/* ============================================================
   ЦБУ Эксперт — Prospectus
   Serious financial-document aesthetic.
   Cool stone palette · Archivo display · Golos Text body · Plex Mono tabular
   ============================================================ */

:root {
  /* Palette — cool neutral stone, navy ink, cadmium red */
  --paper:      #F2F1EC;
  --paper-alt:  #EAE9E2;
  --paper-card: #F9F8F3;
  --paper-warm: #FDFCF7;

  --ink:        #0E1520;
  --ink-2:      #26303F;
  --ink-3:      #4C5766;
  --ink-mute:   #7E8691;
  --ink-faint:  #A5AAB2;

  --line:       #C2C3BD;
  --line-soft:  #D8D7D0;
  --line-faint: #E7E5DD;

  --red:        #C8322A;
  --red-deep:   #9A1F19;
  --red-soft:   rgba(200, 50, 42, 0.08);
  --red-line:   rgba(200, 50, 42, 0.3);

  --ok:         #2F6A4F;

  /* Typography */
  --ff-display: "Archivo", "Archivo Black", "Helvetica Neue", system-ui, sans-serif;
  --ff-body:    "Golos Text", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --ff-mono:    "IBM Plex Mono", "SFMono-Regular", ui-monospace, Menlo, monospace;

  /* Fluid scale */
  --fs--2: clamp(0.6875rem, 0.68rem + 0.04vw, 0.72rem);
  --fs--1: clamp(0.8125rem, 0.8rem + 0.09vw, 0.87rem);
  --fs-0:  clamp(0.9375rem, 0.92rem + 0.15vw, 1.05rem);
  --fs-1:  clamp(1.0625rem, 1.03rem + 0.22vw, 1.22rem);
  --fs-2:  clamp(1.2rem, 1.15rem + 0.3vw, 1.42rem);
  --fs-3:  clamp(1.42rem, 1.34rem + 0.5vw, 1.75rem);
  --fs-4:  clamp(1.72rem, 1.58rem + 0.8vw, 2.2rem);
  --fs-5:  clamp(2.05rem, 1.85rem + 1.2vw, 2.8rem);
  --fs-6:  clamp(2.5rem, 2.2rem + 1.8vw, 3.6rem);
  --fs-7:  clamp(3rem, 2.55rem + 2.6vw, 4.8rem);
  --fs-8:  clamp(3.6rem, 3rem + 3.4vw, 6rem);

  /* Spacing */
  --s-1: 0.5rem;
  --s-2: 1rem;
  --s-3: 1.5rem;
  --s-4: 2rem;
  --s-5: 3rem;
  --s-6: 4rem;
  --s-7: 6rem;
  --s-8: 8rem;

  --wrap-max: 1320px;
  --gutter: clamp(1.25rem, 4vw, 3rem);

  --ease:     cubic-bezier(0.22, 0.61, 0.36, 1);
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
}

*, *::before, *::after { box-sizing: border-box; }
[hidden] { display: none !important; }

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

html {
  font-family: var(--ff-body);
  font-size: 17px;
  color: var(--ink);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  scroll-behavior: smooth;
  scroll-padding-top: 96px;
  font-feature-settings: "kern" 1, "liga" 1, "calt" 1;
}
body {
  margin: 0;
  min-height: 100svh;
  font-size: var(--fs-0);
  line-height: 1.6;
  letter-spacing: -0.003em;
  position: relative;
  overflow-x: clip;
}

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

a {
  color: inherit;
  text-decoration: none;
  transition: color 160ms var(--ease);
}
a:hover { color: var(--red-deep); }

strong { font-weight: 600; color: var(--ink); }

::selection { background: var(--red); color: var(--paper); }

.wrap {
  max-width: var(--wrap-max);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.skip {
  position: absolute;
  left: 0; top: 0;
  padding: 0.5rem 1rem;
  background: var(--red);
  color: var(--paper-warm);
  font-family: var(--ff-mono);
  font-size: var(--fs--1);
  transform: translateY(-100%);
  transition: transform 200ms var(--ease);
  z-index: 200;
}
.skip:focus { transform: translateY(0); }

