/* ==========================================================================
   MUKAROMAH PERSONAL PORTFOLIO
   Design Direction: Blue Hour Horizon
   Aesthetically Art-Directed, Minimalist, Elegant, Mature, Airy
   ========================================================================== */

:root {
  /* Design Tokens — Color Palette */
  --color-midnight: #101D3A;        /* Deep atmospheric blue / footer / hero dark */
  --color-midnight-rgb: 16, 29, 58;
  --color-twilight: #344F80;        /* Subtle transition & structured accents */
  --color-twilight-rgb: 52, 79, 128;
  --color-cloud: #C9DDF9;           /* Cloud highlight, delicate borders, interactive */
  --color-cloud-rgb: 201, 221, 249;
  --color-mist: #F4F7FC;            /* Clean editorial background, high readability */
  --color-mist-rgb: 244, 247, 252;
  --color-ivory: #F7F5F0;           /* Soft warm editorial tone for project showcases */
  --color-ivory-rgb: 247, 245, 240;

  /* Functional Tones */
  --text-primary-dark: #101D3A;
  --text-secondary-dark: #41557A;
  --text-muted-dark: #6C7F9E;
  
  --text-primary-light: #F4F7FC;
  --text-secondary-light: #C9DDF9;
  --text-muted-light: #8FA6C8;

  --surface-card: #FFFFFF;
  --surface-card-subtle: #F9FBFE;
  --border-subtle: rgba(52, 79, 128, 0.12);
  --border-card: rgba(201, 221, 249, 0.6);
  --border-cloud: rgba(201, 221, 249, 0.25);

  /* Typography */
  --font-serif: 'Cormorant Garamond', Georgia, serif;
  --font-sans: 'Plus Jakarta Sans', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;

  /* Spatial Scale */
  --container-max-width: 1220px;
  --nav-height: 76px;
  --radius-sm: 6px;
  --radius-md: 14px;
  --radius-lg: 22px;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-subtle: 0 4px 20px rgba(16, 29, 58, 0.04);
  --shadow-card: 0 10px 30px rgba(16, 29, 58, 0.07);
  --shadow-card-hover: 0 20px 45px rgba(16, 29, 58, 0.12);
  --shadow-glow: 0 0 35px rgba(201, 221, 249, 0.35);

  /* Transitions */
  --transition-smooth: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-fast: all 0.2s ease-out;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-sans);
  background-color: var(--color-midnight);
  color: var(--text-primary-dark);
  line-height: 1.65;
  overflow-x: hidden;
  position: relative;
}

/* Atmospheric Horizon Sky Canvas Background */
.sky-canvas-container {
  position: fixed;
  inset: 0;
  width: 100vw;
  height: 100vh;
  z-index: -1;
  pointer-events: none;
  overflow: hidden;
  background: radial-gradient(ellipse 90% 70% at 50% 25%, #182C55 0%, #101D3A 80%, #0B1327 100%);
}

#sky-canvas {
  width: 100%;
  height: 100%;
  opacity: 0.65;
  mix-blend-mode: screen;
}

.sky-gradient-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, 
    rgba(16, 29, 58, 0.1) 0%, 
    rgba(52, 79, 128, 0.15) 45%, 
    rgba(16, 29, 58, 0.9) 100%
  );
}

/* Typography Utilities */
.italic-serif {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 400;
  color: var(--color-cloud);
}

/* Container */
.container {
  width: 100%;
  max-width: var(--container-max-width);
  margin-inline: auto;
  padding-inline: clamp(1.25rem, 4vw, 3rem);
}

/* Header & Glass Navigation */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-height);
  z-index: 1000;
  transition: var(--transition-smooth);
}

.site-header.scrolled {
  background: rgba(16, 29, 58, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(201, 221, 249, 0.12);
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.18);
}

.nav-container {
  max-width: var(--container-max-width);
  height: 100%;
  margin-inline: auto;
  padding-inline: clamp(1.25rem, 4vw, 3rem);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  color: var(--text-primary-light);
  font-weight: 600;
  letter-spacing: 0.12em;
  font-size: 0.95rem;
  transition: var(--transition-fast);
}

.brand:hover {
  opacity: 0.85;
}

.brand-monogram {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: 1px solid rgba(201, 221, 249, 0.35);
  background: rgba(52, 79, 128, 0.25);
  font-family: var(--font-serif);
  font-size: 1.15rem;
  font-style: italic;
  color: var(--color-cloud);
}

.brand-text {
  font-family: var(--font-sans);
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.18em;
}

/* Status Badge */
.nav-status-badge {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 0.85rem;
  background: rgba(52, 79, 128, 0.25);
  border: 1px solid rgba(201, 221, 249, 0.2);
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  color: var(--color-cloud);
  letter-spacing: 0.04em;
}

