/* ==========================================================================
   MUHAMAD SYAUQI - PORTFOLIO DESIGN SYSTEM
   Modern Dark Aesthetic | Glassmorphism | Tech Excellence
   ========================================================================== */

:root {
  /* Color Palette */
  --bg-primary: #070a12;
  --bg-secondary: #0c1220;
  --bg-tertiary: #131d31;
  --bg-card: rgba(16, 25, 44, 0.65);
  --bg-card-hover: rgba(23, 36, 62, 0.85);
  --border-subtle: rgba(255, 255, 255, 0.08);
  --border-glow: rgba(0, 210, 255, 0.25);
  
  /* Brand Accents */
  --accent-cyan: #00d2ff;
  --accent-cyan-glow: rgba(0, 210, 255, 0.35);
  --accent-violet: #8b5cf6;
  --accent-violet-glow: rgba(139, 92, 246, 0.35);
  --accent-emerald: #10b981;
  --accent-emerald-glow: rgba(16, 185, 129, 0.35);
  --accent-amber: #f59e0b;
  --accent-amber-glow: rgba(245, 158, 11, 0.35);
  
  /* Text Colors */
  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --text-highlight: #38bdf8;

  /* Typography */
  --font-main: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;

  /* Spacing & Radii */
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-full: 9999px;
  --nav-height: 76px;
  
  /* Shadows */
  --shadow-sm: 0 4px 6px -1px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 10px 25px -5px rgba(0, 0, 0, 0.4);
  --shadow-glow: 0 0 35px rgba(0, 210, 255, 0.15);
  --shadow-royal: 0 0 35px rgba(245, 158, 11, 0.2);
}

/* Light Theme Variables (Toggleable) */
[data-theme="light"] {
  --bg-primary: #f8fafc;
  --bg-secondary: #f1f5f9;
  --bg-tertiary: #e2e8f0;
  --bg-card: rgba(255, 255, 255, 0.85);
  --bg-card-hover: rgba(255, 255, 255, 0.98);
  --border-subtle: rgba(0, 0, 0, 0.08);
  --border-glow: rgba(0, 150, 214, 0.3);
  --text-primary: #0f172a;
  --text-secondary: #475569;
  --text-muted: #64748b;
  --text-highlight: #0284c7;
  --shadow-glow: 0 10px 30px rgba(0, 150, 214, 0.1);
}

/* Reset & Base Setup */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--nav-height) + 24px);
  color-scheme: dark;
}

body {
  font-family: var(--font-main);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  position: relative;
  transition: background-color 0.3s ease, color 0.3s ease;
  -webkit-font-smoothing: antialiased;
}

/* Background Ambient Orbs */
.ambient-bg {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}

.orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(120px);
  opacity: 0.35;
  will-change: transform;
}

.orb-1 {
  top: -10%;
  left: -5%;
  width: 550px;
  height: 550px;
  background: radial-gradient(circle, var(--accent-cyan), transparent 70%);
  animation: floatOrb 18s ease-in-out infinite alternate;
}

.orb-2 {
  top: 40%;
  right: -10%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, var(--accent-violet), transparent 70%);
  animation: floatOrb 22s ease-in-out infinite alternate-reverse;
}

.orb-3 {
  bottom: -10%;
  left: 20%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, #0ea5e9, transparent 70%);
  animation: floatOrb 26s ease-in-out infinite alternate;
}

/* Grid Pattern Overlay */
.grid-overlay {
  position: fixed;
  inset: 0;
  background-image: 
    linear-gradient(to right, rgba(255, 255, 255, 0.02) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
  background-size: 40px 40px;
  pointer-events: none;
  z-index: 0;
}

/* Layout Container */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  position: relative;
  z-index: 1;
}

/* Typography Utilities */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.25;
  color: var(--text-primary);
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--accent-cyan);
  padding: 6px 14px;
  background: rgba(0, 210, 255, 0.1);
  border: 1px solid rgba(0, 210, 255, 0.25);
  border-radius: var(--radius-full);
  margin-bottom: 16px;
}

.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 56px auto;
}

.section-title {
  font-size: 2.35rem;
  margin-bottom: 16px;
  background: linear-gradient(135deg, #ffffff 40%, #94a3b8 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

