/* ═══════════════════════════════════════════════════════
   CARD TRACKER — Dark Glassmorphism Design
   Font: Space Grotesk
═══════════════════════════════════════════════════════ */

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

:root {
    --bg-from:   #090e1a;
    --bg-to:     #141b2d;
    --glass:     rgba(255,255,255,0.05);
    --glass-2:   rgba(255,255,255,0.08);
    --border:    rgba(255,255,255,0.07);
    --accent:    #00d4aa;
    --accent-2:  #4d9fff;
    --danger:    #ff5f7e;
    --text:      #e8eaf0;
    --text-muted:#8892a4;
    --radius:    14px;
    --radius-sm: 10px;
    --shadow:    0 8px 30px rgba(0,0,0,0.40);
    --font:      'Space Grotesk', system-ui, sans-serif;
}

/* ─── Light theme overrides ─── */
[data-theme="light"] {
    --bg-from:   #f0f2f7;
    --bg-to:     #e4e8f0;
    --glass:     rgba(255,255,255,0.75);
    --glass-2:   rgba(255,255,255,0.9);
    --border:    rgba(0,0,0,0.10);
    --text:      #111827;
    --text-muted:#6b7280;
    --shadow:    0 4px 20px rgba(0,0,0,0.12);
}
[data-theme="light"] .credit-card-visual {
    background: linear-gradient(135deg, #2563eb 0%, #1e40af 100%);
    border-color: rgba(37,99,235,0.3);
}
[data-theme="light"] .topbar {
    background: rgba(240,242,247,0.85);
    border-bottom-color: rgba(0,0,0,0.10);
}
[data-theme="light"] .pf-select,
[data-theme="light"] .pf-qty {
    background: rgba(0,0,0,0.05);
    border-color: rgba(0,0,0,0.15);
    color: var(--text);
}
[data-theme="light"] .pf-select option,
[data-theme="light"] .pf-qty option { background: #fff; color: #111; }


html, body {
    min-height: 100%;
    background: linear-gradient(135deg, var(--bg-from) 0%, var(--bg-to) 100%);
    background-attachment: fixed;
    color: var(--text);
    font-family: var(--font);
    font-size: 15px;
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }

/* ───────────────── Glass utility ───────────────── */
.glass {
    background: var(--glass);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border: 1px solid var(--border);
    border-radius: var(--radius);
}

/* ───────────────── Topbar ───────────────── */
.topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.85rem 1.25rem;
    background: rgba(9,14,26,0.75);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 100;
    gap: 1rem;
}

.topbar-brand {
    font-weight: 700;
    font-size: 1rem;
    letter-spacing: 0.02em;
    color: var(--accent);
}

.topbar-user {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.user-chip {
    background: var(--glass-2);
    border: 1px solid var(--border);
    padding: 0.3rem 0.8rem;
    border-radius: 999px;
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--text-muted);
}

/* ───────────────── Buttons ───────────────── */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
    padding: 0.6rem 1.25rem;
    border: none;
    border-radius: var(--radius-sm);
    font-family: var(--font);
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: opacity 0.15s, transform 0.1s;
    white-space: nowrap;
}
.btn:active { transform: scale(0.97); }

.btn-primary {
    background: linear-gradient(135deg, var(--accent-2), #2a7fff);
    color: #fff;
}
.btn-accent {
    background: linear-gradient(135deg, var(--accent), #00a886);
    color: #0a0f1e;
    font-weight: 700;
}
.btn-ghost {
    background: var(--glass-2);
    border: 1px solid var(--border);
    color: var(--text-muted);
}
.btn-ghost:hover { color: var(--text); border-color: var(--accent); }

.btn-full { width: 100%; }
.btn-sm { padding: 0.4rem 0.85rem; font-size: 0.82rem; }
.btn-link {
    background: none; border: none; color: var(--text-muted);
    font-family: var(--font); font-size: 0.8rem; cursor: pointer;
    text-decoration: underline; padding: 0;
}
.btn-link:hover { color: var(--danger); }

/* ───────────────── Page wrap ───────────────── */
.page-wrap {
    max-width: 860px;
    margin: 0 auto;
    padding: 1.5rem 1rem 4rem;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}
.page-wrap--card {
    max-width: 520px;
}

