/* =============================================================
   Huda Ayman — Cybersecurity & SOC Portfolio Stylesheet
   Sophisticated dark-navy security aesthetic.
   Clean typography, precision layout, and subtle glow accents.
   ============================================================= */

/* ---------- Design Tokens --------------------------------------- */
:root {
  /* Color Palette: Deep Security Navy & Slate */
  --bg: #070a0f;
  --bg-secondary: #0c1017;
  --surface: #101622;
  --surface-hover: #151e2e;
  --surface-card: rgba(16, 22, 34, 0.75);
  --surface-glass: rgba(12, 16, 23, 0.85);

  --line: rgba(148, 163, 184, 0.12);
  --line-strong: rgba(56, 189, 248, 0.28);
  --line-subtle: rgba(255, 255, 255, 0.05);

  /* Accents: Precision Cyan, Security Green & Sky */
  --accent-cyan: #06b6d4;
  --accent-teal: #10b981;
  --accent-sky: #38bdf8;
  --accent-glow: rgba(6, 182, 212, 0.16);
  --accent-glow-subtle: rgba(6, 182, 212, 0.06);

  /* Typography Colors */
  --text: #f8fafc;
  --text-dim: #94a3b8;
  --text-mute: #64748b;
  --text-bright: #ffffff;

  /* Font Families */
  --font-sans: "Outfit", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;

  /* Layout & Sizing */
  --max-width: 1240px;
  --gutter: clamp(1.5rem, 4vw, 3rem);
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;

  /* Transitions */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --transition-fast: 0.2s var(--ease-out);
  --transition-normal: 0.3s var(--ease-out);
}

/* ---------- Global Reset & Base --------------------------------- */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  -webkit-tap-highlight-color: transparent;
}

html {
  font-size: 62.5%; /* 1rem = 10px */
  scroll-behavior: smooth;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  background-color: var(--bg);
  background-image: radial-gradient(circle at 50% 0%, #0e1524 0%, var(--bg) 60%);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 1.6rem;
  line-height: 1.65;
  font-weight: 400;
  overflow-x: hidden;
  min-height: 100vh;
  position: relative;
}

img,
svg {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast), opacity var(--transition-fast), border-color var(--transition-fast);
}

button {
  font: inherit;
  cursor: pointer;
  background: transparent;
  border: none;
  color: inherit;
}

ul, ol {
  list-style: none;
}

/* Accessible focus rings */
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible,
[tabindex]:focus-visible {
  outline: 2px solid var(--accent-cyan);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

::selection {
  background: rgba(6, 182, 212, 0.28);
  color: var(--text-bright);
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 9px;
  height: 9px;
}
::-webkit-scrollbar-track {
  background: var(--bg);
}
::-webkit-scrollbar-thumb {
  background: rgba(148, 163, 184, 0.2);
  border-radius: var(--radius-sm);
}
::-webkit-scrollbar-thumb:hover {
  background: rgba(6, 182, 212, 0.4);
}

/* Ambient Radial Glows */
.bg-radial-glow {
  position: fixed;
  border-radius: 50%;
  filter: blur(120px);
  z-index: -1;
  pointer-events: none;
}

.bg-glow-1 {
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(6, 182, 212, 0.08) 0%, transparent 70%);
  top: -100px;
  right: -50px;
}

.bg-glow-2 {
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(14, 165, 233, 0.05) 0%, transparent 70%);
  bottom: 10%;
  left: -150px;
}

.no-js-banner {
  background: #f59e0b;
  color: #000;
  text-align: center;
  padding: 1rem;
  font-size: 1.4rem;
  font-weight: 600;
}

/* ---------- Typography & Common Layout --------------------------- */
.section {
  padding: clamp(6rem, 10vw, 11rem) 0;
  border-top: 1px solid var(--line);
  position: relative;
}

.section-inner {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

.section-header {
  margin-bottom: clamp(3.5rem, 6vw, 5.5rem);
}

.section-tag {
  font-family: var(--font-mono);
  font-size: 1.25rem;
  letter-spacing: 0.08em;
  color: var(--accent-cyan);
  text-transform: uppercase;
  display: inline-block;
  margin-bottom: 1.2rem;
  font-weight: 500;
}

.section-title {
  font-size: clamp(2.8rem, 4.5vw, 4.4rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--text-bright);
  max-width: 24ch;
}

.section-lede {
  font-size: clamp(1.55rem, 1.5vw, 1.75rem);
  line-height: 1.6;
  color: var(--text-dim);
  max-width: 64ch;
  margin-top: 1.2rem;
}

/* Status Pill & Pulse Dot */
.pulse-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent-teal);
  box-shadow: 0 0 8px var(--accent-teal);
  display: inline-block;
  animation: pulse-ring 2s infinite ease-in-out;
}

@keyframes pulse-ring {
  0% { transform: scale(0.95); opacity: 0.8; }
  50% { transform: scale(1.2); opacity: 1; box-shadow: 0 0 12px var(--accent-teal); }
  100% { transform: scale(0.95); opacity: 0.8; }
}

/* ---------- Header & Navbar ------------------------------------- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(7, 10, 15, 0.82);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
  padding: 1.4rem 0;
  transition: background var(--transition-normal), border-color var(--transition-normal);
}

.nav {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--gutter);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 1.2rem;
  text-decoration: none;
}

.nav-mark {
  font-family: var(--font-mono);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--text-bright);
  background: var(--surface);
  border: 1px solid var(--line-strong);
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  letter-spacing: 0.05em;
  box-shadow: 0 0 12px var(--accent-glow-subtle);
}

.nav-brand-text {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.nav-name {
  font-size: 1.45rem;
  font-weight: 600;
  color: var(--text-bright);
  letter-spacing: -0.01em;
}

.nav-status-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-mono);
  font-size: 1.05rem;
  color: var(--text-dim);
  letter-spacing: 0.03em;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: 2.2rem;
}

.nav-list a {
  font-size: 1.4rem;
  font-weight: 500;
  color: var(--text-dim);
  padding: 0.6rem 0.2rem;
  position: relative;
  transition: color var(--transition-fast);
}

.nav-list a:hover {
  color: var(--text-bright);
}

.nav-list a.is-active {
  color: var(--accent-cyan);
}

.nav-list a.is-active::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -0.4rem;
  height: 2px;
  background: var(--accent-cyan);
  box-shadow: 0 0 8px var(--accent-cyan);
  border-radius: 1px;
}

.nav-right {
  display: flex;
  align-items: center;
  gap: 1.4rem;
}

.nav-toggle {
  display: none;
  width: 38px;
  height: 38px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--surface);
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  padding: 0;
}

