/* ==========================================================================
   Anker design system
   Two themes over Bootstrap 5.3, switched by data-bs-theme on <html>:
     • light (default): vibrant violet accent on a soft canvas, white panels.
     • dark: near-black canvas with clearly-elevated charcoal panels, brighter
       violet accent — goth/techwear, but panels read as distinct surfaces.
   Theme-varying colours are tokens so one set of component rules serves both.
   ========================================================================== */

:root {
    color-scheme: light;

    /* Palette (LIGHT — default) --------------------------------------------- */
    --ank-bg: #f4f2fa;           /* soft violet-tinted canvas */
    --ank-surface: #ffffff;      /* panels / cards */
    --ank-surface-muted: #f4f2fa;/* insets */
    --ank-elevated: #ffffff;     /* modals / dropdowns */

    --ank-primary: #7c3aed;      /* vibrant violet */
    --ank-primary-hover: #6d28d9;
    --ank-primary-active: #5b21b6;
    --ank-primary-rgb: 124, 58, 237;

    --ank-ink: #1b1526;          /* headings / strong text */
    --ank-text: #3a3348;         /* body */
    --ank-muted: #6b6479;        /* secondary text */
    --ank-faint: #9c95ab;        /* tertiary / placeholders */

    --ank-border: #e8e3f2;       /* hairlines */
    --ank-border-strong: #d7cfe8;

    /* Rating / status hues + readable "ink" (text) tone --------------------- */
    --ank-red: #e11d48;   --ank-red-ink: #be123c;    /* rose — Again / danger */
    --ank-amber: #d97706; --ank-amber-ink: #b45309;  /* amber — Hard */
    --ank-green: #5f718a; --ank-green-ink: #475569;  /* steel (repurposed) — Good */
    --ank-blue: #7c3aed;  --ank-blue-ink: #6d28d9;   /* violet — Easy */
    --ank-on-steel: #ffffff;     /* text on a solid steel button */

    --ank-navbar-bg: rgba(255, 255, 255, .82);
    --ank-toast-bg: #1b1526;
    --ank-toast-text: #f4f2fa;

    /* Shape & depth --------------------------------------------------------- */
    --ank-radius-sm: 8px;
    --ank-radius: 10px;
    --ank-radius-lg: 14px;

    --ank-shadow-xs: 0 1px 2px rgba(60, 40, 95, .05);
    --ank-shadow-sm: 0 1px 2px rgba(60, 40, 95, .06), 0 1px 3px rgba(60, 40, 95, .05);
    --ank-shadow-md: 0 2px 4px rgba(60, 40, 95, .06), 0 6px 18px rgba(60, 40, 95, .10);
    --ank-shadow-lg: 0 10px 28px rgba(60, 40, 95, .16), 0 2px 8px rgba(60, 40, 95, .10);

    --ank-ring: 0 0 0 3px rgba(var(--ank-primary-rgb), .28);

    /* Bootstrap variable overrides (reference --ank-* so they follow the theme) */
    --bs-body-bg: var(--ank-bg);
    --bs-body-color: var(--ank-text);
    --bs-body-font-family: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
    --bs-border-color: var(--ank-border);
    --bs-border-radius: var(--ank-radius);
    --bs-border-radius-sm: var(--ank-radius-sm);
    --bs-border-radius-lg: var(--ank-radius-lg);
    --bs-primary: var(--ank-primary);
    --bs-primary-rgb: var(--ank-primary-rgb);
    --bs-link-color: var(--ank-primary);
    --bs-link-color-rgb: var(--ank-primary-rgb);
    --bs-link-hover-color: var(--ank-primary-hover);
    --bs-emphasis-color: var(--ank-ink);
    --bs-secondary-color: var(--ank-muted);
    --bs-secondary-bg: var(--ank-surface-muted);
    --bs-tertiary-bg: var(--ank-surface-muted);
    --bs-card-bg: var(--ank-surface);
    --bs-modal-bg: var(--ank-elevated);
    --bs-dropdown-bg: var(--ank-elevated);
}

/* Palette (DARK) — near-black canvas, panels lifted well clear of it -------- */
[data-bs-theme="dark"] {
    color-scheme: dark;

