/* ══════════════════════════════════════════════════
   admin.css — Admin Dashboard Styles
   ══════════════════════════════════════════════════ */

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

:root {
  --bg: #080810;
  --bg2: #0c0c18;
  --bg3: #10101e;
  --surface: rgba(255,255,255,0.04);
  --surface-h: rgba(255,255,255,0.07);
  --border: rgba(255,255,255,0.08);
  --border-h: rgba(255,255,255,0.14);
  --text: #e2e8f0;
  --text-dim: #94a3b8;
  --text-bright: #f8fafc;
  --violet: #7c3aed;
  --blue: #2563eb;
  --cyan: #06b6d4;
  --emerald: #10b981;
  --red: #ef4444;
  --amber: #f59e0b;
  --grad: linear-gradient(135deg, var(--violet), var(--blue), var(--cyan));
  --font-head: 'Syne', sans-serif;
  --font-body: 'DM Sans', sans-serif;
  --ease: cubic-bezier(.4,0,.2,1);
  --ease-spring: cubic-bezier(.34,1.56,.64,1);
  --sidebar-w: 250px;
  --topbar-h: 60px;
  --radius: 12px;
}

html, body {
  height: 100%;
  font-family: var(--font-body);
  font-size: 15px;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; color: inherit; font-size: inherit; }
input, textarea, select { font-family: inherit; font-size: inherit; color: inherit; border: none; outline: none; background: none; }
::selection { background: var(--violet); color: #fff; }
h1,h2,h3 { font-family: var(--font-head); font-weight: 700; letter-spacing: 0.02em; }

/* ══ LOGIN SCREEN ══ */
.login-screen {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  padding: 20px;
}
.login-bg {
  position: fixed;
  inset: 0;
  pointer-events: none;
}
.login-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(100px);
  opacity: 0.2;
  animation: orbDrift 20s ease-in-out infinite;
}
.login-orb-1 { width: 500px; height: 500px; background: var(--violet); top: -10%; left: -10%; animation-duration: 20s; }
.login-orb-2 { width: 400px; height: 400px; background: var(--blue); bottom: -5%; right: -5%; animation-duration: 25s; animation-delay: -8s; }
.login-orb-3 { width: 300px; height: 300px; background: var(--cyan); top: 50%; left: 50%; animation-duration: 18s; animation-delay: -4s; }
@keyframes orbDrift {
  0%,100% { transform: translate(0,0) scale(1); }
  33% { transform: translate(40px, -40px) scale(1.05); }
  66% { transform: translate(-30px, 30px) scale(0.95); }
}

.login-card {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 420px;
  background: rgba(12,12,24,0.9);
  border: 1px solid var(--border-h);
  border-radius: 24px;
  padding: 48px 40px;
  text-align: center;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  animation: cardIn .6s var(--ease-spring) forwards;
}
@keyframes cardIn {
  from { opacity: 0; transform: translateY(20px) scale(0.97); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}
.login-logo {
  width: 60px; height: 60px;
  border-radius: 16px;
  background: var(--grad);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-head);
  font-size: 1.4rem;
  font-weight: 800;
  color: #fff;
  margin: 0 auto 20px;
}
.login-title { font-size: 1.7rem; color: var(--text-bright); margin-bottom: 6px; }
.login-sub { font-size: 0.88rem; color: var(--text-dim); margin-bottom: 28px; }
.login-form { display: flex; flex-direction: column; gap: 12px; }
.login-field {
  position: relative;
  display: flex;
  align-items: center;
}
.login-icon {
  position: absolute;
  left: 16px;
  color: var(--text-dim);
}
.login-field input {
  width: 100%;
  padding: 13px 44px;
  border-radius: 12px;
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--border);
  color: var(--text-bright);
  font-size: 1rem;
  text-align: center;
  letter-spacing: 0.08em;
  transition: border-color .3s, box-shadow .3s;
}
.login-field input:focus {
  border-color: var(--violet);
  box-shadow: 0 0 0 3px rgba(124,58,237,0.15);
}
.pw-toggle {
  position: absolute;
  right: 14px;
  color: var(--text-dim);
  padding: 4px;
  transition: color .2s;
}
.pw-toggle:hover { color: var(--text-bright); }
.login-error { font-size: 0.83rem; color: #f87171; min-height: 1.2em; text-align: left; }
.login-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 24px;
  border-radius: 12px;
  background: var(--grad);
  color: #fff;
  font-weight: 600;
  font-size: 0.95rem;
  transition: all .3s var(--ease);
  box-shadow: 0 4px 20px rgba(124,58,237,0.3);
}
.login-btn:hover { transform: translateY(-2px); box-shadow: 0 8px 28px rgba(124,58,237,0.4); }
.login-back { display: block; margin-top: 20px; font-size: 0.85rem; color: var(--text-dim); transition: color .3s; }
.login-back:hover { color: var(--text-bright); }
.shake { animation: shake .4s; }
@keyframes shake { 0%,100%{transform:translateX(0)} 20%,60%{transform:translateX(-8px)} 40%,80%{transform:translateX(8px)} }

