@import url('https://fonts.googleapis.com/css2?family=Andada+Pro:wght@500;600;700&family=Plus+Jakarta+Sans:wght@400;500;600;700;800&family=JetBrains+Mono:wght@400;500&display=swap');

:root {
  --radius: 14px;
  --radius-sm: 10px;
  --shadow: 0 18px 40px rgba(0, 0, 0, 0.35);
}

body[data-theme='dark'] {
  --bg-main: #07151c;
  --bg-gradient-a: #0f2b37;
  --bg-gradient-b: #1d3e2c;
  --surface: #0f202b;
  --surface-2: #143040;
  --surface-3: #1a3b4c;
  --surface-soft: #0d1b25;
  --border: #2a4b5e;
  --border-2: #3b647b;
  --text-main: #ecf8ff;
  --text-soft: #9fc1d0;
  --primary: #44c0cf;
  --primary-2: #2f9bab;
  --success: #3abb8a;
  --danger: #ff7a83;
  --warning: #f2c66d;
}

body[data-theme='light'] {
  --bg-main: #f2f7fd;
  --bg-gradient-a: #e9f2ff;
  --bg-gradient-b: #edf7ef;
  --surface: #ffffff;
  --surface-2: #f3f7fc;
  --surface-3: #eaf1fa;
  --surface-soft: #ffffff;
  --border: #d3e0ef;
  --border-2: #b9cce3;
  --text-main: #16263c;
  --text-soft: #59708a;
  --primary: #1e72c9;
  --primary-2: #125ca8;
  --success: #128e60;
  --danger: #cf2f45;
  --warning: #b07b00;
  --shadow: 0 18px 34px rgba(25, 44, 70, 0.12);
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: 'Plus Jakarta Sans', sans-serif;
  color: var(--text-main);
  background:
    radial-gradient(circle at 0% 0%, var(--bg-gradient-a) 0%, transparent 50%),
    radial-gradient(circle at 100% 0%, var(--bg-gradient-b) 0%, transparent 45%),
    var(--bg-main);
  min-height: 100vh;
  overflow-x: hidden;
}

.app-shell {
  display: grid;
  grid-template-columns: 250px 1fr;
  min-height: 100vh;
}

.sidebar {
  border-right: 1px solid var(--border);
  background: color-mix(in oklab, var(--surface) 92%, transparent);
  backdrop-filter: blur(8px);
  padding: 18px 14px;
  position: sticky;
  top: 0;
  height: 100vh;
}

.brand {
  display: flex;
  gap: 10px;
  align-items: center;
  margin-bottom: 18px;
}

.brand .icon {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  display: grid;
  place-items: center;
  font-size: 1.1rem;
  background: linear-gradient(130deg, var(--primary), var(--success));
  color: #fff;
}

.brand h1 { font-size: 1.1rem; font-weight: 700; font-family: 'Andada Pro', serif; letter-spacing: .03em; }
.page-title h2, .hero h2, .panel h3 { font-family: 'Andada Pro', serif; letter-spacing: .02em; }
.brand p { font-size: .72rem; color: var(--text-soft); }

.nav-group { display: grid; gap: 6px; }

.nav-link {
  display: flex;
  gap: 8px;
  align-items: center;
  text-decoration: none;
  color: var(--text-main);
  border: 1px solid transparent;
  border-radius: 10px;
  padding: 10px 10px;
  font-weight: 700;
  font-size: .74rem;
  text-transform: uppercase;
  letter-spacing: .12em;
}

.nav-link:hover { background: var(--surface-2); border-color: var(--border); }
.nav-link.active { background: var(--surface-3); border-color: var(--border-2); color: var(--primary); }

.app-main {
  min-width: 0;
  display: grid;
  grid-template-rows: auto 1fr;
}

.page-topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid var(--border);
  background: color-mix(in oklab, var(--surface) 92%, transparent);
  backdrop-filter: blur(8px);
  padding: 12px 16px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
}

.page-title h2 { font-size: 1.08rem; }
.page-title p { font-size: .78rem; color: var(--text-soft); }

.page-actions { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }

.content { padding: 16px; display: grid; gap: 14px; }

.panel {
  border: 1px solid var(--border);
  background: linear-gradient(180deg, var(--surface), color-mix(in oklab, var(--surface) 84%, var(--bg-main)));
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 14px;
  transition: border-color .2s ease, transform .2s ease;
}
.panel:hover { border-color: var(--border-2); transform: translateY(-1px); }

