/* ──────────────────────────────────────────────────────────────────────────
   Elite Zone J — STUDIO
   A Shopify+Canva-style admin for non-technical operators. Distinct from the
   editorial /admin atelier-ledger panel. Plain copy, generous whitespace,
   large hit-targets, prominent affordances.
   All classes namespaced under .stu-* so styles cannot leak.
   ──────────────────────────────────────────────────────────────────────── */

:root {
  --stu-bg:           #F7F6F3;
  --stu-surface:      #FFFFFF;
  --stu-surface-2:    #FBFAF8;
  --stu-border:       #EAE7E1;
  --stu-border-strong:#D9D5CD;
  --stu-text:         #1A1612;
  --stu-text-2:       #54493D;
  --stu-text-3:       #8E8377;
  --stu-text-4:       #B8AEA0;
  --stu-brand:        #7A1C1C;       /* oxblood — kept for brand continuity */
  --stu-brand-hi:     #A02828;
  --stu-brand-soft:   #FCE9E9;
  --stu-success:      #1F7A4F;
  --stu-success-soft: #E1F2EA;
  --stu-warning:      #B07A1A;
  --stu-warning-soft: #F8EAD0;
  --stu-error:        #B23A3A;
  --stu-error-soft:   #FBE3E3;
  --stu-info:         #2B5C8A;
  --stu-info-soft:    #E1ECF6;
  --stu-shadow-sm:    0 1px 2px rgba(26,22,18,0.06);
  --stu-shadow:       0 6px 24px -8px rgba(26,22,18,0.10), 0 1px 2px rgba(26,22,18,0.04);
  --stu-shadow-lg:    0 24px 48px -16px rgba(26,22,18,0.18), 0 2px 8px rgba(26,22,18,0.05);
  --stu-radius:       12px;
  --stu-radius-sm:    8px;
  --stu-radius-lg:    18px;
  --stu-ease:         cubic-bezier(.2,.7,.2,1);
}

/* Reset for studio only */
.stu, .stu * { box-sizing: border-box; }
.stu {
  font-family: ui-sans-serif, -apple-system, "Segoe UI", "Helvetica Neue",
               "Inter", system-ui, sans-serif;
  color: var(--stu-text);
  font-size: 14px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

.stu h1, .stu h2, .stu h3, .stu h4 { margin: 0; font-weight: 600; letter-spacing: -0.01em; }

/* ── Shell ───────────────────────────────────────────────────────────── */
.stu-shell {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 264px 1fr;
  background: var(--stu-bg);
}

.stu-side {
  background: var(--stu-surface);
  border-right: 1px solid var(--stu-border);
  position: sticky; top: 0; align-self: start;
  height: 100vh; display: flex; flex-direction: column;
  z-index: 5;
}
.stu-side__brand {
  padding: 22px 22px 18px;
  border-bottom: 1px solid var(--stu-border);
  display: flex; align-items: center; gap: 12px;
}
.stu-side__brand__mark {
  width: 36px; height: 36px;
  border-radius: 10px;
  background: var(--stu-text);
  color: var(--stu-surface);
  display: grid; place-items: center;
  font-family: "Cormorant Garamond", "EB Garamond", Georgia, serif;
  font-style: italic; font-weight: 600;
  font-size: 18px; letter-spacing: -0.02em;
}
.stu-side__brand__name {
  font-weight: 600; font-size: 15px; letter-spacing: -0.01em;
  line-height: 1.2;
}
.stu-side__brand__sub {
  display: block;
  margin-top: 2px;
  font-size: 11px; color: var(--stu-text-3); font-weight: 500;
  letter-spacing: 0.02em;
}

.stu-side__nav { padding: 12px 12px 18px; flex: 1; overflow-y: auto; }
.stu-side__group {
  padding: 14px 10px 6px;
  font-size: 11px; font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.08em;
  color: var(--stu-text-3);
}
.stu-side__link {
  display: flex; align-items: center; gap: 12px;
  padding: 9px 10px;
  margin: 1px 0;
  border-radius: var(--stu-radius-sm);
  color: var(--stu-text-2);
  text-decoration: none;
  font-weight: 500; font-size: 14px;
  transition: background 180ms var(--stu-ease), color 180ms var(--stu-ease);
}
.stu-side__link:hover { background: var(--stu-bg); color: var(--stu-text); }
.stu-side__link.active {
  background: var(--stu-text); color: var(--stu-surface); font-weight: 600;
}
.stu-side__link.active .stu-side__link__icon { color: var(--stu-surface); }
.stu-side__link__icon {
  width: 18px; height: 18px; flex-shrink: 0;
  color: var(--stu-text-3);
  transition: color 180ms var(--stu-ease);
}
.stu-side__link:hover .stu-side__link__icon { color: var(--stu-text); }
.stu-side__link__count {
  margin-left: auto;
  background: var(--stu-brand);
  color: var(--stu-surface);
  font-size: 11px; font-weight: 700;
  padding: 2px 7px; border-radius: 999px;
  min-width: 18px; text-align: center;
}
.stu-side__link.active .stu-side__link__count {
  background: var(--stu-brand-hi);
}
/* Catalogue tally — not an action item, so de-emphasise vs attention badges */
.stu-side__link__count.is-tally {
  background: transparent;
  color: var(--stu-muted, #8a8073);
  font-weight: 500;
  padding: 2px 4px;
}
.stu-side__link.active .stu-side__link__count.is-tally {
  background: transparent;
}

