@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=Space+Grotesk:wght@400;500;600;700&family=JetBrains+Mono:wght@400;500&display=swap');

:root {
    --primary: #00d4ff;
    --primary-dark: #00a3c4;
    --primary-glow: rgba(0, 212, 255, 0.15);
    --secondary: #7c3aed;
    --secondary-glow: rgba(124, 58, 237, 0.15);
    --accent: #f59e0b;
    --success: #10b981;
    --dark: #050510;
    --dark2: #08081a;
    --dark3: #0c0c24;
    --surface: rgba(255, 255, 255, 0.03);
    --surface-hover: rgba(255, 255, 255, 0.06);
    --surface-active: rgba(255, 255, 255, 0.09);
    --border: rgba(255, 255, 255, 0.06);
    --border-hover: rgba(255, 255, 255, 0.12);
    --border-active: rgba(0, 212, 255, 0.2);
    --text: #e8e8f0;
    --text-secondary: rgba(232, 232, 240, 0.6);
    --text-tertiary: rgba(232, 232, 240, 0.3);
    --radius: 16px;
    --radius-sm: 10px;
    --radius-lg: 24px;
    --shadow: 0 4px 24px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 12px 48px rgba(0, 0, 0, 0.4);
    --shadow-glow: 0 0 30px rgba(0, 212, 255, 0.06);
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
    font-family: 'Inter', -apple-system, sans-serif;
    background: var(--dark);
    color: var(--text);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4 {
    font-family: 'Space Grotesk', sans-serif;
    font-weight: 600;
    letter-spacing: -0.02em;
}

::selection {
    background: rgba(0, 212, 255, 0.25);
    color: var(--text);
}

:focus-visible {
    outline: 2px solid var(--primary);
    outline-offset: 2px;
    border-radius: 4px;
}

code, .code-font {
    font-family: 'JetBrains Mono', monospace;
}

/* ===== CUSTOM SCROLLBAR ===== */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--dark); }
::-webkit-scrollbar-thumb { background: rgba(255, 255, 255, 0.08); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: rgba(255, 255, 255, 0.15); }

/* ===== PARTICLES ===== */
#particles-canvas {
    position: fixed;
    top: 0; left: 0;
    width: 100%; height: 100%;
    z-index: 0;
    pointer-events: none;
    opacity: 0.6;
}

/* ===== GRADIENT BG ===== */
.gradient-bg {
    position: fixed;
    top: 0; left: 0;
    width: 100%; height: 100%;
    z-index: 0;
    pointer-events: none;
    background:
        radial-gradient(ellipse at 20% 50%, rgba(0, 212, 255, 0.06) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 20%, rgba(124, 58, 237, 0.04) 0%, transparent 50%),
        radial-gradient(ellipse at 50% 80%, rgba(245, 158, 11, 0.02) 0%, transparent 50%);
}

/* ===== NOISE TEXTURE ===== */
body::before {
    content: '';
    position: fixed;
    top: 0; left: 0;
    width: 100%; height: 100%;
    z-index: 0;
    pointer-events: none;
    opacity: 0.025;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
    background-repeat: repeat;
    background-size: 256px 256px;
}

/* ===== NAVBAR ===== */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 100;
    padding: 0 clamp(16px, 4vw, 40px);
    height: 68px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: rgba(5, 5, 16, 0.6);
    backdrop-filter: blur(24px) saturate(1.4);
    -webkit-backdrop-filter: blur(24px) saturate(1.4);
    border-bottom: 1px solid var(--border);
    transition: all 0.4s ease;
}

.navbar.scrolled {
    background: rgba(5, 5, 16, 0.92);
    border-bottom-color: rgba(0, 212, 255, 0.08);
    box-shadow: 0 1px 30px rgba(0, 0, 0, 0.3);
}

.navbar .logo-link {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    flex-shrink: 0;
}

.navbar .logo-img {
    height: 36px;
    width: auto;
    display: block;
    transition: transform var(--transition);
}

.navbar .logo-link:hover .logo-img {
    transform: scale(1.05);
}

.navbar .logo-brand {
    font-family: 'Space Grotesk', sans-serif;
    font-size: clamp(0.8rem, 1.5vw, 0.95rem);
    font-weight: 700;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    display: none;
    letter-spacing: -0.01em;
}

@media (min-width: 768px) {
    .navbar .logo-brand { display: inline; }
}

.nav-right {
    display: flex;
    align-items: center;
    gap: clamp(16px, 2.5vw, 32px);
}

