:root {
  --teal-950: #102f32;
  --teal-900: #173f43;
  --teal-700: #245d63;
  --teal-500: #4f8b88;
  --turquoise: #6fa8a3;
  --mist: #dcebe9;
  --mist-2: #edf5f3;
  --cream: #fafaf7;
  --white: #ffffff;
  --charcoal: #303a3b;
  --muted: #697678;
  --border: #d4e1df;
  --danger: #a34343;
  --warning: #a86f16;
  --success: #32735f;
  --shadow: 0 18px 50px rgba(23, 63, 67, .12);
  --radius: 22px;
  --sans: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --serif: Georgia, "Times New Roman", serif;
}

* { box-sizing: border-box; }
html { color-scheme: light; }
body { margin: 0; color: var(--charcoal); background: #f4f8f7; font-family: var(--sans); line-height: 1.55; }
button, input, textarea, select { font: inherit; }
button { cursor: pointer; }
a { color: inherit; }
img { display: block; max-width: 100%; }
.sr-only { position: absolute; width: 1px; height: 1px; margin: -1px; padding: 0; clip: rect(0,0,0,0); overflow: hidden; white-space: nowrap; border: 0; }

.admin-eyebrow { margin: 0 0 8px; color: var(--teal-500); font-size: .72rem; font-weight: 850; letter-spacing: .15em; text-transform: uppercase; }
.admin-button { display: inline-flex; min-height: 44px; align-items: center; justify-content: center; gap: 8px; padding: 0 18px; border: 1px solid transparent; border-radius: 12px; text-decoration: none; font-weight: 800; transition: .2s ease; }
.admin-button:hover { transform: translateY(-1px); }
.admin-button-primary { background: var(--teal-700); color: #fff; box-shadow: 0 10px 24px rgba(36,93,99,.18); }
.admin-button-primary:hover { background: var(--teal-900); }
.admin-button-light { background: #fff; color: var(--teal-900); }
.admin-button-ghost { border-color: var(--border); background: #fff; color: var(--charcoal); }
.admin-button-danger { background: var(--danger); color: #fff; }
.admin-button-full { width: 100%; }
.icon-button { display: grid; width: 42px; height: 42px; place-items: center; border: 0; border-radius: 12px; background: var(--mist-2); color: var(--teal-900); font-size: 1.8rem; }

/* Login */
.login-page { min-height: 100vh; display: grid; place-items: center; padding: 30px; background: radial-gradient(circle at 15% 15%, rgba(111,168,163,.26), transparent 35%), linear-gradient(135deg, var(--teal-950), var(--teal-700)); }
.login-shell { width: min(1080px, 100%); display: grid; grid-template-columns: 1.1fr .9fr; overflow: hidden; border-radius: 34px; background: rgba(255,255,255,.98); box-shadow: 0 40px 100px rgba(7,28,30,.32); }
.login-brand { min-height: 650px; display: flex; flex-direction: column; justify-content: center; padding: 70px; background: linear-gradient(145deg, var(--mist-2), #fff); }
.login-brand img { margin-bottom: 30px; border-radius: 50%; }
.login-brand h1 { max-width: 560px; margin: 0 0 22px; color: var(--teal-900); font: 500 clamp(2.5rem, 5vw, 4.6rem)/1.04 var(--serif); letter-spacing: -.035em; }
.login-brand > p:last-child { max-width: 560px; margin: 0; color: var(--muted); font-size: 1.05rem; }
.login-card { display: flex; flex-direction: column; justify-content: center; gap: 24px; padding: 70px 58px; }
.login-card h2 { margin: 0 0 8px; color: var(--teal-900); font: 500 2.3rem/1.1 var(--serif); }
.login-card p { margin: 0; color: var(--muted); }
.login-card form { display: grid; gap: 18px; }
.admin-field { display: grid; gap: 8px; }
.admin-field > span, .field-label { color: var(--teal-900); font-size: .86rem; font-weight: 800; }
.admin-field input, .admin-field textarea, .admin-field select, .content-filters input, .content-filters select {
  width: 100%; min-height: 48px; padding: 11px 13px; border: 1px solid var(--border); border-radius: 12px; background: #fff; color: var(--charcoal); outline: none;
}
.admin-field textarea { min-height: 125px; resize: vertical; }
.admin-field input:focus, .admin-field textarea:focus, .admin-field select:focus, .content-filters input:focus, .content-filters select:focus { border-color: var(--turquoise); box-shadow: 0 0 0 4px rgba(111,168,163,.14); }
.alert { padding: 13px 15px; border-radius: 12px; font-size: .9rem; font-weight: 700; }
.alert-error { background: #f9e8e8; color: #7d3030; }
.back-link { align-self: center; color: var(--teal-700); font-size: .88rem; font-weight: 750; text-decoration: none; }

