/* ===== Premium Orange Design System ===== */
:root {
    --orange: #FF6B35;
    --orange-hover: #D45204;
    --orange-light: rgba(255, 107, 53, 0.15);
    --dark: #1A1A2E;
    --dark-accent: #16213E;
    --dark-soft: #1f2940;
    --text: #1A1A2E;
    --text-muted: #6B7280;
    --bg: #ffffff;
    --bg-soft: #F5F5F7;
    --border: #E8E8ED;
    --font: 'Cairo', sans-serif;
    --container: 1200px;
    --radius: 12px;
    --radius-lg: 24px;
    --shadow-soft: 0 4px 24px rgba(0, 0, 0, 0.06);
    --shadow-medium: 0 8px 40px rgba(0, 0, 0, 0.1);
    --shadow-hover: 0 16px 48px rgba(255, 107, 53, 0.2);
    --ease: cubic-bezier(0.4, 0, 0.2, 1);
    --transition: 0.35s var(--ease);
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-bottom: 120px;
}

body {
    font-family: var(--font);
    font-size: 16px;
    line-height: 1.7;
    color: var(--text);
    background: var(--bg);
    direction: rtl;
    text-align: right;
    overflow-x: hidden;
    min-width: 280px;
}

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

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

ul {
    list-style: none;
}

.container {
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 24px;
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }
}

/* ===== Animations ===== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(24px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.animate-section {
    opacity: 0;
    transform: translateY(32px);
    transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}

.animate-section.visible {
    opacity: 1;
    transform: translateY(0);
}

.animate-section.visible .service-card,
.animate-section.visible .product-card,
.animate-section.visible .project-card,
.animate-section.visible .testimonial-card {
    animation: fadeInUp 0.6s var(--ease) forwards;
}

.animate-section.visible .service-card { animation-delay: 0.1s; }
.animate-section.visible .service-card:nth-child(2) { animation-delay: 0.2s; }

.animate-section.visible .product-card:nth-child(1) { animation-delay: 0.05s; }
.animate-section.visible .product-card:nth-child(2) { animation-delay: 0.15s; }
.animate-section.visible .product-card:nth-child(3) { animation-delay: 0.25s; }
.animate-section.visible .product-card:nth-child(4) { animation-delay: 0.35s; }

.animate-section.visible .project-card:nth-child(1) { animation-delay: 0.05s; }
.animate-section.visible .project-card:nth-child(2) { animation-delay: 0.12s; }
.animate-section.visible .project-card:nth-child(3) { animation-delay: 0.19s; }
.animate-section.visible .project-card:nth-child(4) { animation-delay: 0.26s; }

.animate-section.visible .testimonial-card:nth-child(1) { animation-delay: 0.1s; }
.animate-section.visible .testimonial-card:nth-child(2) { animation-delay: 0.2s; }
.animate-section.visible .testimonial-card:nth-child(3) { animation-delay: 0.3s; }

.hero .animate-on-scroll {
    opacity: 0;
    animation: fadeInUp 0.8s var(--ease) forwards;
}

.hero-inner .animate-on-scroll:nth-child(1) { animation-delay: 0.15s; }
.hero-inner .animate-on-scroll:nth-child(2) { animation-delay: 0.25s; }
.hero-inner .animate-on-scroll:nth-child(3) { animation-delay: 0.35s; }
.hero-inner .animate-on-scroll:nth-child(4) { animation-delay: 0.45s; }
.hero-inner .animate-on-scroll:nth-child(5) { animation-delay: 0.55s; }
.hero-inner .animate-on-scroll:nth-child(6) { animation-delay: 0.65s; }
.hero-inner .animate-on-scroll:nth-child(7) { animation-delay: 0.75s; }
.hero-inner .animate-on-scroll:nth-child(8) { animation-delay: 0.85s; }

/* ===== Header - Glassmorphism ===== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 16px 0;
    transition: background var(--transition), backdrop-filter var(--transition), box-shadow var(--transition);
}

.header::before {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    opacity: 0;
    transition: opacity var(--transition);
}

.header.scrolled::before {
    opacity: 1;
}

.header.scrolled {
    box-shadow: var(--shadow-soft);
}

.header.scrolled .logo,
.header.scrolled .nav-list a {
    color: var(--text);
}

.header-inner {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 32px;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: white;
    transition: color var(--transition);
}

