/* ==========================================================================
   ADNAN IDRISI — PORTFOLIO STYLESHEET
   Theme: Minimalist Monolith & Architectural Engineering
   Palette: Alabaster White (#FFFFFC), Pure Obsidian (#000000) & Warm Greige (#BEB7A4)
   Typography: Fraunces (Display Serif), DM Sans (Humanist), IBM Plex Mono (Typewriter)
   ========================================================================== */

/* ── 1. Design Tokens ── */
:root {
  --bg-primary:       #FFFFFC;       /* Alabaster Ghost White - Warm architectural canvas */
  --bg-secondary:     #F5F4EE;       /* Greige-tinted alternating section */
  --bg-tertiary:      #EBE7DE;       /* Rule / inset tint */
  --bg-card:          #FFFFFF;       /* Crisp pristine card surface */
  --bg-dark:          #000000;       /* Pure Obsidian Black */

  --text-primary:     #000000;       /* Obsidian Black ink */
  --text-secondary:   #4A4740;       /* Warm dark charcoal */
  --text-tertiary:    #736E64;       /* Captions / metadata */
  --text-muted:       #A39E92;

  --accent-primary:   #000000;       /* Pure Obsidian Black */
  --accent-hover:     #262624;       /* Subtle dark lift */
  --accent-soft:      rgba(190, 183, 164, 0.18);
  --accent-border:    rgba(190, 183, 164, 0.45);

  --accent-greige:    #BEB7A4;       /* Warm Greige / French Sandstone */
  --accent-greige-dark: #8F8776;
  --accent-green:     #1B6A46;       /* Editorial Pine Sage */
  --accent-green-soft:rgba(27, 106, 70, 0.1);
  --accent-gold:      #B38234;       /* Warm Antique Gold */
  --accent-gold-soft: rgba(179, 130, 52, 0.12);
  --accent-blue:      #2A3F68;       /* Slate Navy */

  --border-color:     #BEB7A4;       /* Crisp Warm Greige hairline rule */
  --border-subtle:    #DDD8CB;
  --border-dark:      rgba(255, 255, 252, 0.15);

  --code-bg:          #000000;       /* Pure Black Terminal */
  --code-header:      #0E0E0E;
  --code-text:        #FFFFFC;       /* Alabaster code text */

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

  /* Layout & Sizing */
  --container-max:     1160px;
  --container-padding: clamp(20px, 4vw, 40px);
  --section-padding:   clamp(70px, 8vw, 115px);

  /* Radius & Shadows */
  --radius-sm:   6px;
  --radius-md:   10px;
  --radius-lg:   16px;
  --radius-full: 9999px;

  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 6px 20px rgba(0, 0, 0, 0.07);
  --shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.1);

  --transition-fast:   180ms cubic-bezier(0.16, 1, 0.3, 1);
  --transition-medium: 280ms cubic-bezier(0.16, 1, 0.3, 1);
}

/* ── 2. Reset & Base ── */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-primary);
  font-size: 15.5px;
  line-height: 1.7;
  color: var(--text-primary);
  background-color: var(--bg-primary);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

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

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

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

.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

/* ── 3. Custom Cursor (Editorial Ink Dot) ── */
.cursor {
  position: fixed;
  top: 0;
  left: 0;
  width: 8px;
  height: 8px;
  background: var(--accent-primary);
  border-radius: 50%;
  pointer-events: none;
  z-index: 10000;
  will-change: transform;
}

.cursor-follower {
  position: fixed;
  top: 0;
  left: 0;
  width: 32px;
  height: 32px;
  border: 1.5px solid var(--accent-primary);
  border-radius: 50%;
  pointer-events: none;
  z-index: 10000;
  opacity: 0.35;
  will-change: transform;
  transition: width 0.2s ease, height 0.2s ease, opacity 0.2s ease;
}

.cursor.active {
  transform: scale(0.5);
}

.cursor-follower.active {
  width: 48px;
  height: 48px;
  opacity: 0.2;
}

@media (max-width: 768px) {
  .cursor, .cursor-follower {
    display: none !important;
  }
}

/* ── 4. Terminal Preloader ── */
.preloader {
  position: fixed;
  inset: 0;
  z-index: 99999;
  background: var(--bg-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  transition: opacity 0.3s ease;
}

.preloader.hidden {
  display: none !important;
}

.terminal-loader {
  width: 100%;
  max-width: 520px;
  background: var(--code-bg);
  border: 1px solid rgba(190, 183, 164, 0.3);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.35);
}

.terminal-loader-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 16px;
  background: var(--code-header);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.terminal-dots {
  display: flex;
  gap: 6px;
}

.terminal-dots .dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}
.dot-red    { background: #FF5F56; }
.dot-yellow { background: #FFBD2E; }
.dot-green  { background: #27C93F; }

.terminal-loader-title {
  font-family: var(--font-mono);
  font-size: 11px;
  color: rgba(255, 255, 255, 0.6);
  letter-spacing: 0.05em;
}

