/* ============================================================
   LIBFLOW — Neo-Minimal Design System
   White · Black · Smooth — v2 (fixed)
   ============================================================ */

:root {
  --bg:      #ffffff;
  --bg2:     #f7f7f7;
  --bg3:     #efefef;
  --border:  #e4e4e4;
  --border2: #c8c8c8;
  --ink:     #0a0a0a;
  --ink2:    #3a3a3a;
  --ink3:    #7a7a7a;
  --ink4:    #b0b0b0;
  --green:   #059669;
  --green-bg:#ecfdf5;
  --red:     #dc2626;
  --red-bg:  #fef2f2;
  --amber:   #d97706;
  --amber-bg:#fffbeb;

  --r:   10px;
  --r2:  16px;
  --r3:  22px;
  --rf:  9999px;
  --sh:  0 2px 12px rgba(0,0,0,.07);
  --sh2: 0 8px 32px rgba(0,0,0,.10);
  --sh3: 0 24px 64px rgba(0,0,0,.13);
  --tr:  .2s ease;
  --font:'Inter',system-ui,sans-serif;
  --mono:'JetBrains Mono',monospace;
}

*,*::before,*::after { box-sizing:border-box; margin:0; padding:0; }
html { -webkit-font-smoothing:antialiased; }
body {
  font-family:var(--font);
  background:var(--bg);
  color:var(--ink);
  min-height:100vh;
  overflow-x:hidden;
  font-size:14px;
  line-height:1.6;
}

/* ============================================================
   SCREEN SYSTEM — simple class toggling, no display tricks
   ============================================================ */

.screen {
  min-height:100vh;
  width:100%;
}

.screen.hidden { display:none !important; }

/* ============================================================
   UTILITIES
   ============================================================ */

.hidden { display:none !important; }
button { font-family:var(--font); cursor:pointer; }
input  { font-family:var(--font); }

.field-group { display:flex; flex-direction:column; gap:6px; margin-bottom:16px; }
.field-label { font-size:13px; font-weight:600; color:var(--ink2); }

.field-input {
  width:100%;
  padding:12px 14px;
  border:1.5px solid var(--border2);
  border-radius:var(--r);
  font-size:14px;
  color:var(--ink);
  background:var(--bg);
  outline:none;
  transition:border-color var(--tr), box-shadow var(--tr);
}
.field-input:focus {
  border-color:var(--ink);
  box-shadow:0 0 0 3px rgba(10,10,10,.08);
}
.field-input::placeholder { color:var(--ink4); }

.btn-primary {
  display:inline-flex; align-items:center; justify-content:center; gap:8px;
  padding:13px 22px;
  background:var(--ink); color:#fff;
  border:none; border-radius:var(--r);
  font-size:14px; font-weight:600;
  transition:opacity var(--tr), transform var(--tr);
  box-shadow:0 4px 14px rgba(0,0,0,.2);
}
.btn-primary:hover { opacity:.88; transform:translateY(-1px); }
.btn-primary:active { transform:translateY(0); }
.btn-primary.full { width:100%; }

.btn-ghost {
  display:inline-flex; align-items:center; justify-content:center; gap:8px;
  padding:13px 22px;
  background:transparent; color:var(--ink2);
  border:1.5px solid var(--border2); border-radius:var(--r);
  font-size:14px; font-weight:500;
  transition:all var(--tr);
}
.btn-ghost:hover { border-color:var(--ink); color:var(--ink); background:var(--bg2); }
.btn-ghost.full { width:100%; }

.btn-sm {
  padding:7px 13px;
  background:var(--bg); color:var(--ink);
  border:1px solid var(--border2); border-radius:var(--r);
  font-size:12px; font-weight:500;
  transition:all var(--tr);
}
.btn-sm:hover { border-color:var(--ink); box-shadow:var(--sh); }

.btn-sm-red {
  padding:7px 13px;
  background:var(--red-bg); color:var(--red);
  border:1px solid rgba(220,38,38,.2); border-radius:var(--r);
  font-size:12px; font-weight:500;
  transition:all var(--tr);
}
.btn-sm-red:hover { background:#fee2e2; }

.section-label {
  font-size:11px; font-weight:700; text-transform:uppercase;
  letter-spacing:.08em; color:var(--ink3);
  margin-bottom:12px;
}

.empty-box {
  text-align:center; padding:56px 20px;
}
.empty-box .ei { font-size:44px; margin-bottom:14px; }
.empty-box .et { font-size:15px; font-weight:600; color:var(--ink2); margin-bottom:4px; }
.empty-box .es { font-size:13px; color:var(--ink3); }