/* ───────────────── Flash messages ───────────────── */
.flash {
    padding: 0.85rem 1.25rem;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 0.9rem;
}
.flash-error   { background: rgba(255,95,126,0.15); border: 1px solid rgba(255,95,126,0.3); color: #ff8fa3; }
.flash-success { background: rgba(0,212,170,0.12); border: 1px solid rgba(0,212,170,0.3); color: var(--accent); }

/* ───────────────── Auth ───────────────── */
.auth-body {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    padding: 1rem;
}
.auth-wrap { width: 100%; max-width: 400px; }

.auth-card {
    padding: 2.5rem 2rem;
    box-shadow: var(--shadow);
}

.auth-logo {
    text-align: center;
    margin-bottom: 2rem;
}
.logo-icon { font-size: 2.5rem; display: block; margin-bottom: 0.5rem; }
.auth-logo h1 { font-size: 1.7rem; font-weight: 700; color: var(--accent); }
.auth-logo p  { color: var(--text-muted); font-size: 0.88rem; margin-top: 0.25rem; }

.auth-form { display: flex; flex-direction: column; gap: 1rem; }

.field { display: flex; flex-direction: column; gap: 0.4rem; }
.field label { font-size: 0.82rem; font-weight: 600; color: var(--text-muted); letter-spacing: 0.04em; text-transform: uppercase; }
.field input {
    background: rgba(255,255,255,0.06);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 0.75rem 1rem;
    color: var(--text);
    font-family: var(--font);
    font-size: 0.95rem;
    transition: border-color 0.2s;
}
.field input:focus {
    outline: none;
    border-color: var(--accent);
    background: rgba(255,255,255,0.09);
}

/* ───────────────── Dashboard ───────────────── */
.instance-block { display: flex; flex-direction: column; gap: 1rem; }

.instance-title {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    font-size: 1rem;
    font-weight: 700;
    color: var(--text-muted);
    letter-spacing: 0.04em;
    text-transform: uppercase;
}
.dot {
    width: 8px; height: 8px;
    border-radius: 50%;
    background: var(--accent);
    flex-shrink: 0;
}

.notes-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 0.85rem;
}

.note-card {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    padding: 1.1rem 1rem;
    transition: border-color 0.2s, transform 0.15s;
}
.note-card:hover { border-color: var(--accent-2); transform: translateY(-2px); }

.note-card-title {
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--text);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.note-card-meta {
    display: flex;
    justify-content: space-between;
    font-size: 0.8rem;
    color: var(--text-muted);
}
.note-total { color: var(--accent); font-weight: 700; }

/* ───────────────── Credit Card Visual ───────────────── */
.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 1.25rem;
}

.credit-card-visual {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    padding: 1.4rem 1.5rem;
    border-radius: 18px;
    min-height: 160px;
    background: linear-gradient(135deg, #1a2744 0%, #0f1c36 100%);
    border: 1px solid rgba(77,159,255,0.2);
    box-shadow: 0 8px 24px rgba(0,0,0,0.5), inset 0 1px 0 rgba(255,255,255,0.07);
    transition: transform 0.2s, box-shadow 0.2s;
    position: relative;
    overflow: hidden;
}
.credit-card-visual::before {
    content: '';
    position: absolute;
    top: -40px; right: -40px;
    width: 140px; height: 140px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(0,212,170,0.15), transparent 70%);
}
.credit-card-visual:hover {
    transform: translateY(-4px);
    box-shadow: 0 16px 40px rgba(0,0,0,0.6);
    border-color: rgba(0,212,170,0.4);
}
.credit-card-visual--large {
    min-height: 190px;
    cursor: default;
}
.credit-card-visual--large:hover {
    transform: none;
}

.cc-chip {
    font-size: 1.4rem;
    color: rgba(255,215,0,0.8);
    letter-spacing: -2px;
}
.cc-number {
    font-size: 1.05rem;
    font-weight: 700;
    letter-spacing: 0.18em;
    color: rgba(255,255,255,0.85);
    font-variant-numeric: tabular-nums;
    text-shadow: 0 1px 4px rgba(0,0,0,0.4);
}
.cc-number-full {
    font-size: 0.92rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    color: rgba(255,255,255,0.80);
    word-break: break-all;
}
.cc-bottom {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    gap: 0.5rem;
}
.cc-exp, .cc-cvv {
    font-size: 0.78rem;
    color: var(--text-muted);
    font-weight: 600;
    letter-spacing: 0.06em;
}
.cc-total {
    font-size: 1rem;
    font-weight: 700;
    color: var(--accent);
}

