/* Swornly — ürün sitesi. Tek CSS, dış istek yok, mobil öncelikli (320 px).
   Palet: kâğıt #FFFBF4 · mürekkep #14161C · bakır #C9662F · adaçayı #DCE7DC ·
   derin yeşil #17302A. Bakır tek vurgu; yeşil yalnız koyu bant ve footer. */

@font-face {
  font-family: "Bricolage Grotesque";
  src: url("fonts/bricolage-latin.woff2") format("woff2");
  font-weight: 400 800;
  font-style: normal;
  font-display: swap;
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: "Bricolage Grotesque";
  src: url("fonts/bricolage-latin-ext.woff2") format("woff2");
  font-weight: 400 800;
  font-style: normal;
  font-display: swap;
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: "Inter";
  src: url("fonts/inter-latin.woff2") format("woff2");
  font-weight: 100 900;
  font-style: normal;
  font-display: swap;
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: "Inter";
  src: url("fonts/inter-latin-ext.woff2") format("woff2");
  font-weight: 100 900;
  font-style: normal;
  font-display: swap;
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: "Instrument";
  src: url("fonts/instrument-serif-italic.woff2") format("woff2");
  font-weight: 400;
  font-style: italic;
  font-display: swap;
}

:root {
  --paper: #FFFBF4;
  --paper-2: #FFFDF8;
  --ink: #14161C;
  --ink-soft: #39404A;
  --muted: #545C68;
  --copper: #C9662F;
  --copper-ink: #A64E1F;
  --copper-soft: #E8B08A;
  --copper-wash: #F7E8DC;
  --sage: #DCE7DC;
  --sage-soft: #EFF4EC;
  --green: #17302A;
  --line: #E8DFD1;
  --line-strong: #D8CBB8;
  --radius: 24px;
  --radius-sm: 16px;
  --shadow: 0 34px 80px -42px rgba(23, 48, 42, 0.45);
  --shell: 1120px;
  --font-head: "Bricolage Grotesque", "Inter", system-ui, -apple-system, "Segoe UI", "Hiragino Sans", "Noto Sans JP", "Apple SD Gothic Neo", sans-serif;
  --font-body: "Inter", system-ui, -apple-system, "Segoe UI", "Hiragino Sans", "Noto Sans JP", "Apple SD Gothic Neo", sans-serif;
  --font-serif: "Instrument", Georgia, "Times New Roman", serif;
}

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

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  background: var(--paper);
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-wrap: break-word;
  hyphens: auto;
}

img { display: block; max-width: 100%; height: auto; }
svg { display: block; }
a { color: var(--copper-ink); text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { text-decoration-thickness: 2px; }

:focus-visible {
  outline: 3px solid var(--copper);
  outline-offset: 2px;
  border-radius: 4px;
}

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

h1, h2, h3 { margin: 0; font-family: var(--font-head); font-weight: 600; line-height: 1.06; letter-spacing: -0.032em; text-wrap: balance; }
p { margin: 0; text-wrap: pretty; }
code { font-family: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace; }

.shell { width: min(var(--shell), calc(100% - 40px)); margin-inline: auto; }
@media (max-width: 480px) { .shell { width: calc(100% - 32px); } }

.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;
}

.skip {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 100;
  display: inline-flex;
  align-items: center;
  min-height: 48px;
  padding: 0 18px;
  background: var(--ink);
  color: var(--paper);
  border-radius: 12px;
  font-weight: 600;
  text-decoration: none;
  transform: translateY(-200%);
  transition: transform 0.15s ease;
}
.skip:focus { transform: translateY(0); }

.label {
  font-size: 0.72rem;
  font-weight: 650;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--copper-ink);
  margin-bottom: 10px;
}
.label-light { color: var(--copper-soft); }

.serif {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 400;
  letter-spacing: -0.015em;
}