/* ============================================================
   LOGIN SCREEN
   ============================================================ */

#screen-login {
  display:flex;
  align-items:center;
  justify-content:center;
  background:var(--bg);
  position:relative;
  overflow:hidden;
  padding:24px;
}

.login-bg-grid {
  position:absolute; inset:0;
  background-image:
    linear-gradient(rgba(0,0,0,.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,0,0,.035) 1px, transparent 1px);
  background-size:48px 48px;
  pointer-events:none;
}

.login-container {
  position:relative;
  display:flex; flex-direction:column; align-items:center;
  gap:28px; width:100%; max-width:420px;
}

.login-logo-area { text-align:center; }

.logo-mark {
  width:60px; height:60px;
  background:var(--ink); border-radius:var(--r2);
  display:flex; align-items:center; justify-content:center;
  font-size:26px; color:#fff; margin:0 auto 14px;
  box-shadow:var(--sh2);
}

.logo-text { font-size:30px; font-weight:900; letter-spacing:-.03em; }
.logo-sub  { font-size:13px; color:var(--ink3); margin-top:4px; }

.login-card {
  width:100%;
  background:var(--bg);
  border:1px solid var(--border);
  border-radius:var(--r3);
  box-shadow:var(--sh3);
  padding:32px;
  position:relative;
  overflow:hidden;
}

.login-card::before {
  content:'';
  position:absolute; top:0; left:0; right:0; height:2px;
  background:linear-gradient(90deg,transparent,var(--ink),transparent);
}

.card-heading { font-size:20px; font-weight:800; letter-spacing:-.02em; margin-bottom:6px; }
.card-desc    { font-size:13px; color:var(--ink3); margin-bottom:24px; line-height:1.5; }

.btn-google {
  width:100%;
  display:flex; align-items:center; justify-content:center; gap:12px;
  padding:13px 20px;
  background:var(--bg); color:var(--ink);
  border:1.5px solid var(--border2); border-radius:var(--r);
  font-size:14px; font-weight:500;
  box-shadow:var(--sh);
  transition:all var(--tr);
}
.btn-google:hover { border-color:var(--ink); box-shadow:var(--sh2); transform:translateY(-1px); }
.google-svg { width:18px; height:18px; flex-shrink:0; }

.gsi-note {
  font-size:12px; color:var(--ink4);
  text-align:center; margin-top:10px; line-height:1.4;
  min-height:16px;
}



.account-list { margin-bottom:16px; }

.account-row {
  display:flex; align-items:center; gap:12px;
  padding:11px 12px; border-radius:var(--r);
  cursor:pointer; transition:background var(--tr);
}
.account-row:hover { background:var(--bg2); }

.acct-avatar {
  width:40px; height:40px; border-radius:50%;
  display:flex; align-items:center; justify-content:center;
  color:#fff; font-size:13px; font-weight:700; flex-shrink:0;
}

.add-acct { background:var(--bg3) !important; color:var(--ink2); font-size:22px; }

.acct-info { display:flex; flex-direction:column; flex:1; }
.acct-name  { font-size:14px; font-weight:500; color:var(--ink); }
.acct-email { font-size:12px; color:var(--ink3); }
.acct-arrow { color:var(--ink4); font-size:18px; }

.btn-back {
  background:none; border:none;
  font-size:13px; color:var(--ink3);
  padding:8px 0; margin-top:4px;
  transition:color var(--tr);
}
.btn-back:hover { color:var(--ink); }

.login-footer { font-size:12px; color:var(--ink4); text-align:center; }

/* ============================================================
   ROLL SCREEN
   ============================================================ */

#screen-roll {
  display:flex;
  background:var(--bg);
  padding:24px;
}

.roll-page {
  flex:1; width:100%; max-width:560px;
  margin:0 auto; display:flex; flex-direction:column; gap:24px;
}

.roll-topbar {
  display:flex; align-items:center; justify-content:space-between;
}

.roll-user { display:flex; align-items:center; gap:12px; }

.user-chip-avatar {
  width:44px; height:44px; border-radius:50%;
  background:var(--ink); color:#fff;
  display:flex; align-items:center; justify-content:center;
  font-size:15px; font-weight:700; flex-shrink:0;
}

.roll-welcome-label { font-size:11px; text-transform:uppercase; letter-spacing:.07em; color:var(--ink3); }
.roll-user-name { font-size:18px; font-weight:700; letter-spacing:-.02em; }