.nav-list {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav-list a {
    color: rgba(255, 255, 255, 0.95);
    font-weight: 500;
    font-size: 0.95rem;
    transition: color var(--transition);
}

.nav-list a:hover,
.nav-list a.active {
    color: var(--orange);
}

.nav-list a.active {
    font-weight: 600;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 28px;
    font-family: var(--font);
    font-size: 0.95rem;
    font-weight: 600;
    border-radius: var(--radius);
    border: none;
    cursor: pointer;
    transition: all var(--transition);
}

.btn-primary {
    background: var(--orange);
    color: white;
    box-shadow: 0 4px 16px rgba(255, 107, 53, 0.4);
}

.btn-primary:hover {
    background: var(--orange-hover);
    transform: translateY(-3px);
    box-shadow: 0 12px 40px var(--orange-glow);
}

.btn-glow {
    box-shadow: 0 0 32px var(--orange-glow);
}

.btn-glow:hover {
    box-shadow: 0 0 48px var(--orange-glow), 0 12px 40px var(--orange-glow);
}

.btn-glass {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.25);
    color: white;
}

.btn-glass:hover {
    background: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.4);
    transform: translateY(-2px);
}

.btn-secondary {
    background: white;
    color: var(--orange);
    border: 2px solid white;
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.9);
    transform: translateY(-2px);
}

.btn-cta {
    background: var(--orange);
    color: white;
    box-shadow: 0 4px 16px rgba(255, 107, 53, 0.4);
}

.btn-cta:hover {
    background: var(--orange-hover);
    transform: translateY(-3px);
    box-shadow: 0 12px 40px var(--orange-glow);
}

.btn-cta-white {
    background: white;
    color: var(--orange);
    font-size: 1.1rem;
    padding: 16px 40px;
    box-shadow: var(--shadow-medium);
    text-align: center;
    white-space: normal;
    min-height: 56px;
}

.btn-cta-white:hover {
    background: var(--bg-soft);
    transform: translateY(-4px);
    box-shadow: var(--shadow-deep);
}

.btn-outline {
    background: transparent;
    border: 2px solid var(--orange);
    color: var(--orange);
}

.btn-outline:hover {
    background: var(--orange);
    color: white;
    transform: translateY(-2px);
}

.btn-block {
    width: 100%;
}

/* Hamburger */
.nav-overlay {
    display: none;
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 6px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.hamburger span {
    display: block;
    width: 24px;
    height: 2px;
    background: white;
    transition: all var(--transition);
}

.header.scrolled .hamburger span {
    background: var(--text);
}

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

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

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

/* ===== Hero - Cinematic Enterprise ===== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 140px 0 120px;
    overflow: hidden;
}

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

.hero-gradient {
    position: absolute;
    inset: 0;
    background: linear-gradient(160deg, var(--dark) 0%, var(--dark-accent) 40%, #0d0d14 100%);
}

.hero-mesh {
    position: absolute;
    inset: 0;
    background-image: radial-gradient(at 20% 30%, rgba(255, 107, 53, 0.15) 0%, transparent 50%),
        radial-gradient(at 80% 70%, rgba(255, 107, 53, 0.08) 0%, transparent 40%),
        linear-gradient(180deg, transparent 0%, rgba(0, 0, 0, 0.3) 100%);
}

.hero-glow {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
    opacity: 0.5;
    animation: pulse 8s ease-in-out infinite;
}

.hero-glow-1 {
    width: 600px;
    height: 600px;
    background: var(--orange);
    top: -200px;
    left: -100px;
    animation-delay: 0s;
}

.hero-glow-2 {
    width: 400px;
    height: 400px;
    background: var(--orange);
    bottom: -100px;
    right: 10%;
    opacity: 0.3;
    animation-delay: 2s;
}

.hero-glow-3 {
    width: 300px;
    height: 300px;
    background: var(--orange);
    top: 50%;
    right: -50px;
    opacity: 0.2;
    animation-delay: 4s;
}

@keyframes pulse {
    0%, 100% { opacity: 0.3; transform: scale(1); }
    50% { opacity: 0.6; transform: scale(1.05); }
}

