@import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Mono:wght@400;500;600;700&family=IBM+Plex+Sans:wght@400;500;600&display=swap');

:root {
  --ink-900: #0a2540;
  --ink-800: #0f3159;
  --ink-700: #164272;
  --ink-600: #1d5089;
  --line: #cfe6f2;
  --line-dim: rgba(207, 230, 242, 0.55);
  --line-faint: rgba(207, 230, 242, 0.18);
  --cyan: #7fe0ea;
  --cyan-dim: rgba(127, 224, 234, 0.35);
  --stamp: #d9552f;
  --stamp-dim: rgba(217, 85, 47, 0.35);
  --paper: #eaf4f9;
  --radius: 2px;
  --mono: 'IBM Plex Mono', ui-monospace, monospace;
  --sans: 'IBM Plex Sans', system-ui, sans-serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { animation: none !important; transition: none !important; }
}

@keyframes fade-up {
  from { opacity: 0; transform: translateY(14px); }
  to { opacity: 1; transform: none; }
}

/* ---------- live CAD-style cursor coordinate readout ---------- */

.coord-readout {
  position: fixed;
  top: 0; left: 0;
  z-index: 9999;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.15s ease;
  display: flex;
  align-items: center;
  gap: 6px;
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.04em;
  color: var(--cyan);
  background: rgba(10, 37, 64, 0.75);
  border: 1px solid var(--cyan-dim);
  padding: 4px 9px;
  border-radius: 999px;
  backdrop-filter: blur(4px);
  white-space: nowrap;
}
.coord-crosshair {
  width: 8px; height: 8px;
  border: 1px solid var(--cyan);
  border-radius: 50%;
  position: relative;
  flex-shrink: 0;
}
.coord-crosshair::before, .coord-crosshair::after { content: ''; position: absolute; background: var(--cyan); }
.coord-crosshair::before { left: 50%; top: -4px; width: 1px; height: 4px; transform: translateX(-50%); }
.coord-crosshair::after { top: 50%; left: -4px; height: 1px; width: 4px; transform: translateY(-50%); }

@media (hover: none), (pointer: coarse) {
  .coord-readout { display: none; }
}

/* ---------- scroll reveal ---------- */

.reveal { opacity: 0; transform: translateY(18px); transition: opacity 0.6s ease, transform 0.6s ease; }
.reveal-in { opacity: 1; transform: none; }

/* ---------- hero ticker + blinking caret ---------- */

.hero-ticker-row {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--mono);
  font-size: 14px;
  color: var(--cyan);
  margin-top: 14px;
  min-height: 20px;
}
.hero-ticker-row .caret {
  display: inline-block;
  width: 8px; height: 16px;
  background: var(--cyan);
  animation: blink 1s steps(1) infinite;
  flex-shrink: 0;
}
@keyframes blink { 50% { opacity: 0; } }
#hero-ticker { transition: opacity 0.2s ease; }

body {
  margin: 0;
  min-height: 100vh;
  background-color: var(--ink-900);
  color: var(--line);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.55;
  position: relative;
}

/* Two fixed full-viewport layers behind all page content: a per-page line-art
   illustration (bg-index/portfolio/panel/edit/login/error, set via body class),
   and the blueprint grid on top of it. Kept as separate elements (rather than
   background-image on body) so the illustration can vary per page while the
   grid stays constant everywhere. */
.page-illustration {
  position: fixed;
  inset: 0;
  z-index: -2;
  background-repeat: no-repeat;
  background-position: center top;
  background-size: cover;
  opacity: 0.32;
  pointer-events: none;
}
.page-grid {
  position: fixed;
  inset: 0;
  z-index: -1;
  background-image:
    linear-gradient(var(--line-faint) 1px, transparent 1px),
    linear-gradient(90deg, var(--line-faint) 1px, transparent 1px);
  background-size: 32px 32px;
  pointer-events: none;
}

body.bg-index .page-illustration { background-image: url('bg-index.svg'); }
body.bg-portfolio .page-illustration { background-image: url('bg-portfolio.svg'); }
body.bg-panel .page-illustration { background-image: url('bg-panel.svg'); }
body.bg-edit .page-illustration { background-image: url('bg-edit.svg'); }
body.bg-login .page-illustration { background-image: url('bg-login.svg'); }
body.bg-error .page-illustration { background-image: url('bg-error.svg'); }

a { color: var(--cyan); text-decoration: none; }
a:hover { text-decoration: underline; }

:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

.wrap {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- header ---------- */

