/* ========================================
   MOLFORGE SETTINGS PAGE - STYLES
   Uses shared auth.css variables
   ======================================== */

/* ========================================
   HEADER
   ======================================== */
.settings-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: var(--surface);
  border-bottom: 1px solid var(--card-border);
  backdrop-filter: blur(20px);
}

.settings-nav {
  max-width: 960px;
  margin: 0 auto;
  padding: 0.75rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
}

.settings-logo {
  font-size: 1.25rem;
  font-weight: 800;
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.settings-logo i {
  color: var(--primary);
  -webkit-text-fill-color: var(--primary);
  font-size: 1.4rem;
}

.settings-nav-right {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.settings-back-btn {
  color: var(--text-light);
  text-decoration: none;
  font-size: 0.85rem;
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 0.4rem;
  transition: color 0.2s;
}

.settings-back-btn:hover {
  color: var(--primary);
}

.settings-theme-toggle {
  background: transparent;
  border: 1px solid var(--card-border);
  color: var(--text);
  width: 34px;
  height: 34px;
  border-radius: 8px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  transition: all 0.2s;
}

.settings-theme-toggle:hover {
  border-color: var(--primary);
  color: var(--primary);
}

.settings-theme-toggle .fa-moon { display: inline-block; }
.settings-theme-toggle .fa-sun { display: none; }
:root.light-theme .settings-theme-toggle .fa-moon { display: none; }
:root.light-theme .settings-theme-toggle .fa-sun { display: inline-block; }
@media (prefers-color-scheme: light) {
  :root:not(.dark-theme) .settings-theme-toggle .fa-moon { display: none; }
  :root:not(.dark-theme) .settings-theme-toggle .fa-sun { display: inline-block; }
}

/* ========================================
   MAIN LAYOUT
   ======================================== */
.settings-main {
  min-height: 100vh;
  background: var(--background);
  padding-top: 4.5rem;
}

.settings-container {
  max-width: 820px;
  margin: 0 auto;
  padding: 2rem 1.5rem 4rem;
}

.settings-title {
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--text);
  margin-bottom: 1.5rem;
}

/* ========================================
   TABS
   ======================================== */
.settings-tabs {
  display: flex;
  gap: 0;
  border-bottom: 2px solid var(--card-border);
  margin-bottom: 2rem;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
  -ms-overflow-style: none;
  position: relative;
}

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

.settings-tab {
  padding: 0.75rem 1.25rem;
  background: none;
  border: none;
  color: var(--text-light);
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  position: relative;
  transition: color 0.2s;
  font-family: inherit;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  white-space: nowrap;
  min-height: 44px;
}

.settings-tab::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  right: 0;
  height: 2px;
  background: transparent;
  transition: background 0.2s;
}

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

.settings-tab.active::after {
  background: var(--gradient);
}

.settings-tab:hover:not(.active) {
  color: var(--text);
}

/* ========================================
   PANELS
   ======================================== */
.settings-panel {
  display: none;
}

.settings-panel.active {
  display: block;
  animation: settingsFadeIn 0.25s ease;
}

@keyframes settingsFadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

.panel-section {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 12px;
  padding: 1.5rem;
  margin-bottom: 1.25rem;
}

.panel-section h2 {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 0.25rem;
}

.panel-section h3 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 0.75rem;
}

.section-desc {
  color: var(--text-light);
  font-size: 0.85rem;
  margin-bottom: 1rem;
}

.section-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.member-count {
  font-size: 0.8rem;
  color: var(--text-light);
  background: var(--input-bg);
  padding: 0.25rem 0.75rem;
  border-radius: 20px;
}

/* ========================================
   PROFILE
   ======================================== */
.profile-header {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  margin-top: 1rem;
}

.profile-avatar {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: var(--gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 1.5rem;
  flex-shrink: 0;
  overflow: hidden;
}

.profile-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 50%;
}

.profile-name {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text);
}

.profile-email {
  font-size: 0.85rem;
  color: var(--text-light);
  margin-top: 0.15rem;
}

.profile-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  margin-top: 0.5rem;
  padding: 0.2rem 0.6rem;
  border-radius: 12px;
  font-size: 0.75rem;
  font-weight: 600;
  background: var(--cta-section-bg);
  color: var(--primary);
  border: 1px solid var(--accent-border);
}

/* ========================================
   FORMS
   ======================================== */
.settings-form {
  margin-top: 0.75rem;
}