.paper {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  opacity: 0.4;
  mix-blend-mode: multiply;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='220' height='220'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 0.09 0 0 0 0 0.08 0 0 0 0 0.06 0 0 0 0.1 0'/></filter><rect width='100%25' height='100%25' filter='url(%23n)'/></svg>");
}

.redline {
  color: var(--ink);
  text-decoration: underline;
  text-decoration-color: var(--red);
  text-decoration-thickness: 0.13em;
  text-underline-offset: 0.16em;
  text-decoration-skip-ink: auto;
}

/* ============================================================
   Typography base
   ============================================================ */

h1, h2, h3, h4 {
  font-family: var(--ff-display);
  color: var(--ink);
  letter-spacing: -0.03em;
  line-height: 1.04;
  margin: 0;
  font-weight: 700;
  text-wrap: balance;
}

.num {
  font-family: var(--ff-mono);
  font-variant-numeric: tabular-nums;
  font-feature-settings: "tnum" 1;
  letter-spacing: -0.01em;
}
.rub { color: var(--red); font-weight: 500; }

/* ============================================================
   Masthead
   ============================================================ */

.masthead {
  position: sticky;
  top: 0;
  z-index: 50;
  background: color-mix(in srgb, var(--paper) 94%, transparent);
  backdrop-filter: blur(10px) saturate(125%);
  -webkit-backdrop-filter: blur(10px) saturate(125%);
  border-bottom: 1px solid var(--line);
}
.masthead__grid {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: var(--s-4);
  min-height: 72px;
  padding-block: var(--s-2);
}

.wordmark {
  display: inline-flex;
  flex-direction: column;
  gap: 0.3rem;
  color: var(--ink);
  line-height: 1;
  text-decoration: none;
}
.wordmark__row {
  display: inline-flex;
  align-items: baseline;
  gap: 0.35rem;
  font-family: var(--ff-display);
  font-weight: 900;
  letter-spacing: -0.02em;
  line-height: 1;
}
.wordmark__cbu {
  font-size: 1.35rem;
  color: var(--ink);
}
.wordmark__x {
  font-size: 1rem;
  color: var(--red);
  font-weight: 700;
  transform: translateY(-0.06em);
  display: inline-block;
}
.wordmark__name {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--ink);
  letter-spacing: -0.015em;
}
.wordmark__sub {
  font-family: var(--ff-mono);
  font-size: 0.66rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-mute);
  line-height: 1;
}

.topnav {
  display: flex;
  justify-content: center;
  gap: clamp(1rem, 2.4vw, 2.2rem);
  font-family: var(--ff-body);
  font-size: var(--fs-0);
  color: var(--ink-2);
  font-weight: 500;
}
.topnav a {
  position: relative;
  padding-block: 6px;
  display: inline-flex;
  align-items: baseline;
  gap: 0.5rem;
}
.topnav__num {
  font-family: var(--ff-mono);
  font-size: var(--fs--2);
  letter-spacing: 0.05em;
  color: var(--red);
}
.topnav a::after {
  content: "";
  position: absolute;
  left: 0; right: 100%;
  bottom: 2px;
  height: 1.5px;
  background: var(--red);
  transition: right 280ms var(--ease-out);
}
.topnav a:hover { color: var(--ink); }
.topnav a:hover::after { right: 0; }

.masthead__side {
  display: flex;
  align-items: center;
  gap: var(--s-3);
}

.phone-link {
  display: inline-flex;
  flex-direction: column;
  gap: 0.15em;
  line-height: 1;
  padding: 4px 0;
  position: relative;
}
.phone-link__label {
  font-family: var(--ff-mono);
  font-size: var(--fs--2);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-mute);
}
.phone-link__value {
  font-family: var(--ff-mono);
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--ink);
  letter-spacing: -0.01em;
}
.phone-link:hover .phone-link__value { color: var(--red); }