.site-header {
  border-bottom: 1px solid var(--line-faint);
  background: rgba(10, 37, 64, 0.72);
  backdrop-filter: blur(10px);
  position: sticky;
  top: 0;
  z-index: 20;
  box-shadow: 0 1px 0 rgba(127, 224, 234, 0.05);
}

.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 16px;
  padding-bottom: 16px;
  gap: 16px;
}

.wordmark {
  font-family: var(--mono);
  font-weight: 700;
  font-size: 18px;
  letter-spacing: 0.18em;
  color: var(--line);
  display: flex;
  align-items: baseline;
  gap: 10px;
}

.wordmark .dot { color: var(--cyan); }

.wordmark small {
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 400;
  letter-spacing: 0.14em;
  color: var(--line-dim);
}

.nav-actions { display: flex; align-items: center; gap: 14px; }

.nav-link {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--line-dim);
  position: relative;
  padding-bottom: 2px;
  transition: color 0.15s ease;
}
.nav-link::after {
  content: '';
  position: absolute;
  left: 0; right: 100%; bottom: -3px;
  height: 1px;
  background: var(--cyan);
  transition: right 0.2s ease;
}
.nav-link:hover { color: var(--cyan); text-decoration: none; }
.nav-link:hover::after { right: 0; }

.user-chip {
  display: flex;
  align-items: center;
  gap: 8px;
  border: 1px solid var(--line-faint);
  padding: 4px 10px 4px 4px;
  border-radius: 999px;
}
.user-chip img { width: 24px; height: 24px; border-radius: 50%; display: block; }
.user-chip span { font-family: var(--mono); font-size: 12px; color: var(--line); }

.btn {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border: 1px solid var(--cyan-dim);
  background: transparent;
  color: var(--cyan);
  padding: 9px 16px;
  border-radius: var(--radius);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: border-color 0.15s ease, background 0.15s ease, transform 0.15s ease;
}
.btn:hover { border-color: var(--cyan); background: rgba(127, 224, 234, 0.08); text-decoration: none; transform: translateY(-1px); }
.btn:active { transform: translateY(0); }

.btn-solid {
  background: var(--cyan);
  color: var(--ink-900);
  border-color: var(--cyan);
  font-weight: 600;
}
.btn-solid:hover { background: #97e7ef; }

.btn-danger {
  border-color: var(--stamp-dim);
  color: var(--stamp);
}
.btn-danger:hover { border-color: var(--stamp); background: rgba(217, 85, 47, 0.08); }

.btn-small { padding: 6px 12px; font-size: 11px; }

/* ---------- flash messages ---------- */

.flash-list { list-style: none; margin: 20px 0 0; padding: 0; display: flex; flex-direction: column; gap: 8px; }
.flash {
  font-family: var(--mono);
  font-size: 13px;
  padding: 10px 14px;
  border-radius: var(--radius);
  border: 1px solid;
}
.flash-success { color: var(--cyan); border-color: var(--cyan-dim); background: rgba(127,224,234,0.06); }
.flash-error { color: var(--stamp); border-color: var(--stamp-dim); background: rgba(217,85,47,0.06); }
.flash-info { color: var(--line); border-color: var(--line-faint); background: rgba(207,230,242,0.05); }

/* ---------- hero ---------- */

.hero { padding: 72px 0 48px; animation: fade-up 0.7s ease both; }
.hero .eyebrow {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--cyan);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 18px;
}
.hero .eyebrow::before { content: '+'; }
.hero h1 {
  font-family: var(--mono);
  font-weight: 700;
  font-size: clamp(32px, 5vw, 52px);
  line-height: 1.05;
  margin: 0 0 18px;
  letter-spacing: -0.01em;
  max-width: 16ch;
}
.hero p { max-width: 52ch; color: var(--line-dim); font-size: 17px; margin: 0; }

/* ---------- sheet card grid ---------- */

.sheet-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 22px;
  padding: 8px 0 80px;
}

