/* projects.css — neobrutalism */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; -webkit-tap-highlight-color: transparent; }

:root {
  --bg:          #F5F3EE;
  --bg-card:     #FFFFFF;
  --bg-card2:    #FFFDF7;
  --ink:         #0A0A0A;
  --blue:        #3B82F6;
  --cyan:        #06B6D4;
  --green:       #25D366;
  --white:       #FFFFFF;
  --gray-2:      rgba(10,10,10,0.62);
  --gray-3:      rgba(10,10,10,0.40);
  --border:      var(--ink);
  --border-glow: rgba(59,130,246,0.45);
  --grad-blue:   linear-gradient(135deg, #3B82F6, #06B6D4);
  --grad-card:   var(--bg-card);
  --shadow-sm:   3px 3px 0 var(--ink);
  --shadow-md:   5px 5px 0 var(--ink);
  --shadow-blue: 5px 5px 0 var(--blue);
  --radius:      14px;
  --radius-sm:   10px;
  --border-w:    3px;
  --border-w-lg: 4px;
  --font:        'Inter', system-ui, -apple-system, sans-serif;
  --ease-spring: cubic-bezier(0.34,1.56,0.64,1);
  --ease-smooth: cubic-bezier(0.25,0.46,0.45,0.94);
  --ease-snap:   cubic-bezier(0.16,1,0.3,1);
}

html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }
body { font-family: var(--font); background: var(--bg); color: var(--ink); min-height: 100vh; overflow-x: hidden; -webkit-user-select: none; user-select: none; }
a { color: inherit; text-decoration: none; }
img, video { -webkit-user-drag: none; user-drag: none; }
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--ink); border-radius: 0; }

/* ── Ambient — flat shapes, same language as homepage ──── */
@keyframes blobDrift {
  0%,100% { transform: translate(0,0) rotate(0deg); }
  33%      { transform: translate(18px,-12px) rotate(4deg); }
  66%      { transform: translate(-14px,10px) rotate(-3deg); }
}
.ambient { position: fixed; inset: 0; z-index: 0; pointer-events: none; overflow: hidden; }
.ambient-blob { position: absolute; will-change: transform; }
.blob-1 { width: 110px; height: 110px; background: var(--blue); border: var(--border-w) solid var(--ink); border-radius: 50%; top: 6%; left: -36px; opacity: 0.14; animation: blobDrift 22s ease-in-out infinite; }
.blob-2 { width: 84px; height: 84px; background: var(--cyan); border: var(--border-w) solid var(--ink); top: 58%; right: -26px; opacity: 0.12; animation: blobDrift 26s ease-in-out infinite reverse; }
.grid-overlay { position: absolute; inset: 0; background-image: linear-gradient(rgba(10,10,10,0.05) 1.5px, transparent 1.5px), linear-gradient(90deg, rgba(10,10,10,0.05) 1.5px, transparent 1.5px); background-size: 32px 32px; }

#app { position: relative; z-index: 1; min-height: 100vh; }

/* Same entrance system as the homepage cards — a keyframe pop/bounce
   (not a plain transition) so the motion actually reads as "popping
   in" the whole way through, matching what's used for Mathabot /
   Project & Preset / Channel / social cards. */
@keyframes projectRevealPop {
  from { opacity: 0; transform: translateY(10px) scale(0.92); }
  to   { opacity: 1; transform: translateY(0) scale(1); }
}
.reveal { opacity: 0; transform: translateY(-10px) scale(0.85); will-change: transform, opacity; }
.reveal.in { animation: projectRevealPop 0.55s var(--ease-smooth) forwards; animation-delay: var(--delay, 0s); }
/* Tilt is reserved for :hover and .card-press below — cards sit flat
   at rest now instead of staying permanently crooked. */

