/* ========== ROOT & RESET ========== */
:root {
    --primary: #0a1628;
    --primary-light: #1a2744;
    --accent: #00b4d8;
    --accent-light: #48cae4;
    --accent-glow: rgba(0, 180, 216, 0.3);
    --gradient: linear-gradient(135deg, #00b4d8, #0077b6);
    --gradient-dark: linear-gradient(135deg, #0a1628, #1a2744);
    --white: #ffffff;
    --gray-50: #f8fafc;
    --gray-100: #f1f5f9;
    --gray-200: #e2e8f0;
    --gray-300: #cbd5e1;
    --gray-500: #64748b;
    --gray-700: #334155;
    --gray-900: #0f172a;
    --success: #10b981;
    --danger: #ef4444;
    --radius: 12px;
    --radius-lg: 20px;
    --shadow: 0 4px 24px rgba(0,0,0,0.08);
    --shadow-lg: 0 12px 48px rgba(0,0,0,0.12);
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --font: 'Poppins', sans-serif;
    --font-body: 'Roboto', sans-serif;
}

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

html { scroll-behavior: smooth; scroll-padding-top: 80px; }

body {
    font-family: var(--font-body);
    color: var(--gray-700);
    line-height: 1.7;
    overflow-x: hidden;
    background: var(--white);
}

h1, h2, h3, h4, h5, h6 { font-family: var(--font); font-weight: 700; color: var(--gray-900); line-height: 1.3; }

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

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

ul { list-style: none; }

.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }

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

.btn {
    display: inline-flex; align-items: center; gap: 10px;
    padding: 14px 32px; border-radius: 50px; font-family: var(--font);
    font-weight: 600; font-size: 0.95rem; cursor: pointer; border: none;
    transition: var(--transition); position: relative; overflow: hidden;
}

.btn-primary {
    background: var(--gradient); color: var(--white);
    box-shadow: 0 4px 20px var(--accent-glow);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 30px var(--accent-glow); }

.btn-outline {
    background: transparent; color: var(--white);
    border: 2px solid rgba(255,255,255,0.4);
}
.btn-outline:hover { background: var(--white); color: var(--primary); border-color: var(--white); }

.btn-sm { padding: 10px 24px; font-size: 0.85rem; }
.btn-full { width: 100%; justify-content: center; }

/* ========== NAVBAR ========== */
.navbar {
    position: fixed; top: 0; left: 0; width: 100%; z-index: 1000;
    padding: 16px 0; transition: var(--transition);
    background: transparent;
}
.navbar.scrolled {
    background: rgba(10, 22, 40, 0.95); backdrop-filter: blur(20px);
    padding: 10px 0; box-shadow: 0 4px 30px rgba(0,0,0,0.2);
}

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

.nav-logo { display: flex; align-items: center; gap: 12px; }
.logo-img { height: 42px; width: auto; border-radius: 8px; }
.logo-text { display: flex; flex-direction: column; }
.logo-name { font-family: var(--font); font-weight: 800; font-size: 1.3rem; color: var(--white); }
.logo-tagline { font-size: 0.65rem; color: var(--accent-light); letter-spacing: 1px; text-transform: uppercase; }

.nav-menu { display: flex; align-items: center; gap: 8px; }
.nav-link {
    color: rgba(255,255,255,0.8); padding: 8px 16px;
    font-family: var(--font); font-size: 0.9rem; font-weight: 500;
    border-radius: 50px; transition: var(--transition);
}
.nav-link:hover, .nav-link.active { color: var(--white); background: rgba(255,255,255,0.1); }
.nav-link-cta {
    background: var(--gradient) !important; color: var(--white) !important;
    box-shadow: 0 4px 15px var(--accent-glow);
}
.nav-link-cta:hover { transform: translateY(-1px); }