.sheet-card {
  position: relative;
  border: 1px solid var(--line-faint);
  background: linear-gradient(180deg, rgba(255,255,255,0.02), transparent 40%), var(--ink-800);
  padding: 22px 20px 20px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  transition: transform 0.18s ease, border-color 0.18s ease, box-shadow 0.18s ease;
}
.sheet-card:hover {
  transform: translateY(-3px);
  border-color: var(--cyan-dim);
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.28), 0 0 0 1px rgba(127, 224, 234, 0.06);
}
.sheet-card::before, .sheet-card::after,
.sheet-card .tick-br { content: ''; position: absolute; width: 10px; height: 10px; }
.sheet-card::before { top: -1px; left: -1px; border-top: 2px solid var(--cyan-dim); border-left: 2px solid var(--cyan-dim); }
.sheet-card::after { top: -1px; right: -1px; border-top: 2px solid var(--cyan-dim); border-right: 2px solid var(--cyan-dim); }
.sheet-card .tick-bl { position: absolute; bottom: -1px; left: -1px; width: 10px; height: 10px; border-bottom: 2px solid var(--cyan-dim); border-left: 2px solid var(--cyan-dim); }
.sheet-card .tick-br2 { position: absolute; bottom: -1px; right: -1px; width: 10px; height: 10px; border-bottom: 2px solid var(--cyan-dim); border-right: 2px solid var(--cyan-dim); }

.sheet-card .top-row { display: flex; align-items: center; gap: 12px; }
.sheet-card img.avatar { width: 44px; height: 44px; border-radius: 50%; object-fit: cover; border: 1px solid var(--line-faint); }
.sheet-card .avatar-fallback {
  width: 44px; height: 44px; border-radius: 50%; border: 1px solid var(--line-faint);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--mono); font-size: 15px; color: var(--cyan); background: var(--ink-700);
}
.sheet-card h3 { margin: 0; font-family: var(--mono); font-size: 16px; color: var(--line); }
.sheet-card .role { font-size: 12px; color: var(--line-dim); font-family: var(--mono); }

.sheet-card .bio { font-size: 14px; color: var(--line-dim); flex-grow: 1; }
.sheet-card .bio.empty { font-style: italic; opacity: 0.6; }

.tag-row { display: flex; flex-wrap: wrap; gap: 6px; }
.tag {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.04em;
  color: var(--line-dim);
  border: 1px solid var(--line-faint);
  padding: 3px 8px;
  border-radius: 999px;
}

.sheet-card .view-link {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--cyan);
  padding-top: 4px;
  border-top: 1px dashed var(--line-faint);
}

.empty-state {
  border: 1px dashed var(--line-faint);
  padding: 48px 24px;
  text-align: center;
  color: var(--line-dim);
  font-family: var(--mono);
  font-size: 13px;
  grid-column: 1 / -1;
}

/* ---------- stamp badge ---------- */

.stamp {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 2px solid var(--stamp);
  color: var(--stamp);
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 3px 9px;
  border-radius: 999px;
  transform: rotate(-4deg);
  white-space: nowrap;
  box-shadow: 0 0 0 1px rgba(217, 85, 47, 0.12);
}
.stamp.cyan { border-color: var(--cyan); color: var(--cyan); box-shadow: 0 0 0 1px rgba(127, 224, 234, 0.12); }

/* ---------- portfolio detail ---------- */

.portfolio-hero {
  border-bottom: 1px solid var(--line-faint);
  padding: 56px 0 40px;
  position: relative;
  overflow: hidden;
}
.portfolio-hero .band {
  position: absolute; inset: 0 0 auto 0; height: 4px;
}
.portfolio-hero .hero-row { display: flex; align-items: center; gap: 22px; flex-wrap: wrap; }
.portfolio-hero img.avatar-lg, .portfolio-hero .avatar-lg-fallback {
  width: 88px; height: 88px; border-radius: 50%; object-fit: cover; border: 1px solid var(--line-faint);
}
.portfolio-hero .avatar-lg-fallback {
  display: flex; align-items: center; justify-content: center;
  font-family: var(--mono); font-size: 30px; color: var(--ink-900); background: var(--cyan);
}
.portfolio-hero h1 { font-family: var(--mono); font-size: clamp(26px, 4vw, 38px); margin: 0 0 6px; }
.portfolio-hero .role { font-family: var(--mono); color: var(--line-dim); font-size: 14px; }

.section { padding: 44px 0; border-bottom: 1px solid var(--line-faint); }
.section:last-of-type { border-bottom: none; }
.section h2 {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--cyan);
  margin: 0 0 20px;
}
.section .bio-text { max-width: 68ch; color: var(--line); font-size: 16px; }

.dim-tag {
  font-family: var(--mono);
  font-size: 13px;
  color: var(--line);
  border: 1px solid var(--line-faint);
  padding: 6px 12px;
  border-radius: var(--radius);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.dim-tag::before { content: '⌀'; color: var(--cyan); }
.dim-list { display: flex; flex-wrap: wrap; gap: 10px; }