.terminal-loader-tag {
  font-family: var(--font-mono);
  font-size: 10px;
  color: #BEB7A4;
  font-weight: 600;
}

.terminal-loader-body {
  padding: 20px 22px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--code-text);
  min-height: 240px;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
}

/* Command typing line */
.terminal-cmd-line {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12.5px;
  margin-bottom: 14px;
}

.t-prompt {
  color: #27C93F;
  font-weight: 700;
}

.t-path {
  color: #BEB7A4;
  font-weight: 600;
}

.t-git {
  color: #FFBD2E;
  font-size: 11px;
}

.t-typed {
  color: #FFFFFC;
  font-weight: 600;
  letter-spacing: 0.03em;
}

.t-cursor {
  display: inline-block;
  color: #FFFFFC;
  font-weight: 700;
  animation: termCursorBlink 0.7s infinite;
}

@keyframes termCursorBlink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0; }
}

/* Log output rows */
.terminal-output {
  display: flex;
  flex-direction: column;
  gap: 7px;
  margin-bottom: 12px;
}

.terminal-log-row {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 11.5px;
  opacity: 0;
  transform: translateY(3px);
  transition: opacity 0.18s ease, transform 0.18s ease;
}

.terminal-log-row.show {
  opacity: 1;
  transform: translateY(0);
}

.t-tag {
  font-family: var(--font-mono);
  font-size: 9.5px;
  font-weight: 700;
  padding: 1px 5px;
  border-radius: 3px;
  letter-spacing: 0.04em;
}

.t-tag.ok {
  background: rgba(39, 201, 63, 0.18);
  color: #27C93F;
  border: 1px solid rgba(39, 201, 63, 0.3);
}

.t-tag.info {
  background: rgba(190, 183, 164, 0.2);
  color: #BEB7A4;
  border: 1px solid rgba(190, 183, 164, 0.35);
}

.t-tag.build {
  background: rgba(255, 189, 46, 0.18);
  color: #FFBD2E;
  border: 1px solid rgba(255, 189, 46, 0.3);
}

.t-log-msg {
  color: rgba(255, 255, 252, 0.8);
}

/* Terminal progress bar */
.terminal-progress-container {
  margin-top: auto;
  padding-top: 14px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.terminal-progress-status {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 11px;
  color: rgba(255, 255, 252, 0.75);
}

.t-spinner {
  display: inline-block;
  color: #FFBD2E;
  font-weight: bold;
  margin-right: 6px;
}

.terminal-progress-track {
  width: 100%;
  height: 5px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 3px;
  overflow: hidden;
  position: relative;
}

.terminal-progress-bar {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, #8F8776 0%, #BEB7A4 60%, #FFFFFC 100%);
  border-radius: 3px;
  transition: width 0.08s linear;
}

.terminal-progress-text {
  align-self: flex-end;
  font-size: 10.5px;
  font-weight: 600;
  color: #BEB7A4;
}

/* Ready notification line */
.terminal-ready-line {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 10px;
  font-size: 11px;
  color: #27C93F;
  background: rgba(39, 201, 63, 0.1);
  border: 1px solid rgba(39, 201, 63, 0.25);
  padding: 6px 10px;
  border-radius: 4px;
  animation: termFadeIn 0.25s ease;
}

.t-ready-url {
  margin-left: auto;
  color: #BEB7A4;
  font-size: 10px;
}

@keyframes termFadeIn {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ── 5. Navigation Bar ── */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 18px 0;
  transition: padding var(--transition-medium), background-color var(--transition-medium), border-color var(--transition-medium);
  border-bottom: 1px solid transparent;
}

.nav.scrolled {
  padding: 12px 0;
  background: rgba(255, 255, 252, 0.94);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom-color: var(--border-color);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.04);
}

.nav-inner {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 800;
  color: var(--text-primary);
  letter-spacing: -0.035em;
  display: flex;
  align-items: center;
}

.logo-bracket {
  color: #BEB7A4;
  font-family: var(--font-mono);
  font-size: 18px;
  margin: 0 1px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-link {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-secondary);
  position: relative;
  padding: 4px 0;
  transition: color var(--transition-fast);
}

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

.nav-link:hover {
  color: var(--accent-primary);
}

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

.nav-link.active {
  color: var(--accent-primary);
  font-weight: 600;
}

.nav-cta {
  font-family: var(--font-mono);
  font-size: 11.5px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 8px 18px;
  background: var(--accent-primary);
  color: #FFFFFC;
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
  border: 1px solid var(--accent-primary);
}

.nav-cta:hover {
  background: var(--accent-hover);
  border-color: var(--accent-hover);
  transform: translateY(-1px);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.nav-toggle span {
  width: 22px;
  height: 2px;
  background: var(--text-primary);
  transition: all var(--transition-fast);
}

/* Mobile Menu */
.mobile-menu {
  position: fixed;
  top: 60px;
  left: 0;
  right: 0;
  background: var(--bg-primary);
  border-bottom: 1px solid var(--border-color);
  padding: 24px var(--container-padding);
  display: none;
  flex-direction: column;
  gap: 16px;
  z-index: 999;
}