.btn-signout {
  padding:8px 16px;
  background:none; color:var(--ink3);
  border:1px solid var(--border2); border-radius:var(--rf);
  font-size:13px; transition:all var(--tr);
}
.btn-signout:hover { border-color:var(--ink); color:var(--ink); }

.roll-center { flex:1; display:flex; flex-direction:column; justify-content:center; gap:20px; }

.roll-card {
  background:var(--bg);
  border:1px solid var(--border);
  border-radius:var(--r3);
  box-shadow:var(--sh3);
  padding:40px 36px;
  text-align:center;
  position:relative; overflow:hidden;
}

.roll-card::before {
  content:'';
  position:absolute; top:0; left:0; right:0; height:2px;
  background:linear-gradient(90deg,transparent,var(--ink),transparent);
}

.roll-emoji { font-size:48px; margin-bottom:16px; display:block; animation:bob 3s ease-in-out infinite; }

@keyframes bob {
  0%,100% { transform:translateY(0); }
  50%      { transform:translateY(-8px); }
}

.roll-card-title { font-size:26px; font-weight:800; letter-spacing:-.03em; margin-bottom:8px; }
.roll-card-desc  { font-size:14px; color:var(--ink3); margin-bottom:28px; }

.roll-row {
  display:flex; gap:10px; margin-top:8px;
}

.roll-field {
  flex:1;
  font-family:var(--mono) !important;
  font-size:17px !important;
  letter-spacing:.06em;
  text-transform:uppercase;
}

.btn-enter {
  padding:0 22px;
  background:var(--ink); color:#fff;
  border:none; border-radius:var(--r);
  font-size:14px; font-weight:600;
  white-space:nowrap;
  box-shadow:0 4px 16px rgba(0,0,0,.2);
  transition:all var(--tr);
  display:flex; align-items:center; gap:6px;
}
.btn-enter:hover { opacity:.88; transform:translateY(-1px); }
.enter-arrow { transition:transform var(--tr); }
.btn-enter:hover .enter-arrow { transform:translateX(4px); }

.roll-error { font-size:12px; color:var(--red); min-height:18px; margin-top:6px; }

.prev-stats {
  display:flex; gap:10px; justify-content:center; flex-wrap:wrap;
  margin-top:20px;
}

.stat-pill {
  display:flex; align-items:center; gap:8px;
  background:var(--bg2); border:1px solid var(--border);
  border-radius:var(--rf); padding:7px 14px;
  font-size:13px;
}
.stat-pill strong { color:var(--ink); }
.stat-pill span   { color:var(--ink3); }

.roll-info-row {
  display:flex; gap:10px; justify-content:center; flex-wrap:wrap;
}

.info-pill {
  background:var(--bg2); border:1px solid var(--border);
  border-radius:var(--rf); padding:8px 16px;
  font-size:13px; color:var(--ink3);
}

/* ============================================================
   DASHBOARD NAV
   ============================================================ */

#screen-dashboard {
  display:flex; flex-direction:column;
  background:var(--bg);
}

.dash-nav {
  position:sticky; top:0; z-index:100;
  height:58px; padding:0 24px;
  background:rgba(255,255,255,.92);
  backdrop-filter:blur(20px) saturate(160%);
  border-bottom:1px solid var(--border);
  display:flex; align-items:center; gap:20px;
}

.nav-brand { font-size:16px; font-weight:900; letter-spacing:-.02em; flex-shrink:0; }

.nav-status {
  display:flex; align-items:center; gap:6px;
  background:var(--green-bg); border:1px solid rgba(5,150,105,.2);
  border-radius:var(--rf); padding:4px 12px;
  font-size:12px; font-weight:500; color:var(--green);
  flex-shrink:0;
}

.status-dot {
  width:7px; height:7px; border-radius:50%;
  background:var(--green);
  animation:pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%,100% { box-shadow:0 0 0 2px rgba(5,150,105,.25); }
  50%      { box-shadow:0 0 0 5px rgba(5,150,105,.1); }
}

.nav-tabs {
  flex:1;
  display:flex; align-items:center; justify-content:center; gap:4px;
  background:var(--bg2); border:1px solid var(--border);
  border-radius:var(--rf); padding:4px;
  max-width:380px; margin:0 auto;
}

.nav-tab {
  padding:6px 16px;
  background:transparent; color:var(--ink3);
  border:none; border-radius:var(--rf);
  font-size:13px; font-weight:500;
  transition:all var(--tr);
}
.nav-tab:hover { color:var(--ink); background:var(--bg3); }
.nav-tab.active { background:var(--ink); color:#fff; }

