/* ============================================================
   Hub Landing — vizuál z designu "Hub Landing v1" (6 témat),
   obsah řízený z projects.json. Default téma: mono.
   ============================================================ */

/* ============ THEME TOKENS ============ */
:root, [data-theme="mono"] {
  --bg: #fafaf7;
  --ink: #0e0e0c;
  --ink-soft: #5a5550;
  --line: #e5e2db;
  --accent-live: #1f7a4f;
  --accent-build: #a06940;
  --accent-roadmap: #7d7a73;

  --mono: "JetBrains Mono", "IBM Plex Mono", ui-monospace, monospace;
  --sans: "Inter", -apple-system, "SF Pro Text", system-ui, sans-serif;

  --radius: 2px;
  --card-bg: var(--bg);
  --card-shadow: none;
  --sep: var(--line);
  --overlay: rgba(14, 14, 12, 0.32);
}

[data-theme="apple"] {
  --bg: #ffffff;
  --ink: #1d1d1f;
  --ink-soft: #6e6e73;
  --line: #d2d2d7;
  --accent-live: #007aff;
  --accent-build: #ff9500;
  --accent-roadmap: #aeaeb2;
  --mono: ui-monospace, "SF Mono", SFMono-Regular, Menlo, monospace;
  --sans: "Inter", -apple-system, "SF Pro Text", system-ui, sans-serif;
  --radius: 12px;
  --card-bg: var(--bg);
  --card-shadow: 0 1px 3px rgba(0, 0, 0, 0.06);
  --sep: var(--line);
  --overlay: rgba(0, 0, 0, 0.28);
}

[data-theme="dark"] {
  --bg: #0d0e0c;
  --ink: #e7e5dd;
  --ink-soft: #8a8780;
  --line: #1f2220;
  --accent-live: #4ade80;
  --accent-build: #d8a04a;
  --accent-roadmap: #6e6a62;
  --mono: "JetBrains Mono", "IBM Plex Mono", ui-monospace, monospace;
  --sans: "JetBrains Mono", "IBM Plex Mono", ui-monospace, monospace;
  --radius: 2px;
  --card-bg: transparent;
  --card-shadow: none;
  --sep: #8a8780;
  --overlay: rgba(0, 0, 0, 0.6);
}

[data-theme="blueprint"] {
  --bg: #0e1b2e;
  --ink: #d4e2f2;
  --ink-soft: #7d93ad;
  --line: #21364f;
  --accent-live: #38bdf8;
  --accent-build: #d9a441;
  --accent-roadmap: #5b7187;
  --mono: "JetBrains Mono", "IBM Plex Mono", ui-monospace, monospace;
  --sans: "JetBrains Mono", "IBM Plex Mono", ui-monospace, monospace;
  --radius: 2px;
  --card-bg: transparent;
  --card-shadow: none;
  --sep: #7d93ad;
  --overlay: rgba(5, 12, 22, 0.66);
}

[data-theme="paper"] {
  --bg: #f4f1e8;
  --ink: #1c1a15;
  --ink-soft: #6b6456;
  --line: #ddd7c7;
  --accent-live: #2f7d4f;
  --accent-build: #a8762f;
  --accent-roadmap: #8a8268;
  --mono: "JetBrains Mono", "IBM Plex Mono", ui-monospace, monospace;
  --sans: "Inter", -apple-system, "SF Pro Text", system-ui, sans-serif;
  --radius: 2px;
  --card-bg: var(--bg);
  --card-shadow: none;
  --sep: var(--line);
  --overlay: rgba(28, 26, 21, 0.32);
}

[data-theme="amber"] {
  --bg: #0b0a06;
  --ink: #f3cf7e;
  --ink-soft: #b08a3e;
  --line: #2a2310;
  --accent-live: #ffcf4d;
  --accent-build: #e0a93f;
  --accent-roadmap: #8a6e2e;
  --mono: "JetBrains Mono", "IBM Plex Mono", ui-monospace, monospace;
  --sans: "JetBrains Mono", "IBM Plex Mono", ui-monospace, monospace;
  --radius: 2px;
  --card-bg: transparent;
  --card-shadow: none;
  --sep: #b08a3e;
  --overlay: rgba(0, 0, 0, 0.72);
}

/* ============ SPACING SCALE ============ */
:root {
  --s4: 4px;  --s8: 8px;  --s12: 12px; --s16: 16px;
  --s24: 24px; --s32: 32px; --s48: 48px; --s72: 72px;
  --maxw: 1120px;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 15px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
  -webkit-user-select: none;
  -moz-user-select: none;
  user-select: none;
}
/* odkazy/maily zůstanou klikací i bez výběru */
a { -webkit-user-select: none; user-select: none; }