/* ── Back button — bordered square, hard shadow ───────── */
.back-btn {
  position: fixed; top: 18px; left: 18px; z-index: 100;
  width: 42px; height: 42px; border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  background: var(--white); border: var(--border-w) solid var(--ink);
  box-shadow: 3px 3px 0 var(--ink);
  color: var(--ink);
  transition: transform 0.15s var(--ease-snap), box-shadow 0.15s var(--ease-snap);
}
.back-btn:hover  { transform: translate(-2px,-2px); box-shadow: 5px 5px 0 var(--blue); }
.back-btn:active { transform: translate(2px,2px); box-shadow: 1px 1px 0 var(--ink); }

/* ── Loader — deliberately NOT the homepage's progress-bar/percentage
   style. Four little squares pulsing in sequence, gone well under a
   second — just enough to read as a transition into the page. ───── */
.projects-loader {
  position: fixed; inset: 0; z-index: 999;
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 16px;
  background: var(--bg);
  transition: opacity 0.35s var(--ease-smooth);
}
.projects-loader.done { opacity: 0; pointer-events: none; }

.projects-loader-spin { position: relative; width: 46px; height: 46px; }
.projects-loader-spin span {
  position: absolute; width: 16px; height: 16px;
  border: 2.5px solid var(--ink); border-radius: 4px;
  animation: loaderPulse 1s var(--ease-spring) infinite;
}
.projects-loader-spin span:nth-child(1) { top: 0; left: 0; background: var(--blue); animation-delay: 0s; }
.projects-loader-spin span:nth-child(2) { top: 0; right: 0; background: var(--cyan); animation-delay: 0.12s; }
.projects-loader-spin span:nth-child(3) { bottom: 0; right: 0; background: var(--green); animation-delay: 0.24s; }
.projects-loader-spin span:nth-child(4) { bottom: 0; left: 0; background: #8B5CF6; animation-delay: 0.36s; }

@keyframes loaderPulse {
  0%, 100% { transform: scale(1) rotate(0deg); opacity: 1; }
  50%       { transform: scale(0.55) rotate(25deg); opacity: 0.45; }
}

.projects-loader-label {
  font-size: 11.5px; font-weight: 800; letter-spacing: 0.06em;
  text-transform: uppercase; color: var(--gray-2);
}

#app.app-loading { opacity: 0; }
#app { transition: opacity 0.4s var(--ease-smooth); }

@media (prefers-reduced-motion: reduce) {
  .projects-loader-spin span { animation: none; }
}

/* ── Header ──────────────────────────────────────────── */
.projects-header {
  display: flex; flex-direction: column; align-items: center;
  text-align: center; padding: 76px 24px 22px; gap: 20px;
}

.projects-title-wrap { display: flex; flex-direction: column; align-items: center; gap: 8px; }

.projects-title-eyebrow {
  display: inline-block;
  font-size: 0.68rem; font-weight: 800; letter-spacing: 0.1em;
  text-transform: uppercase; color: var(--ink);
  background: var(--cyan);
  border: 2px solid var(--ink);
  padding: 3px 10px;
}

.projects-title { font-size: 2.1rem; font-weight: 900; letter-spacing: -0.03em; line-height: 1.08; color: var(--ink); }

.title-accent {
  position: relative;
  display: inline-block;
  color: var(--ink);
}
.title-accent::after {
  content: '';
  position: absolute;
  left: -3%; right: -3%; bottom: 0.05em;
  height: 0.28em;
  background: var(--blue);
  z-index: -1;
}

.projects-subtitle { font-size: 13.5px; color: var(--gray-2); font-weight: 600; }

/* ── Search ──────────────────────────────────────────── */
.search-wrap { width: 100%; max-width: 420px; display: flex; flex-direction: column; gap: 8px; }

.search-box {
  display: flex; align-items: center; gap: 10px;
  padding: 0 16px; height: 48px;
  background: var(--white); border: var(--border-w) solid var(--ink);
  border-radius: 999px;
  box-shadow: var(--shadow-sm);
  transition: box-shadow 0.15s var(--ease-snap), transform 0.15s var(--ease-snap);
}
.search-box:focus-within { box-shadow: 5px 5px 0 var(--blue); transform: translate(-1px,-1px); }

