/* ─────────────────────────────────────────────────────────────────
   SACHA SCHWARZ — Portfolio CSS
   ───────────────────────────────────────────────────────────────── */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg:       #04040f;
  --cyan:     #00f5ff;
  --magenta:  #ff0090;
  --yellow:   #ffe600;
  --green:    #39ff14;
  --white:    #f0f0f8;
  --dim:      rgba(240,240,248,0.45);
  --glass:    rgba(4,4,15,0.82);
  --mono:     'Space Mono', monospace;
  --sans:     'Space Grotesk', sans-serif;
}

html, body {
  width: 100%; height: 100%;
  overflow: hidden;
  background: var(--bg);
  color: var(--white);
  font-family: var(--sans);
}

#scene {
  position: fixed;
  inset: 0;
  width: 100%; height: 100%;
  display: block;
}

.hidden { display: none !important; }


/* ── LOADING ────────────────────────────────────────────────────── */
#loading {
  position: fixed; inset: 0; z-index: 1000;
  background: var(--bg);
  display: flex; align-items: center; justify-content: center;
  transition: opacity 0.6s ease;
}
.loading-inner { text-align: center; }

.loading-name {
  font-family: var(--mono);
  font-size: clamp(2.5rem, 8vw, 6rem);
  font-weight: 700;
  line-height: 0.9;
  letter-spacing: 0.05em;
  color: var(--cyan);
  text-shadow: 0 0 60px var(--cyan), 0 0 120px rgba(0,245,255,.3);
  margin-bottom: 3rem;
}

.loading-bar {
  width: min(320px, 70vw);
  height: 1px;
  background: rgba(255,255,255,.1);
  margin: 0 auto 1.2rem;
}
#loading-fill {
  height: 100%;
  width: 0%;
  background: var(--cyan);
  box-shadow: 0 0 12px var(--cyan);
  transition: width 0.25s ease;
}
.loading-status {
  font-family: var(--mono);
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  color: rgba(255,255,255,.3);
  text-transform: uppercase;
}


/* ── START SCREEN ───────────────────────────────────────────────── */
#start {
  position: fixed; inset: 0; z-index: 900;
  display: flex; align-items: center; justify-content: center;
  background: radial-gradient(ellipse at 50% 60%, rgba(0,245,255,.04) 0%, transparent 65%);
}
.start-inner { text-align: center; }

.start-label {
  font-family: var(--mono);
  font-size: clamp(0.6rem, 1.5vw, 0.8rem);
  letter-spacing: 0.25em;
  color: var(--cyan);
  text-transform: uppercase;
  margin-bottom: 1.5rem;
  opacity: 0.8;
}

.start-inner h1 {
  font-family: var(--mono);
  font-size: clamp(3.5rem, 12vw, 9rem);
  font-weight: 700;
  line-height: 0.88;
  letter-spacing: -0.02em;
  color: var(--white);
  margin-bottom: 3rem;
}

.start-keys {
  display: flex;
  gap: clamp(1rem, 3vw, 2.5rem);
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 3rem;
}
.key-hint {
  display: flex; flex-direction: column; align-items: center; gap: 0.4rem;
}
.key-hint kbd {
  display: inline-block;
  background: rgba(255,255,255,.05);
  border: 1px solid rgba(255,255,255,.15);
  color: var(--white);
  font-family: var(--mono);
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  padding: 0.3rem 0.7rem;
  border-radius: 2px;
}
.key-hint span {
  font-family: var(--mono);
  font-size: 0.58rem;
  color: var(--dim);
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

#enter-btn {
  background: transparent;
  border: 1px solid var(--cyan);
  color: var(--cyan);
  font-family: var(--mono);
  font-size: 0.8rem;
  letter-spacing: 0.35em;
  padding: 1rem 3.5rem;
  cursor: pointer;
  transition: background 0.25s, color 0.25s, box-shadow 0.25s;
  text-transform: uppercase;
}
#enter-btn:hover {
  background: var(--cyan);
  color: var(--bg);
  box-shadow: 0 0 40px rgba(0,245,255,.4);
}