.mobile-menu.active {
  display: flex;
}

.mobile-link {
  font-family: var(--font-mono);
  font-size: 14px;
  text-transform: uppercase;
  color: var(--text-primary);
  padding: 8px 0;
  border-bottom: 1px solid var(--border-subtle);
}

/* ── 6. Hero Section ── */
.hero {
  min-height: 90vh;
  display: flex;
  align-items: center;
  position: relative;
  padding-top: 130px;
  padding-bottom: 80px;
  border-bottom: 1px solid var(--border-color);
  overflow: hidden;
}

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

/* UI Library Component: Global Full-Website Interactive Dot Field Canvas */
.dot-field-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  pointer-events: none;
  z-index: 0;
}

/* UI Library Component: Card Spotlight (Aceternity UI) */
.spotlight-card {
  position: relative;
  overflow: hidden;
}

.spotlight-card::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: radial-gradient(
    400px circle at var(--mouse-x, -500px) var(--mouse-y, -500px),
    rgba(190, 183, 164, 0.16),
    transparent 65%
  );
  opacity: 0;
  transition: opacity 0.3s ease;
  pointer-events: none;
  z-index: 1;
}

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

/* UI Library Component: Border Beam (Magic UI) */
.border-beam-wrap {
  position: relative;
}

.border-beam-wrap::after {
  content: '';
  position: absolute;
  inset: -2px;
  border-radius: inherit;
  padding: 2px;
  background: conic-gradient(
    from var(--beam-angle, 0deg),
    transparent 70%,
    #BEB7A4 88%,
    transparent 100%
  );
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
  animation: borderBeamRotate 6s linear infinite;
  z-index: 3;
}

@property --beam-angle {
  syntax: '<angle>';
  initial-value: 0deg;
  inherits: false;
}

@keyframes borderBeamRotate {
  to {
    --beam-angle: 360deg;
  }
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  align-items: center;
  gap: 56px;
}

.hero-text {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.hero-eyebrow {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--accent-primary);
  display: inline-block;
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(38px, 5.2vw, 64px);
  font-weight: 800;
  line-height: 1.06;
  letter-spacing: -0.04em;
  color: var(--text-primary);
}

.hero-title-line {
  display: block;
}

.hero-title-word {
  display: inline-block;
}

.hero-name {
  color: var(--text-primary);
  font-family: var(--font-display);
  font-style: normal;
  font-weight: 800;
  position: relative;
  display: inline-block;
}

.hero-accent {
  color: var(--text-primary);
  font-family: var(--font-display);
  font-style: normal;
  font-weight: 800;
}

.hero-description {
  font-family: var(--font-primary);
  font-size: clamp(15.5px, 1.5vw, 17px);
  color: var(--text-secondary);
  max-width: 520px;
  line-height: 1.7;
}

/* Action Buttons */
.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  align-items: center;
  margin-top: 6px;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  cursor: pointer;
  transition: all var(--transition-fast);
  border: 1px solid transparent;
}

.btn-primary {
  background: var(--accent-primary);
  color: #FFFFFC;
  border-color: var(--accent-primary);
  box-shadow: 0 3px 12px rgba(0, 0, 0, 0.2);
}

.btn-primary:hover {
  background: var(--accent-hover);
  border-color: var(--border-color);
  color: #FFFFFC;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.28);
}

.btn-outline {
  background: transparent;
  color: var(--text-primary);
  border-color: var(--text-primary);
}

.btn-outline:hover {
  border-color: var(--accent-primary);
  background: var(--accent-primary);
  color: #FFFFFC;
  transform: translateY(-2px);
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.15);
}

/* Hero Stats Bar */
.hero-stats {
  display: flex;
  align-items: center;
  gap: 28px;
  margin-top: 14px;
  padding-top: 20px;
  border-top: 1px solid var(--border-color);
  flex-wrap: wrap;
}

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

.hero-stat-value {
  display: inline-flex;
  align-items: baseline;
  gap: 1px;
}

.hero-stat-number {
  font-family: var(--font-display);
  font-size: 32px;
  font-weight: 800;
  color: var(--text-primary);
  line-height: 1;
}

.hero-stat-plus {
  font-family: var(--font-mono);
  font-size: 20px;
  font-weight: 700;
  color: var(--accent-primary);
  line-height: 1;
}

.hero-stat-label {
  font-family: var(--font-mono);
  font-size: 10.5px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-tertiary);
  margin-top: 4px;
}

.hero-stat-divider {
  width: 1px;
  height: 36px;
  background: var(--border-color);
}

/* Hero Image & Specimen Sculptural Monolith */
.hero-image-wrapper {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 16px;
}

.hero-image-wrapper::before {
  content: '';
  position: absolute;
  inset: 2px;
  border: 1.5px dashed var(--border-color);
  border-radius: 140px 32px 140px 32px;
  transform: rotate(-3deg) scale(1.02);
  pointer-events: none;
  opacity: 0.65;
  transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1), border-color 0.4s ease;
}