[data-theme="light"] .section-title {
  background: linear-gradient(135deg, #0f172a 40%, #475569 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.section-subtitle {
  color: var(--text-secondary);
  font-size: 1.05rem;
}

/* Glassmorphic Card Surface */
.glass-card {
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  position: relative;
  overflow: hidden;
}

.glass-card:hover {
  border-color: var(--border-glow);
  background: var(--bg-card-hover);
  transform: translateY(-4px);
  box-shadow: var(--shadow-glow);
}

/* ==========================================================================
   NAVIGATION BAR
   ========================================================================== */
.navbar {
  position: sticky;
  top: 0;
  width: 100%;
  height: var(--nav-height);
  background: rgba(7, 10, 18, 0.75);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--border-subtle);
  z-index: 100;
  display: flex;
  align-items: center;
  transition: all 0.3s ease;
}

[data-theme="light"] .navbar {
  background: rgba(248, 250, 252, 0.85);
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  font-weight: 800;
  font-size: 1.35rem;
  color: var(--text-primary);
  letter-spacing: -0.5px;
}

.logo-badge {
  width: 38px;
  height: 38px;
  background: linear-gradient(135deg, var(--accent-cyan), var(--accent-violet));
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-weight: 800;
  font-family: var(--font-mono);
  box-shadow: 0 0 15px var(--accent-cyan-glow);
}

.brand-text span {
  color: var(--accent-cyan);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
}

.nav-link {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 500;
  transition: color 0.2s ease, transform 0.2s ease;
  position: relative;
}

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

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: -6px;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--accent-cyan);
  border-radius: 2px;
  box-shadow: 0 0 8px var(--accent-cyan);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 14px;
}

.theme-toggle-btn {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  width: 40px;
  height: 40px;
  border-radius: 10px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.15rem;
  transition: all 0.2s ease;
}

.theme-toggle-btn:hover {
  background: rgba(255, 255, 255, 0.1);
  color: var(--text-primary);
  border-color: var(--border-glow);
}

.mobile-menu-btn {
  display: none;
  background: transparent;
  border: none;
  color: var(--text-primary);
  font-size: 1.5rem;
  cursor: pointer;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 12px 24px;
  border-radius: var(--radius-md);
  font-size: 0.95rem;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  border: 1px solid transparent;
}

.btn-primary {
  background: linear-gradient(135deg, #0284c7, #06b6d4);
  color: #ffffff;
  box-shadow: 0 4px 18px rgba(6, 182, 212, 0.35);
}

.btn-primary:hover {
  background: linear-gradient(135deg, #0369a1, #0891b2);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(6, 182, 212, 0.45);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.06);
  color: var(--text-primary);
  border: 1px solid var(--border-subtle);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: var(--border-glow);
  transform: translateY(-2px);
}

.btn-accent {
  background: linear-gradient(135deg, var(--accent-violet), #6366f1);
  color: #fff;
  box-shadow: 0 4px 18px rgba(139, 92, 246, 0.35);
}

.btn-accent:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(139, 92, 246, 0.5);
}

.btn-sm {
  padding: 8px 16px;
  font-size: 0.85rem;
}

/* ==========================================================================
   HERO SECTION
   ========================================================================== */
.hero-section {
  padding: 60px 0 90px 0;
  position: relative;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 48px;
  align-items: center;
}

.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 6px 14px;
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.3);
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 600;
  color: #34d399;
  margin-bottom: 22px;
}

.status-dot {
  width: 8px;
  height: 8px;
  background: #10b981;
  border-radius: 50%;
  box-shadow: 0 0 10px #10b981;
  animation: pulseDot 2s infinite;
}

.hero-name {
  font-size: 3.4rem;
  letter-spacing: -1px;
  margin-bottom: 12px;
  line-height: 1.1;
  background: linear-gradient(135deg, #ffffff 40%, #94a3b8 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

[data-theme="light"] .hero-name {
  background: linear-gradient(135deg, #0f172a 40%, #334155 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-role-wrapper {
  margin-bottom: 20px;
}

.hero-role {
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--accent-cyan);
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}

.role-divider {
  color: var(--text-muted);
}

.hero-bio {
  font-size: 1.1rem;
  color: var(--text-secondary);
  margin-bottom: 28px;
  max-width: 580px;
  line-height: 1.7;
}

.hero-bio strong {
  color: var(--text-primary);
  font-weight: 600;
}

/* Prestige Highlight Badges in Hero */
.prestige-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 32px;
}

