/* Shared design system for the Library module (student-facing pages).
   Blue -> Indigo -> Purple -> Cyan gradient, white rounded cards, soft shadows. */

:root {
  --lib-blue: #2563eb;
  --lib-primary: #4f46e5;
  --lib-purple: #7c3aed;
  --lib-cyan: #06b6d4;
  --lib-ink: #1e1b3a;
  --lib-muted: #8b87a8;
  --lib-bg: #f5f5fc;
  --lib-card-radius: 20px;
}

* { font-family: 'Inter', sans-serif; }
h1, h2, h3, h4, h5, .lib-brand-text, .lib-btn-primary { font-family: 'Poppins', sans-serif; }

/* ---------- Auth pages (login / register) ---------- */
.lib-auth-body {
  min-height: 100vh;
  margin: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 32px 16px;
  background: linear-gradient(135deg, #4338ca 0%, #4f46e5 35%, #7c3aed 70%, #06b6d4 100%);
  background-attachment: fixed;
}

.lib-auth-shell { width: 100%; max-width: 430px; }
.lib-auth-shell.lib-auth-wide { max-width: 760px; }

.lib-brand-row { display: flex; align-items: center; gap: 12px; justify-content: center; margin-bottom: 18px; }
.lib-brand-mark {
  width: 52px; height: 52px; border-radius: 16px;
  background: rgba(255,255,255,.18); border: 1px solid rgba(255,255,255,.35);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.5rem; color: #fff; backdrop-filter: blur(6px);
}
.lib-brand-logo {
  width: 52px; height: 52px; border-radius: 16px; object-fit: contain;
  background: rgba(255,255,255,.9); border: 1px solid rgba(255,255,255,.35);
  padding: 4px; flex-shrink: 0;
}
.lib-brand-text { color: #fff; font-weight: 800; font-size: 1.4rem; letter-spacing: .04em; line-height: 1.1; text-align: left; }
.lib-brand-text small { display: block; font-size: .65rem; font-weight: 600; letter-spacing: .14em; color: rgba(255,255,255,.75); }

.lib-auth-card {
  background: #fff;
  border-radius: var(--lib-card-radius);
  padding: clamp(24px, 4vw, 36px);
  box-shadow: 0 24px 60px rgba(30,10,90,.35);
  animation: libPop .35s ease-out;
}
@keyframes libPop { 0% { opacity: 0; transform: scale(.96); } 100% { opacity: 1; transform: scale(1); } }

.lib-input-icon { position: relative; }
.lib-input-icon > i:first-child { position: absolute; left: 14px; top: 50%; transform: translateY(-50%); color: var(--lib-primary); z-index: 2; }
.lib-input-icon .form-control, .lib-input-icon .form-select { padding-left: 2.4rem; border-radius: 12px; border: 1.5px solid #e6e3fb; background: #f8f8fd; }
.lib-input-icon .form-control:focus, .lib-input-icon .form-select:focus { border-color: var(--lib-primary); box-shadow: 0 0 0 4px rgba(79,70,229,.12); background: #fff; }
.lib-input-icon input[type="password"], .lib-input-icon input[type="text"].lib-password-revealed { padding-right: 2.4rem; }
.lib-input-icon .password-toggle-btn {
  position: absolute; right: 12px; top: 50%; transform: translateY(-50%); z-index: 2;
  border: none; background: none; color: #8b87a8; padding: .2rem; line-height: 1; cursor: pointer;
}
.lib-input-icon .password-toggle-btn:hover { color: var(--lib-primary); }

.lib-reg-photo-trigger {
  width: 90px; height: 90px; border-radius: 50%; border: 2px dashed #c7c2ec;
  background: var(--lib-bg); color: var(--lib-primary); display: flex; align-items: center; justify-content: center;
  overflow: hidden; padding: 0; cursor: pointer; transition: border-color .15s;
}
.lib-reg-photo-trigger:hover { border-color: var(--lib-primary); }
.lib-reg-photo-trigger img { width: 100%; height: 100%; object-fit: cover; }

.lib-btn-primary {
  background: linear-gradient(120deg, var(--lib-blue), var(--lib-primary) 55%, var(--lib-purple));
  background-size: 200% 200%;
  border: none; color: #fff; font-weight: 700;
  padding: .75rem 1rem; border-radius: 12px;
  box-shadow: 0 10px 24px rgba(79,70,229,.35);
  transition: transform .15s, box-shadow .15s, background-position .4s;
}
.lib-btn-primary:hover { transform: translateY(-2px); box-shadow: 0 14px 30px rgba(79,70,229,.45); background-position: 100% 0; color: #fff; }
.lib-btn-primary:disabled { opacity: .7; transform: none; cursor: not-allowed; }

.lib-link { color: var(--lib-primary); text-decoration: none; font-weight: 600; font-size: .9rem; }
.lib-link:hover { text-decoration: underline; color: var(--lib-purple); }

.lib-req { color: #ef4444; }
.lib-section-tag {
  font-size: .76rem; font-weight: 700; letter-spacing: .06em; text-transform: uppercase;
  color: #8a80c9; margin: 4px 0 12px;
}

/* ---------- App shell (header + bottom nav + content) ---------- */
body.lib-app-body {
  background: var(--lib-bg);
  min-height: 100vh;
  margin: 0;
  padding-bottom: 90px; /* clears the floating bottom nav */
}

.lib-card {
  background: #fff; border-radius: var(--lib-card-radius);
  box-shadow: 0 8px 24px rgba(30,10,90,.08); border: 1px solid rgba(30,10,90,.05);
}

.lib-app-header {
  background: linear-gradient(120deg, var(--lib-blue), var(--lib-primary) 60%, var(--lib-purple));
  color: #fff;
  padding: 14px 16px 20px;
  border-radius: 0 0 22px 22px;
  box-shadow: 0 10px 28px rgba(79,70,229,.28);
  position: sticky; top: 0; z-index: 1030;
}
.lib-header-top { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.lib-profile-link { display: flex; align-items: center; gap: 10px; color: #fff; text-decoration: none; min-width: 0; }
.lib-avatar {
  width: 38px; height: 38px; border-radius: 50%; flex-shrink: 0;
  background: rgba(255,255,255,.25); display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-family: 'Poppins', sans-serif;
}
.lib-profile-link .lib-greet-name { font-weight: 700; font-family: 'Poppins', sans-serif; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; max-width: 46vw; }
.lib-profile-link .lib-greet-sub { font-size: .68rem; opacity: .8; }

