/*
=====================================================================
*   David Betancourt — Senior Cloud Architect & AI Engineer Portfolio
*   2026 High-Impact Redesign
=====================================================================
*/

/* ------------------------------------------------------------------ */
/* 0. CSS Custom Properties (Design Tokens)
/* ------------------------------------------------------------------ */

:root {
  --bg-primary:    #060913;
  --bg-secondary:  #0c1222;
  --bg-card:       #121a30;
  --bg-card-hover: #17223e;
  --bg-glass:      rgba(12, 18, 34, 0.78);
  --accent:        #00f2fe;
  --accent-2:      #4facfe;
  --accent-3:      #8a2be2;
  --accent-glow:   rgba(0, 242, 254, 0.22);
  --accent-2-glow: rgba(79, 172, 254, 0.22);
  --text-primary:  #f8fafc;
  --text-muted:    #94a3b8;
  --text-dim:      #475569;
  --border:        rgba(0, 242, 254, 0.15);
  --border-hover:  rgba(0, 242, 254, 0.45);
  --shadow-card:   0 8px 32px rgba(0, 0, 0, 0.55);
  --shadow-glow:   0 0 40px rgba(0, 242, 254, 0.18);
  --radius-card:   16px;
  --radius-pill:   50px;
  --transition:    all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  --font-head:     'Outfit', 'Inter', sans-serif;
  --font-body:     'Inter', sans-serif;
  --font-mono:     'Fira Code', monospace;
}

/* ------------------------------------------------------------------ */
/* 1. Global Reset & Base
/* ------------------------------------------------------------------ */

*, *::before, *::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  background: var(--bg-primary) !important;
  color: var(--text-primary);
  font-family: var(--font-body);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Scroll-reveal state */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.65s ease, transform 0.65s ease;
  animation: reveal-fallback 0s 1.5s forwards;
}
@keyframes reveal-fallback {
  to { opacity: 1; transform: translateY(0); }
}
.reveal.visible {
  opacity: 1 !important;
  transform: translateY(0) !important;
  animation: none !important;
}

/* ------------------------------------------------------------------ */
/* 2. Navigation Bar — Glassmorphism & Brand Logo
/* ------------------------------------------------------------------ */

#nav-wrap {
  background: rgba(6, 9, 19, 0.4) !important;
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid transparent;
  transition: var(--transition);
  font-family: var(--font-head) !important;
  position: fixed;
  top: 0; left: 0; width: 100%;
  z-index: 1000;
}

#nav-wrap.opaque {
  background: rgba(6, 9, 19, 0.92) !important;
  border-bottom-color: var(--border) !important;
  box-shadow: 0 4px 32px rgba(0, 0, 0, 0.5);
}

.nav-container {
  max-width: 1140px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 24px;
}

.nav-brand {
  font-family: var(--font-head);
  font-size: 16px;
  font-weight: 700;
  color: var(--text-primary);
  text-decoration: none !important;
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.brand-badge {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: var(--bg-primary);
  font-weight: 800;
  font-size: 12px;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 16px var(--accent-glow);
}

ul#nav {
  display: flex;
  align-items: center;
  gap: 4px;
  list-style: none;
  margin: 0;
  padding: 0;
}

ul#nav li a {
  color: rgba(248, 250, 252, 0.75) !important;
  font-family: var(--font-head) !important;
  font-size: 12px !important;
  font-weight: 600 !important;
  letter-spacing: 1.5px !important;
  text-transform: uppercase;
  padding: 14px 14px !important;
  transition: color 0.25s ease !important;
  text-decoration: none !important;
  display: inline-block;
  position: relative;
}

ul#nav li a::after {
  content: '';
  position: absolute;
  bottom: 6px;
  left: 14px;
  right: 14px;
  height: 2px;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  border-radius: 2px;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

ul#nav li a:hover,
ul#nav li.current a {
  color: var(--text-primary) !important;
}

ul#nav li a:hover::after,
ul#nav li.current a::after {
  transform: scaleX(1);
}

ul#nav li.current a {
  color: var(--accent) !important;
}

/* ------------------------------------------------------------------ */
/* 3. Hero Header — Stats, Badges & CTAs
/* ------------------------------------------------------------------ */

header {
  background-image:
    linear-gradient(135deg, rgba(6,9,19,0.94) 0%, rgba(6,9,19,0.7) 60%, rgba(12,18,34,0.92) 100%),
    url(../images/black-and-white-cup-hand-mug.jpg) !important;
  background-size: cover !important;
  background-position: center !important;
  position: relative;
  overflow: hidden;
  min-height: 100vh !important;
  display: flex !important;
  flex-direction: column !important;
  justify-content: center !important;
  align-items: center !important;
  padding: 120px 20px 80px 20px !important;
}