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

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.55em;
  padding: 0.85em 1.4em;
  font-family: var(--ff-body);
  font-size: var(--fs-0);
  font-weight: 500;
  letter-spacing: 0;
  border-radius: 0;
  border: 1px solid transparent;
  cursor: pointer;
  line-height: 1;
  transition: transform 200ms var(--ease), background 180ms var(--ease), color 180ms var(--ease), border-color 180ms var(--ease);
  white-space: nowrap;
  position: relative;
  text-decoration: none;
}

.btn--primary {
  background: var(--ink);
  color: var(--paper-warm);
  border-color: var(--ink);
}
.btn--primary:hover {
  background: var(--red);
  border-color: var(--red);
  color: var(--paper-warm);
}
.btn--primary:active { transform: translateY(1px); }

.btn--ghost {
  background: transparent;
  color: var(--ink);
  border-color: var(--ink);
}
.btn--ghost:hover {
  background: var(--ink);
  color: var(--paper-warm);
}

.btn--sm { padding: 0.55em 1em; font-size: var(--fs--1); }
.btn--lg { padding: 1em 1.6em; font-size: var(--fs-0); }
.btn--block { width: 100%; }

.btn__arrow {
  font-family: var(--ff-mono);
  display: inline-block;
  transition: transform 260ms var(--ease-out);
}
.btn:hover .btn__arrow { transform: translateX(4px); }
.btn__icon { flex-shrink: 0; }

/* ============================================================
   Kicker — § · num · text
   ============================================================ */

.kicker {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--ff-mono);
  font-size: var(--fs--2);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-weight: 500;
  color: var(--ink-2);
}
.kicker__mark { color: var(--red); font-weight: 700; }
.kicker__num { color: var(--red); font-weight: 500; }
.kicker__div {
  width: 1px;
  height: 12px;
  background: var(--line);
}

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

.hero {
  padding: clamp(3rem, 8vh, 5rem) 0 clamp(3rem, 7vh, 4.5rem);
  border-bottom: 1px solid var(--line);
  position: relative;
}

.hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--s-5);
  margin-bottom: var(--s-6);
}
@media (min-width: 960px) {
  .hero__grid {
    grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
    gap: var(--s-6);
    align-items: start;
  }
}

.hero__stack {
  display: flex;
  flex-direction: column;
  gap: var(--s-4);
}

.hero__title {
  font-size: var(--fs-7);
  font-weight: 800;
  line-height: 0.98;
  letter-spacing: -0.035em;
  color: var(--ink);
}
.hero__line { display: block; }
.hero__line--2 {
  font-weight: 500;
  color: var(--ink-2);
  margin-top: 0.2em;
  font-size: 0.82em;
  letter-spacing: -0.025em;
}

.hero__lede {
  font-size: var(--fs-1);
  line-height: 1.55;
  color: var(--ink-2);
  max-width: 52ch;
  margin: 0;
}

.hero__cta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--s-2);
  margin-top: var(--s-2);
}

/* Sheet — data card (right of hero) */
.sheet {
  border: 1px solid var(--ink);
  background: var(--paper-warm);
  position: relative;
  box-shadow: 8px 8px 0 var(--paper-alt);
}

.sheet__head {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  padding: 0.8rem 1.1rem;
  background: var(--ink);
  color: var(--paper-warm);
  font-family: var(--ff-mono);
  font-size: var(--fs--2);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.sheet__tick {
  width: 0.6rem;
  height: 0.6rem;
  background: var(--red);
  transform: rotate(45deg);
  display: inline-block;
}
.sheet__label { flex: 1; font-weight: 500; }
.sheet__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--red);
  animation: pulse-red 2.2s ease-out infinite;
}
@keyframes pulse-red {
  0%   { box-shadow: 0 0 0 0 rgba(200, 50, 42, 0.5); }
  70%  { box-shadow: 0 0 0 10px rgba(200, 50, 42, 0); }
  100% { box-shadow: 0 0 0 0 rgba(200, 50, 42, 0); }
}