.lib-header-icons { display: flex; align-items: center; gap: 8px; flex-shrink: 0; }
.lib-header-icon-btn {
  position: relative; width: 38px; height: 38px; border-radius: 12px;
  background: rgba(255,255,255,.18); color: #fff; display: flex; align-items: center; justify-content: center;
  text-decoration: none; font-size: 1.05rem; transition: background .15s;
}
.lib-header-icon-btn:hover { background: rgba(255,255,255,.32); color: #fff; }
.lib-header-badge {
  position: absolute; top: -4px; right: -4px; background: #ef4444; color: #fff; font-size: .62rem; font-weight: 700;
  min-width: 16px; height: 16px; border-radius: 8px; display: flex; align-items: center; justify-content: center; padding: 0 3px;
}
.lib-coin-badge {
  display: flex; align-items: center; gap: 5px; background: rgba(255,255,255,.18); border-radius: 999px;
  padding: 6px 12px; font-weight: 700; font-size: .82rem; color: #fff; text-decoration: none; white-space: nowrap;
}
.lib-coin-badge:hover { background: rgba(255,255,255,.3); color: #fff; }

.lib-app-content { max-width: 720px; margin: 0 auto; padding: 16px; }

.lib-bottom-nav {
  position: fixed; left: 12px; right: 12px; bottom: 12px; z-index: 1050;
  background: rgba(255,255,255,.88); backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px);
  box-shadow: 0 14px 36px rgba(30,10,90,.22);
  display: flex; gap: 4px; border-radius: 22px; padding: 6px;
  border: 1px solid rgba(230,227,251,.9);
}
.lib-bottom-nav-link {
  flex: 1; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 1px;
  padding: .5rem 0; color: #8b87a8; text-decoration: none; font-size: .64rem; font-weight: 700;
  border-radius: 16px; transition: color .2s, background .2s, box-shadow .2s;
}
.lib-bottom-nav-link i { font-size: 1.25rem; transition: transform .2s; }
.lib-bottom-nav-link.active {
  color: #fff;
  background: linear-gradient(135deg, var(--lib-blue), var(--lib-primary));
  box-shadow: 0 8px 18px rgba(79,70,229,.35);
}
.lib-bottom-nav-link.active i { transform: translateY(-1px) scale(1.08); }
.lib-bottom-nav-link:not(.active):hover { color: var(--lib-primary); background: var(--lib-bg); }
.lib-bottom-nav-link.disabled { opacity: .4; pointer-events: none; }

.lib-wifi-row { display: flex; align-items: center; gap: 10px; padding: 8px 0; border-bottom: 1px dashed #ece9fa; }
.lib-wifi-row:last-child { border-bottom: none; padding-bottom: 2px; }
.lib-wifi-icon {
  width: 34px; height: 34px; border-radius: 10px; flex-shrink: 0;
  background: var(--lib-bg); color: var(--lib-primary); box-shadow: inset 0 0 0 1.5px #e6e3fb;
  display: flex; align-items: center; justify-content: center; font-size: .85rem;
}
.lib-wifi-body { flex: 1; min-width: 0; }
.lib-wifi-ssid { font-weight: 700; font-size: .85rem; color: var(--lib-ink); }
.lib-wifi-pass { font-size: .78rem; color: var(--lib-muted); font-family: 'Courier New', monospace; }

.lib-username-line {
  display: inline-flex; align-items: center; gap: 6px; font-size: .78rem; font-weight: 700;
  color: var(--lib-primary); background: #f0eefb; padding: .4rem .8rem; border-radius: 999px;
}

/* ---------- Home dashboard ---------- */
.lib-stat-grid { margin-top: 12px; }
.lib-stat-card {
  background: #fff; border-radius: 18px; padding: 16px; box-shadow: 0 10px 26px rgba(30,10,90,.1);
  height: 100%;
}
.lib-stat-icon {
  width: 40px; height: 40px; border-radius: 12px; display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem; color: #fff; margin-bottom: 10px;
}
.lib-stat-value { font-size: 1.25rem; font-weight: 800; font-family: 'Poppins', sans-serif; line-height: 1.2; }
.lib-stat-label { font-size: .74rem; color: #8b87a8; font-weight: 600; text-transform: uppercase; letter-spacing: .03em; }

.lib-countdown-banner {
  background: linear-gradient(120deg, var(--lib-purple), var(--lib-primary) 60%, var(--lib-blue));
  color: #fff; border-radius: 18px; padding: 14px 18px;
  box-shadow: 0 10px 26px rgba(79,70,229,.22);
}
.lib-countdown-values { display: flex; justify-content: space-between; gap: 6px; }
.lib-countdown-values > div { display: flex; flex-direction: column; align-items: center; flex: 1; }
.lib-countdown-values span { font-size: 1.35rem; font-weight: 800; font-family: 'Poppins', sans-serif; line-height: 1; font-variant-numeric: tabular-nums; }
.lib-countdown-values small { font-size: .64rem; opacity: .8; text-transform: uppercase; letter-spacing: .03em; margin-top: 2px; }

.lib-days-left-card {
  position: relative; overflow: hidden; border-radius: 16px; padding: 14px 16px;
  background: linear-gradient(135deg, var(--lib-blue), var(--lib-primary) 55%, var(--lib-purple));
  color: #fff; box-shadow: 0 10px 24px rgba(79,70,229,.28);
  display: flex; align-items: center; gap: 14px;
}
.lib-days-left-blob { position: absolute; top: -40px; right: -30px; width: 100px; height: 100px; border-radius: 50%; background: rgba(255,255,255,.12); }
.lib-days-left-number-wrap { text-align: center; flex-shrink: 0; }
.lib-days-left-number { font-family: 'Poppins', sans-serif; font-weight: 800; font-size: 1.7rem; line-height: 1; }
.lib-days-left-label { font-size: .6rem; font-weight: 700; opacity: .9; text-transform: uppercase; letter-spacing: .02em; }
.lib-days-left-body { flex: 1; min-width: 0; }
.lib-days-left-progress { height: 6px; border-radius: 999px; background: rgba(255,255,255,.25); margin: 4px 0 6px; overflow: hidden; }
.lib-days-left-progress-bar { height: 100%; border-radius: 999px; background: #fff; }
.lib-days-left-sub { font-size: .72rem; opacity: .9; }

.lib-id-card-link-icon {
  width: 40px; height: 40px; border-radius: 12px; flex-shrink: 0;
  background: linear-gradient(135deg, var(--lib-blue), var(--lib-primary));
  color: #fff; display: flex; align-items: center; justify-content: center; font-size: 1.1rem;
}

