/* ============================================
   HAFIZ DEVELOPERS - Main Stylesheet
   Brand: #802b55 | White | Black
   Font: Helvetica Neue
   ============================================ */

:root {
    --primary: #802b55;
    --primary-light: #a03d6e;
    --primary-dark: #5c1f3d;
    --primary-rgb: 128, 43, 85;
    --white: #ffffff;
    --black: #0a0a0a;
    --gray-50: #fafafa;
    --gray-100: #f5f5f5;
    --gray-200: #e5e5e5;
    --gray-300: #d4d4d4;
    --gray-400: #a3a3a3;
    --gray-500: #737373;
    --gray-600: #525252;
    --gray-700: #404040;
    --gray-800: #262626;
    --gray-900: #171717;

    --bg-primary: var(--white);
    --bg-secondary: var(--gray-50);
    --bg-card: rgba(255, 255, 255, 0.7);
    --text-primary: var(--black);
    --text-secondary: var(--gray-600);
    --text-muted: var(--gray-400);
    --border-color: rgba(0, 0, 0, 0.08);
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.06);
    --shadow-md: 0 4px 20px rgba(0,0,0,0.08);
    --shadow-lg: 0 10px 40px rgba(0,0,0,0.12);
    --shadow-glow: 0 0 30px rgba(var(--primary-rgb), 0.3);
    --glass-bg: rgba(255, 255, 255, 0.65);
    --glass-border: rgba(255, 255, 255, 0.3);
    --nav-bg: rgba(255, 255, 255, 0.85);
    --gradient-primary: linear-gradient(135deg, var(--primary), var(--primary-light));
    --gradient-hero: linear-gradient(135deg, rgba(var(--primary-rgb), 0.05) 0%, rgba(var(--primary-rgb), 0.02) 50%, transparent 100%);
    --icon-fg: var(--primary);
    --icon-bg: rgba(var(--primary-rgb), 0.08);
    --icon-border: rgba(var(--primary-rgb), 0.12);
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 28px;
    --transition: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
    --ease-brand: cubic-bezier(0.16, 1, 0.3, 1);
    --font: 'Inter', 'Helvetica Neue', Helvetica, Arial, sans-serif;
    --header-height: 118px;
}

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

[data-theme="dark"] {
    color-scheme: dark;
    --bg-primary: #0d0d0d;
    --bg-secondary: #141414;
    --bg-card: rgba(30, 30, 30, 0.7);
    --text-primary: #f5f5f5;
    --text-secondary: #b0b0b0;
    --text-muted: #888888;
    --border-color: rgba(255, 255, 255, 0.1);
    --shadow-sm: 0 1px 3px 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);
    --glass-bg: rgba(20, 20, 20, 0.85);
    --glass-border: rgba(255, 255, 255, 0.1);
    --nav-bg: rgba(13, 13, 13, 0.95);
    --gradient-hero: linear-gradient(135deg, rgba(var(--primary-rgb), 0.15) 0%, rgba(var(--primary-rgb), 0.05) 50%, transparent 100%);
    --icon-fg: #ffffff;
    --icon-bg: rgba(255, 255, 255, 0.08);
    --icon-border: rgba(255, 255, 255, 0.12);
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: 120px;
    font-size: 16px;
}

body {
    font-family: var(--font);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    transition: background 0.3s, color 0.3s;
}

img { max-width: 100%; height: auto; display: block; }
a { text-decoration: none; color: inherit; transition: var(--transition); }
ul { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
input, textarea, select { font-family: inherit; font-size: 1rem; }

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.section {
    padding: 100px 0;
    position: relative;
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 60px;
}

.section-tag {
    display: inline-block;
    padding: 5px 14px;
    background: rgba(var(--primary-rgb), 0.08);
    color: var(--primary);
    border-radius: 6px;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    margin-bottom: 14px;
}

.section-title {
    font-size: clamp(1.75rem, 3.5vw, 2.5rem);
    font-weight: 800;
    line-height: 1.2;
    letter-spacing: -0.02em;
    margin-bottom: 14px;
}

.section-desc {
    font-size: 1.1rem;
    color: var(--text-secondary);
}

.gradient-text {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.glass-card {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 13px 26px;
    border-radius: 10px;
    font-weight: 600;
    font-size: 0.92rem;
    transition: var(--transition);
    border: 1.5px solid transparent;
    letter-spacing: -0.01em;
}

.btn-sm {
    padding: 10px 20px;
    font-size: 0.85rem;
}

.btn-primary {
    background: var(--primary);
    color: var(--white);
}

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-1px);
    box-shadow: 0 8px 24px rgba(var(--primary-rgb), 0.35);
}