.nav-user-area { position:relative; flex-shrink:0; }

.nav-user {
  display:flex; align-items:center; gap:8px;
  padding:6px 10px; border-radius:var(--r);
  cursor:pointer; transition:background var(--tr);
}
.nav-user:hover { background:var(--bg2); }

.nav-avatar {
  width:30px; height:30px; border-radius:50%;
  background:var(--ink); color:#fff;
  display:flex; align-items:center; justify-content:center;
  font-size:11px; font-weight:700; flex-shrink:0;
}

.nav-user-text { display:flex; flex-direction:column; }
.nav-uname { font-size:13px; font-weight:600; }
.nav-uroll { font-size:11px; color:var(--ink3); font-family:var(--mono); }
.nav-caret { font-size:10px; color:var(--ink4); transition:transform var(--tr); }
.nav-user:hover .nav-caret { transform:rotate(180deg); }

.user-dropdown {
  position:absolute; top:calc(100% + 8px); right:0;
  background:var(--bg); border:1px solid var(--border);
  border-radius:var(--r2); box-shadow:var(--sh2);
  padding:6px; min-width:170px; z-index:200;
  animation:pop .2s ease;
}

@keyframes pop {
  from { opacity:0; transform:scale(.95) translateY(-4px); }
  to   { opacity:1; transform:scale(1) translateY(0); }
}

.dd-item {
  padding:9px 12px;
  border-radius:var(--r); font-size:13px;
  cursor:pointer; transition:background var(--tr);
  display:flex; align-items:center; gap:8px;
}
.dd-item:hover { background:var(--bg2); }
.dd-item.dd-danger { color:var(--red); }
.dd-item.dd-danger:hover { background:var(--red-bg); }
.dd-divider { height:1px; background:var(--border); margin:4px 0; }

/* Mobile tabs */
.mobile-tabs {
  display:none;
  background:var(--bg); border-bottom:1px solid var(--border);
  padding:0 12px; overflow-x:auto;
  -ms-overflow-style:none; scrollbar-width:none;
}
.mobile-tabs::-webkit-scrollbar { display:none; }

.mob-tab {
  padding:10px 16px;
  background:none; border:none; border-bottom:2px solid transparent;
  font-size:13px; font-weight:500; color:var(--ink3);
  white-space:nowrap; transition:all var(--tr);
}
.mob-tab.active { color:var(--ink); border-bottom-color:var(--ink); }

/* ============================================================
   DASHBOARD MAIN
   ============================================================ */

.dash-main {
  flex:1; padding:28px 28px 60px;
  max-width:1080px; width:100%; margin:0 auto;
}

.tab-pane { animation:slide-in .3s ease both; }
.tab-pane.hidden { display:none; }

@keyframes slide-in {
  from { opacity:0; transform:translateY(8px); }
  to   { opacity:1; transform:translateY(0); }
}

/* ===== OVERVIEW TAB ===== */

.welcome-bar {
  display:flex; align-items:flex-start; justify-content:space-between;
  margin-bottom:24px; flex-wrap:wrap; gap:12px;
}

.welcome-heading { font-size:26px; font-weight:800; letter-spacing:-.03em; }
.welcome-sub { font-size:13px; color:var(--ink3); margin-top:2px; }

.btn-checkout {
  display:flex; align-items:center; gap:8px;
  padding:11px 20px;
  background:var(--bg); color:var(--ink);
  border:1.5px solid var(--border2); border-radius:var(--r);
  font-size:13px; font-weight:600;
  box-shadow:var(--sh); transition:all var(--tr);
  flex-shrink:0;
}
.btn-checkout:hover { border-color:var(--red); color:var(--red); background:var(--red-bg); }

/* Clock card */
.clock-card {
  background:var(--ink); color:#fff;
  border-radius:var(--r3); padding:26px 30px;
  display:flex; align-items:center; gap:28px;
  margin-bottom:20px; box-shadow:var(--sh2);
  position:relative; overflow:hidden;
}

.clock-card::after {
  content:'';
  position:absolute; inset:0;
  background:radial-gradient(ellipse at 75% 50%, rgba(255,255,255,.06), transparent 60%);
  pointer-events:none;
}

.clock-left { flex:1; }
.clock-time { font-family:var(--mono); font-size:40px; font-weight:600; letter-spacing:-.01em; line-height:1; margin-bottom:4px; }
.clock-date { font-size:13px; opacity:.5; }

