/* ═══════════════════════════════════════════════════════
   Mohammad Abusaa — Portfolio Styles
   Built with Bootstrap 5 + Custom Design System
   ═══════════════════════════════════════════════════════ */

/* ── CSS Variables ── */
:root {
  --navy-900: #060e1a;
  --navy-800: #0a1628;
  --navy-700: #111d33;
  --navy-600: #1a2d4a;
  --navy-500: #243b5c;
  --accent: #3b82f6;
  --accent-light: #60a5fa;
  --accent-soft: rgba(59, 130, 246, 0.08);
  --accent-glow: rgba(59, 130, 246, 0.4);
  --gold: #f59e0b;
  --gold-soft: rgba(245, 158, 11, 0.1);
  --gold-border: rgba(245, 158, 11, 0.25);
  --green: #10b981;
  --text-100: #f1f5f9;
  --text-200: #cbd5e1;
  --text-300: #94a3b8;
  --text-400: #64748b;
  --border-color: rgba(148, 163, 184, 0.1);
  --card-bg: rgba(17, 29, 51, 0.5);
  --card-bg-hover: rgba(26, 45, 74, 0.6);
  --font-display: 'Playfair Display', Georgia, serif;
  --font-body: 'Plus Jakarta Sans', -apple-system, sans-serif;
  --transition: all 0.35s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --shadow-sm: 0 4px 20px rgba(0, 0, 0, 0.15);
  --shadow-md: 0 8px 40px rgba(0, 0, 0, 0.25);
  --shadow-lg: 0 20px 60px rgba(0, 0, 0, 0.35);
  --radius: 12px;
  --radius-lg: 16px;
}

/* ── Base Resets ── */
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }

body {
  font-family: var(--font-body);
  background: var(--navy-800);
  color: var(--text-100);
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

::selection {
  background: var(--accent);
  color: #fff;
}

/* Subtle grid texture */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(59, 130, 246, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(59, 130, 246, 0.025) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
  z-index: 0;
}

/* ── Utility Classes ── */
.text-accent { color: var(--accent) !important; }
.text-gradient {
  background: linear-gradient(135deg, var(--accent), var(--accent-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-padding { padding: 7rem 0; position: relative; z-index: 1; }
.section-alt { background: var(--navy-900); }

/* ══════════════════════════════════════════════════════
   NAVBAR
   ══════════════════════════════════════════════════════ */
.navbar {
  padding: 1.1rem 0;
  background: rgba(10, 22, 40, 0.7);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-color);
  transition: var(--transition);
  z-index: 1000;
}

.navbar.scrolled {
  padding: 0.7rem 0;
  background: rgba(6, 14, 26, 0.95);
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.4);
}

.navbar-brand {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--text-100) !important;
  letter-spacing: 0.5px;
}

.navbar-nav .nav-link {
  color: var(--text-300) !important;
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  padding: 0.5rem 0 !important;
  position: relative;
  transition: var(--transition);
}

.navbar-nav .nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent);
  transition: width 0.3s ease;
}

.navbar-nav .nav-link:hover,
.navbar-nav .nav-link.active {
  color: var(--accent-light) !important;
}

.navbar-nav .nav-link:hover::after,
.navbar-nav .nav-link.active::after {
  width: 100%;
}

.navbar-toggler {
  border: 1px solid var(--border-color);
  padding: 0.4rem 0.6rem;
}

.navbar-toggler-icon {
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(241,245,249,0.8)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

/* ══════════════════════════════════════════════════════
   HERO
   ══════════════════════════════════════════════════════ */
.hero-section {
  position: relative;
  background: var(--navy-800);
  overflow: hidden;
  z-index: 1;
}

.hero-section::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 800px;
  height: 800px;
  background: radial-gradient(circle, rgba(59, 130, 246, 0.08), transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.hero-section::after {
  content: '';
  position: absolute;
  bottom: -30%;
  left: -10%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(245, 158, 11, 0.04), transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.hero-particles {
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
}

.particle {
  position: absolute;
  width: 2px;
  height: 2px;
  background: var(--accent-light);
  border-radius: 50%;
  opacity: 0;
  animation: floatParticle linear infinite;
}

@keyframes floatParticle {
  0% { opacity: 0; transform: translateY(100vh) scale(0); }
  10% { opacity: 0.6; }
  90% { opacity: 0.6; }
  100% { opacity: 0; transform: translateY(-10vh) scale(1); }
}