/* ── PAUSED OVERLAY ─────────────────────────────────────────────── */
#paused {
  position: fixed; inset: 0; z-index: 800;
  display: flex; align-items: center; justify-content: center;
  background: rgba(4,4,15,.7);
  backdrop-filter: blur(8px);
  cursor: pointer;
}
.paused-inner { text-align: center; }
.paused-title {
  font-family: var(--mono);
  font-size: clamp(2rem, 6vw, 4rem);
  letter-spacing: 0.3em;
  color: var(--white);
  margin-bottom: 1rem;
}
.paused-hint {
  font-family: var(--mono);
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  color: var(--dim);
  text-transform: uppercase;
}


/* ── HUD ────────────────────────────────────────────────────────── */
#hud {
  position: fixed; inset: 0; z-index: 100;
  pointer-events: none;
}

#crosshair {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  width: 16px; height: 16px;
}
#crosshair::before,
#crosshair::after {
  content: '';
  position: absolute;
  background: rgba(255,255,255,.6);
}
#crosshair::before {
  width: 1px; height: 100%;
  left: 50%; top: 0;
  transform: translateX(-50%);
}
#crosshair::after {
  height: 1px; width: 100%;
  top: 50%; left: 0;
  transform: translateY(-50%);
}

#location {
  position: absolute;
  bottom: 2.5rem; left: 50%;
  transform: translateX(-50%);
  font-family: var(--mono);
  font-size: 0.65rem;
  letter-spacing: 0.25em;
  color: rgba(255,255,255,.3);
  text-transform: uppercase;
  white-space: nowrap;
}

#hud-keys {
  position: absolute;
  bottom: 2.5rem; right: 2rem;
  display: flex; flex-direction: column;
  align-items: flex-end; gap: 0.25rem;
}
#hud-keys span {
  font-family: var(--mono);
  font-size: 0.55rem;
  letter-spacing: 0.12em;
  color: rgba(255,255,255,.2);
  text-transform: uppercase;
}


/* ── INTERACT PROMPT ────────────────────────────────────────────── */
#prompt {
  position: fixed;
  bottom: 38%;
  left: 50%;
  transform: translateX(-50%);
  z-index: 200;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  animation: promptFloat 2.2s ease-in-out infinite;
}
@keyframes promptFloat {
  0%,100% { transform: translateX(-50%) translateY(0); }
  50%      { transform: translateX(-50%) translateY(-6px); }
}
#prompt kbd {
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.25);
  color: var(--white);
  font-family: var(--mono);
  font-size: 0.8rem;
  width: 2.2rem; height: 2.2rem;
  display: flex; align-items: center; justify-content: center;
  border-radius: 3px;
  backdrop-filter: blur(8px);
}
#prompt-label {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  color: var(--white);
  text-transform: uppercase;
  opacity: 0.75;
}


/* ── PROJECT MODAL ──────────────────────────────────────────────── */
#modal {
  position: fixed; inset: 0; z-index: 600;
  display: flex; align-items: center; justify-content: center;
  background: rgba(4,4,15,.94);
  backdrop-filter: blur(24px);
  padding: 2rem;
  overflow-y: auto;
}

#modal-close {
  position: fixed;
  top: 1.75rem; right: 2rem;
  background: transparent;
  border: 1px solid rgba(255,255,255,.15);
  color: rgba(255,255,255,.5);
  font-family: var(--mono);
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  padding: 0.5rem 1.1rem;
  cursor: pointer;
  transition: border-color .25s, color .25s;
  z-index: 10;
  text-transform: uppercase;
}
#modal-close:hover {
  border-color: var(--magenta);
  color: var(--magenta);
}

#modal-body {
  display: grid;
  grid-template-columns: minmax(280px, 1fr) minmax(0, 2fr);
  gap: 4rem;
  width: 100%;
  max-width: 1300px;
  align-items: start;
  margin-top: 2rem;
}

/* info column */
#modal-info {
  display: flex;
  flex-direction: column;
  gap: 1.1rem;
}

