/* ---------- 21 Stairs to Heaven — styles ----------
   stairs.gorrdy.cz
   Einundzwanzig-inspired: monospace, flat, dark-mode native.
*/

/* ---------- Fonts (self-hosted, variable axis 200-900) ---------- */
@font-face {
  font-family: 'Inconsolata';
  font-style: normal;
  font-weight: 200 900;
  font-display: swap;
  src: url('/assets/fonts/inconsolata-latin.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'Inconsolata';
  font-style: normal;
  font-weight: 200 900;
  font-display: swap;
  src: url('/assets/fonts/inconsolata-latin-ext.woff2') format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}

/* ---------- Tokens ---------- */
:root {
  --bg:           #1B1B1B;
  --bg-card:      #111111;
  --bg-elev:      #222222;
  --border:       #2a2a2a;
  --border-hot:   #f7931a;
  --text:         #f2f2f2;
  --text-dim:     #888888;
  --orange:       #f7931a;
  --orange-hi:    #ffb04a;
  --orange-hover: #dd7901;
  --orange-soft:  rgba(247,147,26,0.12);
  --orange-fg:    #2a1801;

  --ff-base: 'Inconsolata', ui-monospace, 'JetBrains Mono', 'SF Mono', Menlo, Consolas, monospace;

  --fs-xs:   0.75rem;
  --fs-s:    0.875rem;
  --fs-m:    1rem;
  --fs-l:    1.125rem;
  --fs-xl:   clamp(1.25rem, 2.4vw, 1.75rem);
  --fs-2xl:  clamp(1.75rem, 4.5vw, 3rem);
  --fs-hero: clamp(5rem, 22vw, 14rem);

  --space-section: clamp(3rem, 8vw, 6rem);
  --pad-x: clamp(1rem, 4vw, 2rem);
  --wrap-max: 1120px;

  --radius:   0.5rem;
  --radius-s: 0.25rem;

  --t-fast:   0.2s ease;
  --t-medium: 0.4s ease;
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--ff-base);
  font-size: 17px;
  line-height: 1.55;
  font-feature-settings: "kern" 1, "liga" 1;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img, svg { display: block; max-width: 100%; height: auto; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }
a { color: var(--orange); text-decoration: none; transition: color var(--t-fast); }
a:hover, a:focus-visible { color: var(--orange-hi); text-decoration: underline; text-underline-offset: 3px; }
:focus-visible { outline: 2px solid var(--orange); outline-offset: 3px; border-radius: 2px; }
::selection { background: var(--orange); color: var(--orange-fg); }

.skip-link {
  position: absolute; left: -9999px; top: 0; padding: .75rem 1rem;
  background: var(--orange); color: var(--orange-fg); font-weight: 700;
}
.skip-link:focus { left: 0; z-index: 1000; }

/* ---------- Layout helpers ---------- */
.wrap {
  max-width: var(--wrap-max);
  margin-inline: auto;
  padding-inline: var(--pad-x);
}
.rule {
  border: 0;
  border-top: 1px solid var(--border);
  max-width: var(--wrap-max);
  margin: 0 auto;
  width: calc(100% - 2 * var(--pad-x));
}
.dim { color: var(--text-dim); }
.orange { color: var(--orange); }
code {
  font-family: var(--ff-base);
  background: var(--bg-elev);
  padding: .1em .4em;
  border-radius: var(--radius-s);
  font-size: 0.95em;
}

/* ---------- Header ---------- */
.header {
  position: sticky;
  top: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.85rem var(--pad-x);
  background: rgba(27,27,27,0.92);
  backdrop-filter: saturate(140%) blur(8px);
  -webkit-backdrop-filter: saturate(140%) blur(8px);
  border-bottom: 1px solid var(--border);
}
.brand {
  display: inline-flex;
  align-items: baseline;
  gap: .35rem;
  color: var(--text);
  font-weight: 700;
  letter-spacing: 0.02em;
  text-decoration: none;
  font-size: var(--fs-m);
}
.brand:hover { text-decoration: none; }
.brand-num { color: var(--orange); font-size: 1.4em; font-weight: 700; }
.brand-arrow { color: var(--orange); font-size: 1.1em; }
.brand-text { font-size: 0.92em; letter-spacing: 0.08em; }
.dot { color: var(--orange); margin: 0 .15em; opacity: .8; }

