/* ============================================================
   Mi&Bee Studio — org homepage
   Pure CSS, no framework, no external assets.
   ============================================================ */

:root {
  --bg: #0c0d11;
  --bg-soft: #101218;
  --panel: #14161d;
  --panel-alt: #181b24;
  --line: rgba(255, 255, 255, 0.08);
  --line-strong: rgba(255, 255, 255, 0.16);
  --text: #eceae3;
  --muted: #a29e93;
  --faint: #6f6c64;
  --honey: #f6b73c;
  --honey-bright: #ffd479;
  --honey-dim: rgba(246, 183, 60, 0.14);
  --shadow: 0 18px 50px rgba(0, 0, 0, 0.45);
  --radius: 16px;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
  --mono: ui-monospace, "Cascadia Code", "SF Mono", SFMono-Regular, Consolas,
    "Liberation Mono", monospace;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

::selection { background: rgba(246, 183, 60, 0.35); color: #fff; }

a { color: var(--honey-bright); text-decoration: none; }
a:hover { text-decoration: underline; text-underline-offset: 3px; }

:focus-visible {
  outline: 2px solid var(--honey);
  outline-offset: 3px;
  border-radius: 4px;
}

.wrap {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 28px;
}

.mono, code { font-family: var(--mono); }

/* ============ Logo / hex glyph ============ */

.hex {
  fill: none;
  stroke: var(--honey);
  stroke-width: 4;
  stroke-linejoin: round;
}
.stripe {
  fill: none;
  stroke: var(--honey-bright);
  stroke-width: 4.5;
  stroke-linecap: round;
}

/* ============ Nav ============ */

.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(12, 13, 17, 0.82);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}

.nav-inner {
  display: flex;
  align-items: center;
  gap: 28px;
  height: 64px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text);
  font-weight: 700;
}
.brand:hover { text-decoration: none; }

.brand-mark { width: 28px; height: 28px; flex: none; }

.brand-name { font-size: 17px; letter-spacing: 0.2px; }
.brand-name em { font-style: normal; color: var(--honey); }

.nav-links {
  display: flex;
  gap: 4px;
  margin-left: auto;
}
.nav-links a {
  color: var(--muted);
  font-size: 14px;
  padding: 8px 12px;
  border-radius: 8px;
}
.nav-links a:hover {
  color: var(--text);
  background: rgba(255, 255, 255, 0.06);
  text-decoration: none;
}

/* ============ Buttons ============ */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 11px 22px;
  border-radius: 10px;
  font-size: 15px;
  font-weight: 600;
  border: 1px solid transparent;
  transition: transform 0.15s ease, border-color 0.15s ease,
    background 0.15s ease, box-shadow 0.15s ease;
}
.btn:hover { text-decoration: none; transform: translateY(-1px); }
.btn:active { transform: translateY(0); }

.btn svg { width: 16px; height: 16px; fill: currentColor; }

.btn-solid {
  background: linear-gradient(180deg, var(--honey-bright), var(--honey));
  color: #241a05;
  box-shadow: 0 6px 22px rgba(246, 183, 60, 0.25);
}
.btn-solid:hover { box-shadow: 0 8px 28px rgba(246, 183, 60, 0.4); }

.btn-ghost { color: var(--text); border-color: var(--line-strong); }
.btn-ghost:hover { border-color: var(--honey); color: var(--honey-bright); }

.btn-outline { color: var(--text); border-color: var(--line-strong); }
.btn-outline:hover { border-color: var(--honey); color: var(--honey-bright); }

.btn-sm { padding: 7px 14px; font-size: 13.5px; border-radius: 8px; }

/* ============ Hero ============ */

.hero {
  position: relative;
  overflow: hidden;
  padding: 96px 0 0;
  background:
    radial-gradient(1100px 480px at 78% -10%, rgba(246, 183, 60, 0.09), transparent 60%),
    radial-gradient(700px 400px at 8% 8%, rgba(246, 183, 60, 0.05), transparent 60%),
    var(--bg);
  border-bottom: 1px solid var(--line);
}

.hero-deco { position: absolute; inset: 0; pointer-events: none; }
.hero-deco svg { position: absolute; fill: none; stroke: rgba(246, 183, 60, 0.13); stroke-width: 1.2; }
.hex-lg { width: 300px; height: 520px; right: -60px; top: -120px; }
.hex-md { width: 170px; height: 295px; right: 240px; top: 90px; stroke-width: 1; opacity: 0.7; }
.hex-sm { width: 100px; height: 174px; right: 130px; bottom: 120px; opacity: 0.5; }