.clock-sep { width:1px; height:56px; background:rgba(255,255,255,.15); flex-shrink:0; }

.clock-right { flex:1; }
.session-label { font-size:10px; text-transform:uppercase; letter-spacing:.1em; opacity:.45; margin-bottom:6px; }
.session-val   { font-family:var(--mono); font-size:24px; font-weight:600; line-height:1.2; margin-bottom:4px; }
.session-entry { font-size:12px; opacity:.45; }

/* Stats row */
.stats-row {
  display:grid; grid-template-columns:repeat(4,1fr);
  gap:14px; margin-bottom:20px;
}

.stat-box {
  background:var(--bg); border:1px solid var(--border);
  border-radius:var(--r2); padding:18px;
  box-shadow:var(--sh); transition:all var(--tr);
}
.stat-box:hover { box-shadow:var(--sh2); transform:translateY(-2px); }

.stat-ico { font-size:20px; margin-bottom:6px; }
.stat-num { font-size:26px; font-weight:800; letter-spacing:-.03em; margin-bottom:2px; }
.stat-lbl { font-size:11px; text-transform:uppercase; letter-spacing:.05em; color:var(--ink3); }

/* Overdue alert */
.overdue-alert {
  display:flex; align-items:center; gap:14px;
  background:var(--amber-bg); border:1px solid rgba(217,119,6,.25);
  border-radius:var(--r2); padding:16px 18px;
  margin-bottom:20px;
}

.oa-icon { font-size:20px; flex-shrink:0; }
.oa-content { flex:1; font-size:13px; color:var(--ink2); }
.oa-content strong { color:var(--amber); display:block; margin-bottom:2px; font-size:14px; }
.oa-btn {
  padding:7px 13px;
  background:transparent; color:var(--amber);
  border:1px solid rgba(217,119,6,.3); border-radius:var(--r);
  font-size:12px; font-weight:600; transition:all var(--tr);
}
.oa-btn:hover { background:var(--amber-bg); border-color:var(--amber); }

/* Activity chart */
.chart-card {
  background:var(--bg); border:1px solid var(--border);
  border-radius:var(--r2); padding:22px;
  margin-bottom:20px; box-shadow:var(--sh);
}

.chart-header { display:flex; align-items:center; justify-content:space-between; margin-bottom:18px; }
.chart-title  { font-size:14px; font-weight:700; }
.chart-badge  { font-size:12px; background:var(--bg3); border-radius:var(--rf); padding:4px 12px; color:var(--ink3); }

.chart-bars {
  display:flex; align-items:flex-end; gap:8px;
  height:80px; margin-bottom:8px;
}

.bar-wrap { flex:1; display:flex; align-items:flex-end; height:100%; position:relative; }

.bar {
  width:100%; border-radius:4px 4px 0 0;
  background:var(--ink); min-height:3px;
  transition:height .4s ease;
  cursor:pointer; position:relative;
}
.bar.empty { background:var(--bg3); }
.bar:hover { opacity:.7; }

.bar-tip {
  position:absolute; bottom:calc(100% + 6px); left:50%;
  transform:translateX(-50%);
  background:var(--ink); color:#fff;
  font-size:10px; padding:3px 7px; border-radius:4px;
  white-space:nowrap; pointer-events:none;
  opacity:0; transition:opacity .15s;
}
.bar:hover .bar-tip { opacity:1; }

.chart-days {
  display:flex; gap:8px;
}
.chart-days span { flex:1; text-align:center; font-size:11px; color:var(--ink4); }

/* Quick actions */
.qa-section { margin-bottom:24px; }

.qa-grid {
  display:grid; grid-template-columns:repeat(4,1fr); gap:12px;
}

.qa-btn {
  display:flex; flex-direction:column; align-items:center; gap:10px;
  padding:18px 14px;
  background:var(--bg); border:1px solid var(--border);
  border-radius:var(--r2); font-size:13px; font-weight:500;
  box-shadow:var(--sh); transition:all var(--tr);
  color:var(--ink);
}
.qa-btn:hover { border-color:var(--ink); box-shadow:var(--sh2); transform:translateY(-3px); }
.qa-btn span { font-size:24px; }

/* ===== BOOKS TAB ===== */

.pane-header {
  display:flex; align-items:flex-start; justify-content:space-between;
  margin-bottom:22px; flex-wrap:wrap; gap:12px;
}