.hero-greeting {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1.5rem;
}

.greeting-line {
  width: 32px;
  height: 2px;
  background: var(--accent);
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 5.5vw, 5rem);
  font-weight: 700;
  line-height: 1.1;
  margin-bottom: 1.5rem;
  color: var(--text-100);
}

.hero-subtitle {
  font-size: 1.15rem;
  color: var(--text-300);
  font-weight: 300;
  margin-bottom: 2.5rem;
  max-width: 550px;
  min-height: 1.8em;
}

.typed-text { color: var(--accent-light); font-weight: 500; }

.typed-cursor {
  color: var(--accent);
  font-weight: 300;
  animation: blink 1s step-end infinite;
}

@keyframes blink {
  50% { opacity: 0; }
}

/* Hero badges */
.hero-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 2.5rem;
}

.badge-custom {
  padding: 0.5rem 1.1rem;
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 100px;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-300);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  backdrop-filter: blur(10px);
}

.badge-gold {
  border-color: var(--gold-border);
  color: var(--gold);
}

.badge-pulse .pulse-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--green);
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.4); }
  50% { opacity: 0.6; box-shadow: 0 0 0 6px rgba(16, 185, 129, 0); }
}

/* Hero CTA */
.hero-cta { display: flex; gap: 1rem; flex-wrap: wrap; }

.btn-accent {
  background: var(--accent);
  color: #fff;
  border: none;
  font-family: var(--font-body);
  font-weight: 600;
  letter-spacing: 0.3px;
  border-radius: 10px;
  transition: var(--transition);
}

.btn-accent:hover {
  background: var(--accent-light);
  color: #fff;
  transform: translateY(-3px);
  box-shadow: 0 10px 35px var(--accent-glow);
}

.btn-outline-light {
  border-color: var(--border-color) !important;
  color: var(--text-100) !important;
  font-weight: 600;
  border-radius: 10px;
  transition: var(--transition);
}

.btn-outline-light:hover {
  border-color: var(--accent) !important;
  color: var(--accent-light) !important;
  background: transparent !important;
  transform: translateY(-3px);
}

/* Hero socials */
.hero-socials {
  position: absolute;
  right: 2.5rem;
  top: 50%;
  transform: translateY(-50%);
  flex-direction: column;
  align-items: center;
  gap: 1.2rem;
}

.hero-socials a {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  border: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-400);
  text-decoration: none;
  transition: var(--transition);
}

.hero-socials a:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-soft);
  transform: scale(1.1);
}

.social-line {
  width: 1px;
  height: 70px;
  background: linear-gradient(to bottom, transparent, var(--accent), transparent);
}

/* Scroll indicator */
.scroll-indicator {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
}

.scroll-indicator span {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--text-400);
}

.scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--accent), transparent);
  animation: scrollPulse 2s ease-in-out infinite;
}

@keyframes scrollPulse {
  0%, 100% { opacity: 1; height: 40px; }
  50% { opacity: 0.3; height: 20px; }
}

/* ══════════════════════════════════════════════════════
   SECTION HEADERS
   ══════════════════════════════════════════════════════ */
.section-header { margin-bottom: 1rem; }

.section-label {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.8rem;
}

.label-line {
  width: 28px;
  height: 2px;
  background: var(--accent);
  display: inline-block;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 2.8rem);
  font-weight: 700;
  color: var(--text-100);
  line-height: 1.2;
  margin-bottom: 0.8rem;
}

.section-subtitle {
  font-size: 1.05rem;
  font-weight: 300;
  color: var(--text-300);
  max-width: 560px;
}

/* ══════════════════════════════════════════════════════
   ABOUT
   ══════════════════════════════════════════════════════ */
.about-text p {
  color: var(--text-300);
  font-size: 0.98rem;
  font-weight: 300;
  margin-bottom: 1.2rem;
  line-height: 1.8;
}

.stat-card {
  padding: 1.8rem;
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  backdrop-filter: blur(10px);
  transition: var(--transition);
  text-align: center;
}

.stat-card:hover {
  border-color: rgba(59, 130, 246, 0.3);
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
}

.stat-number {
  font-family: var(--font-display);
  font-size: 2.8rem;
  font-weight: 700;
  color: var(--accent);
  display: inline;
}

.stat-plus {
  font-family: var(--font-display);
  font-size: 2rem;
  color: var(--accent);
}