/* ══ DASHBOARD LAYOUT ══ */
.dashboard {
  display: flex;
  height: 100vh;
  overflow: hidden;
}

/* ── Sidebar ── */
.sidebar {
  width: var(--sidebar-w);
  background: var(--bg2);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
  overflow-y: auto;
  overflow-x: hidden;
  transition: width .3s var(--ease);
  z-index: 50;
}
.sidebar.collapsed { width: 64px; }
.sidebar.collapsed .sidebar-title-wrap,
.sidebar.collapsed .nav-group-label,
.sidebar.collapsed .tab-btn span,
.sidebar.collapsed .sidebar-user > div { display: none; }
.sidebar.collapsed .tab-btn { justify-content: center; padding: 14px; }
.sidebar.collapsed .sidebar-head { padding: 18px 12px; justify-content: center; }

.sidebar-head {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 20px 18px;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}
.sidebar-logo {
  width: 38px; height: 38px;
  border-radius: 10px;
  background: var(--grad);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-head);
  font-size: 1rem;
  font-weight: 800;
  color: #fff;
  flex-shrink: 0;
}
.sidebar-title { font-family: var(--font-head); font-size: 0.95rem; font-weight: 700; color: var(--text-bright); display: block; }
.sidebar-sub { font-size: 0.72rem; color: var(--text-dim); }

.sidebar-nav { flex: 1; padding: 16px 10px; overflow-y: auto; }
.nav-group-label {
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--text-dim);
  padding: 4px 12px 8px;
  font-weight: 600;
}
.tab-btn {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
  padding: 11px 14px;
  border-radius: 10px;
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--text-dim);
  transition: all .2s var(--ease);
  margin-bottom: 2px;
  white-space: nowrap;
}
.tab-btn:hover { background: var(--surface-h); color: var(--text); }
.tab-btn.active { background: rgba(124,58,237,0.12); color: var(--cyan); }
.tab-btn svg { flex-shrink: 0; }

.sidebar-footer {
  padding: 16px;
  border-top: 1px solid var(--border);
  flex-shrink: 0;
}
.sidebar-user { display: flex; align-items: center; gap: 10px; }
.sidebar-avatar {
  width: 36px; height: 36px;
  border-radius: 10px;
  background: rgba(124,58,237,0.2);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-head);
  font-size: 0.88rem;
  font-weight: 700;
  color: #c4b5fd;
  flex-shrink: 0;
}
.sidebar-uname { font-size: 0.88rem; font-weight: 600; color: var(--text-bright); }
.sidebar-urole { font-size: 0.72rem; color: var(--text-dim); }

/* ── Main area ── */
.main-area {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  background: var(--bg);
}

