/* ============================================
   OpenClow — Estilos Premium
   Paleta: Azul eléctrico + Verde neón + Fondo oscuro
   ============================================ */

/* === VARIABLES === */
:root {
  --blue: #0066FF;
  --blue-light: #3385FF;
  --blue-dark: #0044CC;
  --green: #00F5A0;
  --green-dark: #00C87A;
  --bg: #0A0E1A;
  --bg-card: #111827;
  --bg-card2: #1a2236;
  --border: rgba(255,255,255,0.08);
  --text: #F0F4FF;
  --text-muted: #8899BB;
  --white: #FFFFFF;
  --gradient: linear-gradient(135deg, var(--blue), var(--green));
  --gradient-text: linear-gradient(135deg, #0066FF, #00F5A0);
  --shadow: 0 20px 60px rgba(0,102,255,0.15);
  --radius: 16px;
  --radius-sm: 8px;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --font: 'Inter', sans-serif;
  --font-display: 'Space Grotesk', sans-serif;
}

/* === RESET === */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body { font-family: var(--font); background: var(--bg); color: var(--text); line-height: 1.6; overflow-x: hidden; }
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
input, select, textarea { font-family: inherit; }

/* === UTILS === */
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.gradient-text { background: var(--gradient-text); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.section-header { text-align: center; margin-bottom: 64px; }
.section-tag { display: inline-block; background: rgba(0,102,255,0.15); border: 1px solid rgba(0,102,255,0.3); color: var(--blue-light); font-size: 0.8rem; font-weight: 600; letter-spacing: 0.1em; text-transform: uppercase; padding: 6px 16px; border-radius: 50px; margin-bottom: 16px; }
.section-title { font-family: var(--font-display); font-size: clamp(2rem, 4vw, 2.8rem); font-weight: 700; line-height: 1.2; margin-bottom: 16px; }
.section-subtitle { font-size: 1.1rem; color: var(--text-muted); max-width: 600px; margin: 0 auto; }

/* === BUTTONS === */
.btn { display: inline-flex; align-items: center; gap: 8px; padding: 14px 28px; border-radius: 50px; font-weight: 600; font-size: 0.95rem; transition: var(--transition); white-space: nowrap; }
.btn-primary { background: var(--gradient); color: var(--white); box-shadow: 0 8px 32px rgba(0,102,255,0.35); }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 12px 40px rgba(0,102,255,0.5); }
.btn-ghost { background: rgba(255,255,255,0.06); color: var(--text); border: 1px solid var(--border); }
.btn-ghost:hover { background: rgba(255,255,255,0.12); border-color: rgba(255,255,255,0.2); }
.btn-whatsapp { background: linear-gradient(135deg, #25D366, #128C7E); color: var(--white); box-shadow: 0 8px 32px rgba(37,211,102,0.3); }
.btn-whatsapp:hover { transform: translateY(-2px); box-shadow: 0 12px 40px rgba(37,211,102,0.45); }
.btn-lg { padding: 16px 36px; font-size: 1rem; }
.btn-full { width: 100%; justify-content: center; border-radius: var(--radius-sm); }

/* === NAVBAR === */
.navbar { position: fixed; top: 0; left: 0; right: 0; z-index: 1000; padding: 16px 0; transition: var(--transition); }
.navbar.scrolled { background: rgba(10,14,26,0.95); backdrop-filter: blur(20px); border-bottom: 1px solid var(--border); padding: 12px 0; }
.nav-container { max-width: 1200px; margin: 0 auto; padding: 0 24px; display: flex; align-items: center; justify-content: space-between; }
.nav-logo { display: flex; align-items: center; gap: 8px; font-family: var(--font-display); font-size: 1.4rem; font-weight: 700; }
.logo-icon { font-size: 1.6rem; }
.logo-accent { color: var(--green); }
.nav-menu { display: flex; align-items: center; gap: 8px; }
.nav-link { padding: 8px 16px; border-radius: 50px; color: var(--text-muted); font-size: 0.9rem; font-weight: 500; transition: var(--transition); }
.nav-link:hover { color: var(--text); background: rgba(255,255,255,0.06); }
.nav-link.nav-cta { background: var(--gradient); color: var(--white); padding: 10px 24px; }
.nav-link.nav-cta:hover { transform: translateY(-1px); box-shadow: 0 8px 24px rgba(0,102,255,0.4); }
.nav-toggle { display: none; flex-direction: column; gap: 5px; padding: 4px; }
.nav-toggle span { display: block; width: 24px; height: 2px; background: var(--text); border-radius: 2px; transition: var(--transition); }

