/* ============================================================
   COLUCI TECH - Design System
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&family=Outfit:wght@300;400;500;600;700;800&display=swap');

/* ── CSS Variables ─────────────────────────────────────────── */
:root {
  --navy-950: #030b18;
  --navy-900: #0a1628;
  --navy-800: #0d1f3c;
  --navy-700: #112a50;
  --navy-600: #163563;
  --navy-500: #1a4080;
  --blue-400: #2563eb;
  --blue-300: #3b82f6;
  --blue-200: #60a5fa;
  --blue-100: #93c5fd;
  --accent:   #1d9bf0;
  --accent-light: #38bdf8;
  --gold:     #f59e0b;
  --success:  #10b981;
  --danger:   #ef4444;
  --white:    #ffffff;
  --gray-100: #f1f5f9;
  --gray-200: #e2e8f0;
  --gray-300: #cbd5e1;
  --gray-400: #94a3b8;
  --gray-500: #64748b;
  --gray-600: #475569;
  --gray-700: #334155;
  --text-primary: #f1f5f9;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --card-bg: rgba(13, 31, 60, 0.8);
  --card-border: rgba(37, 99, 235, 0.2);
  --glass-bg: rgba(10, 22, 40, 0.7);
  --shadow-blue: 0 0 40px rgba(37, 99, 235, 0.15);
  --shadow-card: 0 4px 24px rgba(0,0,0,0.4);
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 32px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --font-primary: 'Outfit', 'Inter', sans-serif;
  --font-body: 'Inter', 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-body);
  background: var(--navy-900);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
}
img { max-width: 100%; height: auto; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }

/* ── Background Pattern ─────────────────────────────────────── */
.bg-pattern {
  position: fixed; inset: 0; z-index: -1;
  background:
    radial-gradient(ellipse at 20% 50%, rgba(37,99,235,0.08) 0%, transparent 60%),
    radial-gradient(ellipse at 80% 20%, rgba(29,155,240,0.06) 0%, transparent 50%),
    linear-gradient(180deg, var(--navy-950) 0%, var(--navy-900) 50%, var(--navy-800) 100%);
}
.bg-pattern::before {
  content: '';
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(37,99,235,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(37,99,235,0.04) 1px, transparent 1px);
  background-size: 60px 60px;
}

/* ── Typography ─────────────────────────────────────────────── */
h1, h2, h3, h4, h5, h6 { font-family: var(--font-primary); font-weight: 700; line-height: 1.2; }
h1 { font-size: clamp(2.2rem, 5vw, 3.8rem); }
h2 { font-size: clamp(1.8rem, 3.5vw, 2.8rem); }
h3 { font-size: clamp(1.2rem, 2vw, 1.6rem); }
h4 { font-size: 1.1rem; }
p  { color: var(--text-secondary); line-height: 1.7; }

.text-gradient {
  background: linear-gradient(135deg, var(--blue-300), var(--accent-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.text-gold {
  background: linear-gradient(135deg, var(--gold), #fbbf24);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ── Navigation ─────────────────────────────────────────────── */
#navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  transition: var(--transition);
}
#navbar.scrolled {
  background: rgba(3, 11, 24, 0.95);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--card-border);
  box-shadow: 0 4px 30px rgba(0,0,0,0.4);
}
.nav-container {
  max-width: 1280px; margin: 0 auto;
  padding: 0 2rem;
  display: flex; align-items: center; justify-content: space-between;
  height: 70px;
}
.nav-logo {
  display: flex; align-items: center; gap: 12px;
}
.nav-logo-icon {
  width: 42px; height: 42px;
  background: linear-gradient(135deg, var(--blue-400), var(--accent));
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.2rem; font-weight: 900; color: white;
  font-family: var(--font-primary);
}
.nav-logo-text { font-family: var(--font-primary); font-size: 1.3rem; font-weight: 700; }
.nav-logo-text span { color: var(--accent-light); }
.nav-menu {
  display: flex; align-items: center; gap: 0.2rem;
}
.nav-link {
  padding: 0.5rem 0.9rem;
  border-radius: var(--radius-sm);
  font-size: 0.88rem; font-weight: 500;
  color: var(--gray-300);
  transition: var(--transition);
  white-space: nowrap;
}
.nav-link:hover, .nav-link.active {
  color: var(--white);
  background: rgba(37,99,235,0.15);
}
.nav-cta {
  background: linear-gradient(135deg, var(--blue-400), var(--accent));
  color: white !important;
  padding: 0.5rem 1.2rem !important;
  border-radius: 6px;
  font-weight: 600 !important;
  box-shadow: 0 0 20px rgba(37,99,235,0.4);
}
.nav-cta:hover { transform: translateY(-1px); box-shadow: 0 0 30px rgba(37,99,235,0.6); }