.form-row {
  margin-bottom: 1rem;
}

.form-row label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 0.35rem;
}

.settings-input {
  width: 100%;
  padding: 0.65rem 0.875rem;
  background: var(--input-bg);
  border: 1.5px solid var(--card-border);
  border-radius: 8px;
  color: var(--text);
  font-size: 0.9rem;
  font-family: inherit;
  transition: all 0.2s;
}

.settings-input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--glow-orb-1);
}

.settings-input::placeholder {
  color: var(--text-light);
  opacity: 0.6;
}

select.settings-input {
  cursor: pointer;
}

.form-actions {
  display: flex;
  gap: 0.75rem;
  margin-top: 0.5rem;
}

.btn-settings-primary {
  padding: 0.6rem 1.25rem;
  background: var(--gradient);
  color: var(--text-on-gradient);
  border: none;
  border-radius: 8px;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  font-family: inherit;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  transition: all 0.2s;
  box-shadow: var(--cta-glow);
  min-height: 44px;
}

.btn-settings-primary:hover {
  transform: translateY(-1px);
  box-shadow: var(--cta-glow-hover);
}

.btn-settings-secondary {
  padding: 0.6rem 1.25rem;
  background: transparent;
  color: var(--text);
  border: 1.5px solid var(--card-border);
  border-radius: 8px;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  font-family: inherit;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  transition: all 0.2s;
  min-height: 44px;
}

.btn-settings-secondary:hover {
  border-color: var(--primary);
  color: var(--primary);
}

/* ========================================
   ACCOUNT INFO
   ======================================== */
.account-info {
  margin-top: 0.5rem;
}

.info-row {
  display: flex;
  justify-content: space-between;
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--card-border);
}

.info-row:last-child {
  border-bottom: none;
}

.info-label {
  font-size: 0.85rem;
  color: var(--text-light);
}

.info-value {
  font-size: 0.85rem;
  color: var(--text);
  font-weight: 500;
}

.info-mono {
  font-family: monospace;
  font-size: 0.8rem;
  max-width: 200px;
  overflow: hidden;
  text-overflow: ellipsis;
  word-break: break-all;
}

/* ========================================
   EMPTY STATE
   ======================================== */
.empty-state {
  text-align: center;
  padding: 3rem 1.5rem;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 12px;
}

.empty-state i {
  font-size: 3rem;
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 1rem;
}

.empty-state h3 {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 0.5rem;
}

.empty-state p {
  color: var(--text-light);
  font-size: 0.9rem;
  margin-bottom: 1.25rem;
  max-width: 350px;
  margin-left: auto;
  margin-right: auto;
}

.empty-inline {
  padding: 1rem;
  text-align: center;
  color: var(--text-light);
  font-size: 0.85rem;
}

/* ========================================
   MEMBERS LIST
   ======================================== */
.members-list {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.member-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem;
  border: 1px solid var(--card-border);
  border-radius: 8px;
  background: var(--input-bg);
}

.member-info {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.member-avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 0.8rem;
  font-weight: 700;
  flex-shrink: 0;
}

.member-name {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text);
}

.member-email {
  font-size: 0.75rem;
  color: var(--text-light);
}

.member-role {
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.15rem 0.5rem;
  border-radius: 10px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.member-role.owner {
  background: var(--cta-section-bg);
  color: var(--primary);
}

.member-role.admin {
  background: var(--status-demo-bg);
  color: var(--secondary);
}

.member-role.member {
  background: var(--card-bg);
  color: var(--text-light);
}

/* ========================================
   INVITES LIST
   ======================================== */
.invite-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.65rem 0.75rem;
  border: 1px solid var(--card-border);
  border-radius: 8px;
  margin-bottom: 0.5rem;
}

.invite-email {
  font-size: 0.85rem;
  color: var(--text);
}

.invite-status {
  font-size: 0.75rem;
  padding: 0.15rem 0.5rem;
  border-radius: 10px;
  font-weight: 600;
}

.invite-status.pending {
  background: rgba(245, 158, 11, 0.15);
  color: var(--warning);
}

/* ========================================
   REFERRAL
   ======================================== */
.referral-code-box,
.referral-link-box {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 1rem;
  border: 1.5px solid var(--accent-border);
  border-radius: 10px;
  background: var(--input-bg);
  margin-top: 1rem;
}

.referral-link-box {
  margin-top: 0.75rem;
}

.referral-code-label {
  font-size: 0.75rem;
  color: var(--text-light);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  min-width: 90px;
}

.referral-code-value {
  font-size: 1.25rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  flex: 1;
}

