/* ========================================
   ICOB Technology LLC — Main Stylesheet
   ======================================== */

/* --- CSS Custom Properties --- */
:root {
  --primary: #6C63FF;
  --primary-dark: #5A52D5;
  --primary-light: #8B85FF;
  --accent: #00D4AA;
  --accent-dark: #00B894;
  --bg-dark: #0B0E17;
  --bg-card: #12162B;
  --bg-card-hover: #1A1F3A;
  --bg-section-alt: #0E1225;
  --text-primary: #FFFFFF;
  --text-secondary: #A0A3B5;
  --text-muted: #6B6E80;
  --border: #1E2340;
  --gradient-hero: linear-gradient(135deg, #0B0E17 0%, #1A1040 50%, #0B0E17 100%);
  --gradient-primary: linear-gradient(135deg, #6C63FF, #00D4AA);
  --gradient-card: linear-gradient(145deg, #12162B, #1A1F3A);
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.3);
  --shadow-md: 0 4px 20px rgba(0,0,0,0.4);
  --shadow-lg: 0 8px 40px rgba(0,0,0,0.5);
  --shadow-glow: 0 0 30px rgba(108,99,255,0.15);
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --font-main: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
  --max-width: 1200px;
}

/* --- Reset & Base --- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font-main);
  background: var(--bg-dark);
  color: var(--text-primary);
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
ul, ol { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }

/* --- Typography --- */
h1, h2, h3, h4, h5, h6 { line-height: 1.2; font-weight: 700; }
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, 1.5rem); }
p { color: var(--text-secondary); }

/* --- Utility --- */
.container { max-width: var(--max-width); margin: 0 auto; padding: 0 24px; }
.section { padding: 100px 0; }
.section-alt { background: var(--bg-section-alt); }
.text-gradient {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.badge {
  display: inline-block;
  padding: 6px 16px;
  background: rgba(108,99,255,0.12);
  color: var(--primary-light);
  border-radius: 50px;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.5px;
  text-transform: uppercase;
}
.section-header {
  text-align: center;
  margin-bottom: 60px;
}
.section-header .badge { margin-bottom: 16px; }
.section-header h2 { margin-bottom: 16px; }
.section-header p { max-width: 600px; margin: 0 auto; font-size: 1.1rem; }

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: 50px;
  font-weight: 600;
  font-size: 0.95rem;
  transition: var(--transition);
  letter-spacing: 0.3px;
}
.btn-primary {
  background: var(--gradient-primary);
  color: #fff;
  box-shadow: 0 4px 15px rgba(108,99,255,0.3);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 25px rgba(108,99,255,0.45);
}
.btn-outline {
  border: 2px solid var(--border);
  color: var(--text-primary);
}
.btn-outline:hover {
  border-color: var(--primary);
  color: var(--primary-light);
  background: rgba(108,99,255,0.05);
}
.btn-sm { padding: 10px 24px; font-size: 0.85rem; }

/* --- Navigation --- */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 20px 0;
  transition: var(--transition);
}
.navbar.scrolled {
  background: rgba(11,14,23,0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  padding: 12px 0;
  border-bottom: 1px solid var(--border);
}
.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo {
  font-size: 1.5rem;
  font-weight: 800;
  letter-spacing: -0.5px;
}
.nav-logo span { color: var(--primary-light); }
.nav-links {
  display: flex;
  align-items: center;
  gap: 36px;
}
.nav-links a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: var(--transition);
  position: relative;
}
.nav-links a:hover, .nav-links a.active { color: var(--text-primary); }
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gradient-primary);
  transition: var(--transition);
  border-radius: 2px;
}
.nav-links a:hover::after, .nav-links a.active::after { width: 100%; }
.nav-cta { margin-left: 12px; }