/* ---------- Profile page ---------- */
.lib-profile-hero {
  position: relative; overflow: hidden; text-align: center; border-radius: 22px; padding: 30px 20px;
  background: linear-gradient(135deg, var(--lib-blue), var(--lib-primary) 55%, var(--lib-purple));
  color: #fff; box-shadow: 0 14px 34px rgba(79,70,229,.3);
}
.lib-profile-hero-blob { position: absolute; border-radius: 50%; background: rgba(255,255,255,.12); }
.lib-profile-hero-blob-1 { width: 130px; height: 130px; top: -50px; right: -30px; }
.lib-profile-hero-blob-2 { width: 90px; height: 90px; bottom: -40px; left: -20px; background: rgba(0,0,0,.08); }
.lib-profile-hero-avatar {
  position: relative; width: 76px; height: 76px; border-radius: 50%; margin: 0 auto 10px;
  background: rgba(255,255,255,.22); border: 2px solid rgba(255,255,255,.55);
  display: flex; align-items: center; justify-content: center; overflow: hidden;
  font-size: 1.8rem; font-weight: 800; font-family: 'Poppins', sans-serif; color: #fff;
  padding: 0; cursor: pointer;
}
.lib-profile-hero-avatar img { width: 100%; height: 100%; object-fit: cover; border-radius: 50%; }
.lib-profile-hero-avatar-edit {
  position: absolute; right: -2px; bottom: -2px; width: 26px; height: 26px; border-radius: 50%;
  background: #fff; color: var(--lib-primary); display: flex; align-items: center; justify-content: center;
  font-size: .7rem; box-shadow: 0 4px 10px rgba(0,0,0,.25);
}
.lib-profile-status-pill {
  display: inline-flex; align-items: center; gap: 5px; font-size: .72rem; font-weight: 700;
  padding: .3rem .7rem; border-radius: 999px; background: rgba(255,255,255,.18); color: #fff;
}
.lib-profile-status-pill i { font-size: .5rem; color: #f1f5f9; }
.lib-profile-status-pill.is-active i { color: #4ade80; }

.lib-info-row { display: flex; align-items: center; gap: 12px; padding: 10px 0; border-bottom: 1px solid #f0eefb; }
.lib-info-row:last-child { border-bottom: none; padding-bottom: 2px; }
.lib-info-icon {
  width: 38px; height: 38px; border-radius: 11px; flex-shrink: 0;
  background: var(--lib-bg); color: var(--lib-primary); box-shadow: inset 0 0 0 1.5px #e6e3fb;
  display: flex; align-items: center; justify-content: center;
}
.lib-info-label { font-size: .68rem; color: var(--lib-muted); font-weight: 700; text-transform: uppercase; letter-spacing: .03em; }
.lib-info-value { font-weight: 700; color: var(--lib-ink); }

.lib-history-row {
  display: flex; align-items: center; gap: 10px; background: var(--lib-bg);
  border-radius: 14px; padding: 10px 14px;
}
.lib-history-icon {
  width: 36px; height: 36px; border-radius: 10px; flex-shrink: 0;
  background: #fff; color: var(--lib-primary); box-shadow: inset 0 0 0 1.5px #e6e3fb;
  display: flex; align-items: center; justify-content: center;
}
.lib-history-body { flex: 1; min-width: 0; }
.lib-history-dates { font-size: .72rem; color: var(--lib-muted); font-weight: 600; }
.lib-history-amount { font-size: .78rem; font-weight: 800; color: var(--lib-ink); margin-top: 2px; }
.lib-history-status { font-size: .68rem; font-weight: 700; padding: .2rem .55rem; border-radius: 999px; white-space: nowrap; }
.lib-history-status-active { background: #dcfce7; color: #15803d; }
.lib-history-status-expired { background: #f1f5f9; color: #475569; }
.lib-history-status-pending { background: #fef3c7; color: #92400e; }
.lib-history-status-cancelled { background: #fee2e2; color: #b91c1c; }

.lib-page-link {
  display: inline-flex; align-items: center; justify-content: center;
  width: 34px; height: 34px; border-radius: 10px; background: #fff; border: 1.5px solid #e6e3fb;
  color: var(--lib-ink); font-weight: 700; font-size: .85rem; text-decoration: none;
  transition: border-color .15s, background .15s, color .15s;
}
.lib-page-link:hover { border-color: var(--lib-primary); color: var(--lib-primary); }
.lib-page-link.active { background: linear-gradient(120deg, var(--lib-blue), var(--lib-primary)); border-color: transparent; color: #fff; }
.lib-page-link.disabled { opacity: .4; pointer-events: none; }

/* ---------- Success / confirmation modal ---------- */
.lib-success-modal { border: none; border-radius: 24px; overflow: hidden; }
.lib-success-banner {
  position: relative; overflow: hidden;
  background: linear-gradient(135deg, var(--lib-blue), var(--lib-primary) 55%, var(--lib-purple));
  color: #fff; text-align: center; padding: 34px 20px 42px;
}
.lib-success-blob { position: absolute; border-radius: 50%; background: rgba(255,255,255,.14); }
.lib-success-blob-1 { width: 140px; height: 140px; top: -60px; right: -40px; }
.lib-success-blob-2 { width: 90px; height: 90px; bottom: -40px; left: -20px; background: rgba(6,182,212,.25); }
.lib-success-check {
  position: relative; width: 64px; height: 64px; border-radius: 50%; background: #fff; color: var(--lib-primary);
  display: flex; align-items: center; justify-content: center; font-size: 2rem;
  margin: 0 auto 14px; box-shadow: 0 10px 24px rgba(0,0,0,.18);
}
.lib-success-info { display: flex; flex-direction: column; gap: 10px; }
.lib-success-row {
  display: flex; align-items: center; gap: 12px; background: var(--lib-bg);
  border-radius: 14px; padding: 10px 14px;
}
.lib-success-text small { display: block; color: var(--lib-muted); font-size: .7rem; font-weight: 600; text-transform: uppercase; letter-spacing: .04em; }
.lib-success-text strong { font-size: 1rem; color: var(--lib-ink); word-break: break-all; }
.lib-success-icon {
  width: 42px; height: 42px; border-radius: 12px; flex-shrink: 0;
  display: flex; align-items: center; justify-content: center; color: #fff; font-size: 1.15rem;
}
.lib-success-icon-blue { background: linear-gradient(135deg, var(--lib-blue), var(--lib-primary)); }
.lib-success-icon-purple { background: linear-gradient(135deg, var(--lib-primary), var(--lib-purple)); }
.lib-success-icon-cyan { background: linear-gradient(135deg, var(--lib-cyan), var(--lib-blue)); }

