, 180, 0, 0.1);
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: var(--nav-height);
}

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

::selection {
    background: var(--accent-gold);
    color: #0a0c14;
}

::-webkit-scrollbar { width: 5px; }
::-webkit-scrollbar-track { background: var(--bg-secondary); }
::-webkit-scrollbar-thumb { background: var(--accent-gold-dark); border-radius: 3px; }

/* ============================================
   TYPOGRAPHY
   ============================================ */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-primary);
    font-weight: 700;
    line-height: 1.15;
}

h2 {
    font-size: clamp(2.2rem, 4vw, 3.5rem);
    margin-bottom: 1rem;
}

h3 {
    font-size: clamp(1.3rem, 2vw, 1.7rem);
}

p {
    color: var(--text-secondary);
    font-size: 1.05rem;
    line-height: 1.7;
}

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

.gradient-text {
    background: linear-gradient(135deg, var(--accent-gold), var(--accent-gold-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ============================================
   CONTAINER
   ============================================ */
.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 2rem;
    position: relative;
    z-index: 2;
}

/* ============================================
   NAVIGATION
   ============================================ */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: var(--nav-bg);
    backdrop-filter: var(--nav-blur);
    -webkit-backdrop-filter: var(--nav-blur);
    border-bottom: 1px solid var(--border-color);
    transition: all var(--transition-base);
}

.nav.scrolled {
    box-shadow: var(--shadow-md);
}

.nav .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: var(--nav-height);
}

.nav-logo {
    display: flex;
    align-items: baseline;
    gap: 0.4rem;
    font-size: 1.35rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    white-space: nowrap;
}

.logo-gold { color: var(--accent-gold); font-weight: 800; }
.logo-white { color: var(--text-primary); font-weight: 700; }

.nav-links {
    display: flex;
    align-items: center;
    gap: 2.5rem;
    list-style: none;
}

.nav-links a {
    font-size: 0.9rem;
    font-weight: 500;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: var(--text-secondary);
    padding: 0.5rem 0;
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 1.5px;
    background: var(--accent-gold);
    transition: width var(--transition-base);
}

.nav-links a:hover,
.nav-links a.active { color: var(--accent-gold); }
.nav-links a:hover::after,
.nav-links a.active::after { width: 100%; }

/* Nav Actions - Theme Toggle + Burger grouped on right */
.nav-actions {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

/* Theme Toggle */
.theme-toggle {
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    cursor: pointer;
    width: 42px;
    height: 42px;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    transition: all var(--transition-fast);
    flex-shrink: 0;
}

.theme-toggle:hover {
    border-color: var(--accent-gold);
    box-shadow: var(--shadow-gold);
}

.theme-toggle svg {
    width: 19px;
    height: 19px;
    stroke: var(--text-primary);
    fill: none;
    stroke-width: 2;
    stroke-linecap: round;
    stroke-linejoin: round;
    position: absolute;
    transition: all var(--transition-base);
}

.theme-toggle .sun-icon { opacity: 0; transform: rotate(180deg) scale(0.5); }
.theme-toggle .moon-icon { opacity: 1; transform: rotate(0) scale(1); }

[data-theme="light"] .theme-toggle .sun-icon { opacity: 1; transform: rotate(0) scale(1); }
[data-theme="light"] .theme-toggle .moon-icon { opacity: 0; transform: rotate(-180deg) scale(0.5); }

/* Mobile Menu */
.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    z-index: 1001;
}

.mobile-menu-btn svg {
    width: 26px;
    height: 26px;
    stroke: var(--text-primary);
    stroke-width: 2;
    stroke-linecap: round;
}

/* ============================================
   HERO SECTION - BALANCED SPLIT LAYOUT
   ============================================ */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: var(--nav-height);
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: 
        repeating-linear-gradient(45deg, transparent, transparent 35px, rgba(201, 164, 75, 0.012) 35px, rgba(201, 164, 75, 0.012) 37px),
        repeating-linear-gradient(-45deg, transparent, transparent 35px, rgba(201, 164, 75, 0.012) 35px, rgba(201, 164, 75, 0.012) 37px),
        radial-gradient(ellipse at 75% 50%, rgba(201, 164, 75, 0.04) 0%, transparent 60%);
    pointer-events: none;
    z-index: 0;
}