.nav-links {
    display: flex;
    gap: clamp(16px, 2.5vw, 32px);
    list-style: none;
}

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: clamp(0.7rem, 0.9vw, 0.82rem);
    font-weight: 500;
    letter-spacing: 0.3px;
    transition: color var(--transition);
    position: relative;
    white-space: nowrap;
    padding: 4px 0;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--primary), var(--primary-dark));
    transition: width var(--transition);
    border-radius: 2px;
    opacity: 0.7;
}

.nav-links a:hover { color: var(--text); }
.nav-links a:hover::after { width: 100%; }

/* ===== HAMBURGER ===== */
.hamburger {
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 5px;
    width: 38px;
    height: 38px;
    border: none;
    background: transparent;
    cursor: pointer;
    padding: 6px;
    border-radius: 10px;
    transition: background var(--transition);
    z-index: 101;
}

.hamburger:hover { background: var(--surface); }

.hamburger span {
    display: block;
    width: 20px;
    height: 2px;
    background: var(--text-secondary);
    border-radius: 2px;
    transition: all 0.3s ease;
    transform-origin: center;
}

.hamburger.active span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

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

.hamburger.active span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* ===== LANGUAGE SWITCHER ===== */
.lang-switcher {
    display: flex;
    gap: 3px;
    background: var(--surface);
    padding: 3px;
    border-radius: 8px;
    border: 1px solid var(--border);
    flex-shrink: 0;
}

.lang-btn {
    padding: 4px 10px;
    border: none;
    border-radius: 6px;
    background: transparent;
    color: var(--text-tertiary);
    font-family: 'Inter', sans-serif;
    font-size: 0.62rem;
    font-weight: 600;
    letter-spacing: 0.5px;
    cursor: pointer;
    transition: all var(--transition);
}

.lang-btn:hover {
    color: var(--text-secondary);
}

.lang-btn.active {
    background: var(--primary);
    color: var(--dark);
    box-shadow: 0 1px 8px rgba(0, 212, 255, 0.25);
}

/* ===== HERO ===== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    z-index: 1;
    padding: 80px 24px;
    overflow: hidden;
}

.hero::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 200px;
    background: linear-gradient(180deg, transparent 0%, var(--dark) 100%);
    pointer-events: none;
    z-index: 1;
}

.hero-content {
    max-width: 780px;
    position: relative;
    z-index: 2;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.hero-logo {
    margin-bottom: 32px;
    animation: fadeUp 0.8s ease 0.2s both;
    position: relative;
}

.hero-logo::after {
    content: '';
    position: absolute;
    inset: -20px;
    background: radial-gradient(circle, rgba(0, 212, 255, 0.08) 0%, transparent 70%);
    border-radius: 50%;
    z-index: -1;
    animation: pulseGlow 3s ease-in-out infinite;
}

@keyframes pulseGlow {
    0%, 100% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.1); opacity: 0.6; }
}

.hero-logo img {
    height: 120px;
    width: auto;
    display: block;
    filter: drop-shadow(0 0 40px rgba(0, 212, 255, 0.15));
    transition: transform 0.5s ease;
}

.hero-logo img:hover {
    transform: scale(1.03);
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 18px;
    border: 1px solid rgba(16, 185, 129, 0.2);
    border-radius: 100px;
    font-size: 0.72rem;
    font-weight: 500;
    letter-spacing: 0.5px;
    color: var(--text-secondary);
    margin-bottom: 24px;
    animation: fadeUp 0.8s ease 0.35s both;
    background: rgba(16, 185, 129, 0.05);
}

.hero-badge .dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--success);
    animation: pulseDot 2s ease-in-out infinite;
    box-shadow: 0 0 8px rgba(16, 185, 129, 0.4);
}

@keyframes pulseDot {
    0%, 100% { opacity: 1; box-shadow: 0 0 8px rgba(16, 185, 129, 0.4); }
    50% { opacity: 0.4; box-shadow: 0 0 12px rgba(16, 185, 129, 0.1); }
}

.hero h1 {
    font-size: clamp(2rem, 5.5vw, 3.5rem);
    font-weight: 800;
    line-height: 1.08;
    margin-bottom: 16px;
    animation: fadeUp 0.8s ease 0.5s both;
    letter-spacing: -0.03em;
}