.hero-inner { position: relative; }

.eyebrow {
  font-family: var(--mono);
  font-size: 12.5px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--honey);
  margin: 0 0 18px;
}

.hero h1 {
  margin: 0 0 22px;
  font-size: clamp(34px, 5.6vw, 56px);
  line-height: 1.22;
  font-weight: 800;
  letter-spacing: 0.01em;
}

.hero h1 .x { color: var(--faint); font-weight: 400; padding: 0 4px; }
.hero h1 .accent {
  color: var(--honey);
  text-decoration: underline;
  text-decoration-color: rgba(246, 183, 60, 0.4);
  text-decoration-thickness: 6px;
  text-underline-offset: 10px;
}

.lead {
  max-width: 640px;
  margin: 0 0 34px;
  color: var(--muted);
  font-size: 17px;
}
.lead b { color: var(--text); font-weight: 600; }

.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; padding-bottom: 64px; }

/* stats strip */
.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--line);
  border-top: 1px solid var(--line);
  padding: 0;
}
.stat {
  background: rgba(12, 13, 17, 0.6);
  padding: 26px 28px;
}
.stat b {
  display: block;
  font-size: 22px;
  font-weight: 700;
  color: var(--honey-bright);
  font-family: var(--mono);
  letter-spacing: 0.02em;
}
.stat b.stat-text {
  font-size: 17px;
  white-space: nowrap;
  line-height: 2.4;
}
.stat span { font-size: 13px; color: var(--faint); }

/* ============ Sections ============ */

.section { padding: 84px 0; }
.section-alt {
  background: var(--bg-soft);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.section h2 {
  margin: 0 0 10px;
  font-size: clamp(26px, 3.4vw, 34px);
  font-weight: 800;
  letter-spacing: 0.01em;
}

.section-sub {
  margin: 0 0 40px;
  color: var(--muted);
  max-width: 720px;
}
.section-sub b { color: var(--text); }
.section-sub code {
  font-size: 13px;
  background: rgba(255, 255, 255, 0.07);
  border: 1px solid var(--line);
  padding: 1px 7px;
  border-radius: 6px;
  color: var(--honey-bright);
}

/* ============ Cards ============ */

.grid { display: grid; gap: 20px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }

.card {
  display: flex;
  flex-direction: column;
  background: linear-gradient(180deg, var(--panel-alt), var(--panel));
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 26px 26px 22px;
  transition: transform 0.18s ease, border-color 0.18s ease, box-shadow 0.18s ease;
}
.card:hover {
  transform: translateY(-3px);
  border-color: rgba(246, 183, 60, 0.45);
  box-shadow: var(--shadow);
}

.card-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 14px;
  margin-bottom: 10px;
}

.card h3 {
  margin: 0;
  font-size: 20px;
  font-weight: 700;
}
.card h3.mono { font-size: 18px; }

.card p { margin: 0 0 14px; color: var(--muted); font-size: 15px; }
.card-feature > p { font-size: 15.5px; }

.tags { display: flex; flex-wrap: wrap; gap: 6px; justify-content: flex-end; }

.tag {
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: 0.04em;
  color: var(--muted);
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  padding: 2.5px 10px;
  white-space: nowrap;
}
.tag-hot {
  color: #241a05;
  background: linear-gradient(180deg, var(--honey-bright), var(--honey));
  border-color: transparent;
  font-weight: 700;
}

.feats {
  margin: 0 0 18px;
  padding: 0;
  list-style: none;
  color: var(--muted);
  font-size: 14px;
}
.feats li { padding: 5px 0 5px 24px; position: relative; }
.feats li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 13px;
  width: 7px;
  height: 7px;
  background: var(--honey);
  clip-path: polygon(50% 0, 100% 25%, 100% 75%, 50% 100%, 0 75%, 0 25%);
}

.card-link {
  margin-top: auto;
  font-family: var(--mono);
  font-size: 13px;
  color: var(--honey-bright);
  word-break: break-all;
}
.card-link-sub { margin-top: 6px; }
.card-link-sub::before { content: "└ "; color: var(--faint); }

/* ============ Board chips ============ */

.board-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}

.chip {
  display: flex;
  flex-direction: column;
  gap: 3px;
  padding: 16px 18px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 12px;
  transition: transform 0.15s ease, border-color 0.15s ease;
}
.chip:hover {
  text-decoration: none;
  transform: translateY(-2px);
  border-color: rgba(246, 183, 60, 0.45);
}

