/* ==========================================================================
   PayDue theme — "Glass FinTech"
   Light: airy cool gray + white frosted glass, sky blue / emerald accents.
   Dark:  deep navy + translucent glass panels, glowing neon blue / green.
   Loaded last: overrides colour tokens from app.css and adds glass surfaces.
   ========================================================================== */

:root {
    --bg: #f8fafc;
    --surface: #ffffff;
    --surface-2: #f1f5f9;
    --surface-3: #e9eef5;
    --border: rgba(148, 163, 184, .22);
    --border-strong: rgba(148, 163, 184, .38);
    --text: #1e293b;
    --text-2: #334155;
    --muted: #64748b;
    --faint: #94a3b8;

    --primary: #0ea5e9;
    --primary-hover: #0284c7;
    --primary-soft: rgba(14, 165, 233, .12);
    --primary-text: #0369a1;
    --accent-2: #10b981;
    --accent-2-soft: rgba(16, 185, 129, .12);
    --accent-gradient: linear-gradient(135deg, #0ea5e9 0%, #10b981 100%);

    --brand-1: #0c4a6e;
    --brand-2: #0ea5e9;
    --brand-3: #10b981;

    --upcoming: #0ea5e9;
    --upcoming-soft: rgba(14, 165, 233, .12);
    --paid: #10b981;
    --paid-soft: rgba(16, 185, 129, .12);
    --overdue: #ef4444;
    --overdue-soft: rgba(239, 68, 68, .10);
    --partial: #f59e0b;
    --partial-soft: rgba(245, 158, 11, .12);
    --violet: #8b5cf6;
    --violet-soft: rgba(139, 92, 246, .12);

    /* Glass */
    --glass: rgba(255, 255, 255, .62);
    --glass-strong: rgba(255, 255, 255, .86);
    --glass-border: rgba(255, 255, 255, .9);
    --glass-edge: rgba(148, 163, 184, .20);
    --glass-blur: 22px;
    --glow-primary: 0 0 0 transparent;
    --glow-green: 0 0 0 transparent;

    --shadow-sm: 0 1px 2px rgba(15, 23, 42, .04), 0 4px 16px -8px rgba(15, 23, 42, .08);
    --shadow: 0 2px 4px rgba(15, 23, 42, .04), 0 16px 40px -16px rgba(15, 23, 42, .14);
    --shadow-lg: 0 30px 70px -24px rgba(15, 23, 42, .30);

    --scene: radial-gradient(60vw 50vh at 8% -5%, rgba(14, 165, 233, .14), transparent 60%),
             radial-gradient(55vw 45vh at 100% 10%, rgba(16, 185, 129, .12), transparent 60%),
             radial-gradient(50vw 50vh at 60% 110%, rgba(14, 165, 233, .08), transparent 60%);
}

[data-theme="dark"] {
    --bg: #070b14;
    --surface: #0f172a;
    --surface-2: #111c33;
    --surface-3: #16223d;
    --border: rgba(148, 163, 184, .12);
    --border-strong: rgba(148, 163, 184, .22);
    --text: #f1f5f9;
    --text-2: #cbd5e1;
    --muted: #94a3b8;
    --faint: #64748b;

    --primary: #38bdf8;
    --primary-hover: #7dd3fc;
    --primary-soft: rgba(56, 189, 248, .14);
    --primary-text: #7dd3fc;
    --accent-2: #34d399;
    --accent-2-soft: rgba(52, 211, 153, .14);
    --accent-gradient: linear-gradient(135deg, #38bdf8 0%, #34d399 100%);

    --brand-1: #0b1224;
    --brand-2: #38bdf8;
    --brand-3: #34d399;

    --upcoming: #38bdf8;
    --upcoming-soft: rgba(56, 189, 248, .14);
    --paid: #34d399;
    --paid-soft: rgba(52, 211, 153, .14);
    --overdue: #f87171;
    --overdue-soft: rgba(248, 113, 113, .14);
    --partial: #fbbf24;
    --partial-soft: rgba(251, 191, 36, .14);
    --violet: #a78bfa;
    --violet-soft: rgba(167, 139, 250, .14);