/* ── Topbar ── */
.topbar {
  height: var(--topbar-h);
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 0 24px;
  border-bottom: 1px solid var(--border);
  background: var(--bg2);
  flex-shrink: 0;
}
.topbar-toggle {
  color: var(--text-dim);
  padding: 6px;
  border-radius: 8px;
  transition: all .2s;
}
.topbar-toggle:hover { background: var(--surface-h); color: var(--text-bright); }
.topbar-breadcrumb { flex: 1; }
.topbar-section {
  font-family: var(--font-head);
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-bright);
}
.topbar-actions { display: flex; align-items: center; gap: 10px; }
.unsaved-badge {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 5px 12px;
  border-radius: 20px;
  background: rgba(245,158,11,0.12);
  border: 1px solid rgba(245,158,11,0.3);
  color: var(--amber);
  font-size: 0.78rem;
  font-weight: 600;
}
.topbar-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: 9px;
  font-size: 0.83rem;
  font-weight: 600;
  transition: all .25s var(--ease);
}
.btn-save {
  background: var(--grad);
  color: #fff;
  box-shadow: 0 2px 14px rgba(124,58,237,0.25);
}
.btn-save:hover { transform: translateY(-1px); box-shadow: 0 4px 20px rgba(124,58,237,0.35); }
.btn-reset {
  background: rgba(245,158,11,0.1);
  border: 1px solid rgba(245,158,11,0.25);
  color: var(--amber);
}
.btn-reset:hover { background: rgba(245,158,11,0.18); }
.btn-exit {
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text-dim);
}
.btn-exit:hover { background: var(--surface-h); color: var(--text-bright); }

/* ── Content area ── */
.content-area {
  flex: 1;
  overflow-y: auto;
  padding: 32px 32px 80px;
}

/* ── Tab panes ── */
.tab-pane { display: none; animation: paneIn .3s var(--ease); }
.tab-pane.active { display: block; }
@keyframes paneIn { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: translateY(0); } }

.pane-header { margin-bottom: 28px; }
.pane-title { font-size: 1.5rem; color: var(--text-bright); margin-bottom: 4px; }
.pane-desc { font-size: 0.88rem; color: var(--text-dim); }

/* ── Fields grid ── */
.fields-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.field-group { display: flex; flex-direction: column; gap: 7px; }
.field-group.full { grid-column: 1 / -1; }
.field-label {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-dim);
  font-weight: 600;
}
.field-hint { font-size: 0.72rem; text-transform: none; letter-spacing: 0; color: var(--text-dim); opacity: 0.7; }
.field-input, .field-textarea, .field-select {
  width: 100%;
  padding: 11px 14px;
  border-radius: 10px;
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text-bright);
  font-size: 0.9rem;
  transition: border-color .2s, box-shadow .2s;
}
.field-input:focus, .field-textarea:focus, .field-select:focus {
  border-color: var(--violet);
  box-shadow: 0 0 0 3px rgba(124,58,237,0.12);
}
.field-textarea { resize: vertical; min-height: 80px; }
.field-select { appearance: none; cursor: pointer; }
.field-note { font-size: 0.78rem; color: var(--text-dim); }

/* ── Editor cards ── */
.editor-card {
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 20px;
  margin-bottom: 14px;
  transition: border-color .2s;
}
.editor-card:hover { border-color: var(--border-h); }
.editor-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
  gap: 12px;
}
.card-title-input {
  flex: 1;
  padding: 8px 12px;
  border-radius: 8px;
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text-bright);
  font-family: var(--font-head);
  font-size: 0.95rem;
  font-weight: 700;
  transition: border-color .2s;
}
.card-title-input:focus { border-color: var(--violet); }
.card-index { font-size: 0.82rem; font-weight: 600; color: var(--text-dim); }
.card-delete-btn {
  display: flex; align-items: center; justify-content: center;
  width: 30px; height: 30px;
  border-radius: 8px;
  background: rgba(239,68,68,0.08);
  border: 1px solid rgba(239,68,68,0.2);
  color: #f87171;
  flex-shrink: 0;
  transition: all .2s;
}
.card-delete-btn:hover { background: rgba(239,68,68,0.18); }

/* ── Chip editor ── */
.chip-editor { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 12px; }
.admin-chip {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 5px 12px;
  border-radius: 20px;
  font-size: 0.8rem;
  background: rgba(124,58,237,0.1);
  border: 1px solid rgba(124,58,237,0.25);
  color: #c4b5fd;
}
.chip-remove { color: #f87171; font-size: 1rem; line-height: 1; cursor: pointer; background: none; border: none; padding: 0; }
.chip-add-row { display: flex; gap: 8px; }
.chip-add-input {
  flex: 1;
  padding: 8px 12px;
  border-radius: 8px;
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text-bright);
  font-size: 0.88rem;
  transition: border-color .2s;
}
.chip-add-input:focus { border-color: var(--violet); }
.chip-add-btn {
  padding: 8px 16px;
  border-radius: 8px;
  background: rgba(124,58,237,0.15);
  border: 1px solid rgba(124,58,237,0.3);
  color: #c4b5fd;
  font-size: 0.85rem;
  font-weight: 600;
  transition: all .2s;
}
.chip-add-btn:hover { background: rgba(124,58,237,0.25); }