::placeholder { color: #b3aed1; opacity: 1; }

/* ---------- ID Card (shared by the standalone page and the home-page popup) ---------- */
.id-card {
  position: relative; width: 100%; max-width: 340px; margin: 0 auto; border-radius: 26px; overflow: hidden;
  box-shadow: 0 24px 56px rgba(30,10,90,.24); background: #fff;
}
.id-card-header {
  position: relative; overflow: hidden;
  background: linear-gradient(135deg, var(--lib-blue), var(--lib-primary) 55%, var(--lib-purple));
  color: #fff; padding: 12px 18px 48px;
}
.id-card-header-blob { position: absolute; border-radius: 50%; background: rgba(255,255,255,.12); }
.id-card-header-blob-1 { width: 130px; height: 130px; top: -60px; right: -40px; }
.id-card-header-blob-2 { width: 80px; height: 80px; bottom: -10px; left: 45%; background: rgba(6,182,212,.22); }
.id-card-header-dots {
  position: absolute; top: 14px; right: 16px; width: 60px; height: 44px;
  background-image: radial-gradient(rgba(255,255,255,.4) 1.4px, transparent 1.4px);
  background-size: 9px 9px;
}
.id-card-header::after {
  content: ''; position: absolute; left: -20%; right: -20%; bottom: -1px; height: 30px;
  background: #fff; border-radius: 50% 50% 0 0 / 100% 100% 0 0;
}
.id-card-header-row { position: relative; z-index: 2; display: flex; align-items: center; gap: 12px; }
.id-card-logo {
  width: 46px; height: 46px; border-radius: 13px; flex-shrink: 0; object-fit: contain;
  background: rgba(255,255,255,.95); padding: 4px; box-shadow: 0 4px 12px rgba(0,0,0,.15);
}
.id-card-logo-fallback {
  width: 46px; height: 46px; border-radius: 13px; flex-shrink: 0;
  background: rgba(255,255,255,.18); display: flex; align-items: center; justify-content: center; font-size: 1.3rem;
}
.id-card-header-text { line-height: 1.3; }
.id-card-header-text strong { display: block; font-family: 'Poppins', sans-serif; font-weight: 800; font-size: 1.05rem; }
.id-card-header-text small { display: block; font-size: .72rem; opacity: .85; font-weight: 500; }
.id-card-body { padding: 0 20px 22px; text-align: center; }
.id-card-avatar {
  position: relative; z-index: 2; width: 104px; height: 104px; border-radius: 50%; margin: -62px auto 12px; border: 5px solid #fff;
  display: flex; align-items: center; justify-content: center; font-size: 2.2rem; font-weight: 700; color: #fff;
  background: linear-gradient(135deg, var(--lib-primary), var(--lib-purple)); font-family: 'Poppins', sans-serif;
  box-shadow: 0 10px 24px rgba(30,10,90,.28); overflow: hidden;
}
.id-card-avatar img { width: 100%; height: 100%; object-fit: cover; }
.id-card-name { font-weight: 800; font-size: 1.3rem; font-family: 'Poppins', sans-serif; color: var(--lib-ink); }
.id-card-status {
  display: inline-flex; align-items: center; gap: 6px; margin-top: 8px; padding: 5px 16px; border-radius: 999px;
  font-size: .72rem; font-weight: 700; text-transform: uppercase; letter-spacing: .05em;
}
.id-card-status.is-active { background: #dcfce7; color: #15803d; }
.id-card-status.is-inactive { background: #fee2e2; color: #b91c1c; }
.id-card-details { width: 100%; margin-top: 16px; background: var(--lib-bg); border-radius: 14px; padding: 2px 12px; text-align: left; }
.id-card-detail-row { display: flex; align-items: center; gap: 8px; padding: 6px 0; border-bottom: 1px dashed #e2dffa; }
.id-card-detail-row:last-child { border-bottom: none; }
.id-card-detail-icon {
  width: 24px; height: 24px; border-radius: 7px; flex-shrink: 0;
  background: #fff; color: var(--lib-primary); box-shadow: inset 0 0 0 1.5px #e6e3fb;
  display: flex; align-items: center; justify-content: center; font-size: .68rem;
}
.id-card-detail-label { flex: 1; font-size: .6rem; color: var(--lib-muted); font-weight: 700; text-transform: uppercase; letter-spacing: .02em; }
.id-card-detail-value { font-weight: 800; color: var(--lib-ink); font-size: .78rem; text-align: right; white-space: nowrap; }
.id-card-qr {
  display: flex; justify-content: center; margin-top: 18px; padding: 14px; background: var(--lib-bg);
  border-radius: 16px;
}
.id-card-footer-tag {
  margin-top: 12px; font-size: .72rem; font-weight: 700; color: var(--lib-primary);
  letter-spacing: .02em; display: flex; align-items: center; justify-content: center; gap: 6px;
}

/* ---------- Membership expiry warning modals ---------- */
.lib-expiry-modal-icon {
  width: 56px; height: 56px; border-radius: 50%; margin: 0 auto 14px;
  background: linear-gradient(135deg, var(--lib-blue), var(--lib-primary));
  color: #fff; font-size: 1.5rem; display: flex; align-items: center; justify-content: center;
  box-shadow: 0 10px 22px rgba(79,70,229,.3);
}
.lib-expiry-modal-icon-urgent { background: linear-gradient(135deg, #f59e0b, #dc2626); box-shadow: 0 10px 22px rgba(220,38,38,.3); }

/* ---------- Pending due banner (index.php / profile.php) ----------
   Mirrors the membership .lib-days-left-card layout (blob + big number +
   body) so the two "countdown" widgets in the app read as one visual
   language, just in red for urgency instead of the primary gradient. */
.lib-due-banner {
  position: relative; overflow: hidden; display: flex; align-items: center; gap: 14px;
  padding: 16px 18px; border-radius: 18px; margin-bottom: 16px;
  background: linear-gradient(135deg, #f43f5e, #dc2626);
  box-shadow: 0 10px 26px rgba(220,38,38,.28);
  color: #fff;
}
.lib-due-banner-blob { position: absolute; top: -40px; right: -30px; width: 100px; height: 100px; border-radius: 50%; background: rgba(255,255,255,.12); }
.lib-due-banner-number-wrap { text-align: center; flex-shrink: 0; position: relative; }
.lib-due-banner-number { font-family: 'Poppins', sans-serif; font-weight: 800; font-size: 1.7rem; line-height: 1; }
.lib-due-banner-daylabel { font-size: .6rem; font-weight: 700; opacity: .9; text-transform: uppercase; letter-spacing: .02em; }
.lib-due-banner-body { flex: 1; min-width: 0; position: relative; }
.lib-due-banner-amount { font-weight: 800; font-size: 1.05rem; line-height: 1.2; }
.lib-due-banner-sub { font-size: .76rem; opacity: .85; margin-bottom: 8px; }
.lib-due-pay-btn {
  background: linear-gradient(135deg, #22c55e, #16a34a); color: #fff; border: none;
  font-weight: 700; border-radius: 999px; padding: 8px 18px; box-shadow: 0 6px 16px rgba(22,163,74,.35);
  white-space: nowrap; flex-shrink: 0;
}
.lib-due-pay-btn:hover, .lib-due-pay-btn:focus { color: #fff; opacity: .92; }