.hero h1 .highlight {
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero .subtitle {
    font-size: clamp(0.88rem, 1.8vw, 1.15rem);
    font-weight: 400;
    color: var(--text-secondary);
    margin-bottom: 12px;
    animation: fadeUp 0.8s ease 0.6s both;
    line-height: 1.6;
}

.hero .subtitle span {
    color: var(--primary);
    font-weight: 500;
}

.hero p {
    font-size: clamp(0.82rem, 1.4vw, 0.95rem);
    color: var(--text-tertiary);
    line-height: 1.7;
    margin-bottom: 36px;
    animation: fadeUp 0.8s ease 0.7s both;
    max-width: 560px;
}

.hero-buttons {
    display: flex;
    gap: 14px;
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeUp 0.8s ease 0.8s both;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 34px;
    border-radius: 100px;
    font-size: 0.85rem;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    font-family: inherit;
    letter-spacing: 0.2px;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: var(--dark);
    box-shadow: 0 4px 20px rgba(0, 212, 255, 0.2);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 36px rgba(0, 212, 255, 0.35);
}

.btn-primary:active {
    transform: translateY(-1px);
}

.btn-outline {
    border: 1.5px solid var(--border-hover);
    color: var(--text);
    background: rgba(255, 255, 255, 0.02);
}

.btn-outline:hover {
    background: rgba(255, 255, 255, 0.06);
    border-color: rgba(255, 255, 255, 0.2);
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.2);
}

.btn-outline:active {
    transform: translateY(-1px);
}

.btn-whatsapp {
    background: #25d366;
    color: #000;
}

.btn-whatsapp:hover {
    background: #1da851;
    transform: translateY(-3px);
    box-shadow: 0 8px 32px rgba(37, 211, 102, 0.3);
}

/* ===== SCROLL INDICATOR ===== */
.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    z-index: 2;
    animation: fadeUp 0.8s ease 1.2s both, floatY 3s ease-in-out infinite;
}

@keyframes floatY {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(8px); }
}

.scroll-indicator span {
    font-size: 0.55rem;
    text-transform: uppercase;
    letter-spacing: 3px;
    color: var(--text-tertiary);
}

.scroll-line {
    width: 1px;
    height: 36px;
    background: linear-gradient(180deg, var(--text-tertiary) 0%, transparent 100%);
}

/* ===== SECTION ===== */
.section {
    position: relative;
    z-index: 1;
    padding: clamp(48px, 8vw, 100px) clamp(16px, 4vw, 40px);
}

.section-header {
    text-align: center;
    margin-bottom: clamp(40px, 6vw, 60px);
}

.section-header h2 {
    font-size: clamp(1.3rem, 3vw, 2rem);
    font-weight: 700;
    margin-bottom: 12px;
    letter-spacing: -0.02em;
}

.section-header h2 .highlight {
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-header p {
    font-size: 0.92rem;
    color: var(--text-secondary);
    max-width: 520px;
    margin: 0 auto;
    line-height: 1.6;
}

.section-line {
    width: 48px;
    height: 3px;
    background: linear-gradient(90deg, var(--primary) 0%, var(--secondary) 100%);
    margin: 0 auto 16px;
    border-radius: 4px;
}

.tech-divider {
    height: 1px;
    background: linear-gradient(90deg, transparent 0%, var(--border-hover) 50%, transparent 100%);
    margin: 0 auto;
    max-width: 1000px;
}

/* ===== SERVICES ===== */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
    max-width: 1100px;
    margin: 0 auto 40px;
}

.service-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 36px 28px;
    transition: all 0.4s ease;
    opacity: 0;
    transform: translateY(20px);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--border-hover), transparent);
    opacity: 0;
    transition: opacity 0.4s ease;
}

.service-card.visible {
    opacity: 1;
    transform: translateY(0);
    transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.service-card:hover {
    background: var(--surface-hover);
    border-color: var(--border-hover);
    transform: translateY(-4px);
    box-shadow: var(--shadow-glow), var(--shadow);
}

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

.service-icon {
    width: 50px;
    height: 50px;
    border-radius: 14px;
    background: rgba(0, 212, 255, 0.06);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    color: var(--primary);
    margin-bottom: 20px;
    transition: all 0.4s ease;
    border: 1px solid rgba(0, 212, 255, 0.08);
}

.service-card:hover .service-icon {
    background: rgba(0, 212, 255, 0.1);
    border-color: rgba(0, 212, 255, 0.15);
    transform: scale(1.06);
    box-shadow: 0 0 20px rgba(0, 212, 255, 0.08);
}

