/* ==========================================================================
   portfolio.css  —  Matrix Portfolio Design System
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Share+Tech+Mono&display=swap');

/* ---- Variables ---- */
:root {
  --green:       #00ff41;
  --green-dim:   #00aa2a;
  --green-dark:  #003a0a;
  --green-glow:  rgba(0, 255, 65, 0.15);
  --green-glow2: rgba(0, 255, 65, 0.06);
  --black:       #000000;
  --surface:     #030803;
  --surface2:    #070f07;
  --border:      #0d2e0d;
  --border-hi:   #00ff41;
  --text:        #00ff41;
  --text-dim:    #36c64e;
  --text-muted:  #2acd48;
  --white:       #e8ffe8;
  --font-mono:   'Share Tech Mono', 'Courier New', monospace;
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--black);
  color: var(--text);
  font-family: var(--font-mono);
  min-height: 100vh;
  position: relative;
  overflow-x: hidden;
}

/* ---- Scanline overlay ---- */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(0, 0, 0, 0.15) 2px,
    rgba(0, 0, 0, 0.15) 4px
  );
  pointer-events: none;
  z-index: 9998;
}

/* ---- Ambient glow top-left ---- */
body::after {
  content: '';
  position: fixed;
  top: -200px;
  left: -200px;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(0,255,65,0.04) 0%, transparent 70%);
  pointer-events: none;
  z-index: 0;
}

/* ==========================================================================
   NAVBAR
   ========================================================================== */

.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 40px;
  height: 56px;
  background: rgba(0, 0, 0, 0.92);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(6px);
}

.nav-logo {
  font-family: var(--font-mono);
  font-size: 0.85em;
  color: var(--green-dim);
  letter-spacing: 3px;
  text-transform: uppercase;
  text-decoration: none;
  white-space: nowrap;
}

.nav-logo span { color: var(--green); }

.nav-links {
  display: flex;
  gap: 0;
  list-style: none;
}

.nav-links a {
  display: block;
  padding: 0 16px;
  height: 56px;
  line-height: 56px;
  font-family: var(--font-mono);
  font-size: 0.72em;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--text-dim);
  text-decoration: none;
  border-right: 1px solid var(--border);
  transition: color 0.2s, background 0.2s;
  white-space: nowrap;
}

.nav-links a:first-child { border-left: 1px solid var(--border); }

.nav-links a:hover,
.nav-links a.active {
  color: var(--green);
  background: var(--green-glow2);
}

/* Hamburger — mobile only */
.hamburger-menu { display: none; }

.menu-toggle {
  font-size: 20px;
  color: var(--green);
  cursor: pointer;
  background: none;
  border: none;
  padding: 4px 8px;
}

/* Mobile nav */
.dropdown-links {
  display: none;
  flex-direction: column;
  position: absolute;
  top: 56px;
  left: 0;
  width: 100%;
  background: var(--black);
  border-bottom: 1px solid var(--border);
  z-index: 99;
}

.dropdown-links.active { display: flex; }

.dropdown-link {
  padding: 14px 24px;
  font-family: var(--font-mono);
  font-size: 0.8em;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--text-dim);
  text-decoration: none;
  border-bottom: 1px solid var(--border);
  transition: color 0.15s, background 0.15s;
}

.dropdown-link:hover {
  color: var(--green);
  background: var(--green-glow2);
}

/* ==========================================================================
   PAGE HEADER
   ========================================================================== */

.page-header {
  padding: 48px 40px 32px;
  position: relative;
  z-index: 1;
}

.page-header__eyebrow {
  font-size: 0.7em;
  letter-spacing: 4px;
  color: var(--text-muted);
  text-transform: uppercase;
  margin-bottom: 8px;
}

.page-header__title {
  font-family: var(--font-mono);
  font-size: clamp(1.8em, 4vw, 3em);
  color: var(--green);
  text-shadow: 0 0 30px rgba(0, 255, 65, 0.4);
  letter-spacing: 4px;
  text-transform: uppercase;
  line-height: 1.1;
}

.page-header__title::after {
  content: '_';
  animation: blink 1.2s step-end infinite;
  color: var(--green-dim);
}

@keyframes blink { 50% { opacity: 0; } }

.page-header__line {
  margin-top: 16px;
  height: 1px;
  background: linear-gradient(to right, var(--green-dim), transparent);
  width: 200px;
}

/* ==========================================================================
   CAROUSEL
   ========================================================================== */

.carousel-section {
  padding: 0 40px 48px;
  position: relative;
  z-index: 1;
}

.carousel-label {
  font-size: 0.65em;
  letter-spacing: 4px;
  color: var(--text-muted);
  text-transform: uppercase;
  margin-bottom: 12px;
}

