/* A10 tokens: every color, font size, weight, line height and spacing value lives in this block (DESIGN.md section 2). */
:root {
  /* color */
  --paper: #FFFFFF;
  --paper-2: #E2EFDF;
  --card: #EEF6EC;
  --ink: #10291C;
  --ink-soft: #3F5A4B;
  --muted: #3F5A4B;
  --amber: #0A9444;
  --amber-deep: #04693A;
  --forest: #04693A;
  --hairline: #BFDDBF;
  --hairline-strong: #4C8259;
  --call: #B83F0B;
  --call-ink: #8F2F06;
  --call-soft: #F9E7DE;
  --line: #06C755;
  --line-ink: #06331A;
  --lime: #8EC542;
  --lime-hover: #7AB032;
  --white: #FFFFFF;
  --focus: #04693A;
  --on-dark-line: rgba(255, 255, 255, .14);
  --status-paid-bg: #DCEBDF;
  --status-ship-bg: #C9E0CF;
  --status-prep-bg: #F3E2B8;
  --status-new-bg: #FBF4DF;
  --status-warn-ink: #5F450F;
  --header-bg: rgba(255, 255, 255, .92);
  --overlay: rgba(14, 24, 17, .55);
  --shadow: 0 1px 2px rgba(22, 39, 29, 0.08), 0 12px 28px -12px rgba(22, 39, 29, 0.22);
  --shadow-btn: 0 8px 18px -8px rgba(4, 105, 58, .55);
  --shadow-lift: 0 28px 44px -12px rgba(0, 0, 0, .5);
  --shadow-modal: 0 24px 60px -12px rgba(14, 24, 17, .5);
  --shadow-dock: 0 10px 24px -8px rgba(0, 0, 0, .4);
  /* type */
  --font: 'IBM Plex Sans Thai', 'Noto Sans Thai', system-ui, sans-serif;
  --fw-regular: 400;
  --fw-medium: 500;
  --fw-semibold: 600;
  --lh-body: 1.75;
  --lh-tight: 1.5;
  --lh-mark: .6;
  --fs-xs: .8125rem;
  --fs-sm: .875rem;
  --fs-data: .9375rem;
  --fs-md: 1rem;
  --fs-body: 1.0625rem;
  --fs-lg: 1.125rem;
  --fs-xl: 1.25rem;
  --fs-2xl: 1.375rem;
  --fs-3xl: 1.5rem;
  --fs-mark: 3.5rem;
  --fs-hero: clamp(2.5rem, 6vw, 4.6rem);
  --fs-h2: clamp(1.75rem, 3.6vw, 2.6rem);
  --fs-quote: clamp(1.25rem, 2.4vw, 1.65rem);
  --fs-h1-product: clamp(1.6rem, 3.2vw, 2.2rem);
  --fs-h1-member: clamp(1.9rem, 4vw, 2.75rem);
  --fs-cta: clamp(1.9rem, 4.2vw, 3rem);
  --fs-h1-admin: clamp(1.5rem, 3vw, 1.9rem);
  --fs-slide: clamp(1.625rem, 3.2vw, 2.5rem);
  /* spacing */
  --s05: .125rem;
  --s1: .25rem;
  --s2: .5rem;
  --s3: .75rem;
  --s4: 1rem;
  --s5: 1.25rem;
  --s6: 1.5rem;
  --s7: 1.75rem;
  --s8: 2rem;
  --s10: 2.5rem;
  --s12: 3rem;
  --s14: 3.5rem;
  --s16: 4rem;
  --s20: 5rem;
  --s24: 6rem;
  --sf1: clamp(3.5rem, 8vw, 6.5rem);
  --sf2: clamp(2.5rem, 6vw, 5rem);
  --sf3: clamp(3rem, 7vw, 6rem);
  --sf4: clamp(2rem, 5vw, 4.5rem);
  --sf5: clamp(2rem, 6vw, 5rem);
  --sf6: clamp(2rem, 5vw, 4rem);
  --sf7: clamp(2.5rem, 6vw, 4rem);
  --sf-page: clamp(2.5rem, 6vw, 4rem);
  --sf-page-sm: clamp(2rem, 5vw, 3.5rem);
  --sf-notice: clamp(4rem, 10vw, 6rem);
  /* layout and controls */
  --tap: 1.5rem;
  --r-control: 12px;
  --r-card: 18px;
  --r-frame: 28px;
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
  --gutter: clamp(1.25rem, 5vw, 3rem);
  --max: 72rem;
}
/* Small screens: body text and form fields 16px (A10 rule 7). */
@media (max-width: 47.99rem) {
  :root { --fs-sm: 1rem; --fs-data: 1rem; --fs-body: 1rem; }
}
/* Touch and small screens: 44px targets (A10 rule 15). */
@media (pointer: coarse), (max-width: 47.99rem) {
  :root { --tap: 2.75rem; }
}
/* Staff pages: Google Sans at 400 and 700, Thai from IBM Plex Sans Thai (A10 rule 19). */
.staff-page { --font: 'Google Sans', 'IBM Plex Sans Thai', system-ui, sans-serif; --fw-medium: 400; --fw-semibold: 700; }
/* Dark surfaces use a light focus ring (A10 rule 3). */
.site-footer, .skip, .avatar, .tone-forest, .tone-ink { --focus: var(--white); }
.tone-lime { --focus: var(--ink); }

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 9rem; scrollbar-color: var(--amber) var(--paper-2); }
body {
  margin: 0;
  font-family: var(--font);
  font-size: var(--fs-body);
  line-height: var(--lh-body);
  font-weight: var(--fw-regular);
  color: var(--ink);
  background: var(--paper);
  caret-color: var(--amber-deep);
  accent-color: var(--forest);
  -webkit-font-smoothing: antialiased;
}
::selection { background: var(--forest); color: var(--white); }
img, svg { max-width: 100%; display: block; }
img { height: auto; }
a { color: inherit; text-underline-offset: 0.25em; text-decoration-thickness: 1px; }
:focus-visible { outline: 3px solid var(--focus); outline-offset: 3px; border-radius: 6px; }
h1, h2, h3 { font-weight: var(--fw-semibold); line-height: var(--lh-tight); text-wrap: balance; margin: 0; }
p { margin: 0; max-width: 68ch; text-wrap: pretty; }

.wrap { width: min(100% - 2 * var(--gutter), var(--max)); margin-inline: auto; }
.section { padding-block: var(--sf1); }
.section h2 { font-size: var(--fs-h2); margin-bottom: var(--s4); }
.section .lead { color: var(--ink-soft); font-size: var(--fs-lg); }
.skip { position: absolute; left: -999px; top: 0; background: var(--forest); color: var(--card); padding: var(--s3) var(--s4); z-index: 60; }
.skip:focus { left: 0; }

/* buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: var(--s2);
  font: inherit; font-weight: var(--fw-semibold); font-size: var(--fs-md); line-height: var(--lh-tight);
  min-height: 3rem; padding: var(--s3) var(--s6); border-radius: var(--r-control);
  border: 1.5px solid transparent; cursor: pointer; text-decoration: none;
  transition: transform .35s var(--ease), background-color .25s, color .25s, border-color .25s, box-shadow .35s var(--ease);
}
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }
.btn-primary { background: var(--forest); color: var(--card); box-shadow: var(--shadow-btn); }
.btn-primary:hover { background: var(--ink); }
.btn-amber { background: var(--lime); color: var(--ink); }
.btn-amber:hover { background: var(--lime-hover); }
.btn-ghost { background: transparent; color: var(--ink); border-color: var(--hairline-strong); }
.btn-ghost:hover { border-color: var(--ink); }
.btn-line { background: var(--line); color: var(--line-ink); }
.btn-call { background: var(--forest); color: var(--white); }
.btn[disabled] { opacity: .5; cursor: not-allowed; transform: none; }
.btn svg { width: 1.15em; height: 1.15em; flex: none; }

/* header */
.site-header { position: sticky; top: 0; z-index: 20; background: var(--header-bg); backdrop-filter: blur(10px); border-bottom: 1px solid var(--hairline); }
.bar { display: flex; align-items: center; justify-content: space-between; gap: var(--s4); min-height: 4.25rem; }
.brand { flex: none; white-space: nowrap; display: flex; align-items: center; gap: var(--s3); text-decoration: none; font-weight: var(--fw-semibold); font-size: var(--fs-lg); }
.brand img { width: 2.5rem; height: 2.5rem; border-radius: 10px; }
.brand span { display: flex; flex-direction: column; line-height: var(--lh-tight); }
.brand small { font-weight: var(--fw-regular); font-size: var(--fs-xs); color: var(--ink-soft); }
.site-footer .brand small { color: var(--paper-2); }
.nav { display: flex; align-items: center; gap: var(--s1); margin-inline: var(--s4) auto; }
.nav > a { text-decoration: none; font-weight: var(--fw-medium); color: var(--ink-soft); padding: var(--s2) var(--s3); border-radius: var(--r-control); white-space: nowrap; transition: background-color .2s, color .2s; }
.nav > a:hover { color: var(--ink); background: var(--paper-2); }
.nav > a[aria-current="page"] { color: var(--forest); font-weight: var(--fw-semibold); }
.header-cta { display: flex; align-items: center; gap: var(--s4); }
.user-chip-name { font-weight: var(--fw-semibold); color: var(--forest); }
.menu-btn { display: none; background: none; border: 1.5px solid var(--hairline-strong); border-radius: 12px; width: 3rem; height: 3rem; align-items: center; justify-content: center; cursor: pointer; color: var(--ink); }
.menu-btn svg { width: 1.4rem; height: 1.4rem; }

