@import url('https://cdn.jsdelivr.net/gh/orioncactus/pretendard/dist/web/static/pretendard.css');
@import url('https://fonts.googleapis.com/css2?family=Space+Mono:wght@400;700&display=swap');

:root {
  --bg:       #f5f6fa;
  --surface:  #ffffff;
  --surface2: #eef0f6;
  --border:   rgba(0, 100, 200, 0.15);
  --border2:  rgba(0,0,0,0.07);
  --cyan:     #1a6fd4;
  --cyan-dim: rgba(26, 111, 212, 0.1);
  --amber:    #d97706;
  --green:    #059669;
  --red:      #e11d48;
  --text:     #1a202c;
  --muted:    #94a3b8;
  --muted2:   #64748b;
  --sidebar-w: 220px;
  --font-body: 'Pretendard', sans-serif;
  --font-mono: 'Space Mono', monospace;
}

html[data-theme="dark"] {
  --bg:          #060b14;
  --surface:     #0c1526;
  --surface2:    #111d30;
  --border:      rgba(0, 212, 255, 0.12);
  --border2:     rgba(255,255,255,0.06);
  --cyan:        #00d4ff;
  --cyan-dim:    rgba(0, 212, 255, 0.15);
  --amber:       #f59e0b;
  --green:       #10b981;
  --red:         #f43f5e;
  --text:        #e2e8f0;
  --muted:       #4a6080;
  --muted2:      #7a90a8;
  --sidebar-bg:  #050a12;
  --sidebar-nav: rgba(255,255,255,0.02);
  --nav-text:    #4a6080;
  --nav-text2:   #7a90a8;
}

:root {
  --sidebar-bg:  #1e2d4a;
  --sidebar-nav: rgba(255,255,255,0.05);
  --nav-text:    rgba(255,255,255,0.5);
  --nav-text2:   rgba(255,255,255,0.75);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 14px; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  min-height: 100vh;
  display: flex;
}

/* ─── SIDEBAR ─────────────────────────────── */
.sidebar {
  width: var(--sidebar-w);
  min-height: 100vh;
  background: var(--sidebar-bg);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0; left: 0; bottom: 0;
  z-index: 100;
}

.sidebar-logo {
  padding: 24px 20px 20px;
  border-bottom: 1px solid var(--border);
}
.sidebar-logo .logo-word {
  font-family: var(--font-mono);
  font-size: 18px;
  font-weight: 700;
  color: var(--cyan);
  letter-spacing: 3px;
}
.sidebar-logo .logo-sub {
  font-size: 10px;
  color: var(--muted);
  letter-spacing: 1.5px;
  margin-top: 3px;
  text-transform: uppercase;
}

.sidebar-user {
  padding: 16px 20px;
  border-bottom: 1px solid var(--border2);
}
.sidebar-user .u-name {
  font-size: 13px;
  font-weight: 600;
  color: var(--text);
}
.sidebar-user .u-role {
  font-size: 10px;
  color: var(--cyan);
  font-family: var(--font-mono);
  margin-top: 2px;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.sidebar-nav {
  flex: 1;
  overflow-y: auto;
  padding: 12px 0;
}
.nav-section {
  padding: 8px 20px 4px;
  font-size: 9px;
  letter-spacing: 2px;
  color: var(--nav-text);
  text-transform: uppercase;
  font-family: var(--font-mono);
}
.nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 20px;
  color: var(--nav-text2);
  text-decoration: none;
  font-size: 13px;
  transition: all 0.15s;
  border-left: 2px solid transparent;
}
.nav-item:hover {
  color: var(--text);
  background: var(--cyan-dim);
}
.nav-item.active {
  color: var(--cyan);
  border-left-color: var(--cyan);
  background: var(--cyan-dim);
}
.nav-item .icon {
  width: 16px;
  font-size: 15px;
  flex-shrink: 0;
}

.sidebar-footer {
  padding: 16px 20px;
  border-top: 1px solid var(--border2);
}
.sidebar-footer a {
  font-size: 12px;
  color: var(--muted);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 6px;
  transition: color 0.15s;
}
.sidebar-footer a:hover { color: var(--red); }

