/* ==========================================================================
   HAMZA EL-SAYED HEKAL - PORTFOLIO DESIGN SYSTEM & MAIN STYLES
   Theme: Deep Oceanic Navy, Cyan Hydrographic Luminescence, Compass Gold
   ========================================================================== */

/* Google Fonts Import */
@import url('https://fonts.googleapis.com/css2?family=Cairo:wght@400;500;600;700;800;900&family=JetBrains+Mono:wght@400;500;600;700&family=Outfit:wght@300;400;500;600;700;800&display=swap');

/* CSS Variables */
:root {
  --bg-dark: #040914;
  --bg-surface: #081224;
  --bg-card: rgba(12, 26, 48, 0.75);
  --bg-glass: rgba(8, 20, 38, 0.65);
  --border-cyan: rgba(0, 242, 254, 0.22);
  --border-subtle: rgba(255, 255, 255, 0.08);

  --accent-cyan: #00f2fe;
  --accent-teal: #00dfa2;
  --accent-blue: #4facfe;
  --accent-gold: #f5af19;
  --accent-radar: #00e676;

  --text-main: #f0f6fc;
  --text-muted: #8b9eb7;
  --text-dim: #5c6f88;

  --font-ar: 'Cairo', sans-serif;
  --font-en: 'Outfit', sans-serif;
  --font-code: 'JetBrains Mono', monospace;

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 24px;
  --radius-full: 9999px;

  --shadow-glow: 0 0 30px rgba(0, 242, 254, 0.18);
  --shadow-card: 0 10px 30px rgba(0, 0, 0, 0.4);
  --transition-fast: 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-normal: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  overflow-x: hidden;
}

body {
  background-color: var(--bg-dark);
  color: var(--text-main);
  font-family: var(--font-ar);
  line-height: 1.6;
  overflow-x: hidden;
  position: relative;
  min-height: 100vh;
}

/* LTR override for English */
body[dir="ltr"] {
  font-family: var(--font-en);
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  cursor: pointer;
  border: none;
  background: none;
  font-family: inherit;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* Scrollbar */
::-webkit-scrollbar {
  width: 10px;
}
::-webkit-scrollbar-track {
  background: var(--bg-dark);
}
::-webkit-scrollbar-thumb {
  background: rgba(0, 242, 254, 0.3);
  border-radius: 5px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--accent-cyan);
}

/* Canvas Background */
#sonar-bg-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: 0;
  pointer-events: none;
  opacity: 0.85;
}

/* App Wrapper */
#app {
  position: relative;
  z-index: 1;
}

/* Container */
.container {
  width: 100%;
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 12px 26px;
  border-radius: var(--radius-full);
  font-weight: 600;
  font-size: 0.95rem;
  transition: var(--transition-normal);
  position: relative;
  overflow: hidden;
  z-index: 1;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent-cyan), var(--accent-blue));
  color: #040914;
  box-shadow: 0 4px 20px rgba(0, 242, 254, 0.35);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 30px rgba(0, 242, 254, 0.55);
}

.btn-secondary {
  background: rgba(12, 26, 48, 0.8);
  color: var(--accent-cyan);
  border: 1px solid var(--border-cyan);
  backdrop-filter: blur(10px);
}

.btn-secondary:hover {
  background: rgba(0, 242, 254, 0.12);
  border-color: var(--accent-cyan);
  transform: translateY(-3px);
  box-shadow: 0 4px 20px rgba(0, 242, 254, 0.2);
}

.btn-gold {
  background: linear-gradient(135deg, #f5af19, #e2b714);
  color: #040914;
  box-shadow: 0 4px 20px rgba(245, 175, 25, 0.35);
}

.btn-gold:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 30px rgba(245, 175, 25, 0.55);
}

/* Badges */
.badge-tech {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  border-radius: var(--radius-full);
  background: rgba(0, 242, 254, 0.08);
  border: 1px solid var(--border-cyan);
  color: var(--accent-cyan);
  font-size: 0.85rem;
  font-weight: 600;
}

/* Section Header Shared Styles */
.section {
  padding: 100px 0;
  position: relative;
}