.search-icon { flex-shrink: 0; color: var(--ink); }

.search-input {
  flex: 1; background: none; border: none; outline: none;
  font-family: var(--font); font-size: 13.5px; font-weight: 600;
  color: var(--ink); -webkit-user-select: text; user-select: text;
}
.search-input::placeholder { color: var(--gray-3); font-weight: 500; }

.search-clear {
  flex-shrink: 0; width: 24px; height: 24px; border-radius: 50%;
  background: var(--ink); border: none; color: var(--white);
  display: flex; align-items: center; justify-content: center;
  cursor: pointer; transition: transform 0.15s var(--ease-snap);
}
.search-clear:hover { transform: rotate(90deg); }
.search-clear[hidden] { display: none; }

.search-count {
  font-size: 11.5px; color: var(--ink); font-weight: 700; text-align: center;
  height: 16px;
}
.search-count[hidden] { display: none; }

/* ── Grid ────────────────────────────────────────────── */
.projects-grid { display: grid; grid-template-columns: 1fr; gap: 22px; max-width: 1100px; margin: 0 auto; padding: 10px 20px 80px; }
@media (min-width: 540px)  { .projects-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 860px)  { .projects-grid { grid-template-columns: repeat(3, 1fr); } }

/* ── Card ────────────────────────────────────────────── */
.project-card {
  background: var(--grad-card); border: var(--border-w) solid var(--ink); border-radius: var(--radius);
  box-shadow: var(--shadow-md);
  overflow: hidden; display: flex; flex-direction: column;
  transition: transform 0.15s var(--ease-snap), box-shadow 0.15s var(--ease-snap);
}
.project-card:hover { transform: translate(-3px,-3px) rotate(var(--tilt, 0deg)); box-shadow: 8px 8px 0 var(--ink); }
.project-card.card-press { transform: translate(2px,2px) rotate(var(--tilt, 0deg)); box-shadow: 2px 2px 0 var(--ink); }

.project-thumb-wrap { position: relative; width: 100%; aspect-ratio: 4/3; overflow: hidden; background: var(--bg-card2); border-bottom: var(--border-w) solid var(--ink); }
.project-thumb { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform 0.4s var(--ease-smooth); }
.project-card:hover .project-thumb { transform: scale(1.04); }
.project-thumb-fade { display: none; }

.preview-btn {
  position: absolute; top: 10px; right: 10px; width: 38px; height: 38px;
  display: flex; align-items: center; justify-content: center;
  background: var(--white);
  border: var(--border-w) solid var(--ink); border-radius: 50%; color: var(--ink);
  box-shadow: 2px 2px 0 var(--ink);
  z-index: 2; transition: transform 0.15s var(--ease-snap), box-shadow 0.15s var(--ease-snap); cursor: pointer;
}
.preview-btn:hover  { background: var(--blue); color: var(--white); transform: translate(-1px,-1px); box-shadow: 3px 3px 0 var(--ink); }
.preview-btn:active { transform: translate(1px,1px); box-shadow: 1px 1px 0 var(--ink); }

.project-body { padding: 16px 16px 6px; }
.project-title { font-size: 15.5px; font-weight: 800; margin-bottom: 4px; letter-spacing: -0.01em; color: var(--ink); }
.project-desc  { font-size: 12px; color: var(--gray-2); line-height: 1.4; margin-bottom: 14px; font-weight: 500; }

/* Tags */
.project-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 6px; }
.project-tag  { font-size: 10.5px; font-weight: 700; padding: 3px 9px; border-radius: 999px; background: var(--cyan); border: 1.5px solid var(--ink); color: var(--ink); }

/* Links */
.project-links { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; padding: 2px 16px 16px; }
.project-links.single { grid-template-columns: 1fr; }