/* ---------- Due-payment modal (includes/library_header.php) ---------- */
.lib-due-modal-content { border-radius: 22px; border: none; overflow: hidden; }
.lib-due-modal-close { position: absolute; top: 16px; right: 16px; z-index: 2; }
.lib-due-modal-amount { font-size: 2rem; font-weight: 800; color: #dc2626; line-height: 1.2; margin-bottom: 2px; }
.lib-due-upi-btn {
  display: flex; align-items: center; gap: 12px; width: 100%; text-align: left;
  border: 1.5px solid #ede4fb; border-radius: 14px; padding: 12px 14px; background: #faf7ff;
  font-weight: 600; color: var(--lib-primary); transition: border-color .15s, background .15s;
}
.lib-due-upi-btn:hover, .lib-due-upi-btn:focus { border-color: var(--lib-primary); background: #f0eefb; color: var(--lib-primary); }
.lib-due-upi-icon {
  width: 38px; height: 38px; border-radius: 10px; display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem; color: #fff; flex-shrink: 0;
}
.lib-due-upi-icon-gpay { background: linear-gradient(135deg, #4285f4, #34a853); }
.lib-due-upi-icon-phonepe { background: linear-gradient(135deg, #5f259f, #8b5cf6); }
.lib-due-upi-icon-paytm { background: linear-gradient(135deg, #00baf2, #0d47a1); }
.lib-due-upi-icon-bhim { background: linear-gradient(135deg, #f97316, #ea580c); }
.lib-due-upi-icon-default { background: linear-gradient(135deg, var(--lib-blue), var(--lib-primary)); }
.lib-due-qr-toggle-btn {
  border: 1.5px dashed #d8d2f5; border-radius: 14px; padding: 10px; color: var(--lib-primary);
  background: #fff; font-weight: 600; font-size: .85rem;
}
.lib-due-qr-toggle-btn:hover { background: #f9f8ff; color: var(--lib-primary); }
.lib-due-qr-image { width: 200px; height: 200px; border: 1.5px solid #ede4fb; border-radius: 16px; padding: 10px; background: #fff; }

/* ---------- Plan picker cards (registration wizard + renewal) ---------- */
.lib-pick-card {
  background: #fff; border: 2px solid #e6e3fb; border-radius: 16px;
  padding: 16px; cursor: pointer; transition: border-color .15s, transform .15s, box-shadow .15s;
  height: 100%;
}
.lib-pick-card:hover { transform: translateY(-2px); box-shadow: 0 10px 24px rgba(79,70,229,.12); }
.lib-pick-card.selected { border-color: var(--lib-primary); background: #f5f4ff; box-shadow: 0 10px 24px rgba(79,70,229,.18); }
.lib-pick-card .lib-pick-check { display: none; color: var(--lib-primary); }
.lib-pick-card.selected .lib-pick-check { display: inline; }
.lib-step-title { font-weight: 700; font-size: 1rem; margin: 22px 0 12px; display: flex; align-items: center; gap: 8px; }
.lib-step-title .badge { background: var(--lib-primary); }
.lib-price-tag { font-size: 1.5rem; font-weight: 800; color: var(--lib-primary); }
.lib-summary-bar {
  position: sticky; bottom: 0; background: #fff; border-radius: 16px;
  box-shadow: 0 -8px 30px rgba(30,10,90,.12); padding: 16px 20px; margin-top: 24px;
  display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 12px;
}

/* ---------- Weekly Study Schedule ---------- */
.lib-schedule-day-card { background: #fff; border-radius: 16px; padding: 12px 14px; box-shadow: 0 6px 18px rgba(30,10,90,.08); }
.lib-schedule-day-card.is-today { box-shadow: 0 0 0 2px var(--lib-primary), 0 6px 18px rgba(30,10,90,.08); }
.lib-schedule-day-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 6px; }
.lib-schedule-day-label { font-size: .72rem; font-weight: 800; text-transform: uppercase; letter-spacing: .04em; color: var(--lib-muted); }
.lib-schedule-day-card.is-today .lib-schedule-day-label { color: var(--lib-primary); }
.lib-schedule-today-badge {
  font-size: .6rem; font-weight: 800; text-transform: uppercase; letter-spacing: .03em; color: #fff;
  background: linear-gradient(120deg, var(--lib-blue), var(--lib-primary)); padding: .2rem .55rem; border-radius: 999px;
}
.lib-schedule-empty { display: flex; align-items: center; gap: 6px; color: var(--lib-muted); font-size: .82rem; padding: 4px 0; }
.lib-schedule-session {
  display: flex; align-items: center; gap: 10px; padding: 8px 0; border-top: 1px dashed #ece9fa;
}
.lib-schedule-session:first-of-type { border-top: none; }
.lib-schedule-session-icon {
  width: 34px; height: 34px; border-radius: 10px; flex-shrink: 0;
  background: var(--lib-bg); color: var(--lib-primary); box-shadow: inset 0 0 0 1.5px #e6e3fb;
  display: flex; align-items: center; justify-content: center; font-size: .9rem;
}
.lib-schedule-session-body { flex: 1; min-width: 0; }
.lib-schedule-session-subject { font-weight: 700; color: var(--lib-ink); font-size: .88rem; }
.lib-schedule-session-time { font-size: .72rem; color: var(--lib-muted); font-weight: 600; }
.lib-schedule-session-topic { font-size: .74rem; color: var(--lib-muted); }
.lib-schedule-session-actions { display: flex; gap: 4px; flex-shrink: 0; }
.lib-icon-btn {
  width: 30px; height: 30px; border-radius: 9px; border: none; background: var(--lib-bg); color: var(--lib-primary);
  display: flex; align-items: center; justify-content: center; font-size: .8rem; transition: background .15s, color .15s;
}
.lib-icon-btn:hover { background: #e6e3fb; }
.lib-icon-btn-danger { color: #dc2626; }
.lib-icon-btn-danger:hover { background: #fee2e2; }

/* ---------- E-Magazine PDF viewer ---------- */
.lib-pdf-viewer { background: #fff; border-radius: 16px; box-shadow: 0 8px 22px rgba(30,10,90,.1); padding: 12px; }
/* text-align + inline-block (not flexbox) is the reliable combo for
   "centered content that becomes natively pannable once it's wider than its
   box" - a flex child can refuse to overflow its container in a way that
   silently breaks overflow:auto scrolling, which is what made panning while
   zoomed not move at all. */
.lib-pdf-canvas-wrap {
  position: relative; min-height: 200px; text-align: center;
  perspective: 1400px; overflow: auto; -webkit-overflow-scrolling: touch;
  touch-action: pan-y; max-height: 75vh;
}
/* Zoomed: let the canvas exceed the wrap's width (that's the whole point of
   zooming) and switch to pan-x + pan-y so the browser's native scrolling -
   not our swipe-to-turn-page logic - handles one-finger drags. */
.lib-pdf-canvas-wrap.is-zoomed { text-align: left; touch-action: pan-x pan-y; }
.lib-pdf-canvas-zoom { display: inline-block; transform-origin: top left; }
.lib-pdf-canvas-wrap canvas { display: block; border-radius: 10px; box-shadow: 0 4px 16px rgba(30,10,90,.12); backface-visibility: hidden; }
.lib-pdf-canvas-wrap:not(.is-zoomed) canvas { max-width: 100%; }
.lib-pdf-loading {
  position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%);
  display: flex; align-items: center; gap: 8px; color: var(--lib-muted); font-size: .85rem; font-weight: 600;
}
.lib-pdf-controls { display: flex; align-items: center; justify-content: center; gap: 16px; margin-top: 12px; }
.lib-pdf-controls .lib-icon-btn { width: 38px; height: 38px; font-size: 1rem; }
.lib-pdf-page-indicator { font-size: .85rem; font-weight: 700; color: var(--lib-ink); font-variant-numeric: tabular-nums; }