.hero-image-wrapper:hover::before {
  transform: rotate(0deg) scale(1.04);
  border-color: var(--accent-primary);
}

.hero-image-container {
  position: relative;
  width: clamp(270px, 23vw, 340px);
  aspect-ratio: 4 / 4.9;
  border-radius: 140px 32px 140px 32px;
  overflow: hidden;
  background: var(--bg-secondary);
  border: 2px solid var(--border-color);
  box-shadow: 0 20px 50px -10px rgba(0, 0, 0, 0.14),
              0 0 0 1px rgba(190, 183, 164, 0.3);
  transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1),
              box-shadow 0.5s cubic-bezier(0.16, 1, 0.3, 1),
              border-color 0.4s ease;
  animation: heroFloat 6s ease-in-out infinite;
}

@keyframes heroFloat {
  0%, 100% {
    transform: translateY(0px) rotate(0deg);
  }
  50% {
    transform: translateY(-8px) rotate(0.8deg);
  }
}

.hero-image-container:hover {
  transform: translateY(-4px) scale(1.02);
  border-color: var(--accent-primary);
  box-shadow: 0 28px 60px -10px rgba(0, 0, 0, 0.22);
}

.hero-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.hero-image-container:hover .hero-image {
  transform: scale(1.06);
}

/* Floating Specimen Badge Pills */
.hero-image-badge {
  position: absolute;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 7px 14px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-full);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  color: var(--text-primary);
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.06);
  z-index: 2;
}

.hero-badge-tech  { top: 12px; left: -18px; }
.hero-badge-node  { bottom: 50px; right: -18px; }
.hero-badge-mongo { bottom: -12px; left: 24px; }

.hero-scroll-indicator {
  position: absolute;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--text-tertiary);
  pointer-events: none;
}

.scroll-line {
  width: 1px;
  height: 24px;
  background: var(--accent-primary);
  animation: scrollPulse 2s infinite ease-in-out;
}

@keyframes scrollPulse {
  0%, 100% { transform: scaleY(0.4); opacity: 0.4; }
  50% { transform: scaleY(1); opacity: 1; }
}

/* ── 7. Sections Architecture ── */
.section {
  padding: var(--section-padding) 0;
  position: relative;
  border-bottom: 1px solid var(--border-color);
  background: transparent;
  z-index: 1;
}

.section:nth-child(even) {
  background-color: rgba(190, 183, 164, 0.09);
}

.section-header {
  margin-bottom: 44px;
}

.section-tag {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  color: var(--accent-primary);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  display: block;
  margin-bottom: 8px;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(28px, 3.8vw, 44px);
  font-weight: 800;
  color: var(--text-primary);
  letter-spacing: -0.035em;
  line-height: 1.16;
}

.section-title .gradient-text {
  color: var(--text-primary);
  font-family: var(--font-display);
  font-style: normal;
  font-weight: 800;
  position: relative;
  display: inline-block;
  border-bottom: 3px solid var(--border-color);
  padding-bottom: 2px;
}

.section-subtitle {
  font-family: var(--font-primary);
  font-size: 16px;
  color: var(--text-secondary);
  max-width: 600px;
  margin-top: 8px;
}

/* ── 8. About Section (2-Column with Terminal Spec) ── */
.about-content {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 52px;
  align-items: start;
}

.about-lead {
  font-family: var(--font-display);
  font-size: clamp(19px, 2vw, 22px);
  line-height: 1.45;
  color: var(--text-primary);
  margin-bottom: 14px;
  font-weight: 600;
}

.about-lead strong {
  color: var(--accent-primary);
  font-weight: 700;
}

.about-sub {
  font-size: 15px;
  line-height: 1.7;
  color: var(--text-secondary);
  margin-bottom: 24px;
}

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

.about-highlights {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.about-highlight {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 14px 18px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
}

.about-highlight:hover {
  border-color: var(--accent-primary);
  transform: translateX(4px);
  box-shadow: var(--shadow-sm);
}

.highlight-num {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 800;
  color: var(--accent-primary);
  line-height: 1.2;
}

.highlight-info h4 {
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 2px;
}

.highlight-info p {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.4;
  margin-bottom: 0;
}

/* Terminal Card (about.json) */
.about-card {
  background: var(--code-bg);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: 0 16px 44px rgba(0, 0, 0, 0.16);
}

.about-card-header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 18px;
  background: var(--code-header);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.terminal-title {
  font-family: var(--font-mono);
  font-size: 11px;
  color: rgba(255, 255, 255, 0.5);
  margin-left: auto;
}

.about-card-code {
  padding: 22px 24px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  line-height: 1.8;
  color: var(--code-text);
  overflow-x: auto;
}

.code-key    { color: #C678DD; }
.code-string { color: #98C379; }
.code-number { color: #D19A66; }
.code-bracket{ color: #E5C07B; }