.sheet__body {
  margin: 0;
  padding: 0.6rem 1.1rem;
  display: flex;
  flex-direction: column;
}
.sheet__body > div {
  display: grid;
  grid-template-columns: 42% 1fr;
  gap: var(--s-2);
  padding: 0.55rem 0;
  border-bottom: 1px dashed var(--line-soft);
  align-items: baseline;
}
.sheet__body > div:last-child { border-bottom: none; }
.sheet__body dt {
  font-family: var(--ff-mono);
  font-size: var(--fs--2);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-mute);
}
.sheet__body dd {
  margin: 0;
  font-size: var(--fs-0);
  color: var(--ink);
  font-weight: 500;
}

.sheet__foot {
  padding: 0.85rem 1.1rem;
  border-top: 2px solid var(--ink);
  background: var(--red-soft);
  color: var(--red-deep);
  font-family: var(--ff-mono);
  font-size: var(--fs--2);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 500;
  text-align: center;
}

/* Ribbon — 4-fact strip */
.ribbon-wrap { margin-top: var(--s-2); }
.ribbon {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  border-top: 2px solid var(--ink);
  border-bottom: 1px solid var(--line);
}
.ribbon li {
  padding: 1.2rem 1rem 1rem;
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-rows: auto auto;
  gap: 0.2rem 0.75rem;
  border-right: 1px solid var(--line-soft);
}
.ribbon li:last-child { border-right: none; }

.ribbon__num {
  grid-row: 1 / -1;
  font-family: var(--ff-display);
  font-weight: 900;
  font-size: 1.6rem;
  line-height: 1;
  color: var(--red);
  letter-spacing: -0.02em;
  align-self: start;
  margin-top: 0.1em;
}
.ribbon__k {
  grid-column: 2;
  font-family: var(--ff-mono);
  font-size: var(--fs--2);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-mute);
  font-weight: 500;
}
.ribbon__v {
  grid-column: 2;
  font-size: var(--fs-0);
  color: var(--ink);
  font-weight: 500;
  line-height: 1.35;
}

/* ============================================================
   Section head
   ============================================================ */

.sec {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--s-3);
  margin-bottom: var(--s-5);
  padding-block: var(--s-6) var(--s-3);
}
@media (min-width: 880px) {
  .sec:not(.sec--inline) {
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.7fr);
    column-gap: var(--s-5);
    align-items: start;
  }
  .sec:not(.sec--inline) .sec__bar  { grid-column: 1; }
  .sec:not(.sec--inline) .sec__copy { grid-column: 2; }
}

.sec__bar {
  display: flex;
  align-items: center;
  gap: var(--s-2);
  padding-top: 0.4rem;
}
.sec__num {
  font-family: var(--ff-display);
  font-weight: 700;
  font-size: var(--fs-2);
  color: var(--red);
  letter-spacing: -0.01em;
  text-transform: none;
  line-height: 1;
  white-space: nowrap;
  flex-shrink: 0;
}
.sec__rule {
  flex: 1;
  height: 1px;
  background: var(--line);
  min-width: 20px;
}
.sec__eyebrow {
  font-family: var(--ff-mono);
  font-size: var(--fs--2);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-2);
  font-weight: 500;
  white-space: nowrap;
}

.sec--alt .sec__num { color: var(--ink); }
.sec--inline { padding-top: 0; margin-bottom: var(--s-3); }

.sec__copy { display: flex; flex-direction: column; gap: var(--s-2); }

.sec__title {
  font-family: var(--ff-display);
  font-size: var(--fs-5);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.04;
  color: var(--ink);
}
.sec__title--sm { font-size: var(--fs-4); }

.sec__lede {
  margin: 0;
  font-size: var(--fs-0);
  color: var(--ink-2);
  line-height: 1.6;
  max-width: 64ch;
}

/* ============================================================
   § 01 Tariffs — prospectus table
   ============================================================ */

.tariffs { padding-block: var(--s-5) var(--s-7); }

.tariff-table {
  width: 100%;
  border-collapse: collapse;
  border-spacing: 0;
  font-size: var(--fs-0);
  border-top: 2px solid var(--ink);
  border-bottom: 2px solid var(--ink);
  background: var(--paper-warm);
}

