:root {
  --paper: #f3efe2;
  --ink: #121212;
  --red: #ff2d2d;
  --yellow: #ffe600;
  --blue: #1f5fff;
  --edge: 4px;
  --shadow: 8px 8px 0 var(--ink);
  --mono: ui-monospace, "Cascadia Code", "SF Mono", Menlo, Consolas, monospace;
  --display: "Arial Black", "Helvetica Neue", Impact, system-ui, sans-serif;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }

body {
  background: var(--paper);
  color: var(--ink);
  font-family: var(--mono);
  -webkit-font-smoothing: antialiased;
  background-image:
    radial-gradient(var(--ink) 1px, transparent 1.4px);
  background-size: 22px 22px;
  background-position: -11px -11px;
  overflow-x: hidden;
}

.frame {
  max-width: 1100px;
  margin: 0 auto;
  padding: clamp(16px, 4vw, 40px) clamp(14px, 4vw, 32px) 40px;
}

/* ---------- HERO ---------- */
.hero { text-align: center; padding-top: clamp(20px, 6vw, 56px); }

.eyebrow {
  display: inline-block;
  font-size: clamp(10px, 2.4vw, 13px);
  letter-spacing: 0.18em;
  font-weight: 700;
  background: var(--ink);
  color: var(--paper);
  padding: 7px 12px;
  transform: rotate(-1.2deg);
}

.title {
  font-family: var(--display);
  font-weight: 900;
  line-height: 0.86;
  letter-spacing: -0.02em;
  font-size: clamp(38px, 9.2vw, 108px);
  margin: clamp(16px, 3vw, 26px) 0 8px;
  text-transform: uppercase;
  color: var(--ink);
  text-shadow: 5px 5px 0 var(--red);
}
.title .of {
  display: block;
  font-size: 0.42em;
  color: var(--red);
  -webkit-text-stroke: 0;
  text-shadow: none;
  letter-spacing: 0.05em;
  margin: 0.06em 0;
}

.byline {
  font-family: var(--mono);
  font-size: clamp(14px, 3vw, 20px);
  letter-spacing: 0.02em;
}
.byline strong { background: var(--yellow); padding: 2px 8px; box-decoration-break: clone; }

/* ---------- MARQUEE ---------- */
.marquee {
  margin: clamp(22px, 4vw, 34px) 0;
  border-top: var(--edge) solid var(--ink);
  border-bottom: var(--edge) solid var(--ink);
  background: var(--red);
  color: var(--paper);
  overflow: hidden;
  white-space: nowrap;
}
.marquee__track {
  display: inline-flex;
  padding: 9px 0;
  font-family: var(--display);
  font-size: clamp(15px, 3vw, 22px);
  letter-spacing: 0.04em;
  animation: slide 18s linear infinite;
  will-change: transform;
}
@keyframes slide { from { transform: translateX(0); } to { transform: translateX(-50%); } }
@media (prefers-reduced-motion: reduce) { .marquee__track { animation: none; } }

/* ---------- PANELS ---------- */
.signup, .board-section {
  border: var(--edge) solid var(--ink);
  background: var(--paper);
  box-shadow: var(--shadow);
  padding: clamp(18px, 4vw, 34px);
  margin-bottom: clamp(26px, 5vw, 40px);
}

.signup { text-align: center; }
.signup__h { font-family: var(--display); font-size: clamp(22px, 5vw, 38px); margin: 0 0 6px; letter-spacing: -0.01em; }
.signup__p { margin: 0 0 18px; opacity: 0.75; font-size: 14px; }
.signup__form { display: flex; gap: 10px; flex-wrap: wrap; justify-content: center; }
.signup__input {
  flex: 1 1 260px;
  max-width: 380px;
  font-family: var(--mono);
  font-size: 16px;
  padding: 14px 16px;
  border: var(--edge) solid var(--ink);
  background: #fff;
  color: var(--ink);
  outline: none;
}
.signup__input:focus { box-shadow: inset 0 0 0 3px var(--yellow); }
.signup__msg { min-height: 20px; margin: 14px 0 0; font-weight: 700; font-size: 14px; }
.signup__msg.ok { color: #0a7a2f; }
.signup__msg.err { color: var(--red); }