.pane-title { font-size:22px; font-weight:800; letter-spacing:-.03em; }
.pane-sub   { font-size:13px; color:var(--ink3); margin-top:2px; }

.search-box {
  padding:9px 14px;
  border:1px solid var(--border2); border-radius:var(--rf);
  background:var(--bg2); outline:none; font-size:13px;
  width:220px; transition:border-color var(--tr);
}
.search-box:focus { border-color:var(--ink); background:var(--bg); }

.seg-tabs {
  display:flex; gap:8px; margin-bottom:20px; flex-wrap:wrap;
}

.seg {
  display:flex; align-items:center; gap:7px;
  padding:7px 15px;
  background:var(--bg2); color:var(--ink3);
  border:1px solid var(--border); border-radius:var(--rf);
  font-size:13px; font-weight:500;
  transition:all var(--tr);
}
.seg:hover { border-color:var(--ink2); color:var(--ink); }
.seg.active { background:var(--ink); color:#fff; border-color:var(--ink); }

.seg-n {
  border-radius:var(--rf); padding:1px 7px;
  font-size:11px; font-weight:700;
  background:rgba(255,255,255,.2);
}
.seg:not(.active) .seg-n { background:var(--bg3); color:var(--ink3); }
.seg-n.urgent { background:rgba(220,38,38,.12); color:var(--red); }
.seg.active .seg-n.urgent { background:rgba(255,255,255,.3); color:#fff; }

/* Book cards */
.book-card {
  display:flex; align-items:center; gap:16px;
  background:var(--bg); border:1px solid var(--border);
  border-radius:var(--r2); padding:18px;
  margin-bottom:10px; box-shadow:var(--sh);
  transition:all var(--tr);
}
.book-card:hover { box-shadow:var(--sh2); border-color:var(--border2); }
.book-card.is-overdue { border-color:rgba(220,38,38,.3); background:var(--red-bg); }
.book-card.is-due-soon { border-color:rgba(217,119,6,.3); background:var(--amber-bg); }

.book-cover {
  width:50px; height:66px; border-radius:6px;
  background:var(--ink); display:flex; align-items:center; justify-content:center;
  font-size:22px; flex-shrink:0; box-shadow:var(--sh);
}

.book-body { flex:1; min-width:0; }
.book-title  { font-size:14px; font-weight:600; margin-bottom:2px; white-space:nowrap; overflow:hidden; text-overflow:ellipsis; }
.book-author { font-size:12px; color:var(--ink3); margin-bottom:8px; }

.book-tags { display:flex; align-items:center; gap:8px; flex-wrap:wrap; }

.book-tag {
  font-size:11px; padding:2px 9px;
  border-radius:var(--rf); background:var(--bg3); color:var(--ink3); font-weight:500;
}
.book-tag.tg-overdue  { background:var(--red-bg);   color:var(--red); }
.book-tag.tg-due-soon { background:var(--amber-bg);  color:var(--amber); }
.book-tag.tg-returned { background:var(--green-bg);  color:var(--green); }

.book-due { font-size:12px; color:var(--ink4); }
.book-due.od { color:var(--red); font-weight:600; }
.book-due.ds { color:var(--amber); font-weight:600; }

.book-acts { display:flex; gap:8px; flex-shrink:0; }

/* ===== HISTORY TAB ===== */

.filter-row { display:flex; gap:6px; }

.filter-btn {
  padding:6px 14px;
  background:var(--bg2); color:var(--ink3);
  border:1px solid var(--border); border-radius:var(--rf);
  font-size:12px; font-weight:500;
  transition:all var(--tr);
}
.filter-btn:hover { border-color:var(--ink2); color:var(--ink); }
.filter-btn.active { background:var(--ink); color:#fff; border-color:var(--ink); }

.hist-stats {
  display:grid; grid-template-columns:repeat(4,1fr);
  gap:14px; margin-bottom:24px;
}

.hist-stat {
  background:var(--bg); border:1px solid var(--border);
  border-radius:var(--r2); padding:18px; text-align:center;
  box-shadow:var(--sh);
}
.hs-val { font-size:22px; font-weight:800; letter-spacing:-.02em; margin-bottom:2px; }
.hs-lbl { font-size:11px; text-transform:uppercase; letter-spacing:.05em; color:var(--ink4); }

.hist-item {
  display:flex; align-items:center; gap:16px;
  background:var(--bg); border:1px solid var(--border);
  border-radius:var(--r2); padding:16px 18px;
  margin-bottom:10px; box-shadow:var(--sh);
  transition:all var(--tr);
}
.hist-item:hover { box-shadow:var(--sh2); }
.hist-item.is-current { border-color:var(--green); background:var(--green-bg); }