.referral-link-value {
  font-size: 0.85rem;
  color: var(--text);
  font-family: monospace;
  flex: 1;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.btn-copy {
  background: transparent;
  border: 1px solid var(--card-border);
  color: var(--text-light);
  width: 36px;
  height: 36px;
  border-radius: 8px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s;
  flex-shrink: 0;
}

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

/* ========================================
   REFERRAL STATS
   ======================================== */
.referral-stats {
  display: flex;
  gap: 1.5rem;
  margin-top: 0.5rem;
}

.referral-stat {
  text-align: center;
}

.referral-stat-number {
  font-size: 2rem;
  font-weight: 800;
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.referral-stat-label {
  font-size: 0.8rem;
  color: var(--text-light);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* ========================================
   SHARE BUTTONS
   ======================================== */
.share-buttons {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.btn-share {
  padding: 0.6rem 1rem;
  border: 1.5px solid var(--card-border);
  border-radius: 8px;
  background: transparent;
  color: var(--text);
  font-size: 0.85rem;
  font-weight: 500;
  cursor: pointer;
  font-family: inherit;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  transition: all 0.2s;
}

.btn-share:hover {
  border-color: var(--primary);
  color: var(--primary);
  background: var(--card-bg);
}

/* ========================================
   BILLING — PLAN BADGES
   ======================================== */
.plan-badge {
  font-size: 0.8rem;
  font-weight: 700;
  padding: 0.25rem 0.75rem;
  border-radius: 20px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.plan-badge-free { background: var(--input-bg); color: var(--text-light); }
.plan-badge-academic { background: rgba(59, 130, 246, 0.15); color: #3b82f6; }
.plan-badge-pro { background: var(--cta-section-bg); color: var(--primary); }
.plan-badge-team { background: rgba(168, 85, 247, 0.15); color: #a855f7; }
.plan-badge-enterprise { background: rgba(245, 158, 11, 0.15); color: #f59e0b; }

.status-badge { font-weight: 600; }

.billing-actions { margin-top: 1rem; }

/* ========================================
   BILLING TOGGLE (Monthly/Annual)
   ======================================== */
.billing-toggle-wrap {
  display: flex;
  justify-content: center;
  gap: 0;
  margin: 1rem 0 1.25rem;
  background: var(--input-bg);
  border: 1.5px solid var(--card-border);
  border-radius: 10px;
  padding: 3px;
  width: fit-content;
  margin-left: auto;
  margin-right: auto;
}

.billing-toggle-btn {
  padding: 0.5rem 1.25rem;
  border: none;
  border-radius: 8px;
  background: transparent;
  color: var(--text-light);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  font-family: inherit;
  transition: all 0.2s;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.billing-toggle-btn.active {
  background: var(--gradient);
  color: var(--text-on-gradient);
  box-shadow: 0 2px 8px rgba(0,0,0,0.15);
}

.save-badge {
  font-size: 0.65rem;
  background: rgba(16, 185, 129, 0.2);
  color: #10b981;
  padding: 0.1rem 0.4rem;
  border-radius: 6px;
  font-weight: 700;
}

.billing-toggle-btn.active .save-badge {
  background: rgba(255,255,255,0.25);
  color: #fff;
}

/* ========================================
   BILLING — PLAN CARDS
   ======================================== */
.billing-plans-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

.billing-plan-card {
  background: var(--input-bg);
  border: 1.5px solid var(--card-border);
  border-radius: 14px;
  padding: 1.5rem 1.25rem;
  position: relative;
  transition: all 0.25s;
  display: flex;
  flex-direction: column;
}

.billing-plan-card:hover {
  border-color: var(--primary);
  transform: translateY(-3px);
  box-shadow: 0 8px 30px rgba(0,0,0,0.12);
}

.billing-plan-card.featured {
  border-color: var(--primary);
  background: var(--cta-section-bg);
  box-shadow: 0 4px 20px rgba(var(--primary-rgb, 99,102,241), 0.15);
}

.plan-popular-tag {
  position: absolute;
  top: -10px;
  right: 12px;
  background: var(--gradient);
  color: var(--text-on-gradient);
  font-size: 0.65rem;
  font-weight: 700;
  padding: 0.2rem 0.6rem;
  border-radius: 10px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.plan-card-header { text-align: center; margin-bottom: 0.75rem; }

.plan-card-icon {
  font-size: 1.5rem;
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 0.35rem;
}

.plan-card-header h4 { font-size: 1rem; font-weight: 700; color: var(--text); margin: 0 0 0.35rem; }

.plan-price { display: flex; align-items: baseline; justify-content: center; gap: 0.15rem; }