.service-card h3 {
    font-size: 1.1rem;
    margin-bottom: 10px;
    color: var(--text);
}

.service-card > p {
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 16px;
}

.service-details {
    list-style: none;
    padding-top: 16px;
    border-top: 1px solid var(--border);
}

.service-details li {
    padding: 5px 0;
    font-size: 0.82rem;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 8px;
}

.service-details li i {
    color: var(--success);
    font-size: 0.5rem;
}

/* ===== DETAILED SERVICES ===== */
.detailed-services {
    max-width: 1100px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
}

.detail-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 32px;
    transition: all 0.4s ease;
    opacity: 0;
    transform: translateY(16px);
}

.detail-card.visible {
    opacity: 1;
    transform: translateY(0);
    transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.detail-card:hover {
    background: var(--surface-hover);
    border-color: var(--border-hover);
    box-shadow: var(--shadow-glow), var(--shadow);
    transform: translateY(-3px);
}

.detail-card h3 {
    font-size: 1.05rem;
    margin-bottom: 18px;
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--text);
}

.detail-card h3 i { color: var(--primary); font-size: 1.1rem; }

.detail-items {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
}

.detail-item {
    padding: 10px 14px;
    background: rgba(255, 255, 255, 0.02);
    border-radius: var(--radius-sm);
    font-size: 0.82rem;
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text-secondary);
    transition: all var(--transition);
}

.detail-item:hover {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text);
}

.detail-item i { color: var(--success); font-size: 0.65rem; }

/* ===== TECHNOLOGIES ===== */
.tech-section { background: var(--dark2); }

.tech-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    justify-content: center;
    max-width: 900px;
    margin: 0 auto;
}

.tech-badge {
    padding: 9px 20px;
    border-radius: 100px;
    background: var(--surface);
    border: 1px solid var(--border);
    color: var(--text-secondary);
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.78rem;
    font-weight: 500;
    transition: all 0.3s ease;
    cursor: default;
    opacity: 0;
    transform: scale(0.9);
}

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

.tech-badge:hover {
    background: rgba(0, 212, 255, 0.04);
    border-color: rgba(0, 212, 255, 0.15);
    color: var(--primary);
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 4px 16px rgba(0, 212, 255, 0.06);
}

.tech-badge .icon-tag { margin-right: 6px; }

/* ===== PROCESS ===== */
.process-section { background: var(--dark2); }

.process-grid {
    max-width: 1000px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
}

.process-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 28px 24px;
    transition: all 0.4s ease;
    opacity: 0;
    transform: translateY(16px);
    position: relative;
    overflow: hidden;
}

.process-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 3px;
    height: 0;
    background: linear-gradient(180deg, var(--primary), var(--secondary));
    transition: height 0.5s ease;
    border-radius: 0 2px 2px 0;
}

.process-card.visible {
    opacity: 1;
    transform: translateY(0);
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.process-card.visible::before {
    height: 100%;
}

.process-card:hover {
    background: var(--surface-hover);
    border-color: var(--border-hover);
    transform: translateY(-4px);
    box-shadow: var(--shadow-glow), var(--shadow);
}

.process-number {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 2.5rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    opacity: 0.25;
    margin-bottom: 8px;
    line-height: 1;
}

.process-card h4 {
    font-size: 1rem;
    margin-bottom: 8px;
    color: var(--text);
}

.process-card p {
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* ===== TESTIMONIALS ===== */
.testimonials {
    overflow: hidden;
    padding-bottom: 100px;
}

.testimonials-inner {
    max-width: 1100px;
    margin: 0 auto;
    position: relative;
    overflow: hidden;
}

.testimonials-track {
    display: flex;
    gap: 24px;
    transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    padding: 10px 0;
    will-change: transform;
}

.testimonial-card {
    flex: 0 0 auto;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 32px 28px;
    transition: all 0.4s ease;
    opacity: 0;
    transform: translateY(12px) scale(0.98);
    position: relative;
}

.testimonial-card::before {
    content: '\201C';
    position: absolute;
    top: 16px;
    right: 24px;
    font-size: 4rem;
    font-family: 'Space Grotesk', serif;
    line-height: 1;
    color: rgba(0, 212, 255, 0.06);
    pointer-events: none;
}