.stu-side__foot {
  border-top: 1px solid var(--stu-border);
  padding: 14px 16px;
  display: flex; align-items: center; gap: 12px;
}
.stu-side__avatar {
  width: 34px; height: 34px;
  border-radius: 50%;
  background: var(--stu-text); color: var(--stu-surface);
  display: grid; place-items: center;
  font-weight: 600; font-size: 13px;
  letter-spacing: 0.02em;
}
.stu-side__foot__meta { flex: 1; min-width: 0; }
.stu-side__foot__name {
  font-weight: 600; font-size: 13px;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
  display: block;
}
.stu-side__foot__role {
  font-size: 11px; color: var(--stu-text-3);
  text-transform: capitalize;
}
.stu-side__foot__out {
  background: transparent; border: none;
  color: var(--stu-text-3); cursor: pointer;
  padding: 6px; border-radius: 6px;
  transition: background 180ms var(--stu-ease), color 180ms var(--stu-ease);
}
.stu-side__foot__out:hover { background: var(--stu-bg); color: var(--stu-error); }

/* Canvas */
.stu-canvas { min-width: 0; }

.stu-topbar {
  position: sticky; top: 0; z-index: 4;
  background: rgba(247, 246, 243, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--stu-border);
  padding: 14px 32px;
  display: flex; align-items: center; gap: 16px;
}
.stu-topbar__crumbs {
  flex: 1;
  display: flex; align-items: center; gap: 8px;
  font-size: 13px; color: var(--stu-text-3);
}
.stu-topbar__crumbs span { color: var(--stu-text-3); }
.stu-topbar__crumbs strong { color: var(--stu-text); font-weight: 600; }
.stu-topbar__crumbs__sep { opacity: 0.5; }
.stu-topbar__view {
  font-size: 13px;
  color: var(--stu-text-2);
  text-decoration: none;
  padding: 7px 12px;
  border-radius: var(--stu-radius-sm);
  border: 1px solid var(--stu-border);
  background: var(--stu-surface);
  transition: background 180ms var(--stu-ease), border-color 180ms var(--stu-ease);
}
.stu-topbar__view:hover { background: var(--stu-bg); border-color: var(--stu-border-strong); }

.stu-page {
  padding: 32px 40px 80px;
  max-width: 1320px;
}
.stu-page--narrow { max-width: 880px; }

/* ── Page header ──────────────────────────────────────────────────────── */
.stu-page-head {
  display: flex; align-items: flex-end; justify-content: space-between;
  gap: 16px; margin-bottom: 28px;
  flex-wrap: wrap;
}
.stu-page-head__main { flex: 1; min-width: 0; }
.stu-page-head__back {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 13px; color: var(--stu-text-3);
  text-decoration: none; margin-bottom: 6px;
  transition: color 180ms var(--stu-ease);
}
.stu-page-head__back:hover { color: var(--stu-text); }
.stu-page-head__title {
  font-size: 28px; line-height: 1.15;
  letter-spacing: -0.02em;
  font-weight: 700;
}
.stu-page-head__sub {
  margin-top: 6px;
  color: var(--stu-text-3);
  font-size: 14px; max-width: 60ch;
}
.stu-page-head__actions {
  display: flex; gap: 10px; align-items: center;
}

/* ── Stat cards ──────────────────────────────────────────────────────── */
.stu-stat-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
@media (max-width: 1080px) {
  .stu-stat-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 600px) {
  .stu-stat-grid { grid-template-columns: 1fr; }
}
.stu-stat {
  background: var(--stu-surface);
  border: 1px solid var(--stu-border);
  border-radius: var(--stu-radius);
  padding: 20px;
  display: flex; flex-direction: column; gap: 10px;
  position: relative;
  transition: border-color 200ms var(--stu-ease), transform 200ms var(--stu-ease);
}
.stu-stat:hover { border-color: var(--stu-border-strong); transform: translateY(-1px); }
.stu-stat__row { display: flex; align-items: center; gap: 12px; }
.stu-stat__icon {
  width: 38px; height: 38px;
  border-radius: 10px;
  background: var(--stu-bg);
  display: grid; place-items: center;
  color: var(--stu-text);
  flex-shrink: 0;
}
.stu-stat__label {
  font-size: 13px;
  color: var(--stu-text-3);
  font-weight: 500;
}
.stu-stat__value {
  font-size: 28px;
  font-weight: 700;
  letter-spacing: -0.02em;
  font-feature-settings: "tnum" 1;
}
.stu-stat__delta {
  font-size: 12px;
  color: var(--stu-text-3);
  display: inline-flex;
  align-items: center;
  gap: 4px;
}
.stu-stat__delta.up   { color: var(--stu-success); }
.stu-stat__delta.down { color: var(--stu-error); }