/* === HERO === */
.hero { position: relative; min-height: 100vh; display: flex; align-items: center; padding: 120px 0 80px; overflow: hidden; }
.hero-bg { position: absolute; inset: 0; z-index: 0; }
.grid-overlay { position: absolute; inset: 0; background-image: linear-gradient(rgba(0,102,255,0.05) 1px, transparent 1px), linear-gradient(90deg, rgba(0,102,255,0.05) 1px, transparent 1px); background-size: 60px 60px; }
.orb { position: absolute; border-radius: 50%; filter: blur(80px); animation: float 8s ease-in-out infinite; }
.orb-1 { width: 500px; height: 500px; background: radial-gradient(circle, rgba(0,102,255,0.2), transparent); top: -100px; right: -100px; }
.orb-2 { width: 400px; height: 400px; background: radial-gradient(circle, rgba(0,245,160,0.1), transparent); bottom: -80px; left: -80px; animation-delay: -3s; }
.orb-3 { width: 300px; height: 300px; background: radial-gradient(circle, rgba(0,102,255,0.15), transparent); top: 40%; left: 40%; animation-delay: -5s; }
@keyframes float { 0%,100% { transform: translateY(0) scale(1); } 50% { transform: translateY(-30px) scale(1.05); } }
.hero-container { position: relative; z-index: 1; max-width: 800px; margin: 0 auto; padding: 0 24px; text-align: center; }
.hero-badge { display: inline-flex; align-items: center; gap: 8px; background: rgba(0,245,160,0.1); border: 1px solid rgba(0,245,160,0.25); color: var(--green); font-size: 0.85rem; font-weight: 600; padding: 8px 20px; border-radius: 50px; margin-bottom: 32px; }
.badge-dot { width: 8px; height: 8px; background: var(--green); border-radius: 50%; animation: pulse 2s ease-in-out infinite; }
@keyframes pulse { 0%,100% { opacity:1; transform:scale(1); } 50% { opacity:0.5; transform:scale(0.8); } }
.hero-title { font-family: var(--font-display); font-size: clamp(2.5rem, 6vw, 4rem); font-weight: 800; line-height: 1.1; margin-bottom: 24px; }
.hero-subtitle { font-size: 1.2rem; color: var(--text-muted); max-width: 600px; margin: 0 auto 40px; }
.hero-actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; margin-bottom: 64px; }
.hero-stats { display: flex; align-items: center; justify-content: center; gap: 48px; flex-wrap: wrap; }
.stat { text-align: center; }
.stat-number { font-family: var(--font-display); font-size: 2.5rem; font-weight: 800; background: var(--gradient-text); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.stat span { font-size: 2rem; font-weight: 800; color: var(--green); }
.stat-label { display: block; font-size: 0.85rem; color: var(--text-muted); margin-top: 4px; }
.stat-divider { width: 1px; height: 50px; background: var(--border); }
.hero-scroll { position: absolute; bottom: 32px; left: 50%; transform: translateX(-50%); }
.scroll-indicator { color: var(--text-muted); animation: bounce 2s ease-in-out infinite; font-size: 1.2rem; }
@keyframes bounce { 0%,100% { transform:translateY(0); } 50% { transform:translateY(8px); } }