    --ank-bg: #0d0d12;           /* near-black canvas */
    --ank-surface: #1b1b23;      /* panels — clearly lighter than the canvas */
    --ank-surface-muted: #23232d;/* insets */
    --ank-elevated: #262633;     /* modals / dropdowns sit above panels */

    --ank-primary: #9d8cff;      /* brighter violet, readable on dark */
    --ank-primary-hover: #b0a2ff;
    --ank-primary-active: #c4bbff;
    --ank-primary-rgb: 157, 140, 255;

    --ank-ink: #f4f2fb;
    --ank-text: #cbc8d8;
    --ank-muted: #918da2;
    --ank-faint: #635f70;

    --ank-border: #30303c;       /* visible hairline on panels */
    --ank-border-strong: #43434f;

    --ank-red: #f2637a;   --ank-red-ink: #f38f9c;
    --ank-amber: #e0a458; --ank-amber-ink: #e7b77e;
    --ank-green: #7f8b99; --ank-green-ink: #aab4c0;
    --ank-blue: #b0a2ff;  --ank-blue-ink: #c4bbff;
    --ank-on-steel: #14141a;

    --ank-navbar-bg: rgba(16, 16, 22, .72);
    --ank-toast-bg: #262633;
    --ank-toast-text: #f4f2fb;

    --ank-shadow-xs: 0 1px 2px rgba(0, 0, 0, .40);
    --ank-shadow-sm: 0 1px 2px rgba(0, 0, 0, .45), 0 1px 3px rgba(0, 0, 0, .40);
    --ank-shadow-md: 0 2px 6px rgba(0, 0, 0, .50), 0 8px 22px rgba(0, 0, 0, .45);
    --ank-shadow-lg: 0 12px 34px rgba(0, 0, 0, .60), 0 2px 8px rgba(0, 0, 0, .50);

    --ank-ring: 0 0 0 3px rgba(var(--ank-primary-rgb), .40);
}

/* Base --------------------------------------------------------------------- */
body {
    background-color: var(--ank-bg);
    color: var(--ank-text);
    font-family: var(--bs-body-font-family);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    letter-spacing: -0.006em;
}

h1, h2, h3, h4, h5, h6, .h1, .h2, .h3, .h4, .h5, .h6 {
    color: var(--ank-ink);
    font-weight: 650;
    letter-spacing: -0.02em;
}

.text-muted { color: var(--ank-muted) !important; }

a { text-underline-offset: 2px; }

/* Give page content a little breathing room */
body > .container { padding-bottom: 3rem; margin-top: .5rem; }

/* Navbar ------------------------------------------------------------------- */
.navbar {
    background-color: var(--ank-navbar-bg) !important;
    backdrop-filter: saturate(150%) blur(12px);
    -webkit-backdrop-filter: saturate(150%) blur(12px);
    border-bottom: 1px solid var(--ank-border);
    box-shadow: var(--ank-shadow-xs);
}
.navbar .navbar-brand {
    color: var(--ank-ink);
    font-weight: 700;
    letter-spacing: -0.02em;
}
.navbar .nav-link {
    color: var(--ank-muted);
    font-weight: 500;
    font-size: .925rem;
    padding: .4rem .75rem !important;
    border-radius: var(--ank-radius-sm);
    transition: color .15s ease, background-color .15s ease;
}
.navbar .nav-link:hover { color: var(--ank-ink); background-color: rgba(var(--ank-primary-rgb), .06); }
.navbar .nav-link.active {
    color: var(--ank-primary);
    background-color: rgba(var(--ank-primary-rgb), .1);
    font-weight: 600;
}

/* Light/dark toggle in the navbar */
.ank-theme-toggle {
    width: 34px;
    height: 34px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    border: 1px solid var(--ank-border-strong);
    background: var(--ank-surface);
    color: var(--ank-muted);
    font-size: 1rem;
    cursor: pointer;
    transition: color .15s ease, border-color .15s ease, background-color .15s ease, transform .12s ease;
}
.ank-theme-toggle:hover {
    color: var(--ank-primary);
    border-color: rgba(var(--ank-primary-rgb), .5);
    background: rgba(var(--ank-primary-rgb), .07);
    transform: translateY(-1px);
}