/* ─── MAIN ─────────────────────────────────── */
.main {
  margin-left: var(--sidebar-w);
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.topbar {
  height: 52px;
  background: var(--surface);
  border-bottom: 1px solid var(--border2);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 28px;
  position: sticky;
  top: 0;
  z-index: 50;
}
.topbar-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--muted2);
  letter-spacing: 0.5px;
}
.topbar-title span {
  color: var(--text);
}
.topbar-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.content {
  padding: 28px;
  flex: 1;
}

/* ─── CARDS ────────────────────────────────── */
.card {
  background: var(--surface);
  border: 1px solid var(--border2);
  border-radius: 8px;
  overflow: hidden;
}
.card-header {
  padding: 16px 20px;
  border-bottom: 1px solid var(--border2);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.card-title {
  font-size: 13px;
  font-weight: 700;
  color: var(--text);
  letter-spacing: 0.3px;
}
.card-body { padding: 20px; }

/* ─── STAT CARDS ───────────────────────────── */
.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}
.stat-card {
  background: var(--surface);
  border: 1px solid var(--border2);
  border-radius: 8px;
  padding: 20px;
  position: relative;
  overflow: hidden;
  transition: border-color 0.2s;
}
.stat-card:hover { border-color: var(--border); }
.stat-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: var(--cyan);
  opacity: 0.5;
}
.stat-card.amber::before { background: var(--amber); }
.stat-card.green::before { background: var(--green); }
.stat-card .stat-label {
  font-size: 10px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--muted);
  font-family: var(--font-mono);
}
.stat-card .stat-value {
  font-size: 28px;
  font-weight: 700;
  color: var(--text);
  margin-top: 8px;
  font-family: var(--font-mono);
  line-height: 1;
}
.stat-card .stat-icon {
  position: absolute;
  right: 16px;
  top: 16px;
  font-size: 22px;
  opacity: 0.2;
}

/* ─── GRID ──────────────────────────────────── */
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.grid-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 20px; }

/* ─── TABLE ────────────────────────────────── */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; }
th {
  text-align: left;
  padding: 10px 16px;
  font-size: 10px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--muted);
  font-family: var(--font-mono);
  border-bottom: 1px solid var(--border2);
  font-weight: 400;
}
td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--border2);
  font-size: 13px;
  color: var(--muted2);
}
td a { color: var(--text); text-decoration: none; }
td a:hover { color: var(--cyan); }
tr:last-child td { border-bottom: none; }
tr:hover td { background: rgba(255,255,255,0.02); }
.td-main { color: var(--text) !important; }

/* ─── BADGES ────────────────────────────────── */
.badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 3px;
  font-size: 10px;
  font-family: var(--font-mono);
  letter-spacing: 0.5px;
  font-weight: 700;
}
.badge-cyan  { background: var(--cyan-dim); color: var(--cyan); border: 1px solid rgba(0,212,255,0.3); }
.badge-amber { background: rgba(245,158,11,0.15); color: var(--amber); border: 1px solid rgba(245,158,11,0.3); }
.badge-green { background: rgba(16,185,129,0.12); color: var(--green); border: 1px solid rgba(16,185,129,0.3); }
.badge-red   { background: rgba(244,63,94,0.12); color: var(--red); border: 1px solid rgba(244,63,94,0.3); }
.badge-gray  { background: rgba(255,255,255,0.05); color: var(--muted2); border: 1px solid var(--border2); }

/* ─── BUTTONS ───────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: 5px;
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: all 0.15s;
  text-decoration: none;
  letter-spacing: 0.3px;
}
.btn-primary {
  background: var(--cyan);
  color: #000;
}
.btn-primary:hover { background: #00b8d9; }
.btn-ghost {
  background: transparent;
  color: var(--muted2);
  border: 1px solid var(--border2);
}
.btn-ghost:hover { color: var(--text); border-color: var(--border); }
.btn-danger {
  background: transparent;
  color: var(--red);
  border: 1px solid rgba(244,63,94,0.3);
}
.btn-danger:hover { background: rgba(244,63,94,0.1); }
.btn-sm { padding: 5px 10px; font-size: 11px; }

