/* ==========================================================================
   B! Smart — Centro de Explicações · main.css
   Layout: one persistent video canvas (fixed) under a 12-column, 1240px
   editorial grid. Content floats on glass and hairlines, never on solid fills.
   Palette: graphite paper + chalk (from the hero video) + B! yellow (logo),
   the yellow reserved for CTAs, the "!" and the teacher's underline.
   ========================================================================== */

@font-face {
  font-family: "LM Roman";
  src: url("../fonts/lmroman17-regular.woff") format("woff");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "LM Roman";
  src: url("../fonts/lmroman12-italic.woff") format("woff");
  font-weight: 400;
  font-style: italic;
  font-display: swap;
}

:root {
  color-scheme: dark;

  /* — Brand palette (edit here) — */
  --bg-main: #0d0d0f;          /* graphite paper (video background)   */
  --color-primary: #ece9e2;    /* chalk — dominant stroke in the video */
  --color-secondary: #a6a5a8;  /* soft graphite — body copy           */
  --color-accent: #f4da3c;     /* B! Smart yellow — extreme restraint  */

  --color-strong: #cfcdc8;     /* lead paragraphs                     */
  --color-muted: #77767c;      /* captions, meta                      */
  --color-ink: #121214;        /* text on accent                      */
  --line: rgba(255, 255, 255, 0.1);
  --line-strong: rgba(255, 255, 255, 0.18);
  --glass: rgba(17, 17, 20, 0.46);
  --glass-strong: rgba(13, 13, 15, 0.78);
  --wash: rgba(255, 255, 255, 0.045);
  --wash-hover: rgba(255, 255, 255, 0.09);
  --shade-rgb: 8, 8, 10;
  --ok: #3dd68c;               /* status: open   */
  --warn: #f5a524;             /* status: closed */

  /* — Type — */
  --font-sans: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI Variable Text", "Segoe UI", "Helvetica Neue", Roboto, Arial, sans-serif;
  --font-display: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Segoe UI Variable Display", "Segoe UI", "Helvetica Neue", Roboto, Arial, sans-serif;
  --font-serif: "LM Roman", "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, serif;
  --font-mono: ui-monospace, "SF Mono", "Cascadia Mono", "Roboto Mono", Menlo, Consolas, monospace;

  --step--1: clamp(0.72rem, 0.7rem + 0.1vw, 0.78rem);
  --step-0: clamp(1rem, 0.97rem + 0.15vw, 1.0625rem);
  --step-1: clamp(1.1rem, 1.04rem + 0.3vw, 1.3rem);
  --step-2: clamp(1.35rem, 1.2rem + 0.7vw, 1.8rem);
  --step-3: clamp(2.05rem, 1.55rem + 2.3vw, 3.5rem);
  --step-4: clamp(2.7rem, 1.5rem + 4.6vw, 5.9rem);

  /* — Space & shape — */
  --gutter: clamp(1rem, 0.55rem + 2vw, 2.5rem);
  --max: 1240px;
  --space-section: clamp(5.5rem, 3.8rem + 7vw, 10rem);
  --r-card: 22px;
  --r-sm: 14px;
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-io: cubic-bezier(0.65, 0, 0.35, 1);
  --nav-top: calc(env(safe-area-inset-top, 0px) + 14px);
}

/* ---------- Base ---------- */
*, *::before, *::after { box-sizing: border-box; }
[hidden] { display: none !important; }
html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: 96px;
  scrollbar-gutter: stable;
}
body {
  margin: 0;
  background: var(--bg-main);
  color: var(--color-secondary);
  font: 400 var(--step-0)/1.6 var(--font-sans);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  overflow-x: clip;
}
html.modal-open { overflow: hidden; }
img, svg, video { display: block; max-width: 100%; }
a { color: inherit; }
button { font: inherit; color: inherit; }
p { margin: 0; text-wrap: pretty; }
h1, h2, h3, h4 {
  margin: 0;
  color: var(--color-primary);
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: -0.035em;
  line-height: 1.04;
  text-wrap: balance;
}
em, .serif {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 400;
  letter-spacing: -0.012em;
}
h1 em, h2 em { font-size: 1.07em; line-height: 0.9; }
::selection { background: var(--color-accent); color: var(--color-ink); }
:focus-visible { outline: 2px solid var(--color-accent); outline-offset: 3px; }
.i { width: 18px; height: 18px; flex: none; fill: none; stroke: currentColor; stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; }
.sprite { position: absolute; width: 0; height: 0; overflow: hidden; }
.visually-hidden {
  position: absolute !important; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}
.skip {
  position: fixed; left: 1rem; top: 1rem; z-index: 100; padding: .7rem 1rem; border-radius: 999px;
  background: var(--color-accent); color: var(--color-ink); font-weight: 600; text-decoration: none;
  transform: translateY(-160%); transition: transform .3s var(--ease-out);
}
.skip:focus { transform: none; }

.wrap {
  width: 100%;
  max-width: calc(var(--max) + 2 * var(--gutter));
  margin-inline: auto;
  padding-inline: var(--gutter);
}
.site { position: relative; z-index: 1; }

.eyebrow {
  display: inline-flex; align-items: center; gap: .75rem;
  font: 500 var(--step--1)/1 var(--font-mono);
  letter-spacing: .16em; text-transform: uppercase;
  color: var(--color-secondary);
}
.eyebrow::before { content: ""; width: 28px; height: 1px; background: currentColor; opacity: .55; }