.testimonial-card.active-card {
    opacity: 1;
    transform: translateY(0) scale(1);
    transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.testimonial-card:hover {
    background: var(--surface-hover);
    border-color: var(--border-hover);
    transform: translateY(-4px) scale(1.01);
    box-shadow: var(--shadow-glow), var(--shadow);
}

.testimonial-stars {
    color: var(--accent);
    font-size: 0.8rem;
    margin-bottom: 16px;
    letter-spacing: 3px;
}

.testimonial-card p {
    font-size: 0.88rem;
    line-height: 1.7;
    color: var(--text-secondary);
    margin-bottom: 20px;
    font-style: italic;
    position: relative;
    z-index: 1;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 12px;
    padding-top: 16px;
    border-top: 1px solid var(--border);
}

.testimonial-avatar {
    width: 42px;
    height: 42px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 0.9rem;
    color: #fff;
    flex-shrink: 0;
    box-shadow: 0 2px 12px rgba(0, 212, 255, 0.15);
}

.testimonial-name { font-weight: 600; font-size: 0.88rem; color: var(--text); }
.testimonial-role { font-size: 0.75rem; color: var(--text-tertiary); margin-top: 2px; }

/* ===== TESTIMONIAL CONTROLS ===== */
.testimonial-controls {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
    margin-top: 36px;
}

.testimonial-arrow {
    width: 42px;
    height: 42px;
    border-radius: 50%;
    border: 1px solid var(--border);
    background: var(--surface);
    color: var(--text-secondary);
    font-size: 0.85rem;
    cursor: pointer;
    transition: all var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
}

.testimonial-arrow:hover {
    background: var(--surface-hover);
    border-color: var(--border-hover);
    color: var(--text);
    transform: scale(1.05);
}

.testimonial-dots { display: flex; gap: 8px; }

.testimonial-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    border: none;
    background: var(--border);
    cursor: pointer;
    transition: all 0.3s ease;
    padding: 0;
}

.testimonial-dot.active {
    width: 28px;
    border-radius: 4px;
    background: linear-gradient(90deg, var(--primary) 0%, var(--secondary) 100%);
}

.testimonial-dot:hover { background: var(--border-hover); }

.testimonial-counter {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.78rem;
    color: var(--text-tertiary);
    letter-spacing: 1px;
}

/* ===== ABOUT ===== */
.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    max-width: 1100px;
    margin: 0 auto;
    align-items: center;
}

.about-text h3 {
    font-size: 1.4rem;
    margin-bottom: 16px;
    color: var(--text);
}

.about-text p {
    font-size: 0.9rem;
    line-height: 1.8;
    color: var(--text-secondary);
    margin-bottom: 16px;
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    margin-top: 36px;
}

.stat-item {
    text-align: center;
    padding: 22px 12px;
    background: var(--surface);
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
    transition: all 0.4s ease;
    position: relative;
    overflow: hidden;
}

.stat-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    opacity: 0;
    transition: opacity 0.4s ease;
}

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

.stat-item:hover {
    border-color: var(--border-hover);
    transform: translateY(-3px);
    box-shadow: var(--shadow-glow);
}

.stat-number {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.8rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--text-tertiary);
    margin-top: 6px;
    font-weight: 500;
}

.code-window {
    background: rgba(0, 0, 0, 0.35);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow-lg), 0 0 40px rgba(0, 212, 255, 0.03);
    transition: box-shadow 0.4s ease;
}

.code-window:hover {
    box-shadow: var(--shadow-lg), 0 0 60px rgba(0, 212, 255, 0.05);
}

.code-header {
    padding: 12px 16px;
    display: flex;
    align-items: center;
    gap: 8px;
    border-bottom: 1px solid var(--border);
    background: rgba(255, 255, 255, 0.02);
}

.code-dot { width: 10px; height: 10px; border-radius: 50%; }
.code-dot:nth-child(1) { background: #ef4444; }
.code-dot:nth-child(2) { background: var(--accent); }
.code-dot:nth-child(3) { background: var(--success); }

.code-body {
    padding: 20px;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.78rem;
    line-height: 1.8;
    color: #a0a0b8;
}

.code-body .blue { color: #60a5fa; }
.code-body .green { color: #34d399; }
.code-body .purple { color: #a78bfa; }
.code-body .orange { color: #fbbf24; }
.code-body .comment { color: #484860; font-style: italic; }

/* ===== CONTACT ===== */
.contact-section { background: var(--dark2); }

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    max-width: 1100px;
    margin: 0 auto;
}