.tariff-table thead th {
  font-family: var(--ff-mono);
  font-size: var(--fs--2);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  text-align: left;
  color: var(--ink-mute);
  font-weight: 500;
  padding: 0.85rem 0.85rem;
  border-bottom: 1px solid var(--line);
  background: var(--paper-alt);
}

.tariff-table tbody td {
  padding: 1.1rem 0.85rem;
  vertical-align: top;
  border-bottom: 1px solid var(--line-soft);
}
.tariff-table tbody tr:last-child td { border-bottom: none; }
.tariff-table tbody tr { transition: background 180ms var(--ease); }
.tariff-table tbody tr:hover { background: var(--red-soft); }

.tariff-table .col-num,
.tariff-table .col-who,
.tariff-table .col-period {
  width: 1%;
  white-space: nowrap;
  color: var(--ink-2);
}
.tariff-table .col-price {
  width: 1%;
  white-space: nowrap;
  text-align: right;
  color: var(--ink);
}
.tariff-table .col-cta {
  width: 1%;
  text-align: right;
}
.tariff-table .col-what {
  color: var(--ink);
}

.tt-num {
  font-family: var(--ff-mono);
  font-size: var(--fs-0);
  font-variant-numeric: tabular-nums;
  color: var(--red);
  font-weight: 500;
  letter-spacing: -0.005em;
}
.tt-name {
  display: block;
  font-family: var(--ff-display);
  font-size: var(--fs-1);
  font-weight: 600;
  letter-spacing: -0.015em;
  line-height: 1.2;
  color: var(--ink);
}
.tt-meta {
  display: block;
  margin-top: 0.2rem;
  font-family: var(--ff-body);
  font-size: var(--fs--1);
  color: var(--ink-3);
  line-height: 1.45;
}

.tariff-table .col-who {
  font-family: var(--ff-mono);
  font-size: var(--fs--1);
  letter-spacing: 0.04em;
  color: var(--ink-3);
  padding-top: 1.25rem;
}

.tariff-table .col-price { padding-top: 1rem; }
.tariff-table .col-price .num {
  font-family: var(--ff-display);
  font-size: var(--fs-2);
  font-weight: 700;
  color: var(--ink);
  letter-spacing: -0.02em;
}
.tariff-table .col-price .rub {
  font-family: var(--ff-display);
  font-size: var(--fs-1);
  color: var(--red);
  font-weight: 700;
}
.tariff-table .col-period {
  font-family: var(--ff-mono);
  font-size: var(--fs--2);
  letter-spacing: 0.04em;
  color: var(--ink-mute);
  padding-top: 1.35rem;
}
.tariff-table .col-cta { padding-top: 1rem; }

.tariff-table__featured td {
  background: rgba(200, 50, 42, 0.04);
}
.tariff-table__featured .col-price .num { color: var(--ok); }
.tariff-table__featured .col-price .rub { color: var(--ok); }

.tt-pick {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.55rem 0.9rem;
  border: 1px solid var(--ink);
  font-family: var(--ff-body);
  font-size: var(--fs--1);
  font-weight: 500;
  color: var(--ink);
  background: transparent;
  transition: background 180ms var(--ease), color 180ms var(--ease);
}
.tt-pick:hover {
  background: var(--ink);
  color: var(--paper-warm);
}
.tt-pick::after {
  content: "→";
  font-family: var(--ff-mono);
  font-size: 0.9em;
}