/* ---------- Header ---------- */

.site-head {
  position: sticky;
  top: 0;
  z-index: 50;
  background: color-mix(in srgb, var(--paper) 93%, transparent);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(14px);
}

.head-in {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 4px 28px;
  min-height: 76px;
  padding-block: 10px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-height: 48px;
  color: var(--ink);
  text-decoration: none;
  font-family: var(--font-head);
  font-weight: 650;
  font-size: 1.18rem;
  letter-spacing: -0.03em;
  flex: 0 0 auto;
}
.brand img {
  width: 38px;
  height: 38px;
  border-radius: 11px;
  border: 1px solid rgba(20, 22, 28, 0.12);
  box-shadow: 0 3px 10px -6px rgba(20, 22, 28, 0.5);
}
.brand:hover { color: var(--copper-ink); }

.nav { display: flex; align-items: center; gap: 2px; min-width: 0; }
.nav a {
  display: inline-flex;
  align-items: center;
  min-height: 48px;
  padding: 0 12px;
  border-radius: 10px;
  color: var(--ink-soft);
  font-size: 0.9rem;
  font-weight: 500;
  text-decoration: none;
  white-space: nowrap;
}
.nav a:hover { background: rgba(20, 22, 28, 0.05); color: var(--ink); }
.nav a[aria-current="page"] { color: var(--ink); background: var(--sage); }

.head-actions { margin-inline-start: auto; }

.lang-wrap { display: block; }

.lang-select {
  appearance: none;
  -webkit-appearance: none;
  width: 13rem;
  max-width: 100%;
  height: 48px;
  padding: 0 40px 0 16px;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  background-color: var(--paper-2);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1.5 6 6.5l5-5' fill='none' stroke='%2314161C' stroke-width='1.6' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  color: var(--ink);
  font-family: inherit;
  font-size: 0.84rem;
  font-weight: 550;
  line-height: 1.2;
  cursor: pointer;
}
.lang-select:hover { border-color: var(--copper); }

/* ---------- Buttons ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 0 24px;
  border: 1px solid transparent;
  border-radius: 999px;
  background: var(--copper);
  color: var(--ink);
  font-family: inherit;
  font-size: 0.95rem;
  font-weight: 650;
  text-decoration: none;
  box-shadow: 0 14px 28px -18px rgba(201, 102, 47, 0.9);
  transition: background-color 0.15s ease, border-color 0.15s ease;
}
.btn:hover { background: #D0713A; color: var(--ink); }
.btn:active { transform: translateY(1px); }
.btn.ghost {
  background: transparent;
  color: var(--ink);
  border-color: var(--line-strong);
  box-shadow: none;
}
.btn.ghost:hover { background: var(--paper-2); border-color: var(--ink); }
.btn.small { min-height: 48px; padding: 0 18px; font-size: 0.86rem; }

/* ---------- Hero ---------- */

.hero {
  position: relative;
  padding-block: 56px 64px;
  background:
    radial-gradient(52rem 34rem at 92% -8%, #EDF3E8 0%, rgba(237, 243, 232, 0) 62%),
    var(--paper);
}
.hero-grid { display: grid; gap: 48px; }

.hero-copy { min-width: 0; }

.eyebrow {
  font-size: 0.72rem;
  font-weight: 650;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--copper-ink);
}

.hero h1 {
  margin: 16px 0 20px;
  font-size: clamp(2.55rem, 7.4vw, 4.4rem);
  line-height: 1.02;
  letter-spacing: -0.04em;
  max-width: 15ch;
}
.hero h1 .serif {
  display: block;
  margin-top: 4px;
  font-size: 1.04em;
  color: var(--copper-ink);
}

.lede { color: var(--muted); font-size: 1.0625rem; line-height: 1.7; max-width: 47ch; }
.hero .lede { color: var(--ink-soft); }

.actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }

.trust {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  margin-top: 28px;
  color: var(--muted);
  font-size: 0.76rem;
  font-weight: 550;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}
.trust span { display: inline-flex; align-items: center; }
.trust span + span { margin-left: 18px; }
.trust span::before {
  content: "";
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--copper);
  margin-right: 8px;
}

