/* ─── GOOGLE FONTS ─── */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=JetBrains+Mono:wght@400;500&display=swap');

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

:root {
  --bg:         #0a0e1a;
  --bg2:        #0f1420;
  --bg3:        #151b2a;
  --bg4:        #1a2133;
  --bg5:        #1e2638;
  --border:     #1e2d3d;
  --border2:    #243347;
  --primary:    #00d4aa;
  --primary2:   #00b894;
  --primary-bg: rgba(0,212,170,0.08);
  --primary-border: rgba(0,212,170,0.3);
  --text:       #e8eaf0;
  --text2:      #8892a4;
  --text3:      #5a6478;
  --success:    #00d4aa;
  --warning:    #f59e0b;
  --danger:     #ef4444;
  --info:       #3b82f6;
  --purple:     #8b5cf6;
  --radius:     10px;
  --radius-lg:  14px;
  --shadow:     0 4px 24px rgba(0,0,0,0.4);
  --shadow-lg:  0 8px 40px rgba(0,0,0,0.6);
  --font:       'Inter', sans-serif;
  --mono:       'JetBrains Mono', monospace;
}

html:has(body.theme-light),
body.theme-light {
  --bg:         #f5f7fb;
  --bg2:        #ffffff;
  --bg3:        #ffffff;
  --bg4:        #eef3fb;
  --bg5:        #e6edf8;
  --border:     #d7e0ec;
  --border2:    #c2cfdf;
  --primary:    #00a884;
  --primary2:   #008f72;
  --primary-bg: rgba(0,168,132,0.08);
  --primary-border: rgba(0,168,132,0.28);
  --text:       #142033;
  --text2:      #58667a;
  --text3:      #8793a5;
  --success:    #00a884;
  --warning:    #d98a00;
  --danger:     #d83b3b;
  --info:       #2f7ef7;
  --purple:     #7557d8;
  --shadow:     0 10px 28px rgba(20,32,51,0.08);
  --shadow-lg:  0 18px 48px rgba(20,32,51,0.12);
}

html:has(body.theme-light) {
  background: #f5f7fb;
}

html, body {
  min-height: 100%;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 14px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

a { text-decoration: none; color: inherit; }
button { font-family: var(--font); cursor: pointer; border: none; }
input, textarea { font-family: var(--font); }

::-webkit-scrollbar { width: 5px; }
::-webkit-scrollbar-track { background: var(--bg2); }
::-webkit-scrollbar-thumb { background: var(--border2); border-radius: 3px; }

/* ─── NAVBAR ─── */
.navbar {
  height: 56px;
  background: var(--bg2);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  padding: 0 24px;
  gap: 8px;
  position: sticky;
  top: 0;
  z-index: 100;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-right: 16px;
}

.nav-logo-icon {
  width: 34px; height: 34px;
  background: linear-gradient(135deg, #00d4aa, #00b2e8);
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}

.nav-logo-icon svg { color: #0a0e1a; }

.nav-logo-text {
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--text);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2px;
  flex: 1;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 6px 14px;
  border-radius: 8px;
  font-size: 13.5px;
  font-weight: 500;
  color: var(--text2);
  transition: all 0.15s;
  white-space: nowrap;
}

.nav-link:hover {
  background: var(--bg4);
  color: var(--text);
}

.nav-link.active {
  background: rgba(0,212,170,0.12);
  color: var(--primary);
  border: 1px solid rgba(0,212,170,0.2);
}

.nav-link svg { flex-shrink: 0; }

.nav-right {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 12px;
}

.nav-user {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 4px 10px 4px 4px;
  border-radius: 8px;
  cursor: pointer;
  transition: background 0.15s;
}

.nav-user:hover { background: var(--bg4); }

.nav-avatar {
  width: 30px; height: 30px;
  border-radius: 50%;
  background: linear-gradient(135deg, #00d4aa, #00b2e8);
  display: flex; align-items: center; justify-content: center;
  font-size: 13px; font-weight: 700;
  color: #0a0e1a;
}

.nav-user-name {
  font-size: 13.5px;
  font-weight: 500;
}

/* ─── PAGE WRAPPER ─── */
.page {
  min-height: calc(100vh - 56px);
  padding: 32px 40px;
  max-width: 1200px;
  margin: 0 auto;
}