/* ── Card / surface ──────────────────────────────────────────────────── */
.stu-card {
  background: var(--stu-surface);
  border: 1px solid var(--stu-border);
  border-radius: var(--stu-radius);
  overflow: hidden;
}
.stu-card__head {
  padding: 18px 20px 16px;
  border-bottom: 1px solid var(--stu-border);
  display: flex; align-items: baseline; justify-content: space-between;
  gap: 12px; flex-wrap: wrap;
}
.stu-card__head h3 {
  font-size: 16px; font-weight: 600;
  letter-spacing: -0.01em;
}
.stu-card__head__sub {
  font-size: 13px; color: var(--stu-text-3);
}
.stu-card__body { padding: 20px; }
.stu-card__body--flush { padding: 0; }
.stu-card__foot {
  padding: 14px 20px;
  border-top: 1px solid var(--stu-border);
  background: var(--stu-surface-2);
  display: flex; gap: 10px; justify-content: flex-end;
}

/* ── Buttons ─────────────────────────────────────────────────────────── */
.stu-btn {
  display: inline-flex;
  align-items: center; justify-content: center; gap: 8px;
  padding: 10px 16px;
  font-family: inherit;
  font-size: 14px; font-weight: 600;
  letter-spacing: -0.005em;
  background: var(--stu-surface);
  color: var(--stu-text);
  border: 1px solid var(--stu-border-strong);
  border-radius: var(--stu-radius-sm);
  cursor: pointer;
  text-decoration: none;
  transition: background 180ms var(--stu-ease),
              border-color 180ms var(--stu-ease),
              transform 100ms var(--stu-ease),
              box-shadow 180ms var(--stu-ease);
  box-shadow: var(--stu-shadow-sm);
}
.stu-btn:hover { background: var(--stu-bg); border-color: var(--stu-text-3); }
.stu-btn:active { transform: translateY(1px); }

.stu-btn--primary {
  background: var(--stu-text); color: var(--stu-surface);
  border-color: var(--stu-text);
}
.stu-btn--primary:hover { background: #2A211C; border-color: #2A211C; }

.stu-btn--brand {
  background: var(--stu-brand); color: var(--stu-surface);
  border-color: var(--stu-brand);
}
.stu-btn--brand:hover { background: var(--stu-brand-hi); border-color: var(--stu-brand-hi); }

.stu-btn--ghost {
  background: transparent;
  border-color: var(--stu-border);
  box-shadow: none;
}
.stu-btn--ghost:hover { background: var(--stu-bg); border-color: var(--stu-border-strong); }

.stu-btn--danger {
  background: transparent;
  color: var(--stu-error);
  border-color: var(--stu-error);
}
.stu-btn--danger:hover { background: var(--stu-error); color: var(--stu-surface); }

.stu-btn--lg { padding: 13px 22px; font-size: 15px; }
.stu-btn--sm { padding: 7px 12px; font-size: 13px; }
.stu-btn--icon { padding: 8px; min-width: 36px; min-height: 36px; }
.stu-btn[disabled] { opacity: 0.5; cursor: not-allowed; }

.stu-btn-row { display: flex; gap: 10px; flex-wrap: wrap; }

/* ── Forms ───────────────────────────────────────────────────────────── */
.stu-form { display: flex; flex-direction: column; gap: 22px; }
.stu-field { display: flex; flex-direction: column; gap: 6px; }
.stu-field__label {
  font-size: 13px; font-weight: 600;
  color: var(--stu-text);
  display: flex; align-items: center; gap: 6px;
}
.stu-field__hint {
  font-weight: 400;
  color: var(--stu-text-3);
  font-size: 12.5px;
}
.stu-field__help {
  font-size: 12.5px;
  color: var(--stu-text-3);
}
.stu-input,
.stu-textarea,
.stu-select {
  width: 100%;
  padding: 11px 13px;
  font: inherit;
  background: var(--stu-surface);
  border: 1px solid var(--stu-border-strong);
  border-radius: var(--stu-radius-sm);
  color: var(--stu-text);
  outline: none;
  transition: border-color 180ms var(--stu-ease), box-shadow 180ms var(--stu-ease);
  box-shadow: var(--stu-shadow-sm);
}
.stu-input::placeholder,
.stu-textarea::placeholder {
  color: var(--stu-text-4);
}
.stu-input:focus,
.stu-textarea:focus,
.stu-select:focus {
  border-color: var(--stu-text);
  box-shadow: 0 0 0 3px rgba(26,22,18,0.08);
}
.stu-textarea { min-height: 110px; resize: vertical; line-height: 1.55; }
.stu-select {
  appearance: none;
  -webkit-appearance: none;
  background-image: linear-gradient(45deg, transparent 50%, var(--stu-text-2) 50%),
                    linear-gradient(135deg, var(--stu-text-2) 50%, transparent 50%);
  background-position: calc(100% - 18px) center, calc(100% - 13px) center;
  background-size: 5px 5px, 5px 5px;
  background-repeat: no-repeat;
  padding-right: 36px;
}
.stu-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.stu-row--3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 18px; }
@media (max-width: 720px) {
  .stu-row, .stu-row--3 { grid-template-columns: 1fr; }
}