/* ---------- Persistent video canvas ---------- */
.stage {
  position: fixed; inset: 0; z-index: 0; overflow: hidden;
  background: var(--bg-main);
  --shade: .34; --blur: 0px; --scale: 1.04; --px: 0px; --py: 0px;
}
.stage__video {
  position: absolute; inset: 0; width: 100%; height: 100%;
  object-fit: cover; object-position: 58% 50%;
  transform: translate3d(var(--px), var(--py), 0) scale(var(--scale));
  filter: blur(var(--blur));
  will-change: transform;
}
.stage__shade {
  position: absolute; inset: 0;
  background:
    linear-gradient(180deg, rgba(var(--shade-rgb), .6) 0%, rgba(var(--shade-rgb), 0) 22%),
    radial-gradient(120% 85% at 0% 30%, rgba(var(--shade-rgb), .7) 0%, rgba(var(--shade-rgb), 0) 62%),
    rgba(var(--shade-rgb), var(--shade));
}
.stage__grain {
  position: absolute; inset: -50%; opacity: .06; pointer-events: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 1 0 0 0 0 1 0 0 0 0 1 0 0 0 .9 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* ---------- Buttons ---------- */
.btn {
  --h: 54px;
  position: relative; isolation: isolate;
  display: inline-flex; align-items: center; justify-content: center; gap: .65rem;
  height: var(--h); padding: 0 1.55rem;
  border-radius: 999px; border: 1px solid transparent;
  font: 600 .95rem/1 var(--font-sans); letter-spacing: -.005em;
  text-decoration: none; white-space: nowrap; cursor: pointer;
  transition: background-color .3s, border-color .3s, color .3s, box-shadow .3s;
}
.btn__label { display: inline-flex; align-items: center; gap: .65rem; }
.btn .i { transition: transform .45s var(--ease-out); }
.btn:hover .i--arrow { transform: translateX(3px); }
.btn--accent {
  background: var(--color-accent); color: var(--color-ink);
  box-shadow: 0 0 0 1px rgba(244, 218, 60, .35), 0 14px 44px -14px rgba(244, 218, 60, .55);
  overflow: hidden;
}
.btn--accent::after {
  content: ""; position: absolute; inset: 0; z-index: -1; border-radius: inherit;
  background: radial-gradient(120px circle at var(--mx, 50%) var(--my, 50%), rgba(255, 255, 255, .55), transparent 70%);
  opacity: 0; transition: opacity .35s;
}
.btn--accent:hover::after { opacity: 1; }
.btn--ghost {
  background: var(--wash); border-color: var(--line-strong); color: var(--color-primary);
  -webkit-backdrop-filter: blur(12px); backdrop-filter: blur(12px);
}
.btn--ghost:hover { background: var(--wash-hover); }
.btn--sm { --h: 40px; padding: 0 1.05rem; font-size: .86rem; }
.btn--block { width: 100%; }
.magnet { display: inline-block; padding: 26px; margin: -26px; }

.icon-btn {
  width: 44px; height: 44px; flex: none;
  display: inline-grid; place-items: center;
  border-radius: 50%; border: 1px solid var(--line); background: var(--wash);
  color: var(--color-primary); cursor: pointer;
  -webkit-backdrop-filter: blur(12px); backdrop-filter: blur(12px);
  transition: background-color .3s, border-color .3s;
}
.icon-btn:hover { background: var(--wash-hover); border-color: var(--line-strong); }

.link-arrow {
  display: inline-flex; align-items: center; gap: .45rem;
  color: var(--color-primary); text-decoration: none; font-weight: 500; font-size: .92rem;
  border-bottom: 1px solid var(--line-strong); padding-bottom: .2rem; width: max-content;
  transition: border-color .3s;
}
.link-arrow:hover { border-color: var(--color-primary); }
.link-arrow .i { width: 15px; height: 15px; }

/* ---------- Status badge (live schedule) ---------- */
.status {
  display: inline-flex; align-items: center; gap: .6rem;
  height: 40px; padding: 0 .95rem 0 .8rem;
  border-radius: 999px; border: 1px solid var(--line); background: var(--wash);
  color: var(--color-primary); text-decoration: none; white-space: nowrap;
  font: 500 .84rem/1 var(--font-sans); font-variant-numeric: tabular-nums;
  transition: background-color .3s, border-color .3s;
}
a.status:hover { background: var(--wash-hover); border-color: var(--line-strong); }
.status__dot {
  --c: var(--warn);
  position: relative; width: 8px; height: 8px; flex: none; border-radius: 50%;
  background: var(--c);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--c) 22%, transparent), 0 0 14px var(--c);
}
.status__dot::after {
  content: ""; position: absolute; inset: 0; border-radius: 50%; background: var(--c);
  animation: ping 2.4s var(--ease-out) infinite;
}
[data-state="open"] .status__dot { --c: var(--ok); }
.status__short { display: none; }
@keyframes ping { 0% { transform: scale(1); opacity: .65; } 80%, 100% { transform: scale(3.2); opacity: 0; } }