/* Cards / surfaces --------------------------------------------------------- */
.card {
    background-color: var(--ank-surface);
    border: 1px solid var(--ank-border);
    border-radius: var(--ank-radius-lg);
    box-shadow: var(--ank-shadow-sm);
}
.card-header {
    background-color: transparent;
    border-bottom: 1px solid var(--ank-border);
    font-weight: 600;
    color: var(--ank-ink);
    padding: .9rem 1.15rem;
}
.card-body { padding: 1.15rem; }
.card-footer { background-color: transparent; border-top: 1px solid var(--ank-border); }
.shadow-sm { box-shadow: var(--ank-shadow-sm) !important; }
.shadow { box-shadow: var(--ank-shadow-md) !important; }

/* Interactive workspace cards get a gentle hover lift */
.ank-card-link { transition: box-shadow .18s ease, transform .18s ease, border-color .18s ease; }
.ank-card-link:hover {
    box-shadow: var(--ank-shadow-md) !important;
    transform: translateY(-2px);
    border-color: var(--ank-border-strong);
}
.card-title a { color: var(--ank-ink); }
.card-title a:hover { color: var(--ank-primary); }

/* Buttons ------------------------------------------------------------------ */
.btn {
    --bs-btn-font-weight: 550;
    border-radius: var(--ank-radius-sm);
    font-weight: 550;
    letter-spacing: -0.01em;
    padding: .5rem .95rem;
    transition: background-color .15s ease, border-color .15s ease,
                box-shadow .15s ease, transform .12s ease, color .15s ease;
}
.btn-sm { padding: .35rem .7rem; font-size: .825rem; }
.btn:active { transform: translateY(1px); }
.btn:focus-visible { box-shadow: var(--ank-ring); }

.btn-primary {
    --bs-btn-bg: var(--ank-primary);
    --bs-btn-border-color: var(--ank-primary);
    --bs-btn-hover-bg: var(--ank-primary-hover);
    --bs-btn-hover-border-color: var(--ank-primary-hover);
    --bs-btn-active-bg: var(--ank-primary-active);
    --bs-btn-active-border-color: var(--ank-primary-active);
    --bs-btn-disabled-bg: var(--ank-primary);
    --bs-btn-disabled-border-color: var(--ank-primary);
    box-shadow: var(--ank-shadow-xs);
}
.btn-primary:hover { box-shadow: var(--ank-shadow-sm); }

.btn-outline-primary {
    --bs-btn-color: var(--ank-primary);
    --bs-btn-border-color: rgba(var(--ank-primary-rgb), .4);
    --bs-btn-hover-bg: var(--ank-primary);
    --bs-btn-hover-border-color: var(--ank-primary);
    --bs-btn-active-bg: var(--ank-primary-active);
    --bs-btn-active-border-color: var(--ank-primary-active);
}

.btn-outline-secondary {
    --bs-btn-color: var(--ank-muted);
    --bs-btn-border-color: var(--ank-border-strong);
    --bs-btn-hover-bg: var(--ank-surface-muted);
    --bs-btn-hover-border-color: var(--ank-border-strong);
    --bs-btn-hover-color: var(--ank-ink);
    --bs-btn-active-bg: var(--ank-surface-muted);
    --bs-btn-active-color: var(--ank-ink);
    --bs-btn-active-border-color: var(--ank-border-strong);
}

/* Confirm/go action (Study, Add to workspace): a cold steel button that stays
   distinct from the violet primary in both themes (label auto-contrasts). */
.btn-success {
    --bs-btn-bg: var(--ank-green);
    --bs-btn-border-color: var(--ank-green);
    --bs-btn-color: var(--ank-on-steel);
    --bs-btn-hover-bg: color-mix(in srgb, var(--ank-green) 86%, var(--ank-ink));
    --bs-btn-hover-border-color: color-mix(in srgb, var(--ank-green) 86%, var(--ank-ink));
    --bs-btn-hover-color: var(--ank-on-steel);
    --bs-btn-active-bg: color-mix(in srgb, var(--ank-green) 78%, var(--ank-ink));
    --bs-btn-active-border-color: color-mix(in srgb, var(--ank-green) 78%, var(--ank-ink));
    --bs-btn-active-color: var(--ank-on-steel);
    --bs-btn-disabled-bg: var(--ank-green);
    --bs-btn-disabled-border-color: var(--ank-green);
    --bs-btn-disabled-color: var(--ank-on-steel);
}