.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 var(--s24); }

/* ============ HEADER ============ */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: var(--bg);
  border-bottom: 1px solid transparent;
  transition: border-color 160ms ease-out;
}
.site-header[data-scrolled="true"] { border-bottom-color: var(--line); }
.header-inner {
  display: flex; align-items: flex-start; justify-content: space-between;
  gap: var(--s24); padding-top: var(--s24); padding-bottom: var(--s24);
}
.brand-name { display: inline-flex; align-items: center; gap: 9px; margin: 0; font-family: var(--mono); font-size: 16px; font-weight: 600; letter-spacing: 0.04em; line-height: 1.3; }
/* logo varianty */
.lg-wm { font-family: var(--mono); font-size: 16px; font-weight: 600; letter-spacing: 0.02em; }
.lg-d { width: 15px; height: 15px; border: 1.6px solid var(--ink); transform: rotate(45deg); flex: none; }
.lg-tile { width: 22px; height: 22px; border-radius: 5px; background: var(--ink); color: var(--bg); display: inline-flex; align-items: center; justify-content: center; font-family: var(--mono); font-weight: 700; font-size: 13px; flex: none; }
.lg-node { display: inline-flex; color: var(--ink); flex: none; }
.lg-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--accent-live); display: inline-block; margin-left: 4px; }
.lg-stk { display: inline-flex; flex-direction: column; line-height: 1; }
.lg-stk .lg-big { font-family: var(--mono); font-size: 18px; font-weight: 700; }
.lg-stk .lg-sub { font-family: var(--mono); font-size: 8px; letter-spacing: 0.4em; color: var(--ink-soft); margin-top: 2px; }
.lg-br { font-family: var(--mono); font-size: 16px; font-weight: 600; }
.lg-br .b { color: var(--ink-soft); font-weight: 400; }
.brand-role { font-family: var(--sans); font-size: 13px; font-weight: 400; color: var(--ink-soft); margin: 2px 0 0; }
.header-right { display: flex; align-items: center; gap: var(--s16); font-family: var(--mono); font-size: 12px; color: var(--ink); white-space: nowrap; }
.status-line { display: inline-flex; align-items: center; gap: var(--s8); color: var(--ink-soft); }

/* theme select */
.theme-select { position: relative; display: inline-flex; align-items: center; gap: var(--s8); border: 1px solid var(--line); border-radius: var(--radius); padding: 5px 22px 5px 10px; transition: border-color 160ms ease-out; }
.theme-select:hover { border-color: var(--ink); }
.theme-select__swatch { width: 9px; height: 9px; border-radius: 50%; background: var(--accent-live); flex: none; }
.theme-select select { appearance: none; -webkit-appearance: none; border: none; background: transparent; font-family: var(--mono); font-size: 11px; font-weight: 600; letter-spacing: 0.04em; color: var(--ink); cursor: pointer; outline: none; }
.theme-select::after { content: "\25BE"; position: absolute; right: 9px; font-size: 10px; color: var(--ink-soft); pointer-events: none; }
.theme-select select:focus-visible { outline: 2px solid var(--ink); outline-offset: 3px; }

/* theme menu — profesionální dropdown */
.theme-menu { position: relative; }
.theme-menu__btn { display: inline-flex; align-items: center; gap: 8px; border: 1px solid var(--line); border-radius: var(--radius); padding: 6px 10px; background: var(--card-bg); font-family: var(--mono); font-size: 11px; font-weight: 600; letter-spacing: 0.04em; color: var(--ink); cursor: pointer; transition: border-color 160ms ease-out; }
.theme-menu__btn:hover { border-color: var(--ink); }
.theme-menu__sw { width: 12px; height: 12px; border-radius: 3px; border: 1px solid var(--line); flex: none; }
.theme-menu__chev { font-size: 9px; color: var(--ink-soft); }
.theme-menu__pop { position: absolute; top: calc(100% + 6px); right: 0; min-width: 190px; background: var(--bg); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: 0 6px 24px rgba(0,0,0,0.12); padding: 4px; display: none; z-index: 60; }
.theme-menu[data-open="true"] .theme-menu__pop { display: block; }
.theme-menu__item { display: flex; align-items: center; gap: 10px; width: 100%; padding: 8px 10px; border: none; background: none; border-radius: var(--radius); font-family: var(--mono); font-size: 12px; color: var(--ink); cursor: pointer; text-align: left; }
.theme-menu__item:hover { background: color-mix(in srgb, var(--ink) 8%, transparent); }
.theme-menu__item .tm-sw { width: 14px; height: 14px; border-radius: 3px; border: 1px solid var(--line); flex: none; }
.theme-menu__item .tm-nm { flex: 1; }
.theme-menu__item .tm-check { color: var(--accent-live); opacity: 0; }
.theme-menu__item[aria-current="true"] { font-weight: 700; }
.theme-menu__item[aria-current="true"] .tm-check { opacity: 1; }
.theme-menu__btn:focus-visible, .theme-menu__item:focus-visible { outline: 2px solid var(--ink); outline-offset: 2px; }

