/* ==========================================================================
   Orvenio Fitness — styles
   Direction: "dark performance" — charcoal ground, ember-orange accent,
   condensed display type (Big Shoulders Display), Archivo body, mono labels.
   ========================================================================== */

/* ---------- Tokens ---------- */
:root {
  --bg: #0c0b0a;
  --bg-2: #14120f;
  --bg-3: #1c1916;
  --line: rgba(255, 255, 255, 0.09);
  --line-strong: rgba(255, 255, 255, 0.2);
  --text: #f3ede6;
  --muted: #9d958c;
  --dim: #67605a;
  --accent: #ff4d1f;
  --accent-bright: #ff6b43;
  --paper: #efe7dc;
  --ink: #0c0b0a;
  --on-ink: #f3ede6;
  --danger: #ff5a3c;
  --header-bg: rgba(12, 11, 10, 0.84);

  /* Cover palettes (the four CSS book-cover styles) */
  --cover-accent-bg: var(--accent);
  --cover-accent-text: var(--ink);
  --cover-ink-bg: #1a1613;
  --cover-ink-text: var(--text);
  --cover-grid-bg: #0f0d0b;
  --cover-grid-text: var(--text);
  --cover-grid-line: var(--line);
  --cover-paper-bg: var(--paper);
  --cover-paper-text: var(--ink);

  --font-display: "Big Shoulders Display", Impact, "Arial Narrow", "Helvetica Neue", sans-serif;
  --font-sans: "Archivo", "Helvetica Neue", Helvetica, Arial, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, "SF Mono", Menlo, Consolas, monospace;

  --container: 1320px;
  --gutter: clamp(16px, 4vw, 56px);
  --radius: 4px;
  --radius-lg: 10px;
  --ease: cubic-bezier(0.2, 0.7, 0.2, 1);
  --header-h: 68px;
}

/* ---------- Reset / base ---------- */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
  scroll-padding-top: calc(var(--header-h) + 16px);
}

/* Smooth scrolling only after the initial fragment jump (see site.js), so
   links like /legal.html#refunds land instantly and reliably. */
html.is-ready {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* Film grain — keeps big flat dark areas from looking like a void. */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 9999;
  pointer-events: none;
  opacity: 0.05;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='200' height='200'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  background-size: 200px 200px;
}

img,
svg {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  font: inherit;
  color: inherit;
  background: none;
  border: 0;
  padding: 0;
  cursor: pointer;
}

ul,
dl,
dd {
  margin: 0;
  padding: 0;
}

ul {
  list-style: none;
}

h1,
h2,
h3,
h4,
p {
  margin: 0;
}

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

::selection {
  background: var(--accent);
  color: var(--ink);
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

.skip-link {
  position: absolute;
  left: 16px;
  top: -60px;
  z-index: 100;
  padding: 10px 14px;
  background: var(--accent);
  color: var(--ink);
  border-radius: var(--radius);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.skip-link:focus {
  top: 12px;
}

/* ---------- Typography ---------- */
.display {
  font-family: var(--font-display);
  font-weight: 900;
  text-transform: uppercase;
  line-height: 0.9;
  letter-spacing: 0.005em;
  text-wrap: balance;
}

.h-xl {
  font-size: clamp(3.5rem, 11.5vw, 11rem);
}

.h-l {
  font-size: clamp(2.75rem, 6.5vw, 5.5rem);
}

.h-m {
  font-size: clamp(2rem, 4vw, 3.25rem);
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
}

.eyebrow--accent {
  color: var(--accent);
}

.lead {
  font-size: clamp(1.05rem, 1.4vw, 1.25rem);
  color: var(--muted);
  max-width: 56ch;
  text-wrap: pretty;
}

/* ---------- Layout ---------- */
.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.section {
  padding-block: clamp(64px, 9vw, 128px);
}

.section--tight {
  padding-block: clamp(40px, 6vw, 80px);
}

.section-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
  margin-bottom: clamp(28px, 4vw, 48px);
  padding-bottom: 20px;
  border-bottom: 1px solid var(--line);
}