.status-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: #60D394;
  box-shadow: 0 0 8px #60D394;
  animation: pulseDot 2.5s infinite;
}

@keyframes pulseDot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.85); }
}

/* Nav Menu */
.main-nav {
  display: flex;
  align-items: center;
}

.nav-list {
  display: flex;
  list-style: none;
  gap: 2rem;
  align-items: center;
}

.nav-link {
  text-decoration: none;
  color: rgba(244, 247, 252, 0.78);
  font-size: 0.88rem;
  font-weight: 500;
  letter-spacing: 0.03em;
  transition: var(--transition-fast);
  position: relative;
  padding-block: 0.35rem;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 1.5px;
  background: var(--color-cloud);
  transition: width 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

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

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

.nav-link-cta {
  padding: 0.45rem 1.15rem;
  border: 1px solid rgba(201, 221, 249, 0.4);
  border-radius: var(--radius-full);
  background: rgba(201, 221, 249, 0.08);
  color: var(--color-cloud);
}

.nav-link-cta:hover {
  background: var(--color-cloud);
  color: var(--color-midnight);
  border-color: var(--color-cloud);
}

.nav-link-cta::after {
  display: none;
}

/* Mobile Toggle */
.mobile-toggle {
  display: none;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  z-index: 1010;
}

.hamburger-line {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-cloud);
  margin-block: 5px;
  transition: var(--transition-smooth);
}

/* Mobile Menu */
.mobile-menu {
  position: fixed;
  inset: 0;
  background: rgba(16, 29, 58, 0.98);
  backdrop-filter: blur(20px);
  z-index: 999;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding: 2rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.mobile-menu.open {
  opacity: 1;
  pointer-events: auto;
}

.mobile-nav-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.8rem;
}

.mobile-nav-link {
  font-family: var(--font-serif);
  font-size: 2rem;
  color: var(--color-mist);
  text-decoration: none;
  transition: var(--transition-fast);
}

.mobile-nav-link:hover {
  color: var(--color-cloud);
}

.mobile-menu-footer {
  position: absolute;
  bottom: 2rem;
  font-size: 0.8rem;
  color: var(--text-muted-light);
  letter-spacing: 0.05em;
}

/* ==========================================================================
   SECTION 1: HERO (Asymmetric Two-Column Editorial Composition)
   ========================================================================== */
.hero-section {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  position: relative;
  padding-top: calc(var(--nav-height) + 2.5rem);
  padding-bottom: 3.5rem;
  color: var(--text-primary-light);
}

.hero-container {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  flex-grow: 1;
}

.hero-editorial-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: clamp(2rem, 5vw, 4.5rem);
  align-items: center;
  margin-block: auto;
  padding-block: 2rem;
}

.hero-left {
  max-width: 660px;
}

.hero-meta-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--color-cloud);
  letter-spacing: 0.15em;
  padding: 0.35rem 0.9rem;
  border-radius: var(--radius-full);
  background: rgba(52, 79, 128, 0.35);
  border: 1px solid rgba(201, 221, 249, 0.22);
  margin-bottom: 1.75rem;
}

.meta-star {
  font-size: 0.85rem;
  color: var(--color-cloud);
}

.hero-title {
  font-family: var(--font-serif);
  font-size: clamp(2.8rem, 6vw, 5.4rem);
  font-weight: 400;
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin-bottom: 1.5rem;
  color: #FFFFFF;
}

.hero-title .italic-serif {
  color: var(--color-cloud);
  font-weight: 300;
}

.hero-positioning {
  font-size: clamp(1.05rem, 1.8vw, 1.25rem);
  line-height: 1.65;
  color: rgba(244, 247, 252, 0.88);
  font-weight: 300;
  margin-bottom: 1.85rem;
}

.hero-disciplines {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.75rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--color-cloud);
  letter-spacing: 0.12em;
  margin-bottom: 2.25rem;
}

.discipline-separator {
  color: rgba(201, 221, 249, 0.35);
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 1.15rem;
  flex-wrap: wrap;
}

/* Right Column: Editorial Integrated Portrait */
.hero-right {
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-portrait-wrapper {
  position: relative;
  width: 100%;
  max-width: 440px;
  perspective: 1200px;
}

.portrait-ambient-glow {
  position: absolute;
  inset: -15px;
  background: radial-gradient(circle at 50% 40%, rgba(201, 221, 249, 0.28) 0%, rgba(52, 79, 128, 0.2) 50%, transparent 75%);
  filter: blur(30px);
  z-index: 0;
  pointer-events: none;
  transition: transform 0.3s ease-out;
}