.price-amount {
  font-size: 2rem;
  font-weight: 800;
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  transition: all 0.3s;
}

.price-period { font-size: 0.8rem; color: var(--text-light); }

.plan-price-sub {
  font-size: 0.7rem;
  color: var(--text-light);
  margin-top: 0.15rem;
  text-align: center;
  min-height: 1em;
}

.plan-features-list { list-style: none; padding: 0; margin: 0.75rem 0; flex: 1; }

.plan-features-list li {
  font-size: 0.8rem;
  color: var(--text);
  padding: 0.3rem 0;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.plan-features-list li i { color: var(--primary); font-size: 0.7rem; flex-shrink: 0; }

.plan-card-actions { margin-top: auto; }

.btn-plan-select {
  width: 100%;
  padding: 0.6rem 0.75rem;
  background: transparent;
  border: 1.5px solid var(--card-border);
  color: var(--text);
  border-radius: 8px;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  font-family: inherit;
  transition: all 0.2s;
  text-align: center;
}

.btn-plan-select:hover {
  border-color: var(--primary);
  color: var(--primary);
  transform: translateY(-1px);
}

.btn-plan-featured {
  background: var(--gradient);
  color: var(--text-on-gradient);
  border: none;
}

.btn-plan-featured:hover {
  box-shadow: var(--cta-glow);
  color: var(--text-on-gradient);
}

.btn-plan-select.btn-current {
  background: var(--input-bg);
  color: var(--text-light);
  cursor: default;
  box-shadow: none;
  border-color: var(--card-border);
}

.btn-plan-select.btn-current:hover { transform: none; color: var(--text-light); }

.btn-plan-select:disabled { opacity: 0.6; cursor: not-allowed; }

.enterprise-cta {
  text-align: center;
  margin-top: 1.25rem;
  font-size: 0.85rem;
  color: var(--text-light);
  padding: 0.75rem;
  background: var(--input-bg);
  border-radius: 10px;
  border: 1px solid var(--card-border);
}

.enterprise-cta i { margin-right: 0.3rem; }
.enterprise-cta a { color: var(--primary); font-weight: 600; text-decoration: none; }
.enterprise-cta a:hover { text-decoration: underline; }

/* ========================================
   BILLING — PAYMENT CARD
   ======================================== */
.payment-card-display {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem;
  background: var(--input-bg);
  border: 1.5px solid var(--card-border);
  border-radius: 10px;
  margin-top: 0.5rem;
}

.card-brand-icon { font-size: 1.5rem; color: var(--primary); }
.card-details { flex: 1; display: flex; align-items: center; gap: 0.5rem; }
.card-brand { font-weight: 600; color: var(--text); font-size: 0.9rem; }
.card-last4 { font-family: monospace; color: var(--text-light); font-size: 0.9rem; }
.card-expiry { font-size: 0.8rem; color: var(--text-light); }
.btn-sm { padding: 0.35rem 0.75rem; font-size: 0.75rem; }

/* ========================================
   CREDITS — BALANCE CARD
   ======================================== */
.credits-never-expire {
  font-size: 0.75rem;
  color: #10b981;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 0.3rem;
}

.credit-balance-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 1.5rem;
  background: var(--cta-section-bg);
  border: 1.5px solid var(--accent-border);
  border-radius: 14px;
  margin-bottom: 1rem;
}

.credit-balance-left {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.credit-balance-icon {
  font-size: 2rem;
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.credit-balance-amount {
  font-size: 2.25rem;
  font-weight: 800;
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
}

.credit-balance-label {
  font-size: 0.75rem;
  color: var(--text-light);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-top: 0.1rem;
}

.credit-balance-value {
  font-size: 0.85rem;
  color: var(--text-light);
  font-weight: 500;
}

/* ========================================
   CREDITS — COST CHIPS
   ======================================== */
.credit-costs-compact {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-bottom: 1.25rem;
}

.credit-cost-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.35rem 0.65rem;
  background: var(--input-bg);
  border: 1px solid var(--card-border);
  border-radius: 20px;
  font-size: 0.75rem;
  color: var(--text);
}

.credit-cost-chip i { color: var(--primary); font-size: 0.65rem; }
.credit-cost-chip strong { color: var(--primary); }

.subsection-title {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 0.75rem;
}

/* ========================================
   CREDITS — PACK CARDS
   ======================================== */
.credit-packs-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.75rem;
  margin-bottom: 1.5rem;
}

.credit-pack-card {
  background: var(--input-bg);
  border: 1.5px solid var(--card-border);
  border-radius: 12px;
  padding: 1.25rem 1rem;
  text-align: center;
  position: relative;
  transition: all 0.25s;
}