.nav-toggle { display: none; background: none; border: none; cursor: pointer; padding: 8px; z-index: 1001; }
.hamburger, .hamburger::before, .hamburger::after {
    display: block; width: 28px; height: 2px; background: var(--white);
    border-radius: 4px; transition: var(--transition); position: relative;
}
.hamburger::before, .hamburger::after { content: ''; position: absolute; left: 0; }
.hamburger::before { top: -8px; }
.hamburger::after { top: 8px; }
.nav-toggle.active .hamburger { background: transparent; }
.nav-toggle.active .hamburger::before { top: 0; transform: rotate(45deg); }
.nav-toggle.active .hamburger::after { top: 0; transform: rotate(-45deg); }

/* ========== HERO ========== */
.hero {
    min-height: 100vh; display: flex; align-items: center; justify-content: center;
    position: relative; overflow: hidden; padding: 100px 20px 60px;
}
.hero-bg {
    position: absolute; inset: 0; background: var(--gradient-dark);
    z-index: 0;
}
.hero-bg::after {
    content: ''; position: absolute; inset: 0;
    background: url('hero-bg.png') center/cover no-repeat;
    opacity: 0.3;
}
.hero-overlay {
    position: absolute; inset: 0;
    background: radial-gradient(ellipse at center, transparent 0%, var(--primary) 70%);
}
.hero-particles { position: absolute; inset: 0; z-index: 1; }

.hero-content { position: relative; z-index: 2; text-align: center; max-width: 900px; }

.hero-badge {
    display: inline-flex; align-items: center; gap: 8px;
    background: rgba(0,180,216,0.15); border: 1px solid rgba(0,180,216,0.3);
    padding: 8px 20px; border-radius: 50px; color: var(--accent-light);
    font-size: 0.85rem; font-weight: 500; margin-bottom: 24px;
}

.hero-title { font-size: clamp(2.5rem, 6vw, 4.5rem); color: var(--white); margin-bottom: 8px; }
.hero-title-line { display: block; }
.hero-title-gradient {
    background: var(--gradient); -webkit-background-clip: text;
    -webkit-text-fill-color: transparent; background-clip: text;
}

.hero-subtitle {
    font-size: clamp(1.1rem, 2.5vw, 1.6rem); color: rgba(255,255,255,0.7);
    font-weight: 400; margin-bottom: 12px;
}

.hero-description {
    font-size: 1.15rem; color: var(--accent-light);
    font-style: italic; margin-bottom: 40px;
}

.hero-cta { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; margin-bottom: 60px; }

.hero-stats {
    display: flex; align-items: center; justify-content: center; gap: 40px;
    background: rgba(255,255,255,0.05); border: 1px solid rgba(255,255,255,0.1);
    border-radius: var(--radius-lg); padding: 28px 40px; backdrop-filter: blur(10px);
}
.stat-item { text-align: center; }
.stat-number { font-family: var(--font); font-size: 2.2rem; font-weight: 800; color: var(--accent); }
.stat-suffix { font-family: var(--font); font-size: 1.5rem; font-weight: 700; color: var(--accent); }
.stat-label { display: block; font-size: 0.82rem; color: rgba(255,255,255,0.6); margin-top: 4px; }
.stat-divider { width: 1px; height: 50px; background: rgba(255,255,255,0.15); }

.hero-scroll { position: absolute; bottom: 30px; left: 50%; transform: translateX(-50%); z-index: 2; }
.scroll-indicator { display: flex; flex-direction: column; align-items: center; gap: 8px; color: rgba(255,255,255,0.5); }
.scroll-text { font-size: 0.75rem; text-transform: uppercase; letter-spacing: 2px; }
.scroll-arrow { animation: scrollBounce 2s infinite; }
@keyframes scrollBounce { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(8px); } }

/* ========== SECTIONS ========== */
.section { padding: 100px 0; position: relative; }
.section-bg-pattern {
    position: absolute; inset: 0; z-index: 0;
    background: var(--gray-50);
}