.hero-portrait-card {
  position: relative;
  z-index: 1;
  background: rgba(16, 29, 58, 0.75);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid rgba(201, 221, 249, 0.25);
  border-radius: var(--radius-lg);
  padding: 1.15rem;
  box-shadow: 0 25px 50px rgba(8, 15, 30, 0.5), 0 0 35px rgba(52, 79, 128, 0.18);
  transition: transform 0.2s cubic-bezier(0.2, 0, 0.2, 1), box-shadow 0.3s ease;
  will-change: transform;
}

.hero-portrait-card:hover {
  border-color: rgba(201, 221, 249, 0.45);
  box-shadow: 0 30px 60px rgba(8, 15, 30, 0.6), 0 0 45px rgba(201, 221, 249, 0.25);
}

.portrait-header-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  color: var(--text-muted-light);
  padding-bottom: 0.75rem;
  border-bottom: 1px solid rgba(201, 221, 249, 0.12);
  margin-bottom: 0.85rem;
}

.celestial-coord {
  color: var(--color-cloud);
}

.celestial-divider {
  color: rgba(201, 221, 249, 0.3);
}

.portrait-image-frame {
  position: relative;
  width: 100%;
  aspect-ratio: 4 / 5.1;
  border-radius: var(--radius-md);
  overflow: hidden;
  background: #122143;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-portrait-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 28%;
  display: block;
  transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.hero-portrait-card:hover .hero-portrait-img {
  transform: scale(1.025);
}

.portrait-bottom-vignette {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, 
    transparent 50%, 
    rgba(16, 29, 58, 0.3) 75%, 
    rgba(16, 29, 58, 0.85) 100%
  );
  pointer-events: none;
}

.portrait-caption {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 0.95rem;
  padding-inline: 0.35rem;
}

.caption-text-group {
  display: flex;
  flex-direction: column;
}

.caption-name {
  font-family: var(--font-serif);
  font-size: 1.28rem;
  font-weight: 600;
  color: #FFFFFF;
  line-height: 1.2;
}

.caption-sub {
  font-size: 0.76rem;
  color: var(--color-cloud);
  font-weight: 400;
}

.caption-badge {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.28rem 0.65rem;
  border-radius: var(--radius-full);
  background: rgba(96, 211, 148, 0.12);
  border: 1px solid rgba(96, 211, 148, 0.3);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: #60D394;
}

.pulse-indicator {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: #60D394;
  box-shadow: 0 0 6px #60D394;
}

.portrait-halo-ring {
  position: absolute;
  top: -20px;
  right: -20px;
  width: 90px;
  height: 90px;
  border-radius: 50%;
  border: 1px dashed rgba(201, 221, 249, 0.2);
  pointer-events: none;
  z-index: 0;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.65rem;
  padding: 0.85rem 1.8rem;
  border-radius: var(--radius-full);
  font-size: 0.92rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  text-decoration: none;
  cursor: pointer;
  transition: var(--transition-smooth);
  border: 1px solid transparent;
}

.btn-primary {
  background: var(--color-cloud);
  color: var(--color-midnight);
  border-color: var(--color-cloud);
  box-shadow: 0 4px 20px rgba(201, 221, 249, 0.25);
}

.btn-primary:hover {
  background: #E1EDFD;
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(201, 221, 249, 0.45);
}

.btn-secondary {
  background: rgba(52, 79, 128, 0.35);
  color: var(--color-mist);
  border: 1px solid rgba(201, 221, 249, 0.3);
  backdrop-filter: blur(8px);
}

.btn-secondary:hover {
  background: rgba(52, 79, 128, 0.65);
  border-color: var(--color-cloud);
  color: #FFFFFF;
  transform: translateY(-2px);
}

/* Hero Bottom Bar */
.hero-bottom-bar {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1.5rem;
  padding-top: 1.75rem;
  border-top: 1px solid rgba(201, 221, 249, 0.15);
  margin-top: 2rem;
}

.hero-info-item {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.info-label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  color: var(--text-muted-light);
}

.info-value {
  font-size: 0.88rem;
  color: var(--color-mist);
  font-weight: 500;
}

/* Scroll Indicator */
.scroll-indicator {
  position: absolute;
  right: clamp(1.25rem, 4vw, 3rem);
  bottom: 2.5rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.65rem;
  text-decoration: none;
  color: var(--color-cloud);
  opacity: 0.7;
  transition: var(--transition-fast);
}

.scroll-indicator:hover {
  opacity: 1;
}

.scroll-text {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.2em;
  writing-mode: vertical-rl;
}

.scroll-line {
  width: 1px;
  height: 48px;
  background: linear-gradient(180deg, var(--color-cloud), transparent);
  animation: scrollDown 2s cubic-bezier(0.65, 0, 0.35, 1) infinite;
}

@keyframes scrollDown {
  0% { transform: scaleY(0); transform-origin: top; }
  50% { transform: scaleY(1); transform-origin: top; }
  50.1% { transform: scaleY(1); transform-origin: bottom; }
  100% { transform: scaleY(0); transform-origin: bottom; }
}