.btn-secondary {
    background: var(--bg-primary);
    color: var(--text-primary);
    border-color: var(--border-color);
}

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

.btn-outline {
    border-color: var(--primary);
    color: var(--primary);
    background: transparent;
}

.btn-outline:hover {
    background: var(--primary);
    color: var(--white);
}

.btn-full { width: 100%; }

/* Preloader */
#preloader {
    position: fixed;
    inset: 0;
    background: var(--bg-primary);
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: opacity 0.5s, visibility 0.5s;
}

#preloader.hidden {
    opacity: 0;
    visibility: hidden;
}

.loader { text-align: center; }

.loader-ring {
    width: 50px;
    height: 50px;
    border: 3px solid var(--gray-200);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    margin: 0 auto 16px;
}

.loader-text {
    font-weight: 700;
    color: var(--primary);
    font-size: 1.1rem;
}

/* ========== HEADER & NAVBAR ========== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    transition: var(--transition);
}

.header-top {
    background: var(--primary);
    color: rgba(255,255,255,0.9);
    font-size: 0.78rem;
}

.header-top-inner {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 24px;
    padding: 7px 0;
}

.header-top-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: rgba(255,255,255,0.9);
    transition: opacity 0.2s;
}

.header-top-link:hover { opacity: 0.8; color: #fff; }

.navbar {
    background: var(--bg-primary);
    border-bottom: 1px solid var(--border-color);
    transition: var(--transition);
}

.header.scrolled .navbar {
    box-shadow: 0 4px 30px rgba(0,0,0,0.06);
}

.nav-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    min-height: 72px;
}

.brand {
    flex-shrink: 0;
    display: flex;
    align-items: center;
}

.brand-logo {
    height: 42px;
    width: auto;
    max-width: 160px;
    object-fit: contain;
    object-position: left center;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 6px;
    margin: 0 auto;
}

.nav-link {
    padding: 8px 16px;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-secondary);
    border-radius: 8px;
    position: relative;
    transition: color 0.2s, background 0.2s;
}

.nav-link:hover {
    color: var(--primary);
    background: rgba(var(--primary-rgb), 0.06);
}

.nav-link.active {
    color: var(--primary);
    font-weight: 600;
}

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: 2px;
    left: 16px;
    right: 16px;
    height: 2px;
    background: var(--primary);
    border-radius: 2px;
}

.nav-end {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-shrink: 0;
}

.theme-btn {
    width: 38px;
    height: 38px;
    border-radius: 10px;
    border: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    background: var(--bg-secondary);
    transition: var(--transition);
}

.theme-btn:hover {
    color: var(--primary);
    border-color: rgba(var(--primary-rgb), 0.3);
}

[data-theme="light"] .moon-icon { display: none; }
[data-theme="dark"] .sun-icon { display: none; }

.nav-cta-btn { white-space: nowrap; }

.menu-btn {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 38px;
    height: 38px;
    padding: 8px;
    border-radius: 10px;
    border: 1px solid var(--border-color);
    background: var(--bg-secondary);
}

.menu-btn span {
    display: block;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: var(--transition);
}

.menu-btn.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.menu-btn.active span:nth-child(2) { opacity: 0; }
.menu-btn.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

.nav-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.5);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    z-index: 999;
}

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

/* ========== HERO ========== */
.hero {
    padding: calc(var(--header-height) + 48px) 0 72px;
    position: relative;
    overflow: hidden;
    background: var(--bg-primary);
}

.hero-bg-shape {
    position: absolute;
    top: -120px;
    right: -80px;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(var(--primary-rgb), 0.08) 0%, transparent 65%);
    pointer-events: none;
}

.hero-wrap {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 56px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-label {
    display: inline-block;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--primary);
    margin-bottom: 16px;
    padding: 6px 14px;
    background: rgba(var(--primary-rgb), 0.08);
    border-radius: 6px;
}

.hero-title {
    font-size: clamp(2rem, 4.5vw, 3.2rem);
    font-weight: 800;
    line-height: 1.12;
    letter-spacing: -0.03em;
    margin-bottom: 18px;
    color: var(--text-primary);
}

.hero-subtitle {
    font-size: 1.05rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 32px;
    max-width: 500px;
}

.hero-actions {
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
    margin-bottom: 40px;
}

.hero-trust {
    display: flex;
    align-items: center;
    gap: 24px;
    flex-wrap: wrap;
    padding-top: 28px;
    border-top: 1px solid var(--border-color);
}