.prestige-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  border-radius: var(--radius-md);
  font-size: 0.85rem;
  font-weight: 600;
  transition: transform 0.2s ease;
}

.badge-royal {
  background: rgba(245, 158, 11, 0.12);
  border: 1px solid rgba(245, 158, 11, 0.35);
  color: #fbbf24;
}

.badge-apm {
  background: rgba(59, 130, 246, 0.12);
  border: 1px solid rgba(59, 130, 246, 0.35);
  color: #60a5fa;
}

.badge-cloud {
  background: rgba(249, 115, 22, 0.12);
  border: 1px solid rgba(249, 115, 22, 0.35);
  color: #fb923c;
}

.prestige-badge:hover {
  transform: translateY(-2px);
}

.hero-cta-group {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 36px;
}

.hero-social-links {
  display: flex;
  align-items: center;
  gap: 16px;
  color: var(--text-muted);
  font-size: 0.9rem;
}

.social-icon-btn {
  width: 42px;
  height: 42px;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 1.15rem;
  transition: all 0.2s ease;
}

.social-icon-btn:hover {
  background: rgba(0, 210, 255, 0.15);
  color: var(--accent-cyan);
  border-color: var(--border-glow);
  transform: translateY(-3px);
}

/* Hero Visual / Right Column Card */
.hero-visual-card {
  position: relative;
}

.photo-terminal-stack {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.profile-card-inner {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 20px;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  position: relative;
  overflow: hidden;
}

.profile-img-wrap {
  position: relative;
  width: 110px;
  height: 125px;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 2px solid rgba(0, 210, 255, 0.4);
  flex-shrink: 0;
  box-shadow: 0 0 20px var(--accent-cyan-glow);
}

.profile-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
  transition: transform 0.4s ease;
}

.profile-card-inner:hover .profile-img {
  transform: scale(1.05);
}

.profile-info {
  flex: 1;
}

.profile-name-tag {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.profile-cred {
  font-size: 0.85rem;
  color: var(--accent-cyan);
  font-weight: 600;
  margin-bottom: 8px;
}

.profile-summary-mini {
  font-size: 0.82rem;
  color: var(--text-secondary);
  line-height: 1.4;
}

/* Interactive QA Test Terminal Widget */
.terminal-widget {
  background: #090e17;
  border: 1px solid rgba(0, 210, 255, 0.25);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5), 0 0 20px rgba(0, 210, 255, 0.1);
  font-family: var(--font-mono);
}

.terminal-header {
  background: #0d1522;
  padding: 12px 16px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--border-subtle);
}

.terminal-dots {
  display: flex;
  gap: 8px;
}

.t-dot {
  width: 11px;
  height: 11px;
  border-radius: 50%;
}

.t-dot-red { background: #ef4444; }
.t-dot-yellow { background: #f59e0b; }
.t-dot-green { background: #10b981; }

.terminal-title {
  font-size: 0.8rem;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 8px;
}

.terminal-badge {
  background: rgba(0, 210, 255, 0.15);
  color: var(--accent-cyan);
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 0.72rem;
  font-weight: 600;
}

.terminal-body {
  padding: 16px;
  min-height: 190px;
  font-size: 0.82rem;
  line-height: 1.65;
  color: #cbd5e1;
  overflow-y: auto;
  max-height: 240px;
}

.t-log-line {
  margin-bottom: 4px;
  display: flex;
  align-items: baseline;
  gap: 8px;
}

.t-prompt {
  color: var(--accent-cyan);
  user-select: none;
}

.t-pass {
  color: #34d399;
  font-weight: 600;
}

.t-info {
  color: #93c5fd;
}

.t-time {
  color: var(--text-muted);
  font-size: 0.75rem;
  margin-left: auto;
}

.terminal-footer {
  padding: 10px 16px;
  background: #0d1522;
  border-top: 1px solid var(--border-subtle);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.run-test-btn {
  background: linear-gradient(135deg, #10b981, #059669);
  color: #fff;
  border: none;
  border-radius: 6px;
  padding: 6px 14px;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 6px;
  transition: all 0.2s ease;
}

.run-test-btn:hover {
  background: #059669;
  box-shadow: 0 0 12px var(--accent-emerald-glow);
}

