/* ==========================================================================
   TAJENDER SINGH — ATMOSPHERIC EDITORIAL PORTFOLIO
   Inspired by Oorja Kapoor's Night Sky & Kinetic Precision
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. Design Tokens & Atmosphere Palette
   -------------------------------------------------------------------------- */
:root {
  /* Twilight Sky & Obsidian Depths */
  --bg-deep: #07040e;
  --bg-scene: #0b0716;
  --bg-panel: rgba(22, 16, 36, 0.55);
  --bg-panel-hover: rgba(35, 26, 56, 0.65);
  
  /* Warm Parchment & Ivory Gold Typography */
  --text-parchment: #f2e6bd;
  --text-cream: #fff6da;
  --text-muted: #a69a7c;
  --text-faint: #6e644f;

  /* Signature Radiant Vermilion (Oorja Accent) */
  --accent-vermilion: #eb4400;
  --accent-vermilion-hover: #ff5510;
  --accent-vermilion-glow: rgba(235, 68, 0, 0.35);

  /* Borders & Frosted Glass */
  --border-glass: rgba(242, 230, 189, 0.12);
  --border-glass-focus: rgba(242, 230, 189, 0.35);
  --border-dark: rgba(255, 255, 255, 0.08);

  /* Fonts */
  --font-serif: 'Instrument Serif', Georgia, serif;
  --font-sans: 'Nunito Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-mono: 'Space Mono', SFMono-Regular, Menlo, Monaco, Consolas, monospace;

  /* Curves & Animation */
  --ease-spring: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-smooth: cubic-bezier(0.25, 0.1, 0.25, 1);
}

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

html, body {
  width: 100%;
  height: 100%;
  background-color: var(--bg-deep);
  color: var(--text-parchment);
  font-family: var(--font-sans);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

@media (min-width: 1024px) and (min-height: 700px) {
  html, body {
    overflow: hidden;
  }
}

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

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

::selection {
  background-color: var(--accent-vermilion);
  color: #000;
}

/* --------------------------------------------------------------------------
   3. Ambient Night Sky & Horizon Glow Canvas
   -------------------------------------------------------------------------- */
.sky-background {
  position: fixed;
  inset: 0;
  width: 100vw;
  height: 100vh;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
  background: radial-gradient(circle at 75% 95%, #18091d 0%, #0c0615 45%, #07040e 100%);
}

.ambient-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
}

/* Horizon Ember Glow */
.horizon-glow {
  position: absolute;
  bottom: -20vh;
  right: -10vw;
  width: 70vw;
  height: 60vh;
  background: radial-gradient(ellipse at center, rgba(235, 68, 0, 0.22) 0%, rgba(130, 28, 0, 0.12) 40%, rgba(7, 4, 14, 0) 70%);
  filter: blur(80px);
  pointer-events: none;
  animation: glowPulse 10s ease-in-out infinite alternate;
}

@keyframes glowPulse {
  0% { transform: scale(0.95); opacity: 0.8; }
  100% { transform: scale(1.1); opacity: 1; }
}

.vignette-scrim {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(7, 4, 14, 0.4) 0%, transparent 40%, rgba(7, 4, 14, 0.75) 100%);
  pointer-events: none;
}

/* --------------------------------------------------------------------------
   4. Viewport Scene Container
   -------------------------------------------------------------------------- */
.viewport-scene {
  position: relative;
  z-index: 10;
  width: 100%;
  height: 100vh;
  height: 100dvh;
  padding: clamp(1.25rem, 2.5vw, 2.75rem);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

/* --------------------------------------------------------------------------
   5. Top Navigation & Compass
   -------------------------------------------------------------------------- */
.top-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid var(--border-glass);
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.brand-monogram {
  font-family: var(--font-serif);
  font-size: 1.45rem;
  font-style: italic;
  font-weight: 400;
  color: var(--accent-vermilion);
}

.brand-name {
  font-family: var(--font-sans);
  font-size: 0.85rem;
  font-weight: 800;
  letter-spacing: 0.18em;
  color: var(--text-parchment);
  text-transform: uppercase;
}

.nav-right {
  display: flex;
  align-items: center;
  gap: 1.75rem;
}

.studio-live {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  color: var(--text-muted);
}

.live-beacon {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--accent-vermilion);
  box-shadow: 0 0 8px var(--accent-vermilion);
  animation: beaconPing 2s infinite ease-out;
}

@keyframes beaconPing {
  0% { transform: scale(0.9); opacity: 1; }
  50% { transform: scale(1.4); opacity: 0.6; }
  100% { transform: scale(0.9); opacity: 1; }
}