.section-header { text-align: center; margin-bottom: 60px; position: relative; z-index: 1; }
.section-tag {
    display: inline-flex; align-items: center; gap: 8px;
    background: rgba(0,180,216,0.1); color: var(--accent);
    padding: 6px 18px; border-radius: 50px; font-size: 0.85rem;
    font-weight: 600; margin-bottom: 16px;
}
.section-title { font-size: clamp(2rem, 4vw, 2.8rem); margin-bottom: 12px; }
.section-subtitle { font-size: 1.05rem; color: var(--gray-500); max-width: 600px; margin: 0 auto; }

/* ========== ABOUT ========== */
.about-grid { display: grid; grid-template-columns: 1.2fr 1fr; gap: 60px; align-items: center; }

.about-mission {
    display: flex; gap: 20px; align-items: flex-start;
    background: linear-gradient(135deg, rgba(0,180,216,0.08), rgba(0,119,182,0.05));
    padding: 24px; border-radius: var(--radius); margin-bottom: 24px;
    border-left: 4px solid var(--accent);
}
.mission-icon { font-size: 2rem; color: var(--accent); flex-shrink: 0; padding-top: 4px; }
.about-mission h3 { font-size: 1.1rem; margin-bottom: 8px; color: var(--primary); }
.about-mission p { font-size: 0.95rem; color: var(--gray-700); }

.about-text { font-size: 1rem; margin-bottom: 16px; color: var(--gray-700); }

.about-features { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-top: 24px; }
.about-feature {
    display: flex; align-items: center; gap: 10px;
    font-weight: 500; font-size: 0.92rem; color: var(--gray-900);
}
.about-feature i { color: var(--accent); font-size: 1rem; }

.about-visual { position: relative; }
.about-image-wrapper { position: relative; border-radius: var(--radius-lg); overflow: hidden; }
.about-img { width: 100%; border-radius: var(--radius-lg); box-shadow: var(--shadow-lg); }
.about-experience-badge {
    position: absolute; bottom: -20px; right: -20px;
    background: var(--gradient); color: var(--white);
    padding: 20px 28px; border-radius: var(--radius);
    text-align: center; box-shadow: var(--shadow-lg);
}
.exp-number { display: block; font-family: var(--font); font-size: 2.5rem; font-weight: 800; line-height: 1; }
.exp-text { font-size: 0.8rem; opacity: 0.9; }

/* ========== SERVICES ========== */
.services-grid {
    display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px;
    position: relative; z-index: 1;
}

.service-card {
    background: var(--white); border-radius: var(--radius-lg);
    padding: 36px 28px; position: relative; overflow: hidden;
    border: 1px solid var(--gray-200); transition: var(--transition);
    cursor: pointer;
}
.service-card:hover {
    transform: translateY(-8px); border-color: var(--accent);
    box-shadow: 0 20px 60px rgba(0,180,216,0.15);
}
.service-card-glow {
    position: absolute; top: 0; left: 0; right: 0; height: 3px;
    background: var(--gradient); transform: scaleX(0);
    transition: var(--transition); transform-origin: left;
}
.service-card:hover .service-card-glow { transform: scaleX(1); }

.service-icon {
    width: 64px; height: 64px; border-radius: var(--radius);
    background: linear-gradient(135deg, rgba(0,180,216,0.1), rgba(0,119,182,0.05));
    display: flex; align-items: center; justify-content: center;
    font-size: 1.5rem; color: var(--accent); margin-bottom: 20px;
    transition: var(--transition);
}
.service-card:hover .service-icon { background: var(--gradient); color: var(--white); }

.service-card h3 { font-size: 1.15rem; margin-bottom: 12px; }
.service-card p { font-size: 0.92rem; color: var(--gray-500); line-height: 1.6; }

.service-arrow {
    position: absolute; bottom: 20px; right: 20px;
    width: 36px; height: 36px; border-radius: 50%;
    background: var(--gray-100); display: flex; align-items: center; justify-content: center;
    color: var(--gray-500); transition: var(--transition);
}
.service-card:hover .service-arrow { background: var(--gradient); color: var(--white); }