.section-head .eyebrow {
  margin-bottom: 12px;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  height: 48px;
  padding: 0 22px;
  border-radius: var(--radius);
  border: 1px solid transparent;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  white-space: nowrap;
  transition:
    transform 0.2s var(--ease),
    background-color 0.2s,
    color 0.2s,
    border-color 0.2s;
}

.btn--primary {
  background: var(--accent);
  color: var(--ink);
}

.btn--primary:hover {
  background: var(--accent-bright);
  transform: translateY(-1px);
}

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

.btn--ghost:hover {
  border-color: var(--text);
}

.btn--dark {
  background: var(--ink);
  color: var(--on-ink);
}

.btn--dark:hover {
  background: #1f2126;
  transform: translateY(-1px);
}

.btn--sm {
  height: 40px;
  padding: 0 16px;
  font-size: 0.7rem;
}

.btn--block {
  width: 100%;
  height: 58px;
  font-size: 0.85rem;
}

.btn[disabled] {
  opacity: 0.6;
  cursor: wait;
  transform: none;
}

.btn__arrow {
  display: inline-block;
  transition: transform 0.2s var(--ease);
}

.btn:hover .btn__arrow {
  transform: translateX(4px);
}

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--header-bg);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  height: var(--header-h);
}

.wordmark {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
}

.wordmark__name {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 1.9rem;
  line-height: 1;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.wordmark__sub {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 32px;
}

.site-nav a {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  transition: color 0.2s;
}

.site-nav a:hover {
  color: var(--text);
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 6px;
  margin-right: -10px;
}

.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text);
  transition: transform 0.25s var(--ease), opacity 0.2s;
}

.nav-toggle[aria-expanded="true"] span:first-child {
  transform: translateY(4px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] span:last-child {
  transform: translateY(-4px) rotate(-45deg);
}

@media (max-width: 860px) {
  .nav-toggle {
    display: inline-flex;
  }

  .header-cta {
    display: none;
  }

  .site-nav {
    display: none;
    position: absolute;
    top: var(--header-h);
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 4px var(--gutter) 12px;
    background: var(--bg);
    border-bottom: 1px solid var(--line);
  }

  .site-nav.is-open {
    display: flex;
  }

  .site-nav a {
    padding: 16px 0;
    border-bottom: 1px solid var(--line);
    font-size: 0.85rem;
  }

  .site-nav a:last-child {
    border-bottom: 0;
  }
}

/* ---------- Hero (editorial: full-width headline + shelf) ---------- */
.hero {
  position: relative;
  overflow: hidden;
  padding-block: clamp(48px, 7vw, 104px) clamp(28px, 4vw, 56px);
}

.hero__title {
  margin: 20px 0 clamp(24px, 3vw, 40px);
}

.hero__title em {
  font-style: normal;
  color: var(--accent);
}

.hero__row {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) auto;
  gap: 24px 48px;
  align-items: end;
  padding-top: 28px;
  border-top: 1px solid var(--line);
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: flex-end;
}

@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(18px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

.hero__copy > * {
  animation: rise 0.7s var(--ease) both;
}

.hero__copy > :nth-child(2) {
  animation-delay: 0.06s;
}

.hero__copy > :nth-child(3) {
  animation-delay: 0.12s;
}

.shelf {
  animation: rise 0.9s var(--ease) 0.2s both;
}

@media (max-width: 760px) {
  .hero__row {
    grid-template-columns: 1fr;
  }

  .hero__actions {
    justify-content: flex-start;
  }
}

/* ---------- Shelf (horizontal row of covers, bleeds to the right edge) ---------- */
.shelf {
  margin-top: clamp(40px, 6vw, 80px);
}