/* ---------- Device illustration ---------- */

.device {
  margin: 0;
  justify-self: center;
  width: 100%;
  max-width: 336px;
}
.device-frame {
  position: relative;
  padding: 11px;
  border-radius: 46px;
  background: linear-gradient(160deg, #242933, #101319 62%);
  box-shadow:
    0 54px 96px -48px rgba(23, 48, 42, 0.6),
    0 14px 30px -20px rgba(20, 22, 28, 0.45);
}
.device-notch {
  position: absolute;
  top: 22px;
  left: 50%;
  transform: translateX(-50%);
  width: 76px;
  height: 21px;
  border-radius: 999px;
  background: #101319;
  z-index: 2;
}
.device-screen {
  display: flex;
  flex-direction: column;
  min-height: 0;
  padding: 10px 14px 0;
  border-radius: 36px;
  background:
    radial-gradient(24rem 16rem at 100% 0%, #F5F2E9 0%, rgba(245, 242, 233, 0) 60%),
    var(--paper);
  overflow: hidden;
}
.device-status {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 6px 0;
  font-size: 10px;
  font-weight: 600;
  color: var(--muted);
}
.device-dots { display: inline-flex; gap: 3px; }
.device-dots i { width: 4px; height: 4px; border-radius: 50%; background: var(--line-strong); }
.device-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  padding: 20px 2px 14px;
}
.device-title { font-family: var(--font-head); font-size: 1.2rem; font-weight: 650; letter-spacing: -0.03em; }
.device-sub { margin-top: 2px; font-size: 0.68rem; color: var(--muted); }
.device-add {
  display: grid;
  place-items: center;
  width: 30px;
  height: 30px;
  flex: 0 0 auto;
  border-radius: 50%;
  background: var(--copper);
  color: var(--ink);
  font-size: 1.1rem;
  font-weight: 600;
  line-height: 1;
}
.rec-list { display: grid; gap: 8px; list-style: none; margin: 0; padding: 0; }
.rec {
  padding: 11px 12px 10px;
  border: 1px solid var(--line);
  border-radius: 15px;
  background: #FFFFFF;
}
.rec-top { display: flex; align-items: center; justify-content: space-between; gap: 8px; }
.rec-date { font-size: 0.6rem; font-weight: 600; letter-spacing: 0.06em; text-transform: uppercase; color: var(--muted); }
.rec-seal {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  padding: 2px 7px 2px 5px;
  border-radius: 999px;
  background: var(--copper-wash);
  color: var(--copper-ink);
  font-size: 0.56rem;
  font-weight: 650;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.rec-seal svg { width: 11px; height: 11px; stroke: currentColor; fill: none; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }
.rec-text { margin-top: 4px; font-size: 0.79rem; font-weight: 500; line-height: 1.35; color: var(--ink); }
.rec-hash { display: block; margin-top: 4px; font-size: 0.62rem; color: var(--muted); letter-spacing: 0.02em; }
.device-nav {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
  margin-top: auto;
  padding: 12px 0 16px;
  border-top: 1px solid var(--line);
}
.device-tab {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  font-size: 0.58rem;
  font-weight: 550;
  color: var(--muted);
}
.device-tab svg { width: 18px; height: 18px; stroke: currentColor; fill: none; stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; }
.device-tab.is-on { color: var(--copper-ink); font-weight: 650; }
.device-note { margin-top: 14px; text-align: center; font-size: 0.7rem; color: var(--muted); }

/* ---------- Sections ---------- */

.section { padding-block: 64px; scroll-margin-top: 92px; }
.section-head { max-width: 640px; margin-bottom: 34px; }
.section-head h2 { font-size: clamp(1.95rem, 4.6vw, 2.85rem); margin-bottom: 14px; }
.section-lede { color: var(--muted); font-size: 1rem; line-height: 1.7; max-width: 54ch; }