/* ───────────────── Purchase Form ───────────────── */
.purchase-form-wrap {
    padding: 1.25rem;
}
.section-label {
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 0.85rem;
}
.purchase-form {}
.pf-row {
    display: flex;
    align-items: center;
    gap: 0.6rem;
}
.pf-select, .pf-qty {
    background: rgba(255,255,255,0.07);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text);
    font-family: var(--font);
    font-size: 0.95rem;
    font-weight: 600;
    padding: 0.65rem 0.7rem;
    cursor: pointer;
    transition: border-color 0.2s;
    /* remove default arrow on some browsers */
    appearance: none;
    -webkit-appearance: none;
    text-align: center;
}
.pf-select { flex: 1; }
.pf-qty    { width: 62px; }
.pf-select:focus, .pf-qty:focus {
    outline: none;
    border-color: var(--accent);
}
/* Style options */
.pf-select option, .pf-qty option {
    background: #141b2d;
    color: var(--text);
}
.pf-x {
    font-size: 1rem;
    font-weight: 700;
    color: var(--text-muted);
    flex-shrink: 0;
}
.pf-btn {
    width: 40px;
    height: 40px;
    font-size: 1.2rem;
    border-radius: var(--radius-sm);
    flex-shrink: 0;
    padding: 0;
}

/* ───────────────── Purchases List ───────────────── */
.purchases-wrap {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}
.purchases-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.total-badge {
    font-weight: 700;
    font-size: 1rem;
    color: var(--accent);
    background: rgba(0,212,170,0.1);
    border: 1px solid rgba(0,212,170,0.2);
    padding: 0.3rem 0.75rem;
    border-radius: 999px;
}
.purchase-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}
.chip {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    background: rgba(77,159,255,0.12);
    border: 1px solid rgba(77,159,255,0.25);
    border-radius: 999px;
    padding: 0.35rem 0.6rem 0.35rem 0.85rem;
    font-size: 0.88rem;
    font-weight: 600;
    color: var(--text);
}
.chip--old {
    background: rgba(255,255,255,0.05);
    border-color: var(--border);
    color: var(--text-muted);
}
.chip-del-form { margin: 0; display: inline-flex; }
.chip-del {
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 1rem;
    line-height: 1;
    padding: 0 0.1rem;
    cursor: pointer;
    transition: color 0.15s;
}
.chip-del:hover { color: var(--danger); }

/* ───────────────── History accordion ───────────────── */
.history-accordion {
    padding: 0.85rem 1rem;
}
.history-accordion summary {
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--text-muted);
    cursor: pointer;
    letter-spacing: 0.03em;
    list-style: none;
    display: flex;
    align-items: center;
    gap: 0.4rem;
    user-select: none;
}
.history-accordion summary::before { content: '▶'; font-size: 0.65rem; transition: transform 0.2s; }
.history-accordion[open] summary::before { transform: rotate(90deg); }
.history-accordion .purchase-chips--old { margin-top: 0.75rem; }

/* ───────────────── Empty state ───────────────── */
.empty-state {
    text-align: center;
    color: var(--text-muted);
    padding: 2.5rem 1rem;
    font-size: 0.9rem;
}
.text-muted { color: var(--text-muted); font-size: 0.88rem; }

/* ───────────────── Responsive ───────────────── */
@media (max-width: 500px) {
    .pf-row { gap: 0.4rem; }
    .notes-grid { grid-template-columns: 1fr 1fr; }
    .cards-grid { grid-template-columns: 1fr; }
    .topbar-brand { font-size: 0.88rem; }
}

/* ───────────────── Instance list rows ───────────────── */
.instances-list {
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
}