/* ─── FORMS ────────────────────────────────── */
.form-group { margin-bottom: 18px; }
.form-label {
  display: block;
  font-size: 11px;
  font-family: var(--font-mono);
  letter-spacing: 1px;
  color: var(--muted2);
  margin-bottom: 6px;
  text-transform: uppercase;
}
.form-input, .form-textarea, .form-select {
  width: 100%;
  background: var(--bg);
  border: 1px solid var(--border2);
  border-radius: 5px;
  padding: 9px 12px;
  color: var(--text);
  font-family: var(--font-body);
  font-size: 13px;
  transition: border-color 0.15s;
  outline: none;
}
.form-input:focus, .form-textarea:focus, .form-select:focus {
  border-color: var(--cyan);
  box-shadow: 0 0 0 2px var(--cyan-dim);
}
.form-textarea { resize: vertical; min-height: 120px; }
.form-select { cursor: pointer; }
.form-check {
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  font-size: 13px;
  color: var(--muted2);
}
.form-check input { cursor: pointer; accent-color: var(--cyan); }

/* ─── PAGE HEADER ───────────────────────────── */
.page-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
}
.page-title {
  font-size: 20px;
  font-weight: 700;
  color: var(--text);
}
.page-title small {
  display: block;
  font-size: 11px;
  font-family: var(--font-mono);
  color: var(--muted);
  letter-spacing: 1px;
  font-weight: 400;
  margin-top: 2px;
}

/* ─── LIST ITEMS ────────────────────────────── */
.list-item {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 12px 20px;
  border-bottom: 1px solid var(--border2);
  transition: background 0.15s;
}
.list-item:last-child { border-bottom: none; }
.list-item:hover { background: rgba(255,255,255,0.02); }
.list-item-icon {
  width: 34px; height: 34px;
  background: var(--cyan-dim);
  border-radius: 6px;
  display: flex; align-items: center; justify-content: center;
  font-size: 15px;
  flex-shrink: 0;
}
.list-item-content { flex: 1; min-width: 0; }
.list-item-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--text);
  text-decoration: none;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  display: block;
}
.list-item-title:hover { color: var(--cyan); }
.list-item-meta {
  font-size: 11px;
  color: var(--muted);
  margin-top: 2px;
  font-family: var(--font-mono);
}

/* ─── PROGRESS ──────────────────────────────── */
.progress-bar {
  height: 4px;
  background: var(--surface2);
  border-radius: 2px;
  overflow: hidden;
}
.progress-fill {
  height: 100%;
  background: var(--cyan);
  border-radius: 2px;
  transition: width 0.5s ease;
}
.progress-fill.amber { background: var(--amber); }
.progress-fill.green { background: var(--green); }

/* ─── OKR ───────────────────────────────────── */
.okr-card {
  background: var(--surface);
  border: 1px solid var(--border2);
  border-radius: 8px;
  margin-bottom: 16px;
  overflow: hidden;
}
.okr-header {
  padding: 14px 18px;
  background: var(--surface2);
  border-bottom: 1px solid var(--border2);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.okr-title { font-size: 14px; font-weight: 700; }
.okr-period {
  font-size: 10px;
  font-family: var(--font-mono);
  color: var(--cyan);
  letter-spacing: 1px;
}
.kr-item {
  padding: 14px 18px;
  border-bottom: 1px solid var(--border2);
}
.kr-item:last-child { border-bottom: none; }
.kr-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 8px;
}
.kr-title { font-size: 13px; color: var(--muted2); }
.kr-pct {
  font-size: 12px;
  font-family: var(--font-mono);
  color: var(--cyan);
}

/* ─── ONBOARDING ─────────────────────────────── */
.check-row {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid var(--border2);
}
.check-row:last-child { border-bottom: none; }
.check-box {
  width: 20px; height: 20px;
  border-radius: 4px;
  border: 1px solid var(--muted);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  cursor: pointer;
  transition: all 0.15s;
}
.check-box.done {
  background: var(--green);
  border-color: var(--green);
}
.check-label { font-size: 13px; color: var(--muted2); }
.check-label.done { text-decoration: line-through; color: var(--muted); }