/* ---------- Navigation ---------- */
.nav {
  position: fixed; z-index: 50; left: 0; right: 0; top: var(--nav-top);
  padding-inline: var(--gutter); pointer-events: none;
}
.nav__bar {
  pointer-events: auto;
  max-width: var(--max); margin-inline: auto;
  display: flex; align-items: center; gap: 1rem;
  height: 64px; padding: 0 .55rem 0 .7rem;
  border-radius: 999px; border: 1px solid var(--line);
  background: rgba(14, 14, 16, .48);
  -webkit-backdrop-filter: blur(18px) saturate(140%); backdrop-filter: blur(18px) saturate(140%);
  transition: height .45s var(--ease-out), background-color .45s, border-color .45s;
}
.nav.is-scrolled .nav__bar { height: 58px; background: rgba(12, 12, 14, .74); border-color: var(--line-strong); }
.brand {
  display: inline-flex; align-items: center; gap: .65rem;
  color: var(--color-primary); text-decoration: none;
  font: 650 1.06rem/1 var(--font-display); letter-spacing: -.025em;
}
.brand img { width: 40px; height: 40px; border-radius: 50%; }
.bang { color: var(--color-accent); }
.nav__links { display: flex; gap: .15rem; margin-inline: auto; }
.nav__links a {
  padding: .6rem .9rem; border-radius: 999px;
  color: var(--color-secondary); text-decoration: none; font-size: .9rem;
  transition: color .25s, background-color .25s;
}
.nav__links a:hover, .nav__links a[aria-current="true"] { color: var(--color-primary); background: var(--wash); }
.nav__right { display: flex; align-items: center; gap: .5rem; margin-left: auto; }
.nav__links + .nav__right { margin-left: 0; }
.nav__menu { display: none; }
.nav__sheet {
  pointer-events: auto;
  max-width: var(--max); margin: .5rem auto 0;
  display: grid; gap: .15rem; padding: .6rem;
  border-radius: 26px; border: 1px solid var(--line-strong);
  background: rgba(13, 13, 15, .9);
  -webkit-backdrop-filter: blur(20px); backdrop-filter: blur(20px);
}
.nav__sheet a:not(.btn) {
  padding: .95rem 1rem; border-radius: 16px;
  color: var(--color-primary); text-decoration: none; font-size: 1.15rem; letter-spacing: -.01em;
}
.nav__sheet a:not(.btn):hover { background: var(--wash); }
.nav__sheet .btn { margin-top: .4rem; }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex; flex-direction: column; justify-content: space-between;
  padding-top: clamp(7.5rem, 17vh, 11.5rem);
}
.hero__content { max-width: 980px; }
.hero__title {
  margin-top: 1.5rem;
  font-size: var(--step-4);
  line-height: .98;
  letter-spacing: -.045em;
}
.hero__title .line { display: block; padding-bottom: .12em; clip-path: inset(-.2em -1em -.35em -.2em); }
.hero__title .line > span { display: inline-block; animation: rise 1.15s var(--ease-out) both; animation-delay: calc(.12s + var(--i, 0) * .12s); }
.hero__title em { position: relative; display: inline-block; white-space: nowrap; color: var(--color-primary); }
.underline {
  position: absolute; left: -1%; bottom: -.24em; width: 103%; height: .36em;
  overflow: visible; pointer-events: none;
}
.underline path {
  fill: none; stroke: var(--color-accent); stroke-linecap: round; stroke-width: 3.2;
  stroke-dasharray: 1; stroke-dashoffset: 1;
  animation: draw .9s var(--ease-io) forwards;
  filter: url(#chalk);
}
.underline path:nth-child(1) { animation-delay: 1.05s; }
.underline path:nth-child(2) { animation-delay: 1.45s; stroke-width: 2.4; opacity: .85; }
.hero__lead {
  margin-top: 1.9rem; max-width: 47ch;
  font-size: var(--step-1); line-height: 1.55; color: var(--color-strong);
}
.hero__actions { display: flex; flex-wrap: wrap; align-items: center; gap: .9rem 1rem; margin-top: 2.3rem; }
.hero [data-intro] { animation: fade-up 1s var(--ease-out) both; animation-delay: var(--d, .5s); }
.hero__foot {
  display: flex; align-items: flex-end; justify-content: space-between; gap: 1.5rem 2rem;
  margin-top: 3.5rem; padding-block: 1.6rem clamp(1.4rem, 4vh, 2.4rem);
  border-top: 1px solid var(--line);
}
.facts { display: flex; flex-wrap: wrap; gap: 1.25rem clamp(1.5rem, 4.5vw, 4.5rem); margin: 0; }
.facts dt {
  margin-bottom: .55rem;
  font: 500 .68rem/1 var(--font-mono); letter-spacing: .16em; text-transform: uppercase; color: var(--color-muted);
}
.facts dd { margin: 0; color: var(--color-primary); font-size: .95rem; }
.facts a { text-decoration: none; }
.facts a:hover { text-decoration: underline; text-underline-offset: 3px; }
.hero__controls { display: flex; align-items: center; gap: .6rem; }
.scroll-cue {
  display: inline-flex; align-items: center; gap: .6rem;
  font: 500 .68rem/1 var(--font-mono); letter-spacing: .16em; text-transform: uppercase;
  color: var(--color-muted); text-decoration: none;
}
.scroll-cue span { position: relative; width: 1px; height: 34px; background: var(--line-strong); overflow: hidden; }
.scroll-cue span::after {
  content: ""; position: absolute; left: 0; top: -40%; width: 1px; height: 40%;
  background: var(--color-primary); animation: drip 2.2s var(--ease-io) infinite;
}