.instance-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 1.25rem;
    border-radius: var(--radius);
    transition: border-color 0.2s, transform 0.15s;
    gap: 1rem;
}
.instance-row:hover {
    border-color: var(--accent);
    transform: translateX(3px);
}
.instance-row-left {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    min-width: 0;
}
.instance-name {
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--text);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.instance-row-right {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-shrink: 0;
}
.instance-meta {
    font-size: 0.8rem;
    color: var(--text-muted);
}
.instance-total {
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--accent);
}

/* ───────────────── Card info bar (simplified, no big visual) ───────────────── */
.card-info-bar {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0.9rem 1.25rem;
    flex-wrap: wrap;
}
.card-info-num {
    font-family: var(--font);
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--text);
    letter-spacing: 0.05em;
    flex: 1;
    min-width: 0;
    word-break: break-all;
}
.card-info-exp,
.card-info-cvv {
    font-size: 0.82rem;
    color: var(--text-muted);
    font-weight: 600;
    white-space: nowrap;
}
.card-info-total {
    font-size: 1rem;
    font-weight: 700;
    color: var(--accent);
    margin-left: auto;
    white-space: nowrap;
}

/* topbar card number */
.card-num-header {
    font-family: var(--font);
    font-size: 0.82rem;
    color: var(--text-muted);
    letter-spacing: 0.04em;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    max-width: 200px;
}

/* ─── Tag dot on card ─── */
.cc-top-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.tag-dot {
    width: 12px; height: 12px;
    border-radius: 50%;
    display: inline-block;
    border: 2px solid rgba(255,255,255,0.3);
    flex-shrink: 0;
}

/* ─── Tag pills (quick set below each card) ─── */
.card-wrap {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}
.tag-form { margin: 0; }
.tag-pills {
    display: flex;
    gap: 0.35rem;
    padding: 0 0.25rem;
    flex-wrap: wrap;
}
.tag-pill {
    width: 22px; height: 22px;
    border-radius: 50%;
    border: 2px solid transparent;
    background: var(--tc, #888);
    cursor: pointer;
    transition: transform 0.15s, border-color 0.15s;
    font-size: 0.7rem;
    color: rgba(255,255,255,0.7);
    display: flex; align-items: center; justify-content: center;
    padding: 0;
}
.tag-pill:hover { transform: scale(1.2); }
.tag-pill.active { border-color: #fff; transform: scale(1.15); }

/* ─── Add card form ─── */
.add-card-wrap {
    padding: 1.1rem 1.25rem;
}
.add-card-form {
    display: flex;
    flex-wrap: wrap;
    gap: 0.6rem;
    margin-top: 0.5rem;
}
.add-card-input {
    flex: 1;
    background: rgba(255,255,255,0.06);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 0.65rem 0.9rem;
    color: var(--text);
    font-family: var(--font);
    font-size: 0.9rem;
}
.add-card-input:focus {
    outline: none;
    border-color: var(--accent);
}

/* ─── Settings ─── */
.settings-block {
    padding: 1.25rem;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}
.settings-form { display: flex; flex-direction: column; }
.settings-row {
    display: flex;
    gap: 0.6rem;
    align-items: center;
}
.settings-input {
    flex: 1;
    background: rgba(255,255,255,0.06);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 0.6rem 0.9rem;
    color: var(--text);
    font-family: var(--font);
    font-size: 0.9rem;
}
.settings-input:focus { outline: none; border-color: var(--accent); }
.settings-hint {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-bottom: 0.4rem;
}
.theme-row { display: flex; gap: 1rem; margin-top: 0.25rem; }
.theme-opt {
    display: flex; align-items: center; gap: 0.5rem;
    cursor: pointer;
}
.theme-label { font-size: 0.9rem; font-weight: 600; }
.theme-opt input[type="radio"] { accent-color: var(--accent); }

/* Tags edit in settings */
.tags-edit-list { display: flex; flex-direction: column; gap: 0.6rem; margin-top: 0.5rem; }
.tag-edit-row { display: flex; gap: 0.6rem; align-items: center; }
.tag-color-pick {
    width: 42px; height: 36px;
    border: none; border-radius: var(--radius-sm);
    cursor: pointer; padding: 2px;
    background: none;
}

