/* UntoldToYou public site. Calm editorial look: cream paper, serif titles, terracotta accent. */
:root {
  --ground: #F7F3EC;
  --panel: #EFE7DB;
  --card: #FBF8F3;
  --line: #E6DCCF;
  --line-strong: #CDBFAE;
  --ink: #2B2622;
  --ink-2: #4A423B;
  --muted: #6E655C;
  --accent: #A0583F;
  --accent-dark: #7E3F2B;
  --serif: "Playfair Display", Georgia, "Times New Roman", serif;
  --sans: "DM Sans", -apple-system, "Segoe UI", Helvetica, Arial, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, Menlo, monospace;
  --wrap: 1200px;
}
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body { margin: 0; background: var(--ground); color: var(--ink); font-family: var(--sans); font-size: 17px; line-height: 1.65; }
:lang(zh) body, body:lang(zh) { font-family: var(--sans), "PingFang SC", "Noto Sans SC", "Microsoft YaHei", sans-serif; }
img { max-width: 100%; display: block; }
a { color: var(--accent); text-underline-offset: 3px; }
a:hover { color: var(--accent-dark); }
em { font-style: italic; }
h1, h2, h3 { font-family: var(--serif); font-weight: 400; line-height: 1.12; margin: 0; letter-spacing: -0.005em; }
.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 24px; }
.eyebrow { font-family: var(--mono); font-size: 12px; letter-spacing: 0.28em; text-transform: uppercase; color: var(--muted); margin: 0 0 20px; }
.lead { font-size: 19px; color: var(--ink-2); max-width: 600px; margin: 0; }
.skip { position: absolute; left: -9999px; }
.skip:focus { left: 16px; top: 16px; background: var(--card); padding: 8px 12px; z-index: 10; }

/* ------------------------------------------------ header */
.site-header { border-bottom: 1px solid var(--line); background: var(--ground); position: sticky; top: 0; z-index: 5; }
.site-header .wrap { display: flex; align-items: center; justify-content: space-between; gap: 16px; min-height: 76px; }
.brand { display: flex; align-items: center; gap: 12px; color: var(--ink); text-decoration: none; font-family: var(--serif); font-size: 24px; }
.brand:hover { color: var(--ink); }
.seal { width: 36px; height: 36px; border-radius: 50%; background: var(--accent); color: #FBF8F3; display: inline-flex; align-items: center; justify-content: center; font-family: var(--serif); font-style: italic; font-size: 17px; flex: none; }
.nav { display: flex; align-items: center; gap: 26px; font-size: 15px; }
.nav a { color: var(--ink-2); text-decoration: none; }
.nav a:hover, .nav a[aria-current="page"] { color: var(--ink); text-decoration: underline; text-decoration-color: var(--accent); }
.btn { display: inline-flex; align-items: center; justify-content: center; min-height: 48px; padding: 0 24px; border-radius: 999px; font-family: var(--sans); font-size: 16px; font-weight: 500; text-decoration: none; cursor: pointer; border: 1px solid transparent; }
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: var(--accent-dark); color: #fff; }
.btn-ghost { border-color: var(--line-strong); color: var(--ink); background: transparent; }
.btn-ghost:hover { border-color: var(--ink-2); color: var(--ink); }
.btn-small { min-height: 42px; padding: 0 18px; font-size: 15px; }
.nav .btn-ghost { color: var(--accent); border-color: #D9B8A9; }
.lang { position: relative; }
.lang summary { list-style: none; cursor: pointer; font-family: var(--mono); font-size: 12px; letter-spacing: 0.12em; color: var(--ink-2); border: 1px solid #D9CDBE; border-radius: 999px; padding: 10px 14px; min-height: 40px; display: inline-flex; align-items: center; gap: 6px; }
.lang summary::-webkit-details-marker { display: none; }
.lang ul { position: absolute; right: 0; top: calc(100% + 8px); background: var(--card); border: 1px solid var(--line); border-radius: 14px; list-style: none; margin: 0; padding: 8px; min-width: 170px; box-shadow: 0 20px 40px -24px rgba(60,40,25,.35); }
.lang li a { display: block; padding: 9px 12px; border-radius: 8px; color: var(--ink); text-decoration: none; font-size: 15px; }
.lang li a:hover, .lang li a[aria-current="true"] { background: var(--panel); }
.menu { display: none; }
.menu summary { list-style: none; cursor: pointer; border: 1px solid #D9CDBE; border-radius: 999px; padding: 10px 16px; min-height: 42px; font-size: 15px; display: inline-flex; align-items: center; }
.menu summary::-webkit-details-marker { display: none; }
.menu-panel { position: absolute; left: 0; right: 0; top: 100%; background: var(--ground); border-bottom: 1px solid var(--line); padding: 8px 24px 24px; display: flex; flex-direction: column; }
.menu-panel a { padding: 14px 0; border-bottom: 1px solid var(--line); color: var(--ink); text-decoration: none; font-size: 18px; }
.menu-panel .btn { margin-top: 18px; border-bottom: 0; color: #fff; }
@media (max-width: 960px) {
  .nav .nav-link, .nav > .btn { display: none; }
  .nav { gap: 10px; }
  .menu { display: block; }
  .brand { font-size: 21px; gap: 10px; }
  .frame .seal-badge { right: -6px; bottom: -10px; width: 54px; height: 54px; font-size: 22px; }
}