.nav-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--text);
  transition: transform var(--transition-normal), opacity var(--transition-fast);
}

.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Mobile Menu Drawer */
.mobile-menu {
  position: fixed;
  inset: 0;
  z-index: 90;
  background: rgba(7, 10, 15, 0.96);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  display: flex;
  flex-direction: column;
  padding: 8rem var(--gutter) 4rem;
  opacity: 0;
  pointer-events: none;
  transform: translateY(-10px);
  transition: opacity var(--transition-normal), transform var(--transition-normal);
}

.mobile-menu.is-open {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.mobile-menu-inner {
  display: flex;
  flex-direction: column;
  height: 100%;
  justify-content: space-between;
}

.mobile-badge {
  font-family: var(--font-mono);
  font-size: 1.15rem;
  color: var(--accent-cyan);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.mobile-menu-links {
  display: flex;
  flex-direction: column;
  gap: 1.6rem;
  margin-top: 2rem;
}

.mobile-menu-links a {
  font-size: 2.2rem;
  font-weight: 600;
  color: var(--text);
  padding: 0.6rem 0;
  border-bottom: 1px solid var(--line);
  display: block;
}

.mobile-menu-links a:hover,
.mobile-menu-links a.is-active {
  color: var(--accent-cyan);
  padding-left: 0.8rem;
}

.mobile-role-text {
  font-family: var(--font-mono);
  font-size: 1.25rem;
  color: var(--text-dim);
  margin-bottom: 1.2rem;
}

.mobile-social-row {
  display: flex;
  gap: 1.6rem;
}

.mobile-social-row a {
  font-size: 1.4rem;
  color: var(--accent-cyan);
}

body.menu-open {
  overflow: hidden;
}

/* ---------- Buttons & UI Controls ------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.8rem;
  font-size: 1.45rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  padding: 1.1rem 2.2rem;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  transition: background var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
  cursor: pointer;
  white-space: nowrap;
}

.btn-primary {
  background: var(--accent-cyan);
  color: #04080e;
  border-color: var(--accent-cyan);
  box-shadow: 0 0 18px rgba(6, 182, 212, 0.25);
}

.btn-primary:hover {
  background: #22d3ee;
  border-color: #22d3ee;
  transform: translateY(-2px);
  box-shadow: 0 4px 22px rgba(6, 182, 212, 0.4);
}

.btn-secondary {
  background: var(--surface);
  color: var(--text);
  border-color: var(--line);
}

.btn-secondary:hover {
  background: var(--surface-hover);
  border-color: var(--line-strong);
  color: var(--text-bright);
  transform: translateY(-2px);
}

.btn-sm {
  padding: 0.7rem 1.4rem;
  font-size: 1.3rem;
}

.btn-nav-cta {
  background: rgba(6, 182, 212, 0.1);
  color: var(--accent-cyan);
  border-color: rgba(6, 182, 212, 0.3);
}

.btn-nav-cta:hover {
  background: var(--accent-cyan);
  color: #04080e;
}

/* ---------- Hero Section ----------------------------------------- */
.hero {
  padding: clamp(11rem, 16vw, 17rem) 0 clamp(6rem, 9vw, 9rem);
  position: relative;
}

.hero-inner {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--gutter);
  display: grid;
  grid-template-columns: 1.25fr 0.95fr;
  gap: clamp(3rem, 6vw, 6rem);
  align-items: center;
}

.hero-content {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.terminal-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.8rem;
  background: rgba(16, 22, 34, 0.8);
  border: 1px solid var(--line);
  padding: 0.6rem 1.4rem;
  border-radius: 9999px;
  font-family: var(--font-mono);
  font-size: 1.2rem;
  color: var(--text-dim);
  letter-spacing: 0.05em;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.4);
}

.hero-name {
  font-size: clamp(4.8rem, 7.5vw, 8.2rem);
  font-weight: 700;
  line-height: 0.96;
  letter-spacing: -0.035em;
  color: var(--text-bright);
}

.hero-role {
  font-family: var(--font-mono);
  font-size: clamp(1.45rem, 1.6vw, 1.8rem);
  color: var(--accent-sky);
  font-weight: 500;
  letter-spacing: 0.01em;
  display: flex;
  align-items: center;
  gap: 0.8rem;
  flex-wrap: wrap;
}

.role-sep {
  color: var(--text-mute);
}

.hero-statement {
  font-size: clamp(1.65rem, 1.8vw, 1.95rem);
  line-height: 1.55;
  color: var(--text-dim);
  max-width: 52ch;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 1.4rem;
  flex-wrap: wrap;
  margin-top: 0.8rem;
}

.hero-social-wrap {
  display: flex;
  align-items: center;
  gap: 1.4rem;
  flex-wrap: wrap;
  margin-top: 1.4rem;
  padding-top: 1.8rem;
  border-top: 1px solid var(--line);
}

.social-label {
  font-family: var(--font-mono);
  font-size: 1.2rem;
  color: var(--text-mute);
  letter-spacing: 0.04em;
}

.hero-social {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.social-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  background: var(--surface);
  border: 1px solid var(--line);
  padding: 0.6rem 1.2rem;
  border-radius: var(--radius-sm);
  font-size: 1.3rem;
  font-weight: 500;
  color: var(--text-dim);
  transition: all var(--transition-fast);
}

.social-pill:hover {
  background: var(--surface-hover);
  border-color: var(--line-strong);
  color: var(--text-bright);
  transform: translateY(-1px);
}

/* Hero Portrait Technical Container */
.hero-visual {
  display: flex;
  justify-content: flex-end;
  width: 100%;
}

.portrait-card {
  max-width: 440px;
  width: 100%;
  background: var(--surface-card);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 20px 40px -15px rgba(0, 0, 0, 0.7), 0 0 20px var(--accent-glow-subtle);
  position: relative;
  transition: border-color var(--transition-normal), box-shadow var(--transition-normal);
}

.portrait-card:hover {
  border-color: var(--line-strong);
  box-shadow: 0 25px 50px -15px rgba(0, 0, 0, 0.8), 0 0 30px var(--accent-glow);
}

.portrait-header-bar {
  background: rgba(12, 16, 23, 0.95);
  border-bottom: 1px solid var(--line);
  padding: 0.9rem 1.4rem;
  display: flex;
  align-items: center;
  gap: 0.8rem;
}

.portrait-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent-cyan);
  box-shadow: 0 0 6px var(--accent-cyan);
}

.portrait-terminal-text {
  font-family: var(--font-mono);
  font-size: 1.15rem;
  color: var(--text-dim);
  letter-spacing: 0.06em;
}

.portrait-frame {
  width: 100%;
  aspect-ratio: 1 / 1;
  position: relative;
  background: #090d14;
  overflow: hidden;
}