.feature-grid { display: grid; gap: 16px; }
.feature {
  padding: 28px 26px 30px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper-2);
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.7) inset, 0 18px 50px -46px rgba(23, 48, 42, 0.4);
}
.feature .label { margin-bottom: 26px; }
.feature h3 { font-size: 1.22rem; margin-bottom: 10px; letter-spacing: -0.025em; }
.feature p { color: var(--muted); font-size: 0.95rem; line-height: 1.65; }

/* ---------- Seal band ---------- */

.band {
  padding-block: 64px;
  color: var(--paper);
  background:
    radial-gradient(38rem 28rem at 104% -10%, rgba(201, 102, 47, 0.26) 0%, rgba(201, 102, 47, 0) 62%),
    var(--green);
}
.band-grid { display: grid; gap: 40px; }
.band-copy h2 { font-size: clamp(1.95rem, 4.6vw, 2.85rem); margin-bottom: 14px; max-width: 18ch; }
.band-lede { color: rgba(255, 251, 244, 0.78); font-size: 1rem; line-height: 1.7; max-width: 46ch; margin-bottom: 30px; }

.steps { display: grid; gap: 22px; margin: 0; padding: 0; list-style: none; }
.step { display: grid; grid-template-columns: 38px minmax(0, 1fr); gap: 14px; }
.step-num {
  font-family: var(--font-body);
  font-size: 0.7rem;
  font-weight: 650;
  letter-spacing: 0.1em;
  line-height: 1;
  color: var(--copper-soft);
  padding-top: 5px;
}
.step h3 { font-size: 1.02rem; letter-spacing: -0.02em; margin-bottom: 5px; }
.step p { color: rgba(255, 251, 244, 0.72); font-size: 0.9rem; line-height: 1.6; }

.chain-card {
  align-self: start;
  padding: 24px 22px;
  border: 1px solid rgba(255, 251, 244, 0.16);
  border-radius: var(--radius);
  background: rgba(255, 251, 244, 0.055);
}
.chain-card .label { margin-bottom: 4px; }
.chain { margin: 0; padding: 0; list-style: none; }
.chain-row {
  display: grid;
  grid-template-columns: 26px minmax(0, 1fr) auto 20px;
  align-items: center;
  gap: 10px;
  padding: 13px 0;
  border-bottom: 1px dashed rgba(255, 251, 244, 0.18);
}
.chain-row:last-child { border-bottom: 0; }
.chain-index { font-size: 0.64rem; color: rgba(255, 251, 244, 0.45); }
.chain-label { font-size: 0.78rem; color: rgba(255, 251, 244, 0.86); }
.chain-hash { font-size: 0.7rem; color: var(--copper-soft); letter-spacing: 0.01em; }
.chain-seal { color: var(--copper-soft); }
.chain-seal svg { width: 18px; height: 18px; stroke: currentColor; fill: none; stroke-width: 1.5; stroke-linecap: round; stroke-linejoin: round; opacity: 0.9; }
.chain-note { margin-top: 14px; font-size: 0.74rem; line-height: 1.5; color: rgba(255, 251, 244, 0.56); }

/* ---------- Plans ---------- */

.plan-grid { display: grid; gap: 16px; }
.plan { padding: 30px 28px 32px; border: 1px solid var(--line); border-radius: 26px; background: var(--paper-2); }
.plan-premium { background: var(--sage); border-color: #C9D8C7; }
.plan-premium .label { color: #94431A; }
.plan-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 16px; margin-bottom: 22px; }
.plan-head .label { margin-bottom: 4px; }
.plan-sub { font-family: var(--font-body); font-size: 0.86rem; color: var(--muted); line-height: 1.45; }
.seal-badge {
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  flex: 0 0 auto;
  border-radius: 50%;
  background: var(--copper-wash);
  color: var(--copper-ink);
}
.seal-badge svg { width: 23px; height: 23px; stroke: currentColor; fill: none; stroke-width: 1.4; stroke-linecap: round; stroke-linejoin: round; }
.seal-badge-copper { background: var(--copper); color: var(--paper); }
.plan-list { display: grid; gap: 13px; margin: 0; padding: 0; list-style: none; }
.plan-list li { position: relative; padding-left: 24px; font-size: 0.95rem; line-height: 1.5; color: var(--ink); }
.plan-list li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 0.5em;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--copper);
}
.plan-premium .plan-list li::before { background: var(--ink); }
.price-note {
  margin-top: 20px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
  font-size: 0.84rem;
  color: var(--muted);
  max-width: 70ch;
}