.chip-name {
  font-family: var(--mono);
  font-size: 14.5px;
  font-weight: 600;
  color: var(--text);
}
.chip-name::before {
  content: "";
  display: inline-block;
  width: 8px;
  height: 8px;
  margin-right: 8px;
  background: var(--honey);
  clip-path: polygon(50% 0, 100% 25%, 100% 75%, 50% 100%, 0 75%, 0 25%);
}
.chip-sub { font-size: 12px; color: var(--faint); }

.boards-note {
  margin: 26px 0 0;
  color: var(--muted);
  font-size: 14.5px;
}

/* ============ Product matrix ============ */

.matrix-fig { margin: 0 0 6px; }
.matrix-fig a {
  display: block;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  transition: border-color 0.18s ease, box-shadow 0.18s ease;
}
.matrix-fig a:hover {
  text-decoration: none;
  border-color: rgba(246, 183, 60, 0.45);
  box-shadow: var(--shadow);
}
.matrix-fig img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--radius);
  background: #0b0f16;
}
.matrix-note {
  margin: 14px 0 0;
  font-family: var(--mono);
  font-size: 13px;
  color: var(--faint);
}
.matrix-views {
  display: grid;
  gap: 18px;
  margin-top: 36px;
}
.matrix-views h3 { margin: 0; }

/* ============ About ============ */

.about-grid {
  display: grid;
  grid-template-columns: 1.7fr 1fr;
  gap: 48px;
  align-items: start;
}

.about-grid h2 { margin-bottom: 20px; }

blockquote {
  margin: 0 0 22px;
  padding: 14px 20px;
  border-left: 3px solid var(--honey);
  background: var(--honey-dim);
  border-radius: 0 10px 10px 0;
  font-size: 16.5px;
  font-weight: 600;
}
blockquote span {
  display: block;
  margin-top: 4px;
  font-size: 13px;
  font-weight: 400;
  color: var(--muted);
  font-family: var(--mono);
}

.about-grid p { color: var(--muted); }
.about-grid p b { color: var(--text); }

.cap-pills { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 22px; }
.cap-pills span {
  font-size: 12.5px;
  color: var(--muted);
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  padding: 4px 13px;
}

.about-side { display: flex; flex-direction: column; gap: 18px; }

.contact-card {
  background: linear-gradient(180deg, var(--panel-alt), var(--panel));
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px;
}
.contact-card h3 { margin: 0 0 14px; font-size: 17px; }

.contact-list { list-style: none; margin: 0; padding: 0; }
.contact-list li {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 12px;
  padding: 9px 0;
  border-bottom: 1px dashed var(--line);
  font-size: 14px;
}
.contact-list li:last-child { border-bottom: none; }
.contact-list span { color: var(--faint); flex: none; }
.contact-list a {
  font-family: var(--mono);
  font-size: 13px;
  text-align: right;
  word-break: break-all;
}

.bee-note {
  display: flex;
  gap: 14px;
  align-items: center;
  padding: 18px 20px;
  border: 1px dashed rgba(246, 183, 60, 0.4);
  border-radius: var(--radius);
  background: rgba(246, 183, 60, 0.05);
}
.bee-note svg { width: 40px; height: 40px; flex: none; }
.bee-note .hex { stroke-width: 3; }
.bee-note .stripe { stroke-width: 3.5; }
.bee-note p { margin: 0; font-size: 13.5px; color: var(--muted); }
.bee-note b { color: var(--honey-bright); }

/* ============ Footer ============ */

.footer {
  border-top: 1px solid var(--line);
  padding: 34px 0;
  background: var(--bg);
}
.footer-inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 8px 24px;
  font-size: 13px;
  color: var(--muted);
}
.footer-dim { color: var(--faint); }

/* ============ Responsive ============ */

@media (max-width: 900px) {
  .grid-2 { grid-template-columns: 1fr; }
  .board-grid { grid-template-columns: repeat(2, 1fr); }
  .about-grid { grid-template-columns: 1fr; }
  .stats { grid-template-columns: repeat(2, 1fr); }
  .hex-lg { right: -140px; }
}

@media (max-width: 640px) {
  .nav-links { display: none; }
  .nav-inner { justify-content: space-between; }
  .section { padding: 60px 0; }
  .hero { padding-top: 64px; }
  .hero-actions .btn { width: 100%; justify-content: center; }
  .stats .stat { padding: 18px 20px; }
  .card-head { flex-direction: column; gap: 8px; }
  .tags { justify-content: flex-start; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .btn, .card, .chip { transition: none; }
}