.hero-trust strong {
    display: block;
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--primary);
    line-height: 1.2;
}

.hero-trust span {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.hero-trust-divider {
    width: 1px;
    height: 36px;
    background: var(--border-color);
}

.hero-tech-panel {
    position: relative;
    --orbit-r: 130px;
    height: calc(var(--orbit-r) * 2 + 120px);
    min-height: 340px;
    max-width: 100%;
    border-radius: 20px;
    overflow: hidden;
    border: 1px solid var(--border-color);
    background: var(--bg-secondary);
}

.tech-anim-bg {
    position: absolute;
    inset: 0;
    overflow: hidden;
}

.tech-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(60px);
    opacity: 0.5;
    animation: techOrbMove 8s ease-in-out infinite;
}

.tech-orb-1 {
    width: 200px; height: 200px;
    background: rgba(var(--primary-rgb), 0.35);
    top: -20%; left: -10%;
}

.tech-orb-2 {
    width: 160px; height: 160px;
    background: rgba(var(--primary-rgb), 0.2);
    bottom: -10%; right: -5%;
    animation-delay: 2s;
}

.tech-orb-3 {
    width: 120px; height: 120px;
    background: rgba(99, 102, 241, 0.15);
    top: 40%; right: 30%;
    animation-delay: 4s;
}

.tech-particles {
    position: absolute;
    inset: 0;
}

.tech-particle {
    position: absolute;
    width: 4px;
    height: 4px;
    background: var(--primary);
    border-radius: 50%;
    opacity: 0.25;
    animation: techParticle 6s ease-in-out infinite;
}

.tech-orbit-ring {
    position: absolute;
    inset: 0;
    animation: techOrbitSpin 30s linear infinite;
}

.tech-orbit-item {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 48px;
    height: 48px;
    margin: -24px;
    background: var(--bg-primary);
    border-radius: 12px;
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-md);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 8px;
    transform: rotate(calc(var(--i) * 60deg)) translateY(calc(-1 * var(--orbit-r))) rotate(calc(var(--i) * -60deg));
}

.tech-orbit-item img {
    width: 28px;
    height: 28px;
    object-fit: contain;
}

.tech-panel-center {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
    z-index: 2;
    background: rgba(var(--primary-rgb), 0.06);
    backdrop-filter: blur(12px);
    border: 1px solid rgba(var(--primary-rgb), 0.12);
    border-radius: 16px;
    padding: 24px 28px;
    min-width: 180px;
}

.tech-panel-center .section-tag {
    margin-bottom: 8px;
    font-size: 0.68rem;
}

.tech-panel-center h3 {
    font-size: 1.35rem;
    font-weight: 800;
    margin-bottom: 6px;
    letter-spacing: -0.02em;
}

.tech-panel-center p {
    font-size: 0.78rem;
    color: var(--text-muted);
}

/* ========== TECHNOLOGIES SECTION ========== */
.technologies {
    position: relative;
    overflow-x: clip;
    overflow-y: visible;
    background: var(--bg-secondary);
}

.tech-section-bg {
    position: absolute;
    inset: 0;
    pointer-events: none;
    overflow: hidden;
}

.tech-bg-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    animation: techOrbMove 12s ease-in-out infinite;
}

.tech-bg-orb-1 {
    width: 400px; height: 400px;
    background: rgba(var(--primary-rgb), 0.12);
    top: -100px; left: -100px;
}

.tech-bg-orb-2 {
    width: 350px; height: 350px;
    background: rgba(var(--primary-rgb), 0.08);
    bottom: -80px; right: -80px;
    animation-delay: 3s;
}

.tech-bg-grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(var(--primary-rgb), 0.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(var(--primary-rgb), 0.04) 1px, transparent 1px);
    background-size: 40px 40px;
    animation: techGridMove 20s linear infinite;
}

.tech-stack-grid {
    display: grid;
    grid-template-columns: repeat(8, 1fr);
    gap: 16px;
    position: relative;
    z-index: 1;
}

.tech-stack-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    padding: 20px 12px;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 14px;
    transition: transform 0.3s, box-shadow 0.3s, border-color 0.3s;
    cursor: default;
}

.tech-stack-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-md);
    border-color: rgba(var(--primary-rgb), 0.25);
}

.tech-stack-card img {
    width: 40px;
    height: 40px;
    object-fit: contain;
    transition: transform 0.3s;
}