.page-full {
  min-height: calc(100vh - 56px);
  padding: 32px 40px;
}

/* ─── CARD ─── */
.card {
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.card-pad { padding: 20px 24px; }

/* ─── BUTTONS ─── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 600;
  transition: all 0.15s;
  cursor: pointer;
  border: none;
  white-space: nowrap;
}

.btn-primary {
  background: linear-gradient(135deg, #00d4aa, #00b2e8);
  color: #0a0e1a;
}

.btn-primary:hover {
  opacity: 0.9;
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(0,212,170,0.3);
}

.btn-ghost {
  background: var(--bg4);
  border: 1px solid var(--border2);
  color: var(--text2);
}

.btn-ghost:hover {
  border-color: var(--primary-border);
  color: var(--text);
}

.btn-danger {
  background: rgba(239,68,68,0.1);
  border: 1px solid rgba(239,68,68,0.2);
  color: #ef4444;
}

.btn-danger:hover { background: rgba(239,68,68,0.2); }

.btn-sm {
  padding: 6px 14px;
  font-size: 12.5px;
}

.btn-lg {
  padding: 14px 28px;
  font-size: 15px;
  width: 100%;
  justify-content: center;
}

/* ─── FORM ELEMENTS ─── */
.form-group { margin-bottom: 18px; }

.form-label {
  display: block;
  font-size: 13px;
  font-weight: 500;
  color: var(--text);
  margin-bottom: 8px;
}

.form-input {
  width: 100%;
  background: var(--bg4);
  border: 1px solid var(--border2);
  border-radius: 8px;
  padding: 11px 14px 11px 40px;
  font-size: 14px;
  color: var(--text);
  outline: none;
  transition: border-color 0.15s, box-shadow 0.15s;
}

.form-input:focus {
  border-color: rgba(0,212,170,0.5);
  box-shadow: 0 0 0 3px rgba(0,212,170,0.08);
}

.form-input::placeholder { color: var(--text3); }

.input-wrap {
  position: relative;
}

.input-icon {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text3);
  pointer-events: none;
  display: flex;
}

.input-icon-right {
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text3);
  cursor: pointer;
  display: flex;
}

.form-textarea {
  width: 100%;
  background: var(--bg4);
  border: 1px solid var(--border2);
  border-radius: 8px;
  padding: 14px;
  font-size: 13.5px;
  color: var(--text2);
  outline: none;
  resize: none;
  min-height: 220px;
  transition: border-color 0.15s, box-shadow 0.15s;
  font-family: var(--mono);
  line-height: 1.7;
}

.form-textarea:focus {
  border-color: rgba(0,212,170,0.5);
  box-shadow: 0 0 0 3px rgba(0,212,170,0.08);
  color: var(--text);
}

.form-textarea::placeholder { color: var(--text3); }

/* ─── BADGE ─── */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 3px 10px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 500;
}

.badge-success {
  background: rgba(0,212,170,0.12);
  color: var(--success);
  border: 1px solid rgba(0,212,170,0.2);
}

.badge-warning {
  background: rgba(245,158,11,0.12);
  color: var(--warning);
  border: 1px solid rgba(245,158,11,0.2);
}

.badge-danger {
  background: rgba(239,68,68,0.12);
  color: var(--danger);
  border: 1px solid rgba(239,68,68,0.2);
}

/* ─── SECTION HEADER ─── */
.section-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 26px; height: 26px;
  border-radius: 50%;
  background: rgba(0,212,170,0.12);
  color: var(--primary);
  font-size: 13px;
  font-weight: 600;
  flex-shrink: 0;
}

.section-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
}

/* ─── TABS ─── */
.tabs {
  display: flex;
  gap: 0;
  border-bottom: 1px solid var(--border);
  padding: 0 24px;
}

.tab {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 13px 16px;
  font-size: 13.5px;
  font-weight: 500;
  color: var(--text2);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  transition: all 0.15s;
  white-space: nowrap;
}

.tab:hover { color: var(--text); }

.tab.active {
  color: var(--primary);
  border-bottom-color: var(--primary);
}

/* ─── ACCORDION ─── */
.accordion-item {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  margin-bottom: 8px;
  background: var(--bg3);
}

.accordion-header {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 16px 20px;
  cursor: pointer;
  transition: background 0.15s;
}