.stu-form__error {
  background: var(--stu-error-soft);
  color: var(--stu-error);
  padding: 11px 14px;
  border-radius: var(--stu-radius-sm);
  font-size: 13.5px;
  display: flex; align-items: center; gap: 8px;
}
.stu-form__ok {
  background: var(--stu-success-soft);
  color: var(--stu-success);
  padding: 11px 14px;
  border-radius: var(--stu-radius-sm);
  font-size: 13.5px;
  display: flex; align-items: center; gap: 8px;
}

/* ── Switch / toggle ─────────────────────────────────────────────────── */
.stu-switch { display: inline-flex; align-items: center; gap: 12px; cursor: pointer; user-select: none; }
.stu-switch input {
  position: absolute; opacity: 0; pointer-events: none;
  width: 0; height: 0;
}
.stu-switch__track {
  position: relative;
  width: 38px; height: 22px;
  background: var(--stu-border-strong);
  border-radius: 999px;
  transition: background 200ms var(--stu-ease);
}
.stu-switch__track::after {
  content: "";
  position: absolute;
  top: 2px; left: 2px;
  width: 18px; height: 18px;
  border-radius: 50%;
  background: var(--stu-surface);
  box-shadow: 0 1px 2px rgba(0,0,0,0.18);
  transition: transform 200ms var(--stu-ease);
}
.stu-switch input:checked + .stu-switch__track {
  background: var(--stu-text);
}
.stu-switch input:checked + .stu-switch__track::after {
  transform: translateX(16px);
}
.stu-switch__label {
  font-size: 13.5px; font-weight: 500;
  color: var(--stu-text-2);
}
.stu-switch__hint {
  display: block;
  font-weight: 400;
  font-size: 12.5px;
  color: var(--stu-text-3);
  margin-top: 1px;
}

/* ── Tags / pills ────────────────────────────────────────────────────── */
.stu-tag {
  display: inline-flex; align-items: center; gap: 6px;
  height: 24px;
  padding: 0 10px;
  font-size: 12px;
  font-weight: 600;
  border-radius: 999px;
  background: var(--stu-bg);
  color: var(--stu-text-2);
  border: 1px solid var(--stu-border);
  white-space: nowrap;
}
.stu-tag::before {
  content: "";
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--stu-text-3);
}
.stu-tag--success { background: var(--stu-success-soft); color: var(--stu-success); border-color: transparent; }
.stu-tag--success::before { background: var(--stu-success); }
.stu-tag--warning { background: var(--stu-warning-soft); color: var(--stu-warning); border-color: transparent; }
.stu-tag--warning::before { background: var(--stu-warning); }
.stu-tag--brand   { background: var(--stu-brand-soft);   color: var(--stu-brand);   border-color: transparent; }
.stu-tag--brand::before { background: var(--stu-brand); }
.stu-tag--info    { background: var(--stu-info-soft);    color: var(--stu-info);    border-color: transparent; }
.stu-tag--info::before { background: var(--stu-info); }
.stu-tag--neutral { background: var(--stu-bg); color: var(--stu-text-2); }
.stu-tag--bare::before { display: none; }

/* ── Tables ──────────────────────────────────────────────────────────── */
.stu-tbl-wrap { overflow-x: auto; }
.stu-tbl {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}
.stu-tbl thead th {
  text-align: left;
  padding: 12px 16px;
  font-size: 11.5px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--stu-text-3);
  border-bottom: 1px solid var(--stu-border);
  background: var(--stu-surface-2);
  white-space: nowrap;
}
.stu-tbl tbody td {
  padding: 14px 16px;
  border-bottom: 1px solid var(--stu-border);
  vertical-align: middle;
  font-feature-settings: "tnum" 1;
}
.stu-tbl tbody tr {
  transition: background 180ms var(--stu-ease);
}
.stu-tbl tbody tr:hover { background: var(--stu-surface-2); }
.stu-tbl tbody tr:last-child td { border-bottom: none; }
.stu-tbl__name { font-weight: 600; color: var(--stu-text); text-decoration: none; }
.stu-tbl__name:hover { color: var(--stu-brand); }
.stu-tbl__sub {
  display: block;
  font-size: 12px;
  font-weight: 400;
  color: var(--stu-text-3);
  margin-top: 2px;
}
.stu-tbl__num { font-variant-numeric: tabular-nums; text-align: right; }
.stu-tbl__strike { text-decoration: line-through; color: var(--stu-text-3); margin-right: 6px; font-size: 13px; }
.stu-tbl__thumb {
  width: 44px; height: 44px;
  border-radius: 8px;
  background: var(--stu-bg);
  object-fit: cover;
  border: 1px solid var(--stu-border);
}