.tech-icon-aws {
    width: 48px !important;
    height: auto !important;
}

[data-theme="dark"] .tech-stack-card img[alt="Next.js"],
[data-theme="dark"] .tech-stack-card img[alt="AWS"],
[data-theme="dark"] .tech-orbit-item img[alt="Next.js"],
[data-theme="dark"] .tech-scroll-item img[alt="Next.js"],
[data-theme="dark"] .tech-scroll-item img[alt="AWS"] {
    filter: invert(1) brightness(1.15);
}

[data-theme="dark"] .tech-marquee-track img {
    opacity: 0.85;
    filter: grayscale(0);
}

.tech-stack-card:hover img {
    transform: scale(1.15);
}

.tech-stack-card span {
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--text-secondary);
    text-align: center;
}

.tech-marquee-wrap {
    margin-top: 40px;
    overflow: hidden;
    position: relative;
    z-index: 1;
    mask-image: linear-gradient(90deg, transparent, #000 10%, #000 90%, transparent);
}

.tech-marquee-track {
    display: flex;
    gap: 48px;
    align-items: center;
    animation: techMarquee 25s linear infinite;
    width: max-content;
}

.tech-marquee-track img {
    width: 36px;
    height: 36px;
    object-fit: contain;
    opacity: 0.5;
    filter: grayscale(30%);
    transition: opacity 0.3s, filter 0.3s;
}

.tech-marquee-track img:hover {
    opacity: 1;
    filter: none;
}

@keyframes techOrbMove {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(20px, -15px) scale(1.1); }
}

@keyframes techOrbitSpin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

@keyframes techGridMove {
    from { transform: translate(0, 0); }
    to { transform: translate(40px, 40px); }
}

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

@keyframes techParticle {
    0%, 100% { transform: translateY(0); opacity: 0.2; }
    50% { transform: translateY(-20px); opacity: 0.6; }
}

/* About */
.about { background: var(--bg-primary); }

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-text {
    font-size: 1.05rem;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 32px;
}

.about-features { display: flex; flex-direction: column; gap: 20px; }

.about-feature {
    display: flex;
    gap: 18px;
    align-items: center;
    padding: 18px;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 14px;
    transition: var(--transition);
}

.about-feature:hover {
    border-color: rgba(var(--primary-rgb), 0.25);
    box-shadow: var(--shadow-sm);
}

.feature-img {
    width: 56px;
    height: 56px;
    border-radius: 12px;
    overflow: hidden;
    flex-shrink: 0;
    background: rgba(var(--primary-rgb), 0.06);
    border: 1px solid var(--border-color);
}

.feature-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.feature-icon {
    font-size: 1.5rem;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(var(--primary-rgb), 0.1);
    border-radius: var(--radius-sm);
    flex-shrink: 0;
}

.about-feature h4 { font-size: 1rem; margin-bottom: 4px; }
.about-feature p { font-size: 0.9rem; color: var(--text-secondary); }

.about-card { padding: 32px; }

.about-card-header {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 28px;
}

.about-avatar {
    width: 56px;
    height: 56px;
    background: var(--gradient-primary);
    color: var(--white);
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 1.2rem;
}

.about-card-header h4 { font-size: 1.1rem; }
.about-card-header p { font-size: 0.85rem; color: var(--text-muted); }

.about-metrics {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.metric {
    text-align: center;
    padding: 16px;
    background: rgba(var(--primary-rgb), 0.05);
    border-radius: var(--radius-sm);
}

.metric-val {
    display: block;
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--primary);
}

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

/* Services */
.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}

.service-card {
    padding: 32px 26px;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    transition: var(--transition);
    position: relative;
}

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

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(var(--primary-rgb), 0.2);
}

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

.service-icon-wrap {
    width: 56px;
    height: 56px;
    background: var(--icon-bg);
    color: var(--icon-fg);
    border: 1px solid var(--icon-border);
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    transition: var(--transition);
}

.service-icon-wrap svg {
    width: 26px;
    height: 26px;
}

.service-card:hover .service-icon-wrap {
    background: var(--primary);
    color: var(--white);
    border-color: var(--primary);
    transform: scale(1.05);
}

.service-card h3 {
    font-size: 1.2rem;
    margin-bottom: 12px;
}

.service-card p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 16px;
}

.service-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.service-tags li {
    padding: 4px 12px;
    background: rgba(var(--primary-rgb), 0.08);
    color: var(--primary);
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 500;
}

/* Industries */
.industries { background: var(--bg-secondary); }

.industries-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.industry-card {
    padding: 24px 18px;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 14px;
    text-align: center;
    transition: var(--transition);
    cursor: default;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 14px;
}

