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

:root {
    --primary: #1d4ed8;
    --primary-light: #3b82f6;
    --primary-dark: #1e3a8a;
    --primary-bg: #eff6ff;
    --green: #16a34a;
    --green-bg: #f0fdf4;
    --orange: #ea580c;
    --orange-bg: #fff7ed;
    --purple: #7c3aed;
    --purple-bg: #f5f3ff;
    --white: #ffffff;
    --gray-50: #f8fafc;
    --gray-100: #f1f5f9;
    --gray-200: #e2e8f0;
    --gray-400: #94a3b8;
    --gray-600: #475569;
    --gray-800: #1e293b;
    --text: #0f172a;
    --shadow-sm: 0 1px 3px rgba(0,0,0,.06), 0 1px 2px rgba(0,0,0,.04);
    --shadow-md: 0 4px 16px rgba(0,0,0,.08);
    --shadow-lg: 0 8px 32px rgba(0,0,0,.12);
    --radius: 16px;
    --radius-sm: 10px;
    --transition: .25s ease;
}

html { scroll-behavior: smooth; }

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    color: var(--text);
    background: var(--white);
    line-height: 1.6;
    overflow-x: hidden;
}

a { text-decoration: none; color: inherit; }
ul { list-style: none; }
img { max-width: 100%; }

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

section { padding: 96px 0; }

/* ===== BADGE ===== */
.badge {
    display: inline-block;
    background: var(--primary-bg);
    color: var(--primary);
    font-size: 13px;
    font-weight: 600;
    padding: 6px 16px;
    border-radius: 999px;
    margin-bottom: 16px;
    letter-spacing: .3px;
}

/* ===== SECTION HEADER ===== */
.section-header {
    text-align: center;
    margin-bottom: 64px;
}

.section-header h2 {
    font-size: clamp(28px, 4vw, 40px);
    font-weight: 800;
    color: var(--gray-800);
    margin-bottom: 12px;
    line-height: 1.2;
}

.section-header p {
    color: var(--gray-600);
    font-size: 17px;
    max-width: 520px;
    margin: 0 auto;
}

/* ===== BUTTONS ===== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 28px;
    border-radius: 12px;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    border: 2px solid transparent;
    white-space: nowrap;
}

.btn-primary {
    background: var(--primary);
    color: var(--white);
    box-shadow: 0 4px 12px rgba(29, 78, 216, .3);
}

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(29, 78, 216, .4);
}

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

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

.btn-full { width: 100%; justify-content: center; }

/* ===== NAVBAR ===== */
.navbar {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 1000;
    background: rgba(255,255,255,.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--gray-200);
    transition: box-shadow var(--transition);
}

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

.navbar .container {
    display: flex;
    align-items: center;
    gap: 32px;
    height: 72px;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    flex-shrink: 0;
}

.nav-brand .fa-laptop-code {
    font-size: 26px;
    color: var(--primary);
}

.brand-text {
    display: flex;
    flex-direction: column;
    line-height: 1.1;
}

.brand-name {
    font-size: 18px;
    font-weight: 800;
    color: var(--primary-dark);
    letter-spacing: 1px;
}

.brand-sub {
    font-size: 11px;
    color: var(--gray-600);
    font-weight: 500;
    letter-spacing: .5px;
}

.nav-menu {
    display: flex;
    gap: 4px;
    margin-left: auto;
}

.nav-link {
    padding: 8px 16px;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 500;
    color: var(--gray-600);
    transition: var(--transition);
}

.nav-link:hover, .nav-link.active {
    color: var(--primary);
    background: var(--primary-bg);
}

.nav-phone {
    display: flex;
    align-items: center;
    gap: 8px;
    background: var(--primary);
    color: var(--white);
    padding: 9px 18px;
    border-radius: 10px;
    font-size: 14px;
    font-weight: 600;
    transition: var(--transition);
    flex-shrink: 0;
}

.nav-phone:hover {
    background: var(--primary-dark);
    transform: translateY(-1px);
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
    margin-left: auto;
}

.hamburger span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--gray-800);
    border-radius: 2px;
    transition: var(--transition);
}

.hamburger.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ===== HERO ===== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 120px 0 80px;
    position: relative;
    overflow: hidden;
    background: linear-gradient(135deg, #f0f7ff 0%, #e8f4ff 50%, #f8fbff 100%);
}