.stat-big-text {
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--accent);
  display: block;
  margin-bottom: 0.2rem;
}

.stat-label {
  display: block;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text-400);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-top: 0.3rem;
}

/* ══════════════════════════════════════════════════════
   AWARDS
   ══════════════════════════════════════════════════════ */
.award-card {
  padding: 2rem;
  background: var(--card-bg);
  border: 1px solid var(--gold-border);
  border-radius: var(--radius);
  text-align: center;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.award-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 15px 50px rgba(245, 158, 11, 0.1);
  border-color: var(--gold);
}

.award-icon { font-size: 2.5rem; margin-bottom: 1rem; }

.award-card h4 {
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 700;
  color: var(--gold);
  margin-bottom: 0.4rem;
}

.award-card p {
  font-size: 0.82rem;
  color: var(--text-400);
  margin: 0;
}

.award-badge {
  position: absolute;
  top: 12px;
  right: -28px;
  background: var(--gold);
  color: var(--navy-900);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  padding: 0.25rem 2rem;
  transform: rotate(45deg);
}

/* ══════════════════════════════════════════════════════
   SKILLS
   ══════════════════════════════════════════════════════ */
.skill-card {
  padding: 2rem;
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
  height: 100%;
}

.skill-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--accent), var(--accent-light));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s ease;
}

.skill-card:hover {
  border-color: rgba(59, 130, 246, 0.25);
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  background: var(--card-bg-hover);
}

.skill-card:hover::before { transform: scaleX(1); }

.skill-icon {
  width: 50px;
  height: 50px;
  border-radius: 10px;
  background: var(--accent-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  color: var(--accent);
  margin-bottom: 1.2rem;
}

.skill-card h3 {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 0.6rem;
  color: var(--text-100);
}

.skill-card p {
  font-size: 0.88rem;
  color: var(--text-400);
  font-weight: 300;
  line-height: 1.6;
  margin-bottom: 1rem;
}

.skill-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.skill-tags span {
  padding: 0.28rem 0.65rem;
  background: rgba(59, 130, 246, 0.08);
  border: 1px solid rgba(59, 130, 246, 0.15);
  border-radius: 6px;
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--accent-light);
  letter-spacing: 0.3px;
}

/* Certifications */
.cert-card {
  padding: 1.5rem;
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  gap: 1.2rem;
  transition: var(--transition);
  height: 100%;
}

.cert-card:hover {
  border-color: var(--gold);
  transform: translateY(-4px);
  box-shadow: var(--shadow-sm);
}

.cert-icon {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--gold-soft);
  border: 1px solid var(--gold-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gold);
  font-size: 1.2rem;
  flex-shrink: 0;
}

.cert-card h4 {
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 0.15rem;
  color: var(--text-100);
}

.cert-card p {
  font-size: 0.8rem;
  color: var(--text-400);
  margin: 0;
}

/* ══════════════════════════════════════════════════════
   EXPERIENCE / TIMELINE
   ══════════════════════════════════════════════════════ */
.timeline { position: relative; padding-left: 2.5rem; }

.timeline::before {
  content: '';
  position: absolute;
  left: 6px;
  top: 12px;
  bottom: 12px;
  width: 2px;
  background: linear-gradient(to bottom, var(--accent), var(--border-color), transparent);
}

.timeline-item {
  position: relative;
  margin-bottom: 2rem;
}

.timeline-dot {
  position: absolute;
  left: -2.5rem;
  top: 1.8rem;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--navy-800);
  border: 2.5px solid var(--accent);
  z-index: 2;
  transition: var(--transition);
}

.timeline-item:hover .timeline-dot {
  background: var(--accent);
  box-shadow: 0 0 0 4px var(--accent-soft);
}

.timeline-content {
  padding: 1.8rem;
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  transition: var(--transition);
}

.timeline-content:hover {
  border-color: rgba(59, 130, 246, 0.25);
  box-shadow: var(--shadow-md);
}

.timeline-date {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: 0.5rem;
}

.timeline-content h3 {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-100);
  margin-bottom: 0.25rem;
}

.timeline-content h4 {
  font-size: 0.88rem;
  font-weight: 400;
  color: var(--text-400);
  margin-bottom: 0.8rem;
}

.timeline-content ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.timeline-content ul li {
  font-size: 0.88rem;
  color: var(--text-300);
  font-weight: 300;
  padding: 0.25rem 0 0.25rem 1.2rem;
  position: relative;
  line-height: 1.6;
}