.shelf__head {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 22px;
}

.shelf__hint {
  color: var(--dim);
}

.shelf__track {
  display: flex;
  align-items: flex-end;
  gap: clamp(12px, 1.6vw, 22px);
  overflow-x: auto;
  overscroll-behavior-x: contain;
  scroll-snap-type: x proximity;
  /* Align the first cover with the page container; scroll-padding keeps
     snapping from swallowing that inset. */
  --shelf-inset: max(var(--gutter), calc((100% - var(--container)) / 2 + var(--gutter)));
  padding-inline: var(--shelf-inset);
  scroll-padding-inline: var(--shelf-inset);
  border-bottom: 1px solid var(--line-strong);
  scrollbar-width: none;
}

.shelf__track::-webkit-scrollbar {
  display: none;
}

/* Shadow cast on the shelf surface */
.shelf::after {
  content: "";
  display: block;
  height: 18px;
  background: linear-gradient(rgba(0, 0, 0, 0.55), transparent);
}

.shelf__item {
  flex: 0 0 clamp(132px, 13vw, 184px);
  scroll-snap-align: start;
  display: block;
  transition: transform 0.35s var(--ease);
}

.shelf__item .cover {
  border-radius: 3px 7px 0 0;
  box-shadow: 0 24px 28px -16px rgba(0, 0, 0, 0.85);
}

.shelf__item:hover {
  transform: translateY(-10px) rotate(-1.5deg);
}

.shelf__item:focus-visible {
  outline-offset: 4px;
}

/* ---------- Stat strip ---------- */
.ticker {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.ticker__inner {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}

.ticker__item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 18px 24px;
  border-left: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
}

.ticker__item:first-child {
  border-left: 0;
  padding-left: 0;
}

.ticker__item b {
  font-weight: 500;
  color: var(--accent);
}

@media (max-width: 860px) {
  .ticker__inner {
    grid-template-columns: repeat(2, 1fr);
  }

  .ticker__item {
    border-top: 1px solid var(--line);
    padding: 16px 18px;
  }

  .ticker__item:nth-child(-n + 2) {
    border-top: 0;
  }

  .ticker__item:nth-child(odd) {
    border-left: 0;
    padding-left: 0;
  }
}

/* ---------- Cover (CSS-generated book cover) ---------- */
.cover {
  position: relative;
  isolation: isolate;
  container-type: inline-size;
  aspect-ratio: 3 / 4;
  overflow: hidden;
  border-radius: 3px 9px 9px 3px;
  padding: 7% 8% 8% 12%;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  font-family: var(--font-display);
  outline: 1px solid var(--line);
  outline-offset: -1px;
}

/* Spine shadow */
.cover::before {
  content: "";
  position: absolute;
  inset: 0;
  width: 8%;
  z-index: 2;
  pointer-events: none;
  background: linear-gradient(
    90deg,
    rgba(0, 0, 0, 0.42),
    rgba(0, 0, 0, 0.1) 55%,
    rgba(255, 255, 255, 0.1) 78%,
    transparent
  );
}

/* Light sheen */
.cover::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(118deg, rgba(255, 255, 255, 0.08), transparent 42%);
}

.cover__top,
.cover__bottom {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 4%;
  font-family: var(--font-mono);
  font-size: 4.6cqw;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  opacity: 0.78;
}

.cover__number {
  font-weight: 900;
  font-size: 34cqw;
  line-height: 0.8;
  letter-spacing: -0.02em;
}

.cover__title {
  margin-top: 6%;
  font-weight: 900;
  font-size: 14.5cqw;
  line-height: 0.88;
  letter-spacing: 0.005em;
  text-transform: uppercase;
  text-wrap: balance;
}

.cover__rule {
  width: 22%;
  height: 2px;
  margin-top: 7%;
  background: currentColor;
}

.cover--accent {
  background: var(--cover-accent-bg);
  color: var(--cover-accent-text);
}

.cover--ink {
  background: var(--cover-ink-bg);
  color: var(--cover-ink-text);
}

.cover--ink .cover__number {
  color: var(--accent);
}

.cover--ink .cover__rule {
  background: var(--accent);
}

.cover--grid {
  background-color: var(--cover-grid-bg);
  background-image:
    linear-gradient(var(--cover-grid-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--cover-grid-line) 1px, transparent 1px);
  background-size: 12.5% 12.5%;
  color: var(--cover-grid-text);
}