/* ─── Simple card row list ─── */
.card-list {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}
.card-row-wrap {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}
.card-row {
    display: flex;
    align-items: center;
    gap: 0.85rem;
    padding: 0.85rem 1rem;
    border-radius: var(--radius-sm);
    transition: border-color 0.15s;
    text-decoration: none;
}
.card-row:hover { border-color: var(--accent); }
.card-row .tag-dot {
    width: 10px; height: 10px;
    border-radius: 50%;
    border: 2px solid rgba(255,255,255,0.25);
    flex-shrink: 0;
}
.card-index {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    border-radius: var(--radius-sm);
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--text-muted);
    font-size: 0.75rem;
    font-weight: 600;
    flex-shrink: 0;
}
[data-theme="light"] .card-index {
    background: rgba(0, 0, 0, 0.04);
    border-color: rgba(0, 0, 0, 0.08);
}
.card-row-num {
    font-family: var(--font);
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--text);
    letter-spacing: 0.08em;
    flex: 1;
}
.card-row-exp {
    font-size: 0.78rem;
    color: var(--text-muted);
    flex-shrink: 0;
}
.card-row-total {
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--accent);
    flex-shrink: 0;
}
.card-row-arrow {
    font-size: 1.1rem;
    color: var(--text-muted);
    flex-shrink: 0;
}

/* ─── Inline tag pills ─── */
.tag-pills-row { padding-left: 0.5rem; }
.tag-inline-form { display: flex; gap: 0.3rem; align-items: center; }
.tag-pill-sm {
    width: 16px; height: 16px;
    border-radius: 50%;
    border: 2px solid transparent;
    background: var(--tc, #555);
    cursor: pointer;
    font-size: 0.65rem;
    color: rgba(255,255,255,0.8);
    display: inline-flex; align-items: center; justify-content: center;
    padding: 0;
    transition: transform 0.12s;
}
.tag-pill-sm:hover { transform: scale(1.25); }
.tag-pill-sm.active { border-color: #fff; }

/* ─── Topbar actions group ─── */
.topbar-actions {
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

/* ─── Tag dot inside card row ─── */
.tag-dot-row {
    width: 10px; height: 10px;
    border-radius: 50%;
    border: 2px solid rgba(255,255,255,0.25);
    flex-shrink: 0;
    display: inline-block;
}

/* ─── Tag change bar (on card detail page) ─── */
.tag-change-bar {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 0.25rem;
}
.tag-change-label {
    font-size: 0.78rem;
    color: var(--text-muted);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    margin-right: 0.25rem;
}

/* ─── Icon-only nav buttons ─── */
.topbar-nav {
    display: flex;
    align-items: center;
    gap: 0.25rem;
}
.btn-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px; height: 36px;
    border-radius: var(--radius-sm);
    background: var(--glass-2);
    border: 1px solid var(--border);
    color: var(--text-muted);
    font-size: 1rem;
    text-decoration: none;
    transition: color 0.15s, border-color 0.15s;
    cursor: pointer;
}
.btn-icon:hover {
    color: var(--text);
    border-color: var(--accent);
}

/* ───────────────── Modals ───────────────── */
.modal-overlay {
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(0,0,0,0.6);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    z-index: 999;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.2s, visibility 0.2s;
}
.modal-overlay.active { opacity: 1; visibility: visible; }

.modal-card {
    position: fixed;
    top: 50%; left: 50%;
    transform: translate(-50%, -45%);
    width: 90%; max-width: 400px;
    padding: 1.8rem;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: all 0.2s;
    box-shadow: 0 20px 40px rgba(0,0,0,0.5);
}
.modal-card.active { opacity: 1; visibility: visible; transform: translate(-50%, -50%); }

.modal-title {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 1.2rem;
    color: var(--text);
    letter-spacing: 0.02em;
}
.modal-input {
    width: 100%;
    background: rgba(255,255,255,0.06);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 0.8rem 1rem;
    color: var(--text);
    font-family: var(--font);
    font-size: 1rem;
    margin-bottom: 1.5rem;
}
.modal-input:focus { outline: none; border-color: var(--accent); }
.modal-actions {
    display: flex;
    justify-content: flex-end;
    gap: 0.75rem;
}