.portrait-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 20%;
  display: block;
}

.portrait-fallback {
  display: none;
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1.2rem;
  padding: 2.5rem;
  text-align: center;
  background: radial-gradient(circle at 50% 40%, #131d2e 0%, #080c14 80%);
}

.fallback-monogram {
  font-family: var(--font-mono);
  font-size: 4.8rem;
  font-weight: 700;
  color: var(--accent-cyan);
  width: 84px;
  height: 84px;
  border-radius: var(--radius-md);
  background: rgba(6, 182, 212, 0.08);
  border: 1px solid rgba(6, 182, 212, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  letter-spacing: 0.05em;
  box-shadow: 0 0 25px rgba(6, 182, 212, 0.15);
}

.fallback-name {
  font-size: 1.85rem;
  font-weight: 600;
  color: var(--text-bright);
  display: block;
}

.fallback-spec {
  font-family: var(--font-mono);
  font-size: 1.2rem;
  color: var(--text-dim);
  display: block;
  margin-top: 0.3rem;
}

.fallback-tags {
  display: flex;
  gap: 0.8rem;
  flex-wrap: wrap;
  justify-content: center;
  margin-top: 0.6rem;
}

.fallback-tags span {
  font-family: var(--font-mono);
  font-size: 1.1rem;
  background: var(--surface);
  border: 1px solid var(--line);
  color: var(--accent-teal);
  padding: 0.3rem 0.8rem;
  border-radius: var(--radius-sm);
}

.portrait-footer-info {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  background: rgba(12, 16, 23, 0.95);
  border-top: 1px solid var(--line);
  padding: 1.2rem 1.4rem;
  gap: 1rem;
}

.portrait-info-item {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.info-label {
  font-family: var(--font-mono);
  font-size: 1.05rem;
  color: var(--text-mute);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.info-value {
  font-size: 1.25rem;
  font-weight: 500;
  color: var(--text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* Animations helper */
[data-anim] {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.6s var(--ease-out), transform 0.6s var(--ease-out);
}

[data-anim].is-in {
  opacity: 1;
  transform: none;
}

/* ---------- Meta / Status Strip ---------------------------------- */
.meta-strip {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--bg-secondary);
}

.meta-strip-inner {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--gutter);
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}

.meta-block {
  padding: 2.8rem 2.2rem;
  border-right: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.meta-block:first-child { padding-left: 0; }
.meta-block:last-child { border-right: 0; padding-right: 0; }

.meta-label {
  font-family: var(--font-mono);
  font-size: 1.15rem;
  color: var(--accent-cyan);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  font-weight: 600;
}

.meta-value {
  font-size: 1.55rem;
  font-weight: 600;
  color: var(--text-bright);
  line-height: 1.35;
}

.meta-sub {
  font-size: 1.3rem;
  color: var(--text-mute);
}

/* ---------- About Section ---------------------------------------- */
.about-grid {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: clamp(3rem, 6vw, 6rem);
  align-items: start;
  margin-bottom: 4.5rem;
}

.about-lead-statement {
  font-size: clamp(2rem, 2.5vw, 2.7rem);
  font-weight: 500;
  line-height: 1.35;
  color: var(--text-bright);
  letter-spacing: -0.01em;
}

.about-pill-row {
  display: flex;
  gap: 0.8rem;
  flex-wrap: wrap;
  margin-top: 2rem;
}

.chip-item {
  font-family: var(--font-mono);
  font-size: 1.2rem;
  background: var(--surface);
  border: 1px solid var(--line);
  color: var(--text-dim);
  padding: 0.5rem 1rem;
  border-radius: var(--radius-sm);
}

.about-body {
  display: flex;
  flex-direction: column;
  gap: 1.6rem;
}

.about-body p {
  font-size: 1.6rem;
  line-height: 1.7;
  color: var(--text-dim);
}

/* About Core Pillars */
.pillars-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  margin-top: 2rem;
  padding-top: 3.5rem;
  border-top: 1px solid var(--line);
}

.pillar-card {
  background: var(--surface-card);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  padding: 2.4rem;
  transition: all var(--transition-fast);
}

.pillar-card:hover {
  border-color: var(--line-strong);
  transform: translateY(-3px);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.4);
}

.pillar-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  background: rgba(6, 182, 212, 0.08);
  border: 1px solid rgba(6, 182, 212, 0.25);
  color: var(--accent-cyan);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.6rem;
}

.pillar-title {
  font-size: 1.75rem;
  font-weight: 600;
  color: var(--text-bright);
  margin-bottom: 0.8rem;
  line-height: 1.25;
}

.pillar-desc {
  font-size: 1.45rem;
  color: var(--text-dim);
  line-height: 1.55;
}

/* ---------- Education Section ------------------------------------ */
.education-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2.4rem;
}

.edu-card {
  background: var(--surface-card);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 3.2rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 2rem;
  transition: all var(--transition-fast);
}

.edu-card:hover {
  border-color: var(--line-strong);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.5), 0 0 15px var(--accent-glow-subtle);
}

.edu-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 1rem;
  flex-wrap: wrap;
}

.edu-badge {
  font-family: var(--font-mono);
  font-size: 1.15rem;
  background: rgba(6, 182, 212, 0.1);
  border: 1px solid rgba(6, 182, 212, 0.3);
  color: var(--accent-cyan);
  padding: 0.4rem 1rem;
  border-radius: var(--radius-sm);
  font-weight: 500;
}

.edu-period {
  font-family: var(--font-mono);
  font-size: 1.25rem;
  color: var(--text-mute);
}

.edu-degree {
  font-size: 2.2rem;
  font-weight: 700;
  color: var(--text-bright);
  line-height: 1.2;
  margin-top: 1rem;
}

.edu-institution {
  font-size: 1.6rem;
  font-weight: 500;
  color: var(--text);
  margin-top: 0.4rem;
}

.edu-faculty {
  font-size: 1.45rem;
  color: var(--text-dim);
  margin-top: 0.2rem;
}

.edu-list-title {
  font-family: var(--font-mono);
  font-size: 1.2rem;
  color: var(--text-mute);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 1rem;
}

.edu-checklist {
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
}

.edu-checklist li {
  font-size: 1.45rem;
  color: var(--text-dim);
  line-height: 1.5;
  position: relative;
  padding-left: 1.8rem;
}

.edu-checklist li::before {
  content: "▹";
  position: absolute;
  left: 0;
  color: var(--accent-cyan);
}

.edu-focus-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
}

.edu-focus-chips span {
  font-family: var(--font-mono);
  font-size: 1.25rem;
  background: var(--surface);
  border: 1px solid var(--line);
  color: var(--text);
  padding: 0.5rem 1.1rem;
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
}