.terminal-status-text {
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* ==========================================================================
   METRICS SECTION
   ========================================================================== */
.metrics-section {
  padding: 30px 0 80px 0;
}

.metrics-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.metric-card {
  padding: 28px 24px;
  text-align: center;
  position: relative;
}

.metric-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--accent-cyan), var(--accent-violet));
  opacity: 0.7;
}

.metric-num {
  font-size: 2.8rem;
  font-weight: 800;
  font-family: var(--font-mono);
  letter-spacing: -1px;
  margin-bottom: 6px;
  background: linear-gradient(135deg, #ffffff, var(--accent-cyan));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

[data-theme="light"] .metric-num {
  background: linear-gradient(135deg, #0f172a, #0284c7);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.metric-label {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.metric-desc {
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* ==========================================================================
   THE DUAL ADVANTAGE (PHILOSOPHY / ABOUT)
   ========================================================================== */
.philosophy-section {
  padding: 80px 0;
}

.philosophy-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
  margin-top: 20px;
}

.philosophy-card {
  padding: 36px;
  position: relative;
}

.phil-icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.7rem;
  margin-bottom: 22px;
}

.icon-qa {
  background: rgba(0, 210, 255, 0.12);
  border: 1px solid rgba(0, 210, 255, 0.3);
  color: var(--accent-cyan);
}

.icon-dev {
  background: rgba(139, 92, 246, 0.12);
  border: 1px solid rgba(139, 92, 246, 0.3);
  color: var(--accent-violet);
}

.phil-title {
  font-size: 1.4rem;
  margin-bottom: 12px;
}

.phil-text {
  color: var(--text-secondary);
  font-size: 0.98rem;
  line-height: 1.7;
  margin-bottom: 20px;
}

.phil-points {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.phil-point-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 0.9rem;
  color: var(--text-primary);
}

.check-icon {
  color: #10b981;
  font-weight: bold;
  font-size: 1.05rem;
  margin-top: 1px;
}

/* ==========================================================================
   SKILLS & MATRIX SECTION
   ========================================================================== */
.skills-section {
  padding: 80px 0;
}

.skills-filter {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin-bottom: 40px;
  flex-wrap: wrap;
}

.filter-btn {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  padding: 10px 20px;
  border-radius: var(--radius-full);
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.25s ease;
}

.filter-btn:hover, .filter-btn.active {
  background: linear-gradient(135deg, rgba(0, 210, 255, 0.15), rgba(139, 92, 246, 0.15));
  border-color: var(--accent-cyan);
  color: var(--accent-cyan);
  box-shadow: 0 0 16px rgba(0, 210, 255, 0.2);
}

.skills-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.skill-category-card {
  padding: 30px;
}

.category-header {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 24px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border-subtle);
}

.category-icon {
  font-size: 1.5rem;
}

.category-title {
  font-size: 1.2rem;
}

.skill-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.skill-tag {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 7px 14px;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-primary);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: all 0.2s ease;
}

.skill-tag:hover {
  border-color: var(--accent-cyan);
  background: rgba(0, 210, 255, 0.08);
  transform: translateY(-2px);
}

.skill-tag.star {
  border-color: rgba(245, 158, 11, 0.35);
  background: rgba(245, 158, 11, 0.08);
  color: #fbbf24;
}

/* ==========================================================================
   FEATURED PROJECTS & CASE STUDIES
   ========================================================================== */
.projects-section {
  padding: 80px 0;
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.project-card {
  display: flex;
  flex-direction: column;
  height: 100%;
}

.project-badge-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 18px;
}

.project-type {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  padding: 4px 10px;
  border-radius: var(--radius-sm);
}

.type-qa {
  background: rgba(0, 210, 255, 0.12);
  color: var(--accent-cyan);
  border: 1px solid rgba(0, 210, 255, 0.3);
}

.type-dev {
  background: rgba(139, 92, 246, 0.12);
  color: var(--accent-violet);
  border: 1px solid rgba(139, 92, 246, 0.3);
}

.type-system {
  background: rgba(16, 185, 129, 0.12);
  color: var(--accent-emerald);
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.project-body {
  padding: 30px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.project-title {
  font-size: 1.3rem;
  margin-bottom: 12px;
  line-height: 1.35;
}