.roles { display: flex; flex-wrap: wrap; gap: var(--s2); margin-top: var(--s6); padding: 0; list-style: none; }
.roles li { border: 1px solid var(--hairline-strong); border-radius: 999px; padding: var(--s1) var(--s4); font-size: var(--fs-data); font-weight: var(--fw-medium); background: var(--card); }

.photo img { width: 100%; border-radius: 18px; box-shadow: var(--shadow); object-fit: cover; }

/* product detail page */
.thumb-link { display: block; }
.product-title-link { color: inherit; text-decoration: none; }
.product-title-link:hover { color: var(--forest); }
.breadcrumb { font-size: var(--fs-sm); color: var(--ink-soft); margin-bottom: var(--s7); }
.breadcrumb a { color: var(--amber-deep); text-decoration: none; font-weight: var(--fw-medium); }
.breadcrumb a:hover { color: var(--ink); }
.product-hero { display: grid; grid-template-columns: .85fr 1.15fr; gap: var(--sf6); align-items: start; }
.product-image { width: 100%; aspect-ratio: 1; object-fit: cover; border-radius: var(--r-card); box-shadow: var(--shadow); background: var(--paper-2); }
.category-label { font-size: var(--fs-sm); font-weight: var(--fw-semibold); color: var(--amber-deep); margin-bottom: var(--s2); }
.product-hero h1 { font-size: var(--fs-h1-product); }
.price-block { margin: var(--s6) 0 var(--s5); }
.discount-badge { display: inline-block; background: var(--call); color: var(--white); font-weight: var(--fw-semibold); font-size: var(--fs-xs); padding: var(--s1) var(--s3); border-radius: 999px; margin-bottom: var(--s2); }
.discount-badge[hidden] { display: none; }
.product-hero .format-toggle { max-width: 16rem; }
.product-description { margin-top: var(--sf7); max-width: 46rem; }
.product-description h2 { font-size: var(--fs-2xl); margin-bottom: var(--s4); }
.product-description p { color: var(--ink-soft); white-space: pre-line; }
.placeholder-note { font-size: var(--fs-sm); color: var(--forest); background: var(--paper-2); display: inline-block; padding: var(--s2) var(--s4); border-radius: 10px; margin-bottom: var(--s5); }
.toc-list { max-width: 50rem; margin: 0; padding: 0; list-style: none; border-top: 1px solid var(--hairline-strong); }
.toc-list li, .toc-head { display: grid; grid-template-columns: 5.5rem minmax(0, 1fr) 4.5rem; gap: var(--s4); align-items: baseline; padding: var(--s3) var(--s2); }
.toc-list li { border-bottom: 1px solid var(--hairline); line-height: var(--lh-tight); }
.toc-head { max-width: 50rem; padding-block: var(--s2); color: var(--ink-soft); font-size: var(--fs-sm); font-weight: var(--fw-semibold); }
.toc-head span:last-child, .toc-list .chapter-length { text-align: right; white-space: nowrap; }
.toc-list.toc-plain li { grid-template-columns: 2rem minmax(0, 1fr); }
.toc-label { color: var(--forest); font-weight: var(--fw-semibold); white-space: nowrap; }
.toc-title { color: var(--ink); }
.chapter-length { font-size: var(--fs-data); color: var(--ink-soft); font-variant-numeric: tabular-nums; white-space: nowrap; }
.learn-chapter-btn.is-active .chapter-length { color: var(--card); }
.sample-placeholder { max-width: 46rem; background: var(--paper-2); border-radius: var(--r-card); padding: var(--s8); text-align: center; display: grid; gap: var(--s4); justify-items: center; }
.sample-placeholder[hidden] { display: none; }
.learn-video-wrap[hidden] { display: none; }
.sample-placeholder p { color: var(--ink-soft); }
.author-card { display: flex; gap: var(--s6); align-items: flex-start; max-width: 46rem; background: var(--paper-2); border-radius: var(--r-card); padding: var(--s7); }
.author-card img { width: 6rem; height: 6rem; border-radius: 50%; object-fit: cover; flex: none; }
.author-card h3 { font-size: var(--fs-lg); margin-bottom: var(--s2); }
.author-card p { color: var(--ink-soft); }
@media (max-width: 30rem) { .author-card { flex-direction: column; align-items: center; text-align: center; } }