/* === SERVICES === */
.services { padding: 100px 0; }
.services-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(340px, 1fr)); gap: 24px; }
.service-card { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius); padding: 36px; position: relative; transition: var(--transition); overflow: hidden; }
.service-card::before { content:''; position:absolute; inset:0; background: var(--gradient); opacity:0; transition: var(--transition); z-index:0; }
.service-card:hover { transform: translateY(-6px); border-color: rgba(0,102,255,0.4); box-shadow: var(--shadow); }
.service-card:hover::before { opacity: 0.04; }
.service-card > * { position: relative; z-index: 1; }
.service-card.featured { border-color: rgba(0,102,255,0.5); background: linear-gradient(135deg, rgba(0,102,255,0.08), rgba(0,245,160,0.04)); }
.service-badge { position: absolute; top: 20px; right: 20px; background: var(--gradient); color: var(--white); font-size: 0.75rem; font-weight: 700; padding: 4px 14px; border-radius: 50px; }
.service-icon { width: 56px; height: 56px; background: linear-gradient(135deg, rgba(0,102,255,0.2), rgba(0,245,160,0.1)); border: 1px solid rgba(0,102,255,0.3); border-radius: 14px; display: flex; align-items: center; justify-content: center; font-size: 1.5rem; color: var(--blue-light); margin-bottom: 20px; }
.service-card h3 { font-family: var(--font-display); font-size: 1.25rem; font-weight: 700; margin-bottom: 12px; }
.service-card p { color: var(--text-muted); font-size: 0.95rem; margin-bottom: 20px; line-height: 1.7; }
.service-features { display: flex; flex-direction: column; gap: 8px; margin-bottom: 24px; }
.service-features li { display: flex; align-items: center; gap: 8px; font-size: 0.9rem; color: var(--text-muted); }
.service-features li i { color: var(--green); font-size: 0.75rem; flex-shrink: 0; }
.service-link { display: inline-flex; align-items: center; gap: 6px; color: var(--blue-light); font-size: 0.9rem; font-weight: 600; transition: var(--transition); }
.service-link:hover { gap: 10px; color: var(--green); }

/* === WHY US === */
.why-us { padding: 100px 0; background: linear-gradient(180deg, transparent, rgba(0,102,255,0.04), transparent); }
.why-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; }
.why-desc { color: var(--text-muted); font-size: 1.05rem; margin-bottom: 40px; line-height: 1.7; }
.why-items { display: flex; flex-direction: column; gap: 28px; }
.why-item { display: flex; gap: 16px; align-items: flex-start; }
.why-icon { width: 44px; height: 44px; background: rgba(0,102,255,0.15); border: 1px solid rgba(0,102,255,0.3); border-radius: 10px; display: flex; align-items: center; justify-content: center; color: var(--blue-light); font-size: 1rem; flex-shrink: 0; }
.why-item h4 { font-weight: 600; margin-bottom: 4px; }
.why-item p { color: var(--text-muted); font-size: 0.9rem; }
.tech-stack { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
.tech-card { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 20px; display: flex; align-items: center; gap: 12px; transition: var(--transition); }
.tech-card:hover { border-color: rgba(0,102,255,0.4); background: var(--bg-card2); transform: translateY(-2px); }
.tech-card i { font-size: 1.3rem; color: var(--blue-light); width: 24px; text-align: center; }
.tech-card span { font-size: 0.85rem; font-weight: 500; color: var(--text-muted); }

/* === CASES === */
.cases { padding: 100px 0; }
.cases-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 24px; }
.case-card { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius); padding: 32px; transition: var(--transition); }
.case-card:hover { transform: translateY(-4px); border-color: rgba(0,245,160,0.3); box-shadow: 0 20px 50px rgba(0,245,160,0.08); }
.case-icon { font-size: 2rem; margin-bottom: 16px; }
.case-industry { font-size: 0.8rem; font-weight: 600; color: var(--green); text-transform: uppercase; letter-spacing: 0.08em; margin-bottom: 10px; }
.case-card h3 { font-family: var(--font-display); font-size: 1.15rem; font-weight: 700; margin-bottom: 12px; }
.case-card p { color: var(--text-muted); font-size: 0.9rem; line-height: 1.7; margin-bottom: 20px; }
.case-metrics { display: flex; flex-direction: column; gap: 6px; }
.case-metrics span { display: flex; align-items: center; gap: 8px; font-size: 0.82rem; color: var(--text-muted); }
.case-metrics span i { color: var(--blue-light); width: 14px; }