.edu-focus-chips span:hover {
  border-color: var(--accent-cyan);
  color: var(--accent-cyan);
}

/* ---------- Skills Section --------------------------------------- */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
}

.skill-category-card {
  background: var(--surface-card);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  padding: 2.4rem;
  display: flex;
  flex-direction: column;
  gap: 1.6rem;
  transition: all var(--transition-fast);
}

.skill-category-card:hover {
  border-color: var(--line-strong);
  transform: translateY(-2px);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.4);
}

.skill-cat-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.skill-cat-icon {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-sm);
  background: rgba(6, 182, 212, 0.08);
  border: 1px solid rgba(6, 182, 212, 0.2);
  color: var(--accent-cyan);
  display: flex;
  align-items: center;
  justify-content: center;
}

.skill-cat-tag {
  font-family: var(--font-mono);
  font-size: 1.1rem;
  color: var(--text-mute);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.skill-cat-title {
  font-size: 1.7rem;
  font-weight: 600;
  color: var(--text-bright);
  line-height: 1.25;
}

.skill-items-container {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
}

.skill-chip {
  font-size: 1.35rem;
  background: var(--surface);
  border: 1px solid var(--line);
  color: var(--text-dim);
  padding: 0.45rem 0.9rem;
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
}

.skill-chip:hover {
  color: var(--text-bright);
  border-color: var(--accent-cyan);
  background: rgba(6, 182, 212, 0.08);
}

/* ---------- Experience / Training Section ------------------------ */
.exp-container {
  display: flex;
  flex-direction: column;
}

.exp-main-card {
  background: var(--surface-card);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: clamp(2.5rem, 5vw, 4rem);
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.5);
}

.exp-header-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 1.5rem;
  flex-wrap: wrap;
  padding-bottom: 2.4rem;
  border-bottom: 1px solid var(--line);
}

.exp-role-title {
  font-size: clamp(2.4rem, 3.5vw, 3.4rem);
  font-weight: 700;
  color: var(--text-bright);
  line-height: 1.15;
  letter-spacing: -0.015em;
}

.exp-org-name {
  font-family: var(--font-mono);
  font-size: 1.45rem;
  color: var(--accent-sky);
  margin-top: 0.4rem;
}

.exp-meta-right {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 0.6rem;
}

.exp-badge {
  font-family: var(--font-mono);
  font-size: 1.2rem;
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.3);
  color: var(--accent-teal);
  padding: 0.4rem 1.1rem;
  border-radius: var(--radius-sm);
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
}

.exp-duration {
  font-family: var(--font-mono);
  font-size: 1.3rem;
  color: var(--text-mute);
}

.exp-summary-text {
  font-size: 1.7rem;
  line-height: 1.6;
  color: var(--text-dim);
  max-width: 76ch;
  margin: 2.4rem 0 3.2rem;
}

.exp-activities-block {
  padding-top: 2rem;
  border-top: 1px solid var(--line);
}

.exp-section-heading {
  font-family: var(--font-mono);
  font-size: 1.25rem;
  color: var(--text-mute);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 1.8rem;
}

.exp-checklist-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.2rem 3rem;
}

.exp-activity-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  font-size: 1.5rem;
  color: var(--text);
  line-height: 1.5;
  padding: 0.8rem 0;
  border-bottom: 1px solid var(--line-subtle);
}

.check-icon {
  width: 18px;
  height: 18px;
  color: var(--accent-teal);
  flex-shrink: 0;
  margin-top: 0.2rem;
}

/* ---------- Focus Areas Section --------------------------------- */
.focus-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.focus-card {
  background: var(--surface-card);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  padding: 2.4rem;
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
  transition: all var(--transition-fast);
}

.focus-card:hover {
  border-color: var(--line-strong);
  transform: translateY(-2px);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.4);
}

.focus-tag {
  font-family: var(--font-mono);
  font-size: 1.15rem;
  color: var(--accent-cyan);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.focus-title {
  font-size: 1.85rem;
  font-weight: 600;
  color: var(--text-bright);
  line-height: 1.25;
}

.focus-desc {
  font-size: 1.45rem;
  color: var(--text-dim);
  line-height: 1.55;
}

/* ---------- Certificates & Credentials Section ------------------ */
.certificates {
  position: relative;
}

/* Stats Metric Strip */
.cert-stats-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.6rem;
  margin-bottom: 3.5rem;
}

.cert-stat-card {
  background: var(--surface-card);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  padding: 2rem 1.8rem;
  display: flex;
  align-items: center;
  gap: 1.6rem;
  transition: transform var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.cert-stat-card:hover {
  transform: translateY(-2px);
  border-color: var(--line-strong);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.4), 0 0 15px var(--accent-glow-subtle);
}

.cert-stat-icon {
  width: 46px;
  height: 46px;
  border-radius: var(--radius-sm);
  background: rgba(6, 182, 212, 0.08);
  border: 1px solid rgba(6, 182, 212, 0.22);
  color: var(--accent-cyan);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.cert-stat-info {
  display: flex;
  flex-direction: column;
}

.cert-stat-num {
  font-size: 2.2rem;
  font-weight: 700;
  font-family: var(--font-mono);
  color: var(--text-bright);
  line-height: 1.1;
  background: linear-gradient(135deg, #ffffff 30%, var(--accent-sky) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.cert-stat-label {
  font-size: 1.25rem;
  color: var(--text-dim);
  font-family: var(--font-mono);
  margin-top: 0.3rem;
}

/* Category Filter Bar */
.cert-filter-bar {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 3.5rem;
  flex-wrap: wrap;
  border-bottom: 1px solid var(--line);
  padding-bottom: 1.6rem;
}

.cert-filter-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.8rem;
  padding: 0.8rem 1.6rem;
  border-radius: 9999px;
  background: var(--surface);
  border: 1px solid var(--line);
  color: var(--text-dim);
  font-family: var(--font-mono);
  font-size: 1.3rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.cert-filter-btn:hover {
  border-color: var(--accent-cyan);
  color: var(--text-bright);
  background: var(--surface-hover);
}

.cert-filter-btn.is-active {
  background: rgba(6, 182, 212, 0.14);
  border-color: var(--accent-cyan);
  color: var(--accent-cyan);
  box-shadow: 0 0 15px rgba(6, 182, 212, 0.2);
}

.filter-count {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 20px;
  height: 20px;
  padding: 0 0.5rem;
  border-radius: 9999px;
  background: rgba(148, 163, 184, 0.15);
  font-size: 1.15rem;
  color: inherit;
}