    --glass: rgba(15, 23, 42, .55);
    --glass-strong: rgba(15, 23, 42, .85);
    --glass-border: rgba(148, 163, 184, .14);
    --glass-edge: rgba(56, 189, 248, .10);
    --glow-primary: 0 0 24px rgba(56, 189, 248, .35);
    --glow-green: 0 0 24px rgba(52, 211, 153, .35);

    --shadow-sm: 0 1px 2px rgba(0, 0, 0, .4), 0 8px 24px -12px rgba(0, 0, 0, .6);
    --shadow: 0 2px 6px rgba(0, 0, 0, .4), 0 20px 50px -20px rgba(0, 0, 0, .8);
    --shadow-lg: 0 40px 90px -30px rgba(0, 0, 0, .9);

    --scene: radial-gradient(55vw 45vh at 5% -10%, rgba(56, 189, 248, .16), transparent 60%),
             radial-gradient(50vw 45vh at 100% 5%, rgba(52, 211, 153, .10), transparent 60%),
             radial-gradient(60vw 55vh at 50% 115%, rgba(56, 189, 248, .08), transparent 60%);
}

/* ---------- Scene background (gives the glass something to blur) ---------- */
body { background: var(--bg); }
body::before {
    content: ''; position: fixed; inset: 0; z-index: -1; pointer-events: none;
    background: var(--scene);
}

/* ---------- Glass surfaces ---------- */
.card, .panel, .kpi, .acc-card, .quick, .insight, .user-chip, .calc-result {
    background: var(--glass);
    border: 1px solid var(--glass-border);
    -webkit-backdrop-filter: blur(var(--glass-blur)) saturate(150%);
    backdrop-filter: blur(var(--glass-blur)) saturate(150%);
    box-shadow: var(--shadow-sm), inset 0 1px 0 rgba(255, 255, 255, .06);
}
[data-theme="dark"] .card, [data-theme="dark"] .panel, [data-theme="dark"] .kpi,
[data-theme="dark"] .acc-card, [data-theme="dark"] .quick, [data-theme="dark"] .insight {
    box-shadow: var(--shadow-sm), inset 0 1px 0 rgba(255, 255, 255, .04), 0 0 0 1px var(--glass-edge);
}
.panel-head, .data-table td, .list-item, .bill-row, .tl-day { border-color: var(--border); }
.data-table th { background: transparent; }
.data-table tbody tr:hover, .bill-row:hover { background: var(--primary-soft); }
.tl-date, .kpi-mini > div, .new-box, .cal-event, .sheet-shortcuts a { background: color-mix(in srgb, var(--surface-2) 70%, transparent); }

.sidebar {
    background: var(--glass-strong);
    -webkit-backdrop-filter: blur(var(--glass-blur)) saturate(150%);
    backdrop-filter: blur(var(--glass-blur)) saturate(150%);
    border-right: 1px solid var(--glass-border);
}
.topbar { background: color-mix(in srgb, var(--bg) 70%, transparent); }
.bottom-nav { background: var(--glass-strong); border-top-color: var(--glass-border); }

dialog.sheet {
    background: var(--glass-strong);
    -webkit-backdrop-filter: blur(28px) saturate(160%);
    backdrop-filter: blur(28px) saturate(160%);
    border: 1px solid var(--glass-border);
}
.sheet-foot { background: transparent; }
dialog.sheet::backdrop { background: rgba(2, 6, 23, .5); backdrop-filter: blur(4px); }
.menu-list, .toast { background: var(--glass-strong); backdrop-filter: blur(20px); border-color: var(--glass-border); }

/* Inputs stay solid for readability */
.input, .field input:not([type=checkbox]):not([type=radio]):not([type=file]):not([type=color]):not([type=range]),
.field select, .field textarea, .cur-btn, .chip, .choice, .type-switch label, .segmented {
    background-color: color-mix(in srgb, var(--surface) 88%, transparent);
}
.segmented { background: color-mix(in srgb, var(--surface-3) 80%, transparent); }
.segmented .is-active, .segmented input:checked + label { background: var(--surface); }
[data-theme="dark"] .segmented .is-active, [data-theme="dark"] .segmented input:checked + label { background: var(--surface-3); color: var(--primary); }

/* ---------- Accent: blue → green gradient ---------- */
.brand-mark { background: var(--accent-gradient); box-shadow: 0 6px 18px -6px color-mix(in srgb, var(--primary) 70%, transparent); }
img.brand-mark { display: block; background: none; object-fit: contain; }
.brand-name span { background: var(--accent-gradient); -webkit-background-clip: text; background-clip: text; color: transparent; }
.avatar { background: var(--accent-gradient); }