.hero-content {
    position: relative;
    z-index: 2;
    width: 100%;
}

.hero-inner {
    position: relative;
    max-width: 780px;
}

.hero-badge {
    display: inline-block;
    padding: 8px 20px;
    background: rgba(255, 107, 53, 0.15);
    border: 1px solid rgba(255, 107, 53, 0.3);
    border-radius: 100px;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--orange);
    letter-spacing: 0.5px;
    margin-bottom: 28px;
}

.hero-title {
    font-size: clamp(1.5rem, 5vw, 3.25rem);
    font-weight: 800;
    color: white;
    line-height: 1.15;
    margin-bottom: 24px;
    letter-spacing: -0.02em;
}

.hero-title-line {
    display: block;
    margin-right: 16px;
}

.hero-title-accent {
    background: linear-gradient(135deg, var(--orange) 0%, #FFB088 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-desc {
    font-size: 1.15rem;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 40px;
    margin-right: 16px;
    line-height: 1.85;
    max-width: 560px;
}

.hero-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    margin-bottom: 64px;
}

.hero-buttons .btn {
    padding: 16px 36px;
    font-size: 1rem;
}

.hero-stats {
    display: flex;
    gap: 56px;
    padding-top: 48px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.hero-stat {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.hero-stat-value {
    font-size: 1.75rem;
    font-weight: 800;
    color: white;
    letter-spacing: -0.02em;
}

.hero-stat-label {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.6);
}

.hero-scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
}

.hero-scroll-line {
    display: block;
    width: 1px;
    height: 48px;
    background: linear-gradient(to bottom, rgba(255, 255, 255, 0.5), transparent);
    animation: scrollBounce 2s ease-in-out infinite;
}

@keyframes scrollBounce {
    0%, 100% { transform: scaleY(1); opacity: 1; }
    50% { transform: scaleY(0.6); opacity: 0.5; }
}

/* ===== About ===== */
.about {
    padding: 120px 0;
    background: var(--bg);
}

.about-inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.about-content .section-subtitle {
    margin-bottom: 12px;
}

.about-text {
    font-size: 1.1rem;
    color: var(--text-muted);
    line-height: 1.9;
    margin-bottom: 32px;
}

.about-features {
    margin-bottom: 40px;
}

.about-features li {
    display: flex;
    align-items: center;
    gap: 16px;
    font-size: 1.05rem;
    color: var(--text);
    margin-bottom: 16px;
}

.about-check {
    width: 24px;
    height: 24px;
    flex-shrink: 0;
    background: var(--orange);
    border-radius: 50%;
    position: relative;
}

.about-check::after {
    content: '';
    position: absolute;
    left: 8px;
    top: 4px;
    width: 5px;
    height: 10px;
    border: solid white;
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
}

.about-visual {
    position: relative;
}

.about-card {
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-deep);
}

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

/* ===== Section Common ===== */
.section-subtitle {
    font-size: 0.9rem;
    color: var(--orange);
    font-weight: 600;
    margin-bottom: 12px;
    letter-spacing: 0.5px;
}

.section-title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text);
    margin-bottom: 20px;
    letter-spacing: -0.3px;
}

.section-desc {
    font-size: 1.05rem;
    color: var(--text-muted);
    margin-bottom: 32px;
    max-width: 720px;
}

.link-more {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--orange);
    font-weight: 600;
    transition: gap var(--transition);
}

.link-more:hover {
    gap: 12px;
}

/* ===== Services ===== */
.services {
    padding: 100px 0;
    background: var(--bg);
}

.services-list-title {
    font-weight: 600;
    margin-bottom: 20px;
    color: var(--text);
}

.services-list {
    margin-bottom: 32px;
}

.services-list li {
    position: relative;
    padding-right: 28px;
    margin-bottom: 12px;
    color: var(--text-muted);
}

.services-list li::before {
    content: '';
    position: absolute;
    right: 0;
    top: 12px;
    width: 8px;
    height: 8px;
    background: var(--orange);
    border-radius: 50%;
}

.service-cards {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
    margin-top: 48px;
}