.panel h2, .panel h3 { margin-bottom: 10px; }

.hero {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: linear-gradient(120deg, color-mix(in oklab, var(--primary) 25%, var(--surface)) 0%, color-mix(in oklab, var(--success) 22%, var(--surface)) 100%);
  padding: 18px;
  box-shadow: var(--shadow);
}

.hero h2 { font-size: 1.2rem; margin-bottom: 6px; }
.hero p { color: var(--text-soft); }

.grid { display: grid; gap: 10px; }
.grid.cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid.cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid.auto { grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); }

.meta-item { display: grid; gap: 5px; }
.meta-item label { font-size: .68rem; text-transform: uppercase; font-weight: 700; color: var(--text-soft); }

input, select, textarea {
  width: 100%;
  border: 1px solid var(--border-2);
  border-radius: 10px;
  background: var(--surface-2);
  color: var(--text-main);
  padding: 9px 10px;
  min-height: 40px;
  outline: none;
  font-family: inherit;
}

input:focus, select:focus, textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 2px color-mix(in oklab, var(--primary) 20%, transparent);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  border-radius: 12px;
  border: 1px solid var(--border-2);
  padding: 10px 14px;
  min-height: 42px;
  font-size: .8rem;
  font-weight: 800;
  letter-spacing: .02em;
  cursor: pointer;
  transition: transform .15s ease, filter .15s ease, border-color .15s ease, box-shadow .18s ease;
  box-shadow: inset 0 1px 0 rgba(255,255,255,.08), 0 8px 18px rgba(0,0,0,.22);
}
.btn:hover { filter: brightness(1.06); border-color: color-mix(in oklab, var(--primary) 35%, var(--border-2)); }
.btn:active { transform: translateY(1px); }
.btn:focus-visible {
  outline: none;
  box-shadow: 0 0 0 2px color-mix(in oklab, var(--primary) 40%, transparent), 0 10px 22px rgba(0,0,0,.28);
}

.btn-add {
  background: linear-gradient(135deg, color-mix(in oklab, var(--surface-3) 80%, var(--primary) 20%), var(--surface-2));
  color: var(--text-main);
}
.btn-export {
  background: linear-gradient(135deg, color-mix(in oklab, var(--success) 86%, #fff 14%), var(--success));
  color: #fff;
  border-color: color-mix(in oklab, var(--success) 65%, #fff 35%);
}
.btn-csv {
  background: linear-gradient(135deg, color-mix(in oklab, var(--surface-2) 78%, var(--success) 22%), var(--surface-2));
  color: var(--text-main);
  border-color: color-mix(in oklab, var(--success) 48%, var(--border));
}
.btn-danger { background: color-mix(in oklab, var(--danger) 20%, var(--surface-2)); color: var(--danger); border-color: color-mix(in oklab, var(--danger) 40%, var(--border)); }

.btn-icon {
  border-radius: 12px;
  min-width: 40px;
  min-height: 40px;
  border: 1px solid var(--border-2);
  background: linear-gradient(135deg, var(--surface-2), color-mix(in oklab, var(--surface-3) 85%, var(--surface-2)));
  color: var(--text-main);
  cursor: pointer;
  box-shadow: inset 0 1px 0 rgba(255,255,255,.07), 0 6px 14px rgba(0,0,0,.2);
  transition: transform .15s ease, filter .15s ease, border-color .15s ease;
}
.btn-icon:hover { filter: brightness(1.08); border-color: color-mix(in oklab, var(--primary) 38%, var(--border-2)); }
.btn-icon:active { transform: translateY(1px); }

.kpis { display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); gap: 10px; }
.kpi { border: 1px solid var(--border); border-radius: 12px; background: var(--surface-2); padding: 12px; }
.kpi .label { color: var(--text-soft); font-size: .75rem; }
.kpi .value { font-size: 1.18rem; font-weight: 800; margin-top: 3px; }

#toast {
  position: fixed;
  bottom: 16px;
  left: 50%;
  transform: translateX(-50%) translateY(120px);
  background: var(--surface-3);
  color: var(--text-main);
  border: 1px solid var(--border);
  padding: 10px 20px;
  border-radius: 999px;
  z-index: 999;
  transition: transform .25s;
}