/* ---------- BUTTONS ---------- */
.btn {
  font-family: var(--display);
  font-size: 15px;
  letter-spacing: 0.03em;
  padding: 13px 18px;
  border: var(--edge) solid var(--ink);
  background: var(--ink);
  color: var(--paper);
  cursor: pointer;
  box-shadow: 4px 4px 0 rgba(18,18,18,0.35);
  transition: transform 0.05s ease, box-shadow 0.05s ease, background 0.1s ease;
  user-select: none;
}
.btn:hover { transform: translate(-2px, -2px); box-shadow: 6px 6px 0 rgba(18,18,18,0.4); }
.btn:active { transform: translate(2px, 2px); box-shadow: 0 0 0 rgba(18,18,18,0.4); }
.btn--go { background: var(--red); }
.btn--note { background: var(--yellow); color: var(--ink); }

/* ---------- BOARD ---------- */
.board-head { display: flex; align-items: baseline; gap: 12px; flex-wrap: wrap; margin-bottom: 14px; }
.board-title { font-family: var(--display); font-size: clamp(24px, 5.5vw, 44px); margin: 0; letter-spacing: -0.01em; }
.board-sub { margin: 0; opacity: 0.7; font-size: 13px; }

.tools {
  display: flex; align-items: center; gap: 14px; flex-wrap: wrap;
  padding: 12px; margin-bottom: 14px;
  border: 3px solid var(--ink); background: #fff;
}
.tool-group { display: flex; gap: 8px; align-items: center; }
.swatch {
  width: 28px; height: 28px; border: 3px solid var(--ink); cursor: pointer; padding: 0;
  transition: transform 0.05s ease;
}
.swatch[aria-pressed="true"] { transform: scale(1.18); box-shadow: 0 0 0 2px #fff, 0 0 0 5px var(--ink); }
.size-btn {
  width: 34px; height: 34px; border: 3px solid var(--ink); background: #fff; cursor: pointer;
  display: grid; place-items: center; padding: 0;
}
.size-btn[aria-pressed="true"] { background: var(--ink); }
.size-btn[aria-pressed="true"] .dot { background: #fff; }
.size-btn .dot { background: var(--ink); border-radius: 50%; display: block; }

.board {
  position: relative;
  width: 100%;
  aspect-ratio: 1600 / 1000;
  border: var(--edge) solid var(--ink);
  background:
    linear-gradient(#fff, #fff) padding-box,
    repeating-linear-gradient(0deg, #eee 0 1px, transparent 1px 40px) padding-box;
  background-color: #fff;
  overflow: hidden;
  touch-action: none;
  cursor: crosshair;
}
#canvas { position: absolute; inset: 0; width: 100%; height: 100%; display: block; }
.notes { position: absolute; inset: 0; pointer-events: none; }

.note {
  position: absolute;
  width: 15%;
  min-width: 110px;
  transform: translate(-50%, -50%) rotate(var(--rot, -2deg));
  background: var(--yellow);
  border: 2px solid rgba(0,0,0,0.35);
  box-shadow: 3px 4px 0 rgba(0,0,0,0.25);
  padding: 10px 10px 12px;
  font-family: var(--mono);
  font-size: 13px;
  line-height: 1.25;
  color: #1a1a1a;
  word-break: break-word;
  white-space: pre-wrap;
  pointer-events: auto;
}
.note--editing { z-index: 30; cursor: grab; width: 170px; }
.note textarea {
  width: 100%; border: none; background: transparent; resize: none;
  font-family: var(--mono); font-size: 13px; color: #1a1a1a; outline: none; min-height: 64px;
}
.note__pin {
  display: block; width: 100%; margin-top: 6px; border: 2px solid var(--ink);
  background: var(--ink); color: var(--yellow); font-family: var(--display);
  font-size: 12px; padding: 5px; cursor: pointer;
}

.board-loading {
  position: absolute; inset: 0; display: grid; place-items: center;
  font-size: 13px; letter-spacing: 0.1em; color: #999; background: #fff;
  transition: opacity 0.3s ease;
}
.board-loading.hidden { opacity: 0; visibility: hidden; pointer-events: none; }

.hint { text-align: center; font-size: 12px; opacity: 0.6; margin: 12px 0 0; }

/* ---------- FOOT ---------- */
.foot {
  display: flex; gap: 12px; justify-content: center; align-items: center;
  font-size: 11px; letter-spacing: 0.14em; opacity: 0.7; padding-top: 10px;
}
.foot__dot { color: var(--red); }