/* ══════════════════════════════════════════════════════
   DAYLOG — EDITORIAL DARK THEME
   Cormorant Garamond × Syne × JetBrains Mono
══════════════════════════════════════════════════════ */

:root {
  /* Core palette */
  --bg:          #0d0d0f;
  --surface:     #131316;
  --surface2:    #1a1a1f;
  --border:      rgba(255,255,255,.07);
  --border2:     rgba(255,255,255,.12);

  /* Text */
  --text:        #e8e6e1;
  --text2:       #9a9892;
  --text3:       #5a5856;

  /* Accent — aged amber */
  --accent:      #c8963c;
  --accent-dim:  rgba(200,150,60,.15);
  --accent-glow: rgba(200,150,60,.3);

  /* Status */
  --green:       #4caf7d;
  --red:         #e05252;

  /* Sizing */
  --sidebar:     260px;
  --radius:      6px;
  --radius-lg:   10px;

  /* Typography */
  --font-display: 'Cormorant Garamond', Georgia, serif;
  --font-ui:      'Syne', sans-serif;
  --font-mono:    'JetBrains Mono', monospace;
}

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

html { font-size: 16px; -webkit-font-smoothing: antialiased; }

body {
  font-family: var(--font-ui);
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  overflow-x: hidden;
}

/* ── UTILITIES ──────────────────────────────────────────────────── */
.hidden { display: none !important; }

.icon-btn {
  background: none; border: none;
  color: var(--text3); cursor: pointer;
  width: 32px; height: 32px;
  border-radius: var(--radius);
  display: flex; align-items: center; justify-content: center;
  transition: color .15s, background .15s;
  flex-shrink: 0;
}
.icon-btn svg { width: 16px; height: 16px; }
.icon-btn:hover { color: var(--text); background: var(--surface2); }

.btn-solid {
  background: var(--accent);
  color: #0d0d0f;
  border: none;
  border-radius: var(--radius);
  padding: 9px 20px;
  font-family: var(--font-ui);
  font-size: .8rem;
  font-weight: 600;
  letter-spacing: .03em;
  cursor: pointer;
  transition: opacity .15s, transform .1s;
  white-space: nowrap;
}
.btn-solid:hover { opacity: .88; }
.btn-solid:active { transform: scale(.97); }
.btn-solid:disabled { opacity: .4; cursor: not-allowed; }

.btn-outline {
  background: none;
  border: 1px solid var(--border2);
  color: var(--text2);
  border-radius: var(--radius);
  padding: 8px 18px;
  font-family: var(--font-ui);
  font-size: .8rem;
  font-weight: 500;
  cursor: pointer;
  transition: border-color .15s, color .15s;
  white-space: nowrap;
}
.btn-outline:hover { border-color: var(--accent); color: var(--accent); }

.btn-outline-sm {
  background: none;
  border: 1px solid var(--border2);
  color: var(--text2);
  border-radius: var(--radius);
  padding: 6px 14px;
  font-family: var(--font-ui);
  font-size: .75rem;
  cursor: pointer;
  text-decoration: none;
  display: inline-block;
  transition: border-color .15s, color .15s;
}
.btn-outline-sm:hover { border-color: var(--accent); color: var(--accent); }

/* ── AUTH SCREEN ───────────────────────────────────────────────── */
.auth-screen {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1fr 1fr;
}

.auth-left {
  background: var(--surface);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 80px 72px;
}

.auth-brand {
  font-family: var(--font-display);
  font-size: 3.5rem;
  font-weight: 300;
  letter-spacing: -.02em;
  color: var(--text);
  margin-bottom: 28px;
}

.auth-tagline {
  font-size: 1.1rem;
  line-height: 1.7;
  color: var(--text2);
  max-width: 380px;
  margin-bottom: 64px;
}

.auth-stats {
  display: flex;
  gap: 48px;
}

.auth-stat {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.stat-num {
  font-family: var(--font-mono);
  font-size: 2rem;
  font-weight: 300;
  color: var(--accent);
}

.stat-label {
  font-size: .75rem;
  text-transform: uppercase;
  letter-spacing: .1em;
  color: var(--text3);
}