@keyframes rise { from { transform: translateY(115%); } }
@keyframes fade-up { from { opacity: 0; transform: translateY(18px); } }
@keyframes draw { to { stroke-dashoffset: 0; } }
@keyframes drip { 0% { top: -40%; } 100% { top: 100%; } }

/* ---------- Sections ---------- */
.section { padding-block: var(--space-section); }
.section--tight { padding-top: 0; }
.section__head {
  display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr);
  align-items: end; gap: 1.5rem 4rem;
  margin-bottom: clamp(2.5rem, 1.8rem + 3vw, 4.5rem);
}
.section__head h2 { margin-top: 1.1rem; font-size: var(--step-3); max-width: 17ch; }
.section__head > p { justify-self: end; max-width: 42ch; }

/* ---------- Bento ---------- */
.bento { display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); gap: 14px; }
.card {
  position: relative; min-width: 0; overflow: hidden;
  display: flex; flex-direction: column; gap: .9rem;
  padding: clamp(1.4rem, 1rem + 1.3vw, 2.15rem);
  border-radius: var(--r-card); border: 1px solid var(--line);
  background: var(--glass);
  -webkit-backdrop-filter: blur(16px) saturate(130%); backdrop-filter: blur(16px) saturate(130%);
  transition: border-color .45s, background-color .45s;
}
.card::before {
  content: ""; position: absolute; inset: 0; pointer-events: none; border-radius: inherit;
  background: radial-gradient(420px circle at var(--mx, 50%) var(--my, 0%), rgba(255, 255, 255, .07), transparent 45%);
  opacity: 0; transition: opacity .45s;
}
.card:hover { border-color: var(--line-strong); }
.card:hover::before { opacity: 1; }
.card__kicker {
  font: 500 .68rem/1 var(--font-mono); letter-spacing: .16em; text-transform: uppercase; color: var(--color-muted);
}
.card h3 { font-size: var(--step-2); letter-spacing: -.03em; line-height: 1.08; }
.card p { font-size: .98rem; max-width: 46ch; }
.card__visual { margin-top: auto; padding-top: 1rem; }
.card__visual--stack { display: grid; gap: 1rem; }
.card--a { grid-column: span 7; grid-row: span 2; }
.card--b, .card--c { grid-column: span 5; }
.card--d, .card--e, .card--f { grid-column: span 4; }

/* Card A — chalk chart */
.chart { width: 100%; height: auto; overflow: visible; }
.chart__grid { stroke: var(--line); stroke-width: 1; stroke-dasharray: 2 6; }
.chart__axis { fill: var(--color-muted); font: 500 12px var(--font-mono); letter-spacing: .06em; }
.chart__line { fill: none; stroke: var(--color-primary); stroke-width: 2.6; stroke-linecap: round; filter: url(#chalk); }
.chart__dot { fill: var(--color-accent); }
.chart__halo { fill: var(--color-accent); opacity: .2; }
.chart__value { fill: var(--color-primary); font: italic 400 26px var(--font-serif); }
.card .caption, .caption { max-width: none; margin-top: .6rem; font: 500 .68rem/1.4 var(--font-mono); letter-spacing: .12em; text-transform: uppercase; color: var(--color-muted); }

/* Card B — exam scale */
.scale__big { font-family: var(--font-serif); font-size: clamp(2.6rem, 2rem + 2vw, 3.6rem); line-height: 1; color: var(--color-primary); letter-spacing: -.02em; }
.scale__track { position: relative; height: 2px; margin: 1.2rem 0 .7rem; background: var(--line-strong); border-radius: 2px; }
.scale__fill { position: absolute; inset: 0; transform-origin: left; background: linear-gradient(90deg, rgba(236, 233, 226, .25), var(--color-primary)); border-radius: inherit; }
.scale__ticks { display: flex; justify-content: space-between; font: 500 .68rem/1 var(--font-mono); color: var(--color-muted); font-variant-numeric: tabular-nums; }

/* Card C — checklist */
.checks { list-style: none; margin: .4rem 0 0; padding: 0; display: grid; gap: .1rem; }
.checks li { display: flex; align-items: center; gap: .75rem; padding: .75rem 0; border-top: 1px solid var(--line); color: var(--color-primary); font-size: .96rem; }
.checks li:last-child { border-bottom: 1px solid var(--line); }
.checks .i { color: var(--color-accent); width: 16px; height: 16px; }

/* Card D — small group orbit */
.orbit { position: relative; width: 150px; aspect-ratio: 1; max-width: 100%; margin-left: auto; }
.orbit__ring { position: absolute; inset: 0; border: 1px dashed var(--line-strong); border-radius: 50%; animation: spin 48s linear infinite; }
.orbit__ring span {
  position: absolute; width: 14px; height: 14px; border-radius: 50%;
  border: 1.5px solid var(--color-primary); background: var(--bg-main);
  left: calc(50% - 7px + 75px * cos(var(--a))); top: calc(50% - 7px + 75px * sin(var(--a)));
}
.orbit__core {
  position: absolute; inset: 50% auto auto 50%; width: 22px; height: 22px; margin: -11px 0 0 -11px;
  border-radius: 50%; background: var(--color-accent); box-shadow: 0 0 30px rgba(244, 218, 60, .55);
}
@keyframes spin { to { transform: rotate(1turn); } }