/* Dashboard shell */
.admin-page { min-height: 100vh; }
.admin-sidebar { position: fixed; inset: 0 auto 0 0; z-index: 100; width: 270px; display: flex; flex-direction: column; padding: 26px 20px; background: var(--teal-950); color: #fff; }
.admin-brand { display: flex; align-items: center; gap: 12px; padding: 0 8px 28px; border-bottom: 1px solid rgba(255,255,255,.1); text-decoration: none; }
.admin-brand img { border-radius: 50%; }
.admin-brand span { display: grid; line-height: 1.05; }
.admin-brand strong { font: 600 1.15rem var(--serif); }
.admin-brand small { margin-top: 5px; color: var(--turquoise); font-size: .63rem; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
.admin-nav { display: grid; gap: 8px; margin-top: 32px; }
.admin-nav button { display: flex; align-items: center; gap: 12px; min-height: 50px; padding: 0 14px; border: 0; border-radius: 13px; background: transparent; color: rgba(255,255,255,.7); text-align: left; font-weight: 750; }
.admin-nav button span { width: 24px; color: var(--turquoise); text-align: center; }
.admin-nav button:hover, .admin-nav button.is-active { background: rgba(255,255,255,.1); color: #fff; }
.admin-sidebar-footer { display: grid; gap: 12px; margin-top: auto; padding: 24px 8px 2px; border-top: 1px solid rgba(255,255,255,.1); }
.admin-sidebar-footer a { color: rgba(255,255,255,.7); font-size: .86rem; font-weight: 700; text-decoration: none; }
.admin-sidebar-footer a:hover { color: #fff; }
.admin-main { min-height: 100vh; margin-left: 270px; }
.admin-topbar { min-height: 96px; display: flex; align-items: center; justify-content: space-between; gap: 24px; padding: 18px 38px; border-bottom: 1px solid var(--border); background: rgba(255,255,255,.92); backdrop-filter: blur(16px); }
.admin-topbar h1 { margin: 0; color: var(--teal-900); font: 500 2rem var(--serif); }
.sidebar-toggle { display: none; border: 0; background: transparent; color: var(--teal-900); font-size: 1.5rem; }
.admin-user { display: flex; align-items: center; gap: 10px; }
.admin-user > span { display: grid; width: 42px; height: 42px; place-items: center; border-radius: 50%; background: var(--mist); color: var(--teal-700); font: 700 1rem var(--serif); }
.admin-user div { display: grid; line-height: 1.15; }
.admin-user small { margin-top: 4px; color: var(--muted); font-size: .7rem; }
.admin-content { position: relative; max-width: 1500px; margin: 0 auto; padding: 36px 38px 70px; }
.admin-view { display: none; }
.admin-view.is-active { display: block; }
.toast { position: fixed; top: 22px; right: 24px; z-index: 1000; max-width: 380px; padding: 14px 18px; border-radius: 14px; background: var(--teal-900); color: #fff; box-shadow: var(--shadow); opacity: 0; transform: translateY(-15px); pointer-events: none; transition: .25s ease; }
.toast.is-visible { opacity: 1; transform: translateY(0); }
.toast.is-error { background: var(--danger); }