.hero-geometric-1 {
    position: absolute;
    bottom: 12%; left: 4%;
    width: 200px; height: 200px;
    border: 1px solid rgba(201, 164, 75, 0.05);
    border-radius: 30% 70% 70% 30% / 30% 30% 70% 70%;
    pointer-events: none; z-index: 0;
    animation: morphShape 12s ease-in-out infinite;
}

.hero-geometric-2 {
    position: absolute;
    top: 18%; right: 42%;
    width: 140px; height: 140px;
    border: 1.5px solid rgba(201, 164, 75, 0.04);
    border-radius: 60% 40% 30% 70% / 60% 30% 70% 40%;
    pointer-events: none; z-index: 0;
    animation: morphShape 9s ease-in-out infinite reverse;
}

.hero-geometric-3 {
    position: absolute;
    bottom: 25%; right: 38%;
    width: 80px; height: 80px;
    border: 1px solid rgba(201, 164, 75, 0.04);
    border-radius: var(--radius-full);
    pointer-events: none; z-index: 0;
    animation: floatUpDown 7s ease-in-out infinite;
}

@keyframes morphShape {
    0%, 100% { border-radius: 30% 70% 70% 30% / 30% 30% 70% 70%; }
    25% { border-radius: 58% 42% 75% 25% / 76% 46% 54% 24%; }
    50% { border-radius: 50% 50% 33% 67% / 55% 27% 73% 45%; }
    75% { border-radius: 33% 67% 58% 42% / 63% 68% 32% 37%; }
}

@keyframes floatUpDown {
    0%, 100% { transform: translateY(0) scale(1); }
    50% { transform: translateY(-22px) scale(1.04); }
}

#hero-particles {
    position: absolute;
    top: 0; left: 0;
    width: 100%; height: 100%;
    pointer-events: none;
    z-index: 1;
}

/* Hero Grid - Text 60% | Sphere 40% */
.hero .container {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 3rem;
    align-items: center;
    width: 100%;
}

.hero-content {
    position: relative;
    z-index: 2;
}

.hero-title {
    display: flex;
    flex-wrap: wrap;
    align-items: baseline;
    gap: 0.5rem;
    margin-bottom: 1.25rem;
    animation: fadeInUp 0.8s ease backwards;
}

.hero-title .gradient-text {
    font-size: clamp(2rem, 5vw, 4.5rem);
    font-weight: 900;
    letter-spacing: -0.03em;
    line-height: 1;
}

.hero-title-light {
    font-size: clamp(2rem, 5vw, 4.5rem);
    font-weight: 700;
    color: var(--text-primary);
}

.hero-subtitle {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
    animation: fadeInUp 0.8s ease 0.2s backwards;
}

.hero-slogan {
    font-size: 1.05rem;
    color: var(--accent-gold);
    font-weight: 500;
    margin-bottom: 2.5rem;
    animation: fadeInUp 0.8s ease 0.3s backwards;
    font-style: italic;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    animation: fadeInUp 0.8s ease 0.5s backwards;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.95rem 2.1rem;
    border-radius: 50px;
    font-size: 0.95rem;
    font-weight: 600;
    letter-spacing: 0.03em;
    cursor: pointer;
    border: none;
    transition: all var(--transition-base);
    font-family: var(--font-primary);
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent-gold), var(--accent-gold-dark));
    color: #0a0c14;
    box-shadow: 0 4px 20px rgba(201, 164, 75, 0.25);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(201, 164, 75, 0.4);
}