.service-card {
    background: var(--bg);
    padding: 36px;
    opacity: 0;
    border-radius: var(--radius);
    box-shadow: var(--shadow-soft);
    border: 1px solid var(--border);
    transition: all var(--transition);
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-deep);
    border-color: rgba(255, 107, 53, 0.25);
}

.service-card h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 14px;
    color: var(--text);
}

.service-card p {
    font-size: 0.95rem;
    color: var(--text-muted);
}

.service-card-img {
    position: relative;
    aspect-ratio: 16/10;
    overflow: hidden;
    border-radius: var(--radius);
    margin: -36px -36px 24px -36px;
}

.service-card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition);
}

.service-card:hover .service-card-img img {
    transform: scale(1.05);
}

/* ===== Products ===== */
.products {
    padding: 100px 0;
    background: var(--bg-soft);
}

.product-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 28px;
}

.product-card {
    background: var(--bg);
    border-radius: var(--radius);
    opacity: 0;
    overflow: hidden;
    box-shadow: var(--shadow-soft);
    transition: all var(--transition);
}

.product-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-deep);
}

.product-img {
    position: relative;
    aspect-ratio: 4/2.5;
    overflow: hidden;
}

.product-img::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(26, 26, 46, 0.3), transparent);
    opacity: 0;
    transition: opacity var(--transition);
}

.product-card:hover .product-img::after {
    opacity: 1;
}

.product-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition);
}

.product-card:hover .product-img img {
    transform: scale(1.06);
}

.product-card h3 {
    font-size: 1.15rem;
    font-weight: 600;
    margin: 24px 24px 12px;
    color: var(--text);
}

.product-card p {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin: 0 24px 20px;
}

.product-card .link-more {
    margin: 0 24px 24px;
}

/* ===== Projects ===== */
.projects .section-subtitle {
    margin-bottom: 8px;
}

.projects {
    padding: 120px 0;
    background: var(--bg);
}

.project-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 28px;
    margin-bottom: 48px;
}

.project-card {
    background: var(--bg);
    border-radius: var(--radius);
    opacity: 0;
    overflow: hidden;
    box-shadow: var(--shadow-soft);
    transition: all var(--transition);
}

.project-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-deep);
}

.project-img {
    aspect-ratio: 4/2.8;
    overflow: hidden;
}

.project-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition);
}

.project-card:hover .project-img img {
    transform: scale(1.06);
}

.project-card h3 {
    font-size: 1.15rem;
    font-weight: 600;
    margin: 24px 24px 8px;
    color: var(--text);
}

.project-card p {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin: 0 24px 16px;
}

.project-card .link-more {
    margin: 0 24px 24px;
}

.projects-footer {
    text-align: center;
}

/* ===== Testimonials ===== */
.testimonials {
    padding: 100px 0;
    background: var(--bg-soft);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
    margin-top: 48px;
}

.testimonial-card {
    background: var(--bg);
    padding: 36px;
    opacity: 0;
    border-radius: var(--radius);
    box-shadow: var(--shadow-soft);
    border: 1px solid var(--border);
    transition: all var(--transition);
}

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

.testimonial-stars {
    color: var(--orange);
    font-size: 1.2rem;
    margin-bottom: 20px;
    letter-spacing: 2px;
}

.testimonial-text {
    font-size: 1rem;
    color: var(--text-muted);
    line-height: 1.8;
    margin-bottom: 28px;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 16px;
}

.testimonial-author img {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    object-fit: cover;
}

.testimonial-author strong {
    display: block;
    color: var(--text);
    font-size: 1rem;
    margin-bottom: 2px;
}

.testimonial-author span {
    font-size: 0.85rem;
    color: var(--text-muted);
}

/* ===== FAQ ===== */
.faq {
    padding: 100px 0;
    background: var(--bg);
}

.faq-list {
    max-width: 800px;
    margin-top: 40px;
}

.faq-item {
    background: var(--bg);
    border-radius: var(--radius);
    margin-bottom: 16px;
    box-shadow: var(--shadow-soft);
    border: 1px solid var(--border);
    overflow: hidden;
    transition: all var(--transition);
}

.faq-item:hover {
    border-color: rgba(255, 107, 53, 0.3);
}

.faq-question {
    width: 100%;
    padding: 24px 28px;
    text-align: right;
    font-family: var(--font);
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--text);
    background: none;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    transition: background var(--transition);
    min-width: 0;
}