/* ── Filter bar ──────────────────────────────────────────────────────── */
.stu-filters {
  display: flex; gap: 10px; align-items: center;
  background: var(--stu-surface);
  border: 1px solid var(--stu-border);
  border-radius: var(--stu-radius);
  padding: 10px 12px;
  margin-bottom: 18px;
  flex-wrap: wrap;
  box-shadow: var(--stu-shadow-sm);
}
.stu-filters__search {
  flex: 1; min-width: 240px;
  position: relative;
}
.stu-filters__search input {
  width: 100%;
  padding: 8px 12px 8px 36px;
  border: 1px solid var(--stu-border);
  border-radius: var(--stu-radius-sm);
  background: var(--stu-bg);
  font-size: 14px;
  outline: none;
  transition: border-color 180ms var(--stu-ease), background 180ms var(--stu-ease);
}
.stu-filters__search input:focus { background: var(--stu-surface); border-color: var(--stu-text-3); }
.stu-filters__search__icon {
  position: absolute; left: 10px; top: 50%; transform: translateY(-50%);
  color: var(--stu-text-3);
  width: 18px; height: 18px;
  pointer-events: none;
}
.stu-filters__chip {
  padding: 7px 12px;
  font-size: 13px; font-weight: 500;
  background: var(--stu-bg);
  color: var(--stu-text-2);
  border: 1px solid transparent;
  border-radius: var(--stu-radius-sm);
  text-decoration: none;
  cursor: pointer;
  transition: background 180ms var(--stu-ease), color 180ms var(--stu-ease), border-color 180ms var(--stu-ease);
}
.stu-filters__chip:hover { background: var(--stu-surface-2); color: var(--stu-text); }
.stu-filters__chip.active {
  background: var(--stu-text); color: var(--stu-surface);
}

/* ── Empty states ────────────────────────────────────────────────────── */
.stu-empty {
  background: var(--stu-surface);
  border: 1px dashed var(--stu-border-strong);
  border-radius: var(--stu-radius);
  padding: 56px 32px;
  text-align: center;
}
.stu-empty__icon {
  width: 56px; height: 56px;
  margin: 0 auto 18px;
  border-radius: 14px;
  background: var(--stu-bg);
  display: grid; place-items: center;
  color: var(--stu-text-3);
}
.stu-empty__title {
  font-size: 18px; font-weight: 600;
  margin-bottom: 6px;
}
.stu-empty__body {
  font-size: 14px;
  color: var(--stu-text-3);
  max-width: 42ch;
  margin: 0 auto 18px;
}

/* ── Auth pages ──────────────────────────────────────────────────────── */
.stu-auth {
  min-height: 100vh;
  background: var(--stu-bg);
  display: grid;
  place-items: center;
  padding: 24px;
}
.stu-auth-card {
  width: 100%; max-width: 420px;
  background: var(--stu-surface);
  border: 1px solid var(--stu-border);
  border-radius: var(--stu-radius-lg);
  padding: 40px;
  box-shadow: var(--stu-shadow);
}
.stu-auth-card__brand {
  display: flex; align-items: center; gap: 10px;
  margin-bottom: 28px;
}
.stu-auth-card__brand__mark {
  width: 38px; height: 38px;
  border-radius: 10px;
  background: var(--stu-text); color: var(--stu-surface);
  display: grid; place-items: center;
  font-family: "Cormorant Garamond", serif; font-style: italic; font-weight: 600;
  font-size: 19px;
}
.stu-auth-card__brand__name {
  font-weight: 700; font-size: 17px;
  letter-spacing: -0.01em;
}
.stu-auth-card__brand__sub {
  display: block;
  font-size: 11.5px; color: var(--stu-text-3);
  font-weight: 500;
}
.stu-auth-card__title {
  font-size: 22px; font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 6px;
}
.stu-auth-card__sub {
  font-size: 13.5px; color: var(--stu-text-3);
  margin-bottom: 26px;
}

/* ── Image uploader ──────────────────────────────────────────────────── */
.stu-uploader {
  background: var(--stu-bg);
  border: 2px dashed var(--stu-border-strong);
  border-radius: var(--stu-radius);
  padding: 32px;
  text-align: center;
  transition: background 180ms var(--stu-ease), border-color 180ms var(--stu-ease);
  cursor: pointer;
}
.stu-uploader:hover,
.stu-uploader.is-drag {
  background: var(--stu-brand-soft);
  border-color: var(--stu-brand);
}
.stu-uploader__title {
  font-weight: 600;
  font-size: 14px;
}
.stu-uploader__sub {
  font-size: 12.5px;
  color: var(--stu-text-3);
  margin-top: 4px;
}
.stu-uploader__icon {
  width: 36px; height: 36px;
  margin: 0 auto 10px;
  color: var(--stu-text-3);
}