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(35px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ============================================
   3D TECH SPHERE
   ============================================ */
.hero-visual {
    position: relative;
    z-index: 2;
    width: 100%;
    height: 460px;
    display: flex;
    align-items: center;
    justify-content: center;
    pointer-events: none;
}

.tech-sphere {
    width: 380px;
    height: 380px;
    position: relative;
    transform-style: preserve-3d;
    animation: rotateSphere 35s linear infinite;
}

@keyframes rotateSphere {
    from { transform: rotateX(-20deg) rotateY(0deg); }
    to { transform: rotateX(-20deg) rotateY(360deg); }
}

.sphere-ring {
    position: absolute;
    top: 50%; left: 50%;
    border-radius: 50%;
    border: 1.5px solid transparent;
}

.ring-1 {
    width: 320px; height: 320px;
    margin: -160px 0 0 -160px;
    border-color: rgba(201, 164, 75, 0.2);
    animation: pulseRing 3.5s ease-in-out infinite;
}

.ring-2 {
    width: 250px; height: 250px;
    margin: -125px 0 0 -125px;
    border-color: rgba(201, 164, 75, 0.15);
    transform: rotateX(65deg);
    animation: pulseRing 3.5s ease-in-out 1.2s infinite;
}

.ring-3 {
    width: 185px; height: 185px;
    margin: -92px 0 0 -92px;
    border-color: rgba(201, 164, 75, 0.18);
    transform: rotateY(60deg) rotateX(35deg);
    animation: pulseRing 3.5s ease-in-out 2.4s infinite;
}

@keyframes pulseRing {
    0%, 100% { opacity: 0.35; }
    50% { opacity: 0.7; }
}

.sphere-core {
    position: absolute;
    top: 50%; left: 50%;
    width: 75px; height: 75px;
    margin: -37px 0 0 -37px;
    background: radial-gradient(circle, rgba(201, 164, 75, 0.4) 0%, rgba(201, 164, 75, 0.1) 45%, transparent 70%);
    border-radius: 50%;
    box-shadow: 0 0 30px rgba(201, 164, 75, 0.3), 0 0 60px rgba(201, 164, 75, 0.15);
    animation: coreGlow 2.5s ease-in-out infinite alternate;
}

@keyframes coreGlow {
    from { box-shadow: 0 0 20px rgba(201, 164, 75, 0.25), 0 0 45px rgba(201, 164, 75, 0.1); transform: scale(1); }
    to { box-shadow: 0 0 40px rgba(201, 164, 75, 0.4), 0 0 80px rgba(201, 164, 75, 0.2); transform: scale(1.15); }
}

.tech-node {
    position: absolute;
    width: 5px; height: 5px;
    background: var(--accent-gold);
    border-radius: 50%;
    box-shadow: 0 0 8px rgba(201, 164, 75, 0.5);
}

/* ============================================
   SCROLL REVEAL
   ============================================ */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

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

/* ============================================
   SECTIONS
   ============================================ */
.section {
    padding: 7rem 0;
    position: relative;
}

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

.section-label {
    display: inline-block;
    font-size: 0.85rem;
    font-weight: 700;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--accent-gold);
    margin-bottom: 0.75rem;
    padding-left: 2.5rem;
    position: relative;
}

.section-label::before {
    content: '';
    position: absolute;
    left: 0; top: 50%;
    width: 1.8rem;
    height: 1px;
    background: var(--accent-gold);
    transform: translateY(-50%);
}

.section-title {
    margin-bottom: 1rem;
}

.section-subtitle {
    font-size: 1.15rem;
    color: var(--text-secondary);
    max-width: 550px;
    margin-bottom: 3rem;
}

/* ============================================
   ABOUT SECTION
   ============================================ */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: start;
}

.about-description {
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 2.5rem;
    color: var(--text-secondary);
}

.mission-vision {
    display: flex;
    flex-direction: column;
    gap: 1.1rem;
}

.mv-card {
    display: flex;
    gap: 1.2rem;
    background: var(--bg-glass);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    transition: all var(--transition-base);
}