.cover--grid .cover__rule {
  background: var(--accent);
}

.cover--paper {
  background: var(--cover-paper-bg);
  color: var(--cover-paper-text);
}

.cover--paper .cover__number {
  color: transparent;
  -webkit-text-stroke: 1.5px var(--cover-paper-text);
}

/* Small thumbnails: drop the tiny labels, keep number + title. */
.cover--mini .cover__top,
.cover--mini .cover__bottom {
  display: none;
}

.cover--mini {
  justify-content: center;
}

/* ---------- Index list (table-of-contents style catalog) ---------- */
.index-grid {
  display: grid;
  grid-template-columns: 56px 64px minmax(0, 1fr) 220px 120px auto;
  grid-template-areas: "num cover body meta price buy";
  gap: 24px;
  align-items: center;
}

.index-head {
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line-strong);
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--dim);
}

.index-row {
  position: relative;
  padding: 20px 0;
  border-bottom: 1px solid var(--line);
}

.index-row__num {
  grid-area: num;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 2rem;
  line-height: 1;
  color: var(--dim);
  transition: color 0.2s;
}

.index-row:hover .index-row__num {
  color: var(--accent);
}

.index-row > .cover {
  grid-area: cover;
  width: 64px;
  transition: transform 0.35s var(--ease);
}

.index-row:hover > .cover {
  transform: translateY(-4px) rotate(-2deg);
}

.index-row__body {
  grid-area: body;
  min-width: 0;
}

.index-row__title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.5rem, 2vw, 2rem);
  line-height: 0.95;
  text-transform: uppercase;
  transition: color 0.2s;
}

.index-row:hover .index-row__title {
  color: var(--accent);
}

.index-row__title a::after {
  content: "";
  position: absolute;
  inset: 0;
}

.index-row__tagline {
  margin-top: 6px;
  max-width: 56ch;
  font-size: 0.9rem;
  color: var(--muted);
}

.index-row__meta {
  grid-area: meta;
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.12em;
  line-height: 1.8;
  text-transform: uppercase;
  color: var(--muted);
}

.index-row > .price {
  grid-area: price;
  font-size: 1.5rem;
}

.index-row > .btn {
  grid-area: buy;
  position: relative;
  z-index: 1;
}

@media (max-width: 960px) {
  .index-head {
    display: none;
  }

  .index-grid {
    grid-template-columns: 40px 56px minmax(0, 1fr) auto;
    grid-template-areas:
      "num cover body body"
      "num cover meta meta"
      "num cover price buy";
    gap: 12px 16px;
    align-items: start;
  }

  .index-row > .cover {
    width: 56px;
  }

  .index-row > .price,
  .index-row > .btn {
    align-self: center;
  }

  .index-row__num {
    font-size: 1.5rem;
    padding-top: 4px;
  }
}

/* ---------- Price ---------- */
.price {
  display: inline-flex;
  align-items: baseline;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.65rem;
  line-height: 1;
  letter-spacing: 0.01em;
}

.price small {
  margin-left: 7px;
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--dim);
}

.price__compare {
  margin-right: 8px;
  font-size: 0.65em;
  font-weight: 700;
  color: var(--dim);
}

/* ---------- Filters ---------- */
.filters {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: clamp(24px, 3vw, 36px);
}

.chip {
  height: 36px;
  padding: 0 14px;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  transition: color 0.2s, border-color 0.2s, background-color 0.2s;
}

.chip:hover {
  color: var(--text);
  border-color: var(--text);
}

.chip.is-active {
  background: var(--text);
  color: var(--bg);
  border-color: var(--text);
}

.catalog__count {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--dim);
}

/* ---------- Catalog grid + cards ---------- */
.catalog {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: clamp(16px, 2.5vw, 32px);
}

.catalog--featured {
  grid-template-columns: repeat(3, 1fr);
}

@media (max-width: 960px) {
  .catalog--featured {
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  }
}

.card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 18px;
  padding: 16px;
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  transition: border-color 0.25s, transform 0.3s var(--ease);
}