.auth-right {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 80px 72px;
}

.auth-tabs {
  display: flex;
  gap: 0;
  margin-bottom: 36px;
  border-bottom: 1px solid var(--border);
}

.auth-tab {
  background: none; border: none;
  padding: 12px 0;
  margin-right: 32px;
  font-family: var(--font-ui);
  font-size: .85rem;
  font-weight: 500;
  color: var(--text3);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  transition: color .15s, border-color .15s;
}
.auth-tab.active { color: var(--text); border-color: var(--accent); }

.auth-form { display: none; flex-direction: column; gap: 20px; max-width: 400px; }
.auth-form.active { display: flex; animation: fadeUp .3s ease; }

.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

.field-group { display: flex; flex-direction: column; gap: 8px; }
.field-label {
  font-size: .72rem;
  text-transform: uppercase;
  letter-spacing: .1em;
  color: var(--text3);
}
.field-input {
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 11px 14px;
  font-family: var(--font-ui);
  font-size: .9rem;
  color: var(--text);
  outline: none;
  transition: border-color .15s;
  width: 100%;
}
.field-input:focus { border-color: var(--accent); }
.field-input::placeholder { color: var(--text3); }

.btn-auth {
  background: var(--accent);
  color: #0d0d0f;
  border: none;
  border-radius: var(--radius);
  padding: 13px;
  font-family: var(--font-ui);
  font-size: .85rem;
  font-weight: 700;
  letter-spacing: .04em;
  cursor: pointer;
  transition: opacity .15s;
  margin-top: 4px;
}
.btn-auth:hover { opacity: .88; }

.auth-error {
  font-size: .8rem;
  color: var(--red);
  min-height: 18px;
}

/* ── APP SCREEN ────────────────────────────────────────────────── */
.app-screen {
  display: flex;
  height: 100vh;
  overflow: hidden;
}

/* ── SIDEBAR ───────────────────────────────────────────────────── */
.sidebar {
  width: var(--sidebar);
  flex-shrink: 0;
  background: var(--surface);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  overflow-y: auto;
  transition: transform .28s cubic-bezier(.4,0,.2,1);
  z-index: 50;
}

.sidebar.collapsed {
  position: fixed;
  top: 0; left: 0;
  height: 100vh;
  transform: translateX(-100%);
}

.sidebar-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 20px 16px;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}

.brand {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 300;
  letter-spacing: -.01em;
  color: var(--text);
}

.user-card {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
}

.user-avatar {
  width: 36px; height: 36px;
  border-radius: 50%;
  background: var(--accent-dim);
  border: 1px solid var(--accent-glow);
  color: var(--accent);
  font-family: var(--font-ui);
  font-size: .85rem;
  font-weight: 600;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}

.user-name {
  font-size: .88rem;
  font-weight: 600;
  color: var(--text);
  line-height: 1.2;
}

.user-handle {
  font-family: var(--font-mono);
  font-size: .7rem;
  color: var(--text3);
}

/* Streak */
.streak-block {
  padding: 20px;
  border-bottom: 1px solid var(--border);
}

.streak-primary {
  display: flex;
  align-items: baseline;
  gap: 8px;
  margin-bottom: 4px;
}

.streak-num {
  font-family: var(--font-mono);
  font-size: 2.2rem;
  font-weight: 300;
  color: var(--accent);
  line-height: 1;
}

.streak-unit {
  font-size: .72rem;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--text3);
}

.streak-secondary {
  font-family: var(--font-mono);
  font-size: .7rem;
  color: var(--text3);
}

.streak-secondary span { color: var(--text2); }

/* Calendar */
.cal-nav-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 16px 8px;
}

.cal-month-label {
  font-family: var(--font-mono);
  font-size: .72rem;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--text2);
}

.calendar {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 1px;
  padding: 0 12px 16px;
}

.cal-dow {
  font-family: var(--font-mono);
  font-size: .58rem;
  text-transform: uppercase;
  letter-spacing: .05em;
  color: var(--text3);
  text-align: center;
  padding: 4px 0;
}