.timeline-content ul li::before {
  content: '▸';
  position: absolute;
  left: 0;
  color: var(--accent);
  font-weight: 700;
}

/* Education */
.edu-card {
  padding: 1.5rem 2rem;
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.edu-icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius);
  background: var(--accent-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  color: var(--accent);
  flex-shrink: 0;
}

.edu-card h4 {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 0.15rem;
  color: var(--text-100);
}

.edu-card p {
  font-size: 0.85rem;
  color: var(--text-400);
  margin: 0;
}

/* ══════════════════════════════════════════════════════
   TAC TRAINING MODULES
   ══════════════════════════════════════════════════════ */
.training-phase {
  padding: 2rem;
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  height: 100%;
  transition: var(--transition);
}

.training-phase:hover {
  border-color: rgba(59, 130, 246, 0.25);
  box-shadow: var(--shadow-md);
}

.phase-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.5rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border-color);
}

.phase-badge {
  padding: 0.35rem 0.9rem;
  background: var(--accent);
  color: #fff;
  border-radius: 6px;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  flex-shrink: 0;
}

.phase-header h4 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-100);
  margin: 0;
}

.training-topics {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.topic-item {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  font-size: 0.85rem;
  color: var(--text-300);
  font-weight: 400;
  padding: 0.35rem 0.5rem;
  border-radius: 6px;
  transition: var(--transition);
}

.topic-item:hover {
  background: var(--accent-soft);
  color: var(--text-100);
}

.topic-item i {
  color: var(--accent);
  font-size: 0.8rem;
  margin-top: 0.15rem;
  flex-shrink: 0;
}

/* ══════════════════════════════════════════════════════
   PROJECTS
   ══════════════════════════════════════════════════════ */
.project-card {
  padding: 2rem;
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
  height: 100%;
  display: flex;
  flex-direction: column;
}

.project-card:hover {
  border-color: rgba(59, 130, 246, 0.3);
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

.project-featured {
  border-color: rgba(59, 130, 246, 0.2);
  background: linear-gradient(135deg, var(--card-bg), rgba(59, 130, 246, 0.05));
}

.project-badge {
  position: absolute;
  top: 1.2rem;
  right: 1.2rem;
  padding: 0.25rem 0.8rem;
  background: var(--accent-soft);
  border: 1px solid rgba(59, 130, 246, 0.2);
  border-radius: 100px;
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--accent-light);
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

.project-icon {
  width: 54px;
  height: 54px;
  border-radius: var(--radius);
  background: var(--accent-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  color: var(--accent);
  margin-bottom: 1.2rem;
}

.project-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-100);
  margin-bottom: 0.6rem;
}

.project-card > p {
  font-size: 0.9rem;
  color: var(--text-300);
  font-weight: 300;
  line-height: 1.7;
  margin-bottom: 1rem;
}

.project-details {
  list-style: none;
  padding: 0;
  margin: 0 0 1.2rem 0;
  flex-grow: 1;
}

.project-details li {
  font-size: 0.85rem;
  color: var(--text-300);
  font-weight: 300;
  padding: 0.35rem 0;
  display: flex;
  gap: 0.6rem;
  line-height: 1.5;
}

.project-details li i {
  color: var(--accent);
  font-size: 0.75rem;
  margin-top: 0.3rem;
  flex-shrink: 0;
}

.project-tech {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-top: auto;
  padding-top: 1rem;
  border-top: 1px solid var(--border-color);
}

.project-tech span {
  padding: 0.25rem 0.6rem;
  background: rgba(59, 130, 246, 0.08);
  border: 1px solid rgba(59, 130, 246, 0.12);
  border-radius: 5px;
  font-size: 0.68rem;
  font-weight: 600;
  color: var(--accent-light);
  letter-spacing: 0.3px;
}

/* ══════════════════════════════════════════════════════
   CONTACT
   ══════════════════════════════════════════════════════ */
.contact-heading {
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 700;
  margin-bottom: 0.8rem;
  color: var(--text-100);
}

.contact-text {
  color: var(--text-300);
  font-weight: 300;
  margin-bottom: 2rem;
}

.contact-links { display: flex; flex-direction: column; gap: 0.8rem; }

.contact-link-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem 1.3rem;
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 10px;
  text-decoration: none;
  color: var(--text-300);
  font-size: 0.9rem;
  transition: var(--transition);
}