#toast.show { transform: translateX(-50%) translateY(0); }

.hint, .muted { color: var(--text-soft); font-size: .82rem; }
.row { display: flex; gap: 8px; flex-wrap: wrap; }
.mono { font-family: 'JetBrains Mono', monospace; font-size: .76rem; }
/* Scheduler table */
.grid-wrapper { display: grid; gap: 10px; min-height: 0; }
.bulk-bar {
  border: 1px solid var(--border-2);
  background: linear-gradient(170deg, color-mix(in oklab, var(--surface) 85%, var(--surface-2)), var(--surface));
  border-radius: 14px;
  padding: 12px;
  display: flex;
  gap: 12px;
  align-items: center;
  flex-wrap: wrap;
}
.selection-info { display: flex; gap: 8px; align-items: center; }
.selection-card {
  border: 1px solid var(--border);
  background: color-mix(in oklab, var(--surface-2) 82%, transparent);
  border-radius: 12px;
  padding: 8px 10px;
}
.selection-card .label {
  font-size: .74rem;
  letter-spacing: .05em;
  text-transform: uppercase;
  color: var(--text-soft);
  font-weight: 700;
}
.count-pill {
  background: color-mix(in oklab, var(--primary) 20%, var(--surface-3));
  color: var(--text-main);
  border-radius: 999px;
  padding: 3px 11px;
  font-weight: 800;
}
.bulk-tools { display: flex; gap: 8px; flex: 1; flex-wrap: wrap; }
.tool-group { display: flex; gap: 6px; flex-wrap: wrap; align-items: center; }
.tool-actions { margin-left: auto; }
.btn-tool {
  border: 1px solid var(--border-2);
  background: linear-gradient(135deg, var(--surface-2), color-mix(in oklab, var(--surface-3) 85%, var(--surface-2)));
  color: var(--text-main);
  border-radius: 10px;
  padding: 8px 12px;
  font-size: .74rem;
  font-weight: 800;
  letter-spacing: .03em;
  min-height: 38px;
  cursor: pointer;
  transition: border-color .16s ease, filter .16s ease, transform .16s ease;
}
.btn-tool:hover { filter: brightness(1.08); border-color: color-mix(in oklab, var(--primary) 35%, var(--border-2)); }
.btn-tool:active { transform: translateY(1px); }
.btn-tool:disabled { opacity: .45; cursor: not-allowed; filter: none; }
.btn-tool.danger { color: var(--danger); border-color: color-mix(in oklab, var(--danger) 45%, var(--border)); }

.spreadsheet-container { border: 1px solid var(--border); border-radius: 12px; overflow: auto; background: var(--surface); max-height: calc(100vh - 250px); }

table { width: 100%; min-width: 1160px; border-collapse: collapse; table-layout: fixed; }
th {
  position: sticky;
  top: 0;
  background: var(--surface-2);
  color: var(--text-soft);
  text-transform: uppercase;
  letter-spacing: .05em;
  font-size: .66rem;
  padding: 10px;
  border-bottom: 1px solid var(--border);
  border-right: 1px solid var(--border);
  text-align: left;
}

td {
  border-bottom: 1px solid var(--border);
  border-right: 1px solid var(--border);
  background: var(--surface-soft);
  position: relative;
}

tr:hover td { background: var(--surface-2); }
tr.selected td { background: color-mix(in oklab, var(--primary) 10%, var(--surface-soft)); }

.col-select { width: 42px; text-align: center; }
.col-num { width: 44px; text-align: center; color: var(--text-soft); font-size: .66rem; }
.col-title { width: 220px; }
.col-media { width: 260px; position: relative; }
.col-board { width: 170px; }
.col-desc { width: 280px; }
.col-link { width: 200px; }
.col-time { width: 160px; text-align: center; color: var(--primary); font-family: 'JetBrains Mono', monospace; }
.col-keywords { width: 220px; }
.col-action { width: 58px; text-align: center; }

.cell-input {
  border: none;
  background: transparent;
  color: var(--text-main);
  width: 100%;
  padding: 9px 10px;
}

.img-thumb {
  position: absolute;
  right: 6px;
  top: 50%;
  transform: translateY(-50%);
  width: 34px;
  height: 50px;
  object-fit: cover;
  border-radius: 6px;
  border: 1px solid var(--border-2);
  background: var(--surface-2);
  z-index: 10;
}
.img-thumb:hover { transform: translateY(-50%) scale(3.2); z-index: 200; box-shadow: var(--shadow); }