.cal-cell {
  aspect-ratio: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: .68rem;
  border-radius: 3px;
  cursor: pointer;
  color: var(--text3);
  transition: background .1s, color .1s;
}
.cal-cell:hover { background: var(--surface2); color: var(--text); }
.cal-cell.has-entry { color: var(--text); background: rgba(200,150,60,.12); }
.cal-cell.today { color: var(--accent); font-weight: 600; }
.cal-cell.selected { background: var(--accent) !important; color: #0d0d0f !important; font-weight: 600; }
.cal-cell.empty { cursor: default; }
.cal-cell.empty:hover { background: none; }

/* Sidebar nav */
.sidebar-nav {
  padding: 16px 12px;
  flex: 1;
  border-top: 1px solid var(--border);
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
  background: none;
  border: none;
  border-radius: var(--radius);
  padding: 10px 12px;
  font-family: var(--font-ui);
  font-size: .82rem;
  font-weight: 500;
  color: var(--text3);
  cursor: pointer;
  text-align: left;
  transition: background .1s, color .1s;
  position: relative;
}
.nav-item svg { width: 16px; height: 16px; flex-shrink: 0; }
.nav-item:hover { background: var(--surface2); color: var(--text); }
.nav-item.active { background: var(--accent-dim); color: var(--accent); }

.nav-badge {
  background: var(--accent);
  color: #0d0d0f;
  font-size: .62rem;
  font-weight: 700;
  padding: 1px 6px;
  border-radius: 10px;
  margin-left: auto;
}

.sidebar-footer {
  padding: 16px;
  border-top: 1px solid var(--border);
  flex-shrink: 0;
}

.sidebar-action {
  width: 100%;
  background: none;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 9px;
  font-family: var(--font-ui);
  font-size: .78rem;
  color: var(--text3);
  cursor: pointer;
  transition: border-color .15s, color .15s;
}
.sidebar-action:hover { border-color: var(--red); color: var(--red); }

/* ── CONTENT AREA ──────────────────────────────────────────────── */
.content-area {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.topbar {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 28px;
  border-bottom: 1px solid var(--border);
  background: var(--bg);
  flex-shrink: 0;
}

.menu-btn { display: none; }

.topbar-context {
  font-family: var(--font-mono);
  font-size: .72rem;
  color: var(--text3);
  letter-spacing: .05em;
  flex: 1;
}

.topbar-actions { display: flex; gap: 8px; align-items: center; }

/* ── VIEWS ─────────────────────────────────────────────────────── */
.view { display: none; flex: 1; overflow-y: auto; }
.view.active { display: flex; flex-direction: column; }

/* JOURNAL / EDITOR */
.editor-wrap {
  max-width: 720px;
  width: 100%;
  margin: 0 auto;
  padding: 48px 40px 80px;
  flex: 1;
}

.editor-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 32px;
}

.editor-date {
  font-family: var(--font-mono);
  font-size: .72rem;
  text-transform: uppercase;
  letter-spacing: .12em;
  color: var(--text3);
}

/* Visibility toggle */
.visibility-toggle {
  display: flex;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2px;
  gap: 1px;
}

.vis-opt {
  background: none; border: none;
  padding: 5px 12px;
  font-family: var(--font-ui);
  font-size: .72rem;
  font-weight: 500;
  letter-spacing: .03em;
  color: var(--text3);
  border-radius: 4px;
  cursor: pointer;
  transition: background .1s, color .1s;
}
.vis-opt.active { background: var(--surface2); color: var(--text); }

.title-input {
  width: 100%;
  font-family: var(--font-display);
  font-size: 2.8rem;
  font-weight: 300;
  line-height: 1.15;
  color: var(--text);
  background: none;
  border: none;
  outline: none;
  margin-bottom: 28px;
  caret-color: var(--accent);
}
.title-input::placeholder { color: var(--text3); }

.body-input {
  width: 100%;
  min-height: 400px;
  font-family: var(--font-display);
  font-size: 1.2rem;
  line-height: 1.9;
  color: var(--text2);
  background: none;
  border: none;
  outline: none;
  resize: none;
  caret-color: var(--accent);
}
.body-input::placeholder { color: var(--text3); }

.editor-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 32px;
  padding-top: 20px;
  border-top: 1px solid var(--border);
}