/* ==========================================================================
   SECTION 2: SELECTED WORK (High Visual Prominence, Soft Ivory Tone)
   ========================================================================== */
.works-section {
  background-color: var(--color-ivory);
  color: var(--text-primary-dark);
  padding-block: clamp(5rem, 9vw, 8.5rem);
  border-top: 1px solid rgba(52, 79, 128, 0.1);
}

.section-header {
  margin-bottom: 3rem;
  max-width: 780px;
}

.section-tag {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.16em;
  color: var(--color-twilight);
  font-weight: 600;
  margin-bottom: 0.85rem;
}

.section-title {
  font-family: var(--font-serif);
  font-size: clamp(2.4rem, 4.5vw, 3.8rem);
  font-weight: 400;
  line-height: 1.15;
  letter-spacing: -0.015em;
  color: var(--color-midnight);
}

.section-title .italic-serif {
  color: var(--color-twilight);
}

.section-lead {
  font-size: 1.12rem;
  color: var(--text-secondary-dark);
  line-height: 1.6;
  margin-top: 0.85rem;
}

.project-filters {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  margin-bottom: 2.75rem;
}

.filter-btn {
  background: transparent;
  border: 1px solid rgba(52, 79, 128, 0.2);
  color: var(--text-secondary-dark);
  padding: 0.55rem 1.25rem;
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition-fast);
}

.filter-btn:hover {
  border-color: var(--color-twilight);
  color: var(--color-midnight);
}

.filter-btn.active {
  background: var(--color-midnight);
  color: var(--color-mist);
  border-color: var(--color-midnight);
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2.25rem;
}

.project-card {
  background: var(--surface-card);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-subtle);
  overflow: hidden;
  box-shadow: var(--shadow-subtle);
  display: flex;
  flex-direction: column;
  transition: var(--transition-smooth);
}

.project-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-card-hover);
  border-color: rgba(52, 79, 128, 0.25);
}

.project-card-visual {
  height: 220px;
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Individual Art Visualizations for Projects */
.spektrum-visual {
  background: linear-gradient(135deg, #0F1E36 0%, #1A3460 60%, #2A4F8C 100%);
}

.art-grid-lines {
  position: absolute;
  inset: 0;
  background-image: 
    linear-gradient(rgba(201, 221, 249, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(201, 221, 249, 0.08) 1px, transparent 1px);
  background-size: 24px 24px;
}

.art-shape-spektrum {
  width: 90px;
  height: 90px;
  border: 1.5px solid rgba(201, 221, 249, 0.45);
  border-radius: 12px;
  transform: rotate(45deg);
  box-shadow: 0 0 30px rgba(201, 221, 249, 0.25);
}

.eksas-visual {
  background: linear-gradient(135deg, #1D2E4A 0%, #2F4770 50%, #466394 100%);
}

.art-shape-eksas {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  border: 2px dashed rgba(201, 221, 249, 0.4);
  box-shadow: 0 0 25px rgba(201, 221, 249, 0.2);
}

.airquality-visual {
  background: linear-gradient(135deg, #0E243A 0%, #1B4566 60%, #307399 100%);
}

.art-sensor-rings {
  width: 100px;
  height: 100px;
  border-radius: 50%;
  border: 1.5px solid rgba(96, 211, 148, 0.45);
  box-shadow: inset 0 0 20px rgba(96, 211, 148, 0.2), 0 0 30px rgba(96, 211, 148, 0.2);
  position: relative;
}

.art-sensor-rings::before {
  content: '';
  position: absolute;
  inset: 20px;
  border-radius: 50%;
  border: 1px solid rgba(201, 221, 249, 0.6);
}

.bigdata-visual {
  background: linear-gradient(135deg, #141D35 0%, #23355C 50%, #385187 100%);
}

.art-data-matrix {
  width: 110px;
  height: 60px;
  border: 1px solid rgba(201, 221, 249, 0.3);
  background: repeating-linear-gradient(
    90deg,
    rgba(201, 221, 249, 0.15),
    rgba(201, 221, 249, 0.15) 10px,
    transparent 10px,
    transparent 20px
  );
  border-radius: 6px;
}

.visual-badge {
  position: absolute;
  top: 1rem;
  left: 1rem;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  padding: 0.28rem 0.65rem;
  border-radius: var(--radius-full);
  background: rgba(16, 29, 58, 0.7);
  backdrop-filter: blur(8px);
  color: var(--color-cloud);
  border: 1px solid rgba(201, 221, 249, 0.2);
}

.project-card-body {
  padding: 2rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.project-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.65rem;
}

.project-index {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-twilight);
  font-weight: 600;
}

.project-category {
  font-size: 0.8rem;
  color: var(--text-muted-dark);
  font-weight: 500;
}