/* member dashboard */
.member-hero { padding-block: var(--sf7) var(--s6); }
.member-hero h1 { font-size: var(--fs-h1-member); }
.member-hero .lead { margin-top: var(--s2); }
.quick-links { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--s6); margin-top: var(--s8); }
.quick-link { display: flex; flex-direction: column; gap: var(--s2); background: var(--card); border: 1px solid var(--hairline); border-radius: var(--r-card); padding: var(--s7); text-decoration: none; color: inherit; transition: transform .35s var(--ease), box-shadow .35s var(--ease), border-color .3s; }
.quick-link:hover { transform: translateY(-6px); box-shadow: var(--shadow); border-color: var(--hairline-strong); }
.quick-link h3 { font-size: var(--fs-lg); color: var(--forest); }
.quick-link p { color: var(--ink-soft); font-size: var(--fs-data); }
.account-card { display: grid; gap: var(--s5); background: var(--paper-2); border-radius: var(--r-card); padding: var(--s7) var(--s8); margin-top: var(--s6); }
.account-row { display: flex; align-items: center; justify-content: space-between; gap: var(--s4); flex-wrap: wrap; }
.account-row .label { font-weight: var(--fw-semibold); color: var(--ink-soft); }
.account-row .value { font-weight: var(--fw-semibold); }
.account-row .value { overflow-wrap: anywhere; text-align: right; }
.account-card-head { display: flex; align-items: center; justify-content: space-between; gap: var(--s4); }
.account-card-head .btn[hidden] { display: none; }
.account-card .auth-note { margin: 0; background: var(--card); }
.account-card .auth-note-error { background: var(--call-soft); }
.profile-view { display: grid; gap: var(--s4); }
.profile-view[hidden] { display: none; }
.profile-form { display: grid; gap: var(--s4); }
.profile-form[hidden] { display: none; }
.profile-actions { display: flex; flex-wrap: wrap; gap: var(--s3); }
.admin-login { min-height: 100vh; display: grid; place-items: center; padding: var(--s6) var(--s4); }
.admin-login[hidden] { display: none; }
.admin-login-card { display: grid; gap: var(--s4); width: 100%; max-width: 30rem; padding: var(--s8); background: var(--card); border: 1px solid var(--hairline); border-radius: var(--r-card); }
.admin-login-card > img { justify-self: center; border-radius: 12px; }
.admin-login-card h1 { font-size: var(--fs-2xl); text-align: center; margin: 0; }
.admin-login-card .lead { text-align: center; margin: 0 0 var(--s2); font-size: var(--fs-data); }
.admin-login-card .auth-note { margin: 0; }
.admin-login-or { text-align: center; font-size: var(--fs-sm); color: var(--ink-soft); }
.dash-nav-btn[hidden], .admin-login-or[hidden] { display: none; }
.stock-form { display: flex; flex-wrap: nowrap; align-items: center; gap: var(--s2); }
.shipping-table td:first-child, .shipping-table td:nth-child(6) { white-space: nowrap; }
.stock-form input { width: 6rem; min-height: 2.75rem; padding-inline: var(--s3); border: 1.5px solid var(--hairline-strong); border-radius: var(--r-control); background: var(--paper); color: var(--ink); font: inherit; font-size: var(--fs-data); font-variant-numeric: tabular-nums; }
.stock-form input:focus-visible { outline: 3px solid var(--focus); outline-offset: 1px; }
.shipping-form { margin-top: var(--s5); }
.shipping-fields { display: grid; gap: var(--s4); }
.shipping-fields[hidden] { display: none; }
.row-actions { display: flex; flex-wrap: wrap; gap: var(--s2); }
.order-table .btn { white-space: nowrap; }
.staff-note-text { margin: var(--s5) 0 var(--s4); padding: var(--s4); border-radius: 12px; background: var(--paper-2); white-space: pre-wrap; overflow-wrap: anywhere; }
#note-edit { margin-top: var(--s5); }
#note-edit[hidden] { display: none; }
.account-card-head .admin-subtitle { margin: 0; }
.member-password { display: grid; gap: var(--s3); justify-items: start; margin-top: var(--s6); padding-top: var(--s5); border-top: 1px solid var(--hairline); }
.member-password h3 { margin: 0; font-size: var(--fs-lg); }
#me-form input:read-only, #member-form input:read-only, #member-form select:disabled { background: var(--paper-2); color: var(--ink-soft); }
/* Products: sale switch, list and the add/edit form */
.panel-head { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: var(--s3); }
.panel-head .btn[hidden] { display: none; }
.product-table td { vertical-align: middle; }
/* Names stay readable on phones; the table scrolls inside .order-table-wrap instead. */
.product-table td:nth-child(3) { min-width: 14rem; }
.product-table td:nth-child(4) { min-width: 7rem; }
.product-table .product-thumb { max-width: none; }
.product-table tr.is-closed td { color: var(--ink-soft); }
.product-thumb { display: block; width: 3rem; height: 3rem; object-fit: cover; border-radius: var(--r-control); background: var(--paper-2); }
.cell-sub { display: block; font-size: var(--fs-xs); color: var(--ink-soft); }
/* The button is the full tap target (44px on touch and small screens); ::before draws the track. */
.sale-switch { position: relative; width: 3.25rem; height: max(1.875rem, var(--tap)); flex: none; border: 0; border-radius: 999px; background: transparent; cursor: pointer; }
.sale-switch::before { content: ""; position: absolute; inset-inline: 0; top: calc(50% - 0.9375rem); height: 1.875rem; border-radius: 999px; background: var(--hairline-strong); transition: background .2s var(--ease); }
.sale-switch span { position: absolute; top: calc(50% - 0.75rem); left: 0.1875rem; width: 1.5rem; height: 1.5rem; border-radius: 50%; background: var(--white); box-shadow: var(--shadow); transition: transform .2s var(--ease); }
.sale-switch[aria-checked="true"]::before { background: var(--forest); }
.sale-switch[aria-checked="true"] span { transform: translateX(1.375rem); }
.sale-switch:disabled { opacity: .6; cursor: progress; }
.sale-switch:focus-visible { outline: 3px solid var(--focus); outline-offset: 2px; }
.product-editor { display: grid; gap: var(--s6); }
.product-editor[hidden], .product-editor [hidden] { display: none; }
.editor-section { display: grid; gap: var(--s4); min-width: 0; margin: 0; padding: var(--s6); border: 1px solid var(--hairline); border-radius: var(--r-card); background: var(--card); }
.editor-section legend { padding: 0 var(--s2); font-size: var(--fs-lg); font-weight: var(--fw-semibold); }
.editor-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 14rem), 1fr)); gap: var(--s4); }
.choice-row { display: flex; flex-wrap: wrap; gap: var(--s6); }
.new-category { display: flex; flex-wrap: wrap; align-items: flex-end; gap: var(--s3); }
.new-category .field { flex: 1 1 14rem; }
.upload-box { display: flex; flex-wrap: wrap; align-items: center; gap: var(--s5); }
.upload-body { display: grid; gap: var(--s2); justify-items: start; flex: 1 1 14rem; }
.upload-preview { width: 7rem; height: 7rem; object-fit: cover; border-radius: var(--r-control); background: var(--paper-2); box-shadow: var(--shadow); }
.upload-preview.is-round { border-radius: 50%; }
.upload-pick { cursor: pointer; }
.upload-pick:focus-within { outline: 3px solid var(--focus); outline-offset: 2px; }
.file-row { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: var(--s4); padding-block: var(--s3); border-top: 1px solid var(--hairline); }
.file-row:first-of-type { border-top: 0; }
.file-row > div { display: grid; gap: var(--s1); flex: 1 1 16rem; }
.request-hint.is-error { color: var(--call-ink); }
.toc-editor { list-style: none; margin: 0; padding: 0; display: grid; gap: var(--s3); }
.toc-row { display: grid; grid-template-columns: minmax(6rem, 9rem) minmax(0, 1fr) auto; align-items: end; gap: var(--s3); padding: var(--s4); border-radius: var(--r-control); background: var(--paper); border: 1px solid var(--hairline); }
.toc-row.is-course { grid-template-columns: minmax(6rem, 9rem) minmax(0, 1fr) minmax(5rem, 6rem); }
.toc-row.is-course .toc-actions { grid-column: 1 / -1; justify-content: flex-end; }
.toc-video { grid-column: 1 / -1; display: grid; gap: var(--s3); padding: var(--s4); border-radius: var(--r-control); background: var(--paper-2); }
.toc-video-head, .toc-video-upload { display: flex; flex-wrap: wrap; align-items: center; gap: var(--s3); }
.toc-actions { display: flex; gap: var(--s2); }
.toc-actions .btn { min-width: var(--tap); padding-inline: var(--s3); }
@media (max-width: 40rem) {
  .toc-row, .toc-row.is-course { grid-template-columns: minmax(0, 1fr); }
  .toc-actions { justify-content: flex-end; }
  .editor-section { padding: var(--s4); }
}
/* E-book reader (read.html) */
.reader-toolbar { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: var(--s3); }
.reader-zoom { display: flex; gap: var(--s2); }
.reader-zoom .btn { min-width: var(--tap); padding-inline: var(--s3); font-size: var(--fs-lg); }
.reader-count { color: var(--ink-soft); font-size: var(--fs-data); }
.reader-pages { display: grid; gap: var(--s5); justify-items: center; }
.reader-pages.is-zoomed { overflow-x: auto; justify-items: start; }
.reader-page { width: 100%; max-width: none; background: var(--white); box-shadow: var(--shadow); border-radius: var(--r-control); overflow: hidden; user-select: none; -webkit-user-select: none; }
.reader-page canvas { display: block; max-width: none; }
.reader-loading { color: var(--ink-soft); }
.btn.is-disabled { opacity: .55; pointer-events: none; }
.totp-setup { display: grid; gap: var(--s3); }
.totp-setup[hidden], .refund-reason[hidden] { display: none; }
.totp-qr { justify-self: center; width: 15rem; height: 15rem; border-radius: var(--r-control); background: var(--white); }
.totp-key { margin: 0; font-size: var(--fs-sm); overflow-wrap: anywhere; }
.refund-reason { margin-top: var(--s5); }
#status-totals { grid-template-columns: repeat(4, minmax(0, 1fr)); }
#export-btn[hidden] { display: none; }
.refund-actions { display: flex; flex-wrap: wrap; gap: var(--s3); margin-top: var(--s5); }
.refund-actions[hidden] { display: none; }
.time-left { font-weight: var(--fw-semibold); font-variant-numeric: tabular-nums; white-space: nowrap; }
@media (max-width: 40rem) { #status-totals { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
.status-toolbar { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: var(--s3); margin-top: var(--s6); }
.status-toolbar .order-tabs { margin-top: 0; }
#status-export[hidden] { display: none; }
.status-table th, .status-table td { white-space: nowrap; font-variant-numeric: tabular-nums; }
.team-role-select { min-height: var(--tap); padding-inline: var(--s3); border: 1.5px solid var(--hairline-strong); border-radius: var(--r-control); background: var(--paper); color: var(--ink); font: inherit; font-size: var(--fs-data); }
.team-role-select:focus-visible { outline: 3px solid var(--focus); outline-offset: 1px; }
.team-role-select:disabled { opacity: .7; }
.admin-line-btn { width: 100%; }
.admin-line-btn[hidden] { display: none; }
.admin-line-btn:disabled { opacity: .6; cursor: not-allowed; }
.dash-panel .admin-title { font-size: var(--fs-h1-admin); margin: 0; }
.dash-panel .admin-subtitle { font-size: var(--fs-lg); margin: var(--s8) 0 0; }
#app-view .order-empty { max-width: none; margin-top: var(--s4); }
#app-view .header-cta .user-chip-name { overflow-wrap: anywhere; }
#app-view #admin-logout { display: inline-flex; flex: none; }
@media (max-width: 40rem) {
  #app-view .header-cta .user-chip-name, #app-view .brand span { display: none; }
  #app-view #admin-logout { padding-inline: var(--s4); }
}
.admin-panel-head { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: var(--s4); }
.admin-filters { display: grid; grid-template-columns: minmax(0, 2fr) minmax(0, 1fr); gap: var(--s4); margin-top: var(--s5); }
.admin-status-field { margin-top: var(--s5); }
.admin-status-field[hidden] { display: none; }
.stat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(10rem, 1fr)); gap: var(--s4); margin-top: var(--s5); }
.stat-card { display: grid; gap: var(--s1); padding: var(--s5); background: var(--card); border: 1px solid var(--hairline); border-radius: var(--r-card); }
.stat-card span { font-size: var(--fs-sm); color: var(--ink-soft); }
.stat-card b { font-size: var(--fs-3xl); font-weight: var(--fw-semibold); font-variant-numeric: tabular-nums; }
@media (max-width: 40rem) { .admin-filters { grid-template-columns: 1fr; } }
.payment-methods { display: grid; gap: var(--s2); min-width: 0; margin: 0; padding: 0; border: 0; }
.payment-methods legend { padding: 0; margin-bottom: var(--s2); font-size: var(--fs-data); font-weight: var(--fw-semibold); color: var(--ink-soft); }
#payment-method-list { display: grid; gap: var(--s2); }
.payment-option { display: flex; align-items: center; gap: var(--s3); min-height: 3rem; padding: var(--s3) var(--s4); background: var(--card); border: 1.5px solid var(--hairline-strong); border-radius: 12px; font-weight: var(--fw-medium); cursor: pointer; }
.payment-option:has(input:checked) { border-color: var(--forest); box-shadow: 0 0 0 1px var(--forest); }
.payment-option input { flex: none; width: 1.15rem; height: 1.15rem; accent-color: var(--forest); }
.payment-hint { margin: 0; font-size: var(--fs-sm); color: var(--ink-soft); }
.payment-hint[hidden] { display: none; }
.payment-page { max-width: 34rem; }
.pay-timer { font-size: var(--fs-xl); font-variant-numeric: tabular-nums; color: var(--call-ink); }
.pay-qr, .pay-app { display: grid; justify-items: center; gap: var(--s4); margin-top: var(--s6); padding: var(--s6); text-align: center; background: var(--card); border: 1px solid var(--hairline); border-radius: var(--r-card); }
.pay-qr[hidden], .pay-app[hidden] { display: none; }
.pay-qr img { width: min(100%, 20rem); height: auto; background: var(--white); }
.pay-qr p, .pay-app p { margin: 0; }
.pay-waiting { margin-top: var(--s5); font-size: var(--fs-sm); color: var(--ink-soft); text-align: center; }
.awaiting-payment { display: grid; gap: var(--s3); margin-bottom: var(--s6); }
.awaiting-payment[hidden] { display: none; }
.awaiting-payment-row { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: var(--s4); padding: var(--s4) var(--s5); background: var(--card); border: 1.5px solid var(--forest); border-radius: var(--r-card); }
.awaiting-payment-row p { margin: var(--s1) 0 0; font-size: var(--fs-sm); color: var(--ink-soft); }
.password-form { max-width: 30rem; }
.password-input { position: relative; display: grid; }
.password-input input { width: 100%; padding-right: var(--s14); }
.password-toggle { position: absolute; top: 50%; right: .35rem; width: 2.75rem; height: 2.75rem; transform: translateY(-50%); border: 0; border-radius: 10px; background: transparent center / 1.4rem no-repeat url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23475A50' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M2 12s3.6-7 10-7 10 7 10 7-3.6 7-10 7-10-7-10-7z'/%3E%3Ccircle cx='12' cy='12' r='3'/%3E%3Cpath d='M4 4l16 16'/%3E%3C/svg%3E"); cursor: pointer; }
.password-toggle[aria-pressed="true"] { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23475A50' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M2 12s3.6-7 10-7 10 7 10 7-3.6 7-10 7-10-7-10-7z'/%3E%3Ccircle cx='12' cy='12' r='3'/%3E%3C/svg%3E"); }
.password-toggle:focus-visible { outline: 3px solid var(--focus); outline-offset: 1px; }
.address-fields { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--s4); min-width: 0; margin: 0; padding: 0; border: 0; }
.address-fields[hidden] { display: none; }
.address-fields legend { padding: 0; margin-bottom: var(--s3); font-size: var(--fs-data); font-weight: var(--fw-semibold); color: var(--ink-soft); }
.address-wide { grid-column: 1 / -1; }
@media (max-width: 30rem) { .address-fields { grid-template-columns: 1fr; } }