/* ---------- Complaints & Help ---------- */
.complaint-category-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 6px; }
.complaint-category-chip {
  display: flex; flex-direction: column; align-items: center; gap: 4px; padding: 10px 4px;
  border-radius: 12px; border: 1.5px solid #e6e3fb; background: #f8f8fd; color: var(--lib-ink);
  font-size: .66rem; font-weight: 600; text-align: center; line-height: 1.15;
  transition: border-color .15s, background .15s, color .15s;
}
.complaint-category-chip i { font-size: 1.05rem; color: var(--lib-primary); }
.complaint-category-chip:hover { border-color: var(--lib-primary); }
.complaint-category-chip.active {
  background: linear-gradient(120deg, var(--lib-blue), var(--lib-primary) 60%, var(--lib-purple));
  border-color: transparent; color: #fff;
}
.complaint-category-chip.active i { color: #fff; }

.complaint-dropzone { min-height: 100px; }
.complaint-dropzone img { max-height: 180px; }

.complaint-photo-thumb { max-height: 130px; border-radius: 12px; border: 1px solid #e6e3fb; display: block; }
.complaint-reply {
  background: var(--lib-bg); border-radius: 12px; padding: 10px 12px; font-size: .85rem;
  border-left: 3px solid var(--lib-primary); margin-top: 6px;
}
.complaint-reply i { color: var(--lib-primary); }

.complaint-record-btn {
  display: flex; align-items: center; justify-content: center; gap: 8px;
  width: 100%; padding: 10px; border-radius: 14px; border: 1.5px dashed #e6e3fb;
  background: #f8f8fd; color: var(--lib-primary); font-weight: 700; font-size: .85rem;
  transition: border-color .15s, background .15s;
}
.complaint-record-btn:hover { border-color: var(--lib-primary); }
.complaint-record-btn.recording {
  border-style: solid; border-color: #dc3545; background: #fef2f2; color: #dc3545;
}
.complaint-record-timer { font-variant-numeric: tabular-nums; }
.complaint-audio-preview { display: flex; align-items: center; gap: 8px; margin-top: 8px; }
.complaint-audio-preview audio { flex: 1; height: 36px; }

/* ---------- My Attendance ---------- */
.attendance-empty-icon {
  width: 64px; height: 64px; border-radius: 50%; margin: 0 auto;
  background: linear-gradient(135deg, var(--lib-blue), var(--lib-primary));
  color: #fff; display: flex; align-items: center; justify-content: center; font-size: 1.8rem;
}
.attendance-today-banner {
  background: linear-gradient(135deg, var(--lib-blue), var(--lib-primary) 55%, var(--lib-purple));
  border-radius: 20px; padding: 18px 20px; color: #fff;
  box-shadow: 0 10px 26px rgba(79,70,229,.22);
}
.attendance-today-status {
  display: inline-flex; align-items: center; gap: 6px; font-size: .72rem; font-weight: 700;
  text-transform: uppercase; letter-spacing: .04em; background: rgba(255,255,255,.18);
  border-radius: 999px; padding: 4px 12px; margin-bottom: 16px;
}
.attendance-today-status.is-active i { color: #4ade80; }
.attendance-today-grid { display: flex; justify-content: space-between; text-align: center; }
.attendance-today-grid > div { flex: 1; }
.attendance-today-value { font-family: 'Poppins', sans-serif; font-weight: 800; font-size: 1.05rem; }
.attendance-today-label { font-size: .68rem; opacity: .8; text-transform: uppercase; letter-spacing: .03em; margin-top: 3px; }

/* ---------- Study Report ---------- */
.report-compare-chip {
  display: inline-flex; align-items: center; gap: 2px;
  font-size: .68rem; font-weight: 800; border-radius: 999px; padding: 2px 8px 2px 4px; margin-top: 6px;
}
.report-compare-chip i { font-size: .95rem; }
.report-compare-up { background: #dcfce7; color: #15803d; }
.report-compare-down { background: #fee2e2; color: #b91c1c; }
.report-compare-flat { background: #f1f0fb; color: var(--lib-muted); }
.report-compare-sub { font-size: .64rem; color: var(--lib-muted); margin-top: 2px; }

.report-filter-group { display: flex; gap: 6px; flex-wrap: wrap; }
.report-filter-btn {
  padding: 7px 14px; border-radius: 999px; background: #f0eefb; color: var(--lib-primary);
  font-weight: 700; font-size: .8rem; text-decoration: none; transition: background .15s, color .15s;
}
.report-filter-btn:hover { background: #e4e0fa; color: var(--lib-primary); }
.report-filter-btn.active {
  background: linear-gradient(120deg, var(--lib-blue), var(--lib-primary) 60%, var(--lib-purple));
  color: #fff; box-shadow: 0 6px 16px rgba(79,70,229,.3);
}

.report-session-row { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.report-session-duration {
  flex-shrink: 0; font-family: 'Poppins', sans-serif; font-weight: 800; font-size: .9rem;
  color: var(--lib-primary); background: #f0eefb; border-radius: 10px; padding: 6px 10px;
}

/* ---------- Confirm modal (in-app replacement for browser confirm()) ---------- */
.lib-confirm-modal { border: none; border-radius: 22px; padding: 28px 24px 24px; text-align: center; }
.lib-confirm-icon {
  width: 62px; height: 62px; border-radius: 50%; margin: 0 auto 14px;
  background: linear-gradient(135deg, #ef4444, #f97316); color: #fff;
  display: flex; align-items: center; justify-content: center; font-size: 1.7rem;
  box-shadow: 0 10px 24px rgba(239,68,68,.28);
}
.lib-confirm-title { font-family: 'Poppins', sans-serif; font-weight: 700; margin-bottom: 6px; }
.lib-confirm-text { color: var(--lib-muted); font-size: .86rem; margin-bottom: 0; }

/* ---------- Study Timer ---------- */
.timer-idle-icon {
  width: 76px; height: 76px; border-radius: 50%; margin: 0 auto 14px;
  background: linear-gradient(135deg, var(--lib-blue), var(--lib-primary) 60%, var(--lib-purple));
  color: #fff; display: flex; align-items: center; justify-content: center; font-size: 2rem;
  box-shadow: 0 10px 26px rgba(79,70,229,.28);
}