.cert-filter-btn.is-active .filter-count {
  background: var(--accent-cyan);
  color: #070a0f;
  font-weight: 700;
}

/* Certificates Grid */
.certificates-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2.8rem;
}

/* Certificate Card */
.cert-card {
  background: var(--surface-card);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition-normal);
  position: relative;
  display: flex;
  flex-direction: column;
}

.cert-card:hover {
  transform: translateY(-4px);
  border-color: var(--line-strong);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.7), 0 0 25px var(--accent-glow);
}

.cert-card-inner {
  display: flex;
  flex-direction: column;
  height: 100%;
  padding: 2.4rem;
  gap: 1.8rem;
}

/* Card Header */
.cert-card-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1.2rem;
}

.cert-issuer-wrap {
  display: flex;
  align-items: center;
  gap: 1.2rem;
}

.cert-issuer-icon {
  width: 42px;
  height: 42px;
  border-radius: var(--radius-sm);
  background: var(--bg);
  border: 1px solid var(--line);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.cert-issuer-meta {
  display: flex;
  flex-direction: column;
}

.cert-issuer-name {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--text-bright);
}

.cert-issuer-sub {
  font-family: var(--font-mono);
  font-size: 1.2rem;
  color: var(--text-mute);
}

/* Ribbon Badges */
.cert-ribbon-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-mono);
  font-size: 1.2rem;
  font-weight: 600;
  padding: 0.45rem 1rem;
  border-radius: var(--radius-sm);
  white-space: nowrap;
}

.badge-redhat {
  background: rgba(238, 0, 0, 0.12);
  border: 1px solid rgba(238, 0, 0, 0.35);
  color: #ff6b6b;
}

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

.badge-thm {
  background: rgba(16, 185, 129, 0.12);
  border: 1px solid rgba(16, 185, 129, 0.35);
  color: #34d399;
}

.badge-default {
  background: rgba(6, 182, 212, 0.12);
  border: 1px solid rgba(6, 182, 212, 0.35);
  color: var(--accent-cyan);
}

/* Certificate Image Preview */
.cert-preview-wrap {
  width: 100%;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--line);
  background: #060910;
  position: relative;
}

.cert-preview-btn {
  width: 100%;
  display: block;
  padding: 0;
  position: relative;
  overflow: hidden;
  text-align: left;
  cursor: zoom-in;
}

.cert-preview-btn img {
  width: 100%;
  height: 220px;
  object-fit: cover;
  object-position: top center;
  transition: transform 0.4s var(--ease-out), filter 0.3s;
  display: block;
}

.cert-preview-btn:hover img {
  transform: scale(1.04);
}

.cert-preview-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(7, 10, 15, 0.85) 0%, rgba(7, 10, 15, 0.2) 60%, transparent 100%);
  display: flex;
  align-items: flex-end;
  justify-content: center;
  padding: 1.4rem;
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.cert-preview-btn:hover .cert-preview-overlay {
  opacity: 1;
}

.cert-zoom-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  background: rgba(7, 10, 15, 0.9);
  border: 1px solid var(--accent-cyan);
  padding: 0.6rem 1.2rem;
  border-radius: 9999px;
  font-family: var(--font-mono);
  font-size: 1.2rem;
  color: var(--text-bright);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.5);
}

/* Card Body */
.cert-card-body {
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
  flex: 1;
}

.cert-card-title {
  font-size: 1.85rem;
  font-weight: 700;
  color: var(--text-bright);
  line-height: 1.3;
}

.cert-meta-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem 1.4rem;
  align-items: center;
}

.cert-meta-item {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 1.25rem;
  color: var(--text-dim);
}

.cert-meta-item .meta-icon {
  color: var(--accent-cyan);
  display: flex;
  align-items: center;
}

.cert-meta-item.highlight-score {
  color: #fbbf24;
}

.cert-meta-item.highlight-score .meta-icon {
  color: #fbbf24;
}

.cert-id-tag {
  color: var(--text-mute);
  font-size: 1.15rem;
}

.cert-id-tag code {
  background: rgba(255, 255, 255, 0.05);
  padding: 0.15rem 0.5rem;
  border-radius: 3px;
  color: var(--text-dim);
}

.cert-card-desc {
  font-size: 1.4rem;
  color: var(--text-dim);
  line-height: 1.55;
}

.cert-skills-wrap {
  margin-top: auto;
  padding-top: 0.8rem;
}

.cert-skills-label {
  font-family: var(--font-mono);
  font-size: 1.15rem;
  color: var(--text-mute);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  display: block;
  margin-bottom: 0.6rem;
}

.cert-skills-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.cert-skill-chip {
  font-family: var(--font-mono);
  font-size: 1.15rem;
  background: rgba(148, 163, 184, 0.08);
  border: 1px solid var(--line);
  color: var(--text-dim);
  padding: 0.35rem 0.8rem;
  border-radius: var(--radius-sm);
}

/* Card Footer */
.cert-card-footer {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
  padding-top: 1.4rem;
  border-top: 1px solid var(--line);
}

.btn-cert-open {
  flex: 1;
}

.btn-cert-verify {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  background: rgba(245, 158, 11, 0.1);
  border: 1px solid rgba(245, 158, 11, 0.3);
  color: #fbbf24;
}

.btn-cert-verify:hover {
  background: rgba(245, 158, 11, 0.2);
  border-color: #fbbf24;
  color: #ffffff;
}

/* Modal verification action button */
.modal-verify-action {
  margin-top: 1.2rem;
  display: flex;
  justify-content: center;
}

.btn-credly-verify {
  display: inline-flex;
  align-items: center;
  gap: 0.8rem;
  background: rgba(245, 158, 11, 0.18);
  border: 1px solid #fbbf24;
  color: #fbbf24;
  font-size: 1.3rem;
  font-weight: 600;
  padding: 0.8rem 1.6rem;
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
}

.btn-credly-verify:hover {
  background: #fbbf24;
  color: #070a0f;
  box-shadow: 0 0 20px rgba(245, 158, 11, 0.4);
}

/* ---------- Projects Section ------------------------------------- */
.featured-project-card {
  background: var(--surface-card);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: clamp(2.5rem, 5vw, 4.5rem);
  box-shadow: 0 20px 45px rgba(0, 0, 0, 0.6), 0 0 20px var(--accent-glow-subtle);
  margin-bottom: 6rem;
  display: grid;
  grid-template-columns: 1.15fr 0.95fr;
  gap: clamp(3rem, 5vw, 6rem);
  align-items: start;
}

.fp-meta {
  display: flex;
  flex-direction: column;
  gap: 1.6rem;
}

.fp-badge {
  font-family: var(--font-mono);
  font-size: 1.2rem;
  color: var(--accent-cyan);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  font-weight: 600;
}