.industry-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
    border-color: rgba(var(--primary-rgb), 0.3);
}

.industry-card:hover .ind-icon-wrap {
    background: var(--primary);
    color: var(--white);
    border-color: var(--primary);
}

.ind-icon-wrap {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    background: var(--icon-bg);
    color: var(--icon-fg);
    border: 1px solid var(--icon-border);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.ind-icon-wrap svg,
.ind-icon-wrap .ind-icon {
    width: 24px;
    height: 24px;
}

.industry-card h4 {
    font-size: 0.92rem;
    font-weight: 700;
    line-height: 1.35;
    margin-bottom: 8px;
}

/* Process */
.process-timeline {
    display: flex;
    flex-direction: column;
    gap: 24px;
    max-width: 700px;
    margin: 0 auto;
    position: relative;
}

.process-timeline::before {
    content: '';
    position: absolute;
    left: 28px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(to bottom, var(--primary), rgba(var(--primary-rgb), 0.1));
}

.process-step {
    display: flex;
    gap: 24px;
    align-items: flex-start;
    position: relative;
}

.step-number {
    width: 56px;
    height: 56px;
    background: var(--gradient-primary);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 1.1rem;
    flex-shrink: 0;
    z-index: 1;
    box-shadow: var(--shadow-glow);
}

.step-content { padding: 24px 28px; flex: 1; }
.step-content h3 { font-size: 1.1rem; margin-bottom: 8px; }
.step-content p { font-size: 0.9rem; color: var(--text-secondary); line-height: 1.7; }

/* Portfolio */
.portfolio { background: var(--bg-secondary); }

.portfolio-filters {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-bottom: 40px;
}

.filter-btn {
    padding: 10px 24px;
    border-radius: 50px;
    font-weight: 500;
    font-size: 0.9rem;
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

.filter-btn:hover, .filter-btn.active {
    background: var(--primary);
    color: var(--white);
    border-color: var(--primary);
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.portfolio-card {
    background: var(--bg-primary);
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--border-color);
    transition: var(--transition);
    cursor: pointer;
    group: portfolio;
}

.portfolio-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.portfolio-card-img {
    position: relative;
    overflow: hidden;
    aspect-ratio: 1;
    background: var(--bg-secondary);
}

.portfolio-card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s;
}

.portfolio-card:hover .portfolio-card-img img {
    transform: scale(1.1);
}

.portfolio-card-overlay {
    position: absolute;
    inset: 0;
    background: rgba(var(--primary-rgb), 0.85);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition);
}

.portfolio-card:hover .portfolio-card-overlay { opacity: 1; }

.portfolio-card-overlay span {
    color: var(--white);
    font-weight: 600;
    padding: 10px 24px;
    border: 2px solid var(--white);
    border-radius: 50px;
    font-size: 0.9rem;
}

.portfolio-card-body {
    padding: 16px 20px;
    text-align: center;
}

.portfolio-card-body h4 {
    font-size: 0.95rem;
    font-weight: 600;
}

.portfolio-card-body .category-tag {
    display: inline-block;
    margin-top: 6px;
    padding: 2px 10px;
    background: rgba(var(--primary-rgb), 0.1);
    color: var(--primary);
    border-radius: 50px;
    font-size: 0.7rem;
    font-weight: 500;
    text-transform: uppercase;
}

/* Technologies */
.tech-grid {
    display: grid;
    grid-template-columns: repeat(8, 1fr);
    gap: 16px;
}

.tech-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    padding: 20px 12px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    transition: var(--transition);
    text-align: center;
}

.tech-item:hover {
    transform: translateY(-4px);
    border-color: var(--primary);
    box-shadow: var(--shadow-md);
}

.tech-icon { font-size: 1.8rem; }
.tech-item span:last-child { font-size: 0.8rem; font-weight: 500; color: var(--text-secondary); }

/* Why Us */
.why-us { background: var(--bg-secondary); }

.why-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}

.why-card {
    padding: 36px 28px;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    text-align: center;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    align-items: center;
}

.why-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(var(--primary-rgb), 0.3);
}

.why-card:hover .why-icon-wrap {
    background: var(--primary);
    color: var(--white);
    border-color: var(--primary);
}

.why-icon-wrap {
    width: 56px;
    height: 56px;
    border-radius: 14px;
    background: var(--icon-bg);
    color: var(--icon-fg);
    border: 1px solid var(--icon-border);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 18px;
    transition: var(--transition);
}