.accordion-header:hover { background: var(--bg4); }

.accordion-num {
  width: 30px; height: 30px;
  border-radius: 8px;
  background: linear-gradient(135deg, rgba(0,212,170,0.8), rgba(0,178,232,0.8));
  display: flex; align-items: center; justify-content: center;
  font-size: 14px; font-weight: 700;
  color: #0a0e1a;
  flex-shrink: 0;
}

.accordion-title { font-size: 15px; font-weight: 600; }
.accordion-sub { font-size: 12px; color: var(--text2); margin-top: 2px; }

.accordion-chevron {
  margin-left: auto;
  color: var(--text3);
  transition: transform 0.2s;
}

.accordion-item.open .accordion-chevron { transform: rotate(180deg); }

.accordion-body {
  padding: 0 20px 20px 64px;
  display: none;
}

.accordion-item.open .accordion-body { display: block; }

.accordion-desc {
  font-size: 13.5px;
  color: var(--text2);
  margin-bottom: 18px;
  line-height: 1.6;
}

.accordion-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px 32px;
}

.accordion-section-title {
  font-size: 12px;
  font-weight: 600;
  margin-bottom: 8px;
}

.accordion-list {
  list-style: none;
  font-size: 13px;
  color: var(--text2);
  line-height: 2;
}

.accordion-list li::before {
  content: '• ';
  color: var(--text3);
}

.risk-item {
  font-size: 13px;
  color: var(--text2);
  line-height: 1.8;
}

.risk-warn { color: var(--warning); }
.risk-link { color: var(--primary); }

/* ─── STAT CARDS ─── */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 28px;
}

.stat-card {
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px;
  transition: border-color 0.2s;
}

.stat-card:hover { border-color: var(--border2); }

.stat-icon-wrap {
  width: 40px; height: 40px;
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 14px;
}

.stat-value {
  font-size: 28px;
  font-weight: 700;
  line-height: 1;
  margin-bottom: 6px;
}

.stat-label {
  font-size: 12.5px;
  color: var(--text2);
}

.stat-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 14px;
}

/* ─── ALERT ─── */
.alert {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 13px 18px;
  border-radius: var(--radius);
  font-size: 13.5px;
}

.alert-warning {
  background: rgba(245,158,11,0.08);
  border: 1px solid rgba(245,158,11,0.2);
  color: var(--warning);
}

/* ─── DIVIDER ─── */
.divider {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--text3);
  font-size: 12.5px;
  margin: 18px 0;
}

.divider::before,
.divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--border);
}

/* ─── METRIC CARD (plan detail) ─── */
.metric-card {
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 18px 20px;
  display: flex;
  align-items: center;
  gap: 16px;
}

.metric-icon {
  width: 42px; height: 42px;
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}

.metric-label { font-size: 11.5px; color: var(--text2); margin-bottom: 4px; }
.metric-value { font-size: 18px; font-weight: 700; }

/* ─── QUALITY BAR ─── */
.quality-bar {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 2px;
}

.quality-track {
  width: 80px; height: 6px;
  background: var(--border2);
  border-radius: 3px;
  overflow: hidden;
}

.quality-fill {
  height: 100%;
  border-radius: 3px;
  background: linear-gradient(90deg, #00d4aa, #00b2e8);
}

/* ─── SETTINGS SIDEBAR ─── */
.settings-layout {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 24px;
  align-items: start;
}

.settings-nav { display: flex; flex-direction: column; gap: 4px; }

.settings-nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 11px 16px;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 500;
  color: var(--text2);
  cursor: pointer;
  transition: all 0.15s;
}

.settings-nav-item:hover {
  background: var(--bg4);
  color: var(--text);
}

.settings-nav-item.active {
  background: rgba(0,212,170,0.1);
  color: var(--primary);
}

.settings-user-card {
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px;
  margin-top: 16px;
}

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

.settings-avatar {
  width: 44px; height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, #00d4aa, #00b2e8);
  display: flex; align-items: center; justify-content: center;
  font-size: 18px; font-weight: 700;
  color: #0a0e1a;
}

.settings-user-name { font-size: 15px; font-weight: 600; }
.settings-user-email { font-size: 12.5px; color: var(--text2); }

.settings-user-row {
  display: flex;
  justify-content: space-between;
  font-size: 13px;
  margin-bottom: 8px;
}

.settings-user-row:last-child { margin-bottom: 0; }
.settings-user-row span:first-child { color: var(--text2); }
.settings-user-row span:last-child { font-weight: 500; }