.btn-outline-danger {
    --bs-btn-color: var(--ank-red-ink);
    --bs-btn-border-color: color-mix(in srgb, var(--ank-red) 45%, transparent);
    --bs-btn-hover-bg: var(--ank-red);
    --bs-btn-hover-border-color: var(--ank-red);
    --bs-btn-hover-color: #fff;
    --bs-btn-active-bg: color-mix(in srgb, var(--ank-red) 88%, black);
    --bs-btn-active-border-color: color-mix(in srgb, var(--ank-red) 88%, black);
}
.btn-outline-warning {
    --bs-btn-color: var(--ank-amber-ink);
    --bs-btn-border-color: color-mix(in srgb, var(--ank-amber) 45%, transparent);
    --bs-btn-hover-bg: var(--ank-amber);
    --bs-btn-hover-border-color: var(--ank-amber);
    --bs-btn-hover-color: #fff;
    --bs-btn-active-bg: color-mix(in srgb, var(--ank-amber) 88%, black);
    --bs-btn-active-border-color: color-mix(in srgb, var(--ank-amber) 88%, black);
    --bs-btn-active-color: #fff;
}

/* Forms -------------------------------------------------------------------- */
.form-control, .form-select {
    border-radius: var(--ank-radius-sm);
    border: 1px solid var(--ank-border-strong);
    padding: .55rem .8rem;
    color: var(--ank-text);
    background-color: var(--ank-surface);
    transition: border-color .15s ease, box-shadow .15s ease;
}
/* Keep room for the chevron — Bootstrap's arrow sits in the right padding */
.form-select { padding-right: 2.5rem; }
.form-control::placeholder { color: var(--ank-faint); }
.form-control:focus, .form-select:focus {
    border-color: var(--ank-primary);
    box-shadow: var(--ank-ring);
}
.form-label {
    font-weight: 550;
    font-size: .875rem;
    color: var(--ank-ink);
    margin-bottom: .35rem;
}
.form-check-input { border-color: var(--ank-border-strong); }
.form-check-input:checked {
    background-color: var(--ank-primary);
    border-color: var(--ank-primary);
}
.form-check-input:focus { border-color: var(--ank-primary); box-shadow: var(--ank-ring); }

/* Tables — airy, no heavy grid ------------------------------------------- */
.table {
    --bs-table-bg: transparent;
    --bs-table-hover-bg: rgba(var(--ank-primary-rgb), .04);
    border-color: var(--ank-border);
    margin-bottom: 0;
}
.table > thead th {
    text-transform: uppercase;
    font-size: .72rem;
    letter-spacing: .06em;
    font-weight: 600;
    color: var(--ank-faint);
    border-bottom: 1px solid var(--ank-border);
    padding: .5rem .75rem;
}
.table > tbody > tr > td {
    border-bottom: 1px solid var(--ank-border);
    padding: .8rem .75rem;
    vertical-align: middle;
}
.table > tbody > tr:last-child > td { border-bottom: 0; }
.table-hover > tbody > tr { transition: background-color .12s ease; }

/* Wrap tables in a surface so they read as a single panel */
.ank-table-wrap {
    background-color: var(--ank-surface);
    border: 1px solid var(--ank-border);
    border-radius: var(--ank-radius-lg);
    box-shadow: var(--ank-shadow-sm);
    padding: .25rem .9rem;
    overflow: hidden;
}

/* Badges — soft tinted pills ---------------------------------------------- */
.badge {
    font-weight: 600;
    font-size: .72rem;
    letter-spacing: .01em;
    padding: .32em .7em;
    border-radius: 999px;
    border: 1px solid transparent;
}
/* Map Bootstrap contextual badges to soft tints derived from the theme hues */
.badge.bg-danger    { background-color: color-mix(in srgb, var(--ank-red) 16%, var(--ank-surface)) !important;   color: var(--ank-red-ink) !important; }
.badge.bg-primary   { background-color: color-mix(in srgb, var(--ank-primary) 18%, var(--ank-surface)) !important; color: var(--ank-primary) !important; }
.badge.bg-secondary { background-color: var(--ank-surface-muted) !important; color: var(--ank-muted) !important; }
.badge.bg-success   { background-color: color-mix(in srgb, var(--ank-green) 20%, var(--ank-surface)) !important;  color: var(--ank-green-ink) !important; }
.badge.bg-info      { background-color: color-mix(in srgb, var(--ank-blue) 18%, var(--ank-surface)) !important;   color: var(--ank-blue-ink) !important; }
.badge.bg-warning   { background-color: color-mix(in srgb, var(--ank-amber) 18%, var(--ank-surface)) !important;  color: var(--ank-amber-ink) !important; }
.badge.bg-light     { background-color: var(--ank-surface-muted) !important; color: var(--ank-muted) !important; }