/* ============ STATUS DOT ============ */
.dot { position: relative; display: inline-block; width: 8px; height: 8px; border-radius: 50%; flex: none; }
.dot--live { background: var(--accent-live); animation: dotPulse 2s ease-in-out infinite; }
.dot--build { background: var(--accent-build); }
.dot--roadmap { background: var(--accent-roadmap); }
.dot--login { background: #41ff7e; }

@keyframes dotPulse { 0%, 100% { transform: scale(1); opacity: 1; } 50% { transform: scale(1.4); opacity: 0.6; } }
@keyframes dotPing { 0% { transform: scale(1); opacity: 0.4; } 100% { transform: scale(2.5); opacity: 0; } }
.card[data-variant="live"] .dot--live::after { content: ""; position: absolute; inset: 0; border-radius: 50%; border: 1px solid var(--accent-live); animation: dotPing 2s ease-in-out infinite; }

/* ============ HERO METRICS ============ */
.metrics { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--s32); padding: var(--s48) 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.metric { position: relative; display: flex; flex-direction: column; gap: var(--s8); min-width: 0; }
.metric--live, .metric--build, .metric--roadmap { padding-left: var(--s24); }
.metric--live::before, .metric--build::before, .metric--roadmap::before { content: ""; position: absolute; left: 0; top: 50%; transform: translateY(-50%); width: 1px; height: 24px; }
.metric--live::before { background: var(--accent-live); }
.metric--build::before { background: var(--accent-build); }
.metric--roadmap::before { background: var(--accent-roadmap); }
.metric__num { font-family: var(--mono); font-size: 56px; font-weight: 600; font-variant-numeric: tabular-nums; line-height: 1; color: var(--ink); }
.metric__label { font-family: var(--mono); font-size: 10px; font-weight: 600; letter-spacing: 0.16em; text-transform: uppercase; color: var(--ink-soft); }
@media (max-width: 639px) { .metric__num { font-size: 40px; } }

/* ============ SECTIONS ============ */
main { padding-bottom: var(--s72); }
.section { margin-top: var(--s48); }
.section-title { font-family: var(--mono); font-size: 24px; font-weight: 600; font-variant-numeric: tabular-nums; text-transform: uppercase; letter-spacing: 0.02em; color: var(--ink); margin: 0; }
.section-rule { height: 1px; margin: var(--s12) 0 var(--s24); }
.section-rule--live { background: var(--accent-live); }
.section-rule--build { background: var(--accent-build); }
.section-rule--roadmap { background: var(--accent-roadmap); }
.section-rule--login { background: #41ff7e; }

.grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--s16); }
@media (max-width: 1023px) { .grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 639px)  { .grid { grid-template-columns: 1fr; } }

/* ============ DIAMOND SEPARATOR ============ */
.diamond-sep { display: flex; align-items: center; justify-content: center; gap: var(--s16); padding: var(--s48) 0; }
.diamond-sep__line { width: 60px; height: 1px; background: var(--sep); }
.diamond-sep__mark { width: 8px; height: 8px; border: 1px solid var(--ink-soft); transform: rotate(45deg); }

/* ============ CARD ============ */
.card { position: relative; display: flex; flex-direction: column; padding: 20px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--card-bg); box-shadow: var(--card-shadow); text-align: left; text-decoration: none; color: inherit; font: inherit; width: 100%; min-width: 0; cursor: pointer; opacity: 0; transition: transform 160ms ease-out, border-color 160ms ease-out, box-shadow 160ms ease-out, opacity 240ms ease-out; }
.card__tagline, .card__desc, .card__stack { overflow-wrap: anywhere; }
.card.shown { opacity: 1; }
.card__top { display: flex; align-items: center; justify-content: space-between; gap: var(--s8); }
.card__name { font-family: var(--mono); font-size: 15px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.03em; color: var(--ink); }
.card__status { display: flex; align-items: center; gap: var(--s8); }
.card__label { font-family: var(--mono); font-size: 11px; color: var(--ink-soft); }
.card__tagline { font-family: var(--sans); font-size: 15px; font-weight: 500; color: var(--ink); margin: var(--s16) 0 0; line-height: 1.4; }
.card__desc { font-family: var(--sans); font-size: 13px; font-weight: 400; color: var(--ink-soft); margin: var(--s8) 0 0; line-height: 1.5; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
.card__stack { font-family: var(--mono); font-size: 10px; letter-spacing: 0.02em; color: var(--ink-soft); margin: var(--s12) 0 0; line-height: 1.6; }
.card__action { font-family: var(--mono); font-size: 12px; font-weight: 600; color: var(--ink); margin-top: var(--s16); align-self: flex-end; display: inline-flex; align-items: center; gap: 4px; transition: color 160ms ease-out; }
.card__action .arrow { display: inline-block; transition: transform 160ms ease-out; }