.carousel-label span { color: var(--green-dim); }

.carousel-outer {
  position: relative;
  border: 1px solid var(--border);
  background: var(--surface);
  overflow: hidden;
  max-width: 780px;
}

/* Corner brackets */
.carousel-outer::before,
.carousel-outer::after {
  content: '';
  position: absolute;
  width: 20px;
  height: 20px;
  z-index: 3;
  pointer-events: none;
}

.carousel-outer::before {
  top: -1px; left: -1px;
  border-top: 2px solid var(--green);
  border-left: 2px solid var(--green);
}

.carousel-outer::after {
  bottom: -1px; right: -1px;
  border-bottom: 2px solid var(--green);
  border-right: 2px solid var(--green);
}

.carousel-track {
  display: flex;
  transition: transform 0.55s cubic-bezier(0.77, 0, 0.175, 1);
  will-change: transform;
}

.carousel-slide {
  min-width: 100%;
  position: relative;
  cursor: pointer;
  aspect-ratio: 16 / 8;
  overflow: hidden;
  background: var(--surface);
}

.carousel-slide img,
.carousel-slide video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.6s ease, filter 0.4s ease;
  filter: brightness(0.75) saturate(0.6);
}

.carousel-slide:hover img,
.carousel-slide:hover video {
  transform: scale(1.02);
  filter: brightness(0.9) saturate(0.8);
}

/* Green tint overlay */
.carousel-slide::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to top,
    rgba(0, 0, 0, 0.85) 0%,
    rgba(0, 0, 0, 0.2) 50%,
    transparent 100%
  );
  pointer-events: none;
}

.carousel-slide__meta {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 24px 28px;
  z-index: 2;
}

.carousel-slide__index {
  font-size: 0.65em;
  letter-spacing: 3px;
  color: var(--green-dim);
  margin-bottom: 4px;
}

.carousel-slide__title {
  font-size: clamp(1.1em, 2.5vw, 1.8em);
  color: var(--green);
  text-shadow: 0 0 20px rgba(0, 255, 65, 0.5);
  letter-spacing: 2px;
  text-transform: uppercase;
}

/* Audio carousel slide */
.carousel-slide--audio {
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--surface2);
  cursor: pointer;
}

.carousel-slide--audio .audio-visual {
  display: flex;
  align-items: flex-end;
  gap: 4px;
  height: 80px;
}

.audio-bar {
  width: 6px;
  background: var(--green-dim);
  border-radius: 2px 2px 0 0;
  animation: audioBar 1.2s ease-in-out infinite alternate;
}

.audio-bar:nth-child(1)  { height: 40%; animation-delay: 0s;    }
.audio-bar:nth-child(2)  { height: 70%; animation-delay: 0.1s;  }
.audio-bar:nth-child(3)  { height: 55%; animation-delay: 0.2s;  }
.audio-bar:nth-child(4)  { height: 85%; animation-delay: 0.3s;  }
.audio-bar:nth-child(5)  { height: 60%; animation-delay: 0.15s; }
.audio-bar:nth-child(6)  { height: 45%; animation-delay: 0.25s; }
.audio-bar:nth-child(7)  { height: 75%; animation-delay: 0.05s; }
.audio-bar:nth-child(8)  { height: 50%; animation-delay: 0.35s; }
.audio-bar:nth-child(9)  { height: 65%; animation-delay: 0.12s; }
.audio-bar:nth-child(10) { height: 38%; animation-delay: 0.22s; }

@keyframes audioBar {
  from { transform: scaleY(0.3); opacity: 0.5; }
  to   { transform: scaleY(1);   opacity: 1;   }
}

/* Prev/Next buttons */
.carousel-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 4;
  background: rgba(0, 0, 0, 0.7);
  border: 1px solid var(--border);
  color: var(--green);
  font-family: var(--font-mono);
  font-size: 1.2em;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background 0.2s, border-color 0.2s, box-shadow 0.2s;
}

.carousel-btn:hover {
  background: var(--green-glow);
  border-color: var(--green);
  box-shadow: 0 0 12px var(--green-glow);
}

.carousel-btn--prev { left: 12px; }
.carousel-btn--next { right: 12px; }

/* Dots */
.carousel-dots {
  display: flex;
  gap: 8px;
  justify-content: center;
  padding: 14px 0 4px;
}

.carousel-dot {
  width: 24px;
  height: 3px;
  background: var(--border);
  cursor: pointer;
  transition: background 0.25s, width 0.25s;
  border: none;
  padding: 0;
}

.carousel-dot.active {
  background: var(--green);
  width: 40px;
  box-shadow: 0 0 8px var(--green-glow);
}