/* Mobile menu button */
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 28px;
  padding: 4px 0;
}
.menu-toggle span {
  display: block;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: var(--transition);
}
.menu-toggle.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.menu-toggle.active span:nth-child(2) { opacity: 0; }
.menu-toggle.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* --- Hero --- */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: var(--gradient-hero);
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 800px;
  height: 800px;
  background: radial-gradient(circle, rgba(108,99,255,0.08) 0%, transparent 70%);
  border-radius: 50%;
}
.hero::after {
  content: '';
  position: absolute;
  bottom: -30%;
  left: -10%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(0,212,170,0.06) 0%, transparent 70%);
  border-radius: 50%;
}
.hero .container { position: relative; z-index: 1; }
.hero-content {
  max-width: 720px;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 20px;
  background: rgba(108,99,255,0.1);
  border: 1px solid rgba(108,99,255,0.2);
  border-radius: 50px;
  font-size: 0.85rem;
  color: var(--primary-light);
  margin-bottom: 28px;
}
.hero-badge .dot {
  width: 8px;
  height: 8px;
  background: var(--accent);
  border-radius: 50%;
  animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}
.hero h1 { margin-bottom: 24px; }
.hero p {
  font-size: 1.2rem;
  margin-bottom: 40px;
  max-width: 560px;
}
.hero-buttons { display: flex; gap: 16px; flex-wrap: wrap; }
.hero-stats {
  display: flex;
  gap: 48px;
  margin-top: 64px;
  padding-top: 40px;
  border-top: 1px solid var(--border);
}
.hero-stat h3 {
  font-size: 2.2rem;
  margin-bottom: 4px;
}
.hero-stat p {
  font-size: 0.9rem;
  color: var(--text-muted);
}

/* --- About / Services --- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
}
.service-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.service-card:hover {
  border-color: rgba(108,99,255,0.3);
  transform: translateY(-4px);
  box-shadow: var(--shadow-glow);
}
.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gradient-primary);
  opacity: 0;
  transition: var(--transition);
}
.service-card:hover::before { opacity: 1; }
.service-icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-md);
  background: rgba(108,99,255,0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 20px;
}
.service-card h3 { margin-bottom: 12px; }
.service-card p { font-size: 0.95rem; }

/* --- Projects Grid --- */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 28px;
}
.project-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}
.project-card:hover {
  border-color: rgba(108,99,255,0.3);
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}
.project-thumb {
  height: 200px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}
.project-thumb .project-icon {
  font-size: 3.5rem;
  z-index: 1;
}
.project-card-body {
  padding: 28px;
  flex: 1;
  display: flex;
  flex-direction: column;
}
.project-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 16px;
}
.project-tag {
  padding: 4px 12px;
  background: rgba(108,99,255,0.08);
  color: var(--primary-light);
  border-radius: 50px;
  font-size: 0.75rem;
  font-weight: 500;
}
.project-card-body h3 { margin-bottom: 10px; }
.project-card-body p {
  font-size: 0.9rem;
  flex: 1;
}
.project-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 20px;
  color: var(--primary-light);
  font-weight: 600;
  font-size: 0.9rem;
  transition: var(--transition);
}
.project-link:hover { gap: 12px; }
.project-link svg { transition: var(--transition); }
.project-link:hover svg { transform: translateX(4px); }

/* Featured project (PatiTakvim) */
.project-card.featured {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: 1fr 1fr;
}
.project-card.featured .project-thumb { height: 100%; min-height: 300px; }
.project-card.featured .project-card-body { padding: 40px; }
.project-card.featured h3 { font-size: 1.6rem; }
.project-card.featured .project-thumb img {
  width: 160px;
  height: auto;
  z-index: 1;
}

/* --- Process / How We Work --- */
.process-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 32px;
  counter-reset: process;
}
.process-step {
  text-align: center;
  padding: 40px 24px;
  position: relative;
}
.process-step::before {
  counter-increment: process;
  content: counter(process, decimal-leading-zero);
  font-size: 4rem;
  font-weight: 800;
  color: rgba(108,99,255,0.1);
  display: block;
  margin-bottom: 16px;
  line-height: 1;
}
.process-step h3 { margin-bottom: 12px; }
.process-step p { font-size: 0.9rem; }