.card:hover {
  border-color: var(--line-strong);
  transform: translateY(-3px);
}

.card .cover {
  transition: transform 0.5s var(--ease);
}

.card:hover .cover {
  transform: scale(1.015);
}

.card__body {
  display: flex;
  flex-direction: column;
  flex: 1;
  gap: 12px;
}

.card__meta {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--dim);
}

.card__title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.75rem;
  line-height: 0.95;
  text-transform: uppercase;
}

.card__title a::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
}

.card__tagline {
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1.5;
}

.card__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-top: auto;
  padding-top: 16px;
  border-top: 1px solid var(--line);
}

.card__buy {
  position: relative;
  z-index: 1;
}

.catalog__empty {
  grid-column: 1 / -1;
  padding: 48px 0;
  color: var(--muted);
  text-align: center;
}

/* ---------- How it works (vertical timeline) ---------- */
.timeline {
  list-style: none;
  margin: 0;
  padding: 0;
}

.timeline__step {
  display: grid;
  grid-template-columns: 180px minmax(0, 1fr);
  gap: 24px;
  padding: 36px 0;
  border-top: 1px solid var(--line);
}

.timeline__step:last-child {
  border-bottom: 1px solid var(--line);
}

.timeline__num {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(3.5rem, 7vw, 6.5rem);
  line-height: 0.85;
  color: var(--accent);
}

.timeline__body {
  position: relative;
  padding-left: 32px;
}

/* Connecting line + dot */
.timeline__body::before {
  content: "";
  position: absolute;
  left: 4px;
  top: 8px;
  bottom: -40px;
  width: 1px;
  background: var(--line-strong);
}

.timeline__step:last-child .timeline__body::before {
  bottom: 0;
}

.timeline__body::after {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--accent);
}

.timeline__title {
  margin-bottom: 10px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.9rem;
  text-transform: uppercase;
}

.timeline__body p {
  color: var(--muted);
  max-width: 52ch;
}

@media (max-width: 700px) {
  .timeline__step {
    grid-template-columns: 72px minmax(0, 1fr);
    gap: 16px;
    padding: 28px 0;
  }

  .timeline__num {
    font-size: 3rem;
  }
}

/* ---------- Standards (principles) ---------- */
.principles {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: clamp(32px, 6vw, 96px);
  align-items: start;
}

.principles__head {
  position: sticky;
  top: calc(var(--header-h) + 32px);
}

.principles__head .lead {
  margin-top: 24px;
}

.principle {
  display: grid;
  grid-template-columns: 64px 1fr;
  gap: 16px;
  padding: 28px 0;
  border-top: 1px solid var(--line);
}

.principle:last-child {
  border-bottom: 1px solid var(--line);
}

.principle__idx {
  padding-top: 6px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  color: var(--accent);
}

.principle h3 {
  margin-bottom: 8px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.7rem;
  text-transform: uppercase;
}

.principle p {
  color: var(--muted);
  max-width: 48ch;
}

@media (max-width: 860px) {
  .principles {
    grid-template-columns: 1fr;
  }

  .principles__head {
    position: static;
  }
}

/* ---------- FAQ ---------- */
.faq {
  max-width: 880px;
}

.faq details {
  border-top: 1px solid var(--line);
}

.faq details:last-child {
  border-bottom: 1px solid var(--line);
}

.faq summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 22px 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.55rem;
  text-transform: uppercase;
}

.faq summary::-webkit-details-marker {
  display: none;
}

.faq summary::after {
  content: "+";
  flex-shrink: 0;
  font-family: var(--font-mono);
  font-size: 1.3rem;
  color: var(--accent);
  transition: transform 0.25s var(--ease);
}

.faq details[open] summary::after {
  transform: rotate(45deg);
}

.faq details p {
  padding-bottom: 24px;
  max-width: 64ch;
  color: var(--muted);
}

/* ---------- CTA band ---------- */
.band {
  background: var(--accent);
  color: var(--ink);
  padding-block: clamp(56px, 8vw, 112px);
}