@media (max-width: 768px) {
  .section {
    padding: 60px 0;
  }
}

.section-header {
  text-align: center;
  max-width: 750px;
  margin: 0 auto 60px auto;
}

.section-header .section-tag {
  color: var(--accent-gold);
  font-family: var(--font-code);
  font-size: 0.85rem;
  letter-spacing: 1px;
  margin-bottom: 8px;
  display: block;
}

.section-header h2 {
  font-size: 2.3rem;
  font-weight: 800;
  background: linear-gradient(135deg, #ffffff 30%, var(--accent-cyan));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 14px;
}

.section-header p {
  color: var(--text-muted);
  font-size: 1.05rem;
}

/* ==========================================================================
   HEADER & NAVBAR
   ========================================================================== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 80px;
  z-index: 1000;
  transition: var(--transition-normal);
}

.navbar.scrolled {
  height: 70px;
  background: rgba(4, 9, 20, 0.85);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-cyan);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

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

.brand-logo {
  display: flex;
  align-items: center;
  gap: 12px;
}

.logo-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: linear-gradient(135deg, rgba(0, 242, 254, 0.2), rgba(0, 223, 162, 0.2));
  border: 1px solid var(--accent-cyan);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-cyan);
  font-weight: 800;
  font-size: 1.3rem;
  box-shadow: var(--shadow-glow);
}

.brand-info {
  display: flex;
  flex-direction: column;
}

.brand-name {
  font-weight: 800;
  font-size: 1.15rem;
  color: #ffffff;
  line-height: 1.2;
}

.brand-title {
  font-size: 0.75rem;
  color: var(--accent-cyan);
  font-family: var(--font-code);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
  list-style: none;
}

.nav-links a {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-muted);
  transition: var(--transition-fast);
  position: relative;
  padding: 4px 0;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--accent-cyan);
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent-cyan);
  transition: var(--transition-fast);
  border-radius: 2px;
}

.nav-links a:hover::after,
.nav-links a.active::after {
  width: 100%;
}

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

.lang-btn {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  border-radius: var(--radius-full);
  background: rgba(0, 242, 254, 0.08);
  border: 1px solid var(--border-cyan);
  color: var(--accent-cyan);
  font-weight: 700;
  font-size: 0.85rem;
  transition: var(--transition-fast);
}

.lang-btn:hover {
  background: rgba(0, 242, 254, 0.2);
  transform: scale(1.05);
}

.mobile-toggle {
  display: none;
  font-size: 1.5rem;
  color: var(--text-main);
  background: none;
  border: none;
}

@media (max-width: 992px) {
  .nav-links {
    display: none;
  }
  .mobile-toggle {
    display: block;
  }
}

/* Mobile Menu Drawer */
.mobile-menu {
  position: fixed;
  top: 0;
  right: -100%;
  width: 300px;
  height: 100vh;
  background: rgba(8, 18, 36, 0.96);
  backdrop-filter: blur(20px);
  border-left: 1px solid var(--border-cyan);
  z-index: 2000;
  padding: 80px 30px 40px 30px;
  transition: right 0.4s ease;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

body[dir="ltr"] .mobile-menu {
  right: auto;
  left: -100%;
  border-left: none;
  border-right: 1px solid var(--border-cyan);
  transition: left 0.4s ease;
}

.mobile-menu.open {
  right: 0;
}

body[dir="ltr"] .mobile-menu.open {
  left: 0;
}

.mobile-menu-close {
  position: absolute;
  top: 24px;
  left: 24px;
  font-size: 1.6rem;
  color: var(--accent-cyan);
}

body[dir="ltr"] .mobile-menu-close {
  left: auto;
  right: 24px;
}

.mobile-nav-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.mobile-nav-list a {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-main);
}

/* ==========================================================================
   HERO SECTION
   ========================================================================== */
.hero-section {
  min-height: 100vh;
  padding-top: 130px;
  padding-bottom: 60px;
  display: flex;
  align-items: center;
  position: relative;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 50px;
  align-items: center;
}

@media (max-width: 992px) {
  .hero-grid {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 40px;
  }
}