.fp-title {
  font-size: clamp(3rem, 4.5vw, 4.6rem);
  font-weight: 700;
  color: var(--text-bright);
  line-height: 1.1;
  letter-spacing: -0.02em;
}

.fp-category {
  font-family: var(--font-mono);
  font-size: 1.35rem;
  color: var(--accent-sky);
}

.fp-desc {
  font-size: 1.65rem;
  line-height: 1.6;
  color: var(--text-dim);
}

.fp-flow-box {
  background: rgba(6, 182, 212, 0.06);
  border: 1px solid rgba(6, 182, 212, 0.2);
  border-radius: var(--radius-sm);
  padding: 1.2rem 1.4rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.fp-flow-text {
  font-family: var(--font-mono);
  font-size: 1.3rem;
  color: var(--text-bright);
  line-height: 1.5;
}

.fp-tools-section,
.fp-skills-section {
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
  padding-top: 1.2rem;
  border-top: 1px solid var(--line);
}

.fp-label {
  font-family: var(--font-mono);
  font-size: 1.15rem;
  color: var(--text-mute);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.fp-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.fp-pill {
  font-size: 1.3rem;
  background: var(--surface);
  border: 1px solid var(--line);
  color: var(--text);
  padding: 0.4rem 0.9rem;
  border-radius: var(--radius-sm);
}

.fp-activity-list {
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
  padding-top: 1.2rem;
  border-top: 1px solid var(--line);
}

.fp-activity-item {
  font-size: 1.4rem;
  color: var(--text-dim);
  position: relative;
  padding-left: 1.6rem;
  line-height: 1.5;
}

.fp-activity-item::before {
  content: "▹";
  position: absolute;
  left: 0;
  color: var(--accent-cyan);
}

.fp-visual {
  display: flex;
  flex-direction: column;
  gap: 1.4rem;
}

.fp-diagram-wrap {
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  overflow: hidden;
  background: #080c14;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.4);
}

.fp-diagram-wrap img {
  width: 100%;
  height: auto;
  display: block;
}

.fp-caption {
  font-family: var(--font-mono);
  font-size: 1.25rem;
  color: var(--text-mute);
  line-height: 1.5;
}

/* ---------- SOC Lab Gallery -------------------------------------- */
.gallery-block {
  margin-top: 4rem;
  padding-top: 4.5rem;
  border-top: 1px solid var(--line);
}

.gallery-header-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 2rem;
  flex-wrap: wrap;
  margin-bottom: 3.5rem;
}

.gallery-badge {
  font-family: var(--font-mono);
  font-size: 1.2rem;
  color: var(--accent-cyan);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-weight: 600;
  display: block;
  margin-bottom: 0.6rem;
}

.gallery-heading {
  font-size: clamp(2.2rem, 3vw, 3rem);
  font-weight: 700;
  color: var(--text-bright);
  letter-spacing: -0.01em;
}

.gallery-helper-text {
  font-family: var(--font-mono);
  font-size: 1.25rem;
  color: var(--text-mute);
  max-width: 44ch;
  line-height: 1.5;
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2.2rem;
}

.gallery-card {
  background: var(--surface-card);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: all var(--transition-fast);
}

.gallery-card:hover {
  border-color: var(--line-strong);
  transform: translateY(-3px);
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.5), 0 0 15px var(--accent-glow-subtle);
}

.gallery-btn-open {
  width: 100%;
  background: transparent;
  border: none;
  padding: 0;
  cursor: zoom-in;
  text-align: left;
  display: block;
}

.gallery-figure {
  aspect-ratio: 16 / 10;
  background: #080c14;
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
}

.gallery-figure img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: 0.8rem;
  transition: transform var(--transition-normal);
}

.gallery-btn-open:hover .gallery-figure img {
  transform: scale(1.03);
}

.gallery-zoom-badge {
  position: absolute;
  top: 0.8rem;
  right: 0.8rem;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: rgba(7, 10, 15, 0.85);
  backdrop-filter: blur(6px);
  color: var(--text);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transform: translateY(-4px);
  transition: all var(--transition-fast);
  border: 1px solid var(--line);
}

.gallery-btn-open:hover .gallery-zoom-badge,
.gallery-btn-open:focus-visible .gallery-zoom-badge {
  opacity: 1;
  transform: translateY(0);
  color: var(--accent-cyan);
  border-color: var(--accent-cyan);
}

.gallery-card-body {
  padding: 1.6rem;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.gallery-card-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.gallery-card-num {
  font-family: var(--font-mono);
  font-size: 1.1rem;
  color: var(--accent-cyan);
  font-weight: 600;
}

.gallery-card-tag {
  font-family: var(--font-mono);
  font-size: 1.1rem;
  color: var(--text-mute);
  text-transform: uppercase;
}

.gallery-card-title {
  font-size: 1.65rem;
  font-weight: 600;
  color: var(--text-bright);
  line-height: 1.25;
}

.gallery-card-caption {
  font-size: 1.35rem;
  color: var(--text-dim);
  line-height: 1.45;
}

/* Additional Projects */
.additional-projects-block {
  margin-top: 6rem;
  padding-top: 4.5rem;
  border-top: 1px solid var(--line);
}

.add-proj-header {
  margin-bottom: 2.8rem;
}

.add-proj-title {
  font-size: 2.2rem;
  font-weight: 700;
  color: var(--text-bright);
}

.add-proj-sub {
  font-size: 1.5rem;
  color: var(--text-dim);
  margin-top: 0.4rem;
}

.additional-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
}

.add-project-card {
  background: var(--surface-card);
  border: 1px dashed var(--line);
  border-radius: var(--radius-md);
  padding: 2.2rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 1.4rem;
  transition: all var(--transition-fast);
}

.add-project-card:hover {
  border-style: solid;
  border-color: var(--line-strong);
  transform: translateY(-2px);
}

.add-proj-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.add-proj-badge {
  font-family: var(--font-mono);
  font-size: 1.1rem;
  background: rgba(148, 163, 184, 0.1);
  border: 1px solid var(--line);
  color: var(--text-mute);
  padding: 0.3rem 0.8rem;
  border-radius: var(--radius-sm);
}

.add-card-title {
  font-size: 1.65rem;
  font-weight: 600;
  color: var(--text);
  line-height: 1.3;
}

.add-card-desc {
  font-size: 1.35rem;
  color: var(--text-dim);
  line-height: 1.5;
}

.add-card-meta {
  font-family: var(--font-mono);
  font-size: 1.15rem;
  color: var(--accent-sky);
  padding-top: 1rem;
  border-top: 1px solid var(--line-subtle);
}