/* ─── LOGIN ─────────────────────────────────── */
.login-page {
  min-height: 100vh;
  background: var(--bg);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}
.login-page::before {
  content: '';
  position: absolute;
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(0,212,255,0.05) 0%, transparent 70%);
  top: 50%; left: 50%;
  transform: translate(-50%,-50%);
  pointer-events: none;
}
.login-box {
  width: 380px;
  position: relative;
  z-index: 1;
}
.login-logo {
  text-align: center;
  margin-bottom: 40px;
}
.login-logo .logo-mark {
  font-family: var(--font-mono);
  font-size: 32px;
  font-weight: 700;
  color: var(--cyan);
  letter-spacing: 8px;
  display: block;
}
.login-logo .logo-sub {
  font-size: 10px;
  letter-spacing: 3px;
  color: var(--muted);
  text-transform: uppercase;
  margin-top: 6px;
}
.login-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 36px;
}
.login-card h2 {
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 4px;
}
.login-card p {
  font-size: 12px;
  color: var(--muted2);
  margin-bottom: 28px;
}
.login-error {
  background: rgba(244,63,94,0.1);
  border: 1px solid rgba(244,63,94,0.3);
  border-radius: 5px;
  padding: 10px 14px;
  font-size: 12px;
  color: var(--red);
  margin-bottom: 16px;
}
.login-btn {
  width: 100%;
  padding: 11px;
  background: var(--cyan);
  color: #000;
  border: none;
  border-radius: 5px;
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
  transition: background 0.15s;
  letter-spacing: 0.5px;
  margin-top: 8px;
}
.login-btn:hover { background: #00b8d9; }

/* ─── ALERT / TOAST ─────────────────────────── */
.alert {
  padding: 12px 16px;
  border-radius: 6px;
  font-size: 13px;
  margin-bottom: 16px;
}
.alert-info { background: var(--cyan-dim); border: 1px solid rgba(0,212,255,0.3); color: var(--cyan); }

/* ─── DIVIDER ───────────────────────────────── */
.divider { border: none; border-top: 1px solid var(--border2); margin: 20px 0; }

/* ─── CONTENT BODY ──────────────────────────── */
.prose {
  font-size: 14px;
  line-height: 1.8;
  color: var(--muted2);
}
.prose p { margin-bottom: 12px; }

/* ─── CALENDAR ──────────────────────────────── */
#calendar-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 1px;
  background: var(--border2);
  border: 1px solid var(--border2);
  border-radius: 8px;
  overflow: hidden;
}
.cal-day-header {
  background: var(--surface2);
  padding: 10px;
  text-align: center;
  font-size: 10px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--muted);
  font-family: var(--font-mono);
}
.cal-day {
  background: var(--surface);
  min-height: 90px;
  padding: 8px;
  position: relative;
}
.cal-day.other-month { opacity: 0.3; }
.cal-day.today { background: var(--cyan-dim); }
.cal-date {
  font-size: 11px;
  font-family: var(--font-mono);
  color: var(--muted2);
  margin-bottom: 4px;
}
.cal-day.today .cal-date { color: var(--cyan); font-weight: 700; }
.cal-event {
  font-size: 10px;
  padding: 2px 5px;
  border-radius: 2px;
  margin-bottom: 2px;
  background: var(--cyan-dim);
  color: var(--cyan);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* ─── WIKI ──────────────────────────────────── */
.wiki-cat {
  font-size: 10px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--cyan);
  font-family: var(--font-mono);
  margin-bottom: 10px;
  margin-top: 20px;
  padding-bottom: 6px;
  border-bottom: 1px solid var(--border);
}
.wiki-cat:first-child { margin-top: 0; }

/* ─── MISC ──────────────────────────────────── */
.empty-state {
  text-align: center;
  padding: 60px 20px;
  color: var(--muted);
  font-size: 13px;
}
.empty-state .icon { font-size: 36px; margin-bottom: 12px; opacity: 0.3; }
.mono { font-family: var(--font-mono); }
.text-cyan  { color: var(--cyan); }
.text-amber { color: var(--amber); }
.text-green { color: var(--green); }
.text-muted { color: var(--muted); }
.text-red   { color: var(--red); }
.text-sm { font-size: 11px; }
.mt-4 { margin-top: 4px; }
.mt-8 { margin-top: 8px; }
.mt-16 { margin-top: 16px; }
.mt-24 { margin-top: 24px; }
.mb-8  { margin-bottom: 8px; }
.mb-16 { margin-bottom: 16px; }
.gap-8  { gap: 8px; }
.flex   { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.flex-1 { flex: 1; }
.pin-icon { color: var(--amber); font-size: 11px; }