.nav {
  display: flex;
  gap: clamp(.5rem, 2vw, 1.5rem);
  align-items: center;
}
.nav a {
  color: var(--text);
  text-transform: uppercase;
  font-size: var(--fs-s);
  letter-spacing: 0.08em;
  padding: .25rem .25rem;
  border-bottom: 1px solid transparent;
}
.nav a:hover, .nav a:focus-visible {
  color: var(--orange);
  border-bottom-color: var(--orange);
  text-decoration: none;
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  padding: 10px;
  flex-direction: column;
  justify-content: space-between;
  align-items: stretch;
  border: 1px solid var(--border);
  border-radius: var(--radius-s);
  background: var(--bg-card);
}
.nav-toggle span { display: block; height: 2px; background: var(--text); transition: transform var(--t-fast), opacity var(--t-fast); }

@media (max-width: 720px) {
  .nav-toggle { display: flex; }
  .nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: var(--bg-card);
    border-bottom: 1px solid var(--border);
    transform: translateY(-200%);
    transition: transform var(--t-medium);
  }
  .nav a {
    padding: 1rem var(--pad-x);
    border-bottom: 1px solid var(--border);
  }
  .header.nav-open .nav { transform: translateY(0); }
  .header.nav-open .nav-toggle span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .header.nav-open .nav-toggle span:nth-child(2) { opacity: 0; }
  .header.nav-open .nav-toggle span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
}

/* ---------- Ticker ---------- */
.ticker {
  background: var(--orange);
  color: var(--orange-fg);
  font-weight: 700;
  overflow: hidden;
  border-bottom: 1px solid var(--orange-hover);
}
.ticker-track {
  display: inline-flex;
  gap: 1.25rem;
  padding: .6rem 0;
  white-space: nowrap;
  animation: ticker 55s linear infinite;
  will-change: transform;
}
.ticker-track span { padding: 0 .25rem; font-size: var(--fs-s); letter-spacing: 0.03em; text-transform: uppercase; }
.ticker-label { background: var(--orange-fg); color: var(--orange); padding: 0 .6rem; border-radius: var(--radius-s); }
@keyframes ticker {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}
@media (prefers-reduced-motion: reduce) {
  .ticker-track { animation: none; flex-wrap: wrap; white-space: normal; padding: .6rem var(--pad-x); }
}

/* ---------- Section primitives ---------- */
section.wrap,
.hero,
.tour,
.booking,
.band,
.setlist,
.manifesto {
  padding-block: var(--space-section);
}
.section-eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--orange);
  font-size: var(--fs-s);
  margin: 0 0 .75rem;
}
.section-title {
  font-size: var(--fs-2xl);
  line-height: 1.15;
  letter-spacing: -0.01em;
  margin: 0 0 1.5rem;
  font-weight: 700;
}