.stu-image-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 12px;
  margin-top: 14px;
}
.stu-image-tile {
  position: relative;
  border: 1px solid var(--stu-border);
  border-radius: var(--stu-radius-sm);
  overflow: hidden;
  background: var(--stu-surface);
  cursor: grab;
  user-select: none;
}
.stu-image-tile.is-dragging { opacity: 0.4; }
.stu-image-tile__img {
  width: 100%; aspect-ratio: 3/4; object-fit: cover;
  display: block;
}
.stu-image-tile__bar {
  display: flex; gap: 4px; padding: 6px 8px;
  background: var(--stu-surface);
  border-top: 1px solid var(--stu-border);
}
.stu-image-tile__btn {
  flex: 0 0 auto;
  background: transparent;
  border: 1px solid var(--stu-border);
  border-radius: 6px;
  cursor: pointer;
  font-size: 11px;
  font-weight: 500;
  padding: 4px 7px;
  color: var(--stu-text-2);
  transition: background 180ms var(--stu-ease), color 180ms var(--stu-ease);
}
.stu-image-tile__btn:hover { background: var(--stu-bg); color: var(--stu-text); }
.stu-image-tile__btn.active {
  background: var(--stu-text); color: var(--stu-surface); border-color: var(--stu-text);
}
.stu-image-tile__btn--danger:hover { color: var(--stu-error); border-color: var(--stu-error); }
.stu-image-tile__star {
  position: absolute; top: 6px; left: 6px;
  background: var(--stu-text); color: var(--stu-surface);
  font-size: 10px; font-weight: 600;
  padding: 3px 8px; border-radius: 999px;
  letter-spacing: 0.04em;
}

/* ── Sortable list (drag-reorder generic) ────────────────────────────── */
.stu-sort-list { display: flex; flex-direction: column; gap: 10px; }
.stu-sort-item {
  background: var(--stu-surface);
  border: 1px solid var(--stu-border);
  border-radius: var(--stu-radius);
  padding: 14px 16px;
  display: flex; align-items: center; gap: 14px;
  transition: background 180ms var(--stu-ease), box-shadow 180ms var(--stu-ease);
}
.stu-sort-item.is-dragging {
  background: var(--stu-surface-2);
  box-shadow: var(--stu-shadow-lg);
  cursor: grabbing;
}
.stu-sort-item__handle {
  cursor: grab;
  color: var(--stu-text-3);
  width: 22px; height: 22px;
  flex-shrink: 0;
}
.stu-sort-item__handle:active { cursor: grabbing; }
.stu-sort-item__thumb {
  width: 60px; height: 60px;
  border-radius: var(--stu-radius-sm);
  object-fit: cover;
  background: var(--stu-bg);
  border: 1px solid var(--stu-border);
}
.stu-sort-item__main { flex: 1; min-width: 0; }
.stu-sort-item__title {
  font-weight: 600; font-size: 14.5px;
  letter-spacing: -0.01em;
}
.stu-sort-item__sub {
  font-size: 12.5px; color: var(--stu-text-3);
  margin-top: 2px;
}
.stu-sort-item__actions {
  display: flex; gap: 6px; align-items: center;
}

/* ── Toast ───────────────────────────────────────────────────────────── */
.stu-toast {
  position: fixed; bottom: 24px; right: 24px;
  background: var(--stu-text); color: var(--stu-surface);
  padding: 12px 16px;
  border-radius: var(--stu-radius);
  box-shadow: var(--stu-shadow-lg);
  font-size: 13.5px; font-weight: 500;
  z-index: 200;
  animation: stu-toast-in 220ms var(--stu-ease);
}
.stu-toast--success { background: var(--stu-success); }
.stu-toast--error   { background: var(--stu-error); }
@keyframes stu-toast-in {
  from { transform: translateY(8px); opacity: 0; }
  to   { transform: translateY(0); opacity: 1; }
}

/* ── Dialog / confirm ────────────────────────────────────────────────── */
.stu-dialog-overlay {
  position: fixed; inset: 0;
  background: rgba(20, 16, 12, 0.5);
  z-index: 90;
  display: grid; place-items: center;
  backdrop-filter: blur(4px);
  padding: 16px;
}
.stu-dialog {
  width: 100%; max-width: 460px;
  background: var(--stu-surface);
  border-radius: var(--stu-radius);
  padding: 28px;
  box-shadow: var(--stu-shadow-lg);
}
.stu-dialog__icon {
  width: 44px; height: 44px;
  border-radius: 12px;
  background: var(--stu-error-soft);
  color: var(--stu-error);
  display: grid; place-items: center;
  margin-bottom: 14px;
}
.stu-dialog__title {
  font-size: 17px; font-weight: 700;
  letter-spacing: -0.01em;
  margin-bottom: 6px;
}
.stu-dialog__body {
  font-size: 14px;
  color: var(--stu-text-3);
  margin-bottom: 22px;
}
.stu-dialog__row {
  display: flex; gap: 8px; justify-content: flex-end;
}