#modal-cat {
  font-family: var(--mono);
  font-size: 0.62rem;
  letter-spacing: 0.3em;
  color: var(--cyan);
  text-transform: uppercase;
}
#modal-title {
  font-size: clamp(1.6rem, 3.5vw, 2.8rem);
  font-weight: 700;
  line-height: 1.05;
  color: var(--white);
}
#modal-year {
  font-family: var(--mono);
  font-size: 0.72rem;
  color: rgba(255,255,255,.35);
  letter-spacing: 0.12em;
}
#modal-desc {
  font-size: 0.95rem;
  line-height: 1.75;
  color: rgba(240,240,248,.65);
}
#modal-tags {
  display: flex; flex-wrap: wrap; gap: 0.5rem;
}
.tag {
  font-family: var(--mono);
  font-size: 0.6rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(255,255,255,.4);
  border: 1px solid rgba(255,255,255,.1);
  padding: 0.25rem 0.65rem;
}
#modal-links {
  display: flex; flex-wrap: wrap; gap: 0.75rem;
  margin-top: 0.5rem;
}
.modal-link {
  font-family: var(--mono);
  font-size: 0.65rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(0,245,255,.3);
  padding-bottom: 1px;
  transition: border-color .2s;
}
.modal-link:hover { border-color: var(--cyan); }

/* media column */
#modal-media-wrap {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

#modal-media {
  width: 100%;
  aspect-ratio: 16/9;
  background: rgba(255,255,255,.025);
  border: 1px solid rgba(255,255,255,.06);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  position: relative;
}
#modal-media img,
#modal-media video {
  width: 100%; height: 100%;
  object-fit: cover;
  display: block;
}
#modal-media iframe {
  width: 100%; height: 100%;
  border: none;
  display: block;
}

/* gallery placeholder */
.media-placeholder {
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
}
.media-placeholder-icon {
  font-size: 2.5rem;
  opacity: 0.7;
}
.media-placeholder-label {
  font-family: var(--mono);
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  color: rgba(255,255,255,.2);
  text-transform: uppercase;
}
.media-placeholder-hint {
  font-family: var(--mono);
  font-size: 0.55rem;
  letter-spacing: 0.1em;
  color: rgba(255,255,255,.1);
}

#modal-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 2rem;
}
#modal-nav button {
  background: transparent;
  border: 1px solid rgba(255,255,255,.15);
  color: var(--white);
  font-family: var(--mono);
  font-size: 0.9rem;
  width: 2.5rem; height: 2.5rem;
  cursor: pointer;
  transition: border-color .2s, color .2s;
  display: flex; align-items: center; justify-content: center;
}
#modal-nav button:hover { border-color: var(--cyan); color: var(--cyan); }
#nav-count {
  font-family: var(--mono);
  font-size: 0.7rem;
  color: rgba(255,255,255,.35);
  letter-spacing: 0.15em;
  min-width: 4ch;
  text-align: center;
}


/* ── MOBILE WARNING ─────────────────────────────────────────────── */
#mobile-warn {
  display: none;
  position: fixed; inset: 0; z-index: 2000;
  background: var(--bg);
  align-items: center; justify-content: center;
  text-align: center;
  padding: 2rem;
}
#mobile-warn p {
  font-family: var(--mono);
  font-size: 0.85rem;
  line-height: 1.7;
  color: var(--dim);
  margin-bottom: 2rem;
  max-width: 400px;
}
#mobile-warn button {
  background: transparent;
  border: 1px solid rgba(255,255,255,.2);
  color: var(--white);
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  padding: 0.75rem 2rem;
  cursor: pointer;
}
@media (pointer: coarse) {
  #mobile-warn { display: flex; }
}


/* ── RESPONSIVE ─────────────────────────────────────────────────── */
@media (max-width: 900px) {
  #modal-body {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  #modal-media { aspect-ratio: 16/9; }
}

/* Scrollbar */
::-webkit-scrollbar { width: 3px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: rgba(255,255,255,.15); }