/* ============================================================
   SiteForge Editor — UI stylesheet
   ============================================================ */

:root {
  --blue:      #0071e3;
  --blue-dark: #005bb5;
  --green:     #34c759;
  --red:       #ff3b30;
  --yellow:    #ffd60a;
  --bg:        #f5f5f7;
  --surface:   #ffffff;
  --border:    #e2e2e5;
  --text:      #1d1d1f;
  --text-muted:#86868b;
  --radius:    10px;
  --sidebar-w: 320px;
}

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

html, body { height: 100%; overflow: hidden; }

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  font-size: 14px;
  line-height: 1.5;
  color: var(--text);
  background: var(--bg);
}

/* ── Screens ──────────────────────────────────────────────────── */
.screen { display: none; height: 100%; overflow: hidden; }
.screen--active { display: flex; flex-direction: column; }

/* ── Auth ──────────────────────────────────────────────────────── */
#auth-screen {
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #667eea 0%, #0071e3 100%);
  min-height: 100dvh;
}

.auth-card {
  background: #fff;
  border-radius: 20px;
  padding: 40px;
  width: 100%;
  max-width: 400px;
  box-shadow: 0 24px 64px rgba(0,0,0,0.18);
}

.auth-logo { display: flex; align-items: center; gap: 10px; margin-bottom: 28px; }
.auth-logo span { font-size: 22px; font-weight: 700; }
.auth-card h1 { font-size: 26px; font-weight: 700; margin-bottom: 6px; }
.auth-card > p { color: var(--text-muted); margin-bottom: 24px; }
.auth-hint { text-align: center; font-size: 12px; color: var(--text-muted); margin-top: 12px; }
.auth-phone-display { font-weight: 600; margin-bottom: 16px; text-align: center; }

/* ── App header ───────────────────────────────────────────────── */
.app-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 20px;
  height: 52px;
  background: rgba(255,255,255,0.85);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
  position: sticky;
  top: 0;
  z-index: 10;
}

.app-header__logo { display: flex; align-items: center; gap: 8px; font-weight: 700; font-size: 16px; }
.app-header__actions { display: flex; gap: 8px; }

/* ── Dashboard ────────────────────────────────────────────────── */
#dashboard-screen { display: none; flex-direction: column; height: 100%; background: var(--bg); }
#dashboard-screen.screen--active { display: flex; }

.dashboard { flex: 1; overflow-y: auto; padding: 24px 20px; }

.dashboard__empty { display: flex; flex-direction: column; align-items: center; gap: 12px; padding: 80px 24px; text-align: center; }
.dashboard__empty h2 { font-size: 22px; font-weight: 600; }
.dashboard__empty p { color: var(--text-muted); }

.sites-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 16px; }

.site-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  cursor: pointer;
  transition: box-shadow 0.15s, transform 0.15s;
}
.site-card:hover { box-shadow: 0 8px 24px rgba(0,0,0,0.08); transform: translateY(-2px); }
.site-card__thumb { height: 140px; background: linear-gradient(135deg, #f0f0f3 0%, #e2e2e5 100%); position: relative; }
.site-card__thumb img { width: 100%; height: 100%; object-fit: cover; }
.site-card__status {
  position: absolute; top: 8px; right: 8px;
  font-size: 11px; font-weight: 600; padding: 3px 8px; border-radius: 20px;
  background: rgba(0,0,0,0.6); color: #fff;
}
.site-card__status--active  { background: var(--green); }
.site-card__status--draft   { background: var(--text-muted); }
.site-card__body { padding: 14px 16px; }
.site-card__name { font-weight: 600; font-size: 15px; margin-bottom: 4px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.site-card__url  { font-size: 12px; color: var(--text-muted); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.site-card__actions { display: flex; gap: 8px; padding: 0 16px 14px; }

/* ── Templates ────────────────────────────────────────────────── */
#template-screen {
  display: none; flex-direction: column; height: 100%; background: var(--bg);
}
#template-screen.screen--active { display: flex; }

.modal-header { display: flex; align-items: center; gap: 12px; padding: 16px 20px; background: var(--surface); border-bottom: 1px solid var(--border); }
.modal-header h2 { font-size: 18px; font-weight: 700; }

.template-filters { display: flex; gap: 8px; padding: 16px 20px; overflow-x: auto; background: var(--surface); border-bottom: 1px solid var(--border); }
.template-filters::-webkit-scrollbar { display: none; }

.chip {
  display: inline-block; padding: 6px 14px; border-radius: 20px; font-size: 13px; font-weight: 500;
  border: 1px solid var(--border); background: transparent; color: var(--text); cursor: pointer; white-space: nowrap;
  transition: all 0.1s;
}
.chip--active { background: var(--blue); color: #fff; border-color: var(--blue); }