/* ==========================================================================
   GRID  —  smaller cards, more breathing room
   ========================================================================== */

.grid-section {
  padding: 0 40px 60px;
  position: relative;
  z-index: 1;
}

.grid-section__label {
  font-size: 0.65em;
  letter-spacing: 4px;
  color: var(--text-muted);
  text-transform: uppercase;
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.grid-section__label::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--border);
}

/* Smaller min width + real gap so cards breathe */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 16px;
}

/* ---- Cards — reduced size ---- */
.card {
  position: relative;
  background: var(--surface);
  border: 1px solid var(--border);
  cursor: pointer;
  overflow: hidden;
  aspect-ratio: 1 / 1;
  transition: border-color 0.25s, box-shadow 0.25s;
  text-decoration: none;
}

.card:hover {
  border-color: var(--green-dim);
  box-shadow: 0 0 20px var(--green-glow);
  z-index: 2;
}

.card img,
.card video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.5s ease, filter 0.3s ease;
  filter: brightness(0.7) saturate(0.5);
}

.card:hover img,
.card:hover video {
  transform: scale(1.06);
  filter: brightness(0.85) saturate(0.75);
}

.card::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.85) 0%, transparent 55%);
  pointer-events: none;
  transition: opacity 0.3s;
}

.card:hover::after { opacity: 0.7; }

.card__meta {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 10px 12px;
  z-index: 2;
}

.card__title {
  font-family: var(--font-mono);
  font-size: 0.75em;
  letter-spacing: 2px;
  color: var(--green);
  text-transform: uppercase;
  text-shadow: 0 0 10px rgba(0,255,65,0.4);
}

.card__hint {
  font-size: 0.58em;
  letter-spacing: 2px;
  color: var(--text-muted);
  margin-top: 2px;
  opacity: 0;
  transform: translateY(4px);
  transition: opacity 0.25s, transform 0.25s;
}

.card:hover .card__hint {
  opacity: 1;
  transform: translateY(0);
}

/* ---- Audio card ---- */
.card--audio {
  aspect-ratio: 1 / 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 16px;
  cursor: pointer;
  background: var(--surface2);
}

.card--audio::after { display: none; }
.card--audio:hover { border-color: var(--green-dim); }

.card--audio .audio-bars {
  display: flex;
  align-items: flex-end;
  gap: 3px;
  height: 40px;
}

.card--audio .audio-bar {
  width: 4px;
  background: var(--green-dark);
  border-radius: 1px;
  transition: background 0.25s;
}

.card--audio:hover .audio-bar { background: var(--green-dim); }

.card--audio .card__title {
  position: static;
  font-size: 0.75em;
  text-align: center;
  padding: 0 12px;
}

/* ==========================================================================
   MODAL
   ========================================================================== */

.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.95);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.modal-overlay.open {
  opacity: 1;
  pointer-events: all;
}

.modal {
  width: 100%;
  max-width: 900px;
  max-height: 90vh;
  overflow-y: auto;
  background: var(--surface);
  border: 1px solid var(--border);
  position: relative;
  transform: translateY(16px) scale(0.98);
  transition: transform 0.35s cubic-bezier(0.22, 1, 0.36, 1);
  scrollbar-width: thin;
  scrollbar-color: var(--green-dark) transparent;
}

.modal-overlay.open .modal {
  transform: translateY(0) scale(1);
}

.modal::before,
.modal::after {
  content: '';
  position: absolute;
  width: 16px;
  height: 16px;
  pointer-events: none;
  z-index: 2;
}

.modal::before {
  top: -1px; left: -1px;
  border-top: 2px solid var(--green);
  border-left: 2px solid var(--green);
}

.modal::after {
  bottom: -1px; right: -1px;
  border-bottom: 2px solid var(--green);
  border-right: 2px solid var(--green);
}

.modal__close {
  position: absolute;
  top: 12px;
  right: 14px;
  background: none;
  border: 1px solid var(--border);
  color: var(--text-dim);
  font-family: var(--font-mono);
  font-size: 0.8em;
  padding: 4px 10px;
  cursor: pointer;
  z-index: 3;
  letter-spacing: 1px;
  transition: color 0.2s, border-color 0.2s;
}

.modal__close:hover {
  color: var(--green);
  border-color: var(--green-dim);
}

.modal__media {
  width: 100%;
  background: var(--black);
  line-height: 0;
}

.modal__media img,
.modal__media video {
  width: 100%;
  max-height: 60vh;
  object-fit: contain;
  display: block;
}

.modal__media audio {
  width: 100%;
  background: var(--surface2);
  height: 48px;
  display: block;
  filter: invert(1) hue-rotate(90deg) brightness(0.8);
}