.hamburger {
  display: none; flex-direction: column; gap: 5px; cursor: pointer;
  padding: 8px; border: none; background: none;
}
.hamburger span {
  display: block; width: 24px; height: 2px;
  background: var(--gray-300); border-radius: 2px; transition: var(--transition);
}
.hamburger.open span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* ── Mobile Nav ─────────────────────────────────────────────── */
@media (max-width: 900px) {
  .hamburger { display: flex; }
  .nav-menu {
    position: fixed; top: 70px; left: 0; right: 0;
    flex-direction: column; align-items: stretch;
    background: rgba(3, 11, 24, 0.98);
    backdrop-filter: blur(20px);
    padding: 1rem;
    border-bottom: 1px solid var(--card-border);
    transform: translateY(-110%);
    transition: transform 0.35s ease;
  }
  .nav-menu.open { transform: translateY(0); }
  .nav-link { padding: 0.8rem 1rem; font-size: 1rem; }
}

/* ── Sections & Layout ──────────────────────────────────────── */
.section { padding: 5rem 2rem; }
.section-sm { padding: 3rem 2rem; }
.container { max-width: 1280px; margin: 0 auto; }
.container-sm { max-width: 900px; margin: 0 auto; }
.section-header { text-align: center; margin-bottom: 3.5rem; }
.section-badge {
  display: inline-block;
  background: rgba(37,99,235,0.15);
  border: 1px solid rgba(37,99,235,0.3);
  color: var(--blue-200);
  font-size: 0.78rem; font-weight: 600; letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.35rem 1rem; border-radius: 100px;
  margin-bottom: 1rem;
}
.section-title { margin-bottom: 1rem; }
.section-desc { color: var(--text-secondary); max-width: 600px; margin: 0 auto; font-size: 1.05rem; }
.divider {
  width: 60px; height: 3px;
  background: linear-gradient(90deg, var(--blue-400), var(--accent));
  border-radius: 2px; margin: 1rem auto;
}

/* ── Buttons ────────────────────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 0.8rem 2rem; border-radius: var(--radius-sm);
  font-family: var(--font-primary); font-size: 0.95rem; font-weight: 600;
  cursor: pointer; border: none; transition: var(--transition);
  text-decoration: none;
}
.btn-primary {
  background: linear-gradient(135deg, var(--blue-400), var(--accent));
  color: white;
  box-shadow: 0 4px 20px rgba(37,99,235,0.4);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 30px rgba(37,99,235,0.5); }
.btn-secondary {
  background: transparent;
  color: var(--blue-200);
  border: 1px solid rgba(37,99,235,0.4);
}
.btn-secondary:hover { background: rgba(37,99,235,0.1); border-color: var(--blue-300); }
.btn-white {
  background: white; color: var(--navy-900);
}
.btn-white:hover { background: var(--gray-100); transform: translateY(-2px); }
.btn-lg { padding: 1rem 2.5rem; font-size: 1.05rem; }
.btn-sm { padding: 0.55rem 1.2rem; font-size: 0.85rem; }

/* ── Cards ──────────────────────────────────────────────────── */
.card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  backdrop-filter: blur(10px);
  transition: var(--transition);
}
.card:hover {
  border-color: rgba(37,99,235,0.4);
  transform: translateY(-4px);
  box-shadow: var(--shadow-blue), var(--shadow-card);
}
.card-icon {
  width: 56px; height: 56px;
  background: rgba(37,99,235,0.15);
  border: 1px solid rgba(37,99,235,0.2);
  border-radius: var(--radius-md);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.5rem; margin-bottom: 1.2rem;
  transition: var(--transition);
}
.card:hover .card-icon { background: rgba(37,99,235,0.25); transform: scale(1.05); }