.project-desc {
  font-size: 0.92rem;
  color: var(--text-secondary);
  line-height: 1.65;
  margin-bottom: 20px;
  flex: 1;
}

.project-features {
  list-style: none;
  margin-bottom: 24px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.project-features li {
  font-size: 0.85rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 8px;
}

.project-features li::before {
  content: '▸';
  color: var(--accent-cyan);
}

.project-tech-stack {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: auto;
  padding-top: 16px;
  border-top: 1px solid var(--border-subtle);
}

.tech-pill {
  font-size: 0.75rem;
  font-family: var(--font-mono);
  background: rgba(255, 255, 255, 0.05);
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
}

/* ==========================================================================
   ACHIEVEMENTS & TROPHIES (ROYAL AWARD & APM)
   ========================================================================== */
.achievements-section {
  padding: 80px 0;
  position: relative;
}

.achievements-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.achievement-card {
  padding: 34px;
  border-radius: var(--radius-lg);
  position: relative;
  overflow: hidden;
  transition: all 0.3s ease;
}

.achievement-royal {
  background: linear-gradient(145deg, rgba(30, 24, 12, 0.85), rgba(18, 14, 8, 0.95));
  border: 1px solid rgba(245, 158, 11, 0.35);
  box-shadow: 0 10px 30px rgba(245, 158, 11, 0.1);
}

.achievement-royal:hover {
  border-color: #f59e0b;
  box-shadow: 0 15px 40px rgba(245, 158, 11, 0.25);
  transform: translateY(-5px);
}

.achievement-apm {
  background: linear-gradient(145deg, rgba(16, 25, 44, 0.85), rgba(10, 16, 30, 0.95));
  border: 1px solid rgba(59, 130, 246, 0.35);
  box-shadow: 0 10px 30px rgba(59, 130, 246, 0.1);
}

.achievement-apm:hover {
  border-color: #3b82f6;
  box-shadow: 0 15px 40px rgba(59, 130, 246, 0.25);
  transform: translateY(-5px);
}

.achievement-cloud {
  background: linear-gradient(145deg, rgba(35, 20, 15, 0.85), rgba(20, 12, 10, 0.95));
  border: 1px solid rgba(249, 115, 22, 0.35);
  box-shadow: 0 10px 30px rgba(249, 115, 22, 0.1);
}

.achievement-cloud:hover {
  border-color: #f97316;
  box-shadow: 0 15px 40px rgba(249, 115, 22, 0.25);
  transform: translateY(-5px);
}

.award-trophy-icon {
  font-size: 2.5rem;
  margin-bottom: 18px;
}

.award-title {
  font-size: 1.3rem;
  margin-bottom: 10px;
  line-height: 1.35;
}

.award-org {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--accent-cyan);
  margin-bottom: 12px;
}

.award-desc {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ==========================================================================
   EXPERIENCE & EDUCATION TIMELINE
   ========================================================================== */
.timeline-section {
  padding: 80px 0;
}

.timeline-tabs {
  display: flex;
  justify-content: center;
  gap: 16px;
  margin-bottom: 40px;
}

.tab-btn {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  padding: 10px 24px;
  border-radius: var(--radius-md);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
}

.tab-btn.active {
  background: var(--bg-tertiary);
  color: var(--accent-cyan);
  border-color: var(--accent-cyan);
}

.timeline-container {
  position: relative;
  max-width: 860px;
  margin: 0 auto;
  padding-left: 32px;
}

.timeline-container::before {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  left: 7px;
  width: 2px;
  background: linear-gradient(to bottom, var(--accent-cyan), var(--accent-violet), transparent);
}

.timeline-item {
  position: relative;
  margin-bottom: 48px;
}

.timeline-dot {
  position: absolute;
  left: -32px;
  top: 6px;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--bg-primary);
  border: 3px solid var(--accent-cyan);
  box-shadow: 0 0 10px var(--accent-cyan);
}

.timeline-card {
  padding: 28px;
}

.timeline-header-bar {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 12px;
  flex-wrap: wrap;
  gap: 8px;
}

.timeline-role {
  font-size: 1.25rem;
}

.timeline-company {
  color: var(--accent-cyan);
  font-weight: 600;
  font-size: 1rem;
}

.timeline-period {
  font-size: 0.85rem;
  font-family: var(--font-mono);
  background: rgba(255, 255, 255, 0.06);
  padding: 4px 12px;
  border-radius: var(--radius-full);
  color: var(--text-secondary);
}