.hi-date { min-width:80px; text-align:center; }
.hi-d    { font-size:13px; font-weight:600; }
.hi-day  { font-size:11px; color:var(--ink4); }

.hi-sep  { width:1px; height:34px; background:var(--border); flex-shrink:0; }

.hi-info { flex:1; }
.hi-times {
  display:flex; align-items:center; gap:10px;
  margin-bottom:3px;
}
.hi-time  { font-family:var(--mono); font-size:13px; font-weight:500; }
.hi-arr   { color:var(--ink4); font-size:11px; }

.hi-chip {
  font-size:11px; font-weight:600;
  background:var(--bg3); color:var(--ink3);
  border-radius:var(--rf); padding:2px 8px;
}

.hi-label { font-size:12px; color:var(--ink4); }
.hi-label.active-lbl { color:var(--green); font-weight:600; }

/* ===== FINES TAB ===== */

.fine-top {
  display:grid; grid-template-columns:1fr 280px;
  gap:14px; margin-bottom:24px;
}

.fine-hero {
  background:var(--ink); color:#fff;
  border-radius:var(--r3); padding:28px;
  position:relative; overflow:hidden;
}
.fine-hero::after {
  content:'';
  position:absolute; inset:0;
  background:radial-gradient(ellipse at 70% 30%, rgba(255,255,255,.07), transparent 60%);
  pointer-events:none;
}

.fine-hero-label { font-size:10px; text-transform:uppercase; letter-spacing:.1em; opacity:.45; margin-bottom:10px; }
.fine-hero-amt   { font-size:44px; font-weight:800; letter-spacing:-.04em; margin-bottom:14px; line-height:1; }
.fine-hero-note  { font-size:13px; opacity:.5; }

.btn-pay-all {
  display:inline-flex; align-items:center;
  padding:11px 22px;
  background:#fff; color:var(--ink);
  border:none; border-radius:var(--r);
  font-size:13px; font-weight:700;
  margin-bottom:12px;
  transition:opacity var(--tr);
}
.btn-pay-all:hover { opacity:.9; }

.fine-side {
  background:var(--bg); border:1px solid var(--border);
  border-radius:var(--r3); padding:18px;
  display:flex; flex-direction:column; justify-content:space-between;
  box-shadow:var(--sh);
}

.fine-side-row {
  display:flex; align-items:center; justify-content:space-between;
  padding:9px 0; border-bottom:1px solid var(--border);
  font-size:13px;
}
.fine-side-row:last-child { border-bottom:none; }
.fine-side-row span { color:var(--ink3); }
.fine-side-row strong { color:var(--ink); font-weight:700; }

.fine-item {
  display:flex; align-items:center; gap:14px;
  background:var(--bg); border:1px solid var(--border);
  border-radius:var(--r2); padding:16px 18px;
  margin-bottom:10px; box-shadow:var(--sh);
  transition:all var(--tr);
}
.fine-item:hover { box-shadow:var(--sh2); }
.fine-item.is-paid { opacity:.6; }

.fi-ico   { font-size:22px; }
.fi-info  { flex:1; }
.fi-title { font-size:14px; font-weight:600; margin-bottom:2px; }
.fi-sub   { font-size:12px; color:var(--ink3); }
.fi-amt   { font-size:17px; font-weight:800; color:var(--red); white-space:nowrap; }
.fi-amt.paid-amt { color:var(--green); }

/* ============================================================
   MODALS
   ============================================================ */

.overlay {
  position:fixed; inset:0;
  background:rgba(0,0,0,.45);
  backdrop-filter:blur(6px);
  display:flex; align-items:center; justify-content:center;
  z-index:9000; padding:20px;
}

.modal {
  background:#fff; border-radius:var(--r3);
  padding:34px; max-width:400px; width:100%;
  box-shadow:0 40px 100px rgba(0,0,0,.18);
  text-align:center;
  animation:pop .3s cubic-bezier(.34,1.4,.64,1);
}

.modal-icon-lg { font-size:38px; margin-bottom:14px; }
.modal-title   { font-size:19px; font-weight:700; letter-spacing:-.02em; margin-bottom:8px; }
.modal-desc    { font-size:13px; color:var(--ink3); margin-bottom:18px; line-height:1.5; }