.project-title {
  font-family: var(--font-serif);
  font-size: 1.75rem;
  font-weight: 600;
  line-height: 1.2;
  color: var(--color-midnight);
}

.project-subtitle {
  font-size: 0.88rem;
  color: var(--color-twilight);
  font-weight: 500;
  margin-bottom: 0.85rem;
}

.project-description {
  font-size: 0.92rem;
  line-height: 1.65;
  color: var(--text-secondary-dark);
  margin-bottom: 1.5rem;
  flex-grow: 1;
}

.project-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin-bottom: 1.5rem;
}

.tech-tag {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  background: var(--surface-card-subtle);
  color: var(--color-twilight);
  padding: 0.25rem 0.6rem;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(52, 79, 128, 0.1);
}

.project-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 1.25rem;
  border-top: 1px solid var(--border-subtle);
}

.btn-text-link {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  background: transparent;
  border: none;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--color-twilight);
  cursor: pointer;
  padding: 0;
  transition: var(--transition-fast);
}

.btn-text-link:hover {
  color: var(--color-midnight);
  transform: translateX(3px);
}

.project-status-pill {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-muted-dark);
  background: rgba(52, 79, 128, 0.06);
  padding: 0.25rem 0.65rem;
  border-radius: var(--radius-full);
}

/* ==========================================================================
   SECTION 3: ABOUT ME (Concise, Mist White Background)
   ========================================================================== */
.about-section {
  background-color: var(--color-mist);
  color: var(--text-primary-dark);
  padding-block: clamp(5rem, 9vw, 8.5rem);
  position: relative;
  border-top: 1px solid rgba(52, 79, 128, 0.08);
}

.about-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: clamp(2.5rem, 5vw, 5rem);
  align-items: start;
}

.about-narrative {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.about-lead {
  font-size: 1.25rem;
  line-height: 1.65;
  color: var(--color-midnight);
  font-weight: 400;
}

.about-lead strong {
  font-weight: 600;
  color: var(--color-twilight);
}

.about-body {
  font-size: 0.98rem;
  line-height: 1.75;
  color: var(--text-secondary-dark);
}

.about-credentials-strip {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
  padding-top: 1.75rem;
  border-top: 1px solid var(--border-subtle);
  margin-top: 0.75rem;
}

.credential-box {
  display: flex;
  flex-direction: column;
}

.cred-number {
  font-family: var(--font-serif);
  font-size: 2.2rem;
  font-weight: 600;
  color: var(--color-twilight);
  line-height: 1;
}

.cred-label {
  font-size: 0.78rem;
  color: var(--text-muted-dark);
  margin-top: 0.35rem;
  line-height: 1.4;
}

/* About Pillars */
.about-pillars {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.pillar-card {
  background: var(--surface-card);
  padding: 1.65rem;
  border-radius: var(--radius-md);
  border: 1px solid rgba(52, 79, 128, 0.08);
  box-shadow: var(--shadow-subtle);
  transition: var(--transition-smooth);
}

.pillar-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-card);
  border-color: rgba(52, 79, 128, 0.2);
}

.pillar-icon {
  color: var(--color-twilight);
  margin-bottom: 0.75rem;
}

.pillar-title {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--color-midnight);
  margin-bottom: 0.35rem;
}

.pillar-text {
  font-size: 0.88rem;
  line-height: 1.6;
  color: var(--text-secondary-dark);
}

/* ==========================================================================
   SECTION 4: EXPERIENCE & JOURNEY (Editorial Timeline, Soft Ivory)
   ========================================================================== */
.journey-section {
  background-color: var(--color-ivory);
  color: var(--text-primary-dark);
  padding-block: clamp(5rem, 9vw, 8.5rem);
  border-top: 1px solid rgba(52, 79, 128, 0.08);
}

.timeline-container {
  display: flex;
  flex-direction: column;
  position: relative;
  max-width: 860px;
  margin-inline: auto;
}

.timeline-item {
  display: grid;
  grid-template-columns: 48px 1fr;
  gap: 1.5rem;
  position: relative;
  padding-bottom: 2.5rem;
}

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

.timeline-marker {
  display: flex;
  flex-direction: column;
  align-items: center;
  position: relative;
}

.marker-dot {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--color-twilight);
  border: 3px solid #FFFFFF;
  box-shadow: 0 0 0 2px var(--color-twilight);
  z-index: 2;
  margin-top: 6px;
}

.marker-line {
  flex-grow: 1;
  width: 2px;
  background: linear-gradient(180deg, var(--color-twilight) 0%, rgba(52, 79, 128, 0.15) 100%);
  margin-top: 4px;
}