.btn-primary, .fab {
    background: var(--accent-gradient); color: #fff; border: 0;
    box-shadow: 0 8px 22px -10px color-mix(in srgb, var(--primary) 80%, transparent);
}
.btn-primary:hover { background: var(--accent-gradient); filter: brightness(1.06); }
[data-theme="dark"] .btn-primary, [data-theme="dark"] .fab { color: #04111f; box-shadow: var(--glow-primary); }
.btn-success { background: var(--paid); }
[data-theme="dark"] .btn-success { color: #04111f; box-shadow: var(--glow-green); }
.btn-soft { background: var(--primary-soft); color: var(--primary-text); }
.nav-link.is-active { background: var(--primary-soft); color: var(--primary-text); box-shadow: inset 3px 0 0 var(--primary); }
[data-theme="dark"] .nav-link.is-active { box-shadow: inset 3px 0 0 var(--primary), 0 0 20px -8px rgba(56, 189, 248, .5); }
.tab.is-active { background: var(--accent-gradient); color: #fff; border-color: transparent; }
[data-theme="dark"] .tab.is-active { color: #04111f; }
.tabs-line button.is-active { border-bottom-color: var(--primary); color: var(--text); }
.bottom-link.is-active { color: var(--primary); }

.meter > i, .progress > i { background: var(--accent-gradient); }
.meter.ok > i, .progress.paid > i { background: var(--paid); }
.meter.warn > i { background: var(--partial); }
.meter.danger > i { background: var(--overdue); }
[data-theme="dark"] .meter > i { box-shadow: 0 0 10px rgba(56, 189, 248, .5); }

/* ---------- Primary KPI: glass with a glowing accent edge (no navy block) ---------- */
.kpi.primary {
    background: var(--glass); color: var(--text);
    border: 1px solid color-mix(in srgb, var(--primary) 35%, var(--glass-border));
    position: relative; overflow: hidden;
}
.kpi.primary::before {
    content: ''; position: absolute; inset: 0 0 auto 0; height: 3px; background: var(--accent-gradient);
}
.kpi.primary .kpi-label, .kpi.primary .kpi-foot { color: var(--muted); }
.kpi.primary .kpi-value { background: var(--accent-gradient); -webkit-background-clip: text; background-clip: text; color: transparent; }
.kpi.primary .kpi-value small { color: var(--muted); -webkit-text-fill-color: var(--muted); }
.kpi.primary .meter { background: var(--surface-3); }
.kpi.primary .meter > i { background: var(--accent-gradient); }
.kpi.primary .delta { background: var(--primary-soft); color: var(--primary-text); }
[data-theme="dark"] .kpi.primary { box-shadow: var(--shadow-sm), 0 0 40px -18px rgba(56, 189, 248, .55); }
.kpi-value { letter-spacing: -.03em; }
[data-theme="dark"] .kpi-value.c-overdue { text-shadow: 0 0 18px rgba(248, 113, 113, .35); }
[data-theme="dark"] .c-paid { text-shadow: 0 0 14px rgba(52, 211, 153, .25); }

/* Hero (accounts / older pages) follows the glass look */
.hero {
    background: var(--glass); color: var(--text);
    border: 1px solid color-mix(in srgb, var(--primary) 30%, var(--glass-border));
    -webkit-backdrop-filter: blur(var(--glass-blur)); backdrop-filter: blur(var(--glass-blur));
    box-shadow: var(--shadow), 0 0 50px -24px color-mix(in srgb, var(--primary) 60%, transparent);
}
.hero::after { border-color: color-mix(in srgb, var(--accent-2) 12%, transparent); }
.hero-label, .hero-stat span, .hero-progress .between { color: var(--muted); }
.hero-value { background: var(--accent-gradient); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero-value small { -webkit-text-fill-color: var(--muted); }
.hero-stat { background: color-mix(in srgb, var(--surface-2) 70%, transparent); border-color: var(--border); }
.hero-progress .bar { background: var(--surface-3); }
.hero-progress .bar i { background: var(--accent-gradient); }