.mv-card:hover {
    border-color: var(--accent-gold);
    transform: translateX(6px);
    box-shadow: var(--shadow-gold);
}

.mv-icon {
    width: 48px; height: 48px;
    background: rgba(201, 164, 75, 0.08);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.mv-icon svg {
    width: 22px; height: 22px;
    stroke: var(--accent-gold);
}

.mv-card h3 {
    font-size: 1.15rem;
    margin-bottom: 0.3rem;
    color: var(--text-primary);
}

.mv-card p {
    font-size: 0.95rem;
    line-height: 1.6;
}

/* Stats Grid */
.about-stats-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.1rem;
}

.stat-card {
    background: var(--bg-glass);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: 2rem 1.25rem;
    text-align: center;
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 1.5px;
    background: linear-gradient(90deg, transparent, var(--accent-gold), transparent);
    opacity: 0;
    transition: opacity var(--transition-base);
}

.stat-card:hover {
    transform: translateY(-5px);
    border-color: var(--accent-gold);
    box-shadow: var(--shadow-lg), var(--shadow-gold);
}

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

.stat-icon {
    width: 44px; height: 44px;
    margin: 0 auto 1rem;
    background: rgba(201, 164, 75, 0.08);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
}

.stat-icon svg {
    width: 20px; height: 20px;
    stroke: var(--accent-gold);
}

.stat-number {
    display: inline;
    font-size: 2.8rem;
    font-weight: 900;
    background: linear-gradient(135deg, var(--accent-gold), var(--accent-gold-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
}

.stat-plus {
    display: inline;
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--accent-gold);
    vertical-align: super;
    line-height: 1;
}

.stat-label {
    font-size: 0.9rem;
    color: var(--text-secondary);
    font-weight: 500;
    margin-top: 0.5rem;
}

/* ============================================
   SERVICES SECTION
   ============================================ */
.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.service-card {
    background: var(--bg-glass);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: 2.5rem 2rem;
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 1.5px;
    background: linear-gradient(90deg, transparent, var(--accent-gold), transparent);
    opacity: 0;
    transition: opacity var(--transition-base);
}

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

.service-card:hover {
    transform: translateY(-8px);
    border-color: var(--accent-gold);
    box-shadow: var(--shadow-lg), var(--shadow-gold);
}

.service-icon {
    width: 56px; height: 56px;
    background: rgba(201, 164, 75, 0.06);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.4rem;
    transition: all var(--transition-base);
}

.service-card:hover .service-icon {
    transform: scale(1.08) rotate(-4deg);
    background: rgba(201, 164, 75, 0.12);
}

.service-icon svg {
    width: 26px; height: 26px;
    stroke: var(--accent-gold);
}

.service-card h3 {
    margin-bottom: 0.7rem;
    font-size: 1.15rem;
}

.service-card p {
    font-size: 0.95rem;
    line-height: 1.7;
}

/* ============================================
   CONTACT SECTION
   ============================================ */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: start;
}

.contact-form {
    background: var(--bg-glass);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-xl);
    padding: 2.8rem;
}

.form-group {
    margin-bottom: 1.4rem;
}

.form-label {
    display: block;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.form-input,
.form-textarea {
    width: 100%;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 0.9rem 1.2rem;
    font-size: 1rem;
    color: var(--text-primary);
    font-family: var(--font-primary);
    transition: all var(--transition-fast);
    outline: none;
}

.form-input::placeholder,
.form-textarea::placeholder {
    color: var(--text-muted);
}

.form-input:focus,
.form-textarea:focus {
    border-color: var(--accent-gold);
    box-shadow: 0 0 0 3px rgba(201, 164, 75, 0.06);
}

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

.honeypot {
    position: absolute;
    left: -9999px;
    opacity: 0;
    height: 0;
    width: 0;
    overflow: hidden;
}

.form-submit {
    width: 100%;
    justify-content: center;
    margin-top: 0.5rem;
}