.band__inner {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 32px;
  flex-wrap: wrap;
}

.band .eyebrow {
  color: rgba(12, 11, 10, 0.62);
  margin-bottom: 14px;
}

.band .lead {
  color: rgba(12, 11, 10, 0.78);
  margin-top: 18px;
}

/* ---------- Footer ---------- */
.site-footer {
  padding-block: clamp(48px, 7vw, 96px) 32px;
  border-top: 1px solid var(--line);
}

.footer__grid {
  display: grid;
  grid-template-columns: 1.6fr repeat(3, 1fr);
  gap: 32px;
  margin-bottom: 64px;
}

.footer__brand .wordmark__name {
  font-size: 3rem;
}

.footer__brand p {
  margin-top: 14px;
  max-width: 34ch;
  font-size: 0.92rem;
  color: var(--muted);
}

.footer__col h4 {
  margin-bottom: 16px;
  font-family: var(--font-mono);
  font-weight: 500;
  font-size: 0.66rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--dim);
}

.footer__col li {
  margin-bottom: 10px;
}

.footer__col a {
  font-size: 0.92rem;
  color: var(--muted);
  transition: color 0.2s;
}

.footer__col a:hover {
  color: var(--text);
}

.footer__bottom {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  padding-top: 24px;
  border-top: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--dim);
}

@media (max-width: 860px) {
  .footer__grid {
    grid-template-columns: 1fr 1fr;
  }

  .footer__brand {
    grid-column: 1 / -1;
  }
}

/* ---------- Product page ---------- */
.breadcrumb {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding-block: 24px 8px;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  transition: color 0.2s;
}

.breadcrumb:hover {
  color: var(--text);
}

.product {
  display: grid;
  grid-template-columns: minmax(0, 5fr) minmax(0, 6fr);
  gap: clamp(32px, 6vw, 96px);
  align-items: start;
  padding-block: clamp(24px, 4vw, 48px) clamp(64px, 9vw, 128px);
}

.product__visual {
  position: sticky;
  top: calc(var(--header-h) + 24px);
}

.product__visual .cover {
  max-width: 520px;
  margin-inline: auto;
  box-shadow: 0 40px 80px rgba(0, 0, 0, 0.5);
}

.product__title {
  margin: 14px 0 18px;
}

.product__tagline {
  font-size: clamp(1.05rem, 1.5vw, 1.25rem);
  color: var(--muted);
  max-width: 52ch;
  text-wrap: pretty;
}

.product__buy {
  margin: 32px 0;
  padding: 24px;
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
}

.product__price-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 18px;
}

.product__price-row .price {
  font-size: 2.6rem;
}

.product__note {
  margin-top: 14px;
  text-align: center;
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--dim);
}

.specs {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  margin: 32px 0 8px;
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}

.spec {
  padding: 16px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.spec dt {
  margin-bottom: 6px;
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--dim);
}

.spec dd {
  font-weight: 500;
  font-size: 0.95rem;
}

.product__section {
  padding-top: 36px;
}

.product__section h2 {
  margin-bottom: 16px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.85rem;
  text-transform: uppercase;
}

.product__section p {
  margin-bottom: 14px;
  max-width: 62ch;
  color: var(--muted);
  text-wrap: pretty;
}

.checklist li {
  position: relative;
  padding: 11px 0 11px 30px;
  border-top: 1px solid var(--line);
}

.checklist li:last-child {
  border-bottom: 1px solid var(--line);
}

.checklist li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 17px;
  width: 13px;
  height: 7px;
  border-left: 2px solid var(--accent);
  border-bottom: 2px solid var(--accent);
  transform: rotate(-45deg);
}

.bundle-list li {
  border-top: 1px solid var(--line);
}

.bundle-list li:last-child {
  border-bottom: 1px solid var(--line);
}

.bundle-list a {
  display: grid;
  grid-template-columns: 48px 1fr auto;
  align-items: center;
  gap: 16px;
  padding: 12px 0;
  transition: color 0.2s;
}