.credit-pack-card:hover {
  border-color: var(--primary);
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(0,0,0,0.08);
}

.credit-pack-card.featured {
  border-color: var(--primary);
  background: var(--cta-section-bg);
}

.pack-credits {
  font-size: 1.75rem;
  font-weight: 800;
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.pack-label {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-light);
  margin-bottom: 0.35rem;
}

.pack-price { font-size: 1.1rem; font-weight: 700; color: var(--text); }

.pack-per-credit {
  font-size: 0.7rem;
  color: var(--text-light);
  margin-bottom: 0.6rem;
}

.btn-pack-buy {
  width: 100%;
  padding: 0.45rem;
  background: var(--gradient);
  color: var(--text-on-gradient);
  border: none;
  border-radius: 8px;
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  font-family: inherit;
  transition: all 0.2s;
}

.btn-pack-buy:hover {
  transform: translateY(-1px);
  box-shadow: var(--cta-glow);
}

.btn-pack-buy:disabled { opacity: 0.6; cursor: not-allowed; }

/* ========================================
   CREDITS — CUSTOM AMOUNT
   ======================================== */
.custom-credit-box {
  background: var(--input-bg);
  border: 1.5px solid var(--card-border);
  border-radius: 14px;
  padding: 1.25rem;
}

.custom-credit-slider-row {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.credit-slider {
  flex: 1;
  -webkit-appearance: none;
  appearance: none;
  height: 6px;
  background: var(--card-border);
  border-radius: 3px;
  outline: none;
  cursor: pointer;
}

.credit-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--gradient);
  cursor: pointer;
  box-shadow: 0 2px 8px rgba(0,0,0,0.2);
  border: 3px solid var(--surface);
  transition: transform 0.15s;
}

.credit-slider::-webkit-slider-thumb:hover {
  transform: scale(1.15);
}

.credit-slider::-moz-range-thumb {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--gradient);
  cursor: pointer;
  box-shadow: 0 2px 8px rgba(0,0,0,0.2);
  border: 3px solid var(--surface);
}

.credit-amount-input {
  width: 100px;
  padding: 0.5rem 0.65rem;
  background: var(--surface);
  border: 1.5px solid var(--card-border);
  border-radius: 8px;
  color: var(--text);
  font-size: 1rem;
  font-weight: 700;
  font-family: inherit;
  text-align: center;
  transition: border-color 0.2s;
}

.credit-amount-input:focus {
  outline: none;
  border-color: var(--primary);
}

.custom-credit-tiers {
  display: flex;
  justify-content: space-between;
  padding: 0.25rem 0 0;
  margin-bottom: 0.75rem;
}

.tier-label {
  font-size: 0.65rem;
  color: var(--text-light);
}

.custom-credit-summary {
  background: var(--surface);
  border: 1px solid var(--card-border);
  border-radius: 10px;
  padding: 0.75rem 1rem;
  margin-bottom: 1rem;
}

.summary-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.85rem;
  color: var(--text);
  margin-bottom: 0.4rem;
}

.summary-rate { color: var(--text-light); font-size: 0.8rem; }

.summary-total {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 1rem;
  font-weight: 700;
  color: var(--text);
  padding-top: 0.4rem;
  border-top: 1px solid var(--card-border);
}

.summary-price {
  font-size: 1.25rem;
  font-weight: 800;
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.volume-discount-note {
  margin-top: 0.5rem;
  font-size: 0.75rem;
  color: #10b981;
  display: flex;
  align-items: center;
  gap: 0.3rem;
}

.btn-buy-custom {
  width: 100%;
  padding: 0.7rem;
  font-size: 0.9rem;
}

/* ========================================
   CREDITS — TRANSACTION HISTORY
   ======================================== */
.credit-history-list { max-height: 300px; overflow-y: auto; }

.credit-tx-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.55rem 0;
  border-bottom: 1px solid var(--card-border);
  font-size: 0.8rem;
}

.credit-tx-row:last-child { border-bottom: none; }
.credit-tx-desc { font-weight: 500; }
.credit-tx-amount { font-weight: 700; font-family: monospace; }
.credit-tx-amount.credit { color: #10b981; }
.credit-tx-amount.debit { color: #ef4444; }
.credit-tx-date { color: var(--text-light); font-size: 0.7rem; }

/* ========================================
   API KEYS
   ======================================== */
.key-count-badge {
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.2rem 0.6rem;
  border-radius: 12px;
  background: var(--input-bg);
  color: var(--text-light);
  border: 1px solid var(--card-border);
}