/* Explicit status pills (inbox item status) */
.badge.status-NEW        { background-color: color-mix(in srgb, var(--ank-blue) 18%, var(--ank-surface)); color: var(--ank-blue-ink); }
.badge.status-IN_REVIEW  { background-color: color-mix(in srgb, var(--ank-amber) 18%, var(--ank-surface)); color: var(--ank-amber-ink); }
.badge.status-PROCESSED  { background-color: color-mix(in srgb, var(--ank-green) 20%, var(--ank-surface)); color: var(--ank-green-ink); }
.badge.status-DISCARDED  { background-color: var(--ank-surface-muted); color: var(--ank-muted); }
/* Inbox source pills */
.badge.source-WEB, .badge.source-MOBILE, .badge.source-TRANSCRIPT, .badge.source-OTHER {
    background-color: var(--ank-surface-muted); color: var(--ank-muted);
}

/* Alerts ------------------------------------------------------------------- */
.alert { border-radius: var(--ank-radius); border: 1px solid transparent; }

/* Nav pills (inbox filter) ------------------------------------------------- */
.nav-pills .nav-link {
    color: var(--ank-muted);
    font-weight: 550;
    font-size: .875rem;
    border-radius: 999px;
    padding: .35rem .85rem;
}
.nav-pills .nav-link:hover { color: var(--ank-ink); background-color: rgba(var(--ank-primary-rgb), .06); }
.nav-pills .nav-link.active {
    background-color: var(--ank-primary);
    color: #fff;
    box-shadow: var(--ank-shadow-xs);
}

/* kbd chips ---------------------------------------------------------------- */
kbd, .kbd {
    display: inline-block;
    font-family: "Inter", system-ui, sans-serif;
    font-size: .72rem;
    font-weight: 600;
    line-height: 1;
    color: var(--ank-muted);
    background-color: var(--ank-surface);
    border: 1px solid var(--ank-border-strong);
    border-bottom-width: 2px;
    border-radius: 6px;
    padding: .2em .45em;
    box-shadow: none;
}

/* Empty states ------------------------------------------------------------- */
.ank-empty {
    text-align: center;
    padding: 3rem 1.5rem;
    background-color: var(--ank-surface);
    border: 1px dashed var(--ank-border-strong);
    border-radius: var(--ank-radius-lg);
    color: var(--ank-muted);
}
.ank-empty .ank-empty-emoji {
    font-size: 2.5rem;
    line-height: 1;
    display: block;
    margin-bottom: .75rem;
}
.ank-empty h3 { font-size: 1.05rem; margin-bottom: .35rem; }
.ank-empty p { color: var(--ank-muted); margin-bottom: 1.1rem; }

/* Study screen — premium flashcard ---------------------------------------- */
.ank-flashcard {
    border-radius: var(--ank-radius-lg);
    box-shadow: var(--ank-shadow-md);
    border: 1px solid var(--ank-border);
}
.ank-flashcard .card-body { padding: 2.5rem 2rem; }

.card-front, .card-back {
    font-size: 1.55rem;
    line-height: 1.45;
    font-weight: 500;
    color: var(--ank-ink);
    min-height: 6rem;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    white-space: pre-wrap;
}
.card-back { color: var(--ank-text); font-weight: 450; }
.ank-divider {
    border: 0;
    border-top: 1px solid var(--ank-border);
    margin: 1.5rem 0;
}