.media-cell {
  display: block;
  padding: 6px;
}

.media-input-row {
  display: grid;
  grid-template-columns: 1fr auto auto;
  gap: 6px;
  align-items: center;
}

.media-input-row .cell-input {
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: color-mix(in oklab, var(--surface) 90%, var(--surface-2));
}

.btn-regenerate {
  min-width: 34px;
  min-height: 34px;
  border-radius: 10px;
}

.media-preview-wrap {
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.media-preview-wrap .img-thumb {
  position: static;
  width: 38px;
  height: 56px;
  transform: none;
  display: block;
}

.media-preview-wrap .img-thumb:hover {
  transform: scale(3.2);
}

.gen-status { border: 1px solid var(--border); border-radius: 999px; padding: 7px 10px; font-size: .72rem; color: var(--text-soft); min-width: 90px; text-align: center; background: var(--surface-2); }
.gen-status.active { color: var(--primary); border-color: var(--border-2); }

.auto-save-indicator { position: fixed; right: 16px; bottom: 16px; display: flex; gap: 8px; align-items: center; color: var(--text-soft); opacity: 0; }
.auto-save-indicator.active { opacity: 1; }
.spinner { width: 11px; height: 11px; border: 2px solid var(--border-2); border-top-color: var(--success); border-radius: 50%; animation: spin .8s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

.quick-dock {
  position: fixed;
  bottom: 12px;
  left: 50%;
  transform: translateX(-50%);
  display: none;
  gap: 8px;
  padding: 8px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: color-mix(in oklab, var(--surface) 90%, transparent);
  backdrop-filter: blur(8px);
  z-index: 40;
}

.nav-backdrop {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.45);
  z-index: 25;
}
body.nav-open {
  overflow: hidden;
}
body.nav-open .nav-backdrop {
  display: block;
}

.docs-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 12px;
}

.doc-card {
  border: 1px solid var(--border);
  border-radius: 12px;
  background: linear-gradient(170deg, var(--surface-2), color-mix(in oklab, var(--surface-2) 75%, var(--surface)));
  padding: 12px;
}

.doc-card h4 {
  margin-bottom: 8px;
  font-family: 'Andada Pro', serif;
  letter-spacing: .02em;
}

.doc-card p {
  color: var(--text-soft);
  line-height: 1.45;
  font-size: .86rem;
}

.doc-steps {
  display: grid;
  gap: 8px;
}

.doc-step {
  border: 1px dashed var(--border-2);
  border-radius: 10px;
  padding: 10px;
  background: color-mix(in oklab, var(--surface) 88%, transparent);
}

.ref-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 10px;
}

.ref-card {
  border: 1px solid var(--border);
  border-radius: 12px;
  background: linear-gradient(170deg, var(--surface-2), color-mix(in oklab, var(--surface) 86%, var(--surface-2)));
  overflow: hidden;
}

.ref-card img {
  display: block;
  width: 100%;
  aspect-ratio: 2 / 3;
  object-fit: cover;
  background: var(--surface);
}

.ref-body {
  padding: 10px;
  display: grid;
  gap: 6px;
}

.ref-title {
  font-size: .82rem;
  font-weight: 800;
  letter-spacing: .02em;
}

.ref-tags {
  font-size: .72rem;
  color: var(--text-soft);
}

.ref-notes {
  font-size: .74rem;
  color: var(--text-soft);
  line-height: 1.4;
}

.ref-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px;
}

#refTable {
  min-width: 980px;
}

#refTable td[data-label='Preview'] img {
  width: 52px;
  height: 78px;
  object-fit: cover;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--surface);
}

#refTable td[data-label='Actions'] .row {
  flex-wrap: nowrap;
}

#refTable td[data-label='Actions'] .btn {
  min-height: 34px;
  padding: 7px 10px;
  font-size: .72rem;
}

.ref-empty td {
  padding: 12px;
}

.panel-ref {
  border-color: color-mix(in oklab, #ffb357 40%, var(--border));
  background:
    radial-gradient(circle at 92% 10%, color-mix(in oklab, #ff8a00 22%, transparent) 0%, transparent 36%),
    radial-gradient(circle at 0% 100%, color-mix(in oklab, #ff5a5f 16%, transparent) 0%, transparent 42%),
    linear-gradient(180deg, color-mix(in oklab, var(--surface) 82%, #12283b), var(--surface));
}

.panel-ref .hint {
  color: color-mix(in oklab, var(--text-soft) 80%, #ffd39b);
}