/* --- Tech Stack --- */
.tech-marquee {
  display: flex;
  gap: 40px;
  animation: marquee 30s linear infinite;
  width: max-content;
}
.tech-marquee-wrapper {
  overflow: hidden;
  padding: 40px 0;
}
.tech-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 28px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 50px;
  white-space: nowrap;
  font-weight: 500;
  font-size: 0.9rem;
  color: var(--text-secondary);
}
@keyframes marquee {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* --- Contact --- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}
.contact-info h2 { margin-bottom: 20px; }
.contact-info > p { margin-bottom: 36px; }
.contact-detail {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 20px;
}
.contact-detail .icon-circle {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: rgba(108,99,255,0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.contact-detail span { font-size: 1.2rem; }
.contact-detail p { color: var(--text-primary); font-weight: 500; }
.contact-detail small { color: var(--text-muted); font-size: 0.85rem; }
.contact-form {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 40px;
}
.form-group { margin-bottom: 20px; }
.form-group label {
  display: block;
  margin-bottom: 8px;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-secondary);
}
.form-group input, .form-group textarea, .form-group select {
  width: 100%;
  padding: 14px 18px;
  background: var(--bg-dark);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-family: inherit;
  font-size: 0.95rem;
  transition: var(--transition);
}
.form-group input:focus, .form-group textarea:focus, .form-group select:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(108,99,255,0.1);
}
.form-group textarea { resize: vertical; min-height: 120px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

/* --- Footer --- */
.footer {
  background: var(--bg-section-alt);
  border-top: 1px solid var(--border);
  padding: 60px 0 30px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}
.footer-brand p { margin-top: 16px; font-size: 0.9rem; max-width: 320px; }
.footer-col h4 {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-muted);
  margin-bottom: 20px;
}
.footer-col a {
  display: block;
  padding: 6px 0;
  color: var(--text-secondary);
  font-size: 0.9rem;
  transition: var(--transition);
}
.footer-col a:hover { color: var(--text-primary); transform: translateX(4px); }
.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 30px;
  border-top: 1px solid var(--border);
}
.footer-bottom p { font-size: 0.85rem; color: var(--text-muted); }
.footer-socials { display: flex; gap: 16px; }
.footer-socials a {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--bg-card);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}
.footer-socials a:hover {
  border-color: var(--primary);
  background: rgba(108,99,255,0.1);
}

/* --- Scroll Animations --- */
.fade-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}

/* --- Project Detail Page --- */
.project-hero {
  padding: 160px 0 80px;
  position: relative;
  overflow: hidden;
}
.project-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--gradient-hero);
  z-index: 0;
}
.project-hero .container { position: relative; z-index: 1; }
.project-hero .breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 24px;
  font-size: 0.9rem;
}
.project-hero .breadcrumb a { color: var(--text-muted); transition: var(--transition); }
.project-hero .breadcrumb a:hover { color: var(--primary-light); }
.project-hero .breadcrumb .sep { color: var(--text-muted); }
.project-hero .breadcrumb .current { color: var(--text-secondary); }
.project-hero h1 { margin-bottom: 20px; }
.project-hero > .container > p { font-size: 1.15rem; max-width: 700px; margin-bottom: 32px; }
.project-meta {
  display: flex;
  gap: 32px;
  flex-wrap: wrap;
}
.project-meta-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.project-meta-item small { color: var(--text-muted); font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.5px; }
.project-meta-item strong { font-size: 0.95rem; }
.project-detail-content { padding: 80px 0; }
.project-detail-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 48px;
  align-items: start;
}
.project-detail-main h2 { font-size: 1.6rem; margin-bottom: 16px; margin-top: 40px; }
.project-detail-main h2:first-child { margin-top: 0; }
.project-detail-main p { margin-bottom: 16px; }
.project-detail-main ul {
  margin-bottom: 20px;
  padding-left: 0;
}
.project-detail-main ul li {
  padding: 8px 0 8px 24px;
  position: relative;
  color: var(--text-secondary);
  font-size: 0.95rem;
}
.project-detail-main ul li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 16px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--gradient-primary);
}
.project-sidebar {
  position: sticky;
  top: 100px;
}
.sidebar-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  margin-bottom: 24px;
}
.sidebar-card h4 {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-muted);
  margin-bottom: 20px;
}
.tech-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.tech-list span {
  padding: 6px 14px;
  background: rgba(108,99,255,0.08);
  color: var(--primary-light);
  border-radius: 50px;
  font-size: 0.8rem;
  font-weight: 500;
}