.timeline-item:last-child .marker-line {
  display: none;
}

.timeline-content {
  background: var(--surface-card);
  border-radius: var(--radius-md);
  border: 1px solid rgba(52, 79, 128, 0.09);
  padding: 1.75rem 2rem;
  box-shadow: var(--shadow-subtle);
  transition: var(--transition-smooth);
}

.timeline-content:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-card);
  border-color: rgba(52, 79, 128, 0.2);
}

.timeline-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.5rem;
}

.timeline-period {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-muted-dark);
}

.timeline-badge {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  padding: 0.2rem 0.6rem;
  border-radius: var(--radius-full);
  background: rgba(52, 79, 128, 0.08);
  color: var(--color-twilight);
}

.timeline-badge.badge-primary {
  background: rgba(16, 29, 58, 0.1);
  color: var(--color-midnight);
  font-weight: 600;
}

.timeline-badge.badge-accent {
  background: rgba(52, 79, 128, 0.15);
  color: var(--color-twilight);
  font-weight: 600;
}

.timeline-role {
  font-family: var(--font-serif);
  font-size: 1.55rem;
  font-weight: 600;
  color: var(--color-midnight);
  line-height: 1.25;
}

.timeline-org {
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--color-twilight);
  margin-bottom: 0.85rem;
}

.timeline-desc {
  font-size: 0.92rem;
  line-height: 1.65;
  color: var(--text-secondary-dark);
  margin-bottom: 1rem;
}

.timeline-bullets {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}

.timeline-bullets li {
  font-size: 0.88rem;
  color: var(--text-secondary-dark);
  position: relative;
  padding-left: 1.25rem;
}

.timeline-bullets li::before {
  content: '—';
  position: absolute;
  left: 0;
  color: var(--color-twilight);
}

/* ==========================================================================
   SECTION 5: SKILLS & CAPABILITIES (Mist White Background)
   ========================================================================== */
.skills-section {
  background-color: var(--color-mist);
  color: var(--text-primary-dark);
  padding-block: clamp(5rem, 9vw, 8.5rem);
  border-top: 1px solid rgba(52, 79, 128, 0.08);
}

.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 1.75rem;
}

.skill-group-card {
  background: var(--surface-card);
  padding: 1.85rem;
  border-radius: var(--radius-md);
  border: 1px solid rgba(52, 79, 128, 0.08);
  box-shadow: var(--shadow-subtle);
  transition: var(--transition-smooth);
}

.skill-group-card:hover {
  transform: translateY(-3px);
  border-color: rgba(52, 79, 128, 0.22);
  box-shadow: var(--shadow-card);
}

.skill-group-header {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  margin-bottom: 1.25rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--border-subtle);
}

.skill-group-icon {
  color: var(--color-twilight);
  display: flex;
  align-items: center;
}

.skill-group-title {
  font-family: var(--font-serif);
  font-size: 1.35rem;
  font-weight: 600;
  color: var(--color-midnight);
}

.skill-pills-list {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
}

.skill-pill {
  font-size: 0.84rem;
  color: var(--text-secondary-dark);
  background: var(--surface-card-subtle);
  border: 1px solid rgba(52, 79, 128, 0.12);
  padding: 0.4rem 0.85rem;
  border-radius: var(--radius-sm);
  transition: var(--transition-fast);
}

.skill-pill:hover {
  border-color: var(--color-twilight);
  color: var(--color-midnight);
  background: #FFFFFF;
}

/* ==========================================================================
   SECTION 6: CONTACT — BEYOND THE HORIZON (Midnight Navy Atmospheric)
   ========================================================================== */
.contact-section {
  background: radial-gradient(ellipse 90% 70% at 50% 10%, #1A2F59 0%, #101D3A 75%, #0B1327 100%);
  color: var(--text-primary-light);
  padding-block: clamp(6rem, 11vw, 9.5rem);
  position: relative;
  overflow: hidden;
  border-top: 1px solid rgba(201, 221, 249, 0.25);
}

.contact-card {
  max-width: 860px;
  margin-inline: auto;
  position: relative;
}

.contact-horizon-line {
  position: absolute;
  top: -2.5rem;
  left: 50%;
  transform: translateX(-50%);
  width: 80%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(201, 221, 249, 0.4), transparent);
}

.contact-header {
  text-align: center;
  margin-bottom: 3.5rem;
}

.contact-kicker {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.18em;
  color: var(--color-cloud);
  margin-bottom: 1rem;
  display: inline-block;
}

.contact-title {
  font-family: var(--font-serif);
  font-size: clamp(2.5rem, 5.5vw, 4.2rem);
  font-weight: 400;
  line-height: 1.15;
  color: #FFFFFF;
  margin-bottom: 1.25rem;
}

.contact-lead {
  font-size: 1.15rem;
  line-height: 1.65;
  color: rgba(244, 247, 252, 0.85);
  max-width: 640px;
  margin-inline: auto;
  font-weight: 300;
}