.panel-ref #btnAddReference {
  background: linear-gradient(135deg, #ff8a00, #ff5a5f);
  border-color: color-mix(in oklab, #ff8a00 60%, #ffd39b 40%);
  color: #fff;
}

.panel-ref #btnAddReference:hover {
  filter: brightness(1.1);
}

.panel-ref #refTable td[data-label='Use For All'] input[type='checkbox'] {
  width: 18px;
  height: 18px;
  accent-color: #ff8a00;
}

/* Mobile */
#btnNavToggle { display: none; }
.nav-toggle-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border: 1px solid color-mix(in oklab, var(--primary) 45%, var(--border));
  background: linear-gradient(140deg, color-mix(in oklab, var(--primary) 22%, var(--surface-2)), var(--surface-2));
  color: var(--text-main);
  font-weight: 700;
  padding: 7px 11px;
  border-radius: 999px;
  min-width: 88px;
  justify-content: center;
}
.nav-toggle-icon { font-size: .82rem; line-height: 1; }
.nav-toggle-text { font-size: .76rem; letter-spacing: .03em; text-transform: uppercase; }

@media (max-width: 980px) {
  .app-shell { grid-template-columns: 1fr; }
  .sidebar {
    position: fixed;
    right: -270px;
    left: auto;
    top: 0;
    width: 250px;
    height: 100vh;
    z-index: 30;
    transition: right .25s;
    box-shadow: var(--shadow);
  }
  .app-shell.nav-open .sidebar { right: 0; }
  #btnNavToggle { display: inline-flex; }
  .content { padding: 10px; gap: 10px; }
  .page-topbar {
    padding: 10px;
    align-items: flex-start;
    flex-direction: column;
  }
  .page-title { width: 100%; }
  .page-actions { width: 100%; justify-content: flex-end; }
  .panel { padding: 12px; }
  .nav-toggle-btn {
    min-width: 104px;
    min-height: 38px;
    font-size: .8rem;
  }
}

@media (max-width: 760px) {
  body { font-size: 15px; }
  .page-title h2 { font-size: 1rem; }
  .hero { padding: 14px; }
  .kpis { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .grid.cols-2, .grid.cols-3 { grid-template-columns: 1fr; }
  .page-actions { width: 100%; }
  .page-actions .btn { flex: 1; }
  .spreadsheet-container { max-height: none; }
  .quick-dock { display: flex; }
  .page-actions .btn-csv, .page-actions #btnGenerateImages { display: none; }
  .nav-link { padding: 11px 10px; font-size: .76rem; }

  #refTable {
    min-width: 860px;
  }
}

@media (max-width: 680px) {
  #refTable {
    min-width: 0;
    border-collapse: separate;
    border-spacing: 0 10px;
  }
  #refTable thead {
    display: none;
  }
  #refTable tbody, #refTable tr, #refTable td {
    display: block;
    width: 100%;
  }
  #refTable tr {
    border: 1px solid var(--border);
    border-radius: 12px;
    overflow: hidden;
    background: color-mix(in oklab, var(--surface-soft) 94%, var(--surface-2));
  }
  #refTable tr.ref-empty {
    border-radius: 10px;
  }
  #refTable tr.ref-empty td {
    border: 0;
  }
  #refTable td {
    border-right: 0;
    border-bottom: 1px solid color-mix(in oklab, var(--border) 70%, transparent);
    padding: 8px 10px;
  }
  #refTable td:last-child {
    border-bottom: 0;
  }
  #refTable td::before {
    content: attr(data-label);
    display: block;
    font-size: .66rem;
    text-transform: uppercase;
    letter-spacing: .06em;
    font-weight: 800;
    color: var(--text-soft);
    margin-bottom: 5px;
  }
  #refTable .col-num {
    font-size: .86rem;
    text-align: left;
    color: var(--text-main);
  }
  #refTable td[data-label='Actions'] .row {
    flex-wrap: wrap;
  }
  #refTable td[data-label='Actions'] .btn {
    flex: 1;
    min-width: 110px;
  }
}

@media (max-width: 520px) {
  .kpis { grid-template-columns: 1fr; }
  .page-actions .btn {
    min-width: 100%;
  }
  .bulk-bar {
    gap: 8px;
  }
  .tool-group {
    width: 100%;
  }
  .tool-actions {
    margin-left: 0;
  }
  .tool-group input {
    flex: 1;
  }
  .btn-tool {
    flex: 1;
  }
}