/* ---------- Achievements Section --------------------------------- */
.achievements-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.achievement-card {
  background: var(--surface-card);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  padding: 2.4rem;
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
  transition: all var(--transition-fast);
}

.achievement-card:hover {
  border-color: var(--line-strong);
  transform: translateY(-3px);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.4), 0 0 15px var(--accent-glow-subtle);
}

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

.achieve-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  background: rgba(6, 182, 212, 0.08);
  border: 1px solid rgba(6, 182, 212, 0.25);
  color: var(--accent-cyan);
  display: flex;
  align-items: center;
  justify-content: center;
}

.achieve-category {
  font-family: var(--font-mono);
  font-size: 1.1rem;
  color: var(--text-mute);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.achieve-title {
  font-size: 1.8rem;
  font-weight: 600;
  color: var(--text-bright);
  line-height: 1.25;
}

.achieve-desc {
  font-size: 1.45rem;
  color: var(--text-dim);
  line-height: 1.55;
}

/* ---------- CTA Banner ------------------------------------------- */
.cta-banner {
  padding: 5rem 0;
  border-top: 1px solid var(--line);
  background: linear-gradient(to bottom, var(--bg), var(--bg-secondary));
}

.cta-banner-inner {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 4.5rem var(--gutter);
  background: radial-gradient(ellipse at 50% 0%, rgba(6, 182, 212, 0.12) 0%, rgba(16, 22, 34, 0.7) 70%);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-xl);
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.8rem;
  position: relative;
  overflow: hidden;
  box-shadow: 0 25px 50px -15px rgba(0, 0, 0, 0.7), 0 0 35px var(--accent-glow-subtle);
}

.cta-badge {
  font-family: var(--font-mono);
  font-size: 1.2rem;
  color: var(--accent-cyan);
  background: rgba(6, 182, 212, 0.1);
  border: 1px solid rgba(6, 182, 212, 0.3);
  padding: 0.4rem 1.2rem;
  border-radius: 9999px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 600;
}

.cta-heading {
  font-size: clamp(2.6rem, 4vw, 4.2rem);
  font-weight: 700;
  color: var(--text-bright);
  letter-spacing: -0.02em;
  max-width: 22ch;
  line-height: 1.15;
}

.cta-subtext {
  font-size: clamp(1.6rem, 1.8vw, 1.85rem);
  color: var(--text-dim);
  max-width: 50ch;
  line-height: 1.5;
}

.cta-buttons {
  display: flex;
  gap: 1.4rem;
  flex-wrap: wrap;
  justify-content: center;
  margin-top: 0.8rem;
}

/* ---------- Contact Section -------------------------------------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: clamp(3rem, 6vw, 6rem);
  align-items: start;
}

.contact-info-card {
  background: var(--surface-card);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 3.2rem;
  display: flex;
  flex-direction: column;
  gap: 2.4rem;
}

.contact-profile-summary {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--line);
}

.contact-name {
  font-size: 2.4rem;
  font-weight: 700;
  color: var(--text-bright);
}

.contact-title {
  font-family: var(--font-mono);
  font-size: 1.35rem;
  color: var(--accent-sky);
}

.contact-university {
  font-size: 1.4rem;
  color: var(--text-dim);
}

.contact-channel-list {
  display: flex;
  flex-direction: column;
  gap: 1.6rem;
}

.contact-channel-list li {
  display: flex;
  align-items: center;
  gap: 1.4rem;
}

.channel-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  background: var(--surface);
  border: 1px solid var(--line);
  color: var(--accent-cyan);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.channel-content {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  overflow: hidden;
}

.channel-label {
  font-family: var(--font-mono);
  font-size: 1.15rem;
  color: var(--text-mute);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.channel-value {
  font-size: 1.5rem;
  font-weight: 500;
  color: var(--text);
  word-break: break-all;
  transition: color var(--transition-fast);
}

.channel-value:hover {
  color: var(--accent-cyan);
}

/* Contact Form */
.contact-form-card {
  background: var(--surface-card);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 3.2rem;
  display: flex;
  flex-direction: column;
  gap: 1.8rem;
}

.form-title {
  font-size: 2.2rem;
  font-weight: 700;
  color: var(--text-bright);
}

.form-desc {
  font-size: 1.45rem;
  color: var(--text-dim);
  line-height: 1.5;
  margin-top: -0.8rem;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 1.8rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.form-label {
  font-family: var(--font-mono);
  font-size: 1.25rem;
  color: var(--text-dim);
  letter-spacing: 0.03em;
}

.required-star {
  color: var(--accent-cyan);
}

.form-input,
.form-textarea {
  width: 100%;
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 1.1rem 1.4rem;
  font-family: var(--font-sans);
  font-size: 1.5rem;
  color: var(--text-bright);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-input:focus,
.form-textarea:focus {
  border-color: var(--accent-cyan);
  box-shadow: 0 0 10px rgba(6, 182, 212, 0.2);
  outline: none;
}

.form-textarea {
  resize: vertical;
  min-height: 110px;
}

.form-error {
  font-family: var(--font-mono);
  font-size: 1.15rem;
  color: #f87171;
  display: none;
}

.form-group.has-error .form-input,
.form-group.has-error .form-textarea {
  border-color: #f87171;
}

.form-group.has-error .form-error {
  display: block;
}

.btn-submit {
  width: 100%;
  margin-top: 0.6rem;
}

.form-status-msg {
  font-size: 1.4rem;
  padding: 1rem 1.4rem;
  border-radius: var(--radius-sm);
  display: none;
  line-height: 1.5;
}

.form-status-msg.is-success {
  display: block;
  background: rgba(16, 185, 129, 0.12);
  border: 1px solid rgba(16, 185, 129, 0.35);
  color: #34d399;
}

.form-status-msg.is-error {
  display: block;
  background: rgba(239, 68, 68, 0.12);
  border: 1px solid rgba(239, 68, 68, 0.35);
  color: #f87171;
}

/* ---------- Footer ---------------------------------------------- */
.site-footer {
  border-top: 1px solid var(--line);
  background: #05070b;
  padding: 5rem 0 3rem;
}

.footer-inner {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--gutter);
  display: flex;
  flex-direction: column;
  gap: 3.5rem;
}

.footer-top-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 2rem;
  flex-wrap: wrap;
}

.footer-brand-name {
  font-size: 2.2rem;
  font-weight: 700;
  color: var(--text-bright);
}

.footer-role {
  font-family: var(--font-mono);
  font-size: 1.3rem;
  color: var(--accent-sky);
  margin-top: 0.3rem;
}

.footer-sub {
  font-size: 1.35rem;
  color: var(--text-mute);
  margin-top: 0.2rem;
}