/* course watch page */
.learn-layout { display: grid; grid-template-columns: 1fr 320px; gap: var(--s8); align-items: start; }
.learn-player { min-width: 0; }
.learn-video-wrap { aspect-ratio: 16 / 9; background: var(--ink); border-radius: var(--r-card); overflow: hidden; display: flex; align-items: center; justify-content: center; }
.learn-video-wrap iframe { width: 100%; height: 100%; border: 0; }
.learn-video-placeholder { color: var(--card); opacity: .7; padding: var(--s6); text-align: center; }
.learn-chapters { display: grid; gap: var(--s2); align-content: start; background: var(--card); border: 1px solid var(--hairline); border-radius: var(--r-card); padding: var(--s4); max-height: 32rem; overflow-y: auto; }
.learn-chapter-btn { display: flex; align-items: center; gap: var(--s2); width: 100%; text-align: left; border: none; background: var(--paper-2); font: inherit; font-size: var(--fs-data); color: var(--ink); padding: var(--s3) var(--s4); border-radius: 10px; cursor: pointer; transition: background-color .2s; }
.learn-chapter-btn svg { width: 1.1rem; height: 1.1rem; flex: none; color: var(--amber-deep); }
.learn-chapter-btn small { margin-left: auto; color: var(--ink-soft); font-weight: var(--fw-semibold); flex: none; }
.learn-chapter-btn:not(.is-disabled):hover { background: var(--hairline); }
.learn-chapter-btn.is-active { background: var(--forest); color: var(--card); }
.learn-chapter-btn.is-active svg { color: var(--card); }
.learn-chapter-btn.is-disabled { color: var(--ink-soft); cursor: not-allowed; }
@media (max-width: 48rem) { .learn-layout { grid-template-columns: 1fr; } }