/* ── Add card button ── */
.add-card-btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 10px 20px;
  border-radius: 10px;
  background: rgba(124,58,237,0.1);
  border: 1px dashed rgba(124,58,237,0.4);
  color: #c4b5fd;
  font-size: 0.88rem;
  font-weight: 600;
  margin-bottom: 20px;
  transition: all .25s var(--ease);
}
.add-card-btn:hover { background: rgba(124,58,237,0.2); border-style: solid; transform: translateY(-1px); }
.add-card-btn.mini { padding: 7px 14px; font-size: 0.82rem; margin-bottom: 14px; }

/* ── List rows (research) ── */
.two-col-editor { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; }
.editor-section-title {
  font-family: var(--font-head);
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-bright);
  margin-bottom: 14px;
  padding-left: 12px;
  border-left: 3px solid var(--violet);
}
.list-row {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 10px;
}
.row-delete-btn {
  flex-shrink: 0;
  width: 30px; height: 30px;
  border-radius: 8px;
  background: rgba(239,68,68,0.08);
  border: 1px solid rgba(239,68,68,0.2);
  color: #f87171;
  font-size: 1.2rem;
  display: flex; align-items: center; justify-content: center;
  transition: all .2s;
  margin-top: 6px;
}
.row-delete-btn:hover { background: rgba(239,68,68,0.18); }

/* ── Appearance ── */
.color-picker-wrap { display: flex; gap: 10px; align-items: center; }
.color-input {
  width: 48px; height: 42px;
  border-radius: 10px;
  border: 1px solid var(--border);
  padding: 2px;
  background: var(--surface);
  cursor: pointer;
  flex-shrink: 0;
}
.color-input::-webkit-color-swatch-wrapper { padding: 0; }
.color-input::-webkit-color-swatch { border-radius: 8px; border: none; }
.color-text { flex: 1; font-family: monospace; }
.color-presets { display: flex; align-items: center; gap: 8px; margin-top: 10px; flex-wrap: wrap; }
.preset-label { font-size: 0.78rem; color: var(--text-dim); }
.color-preset {
  width: 24px; height: 24px;
  border-radius: 50%;
  border: 2px solid rgba(255,255,255,0.15);
  cursor: pointer;
  transition: transform .2s, border-color .2s;
  padding: 0;
}
.color-preset:hover { transform: scale(1.2); border-color: rgba(255,255,255,0.5); }
.appearance-preview-box {
  margin-top: 28px;
  padding: 24px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  max-width: 400px;
}
.ap-label { font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.12em; color: var(--text-dim); margin-bottom: 16px; }
.ap-demo { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; }
.ap-grad {
  font-family: var(--font-head);
  font-size: 1.8rem;
  font-weight: 800;
}
.ap-btn {
  padding: 8px 18px;
  border-radius: 50px;
  color: #fff;
  font-size: 0.85rem;
  font-weight: 600;
}
.ap-chip {
  padding: 5px 13px;
  border-radius: 20px;
  font-size: 0.82rem;
  font-weight: 500;
  border: 1px solid;
}

/* ── Security ── */
.change-pw-btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 11px 22px;
  border-radius: 10px;
  background: var(--grad);
  color: #fff;
  font-weight: 600;
  font-size: 0.9rem;
  transition: all .3s var(--ease);
}
.change-pw-btn:hover { transform: translateY(-1px); box-shadow: 0 4px 16px rgba(124,58,237,0.3); }
.security-note {
  display: flex; align-items: flex-start; gap: 8px;
  padding: 14px 16px;
  background: rgba(245,158,11,0.08);
  border: 1px solid rgba(245,158,11,0.2);
  border-radius: 10px;
  font-size: 0.83rem;
  color: var(--amber);
  line-height: 1.6;
}
.security-note svg { flex-shrink: 0; margin-top: 2px; }
.security-note code { background: rgba(255,255,255,0.1); padding: 1px 6px; border-radius: 5px; font-size: 0.85em; }