/* Ambient Floating Orbs */
header::before {
  content: '';
  position: absolute;
  top: -150px; left: -150px;
  width: 650px; height: 650px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0, 242, 254, 0.08) 0%, transparent 70%);
  pointer-events: none;
}

header::after {
  content: '';
  position: absolute;
  bottom: -200px; right: -200px;
  width: 700px; height: 700px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(79, 172, 254, 0.08) 0%, transparent 70%);
  pointer-events: none;
}

header .banner {
  position: relative;
  z-index: 1;
  width: 100% !important;
  max-width: 960px !important;
  margin: 0 auto !important;
  text-align: center !alignment;
}

/* Availability Badge */
.availability-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 18px;
  border-radius: var(--radius-pill);
  background: rgba(0, 242, 254, 0.08);
  border: 1px solid var(--border);
  font-family: var(--font-head);
  font-size: 13px;
  font-weight: 600;
  color: var(--accent);
  margin-bottom: 24px;
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #10b981;
  box-shadow: 0 0 12px #10b981;
  animation: pulse-dot 2s infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: 0.5; transform: scale(1.3); }
}

/* Main Name Headline */
header .banner-text h1 {
  font-family: var(--font-head) !important;
  font-size: clamp(48px, 8vw, 84px) !important;
  font-weight: 800 !important;
  letter-spacing: -3px !important;
  color: transparent !important;
  background: linear-gradient(135deg, #ffffff 0%, var(--accent) 55%, var(--accent-2) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  margin-bottom: 16px !important;
}

/* Hero Subtitle */
.hero-subtitle {
  font-family: var(--font-body) !important;
  font-size: clamp(17px, 2.5vw, 21px) !important;
  line-height: 1.8em !important;
  color: rgba(248, 250, 252, 0.8) !important;
  max-width: 780px !important;
  margin: 0 auto 28px auto !important;
}

.hero-subtitle span {
  color: var(--accent) !important;
  font-weight: 600;
}

/* Specialization Chips */
.specialization-chips {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
  margin-bottom: 36px;
}

.specialization-chips .chip {
  background: rgba(18, 26, 48, 0.8);
  border: 1px solid var(--border);
  padding: 8px 16px;
  border-radius: var(--radius-pill);
  font-family: var(--font-head);
  font-size: 13px;
  font-weight: 600;
  color: var(--text-primary);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: var(--transition);
}

.specialization-chips .chip i {
  color: var(--accent);
}

.specialization-chips .chip:hover {
  border-color: var(--border-hover);
  box-shadow: 0 0 16px var(--accent-glow);
  transform: translateY(-2px);
}

/* Hero Stats Bar */
.hero-stats-bar {
  background: rgba(18, 26, 48, 0.75);
  backdrop-filter: blur(16px);
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  padding: 24px 32px;
  display: flex;
  justify-content: space-around;
  align-items: center;
  max-width: 760px;
  margin: 0 auto 40px auto;
  box-shadow: var(--shadow-card);
}

.hero-stats-bar .stat-item {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.hero-stats-bar .stat-number {
  font-family: var(--font-head);
  font-size: 32px;
  font-weight: 800;
  color: var(--accent);
  letter-spacing: -1px;
}

.hero-stats-bar .stat-label {
  font-family: var(--font-body);
  font-size: 12px;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-top: 4px;
}

.hero-stats-bar .stat-divider {
  width: 1px;
  height: 40px;
  background: var(--border);
}

/* CTA Group Buttons */
.hero-cta-group {
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

.btn {
  font-family: var(--font-head) !important;
  font-size: 13px !important;
  font-weight: 700 !important;
  letter-spacing: 1.5px !important;
  text-transform: uppercase;
  padding: 14px 28px !important;
  border-radius: var(--radius-pill) !important;
  transition: var(--transition) !important;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none !important;
  cursor: pointer;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-2)) !important;
  color: var(--bg-primary) !important;
  box-shadow: 0 0 24px var(--accent-glow);
}