.word-count {
  font-family: var(--font-mono);
  font-size: .68rem;
  color: var(--text3);
  letter-spacing: .04em;
}

.editor-bar-right { display: flex; gap: 10px; }

/* ── FRIENDS VIEW ──────────────────────────────────────────────── */
.friends-wrap {
  max-width: 680px;
  width: 100%;
  margin: 0 auto;
  padding: 48px 40px 80px;
}

.friends-header { margin-bottom: 40px; }

.friends-title {
  font-family: var(--font-display);
  font-size: 2.2rem;
  font-weight: 300;
  margin-bottom: 24px;
}

.add-friend-row {
  display: flex;
  gap: 10px;
  margin-bottom: 12px;
}

.search-input { flex: 1; }

.search-results {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  margin-top: 4px;
}

.search-result-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
  cursor: default;
}
.search-result-item:last-child { border-bottom: none; }
.result-name { font-size: .88rem; font-weight: 500; }
.result-handle { font-family: var(--font-mono); font-size: .7rem; color: var(--text3); }

.friends-section { margin-bottom: 36px; }

.section-label {
  font-family: var(--font-mono);
  font-size: .68rem;
  text-transform: uppercase;
  letter-spacing: .12em;
  color: var(--text3);
  margin-bottom: 14px;
}

.friends-list { display: flex; flex-direction: column; gap: 1px; }

.friend-card {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 16px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 6px;
  transition: border-color .15s;
}
.friend-card:hover { border-color: var(--border2); }

.friend-avatar {
  width: 38px; height: 38px;
  border-radius: 50%;
  background: var(--surface2);
  border: 1px solid var(--border2);
  color: var(--text2);
  font-family: var(--font-ui);
  font-size: .85rem;
  font-weight: 600;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}

.friend-info { flex: 1; min-width: 0; }
.friend-name { font-size: .9rem; font-weight: 500; margin-bottom: 2px; }
.friend-handle { font-family: var(--font-mono); font-size: .7rem; color: var(--text3); }
.friend-streak { font-family: var(--font-mono); font-size: .7rem; color: var(--accent); margin-top: 2px; }

.friend-actions { display: flex; gap: 8px; }

.btn-sm {
  background: none;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 6px 14px;
  font-family: var(--font-ui);
  font-size: .72rem;
  color: var(--text3);
  cursor: pointer;
  transition: border-color .15s, color .15s;
  white-space: nowrap;
}
.btn-sm:hover { border-color: var(--text2); color: var(--text); }
.btn-sm.accept:hover { border-color: var(--green); color: var(--green); }
.btn-sm.decline:hover { border-color: var(--red); color: var(--red); }
.btn-sm.view-journal { }

.empty-state {
  padding: 32px;
  text-align: center;
  color: var(--text3);
  font-size: .85rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

/* ── FRIEND JOURNAL VIEW ────────────────────────────────────────── */
.friend-journal-wrap {
  max-width: 720px;
  width: 100%;
  margin: 0 auto;
  padding: 48px 40px 80px;
}

.fj-header {
  margin-bottom: 48px;
  padding-bottom: 32px;
  border-bottom: 1px solid var(--border);
}

.fj-name {
  font-family: var(--font-display);
  font-size: 2.2rem;
  font-weight: 300;
  margin-bottom: 4px;
}

.fj-meta {
  display: flex;
  gap: 24px;
  margin-top: 12px;
}

.fj-stat {
  font-family: var(--font-mono);
  font-size: .7rem;
  color: var(--text3);
}

.fj-stat span { color: var(--text2); }

.fj-entry {
  padding: 32px 0;
  border-bottom: 1px solid var(--border);
}

.fj-entry-date {
  font-family: var(--font-mono);
  font-size: .65rem;
  text-transform: uppercase;
  letter-spacing: .12em;
  color: var(--text3);
  margin-bottom: 10px;
}

.fj-entry-title {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 400;
  margin-bottom: 14px;
  line-height: 1.3;
}

.fj-entry-body {
  font-family: var(--font-display);
  font-size: 1.05rem;
  line-height: 1.85;
  color: var(--text2);
  white-space: pre-wrap;
}