/* ─── QUICK ACTION CARDS ─── */
.quick-action {
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 18px 20px;
  display: flex;
  align-items: center;
  gap: 16px;
  cursor: pointer;
  transition: all 0.15s;
  margin-bottom: 12px;
  text-decoration: none;
  color: inherit;
}

.quick-action:hover {
  border-color: var(--border2);
  transform: translateX(2px);
}

.quick-action-icon {
  width: 46px; height: 46px;
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}

.quick-action-title { font-size: 15px; font-weight: 600; margin-bottom: 3px; }
.quick-action-sub { font-size: 12.5px; color: var(--text2); }
.quick-action-arrow { margin-left: auto; color: var(--text3); }

/* ─── RECENT PLAN ROW ─── */
.plan-row {
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 16px 20px;
  display: flex;
  align-items: center;
  gap: 14px;
  cursor: pointer;
  transition: border-color 0.15s;
  text-decoration: none;
  color: inherit;
}

.plan-row:hover { border-color: var(--border2); }

.plan-row-icon {
  width: 38px; height: 38px;
  border-radius: 10px;
  background: rgba(0,212,170,0.1);
  border: 1px solid rgba(0,212,170,0.2);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  color: var(--primary);
}

.plan-row-name { font-size: 14.5px; font-weight: 600; }
.plan-row-meta { font-size: 12px; color: var(--text2); margin-top: 2px; }
.plan-row-arrow { margin-left: auto; color: var(--text3); }

/* ─── PRO TIPS ─── */
.pro-tips {
  background: rgba(245,158,11,0.05);
  border: 1px solid rgba(245,158,11,0.15);
  border-radius: var(--radius-lg);
  padding: 18px 20px;
}

.pro-tips-title {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  font-weight: 600;
  color: var(--warning);
  margin-bottom: 12px;
}

.pro-tips-list {
  list-style: none;
}

.pro-tips-list li {
  font-size: 13px;
  color: var(--text2);
  padding: 4px 0;
  padding-left: 14px;
  position: relative;
}

.pro-tips-list li::before {
  content: '•';
  position: absolute;
  left: 0;
  color: var(--primary);
}

/* ─── SELECTION CARD ─── */
.select-card {
  background: var(--bg4);
  border: 1px solid var(--border2);
  border-radius: var(--radius);
  padding: 16px 18px;
  cursor: pointer;
  transition: all 0.15s;
  position: relative;
}

.select-card:hover { border-color: rgba(0,212,170,0.3); }

.select-card.selected {
  border-color: rgba(0,212,170,0.6);
  background: rgba(0,212,170,0.05);
}

.select-card-check {
  position: absolute;
  top: 14px; right: 14px;
  width: 22px; height: 22px;
  border-radius: 50%;
  background: linear-gradient(135deg, #00d4aa, #00b2e8);
  display: flex; align-items: center; justify-content: center;
  display: none;
}

.select-card.selected .select-card-check { display: flex; }

.select-card-icon {
  width: 38px; height: 38px;
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 10px;
}

.select-card-title { font-size: 14.5px; font-weight: 600; margin-bottom: 2px; }
.select-card-sub { font-size: 12px; color: var(--text2); margin-bottom: 12px; }

.select-card-features {
  list-style: none;
  font-size: 12.5px;
  color: var(--text2);
  line-height: 1.9;
}

.select-card-features li::before {
  content: '❯ ';
  color: var(--text3);
  font-size: 10px;
}

/* ─── INPUT METHOD CARDS ─── */
.input-method-card {
  background: var(--bg4);
  border: 1.5px solid var(--border2);
  border-radius: var(--radius);
  padding: 14px 18px;
  cursor: pointer;
  transition: all 0.15s;
  display: flex;
  align-items: center;
  gap: 12px;
  position: relative;
}

.input-method-card:hover { border-color: rgba(0,212,170,0.3); }

.input-method-card.selected {
  border-color: var(--primary);
  background: rgba(0,212,170,0.06);
}

.input-method-icon {
  width: 36px; height: 36px;
  border-radius: 8px;
  background: rgba(0,212,170,0.1);
  border: 1px solid rgba(0,212,170,0.2);
  display: flex; align-items: center; justify-content: center;
  font-size: 15px; font-weight: 700;
  color: var(--primary);
  flex-shrink: 0;
}