.why-icon-wrap svg {
    width: 26px;
    height: 26px;
}

.why-card h3 { font-size: 1.1rem; margin-bottom: 10px; }
.why-card p { font-size: 0.9rem; color: var(--text-secondary); line-height: 1.7; }

/* Testimonials */
.testimonials-slider { position: relative; overflow: hidden; }

.testimonial-track {
    display: flex;
    gap: 24px;
    transition: transform 0.5s ease;
}

.testimonial-card {
    min-width: calc(50% - 12px);
    padding: 32px;
    flex-shrink: 0;
}

.stars { color: #f59e0b; font-size: 1.1rem; margin-bottom: 16px; letter-spacing: 2px; }

.testimonial-card p {
    font-size: 1rem;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 24px;
    font-style: italic;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 14px;
}

.author-avatar {
    width: 44px;
    height: 44px;
    background: var(--gradient-primary);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.85rem;
}

.testimonial-author strong { display: block; font-size: 0.95rem; }
.testimonial-author span { font-size: 0.8rem; color: var(--text-muted); }

.testimonial-nav {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-top: 28px;
}

.testimonial-btn {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    border: 1px solid var(--border-color);
    font-size: 1.5rem;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.testimonial-btn:hover {
    background: var(--primary);
    color: var(--white);
    border-color: var(--primary);
}

/* FAQ */
.faq { background: var(--bg-secondary); }

.faq-list { max-width: 750px; margin: 0 auto; }

.faq-item {
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    margin-bottom: 12px;
    overflow: hidden;
    background: var(--bg-primary);
}

.faq-question {
    width: 100%;
    padding: 20px 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 1rem;
    font-weight: 600;
    text-align: left;
    color: var(--text-primary);
    transition: var(--transition);
}

.faq-question:hover { color: var(--primary); }

.faq-icon {
    font-size: 1.5rem;
    color: var(--primary);
    transition: transform 0.3s;
    flex-shrink: 0;
    margin-left: 16px;
}

.faq-item.active .faq-icon { transform: rotate(45deg); }

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.faq-item.active .faq-answer { max-height: 300px; }

.faq-answer p {
    padding: 0 24px 20px;
    color: var(--text-secondary);
    line-height: 1.7;
    font-size: 0.95rem;
}

/* Contact */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 32px;
}

.contact-card { padding: 32px; }

.contact-item {
    display: flex;
    gap: 16px;
    align-items: flex-start;
    padding: 16px 0;
    border-bottom: 1px solid var(--border-color);
}

.contact-item:last-child { border-bottom: none; }

.contact-icon-wrap {
    width: 44px;
    height: 44px;
    border-radius: 12px;
    background: var(--icon-bg);
    color: var(--icon-fg);
    border: 1px solid var(--icon-border);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: var(--transition);
}

.contact-icon-wrap svg {
    width: 20px;
    height: 20px;
}

.contact-item:hover .contact-icon-wrap {
    background: var(--primary);
    color: var(--white);
    border-color: var(--primary);
}

.contact-item h4 { font-size: 0.9rem; margin-bottom: 4px; color: var(--text-muted); }
.contact-item a, .contact-item p { font-size: 1rem; font-weight: 500; }
.contact-item a:hover { color: var(--primary); }

.contact-form { padding: 36px; }

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.form-group { margin-bottom: 20px; }

.form-group label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text-secondary);
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    background: var(--bg-primary);
    color: var(--text-primary);
    transition: var(--transition);
    outline: none;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(var(--primary-rgb), 0.1);
}

.form-group textarea { resize: vertical; min-height: 100px; }

.form-status {
    margin-top: 12px;
    padding: 10px;
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    text-align: center;
    display: none;
}

.form-status.success {
    display: block;
    background: rgba(34, 197, 94, 0.1);
    color: #16a34a;
}

.form-status.error {
    display: block;
    background: rgba(239, 68, 68, 0.1);
    color: #dc2626;
}

/* Footer */
.footer {
    background: var(--black);
    color: #ccc;
    padding: 60px 0 0;
}

[data-theme="dark"] .footer { background: #050505; }

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    padding-bottom: 40px;
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

.footer-logo {
    display: inline-flex;
    align-items: center;
    margin-bottom: 16px;
}

.footer-brand-logo {
    height: 40px;
    width: auto;
    max-width: 150px;
    object-fit: contain;
    opacity: 0.95;
}

.footer-brand { margin-bottom: 16px; }

.footer-brand p {
    font-size: 0.9rem;
    line-height: 1.7;
    margin-bottom: 20px;
    color: #999;
}