/* Answer reveal transition */
#answer[hidden] { display: none; }
#answer { animation: ank-reveal .22s ease-out; }
@keyframes ank-reveal {
    from { opacity: 0; transform: translateY(6px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* Rating buttons grid */
.ank-ratings {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: .6rem;
    margin-top: 1.75rem;
}
@media (max-width: 575.98px) {
    .ank-ratings { grid-template-columns: repeat(2, 1fr); }
}
.btn-rate {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: .15rem;
    padding: .7rem .5rem .6rem;
    border-radius: var(--ank-radius);
    border: 1px solid transparent;
    background-clip: padding-box;
    font-family: inherit;
    cursor: pointer;
    transition: background-color .15s ease, border-color .15s ease,
                transform .12s ease, box-shadow .15s ease;
}
.btn-rate:hover { transform: translateY(-1px); box-shadow: var(--ank-shadow-sm); }
.btn-rate:active { transform: translateY(0); }
.btn-rate:focus-visible { outline: none; box-shadow: var(--ank-ring); }
.rate-label { font-weight: 650; font-size: .95rem; letter-spacing: -0.01em; }
.rate-interval {
    font-size: .78rem;
    font-weight: 600;
    opacity: .8;
    font-variant-numeric: tabular-nums;
}
.rate-key {
    position: absolute;
    top: .35rem;
    right: .45rem;
    font-size: .62rem;
    padding: .05rem .3rem;
    border-radius: 4px;
    background: color-mix(in srgb, var(--ank-ink) 9%, transparent);
    border: 1px solid color-mix(in srgb, var(--ank-ink) 12%, transparent);
    color: inherit;
    opacity: .6;
}
.rate-again { background-color: color-mix(in srgb, var(--ank-red) 13%, var(--ank-surface));   border-color: color-mix(in srgb, var(--ank-red) 42%, transparent);   color: var(--ank-red-ink); }
.rate-again:hover { background-color: color-mix(in srgb, var(--ank-red) 22%, var(--ank-surface)); }
.rate-hard  { background-color: color-mix(in srgb, var(--ank-amber) 13%, var(--ank-surface)); border-color: color-mix(in srgb, var(--ank-amber) 42%, transparent); color: var(--ank-amber-ink); }
.rate-hard:hover  { background-color: color-mix(in srgb, var(--ank-amber) 22%, var(--ank-surface)); }
.rate-good  { background-color: color-mix(in srgb, var(--ank-green) 16%, var(--ank-surface)); border-color: color-mix(in srgb, var(--ank-green) 44%, transparent); color: var(--ank-green-ink); }
.rate-good:hover  { background-color: color-mix(in srgb, var(--ank-green) 25%, var(--ank-surface)); }
.rate-easy  { background-color: color-mix(in srgb, var(--ank-blue) 15%, var(--ank-surface));  border-color: color-mix(in srgb, var(--ank-blue) 44%, transparent);  color: var(--ank-blue-ink); }
.rate-easy:hover  { background-color: color-mix(in srgb, var(--ank-blue) 24%, var(--ank-surface)); }

/* Flip affordance: a quiet icon on the card itself */
.ank-flip { display: flex; justify-content: center; margin-top: 1.4rem; }
.ank-flip-btn {
    width: 52px;
    height: 52px;
    border-radius: 50%;
    border: 1px solid var(--ank-border);
    background: rgba(var(--ank-primary-rgb), .07);
    color: var(--ank-primary);
    font-size: 1.35rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: transform .18s ease, background-color .15s ease, box-shadow .15s ease;
}
.ank-flip-btn:hover {
    background: rgba(var(--ank-primary-rgb), .14);
    transform: rotate(180deg);
    box-shadow: var(--ank-shadow-sm);
}
#flashcard { cursor: pointer; }
#flashcard:has(#answer:not([hidden])) { cursor: default; }
.ank-hint { font-size: .8rem; color: var(--ank-faint); }
.ank-hint kbd {
    background: var(--ank-surface);
    border: 1px solid var(--ank-border);
    border-radius: 5px;
    padding: .05rem .4rem;
    font-size: .72rem;
    color: var(--ank-muted);
}