/* live cards */
.card[data-variant="live"]::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 2px; background: var(--accent-live); transform: scaleX(0); transform-origin: left; transition: transform 200ms cubic-bezier(0.3, 0, 0.2, 1); border-radius: 0 0 var(--radius) var(--radius); }
.card[data-variant="live"]:hover { transform: translateY(-2px); border-color: var(--ink); }
.card[data-variant="live"]:hover::after { transform: scaleX(1); }
.card[data-variant="live"]:hover .card__action { color: var(--accent-live); }
.card[data-variant="live"]:hover .arrow { transform: translateX(4px); }

/* in-build cards — amber chrome, mírně ztlumené */
.card[data-variant="build"] .card__label, .card[data-variant="build"] .card__action { opacity: 0.7; }
.card[data-variant="build"].shown { opacity: 0.92; }
.card[data-variant="build"]:hover { border-color: var(--ink); }
.card[data-variant="build"]:hover .card__action { opacity: 1; }

/* roadmap cards — body full contrast, chrome dimmed */
.card[data-variant="roadmap"] .dot { opacity: 0.5; }
.card[data-variant="roadmap"] .card__label, .card[data-variant="roadmap"] .card__action { opacity: 0.55; }
.card[data-variant="roadmap"] .card__name, .card[data-variant="roadmap"] .card__stack { opacity: 0.72; }
.card[data-variant="roadmap"].shown { opacity: 0.92; }
.card[data-variant="roadmap"]:hover { border-color: var(--ink); }
.card[data-variant="roadmap"]:hover .card__action { opacity: 1; }

/* focus */
.card:focus-visible, .modal__close:focus-visible, a:focus-visible, select:focus-visible { outline: 2px solid var(--ink); outline-offset: 2px; }

/* ============ FOOTER ============ */
.site-footer { border-top: 1px solid var(--line); }
.footer-inner { min-height: 96px; display: flex; align-items: center; justify-content: center; font-family: var(--mono); font-size: 12px; color: var(--ink-soft); }

/* ============ MODAL ============ */
.modal-backdrop { position: fixed; inset: 0; z-index: 100; display: none; align-items: center; justify-content: center; padding: var(--s24); background: var(--overlay); opacity: 0; transition: opacity 160ms ease-out; }
.modal-backdrop[data-open="true"] { display: flex; opacity: 1; }
.modal { position: relative; width: 100%; max-width: 480px; padding: var(--s32); background: var(--bg); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--card-shadow); }
.modal__close { position: absolute; top: var(--s16); right: var(--s16); border: none; background: none; font-family: var(--mono); font-size: 12px; color: var(--ink-soft); cursor: pointer; padding: 4px; }
.modal__close:hover { color: var(--ink); }
.modal__top { display: flex; align-items: center; gap: var(--s8); margin-bottom: var(--s16); }
.modal__name { font-family: var(--mono); font-size: 13px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.04em; }
.modal__label { font-family: var(--mono); font-size: 11px; color: var(--ink-soft); }
.modal__tagline { font-family: var(--sans); font-size: 16px; font-weight: 500; margin: 0 0 var(--s12); }
.modal__desc { font-family: var(--sans); font-size: 14px; color: var(--ink-soft); margin: 0 0 var(--s16); line-height: 1.55; }
.modal__meta { font-family: var(--mono); font-size: 12px; color: var(--ink-soft); margin: 0; line-height: 1.7; }

/* ============ MOBILE HEADER ============ */
@media (max-width: 639px) {
  .header-inner { flex-direction: column; align-items: flex-start; gap: var(--s12); }
  .brand-name { font-size: 15px; }
  .brand-role { font-size: 12px; max-width: 40ch; line-height: 1.45; }
  .header-right { width: 100%; justify-content: space-between; gap: var(--s8); flex-wrap: wrap; }
  .status-line { font-size: 11px; }
  .metrics { gap: var(--s16); padding: var(--s32) 0; }
  .metric--live, .metric--build, .metric--roadmap { padding-left: var(--s12); }
  .metric__num { font-size: 34px; }
  .metric__label { font-size: 9px; letter-spacing: 0.10em; }
}

/* ============ REDUCED MOTION ============ */
@media (prefers-reduced-motion: reduce) {
  * { transition-duration: 0.01ms !important; }
  .card { opacity: 1 !important; }
  .dot--live { animation: none !important; }
  .card[data-variant="live"] .dot--live::after { animation: none !important; display: none; }
}