/* Card E — level ladder */
.ladder { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); align-items: end; gap: 6px; height: 130px; }
.ladder button {
  height: var(--h); min-height: 36px; padding: .55rem .35rem; border: 1px solid var(--line); border-radius: 10px;
  background: var(--wash); color: var(--color-secondary); cursor: pointer;
  display: flex; align-items: flex-start; justify-content: center;
  font: 500 .68rem/1.15 var(--font-mono); letter-spacing: .04em; text-align: center;
  transition: background-color .3s, color .3s, border-color .3s;
}
.ladder button:hover { background: var(--wash-hover); color: var(--color-primary); border-color: var(--line-strong); }

/* Card F — location */
.place { font-style: normal; color: var(--color-primary); line-height: 1.5; }
.today { display: flex; align-items: center; gap: .6rem; font-size: .9rem; color: var(--color-secondary); }

/* ---------- Steps ---------- */
.steps { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); border-top: 1px solid var(--line); }
.step { padding: 2rem clamp(1rem, 2.5vw, 2.5rem) 0; border-left: 1px solid var(--line); }
.step:first-child { border-left: 0; padding-left: 0; }
.step__n { display: block; font: italic 400 2.6rem/1 var(--font-serif); color: var(--color-primary); }
.step__n::first-letter { color: var(--color-muted); }
.step h3 { margin: 1.5rem 0 .6rem; font-size: var(--step-1); letter-spacing: -.02em; }
.step p { font-size: .97rem; max-width: 34ch; }

/* ---------- Level tabs ---------- */
.tabs-wrap { display: flex; justify-content: flex-start; margin-bottom: 1.25rem; }
.tabs {
  position: relative; display: flex; gap: .2rem;
  max-width: 100%; overflow-x: auto; scrollbar-width: none;
  padding: .35rem; border-radius: 999px; border: 1px solid var(--line);
  background: rgba(17, 17, 20, .55);
  -webkit-backdrop-filter: blur(14px); backdrop-filter: blur(14px);
}
.tabs::-webkit-scrollbar { display: none; }
.tab {
  position: relative; z-index: 1; flex: none;
  padding: .85rem 1.2rem; border: 0; border-radius: 999px; background: none; cursor: pointer;
  color: var(--color-secondary); font: 500 .92rem/1 var(--font-sans); white-space: nowrap;
  transition: color .35s;
}
.tab:hover { color: var(--color-primary); }
.tab[aria-selected="true"] { color: var(--color-ink); }
.tabs__ind {
  position: absolute; z-index: 0; top: .35rem; bottom: .35rem; left: 0; width: 0;
  border-radius: 999px; background: var(--color-primary);
  transition: transform .55s var(--ease-out), width .55s var(--ease-out);
}
.panel {
  display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 2rem clamp(2rem, 5vw, 5rem);
  padding: clamp(1.5rem, 1rem + 2.4vw, 3.2rem);
  border-radius: calc(var(--r-card) + 4px); border: 1px solid var(--line);
  background: var(--glass);
  -webkit-backdrop-filter: blur(18px) saturate(130%); backdrop-filter: blur(18px) saturate(130%);
}
.panel__range { font: italic 400 clamp(1.3rem, 1.1rem + .8vw, 1.8rem)/1.1 var(--font-serif); color: var(--color-secondary); }
.panel h3 { margin: .8rem 0 1rem; font-size: var(--step-3); }
.panel__main p { max-width: 44ch; }
.panel__main .btn { margin-top: 2rem; }
.panel__side { display: grid; gap: 2rem; align-content: start; }
.panel__label--flat { margin: 0 !important; }
.panel__label { margin-bottom: .9rem; font: 500 .68rem/1 var(--font-mono); letter-spacing: .16em; text-transform: uppercase; color: var(--color-muted); }
.chips { display: flex; flex-wrap: wrap; gap: .45rem; list-style: none; margin: 0; padding: 0; }
.chips li { padding: .5rem .85rem; border-radius: 999px; border: 1px solid var(--line-strong); color: var(--color-primary); font-size: .88rem; background: var(--wash); }
.panel .checks li { font-size: .95rem; }

/* ---------- Metrics ---------- */
.metrics { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); border-block: 1px solid var(--line); }
.metric { padding: clamp(2rem, 1.5rem + 2vw, 3.2rem) clamp(1rem, 3vw, 2.75rem); border-left: 1px solid var(--line); min-width: 0; }
.metric:first-child { border-left: 0; padding-left: 0; }
.metric__value {
  display: flex; align-items: baseline; flex-wrap: wrap;
  font-family: var(--font-serif); font-size: clamp(3.8rem, 2rem + 6vw, 7.6rem); line-height: .9;
  color: var(--color-primary); letter-spacing: -.03em; font-variant-numeric: lining-nums tabular-nums;
}
.metric__prefix { color: var(--color-accent); margin-right: .04em; }
.metric__suffix { font-size: .55em; margin-left: .04em; }
.metric__unit { margin-left: .7rem; font: 500 .72rem/1 var(--font-mono); letter-spacing: .14em; text-transform: uppercase; color: var(--color-secondary); }
.metric__label { margin-top: 1.2rem; max-width: 26ch; color: var(--color-secondary); }
.social {
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 1rem 2rem;
  margin-top: 2.2rem;
}
.social p { color: var(--color-secondary); }