.btn-primary:hover {
  box-shadow: 0 0 40px var(--accent-glow);
  transform: translateY(-3px);
}

.btn-secondary {
  background: var(--bg-card) !important;
  border: 1px solid var(--border) !important;
  color: var(--text-primary) !important;
}

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

.btn-outline {
  background: transparent !important;
  border: 1px solid var(--border) !important;
  color: var(--accent) !important;
}

.btn-outline:hover {
  background: rgba(0, 242, 254, 0.1) !important;
  border-color: var(--accent) !important;
  transform: translateY(-3px);
}

/* Scroll Down Button */
.scrolldown {
  position: absolute !important;
  bottom: 24px !important;
  left: 50% !important;
  transform: translateX(-50%) !important;
  margin: 0 !important;
  z-index: 10;
}

.scrolldown a {
  color: var(--accent) !important;
  font-size: 36px !important;
  animation: bounce 2.5s ease-in-out infinite;
  text-decoration: none !important;
}

@keyframes bounce {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(10px); }
}

/* ------------------------------------------------------------------ */
/* 4. About & Core Pillars Section
/* ------------------------------------------------------------------ */

#about {
  background: var(--bg-secondary) !important;
  padding-top: 100px !important;
  padding-bottom: 90px !important;
  position: relative;
}

#about::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent), var(--accent-2), transparent);
}

#about .profile-pic {
  width: 170px !important;
  height: 170px !important;
  border-radius: 50% !important;
  object-fit: cover;
  border: 3px solid var(--accent) !important;
  box-shadow: 0 0 0 6px rgba(0, 242, 254, 0.12), var(--shadow-glow);
  display: block;
  margin: 0 auto 16px auto;
  transition: var(--transition);
}

#about .profile-pic:hover {
  transform: scale(1.05);
}

.profile-location {
  text-align: center;
  font-family: var(--font-head);
  font-size: 13px;
  color: var(--accent);
  font-weight: 600;
}

#about h2 {
  font-family: var(--font-head) !important;
  font-size: 32px !important;
  font-weight: 800 !important;
  color: var(--text-primary) !important;
  margin-bottom: 16px !important;
  position: relative;
}

#about h2::after {
  content: '';
  display: block;
  width: 48px;
  height: 3px;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  border-radius: 3px;
  margin-top: 10px;
}

.about-lead {
  color: var(--text-muted) !important;
  font-size: 17px !important;
  line-height: 1.8em !important;
}

blockquote.quote {
  border-left: 3px solid var(--accent) !important;
  padding: 16px 24px !important;
  margin: 28px 0 36px 0 !important;
  background: rgba(0, 242, 254, 0.04) !important;
  border-radius: 0 12px 12px 0 !important;
}

blockquote.quote p {
  font-family: var(--font-body) !important;
  font-style: italic !important;
  color: var(--text-primary) !important;
  font-size: 16px !important;
  margin-bottom: 6px !important;
}

blockquote.quote cite {
  font-family: var(--font-head) !important;
  font-size: 13px !important;
  color: var(--accent) !important;
  font-weight: 600 !important;
  font-style: normal !important;
}

.pillars-heading {
  font-family: var(--font-head);
  font-size: 18px;
  font-weight: 700;
  color: var(--text-primary);
  margin: 36px 0 20px 0;
  display: flex;
  align-items: center;
  gap: 10px;
}

.pillars-heading i {
  color: var(--accent);
}

.pillars-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
}

.pillar-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  padding: 24px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.pillar-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  opacity: 0.6;
  transition: opacity 0.3s ease;
}

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

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

.pillar-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: rgba(0, 242, 254, 0.1);
  border: 1px solid var(--border);
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  margin-bottom: 16px;
}

.pillar-card h4 {
  font-family: var(--font-head);
  font-size: 16px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 10px;
}

.pillar-card p {
  font-family: var(--font-body);
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.7em;
  margin-bottom: 0 !important;
}

/* ------------------------------------------------------------------ */
/* 5. Certifications & Credentials Gallery Section
/* ------------------------------------------------------------------ */

#resume {
  background: var(--bg-primary) !important;
  padding-top: 100px !important;
  padding-bottom: 90px !important;
}