.timer-clock-banner {
  position: relative; overflow: hidden; border-radius: 22px;
  background: linear-gradient(135deg, var(--lib-blue), var(--lib-primary) 55%, var(--lib-purple));
  color: #fff; text-align: center; padding: 30px 20px 26px;
  box-shadow: 0 10px 26px rgba(79,70,229,.24);
}
.timer-subject-pill {
  display: inline-block; max-width: 90%; background: rgba(255,255,255,.18); border: 1px solid rgba(255,255,255,.32);
  border-radius: 999px; padding: 5px 16px; font-size: .78rem; font-weight: 700; margin-bottom: 16px;
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.timer-clock-display {
  font-family: 'Poppins', sans-serif; font-weight: 800; font-size: 2.6rem; letter-spacing: .01em; line-height: 1;
  font-variant-numeric: tabular-nums;
}
.timer-clock-caption { font-size: .74rem; opacity: .8; margin-top: 10px; font-weight: 700; text-transform: uppercase; letter-spacing: .08em; }

.timer-progress-wrap { margin-top: 14px; }

.timer-preset-group { display: flex; gap: 8px; flex-wrap: wrap; }
.timer-preset-btn {
  flex: 1; min-width: 60px; padding: 8px 6px; border-radius: 10px; border: 1.5px solid #e6e3fb;
  background: #f8f8fd; color: var(--lib-ink); font-weight: 700; font-size: .82rem;
  transition: border-color .15s, background .15s, color .15s;
}
.timer-preset-btn:hover { border-color: var(--lib-primary); }
.timer-preset-btn.active {
  background: linear-gradient(120deg, var(--lib-blue), var(--lib-primary) 60%, var(--lib-purple));
  border-color: transparent; color: #fff; box-shadow: 0 6px 14px rgba(79,70,229,.28);
}

.timer-break-banner {
  margin-top: 14px; background: linear-gradient(120deg, #f59e0b, #f97316); color: #fff;
  border-radius: 14px; padding: 10px 16px; font-weight: 700; font-size: .85rem;
  display: flex; align-items: center; justify-content: center; gap: 8px;
}

.timer-actions { display: flex; gap: 10px; justify-content: center; margin-top: 22px; }
.timer-action-btn {
  flex: 1; max-width: 130px; display: flex; flex-direction: column; align-items: center; gap: 5px;
  border-radius: 16px; padding: 13px 8px; border: 1.5px solid transparent; font-weight: 700; font-size: .76rem;
  background: #fff; transition: transform .15s, box-shadow .15s;
}
.timer-action-btn i { font-size: 1.35rem; }
.timer-action-btn:hover { transform: translateY(-2px); }
.timer-action-break { border-color: #fde68a; color: #b45309; background: #fffbeb; }
.timer-action-resume {
  color: #fff; background: linear-gradient(120deg, var(--lib-blue), var(--lib-primary) 60%, var(--lib-purple));
  box-shadow: 0 10px 22px rgba(79,70,229,.32);
}
.timer-action-stop { border-color: #fecaca; color: #b91c1c; background: #fef2f2; }

.timer-done-check {
  width: 72px; height: 72px; border-radius: 50%; margin: 0 auto 14px;
  background: linear-gradient(135deg, #16a34a, #22c55e); color: #fff;
  display: flex; align-items: center; justify-content: center; font-size: 2.1rem;
  box-shadow: 0 10px 24px rgba(22,163,74,.3);
}
.timer-done-check.timer-done-alarm {
  background: linear-gradient(135deg, #f59e0b, #f97316);
  box-shadow: 0 10px 24px rgba(245,158,11,.3);
}
.timer-done-summary {
  background: var(--lib-bg); border-radius: 14px; padding: 12px 16px; margin-top: 4px;
  font-weight: 700; color: var(--lib-ink); font-size: .92rem;
}

/* ---------- AI Quiz ---------- */
.quiz-mode-group { display: flex; gap: 8px; background: #f0eefb; border-radius: 14px; padding: 4px; }
.quiz-mode-btn {
  flex: 1; display: flex; align-items: center; justify-content: center; gap: 6px;
  padding: 9px 10px; border-radius: 11px; border: none; background: transparent;
  color: var(--lib-muted); font-weight: 700; font-size: .85rem; transition: background .15s, color .15s;
}
.quiz-mode-btn.active { background: #fff; color: var(--lib-primary); box-shadow: 0 4px 12px rgba(30,10,90,.1); }

/* ---------- E-Magazine / Newspaper ---------- */
.lib-mag-card { background: #fff; border-radius: 16px; overflow: hidden; box-shadow: 0 8px 22px rgba(30,10,90,.1); transition: transform .15s, box-shadow .15s; }
.lib-mag-card:hover { transform: translateY(-3px); box-shadow: 0 14px 32px rgba(30,10,90,.16); }
.lib-mag-cover { position: relative; aspect-ratio: 3/4; background: var(--lib-bg); }
.lib-mag-cover img { width: 100%; height: 100%; object-fit: cover; display: block; }
.lib-mag-cover-fallback {
  width: 100%; height: 100%; display: flex; align-items: center; justify-content: center;
  color: var(--lib-primary); font-size: 2.2rem; background: linear-gradient(135deg, #f0eefb, #e6e3fb);
}
.lib-mag-new-badge {
  position: absolute; top: 8px; left: 8px; background: linear-gradient(120deg, var(--lib-blue), var(--lib-primary));
  color: #fff; font-size: .6rem; font-weight: 800; padding: .22rem .55rem; border-radius: 999px;
  letter-spacing: .03em; box-shadow: 0 4px 10px rgba(79,70,229,.35);
}
.lib-mag-info { padding: 10px 12px 12px; }
.lib-mag-title {
  font-weight: 700; font-size: .82rem; color: var(--lib-ink); line-height: 1.3; min-height: 2.1em;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.lib-mag-category {
  font-size: .6rem; font-weight: 700; color: var(--lib-primary); background: #f0eefb;
  padding: .18rem .5rem; border-radius: 999px; text-transform: uppercase; letter-spacing: .02em; white-space: nowrap;
}
.lib-mag-date { font-size: .62rem; color: var(--lib-muted); font-weight: 600; white-space: nowrap; }
.lib-mag-empty {
  background: #fff; border-radius: 18px; padding: 44px 20px; text-align: center; color: var(--lib-muted);
  box-shadow: 0 8px 22px rgba(30,10,90,.08);
}
.lib-mag-empty i { font-size: 2.4rem; color: #c9c3f0; }

.quiz-scan-dropzone {
  border: 2px dashed #c9c3f0; border-radius: 16px; background: #f8f8fd;
  min-height: 160px; display: flex; align-items: center; justify-content: center;
  text-align: center; color: var(--lib-muted); cursor: pointer; overflow: hidden;
  transition: border-color .15s, background .15s;
}
.quiz-scan-dropzone:hover { border-color: var(--lib-primary); background: #fff; }
.quiz-scan-dropzone img { max-width: 100%; max-height: 260px; display: block; }