.hero-content {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

@media (max-width: 992px) {
  .hero-content {
    align-items: center;
  }
}

.hero-title-group h1 {
  font-size: 3.2rem;
  font-weight: 900;
  line-height: 1.15;
  color: #ffffff;
  margin-top: 10px;
  margin-bottom: 12px;
}

@media (max-width: 768px) {
  .hero-title-group h1 {
    font-size: 2.3rem;
  }
}

.hero-subtitle {
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--accent-cyan);
}

.hero-description {
  font-size: 1.1rem;
  color: var(--text-muted);
  line-height: 1.7;
  max-width: 620px;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-top: 10px;
}

@media (max-width: 992px) {
  .hero-actions {
    justify-content: center;
  }
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 30px;
  padding-top: 25px;
  border-top: 1px solid var(--border-subtle);
}

@media (max-width: 576px) {
  .hero-stats {
    grid-template-columns: 1fr;
    gap: 16px;
  }
}

.stat-card {
  display: flex;
  flex-direction: column;
}

.stat-value {
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--accent-cyan);
  font-family: var(--font-code);
}

.stat-label {
  font-size: 0.85rem;
  color: var(--text-muted);
  font-weight: 500;
}

/* ==========================================================================
   ABOUT SECTION
   ========================================================================== */
.about-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 40px;
  align-items: center;
}

@media (max-width: 992px) {
  .about-grid {
    grid-template-columns: 1fr;
  }
}

.about-card-main {
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  border: 1px solid var(--border-cyan);
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: var(--shadow-card);
}

.about-card-main p {
  font-size: 1.1rem;
  color: var(--text-main);
  line-height: 1.8;
  margin-bottom: 24px;
}

.about-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.about-pill {
  padding: 8px 18px;
  border-radius: var(--radius-full);
  background: rgba(0, 242, 254, 0.06);
  border: 1px solid var(--border-cyan);
  color: var(--accent-cyan);
  font-size: 0.9rem;
  font-weight: 600;
}

.about-info-stack {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.info-box {
  background: var(--bg-card);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 20px;
  display: flex;
  align-items: center;
  gap: 18px;
  transition: var(--transition-fast);
}

.info-box:hover {
  border-color: var(--border-cyan);
  transform: translateY(-2px);
}

.info-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: rgba(0, 242, 254, 0.1);
  color: var(--accent-cyan);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
}

.info-meta h4 {
  font-size: 0.85rem;
  color: var(--text-muted);
  font-weight: 500;
}

.info-meta p {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-main);
}

/* ==========================================================================
   SKILLS SECTION
   ========================================================================== */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 30px;
}

@media (max-width: 992px) {
  .skills-grid {
    grid-template-columns: 1fr;
  }
}

.skill-category-card {
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 30px;
  transition: var(--transition-normal);
}

.skill-category-card:hover {
  border-color: var(--border-cyan);
  box-shadow: var(--shadow-glow);
}

.category-title {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--accent-cyan);
  margin-bottom: 24px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border-subtle);
}

.skill-items {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.skill-item {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.skill-item-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.skill-name {
  font-weight: 700;
  font-size: 1.05rem;
  color: #ffffff;
}

.skill-desc {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.5;
}

/* ==========================================================================
   EXPERIENCE SECTION
   ========================================================================== */
.experience-timeline {
  position: relative;
  max-width: 900px;
  margin: 0 auto;
  padding: 20px 0;
}

.experience-timeline::before {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  right: 28px;
  width: 2px;
  background: linear-gradient(180deg, var(--accent-cyan), var(--accent-teal), transparent);
}

body[dir="ltr"] .experience-timeline::before {
  right: auto;
  left: 28px;
}

.timeline-card {
  position: relative;
  padding-right: 70px;
  margin-bottom: 30px;
}

body[dir="ltr"] .timeline-card {
  padding-right: 0;
  padding-left: 70px;
}

.timeline-dot {
  position: absolute;
  top: 24px;
  right: 18px;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: #040914;
  border: 3px solid var(--accent-cyan);
  box-shadow: 0 0 15px var(--accent-cyan);
  z-index: 2;
}

body[dir="ltr"] .timeline-dot {
  right: auto;
  left: 18px;
}

.timeline-content {
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  border: 1px solid var(--border-cyan);
  border-radius: var(--radius-lg);
  padding: 34px;
  box-shadow: var(--shadow-card);
}