.footer-links {
  display: flex;
  gap: 2rem;
  flex-wrap: wrap;
}

.footer-links a {
  font-size: 1.45rem;
  color: var(--text-dim);
}

.footer-links a:hover {
  color: var(--accent-cyan);
}

.footer-bottom-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 2.4rem;
  border-top: 1px solid var(--line);
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-copy,
.footer-note {
  font-family: var(--font-mono);
  font-size: 1.2rem;
  color: var(--text-mute);
}

/* ---------- Modal / Lightbox ------------------------------------ */
.modal {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 2rem;
}

.modal.is-open {
  display: flex;
}

.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(4, 7, 12, 0.92);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}

.modal-container {
  position: relative;
  z-index: 10;
  max-width: 960px;
  width: 100%;
  background: var(--surface);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-lg);
  padding: 2rem 2.4rem;
  display: flex;
  flex-direction: column;
  gap: 1.6rem;
  box-shadow: 0 30px 60px rgba(0, 0, 0, 0.8), 0 0 30px var(--accent-glow);
  animation: modal-pop 0.3s var(--ease-out);
}

@keyframes modal-pop {
  from { opacity: 0; transform: scale(0.96) translateY(8px); }
  to { opacity: 1; transform: scale(1) translateY(0); }
}

.modal-top-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--line);
  padding-bottom: 1.2rem;
}

.modal-counter {
  font-family: var(--font-mono);
  font-size: 1.3rem;
  color: var(--accent-cyan);
  font-weight: 600;
}

.modal-close-btn {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--line);
  background: var(--bg);
  color: var(--text);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}

.modal-close-btn:hover {
  border-color: var(--accent-cyan);
  color: var(--accent-cyan);
  background: var(--surface-hover);
}

.modal-body {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.4rem;
}

.modal-nav-btn {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--bg);
  border: 1px solid var(--line);
  color: var(--text);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: all var(--transition-fast);
}

.modal-nav-btn:hover {
  border-color: var(--accent-cyan);
  color: var(--accent-cyan);
  background: var(--surface-hover);
  transform: scale(1.06);
}

.modal-figure {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
  align-items: center;
  min-width: 0;
}

.modal-img-wrap {
  width: 100%;
  max-height: 60vh;
  background: #080c14;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding: 1.2rem;
}

.modal-img-wrap img {
  max-width: 100%;
  max-height: 56vh;
  object-fit: contain;
}

.modal-caption {
  font-family: var(--font-mono);
  font-size: 1.35rem;
  color: var(--text-bright);
  text-align: center;
  max-width: 70ch;
  line-height: 1.5;
}

.modal-hint {
  font-family: var(--font-mono);
  font-size: 1.15rem;
  color: var(--text-mute);
  text-align: center;
}

.modal-hint kbd {
  background: var(--bg);
  border: 1px solid var(--line);
  padding: 0.15rem 0.5rem;
  border-radius: 3px;
  color: var(--text-dim);
}

/* Lock page scroll when modal is active */
body.stopscrolling {
  overflow: hidden;
}

/* ---------- Responsive Breakpoints ------------------------------ */
@media (max-width: 1100px) {
  .skills-grid { grid-template-columns: repeat(2, 1fr); }
  .gallery-grid { grid-template-columns: repeat(2, 1fr); }
  .additional-grid { grid-template-columns: repeat(2, 1fr); }
  .focus-grid { grid-template-columns: repeat(2, 1fr); }
  .achievements-grid { grid-template-columns: repeat(2, 1fr); }
  .certificates-grid { grid-template-columns: repeat(2, 1fr); gap: 2rem; }
}

@media (max-width: 980px) {
  .hero-inner { grid-template-columns: 1fr; }
  .hero-visual { max-width: 480px; margin: 0 auto; width: 100%; }
  
  .meta-strip-inner { grid-template-columns: repeat(2, 1fr); }
  .meta-block { padding: 2.2rem 1.6rem; border-right: 0; }
  .meta-block:nth-child(odd) { border-right: 1px solid var(--line); padding-left: 0; }
  .meta-block:nth-child(even) { padding-right: 0; }
  .meta-block:nth-child(-n+2) { border-bottom: 1px solid var(--line); }

  .cert-stats-strip { grid-template-columns: repeat(2, 1fr); gap: 1.4rem; }

  .about-grid { grid-template-columns: 1fr; }
  .pillars-grid { grid-template-columns: 1fr; }
  
  .education-grid { grid-template-columns: 1fr; }
  
  .exp-checklist-grid { grid-template-columns: 1fr; }

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

@media (max-width: 768px) {
  .nav-list { display: none; }
  .nav-toggle { display: flex; }
  .btn-nav-cta { display: none; }

  .hero { padding-top: clamp(9rem, 14vw, 12rem); }
  .hero-name { font-size: clamp(4.4rem, 14vw, 6.4rem); }
  .hero-actions { flex-direction: column; align-items: stretch; width: 100%; }
  .btn { width: 100%; }

  .section { padding: 5rem 0; }
  .section-title { font-size: clamp(2.4rem, 7vw, 3.4rem); }
  .section-header { margin-bottom: 3.5rem; }

  .focus-grid { grid-template-columns: 1fr; }
  .skills-grid { grid-template-columns: 1fr; }
  .gallery-grid { grid-template-columns: 1fr; }
  .additional-grid { grid-template-columns: 1fr; }
  .achievements-grid { grid-template-columns: 1fr; }
  .certificates-grid { grid-template-columns: 1fr; }

  .cert-card-footer { flex-direction: column; }
  .btn-cert-open, .btn-cert-verify { width: 100%; justify-content: center; }

  .modal-container { padding: 1.6rem; }
  .modal-nav-btn { display: none; } /* On mobile, tap or swipe */
}

@media (max-width: 520px) {
  :root { --gutter: 1.4rem; }
  .meta-strip-inner { grid-template-columns: 1fr; }
  .meta-block { border-right: 0 !important; border-bottom: 1px solid var(--line); padding: 1.8rem 0; }
  .meta-block:last-child { border-bottom: 0; }

  .cert-stats-strip { grid-template-columns: 1fr; }
  .cert-card-inner { padding: 1.8rem; }
  .cert-card-header { flex-direction: column; align-items: flex-start; }

  .portrait-footer-info { grid-template-columns: 1fr; }
  .footer-bottom-row { flex-direction: column; align-items: flex-start; gap: 0.6rem; }
}

/* ---------- Reduced Motion Accessibility ------------------------ */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
  [data-anim] {
    opacity: 1 !important;
    transform: none !important;
  }
  .pulse-dot {
    animation: none !important;
  }
}