/* ── 9. Skills Section (Categorized Grid) ── */
.skills-filters {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 36px;
}

.skill-filter-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 18px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-full);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.skill-filter-btn:hover {
  border-color: var(--accent-primary);
  color: var(--accent-primary);
  background: var(--bg-card);
}

.skill-filter-btn.active {
  background: var(--accent-primary);
  border-color: var(--accent-primary);
  color: #FFFFFC;
}

.filter-count {
  font-size: 10.5px;
  padding: 1px 7px;
  border-radius: 10px;
  background: rgba(190, 183, 164, 0.25);
  font-weight: 600;
  color: var(--text-primary);
}

.skill-filter-btn.active .filter-count {
  background: rgba(255, 255, 252, 0.25);
  color: #FFFFFC;
}

.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 28px;
}

.skill-category {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 24px;
  transition: transform var(--transition-fast), border-color var(--transition-fast);
}

.skill-category.cat-hidden {
  display: none !important;
}

.skill-category:hover {
  border-color: var(--text-primary);
  transform: translateY(-2px);
}

.skill-category-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border-color);
}

.category-title-wrap {
  display: flex;
  align-items: center;
  gap: 10px;
}

.category-icon {
  color: var(--accent-primary);
  display: flex;
  align-items: center;
}

.skill-category-title {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  color: var(--text-primary);
}

.category-badge {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--text-tertiary);
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  padding: 2px 8px;
  border-radius: var(--radius-sm);
  text-transform: uppercase;
}

.skill-items {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
}

.skill-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  color: var(--text-primary);
  transition: all var(--transition-fast);
}

.skill-item:hover {
  border-color: var(--accent-primary);
  background: var(--bg-card);
  transform: translateX(2px);
}

.skill-item img {
  width: 22px;
  height: 22px;
  flex-shrink: 0;
}

.skill-item img.icon-invert {
  filter: brightness(0.2);
}

/* ── 10. Projects Section ── */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 420px));
  justify-content: center;
  gap: 26px;
  max-width: 880px;
  margin: 0 auto;
}

@media (max-width: 880px) {
  .projects-grid {
    grid-template-columns: minmax(0, 460px);
    max-width: 460px;
  }
}

.project-card {
  position: relative;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  will-change: transform;
  transition: transform 0.3s cubic-bezier(0.2, 0.8, 0.2, 1);
}

.project-card:hover {
  transform: scale(1.025);
}

.project-card-image {
  position: relative;
  aspect-ratio: 16 / 10.2;
  background: #0E1015;
  border-bottom: 1px solid var(--border-color);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Visual Mockup inside card image */
.project-preview-mockup {
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  position: relative;
  padding: 24px;
  background-size: cover;
  background-position: center;
}

/* Window Chrome Dots in Mockup */
.project-mockup-header {
  position: absolute;
  top: 12px;
  left: 14px;
  right: 14px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  z-index: 2;
  pointer-events: none;
}

.project-mockup-dots {
  display: flex;
  gap: 6px;
}

.project-mockup-dots span {
  width: 7px;
  height: 7px;
  border-radius: 50%;
}
.project-mockup-dots span:nth-child(1) { background: #FF5F56; }
.project-mockup-dots span:nth-child(2) { background: #FFBD2E; }
.project-mockup-dots span:nth-child(3) { background: #27C93F; }

.project-mockup-tag {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.7);
  background: rgba(255, 255, 255, 0.1);
  padding: 2px 8px;
  border-radius: var(--radius-full);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.12);
}

/* Mockup Content Graphic */
.project-mockup-body {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  text-align: center;
  z-index: 1;
}

.project-mockup-icon {
  width: 58px;
  height: 58px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.2);
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.25);
  color: #FFFFFF;
}

.project-mockup-status {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 10.5px;
  color: rgba(255, 255, 255, 0.9);
  background: rgba(0, 0, 0, 0.45);
  border: 1px solid rgba(255, 255, 255, 0.15);
  padding: 3px 10px;
  border-radius: var(--radius-full);
  backdrop-filter: blur(4px);
}

.mockup-status-pulse {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #27C93F;
  box-shadow: 0 0 8px #27C93F;
}

/* Floating Glass Action Dock */
.project-action-dock {
  position: absolute;
  bottom: 14px;
  left: 50%;
  transform: translateX(-50%);
  opacity: 0;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 8px;
  background: rgba(255, 255, 252, 0.94);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-full);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.12);
  transition: opacity 0.2s ease;
  z-index: 5;
  pointer-events: none;
}

.project-card:hover .project-action-dock {
  opacity: 1;
  pointer-events: auto;
}

.dock-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 14px;
  border-radius: var(--radius-full);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  text-decoration: none;
  transition: all var(--transition-fast);
  cursor: pointer;
  white-space: nowrap;
}

.dock-btn-primary {
  background: var(--accent-primary);
  color: #FFFFFC;
  border: 1px solid var(--accent-primary);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.25);
}

.dock-btn-primary:hover {
  background: var(--accent-hover);
  border-color: var(--accent-greige);
  transform: translateY(-1px);
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.35);
}