/* ---------- Hero ---------- */
.hero { position: relative; overflow: hidden; padding-block: clamp(3rem, 9vw, 7rem); }
.hero-wrap { position: relative; }
.hero-num {
  font-size: var(--fs-hero);
  line-height: 0.85;
  font-weight: 700;
  color: var(--orange);
  letter-spacing: -0.05em;
  margin-bottom: clamp(.5rem, 2vw, 1rem);
  text-shadow: 0 0 80px rgba(247,147,26,0.15);
}
.hero-title {
  font-size: clamp(1.5rem, 5vw, 3rem);
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin: 0 0 1rem;
  line-height: 1.05;
}
.hero-title span { display: inline; }
.hero-dot { color: var(--orange); margin: 0 .25em; }
.hero-sub {
  color: var(--text-dim);
  font-size: var(--fs-l);
  max-width: 38ch;
  margin: 0 0 2rem;
  line-height: 1.5;
}
.hero-sub a { color: var(--text); border-bottom: 1px dashed var(--orange); }
.hero-cta { display: flex; gap: .75rem; flex-wrap: wrap; }
.hero-stairs {
  position: absolute;
  right: var(--pad-x);
  bottom: 1rem;
  margin: 0;
  font-family: var(--ff-base);
  font-size: clamp(.55rem, 1.4vw, .85rem);
  line-height: 1.05;
  color: var(--orange);
  opacity: 0.5;
  pointer-events: none;
  white-space: pre;
}
@media (max-width: 720px) { .hero-stairs { display: none; } }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  min-height: 44px;
  padding: .6rem 1.25rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-size: var(--fs-s);
  border-radius: var(--radius);
  border: 1px solid transparent;
  transition: background var(--t-fast), border-color var(--t-fast), color var(--t-fast), transform var(--t-fast);
  text-decoration: none;
}
.btn-primary {
  background: var(--orange);
  color: var(--orange-fg);
  border-color: var(--orange);
}
.btn-primary:hover, .btn-primary:focus-visible {
  background: var(--orange-hover);
  border-color: var(--orange-hover);
  color: var(--orange-fg);
  text-decoration: none;
  transform: translateY(-1px);
}
.btn-ghost {
  background: transparent;
  color: var(--text);
  border-color: var(--border);
}
.btn-ghost:hover, .btn-ghost:focus-visible {
  border-color: var(--orange);
  color: var(--orange);
  text-decoration: none;
  transform: translateY(-1px);
}

/* ---------- Manifesto ---------- */
.manifesto-body { max-width: 62ch; }
.manifesto-body p { margin: 0 0 1rem; font-size: var(--fs-l); }
.manifesto-body strong { color: var(--orange); font-weight: 700; }

/* ---------- Sestava ---------- */
.members {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1.25rem;
  grid-template-columns: 1fr;
}
@media (min-width: 600px) { .members { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 840px) { .members { grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 1100px) { .members { grid-template-columns: repeat(4, 1fr); } }

.member {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform var(--t-fast), border-color var(--t-fast);
}
.member:hover { transform: translateY(-2px); border-color: var(--orange); }

.member-img {
  position: relative;
  aspect-ratio: 1 / 1;
  overflow: hidden;
  background: var(--bg-elev);
}
.member-img img,
.member-img svg {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 20%;
  filter: saturate(0.9) contrast(1.05);
  transition: filter var(--t-medium), transform var(--t-medium);
}
.member:hover .member-img img { filter: saturate(1.1) contrast(1.1); transform: scale(1.03); }

.member-num {
  position: absolute;
  top: .5rem;
  left: .5rem;
  font-weight: 700;
  font-size: var(--fs-s);
  color: var(--orange-fg);
  background: var(--orange);
  padding: .1rem .4rem;
  border-radius: var(--radius-s);
  letter-spacing: 0.05em;
}

.member-body {
  padding: 1rem;
  display: flex;
  flex-direction: column;
  gap: .35rem;
  flex: 1;
}
.member-body h3 {
  margin: 0;
  font-size: var(--fs-l);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: 0.01em;
}
.member-body .alias { color: var(--orange); font-weight: 400; }
.role {
  margin: 0;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-size: var(--fs-xs);
  color: var(--orange);
}
.bio { margin: 0; color: var(--text-dim); font-size: var(--fs-s); line-height: 1.45; }
.links { margin: auto 0 0; font-size: var(--fs-s); padding-top: .5rem; }
.member-placeholder .member-img { background: var(--bg-card); }
.member-placeholder .kriz-svg { object-position: center; }