.input-method-check {
  margin-left: auto;
  width: 22px; height: 22px;
  border-radius: 50%;
  background: linear-gradient(135deg, #00d4aa, #00b2e8);
  display: none; align-items: center; justify-content: center;
}

.input-method-card.selected .input-method-check { display: flex; }

/* ─── LOGIN SPECIFIC ─── */
.login-page {
  display: flex;
  min-height: 100vh;
  background: var(--bg);
}

.login-left {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 60px 40px;
  position: relative;
}

.login-left::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 40% 50%, rgba(0,212,170,0.07) 0%, transparent 65%);
  pointer-events: none;
}

.login-logo-big {
  width: 80px; height: 80px;
  background: linear-gradient(135deg, #00d4aa, #00b2e8);
  border-radius: 18px;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 20px;
}

.login-brand { font-size: 28px; font-weight: 800; margin-bottom: 10px; }

.login-tagline {
  font-size: 16px;
  color: var(--text2);
  text-align: center;
  max-width: 320px;
  line-height: 1.5;
  margin-bottom: 40px;
}

.login-features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  width: 100%;
  max-width: 400px;
}

.login-feature {
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px 16px;
}

.login-feature-title { font-size: 14px; font-weight: 600; margin-bottom: 3px; }
.login-feature-sub { font-size: 12px; color: var(--text2); }

.login-right {
  width: 520px;
  background: var(--bg2);
  border-left: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 48px 48px;
}

.login-tabs {
  display: flex;
  background: var(--bg3);
  border-radius: 10px;
  padding: 4px;
  width: 100%;
  margin-bottom: 28px;
}

.login-tab {
  flex: 1;
  padding: 9px;
  text-align: center;
  border-radius: 7px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s;
  color: var(--text2);
}

.login-tab.active {
  background: var(--bg4);
  color: var(--text);
}

.login-form-wrap {
  width: 100%;
  max-width: 400px;
}

.login-title { font-size: 22px; font-weight: 700; margin-bottom: 6px; }
.login-sub { font-size: 13.5px; color: var(--text2); margin-bottom: 24px; }

.login-footer {
  font-size: 12px;
  color: var(--text3);
  text-align: center;
  margin-top: 20px;
}

.login-footer a { color: var(--primary); }

/* ─── GOOGLE BTN ─── */
.btn-google {
  width: 100%;
  background: var(--bg4);
  border: 1px solid var(--border2);
  border-radius: 8px;
  padding: 11px;
  display: flex; align-items: center; justify-content: center; gap: 10px;
  font-size: 14px; font-weight: 500;
  color: var(--text);
  cursor: pointer;
  transition: all 0.15s;
}

.btn-google:hover { border-color: var(--border2); background: var(--bg5); }

.google-g {
  width: 18px; height: 18px;
  flex-shrink: 0;
}

/* ─── PLAN DETAIL ─── */
.plan-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 24px;
}

.plan-back {
  display: flex; align-items: center; gap: 10px;
}

.plan-back-btn {
  width: 34px; height: 34px;
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  cursor: pointer;
  transition: all 0.15s;
  color: var(--text2);
  flex-shrink: 0;
}

.plan-back-btn:hover { border-color: var(--border2); color: var(--text); }

.plan-title { font-size: 22px; font-weight: 700; margin-bottom: 6px; }

.plan-meta {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}

.plan-meta-item {
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: 12.5px;
  color: var(--text2);
}

/* ─── SUMMARY CARDS ─── */
.summary-section {
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 18px 22px;
  margin-bottom: 12px;
}

.summary-label {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text3);
  margin-bottom: 8px;
}

/* ─── XAI CONTENT ─── */
.tab-content { display: none; }
.tab-content.active { display: block; }

.xai-bar-row {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}

.xai-bar-label { font-size: 13px; color: var(--text2); width: 180px; flex-shrink: 0; }
.xai-bar-track {
  flex: 1; height: 8px;
  background: var(--border);
  border-radius: 4px;
  overflow: hidden;
}
.xai-bar-fill {
  height: 100%;
  border-radius: 4px;
  background: linear-gradient(90deg, #00d4aa, #00b2e8);
}
.xai-bar-pct { font-size: 12.5px; color: var(--text2); width: 40px; text-align: right; font-family: var(--mono); }