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

.dock-btn-secondary:hover {
  background: var(--bg-secondary);
  border-color: var(--text-primary);
  transform: translateY(-1px);
}

.project-card-content {
  padding: 16px 18px;
  display: flex;
  flex-direction: column;
  flex: 1;
  background: var(--bg-card);
}

.project-card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
  margin-bottom: 8px;
}

.project-tag {
  font-family: var(--font-mono);
  font-size: 9.5px;
  font-weight: 500;
  color: var(--text-primary);
  background: var(--accent-soft);
  border: 1px solid var(--accent-border);
  border-radius: 4px;
  padding: 2px 7px;
}

.project-card-title {
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 5px;
}

.project-card-desc {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.5;
}

/* ── 11. Achievements Section (Column Stack) ── */
.achievements-grid {
  display: flex;
  flex-direction: column;
  gap: 20px;
  max-width: 860px;
  margin: 0 auto;
}

.achievement-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 24px 28px;
  display: flex;
  flex-direction: row;
  align-items: flex-start;
  gap: 22px;
  width: 100%;
  transition: transform var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.achievement-card:hover {
  transform: translateY(-2px);
  border-color: var(--accent-primary);
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.06);
}

.achievement-icon {
  width: 50px;
  height: 50px;
  border-radius: 12px;
  background: rgba(190, 183, 164, 0.15);
  border: 1px solid var(--border-color);
  color: var(--accent-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.achievement-hackathon .achievement-icon {
  background: rgba(179, 130, 52, 0.12);
  border-color: rgba(179, 130, 52, 0.3);
  color: var(--accent-gold);
}

.achievement-content {
  flex: 1;
  min-width: 0;
}

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

.achievement-number {
  font-family: var(--font-display);
  font-size: 32px;
  font-weight: 800;
  color: var(--text-primary);
  line-height: 1;
}

.achievement-number span {
  color: var(--accent-greige-dark);
}

.achievement-title {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  color: var(--text-primary);
  margin: 4px 0 6px;
}

.achievement-title-large {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 2px;
}

.achievement-subtitle {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--accent-gold);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 8px;
  font-weight: 600;
}

.achievement-desc {
  font-size: 13.5px;
  color: var(--text-secondary);
  line-height: 1.6;
}

.leetcode-badge-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 4px 10px;
  background: rgba(190, 183, 164, 0.2);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-full);
  text-decoration: none;
  transition: all var(--transition-fast);
}

.leetcode-badge-link:hover {
  background: var(--text-primary);
  border-color: var(--text-primary);
}

.leetcode-badge-link:hover .leetcode-handle,
.leetcode-badge-link:hover .leetcode-verified {
  color: #FFFFFC;
}

.leetcode-handle {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  color: var(--text-primary);
}

.leetcode-verified {
  font-family: var(--font-mono);
  font-size: 9.5px;
  font-weight: 700;
  color: #8F8776;
  letter-spacing: 0.06em;
}



.leetcode-topics-wrap {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 10px;
}

.achievement-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 12px;
  background: var(--accent-gold-soft);
  border: 1px solid rgba(184, 134, 11, 0.3);
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  color: var(--accent-gold);
}

.achievement-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  color: var(--accent-primary);
  transition: transform var(--transition-fast);
  text-decoration: none;
}

.achievement-link:hover {
  transform: translateX(4px);
  color: var(--accent-greige-dark);
}

.streak-dots {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.streak-dot {
  width: 12px;
  height: 12px;
  border-radius: 3px;
  background: var(--bg-secondary);
}

.streak-dot.active {
  background: #1B6A46;
}

@media (max-width: 680px) {
  .achievement-card {
    flex-direction: column;
    gap: 16px;
    padding: 20px;
  }
}

/* ── 12. Experience / Journey Timeline ── */
.timeline {
  position: relative;
  max-width: 820px;
  margin: 0 auto;
  padding-left: 32px;
}

.timeline::before {
  content: '';
  position: absolute;
  top: 8px;
  bottom: 8px;
  left: 7px;
  width: 2px;
  background: var(--border-color);
}

.timeline-item {
  position: relative;
  margin-bottom: 32px;
}

.timeline-item:last-child {
  margin-bottom: 0;
}

.timeline-marker {
  position: absolute;
  top: 8px;
  left: -32px;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--bg-primary);
  border: 3px solid var(--accent-primary);
  box-shadow: 0 0 0 4px var(--bg-secondary);
}

.timeline-content {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 22px 26px;
  transition: transform var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.timeline-content:hover {
  border-color: var(--accent-primary);
  transform: translateX(4px);
  box-shadow: var(--shadow-sm);
}

.timeline-date {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--accent-primary);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  display: block;
  margin-bottom: 4px;
}

.timeline-title {
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.timeline-org {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-tertiary);
  margin-bottom: 10px;
  font-weight: 500;
}

.timeline-desc {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ── 13. Contact Section ── */
.contact-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}