/* ---------- Privacy band ---------- */

.privacy-band { background: var(--sage-soft); }
.priv-grid { display: grid; gap: 0 36px; }
.priv-item { padding: 22px 0; border-top: 1px solid #D4E0D1; }
.priv-item h3 { font-size: 1.02rem; margin-bottom: 6px; letter-spacing: -0.02em; }
.priv-item p { color: var(--muted); font-size: 0.9rem; line-height: 1.6; }

/* ---------- FAQ ---------- */

.faq-grid { display: grid; gap: 26px; }
.faq-head { margin-bottom: 0; }
.faq-list { display: grid; gap: 10px; align-content: start; }
.faq-item { border: 1px solid var(--line); border-radius: var(--radius-sm); background: var(--paper-2); padding: 0 20px; }
.faq-item summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  min-height: 64px;
  padding: 16px 0;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-head);
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: -0.015em;
  line-height: 1.35;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary:hover { color: var(--copper-ink); }
.faq-mark { position: relative; width: 18px; height: 18px; flex: 0 0 auto; }
.faq-mark::before,
.faq-mark::after {
  content: "";
  position: absolute;
  background: var(--copper-ink);
  border-radius: 2px;
}
.faq-mark::before { left: 0; top: 8px; width: 18px; height: 2px; }
.faq-mark::after { left: 8px; top: 0; width: 2px; height: 18px; transition: transform 0.18s ease; }
.faq-item[open] .faq-mark::after { transform: scaleY(0); }
.faq-item p { padding: 0 0 20px; color: var(--muted); font-size: 0.93rem; line-height: 1.7; max-width: 64ch; }

/* ---------- Document pages ---------- */

.doc { padding-block: 36px 72px; }
.doc-grid { display: grid; gap: 34px; }
.doc-main { min-width: 0; }
.doc-head { padding-bottom: 28px; border-bottom: 1px solid var(--line); }
.doc-head h1 { font-size: clamp(2.1rem, 5.2vw, 3.4rem); margin: 12px 0 16px; max-width: 17ch; }
.doc-head .lede { color: var(--ink-soft); max-width: 58ch; }
.updated { margin-top: 16px; font-size: 0.76rem; color: var(--muted); letter-spacing: 0.02em; }

.doc-contact {
  margin-top: 24px;
  padding: 15px 18px;
  border-left: 3px solid var(--copper);
  border-radius: 0 14px 14px 0;
  background: var(--paper-2);
  color: var(--ink-soft);
  font-size: 0.93rem;
}
.doc-contact strong { display: block; margin-bottom: 2px; color: var(--ink); font-family: var(--font-head); font-size: 0.98rem; }