/* Compass Button */
.compass-wrapper {
  position: relative;
}

.compass-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border-radius: 8px;
  background: rgba(0, 0, 0, 0.45);
  border: 1px solid var(--border-glass);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  transition: all 0.3s ease;
}

.compass-icon {
  transition: transform 0.7s var(--ease-spring);
}

.compass-btn:hover .compass-icon,
.compass-btn.is-open .compass-icon {
  transform: rotate(360deg);
}

.compass-btn:hover,
.compass-btn.is-open {
  border-color: var(--accent-vermilion);
  background: rgba(235, 68, 0, 0.15);
}

/* Floating Compass Dropdown */
.compass-dropdown {
  position: absolute;
  top: calc(100% + 12px);
  right: 0;
  width: 260px;
  background: rgba(15, 10, 24, 0.95);
  backdrop-filter: blur(28px);
  -webkit-backdrop-filter: blur(28px);
  border: 1px solid var(--border-glass);
  border-radius: 12px;
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.6), 0 0 30px rgba(235, 68, 0, 0.1);
  transform: translateY(-8px) scale(0.96);
  opacity: 0;
  pointer-events: none;
  transition: all 0.25s var(--ease-spring);
  z-index: 1000;
}

.compass-dropdown.is-active {
  transform: translateY(0) scale(1);
  opacity: 1;
  pointer-events: auto;
}

.dropdown-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.18em;
}

.dropdown-tag {
  color: var(--accent-vermilion);
  font-weight: 700;
}

.dropdown-badge {
  color: var(--text-muted);
}

.dropdown-nav {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.menu-item {
  text-align: left;
  padding: 0.45rem 0.6rem;
  border-radius: 6px;
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text-parchment);
  transition: all 0.2s ease;
}

.menu-item:hover,
.menu-item.is-active {
  background: rgba(242, 230, 189, 0.08);
  color: var(--text-cream);
  transform: translateX(3px);
}

.dropdown-divider {
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, rgba(235, 68, 0, 0.4) 0%, transparent 100%);
}

.dropdown-channels {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.channels-caption {
  font-family: var(--font-mono);
  font-size: 0.625rem;
  letter-spacing: 0.16em;
  color: var(--text-muted);
}

.channel-links-row {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
}

.channel-links-row a {
  display: flex;
  justify-content: space-between;
  color: var(--text-muted);
  transition: color 0.2s ease;
}

.channel-links-row a:hover {
  color: var(--accent-vermilion);
}

.dropdown-contact-btn {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.6rem 0.85rem;
  background: var(--accent-vermilion);
  color: #000;
  border-radius: 6px;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  transition: background-color 0.25s ease;
}

.dropdown-contact-btn:hover {
  background: var(--accent-vermilion-hover);
}

/* --------------------------------------------------------------------------
   6. Main Content Area & Layout
   -------------------------------------------------------------------------- */
.scene-body {
  flex-grow: 1;
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  align-items: center;
  gap: clamp(2rem, 5vw, 6rem);
  padding: clamp(1.5rem, 3vh, 3.5rem) 0;
}

/* --------------------------------------------------------------------------
   7. Left Hero Section
   -------------------------------------------------------------------------- */
.hero-left {
  display: flex;
  flex-direction: column;
  gap: clamp(1rem, 2.2vh, 2rem);
  max-width: 680px;
}

.hero-meta-kicker {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.22em;
  color: var(--accent-vermilion);
  text-transform: uppercase;
  font-weight: 700;
}

.hero-title {
  font-family: var(--font-serif);
  font-size: clamp(3.2rem, 6.2vw, 6.4rem);
  font-weight: 400;
  line-height: 1.02;
  letter-spacing: -0.015em;
  color: var(--text-parchment);
}

.title-line {
  display: block;
}

.italic-serif {
  font-style: italic;
  font-family: var(--font-serif);
  color: var(--text-cream);
  padding-right: 0.05em;
}

.hero-subtitle {
  font-size: clamp(1rem, 1.35vw, 1.25rem);
  font-weight: 400;
  line-height: 1.55;
  color: var(--text-muted);
  max-width: 52ch;
}

/* Action Bar with Signature Vermilion Button */
.hero-actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 1.25rem;
  padding-top: 0.5rem;
}

.action-btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.85rem;
  background-color: var(--accent-vermilion);
  color: #000;
  padding: 0.85rem 1.75rem;
  border-radius: 8px;
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  transition: background-color 0.3s ease, transform 0.2s ease, box-shadow 0.3s ease;
  box-shadow: 0 8px 24px var(--accent-vermilion-glow);
}