.contact-col-title {
  font-family: var(--font-display);
  font-size: 26px;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.3;
  margin-bottom: 12px;
}

.contact-col-desc {
  color: var(--text-secondary);
  font-size: 15px;
  line-height: 1.7;
}

.contact-cards-stack {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 24px;
}

.contact-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 18px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
}

.contact-card:hover {
  border-color: var(--accent-primary);
  transform: translateX(4px);
  background: var(--bg-card);
}

.contact-card-icon {
  color: var(--accent-primary);
  display: flex;
  align-items: center;
}

.contact-card-details {
  flex: 1;
  margin-left: 14px;
}

.contact-card-label {
  font-family: var(--font-mono);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-tertiary);
  display: block;
}

.contact-card-val {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 600;
  color: var(--text-primary);
}

.contact-card-arrow {
  color: var(--border-color);
  transition: color var(--transition-fast);
}

.contact-card:hover .contact-card-arrow {
  color: var(--accent-primary);
}

/* Contact Form */
.contact-form {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 32px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-group label {
  font-family: var(--font-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-secondary);
  font-weight: 600;
}

.form-group input,
.form-group textarea {
  width: 100%;
  font-family: var(--font-primary);
  font-size: 14.5px;
  color: var(--text-primary);
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  transition: border-color var(--transition-fast), background-color var(--transition-fast);
  outline: none;
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--accent-primary);
  background: var(--bg-card);
}

.btn-full {
  width: 100%;
  justify-content: center;
  padding: 14px;
}

/* ── 14. Footer ── */
.footer {
  padding: 56px 0 40px;
  background: #000000;
  border-top: 1px solid rgba(190, 183, 164, 0.22);
  position: relative;
  z-index: 1;
  color: #FFFFFC;
}

.footer-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}

.footer-logo {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 800;
  color: #FFFFFC;
}

.footer-text {
  font-family: var(--font-mono);
  font-size: 12px;
  color: rgba(255, 255, 252, 0.7);
}

.footer-socials {
  display: flex;
  gap: 12px;
}

.footer-social {
  width: 38px;
  height: 38px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(190, 183, 164, 0.3);
  border-radius: var(--radius-sm);
  color: #FFFFFC;
  background: rgba(255, 255, 252, 0.06);
  transition: all var(--transition-fast);
}

.footer-social:hover {
  color: #000000;
  background: #BEB7A4;
  border-color: #BEB7A4;
  transform: translateY(-2px);
}

/* ── 15. Responsive Breakpoints ── */
@media (max-width: 992px) {
  .hero-content {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .hero-image-wrapper {
    order: -1;
  }

  .about-content {
    grid-template-columns: 1fr;
    gap: 36px;
  }

  .contact-content {
    grid-template-columns: 1fr;
    gap: 36px;
  }

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

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

@media (max-width: 768px) {
  .nav-links, .nav-cta {
    display: none;
  }

  .nav-toggle {
    display: flex;
  }

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

  .hero-stats {
    gap: 16px;
  }
}

@media (max-width: 640px) {
  .achievements-grid {
    grid-template-columns: 1fr;
  }
}

/* ==========================================================================
   INTERACTION ENHANCEMENTS: Progress Bar, Status Pill, LeetCode Dashboard & Modal
   ========================================================================== */

/* ── Top Scroll Progress Indicator ── */
.scroll-progress-bar {
  position: fixed;
  top: 0;
  left: 0;
  width: 0%;
  height: 3px;
  background: linear-gradient(90deg, #000000 0%, #BEB7A4 100%);
  z-index: 100001;
  transition: width 0.05s linear;
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.15);
}

/* ── Hero Status Pill & Living Radar Dot ── */
.hero-status-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  background: rgba(190, 183, 164, 0.15);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-full);
  width: fit-content;
  margin-bottom: 2px;
  backdrop-filter: blur(8px);
}

.status-pulse-dot {
  width: 8px;
  height: 8px;
  background-color: #10B981;
  border-radius: 50%;
  position: relative;
  box-shadow: 0 0 8px rgba(16, 185, 129, 0.6);
}

.status-pulse-dot::after {
  content: '';
  position: absolute;
  top: -3px;
  left: -3px;
  right: -3px;
  bottom: -3px;
  border-radius: 50%;
  border: 1.5px solid #10B981;
  animation: radarPing 1.8s cubic-bezier(0, 0, 0.2, 1) infinite;
}

@keyframes radarPing {
  0% {
    transform: scale(0.8);
    opacity: 1;
  }
  100% {
    transform: scale(2.2);
    opacity: 0;
  }
}

.status-text {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-primary);
}

/* ── Tactile Copy Email Button ── */
.btn-copy-email {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 16px;
  background: var(--bg-card);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-full);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-fast);
  box-shadow: var(--shadow-sm);
}

.btn-copy-email:hover {
  background: var(--bg-secondary);
  border-color: var(--text-primary);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-copy-email .copy-icon {
  color: var(--text-secondary);
  transition: transform var(--transition-fast);
}