.api-key-notice {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 1rem;
  background: rgba(245, 158, 11, 0.1);
  border: 1px solid rgba(245, 158, 11, 0.3);
  border-radius: 8px;
  margin-bottom: 1rem;
  font-size: 0.85rem;
  color: var(--text);
}

.api-key-notice i { color: var(--warning); font-size: 1.1rem; }
.api-key-notice a { color: var(--primary); font-weight: 600; }

/* Security tips */
.security-tips {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  margin-bottom: 1rem;
  padding: 0.75rem;
  background: var(--input-bg);
  border: 1px solid var(--card-border);
  border-radius: 8px;
}

.security-tip {
  font-size: 0.78rem;
  color: var(--text-light);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.security-tip i { color: var(--primary); font-size: 0.7rem; width: 14px; text-align: center; }

.api-key-created-alert {
  padding: 1rem;
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.3);
  border-radius: 10px;
  margin-bottom: 1rem;
}

.alert-header {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.85rem;
  color: #10b981;
  margin-bottom: 0.75rem;
}

.api-key-display {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--surface);
  padding: 0.5rem 0.75rem;
  border-radius: 6px;
  border: 1px solid var(--card-border);
}

.api-key-display code {
  flex: 1;
  font-family: 'SF Mono', 'Fira Code', monospace;
  font-size: 0.85rem;
  color: var(--text);
  word-break: break-all;
  user-select: all;
}

.api-key-form { margin-top: 1rem; }

.form-row-inline { display: flex; gap: 0.75rem; align-items: center; }
.form-row-inline .settings-input { flex: 1; }

.api-key-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.85rem 1rem;
  border: 1px solid var(--card-border);
  border-radius: 10px;
  background: var(--input-bg);
  margin-bottom: 0.5rem;
  transition: all 0.2s;
}

.api-key-row:hover { border-color: var(--accent-border); background: var(--surface); }

.api-key-info { display: flex; flex-direction: column; gap: 0.15rem; min-width: 0; }
.api-key-name { font-size: 0.9rem; font-weight: 600; color: var(--text); }

.api-key-prefix {
  font-family: 'SF Mono', 'Fira Code', monospace;
  font-size: 0.8rem;
  color: var(--primary);
}

.api-key-meta { font-size: 0.7rem; color: var(--text-light); }

.api-key-actions { display: flex; gap: 0.4rem; align-items: center; }

.btn-settings-danger {
  padding: 0.4rem 0.65rem;
  background: transparent;
  border: 1px solid rgba(239, 68, 68, 0.3);
  color: #ef4444;
  border-radius: 8px;
  font-size: 0.78rem;
  cursor: pointer;
  font-family: inherit;
  transition: all 0.2s;
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
}

.btn-settings-danger:hover {
  background: rgba(239, 68, 68, 0.1);
  border-color: #ef4444;
}

/* Code tabs */
.code-tabs {
  display: flex;
  gap: 0;
  margin-bottom: 0.75rem;
  background: var(--input-bg);
  border: 1px solid var(--card-border);
  border-radius: 8px;
  padding: 2px;
  width: fit-content;
}

.code-tab {
  padding: 0.4rem 1rem;
  border: none;
  border-radius: 6px;
  background: transparent;
  color: var(--text-light);
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  font-family: inherit;
  transition: all 0.2s;
}

.code-tab.active {
  background: var(--surface);
  color: var(--text);
  box-shadow: 0 1px 4px rgba(0,0,0,0.1);
}

/* ========================================
   CODE EXAMPLES
   ======================================== */
.code-example {
  background: var(--input-bg);
  border: 1px solid var(--card-border);
  border-radius: 8px;
  margin-bottom: 0.75rem;
  overflow: hidden;
}

.code-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.4rem 0.75rem;
  background: var(--surface);
  border-bottom: 1px solid var(--card-border);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-light);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.btn-copy-code {
  width: 28px;
  height: 28px;
  font-size: 0.7rem;
}

.code-example pre {
  margin: 0;
  padding: 0.75rem;
  overflow-x: auto;
}

.code-example code {
  font-family: 'SF Mono', 'Fira Code', monospace;
  font-size: 0.78rem;
  line-height: 1.5;
  color: var(--text);
  white-space: pre;
}

/* ========================================
   USAGE METERS
   ======================================== */
.usage-meters {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-top: 0.75rem;
}