.project-link-btn {
  display: flex; align-items: center; justify-content: center; gap: 6px;
  width: 100%; padding: 11px 10px; background: var(--blue); color: var(--white);
  font-size: 12px; font-weight: 800; border-radius: var(--radius-sm);
  border: 2.5px solid var(--ink);
  box-shadow: 2px 2px 0 var(--ink);
  transition: transform 0.15s var(--ease-snap), box-shadow 0.15s var(--ease-snap); text-align: center;
}
.project-link-btn:hover  { transform: translate(-1px,-1px); box-shadow: 3px 3px 0 var(--ink); }
.project-link-btn:active { transform: translate(1px,1px); box-shadow: 0px 0px 0 var(--ink); }
.project-link-btn:last-child:nth-child(odd) { grid-column: 1 / -1; }

/* Empty / no results */
.projects-empty { text-align: center; padding: 60px 24px; color: var(--gray-2); font-size: 14px; font-weight: 600; grid-column: 1 / -1; }
.projects-empty span { display: block; font-size: 28px; margin-bottom: 10px; }

/* ── Video Modal ─────────────────────────────────────── */
.video-modal {
  position: fixed; inset: 0; z-index: 999;
  display: flex; align-items: center; justify-content: center; padding: 24px;
  opacity: 0; pointer-events: none; transition: opacity 0.25s var(--ease-smooth);
}
.video-modal.open { opacity: 1; pointer-events: auto; }
.video-modal-backdrop { position: absolute; inset: 0; background: rgba(10,10,10,0.75); }
body.video-modal-active #app { filter: none; }

.video-modal-content {
  position: relative; z-index: 1;
  width: min(92vw, 360px); aspect-ratio: 9/16; max-height: 88vh;
  border-radius: var(--radius); overflow: hidden; background: #000;
  border: var(--border-w-lg) solid var(--ink);
  box-shadow: 8px 8px 0 var(--blue);
  transform: scale(0.94); transition: transform 0.25s var(--ease-snap);
}
.video-modal.open .video-modal-content { transform: scale(1); }
.video-modal-content video { width: 100%; height: 100%; object-fit: contain; display: block; background: #000; }

.video-modal-close {
  position: absolute; top: 12px; right: 12px; width: 38px; height: 38px;
  display: flex; align-items: center; justify-content: center;
  background: var(--white);
  border: 2.5px solid var(--ink); border-radius: 50%; color: var(--ink);
  box-shadow: 2px 2px 0 var(--ink);
  z-index: 2; transition: transform 0.15s var(--ease-snap); cursor: pointer;
}
.video-modal-close:hover { background: var(--blue); color: var(--white); transform: rotate(90deg); }

.video-modal-title {
  position: absolute; bottom: 0; left: 0; right: 0; padding: 14px 16px;
  font-size: 13px; font-weight: 800; color: var(--white);
  background: linear-gradient(to top, rgba(0,0,0,0.75), transparent); z-index: 2;
}

/* ── Desktop ─────────────────────────────────────────── */
@media (min-width: 540px) {
  .projects-header { padding: 84px 40px 26px; }
  .projects-title  { font-size: 2.7rem; }
  .search-wrap     { max-width: 480px; }
  .search-box      { height: 50px; padding: 0 20px; }
  .search-input    { font-size: 14.5px; }
  .projects-grid   { padding: 10px 40px 80px; gap: 26px; }

  .video-modal-content { width: min(88vw, 560px) !important; max-height: 90vh; }
}

@media (min-width: 860px) {
  .projects-title { font-size: 3.1rem; }
  .video-modal-content { width: min(80vw, 680px) !important; }
}

@media (prefers-reduced-motion: reduce) {
  .reveal, .reveal.in { animation: none; transition: opacity 0.3s ease; transform: none; opacity: 1; }
  .ambient-blob { animation: none; }
}