/* Pills & icons a little more luminous in dark */
[data-theme="dark"] .pill-upcoming { box-shadow: 0 0 12px -4px rgba(56, 189, 248, .6); }
[data-theme="dark"] .pill-paid { box-shadow: 0 0 12px -4px rgba(52, 211, 153, .6); }
[data-theme="dark"] .pill-overdue { box-shadow: 0 0 12px -4px rgba(248, 113, 113, .6); }
.icon-tile { background: var(--primary-soft); color: var(--primary); }

/* Calendar */
.cal-day.is-today { background: var(--accent-gradient); color: #fff; }
[data-theme="dark"] .cal-day.is-today { color: #04111f; box-shadow: var(--glow-primary); }
.cal-day.is-selected { border-color: var(--primary); background: var(--primary-soft); }
.cal-dots .upcoming { box-shadow: 0 0 6px var(--upcoming); }
.cal-dots .paid { box-shadow: 0 0 6px var(--paid); }
.cal-dots .overdue { box-shadow: 0 0 6px var(--overdue); }
.tl-date.is-today { background: var(--accent-gradient); }
[data-theme="dark"] .tl-date.is-today { color: #04111f; }
[data-theme="dark"] .tl-date.is-today span { color: rgba(4, 17, 31, .7); }

/* Bulk bar & alerts */
.bulk-bar { background: var(--glass-strong); color: var(--text); border: 1px solid var(--glass-border); backdrop-filter: blur(20px); }
.bulk-bar .btn { background: var(--surface-3); color: var(--text); }
.alert-overdue { background: var(--overdue-soft); border-color: color-mix(in srgb, var(--overdue) 30%, transparent); backdrop-filter: blur(12px); }

/* Auth screen */
.auth-aside {
    background:
        radial-gradient(70% 60% at 85% 10%, rgba(52, 211, 153, .35), transparent 60%),
        radial-gradient(70% 60% at 10% 90%, rgba(56, 189, 248, .35), transparent 60%),
        linear-gradient(150deg, #050a16, #0b1a33 60%, #0c3a4f);
}
.auth-feature { background: rgba(255, 255, 255, .06); border-color: rgba(255, 255, 255, .12); backdrop-filter: blur(12px); }
.auth-feature .icon-tile { background: rgba(56, 189, 248, .18); color: #7dd3fc; }
.auth-aside .brand-mark { background: var(--accent-gradient); }

/* Respect reduced transparency / slow devices */
@media (prefers-reduced-transparency: reduce) {
    .card, .panel, .kpi, .acc-card, .quick, .insight, .sidebar, dialog.sheet, .hero { backdrop-filter: none; background: var(--surface); }
}

/* Phones: main KPI full width, numbers scale so they never get cut off */
@media (max-width: 639px) {
    .kpi-grid > .kpi.primary { grid-column: 1 / -1; }
    .kpi-value { font-size: clamp(17px, 5.2vw, 22px); }
    .kpi.primary .kpi-value { font-size: 28px; }
    .kpi-label { font-size: 12px; }
}

/* ---------- One-button language menu ---------- */
.lang-btn { width: auto; padding: 0 10px; gap: 6px; display: inline-flex; align-items: center; font-weight: 750; font-size: 13px; }
.lang-btn svg { width: 16px; height: 16px; }
.lang-menu .menu-list { min-width: 170px; }
.lang-menu .menu-list .is-current { color: var(--primary); }

/* ---------- Mobile menu sheet ---------- */
.menu-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 10px; }
.menu-grid a { display: flex; flex-direction: column; align-items: center; gap: 8px; padding: 14px 6px; border-radius: 16px; text-align: center;
    font-size: 12.5px; font-weight: 650; color: var(--text-2); background: color-mix(in srgb, var(--surface-2) 70%, transparent); border: 1px solid var(--border); }
.menu-grid a.is-active { border-color: var(--primary); color: var(--text); }

/* ---------- Dashboard layout: payments left, bigger calendar right ---------- */
.grid-dash { display: grid; gap: 16px; grid-template-columns: 1fr; }
@media (min-width: 1100px) { .grid-dash { grid-template-columns: minmax(0, 1fr) minmax(0, 1.45fr); gap: 20px; align-items: start; } }
@media (min-width: 1100px) { .grid-dash .cal-day { height: 64px; } }
.kpi-grid.kpi-3 { grid-template-columns: 1fr; }
@media (min-width: 640px) { .kpi-grid.kpi-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
@media (max-width: 639px) { .kpi-grid.kpi-3 > .kpi:not(.primary) { grid-column: auto; } .kpi-grid.kpi-3 { grid-template-columns: 1fr 1fr; } }