.timeline-bullets {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 14px;
}

.timeline-bullets li {
  font-size: 0.92rem;
  color: var(--text-secondary);
  line-height: 1.6;
  position: relative;
  padding-left: 20px;
}

.timeline-bullets li::before {
  content: '•';
  color: var(--accent-cyan);
  position: absolute;
  left: 0;
  font-size: 1.2rem;
  line-height: 1;
}

.timeline-bullets li strong {
  color: var(--text-primary);
}

/* ==========================================================================
   CONTACT SECTION
   ========================================================================== */
.contact-section {
  padding: 80px 0 120px 0;
}

.contact-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 40px;
}

.contact-info-card {
  padding: 36px;
}

.contact-info-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-top: 24px;
}

.contact-item {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  transition: all 0.2s ease;
}

.contact-item:hover {
  border-color: var(--border-glow);
  background: rgba(255, 255, 255, 0.06);
}

.contact-item-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: rgba(0, 210, 255, 0.1);
  color: var(--accent-cyan);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
}

.contact-item-content {
  flex: 1;
  overflow: hidden;
}

.contact-item-label {
  font-size: 0.78rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.contact-item-val {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-primary);
  text-decoration: none;
  display: block;
  text-overflow: ellipsis;
  overflow: hidden;
  white-space: nowrap;
}

.copy-btn {
  background: transparent;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 6px;
  font-size: 1rem;
  transition: color 0.2s ease;
}

.copy-btn:hover {
  color: var(--accent-cyan);
}

/* Contact Form */
.contact-form-card {
  padding: 36px;
}

.form-group {
  margin-bottom: 20px;
}

.form-label {
  display: block;
  font-size: 0.88rem;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--text-primary);
}

.form-input, .form-textarea {
  width: 100%;
  padding: 14px 16px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-family: var(--font-main);
  font-size: 0.95rem;
  transition: all 0.2s ease;
}

.form-input:focus, .form-textarea:focus {
  outline: none;
  border-color: var(--accent-cyan);
  background: rgba(0, 210, 255, 0.03);
  box-shadow: 0 0 15px rgba(0, 210, 255, 0.15);
}

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

/* ==========================================================================
   FOOTER
   ========================================================================== */
.footer {
  border-top: 1px solid var(--border-subtle);
  padding: 40px 0;
  background: rgba(7, 10, 18, 0.9);
  font-size: 0.9rem;
  color: var(--text-muted);
}

.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 20px;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text-primary);
  font-weight: 700;
}

/* Toast Notification */
.toast-msg {
  position: fixed;
  bottom: 28px;
  right: 28px;
  background: #0f172a;
  border: 1px solid var(--accent-cyan);
  color: #fff;
  padding: 12px 20px;
  border-radius: var(--radius-md);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.5);
  font-size: 0.9rem;
  display: flex;
  align-items: center;
  gap: 10px;
  transform: translateY(100px);
  opacity: 0;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  z-index: 1000;
}

.toast-msg.show {
  transform: translateY(0);
  opacity: 1;
}

/* ==========================================================================
   RESPONSIVE DESIGN (TABLET & MOBILE)
   ========================================================================== */
@media (max-width: 992px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  
  .hero-name {
    font-size: 2.75rem;
  }

  .metrics-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .philosophy-grid {
    grid-template-columns: 1fr;
  }

  .skills-grid, .projects-grid, .achievements-grid {
    grid-template-columns: 1fr;
  }

  .contact-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .nav-links {
    position: fixed;
    top: var(--nav-height);
    left: 0;
    width: 100%;
    background: rgba(7, 10, 18, 0.98);
    backdrop-filter: blur(20px);
    flex-direction: column;
    padding: 30px;
    gap: 20px;
    border-bottom: 1px solid var(--border-subtle);
    transform: translateY(-150%);
    transition: transform 0.3s ease;
  }

  .nav-links.open {
    transform: translateY(0);
  }

  .mobile-menu-btn {
    display: block;
  }

  .hero-name {
    font-size: 2.2rem;
  }

  .section-title {
    font-size: 1.85rem;
  }

  .metrics-grid {
    grid-template-columns: 1fr;
  }
  
  .profile-card-inner {
    flex-direction: column;
    text-align: center;
  }
}