.faq-question:hover {
    background: var(--bg-soft);
}

.faq-question::after {
    content: '+';
    font-size: 1.5rem;
    color: var(--orange);
    transition: transform var(--transition);
    flex-shrink: 0;
    margin-right: 8px;
}

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

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s var(--ease);
}

.faq-item.active .faq-answer {
    max-height: 600px;
}

.faq-answer p {
    padding: 0 28px 24px;
    font-size: 0.98rem;
    color: var(--text-muted);
    line-height: 1.8;
}

/* ===== CTA Banner ===== */
.cta-banner {
    padding: 72px 0;
    background: linear-gradient(135deg, var(--orange) 0%, var(--orange-hover) 50%, var(--orange-dark) 100%);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta-banner::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 30% 50%, rgba(255, 255, 255, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.cta-inner {
    max-width: 640px;
    position: relative;
    z-index: 1;
}

.cta-title {
    font-size: 2.25rem;
    font-weight: 800;
    color: white;
    margin-bottom: 20px;
    line-height: 1.3;
    letter-spacing: -0.02em;
}

.cta-desc {
    font-size: 1.15rem;
    color: rgba(255, 255, 255, 0.95);
    margin-bottom: 28px;
    line-height: 1.7;
}

/* ===== Contact ===== */
.contact {
    padding: 100px 0;
    background: var(--bg-soft);
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 56px;
    align-items: start;
    margin-top: 48px;
}

.contact-form {
    background: var(--bg);
    padding: 40px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-medium);
    border: 1px solid var(--border);
}

.form-group {
    margin-bottom: 24px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 16px 20px;
    font-family: var(--font);
    font-size: 1rem;
    border: 2px solid var(--border);
    border-radius: var(--radius);
    direction: rtl;
    transition: border-color var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--orange);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.contact-info h3 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 10px;
    color: var(--text);
}

.contact-info a {
    color: var(--orange);
}

.contact-info a:hover {
    text-decoration: underline;
}

.contact-item {
    margin-bottom: 28px;
}

.contact-desc {
    font-size: 0.98rem;
    color: var(--text-muted);
    margin-bottom: 28px;
}

.contact-links {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
}

.contact-links a {
    color: var(--orange);
    font-weight: 600;
}

/* ===== Footer ===== */
.footer {
    background: linear-gradient(180deg, var(--dark) 0%, var(--dark-accent) 100%);
    color: #9ca3af;
    padding: 56px 0 0;
    border-top: 3px solid var(--orange);
}

.footer-brand {
    text-align: center;
    margin-bottom: 48px;
    padding-bottom: 40px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-logo {
    display: inline-block;
    font-size: 1.75rem;
    font-weight: 800;
    color: white;
    margin-bottom: 12px;
    transition: color var(--transition);
}

.footer-logo:hover {
    color: var(--orange);
}

.footer-tagline {
    font-size: 0.95rem;
    color: rgba(255, 255, 255, 0.6);
    max-width: 400px;
    margin: 0 auto;
    line-height: 1.7;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 48px 64px;
    margin-bottom: 40px;
}

.footer-col h4 {
    font-size: 1.05rem;
    font-weight: 600;
    color: white;
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 2px solid rgba(255, 107, 53, 0.4);
    display: inline-block;
}

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

.footer-col ul li a {
    display: inline-block;
    padding: 4px 0;
    transition: color var(--transition), transform var(--transition);
}

.footer-col a {
    color: #b0b5bc;
}

.footer-col a:hover {
    color: var(--orange);
}

.footer-col ul li a:hover {
    transform: translateX(4px);
}

.footer-col p {
    margin-bottom: 10px;
    font-size: 0.95rem;
}

.footer-col p a {
    transition: color var(--transition);
}

.footer-bottom {
    padding: 24px 0;
    background: rgba(0, 0, 0, 0.2);
    text-align: center;
}

.footer-bottom p {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.5);
    margin: 0;
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
    .product-grid,
    .project-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .testimonials-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .hero-title {
        font-size: clamp(1.5rem, 5vw, 2.5rem);
    }