.dash-layout { display: grid; grid-template-columns: 240px 1fr; gap: var(--s8); align-items: start; margin-top: var(--s2); }
.dash-sidebar { display: grid; gap: var(--s1); background: var(--card); border: 1px solid var(--hairline); border-radius: var(--r-card); padding: var(--s4); position: sticky; top: 6rem; }
.dash-nav-btn { display: flex; align-items: center; width: 100%; text-align: left; border: none; background: transparent; font: inherit; font-weight: var(--fw-medium); color: var(--ink-soft); padding: var(--s3) var(--s4); border-radius: 10px; cursor: pointer; transition: background-color .2s, color .2s; }
.dash-nav-btn:hover { background: var(--paper-2); color: var(--ink); }
.dash-nav-btn.is-active { background: var(--forest); color: var(--card); }
.dash-panel[hidden] { display: none; }
.order-table-wrap { overflow-x: auto; margin-top: var(--s6); border: 1px solid var(--hairline); border-radius: var(--r-card); }
.order-table { width: 100%; border-collapse: collapse; min-width: 42rem; }
.order-table th, .order-table td { text-align: left; padding: var(--s3) var(--s4); border-bottom: 1px solid var(--hairline); font-size: var(--fs-data); }
.order-table tr:last-child td { border-bottom: none; }
.order-table th { color: var(--ink-soft); font-weight: var(--fw-semibold); background: var(--paper-2); }
.order-status { display: inline-block; padding: var(--s1) var(--s3); border-radius: 999px; font-size: var(--fs-xs); font-weight: var(--fw-semibold); white-space: nowrap; }
.order-status.is-paid { background: var(--status-paid-bg); color: var(--forest); }
.order-status.is-preparing { background: var(--status-prep-bg); color: var(--status-warn-ink); }
.order-status.is-shipping { background: var(--status-ship-bg); color: var(--forest); }
.order-status.is-delivered { background: var(--forest); color: var(--card); }
.order-status.is-new { background: var(--status-new-bg); color: var(--status-warn-ink); }
.order-empty, .order-loading { color: var(--ink-soft); padding: var(--s10) var(--s6); text-align: center; background: var(--paper-2); border-radius: var(--r-card); margin-top: var(--s6); }
.order-tabs { display: flex; gap: var(--s2); background: var(--paper-2); border-radius: 999px; padding: var(--s1); margin-top: var(--s6); overflow-x: auto; }
.order-tab { flex: none; border: none; background: transparent; padding: var(--s2) var(--s4); border-radius: 999px; font: inherit; font-size: var(--fs-sm); font-weight: var(--fw-semibold); color: var(--ink-soft); cursor: pointer; white-space: nowrap; transition: background-color .25s var(--ease), color .25s, box-shadow .25s; }
.order-tab[aria-selected="true"] { background: var(--card); color: var(--forest); box-shadow: var(--shadow); }
/* The action column (edit buttons) stays in view while a wide table scrolls sideways. */
.sticky-action th:last-child, .sticky-action td:last-child { position: sticky; right: 0; z-index: 1; border-left: 1px solid var(--hairline); }
.sticky-action td:last-child { background: var(--paper); }
.sticky-action tr.is-clickable:hover td:last-child { background: var(--paper-2); }
.order-table .cell-address { min-width: 11rem; max-width: 15rem; overflow-wrap: anywhere; }
#order-rows td:first-child { white-space: nowrap; }
.status-pick-field { max-width: 16rem; margin-top: var(--s4); }
.order-table tr.is-clickable { cursor: pointer; }
.order-table tr.is-clickable:hover td { background: var(--paper-2); }
.order-detail-overlay { position: fixed; inset: 0; z-index: 50; display: grid; place-items: center; padding: var(--s5); background: var(--overlay); backdrop-filter: blur(3px); animation: auth-fade .25s var(--ease) both; }
.order-detail-overlay[hidden] { display: none; }
.order-detail-modal { position: relative; width: min(100%, 30rem); max-height: min(90vh, 44rem); overflow-y: auto; background: var(--card); border-radius: 22px; padding: var(--s10) var(--s8) var(--s8); box-shadow: var(--shadow-modal); animation: auth-rise .35s var(--ease) both; }
.order-detail-close { position: absolute; top: 1rem; right: 1rem; width: 2.25rem; height: 2.25rem; border-radius: 50%; border: none; background: var(--paper-2); color: var(--ink); display: grid; place-items: center; cursor: pointer; transition: background-color .2s, transform .25s var(--ease); }
.order-detail-close:hover { background: var(--hairline-strong); transform: rotate(90deg); }
.order-detail-close svg { width: 1.1rem; height: 1.1rem; }
.order-detail-modal h2 { font-size: var(--fs-xl); margin-bottom: var(--s5); }
.nav-count { display: inline-grid; place-items: center; margin-left: auto; min-width: 1.5rem; height: 1.5rem; padding: 0 var(--s2); border-radius: 999px; background: var(--forest); color: var(--card); font-size: var(--fs-xs); font-weight: var(--fw-semibold); }
.dash-nav-btn.is-active .nav-count { background: var(--card); color: var(--forest); }
.nav-count[hidden] { display: none; }
.order-hint { margin: var(--s3) 0 0; font-size: var(--fs-sm); color: var(--ink-soft); }
.notice-list { list-style: none; margin: var(--s6) 0 0; padding: 0; display: grid; gap: var(--s3); }
.notice-item { display: grid; gap: var(--s1); width: 100%; text-align: left; font: inherit; color: var(--ink); background: var(--card); border: 1px solid var(--hairline); border-radius: var(--r-card); padding: var(--s4) var(--s5); cursor: pointer; transition: background-color .2s; }
.notice-item:hover { background: var(--paper-2); }
.notice-item.is-unread { border: 1.5px solid var(--forest); }
.notice-item.is-unread b::before { content: ''; display: inline-block; width: .5rem; height: .5rem; margin-right: var(--s2); border-radius: 50%; background: var(--forest); vertical-align: middle; }
.notice-body { white-space: pre-line; overflow-wrap: anywhere; }
.notice-meta { font-size: var(--fs-sm); color: var(--ink-soft); }
.request-box { margin-top: var(--s5); padding-top: var(--s5); border-top: 1px solid var(--hairline); display: grid; gap: var(--s4); }
.request-box[hidden] { display: none; }
.request-box h3 { font-size: var(--fs-lg); margin: 0; }
.request-status { display: grid; gap: var(--s1); padding: var(--s4); background: var(--paper-2); border-radius: var(--r-card); overflow-wrap: anywhere; }
.request-status span { font-size: var(--fs-sm); color: var(--ink-soft); }
.request-actions { display: flex; flex-wrap: wrap; gap: var(--s3); }
.request-hint { margin: 0; font-size: var(--fs-sm); color: var(--ink-soft); }
.request-hint[hidden] { display: none; }
.request-form { display: grid; gap: var(--s4); }
.stock-notice-actions { display: flex; flex-wrap: wrap; gap: var(--s3); margin-top: var(--s6); }
.alert-modal { width: min(100%, 38rem); }
.alert-time { font-size: var(--fs-data); color: var(--ink-soft); margin-top: calc(var(--s3) * -1); }
.alert-section { padding-block: var(--s4); border-top: 1px solid var(--hairline); }
.alert-section h3 { display: flex; justify-content: space-between; gap: var(--s3); font-size: var(--fs-lg); margin: 0; }
.alert-hint { font-size: var(--fs-data); color: var(--ink-soft); margin: var(--s1) 0 0; }
.alert-list { list-style: none; margin: var(--s3) 0 0; padding: 0; display: grid; gap: var(--s3); }
.alert-list li { display: grid; gap: var(--s1); font-size: var(--fs-data); min-width: 0; overflow-wrap: anywhere; }
.alert-list span { color: var(--ink-soft); }
.alert-ok { width: 100%; margin-top: var(--s2); }
.order-detail-row { display: flex; align-items: flex-start; justify-content: space-between; gap: var(--s4); padding-block: var(--s2); border-bottom: 1px solid var(--hairline); }
.order-detail-row:last-child { border-bottom: none; }
.order-detail-row .label { font-weight: var(--fw-semibold); color: var(--ink-soft); flex: none; }
.purchased-meta { color: var(--ink-soft); font-size: var(--fs-sm); margin-top: calc(var(--s2) * -1); margin-bottom: var(--s3); }
.order-detail-row .value { font-weight: var(--fw-semibold); text-align: right; }
@media (max-width: 56rem) {
  .dash-layout { grid-template-columns: 1fr; }
  .dash-sidebar { position: static; display: flex; flex-wrap: wrap; gap: var(--s2); }
  .dash-nav-btn { width: auto; white-space: nowrap; }
}

/* products */
.section-head { display: flex; flex-wrap: wrap; align-items: end; justify-content: space-between; gap: var(--s4) var(--s8); margin-bottom: var(--s10); }
.section-head h2 { margin: 0; }
.products { display: grid; grid-template-columns: repeat(auto-fill, minmax(15.5rem, 1fr)); gap: var(--s6); }
.product { display: flex; flex-direction: column; background: var(--card); border: 1px solid var(--hairline); border-radius: var(--r-card); padding: var(--s5); transition: transform .45s var(--ease), box-shadow .45s var(--ease), border-color .3s; }
.product:hover { transform: translateY(-6px); box-shadow: var(--shadow); border-color: var(--hairline-strong); }
.product .thumb { border-radius: 12px; overflow: hidden; margin-bottom: var(--s4); background: var(--paper-2); aspect-ratio: 1; }
.product .thumb img { width: 100%; height: 100%; object-fit: cover; }
.product .thumb.contain { display: grid; align-items: center; background: var(--forest); }
.product .thumb.contain img { height: auto; object-fit: contain; }
.product h3 { font-size: var(--fs-lg); line-height: var(--lh-tight); margin-bottom: var(--s2); }
.product .desc { color: var(--ink-soft); font-size: var(--fs-data); line-height: var(--lh-body); margin-bottom: var(--s4); flex: 1; }
.format-toggle { display: flex; gap: var(--s1); background: var(--paper-2); border-radius: 999px; padding: var(--s1); margin-bottom: var(--s3); }
.format-toggle[hidden] { display: none; }
.format-btn { flex: 1; border: none; background: transparent; padding: var(--s2) var(--s2); border-radius: 999px; font: inherit; font-size: var(--fs-xs); font-weight: var(--fw-semibold); color: var(--ink-soft); cursor: pointer; transition: background-color .25s var(--ease), color .25s, box-shadow .25s; }
.format-btn.is-active { background: var(--card); color: var(--forest); box-shadow: var(--shadow); }
.meta { display: flex; align-items: center; justify-content: space-between; gap: var(--s2); margin-bottom: var(--s3); font-size: var(--fs-sm); color: var(--muted); }
.stars { display: inline-flex; gap: var(--s05); color: var(--amber); }
.stars svg { width: 1rem; height: 1rem; }
.price { display: flex; align-items: baseline; gap: var(--s2); margin-bottom: var(--s4); font-variant-numeric: tabular-nums; }
.price b { font-size: var(--fs-3xl); font-weight: var(--fw-semibold); color: var(--forest); }
.price s { color: var(--muted); font-size: var(--fs-data); }
.product .btn { width: 100%; }
.pay-qr-hint { margin-top: var(--s3); font-size: var(--fs-sm); color: var(--ink-soft); }
/* Two buttons in one card (view again + enter the course): keep them apart. */
.product .btn + .btn { margin-top: var(--s3); }