.service-card-cta { background: var(--gradient-dark); border-color: transparent; }
.service-card-cta h3, .service-card-cta p { color: var(--white); }
.service-card-cta p { opacity: 0.8; }
.service-card-cta .service-icon { background: rgba(255,255,255,0.15); color: var(--accent-light); }

/* ========== EXPERTISE ========== */
.expertise { background: var(--primary); }
.expertise .section-tag { background: rgba(255,255,255,0.1); color: var(--accent-light); }
.expertise .section-title { color: var(--white); }
.expertise .section-subtitle { color: rgba(255,255,255,0.6); }

.expertise-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 32px; }

.expertise-item {
    text-align: center; padding: 40px 24px;
    background: rgba(255,255,255,0.03); border: 1px solid rgba(255,255,255,0.08);
    border-radius: var(--radius-lg); transition: var(--transition);
}
.expertise-item:hover {
    background: rgba(255,255,255,0.08);
    border-color: rgba(0,180,216,0.3); transform: translateY(-6px);
}

.expertise-icon-wrap { position: relative; width: 90px; height: 90px; margin: 0 auto 24px; }
.expertise-icon {
    width: 90px; height: 90px; border-radius: 50%;
    background: rgba(0,180,216,0.15); display: flex; align-items: center; justify-content: center;
    font-size: 2rem; color: var(--accent);
}
.expertise-ring { position: absolute; inset: -5px; transform: rotate(-90deg); }
.expertise-ring circle {
    fill: none; stroke: var(--accent); stroke-width: 1.5;
    stroke-dasharray: 283; stroke-dashoffset: 283;
    transition: stroke-dashoffset 1.5s ease;
}
.expertise-item:hover .expertise-ring circle { stroke-dashoffset: 0; }

.expertise-item h3 { font-size: 1.05rem; color: var(--white); margin-bottom: 10px; }
.expertise-item p { font-size: 0.88rem; color: rgba(255,255,255,0.5); }

/* ========== PHILOSOPHY ========== */
.philosophy-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; }

.philosophy-card {
    background: var(--white); border-radius: var(--radius-lg);
    padding: 40px; border: 1px solid var(--gray-200); box-shadow: var(--shadow);
}
.philosophy-card-header { display: flex; align-items: center; gap: 16px; margin-bottom: 28px; }
.philosophy-icon {
    width: 56px; height: 56px; border-radius: var(--radius);
    background: var(--gradient); display: flex; align-items: center; justify-content: center;
    font-size: 1.4rem; color: var(--white);
}
.philosophy-card h3 { font-size: 1.3rem; }

.philosophy-list li {
    display: flex; gap: 16px; padding: 16px 0;
    border-bottom: 1px solid var(--gray-100);
}
.philosophy-list li:last-child { border-bottom: none; }
.phi-icon {
    width: 44px; height: 44px; border-radius: 10px; flex-shrink: 0;
    background: rgba(0,180,216,0.1); display: flex; align-items: center; justify-content: center;
    color: var(--accent); font-size: 1rem;
}
.challenges-card .phi-icon { background: rgba(239,68,68,0.1); color: var(--danger); }
.philosophy-list strong { display: block; font-size: 0.95rem; margin-bottom: 4px; color: var(--gray-900); }
.philosophy-list p { font-size: 0.88rem; color: var(--gray-500); }

/* ========== STRATEGY ========== */
.strategy { background: var(--gray-50); }
.strategy-timeline { max-width: 800px; margin: 0 auto; position: relative; }
.strategy-timeline::before {
    content: ''; position: absolute; left: 40px; top: 0; bottom: 0;
    width: 2px; background: var(--gradient);
}

.strategy-step { display: flex; gap: 32px; align-items: flex-start; margin-bottom: 48px; position: relative; }
.strategy-step:last-child { margin-bottom: 0; }

.strategy-step-number {
    font-family: var(--font); font-size: 1.1rem; font-weight: 800;
    width: 80px; height: 80px; border-radius: 50%;
    background: var(--gradient); color: var(--white);
    display: flex; align-items: center; justify-content: center; flex-shrink: 0;
    box-shadow: 0 8px 30px var(--accent-glow); z-index: 1;
}