/* Mobile — tariff as stacked rows */
@media (max-width: 780px) {
  .tariff-table,
  .tariff-table thead,
  .tariff-table tbody,
  .tariff-table th,
  .tariff-table td,
  .tariff-table tr {
    display: block;
    width: 100%;
  }
  .tariff-table thead { display: none; }
  .tariff-table tbody tr {
    padding: 1rem 0.2rem;
    border-bottom: 1px solid var(--line);
    display: grid;
    grid-template-columns: auto 1fr;
    column-gap: 0.8rem;
    row-gap: 0.4rem;
  }
  .tariff-table tbody tr:last-child { border-bottom: none; }
  .tariff-table tbody td { padding: 0; border-bottom: none; }
  .tariff-table .col-num { grid-column: 1; grid-row: 1; }
  .tariff-table .col-what { grid-column: 2; grid-row: 1 / 3; }
  .tariff-table .col-who { display: none; }
  .tariff-table .col-price { grid-column: 1 / -1; grid-row: 3; padding-top: 0.6rem; text-align: left; }
  .tariff-table .col-period {
    grid-column: 1 / -1; grid-row: 3;
    padding-top: 0.6rem;
    text-align: right;
    align-self: end;
    justify-self: end;
  }
  .tariff-table .col-cta { grid-column: 1 / -1; grid-row: 4; text-align: left; padding-top: 0.5rem; }
  .tariff-table .col-price .num,
  .tariff-table .col-price .rub { font-size: var(--fs-3); }
}

.tariffs__note {
  margin-top: var(--s-3);
  padding-top: var(--s-2);
  border-top: 1px dashed var(--line);
  font-family: var(--ff-body);
  font-size: var(--fs--1);
  color: var(--ink-3);
  line-height: 1.55;
  max-width: 78ch;
}
.tt-aster {
  color: var(--red);
  font-weight: 700;
  margin-right: 0.4em;
}

/* ============================================================
   § 02 Tenets
   ============================================================ */

.service {
  padding-block: var(--s-6) var(--s-7);
  background: var(--paper-alt);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.tenets {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0;
  border-top: 1px solid var(--line);
}
@media (min-width: 780px) {
  .tenets {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    border-right: 1px solid var(--line);
  }
}
@media (min-width: 1100px) {
  .tenets { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

.tenets li {
  padding: var(--s-3);
  border-bottom: 1px solid var(--line);
  border-left: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  background: var(--paper);
  transition: background 200ms var(--ease);
}
.tenets li:hover { background: var(--paper-warm); }

.tenet__head {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}
.tenet__num {
  font-family: var(--ff-mono);
  font-size: var(--fs--2);
  letter-spacing: 0.08em;
  color: var(--red);
  font-weight: 500;
}
.tenet__title {
  font-family: var(--ff-display);
  font-size: var(--fs-2);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.15;
  color: var(--ink);
}
.tenet__body {
  margin: 0;
  font-size: var(--fs-0);
  color: var(--ink-2);
  line-height: 1.55;
}

/* ============================================================
   § 03 Booking — prospectus form
   ============================================================ */

.booking { padding-block: var(--s-7); }

.booking__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--s-6);
}
@media (min-width: 960px) {
  .booking__grid {
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
    gap: var(--s-7);
    align-items: start;
  }
}

.booking__copy {
  display: flex;
  flex-direction: column;
  gap: var(--s-3);
}
.booking__desc {
  margin: 0;
  font-size: var(--fs-0);
  color: var(--ink-2);
  line-height: 1.6;
  max-width: 40ch;
}

.booking__contacts {
  display: flex;
  flex-direction: column;
  margin: var(--s-2) 0 0;
  padding-top: var(--s-3);
  border-top: 1px solid var(--line);
}
.booking__contacts > div {
  display: grid;
  grid-template-columns: 8rem 1fr;
  gap: var(--s-2);
  padding: 0.7rem 0;
  border-bottom: 1px dashed var(--line-soft);
  align-items: baseline;
}
.booking__contacts > div:last-child { border-bottom: none; }
.booking__contacts dt {
  font-family: var(--ff-mono);
  font-size: var(--fs--2);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-mute);
}
.booking__contacts dd {
  margin: 0;
  font-size: var(--fs--1);
  color: var(--ink);
  font-weight: 500;
}
.booking__contacts a {
  border-bottom: 1px solid transparent;
  transition: border-color 180ms var(--ease);
}
.booking__contacts a:hover { border-bottom-color: var(--red); }