.bundle-list a:hover {
  color: var(--accent);
}

.bundle-list .cover {
  width: 48px;
  border-radius: 2px 4px 4px 2px;
}

.bundle-list strong {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.25rem;
  text-transform: uppercase;
}

.bundle-list .price {
  font-size: 1.1rem;
  color: var(--muted);
}

@media (max-width: 900px) {
  .product {
    grid-template-columns: 1fr;
  }

  .product__visual {
    position: static;
  }

  .product__visual .cover {
    max-width: 340px;
  }

  .specs {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* ---------- Simple pages (success / 404) ---------- */
.simple {
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-height: 60vh;
  max-width: 860px;
  padding-block: clamp(64px, 10vw, 140px);
}

.simple .h-xl {
  margin: 16px 0 24px;
}

.simple .hero__actions {
  margin-top: 32px;
}

.mono-id {
  margin-top: 36px;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  color: var(--dim);
  word-break: break-all;
}

/* ---------- Content pages (contact, legal) ---------- */
.page-head {
  padding-block: clamp(48px, 7vw, 96px) clamp(24px, 4vw, 44px);
  margin-bottom: clamp(32px, 5vw, 64px);
  border-bottom: 1px solid var(--line);
}

.page-head .h-l {
  margin: 14px 0 20px;
}

.subnav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 28px;
}

.chip {
  display: inline-flex;
  align-items: center;
}

.specs--contact {
  margin: 0 0 clamp(32px, 5vw, 64px);
}

.specs--contact dd {
  line-height: 1.5;
}

.spec__sub {
  display: inline-block;
  margin-top: 4px;
  font-size: 0.82rem;
  color: var(--muted);
}

.specs--contact a {
  text-decoration: underline;
  text-underline-offset: 3px;
}

.prose {
  max-width: 76ch;
  padding-bottom: clamp(64px, 9vw, 128px);
}

.prose h2 {
  margin: clamp(40px, 6vw, 72px) 0 16px;
  padding-top: 28px;
  border-top: 1px solid var(--line);
  scroll-margin-top: calc(var(--header-h) + 16px);
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2rem, 3.5vw, 3rem);
  text-transform: uppercase;
}

.prose h2:first-child {
  margin-top: 0;
  padding-top: 0;
  border-top: 0;
}

.prose h3 {
  margin: 28px 0 8px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.5rem;
  text-transform: uppercase;
}

.prose p,
.prose li {
  margin-bottom: 14px;
  color: var(--muted);
  text-wrap: pretty;
}

.prose ul {
  padding-left: 20px;
  list-style: disc;
}

.prose a {
  color: var(--text);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.prose strong {
  color: var(--text);
  font-weight: 600;
}

.simple__note {
  margin-top: 28px;
  max-width: 56ch;
  font-size: 0.95rem;
  color: var(--muted);
}

.simple__note a {
  color: var(--text);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.footer__legal {
  margin-top: -24px;
  margin-bottom: 32px;
  max-width: 78ch;
  font-size: 0.82rem;
  line-height: 1.6;
  color: var(--dim);
}

.footer__legal p {
  margin-bottom: 8px;
}

.footer__legal strong {
  color: var(--muted);
  font-weight: 500;
}

.footer__legal a {
  color: var(--muted);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- Toast ---------- */
.toast {
  position: fixed;
  left: 50%;
  bottom: 24px;
  z-index: 100;
  max-width: min(92vw, 520px);
  padding: 14px 18px;
  background: var(--text);
  color: var(--bg);
  border-radius: var(--radius);
  font-size: 0.9rem;
  line-height: 1.4;
  opacity: 0;
  pointer-events: none;
  transform: translate(-50%, 20px);
  transition: opacity 0.25s, transform 0.3s var(--ease);
}

.toast.is-visible {
  opacity: 1;
  pointer-events: auto;
  transform: translate(-50%, 0);
}

.toast--error {
  background: var(--danger);
  color: #fff;
}

/* ---------- Motion preferences ---------- */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
  }

  html.is-ready {
    scroll-behavior: auto;
  }
}