.strategy-step-content {
    background: var(--white); border-radius: var(--radius-lg);
    padding: 32px; box-shadow: var(--shadow); flex: 1;
    border: 1px solid var(--gray-200); transition: var(--transition);
}
.strategy-step-content:hover { transform: translateX(8px); box-shadow: var(--shadow-lg); }

.strategy-step-icon { font-size: 1.5rem; color: var(--accent); margin-bottom: 12px; }
.strategy-step-content h3 { font-size: 1.15rem; margin-bottom: 10px; }
.strategy-step-content p { font-size: 0.92rem; color: var(--gray-500); }

/* ========== SOLUTIONS ========== */
.solutions-grid {
    display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px;
    position: relative; z-index: 1;
}

.solution-item {
    display: flex; gap: 16px; align-items: flex-start;
    background: var(--white); padding: 24px; border-radius: var(--radius);
    border: 1px solid var(--gray-200); transition: var(--transition);
}
.solution-item:hover {
    transform: translateY(-4px); border-color: var(--accent);
    box-shadow: 0 12px 40px rgba(0,180,216,0.12);
}

.solution-icon {
    width: 48px; height: 48px; border-radius: 10px; flex-shrink: 0;
    background: var(--gradient); display: flex; align-items: center; justify-content: center;
    color: var(--white); font-size: 1.1rem;
}
.solution-content h4 { font-size: 0.95rem; margin-bottom: 4px; }
.solution-content p { font-size: 0.82rem; color: var(--gray-500); }

/* ========== HARDWARE ========== */
.hardware { background: var(--gray-50); }
.hardware-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }

.hardware-card {
    background: var(--white); border-radius: var(--radius-lg);
    padding: 32px 24px; border: 1px solid var(--gray-200);
    transition: var(--transition); text-align: center;
}
.hardware-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: var(--accent); }

.hardware-card-icon {
    width: 72px; height: 72px; border-radius: 50%; margin: 0 auto 20px;
    background: linear-gradient(135deg, rgba(0,180,216,0.1), rgba(0,119,182,0.05));
    display: flex; align-items: center; justify-content: center;
    font-size: 1.6rem; color: var(--accent); transition: var(--transition);
}
.hardware-card:hover .hardware-card-icon { background: var(--gradient); color: var(--white); }

.hardware-card h3 { font-size: 1.1rem; margin-bottom: 12px; }
.hardware-card > p { font-size: 0.88rem; color: var(--gray-500); margin-bottom: 20px; }

.hardware-features { text-align: left; }
.hardware-features li {
    display: flex; align-items: center; gap: 8px;
    padding: 6px 0; font-size: 0.88rem; color: var(--gray-700);
}
.hardware-features li i { color: var(--accent); font-size: 0.8rem; }

/* ========== PARTNERS ========== */
.partners { background: var(--primary); }
.partners .section-tag { background: rgba(255,255,255,0.1); color: var(--accent-light); }
.partners .section-title { color: var(--white); }
.partners .section-subtitle { color: rgba(255,255,255,0.6); }

.partners-marquee { overflow: hidden; position: relative; padding: 20px 0; }
.partners-marquee::before, .partners-marquee::after {
    content: ''; position: absolute; top: 0; bottom: 0; width: 100px;
    z-index: 2;
}
.partners-marquee::before { left: 0; background: linear-gradient(90deg, var(--primary), transparent); }
.partners-marquee::after { right: 0; background: linear-gradient(-90deg, var(--primary), transparent); }

.marquee-track {
    display: flex; gap: 32px; animation: marquee 30s linear infinite;
    width: max-content;
}

.partner-logo-card {
    display: flex; flex-direction: column; align-items: center; gap: 10px;
    padding: 24px 40px; border-radius: var(--radius);
    background: rgba(255,255,255,0.05); border: 1px solid rgba(255,255,255,0.1);
    min-width: 140px; transition: var(--transition);
}
.partner-logo-card:hover { background: rgba(255,255,255,0.1); border-color: rgba(0,180,216,0.3); }
.partner-logo-card i { font-size: 2.2rem; color: var(--accent-light); }
.partner-logo-card span { font-size: 0.85rem; color: rgba(255,255,255,0.7); font-weight: 500; }