/* ---------- CTA ---------- */
.cta {
  display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr); gap: 2.5rem clamp(2rem, 6vw, 6rem);
  padding: clamp(1.75rem, 1rem + 4vw, 4.5rem);
  border-radius: calc(var(--r-card) + 8px); border: 1px solid var(--line-strong);
  background: linear-gradient(140deg, rgba(20, 20, 23, .62), rgba(12, 12, 14, .38));
  -webkit-backdrop-filter: blur(20px) saturate(130%); backdrop-filter: blur(20px) saturate(130%);
}
.cta h2 { margin-top: 1.1rem; font-size: var(--step-3); max-width: 14ch; }
.cta__lead { margin-top: 1.4rem; max-width: 42ch; color: var(--color-strong); }
.cta__actions { display: flex; flex-wrap: wrap; gap: .9rem; margin-top: 2.2rem; }
.details { margin: 0; display: grid; align-content: center; }
.details > div { display: grid; grid-template-columns: 7.5rem minmax(0, 1fr); gap: 1rem; padding: 1.05rem 0; border-top: 1px solid var(--line); }
.details > div:last-child { border-bottom: 1px solid var(--line); }
.details dt { font: 500 .68rem/1.6 var(--font-mono); letter-spacing: .16em; text-transform: uppercase; color: var(--color-muted); }
.details dd { margin: 0; color: var(--color-primary); overflow-wrap: anywhere; }
.details a { text-decoration: none; }
.details a:hover { text-decoration: underline; text-underline-offset: 3px; }
.copy-row { display: flex; align-items: center; gap: .6rem; flex-wrap: wrap; }
.copy-btn {
  display: inline-flex; align-items: center; gap: .35rem; height: 28px; padding: 0 .6rem;
  border-radius: 999px; border: 1px solid var(--line); background: var(--wash); cursor: pointer;
  font: 500 .72rem/1 var(--font-sans); color: var(--color-secondary);
}
.copy-btn:hover { color: var(--color-primary); border-color: var(--line-strong); }
.copy-btn .i { width: 13px; height: 13px; }

/* ---------- Footer (JV Consulting format) ---------- */
.footer {
  position: relative; margin-top: var(--space-section);
  padding-block: clamp(2.5rem, 2rem + 2vw, 3.5rem) 1.6rem;
  border-top: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(10, 10, 12, .6), rgba(10, 10, 12, .9));
  -webkit-backdrop-filter: blur(16px); backdrop-filter: blur(16px);
}
.footer__top { display: grid; grid-template-columns: auto minmax(0, 1fr) auto; gap: 2.5rem 3.5rem; align-items: start; }
.footer__brand { display: flex; flex-direction: column; align-items: center; gap: .65rem; width: 150px; text-align: center; text-decoration: none; }
.footer__brand img { width: 74px; height: 74px; border-radius: 50%; }
.footer__word { font: 650 1.3rem/1 var(--font-display); letter-spacing: -.03em; color: var(--color-primary); }
.footer__id { display: flex; flex-direction: column; align-items: center; gap: .65rem; }
.footer__rule { width: 34px; height: 1px; background: var(--color-accent); }
.footer__tag { font: 500 .56rem/1.5 var(--font-mono); letter-spacing: .2em; text-transform: uppercase; color: var(--color-secondary); }
.hours__head { display: flex; flex-wrap: wrap; align-items: center; gap: .75rem 1rem; margin-bottom: 1rem; }
.hours__title { font: 400 1.65rem/1 var(--font-serif); letter-spacing: 0; color: var(--color-primary); }
.status--quiet { height: 32px; padding: 0 .8rem 0 .7rem; font-size: .78rem; background: rgba(255, 255, 255, .05); }
.week { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(7, minmax(0, 1fr)); border-top: 1px solid var(--line); }
.week li { position: relative; min-width: 0; padding: .9rem .8rem .2rem; border-left: 1px solid var(--line); }
.week li:first-child { border-left: 0; padding-left: 0; }
.week li.is-today::before { content: ""; position: absolute; top: -1px; left: 0; right: 0; height: 1px; background: var(--color-accent); box-shadow: 0 0 12px rgba(244, 218, 60, .6); }
.week__day { display: block; margin-bottom: .5rem; font-size: .86rem; font-weight: 600; color: var(--color-primary); white-space: nowrap; }
.is-today .week__day { color: var(--color-accent); }
.week__times { display: grid; gap: .15rem; font-size: .82rem; color: var(--color-secondary); font-variant-numeric: tabular-nums; white-space: nowrap; }
.week__closed { color: var(--color-muted); }
.footer__contact { display: grid; gap: 1.05rem; padding-top: 3.1rem; font-style: normal; }
.footer__contact a, .footer__contact span.row { display: inline-flex; align-items: center; gap: .8rem; color: var(--color-primary); text-decoration: none; font-size: 1rem; }
.footer__contact a:hover { text-decoration: underline; text-underline-offset: 4px; }
.footer__contact .i { color: var(--color-accent); width: 18px; height: 18px; }
.footer__bottom {
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 1rem 2rem;
  margin-top: 2.6rem; padding-top: 1.5rem; border-top: 1px solid var(--line);
  font-size: .82rem; color: var(--color-muted);
}
.footer__legal { display: flex; flex-wrap: wrap; gap: .5rem 1.75rem; }
.footer__legal a, .footer__legal button {
  padding: 0; border: 0; background: none; cursor: pointer;
  color: var(--color-strong); text-decoration: none; font-size: .82rem;
}
.footer__legal a:hover, .footer__legal button:hover { color: var(--color-primary); text-decoration: underline; text-underline-offset: 3px; }
.footer__credit a { color: var(--color-secondary); text-decoration: underline; text-decoration-color: var(--line-strong); text-underline-offset: 3px; }
.footer__credit a:hover { color: var(--color-primary); }
.privacy {
  display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: .6rem 1rem;
  margin-top: 1.4rem; text-align: center; font-size: .78rem; color: var(--color-muted);
}
.privacy__badge {
  display: inline-flex; align-items: center; gap: .5rem; padding: .5rem .85rem;
  border-radius: 999px; border: 1px solid var(--line);
  font: 600 .68rem/1 var(--font-mono); letter-spacing: .12em; text-transform: uppercase; color: var(--color-primary);
}
.privacy__badge .i { width: 14px; height: 14px; color: var(--ok); }