/* ---------- Setlist ---------- */
.tracks {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  border-top: 1px solid var(--border);
}
@media (min-width: 840px) { .tracks { grid-template-columns: 1fr 1fr; gap: 0 2rem; } }

.tracks li {
  display: grid;
  grid-template-columns: 3ch 1fr auto;
  gap: 1rem;
  align-items: baseline;
  padding: .85rem 0;
  border-bottom: 1px solid var(--border);
}
.tracks li:hover { background: var(--orange-soft); }
.t-num {
  color: var(--orange);
  font-weight: 700;
  font-size: var(--fs-m);
  letter-spacing: 0.02em;
}
.t-name {
  text-transform: uppercase;
  font-weight: 700;
  letter-spacing: 0.03em;
  font-size: var(--fs-m);
  line-height: 1.25;
}
.t-orig {
  color: var(--text-dim);
  font-size: var(--fs-xs);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  white-space: nowrap;
}
@media (max-width: 540px) {
  .tracks li { grid-template-columns: 3ch 1fr; }
  .t-orig { grid-column: 2; font-size: var(--fs-xs); white-space: normal; }
}

/* ---------- Tour ---------- */
.gigs {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
  border-top: 1px solid var(--border);
}
.gig {
  display: grid;
  grid-template-columns: minmax(150px, 220px) 1fr auto;
  gap: 1.5rem;
  align-items: start;
  padding: 1.5rem 0;
  border-bottom: 1px solid var(--border);
}
@media (max-width: 720px) {
  .gig { grid-template-columns: 1fr; gap: .5rem; }
}
.gig-when { display: flex; flex-direction: column; }
.gig-block {
  color: var(--orange);
  font-weight: 700;
  font-size: var(--fs-m);
  letter-spacing: 0.04em;
}
.gig-date { color: var(--text-dim); font-size: var(--fs-s); }
.gig-where h3 { margin: 0 0 .25rem; font-size: var(--fs-l); }
.gig-where p { margin: 0; color: var(--text-dim); font-size: var(--fs-s); }
.gig-status {
  align-self: start;
  text-transform: uppercase;
  font-size: var(--fs-xs);
  letter-spacing: 0.1em;
  padding: .25rem .6rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-s);
  color: var(--text-dim);
  white-space: nowrap;
}
.gig-confirmed .gig-status {
  background: var(--orange);
  color: var(--orange-fg);
  border-color: var(--orange);
}

/* ---------- Booking ---------- */
.booking-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}
@media (min-width: 600px) { .booking-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1000px) { .booking-grid { grid-template-columns: repeat(4, 1fr); } }

.booking-card {
  padding: 1.25rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: border-color var(--t-fast);
}
.booking-card:hover { border-color: var(--orange); }
.bc-label {
  margin: 0 0 .5rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--orange);
  font-size: var(--fs-xs);
  font-weight: 700;
}
.bc-value {
  margin: 0 0 .5rem;
  font-size: var(--fs-l);
  font-weight: 700;
  line-height: 1.3;
}
.bc-value a { color: var(--text); border-bottom: 1px dashed var(--orange); }
.bc-value a:hover { color: var(--orange); }
.bc-note { margin: 0; color: var(--text-dim); font-size: var(--fs-s); }

/* ---------- Footer ---------- */
.footer {
  margin-top: var(--space-section);
  border-top: 1px solid var(--border);
  background: var(--bg-card);
}
.footer-wrap { padding-block: 2.5rem; display: flex; flex-direction: column; gap: .75rem; }
.foot-brand {
  margin: 0;
  font-weight: 700;
  font-size: var(--fs-l);
  letter-spacing: 0.05em;
}
.foot-brand::first-letter { color: var(--orange); }
.foot-meta { margin: 0; color: var(--text-dim); font-size: var(--fs-s); line-height: 1.5; }
.foot-meta a { color: var(--text); border-bottom: 1px dashed var(--orange); }