/* testimonials */
.voices { background: var(--paper-2); }
.voice-list { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--s10); margin-top: var(--s10); }
.voice blockquote { margin: 0 0 var(--s5); font-size: var(--fs-lg); line-height: var(--lh-body); color: var(--ink); }
.voice blockquote::before { content: '\201C'; display: block; font-size: var(--fs-mark); line-height: var(--lh-mark); color: var(--amber); margin-bottom: var(--s2); }
.voice footer { font-size: var(--fs-data); color: var(--ink-soft); font-weight: var(--fw-medium); }
.avatar { width: 2.75rem; height: 2.75rem; border-radius: 50%; background: var(--forest); color: var(--card); display: grid; place-items: center; font-weight: var(--fw-semibold); flex: none; }
.voice footer strong { display: block; color: var(--ink); font-weight: var(--fw-semibold); }
.sample-note { margin-top: var(--s8); font-size: var(--fs-sm); color: var(--ink-soft); }

/* faq */
.faq-list { max-width: 50rem; margin-top: var(--s10); border-top: 1px solid var(--hairline-strong); }
.faq-list details { border-bottom: 1px solid var(--hairline-strong); }
.faq-list summary { display: flex; align-items: center; justify-content: space-between; gap: var(--s4); padding: var(--s5) 0; cursor: pointer; font-weight: var(--fw-semibold); font-size: var(--fs-lg); list-style: none; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after { content: ''; flex: none; width: .7rem; height: .7rem; border-right: 2px solid var(--amber-deep); border-bottom: 2px solid var(--amber-deep); transform: rotate(45deg); transition: transform .4s var(--ease); margin-right: var(--s2); }
.faq-list details[open] summary::after { transform: rotate(-135deg); }
.faq-list details p { padding-bottom: var(--s6); color: var(--ink-soft); }

/* footer */
.site-footer { background: var(--ink); color: var(--paper-2); padding-block: var(--s14) var(--s8); }
.foot { display: flex; flex-wrap: wrap; justify-content: space-between; gap: var(--s8); }
.site-footer .brand { color: var(--card); }
.site-footer nav { display: flex; flex-wrap: wrap; gap: var(--s3) var(--s7); }
.site-footer a { text-decoration: none; }
.site-footer a:hover { color: var(--lime); }
.copy { max-width: none; margin-top: var(--s10); padding-top: var(--s6); border-top: 1px solid var(--on-dark-line); font-size: var(--fs-sm); }

/* responsive */
@media (max-width: 62rem) {
  .product-hero { grid-template-columns: 1fr; }
  .voice-list, .quick-links { grid-template-columns: 1fr; }
  .voice-list { gap: var(--s10); }
}
@media (max-width: 66rem) {
  .menu-btn { display: inline-flex; }
  .header-cta .btn { display: none; }
  .nav { position: absolute; left: 0; right: 0; top: 100%; flex-direction: column; align-items: stretch; gap: 0; background: var(--paper); border-bottom: 1px solid var(--hairline); padding: var(--s2) var(--gutter) var(--s4); display: none; }
  .nav.open { display: flex; }
  /* The header is pinned now, so an open menu must fit the screen and scroll on its own. */
  .nav { max-height: calc(100vh - 9rem); max-height: calc(100dvh - 9rem); overflow-y: auto; }
  .nav a { padding: var(--s4) 0; border-bottom: 1px solid var(--hairline); background: none; }
}

/* auth modal */
.auth-overlay {
  position: fixed; inset: 0; z-index: 50; display: grid; place-items: center;
  padding: var(--s5); background: var(--overlay); backdrop-filter: blur(3px);
  animation: auth-fade .25s var(--ease) both;
}
.auth-overlay[hidden] { display: none; }
@keyframes auth-fade { from { opacity: 0; } to { opacity: 1; } }
.auth-modal {
  position: relative; width: min(100%, 27rem); max-height: min(90vh, 44rem); overflow-y: auto;
  background: var(--card); border-radius: 22px; padding: var(--s10) var(--s8) var(--s8);
  box-shadow: var(--shadow-modal);
  animation: auth-rise .35s var(--ease) both;
}
@keyframes auth-rise { from { opacity: 0; transform: translateY(14px) scale(.98); } to { opacity: 1; transform: none; } }
.auth-close {
  position: absolute; top: 1rem; right: 1rem; width: 2.25rem; height: 2.25rem; border-radius: 50%;
  border: none; background: var(--paper-2); color: var(--ink); display: grid; place-items: center; cursor: pointer;
  transition: background-color .2s, transform .25s var(--ease);
}
.auth-close:hover { background: var(--hairline-strong); transform: rotate(90deg); }
.auth-close svg { width: 1.1rem; height: 1.1rem; }
.auth-head { text-align: center; margin-bottom: var(--s6); }
.auth-head img { margin: 0 auto var(--s3); border-radius: 10px; }
.auth-head h2 { font-size: var(--fs-2xl); margin-bottom: var(--s2); }
.auth-head p { margin-inline: auto; color: var(--ink-soft); font-size: var(--fs-data); }
.auth-tabs { display: flex; gap: var(--s2); background: var(--paper-2); border-radius: 999px; padding: var(--s1); margin-bottom: var(--s6); }
.auth-tab { flex: 1; border: none; background: transparent; padding: var(--s3) var(--s4); border-radius: 999px; font: inherit; font-weight: var(--fw-semibold); color: var(--ink-soft); cursor: pointer; transition: background-color .25s var(--ease), color .25s, box-shadow .25s; }
.auth-tab[aria-selected="true"] { background: var(--card); color: var(--forest); box-shadow: var(--shadow); }
.auth-form { display: grid; gap: var(--s4); }
.auth-form[hidden] { display: none; }
.field { display: grid; gap: var(--s2); font-size: var(--fs-data); font-weight: var(--fw-medium); color: var(--ink-soft); }
.field[hidden] { display: none; }
.field input, .field select, .field textarea {
  font: inherit; font-size: var(--fs-md); color: var(--ink); background: var(--paper); border: 1.5px solid var(--hairline-strong);
  border-radius: 12px; padding: var(--s3) var(--s4); min-height: 3rem; transition: border-color .2s, box-shadow .2s;
}
.field input:focus-visible, .field select:focus-visible, .field textarea:focus-visible { outline: 3px solid var(--focus); outline-offset: 1px; border-color: var(--amber-deep); }
.field select:disabled { opacity: .7; }
.field input:user-invalid, .field select:user-invalid, .field textarea:user-invalid { border-color: var(--call); }
.auth-row { display: flex; align-items: center; justify-content: space-between; font-size: var(--fs-sm); }
.auth-row a, .link-btn { color: var(--amber-deep); font-weight: var(--fw-semibold); text-decoration: none; background: none; border: none; padding: 0; font: inherit; cursor: pointer; }
.auth-row a:hover, .link-btn:hover { color: var(--ink); }
.check { display: flex; align-items: center; gap: var(--s2); color: var(--ink-soft); }
.auth-form .btn { width: 100%; margin-top: var(--s1); }
.card-row { display: flex; gap: var(--s4); }
.card-row .field { flex: 1; }
.auth-note { margin: calc(var(--s2) * -1) 0 0; padding: var(--s3) var(--s4); border-radius: 10px; background: var(--paper-2); color: var(--ink); font-size: var(--fs-sm); }
.auth-note-error { background: var(--call-soft); color: var(--call-ink); }
.auth-note[hidden] { display: none; }
.auth-alt { text-align: center; margin-top: var(--s6); font-size: var(--fs-sm); color: var(--muted); }
.auth-alt a { color: var(--amber-deep); font-weight: var(--fw-semibold); text-decoration: none; }


/* A10 additions */
b, strong, th { font-weight: var(--fw-semibold); }
.nw { white-space: nowrap; }
.field textarea { resize: vertical; min-height: 3rem; }
.sprite { position: absolute; }
.center { text-align: center; }
.text-note { color: var(--ink-soft); font-size: var(--fs-sm); }
.note-plain { background: none; padding: 0; color: var(--ink-soft); }
.success-icon { width: 3.5rem; height: 3.5rem; color: var(--forest); margin: 0 auto var(--s4); }
.w-text { max-width: 46rem; }
.w-lg { max-width: 64rem; }
.w-md { max-width: 40rem; }
.w-sm { max-width: 36rem; }
.m-0 { margin: 0 !important; }
.mt-2 { margin-top: var(--s2) !important; }
.mt-3 { margin-top: var(--s3) !important; }
.mt-4 { margin-top: var(--s4) !important; }
.mt-6 { margin-top: var(--s6) !important; }
.mt-7 { margin-top: var(--s7) !important; }
.mt-8 { margin-top: var(--s8) !important; }
.lead-tight { margin: calc(var(--s5) * -1) 0 var(--s10) !important; }
.pt-0 { padding-top: 0 !important; }
.pad-page { padding-block: var(--sf-page) !important; }
.pad-page-sm { padding-block: var(--sf-page-sm) !important; }
.pad-notice { padding-block: var(--sf-notice) !important; }
.pad-admin { padding-block: var(--s8) var(--s16) !important; }
.pad-sub { padding-block: var(--s10) 0 !important; }