.fj-entry-wc {
  font-family: var(--font-mono);
  font-size: .65rem;
  color: var(--text3);
  margin-top: 12px;
}

.fj-empty {
  padding: 48px 0;
  color: var(--text3);
  font-size: .85rem;
}

/* ── SHARED SCREEN ─────────────────────────────────────────────── */
.shared-screen {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.shared-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 48px;
  border-bottom: 1px solid var(--border);
  background: var(--surface);
}

.shared-content {
  max-width: 720px;
  margin: 0 auto;
  padding: 56px 48px 100px;
  width: 100%;
}

.shared-by {
  font-family: var(--font-mono);
  font-size: .7rem;
  text-transform: uppercase;
  letter-spacing: .1em;
  color: var(--text3);
  margin-bottom: 8px;
}

.shared-display-name {
  font-family: var(--font-display);
  font-size: 2.8rem;
  font-weight: 300;
  margin-bottom: 40px;
  padding-bottom: 32px;
  border-bottom: 1px solid var(--border);
  line-height: 1.1;
}

.shared-entry-title {
  font-family: var(--font-display);
  font-size: 2.2rem;
  font-weight: 300;
  line-height: 1.2;
  margin-bottom: 16px;
}

.shared-entry-date {
  font-family: var(--font-mono);
  font-size: .68rem;
  text-transform: uppercase;
  letter-spacing: .12em;
  color: var(--text3);
  margin-bottom: 32px;
}

.shared-entry-body {
  font-family: var(--font-display);
  font-size: 1.2rem;
  line-height: 1.9;
  color: var(--text2);
  white-space: pre-wrap;
}

.shared-journal-entry {
  padding: 36px 0;
  border-bottom: 1px solid var(--border);
}

/* ── MODAL ─────────────────────────────────────────────────────── */
.modal-overlay {
  position: fixed; inset: 0;
  background: rgba(0,0,0,.7);
  backdrop-filter: blur(6px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 200;
  animation: fadeIn .2s ease;
}

.modal {
  background: var(--surface);
  border: 1px solid var(--border2);
  border-radius: var(--radius-lg);
  padding: 32px;
  width: 100%;
  max-width: 480px;
  box-shadow: 0 24px 80px rgba(0,0,0,.5);
  animation: slideUp .22s ease;
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 10px;
}

.modal-title {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 400;
}

.modal-desc {
  font-size: .82rem;
  color: var(--text3);
  margin-bottom: 20px;
  line-height: 1.5;
}

.copy-row {
  display: flex;
  gap: 8px;
}

.mono-input {
  font-family: var(--font-mono) !important;
  font-size: .72rem !important;
}

/* ── TOAST ─────────────────────────────────────────────────────── */
.toast {
  position: fixed;
  bottom: 28px; right: 28px;
  background: var(--surface2);
  border: 1px solid var(--border2);
  color: var(--text);
  padding: 12px 18px;
  border-radius: var(--radius);
  font-size: .82rem;
  opacity: 0;
  transform: translateY(8px);
  pointer-events: none;
  transition: opacity .2s, transform .2s;
  z-index: 500;
}
.toast.show { opacity: 1; transform: none; }

/* ── ANIMATIONS ────────────────────────────────────────────────── */
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes fadeUp { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: none; } }
@keyframes slideUp { from { opacity: 0; transform: translateY(16px); } to { opacity: 1; transform: none; } }

/* ── RESPONSIVE ────────────────────────────────────────────────── */
@media (max-width: 900px) {
  .auth-screen { grid-template-columns: 1fr; }
  .auth-left { display: none; }
  .auth-right { padding: 48px 32px; }

  .sidebar { position: fixed; top: 0; left: 0; height: 100vh; }
  .menu-btn { display: flex; }
  .editor-wrap, .friends-wrap, .friend-journal-wrap { padding: 28px 20px 60px; }
  .title-input { font-size: 2rem; }
}

@media (max-width: 500px) {
  .editor-meta { flex-direction: column; align-items: flex-start; gap: 12px; }
  .editor-bar { flex-direction: column; gap: 12px; align-items: flex-start; }
  .modal { margin: 16px; }
  .shared-content, .shared-header { padding-left: 20px; padding-right: 20px; }
}