.modal-info-row {
  display:flex; gap:20px; justify-content:center;
  background:var(--bg2); border:1px solid var(--border);
  border-radius:var(--r); padding:14px;
  margin-bottom:20px;
}

.mi { text-align:center; }
.mi span   { font-size:11px; text-transform:uppercase; letter-spacing:.06em; color:var(--ink4); display:block; margin-bottom:4px; }
.mi strong { font-size:15px; font-weight:700; font-family:var(--mono); }

.modal-btns { display:flex; gap:10px; justify-content:center; flex-wrap:wrap; }

/* Renew */
.renew-item {
  display:flex; align-items:center; gap:12px;
  padding:10px; border-radius:var(--r);
  cursor:pointer; transition:background var(--tr);
}
.renew-item:hover { background:var(--bg2); }
.renew-chk { width:16px; height:16px; accent-color:var(--ink); cursor:pointer; }
.renew-info { flex:1; }
.renew-title { font-size:13px; font-weight:600; }
.renew-sub   { font-size:12px; color:var(--ink3); }

/* Pay methods */
.pay-methods { display:flex; gap:8px; justify-content:center; margin-bottom:18px; }
.pay-btn {
  padding:8px 20px;
  background:var(--bg2); color:var(--ink3);
  border:1.5px solid var(--border); border-radius:var(--rf);
  font-size:13px; font-weight:500;
  transition:all var(--tr);
}
.pay-btn:hover { border-color:var(--ink); color:var(--ink); }
.pay-btn.active { background:var(--ink); color:#fff; border-color:var(--ink); }

/* ============================================================
   CHECKOUT SUCCESS SCREEN
   ============================================================ */

#screen-done {
  display:flex; align-items:center; justify-content:center;
  background:var(--bg); padding:24px;
}

.done-page {
  max-width:400px; width:100%;
  display:flex; flex-direction:column; align-items:center;
  gap:18px; text-align:center;
}

.done-icon {
  font-size:44px; width:80px; height:80px;
  background:var(--ink); border-radius:50%;
  display:flex; align-items:center; justify-content:center;
  box-shadow:var(--sh2); animation:pop .5s cubic-bezier(.34,1.5,.64,1);
}

.done-title { font-size:26px; font-weight:800; letter-spacing:-.03em; }
.done-sub   { font-size:14px; color:var(--ink3); }

.done-receipt {
  width:100%; background:var(--bg2);
  border:1px solid var(--border); border-radius:var(--r2);
  overflow:hidden;
}

.receipt-row {
  display:flex; justify-content:space-between; align-items:center;
  padding:13px 18px; border-bottom:1px solid var(--border);
  font-size:13px;
}
.receipt-row:last-child { border-bottom:none; }
.receipt-row span   { color:var(--ink3); }
.receipt-row strong { font-family:var(--mono); color:var(--ink); }

/* ============================================================
   TOAST
   ============================================================ */

.toast {
  position:fixed; bottom:24px; left:50%;
  transform:translateX(-50%) translateY(70px);
  background:var(--ink); color:#fff;
  border-radius:var(--rf); padding:11px 20px;
  display:flex; align-items:center; gap:8px;
  font-size:13px; font-weight:500;
  box-shadow:var(--sh2); z-index:99999;
  pointer-events:none;
  transition:transform .35s cubic-bezier(.34,1.5,.64,1);
  white-space:nowrap;
}
.toast.show { transform:translateX(-50%) translateY(0); }

/* ============================================================
   SCROLLBAR
   ============================================================ */

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

/* ============================================================
   RESPONSIVE
   ============================================================ */

@media (max-width: 860px) {
  .stats-row    { grid-template-columns:1fr 1fr; }
  .qa-grid      { grid-template-columns:1fr 1fr; }
  .fine-top     { grid-template-columns:1fr; }
  .hist-stats   { grid-template-columns:1fr 1fr; }
  .nav-tabs     { display:none; }
  .nav-status   { display:none; }
  .mobile-tabs  { display:flex; }
  .dash-main    { padding:20px 16px 48px; }
}

@media (max-width: 540px) {
  .clock-card   { flex-direction:column; gap:14px; padding:20px; }
  .clock-sep    { display:none; }
  .clock-time   { font-size:30px; }
  .hist-stats   { grid-template-columns:1fr 1fr; }
  .roll-card    { padding:28px 20px; }
  .modal        { padding:24px 20px; }
  .modal-btns   { flex-direction:column; }
  .dash-nav     { padding:0 14px; gap:12px; }
  .nav-user-text { display:none; }
}