.btn-copy-email:hover .copy-icon {
  transform: scale(1.1);
  color: var(--text-primary);
}

.btn-copy-email .copy-badge {
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 2px 7px;
  background: rgba(190, 183, 164, 0.25);
  border-radius: var(--radius-full);
  color: var(--text-primary);
  transition: all var(--transition-fast);
}

.btn-copy-email.copied {
  background: #000000;
  color: #FFFFFC;
  border-color: #000000;
}

.btn-copy-email.copied .copy-badge {
  background: #10B981;
  color: #FFFFFF;
}

.btn-copy-email.copied .copy-icon {
  color: #10B981;
}

.dock-btn-specs {
  background: rgba(190, 183, 164, 0.2);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
}

.dock-btn-specs:hover {
  background: var(--text-primary);
  color: #FFFFFC;
  border-color: var(--text-primary);
  transform: translateY(-1px);
}

.topic-tag {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--text-secondary);
  background: rgba(190, 183, 164, 0.15);
  border: 1px solid rgba(190, 183, 164, 0.35);
  padding: 2px 7px;
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
}

.topic-tag:hover {
  background: var(--text-primary);
  color: #FFFFFC;
  border-color: var(--text-primary);
}

/* ── Architecture Case Study Modal ── */
.project-modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: 100000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px 16px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease;
  overscroll-behavior: contain;
}

.project-modal.active {
  opacity: 1;
  pointer-events: auto;
}

.project-modal-backdrop {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.65);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.project-modal-dialog {
  position: relative;
  width: 100%;
  max-width: 680px;
  max-height: 85vh;
  overflow-y: auto;
  overscroll-behavior: contain;
  -webkit-overflow-scrolling: touch;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg), 0 24px 60px rgba(0, 0, 0, 0.25);
  padding: 32px;
  transform: translateY(20px) scale(0.97);
  transition: transform 0.28s cubic-bezier(0.16, 1, 0.3, 1);
  z-index: 2;
}

.project-modal-dialog::-webkit-scrollbar {
  width: 6px;
}
.project-modal-dialog::-webkit-scrollbar-track {
  background: var(--bg-secondary);
  border-radius: 4px;
}
.project-modal-dialog::-webkit-scrollbar-thumb {
  background: var(--accent-greige);
  border-radius: 4px;
}
.project-modal-dialog::-webkit-scrollbar-thumb:hover {
  background: var(--text-primary);
}

.project-modal.active .project-modal-dialog {
  transform: translateY(0) scale(1);
}

.project-modal-close {
  position: absolute;
  top: 20px;
  right: 20px;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.project-modal-close:hover {
  background: var(--text-primary);
  color: #FFFFFC;
}

.modal-tag {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--accent-primary);
  display: block;
  margin-bottom: 6px;
}

.modal-title {
  font-family: var(--font-display);
  font-size: 26px;
  font-weight: 800;
  color: var(--text-primary);
  letter-spacing: -0.025em;
  margin-bottom: 20px;
}

.modal-diagram-box {
  background: var(--code-bg);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 16px;
  margin-bottom: 20px;
}

.modal-diagram-header {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 12px;
  border-bottom: 1px solid rgba(190, 183, 164, 0.2);
  padding-bottom: 8px;
}

.diag-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #10B981;
}

.diag-title {
  font-family: var(--font-mono);
  font-size: 10.5px;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: #FFFFFC;
}

.modal-diagram-flow {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  padding: 10px 0;
}

.flow-node {
  display: flex;
  flex-direction: column;
  align-items: center;
  background: rgba(255, 255, 252, 0.06);
  border: 1px solid rgba(190, 183, 164, 0.3);
  border-radius: var(--radius-sm);
  padding: 8px 12px;
  min-width: 90px;
  text-align: center;
}

.flow-node-title {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  color: #FFFFFC;
}

.flow-node-sub {
  font-family: var(--font-mono);
  font-size: 9px;
  color: #BEB7A4;
  margin-top: 2px;
}

.flow-arrow {
  color: #BEB7A4;
  font-family: var(--font-mono);
  font-size: 14px;
}

.modal-specs-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 16px;
  margin-bottom: 24px;
}

@media (max-width: 600px) {
  .modal-specs-grid {
    grid-template-columns: 1fr;
  }
}

.modal-spec-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 16px;
}

.spec-heading {
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 10px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.spec-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.spec-list li {
  font-size: 13px;
  line-height: 1.5;
  color: var(--text-secondary);
  position: relative;
  padding-left: 14px;
}

.spec-list li::before {
  content: '▪';
  position: absolute;
  left: 0;
  color: var(--text-primary);
  font-size: 10px;
}

.modal-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.modal-tag-chip {
  font-family: var(--font-mono);
  font-size: 10.5px;
  color: var(--text-primary);
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  padding: 4px 8px;
  border-radius: var(--radius-sm);
}

.project-modal-footer {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 12px;
  border-top: 1px solid var(--border-subtle);
  padding-top: 18px;
}