.modal__audio-visual {
  width: 100%;
  height: 200px;
  background: var(--surface2);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 5px;
}

.modal__audio-visual .audio-bar {
  width: 8px;
  background: var(--green-dim);
  border-radius: 2px 2px 0 0;
}

.modal__body {
  padding: 24px 28px 32px;
}

.modal__eyebrow {
  font-size: 0.62em;
  letter-spacing: 4px;
  color: var(--text-muted);
  text-transform: uppercase;
  margin-bottom: 6px;
}

.modal__title {
  font-family: var(--font-mono);
  font-size: 1.5em;
  color: var(--green);
  text-shadow: 0 0 20px rgba(0, 255, 65, 0.35);
  letter-spacing: 3px;
  text-transform: uppercase;
  margin-bottom: 20px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border);
}

.modal__desc {
  font-family: var(--font-mono);
  font-size: 0.82em;
  color: var(--text-dim);
  line-height: 1.8;
  letter-spacing: 0.5px;
}

.modal__desc--placeholder {
  color: var(--text-muted);
  font-style: italic;
  border-left: 2px solid var(--green-dark);
  padding-left: 12px;
}

/* ==========================================================================
   MODAL OPEN STATE — disables scanline overlay for cleaner media viewing
   ========================================================================== */
body.modal-open::before {
  display: none;
}


/* ==========================================================================
   PORTFOLIO HUB
   ========================================================================== */

.hub-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 2px;
  padding: 0 40px 60px;
  position: relative;
  z-index: 1;
}

.hub-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 14px;
  padding: 48px 20px;
  background: var(--surface);
  border: 1px solid var(--border);
  text-decoration: none;
  color: var(--text-dim);
  font-family: var(--font-mono);
  transition: background 0.2s, border-color 0.2s, color 0.2s, box-shadow 0.2s;
  position: relative;
  overflow: hidden;
}

.hub-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--green-glow2);
  opacity: 0;
  transition: opacity 0.3s;
}

.hub-card:hover {
  border-color: var(--green-dim);
  color: var(--green);
  box-shadow: 0 0 24px var(--green-glow);
}

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

.hub-card i {
  font-size: 2em;
  color: var(--green-dark);
  transition: color 0.2s, text-shadow 0.2s;
  position: relative;
}

.hub-card:hover i {
  color: var(--green);
  text-shadow: 0 0 16px rgba(0, 255, 65, 0.5);
}

.hub-card p {
  font-size: 0.7em;
  letter-spacing: 4px;
  text-transform: uppercase;
  position: relative;
  margin: 0;
  text-shadow: none;
}

.hub-intro {
  padding: 0 40px 40px;
  max-width: 600px;
  position: relative;
  z-index: 1;
}

.hub-intro p {
  font-size: 0.8em;
  color: var(--text-muted);
  line-height: 1.9;
  letter-spacing: 0.5px;
}

.hub-intro p strong { color: var(--green-dim); font-weight: normal; }

/* ==========================================================================
   FOOTER
   ========================================================================== */

.site-footer {
  border-top: 1px solid var(--border);
  padding: 20px 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.65em;
  letter-spacing: 3px;
  color: var(--text-muted);
  text-transform: uppercase;
  position: relative;
  z-index: 1;
}

.site-footer::before {
  content: '> ';
  color: var(--green-dark);
}

/* Disable scanline when modal is open */
body.modal-open::before {
  display: none;
}

/* ==========================================================================
   RESPONSIVE
   ========================================================================== */

@media (max-width: 768px) {
  .navbar { padding: 0 20px; }
  .nav-links { display: none; }
  .hamburger-menu { display: block; }

  .page-header  { padding: 32px 20px 24px; }
  .carousel-section,
  .grid-section { padding-left: 20px; padding-right: 20px; }
  .hub-grid     { padding-left: 20px; padding-right: 20px; }
  .hub-intro    { padding-left: 20px; padding-right: 20px; }
  .site-footer  { padding-left: 20px; padding-right: 20px; }

  .carousel-slide { aspect-ratio: 4 / 3; }
  .grid { grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); gap: 10px; }
  .hub-grid { grid-template-columns: repeat(2, 1fr); }

  .modal { max-height: 95vh; }
  .modal__body { padding: 18px 18px 24px; }
}

@media (max-width: 480px) {
  .grid { grid-template-columns: 1fr 1fr; gap: 8px; }
  .hub-grid { grid-template-columns: 1fr 1fr; }
}

.navbar,
.page-header,
.carousel-section,
.grid-section,
.hub-grid,
.hub-intro,
.modal-overlay,
.site-footer,
main,
header,
section,
footer {
  position: relative;
  z-index: 1;
}