.contact-channels {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  margin-bottom: 2.75rem;
}

.channel-card {
  background: rgba(52, 79, 128, 0.25);
  border: 1px solid rgba(201, 221, 249, 0.22);
  border-radius: var(--radius-md);
  padding: 1.75rem;
  backdrop-filter: blur(12px);
  display: flex;
  flex-direction: column;
  gap: 1rem;
  transition: var(--transition-smooth);
}

.channel-card:hover {
  border-color: rgba(201, 221, 249, 0.5);
  background: rgba(52, 79, 128, 0.4);
  transform: translateY(-2px);
}

.channel-meta {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.channel-type {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  color: var(--color-cloud);
}

.channel-sub {
  font-size: 0.78rem;
  color: var(--text-muted-light);
}

.channel-action-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.channel-value {
  font-family: var(--font-mono);
  font-size: 0.95rem;
  color: #FFFFFF;
}

.btn-copy {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  background: rgba(201, 221, 249, 0.15);
  border: 1px solid rgba(201, 221, 249, 0.3);
  color: var(--color-cloud);
  padding: 0.45rem 0.9rem;
  border-radius: var(--radius-full);
  font-size: 0.78rem;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition-fast);
}

.btn-copy:hover {
  background: var(--color-cloud);
  color: var(--color-midnight);
}

.channel-status-tag {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  padding: 0.3rem 0.75rem;
  border-radius: var(--radius-full);
  background: rgba(96, 211, 148, 0.15);
  color: #60D394;
  border: 1px solid rgba(96, 211, 148, 0.3);
}

.contact-links-row {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 2rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(201, 221, 249, 0.15);
}

.social-link {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  text-decoration: none;
  color: rgba(244, 247, 252, 0.8);
  font-size: 0.9rem;
  font-weight: 500;
  transition: var(--transition-fast);
}

.social-link:hover {
  color: var(--color-cloud);
  transform: translateY(-1px);
}

/* ==========================================================================
   NATIVE DIALOG MODAL (Light Dismiss, Modern @starting-style)
   ========================================================================== */
.project-modal {
  margin: auto;
  border: none;
  background: transparent;
  padding: 1.5rem;
  max-width: 820px;
  width: calc(100% - 2rem);
  color: var(--text-primary-dark);
}

.project-modal::backdrop {
  background: rgba(16, 29, 58, 0.75);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  opacity: 0;
  transition: opacity 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.project-modal[open]::backdrop {
  opacity: 1;
}

.modal-surface {
  background: #FFFFFF;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(201, 221, 249, 0.5);
  box-shadow: 0 25px 60px rgba(16, 29, 58, 0.25);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transform: scale(0.96) translateY(12px);
  opacity: 0;
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.project-modal[open] .modal-surface {
  transform: scale(1) translateY(0);
  opacity: 1;
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.5rem 2rem;
  border-bottom: 1px solid var(--border-subtle);
  background: var(--surface-card-subtle);
}

.modal-kicker-group {
  display: flex;
  align-items: center;
  gap: 0.65rem;
}

.modal-kicker {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  color: var(--color-twilight);
  font-weight: 600;
}

.modal-status-badge {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  padding: 0.2rem 0.55rem;
  border-radius: var(--radius-full);
  background: rgba(52, 79, 128, 0.08);
  color: var(--color-midnight);
}

.modal-close-btn {
  background: transparent;
  border: none;
  cursor: pointer;
  color: var(--text-muted-dark);
  padding: 0.35rem;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-fast);
}

.modal-close-btn:hover {
  background: rgba(52, 79, 128, 0.1);
  color: var(--color-midnight);
}

.modal-body {
  padding: 2rem;
  max-height: 70vh;
  overflow-y: auto;
}

.modal-title {
  font-family: var(--font-serif);
  font-size: 2.2rem;
  font-weight: 600;
  color: var(--color-midnight);
  line-height: 1.15;
}

.modal-subtitle {
  font-size: 1rem;
  color: var(--color-twilight);
  font-weight: 500;
  margin-bottom: 1.5rem;
}

.modal-banner {
  height: 160px;
  border-radius: var(--radius-md);
  margin-bottom: 1.85rem;
  overflow: hidden;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.modal-banner-graphic {
  width: 100%;
  height: 100%;
}

.modal-content-grid {
  display: grid;
  grid-template-columns: 1.4fr 0.9fr;
  gap: 2rem;
  align-items: start;
}

.modal-section-h {
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--color-midnight);
  margin-bottom: 0.6rem;
  margin-top: 1.25rem;
}

.modal-section-h:first-of-type {
  margin-top: 0;
}

.modal-desc-text {
  font-size: 0.95rem;
  line-height: 1.65;
  color: var(--text-secondary-dark);
}