/* ── Image adjust (zoom / crop) modal ────────────────────────────────── */
.stu-crop-overlay {
  position: fixed; inset: 0;
  background: rgba(20, 16, 12, 0.6);
  z-index: 100;
  display: grid; place-items: center;
  padding: 16px;
  backdrop-filter: blur(4px);
}
.stu-crop {
  width: 100%; max-width: 760px;
  max-height: 92vh;
  background: var(--stu-surface);
  border-radius: var(--stu-radius);
  box-shadow: var(--stu-shadow-lg);
  display: flex; flex-direction: column;
  overflow: hidden;
}
.stu-crop__head {
  padding: 16px 20px;
  border-bottom: 1px solid var(--stu-border);
  display: flex; align-items: baseline; gap: 10px;
}
.stu-crop__head h3 { font-size: 16px; font-weight: 700; margin: 0; }
.stu-crop__name {
  font-size: 12px; color: var(--stu-text-3);
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.stu-crop__stage {
  flex: 1; min-height: 0; overflow: auto;
  background: var(--stu-bg);
  display: grid; place-items: center;
  padding: 16px;
}
.stu-crop__stage .ReactCrop { max-width: 100%; }
.stu-crop__stage img { max-height: 56vh; display: block; }
.stu-crop__controls {
  display: flex; align-items: center; gap: 18px;
  padding: 14px 20px;
  border-top: 1px solid var(--stu-border);
  flex-wrap: wrap;
}
.stu-crop__ctrl {
  display: flex; align-items: center; gap: 8px;
  font-size: 13px; color: var(--stu-text-2);
}
.stu-crop__ctrl input[type="range"] { width: 160px; accent-color: var(--stu-brand); }
.stu-crop__foot {
  display: flex; justify-content: flex-end; gap: 8px;
  padding: 14px 20px;
  border-top: 1px solid var(--stu-border);
}

/* ── Tabs ────────────────────────────────────────────────────────────── */
.stu-tabs {
  display: flex; gap: 4px;
  background: var(--stu-bg);
  border: 1px solid var(--stu-border);
  border-radius: var(--stu-radius-sm);
  padding: 4px;
  margin-bottom: 22px;
  width: max-content;
  max-width: 100%;
  overflow-x: auto;
}
.stu-tab {
  padding: 8px 14px;
  font-size: 13.5px; font-weight: 500;
  background: transparent;
  border: none;
  border-radius: 6px;
  color: var(--stu-text-2);
  cursor: pointer;
  white-space: nowrap;
  transition: background 180ms var(--stu-ease), color 180ms var(--stu-ease);
  text-decoration: none;
}
.stu-tab:hover { background: var(--stu-surface); color: var(--stu-text); }
.stu-tab.active {
  background: var(--stu-surface); color: var(--stu-text);
  font-weight: 600;
  box-shadow: var(--stu-shadow-sm);
}

/* ── Two-column layout for editors ───────────────────────────────────── */
.stu-cols { display: grid; grid-template-columns: 1.6fr 1fr; gap: 24px; align-items: start; }
@media (max-width: 1080px) { .stu-cols { grid-template-columns: 1fr; } }
.stu-stack { display: flex; flex-direction: column; gap: 24px; }

/* ── Section header (used inside cards) ──────────────────────────────── */
.stu-section-title {
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 8px;
  letter-spacing: -0.01em;
}
.stu-section-help {
  font-size: 12.5px;
  color: var(--stu-text-3);
  margin-bottom: 14px;
}
.stu-divider {
  height: 1px;
  background: var(--stu-border);
  margin: 22px 0;
}

/* ── Folio (page count) ──────────────────────────────────────────────── */
.stu-folio {
  display: flex; align-items: center; justify-content: space-between;
  margin-top: 22px;
  padding: 16px 0;
}
.stu-folio__count {
  font-size: 13px; color: var(--stu-text-3);
  font-weight: 500;
}
.stu-folio__nav { display: flex; gap: 8px; }

/* ── Banner / preview frame ──────────────────────────────────────────── */
.stu-banner-preview {
  background: var(--stu-bg);
  border: 1px solid var(--stu-border);
  border-radius: var(--stu-radius);
  padding: 18px;
  position: relative;
  overflow: hidden;
}
.stu-banner-preview__hero {
  position: relative;
  aspect-ratio: 21 / 9;
  border-radius: var(--stu-radius-sm);
  overflow: hidden;
  background: var(--stu-text);
}
.stu-banner-preview__img {
  position: absolute; inset: 0;
  width: 100%; height: 100%; object-fit: cover;
}
.stu-banner-preview__content {
  position: absolute; inset: 0;
  display: flex; flex-direction: column; justify-content: center;
  padding: 6%;
  background: linear-gradient(160deg, rgba(0,0,0,0.10), rgba(0,0,0,0.5));
}
.stu-banner-preview__content.text-light  { color: #fff; }
.stu-banner-preview__content.text-dark   { color: var(--stu-text); }
.stu-banner-preview__content.align-center { align-items: center; text-align: center; }
.stu-banner-preview__content.align-right  { align-items: flex-end; text-align: right; }
.stu-banner-preview__title {
  font-family: "Cormorant Garamond", serif;
  font-weight: 500;
  font-size: clamp(20px, 3vw, 32px);
  line-height: 1.1;
  letter-spacing: -0.01em;
  margin-bottom: 6px;
}
.stu-banner-preview__sub {
  font-size: clamp(12px, 1.4vw, 14px);
  font-weight: 500;
  margin-bottom: 14px;
  max-width: 50ch;
}
.stu-banner-preview__btn {
  display: inline-block;
  padding: 8px 16px;
  background: var(--stu-surface);
  color: var(--stu-text);
  border-radius: 999px;
  font-size: 12px; font-weight: 600;
  letter-spacing: 0.02em;
  text-decoration: none;
}