/* ── Preview ── */
.preview-toolbar {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}
.preview-size-btn {
  padding: 7px 16px;
  border-radius: 8px;
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text-dim);
  font-size: 0.83rem;
  font-weight: 500;
  transition: all .2s;
}
.preview-size-btn:hover { color: var(--text-bright); border-color: var(--border-h); }
.preview-size-btn.active {
  background: rgba(124,58,237,0.12);
  border-color: rgba(124,58,237,0.35);
  color: var(--cyan);
}
.preview-open-btn {
  margin-left: auto;
  padding: 7px 16px;
  border-radius: 8px;
  background: rgba(6,182,212,0.1);
  border: 1px solid rgba(6,182,212,0.3);
  color: var(--cyan);
  font-size: 0.83rem;
  font-weight: 600;
  transition: all .2s;
}
.preview-open-btn:hover { background: rgba(6,182,212,0.2); }
.preview-frame-wrap {
  border-radius: 14px;
  overflow: hidden;
  border: 1px solid var(--border);
  height: calc(100vh - 260px);
  min-height: 400px;
}
.preview-frame {
  width: 100%;
  height: 100%;
  border: none;
  background: #080810;
  transition: width .3s var(--ease);
}

/* ── Toast ── */
.admin-toast {
  position: fixed;
  top: 20px; right: 20px;
  padding: 13px 20px;
  border-radius: 11px;
  font-size: 0.88rem;
  font-weight: 600;
  z-index: 9999;
  transform: translateX(140%);
  transition: transform .4s var(--ease-spring);
  backdrop-filter: blur(12px);
  max-width: 320px;
}
.admin-toast.show { transform: translateX(0); }
.admin-toast.success { background: rgba(16,185,129,0.15); border: 1px solid rgba(16,185,129,0.3); color: #34d399; }
.admin-toast.error { background: rgba(239,68,68,0.15); border: 1px solid rgba(239,68,68,0.3); color: #f87171; }
.admin-toast.warning { background: rgba(245,158,11,0.15); border: 1px solid rgba(245,158,11,0.3); color: var(--amber); }

/* ── Modal ── */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.7);
  backdrop-filter: blur(6px);
  z-index: 1000;
  align-items: center;
  justify-content: center;
}
.modal-box {
  background: #0f0f1e;
  border: 1px solid var(--border-h);
  border-radius: 18px;
  padding: 36px;
  width: min(420px, 90vw);
  animation: cardIn .3s var(--ease-spring);
}
.modal-title { font-size: 1.2rem; color: var(--text-bright); margin-bottom: 10px; }
.modal-desc { color: var(--text-dim); font-size: 0.9rem; margin-bottom: 24px; line-height: 1.6; }
.modal-actions { display: flex; gap: 12px; justify-content: flex-end; }
.modal-cancel {
  padding: 9px 20px;
  border-radius: 9px;
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text-dim);
  font-size: 0.88rem;
  font-weight: 600;
  transition: all .2s;
}
.modal-cancel:hover { color: var(--text-bright); border-color: var(--border-h); }
.modal-confirm {
  padding: 9px 20px;
  border-radius: 9px;
  background: var(--grad);
  color: #fff;
  font-size: 0.88rem;
  font-weight: 600;
  transition: all .2s;
}
.modal-confirm.danger { background: linear-gradient(135deg, #ef4444, #dc2626); }
.modal-confirm:hover { transform: translateY(-1px); box-shadow: 0 4px 14px rgba(124,58,237,0.3); }

/* ── Responsive ── */
@media (max-width: 900px) {
  .sidebar { position: fixed; left: -var(--sidebar-w); z-index: 100; height: 100%; }
  .sidebar.open { left: 0; }
  .two-col-editor { grid-template-columns: 1fr; gap: 28px; }
  .fields-grid { grid-template-columns: 1fr; }
  .field-group.full { grid-column: 1; }
}
@media (max-width: 600px) {
  .content-area { padding: 20px 16px 60px; }
  .topbar { padding: 0 14px; }
  .topbar-actions { gap: 6px; }
  .topbar-btn { padding: 7px 12px; font-size: 0.78rem; }
  .topbar-section { font-size: 0.9rem; }
}