.hero-bg-shapes { position: absolute; inset: 0; pointer-events: none; }

.shape {
    position: absolute;
    border-radius: 50%;
    opacity: .06;
    background: var(--primary);
}

.shape-1 { width: 600px; height: 600px; top: -200px; right: -150px; }
.shape-2 { width: 400px; height: 400px; bottom: -100px; left: -100px; }
.shape-3 { width: 200px; height: 200px; top: 40%; left: 40%; background: var(--primary-light); opacity: .05; }

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-content { max-width: 600px; }

.hero-content h1 {
    font-size: clamp(34px, 5vw, 56px);
    font-weight: 800;
    line-height: 1.15;
    color: var(--gray-800);
    margin: 12px 0 20px;
}

.highlight {
    color: var(--primary);
    position: relative;
}

.hero-desc {
    font-size: 17px;
    color: var(--gray-600);
    max-width: 480px;
    margin-bottom: 32px;
    line-height: 1.7;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    margin-bottom: 40px;
}

.hero-stats {
    display: flex;
    align-items: center;
    gap: 24px;
    padding: 20px 24px;
    background: var(--white);
    border-radius: var(--radius);
    box-shadow: var(--shadow-md);
    display: inline-flex;
}

.stat { text-align: center; }

.stat-num {
    display: block;
    font-size: 24px;
    font-weight: 800;
    color: var(--primary);
}

.stat-label {
    font-size: 12px;
    color: var(--gray-600);
    font-weight: 500;
}

.stat-divider {
    width: 1px;
    height: 36px;
    background: var(--gray-200);
}

/* Hero Visual */
.hero-visual { display: flex; justify-content: center; align-items: center; }

.hero-card-wrap {
    position: relative;
    width: 360px;
    height: 360px;
}

.hero-center-icon {
    position: absolute;
    top: 50%; left: 50%;
    transform: translate(-50%, -50%);
    width: 80px; height: 80px;
    background: var(--primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    color: var(--white);
    box-shadow: 0 8px 24px rgba(29, 78, 216, .4);
    z-index: 2;
}

.hero-card {
    position: absolute;
    background: var(--white);
    border-radius: var(--radius);
    padding: 16px 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    box-shadow: var(--shadow-lg);
    font-size: 13px;
    font-weight: 600;
    color: var(--gray-800);
    min-width: 110px;
    text-align: center;
    animation: float 3s ease-in-out infinite;
}

.hero-card i { font-size: 24px; color: var(--primary); }

.hc-1 { top: 0; left: 50%; transform: translateX(-50%); animation-delay: 0s; }
.hc-2 { right: 0; top: 50%; transform: translateY(-50%); animation-delay: .75s; }
.hc-3 { bottom: 0; left: 50%; transform: translateX(-50%); animation-delay: 1.5s; }
.hc-4 { left: 0; top: 50%; transform: translateY(-50%); animation-delay: 2.25s; }

@keyframes float {
    0%, 100% { margin-top: 0; }
    50% { margin-top: -8px; }
}

/* ===== SERVICES ===== */
.services { background: var(--gray-50); }

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 24px;
}

.service-card {
    background: var(--white);
    border-radius: var(--radius);
    padding: 32px 28px;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--gray-200);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
}

.service-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: transparent;
}

.service-icon-wrap {
    width: 60px; height: 60px;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 26px;
    margin-bottom: 20px;
    flex-shrink: 0;
}

.service-icon-wrap.blue { background: var(--primary-bg); color: var(--primary); }
.service-icon-wrap.green { background: var(--green-bg); color: var(--green); }
.service-icon-wrap.orange { background: var(--orange-bg); color: var(--orange); }
.service-icon-wrap.purple { background: var(--purple-bg); color: var(--purple); }

.service-card h3 {
    font-size: 18px;
    font-weight: 700;
    color: var(--gray-800);
    margin-bottom: 10px;
}

.service-card > p {
    font-size: 14px;
    color: var(--gray-600);
    line-height: 1.7;
    margin-bottom: 20px;
}

.service-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 24px;
    flex: 1;
}

.service-list li {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    color: var(--gray-600);
}