.contact-info h3 {
    font-size: 1.3rem;
    margin-bottom: 24px;
    color: var(--text);
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-bottom: 16px;
    padding: 16px 20px;
    background: var(--surface);
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
    transition: all 0.4s ease;
    opacity: 0;
    transform: translateX(-16px);
}

.contact-item.visible {
    opacity: 1;
    transform: translateX(0);
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.contact-item:hover {
    border-color: var(--border-hover);
    transform: translateX(4px);
    box-shadow: var(--shadow-glow);
}

.contact-icon {
    width: 44px;
    height: 44px;
    border-radius: 12px;
    background: rgba(0, 212, 255, 0.06);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.95rem;
    color: var(--primary);
    flex-shrink: 0;
    border: 1px solid rgba(0, 212, 255, 0.08);
    transition: all 0.3s ease;
}

.contact-item:hover .contact-icon {
    background: rgba(0, 212, 255, 0.1);
    border-color: rgba(0, 212, 255, 0.15);
}

.contact-detail h4 {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--text-tertiary);
    margin-bottom: 4px;
    font-family: 'Inter', sans-serif;
    font-weight: 600;
}

.contact-detail p {
    font-size: 0.88rem;
    color: var(--text-secondary);
}

.contact-detail .whatsapp-link {
    color: inherit;
    text-decoration: none;
    transition: color var(--transition);
}

.contact-detail .whatsapp-link:hover { color: #25d366; }

.contact-form {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 36px;
    transition: box-shadow 0.4s ease;
}

.contact-form:hover {
    box-shadow: var(--shadow-glow);
}

.contact-form h3 {
    font-size: 1.15rem;
    margin-bottom: 24px;
    text-align: center;
    color: var(--text);
}

.form-group { margin-bottom: 16px; }

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 13px 16px;
    background: rgba(0, 0, 0, 0.25);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text);
    font-family: 'Inter', sans-serif;
    font-size: 0.88rem;
    transition: all 0.3s ease;
    outline: none;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    border-color: rgba(0, 212, 255, 0.3);
    box-shadow: 0 0 0 3px rgba(0, 212, 255, 0.06), 0 0 24px rgba(0, 212, 255, 0.04);
    background: rgba(0, 0, 0, 0.3);
}

.form-group textarea { resize: vertical; min-height: 110px; }
.form-group select { cursor: pointer; }
.form-group select option { background: var(--dark); }

.btn-submit {
    width: 100%;
    padding: 14px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    border: none;
    border-radius: var(--radius-sm);
    color: var(--dark);
    font-family: 'Inter', sans-serif;
    font-size: 0.88rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    letter-spacing: 0.2px;
}

.btn-submit:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 32px rgba(0, 212, 255, 0.25);
}

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

/* ===== FOOTER ===== */
.footer {
    position: relative;
    z-index: 1;
    background: rgba(5, 5, 16, 0.95);
    border-top: 1px solid var(--border);
    padding: 40px 40px 28px;
}

.footer-content {
    max-width: 1100px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 16px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
}

.footer-logo img {
    height: 32px;
    width: auto;
    border-radius: 6px;
    opacity: 0.8;
    transition: opacity var(--transition);
}

.footer-logo img:hover { opacity: 1; }

.footer-brand {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 0.85rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    opacity: 0.7;
}

.footer p {
    color: var(--text-tertiary);
    font-size: 0.78rem;
}

.footer-socials { display: flex; gap: 12px; }

.footer-socials a {
    color: var(--text-tertiary);
    font-size: 1rem;
    transition: all 0.3s ease;
    width: 38px;
    height: 38px;
    border-radius: 50%;
    border: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
}

.footer-socials a:hover {
    color: var(--text);
    border-color: var(--border-hover);
    transform: translateY(-3px);
    box-shadow: var(--shadow-glow);
}

.footer-bottom {
    max-width: 1100px;
    margin: 24px auto 0;
    padding-top: 16px;
    border-top: 1px solid var(--border);
    text-align: center;
}

.footer-bottom p { font-size: 0.7rem; color: var(--text-tertiary); }

/* ===== ANIMATIONS ===== */
@keyframes fadeUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ===== RESPONSIVE ===== */