.form-status {
    margin-top: 1rem;
    padding: 0.8rem 1.15rem;
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    font-weight: 500;
    display: none;
    text-align: center;
}

.form-status.success {
    display: block;
    background: rgba(34, 197, 94, 0.06);
    border: 1px solid rgba(34, 197, 94, 0.2);
    color: #22c55e;
}

.form-status.error {
    display: block;
    background: rgba(239, 68, 68, 0.06);
    border: 1px solid rgba(239, 68, 68, 0.2);
    color: #ef4444;
}

.spinner {
    display: inline-block;
    width: 18px; height: 18px;
    border: 2px solid rgba(10, 12, 20, 0.3);
    border-top-color: #0a0c14;
    border-radius: 50%;
    animation: spin 0.7s linear infinite;
}

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

/* Contact Info */
.contact-info {
    display: flex;
    flex-direction: column;
    gap: 0.9rem;
}

.contact-info-card {
    background: var(--bg-glass);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: 1.25rem 1.4rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    transition: all var(--transition-base);
}

.contact-info-card:hover {
    border-color: var(--accent-gold);
    transform: translateX(5px);
    box-shadow: var(--shadow-gold);
}

.contact-info-icon {
    width: 44px; height: 44px;
    background: rgba(201, 164, 75, 0.08);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contact-info-icon svg {
    width: 18px; height: 18px;
    stroke: var(--accent-gold);
}

.contact-info-text h4 {
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 0.15rem;
}

.contact-info-text p,
.contact-info-text a {
    font-size: 0.95rem;
    color: var(--text-secondary);
}

.contact-info-text a:hover { color: var(--accent-gold); }

/* Social Buttons */
.contact-social {
    display: flex;
    gap: 0.8rem;
    margin-top: 0.6rem;
}

.social-btn {
    width: 48px; height: 48px;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-base);
    border: 1px solid var(--border-color);
}

.social-btn svg {
    width: 20px; height: 20px;
    fill: var(--text-secondary);
    transition: fill var(--transition-fast);
}

.social-btn:hover { transform: translateY(-4px); }
.social-btn:hover svg { fill: #ffffff; }

.social-whatsapp { background: rgba(37, 211, 102, 0.08); border-color: rgba(37, 211, 102, 0.2); }
.social-whatsapp:hover { background: #25d366; border-color: #25d366; box-shadow: 0 8px 25px rgba(37, 211, 102, 0.25); }

.social-linkedin { background: rgba(0, 119, 181, 0.08); border-color: rgba(0, 119, 181, 0.2); }
.social-linkedin:hover { background: #0077b5; border-color: #0077b5; box-shadow: 0 8px 25px rgba(0, 119, 181, 0.25); }

.social-facebook { background: rgba(24, 119, 242, 0.08); border-color: rgba(24, 119, 242, 0.2); }
.social-facebook:hover { background: #1877f2; border-color: #1877f2; box-shadow: 0 8px 25px rgba(24, 119, 242, 0.25); }

/* ============================================
   FOOTER
   ============================================ */
.footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    padding: 4rem 0 2rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 3rem;
    margin-bottom: 2.5rem;
}

.footer-brand .nav-logo {
    margin-bottom: 0.9rem;
}

.footer-brand p {
    max-width: 350px;
    font-size: 0.95rem;
    line-height: 1.7;
    white-space: nowrap;
}

.footer-links {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.footer-links h4 {
    margin-bottom: 1.15rem;
    font-size: 0.9rem;
    font-weight: 700;
    letter-spacing: 0.07em;
    text-transform: uppercase;
    color: var(--text-primary);
    text-align: center;
}

.footer-links ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.7rem;
    padding: 0;
    margin: 0;
    align-items: center;
    text-align: center;
}

.footer-links a {
    color: var(--text-secondary);
    font-size: 0.95rem;
    transition: color var(--transition-fast);
}

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

.footer-bottom {
    border-top: 1px solid var(--border-color);
    padding-top: 2rem;
    text-align: center;
}