/* ---------- "?" explanations ---------- */
.tip { position: relative; display: inline-flex; color: var(--faint); cursor: help; outline: none; }
.tip svg { width: 15px; height: 15px; }
.tip-text {
    position: absolute; z-index: 30; right: -6px; top: calc(100% + 8px); width: 240px; padding: 10px 12px; border-radius: 12px;
    background: var(--glass-strong); color: var(--text-2); border: 1px solid var(--glass-border); box-shadow: var(--shadow-lg);
    backdrop-filter: blur(18px); font-size: 12.5px; font-weight: 500; line-height: 1.45; text-transform: none; letter-spacing: 0;
    opacity: 0; visibility: hidden; transform: translateY(-4px); transition: opacity .15s, transform .15s;
}
.tip:hover .tip-text, .tip:focus .tip-text, .tip:focus-within .tip-text { opacity: 1; visibility: visible; transform: none; }
.tip:hover, .tip:focus { color: var(--primary); }

/* ---------- First-time guide ---------- */
.onboarding { border-color: color-mix(in srgb, var(--primary) 35%, var(--glass-border)); }
.onb-steps { display: grid; gap: 12px; grid-template-columns: 1fr; }
@media (min-width: 900px) { .onb-steps { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
.onb-step { display: flex; flex-direction: column; gap: 10px; align-items: flex-start; padding: 14px; border-radius: 14px;
    background: color-mix(in srgb, var(--surface-2) 70%, transparent); border: 1px solid var(--border); }
.onb-step > div { display: flex; flex-direction: column; gap: 2px; }
.onb-step p { font-size: 13px; color: var(--muted); }
.onb-num { width: 30px; height: 30px; border-radius: 10px; display: grid; place-items: center; font-weight: 800; color: #fff; background: var(--accent-gradient); }
[data-theme="dark"] .onb-num { color: #04111f; }

/* ---------- Help page ---------- */
.faq { display: flex; flex-direction: column; }
.faq details { border-top: 1px solid var(--border); padding: 4px 0; }
.faq details:first-child { border-top: 0; }
.faq summary { list-style: none; cursor: pointer; display: flex; align-items: center; gap: 12px; padding: 14px 4px; font-weight: 650; font-size: 15px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary .chev { margin-left: auto; transition: transform .2s; color: var(--faint); }
.faq details[open] summary .chev { transform: rotate(180deg); }
.faq .answer { padding: 0 4px 16px 52px; color: var(--text-2); font-size: 14px; line-height: 1.6; }
.color-legend { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 8px; }

/* Loan calculator: 5 types */
@media (min-width: 720px) { .loan-types { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
@media (min-width: 1200px) { .loan-types { grid-template-columns: repeat(5, minmax(0, 1fr)); } }

/* Date range: two equal date boxes */
.input-group:has(> input[type=date] + input[type=date]) { display: grid; grid-template-columns: 1fr 1fr; }
.input-group > input[type=date] { min-width: 0; padding-left: 10px; padding-right: 8px; }

/* Calendar agenda: text gets the full width, buttons on their own row */
.cal-event { flex-wrap: wrap; align-items: flex-start; row-gap: 8px; }
.cal-event > .grow { flex: 1 1 0; min-width: 0; }
.cal-event .title { white-space: normal; overflow: visible; text-overflow: clip; overflow-wrap: anywhere; }
.cal-event .meta { line-height: 1.5; }
.cal-event > .amount { margin-left: auto; padding-top: 1px; }
.cal-actions { flex-basis: 100%; display: flex; justify-content: flex-end; gap: 6px; flex-wrap: wrap; }
.cal-actions form { margin: 0; }

/* Phone: profile avatar in the top bar */
.topbar-avatar { display: inline-flex; border-radius: 12px; padding: 2px; border: 2px solid transparent; }
.topbar-avatar .avatar { width: 36px; height: 36px; border-radius: 10px; }
.topbar-avatar.is-active { border-color: var(--primary); }
.topbar-actions { gap: 6px; }