.modal-highlights-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.modal-highlights-list li {
  font-size: 0.9rem;
  line-height: 1.55;
  color: var(--text-secondary-dark);
  position: relative;
  padding-left: 1.25rem;
}

.modal-highlights-list li::before {
  content: '✦';
  position: absolute;
  left: 0;
  color: var(--color-twilight);
  font-size: 0.75rem;
  top: 2px;
}

.modal-sidebar {
  background: var(--surface-card-subtle);
  padding: 1.5rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-subtle);
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.modal-meta-block {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.modal-meta-block .meta-label {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  color: var(--text-muted-dark);
}

.modal-meta-block .meta-value {
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--color-midnight);
}

.modal-tags-container {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.modal-note {
  font-size: 0.78rem;
  line-height: 1.5;
  color: var(--text-muted-dark);
  font-style: italic;
}

.modal-footer {
  padding: 1.25rem 2rem;
  border-top: 1px solid var(--border-subtle);
  display: flex;
  justify-content: flex-end;
  background: var(--surface-card-subtle);
}

/* Toast Notification */
.toast-notification {
  position: fixed;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%) translateY(100px);
  background: var(--color-midnight);
  color: var(--color-mist);
  padding: 0.85rem 1.6rem;
  border-radius: var(--radius-full);
  border: 1px solid rgba(201, 221, 249, 0.3);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
  display: flex;
  align-items: center;
  gap: 0.65rem;
  font-size: 0.88rem;
  font-weight: 500;
  z-index: 2000;
  opacity: 0;
  pointer-events: none;
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.4s ease;
}

.toast-notification.show {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
}

.toast-notification svg {
  color: #60D394;
}

/* ==========================================================================
   FOOTER
   ========================================================================== */
.site-footer {
  background-color: #0B1327;
  color: var(--text-primary-light);
  padding-top: 5rem;
  padding-bottom: 2.5rem;
  border-top: 1px solid rgba(201, 221, 249, 0.1);
}

.footer-top {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1.2fr;
  gap: 3.5rem;
  padding-bottom: 3.5rem;
  border-bottom: 1px solid rgba(201, 221, 249, 0.12);
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-brand .brand-monogram {
  width: 40px;
  height: 40px;
  font-size: 1.35rem;
}

.brand-name {
  font-family: var(--font-sans);
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  color: #FFFFFF;
}

.footer-tagline {
  font-family: var(--font-serif);
  font-size: 1.05rem;
  font-style: italic;
  color: var(--color-cloud);
}

.footer-col-title {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.15em;
  color: var(--text-muted-light);
  margin-bottom: 1.25rem;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.footer-links a {
  text-decoration: none;
  color: rgba(244, 247, 252, 0.7);
  font-size: 0.88rem;
  transition: var(--transition-fast);
}

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

.footer-text-block {
  font-size: 0.88rem;
  line-height: 1.7;
  color: rgba(244, 247, 252, 0.75);
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 2rem;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 0.82rem;
  color: var(--text-muted-light);
}

.horizon-note em {
  color: var(--color-cloud);
  font-style: italic;
}

/* Scroll Entrance Reveals */
.reveal-on-scroll {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.85s cubic-bezier(0.16, 1, 0.3, 1), transform 0.85s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}

.reveal-on-scroll.is-revealed {
  opacity: 1;
  transform: translateY(0);
}

/* ==========================================================================
   RESPONSIVE BREAKPOINTS
   ========================================================================== */
@media (max-width: 992px) {
  .hero-editorial-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .hero-right {
    order: -1; /* Place portrait above hero copy on tablet/mobile for visual impact */
  }

  .hero-portrait-wrapper {
    max-width: 380px;
  }

  .about-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

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

  .modal-content-grid {
    grid-template-columns: 1fr;
  }

  .footer-top {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .nav-status-badge {
    display: none;
  }
}

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

  .mobile-toggle {
    display: block;
  }

  .hero-bottom-bar {
    grid-template-columns: 1fr 1fr;
    gap: 1.25rem;
  }

  .about-credentials-strip {
    grid-template-columns: 1fr;
    gap: 1.25rem;
  }

  .scroll-indicator {
    display: none;
  }
}

@media (max-width: 480px) {
  .hero-bottom-bar {
    grid-template-columns: 1fr;
  }

  .hero-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .hero-actions .btn {
    width: 100%;
  }

  .timeline-item {
    grid-template-columns: 28px 1fr;
    gap: 0.85rem;
  }

  .hero-portrait-wrapper {
    max-width: 100%;
  }
}

/* ==========================================================================
   REDUCED MOTION MODE
   ========================================================================== */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .reveal-on-scroll {
    opacity: 1 !important;
    transform: none !important;
  }

  .scroll-line, .status-dot {
    animation: none !important;
  }

  .hero-portrait-card {
    transform: none !important;
  }
}