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

.footer-social a {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: 1px solid rgba(255,255,255,0.15);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #ccc;
    transition: var(--transition);
}

.footer-social a:hover {
    background: var(--primary);
    border-color: var(--primary);
    color: var(--white);
}

.footer-links h4 {
    color: var(--white);
    font-size: 1rem;
    margin-bottom: 20px;
}

.footer-links li { margin-bottom: 10px; }

.footer-links a {
    font-size: 0.9rem;
    color: #999;
    transition: var(--transition);
}

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

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 24px 0;
    font-size: 0.85rem;
    color: #666;
}

.footer-bottom-links { display: flex; gap: 24px; }
.footer-bottom-links a { color: #666; }
.footer-bottom-links a:hover { color: var(--primary-light); }

/* Modal */
.modal {
    position: fixed;
    inset: 0;
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}

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

.modal-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0,0,0,0.6);
    backdrop-filter: blur(4px);
}

.modal-content {
    position: relative;
    width: 90%;
    max-width: 520px;
    max-height: 90vh;
    overflow-y: auto;
    padding: 36px;
    z-index: 1;
    transform: translateY(20px) scale(0.95);
    transition: transform 0.3s;
}

.modal.active .modal-content {
    transform: translateY(0) scale(1);
}

.modal-close {
    position: absolute;
    top: 16px;
    right: 20px;
    font-size: 1.8rem;
    color: var(--text-muted);
    transition: var(--transition);
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
}

.modal-close:hover {
    color: var(--primary);
    background: rgba(var(--primary-rgb), 0.1);
}

.modal-content h3 {
    font-size: 1.4rem;
    margin-bottom: 8px;
}

.modal-content > p {
    color: var(--text-secondary);
    margin-bottom: 24px;
    font-size: 0.95rem;
}

/* Back to Top */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--primary);
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-glow);
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: var(--transition);
    z-index: 999;
}

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

.back-to-top:hover {
    background: var(--primary-dark);
    transform: translateY(-3px);
}

/* ========== DARK MODE POLISH ========== */
[data-theme="dark"] .brand-logo,
[data-theme="dark"] .footer-brand-logo,
[data-theme="dark"] #site-logo {
    filter: none;
}

[data-theme="dark"] .header.scrolled .navbar {
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.5);
}

[data-theme="dark"] .theme-btn {
    color: rgba(255, 255, 255, 0.9);
    background: rgba(255, 255, 255, 0.06);
    border-color: rgba(255, 255, 255, 0.12);
}

[data-theme="dark"] .theme-btn:hover {
    color: var(--primary-light);
    border-color: rgba(var(--primary-rgb), 0.4);
    background: rgba(var(--primary-rgb), 0.12);
}

[data-theme="dark"] .loader-ring {
    border-color: rgba(255, 255, 255, 0.1);
    border-top-color: var(--primary-light);
}

[data-theme="dark"] .section-tag,
[data-theme="dark"] .hero-label {
    background: rgba(var(--primary-rgb), 0.18);
    color: var(--primary-light);
}

[data-theme="dark"] .service-tags li {
    background: rgba(var(--primary-rgb), 0.18);
    color: var(--primary-light);
}

[data-theme="dark"] .btn-secondary {
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(255, 255, 255, 0.12);
    color: var(--text-primary);
}

[data-theme="dark"] .btn-secondary:hover {
    background: rgba(var(--primary-rgb), 0.15);
    border-color: var(--primary-light);
    color: var(--primary-light);
}

[data-theme="dark"] .service-card:hover .service-icon-wrap,
[data-theme="dark"] .industry-card:hover .ind-icon-wrap,
[data-theme="dark"] .why-card:hover .why-icon-wrap,
[data-theme="dark"] .contact-item:hover .contact-icon-wrap {
    border-color: var(--primary);
}

[data-theme="dark"] .tech-marquee-track img[src*="nextjs"] {
    filter: invert(1) brightness(1.15);
}

[data-theme="dark"] ::placeholder {
    color: var(--text-muted);
    opacity: 1;
}

[data-theme="dark"] .form-group select option {
    background: var(--bg-secondary);
    color: var(--text-primary);
}

[data-theme="dark"] .form-status.success {
    background: rgba(34, 197, 94, 0.15);
    color: #4ade80;
}

[data-theme="dark"] .form-status.error {
    background: rgba(239, 68, 68, 0.15);
    color: #f87171;
}