.welcome-card { display: flex; align-items: center; justify-content: space-between; gap: 30px; min-height: 240px; padding: 44px; border-radius: 28px; background: linear-gradient(135deg, var(--teal-700), var(--teal-900)); color: #fff; overflow: hidden; }
.welcome-card h2 { max-width: 700px; margin: 0 0 14px; font: 500 clamp(2rem, 4vw, 3.4rem)/1.05 var(--serif); }
.welcome-card p:not(.admin-eyebrow) { max-width: 760px; margin: 0; color: rgba(255,255,255,.76); }
.welcome-card .admin-eyebrow { color: var(--mist); }
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; margin-top: 22px; }
.stat-card { display: grid; gap: 8px; padding: 24px; border: 1px solid var(--border); border-radius: 19px; background: #fff; box-shadow: 0 8px 28px rgba(23,63,67,.05); }
.stat-card span { color: var(--muted); font-size: .83rem; font-weight: 750; }
.stat-card strong { color: var(--teal-900); font: 500 2.8rem var(--serif); }
.stat-card small { color: var(--teal-500); }
.dashboard-grid { display: grid; grid-template-columns: 1.25fr .75fr; gap: 22px; margin-top: 22px; }
.admin-panel { padding: 26px; border: 1px solid var(--border); border-radius: var(--radius); background: #fff; box-shadow: 0 10px 35px rgba(23,63,67,.05); }
.panel-heading { display: flex; justify-content: space-between; align-items: center; gap: 18px; margin-bottom: 22px; }
.panel-heading h2 { margin: 0; color: var(--teal-900); font: 500 1.7rem var(--serif); }
.recent-list { display: grid; }
.recent-item { display: grid; grid-template-columns: auto 1fr auto; gap: 14px; align-items: center; padding: 15px 0; border-top: 1px solid var(--border); }
.recent-item:first-child { border-top: 0; }
.recent-icon { display: grid; width: 42px; height: 42px; place-items: center; border-radius: 12px; background: var(--mist-2); color: var(--teal-700); font-weight: 900; }
.recent-item h3 { margin: 0 0 3px; color: var(--teal-900); font-size: .95rem; }
.recent-item p { margin: 0; color: var(--muted); font-size: .78rem; }
.tip-preview { min-height: 250px; display: flex; flex-direction: column; justify-content: center; padding: 26px; border-radius: 20px; background: linear-gradient(145deg, var(--mist-2), #fff); }
.tip-preview .tip-category { align-self: flex-start; margin-bottom: 18px; padding: 6px 10px; border-radius: 999px; background: var(--mist); color: var(--teal-700); font-size: .68rem; font-weight: 850; letter-spacing: .08em; text-transform: uppercase; }
.tip-preview h3 { margin: 0 0 12px; color: var(--teal-900); font: 500 1.75rem/1.15 var(--serif); }
.tip-preview p { margin: 0; color: var(--muted); }
.empty-message { margin: 0; color: var(--muted); font-style: italic; }

.view-toolbar { display: flex; align-items: center; justify-content: space-between; gap: 24px; margin-bottom: 22px; }
.view-toolbar p { margin: 0; color: var(--muted); }
.content-filters { display: flex; gap: 14px; margin-bottom: 20px; }
.content-filters label { flex: 1; }
.content-filters select { width: 200px; }
.admin-table-wrap { overflow-x: auto; }
.admin-table { width: 100%; border-collapse: collapse; min-width: 780px; }
.admin-table th { padding: 12px 14px; border-bottom: 1px solid var(--border); color: var(--muted); font-size: .7rem; letter-spacing: .08em; text-align: left; text-transform: uppercase; }
.admin-table td { padding: 16px 14px; border-bottom: 1px solid var(--border); vertical-align: middle; }
.admin-table tbody tr:last-child td { border-bottom: 0; }
.admin-table tbody tr:hover { background: #f9fbfa; }
.item-title { display: flex; align-items: center; gap: 12px; min-width: 260px; }
.item-thumb { width: 52px; height: 52px; flex: 0 0 auto; border-radius: 12px; object-fit: cover; background: var(--mist-2); }
.item-thumb.placeholder { display: grid; place-items: center; color: var(--teal-500); font-weight: 900; }
.item-title strong { display: block; color: var(--teal-900); }
.item-title small { display: block; max-width: 360px; margin-top: 4px; color: var(--muted); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.status-pill { display: inline-flex; align-items: center; gap: 7px; padding: 6px 10px; border-radius: 999px; font-size: .72rem; font-weight: 850; }
.status-pill::before { content: ''; width: 7px; height: 7px; border-radius: 50%; background: currentColor; }
.status-published { background: #e7f4ef; color: var(--success); }
.status-draft { background: #f5ede1; color: var(--warning); }
.row-actions { display: flex; justify-content: flex-end; gap: 7px; }
.row-actions button { min-height: 36px; padding: 0 10px; border: 1px solid var(--border); border-radius: 9px; background: #fff; color: var(--teal-700); font-size: .76rem; font-weight: 800; }
.row-actions button:hover { border-color: var(--turquoise); background: var(--mist-2); }
.row-actions button.delete-button { color: var(--danger); }
.table-empty td { padding: 50px 20px; text-align: center; color: var(--muted); }