.quiz-lang-group { display: flex; gap: 8px; }
.quiz-lang-btn {
  flex: 1; padding: 9px 10px; border-radius: 12px; border: 1.5px solid #e6e3fb;
  background: #f8f8fd; color: var(--lib-muted); font-weight: 700; font-size: .85rem;
  transition: border-color .15s, background .15s, color .15s;
}
.quiz-lang-btn:hover { border-color: var(--lib-primary); }
.quiz-lang-btn.active {
  background: linear-gradient(120deg, var(--lib-blue), var(--lib-primary) 60%, var(--lib-purple));
  border-color: transparent; color: #fff; box-shadow: 0 6px 16px rgba(79,70,229,.3);
}
.quiz-progress-wrap { display: flex; align-items: center; gap: 10px; margin-bottom: 18px; }
.quiz-progress-track { flex: 1; height: 8px; border-radius: 999px; background: #eeecfa; overflow: hidden; }
.quiz-progress-fill {
  height: 100%; border-radius: 999px;
  background: linear-gradient(90deg, var(--lib-blue), var(--lib-primary), var(--lib-purple));
  transition: width .25s ease;
}
.quiz-progress-text { font-size: .74rem; font-weight: 700; color: var(--lib-muted); white-space: nowrap; }

.quiz-q-card {
  background: #fff; border-radius: 18px; padding: 16px 16px 18px;
  box-shadow: 0 8px 22px rgba(30,10,90,.08); border: 1px solid rgba(30,10,90,.05);
  margin-bottom: 14px; animation: libPop .3s ease-out;
}
.quiz-q-head { display: flex; align-items: flex-start; gap: 12px; margin-bottom: 14px; }
.quiz-q-num {
  flex-shrink: 0; width: 30px; height: 30px; border-radius: 10px;
  background: linear-gradient(135deg, var(--lib-blue), var(--lib-primary) 60%, var(--lib-purple));
  color: #fff; display: flex; align-items: center; justify-content: center;
  font-weight: 800; font-size: .82rem; font-family: 'Poppins', sans-serif;
}
.quiz-q-text { font-weight: 700; color: var(--lib-ink); line-height: 1.4; padding-top: 3px; }

.quiz-options { display: flex; flex-direction: column; gap: 9px; }
.quiz-option {
  display: flex; align-items: center; gap: 12px;
  width: 100%; text-align: left; background: #f8f8fd;
  border: 1.5px solid #e6e3fb; border-radius: 13px; padding: 11px 14px;
  font-weight: 500; color: var(--lib-ink); cursor: pointer;
  transition: border-color .15s, background .15s, transform .1s;
}
.quiz-option:hover:not(:disabled) { border-color: var(--lib-primary); background: #fff; transform: translateY(-1px); }
.quiz-option:active:not(:disabled) { transform: translateY(0); }
.quiz-option:disabled { cursor: default; }

.quiz-opt-letter {
  flex-shrink: 0; width: 26px; height: 26px; border-radius: 50%;
  border: 1.5px solid var(--lib-primary); color: var(--lib-primary);
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: .74rem; font-family: 'Poppins', sans-serif;
  transition: background .15s, color .15s, border-color .15s;
}
.quiz-opt-text { flex: 1; font-size: .92rem; }
.quiz-opt-icon { flex-shrink: 0; font-size: 1.1rem; line-height: 1; opacity: 0; transition: opacity .15s; }

.quiz-option.quiz-opt-correct {
  background: linear-gradient(120deg, #16a34a, #22c55e); border-color: #16a34a; color: #fff;
}
.quiz-option.quiz-opt-correct .quiz-opt-letter { background: #fff; color: #16a34a; border-color: #fff; }
.quiz-option.quiz-opt-correct .quiz-opt-icon { opacity: 1; color: #fff; }

.quiz-option.quiz-opt-wrong {
  background: linear-gradient(120deg, #dc2626, #ef4444); border-color: #dc2626; color: #fff;
}
.quiz-option.quiz-opt-wrong .quiz-opt-letter { background: #fff; color: #dc2626; border-color: #fff; }
.quiz-option.quiz-opt-wrong .quiz-opt-icon { opacity: 1; color: #fff; }

.quiz-option.quiz-opt-fade { opacity: .5; }

.quiz-explanation {
  margin-top: 10px; padding: 10px 12px; border-radius: 12px;
  background: #f0eefb; border: 1px solid #e6e3fb; color: #3a3357;
  font-size: .85rem; line-height: 1.5; display: flex; gap: 8px; align-items: flex-start;
}
.quiz-explanation i { color: var(--lib-primary); flex-shrink: 0; margin-top: 2px; }

.quiz-overview-banner {
  position: relative; overflow: hidden; border-radius: 20px;
  background: linear-gradient(135deg, var(--lib-blue), var(--lib-primary) 55%, var(--lib-purple));
  color: #fff; text-align: center; padding: 22px 16px 18px;
  box-shadow: 0 10px 26px rgba(79,70,229,.22);
}
.quiz-overview-pct { font-family: 'Poppins', sans-serif; font-weight: 800; font-size: 2.2rem; line-height: 1; }
.quiz-overview-sub { font-size: .76rem; opacity: .85; font-weight: 700; margin-top: 2px; text-transform: uppercase; letter-spacing: .05em; }
.quiz-overview-stats { display: flex; justify-content: center; gap: 28px; margin-top: 16px; }
.quiz-overview-stats > div { display: flex; flex-direction: column; align-items: center; }
.quiz-overview-stats span { font-family: 'Poppins', sans-serif; font-weight: 800; font-size: 1.15rem; line-height: 1; }
.quiz-overview-stats small { font-size: .66rem; opacity: .78; text-transform: uppercase; letter-spacing: .03em; margin-top: 3px; }

/* ---------- Quiz result screen ---------- */
.quiz-result-banner {
  position: relative; overflow: hidden; border-radius: 22px;
  background: linear-gradient(135deg, var(--lib-blue), var(--lib-primary) 55%, var(--lib-purple));
  color: #fff; text-align: center; padding: 36px 20px 30px; margin-bottom: 18px;
}
.quiz-result-trophy {
  position: relative; width: 68px; height: 68px; border-radius: 50%; background: rgba(255,255,255,.18);
  border: 1px solid rgba(255,255,255,.35); display: flex; align-items: center; justify-content: center;
  font-size: 2rem; margin: 0 auto 14px; backdrop-filter: blur(6px);
}
.quiz-result-score { font-family: 'Poppins', sans-serif; font-weight: 800; font-size: 2rem; line-height: 1; }
.quiz-result-pct { font-size: .9rem; opacity: .88; margin-top: 6px; font-weight: 600; }
.quiz-result-msg { font-size: .8rem; opacity: .75; margin-top: 10px; }