.footer-bottom p {
    font-size: 0.85rem;
    color: var(--text-muted);
}

/* ============================================
   BACK TO TOP
   ============================================ */
.back-to-top {
    position: fixed;
    bottom: 2rem; right: 2rem;
    width: 48px; height: 48px;
    background: var(--accent-gold);
    border: none;
    border-radius: var(--radius-full);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transform: translateY(25px);
    transition: all var(--transition-base);
    z-index: 999;
    box-shadow: 0 4px 20px rgba(201, 164, 75, 0.25);
}

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

.back-to-top:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(201, 164, 75, 0.4);
}

.back-to-top svg {
    width: 20px; height: 20px;
    stroke: #0a0c14;
    stroke-linecap: round;
    stroke-linejoin: round;
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 1024px) {
    .hero .container { gap: 2rem; }
    
    .hero-visual { height: 380px; }
    .tech-sphere { width: 300px; height: 300px; }
    .ring-1 { width: 250px; height: 250px; margin: -125px 0 0 -125px; }
    .ring-2 { width: 195px; height: 195px; margin: -97px 0 0 -97px; }
    .ring-3 { width: 145px; height: 145px; margin: -72px 0 0 -72px; }
    
    .services-grid { grid-template-columns: repeat(2, 1fr); }
    .footer-brand p { white-space: normal; }
}

@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 0; right: -100%;
        width: 80%; max-width: 400px;
        height: 100vh;
        background: var(--bg-primary);
        flex-direction: column;
        justify-content: center;
        gap: 2.5rem;
        transition: right var(--transition-base);
        border-left: 1px solid var(--border-color);
        z-index: 999;
        box-shadow: var(--shadow-lg);
    }
    
    .nav-links.active { right: 0; }
    .mobile-menu-btn { display: block; }
    
    .hero .container {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-content { order: 1; }
    
    /* BUG FIX #1: Center hero title on mobile */
    .hero-title { 
        justify-content: center; 
        text-align: center;
    }
    
    .hero-visual { order: 2; height: 280px; opacity: 0.5; }
    .tech-sphere { width: 220px; height: 220px; }
    .ring-1 { width: 180px; height: 180px; margin: -90px 0 0 -90px; }
    .ring-2 { width: 140px; height: 140px; margin: -70px 0 0 -70px; }
    .ring-3 { width: 105px; height: 105px; margin: -52px 0 0 -52px; }
    
    .hero-buttons { justify-content: center; }
    
    .about-grid { grid-template-columns: 1fr; gap: 3rem; }
    .services-grid { grid-template-columns: 1fr; max-width: 480px; margin: 0 auto; }
    .contact-grid { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; gap: 2rem; text-align: center; }
    .footer-brand { display: flex; flex-direction: column; align-items: center; }
    .footer-brand p { max-width: 100%; white-space: normal; }
    .footer-links ul { align-items: center; }
}

@media (max-width: 480px) {
    .container { padding: 0 1.25rem; }
    .hero-title .gradient-text { font-size: 2rem; }
    .hero-title-light { font-size: 2rem; }
    .hero-subtitle { font-size: 1rem; }
    .hero-slogan { font-size: 0.9rem; }
    
    .hero-visual { height: 200px; }
    .tech-sphere { width: 160px; height: 160px; }
    .ring-1 { width: 130px; height: 130px; margin: -65px 0 0 -65px; }
    .ring-2 { width: 100px; height: 100px; margin: -50px 0 0 -50px; }
    .ring-3 { width: 75px; height: 75px; margin: -37px 0 0 -37px; }
    
    .btn { width: 100%; justify-content: center; font-size: 0.9rem; }
    .about-stats-grid { grid-template-columns: 1fr 1fr; gap: 0.8rem; }
    .stat-card { padding: 1.5rem 1rem; }
    .stat-number { font-size: 2.2rem; }
    .section { padding: 4.5rem 0; }
    .contact-form { padding: 1.5rem; }
}