/* Projects page hero */
.page-hero {
  padding: 160px 0 80px;
  text-align: center;
  background: var(--gradient-hero);
  position: relative;
}
.page-hero::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(108,99,255,0.06) 0%, transparent 70%);
  border-radius: 50%;
}
.page-hero .container { position: relative; z-index: 1; }
.page-hero h1 { margin-bottom: 16px; }
.page-hero p { font-size: 1.1rem; max-width: 560px; margin: 0 auto; }

/* Project thumb backgrounds */
.thumb-patitakvim { background: linear-gradient(135deg, #FFF5F5, #FFECD2); }
.thumb-cloudpulse { background: linear-gradient(135deg, #0F2027, #203A43); }
.thumb-fieldsync { background: linear-gradient(135deg, #1A1A2E, #16213E); }
.thumb-meditrack { background: linear-gradient(135deg, #0D1B2A, #1B263B); }
.thumb-shelfwise { background: linear-gradient(135deg, #1A1A2E, #2D132C); }
.thumb-quickdesk { background: linear-gradient(135deg, #0B0C10, #1F2833); }
.thumb-greenroute { background: linear-gradient(135deg, #0B3D0B, #1B4332); }
.thumb-eduflow { background: linear-gradient(135deg, #1A0533, #2D1B69); }

/* Logo in project card */
.project-thumb img {
  max-width: 120px;
  height: auto;
  z-index: 1;
  position: relative;
}

/* --- CTA Section --- */
.cta-section {
  padding: 100px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(108,99,255,0.08), rgba(0,212,170,0.05));
}
.cta-section .container { position: relative; z-index: 1; }
.cta-section h2 { margin-bottom: 16px; }
.cta-section p { max-width: 560px; margin: 0 auto 32px; font-size: 1.1rem; }

/* --- Responsive --- */
@media (max-width: 1024px) {
  .project-card.featured { grid-template-columns: 1fr; }
  .project-card.featured .project-thumb { min-height: 200px; }
  .contact-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .project-detail-grid { grid-template-columns: 1fr; }
  .project-sidebar { position: static; }
}

@media (max-width: 768px) {
  .section { padding: 60px 0; }
  .nav-links {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(11,14,23,0.98);
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 32px;
    z-index: 999;
  }
  .nav-links.open { display: flex; }
  .nav-links a { font-size: 1.2rem; }
  .menu-toggle { display: flex; z-index: 1001; }
  .hero { min-height: auto; padding: 140px 0 80px; }
  .hero-stats { gap: 24px; flex-wrap: wrap; }
  .hero-stat h3 { font-size: 1.6rem; }
  .projects-grid { grid-template-columns: 1fr; }
  .process-grid { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; gap: 16px; text-align: center; }
  .form-row { grid-template-columns: 1fr; }
  .project-hero { padding: 120px 0 60px; }
  .page-hero { padding: 120px 0 60px; }
  .project-meta { gap: 20px; }
}

@media (max-width: 480px) {
  .hero-buttons { flex-direction: column; }
  .hero-buttons .btn { width: 100%; justify-content: center; }
  .services-grid { grid-template-columns: 1fr; }
  .process-grid { grid-template-columns: 1fr; }
}