[data-theme="dark"] .faq-icon {
    color: var(--primary-light);
}

[data-theme="dark"] .hero-trust strong {
    color: var(--primary-light);
}

[data-theme="dark"] .nav-link:hover {
    background: rgba(255, 255, 255, 0.06);
}

[data-theme="dark"] .tech-panel-center {
    background: rgba(255, 255, 255, 0.04);
    border-color: rgba(255, 255, 255, 0.1);
}

[data-theme="dark"] .portfolio-card-body .category-tag {
    background: rgba(var(--primary-rgb), 0.18);
    color: var(--primary-light);
}

/* Responsive */
@media (max-width: 1024px) {
    :root { --header-height: 72px; }

    .header-top { display: none; }

    .hero-wrap { grid-template-columns: 1fr; text-align: center; gap: 40px; }
    .hero-subtitle { margin: 0 auto 32px; }
    .hero-actions { justify-content: center; }
    .hero-trust { justify-content: center; }
    .hero-tech-panel {
        --orbit-r: 105px;
        height: calc(var(--orbit-r) * 2 + 100px);
        min-height: 300px;
        max-width: 100%;
        width: 100%;
        margin: 0 auto;
    }
    .tech-stack-grid { grid-template-columns: repeat(4, 1fr); }
    .about-grid { grid-template-columns: 1fr; }
    .services-grid { grid-template-columns: repeat(2, 1fr); }
    .industries-grid { grid-template-columns: repeat(3, 1fr); }
    .portfolio-grid { grid-template-columns: repeat(3, 1fr); }
    .why-grid { grid-template-columns: repeat(2, 1fr); }
    .contact-grid { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: repeat(2, 1fr); }
    .testimonial-card { min-width: 100%; }
}

@media (max-width: 768px) {
    html { scroll-padding-top: 80px; }

    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: min(300px, 88vw);
        height: 100vh;
        background: var(--bg-primary);
        flex-direction: column;
        align-items: stretch;
        padding: 90px 24px 32px;
        margin: 0;
        box-shadow: var(--shadow-lg);
        transition: right 0.3s ease;
        z-index: 1000;
        gap: 4px;
    }

    .nav-links.active { right: 0; }

    .nav-link {
        padding: 14px 16px;
        font-size: 1rem;
        border-radius: 10px;
    }

    .nav-link.active::after { display: none; }

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

    .menu-btn { display: flex; }

    .brand-logo { height: 36px; max-width: 130px; }

    .nav-inner { min-height: 64px; }

    .section { padding: 64px 0; }
    .section-header { margin-bottom: 40px; }
    .services-grid { grid-template-columns: 1fr; }
    .industries-grid { grid-template-columns: repeat(2, 1fr); }
    .portfolio-grid { grid-template-columns: repeat(2, 1fr); }
    .why-grid { grid-template-columns: 1fr; }
    .form-row { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; }
    .footer-bottom { flex-direction: column; gap: 12px; text-align: center; }
    .hero { padding: calc(64px + 40px) 0 56px; }
    .hero-trust { gap: 16px; }
    .hero-trust-divider { display: none; }

    /* Hero tech panel — static grid on mobile (orbit clips on small screens) */
    .hero-tech-panel {
        height: auto;
        min-height: 0;
        padding: 20px 16px 16px;
        display: flex;
        flex-direction: column;
        align-items: center;
        gap: 18px;
        overflow: hidden;
    }

    .tech-orbit-ring {
        position: relative;
        inset: auto;
        width: 100%;
        max-width: 320px;
        animation: none;
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 12px;
    }

    .tech-orbit-item {
        position: relative;
        top: auto;
        left: auto;
        width: 100%;
        max-width: 56px;
        height: 56px;
        margin: 0;
        justify-self: center;
        transform: none !important;
    }

    .tech-orbit-item img {
        width: 26px;
        height: 26px;
    }

    .tech-panel-center {
        position: relative;
        top: auto;
        left: auto;
        transform: none;
        width: 100%;
        max-width: 300px;
        order: -1;
        padding: 20px 24px;
    }

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

@media (max-width: 480px) {
    .container { padding: 0 16px; }
    .hero-title { font-size: 1.75rem; }
    .hero-actions { flex-direction: column; }
    .hero-actions .btn { width: 100%; }
    .tech-orbit-ring { max-width: 280px; gap: 10px; }
    .tech-orbit-item { max-width: 50px; height: 50px; }
    .tech-stack-grid { grid-template-columns: repeat(2, 1fr); }
    .industries-grid { grid-template-columns: 1fr 1fr; gap: 12px; }
    .portfolio-grid { grid-template-columns: 1fr; }
}