.service-list .fa-check-circle { color: var(--primary); font-size: 13px; }

.service-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 14px;
    font-weight: 600;
    color: var(--primary);
    transition: var(--transition);
    margin-top: auto;
}

.service-link:hover { gap: 10px; }

/* ===== WHY US ===== */
.why-us { background: var(--white); }

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

.why-text h2 {
    font-size: clamp(26px, 3.5vw, 38px);
    font-weight: 800;
    color: var(--gray-800);
    margin-bottom: 16px;
    line-height: 1.2;
}

.why-text > p {
    font-size: 16px;
    color: var(--gray-600);
    line-height: 1.7;
    margin-bottom: 36px;
}

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

.why-feature {
    display: flex;
    align-items: flex-start;
    gap: 16px;
}

.why-icon {
    width: 44px; height: 44px;
    background: var(--primary-bg);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    color: var(--primary);
    flex-shrink: 0;
}

.why-feature-text h4 {
    font-size: 15px;
    font-weight: 700;
    color: var(--gray-800);
    margin-bottom: 2px;
}

.why-feature-text p {
    font-size: 13px;
    color: var(--gray-600);
}

.why-cards { display: flex; flex-direction: column; gap: 24px; }

.why-mini-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.mini-card {
    border-radius: var(--radius);
    padding: 28px 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    font-size: 14px;
    font-weight: 600;
    transition: var(--transition);
    cursor: default;
}

.mini-card i { font-size: 32px; }
.mini-card:hover { transform: scale(1.04); }

.mc-blue { background: var(--primary-bg); color: var(--primary); }
.mc-green { background: var(--green-bg); color: var(--green); }
.mc-orange { background: var(--orange-bg); color: var(--orange); }
.mc-purple { background: var(--purple-bg); color: var(--purple); }

.trust-badge {
    display: flex;
    align-items: center;
    gap: 16px;
    background: var(--primary);
    color: var(--white);
    padding: 20px 24px;
    border-radius: var(--radius);
}

.trust-badge i { font-size: 32px; }

.trust-badge div {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.trust-badge strong { font-size: 15px; }
.trust-badge span { font-size: 13px; opacity: .8; }

/* ===== CONTACT ===== */
.contact { background: var(--gray-50); }

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
}

.contact-info h3,
.contact-form-wrap h3 {
    font-size: 22px;
    font-weight: 700;
    color: var(--gray-800);
    margin-bottom: 24px;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    margin-bottom: 20px;
}

.contact-icon-wrap {
    width: 42px; height: 42px;
    background: var(--primary-bg);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    color: var(--primary);
    flex-shrink: 0;
}

.contact-text strong {
    display: block;
    font-size: 14px;
    font-weight: 600;
    color: var(--gray-800);
    margin-bottom: 3px;
}

.contact-text p {
    font-size: 14px;
    color: var(--gray-600);
    line-height: 1.6;
}

.contact-text a { color: var(--primary); }
.contact-text a:hover { text-decoration: underline; }

.map-wrap { margin-top: 24px; }

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

.form-group label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: var(--gray-800);
    margin-bottom: 6px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 1.5px solid var(--gray-200);
    border-radius: 10px;
    font-size: 14px;
    font-family: inherit;
    color: var(--text);
    background: var(--white);
    transition: var(--transition);
    outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(29, 78, 216, .1);
}

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

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

.form-success,
.form-error {
    display: none;
    align-items: center;
    gap: 8px;
    padding: 12px 16px;
    border-radius: 10px;
    font-size: 14px;
    font-weight: 500;
    margin-top: 12px;
}

.form-success {
    background: #f0fdf4;
    color: var(--green);
    border: 1px solid #bbf7d0;
}

.form-error {
    background: #fef2f2;
    color: #dc2626;
    border: 1px solid #fecaca;
}

.form-success.show,
.form-error.show {
    display: flex;
}

/* ===== FOOTER ===== */
.footer {
    background: var(--gray-800);
    color: rgba(255,255,255,.7);
    padding: 64px 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 2fr;
    gap: 40px;
    padding-bottom: 48px;
    border-bottom: 1px solid rgba(255,255,255,.1);
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 16px;
}