/* Dialogs */
dialog { border: 0; padding: 0; background: transparent; }
dialog::backdrop { background: rgba(10,34,36,.62); backdrop-filter: blur(5px); }
.editor-dialog { width: min(820px, calc(100% - 30px)); max-height: calc(100vh - 30px); }
.dialog-shell { overflow: hidden; border-radius: 24px; background: #fff; box-shadow: 0 35px 90px rgba(7,28,30,.35); }
.dialog-header { display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 24px 28px; border-bottom: 1px solid var(--border); }
.dialog-header h2 { margin: 0; color: var(--teal-900); font: 500 2rem var(--serif); }
.dialog-body { max-height: calc(100vh - 210px); overflow-y: auto; display: grid; gap: 18px; padding: 28px; }
.dialog-footer { display: flex; justify-content: flex-end; gap: 12px; padding: 18px 28px; border-top: 1px solid var(--border); background: #fbfcfc; }
.form-grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.checkbox-field { display: flex; align-items: flex-start; gap: 10px; padding: 14px; border: 1px solid var(--border); border-radius: 12px; }
.checkbox-field input { width: 18px; height: 18px; margin-top: 2px; }
.checkbox-field span { display: grid; }
.checkbox-field small, .field-help { color: var(--muted); font-size: .76rem; }
.current-image { display: flex; align-items: center; gap: 14px; padding: 12px; border-radius: 13px; background: var(--mist-2); }
.current-image img { width: 74px; height: 74px; border-radius: 10px; object-fit: cover; }

.confirm-dialog { width: min(430px, calc(100% - 30px)); }
.confirm-shell { padding: 34px; border-radius: 22px; background: #fff; text-align: center; box-shadow: var(--shadow); }
.danger-icon { display: grid; width: 54px; height: 54px; margin: 0 auto 18px; place-items: center; border-radius: 50%; background: #f9e8e8; color: var(--danger); font-size: 1.5rem; font-weight: 900; }
.confirm-shell h2 { margin: 0 0 10px; color: var(--teal-900); font: 500 1.9rem var(--serif); }
.confirm-shell p { margin: 0 0 24px; color: var(--muted); }
.confirm-shell > div:last-child { display: flex; justify-content: center; gap: 10px; }

@media (max-width: 1100px) {
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .dashboard-grid { grid-template-columns: 1fr; }
}

@media (max-width: 860px) {
  .login-shell { grid-template-columns: 1fr; }
  .login-brand { display: none; }
  .login-card { min-height: 610px; }
  .admin-sidebar { transform: translateX(-100%); transition: transform .25s ease; box-shadow: var(--shadow); }
  .admin-sidebar.is-open { transform: translateX(0); }
  .admin-main { margin-left: 0; }
  .sidebar-toggle { display: block; }
  .admin-topbar { padding-inline: 22px; }
  .admin-content { padding-inline: 20px; }
  .admin-user div { display: none; }
  .welcome-card { align-items: flex-start; flex-direction: column; }
}

@media (max-width: 620px) {
  .login-page { padding: 14px; }
  .login-card { padding: 42px 28px; }
  .admin-topbar { min-height: 82px; }
  .admin-topbar h1 { font-size: 1.6rem; }
  .admin-content { padding-top: 24px; }
  .stats-grid { grid-template-columns: 1fr; }
  .welcome-card { padding: 30px 24px; }
  .view-toolbar, .content-filters { align-items: stretch; flex-direction: column; }
  .content-filters select { width: 100%; }
  .form-grid-2, .form-grid-3 { grid-template-columns: 1fr; }
  .dialog-header, .dialog-body, .dialog-footer { padding-left: 20px; padding-right: 20px; }
  .dialog-footer { flex-direction: column-reverse; }
  .dialog-footer .admin-button { width: 100%; }
}