/* === CTA BAND === */
.cta-band { padding: 80px 0; background: linear-gradient(135deg, rgba(0,102,255,0.12), rgba(0,245,160,0.06)); border-top: 1px solid rgba(0,102,255,0.15); border-bottom: 1px solid rgba(0,102,255,0.15); }
.cta-content { text-align: center; }
.cta-content h2 { font-family: var(--font-display); font-size: clamp(1.8rem, 3.5vw, 2.5rem); font-weight: 700; margin-bottom: 16px; }
.cta-content p { color: var(--text-muted); font-size: 1.05rem; margin-bottom: 36px; }
.cta-actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

/* === CONTACT === */
.contact { padding: 100px 0; }
.contact-grid { display: grid; grid-template-columns: 1.4fr 1fr; gap: 60px; align-items: start; }
.contact-form-wrapper { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius); padding: 40px; }
.contact-form { display: flex; flex-direction: column; gap: 20px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.form-group { display: flex; flex-direction: column; gap: 8px; }
.form-group label { font-size: 0.88rem; font-weight: 600; color: var(--text-muted); }
.form-group input, .form-group select, .form-group textarea { background: rgba(255,255,255,0.04); border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 12px 16px; color: var(--text); font-size: 0.95rem; transition: var(--transition); width: 100%; }
.form-group input:focus, .form-group select:focus, .form-group textarea:focus { outline: none; border-color: var(--blue); background: rgba(0,102,255,0.06); box-shadow: 0 0 0 3px rgba(0,102,255,0.15); }
.form-group select { appearance: none; cursor: pointer; }
.form-group select option { background: var(--bg-card2); }
.form-error { font-size: 0.8rem; color: #FF6B6B; min-height: 18px; }
.form-success { display: flex; align-items: center; gap: 12px; background: rgba(0,245,160,0.1); border: 1px solid rgba(0,245,160,0.3); border-radius: var(--radius-sm); padding: 16px; color: var(--green); font-size: 0.9rem; }
.form-error-msg { display: flex; align-items: center; gap: 12px; background: rgba(255,107,107,0.1); border: 1px solid rgba(255,107,107,0.3); border-radius: var(--radius-sm); padding: 16px; color: #FF6B6B; font-size: 0.9rem; }
.contact-card { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius); padding: 32px; margin-bottom: 24px; }
.contact-card h3 { font-family: var(--font-display); font-size: 1.15rem; font-weight: 700; margin-bottom: 8px; }
.contact-card p { color: var(--text-muted); font-size: 0.9rem; margin-bottom: 24px; }
.contact-channels { display: flex; flex-direction: column; gap: 12px; }
.channel-btn { display: flex; align-items: center; gap: 14px; padding: 16px 20px; border-radius: var(--radius-sm); border: 1px solid var(--border); transition: var(--transition); }
.channel-btn:hover { transform: translateY(-2px); }
.channel-btn.whatsapp { border-color: rgba(37,211,102,0.3); background: rgba(37,211,102,0.08); }
.channel-btn.whatsapp:hover { background: rgba(37,211,102,0.15); border-color: rgba(37,211,102,0.5); }
.channel-btn.telegram { border-color: rgba(0,136,204,0.3); background: rgba(0,136,204,0.08); }
.channel-btn.telegram:hover { background: rgba(0,136,204,0.15); border-color: rgba(0,136,204,0.5); }
.channel-btn i { font-size: 1.8rem; }
.channel-btn.whatsapp i { color: #25D366; }
.channel-btn.telegram i { color: #0088CC; }
.channel-btn span { font-weight: 600; display: block; }
.channel-btn small { color: var(--text-muted); font-size: 0.8rem; }
.contact-promise { display: flex; flex-direction: column; gap: 16px; }
.promise-item { display: flex; align-items: flex-start; gap: 14px; }
.promise-item i { color: var(--green); font-size: 1.1rem; margin-top: 3px; }
.promise-item h4 { font-size: 0.95rem; font-weight: 600; margin-bottom: 2px; }
.promise-item p { color: var(--text-muted); font-size: 0.85rem; }