.sheet-form {
  background: var(--paper-warm);
  border: 1px solid var(--ink);
  padding: var(--s-4);
  box-shadow: 8px 8px 0 var(--paper-alt);
  display: flex;
  flex-direction: column;
  gap: var(--s-3);
}
@media (min-width: 720px) {
  .sheet-form { padding: var(--s-5); }
}

.sheet-form__ruler {
  display: flex;
  align-items: center;
  gap: var(--s-2);
  padding-bottom: var(--s-2);
  margin-bottom: var(--s-2);
  border-bottom: 2px solid var(--ink);
}
.sheet-form__num {
  font-family: var(--ff-mono);
  font-size: var(--fs--1);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--red);
  font-weight: 600;
}
.sheet-form__name {
  font-family: var(--ff-display);
  font-size: var(--fs-1);
  font-weight: 700;
  letter-spacing: -0.015em;
  color: var(--ink);
  margin-left: auto;
}

.form-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: var(--s-3);
}
@media (max-width: 560px) {
  .form-row { grid-template-columns: 1fr; }
}

.field { display: flex; flex-direction: column; }
.field--full { grid-column: 1 / -1; }

.field label {
  font-family: var(--ff-mono);
  font-size: var(--fs--2);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-mute);
  margin-bottom: 0.4em;
}
.req {
  color: var(--red);
  margin-left: 0.25em;
  font-weight: 700;
}

.field input,
.field select,
.field textarea {
  font-family: var(--ff-body);
  font-size: var(--fs-0);
  color: var(--ink);
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--line);
  padding: 0.55em 0.1em;
  border-radius: 0;
  -webkit-appearance: none;
  appearance: none;
  transition: border-color 180ms var(--ease);
  width: 100%;
  line-height: 1.4;
}
.field textarea { resize: vertical; min-height: 3.5em; }
.field input::placeholder,
.field textarea::placeholder {
  color: var(--ink-mute);
  opacity: 0.75;
}
.field select {
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='10' height='6' viewBox='0 0 10 6'><path d='M1 1l4 4 4-4' stroke='%23565E68' stroke-width='1.2' fill='none' stroke-linecap='square'/></svg>");
  background-repeat: no-repeat;
  background-position: right 0.3em center;
  padding-right: 1.4em;
}
.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  border-bottom-color: var(--red);
  border-bottom-width: 2px;
}
.field input.is-invalid,
.field select.is-invalid,
.field textarea.is-invalid {
  border-bottom-color: var(--red);
}
.field__err {
  display: none;
  font-family: var(--ff-mono);
  font-size: var(--fs--2);
  letter-spacing: 0.04em;
  color: var(--red);
  margin-top: 0.4em;
}
.field__err.visible { display: inline-block; }

.sheet-form__note {
  margin: var(--s-1) 0 0;
  font-family: var(--ff-mono);
  font-size: var(--fs--2);
  line-height: 1.6;
  color: var(--ink-mute);
  letter-spacing: 0.02em;
  max-width: 58ch;
}
.sheet-form__aster { color: var(--red); font-weight: 700; margin-right: 0.3em; }

.sheet-form__success {
  margin-top: var(--s-2);
  padding: var(--s-4);
  border: 2px solid var(--ink);
  background: var(--paper-alt);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.6rem;
}
.sheet-form__tick {
  width: 2.5rem;
  height: 2.5rem;
  display: grid;
  place-items: center;
  background: var(--red);
  color: var(--paper-warm);
  font-family: var(--ff-display);
  font-weight: 700;
  font-size: 1.5rem;
}
.sheet-form__success h3 {
  font-family: var(--ff-display);
  font-size: var(--fs-2);
  font-weight: 700;
  letter-spacing: -0.015em;
}
.sheet-form__success p {
  margin: 0;
  font-size: var(--fs-0);
  color: var(--ink-2);
  line-height: 1.55;
}
.sheet-form__success a { color: var(--red); border-bottom: 1px solid var(--red); }

/* ============================================================
   § 04 Contacts
   ============================================================ */

.contacts {
  padding-block: var(--s-6) var(--s-7);
  background: var(--paper-alt);
  border-top: 1px solid var(--line);
}