.timeline-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 20px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border-subtle);
}

.timeline-role {
  font-size: 1.35rem;
  font-weight: 800;
  color: #ffffff;
}

.timeline-period {
  font-family: var(--font-code);
  color: var(--accent-gold);
  font-size: 0.9rem;
  background: rgba(245, 175, 25, 0.1);
  padding: 4px 14px;
  border-radius: var(--radius-full);
}

.exp-points-list {
  display: flex;
  flex-direction: column;
  gap: 18px;
  list-style: none;
}

.exp-point-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
}

.exp-point-icon {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  background: rgba(0, 242, 254, 0.1);
  color: var(--accent-cyan);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  flex-shrink: 0;
  margin-top: 2px;
}

.exp-point-text h4 {
  font-size: 1.05rem;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 4px;
}

.exp-point-text p {
  font-size: 0.92rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* ==========================================================================
   EDUCATION & TRAINING SECTION
   ========================================================================== */
.edu-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 30px;
}

@media (max-width: 768px) {
  .edu-grid {
    grid-template-columns: 1fr;
  }
}

.edu-card {
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 34px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  transition: var(--transition-normal);
}

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

.edu-icon-badge {
  width: 54px;
  height: 54px;
  border-radius: 14px;
  background: linear-gradient(135deg, rgba(0, 242, 254, 0.15), rgba(0, 223, 162, 0.15));
  border: 1px solid var(--accent-cyan);
  color: var(--accent-cyan);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
}

.edu-card h3 {
  font-size: 1.25rem;
  font-weight: 800;
  color: #ffffff;
  line-height: 1.3;
}

.edu-inst {
  font-weight: 600;
  color: var(--accent-gold);
  font-size: 0.95rem;
}

.edu-card p {
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.6;
}

/* ==========================================================================
   TECHNOLOGY SHOWCASE SECTION
   ========================================================================== */
.tech-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 26px;
}

@media (max-width: 992px) {
  .tech-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 576px) {
  .tech-grid {
    grid-template-columns: 1fr;
  }
}

.tech-card {
  background: var(--bg-card);
  backdrop-filter: blur(14px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 26px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  transition: var(--transition-normal);
  position: relative;
  overflow: hidden;
}

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

.tech-card:hover {
  border-color: var(--border-cyan);
  transform: translateY(-5px);
  box-shadow: var(--shadow-glow);
}

.tech-card:hover::before {
  opacity: 1;
}

.tech-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.tech-icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: rgba(0, 242, 254, 0.1);
  color: var(--accent-cyan);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
}

.tech-tag {
  font-family: var(--font-code);
  font-size: 0.75rem;
  color: var(--accent-gold);
  background: rgba(245, 175, 25, 0.1);
  padding: 3px 10px;
  border-radius: var(--radius-full);
}

.tech-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  color: #ffffff;
}

.tech-card p {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* ==========================================================================
   SIMULATOR SECTION
   ========================================================================== */
.simulator-wrapper {
  background: var(--bg-card);
  backdrop-filter: blur(20px);
  border: 1px solid var(--border-cyan);
  border-radius: var(--radius-lg);
  padding: 30px;
  box-shadow: var(--shadow-card);
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 30px;
}

@media (max-width: 992px) {
  .simulator-wrapper {
    grid-template-columns: 1fr;
  }
}

.sim-canvas-container {
  position: relative;
  width: 100%;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--border-cyan);
  box-shadow: inset 0 0 20px rgba(0, 0, 0, 0.8);
}

.sim-instructions {
  position: absolute;
  top: 14px;
  left: 14px;
  right: 14px;
  padding: 8px 14px;
  background: rgba(7, 21, 41, 0.85);
  backdrop-filter: blur(8px);
  border-radius: 8px;
  color: var(--accent-cyan);
  font-size: 0.82rem;
  pointer-events: none;
  z-index: 10;
}

#sim-canvas {
  width: 100%;
  height: 340px;
  display: block;
  cursor: crosshair;
}

.sim-telemetry-panel {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 20px;
}

.sim-metrics-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.sim-metric-card {
  background: rgba(4, 9, 20, 0.6);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