.template-grid {
  flex: 1; display: grid; grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 16px; padding: 20px; overflow-y: auto;
}

.template-card {
  border: 2px solid var(--border); border-radius: var(--radius); overflow: hidden; cursor: pointer;
  transition: border-color 0.15s, box-shadow 0.15s; background: var(--surface);
}
.template-card:hover { border-color: var(--blue); box-shadow: 0 4px 12px rgba(0,113,227,0.15); }
.template-card__thumb { height: 100px; background: linear-gradient(135deg, #e2e2e5, #f5f5f7); }
.template-card__thumb img { width: 100%; height: 100%; object-fit: cover; }
.template-card__body { padding: 10px 12px; }
.template-card__name { font-weight: 600; font-size: 13px; margin-bottom: 3px; }
.template-card__cat  { font-size: 11px; color: var(--text-muted); text-transform: capitalize; }

/* ── Editor ───────────────────────────────────────────────────── */
#editor-screen { display: none; height: 100%; }
#editor-screen.screen--active { display: block; }

.editor-layout { display: grid; grid-template-columns: var(--sidebar-w) 1fr; height: 100%; }

.editor-sidebar {
  display: flex; flex-direction: column; background: var(--surface); border-right: 1px solid var(--border);
  height: 100%; overflow: hidden;
}

.editor-sidebar__header {
  display: flex; align-items: center; gap: 10px; padding: 14px 16px;
  border-bottom: 1px solid var(--border); flex-shrink: 0;
}
.editor-sidebar__title { font-weight: 700; font-size: 15px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

.editor-tabs { display: flex; border-bottom: 1px solid var(--border); flex-shrink: 0; }
.editor-tab {
  flex: 1; padding: 10px 4px; font-size: 13px; font-weight: 500; border: none; background: none;
  cursor: pointer; color: var(--text-muted); border-bottom: 2px solid transparent; transition: all 0.15s;
}
.editor-tab--active { color: var(--blue); border-bottom-color: var(--blue); }

.editor-panel { display: none; flex: 1; overflow-y: auto; padding: 16px; }
.editor-panel--active { display: block; }

.editor-sidebar__footer { padding: 12px 16px; border-top: 1px solid var(--border); flex-shrink: 0; }
.save-status { font-size: 12px; color: var(--text-muted); margin-top: 8px; min-height: 18px; text-align: center; }

/* Content fields */
.content-fields { display: flex; flex-direction: column; gap: 16px; }
.field-group { display: flex; flex-direction: column; gap: 6px; }
.field-group label { font-size: 12px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.05em; color: var(--text-muted); }
.form-input {
  width: 100%; padding: 10px 12px; border: 1px solid var(--border); border-radius: 8px;
  font-family: inherit; font-size: 14px; color: var(--text); background: var(--bg); transition: border-color 0.15s;
}
.form-input:focus { outline: none; border-color: var(--blue); background: #fff; }
textarea.form-input { resize: vertical; min-height: 80px; }
.form-input--color { height: 40px; padding: 4px 8px; cursor: pointer; }
.form-select { width: 100%; padding: 10px 12px; border: 1px solid var(--border); border-radius: 8px; font-family: inherit; font-size: 14px; background: var(--bg); cursor: pointer; }

/* Design panel */
.design-panel h3 { font-size: 13px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.05em; color: var(--text-muted); margin-bottom: 10px; }
.design-panel { display: flex; flex-direction: column; gap: 20px; }
.color-presets { display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; }
.color-preset { height: 40px; border-radius: 8px; cursor: pointer; border: 2px solid transparent; transition: border-color 0.15s; }
.color-preset--active { border-color: var(--text); }

/* App panel */
.app-panel__status { padding: 16px; background: var(--bg); border-radius: 8px; text-align: center; }
.app-panel__status h3 { font-size: 15px; font-weight: 600; margin-bottom: 6px; }
.app-panel__status p { font-size: 13px; color: var(--text-muted); margin-bottom: 12px; }
.app-panel__config { display: flex; flex-direction: column; gap: 12px; margin-top: 12px; }
.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-group label { font-size: 12px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.05em; color: var(--text-muted); }

/* Publish panel */
.publish-panel { display: flex; flex-direction: column; gap: 16px; }
.publish-status-display { padding: 12px; border-radius: 8px; background: var(--bg); font-size: 13px; }
.publish-domain { border-top: 1px solid var(--border); padding-top: 16px; }
.publish-domain h3 { font-size: 14px; font-weight: 600; margin-bottom: 4px; }
.publish-domain__note { font-size: 12px; color: var(--text-muted); margin-bottom: 10px; }

/* Preview */
.editor-preview { display: flex; flex-direction: column; background: #1a1a1a; overflow: hidden; }