/* ── Notice preview (small badge) ────────────────────────────────────── */
.stu-notice-preview {
  background: var(--stu-text);
  color: var(--stu-surface);
  padding: 8px 14px;
  border-radius: var(--stu-radius-sm);
  font-size: 13px;
  font-weight: 500;
  display: flex; align-items: center; gap: 14px;
  letter-spacing: 0.02em;
}
.stu-notice-preview a { color: var(--stu-surface); text-decoration: underline; }

/* ── Quick action card grid ──────────────────────────────────────────── */
.stu-quick-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 14px;
}
.stu-quick {
  background: var(--stu-surface);
  border: 1px solid var(--stu-border);
  border-radius: var(--stu-radius);
  padding: 18px;
  text-decoration: none;
  color: var(--stu-text);
  display: flex; flex-direction: column; gap: 8px;
  transition: border-color 180ms var(--stu-ease), transform 180ms var(--stu-ease), box-shadow 180ms var(--stu-ease);
}
.stu-quick:hover {
  border-color: var(--stu-text);
  transform: translateY(-1px);
  box-shadow: var(--stu-shadow);
}
.stu-quick__icon {
  width: 38px; height: 38px;
  border-radius: 10px;
  background: var(--stu-bg);
  display: grid; place-items: center;
  color: var(--stu-text);
}
.stu-quick__title { font-weight: 600; font-size: 14px; }
.stu-quick__sub { font-size: 12.5px; color: var(--stu-text-3); }

/* ── Mobile shell collapse ───────────────────────────────────────────── */
@media (max-width: 980px) {
  .stu-shell { grid-template-columns: 72px 1fr; }
  .stu-side__brand__name, .stu-side__brand__sub { display: none; }
  .stu-side__brand { padding: 16px 0; justify-content: center; }
  .stu-side__group, .stu-side__link__count, .stu-side__foot__meta { display: none; }
  .stu-side__link {
    justify-content: center;
    padding: 12px 0;
    margin: 1px 12px;
  }
  .stu-side__foot { padding: 12px 0; justify-content: center; }
  .stu-page { padding: 24px 18px 60px; }
  .stu-topbar { padding: 12px 18px; }
}

/* hide if explicitly hidden but rendered */
.stu-hidden { display: none !important; }

/* simple media tile */
.stu-media-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 12px;
}
.stu-media-tile {
  border: 1px solid var(--stu-border);
  border-radius: var(--stu-radius-sm);
  overflow: hidden;
  background: var(--stu-surface);
  cursor: pointer;
  position: relative;
}
.stu-media-tile img {
  display: block;
  width: 100%; aspect-ratio: 1; object-fit: cover;
  background: var(--stu-bg);
}
.stu-media-tile__meta {
  padding: 8px 10px;
  font-size: 11.5px;
  color: var(--stu-text-3);
  border-top: 1px solid var(--stu-border);
}

/* category card */
.stu-cat-card {
  display: flex; flex-direction: column;
  border: 1px solid var(--stu-border);
  border-radius: var(--stu-radius);
  background: var(--stu-surface);
  overflow: hidden;
}
.stu-cat-card__img {
  aspect-ratio: 4 / 3;
  background: var(--stu-bg);
  background-size: cover; background-position: center;
}
.stu-cat-card__body { padding: 14px 16px 16px; }

/* sidebar icon */
.stu-icon { width: 18px; height: 18px; flex-shrink: 0; }

/* link looking like link */
.stu-link {
  color: var(--stu-brand);
  text-decoration: none;
  font-weight: 500;
}
.stu-link:hover { text-decoration: underline; }

/* meta badges */
.stu-flag-row { display: flex; gap: 8px; flex-wrap: wrap; }

/* ReactCrop styling override (light tweaks) */
.stu .ReactCrop {
  background: var(--stu-bg);
}

/* a11y: keyboard focus indicator for all interactive controls in Studio. */
a:focus-visible,
button:focus-visible,
[tabindex]:focus-visible {
  outline: 2px solid var(--stu-accent, #1A1613);
  outline-offset: 2px;
}