.contact-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0;
  border-top: 2px solid var(--ink);
}
@media (min-width: 720px) { .contact-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1080px){ .contact-grid { grid-template-columns: repeat(4, 1fr); } }

.contact-block {
  padding: var(--s-4);
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--paper);
  display: flex;
  flex-direction: column;
  gap: var(--s-2);
}
.contact-block:last-child { border-right: none; }

.contact-block header {
  display: flex;
  align-items: baseline;
  gap: 0.6rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px dashed var(--line-soft);
}
.contact-block__num {
  font-family: var(--ff-mono);
  font-size: var(--fs--2);
  letter-spacing: 0.08em;
  color: var(--red);
  font-weight: 500;
}
.contact-block h3 {
  font-family: var(--ff-display);
  font-size: var(--fs-1);
  font-weight: 700;
  letter-spacing: -0.015em;
  color: var(--ink);
}
.contact-block address,
.contact-block p {
  margin: 0;
  font-size: var(--fs-0);
  color: var(--ink-2);
  line-height: 1.55;
  font-style: normal;
}
.contact-block__muted { color: var(--ink-mute); font-size: var(--fs--1); }
.contact-block a {
  font-family: var(--ff-mono);
  font-size: 0.95rem;
  color: var(--ink);
  letter-spacing: -0.005em;
  border-bottom: 1px solid transparent;
  transition: border-color 180ms var(--ease), color 180ms var(--ease);
}
.contact-block a:hover { color: var(--red); border-bottom-color: var(--red); }

/* ============================================================
   Colophon
   ============================================================ */

.colophon {
  background: var(--ink);
  color: var(--paper-warm);
  padding: var(--s-6) 0 var(--s-4);
  border-top: 4px solid var(--red);
}
.colophon a { color: var(--paper-warm); }
.colophon a:hover { color: var(--paper); }

.colophon__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--s-4);
  align-items: start;
}
@media (min-width: 780px) {
  .colophon__grid {
    grid-template-columns: auto 1fr auto;
    gap: var(--s-5);
  }
}

.wordmark--foot .wordmark__cbu,
.wordmark--foot .wordmark__name { color: var(--paper-warm); }
.wordmark--foot .wordmark__sub { color: var(--paper); opacity: 0.65; }
.wordmark--foot .wordmark__x { color: var(--red); }

.colophon__nav {
  display: flex;
  justify-content: center;
  gap: var(--s-3);
  font-family: var(--ff-mono);
  font-size: var(--fs--2);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--paper);
  opacity: 0.8;
}
.colophon__nav a { padding: 4px; }
.colophon__nav a:hover { color: var(--red); opacity: 1; }

.colophon__legal {
  margin: 0;
  font-family: var(--ff-mono);
  font-size: var(--fs--2);
  letter-spacing: 0.04em;
  line-height: 1.55;
  color: var(--paper);
  opacity: 0.7;
  text-align: right;
}

/* ============================================================
   Reveal animations
   ============================================================ */

[data-reveal] {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 860ms var(--ease-out), transform 860ms var(--ease-out);
}
[data-reveal].revealed { opacity: 1; transform: none; }

.hero__line {
  opacity: 0;
  transform: translateY(12px);
  animation: rise 1000ms var(--ease-out) forwards;
}
.hero__line:nth-child(1) { animation-delay: 100ms; }
.hero__line:nth-child(2) { animation-delay: 260ms; }
@keyframes rise { to { opacity: 1; transform: none; } }

@media (prefers-reduced-motion: reduce) {
  [data-reveal] { opacity: 1; transform: none; transition: none; }
  .hero__line { opacity: 1; transform: none; animation: none; }
  .sheet__dot { animation: none; }
}

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

@media (max-width: 900px) {
  .topnav { display: none; }
  .masthead__grid { grid-template-columns: auto 1fr auto; }
}
@media (max-width: 620px) {
  .phone-link { display: none; }
  .hero__title { font-size: clamp(2.4rem, 10vw, 3.6rem); }
  .colophon__legal { text-align: left; }
}