/* === 1024px – Tablet landscape === */
@media (max-width: 1024px) {
    .about-content { grid-template-columns: 1fr; gap: 40px; }
    .contact-grid { grid-template-columns: 1fr; }
    .detailed-services { grid-template-columns: 1fr; }
    .detail-items { grid-template-columns: 1fr 1fr; }
    .hero h1 { font-size: clamp(2rem, 5vw, 2.8rem); }
}

/* === 768px – Mobile menu activates === */
@media (max-width: 768px) {
    /* Hamburger */
    .hamburger { display: flex; }

    /* Mobile menu overlay */
    .nav-right {
        position: fixed;
        top: 0;
        right: -100%;
        width: min(320px, 80vw);
        height: 100vh;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: 40px;
        background: rgba(5, 5, 16, 0.98);
        backdrop-filter: blur(24px);
        -webkit-backdrop-filter: blur(24px);
        border-left: 1px solid var(--border);
        transition: right 0.4s cubic-bezier(0.4, 0, 0.2, 1);
        z-index: 100;
        padding: 80px 32px;
    }

    .nav-right.open { right: 0; }

    .nav-links {
        flex-direction: column;
        align-items: center;
        gap: 28px;
    }

    .nav-links a {
        font-size: 1.1rem;
        letter-spacing: 0.5px;
    }

    .nav-links a::after { bottom: -8px; }

    .lang-switcher { margin-left: 0; }

    /* Hero */
    .hero { min-height: 92vh; padding: 72px 20px; }
    .hero h1 { font-size: clamp(1.8rem, 6vw, 2.2rem); }
    .hero-logo img { height: 90px; }
    .hero .subtitle { font-size: clamp(0.88rem, 2.5vw, 1rem); }
    .hero p { font-size: clamp(0.82rem, 2vw, 0.92rem); }
    .btn { padding: 12px 28px; font-size: clamp(0.78rem, 1.8vw, 0.85rem); }

    /* Sections */
    .section { padding: clamp(48px, 8vw, 64px) clamp(16px, 4vw, 20px); }
    .section-header { margin-bottom: clamp(32px, 6vw, 40px); }
    .section-header h2 { font-size: clamp(1.3rem, 4vw, 1.5rem); }
    .section-header p { font-size: clamp(0.82rem, 2vw, 0.88rem); max-width: 400px; }

    /* Grids */
    .services-grid { grid-template-columns: 1fr; gap: 18px; max-width: 500px; }
    .process-grid { grid-template-columns: 1fr; max-width: 500px; }
    .detail-items { grid-template-columns: 1fr; }

    /* About */
    .about-stats { grid-template-columns: repeat(3, 1fr); gap: 12px; }
    .code-body { font-size: clamp(0.65rem, 1.8vw, 0.75rem); padding: 16px; }

    /* Testimonials */
    .testimonial-card { padding: 24px 20px; }
    .testimonial-controls { gap: 14px; }
    .testimonial-counter { font-size: 0.7rem; }

    /* Contact */
    .contact-form { padding: 24px; }
    .contact-grid { gap: 28px; }

    /* Footer */
    .footer { padding: 28px 20px 20px; }
    .footer-content { flex-direction: column; text-align: center; gap: 12px; }
}

/* === 480px – Small phones === */
@media (max-width: 480px) {
    .navbar { height: 56px; padding: 0 clamp(12px, 3vw, 16px); }
    .navbar .logo-img { height: 28px; }
    .nav-right { width: 100vw; padding: 72px 20px; }
    .nav-links { gap: 24px; }
    .nav-links a { font-size: 1rem; }

    .hero { padding: 56px 16px; min-height: 90vh; }
    .hero h1 { font-size: clamp(1.4rem, 7vw, 1.7rem); }
    .hero-logo img { height: 70px; }
    .hero-logo { margin-bottom: 24px; }
    .hero .subtitle { font-size: 0.88rem; }
    .hero p { font-size: 0.82rem; margin-bottom: 24px; }
    .hero-buttons { flex-direction: column; align-items: center; gap: 12px; }
    .btn { padding: 11px 24px; font-size: 0.78rem; width: 100%; max-width: 280px; justify-content: center; }
    .hero-badge { font-size: 0.65rem; padding: 5px 14px; }

    .section { padding: 40px 16px; }
    .section-header h2 { font-size: 1.3rem; }
    .section-header p { font-size: 0.8rem; }
    .section-line { width: 36px; }

    .service-card { padding: 28px 20px; }
    .service-card h3 { font-size: 1rem; }
    .service-card p { font-size: 0.82rem; }
    .service-details li { font-size: 0.78rem; }
    .service-icon { width: 42px; height: 42px; font-size: 1rem; }