.usage-meter {
  /* individual meter row */
}

.usage-meter.disabled {
  opacity: 0.5;
}

.usage-meter-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.35rem;
}

.usage-meter-label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text);
}

.usage-meter-value {
  font-size: 0.8rem;
  color: var(--text-light);
  font-weight: 500;
}

.usage-bar {
  height: 8px;
  background: var(--input-bg);
  border-radius: 4px;
  overflow: hidden;
  border: 1px solid var(--card-border);
}

.usage-bar-fill {
  height: 100%;
  background: var(--gradient);
  border-radius: 4px;
  transition: width 0.4s ease;
}

.usage-bar-fill.warning {
  background: linear-gradient(135deg, #f59e0b, #f97316);
}

.usage-bar-fill.critical {
  background: linear-gradient(135deg, #ef4444, #dc2626);
}

/* ========================================
   USAGE TABLE
   ======================================== */
.usage-table {
  border: 1px solid var(--card-border);
  border-radius: 8px;
  overflow: hidden;
}

.usage-table-row {
  display: grid;
  grid-template-columns: 1.5fr repeat(5, 1fr);
  border-bottom: 1px solid var(--card-border);
}

.usage-table-row:last-child {
  border-bottom: none;
}

.usage-table-header {
  background: var(--input-bg);
}

.usage-table-header .usage-table-cell {
  font-weight: 600;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-light);
}

.usage-table-cell {
  padding: 0.6rem 0.75rem;
  font-size: 0.8rem;
  color: var(--text);
}

/* ========================================
   USAGE — TODAY
   ======================================== */
.today-activity-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
  gap: 0.75rem;
}

.today-activity-item {
  text-align: center;
  padding: 1rem;
  background: var(--input-bg);
  border: 1px solid var(--card-border);
  border-radius: 8px;
}

.today-activity-value {
  font-size: 1.5rem;
  font-weight: 800;
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.today-activity-label {
  font-size: 0.7rem;
  color: var(--text-light);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-top: 0.25rem;
}

/* ========================================
   FOCUS STYLES (Accessibility)
   ======================================== */
.settings-tab:focus-visible,
.btn-settings-primary:focus-visible,
.btn-settings-secondary:focus-visible,
.btn-plan-select:focus-visible,
.btn-pack-buy:focus-visible,
.btn-share:focus-visible,
.btn-copy:focus-visible,
.billing-toggle-btn:focus-visible,
.code-tab:focus-visible,
.settings-back-btn:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}

/* ========================================
   RESPONSIVE — TABLET (≤768px)
   ======================================== */
@media (max-width: 768px) {
  .settings-nav { padding: 0.75rem 1rem; }

  /* Stack nav links — hide text labels, show icons only */
  .settings-back-btn { font-size: 0; gap: 0; }
  .settings-back-btn i { font-size: 0.95rem; }

  /* Plan cards stack */
  .billing-plans-grid { grid-template-columns: 1fr; gap: 0.75rem; }

  /* Usage table — horizontal scroll wrapper */
  .usage-table { overflow-x: auto; -webkit-overflow-scrolling: touch; }
  .usage-table-row { min-width: 480px; }
  .usage-table-cell { padding: 0.45rem 0.5rem; font-size: 0.75rem; }

  /* Forms */
  .form-row-inline { flex-direction: column; }
  .form-row-inline .btn-settings-primary {
    width: 100%;
    justify-content: center;
  }

  /* Credit slider */
  .custom-credit-slider-row { flex-direction: column; gap: 0.5rem; }
  .credit-amount-input { width: 100%; }

  /* Code examples — ensure horizontal scroll */
  .code-example pre { overflow-x: auto; -webkit-overflow-scrolling: touch; }
}

/* ========================================
   RESPONSIVE — MOBILE (≤600px)
   ======================================== */
@media (max-width: 600px) {
  .settings-main { padding-top: 4rem; }
  .settings-container { padding: 1.25rem 0.875rem 3rem; }
  .settings-title { font-size: 1.5rem; margin-bottom: 1rem; }

  /* Nav — compact */
  .settings-nav { padding: 0.5rem 0.75rem; }
  .settings-logo { font-size: 1.1rem; }
  .settings-logo i { font-size: 1.2rem; }
  .settings-nav-right { gap: 0.5rem; }
  .settings-back-btn { font-size: 0; gap: 0; padding: 0.35rem; }
  .settings-back-btn i { font-size: 0.9rem; }
  .settings-theme-toggle { width: 32px; height: 32px; font-size: 0.85rem; }

  /* Tabs — scrollable, icons hidden, smaller text */
  .settings-tabs { gap: 0; margin-bottom: 1.5rem; }
  .settings-tab { padding: 0.6rem 0.75rem; font-size: 0.8rem; min-height: 40px; }
  .settings-tab i { display: none; }