/* ───────────────── Filter Pills ───────────────── */
.filter-pills-bar {
    display: flex;
    gap: 0.4rem;
    flex-wrap: wrap;
    padding: 0.15rem 0;
}
.filter-pill {
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    padding: 0.4rem 0.85rem;
    border-radius: 999px;
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--text-muted);
    background: var(--glass);
    border: 1px solid var(--border);
    transition: all 0.2s;
    text-decoration: none;
    white-space: nowrap;
    cursor: pointer;
}
.filter-pill:hover {
    border-color: var(--accent);
    color: var(--text);
    transform: translateY(-1px);
}
.filter-pill.active {
    background: linear-gradient(135deg, var(--accent), #00a886);
    color: #0a0f1e;
    border-color: var(--accent);
    font-weight: 700;
    box-shadow: 0 2px 12px rgba(0,212,170,0.25);
}

/* ───────────────── Search Active Bar ───────────────── */
.search-active-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.6rem 1rem;
    gap: 0.75rem;
}
.search-active-label {
    font-size: 0.88rem;
    font-weight: 600;
    color: var(--text);
}

/* ───────────────── Email Info Card ───────────────── */
.email-info-card {
    display: flex;
    align-items: center;
    gap: 0.65rem;
    padding: 0.7rem 1rem;
}
.email-info-icon {
    font-size: 1.1rem;
    flex-shrink: 0;
}
.email-info-name {
    font-size: 0.88rem;
    font-weight: 600;
    color: var(--text);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* ───────────────── Instance Footer ───────────────── */
.instance-footer {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.65rem 1rem;
    background: rgba(9,14,26,0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-top: 1px solid var(--border);
    z-index: 100;
}
[data-theme="light"] .instance-footer {
    background: rgba(240,242,247,0.92);
}
.instance-footer-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.5rem 1.2rem;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
    background: var(--glass-2);
    color: var(--text-muted);
    font-family: var(--font);
    font-size: 0.82rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.15s;
}
.instance-footer-btn:hover {
    color: var(--text);
    border-color: var(--accent);
}
.instance-footer-btn--danger:hover {
    color: var(--danger);
    border-color: var(--danger);
}
.footer-btn-icon {
    font-size: 0.95rem;
}
.footer-btn-label {
    font-size: 0.82rem;
}

/* ───────────────── TikTok Icon ───────────────── */
.tiktok-icon {
    display: block;
    filter: drop-shadow(0 0 6px rgba(0,212,170,0.3));
}

/* Adjust page-wrap for footer */
.page-wrap {
    padding-bottom: 5rem;
}

/* ───────────────── Slim Card Row ───────────────── */
.card-slim {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.75rem 1rem;
}
.card-slim-num {
    font-family: 'Space Grotesk', monospace;
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--text);
    letter-spacing: 0.03em;
    word-break: break-all;
    line-height: 1.4;
}

/* ═══════════════════════════════════════════════════════
   SIDEBAR NAVIGATION
═══════════════════════════════════════════════════════ */

/* ── App layout wrapper ── */
.app-layout {
    display: flex;
    min-height: 100vh;
}

/* ── Sidebar (desktop: always visible) ── */
.sidebar {
    width: 190px;
    flex-shrink: 0;
    background: rgba(12,18,32,0.98);
    border-right: 1px solid rgba(255,255,255,0.07);
    display: flex;
    flex-direction: column;
    position: sticky;
    top: 0;
    height: 100vh;
    overflow-y: auto;
    z-index: 200;
}

.sidebar-logo {
    padding: 1.1rem 1rem 0.85rem;
    border-bottom: 1px solid rgba(255,255,255,0.06);
    display: flex;
    align-items: center;
    gap: 0.6rem;
    flex-shrink: 0;
    text-decoration: none;
}

.sidebar-logo-icon {
    width: 30px; height: 30px;
    background: linear-gradient(135deg, #00d4aa, #007a63);
    border-radius: 9px;
    display: flex; align-items: center; justify-content: center;
    flex-shrink: 0;
    box-shadow: 0 2px 8px rgba(0,212,170,0.3);
}

.sidebar-logo-name { font-size: 0.85rem; font-weight: 700; color: #e8eaf0; line-height: 1.2; }
.sidebar-logo-sub  { font-size: 0.6rem; color: rgba(255,255,255,0.3); }

.sidebar-nav {
    flex: 1;
    padding: 0.6rem 0.5rem;
    display: flex;
    flex-direction: column;
    gap: 2px;
    overflow-y: auto;
}