.doc-sections section { padding-block: 26px; border-bottom: 1px solid var(--line); }
.doc-sections h2 { font-size: 1.22rem; letter-spacing: -0.02em; margin-bottom: 8px; }
.doc-sections p { color: var(--ink-soft); font-size: 0.97rem; line-height: 1.72; max-width: 68ch; }
.step-block { position: relative; padding-left: 44px; }
.step-badge {
  position: absolute;
  left: 0;
  top: 29px;
  font-family: var(--font-body);
  font-size: 0.72rem;
  font-weight: 650;
  letter-spacing: 0.1em;
  color: var(--copper-ink);
}
.sub-h { font-size: 1.35rem; letter-spacing: -0.025em; margin: 34px 0 8px; }
.use-list { display: grid; margin-top: 14px; }
.use-item { display: grid; grid-template-columns: 34px minmax(0, 1fr); gap: 12px; padding: 18px 0; border-top: 1px solid var(--line); }
.use-num { font-family: var(--font-body); font-size: 0.7rem; font-weight: 650; letter-spacing: 0.08em; color: var(--copper-ink); padding-top: 4px; }
.use-item h3 { font-size: 1rem; letter-spacing: -0.02em; margin-bottom: 4px; }
.use-item p { color: var(--muted); font-size: 0.92rem; line-height: 1.62; }
.doc-faq { margin-top: 36px; }
.doc-jump { margin-top: 14px; font-size: 0.9rem; }

.callout {
  margin-top: 22px;
  padding: 16px 18px;
  border: 1px solid #EBD3BF;
  border-radius: 14px;
  background: var(--copper-wash);
  color: #5B2C12;
  font-size: 0.92rem;
}
.callout-line { font-weight: 600; }
.callout strong { display: block; margin-bottom: 4px; color: var(--ink); font-family: var(--font-head); font-size: 0.98rem; }
.callout p { color: var(--ink-soft); font-size: 0.92rem; line-height: 1.6; }

.doc-aside { min-width: 0; }
.aside-card { padding: 24px; border: 1px solid var(--line); border-radius: 22px; background: var(--paper-2); }
.aside-card h2 { font-size: 1.2rem; margin: 2px 0 8px; }
.aside-card p { color: var(--muted); font-size: 0.86rem; line-height: 1.6; }
.aside-card .btn { width: 100%; margin-top: 14px; }
.aside-card hr { border: 0; border-top: 1px solid var(--line); margin: 20px 0 10px; }
.aside-link {
  display: flex;
  align-items: center;
  min-height: 48px;
  color: var(--ink-soft);
  font-size: 0.86rem;
  text-decoration: none;
}
.aside-link:hover { color: var(--copper-ink); text-decoration: underline; }

/* ---------- Footer ---------- */

.site-foot { padding-block: 56px 26px; background: var(--green); color: rgba(255, 251, 244, 0.74); }
.foot-grid { display: grid; gap: 36px; }
.brand-foot { color: var(--paper); }
.brand-foot img { border-color: rgba(255, 251, 244, 0.18); }
.foot-brand p { margin-top: 14px; max-width: 38ch; color: rgba(255, 251, 244, 0.64); font-size: 0.84rem; line-height: 1.7; }
.foot-col { min-width: 0; }
.foot-col h2 {
  margin-bottom: 10px;
  font-size: 0.68rem;
  font-weight: 650;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--copper-soft);
}
.foot-col a {
  display: inline-flex;
  align-items: center;
  min-height: 48px;
  color: rgba(255, 251, 244, 0.84);
  font-size: 0.86rem;
  text-decoration: none;
}
.foot-col > a { display: flex; }
.foot-col a:hover { color: var(--copper-soft); text-decoration: underline; }
.lang-links { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 22px; }
.lang-links a { font-size: 0.8rem; min-height: 48px; }
.foot-legal { margin-top: 34px; padding-top: 16px; border-top: 1px solid rgba(255, 251, 244, 0.16); }
.foot-legal p { max-width: 96ch; font-size: 0.7rem; line-height: 1.6; color: rgba(255, 251, 244, 0.5); }
.foot-legal a { color: rgba(255, 251, 244, 0.84); text-decoration: none; }
.foot-legal a:hover { color: var(--copper-soft); text-decoration: underline; }

.site-foot :focus-visible,
.band :focus-visible { outline-color: var(--copper-soft); }