#resume h1 {
  font-family: var(--font-head) !important;
  font-size: 12px !important;
  font-weight: 700 !important;
  letter-spacing: 3px !important;
  text-transform: uppercase;
  color: var(--accent) !important;
}

.section-badge-count {
  font-family: var(--font-head);
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 4px;
}

.certifications-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 20px;
}

.cert-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  padding: 24px;
  display: flex;
  gap: 16px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.cert-card.featured {
  border-left: 4px solid var(--accent);
  background: linear-gradient(135deg, rgba(18, 26, 48, 0.95), rgba(12, 18, 34, 0.95));
  box-shadow: 0 4px 24px rgba(0, 242, 254, 0.08);
}

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

.cert-badge-icon {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: rgba(0, 242, 254, 0.12);
  border: 1px solid var(--border);
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  flex-shrink: 0;
}

.cert-card.featured .cert-badge-icon {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: var(--bg-primary);
}

.cert-content h3 {
  font-family: var(--font-head) !important;
  font-size: 15px !important;
  font-weight: 700 !important;
  color: var(--text-primary) !important;
  margin-bottom: 6px !important;
  line-height: 1.4em !important;
}

.cert-issuer {
  font-family: var(--font-head);
  font-size: 13px;
  color: var(--accent-2);
  margin-bottom: 4px;
}

.cert-card .info {
  font-family: var(--font-body) !important;
  font-size: 12px !important;
  color: var(--text-muted) !important;
  margin-bottom: 6px !important;
}

.cert-card code {
  font-family: var(--font-mono);
  color: var(--accent);
  background: rgba(0, 242, 254, 0.1);
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 11px;
}

.cert-card .date {
  font-family: var(--font-head) !important;
  font-size: 11px !important;
  color: var(--text-dim) !important;
  font-weight: 600;
  text-transform: uppercase;
}

/* Education Card */
.education-card {
  border-left: 4px solid var(--accent-2);
  width: 100%;
}

/* ------------------------------------------------------------------ */
/* 6. Grouped Tech Spectrum & Skills Section
/* ------------------------------------------------------------------ */

#skills {
  background: var(--bg-secondary) !important;
  padding-top: 100px !important;
  padding-bottom: 90px !important;
  position: relative;
}

#skills::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
}

#skills h1 {
  font-family: var(--font-head) !important;
  font-size: 12px !important;
  font-weight: 700 !important;
  letter-spacing: 3px !important;
  text-transform: uppercase;
  color: var(--accent) !important;
}

.tech-domain-group {
  margin-bottom: 32px;
}

.domain-title {
  font-family: var(--font-head);
  font-size: 16px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.domain-title i {
  color: var(--accent);
}

.skill-chips-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.skill-pill {
  background: var(--bg-card);
  border: 1px solid var(--border);
  padding: 10px 18px;
  border-radius: var(--radius-pill);
  display: inline-flex;
  align-items: center;
  gap: 12px;
  transition: var(--transition);
}

.skill-pill.highlight {
  border-color: rgba(0, 242, 254, 0.4);
  background: linear-gradient(135deg, rgba(18, 26, 48, 0.9), rgba(0, 242, 254, 0.08));
}

.skill-pill .pill-name {
  font-family: var(--font-head);
  font-size: 13px;
  font-weight: 600;
  color: var(--text-primary);
}

.skill-pill .pill-badge {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  color: var(--accent);
  background: rgba(0, 242, 254, 0.12);
  padding: 2px 8px;
  border-radius: 10px;
}

.skill-pill:hover {
  border-color: var(--accent);
  box-shadow: 0 0 20px var(--accent-glow);
  transform: translateY(-2px);
}

/* ------------------------------------------------------------------ */
/* 7. Works / Portfolio Section — Modern CSS Grid
/* ------------------------------------------------------------------ */

#testimonials {
  background: var(--bg-primary) !important;
  position: relative;
  min-height: auto !important;
  padding-top: 100px !important;
  padding-bottom: 90px !important;
}

#testimonials h1 {
  font-family: var(--font-head) !important;
  font-size: 12px !important;
  letter-spacing: 3px !important;
  color: var(--accent) !important;
  font-weight: 700 !important;
  text-transform: uppercase !important;
}

#testimonials h2 {
  font-family: var(--font-head) !important;
  font-size: 32px !important;
  font-weight: 800 !important;
  color: var(--text-primary) !important;
  margin-bottom: 32px !important;
}