.project-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 20px; }
.project-card { border: 1px solid var(--line-faint); background: var(--ink-800); transition: transform 0.18s ease, box-shadow 0.18s ease; }
.project-card:hover { transform: translateY(-3px); box-shadow: 0 12px 26px rgba(0, 0, 0, 0.26); }
.project-card img { width: 100%; aspect-ratio: 16/9; object-fit: cover; display: block; border-bottom: 1px solid var(--line-faint); }
.project-card .body { padding: 16px 18px; }
.project-card h3 { font-family: var(--mono); font-size: 14px; margin: 0 0 8px; }
.project-card p { font-size: 13.5px; color: var(--line-dim); margin: 0 0 10px; }
.project-card .link { font-family: var(--mono); font-size: 12px; }

.contact-row { display: flex; flex-wrap: wrap; gap: 12px; }
.contact-chip {
  font-family: var(--mono);
  font-size: 12.5px;
  border: 1px solid var(--line-faint);
  padding: 8px 14px;
  border-radius: var(--radius);
}

/* ---------- title block (blueprint drawing footer) ---------- */

.title-block {
  margin: 40px 0 80px;
  border: 1px solid var(--line-faint);
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}
.title-block .cell { padding: 14px 16px; border-left: 1px solid var(--line-faint); }
.title-block .cell:first-child { border-left: none; }
.title-block .cell .label {
  font-family: var(--mono); font-size: 10px; letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--line-dim); display: block; margin-bottom: 6px;
}
.title-block .cell .value { font-family: var(--mono); font-size: 13px; color: var(--line); word-break: break-word; }

@media (max-width: 640px) {
  .title-block { grid-template-columns: repeat(2, 1fr); }
  .title-block .cell:nth-child(3) { border-left: none; }
}

/* ---------- forms / schedule table ---------- */

.panel-section { padding: 40px 0; }
.panel-section h2 { font-family: var(--mono); font-size: 15px; letter-spacing: 0.06em; margin: 0 0 18px; }

.form-card {
  border: 1px solid var(--line-faint);
  background: var(--ink-800);
  padding: 24px;
  margin-bottom: 40px;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.22);
}

label { display: block; font-family: var(--mono); font-size: 11px; letter-spacing: 0.06em; text-transform: uppercase; color: var(--line-dim); margin: 0 0 6px; }
.field { margin-bottom: 18px; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

input[type=text], input[type=url], input[type=color], textarea {
  width: 100%;
  background: var(--ink-900);
  border: 1px solid var(--line-faint);
  color: var(--line);
  font-family: var(--sans);
  font-size: 14px;
  padding: 10px 12px;
  border-radius: var(--radius);
}
input[type=color] { padding: 4px; height: 42px; cursor: pointer; }
textarea { resize: vertical; min-height: 90px; }
input:focus, textarea:focus { border-color: var(--cyan); outline: none; }
.hint { font-size: 12px; color: var(--line-dim); margin-top: 6px; }

.repeat-row {
  border: 1px dashed var(--line-faint);
  padding: 14px;
  margin-bottom: 12px;
  position: relative;
}
.repeat-row .remove-row {
  position: absolute; top: 10px; right: 10px;
  font-family: var(--mono); font-size: 11px; color: var(--stamp);
  background: none; border: none; cursor: pointer;
}

table.schedule { width: 100%; border-collapse: collapse; margin-top: 8px; }
table.schedule th, table.schedule td {
  border: 1px solid var(--line-faint);
  padding: 10px 12px;
  text-align: left;
  font-size: 13.5px;
}
table.schedule th {
  font-family: var(--mono); font-size: 10.5px; letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--line-dim); background: rgba(255,255,255,0.02);
}
table.schedule td.mono { font-family: var(--mono); font-size: 12.5px; color: var(--line-dim); }

/* ---------- login / error pages ---------- */

.center-page {
  min-height: 60vh;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  text-align: center;
  padding: 40px 24px;
}
.center-page h1 { font-family: var(--mono); font-size: 28px; margin: 0 0 14px; }
.center-page p { color: var(--line-dim); max-width: 44ch; margin: 0 0 26px; }

/* ---------- footer ---------- */

.site-footer { border-top: 1px solid var(--line-faint); padding: 28px 0 60px; }
.site-footer .wrap { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 12px; }
.scale-bar { display: flex; align-items: center; gap: 2px; }
.scale-bar span { width: 14px; height: 6px; border: 1px solid var(--line-faint); }
.scale-bar span:nth-child(odd) { background: var(--line-faint); }
.footer-note { font-family: var(--mono); font-size: 11px; color: var(--line-dim); letter-spacing: 0.04em; }