.sidebar-item {
    display: flex;
    align-items: center;
    gap: 0.65rem;
    padding: 0.55rem 0.7rem;
    border-radius: 9px;
    border: 1px solid transparent;
    color: rgba(255,255,255,0.45);
    text-decoration: none;
    font-size: 0.8rem;
    font-weight: 500;
    font-family: var(--font);
    transition: background 0.15s, color 0.15s, border-color 0.15s;
    cursor: pointer;
    background: none;
    width: 100%;
    text-align: left;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.sidebar-item svg { flex-shrink: 0; width: 16px; height: 16px; }
.sidebar-item:hover { background: rgba(255,255,255,0.05); color: rgba(255,255,255,0.75); }
.sidebar-item.active {
    background: rgba(0,212,170,0.13);
    border-color: rgba(0,212,170,0.22);
    color: #00d4aa;
    font-weight: 600;
}

.sidebar-divider { height: 1px; background: rgba(255,255,255,0.05); margin: 0.4rem 0.3rem; }

.sidebar-footer {
    padding: 0.6rem 0.5rem;
    border-top: 1px solid rgba(255,255,255,0.06);
    display: flex;
    flex-direction: column;
    gap: 2px;
    flex-shrink: 0;
}

.sidebar-user-avatar {
    width: 22px; height: 22px;
    border-radius: 50%;
    background: linear-gradient(135deg, #4d9fff, #2a6ed4);
    display: flex; align-items: center; justify-content: center;
    flex-shrink: 0;
    font-size: 0.62rem; font-weight: 700; color: #fff;
}

/* ── Main area ── */
.main-area {
    flex: 1;
    display: flex;
    flex-direction: column;
    min-width: 0;
    min-height: 100vh;
}

/* ── Drawer overlay (mobile) ── */
.drawer-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.5);
    backdrop-filter: blur(2px);
    -webkit-backdrop-filter: blur(2px);
    z-index: 198;
}
.drawer-overlay.drawer-open { display: block; }

/* ── Mobile topbar ── */
.mobile-topbar {
    display: none;
    align-items: center;
    gap: 0.75rem;
    padding: 0 0.85rem;
    height: 48px;
    background: rgba(12,18,32,0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255,255,255,0.07);
    position: sticky;
    top: 0;
    z-index: 100;
    flex-shrink: 0;
}

.drawer-toggle {
    background: none;
    border: none;
    padding: 4px;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    gap: 4px;
    flex-shrink: 0;
}
.drawer-toggle span {
    display: block;
    height: 2px;
    background: #00d4aa;
    border-radius: 2px;
}
.drawer-toggle span:nth-child(1) { width: 18px; }
.drawer-toggle span:nth-child(2) { width: 13px; }
.drawer-toggle span:nth-child(3) { width: 18px; }

.mobile-page-title {
    font-size: 0.88rem;
    font-weight: 700;
    color: var(--text);
    flex: 1;
}

/* ── Light theme overrides ── */
[data-theme="light"] .sidebar {
    background: rgba(240,242,247,0.98);
    border-right-color: rgba(0,0,0,0.08);
}
[data-theme="light"] .sidebar-item { color: rgba(0,0,0,0.5); }
[data-theme="light"] .sidebar-item:hover { background: rgba(0,0,0,0.04); color: rgba(0,0,0,0.8); }
[data-theme="light"] .sidebar-logo-name { color: #111827; }
[data-theme="light"] .mobile-topbar { background: rgba(240,242,247,0.95); border-bottom-color: rgba(0,0,0,0.08); }

/* ── Responsive: mobile (≤768px) ── */
@media (max-width: 768px) {
    .sidebar {
        position: fixed;
        left: 0; top: 0; bottom: 0;
        height: 100%;
        transform: translateX(-100%);
        transition: transform 0.25s ease;
        z-index: 200;
    }
    .sidebar.drawer-open { transform: translateX(0); }
    .drawer-overlay.drawer-open { display: block; }
    .mobile-topbar { display: flex; }
}

/* ═══════════════════════════════════════════════════════
   REDESIGN REFINEMENTS (2026-06)
═══════════════════════════════════════════════════════ */