  /* Panel cards */
  .panel-section { padding: 1.25rem 1rem; border-radius: 10px; margin-bottom: 1rem; }
  .panel-section h2 { font-size: 1.1rem; }
  .panel-section h3 { font-size: 0.95rem; }

  /* Profile — stack vertically, center */
  .profile-header { flex-direction: column; text-align: center; }
  .profile-avatar { width: 56px; height: 56px; font-size: 1.3rem; }
  .profile-name { font-size: 1.1rem; }

  /* Info rows — stack on very narrow */
  .info-row { flex-wrap: wrap; gap: 0.25rem; }
  .info-mono { max-width: 100%; }

  /* Billing */
  .billing-toggle-wrap { width: 100%; }
  .billing-toggle-btn { flex: 1; justify-content: center; padding: 0.5rem 0.75rem; }
  .billing-plan-card { padding: 1.25rem 1rem; }
  .plan-features-list li { font-size: 0.78rem; }
  .price-amount { font-size: 1.75rem; }

  /* Credits */
  .credit-balance-card {
    flex-direction: column;
    text-align: center;
    gap: 0.75rem;
    padding: 1rem;
  }
  .credit-balance-left { flex-direction: column; gap: 0.5rem; }
  .credit-balance-amount { font-size: 1.75rem; }
  .credit-costs-compact { justify-content: center; }
  .credit-packs-grid { grid-template-columns: 1fr; gap: 0.5rem; }
  .credit-pack-card { padding: 1rem 0.875rem; }

  /* Payment */
  .payment-card-display {
    flex-direction: column;
    text-align: center;
    gap: 0.75rem;
  }
  .card-details { justify-content: center; }

  /* API keys */
  .api-key-row {
    flex-direction: column;
    gap: 0.5rem;
    align-items: flex-start;
    padding: 0.75rem;
  }
  .api-key-actions { width: 100%; justify-content: flex-end; }
  .code-tabs { width: 100%; }
  .code-tab { flex: 1; text-align: center; justify-content: center; }

  /* Referrals */
  .referral-code-box,
  .referral-link-box {
    flex-direction: column;
    text-align: center;
    gap: 0.5rem;
    padding: 0.875rem;
  }
  .referral-code-label { min-width: auto; }
  .referral-code-value { font-size: 1.1rem; }
  .share-buttons { flex-direction: column; }
  .btn-share { justify-content: center; }

  /* Team */
  .member-row { flex-direction: column; gap: 0.5rem; align-items: flex-start; }
  .invite-row { flex-direction: column; gap: 0.5rem; align-items: flex-start; }

  /* Usage */
  .today-activity-grid { grid-template-columns: repeat(2, 1fr); gap: 0.5rem; }
  .today-activity-item { padding: 0.75rem; }
  .today-activity-value { font-size: 1.25rem; }

  /* Security tips */
  .security-tips { gap: 0.5rem; padding: 0.625rem; }
  .security-tip { font-size: 0.75rem; }
}

/* ========================================
   RESPONSIVE — SMALL MOBILE (≤380px)
   ======================================== */
@media (max-width: 380px) {
  .settings-container { padding: 1rem 0.625rem 2.5rem; }
  .settings-tab { padding: 0.5rem 0.5rem; font-size: 0.75rem; }
  .panel-section { padding: 1rem 0.75rem; }
  .credit-balance-amount { font-size: 1.5rem; }
  .price-amount { font-size: 1.5rem; }
  .referral-stats { flex-wrap: wrap; gap: 1rem; }
  .referral-stat { min-width: 60px; }
  .btn-settings-primary,
  .btn-settings-secondary { width: 100%; justify-content: center; }
  .form-actions { flex-direction: column; }
}

/* ========================================
   SAFE AREA (notched phones)
   ======================================== */
@supports (padding: env(safe-area-inset-bottom)) {
  .settings-main { padding-bottom: env(safe-area-inset-bottom); }
  .settings-header { padding-left: env(safe-area-inset-left); padding-right: env(safe-area-inset-right); }
}

/* ========================================
   REDUCED MOTION
   ======================================== */
@media (prefers-reduced-motion: reduce) {
  .settings-panel.active { animation: none; }
  .billing-plan-card:hover { transform: none; }
  .credit-pack-card:hover { transform: none; }
  .btn-settings-primary:hover { transform: none; }
  .btn-plan-select:hover { transform: none; }
  .btn-pack-buy:hover { transform: none; }
}