/* ---------- Responsive ---------- */

@media (min-width: 640px) {
  .hero { padding-block: 72px 80px; }
  .section { padding-block: 80px; }
  .band { padding-block: 80px; }
  .feature-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .plan-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .priv-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .foot-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (min-width: 880px) {
  .hero-grid { grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr); align-items: center; gap: 64px; }
  .hero { padding-block: 88px 76px; }
  .hero h1 { max-width: 12ch; }
  .feature-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .band-grid { grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr); gap: 64px; align-items: start; }
  .priv-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .faq-grid { grid-template-columns: minmax(0, 0.78fr) minmax(0, 1.22fr); gap: 56px; }
  .section { padding-block: 88px; }
  .band { padding-block: 88px; }
  .foot-grid { grid-template-columns: minmax(0, 1.25fr) minmax(0, 0.65fr) minmax(0, 0.65fr) minmax(0, 1.1fr); gap: 40px; }
  .lang-links { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (min-width: 960px) {
  .doc { padding-block: 48px 96px; }
  .doc-grid { grid-template-columns: minmax(0, 1fr) 300px; gap: 72px; align-items: start; }
  .doc-aside { position: sticky; top: 108px; }
  .doc-head h1 { max-width: 20ch; }
}

@media (max-width: 880px) {
  .device { max-width: 320px; }
}

@media (max-width: 720px) {
  .head-in { gap: 2px 14px; }
  .nav { order: 3; width: 100%; flex-wrap: wrap; margin-inline: -8px; }
  .nav a { font-size: 0.86rem; padding-inline: 10px; }
  .head-actions { margin-inline-start: auto; }
  .hero { padding-block: 40px 52px; }
  .hero-grid { gap: 40px; }
  .device { max-width: 304px; }
  .device-screen { min-height: 0; }
  .section { padding-block: 56px; }
  .band { padding-block: 56px; }
  .doc { padding-block: 28px 56px; }
  .doc-head h1 { max-width: 22ch; }
}

@media (max-width: 430px) {
  .lang-select { width: 11.2rem; font-size: 0.78rem; padding-left: 13px; background-position: right 13px center; }
  .brand { font-size: 1.08rem; gap: 8px; }
  .brand img { width: 34px; height: 34px; }
  .actions .btn { flex: 1 1 auto; }
  .foot-grid { gap: 28px; }
  .lang-links { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 360px) {
  .shell { width: calc(100% - 28px); }
  .lang-select { width: 9.6rem; font-size: 0.72rem; }
  .brand { font-size: 1rem; }
  .hero h1 { font-size: 2.35rem; }
  .device { max-width: 288px; }
  .rec { padding: 10px 10px 9px; }
  .rec-text { font-size: 0.74rem; }
  .plan { padding-inline: 22px; }
  .faq-item { padding-inline: 16px; }
  .step-block { padding-left: 38px; }
}

/* CJK: Latin webfontu yok; sistem CJK yığınına düşer, tofu olmaz.
   Instrument Serif italik CJK kapsamaz; vurgu satırı başlık fontuna döner. */
html:lang(ja) .serif,
html:lang(ko) .serif {
  font-family: var(--font-head);
  font-style: normal;
  font-weight: 600;
  letter-spacing: -0.03em;
}
html:lang(ja) h1,
html:lang(ko) h1 { line-height: 1.14; letter-spacing: -0.02em; }
html:lang(ja) h1 .serif,
html:lang(ko) h1 .serif { line-height: 1.16; }
html:lang(ja) h2,
html:lang(ko) h2 { line-height: 1.2; letter-spacing: -0.015em; }
html:lang(ko) body { word-break: keep-all; }
html:lang(ja) .rec-text { line-height: 1.5; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
}

@media print {
  .site-head, .site-foot, .skip, .doc-aside, .actions, .device, .faq-mark { display: none !important; }
  body { background: #fff; color: #000; }
  .doc { padding: 0; }
  .doc-grid { display: block; }
  a { color: #000; }
  .band { background: #fff; color: #000; }
  .band p, .band .label { color: #000; }
}