    .about-inner {
        gap: 56px;
    }
}

@media (max-width: 768px) {
    .nav {
        position: fixed;
        top: 0;
        right: -100%;
        width: min(300px, 85vw);
        min-width: 260px;
        max-width: 100%;
        height: 100%;
        min-height: 100dvh;
        height: 100dvh;
        height: 100vh;
        background: var(--bg);
        box-shadow: -8px 0 32px rgba(0, 0, 0, 0.2);
        padding: 80px 24px 24px;
        padding-top: max(80px, env(safe-area-inset-top));
        transition: right var(--transition);
        overflow-y: auto;
        -webkit-overflow-scrolling: touch;
        z-index: 999;
    }

    .nav.active {
        right: 0;
    }

    .nav-overlay {
        display: block;
        position: fixed;
        pointer-events: none;
        inset: 0;
        background: rgba(0, 0, 0, 0.5);
        z-index: 998;
        opacity: 0;
        transition: opacity var(--transition);
        backdrop-filter: blur(2px);
    }

    .nav-overlay.active {
        pointer-events: auto;
        opacity: 1;
    }

    .nav-list {
        flex-direction: column;
        gap: 0;
    }

    .nav-list li {
        border-bottom: 1px solid var(--border);
    }

    .nav-list a {
        display: block;
        padding: 16px 0;
        color: var(--text);
        font-size: 1rem;
        min-height: 44px;
        display: flex;
        align-items: center;
    }

    .hamburger {
        display: flex;
        min-width: 44px;
        min-height: 44px;
        align-items: center;
        justify-content: center;
    }

    .btn-cta {
        display: none;
    }

    .header-inner {
        padding: 0 16px;
        gap: 16px;
    }

    .container {
        padding: 0 20px;
    }

    .service-cards {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .service-card {
        padding: 24px 20px;
    }

    .service-card-img {
        margin: -24px -20px 20px -20px;
    }

    .services-list li {
        padding-right: 20px;
    }

    .testimonials-grid {
        grid-template-columns: 1fr;
    }

    .product-grid,
    .project-grid {
        gap: 20px;
    }

    .product-card h3,
    .product-card p,
    .product-card .link-more {
        margin-right: 20px;
        margin-left: 20px;
    }

    .product-card h3 {
        margin-top: 20px;
    }

    .project-card h3,
    .project-card p,
    .project-card .link-more {
        margin-right: 20px;
        margin-left: 20px;
    }

    .project-card h3 {
        margin-top: 20px;
    }

    .contact-wrapper {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .contact-form {
        padding: 24px 20px;
    }

    .form-group input,
    .form-group textarea {
        font-size: 16px;
        padding: 14px 16px;
    }

    .footer {
        padding: 40px 0 140px;
        padding-bottom: max(140px, calc(140px + env(safe-area-inset-bottom)));
    }

    .footer-brand {
        margin-bottom: 32px;
        padding-bottom: 28px;
    }

    .footer-logo {
        font-size: 1.5rem;
    }

    .footer-tagline {
        font-size: 0.9rem;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 32px;
        margin-bottom: 28px;
    }

    .services,
    .products,
    .projects,
    .testimonials,
    .faq,
    .about {
        padding: 60px 0;
    }

    .cta-banner {
        padding: 44px 0;
    }

    .contact {
        padding: 60px 0 140px;
        padding-bottom: max(140px, calc(140px + env(safe-area-inset-bottom)));
    }

    .hero {
        padding: 100px 0 24px;
        min-height: auto;
        overflow: visible;
        align-items: flex-start;
        padding-top: max(100px, calc(80px + env(safe-area-inset-top)));
    }

    .hero-content {
        width: 100%;
    }

    .hero-inner {
        padding: 0;
    }

    .hero-title {
        font-size: clamp(1.5rem, 5vw, 1.75rem);
        line-height: 1.25;
    }

    .hero-desc {
        font-size: 1rem;
        margin-bottom: 28px;
    }

    .hero-buttons {
        flex-direction: column;
        margin-bottom: 40px;
        gap: 12px;
    }

    .hero-buttons .btn {
        width: 90%;
        max-width: 280px;
        align-self: center;
        justify-content: center;
        padding: 12px 20px;
        font-size: 0.9rem;
    }