/* ── Transiciones suaves globales en interactivos ── */
.instance-row, .card-row, .note-card, .chip, .filter-pill,
.btn, .btn-icon, .sidebar-item, .add-card-input, .settings-input {
    transition: background .15s ease, border-color .15s ease,
                color .15s ease, transform .15s ease, box-shadow .15s ease;
}

/* ── Instance / card rows: hover refinado ── */
.instance-row:hover { transform: translateX(3px); border-color: rgba(0,212,170,.28); }
.card-row:hover     { transform: translateX(2px); border-color: rgba(0,212,170,.25); }

/* ── Flash messages con icono y mejor padding ── */
.flash {
    display: flex;
    align-items: center;
    gap: 0.55rem;
    padding: 0.7rem 1rem;
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    font-weight: 600;
}
.flash::before {
    content: '';
    width: 16px; height: 16px;
    flex-shrink: 0;
    background-repeat: no-repeat;
    background-position: center;
}
.flash-success::before {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%2300d4aa' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E");
}
.flash-error::before {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23ff5f7e' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Ccircle cx='12' cy='12' r='10'/%3E%3Cline x1='12' y1='8' x2='12' y2='12'/%3E%3Cline x1='12' y1='16' x2='12.01' y2='16'/%3E%3C/svg%3E");
}

/* ── Empty states más atractivos ── */
.empty-state {
    text-align: center;
    color: var(--text-muted);
    padding: 3rem 1.5rem;
    font-size: 0.9rem;
    border: 1px dashed rgba(255,255,255,0.08);
    border-radius: var(--radius);
    background: rgba(255,255,255,0.015);
}
[data-theme="light"] .empty-state { border-color: rgba(0,0,0,0.08); background: rgba(0,0,0,0.01); }

/* ── Chips de compras refinados ── */
.chip {
    border-radius: 999px;
    padding: 0.32rem 0.55rem 0.32rem 0.75rem;
    font-size: 0.82rem;
}
.chip:hover { border-color: rgba(77,159,255,.4); }

/* ── Tarjeta visual: número grande y legible ── */
.cc-number, .card-row-num, .card-slim-num {
    font-variant-numeric: tabular-nums;
}
.credit-card-visual { border-radius: 16px; }

/* ── Inputs: focus state refinado ── */
.add-card-input:focus, .settings-input:focus, .modal-input:focus, .field input:focus {
    border-color: var(--accent);
    background: rgba(0,212,170,0.05);
}

/* ── Section labels: más espaciado ── */
.section-label { letter-spacing: 0.1em; }

/* ── Total badges y montos: tabular ── */
.instance-total, .card-row-total, .total-badge, .cc-total { font-variant-numeric: tabular-nums; }

/* ── Botones: sombra sutil en primary/accent ── */
.btn-primary, .btn-accent { box-shadow: 0 2px 10px rgba(0,212,170,0.15); }
.btn-primary:hover, .btn-accent:hover { box-shadow: 0 4px 16px rgba(0,212,170,0.25); }

/* ── Desktop content topbar con buscador ── */
.content-topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: 1.1rem 1.25rem 0;
}
.content-topbar-title {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--text);
    letter-spacing: 0.01em;
}
.content-search {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    min-width: 240px;
    padding: 0.55rem 0.95rem;
    background: rgba(255,255,255,0.04);
    border: 1px solid var(--border);
    border-radius: 999px;
    color: var(--text-muted);
    cursor: pointer;
    font-size: 0.85rem;
    font-family: var(--font);
    transition: border-color .15s ease, background .15s ease, color .15s ease;
}
.content-search:hover {
    border-color: var(--accent);
    color: var(--text);
    background: rgba(0,212,170,0.04);
}
.content-search svg { flex-shrink: 0; }
.content-search span { flex: 1; text-align: left; }
.content-search kbd {
    font-size: 0.68rem;
    font-family: var(--font);
    background: rgba(255,255,255,0.06);
    border: 1px solid var(--border);
    border-radius: 5px;
    padding: 0.1rem 0.4rem;
    color: var(--text-muted);
}
[data-theme="light"] .content-search { background: rgba(0,0,0,0.03); }
[data-theme="light"] .content-search kbd { background: rgba(0,0,0,0.05); }

@media (max-width: 768px) {
    .content-topbar { display: none; }
}