.contact-link-item:hover {
  border-color: var(--accent);
  color: var(--text-100);
  transform: translateX(8px);
}

.contact-icon {
  width: 40px;
  height: 40px;
  border-radius: 8px;
  background: var(--accent-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  flex-shrink: 0;
}

/* Form */
.custom-input {
  background: var(--card-bg) !important;
  border: 1px solid var(--border-color) !important;
  border-radius: 10px !important;
  color: var(--text-100) !important;
  font-family: var(--font-body);
  font-size: 0.9rem;
  padding: 0.9rem 1.2rem !important;
  transition: var(--transition);
}

.custom-input:focus {
  border-color: var(--accent) !important;
  box-shadow: 0 0 0 3px var(--accent-soft) !important;
}

.custom-input::placeholder { color: var(--text-400) !important; }

/* ══════════════════════════════════════════════════════
   FOOTER
   ══════════════════════════════════════════════════════ */
.site-footer {
  position: relative;
  z-index: 1;
  padding: 2.5rem 0;
  border-top: 1px solid var(--border-color);
  background: var(--navy-900);
}

.site-footer p {
  font-size: 0.82rem;
  color: var(--text-400);
  margin: 0;
}

.footer-socials {
  display: flex;
  justify-content: center;
  gap: 1rem;
}

.footer-socials a {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  border: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-400);
  text-decoration: none;
  transition: var(--transition);
}

.footer-socials a:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-soft);
}

/* ══════════════════════════════════════════════════════
   BACK TO TOP
   ══════════════════════════════════════════════════════ */
.btn-back-top {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--accent);
  color: #fff;
  border: none;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  transition: var(--transition);
  z-index: 999;
  box-shadow: 0 4px 20px var(--accent-glow);
}

.btn-back-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.btn-back-top:hover {
  background: var(--accent-light);
  transform: translateY(-3px);
}

/* ══════════════════════════════════════════════════════
   HERO CSS ANIMATIONS (instead of AOS for above-fold)
   ══════════════════════════════════════════════════════ */
.hero-anim {
  opacity: 0;
  transform: translateY(30px);
  animation: heroSlideUp 0.8s ease forwards;
}

.hero-anim-1 { animation-delay: 0.2s; }
.hero-anim-2 { animation-delay: 0.4s; }
.hero-anim-3 { animation-delay: 0.6s; }
.hero-anim-4 { animation-delay: 0.8s; }
.hero-anim-5 { animation-delay: 1.0s; }
.hero-anim-6 { animation-delay: 1.2s; }

@keyframes heroSlideUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ══════════════════════════════════════════════════════
   TECH TICKER
   ══════════════════════════════════════════════════════ */
.tech-ticker {
  position: relative;
  z-index: 1;
  background: var(--navy-900);
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
  overflow: hidden;
  padding: 1rem 0;
}

.ticker-track {
  display: flex;
  width: max-content;
  animation: ticker 30s linear infinite;
}

.ticker-content {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  padding-right: 1.5rem;
  white-space: nowrap;
}

.ticker-content span {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-300);
  letter-spacing: 1px;
  text-transform: uppercase;
}

.ticker-dot {
  color: var(--accent) !important;
  font-size: 0.5rem !important;
}

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

.tech-ticker:hover .ticker-track {
  animation-play-state: paused;
}

/* ══════════════════════════════════════════════════════
   RESPONSIVE
   ══════════════════════════════════════════════════════ */
@media (max-width: 991.98px) {
  .hero-socials { display: none !important; }
  .section-padding { padding: 5rem 0; }
  .hero-title { font-size: 2.8rem; }
}

@media (max-width: 767.98px) {
  .hero-badges { flex-direction: column; align-items: flex-start; }
  .hero-cta { flex-direction: column; }
  .hero-cta .btn { text-align: center; }
  .section-title { font-size: 2rem; }
  .timeline { padding-left: 2rem; }
  .timeline-dot { left: -2rem; }
  .scroll-indicator { display: none; }
  .navbar-collapse {
    background: rgba(6, 14, 26, 0.98);
    padding: 1rem;
    border-radius: 0 0 var(--radius) var(--radius);
    margin-top: 0.5rem;
  }
}

@media (max-width: 575.98px) {
  .section-padding { padding: 4rem 0; }
  .stat-card { padding: 1.3rem; }
  .stat-number { font-size: 2.2rem; }
}