#portfolio-wrapper {
  display: grid !important;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)) !important;
  gap: 24px !important;
  width: 100% !important;
}

#portfolio-wrapper .portfolio-item {
  width: 100% !important;
  margin: 0 !important;
}

.portfolio-item .item-wrap {
  background: var(--bg-card) !important;
  border: 1px solid var(--border) !important;
  border-radius: var(--radius-card) !important;
  overflow: hidden !important;
  transition: var(--transition) !important;
  position: relative !important;
  aspect-ratio: 4 / 3;
}

.portfolio-item .item-wrap a {
  display: block !important;
  width: 100% !important;
  height: 100% !important;
}

.portfolio-item .item-wrap img {
  width: 100% !important;
  height: 100% !important;
  object-fit: cover !important;
  transition: transform 0.5s ease !important;
}

.portfolio-item .item-wrap .overlay {
  position: absolute !important;
  inset: 0 !important;
  background: linear-gradient(
    to top,
    rgba(6, 9, 19, 0.95) 0%,
    rgba(6, 9, 19, 0.6) 60%,
    transparent 100%
  ) !important;
  opacity: 0 !important;
  transition: opacity 0.35s ease !important;
  display: flex !important;
  flex-direction: column !important;
  justify-content: flex-end !important;
  padding: 20px !important;
}

.portfolio-item .portfolio-item-meta h5 {
  font-family: var(--font-head) !important;
  font-size: 16px !important;
  font-weight: 700 !important;
  color: var(--text-primary) !important;
  margin: 0 0 4px 0 !important;
}

.portfolio-item .portfolio-item-meta p {
  font-family: var(--font-head) !important;
  font-size: 11px !important;
  color: var(--accent) !important;
  font-weight: 600 !important;
  letter-spacing: 0.5px !important;
  text-transform: uppercase !important;
  margin: 0 !important;
}

.portfolio-item .link-icon {
  position: absolute !important;
  top: 40% !important;
  left: 50% !important;
  transform: translate(-50%, -50%) scale(0.8) !important;
  width: 44px !important;
  height: 44px !important;
  background: rgba(0, 242, 254, 0.2) !important;
  border-radius: 50% !important;
  border: 1px solid var(--accent) !important;
  color: var(--accent) !important;
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  font-size: 18px !important;
  opacity: 0 !important;
  transition: all 0.3s ease !important;
}

.portfolio-item:hover .overlay {
  opacity: 1 !important;
}

.portfolio-item:hover .link-icon {
  opacity: 1 !important;
  transform: translate(-50%, -50%) scale(1) !important;
}

.portfolio-item:hover img {
  transform: scale(1.06) !important;
}

.portfolio-item .item-wrap:hover {
  transform: translateY(-6px) !important;
  border-color: var(--border-hover) !important;
  box-shadow: var(--shadow-card), var(--shadow-glow) !important;
}

/* Popup Modal */
.popup-modal {
  background: var(--bg-card) !important;
  border: 1px solid var(--border);
  border-radius: var(--radius-card) !important;
  overflow: hidden;
  box-shadow: var(--shadow-card), 0 0 60px rgba(0,0,0,0.8);
}

.popup-modal .description-box h4 {
  font-family: var(--font-head) !important;
  color: var(--text-primary) !important;
  font-size: 18px !important;
  font-weight: 700 !important;
}

.popup-modal .description-box p {
  color: var(--text-muted) !important;
  font-family: var(--font-body) !important;
}

.popup-modal .description-box .categories {
  color: var(--accent) !important;
  font-family: var(--font-head) !important;
  font-size: 11px !important;
  letter-spacing: 2px !important;
}

.popup-modal .link-box {
  background: var(--bg-secondary) !important;
  border-top: 1px solid var(--border);
  display: flex;
  gap: 16px;
  align-items: center;
}

.popup-modal .link-box a {
  font-family: var(--font-head) !important;
  color: var(--accent) !important;
  font-size: 11px !important;
  letter-spacing: 2px !important;
  text-decoration: none !important;
}

.popup-modal a.popup-modal-dismiss {
  color: var(--text-dim) !important;
}

/* ------------------------------------------------------------------ */
/* 8. Contact Section & Social Links
/* ------------------------------------------------------------------ */