.footer-brand .fa-laptop-code { font-size: 24px; color: var(--primary-light); }

.footer-brand .brand-name { color: var(--white); }
.footer-brand .brand-sub { color: rgba(255,255,255,.5); }

.footer-desc {
    font-size: 14px;
    line-height: 1.7;
    max-width: 260px;
}

.footer-col h4 {
    color: var(--white);
    font-size: 15px;
    font-weight: 700;
    margin-bottom: 20px;
}

.footer-links li, .footer-links a {
    font-size: 14px;
    line-height: 2;
    color: rgba(255,255,255,.6);
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 6px;
}

.footer-links a:hover { color: var(--white); padding-left: 4px; }
.footer-links .fa-chevron-right { font-size: 11px; color: var(--primary-light); }

.footer-contact-items p {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    font-size: 14px;
    line-height: 1.6;
    margin-bottom: 10px;
}

.footer-contact-items i {
    color: var(--primary-light);
    font-size: 13px;
    margin-top: 3px;
    flex-shrink: 0;
}

.footer-contact-items a {
    color: rgba(255,255,255,.7);
}
.footer-contact-items a:hover { color: var(--white); }

.footer-bottom {
    padding: 20px 0;
    text-align: center;
    font-size: 13px;
    color: rgba(255,255,255,.4);
}

/* ===== WHATSAPP FLOAT ===== */
.whatsapp-float {
    position: fixed;
    bottom: 28px;
    right: 28px;
    width: 58px; height: 58px;
    background: #25d366;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    color: var(--white);
    box-shadow: 0 4px 20px rgba(37, 211, 102, .4);
    z-index: 999;
    transition: var(--transition);
}

.whatsapp-float:hover {
    background: #20b85a;
    transform: scale(1.1);
    box-shadow: 0 6px 24px rgba(37, 211, 102, .5);
}

.whatsapp-tooltip {
    position: absolute;
    right: 70px;
    background: var(--gray-800);
    color: var(--white);
    font-size: 13px;
    font-weight: 500;
    padding: 6px 12px;
    border-radius: 8px;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: var(--transition);
}

.whatsapp-float:hover .whatsapp-tooltip { opacity: 1; }

/* ===== BACK TO TOP ===== */
.back-to-top {
    position: fixed;
    bottom: 96px;
    right: 28px;
    width: 44px; height: 44px;
    background: var(--primary);
    color: var(--white);
    border: none;
    border-radius: 10px;
    font-size: 16px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-md);
    opacity: 0;
    pointer-events: none;
    transition: var(--transition);
    z-index: 999;
}

.back-to-top.show {
    opacity: 1;
    pointer-events: auto;
}

.back-to-top:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
}

/* ===== REVEAL ANIMATION ===== */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity .6s ease, transform .6s ease;
}

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

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
    .footer-grid { grid-template-columns: 1fr 1fr; }
    .why-grid { gap: 48px; }
}

@media (max-width: 768px) {
    section { padding: 72px 0; }

    /* Navbar */
    .nav-menu {
        position: fixed;
        top: 72px; left: 0; right: 0;
        background: var(--white);
        flex-direction: column;
        padding: 16px 24px 24px;
        border-bottom: 1px solid var(--gray-200);
        box-shadow: var(--shadow-md);
        display: none;
        gap: 4px;
    }

    .nav-menu.open { display: flex; }
    .nav-link { font-size: 15px; padding: 10px 16px; }

    .nav-phone { display: none; }
    .hamburger { display: flex; }

    /* Hero */
    .hero .container {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }

    .hero-buttons { justify-content: center; }
    .hero-stats { justify-content: center; }
    .hero-visual { display: none; }

    /* Services */
    .services-grid { grid-template-columns: 1fr; }

    /* Why Us */
    .why-grid { grid-template-columns: 1fr; gap: 40px; }
    .why-cards { display: none; }

    /* Contact */
    .contact-grid { grid-template-columns: 1fr; }
    .form-row { grid-template-columns: 1fr; }

    /* Footer */
    .footer-grid { grid-template-columns: 1fr; gap: 32px; }
}

@media (max-width: 480px) {
    .hero-buttons { flex-direction: column; }
    .btn { width: 100%; justify-content: center; }
    .hero-stats { flex-direction: column; gap: 12px; }
    .stat-divider { width: 40px; height: 1px; }
}