.action-btn-primary:hover {
  background-color: var(--accent-vermilion-hover);
  transform: translateY(-2px);
  box-shadow: 0 12px 30px rgba(235, 68, 0, 0.5);
}

.action-btn-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.4s var(--ease-spring);
}

.action-btn-primary:hover .action-btn-icon {
  transform: rotate(45deg);
}

/* Copy Email Pill */
.copy-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.65rem 1.15rem;
  border-radius: 8px;
  background: rgba(0, 0, 0, 0.4);
  border: 1px solid var(--border-glass);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.copy-email-text {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  color: var(--text-parchment);
}

.copy-pill-btn {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.14em;
  padding: 0.25rem 0.5rem;
  border-radius: 4px;
  background: rgba(242, 230, 189, 0.1);
  color: var(--text-parchment);
  transition: all 0.2s ease;
}

.copy-pill-btn:hover {
  background: var(--text-parchment);
  color: #000;
}

.copy-pill-btn.is-copied {
  background: var(--accent-vermilion);
  color: #000;
}

.copy-pill-btn .copy-state-copied {
  display: none;
}

.copy-pill-btn.is-copied .copy-state-idle {
  display: none;
}

.copy-pill-btn.is-copied .copy-state-copied {
  display: inline;
}

.hero-location-tag {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.18em;
  color: var(--text-faint);
  text-transform: uppercase;
}

/* --------------------------------------------------------------------------
   8. Right Frosted Glass Showcase Card
   -------------------------------------------------------------------------- */
.showcase-card {
  position: relative;
  width: 100%;
  max-width: 540px;
  justify-self: end;
}

/* Dynamic Radial Orange Glow */
.card-glow-wrap {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
  border-radius: 12px;
  z-index: 1;
}

.card-glow {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 320px;
  height: 180px;
  border-radius: 50%;
  background: radial-gradient(ellipse, rgba(235, 68, 0, 0.55) 0%, rgba(235, 68, 0, 0.15) 50%, transparent 75%);
  filter: blur(45px);
  transform: translate(calc(-50% + var(--glow-x, 0px)), calc(-50% + var(--glow-y, 0px)));
  transition: transform 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  pointer-events: none;
}

/* Glass Panel */
.card-glass-panel {
  position: relative;
  z-index: 2;
  background: var(--bg-panel);
  border: 1.2px solid var(--border-glass);
  backdrop-filter: blur(28px);
  -webkit-backdrop-filter: blur(28px);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 30px 60px rgba(0, 0, 0, 0.45);
  display: flex;
  flex-direction: column;
}

.card-topbar {
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--border-glass);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.card-tabs {
  display: flex;
  gap: 0.5rem;
  width: 100%;
}

.tab-btn {
  flex: 1;
  padding: 0.5rem 0.75rem;
  border-radius: 6px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  color: var(--text-muted);
  text-transform: uppercase;
  background: transparent;
  transition: all 0.25s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
}

.tab-btn span {
  font-size: 0.65rem;
  color: var(--text-faint);
}

.tab-btn:hover {
  color: var(--text-parchment);
  background: rgba(242, 230, 189, 0.05);
}

.tab-btn.is-active {
  background: rgba(242, 230, 189, 0.12);
  color: var(--text-cream);
  font-weight: 700;
}

.tab-btn.is-active span {
  color: var(--accent-vermilion);
}

/* Tab Panes */
.tab-pane {
  display: none;
  padding: 1.5rem;
  min-height: 290px;
}

.tab-pane.is-active {
  display: flex;
  flex-direction: column;
  justify-content: center;
  animation: paneFadeIn 0.35s var(--ease-spring);
}

@keyframes paneFadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Tab 1: Project Items */
.project-items {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.project-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.85rem 1rem;
  border-radius: 8px;
  background: rgba(242, 230, 189, 0.03);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all 0.25s ease;
}

.project-row:hover,
.project-row:focus-visible {
  background: rgba(242, 230, 189, 0.08);
  border-color: var(--border-glass);
  outline: none;
}

.proj-left {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.proj-index {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  color: var(--text-faint);
}

.project-row:hover .proj-index {
  color: var(--accent-vermilion);
}

.proj-title {
  font-family: var(--font-serif);
  font-size: 1.4rem;
  line-height: 1.1;
  color: var(--text-parchment);
}