/* ─── SIMULATION ─── */
.sim-grid {
  display: grid;
  grid-template-columns: repeat(3,1fr);
  gap: 12px;
  margin-bottom: 20px;
}

.sim-card {
  background: var(--bg4);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 14px;
  text-align: center;
}

.sim-value { font-size: 20px; font-weight: 700; color: var(--primary); margin-bottom: 4px; }
.sim-label { font-size: 12px; color: var(--text2); }

/* ─── UTILS ─── */
.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-8 { gap: 8px; }
.gap-12 { gap: 12px; }
.gap-16 { gap: 16px; }
.gap-20 { gap: 20px; }
.mt-4 { margin-top: 4px; }
.mt-8 { margin-top: 8px; }
.mt-12 { margin-top: 12px; }
.mt-16 { margin-top: 16px; }
.mt-20 { margin-top: 20px; }
.mt-24 { margin-top: 24px; }
.mb-8 { margin-bottom: 8px; }
.mb-12 { margin-bottom: 12px; }
.mb-16 { margin-bottom: 16px; }
.mb-20 { margin-bottom: 20px; }
.mb-24 { margin-bottom: 24px; }
.text-primary { color: var(--primary); }
.text-warning { color: var(--warning); }
.text-danger { color: var(--danger); }
.text-muted { color: var(--text2); }
.text-xs { font-size: 12px; }
.text-sm { font-size: 13px; }
.font-semibold { font-weight: 600; }
.font-bold { font-weight: 700; }
.w-full { width: 100%; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.grid-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 16px; }
.ml-auto { margin-left: auto; }

/* ─── ANIMATIONS ─── */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(12px); }
  to   { opacity: 1; transform: translateY(0); }
}
.fade-in { animation: fadeInUp 0.35s ease both; }
.delay-1 { animation-delay: 0.05s; }
.delay-2 { animation-delay: 0.10s; }
.delay-3 { animation-delay: 0.15s; }
.delay-4 { animation-delay: 0.20s; }
.delay-5 { animation-delay: 0.25s; }

@media (max-width: 1100px) {
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .settings-layout { grid-template-columns: 1fr; }
  .sim-grid { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: 1fr; }
}

@media (max-width: 900px) {
  .navbar {
    height: auto;
    padding: 12px 16px;
    flex-wrap: wrap;
    row-gap: 10px;
  }

  .nav-logo {
    margin-right: 0;
  }

  .nav-links {
    order: 3;
    flex: 1 1 100%;
    overflow-x: auto;
    padding-bottom: 2px;
    scrollbar-width: none;
  }

  .nav-links::-webkit-scrollbar {
    display: none;
  }

  .nav-right {
    margin-left: auto;
    gap: 8px;
  }

  .page,
  .page-full {
    padding: 24px 18px;
  }

  .grid-2,
  .accordion-grid,
  .sim-grid,
  .stats-grid {
    grid-template-columns: 1fr;
  }

  .tabs {
    overflow-x: auto;
    padding: 0 12px;
    scrollbar-width: none;
  }

  .tabs::-webkit-scrollbar {
    display: none;
  }

  .tab {
    white-space: nowrap;
  }

  .plan-header,
  .plan-back,
  .xai-bar-row {
    flex-direction: column;
    align-items: stretch;
  }

  .accordion-body {
    padding: 0 16px 16px 16px;
  }

  .xai-bar-label,
  .xai-bar-pct {
    width: auto;
    text-align: left;
  }
}

@media (max-width: 640px) {
  .nav-user-name {
    display: none;
  }

  .btn,
  .btn-lg {
    width: 100%;
    justify-content: center;
  }

  .nav-right .btn-sm {
    width: auto;
  }

  .card-pad,
  .summary-section,
  .metric-card,
  .plan-row,
  .quick-action {
    padding: 16px;
  }

  .quick-action,
  .plan-row,
  .metric-card {
    flex-wrap: wrap;
  }

  .plan-row-arrow,
  .quick-action-arrow,
  .ml-auto {
    margin-left: 0;
  }

  .login-right {
    padding: 32px 20px;
  }

  .login-features {
    grid-template-columns: 1fr;
  }

  .metric-value,
  .stat-value {
    font-size: 24px;
  }

  .quality-bar,
  .plan-meta {
    flex-wrap: wrap;
  }
}