/* ---------- Modals (glass) ---------- */
.modal {
  width: min(760px, calc(100% - 2rem)); max-height: min(86vh, 920px); max-height: min(86dvh, 920px);
  padding: 0; border-radius: 26px; border: 1px solid var(--line-strong);
  background: rgba(19, 19, 22, .74); color: var(--color-secondary);
  -webkit-backdrop-filter: blur(30px) saturate(150%); backdrop-filter: blur(30px) saturate(150%);
  box-shadow: 0 50px 140px -30px rgba(0, 0, 0, .85), inset 0 1px 0 rgba(255, 255, 255, .06);
  overflow: hidden;
}
.modal--booking { width: min(620px, calc(100% - 2rem)); }
.modal::backdrop { background: rgba(5, 5, 6, .55); -webkit-backdrop-filter: blur(6px); backdrop-filter: blur(6px); }
.modal[open] { animation: modal-in .55s var(--ease-out); }
.modal[open]::backdrop { animation: fade-in .4s ease; }
.modal.is-closing { animation: modal-out .22s ease forwards; }
.modal.is-closing::backdrop { animation: fade-out .22s ease forwards; }
.modal__inner { display: flex; flex-direction: column; max-height: inherit; }
.modal__head {
  display: flex; align-items: flex-start; justify-content: space-between; gap: 1rem;
  padding: 1.5rem 1.6rem 1.3rem; border-bottom: 1px solid var(--line);
}
.modal__head h2 { margin-top: .7rem; font-size: clamp(1.45rem, 1.2rem + 1vw, 1.9rem); }
.modal__body { overflow: auto; overscroll-behavior: contain; padding: 1.5rem 1.6rem 1.8rem; }
.modal__body h3 { margin: 1.7rem 0 .5rem; font-size: 1.02rem; letter-spacing: -.01em; }
.modal__body h3:first-child { margin-top: 0; }
.modal__body p, .modal__body li { font-size: .94rem; line-height: 1.7; }
.modal__body p + p { margin-top: .7rem; }
.modal__body a { color: var(--color-primary); text-underline-offset: 3px; }
.modal__body ul { margin: .4rem 0 0; padding-left: 1.1rem; }
.modal__meta { margin-top: 2rem; font: 500 .7rem/1.5 var(--font-mono); letter-spacing: .1em; text-transform: uppercase; color: var(--color-muted); }
.modal__foot { padding: 1.1rem 1.6rem 1.4rem; border-top: 1px solid var(--line); display: grid; gap: .8rem; }
@keyframes modal-in { from { opacity: 0; transform: translateY(24px) scale(.97); } }
@keyframes modal-out { to { opacity: 0; transform: translateY(12px) scale(.98); } }
@keyframes fade-in { from { opacity: 0; } }
@keyframes fade-out { to { opacity: 0; } }

/* Booking form */
.field { display: grid; gap: .65rem; margin: 0 0 1.4rem; padding: 0; border: 0; min-width: 0; }
.field > legend, .field > label { padding: 0; font: 500 .68rem/1 var(--font-mono); letter-spacing: .16em; text-transform: uppercase; color: var(--color-muted); }
.field > legend { margin-bottom: .65rem; }
.chipset { display: flex; flex-wrap: wrap; gap: .45rem; }
.chip { position: relative; }
.chip input { position: absolute; opacity: 0; inset: 0; margin: 0; cursor: pointer; }
.chip span {
  display: inline-flex; align-items: center; height: 38px; padding: 0 .95rem;
  border-radius: 999px; border: 1px solid var(--line-strong); background: var(--wash);
  color: var(--color-secondary); font-size: .88rem; transition: background-color .25s, color .25s, border-color .25s;
}
.chip input:hover + span { color: var(--color-primary); }
.chip input:checked + span { background: var(--color-primary); border-color: var(--color-primary); color: var(--color-ink); }
.chip input:focus-visible + span { outline: 2px solid var(--color-accent); outline-offset: 2px; }
.input {
  width: 100%; height: 48px; padding: 0 1rem;
  border-radius: var(--r-sm); border: 1px solid var(--line-strong); background: rgba(0, 0, 0, .25);
  color: var(--color-primary); font: 400 1rem/1 var(--font-sans);
  transition: border-color .25s, background-color .25s;
}
.input::placeholder { color: var(--color-muted); }
.input:focus { outline: none; border-color: var(--color-primary); background: rgba(0, 0, 0, .35); }
.preview { padding: 1rem 1.1rem; border-radius: var(--r-sm); border: 1px dashed var(--line-strong); background: rgba(0, 0, 0, .2); }
.preview__head { display: flex; align-items: center; justify-content: space-between; gap: 1rem; margin-bottom: .55rem; }
.preview__text { color: var(--color-primary); font-size: .93rem; line-height: 1.6; white-space: pre-line; }
.send { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: .6rem; }
.send .btn { --h: 50px; padding: 0 1rem; }
.note { display: flex; align-items: flex-start; gap: .55rem; font-size: .8rem; line-height: 1.5; color: var(--color-muted); }
.note .i { width: 15px; height: 15px; margin-top: .15rem; color: var(--ok); }