/* ── Stats ──────────────────────────────────────────────────── */
.stats-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1.5rem;
}
.stat-item {
  text-align: center; padding: 2rem 1rem;
  background: rgba(37,99,235,0.08);
  border: 1px solid rgba(37,99,235,0.15);
  border-radius: var(--radius-md);
}
.stat-number {
  font-family: var(--font-primary);
  font-size: 2.8rem; font-weight: 800;
  background: linear-gradient(135deg, var(--blue-200), var(--accent-light));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.stat-label { font-size: 0.85rem; color: var(--text-secondary); margin-top: 0.3rem; }

/* ── Forms ──────────────────────────────────────────────────── */
.form-group { margin-bottom: 1.25rem; }
.form-label {
  display: block; font-size: 0.85rem; font-weight: 600;
  color: var(--gray-300); margin-bottom: 0.4rem;
}
.form-control {
  width: 100%;
  background: rgba(10,22,40,0.8);
  border: 1px solid rgba(37,99,235,0.2);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  padding: 0.75rem 1rem;
  font-family: var(--font-body); font-size: 0.95rem;
  transition: var(--transition);
  outline: none;
}
.form-control:focus { border-color: var(--blue-400); box-shadow: 0 0 0 3px rgba(37,99,235,0.15); }
.form-control::placeholder { color: var(--text-muted); }
select.form-control option { background: var(--navy-800); }
textarea.form-control { resize: vertical; min-height: 120px; }

/* ── Alerts & Badges ────────────────────────────────────────── */
.badge {
  display: inline-block; padding: 0.25rem 0.75rem;
  border-radius: 100px; font-size: 0.75rem; font-weight: 600;
}
.badge-blue { background: rgba(37,99,235,0.2); color: var(--blue-200); border: 1px solid rgba(37,99,235,0.3); }
.badge-green { background: rgba(16,185,129,0.2); color: #34d399; border: 1px solid rgba(16,185,129,0.3); }
.badge-yellow { background: rgba(245,158,11,0.2); color: #fcd34d; border: 1px solid rgba(245,158,11,0.3); }
.badge-red { background: rgba(239,68,68,0.2); color: #f87171; border: 1px solid rgba(239,68,68,0.3); }

.alert {
  padding: 1rem 1.25rem; border-radius: var(--radius-sm);
  margin-bottom: 1rem; font-size: 0.9rem;
}
.alert-success { background: rgba(16,185,129,0.1); border: 1px solid rgba(16,185,129,0.3); color: #34d399; }
.alert-error   { background: rgba(239,68,68,0.1);  border: 1px solid rgba(239,68,68,0.3);  color: #f87171; }
.alert-info    { background: rgba(37,99,235,0.1);   border: 1px solid rgba(37,99,235,0.3);  color: var(--blue-200); }

/* ── Table ──────────────────────────────────────────────────── */
.table-wrap { overflow-x: auto; }
.data-table {
  width: 100%; border-collapse: collapse; font-size: 0.9rem;
}
.data-table th {
  background: rgba(37,99,235,0.1);
  color: var(--blue-200); font-weight: 600; font-size: 0.8rem;
  text-transform: uppercase; letter-spacing: 0.05em;
  padding: 0.9rem 1rem; text-align: left;
  border-bottom: 1px solid var(--card-border);
}
.data-table td {
  padding: 0.85rem 1rem;
  border-bottom: 1px solid rgba(37,99,235,0.08);
  color: var(--text-secondary);
}
.data-table tr:hover td { background: rgba(37,99,235,0.04); }

/* ── Page Header ────────────────────────────────────────────── */
.page-header {
  padding: 7rem 2rem 4rem;
  text-align: center;
  background: linear-gradient(180deg, rgba(37,99,235,0.06) 0%, transparent 100%);
  border-bottom: 1px solid var(--card-border);
  position: relative; overflow: hidden;
}
.page-header::before {
  content: '';
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(37,99,235,0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(37,99,235,0.05) 1px, transparent 1px);
  background-size: 80px 80px;
}