.proj-tag {
  font-size: 0.78rem;
  color: var(--text-muted);
  line-height: 1.3;
}

.proj-arrow {
  font-size: 1.25rem;
  color: var(--text-muted);
  transform: translate(0, 0);
  transition: transform 0.25s var(--ease-spring), color 0.25s ease;
}

.project-row:hover .proj-arrow {
  transform: translate(3px, -3px);
  color: var(--accent-vermilion);
}

/* Tab 2: Perspective */
.perspective-content {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  padding: 0.5rem 0.25rem;
}

.perspective-quote {
  font-family: var(--font-serif);
  font-size: 1.85rem;
  font-weight: 400;
  line-height: 1.1;
  color: var(--text-cream);
  letter-spacing: -0.01em;
}

.perspective-manifesto {
  font-size: 1rem;
  line-height: 1.5;
  color: var(--text-parchment);
}

.perspective-manifesto em {
  font-style: italic;
  color: var(--accent-vermilion);
}

.perspective-bio {
  font-size: 0.88rem;
  line-height: 1.6;
  color: var(--text-muted);
  padding-top: 1rem;
  border-top: 1px solid var(--border-glass);
}

/* Tab 3: Status */
.status-content {
  display: flex;
  flex-direction: column;
  gap: 1.1rem;
}

.status-header-tag {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.18em;
  color: var(--accent-vermilion);
  font-weight: 700;
}

.board-items {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.board-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 0.75rem 0.85rem;
  border-radius: 6px;
  background: rgba(242, 230, 189, 0.03);
  border: 1px solid var(--border-glass);
}

.board-num {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-faint);
}

.board-info {
  flex-grow: 1;
}

.board-info strong {
  display: block;
  font-size: 0.88rem;
  color: var(--text-parchment);
}

.board-info small {
  display: block;
  font-size: 0.72rem;
  color: var(--text-muted);
}

.status-pill {
  font-family: var(--font-mono);
  font-size: 0.58rem;
  letter-spacing: 0.14em;
  font-weight: 700;
  padding: 0.25rem 0.5rem;
  border-radius: 4px;
}

.status-pill--active {
  background: rgba(235, 68, 0, 0.2);
  color: var(--accent-vermilion);
  border: 1px solid rgba(235, 68, 0, 0.4);
}

.status-pill--lab {
  background: rgba(242, 230, 189, 0.1);
  color: var(--text-parchment);
  border: 1px solid var(--border-glass);
}

.board-channels-foot {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  color: var(--text-muted);
  padding-top: 0.5rem;
}

.board-channels-foot a {
  color: var(--text-parchment);
  transition: color 0.2s ease;
}

.board-channels-foot a:hover {
  color: var(--accent-vermilion);
}

.foot-dot {
  color: var(--text-faint);
}

/* Card Bottom Bar */
.card-bottombar {
  padding: 0.9rem 1.5rem;
  border-top: 1px solid var(--border-glass);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.14em;
  color: var(--text-muted);
  background: rgba(10, 6, 18, 0.4);
}

.bottombar-left {
  font-style: italic;
  font-family: var(--font-serif);
  font-size: 0.95rem;
  color: var(--text-parchment);
}

/* --------------------------------------------------------------------------
   9. Bottom Perimeter Bar
   -------------------------------------------------------------------------- */
.bottom-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 1.25rem;
  border-top: 1px solid var(--border-glass);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  color: var(--text-muted);
}

.bar-col--left {
  color: var(--text-parchment);
}

.bar-col--center {
  text-align: center;
  font-size: 0.65rem;
}

.bar-col--right {
  text-align: right;
  color: var(--accent-vermilion);
}

/* --------------------------------------------------------------------------
   10. Responsive Design
   -------------------------------------------------------------------------- */
@media (max-width: 1024px) {
  .scene-body {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .showcase-card {
    max-width: 100%;
  }
}

@media (max-width: 768px), (max-height: 700px) {
  html, body {
    height: auto;
    overflow-y: auto;
  }

  .viewport-scene {
    height: auto;
    min-height: 100vh;
    padding: 1.5rem 1.25rem;
    gap: 2.5rem;
  }

  .top-nav {
    flex-wrap: wrap;
    gap: 1rem;
  }

  .studio-live {
    display: none;
  }

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

  .action-btn-primary,
  .copy-pill {
    width: 100%;
    justify-content: center;
  }

  .bottom-bar {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
  }

  .bar-col--center,
  .bar-col--right {
    text-align: left;
  }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }

  .horizon-glow {
    animation: none;
  }
}