#contact {
  background: var(--bg-secondary) !important;
  padding-top: 100px !important;
  padding-bottom: 100px !important;
  position: relative;
}

#contact::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
}

#contact h1 {
  font-family: var(--font-head) !important;
  font-size: 12px !important;
  font-weight: 700 !important;
  letter-spacing: 3px !important;
  text-transform: uppercase;
  color: var(--accent) !important;
}

#contact h2 {
  font-family: var(--font-head) !important;
  font-size: 32px !important;
  font-weight: 800 !important;
  color: var(--text-primary) !important;
  margin-bottom: 12px !important;
}

#contact .contact-lead {
  color: var(--text-muted) !important;
  font-size: 16px !important;
  line-height: 1.8em !important;
  margin-bottom: 32px !important;
}

.contact-card-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 36px;
}

.contact-info-pill {
  background: var(--bg-card);
  border: 1px solid var(--border);
  padding: 14px 24px;
  border-radius: var(--radius-pill);
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-head);
  font-size: 14px;
  font-weight: 600;
  color: var(--text-primary);
}

.contact-info-pill i {
  color: var(--accent);
  font-size: 16px;
}

.contact-info-pill a {
  color: var(--accent);
  text-decoration: none !important;
}

/* Social links buttons */
#contact .social-links {
  display: flex !important;
  gap: 16px !important;
  flex-wrap: wrap !important;
  margin: 0 !important;
  padding: 0 !important;
  list-style: none !important;
}

#contact .social-links li {
  margin: 0 !important;
}

#contact .social-links li a {
  display: inline-flex !important;
  align-items: center !important;
  justify-content: center !important;
  width: 56px !important;
  height: 56px !important;
  border-radius: 50% !important;
  border: 1px solid var(--border) !important;
  background: var(--bg-card) !important;
  color: var(--text-muted) !important;
  font-size: 20px !important;
  transition: var(--transition) !important;
  text-decoration: none !important;
}

#contact .social-links li a:hover {
  color: var(--accent) !important;
  border-color: var(--accent) !important;
  background: rgba(0, 242, 254, 0.08) !important;
  box-shadow: 0 0 24px var(--accent-glow) !important;
  transform: translateY(-4px) !important;
}

/* ------------------------------------------------------------------ */
/* 9. Footer
/* ------------------------------------------------------------------ */

footer {
  background: var(--bg-primary) !important;
  border-top: 1px solid var(--border);
  padding: 40px 0 !important;
  color: var(--text-dim) !important;
  font-family: var(--font-head) !important;
  font-size: 13px !important;
}

footer .copyright li {
  color: var(--text-dim) !important;
  display: inline-block;
  margin: 0 10px;
}

footer a, footer a:visited {
  color: var(--text-muted) !important;
}
footer a:hover {
  color: var(--accent) !important;
}

/* Back to top button */
#go-top a {
  background: var(--bg-card) !important;
  border: 1px solid var(--border) !important;
  color: var(--accent) !important;
  box-shadow: 0 0 16px var(--accent-glow);
  transition: var(--transition) !important;
  width: 44px; height: 44px;
  line-height: 44px;
  border-radius: 50%;
  display: inline-block;
  text-align: center;
}

#go-top a:hover {
  background: var(--accent) !important;
  color: var(--bg-primary) !important;
  box-shadow: 0 0 30px var(--accent-glow);
}

/* ------------------------------------------------------------------ */
/* 10. Responsive Adjustments
/* ------------------------------------------------------------------ */

@media (max-width: 768px) {
  .hero-stats-bar {
    flex-direction: column;
    gap: 20px;
    padding: 20px;
  }

  .hero-stats-bar .stat-divider {
    width: 60%;
    height: 1px;
  }

  .nav-container {
    padding: 0 16px;
  }

  .nav-brand {
    font-size: 14px;
  }

  #about .profile-pic {
    width: 130px !important;
    height: 130px !important;
  }

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

/* ------------------------------------------------------------------ */
/* 11. Custom Scrollbar & Selection
/* ------------------------------------------------------------------ */

::-webkit-scrollbar {
  width: 6px;
}
::-webkit-scrollbar-track {
  background: var(--bg-primary);
}
::-webkit-scrollbar-thumb {
  background: var(--accent);
  border-radius: 3px;
}

::selection {
  background: var(--accent);
  color: var(--bg-primary);
}