    .detail-card { padding: 24px 20px; }
    .detail-card h3 { font-size: 0.95rem; }
    .detail-item { font-size: 0.78rem; padding: 8px 12px; }

    .tech-badge { font-size: 0.7rem; padding: 6px 14px; }

    .process-card { padding: 24px 20px; }
    .process-number { font-size: 2rem; }
    .process-card h4 { font-size: 0.92rem; }
    .process-card p { font-size: 0.8rem; }

    .testimonial-card { padding: 20px 16px; }
    .testimonial-card p { font-size: 0.82rem; }
    .testimonial-name { font-size: 0.82rem; }
    .testimonial-role { font-size: 0.7rem; }
    .testimonial-stars { font-size: 0.72rem; }
    .testimonial-arrow { width: 34px; height: 34px; font-size: 0.75rem; }
    .testimonial-dot { width: 6px; height: 6px; }
    .testimonial-dot.active { width: 22px; }
    .testimonial-counter { font-size: 0.65rem; }

    .about-text h3 { font-size: 1.15rem; }
    .about-text p { font-size: 0.82rem; }
    .about-stats { grid-template-columns: 1fr; gap: 10px; }
    .stat-number { font-size: 1.5rem; }
    .stat-label { font-size: 0.6rem; }

    .contact-form { padding: 20px; }
    .contact-form h3 { font-size: 1rem; }
    .form-group input,
    .form-group textarea,
    .form-group select { padding: 11px 14px; font-size: 0.82rem; }
    .btn-submit { padding: 12px; font-size: 0.82rem; }
    .contact-item { padding: 14px 16px; }
    .contact-detail h4 { font-size: 0.62rem; }
    .contact-detail p { font-size: 0.8rem; }

    .footer { padding: 24px 16px 18px; }
    .footer-logo img { height: 26px; }
    .footer-brand { font-size: 0.78rem; }
    .footer p { font-size: 0.7rem; }
    .footer-bottom p { font-size: 0.62rem; }
    .footer-socials a { width: 32px; height: 32px; font-size: 0.85rem; }

    .scroll-indicator { bottom: 20px; }
    .scroll-line { height: 24px; }
}

/* === 375px – Very narrow phones === */
@media (max-width: 375px) {
    .navbar { height: 52px; }
    .navbar .logo-img { height: 24px; }
    .nav-right { padding: 64px 16px; }
    .nav-links { gap: 20px; }
    .nav-links a { font-size: 0.92rem; }

    .hero { padding: 48px 12px; }
    .hero h1 { font-size: clamp(1.2rem, 6vw, 1.4rem); }
    .hero-logo img { height: 60px; }
    .hero-logo { margin-bottom: 20px; }
    .hero .subtitle { font-size: 0.8rem; }
    .hero p { font-size: 0.76rem; }

    .section { padding: 32px 12px; }
    .section-header h2 { font-size: 1.15rem; }

    .service-card { padding: 24px 16px; }
    .process-card { padding: 20px 16px; }
    .testimonial-card { padding: 18px 14px; }
    .contact-form { padding: 16px; }
}

/* === 900px – Tablet portrait mid fixes === */
@media (min-width: 769px) and (max-width: 900px) {
    .nav-links { gap: 14px; }
    .nav-links a { font-size: 0.72rem; }
    .hero h1 { font-size: 2.4rem; }
}

/* === Touch-friendly tweaks for any pointer === */
@media (hover: none) and (pointer: coarse) {
    .btn,
    .lang-btn,
    .hamburger,
    .testimonial-arrow,
    .testimonial-dot,
    .btn-submit,
    .footer-socials a {
        cursor: default;
        -webkit-tap-highlight-color: transparent;
    }
    .form-group input,
    .form-group textarea,
    .form-group select {
        font-size: 16px;
    }
}

/* ===== TOAST ===== */
.toast {
    position: fixed;
    bottom: 32px;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(16, 185, 129, 0.12);
    backdrop-filter: blur(12px);
    border: 1px solid rgba(16, 185, 129, 0.25);
    padding: 14px 28px;
    border-radius: 12px;
    color: #6ee7b7;
    font-size: 0.9rem;
    font-weight: 600;
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.4s ease, transform 0.4s ease;
    z-index: 9999;
    text-align: center;
}
.toast.visible {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}