@keyframes marquee {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

/* ========== CLIENTS ========== */
.clients-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }

.client-card {
    display: flex; flex-direction: column; align-items: center; gap: 12px;
    padding: 28px 20px; background: var(--white); border-radius: var(--radius);
    border: 1px solid var(--gray-200); transition: var(--transition); text-align: center;
}
.client-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); border-color: var(--accent); }
.client-icon { font-size: 2rem; color: var(--accent); }
.client-card span { font-size: 0.9rem; font-weight: 600; color: var(--gray-900); }

/* ========== TEAM ========== */
.team-grid {
    display: grid; grid-template-columns: repeat(4, 1fr); gap: 28px;
    position: relative; z-index: 1;
}

.team-card {
    background: var(--white); border-radius: var(--radius-lg);
    padding: 36px 24px; text-align: center; border: 1px solid var(--gray-200);
    transition: var(--transition); position: relative; overflow: hidden;
}
.team-card::before {
    content: ''; position: absolute; top: 0; left: 0; right: 0;
    height: 80px; background: var(--gradient); opacity: 0.05;
}
.team-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-lg); border-color: var(--accent); }

.team-avatar { position: relative; width: 100px; height: 100px; margin: 0 auto 20px; }
.team-avatar-placeholder {
    width: 100px; height: 100px; border-radius: 50%;
    background: var(--gradient); display: flex; align-items: center; justify-content: center;
    font-size: 2.2rem; color: var(--white);
}
.team-avatar-ring {
    position: absolute; inset: -4px; border-radius: 50%;
    border: 2px dashed var(--accent); opacity: 0.3;
    animation: ringRotate 10s linear infinite;
}
@keyframes ringRotate { 100% { transform: rotate(360deg); } }

.team-card h3 { font-size: 1.1rem; margin-bottom: 4px; }
.team-role { font-size: 0.85rem; color: var(--accent); font-weight: 600; display: block; margin-bottom: 12px; }
.team-bio { font-size: 0.85rem; color: var(--gray-500); margin-bottom: 16px; }

.team-social { display: flex; gap: 10px; justify-content: center; }
.team-social a {
    width: 36px; height: 36px; border-radius: 50%; background: var(--gray-100);
    display: flex; align-items: center; justify-content: center;
    color: var(--gray-500); font-size: 0.85rem; transition: var(--transition);
}
.team-social a:hover { background: var(--gradient); color: var(--white); }

/* ========== CONTACT ========== */
.contact { background: var(--gray-50); }
.contact-grid { display: grid; grid-template-columns: 1fr 1.2fr; gap: 40px; margin-bottom: 60px; }

.contact-info-card {
    display: flex; gap: 16px; align-items: flex-start;
    padding: 20px; background: var(--white); border-radius: var(--radius);
    border: 1px solid var(--gray-200); margin-bottom: 16px; transition: var(--transition);
}
.contact-info-card:hover { border-color: var(--accent); box-shadow: var(--shadow); }

.contact-info-icon {
    width: 48px; height: 48px; border-radius: var(--radius); flex-shrink: 0;
    background: var(--gradient); display: flex; align-items: center; justify-content: center;
    color: var(--white); font-size: 1.1rem;
}
.contact-info-card h4 { font-size: 0.95rem; margin-bottom: 4px; color: var(--gray-900); }
.contact-info-card p { font-size: 0.88rem; color: var(--gray-500); }
.contact-info-card a { color: var(--accent); }
.contact-info-card a:hover { text-decoration: underline; }

.director-card { background: linear-gradient(135deg, rgba(0,180,216,0.05), rgba(0,119,182,0.02)); }