/* ── Footer ─────────────────────────────────────────────────── */
.footer {
  background: var(--navy-950);
  border-top: 1px solid var(--card-border);
  padding: 4rem 2rem 2rem;
}
.footer-grid {
  max-width: 1280px; margin: 0 auto;
  display: grid; grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem; margin-bottom: 3rem;
}
.footer-brand p { font-size: 0.9rem; }
.footer-title { font-size: 0.85rem; font-weight: 700; text-transform: uppercase;
  letter-spacing: 0.08em; color: var(--gray-300); margin-bottom: 1rem; }
.footer-links { display: flex; flex-direction: column; gap: 0.6rem; }
.footer-links a { font-size: 0.9rem; color: var(--text-secondary); transition: var(--transition); }
.footer-links a:hover { color: var(--blue-200); }
.footer-bottom {
  max-width: 1280px; margin: 0 auto;
  padding-top: 2rem; border-top: 1px solid rgba(37,99,235,0.1);
  display: flex; align-items: center; justify-content: space-between;
  font-size: 0.85rem; color: var(--text-muted);
  flex-wrap: wrap; gap: 1rem;
}
.social-links { display: flex; gap: 0.75rem; }
.social-link {
  width: 38px; height: 38px;
  background: rgba(37,99,235,0.1);
  border: 1px solid rgba(37,99,235,0.2);
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  color: var(--blue-200); font-size: 1rem;
  transition: var(--transition);
}
.social-link:hover { background: rgba(37,99,235,0.25); color: white; transform: translateY(-2px); }

/* ── Animations ─────────────────────────────────────────────── */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(30px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}
@keyframes pulse-ring {
  0%   { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(37,99,235,0.4); }
  70%  { transform: scale(1);    box-shadow: 0 0 0 20px rgba(37,99,235,0); }
  100% { transform: scale(0.95); box-shadow: 0 0 0 0  rgba(37,99,235,0); }
}
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-12px); }
}
@keyframes counter { from { opacity: 0; } to { opacity: 1; } }

.fade-in-up { animation: fadeInUp 0.6s ease forwards; }
.fade-in    { animation: fadeIn 0.5s ease forwards; }
[data-animate] { opacity: 0; transform: translateY(20px); transition: opacity 0.6s ease, transform 0.6s ease; }
[data-animate].visible { opacity: 1; transform: translateY(0); }

/* ── Scroll to Top ──────────────────────────────────────────── */
#scrollTop {
  position: fixed; bottom: 2rem; right: 2rem;
  width: 44px; height: 44px;
  background: linear-gradient(135deg, var(--blue-400), var(--accent));
  border: none; border-radius: var(--radius-sm);
  color: white; font-size: 1.1rem; cursor: pointer;
  opacity: 0; pointer-events: none;
  transition: var(--transition);
  display: flex; align-items: center; justify-content: center;
  z-index: 999;
}
#scrollTop.visible { opacity: 1; pointer-events: all; }
#scrollTop:hover { transform: translateY(-3px); box-shadow: 0 8px 20px rgba(37,99,235,0.4); }

/* ── Grids ──────────────────────────────────────────────────── */
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.5rem; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.5rem; }
.grid-auto { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 1.5rem; }

@media (max-width: 1024px) { .grid-4 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 768px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .section { padding: 3.5rem 1.25rem; }
}
@media (max-width: 480px) {
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; text-align: center; }
}

/* ── Utility ────────────────────────────────────────────────── */
.flex { display: flex; }
.flex-center { display: flex; align-items: center; justify-content: center; }
.flex-between { display: flex; align-items: center; justify-content: space-between; }
.gap-1 { gap: 0.5rem; }
.gap-2 { gap: 1rem; }
.gap-3 { gap: 1.5rem; }
.gap-4 { gap: 2rem; }
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }
.text-center { text-align: center; }
.text-right  { text-align: right; }
.w-full { width: 100%; }
.hidden { display: none !important; }