/* Target size (A10 rule 15) */
.format-btn, .order-tab, .auth-tab, .dash-nav-btn, .learn-chapter-btn, .menu-btn { min-height: var(--tap); }
.auth-close, .order-detail-close { width: max(2.25rem, var(--tap)); height: max(2.25rem, var(--tap)); }
.link-btn, .auth-row a, .breadcrumb a, .auth-alt a, .site-footer nav a, .check, .order-table td a { display: inline-flex; align-items: center; min-height: var(--tap); }
.site-footer nav a { min-width: var(--tap); justify-content: center; }
.product-title-link { display: block; min-height: var(--tap); }

/* Reduced motion (A10 rule 16) */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; animation: none !important; }
  /* Owner exception (DESIGN.md section 9): the carousel keeps sliding. */
  .slide { transition: transform .8s var(--ease), opacity .8s !important; }
  .slide[data-far], .carousel-track.dragging .slide { transition: none !important; }
}

/* Grid and form children may shrink, so nothing pushes the page sideways at 320px (A10 rule 17) */
.auth-form, .profile-form { grid-template-columns: minmax(0, 1fr); }
.field { min-width: 0; }
.field input, .field select, .field textarea { width: 100%; min-width: 0; }
.dash-layout { grid-template-columns: 240px minmax(0, 1fr); }
.dash-content { min-width: 0; }
.card-row { flex-wrap: wrap; }
.card-row .field { min-width: min(100%, 9rem); }
@media (max-width: 56rem) { .dash-layout { grid-template-columns: minmax(0, 1fr); } }
code { font-family: inherit; }

/* Everything marked hidden stays hidden, whatever display its class sets */
[hidden] { display: none !important; }

/* Account menu */
.header-cta { flex: none; }
.account-menu { position: relative; }
.account-btn { display: inline-flex; align-items: center; gap: var(--s2); min-height: 2.75rem; padding: var(--s2) var(--s3); border: 0; border-radius: 12px; background: transparent; color: var(--ink); font: inherit; font-weight: var(--fw-medium); white-space: nowrap; cursor: pointer; transition: background-color .2s; }
.account-btn:hover, .account-btn[aria-expanded="true"] { background: var(--paper-2); }
.account-btn svg { width: 1.35rem; height: 1.35rem; color: var(--forest); flex: none; }
.account-btn .account-chevron { width: 1rem; height: 1rem; color: var(--ink-soft); transition: transform .2s; }
.account-btn[aria-expanded="true"] .account-chevron { transform: rotate(180deg); }
.account-list { position: absolute; top: calc(100% + var(--s2)); right: 0; z-index: 30; display: grid; gap: var(--s1); width: max-content; min-width: 13rem; max-width: 20rem; padding: var(--s2); background: var(--paper); border: 1px solid var(--hairline); border-radius: 14px; box-shadow: var(--shadow); }
.account-name { padding: var(--s2) var(--s3); margin-bottom: var(--s1); border-bottom: 1px solid var(--hairline); color: var(--ink-soft); font-size: var(--fs-sm); overflow-wrap: anywhere; }
.account-item { display: flex; align-items: center; width: 100%; min-height: 2.75rem; padding: var(--s2) var(--s3); border: 0; border-radius: 10px; background: transparent; color: var(--ink); font: inherit; font-weight: var(--fw-medium); text-align: left; text-decoration: none; cursor: pointer; }
.account-item:hover { background: var(--paper-2); }
.header-quick { display: none; }
@media (max-width: 66rem) {
  .bar { justify-content: space-between; gap: var(--s2); }
  .bar .brand { flex: 0 1 auto; min-width: 0; white-space: normal; gap: var(--s2); font-size: var(--fs-sm); line-height: var(--lh-tight); }
  .bar .brand img { flex: none; }
  .quick-btn, .bar .menu-btn, .account-btn { flex: none; }
  .bar .brand small, .nav .nav-main { display: none; }
  .header-quick, .header-cta { display: contents; }
  .quick-btn { display: inline-flex; align-items: center; justify-content: center; width: 2.75rem; height: 2.75rem; border: 1.5px solid var(--hairline-strong); border-radius: 12px; color: var(--forest); }
  .quick-btn svg { width: 1.5rem; height: 1.5rem; }
  .quick-btn .cut-line { fill: none; stroke: var(--paper); }
  .quick-btn .cut-fill { fill: var(--paper); stroke: var(--paper); stroke-width: 1; }
  .bar .menu-btn { width: 2.75rem; height: 2.75rem; color: var(--forest); }
  .quick-btn[aria-current="page"] { background: var(--paper-2); color: var(--forest); }
  .account-btn { width: 2.75rem; height: 2.75rem; padding: 0; justify-content: center; border: 1.5px solid var(--hairline-strong); }
  .account-btn svg:not(.account-chevron) { width: 1.5rem; height: 1.5rem; }
  .account-btn #account-label, .account-btn .account-chevron { display: none; }
  .account-list { min-width: 12rem; max-width: calc(100vw - 2 * var(--gutter)); }
}

/* Header search row */
.header-search { display: flex; gap: var(--s4); padding-bottom: var(--s3); }
.shelf-pick { flex: none; width: 12rem; min-height: 3rem; padding-inline: var(--s3); border: 1.5px solid var(--hairline-strong); border-radius: var(--r-control); background: var(--paper); color: var(--ink); font: inherit; font-size: var(--fs-md); font-weight: var(--fw-medium); }
.site-search { display: flex; flex: 1; min-width: 0; }
.site-search input { flex: 1; min-width: 0; min-height: 3rem; padding-inline: var(--s4); border: 1.5px solid var(--hairline-strong); border-right: 0; border-radius: var(--r-control) 0 0 var(--r-control); background: var(--paper); color: var(--ink); font: inherit; font-size: var(--fs-md); }
.site-search input::placeholder { color: var(--ink-soft); }
.site-search button { display: inline-flex; align-items: center; gap: var(--s2); min-height: 3rem; padding-inline: var(--s5); border: 0; border-radius: 0 var(--r-control) var(--r-control) 0; background: var(--forest); color: var(--white); font: inherit; font-weight: var(--fw-semibold); cursor: pointer; transition: background-color .2s; }
.site-search button:hover { background: var(--ink); }
.site-search svg { width: 1.3rem; height: 1.3rem; flex: none; }

/* Home carousel */
.carousel { --offset: 0; --drag: 0px; --slide-width: min(100vw - 5rem, 56rem); --slide-gap: var(--s4); position: relative; padding-block: var(--s6) var(--s3); overflow: hidden; overflow: clip; }
.carousel-track { display: grid; grid-template-columns: var(--slide-width); justify-content: center; touch-action: pan-y; cursor: grab; user-select: none; }
.carousel-track.dragging { cursor: grabbing; }
.carousel-track.dragging .slide { transition: none; }
.slide { grid-area: 1 / 1; display: grid; grid-template-columns: minmax(0, 1fr) 24rem; min-height: 24rem; overflow: hidden; border-radius: var(--r-frame); transform: translateX(calc(var(--offset, 0) * (var(--slide-width) + var(--slide-gap)) + var(--drag, 0px))) scale(var(--slide-scale, 1)); transition: transform .8s var(--ease), opacity .8s; }
.slide[data-far] { visibility: hidden; transition: none; }
.slide[inert] { --slide-scale: .94; opacity: .55; }
.slide-lead { grid-template-columns: minmax(0, 1fr) 20rem; }
.slide-text { display: flex; flex-direction: column; align-items: flex-start; justify-content: center; gap: var(--s3); padding: var(--s10); min-width: 0; }
.slide h1, .slide h2 { font-size: var(--fs-slide); margin: 0; }
.slide p { line-height: var(--lh-tight); }
.slide-tag { font-size: var(--fs-sm); font-weight: var(--fw-medium); }
.slide .price { margin: 0; }
.slide .price b, .slide .price s { color: inherit; }
.slide .btn { margin-top: var(--s2); }
.slide-photo { width: 100%; height: 100%; object-fit: cover; }
.tone-forest { background: var(--forest); color: var(--white); }
.tone-ink { background: var(--ink); color: var(--white); }
.tone-forest .btn, .tone-ink .btn { background: var(--lime); color: var(--ink); }
.tone-forest .btn:hover, .tone-ink .btn:hover { background: var(--paper-2); }
.tone-mint { background: var(--paper-2); color: var(--ink); }
.tone-mint .btn { background: var(--forest); color: var(--white); }
.tone-mint .btn:hover { background: var(--ink); }
.tone-lime { background: var(--lime); color: var(--ink); }
.tone-lime .btn { background: var(--ink); color: var(--white); }
.tone-lime .btn:hover { background: var(--forest); }
.slide-fan { position: relative; min-height: 16rem; }
.slide-fan img { position: absolute; top: 50%; left: 50%; width: 10.5rem; border-radius: var(--r-card); box-shadow: var(--shadow-lift); }
.slide-fan img:nth-child(1) { transform: translate(-82%, -50%) rotate(-7deg); }
.slide-fan img:nth-child(2) { transform: translate(-18%, -50%) rotate(7deg); }
.slide-fan img:nth-child(3) { transform: translate(-50%, -54%); }
.carousel-controls { display: flex; align-items: center; justify-content: center; gap: var(--s1); padding-top: var(--s2); }
.carousel-dots { display: flex; }
.carousel-count { display: none; min-width: 4rem; text-align: center; font-size: var(--fs-data); font-variant-numeric: tabular-nums; }
.carousel-dot { display: inline-flex; align-items: center; justify-content: center; width: 2.75rem; height: 2.75rem; padding: 0; border: 0; background: transparent; cursor: pointer; }
.carousel-dot::before { content: ""; width: .75rem; height: .75rem; border: 1.5px solid var(--hairline-strong); border-radius: 50%; transition: background-color .2s; }
.carousel-dot:hover::before { background: var(--paper-2); }
.carousel-dot[aria-current="true"]::before { width: 1.75rem; border-radius: .375rem; background: var(--forest); border-color: var(--forest); }
.carousel-arrow { display: inline-flex; align-items: center; justify-content: center; width: 2.75rem; height: 2.75rem; flex: none; border: 1.5px solid var(--hairline-strong); border-radius: 50%; background: var(--paper); color: var(--ink); cursor: pointer; transition: background-color .2s; }
.carousel-arrow:hover { background: var(--paper-2); }
.carousel-arrow svg { width: 1.3rem; height: 1.3rem; }
.carousel-prev, .carousel-next { position: absolute; top: calc(50% - 2.75rem); z-index: 2; box-shadow: var(--shadow); }
.carousel-prev { left: calc(50% - var(--slide-width) / 2 - 1.375rem); }
.carousel-next { right: calc(50% - var(--slide-width) / 2 - 1.375rem); }