.contact-form-wrapper {
    background: var(--white); border-radius: var(--radius-lg);
    padding: 40px; border: 1px solid var(--gray-200); box-shadow: var(--shadow);
}
.contact-form h3 {
    font-size: 1.3rem; margin-bottom: 28px;
    display: flex; align-items: center; gap: 10px; color: var(--primary);
}
.contact-form h3 i { color: var(--accent); }

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-group { margin-bottom: 20px; }
.form-group label {
    display: block; font-size: 0.88rem; font-weight: 600;
    color: var(--gray-700); margin-bottom: 6px; font-family: var(--font);
}
.form-group input, .form-group select, .form-group textarea {
    width: 100%; padding: 12px 16px; border: 1px solid var(--gray-200);
    border-radius: var(--radius); font-size: 0.92rem; font-family: var(--font-body);
    transition: var(--transition); background: var(--gray-50);
    color: var(--gray-900);
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
    outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-glow);
    background: var(--white);
}
.form-group textarea { resize: vertical; min-height: 100px; }

.map-container {
    border-radius: var(--radius-lg); overflow: hidden;
    box-shadow: var(--shadow-lg); border: 3px solid var(--gray-200);
}

/* ========== FOOTER ========== */
.footer { background: var(--primary); color: rgba(255,255,255,0.7); position: relative; padding-top: 40px; }
.footer-wave { color: var(--primary); margin-bottom: -1px; }
.footer-wave svg { display: block; width: 100%; height: 60px; }

.footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr; gap: 40px; padding: 40px 0; }

.footer-logo { display: flex; align-items: center; gap: 12px; margin-bottom: 16px; }
.footer-logo-img { height: 40px; border-radius: 8px; }
.footer-logo-name { font-family: var(--font); font-weight: 800; font-size: 1.3rem; color: var(--white); display: block; }
.footer-logo-tagline { font-size: 0.7rem; color: var(--accent-light); display: block; }
.footer-about p { font-size: 0.88rem; line-height: 1.7; margin-bottom: 20px; }

.footer-social { display: flex; gap: 10px; }
.footer-social a {
    width: 40px; height: 40px; border-radius: 50%;
    background: rgba(255,255,255,0.08); display: flex; align-items: center;
    justify-content: center; color: rgba(255,255,255,0.7); transition: var(--transition);
}
.footer-social a:hover { background: var(--gradient); color: var(--white); }

.footer-links h4, .footer-contact h4 {
    font-size: 1rem; color: var(--white); margin-bottom: 20px;
    position: relative; padding-bottom: 12px;
}
.footer-links h4::after, .footer-contact h4::after {
    content: ''; position: absolute; bottom: 0; left: 0;
    width: 30px; height: 2px; background: var(--gradient);
}

.footer-links ul li { margin-bottom: 10px; }
.footer-links ul li a { font-size: 0.88rem; transition: var(--transition); }
.footer-links ul li a:hover { color: var(--accent-light); padding-left: 6px; }

.footer-contact ul li {
    display: flex; align-items: flex-start; gap: 10px;
    margin-bottom: 12px; font-size: 0.88rem;
}
.footer-contact ul li i { color: var(--accent); margin-top: 4px; }
.footer-contact a { color: rgba(255,255,255,0.7); }
.footer-contact a:hover { color: var(--accent-light); }

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.08);
    padding: 20px 0; display: flex; justify-content: space-between;
    align-items: center; font-size: 0.85rem;
}

/* ========== WHATSAPP ========== */
.whatsapp-float {
    position: fixed; bottom: 30px; right: 30px; z-index: 999;
    width: 60px; height: 60px; border-radius: 50%;
    background: #25D366; display: flex; align-items: center; justify-content: center;
    color: var(--white); font-size: 1.8rem;
    box-shadow: 0 6px 30px rgba(37,211,102,0.4);
    transition: var(--transition); animation: whatsappPulse 2s infinite;
}
.whatsapp-float:hover { transform: scale(1.1); }
.whatsapp-tooltip {
    position: absolute; right: 70px; background: var(--white);
    color: var(--gray-900); padding: 8px 16px; border-radius: 8px;
    font-size: 0.82rem; font-weight: 600; white-space: nowrap;
    box-shadow: var(--shadow); opacity: 0; transition: var(--transition);
    pointer-events: none;
}
.whatsapp-float:hover .whatsapp-tooltip { opacity: 1; right: 75px; }