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

.sim-metric-card .val {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--accent-cyan);
  font-family: var(--font-code);
}

.sim-controls {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

/* ==========================================================================
   CV HUB & QR CODE SECTION
   ========================================================================== */
.cv-hub-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 30px;
}

@media (max-width: 768px) {
  .cv-hub-grid {
    grid-template-columns: 1fr;
  }
}

.hub-card {
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  border: 1px solid var(--border-cyan);
  border-radius: var(--radius-lg);
  padding: 34px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 20px;
  box-shadow: var(--shadow-card);
}

.qr-box {
  width: 180px;
  height: 180px;
  border-radius: 16px;
  overflow: hidden;
  padding: 10px;
  background: rgba(7, 21, 41, 0.9);
  border: 2px solid var(--accent-cyan);
  box-shadow: var(--shadow-glow);
}

.qr-toast {
  font-size: 0.85rem;
  color: var(--accent-teal);
  font-weight: 600;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.qr-toast.show {
  opacity: 1;
}

.doc-icon-large {
  width: 90px;
  height: 90px;
  border-radius: 20px;
  background: linear-gradient(135deg, rgba(245, 175, 25, 0.2), rgba(0, 242, 254, 0.2));
  border: 2px solid var(--accent-gold);
  color: var(--accent-gold);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.8rem;
  box-shadow: 0 0 25px rgba(245, 175, 25, 0.25);
}

/* ==========================================================================
   CONTACT SECTION
   ========================================================================== */
.contact-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 40px;
}

@media (max-width: 992px) {
  .contact-grid {
    grid-template-columns: 1fr;
  }
}

.contact-info-card {
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  border: 1px solid var(--border-cyan);
  border-radius: var(--radius-lg);
  padding: 34px;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.contact-detail-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
}

.contact-detail-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: rgba(0, 242, 254, 0.1);
  color: var(--accent-cyan);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
}

.contact-detail-meta h4 {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.contact-detail-meta p,
.contact-detail-meta a {
  font-size: 1.05rem;
  font-weight: 700;
  color: #ffffff;
}

.contact-form-card {
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 34px;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-group label {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-main);
}

.form-control {
  width: 100%;
  padding: 14px 18px;
  border-radius: var(--radius-md);
  background: rgba(4, 9, 20, 0.7);
  border: 1px solid var(--border-subtle);
  color: #ffffff;
  font-family: inherit;
  font-size: 0.95rem;
  transition: var(--transition-fast);
}

.form-control:focus {
  outline: none;
  border-color: var(--accent-cyan);
  box-shadow: 0 0 15px rgba(0, 242, 254, 0.2);
}

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

/* ==========================================================================
   FOOTER
   ========================================================================== */
.footer {
  padding: 40px 0;
  border-top: 1px solid var(--border-subtle);
  background: #02050c;
  position: relative;
  z-index: 10;
}

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

.footer-meta p {
  font-size: 0.9rem;
  color: var(--text-muted);
}

.back-to-top {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--accent-cyan);
  font-weight: 600;
  font-size: 0.9rem;
}

/* ==========================================================================
   CV PREVIEW MODAL
   ========================================================================== */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(4, 9, 20, 0.85);
  backdrop-filter: blur(12px);
  z-index: 3000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.modal-backdrop.open {
  opacity: 1;
  pointer-events: auto;
}

.modal-box {
  background: var(--bg-surface);
  border: 1px solid var(--border-cyan);
  border-radius: var(--radius-lg);
  max-width: 750px;
  width: 100%;
  max-height: 85vh;
  overflow-y: auto;
  padding: 34px;
  position: relative;
  box-shadow: var(--shadow-card);
}

.modal-close {
  position: absolute;
  top: 20px;
  left: 20px;
  font-size: 1.5rem;
  color: var(--accent-cyan);
}

body[dir="ltr"] .modal-close {
  left: auto;
  right: 20px;
}

.modal-header h3 {
  font-size: 1.5rem;
  font-weight: 800;
  color: #ffffff;
  margin-bottom: 16px;
}

.modal-body-content {
  color: var(--text-main);
  line-height: 1.7;
  font-size: 0.95rem;
}