/* === FOOTER === */
.footer { padding: 80px 0 32px; background: rgba(0,0,0,0.3); border-top: 1px solid var(--border); }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 48px; margin-bottom: 48px; }
.footer-brand p { color: var(--text-muted); font-size: 0.9rem; margin: 16px 0 24px; line-height: 1.7; }
.footer-social { display: flex; gap: 12px; }
.footer-social a { width: 40px; height: 40px; background: rgba(255,255,255,0.06); border: 1px solid var(--border); border-radius: 10px; display: flex; align-items: center; justify-content: center; color: var(--text-muted); font-size: 1rem; transition: var(--transition); }
.footer-social a:hover { background: rgba(0,102,255,0.2); border-color: rgba(0,102,255,0.4); color: var(--blue-light); transform: translateY(-2px); }
.footer-links h4 { font-family: var(--font-display); font-size: 0.9rem; font-weight: 600; margin-bottom: 20px; color: var(--text); }
.footer-links ul { display: flex; flex-direction: column; gap: 12px; }
.footer-links a { color: var(--text-muted); font-size: 0.88rem; transition: var(--transition); display: flex; align-items: center; gap: 8px; }
.footer-links a:hover { color: var(--blue-light); }
.footer-bottom { border-top: 1px solid var(--border); padding-top: 32px; display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 16px; }
.footer-bottom p { color: var(--text-muted); font-size: 0.85rem; }

/* === WHATSAPP FLOAT === */
.whatsapp-float { position: fixed; bottom: 32px; right: 32px; z-index: 999; width: 60px; height: 60px; background: linear-gradient(135deg, #25D366, #128C7E); border-radius: 50%; display: flex; align-items: center; justify-content: center; color: var(--white); font-size: 1.8rem; box-shadow: 0 8px 32px rgba(37,211,102,0.4); transition: var(--transition); }
.whatsapp-float:hover { transform: scale(1.1) translateY(-4px); box-shadow: 0 16px 48px rgba(37,211,102,0.5); }
.float-tooltip { position: absolute; right: 70px; background: var(--bg-card); border: 1px solid var(--border); color: var(--text); font-size: 0.82rem; font-weight: 600; padding: 6px 14px; border-radius: 50px; white-space: nowrap; opacity: 0; transform: translateX(10px); transition: var(--transition); pointer-events: none; }
.whatsapp-float:hover .float-tooltip { opacity: 1; transform: translateX(0); }

/* === RESPONSIVE === */
@media (max-width: 1024px) {
  .why-grid { grid-template-columns: 1fr; gap: 48px; }
  .contact-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  .nav-menu { position: fixed; top: 0; right: -100%; width: 280px; height: 100vh; background: var(--bg-card); border-left: 1px solid var(--border); flex-direction: column; justify-content: center; gap: 8px; padding: 40px 24px; transition: var(--transition); }
  .nav-menu.open { right: 0; }
  .nav-toggle { display: flex; }
  .services-grid { grid-template-columns: 1fr; }
  .cases-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .hero-stats { gap: 24px; }
  .stat-divider { display: none; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .tech-stack { grid-template-columns: 1fr 1fr; }
  .cta-actions { flex-direction: column; align-items: center; }
}
@media (max-width: 480px) {
  .hero-actions { flex-direction: column; align-items: center; }
  .contact-form-wrapper { padding: 24px; }
  .tech-stack { grid-template-columns: 1fr; }
}

/* === ANIMATIONS === */
[data-aos] { opacity: 0; transform: translateY(30px); transition: opacity 0.6s ease, transform 0.6s ease; }
[data-aos].aos-animate { opacity: 1; transform: translateY(0); }
[data-aos][data-aos-delay="100"] { transition-delay: 0.1s; }
[data-aos][data-aos-delay="200"] { transition-delay: 0.2s; }
[data-aos][data-aos-delay="300"] { transition-delay: 0.3s; }
[data-aos][data-aos-delay="400"] { transition-delay: 0.4s; }
[data-aos][data-aos-delay="500"] { transition-delay: 0.5s; }

/* === SCROLLBAR === */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: rgba(0,102,255,0.4); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--blue); }

/* === SELECTION === */
::selection { background: rgba(0,102,255,0.3); color: var(--white); }