@keyframes whatsappPulse {
    0%, 100% { box-shadow: 0 6px 30px rgba(37,211,102,0.4); }
    50% { box-shadow: 0 6px 40px rgba(37,211,102,0.6); }
}

/* ========== BACK TO TOP ========== */
.back-to-top {
    position: fixed; bottom: 100px; right: 30px; z-index: 999;
    width: 46px; height: 46px; border-radius: 50%; border: none;
    background: var(--gradient); color: var(--white); font-size: 1rem;
    cursor: pointer; display: flex; align-items: center; justify-content: center;
    opacity: 0; visibility: hidden; transition: var(--transition);
    box-shadow: 0 4px 15px var(--accent-glow);
}
.back-to-top.visible { opacity: 1; visibility: visible; }
.back-to-top:hover { transform: translateY(-3px); }

/* ========== ANIMATIONS ========== */
[data-animate] { opacity: 0; transform: translateY(30px); transition: opacity 0.6s ease, transform 0.6s ease; }
[data-animate="fade-down"] { transform: translateY(-30px); }
[data-animate="fade-right"] { transform: translateX(-30px); }
[data-animate="fade-left"] { transform: translateX(30px); }
[data-animate].animated { opacity: 1; transform: translate(0); }

/* ========== RESPONSIVE ========== */
@media (max-width: 1024px) {
    .services-grid { grid-template-columns: repeat(2, 1fr); }
    .expertise-grid { grid-template-columns: repeat(2, 1fr); }
    .solutions-grid { grid-template-columns: repeat(2, 1fr); }
    .hardware-grid { grid-template-columns: repeat(2, 1fr); }
    .team-grid { grid-template-columns: repeat(2, 1fr); }
    .footer-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
    .nav-toggle { display: block; }
    .nav-menu {
        position: fixed; top: 0; right: -100%; width: 280px; height: 100vh;
        background: var(--primary); flex-direction: column; align-items: flex-start;
        padding: 80px 30px 30px; gap: 4px; transition: var(--transition);
        box-shadow: -10px 0 30px rgba(0,0,0,0.3);
    }
    .nav-menu.open { right: 0; }
    .nav-link { width: 100%; padding: 12px 16px; }

    .hero-stats { flex-direction: column; gap: 20px; padding: 20px; }
    .stat-divider { width: 50px; height: 1px; }

    .about-grid { grid-template-columns: 1fr; gap: 40px; }
    .about-visual { order: -1; }

    .services-grid { grid-template-columns: 1fr; }
    .solutions-grid { grid-template-columns: 1fr; }
    .philosophy-grid { grid-template-columns: 1fr; }
    .hardware-grid { grid-template-columns: 1fr; }
    .clients-grid { grid-template-columns: repeat(2, 1fr); }
    .team-grid { grid-template-columns: 1fr; }
    .contact-grid { grid-template-columns: 1fr; }

    .strategy-timeline::before { left: 20px; }
    .strategy-step { gap: 20px; }
    .strategy-step-number { width: 40px; height: 40px; font-size: 0.8rem; }

    .footer-grid { grid-template-columns: 1fr; gap: 30px; }
    .footer-bottom { flex-direction: column; gap: 8px; text-align: center; }

    .form-row { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
    .section { padding: 60px 0; }
    .hero { padding: 80px 16px 40px; }
    .hero-title { font-size: 2rem; }
    .expertise-grid { grid-template-columns: 1fr; }
    .clients-grid { grid-template-columns: 1fr; }
    .about-features { grid-template-columns: 1fr; }
    .whatsapp-float { width: 50px; height: 50px; font-size: 1.5rem; bottom: 20px; right: 20px; }
    .back-to-top { bottom: 80px; right: 20px; }
}