/* Home sections */
.home-sections { display: grid; gap: var(--s12); padding-block: var(--s10) var(--s12); }
.home-sections > * { min-width: 0; }
.row-head { display: flex; align-items: center; justify-content: space-between; gap: var(--s4); margin-bottom: var(--s5); }
.row-head h2 { font-size: var(--fs-3xl); color: var(--forest); }
.recommended { display: grid; grid-template-columns: 22rem minmax(0, 1fr); gap: var(--s10); align-items: center; padding: var(--s8); background: var(--paper-2); border-radius: var(--r-frame); }
.recommended-cover { width: 100%; border-radius: var(--r-card); box-shadow: var(--shadow); }
.recommended-text { display: grid; justify-items: start; gap: var(--s3); }
.recommended-text h2 { font-size: var(--fs-3xl); color: var(--forest); }
.recommended-text h3 { font-size: var(--fs-xl); }
.recommended-text blockquote { margin: 0; padding-left: var(--s4); border-left: 4px solid var(--forest); font-size: var(--fs-lg); font-weight: var(--fw-medium); line-height: var(--lh-tight); }
.recommended-text .price { margin: 0; }
.about-band { display: grid; grid-template-columns: 22rem minmax(0, 1fr); gap: var(--s10); align-items: stretch; overflow: hidden; background: var(--paper-2); border-radius: var(--r-frame); }
.about-band > img { width: 100%; height: 100%; object-fit: cover; object-position: 50% 20%; }
.about-text { display: grid; align-content: center; gap: var(--s3); padding: var(--s10) var(--s10) var(--s10) 0; }
.about-text h2 { font-size: var(--fs-3xl); }
.about-text .roles { margin: 0; }
.shelf-label { color: var(--forest); font-size: var(--fs-sm); font-weight: var(--fw-medium); }

/* Product cards from catalog.js */
.catalog-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); gap: var(--s4); }
.catalog-grid.columns-3, .catalog-main .catalog-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.catalog-grid .product { padding: var(--s3); background: var(--paper); gap: var(--s2); }
.catalog-grid .thumb { margin: 0; }
.catalog-grid h3 { font-size: var(--fs-md); margin: 0; }
.catalog-grid .desc { margin: 0; line-height: var(--lh-tight); }
.catalog-grid .price { margin: 0; }

/* Catalog pages */
.catalog { display: grid; grid-template-columns: 15rem minmax(0, 1fr); gap: var(--s8); padding-block: var(--s6) var(--s12); }
.catalog-side { align-self: start; padding: var(--s3); background: var(--card); border-radius: var(--r-card); }
.catalog-side h2 { padding: var(--s2) var(--s3); font-size: var(--fs-md); }
.catalog-shelves { display: grid; gap: var(--s1); }
.catalog-shelves button { display: flex; align-items: center; min-height: 2.75rem; padding-inline: var(--s3); border: 0; border-radius: var(--r-control); background: transparent; color: var(--ink); font: inherit; font-size: var(--fs-data); text-align: left; cursor: pointer; transition: background-color .2s; }
.catalog-shelves button:hover { background: var(--paper-2); }
.catalog-shelves button[aria-pressed="true"] { background: var(--forest); color: var(--white); font-weight: var(--fw-semibold); }
.catalog-main { min-width: 0; }
.catalog-tools { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: var(--s3); margin-bottom: var(--s4); }
.catalog-tools h1 { font-size: var(--fs-3xl); color: var(--forest); }
.catalog-count { color: var(--ink-soft); font-size: var(--fs-data); }
.catalog-sort { display: inline-flex; align-items: center; gap: var(--s2); max-width: 100%; color: var(--ink-soft); font-size: var(--fs-data); }
.catalog-sort select { min-width: 0; min-height: 2.75rem; padding-inline: var(--s3); border: 1.5px solid var(--hairline-strong); border-radius: var(--r-control); background: var(--paper); color: var(--ink); font: inherit; font-size: var(--fs-md); }
.catalog-empty { grid-column: 1 / -1; max-width: none; padding: var(--s12) var(--s4); border-radius: var(--r-card); background: var(--card); color: var(--ink-soft); text-align: center; }

/* Contact page */
.contact-page { padding-block: var(--s10) var(--s12); }
.contact-page h1 { font-size: var(--fs-3xl); color: var(--forest); margin-bottom: var(--s6); }
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: var(--s8); align-items: start; }
.contact-grid img { width: 100%; border-radius: var(--r-card); }
.contact-list { display: grid; gap: var(--s4); margin: 0; }
.contact-list dt { color: var(--ink-soft); font-size: var(--fs-data); }
.contact-list dd { margin: 0; font-weight: var(--fw-medium); overflow-wrap: anywhere; }
.faq-page { padding-block: var(--s10) var(--s12); }
.faq-page h1 { font-size: var(--fs-3xl); color: var(--forest); }
.faq-page .faq-list { margin-top: var(--s5); }

@media (max-width: 47.99rem) {
  .toc-list li, .toc-head { grid-template-columns: 4.25rem minmax(0, 1fr) 4rem; gap: var(--s2); padding-inline: 0; }
}
@media (max-width: 62rem) {
  /* The header stays pinned on phones too (owner, 2026-11-08): logo, menu button and account.
     Anchor jumps leave room for it. */
  html { scroll-padding-top: 8rem; }
  .shelf-pick { display: none; }
  .carousel { --slide-width: calc(100vw - 3rem); --slide-gap: var(--s2); }
  .slide, .slide-lead { grid-template-columns: minmax(0, 1fr); grid-template-rows: auto 1fr; min-height: 0; }
  .slide-text { order: 2; justify-content: flex-start; padding: var(--s5); }
  .slide-photo { height: auto; aspect-ratio: 4 / 3; }
  .slide-fan { min-height: 13rem; }
  .slide-fan img { width: 9rem; }
  .carousel-dots { display: none; }
  .carousel-count { display: inline; }
  .carousel-prev, .carousel-next { position: static; box-shadow: none; }
  .recommended, .about-band, .catalog, .contact-grid { grid-template-columns: minmax(0, 1fr); }
  .recommended { gap: var(--s5); padding: var(--s5); }
  .about-band { gap: 0; }
  .about-band > img { height: auto; max-height: 24rem; }
  .about-text { padding: var(--s6) var(--s5) var(--s8); }
  .catalog-side { padding: var(--s2); overflow-x: auto; }
  .catalog-side h2 { display: none; }
  .catalog-shelves { grid-auto-flow: column; grid-auto-columns: max-content; }
  .catalog-grid, .catalog-grid.columns-3, .catalog-main .catalog-grid { grid-template-columns: minmax(0, 1fr); }
  .catalog-grid .product { display: grid; grid-template-columns: 6.5rem minmax(0, 1fr); column-gap: var(--s3); align-items: start; }
  .catalog-grid .product > * { grid-column: 2; }
  .catalog-grid .product > .thumb-link { grid-column: 1; grid-row: 1 / span 4; }
  .catalog-grid .product > .btn { grid-column: 1 / -1; }
}