    .hero-stats {
        flex-direction: row;
        flex-wrap: wrap;
        gap: 24px 32px;
        padding-top: 20px;
        justify-content: center;
    }

    .hero-stat-value {
        font-size: 1.4rem;
    }

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

    .hero-scroll-indicator {
        display: none;
    }

    .hero-glow {
        filter: blur(60px);
        opacity: 0.25;
    }

    .about {
        padding-top: 36px;
    }

    .about-inner {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .about-visual {
        order: -1;
    }

    .about-card img {
        max-height: 320px;
        object-fit: cover;
    }

    .about-text {
        font-size: 1rem;
    }

    .section-title {
        font-size: 1.5rem;
        margin-bottom: 16px;
    }

    .section-desc {
        font-size: 0.95rem;
    }

    .cta-title {
        font-size: 1.4rem;
    }

    .cta-desc {
        font-size: 1rem;
    }

    .testimonial-card {
        padding: 24px 20px;
    }

    .faq-question {
        padding: 18px 20px;
        font-size: 0.98rem;
    }

    .faq-answer p {
        padding: 0 20px 18px;
    }
}

@media (max-width: 640px) {
    .product-grid,
    .project-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: clamp(1.35rem, 4.5vw, 1.5rem);
    }

    .hero-badge {
        font-size: 0.8rem;
        padding: 6px 16px;
    }

    .section-title {
        font-size: 1.35rem;
    }

    .cta-title {
        font-size: 1.3rem;
    }

    .logo {
        font-size: 1.25rem;
    }

    .services-list li {
        padding-right: 16px;
    }
}

@media (max-width: 360px) {
    .logo {
        font-size: 1.1rem;
    }
}

/* ===== Fixed Contact Buttons (Sticky) ===== */
.fixed-buttons {
    position: fixed;
    bottom: max(24px, env(safe-area-inset-bottom));
    right: max(24px, env(safe-area-inset-right));
    display: flex;
    flex-direction: column;
    gap: 12px;
    z-index: 998;
}

.fixed-btn {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 22px;
    border-radius: 50px;
    font-family: var(--font);
    font-size: 1rem;
    font-weight: 600;
    color: white;
    text-decoration: none;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2), 0 2px 8px rgba(0, 0, 0, 0.1);
    transition: all var(--transition);
    min-height: 52px;
    border: none;
}

.fixed-btn:hover {
    transform: translateY(-4px) scale(1.04);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.25);
}

.fixed-btn:active {
    transform: translateY(-2px) scale(1.02);
}

.fixed-btn svg {
    flex-shrink: 0;
    width: 24px;
    height: 24px;
}

.fixed-btn-whatsapp {
    background: linear-gradient(135deg, #25D366 0%, #128C7E 100%);
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4), 0 2px 8px rgba(0, 0, 0, 0.15);
}

.fixed-btn-whatsapp:hover {
    background: linear-gradient(135deg, #2EE672 0%, #25D366 100%);
    box-shadow: 0 12px 32px rgba(37, 211, 102, 0.5);
}

.fixed-btn-call {
    background: var(--orange);
    box-shadow: 0 4px 20px var(--orange-glow), 0 2px 8px rgba(0, 0, 0, 0.15);
}

.fixed-btn-call:hover {
    background: var(--orange-hover);
    box-shadow: 0 12px 32px var(--orange-glow);
}

@media (max-width: 768px) {
    html {
        scroll-padding-bottom: 160px;
    }

    .fixed-buttons {
        bottom: max(16px, env(safe-area-inset-bottom));
        right: max(16px, env(safe-area-inset-right));
        gap: 10px;
    }

    .fixed-btn {
        padding: 12px 20px;
        font-size: 0.95rem;
        min-height: 50px;
    }
}

@media (max-width: 480px) {
    .fixed-btn span {
        display: none;
    }

    .fixed-btn {
        padding: 16px;
        min-width: 52px;
        min-height: 52px;
        justify-content: center;
        border-radius: 50%;
    }

    .fixed-btn svg {
        width: 26px;
        height: 26px;
    }
}

/* Reduce motion for accessibility */
@media (prefers-reduced-motion: reduce) {
    .animate-section,
    .hero .animate-on-scroll {
        animation: none;
        opacity: 1;
    }
}