.preview-toolbar {
  display: flex; align-items: center; justify-content: space-between;
  padding: 8px 12px; background: #2a2a2a; border-bottom: 1px solid #333; flex-shrink: 0;
}

.preview-pages { display: flex; gap: 6px; overflow-x: auto; }
.preview-page-btn {
  padding: 5px 12px; border-radius: 6px; font-size: 12px; font-weight: 500;
  border: 1px solid #444; background: transparent; color: #aaa; cursor: pointer;
  white-space: nowrap; transition: all 0.1s;
}
.preview-page-btn--active { background: var(--blue); color: #fff; border-color: var(--blue); }

.preview-viewport-toggle { display: flex; gap: 4px; }
.viewport-btn {
  padding: 6px; border-radius: 6px; border: 1px solid #444; background: transparent;
  color: #aaa; cursor: pointer; display: flex; align-items: center; transition: all 0.1s;
}
.viewport-btn--active { background: #444; color: #fff; }

.preview-frame-wrap {
  flex: 1; display: flex; justify-content: center; align-items: flex-start; overflow: auto;
  padding: 16px; transition: all 0.2s;
}
.preview-frame-wrap--mobile  { align-items: center; }
.preview-frame-wrap--desktop { padding: 0; }

#preview-frame {
  border: none; background: #fff; border-radius: 8px;
  box-shadow: 0 8px 32px rgba(0,0,0,0.4);
  width: 390px; height: 844px;
  transition: width 0.2s, height 0.2s, border-radius 0.2s;
}
#preview-frame.desktop { width: 100%; height: 100%; border-radius: 0; box-shadow: none; }

/* ── Shared components ────────────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  padding: 10px 20px; border-radius: 8px; font-family: inherit; font-size: 14px;
  font-weight: 600; border: none; cursor: pointer; transition: all 0.15s; text-decoration: none;
  white-space: nowrap;
}
.btn:disabled { opacity: 0.5; cursor: not-allowed; }
.btn--primary { background: var(--blue); color: #fff; }
.btn--primary:hover:not(:disabled) { background: var(--blue-dark); }
.btn--outline { background: transparent; color: var(--blue); border: 1px solid var(--blue); }
.btn--outline:hover:not(:disabled) { background: var(--blue); color: #fff; }
.btn--ghost { background: transparent; color: var(--text); border: 1px solid var(--border); }
.btn--ghost:hover:not(:disabled) { background: var(--bg); }
.btn--text { background: none; border: none; color: var(--blue); padding: 4px 0; font-size: 13px; }
.btn--sm { padding: 7px 14px; font-size: 13px; }
.btn--full { width: 100%; }
.btn--icon { padding: 8px; }

.form-group { display: flex; flex-direction: column; gap: 6px; margin-bottom: 12px; }
.form-group label { font-size: 13px; font-weight: 600; }

.alert { padding: 12px 14px; border-radius: 8px; font-size: 13px; margin-top: 12px; }
.alert--error   { background: #fff2f2; color: var(--red); border: 1px solid #ffd0cf; }
.alert--success { background: #f2fff5; color: var(--green); border: 1px solid #c8f0d1; }

.hidden { display: none !important; }

/* ── Loading overlay ──────────────────────────────────────────── */
.loading-overlay {
  position: fixed; inset: 0; background: rgba(0,0,0,0.5);
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  z-index: 9999; gap: 16px;
}
.loading-overlay p { color: #fff; font-size: 15px; }

.loading-spinner {
  width: 36px; height: 36px; border: 3px solid rgba(255,255,255,0.3);
  border-top-color: #fff; border-radius: 50%; animation: spin 0.7s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ── Toast ────────────────────────────────────────────────────── */
.toast {
  position: fixed; bottom: 24px; left: 50%; transform: translateX(-50%);
  background: #1d1d1f; color: #fff; padding: 12px 20px; border-radius: 10px;
  font-size: 14px; font-weight: 500; box-shadow: 0 4px 16px rgba(0,0,0,0.3);
  z-index: 10000; transition: opacity 0.3s; max-width: 90vw; text-align: center;
}
.toast--success { background: var(--green); }
.toast--error   { background: var(--red); }

/* ── Offline badge ────────────────────────────────────────────── */
.offline-badge {
  position: fixed; top: 0; left: 0; right: 0; background: var(--yellow); color: #333;
  text-align: center; padding: 6px; font-size: 13px; font-weight: 600; z-index: 200;
}

/* ── Responsive ───────────────────────────────────────────────── */
@media (max-width: 768px) {
  .editor-layout { grid-template-columns: 1fr; }
  .editor-preview { display: none; }
  .sites-grid { grid-template-columns: 1fr; }
  .template-grid { grid-template-columns: repeat(2, 1fr); }
  --sidebar-w: 100%;
}