/* ------------------------------------------------ hero */
.hero { padding: 80px 0 56px; }
.hero .wrap { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr); gap: 64px; align-items: center; }
.hero h1 { font-size: clamp(48px, 7.5vw, 96px); line-height: 1.02; margin-bottom: 28px; }
.hero .lead { margin-bottom: 36px; }
.actions { display: flex; flex-wrap: wrap; gap: 14px; }
.frame { background: var(--panel); padding: 14px; border-radius: 22px; box-shadow: 0 30px 70px -40px rgba(60,40,25,.45); position: relative; }
.frame img { border-radius: 12px; width: 100%; height: 100%; object-fit: cover; }
.frame.tilt { transform: rotate(1.5deg); }
.frame .seal-badge { position: absolute; right: -14px; bottom: -14px; width: 64px; height: 64px; font-size: 26px; }
.hero .frame { aspect-ratio: 5 / 6; }
.strip { border-top: 1px solid var(--line); margin-top: 64px; padding-top: 22px; display: flex; flex-wrap: wrap; gap: 10px 40px; font-family: var(--mono); font-size: 12px; letter-spacing: 0.2em; text-transform: uppercase; color: var(--muted); grid-column: 1 / -1; }
@media (max-width: 860px) {
  .hero { padding: 48px 0 32px; }
  .hero .wrap { grid-template-columns: minmax(0, 1fr); gap: 40px; }
  .hero .frame { max-width: 420px; }
  .strip { margin-top: 24px; }
}

/* ------------------------------------------------ sections */
.section { padding: 96px 0; }
.section.panel { background: var(--panel); }
.section-head { max-width: 760px; margin-bottom: 56px; }
.section-head h2 { font-size: clamp(36px, 5vw, 56px); margin-bottom: 18px; }
.split { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr); gap: 72px; align-items: start; }
.split > .side h2 { font-size: clamp(36px, 5vw, 56px); margin-bottom: 20px; }
.split > .list { border-left: 1px solid var(--line-strong); padding-left: 48px; }
.lettered { margin: 0; padding: 0; list-style: none; }
.lettered li { padding: 26px 0; border-bottom: 1px solid var(--line-strong); }
.lettered li:first-child { padding-top: 0; }
.lettered li:last-child { border-bottom: 0; }
.lettered h3 { font-style: italic; font-size: 28px; margin-bottom: 8px; display: flex; gap: 14px; align-items: baseline; }
.lettered h3 span { font-family: var(--mono); font-style: normal; font-size: 13px; color: var(--muted); }
.lettered p { margin: 0; color: var(--ink-2); }
.steps { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 0; }
.steps li { list-style: none; padding: 0 28px; border-left: 1px solid var(--line-strong); }
.steps li:first-child { padding-left: 0; border-left: 0; }
.steps .num { font-family: var(--serif); font-style: italic; font-size: 52px; color: var(--accent); line-height: 1; margin-bottom: 20px; }
.steps h3 { font-size: 26px; margin-bottom: 12px; }
.steps p { margin: 0; color: var(--ink-2); font-size: 16px; }
.steps.three { grid-template-columns: repeat(3, minmax(0, 1fr)); }
ol.steps { margin: 0; padding: 0; }
.quiet { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 72px; align-items: center; }
.quiet h2 { font-size: clamp(40px, 5.5vw, 64px); margin-bottom: 22px; }
.quiet p { color: var(--ink-2); font-size: 19px; max-width: 480px; }
.chip { display: inline-flex; align-items: center; gap: 12px; margin-top: 18px; border: 1px solid var(--line-strong); border-radius: 999px; padding: 12px 20px; font-family: var(--mono); font-size: 12px; letter-spacing: 0.2em; text-transform: uppercase; color: var(--ink-2); background: var(--card); }
.chip::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--ink-2); }
.quiet .frame { aspect-ratio: 1; }
.band { background: var(--ink); color: #F3ECE2; }
.band .eyebrow { color: #BFB3A6; }
.band h2 { font-size: clamp(34px, 4.6vw, 52px); margin-bottom: 18px; }
.band p { color: #D9CFC3; max-width: 640px; font-size: 18px; }
.band .btn-primary { margin-top: 18px; }
.band .wrap { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: flex-end; gap: 32px; }
.text-link { display: inline-block; margin-top: 18px; font-size: 18px; }
@media (max-width: 860px) {
  .section { padding: 64px 0; }
  .split, .quiet { grid-template-columns: minmax(0, 1fr); gap: 40px; }
  .split > .list { border-left: 0; padding-left: 0; }
  .steps, .steps.three { grid-template-columns: minmax(0, 1fr); gap: 0; }
  .steps li { padding: 28px 0; border-left: 0; border-top: 1px solid var(--line-strong); }
  .steps li:first-child { border-top: 0; padding-top: 0; }
}