/* ---------- Scroll-in helpers (JS adds .js on <html>) ---------- */
.js [data-draw] .chart__line, .js [data-draw] .chart__dot, .js [data-draw] .chart__halo, .js [data-draw] .chart__value { transition: stroke-dashoffset 2.2s var(--ease-io), opacity .6s 1.9s, transform .6s 1.9s var(--ease-out); }
.js [data-draw]:not(.is-inview) .chart__line { stroke-dashoffset: 1; }
.js [data-draw] .chart__line { stroke-dasharray: 1; }
.js [data-draw]:not(.is-inview) .chart__dot,
.js [data-draw]:not(.is-inview) .chart__halo,
.js [data-draw]:not(.is-inview) .chart__value { opacity: 0; }
.js [data-draw] .scale__fill { transition: transform 1.8s .2s var(--ease-out); }
.js [data-draw]:not(.is-inview) .scale__fill { transform: scaleX(0); }

/* ---------- Responsive ---------- */
@media (max-width: 1100px) {
  .footer__top { grid-template-columns: auto minmax(0, 1fr); }
  .footer__hours { grid-column: 1 / -1; grid-row: 2; }
  .footer__contact { padding-top: .6rem; justify-self: end; }
}
@media (max-width: 980px) {
  .nav__links, .nav__cta { display: none; }
  .nav__menu { display: inline-grid; }
  .card--a { grid-column: 1 / -1; grid-row: auto; }
  .card--b, .card--c, .card--d, .card--e { grid-column: span 6; }
  .card--f { grid-column: 1 / -1; }
  .panel { grid-template-columns: 1fr; }
  .cta { grid-template-columns: 1fr; }
  .week { grid-template-columns: repeat(4, minmax(0, 1fr)); row-gap: 1.1rem; }
  .week li:nth-child(5) { border-left: 0; padding-left: 0; }
}
@media (max-width: 860px) {
  .section__head { grid-template-columns: 1fr; }
  .section__head > p { justify-self: start; }
  .steps { grid-template-columns: 1fr; border-top: 0; }
  .step { padding: 1.6rem 0; border-left: 0; border-top: 1px solid var(--line); display: grid; grid-template-columns: 3.5rem minmax(0, 1fr); column-gap: 1rem; }
  .step:first-child { padding-left: 0; }
  .step h3 { margin: .2rem 0 .5rem; }
  .step p { grid-column: 2; }
  .metrics { grid-template-columns: 1fr; }
  .metric { padding-inline: 0; border-left: 0; border-top: 1px solid var(--line); }
  .metric:first-child { border-top: 0; }
}
@media (max-width: 680px) {
  .bento { grid-template-columns: 1fr; }
  .bento > .card { grid-column: auto; }
  .hero__foot { flex-direction: column; align-items: stretch; }
  .facts { display: grid; grid-template-columns: 1fr 1fr; }
  .facts > div:first-child { grid-column: 1 / -1; }
  .hero__controls { justify-content: space-between; }
  .footer__top { grid-template-columns: 1fr; }
  .footer__brand { width: auto; flex-direction: row; text-align: left; gap: .9rem; }
  .footer__brand img { width: 56px; height: 56px; }
  .footer__id { align-items: flex-start; gap: .45rem; }
  .footer__brand .footer__rule { display: none; }
  .privacy__badge { font-size: .6rem; letter-spacing: .08em; }
  .chart__axis { font-size: 20px; }
  .chart__value { font-size: 40px; }
  .footer__contact { justify-self: start; grid-row: auto; }
  .footer__hours { grid-row: auto; }
  .footer__bottom { flex-direction: column; align-items: flex-start; }
  .details > div { grid-template-columns: 1fr; gap: .35rem; }
  .send { grid-template-columns: 1fr 1fr; }
  .send .btn:first-child { grid-column: 1 / -1; }
}
@media (max-width: 560px) {
  .status__long { display: none; }
  .status__short { display: inline; }
  .nav__bar { gap: .5rem; }
  .week { grid-template-columns: 1fr; border-top: 0; row-gap: 0; }
  .week li, .week li:first-child, .week li:nth-child(5) {
    display: flex; align-items: baseline; justify-content: space-between; gap: 1rem;
    padding: .75rem 0 .75rem .9rem; border-left: 0; border-bottom: 1px solid var(--line);
  }
  .week li.is-today::before { top: .55rem; bottom: .55rem; left: 0; right: auto; width: 2px; height: auto; }
  .week__day { margin: 0; }
  .week__times { text-align: right; }
  .ladder { height: 116px; }
  .modal { width: calc(100% - 1rem); max-height: 92dvh; border-radius: 22px; }
  .modal__head, .modal__body, .modal__foot { padding-inline: 1.15rem; }
}
@media (max-width: 380px) {
  .brand__word { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .001ms !important; animation-delay: 0s !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; }
  .stage__video { transform: none; filter: none; }
}