/* ------------------------------------------------ page hero (inner pages) */
.page-hero { padding: 80px 0 48px; }
.page-hero h1 { font-size: clamp(44px, 6.5vw, 84px); line-height: 1.04; max-width: 900px; margin-bottom: 26px; }
@media (max-width: 860px) { .page-hero { padding: 48px 0 24px; } }

/* FAQ */
.faq { border-top: 1px solid var(--line-strong); max-width: 860px; }
.faq details { border-bottom: 1px solid var(--line-strong); }
.faq summary { cursor: pointer; list-style: none; padding: 24px 40px 24px 0; font-family: var(--serif); font-size: 24px; position: relative; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; position: absolute; right: 4px; top: 20px; font-family: var(--sans); font-size: 28px; color: var(--accent); }
.faq details[open] summary::after { content: "–"; }
.faq details p { margin: 0 0 26px; color: var(--ink-2); max-width: 720px; }

/* Security */
.cards { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 20px; padding: 32px; }
.card h3 { font-size: 26px; margin-bottom: 10px; }
.card p { margin: 0; color: var(--ink-2); }
.card .tag { font-family: var(--mono); font-size: 12px; color: var(--muted); letter-spacing: 0.1em; display: block; margin-bottom: 14px; }
.plain-list { margin: 0; padding: 0; list-style: none; }
.plain-list li { padding: 16px 0 16px 28px; border-bottom: 1px solid var(--line-strong); position: relative; color: var(--ink-2); }
.plain-list li::before { content: ""; position: absolute; left: 4px; top: 27px; width: 8px; height: 8px; border-radius: 50%; background: var(--accent); }
@media (max-width: 860px) { .cards { grid-template-columns: minmax(0, 1fr); } .card { padding: 26px; } }

/* Contact */
.contact { display: grid; grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr); gap: 56px; align-items: start; }
.form { background: var(--card); border: 1px solid var(--line); border-radius: 22px; padding: 36px; display: flex; flex-direction: column; gap: 20px; }
.form label { display: flex; flex-direction: column; gap: 8px; font-size: 15px; color: var(--ink-2); }
.form input, .form textarea { font: inherit; color: var(--ink); background: #fff; border: 1px solid var(--line-strong); border-radius: 12px; padding: 14px 16px; min-height: 50px; }
.form textarea { min-height: 180px; resize: vertical; }
.form input:focus, .form textarea:focus { outline: 2px solid var(--accent); outline-offset: 1px; border-color: var(--accent); }
.form .hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.form .status { margin: 0; min-height: 1.6em; font-size: 15px; }
.form .status.ok { color: #3D6B3A; }
.form .status.err { color: #A3352B; }
.form button[disabled] { opacity: .6; cursor: default; }
.aside { background: var(--panel); border-radius: 22px; padding: 32px; }
.aside h2 { font-size: 26px; margin-bottom: 14px; }
.aside p { margin: 0 0 12px; color: var(--ink-2); }
@media (max-width: 860px) { .contact { grid-template-columns: minmax(0, 1fr); } .form { padding: 24px; } }

/* Legal */
.legal { max-width: 780px; padding-bottom: 96px; }
.legal h2 { font-size: 30px; margin: 48px 0 14px; }
.legal p { color: var(--ink-2); margin: 0 0 14px; }
.legal .updated { font-family: var(--mono); font-size: 12px; letter-spacing: 0.16em; color: var(--muted); text-transform: uppercase; }
.notice { background: var(--panel); border-radius: 14px; padding: 14px 18px; font-size: 15px; color: var(--ink-2); margin-bottom: 24px; }

/* ------------------------------------------------ footer */
.site-footer { border-top: 1px solid var(--line); }
.site-footer .top { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 40px; padding: 64px 0 40px; }
.site-footer .about { flex: 1 1 360px; min-width: 0; }
.site-footer .about .name { font-family: var(--serif); font-size: 32px; margin-bottom: 12px; }
.site-footer .about p { margin: 0; color: var(--ink-2); max-width: 400px; }
.site-footer .cols { display: flex; flex-wrap: wrap; gap: 56px; }
.site-footer .col { display: flex; flex-direction: column; gap: 10px; font-size: 15px; }
.site-footer .col .h { font-family: var(--mono); font-size: 11px; letter-spacing: 0.24em; text-transform: uppercase; color: var(--muted); margin-bottom: 4px; }
.site-footer .col a { color: var(--ink); text-decoration: none; }
.site-footer .col a:hover { text-decoration: underline; }
.site-footer .bottom { border-top: 1px solid var(--line); padding: 20px 0 40px; display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px; font-family: var(--mono); font-size: 11px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--muted); }

:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } .frame.tilt { transform: none; } }