/* Session progress + counters */
.ank-progress {
    height: 5px;
    border-radius: 999px;
    background: var(--ank-border);
    overflow: hidden;
}
.ank-progress-fill {
    height: 100%;
    border-radius: 999px;
    background: linear-gradient(90deg, var(--ank-primary), var(--ank-primary-hover));
    transition: width .35s ease;
}
.ank-counters { display: flex; justify-content: center; gap: .5rem; flex-wrap: wrap; }
.ank-chip {
    display: inline-flex;
    align-items: center;
    gap: .35rem;
    font-size: .8rem;
    font-weight: 550;
    color: var(--ank-muted);
    background: var(--ank-surface);
    border: 1px solid var(--ank-border);
    border-radius: 999px;
    padding: .18rem .65rem;
}
/* Chips double as category filters on the study screen. */
a.ank-chip { text-decoration: none; cursor: pointer; transition: border-color .15s, color .15s; }
a.ank-chip:hover { border-color: var(--ank-primary); color: var(--ank-primary); }
.ank-chip.active {
    color: var(--ank-primary);
    border-color: var(--ank-primary);
    background: color-mix(in srgb, var(--ank-primary) 8%, var(--ank-surface));
    font-weight: 650;
}
/* The section the CURRENT question was drawn from (matters in All mode). */
.ank-chip.current {
    color: var(--ank-text);
    border-color: var(--ank-primary);
    box-shadow: 0 0 0 2px color-mix(in srgb, var(--ank-primary) 30%, transparent);
    font-weight: 650;
}
.ank-dot { width: 7px; height: 7px; border-radius: 50%; display: inline-block; }
.dot-red { background: var(--ank-red); }
.dot-indigo { background: var(--ank-primary); }
.dot-amber { background: var(--ank-amber); }

/* Inline card-field editor (study screen pencil icon) */
.ank-inline-edit { max-width: 26rem; display: inline-block; text-align: center; }

/* Sides with inline speaker */
.ank-side {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: .5rem;
}
.ank-side .card-front, .ank-side .card-back { min-height: 4.5rem; flex: 0 1 auto; }
.ank-icon-btn {
    width: 38px;
    height: 38px;
    flex: 0 0 auto;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    border: 1px solid var(--ank-border);
    background: var(--ank-surface);
    color: var(--ank-muted);
    font-size: 1rem;
    cursor: pointer;
    transition: color .15s ease, border-color .15s ease, background-color .15s ease, transform .12s ease;
}
.ank-icon-btn:hover { color: var(--ank-primary); border-color: rgba(var(--ank-primary-rgb), .4);
    background: rgba(var(--ank-primary-rgb), .06); transform: translateY(-1px); }
.ank-icon-btn:disabled { opacity: .6; }
.ank-icon-btn-sm { width: 28px; height: 28px; font-size: .8rem; }

/* Drill chip: fixed next-review while looping */
.ank-drill-chip {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: .45rem;
    font-size: .85rem;
    color: var(--ank-amber-ink);
    background: color-mix(in srgb, var(--ank-amber) 14%, var(--ank-surface));
    border: 1px solid color-mix(in srgb, var(--ank-amber) 36%, transparent);
    border-radius: var(--ank-radius-sm);
    padding: .45rem .8rem;
}

/* Rated toast */
#ank-toast {
    position: fixed;
    left: 50%;
    bottom: 28px;
    transform: translate(-50%, 12px);
    background: var(--ank-toast-bg);
    color: var(--ank-toast-text);
    border: 1px solid color-mix(in srgb, var(--ank-toast-text) 14%, transparent);
    font-size: .875rem;
    padding: .55rem 1.1rem;
    border-radius: 999px;
    box-shadow: var(--ank-shadow-lg);
    opacity: 0;
    pointer-events: none;
    transition: opacity .25s ease, transform .25s ease;
    z-index: 1080;
    max-width: min(92vw, 560px);
}
#ank-toast.show { opacity: 1; transform: translate(-50%, 0); }
#ank-toast strong { color: #c4bbff; }

/* Login -------------------------------------------------------------------- */
.ank-auth {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
    background:
        radial-gradient(1100px 600px at 15% -5%, rgba(var(--ank-primary-rgb), .14), transparent 60%),
        radial-gradient(900px 600px at 100% 110%, rgba(124, 92, 240, .12), transparent 55%),
        var(--ank-bg);
}
.ank-auth-card {
    width: 100%;
    max-width: 400px;
    border-radius: var(--ank-radius-lg);
    box-shadow: var(--ank-shadow-lg);
    border: 1px solid var(--ank-border);
}
.ank-brand-mark {
    font-size: 2rem;
    font-weight: 700;
    color: var(--ank-ink);
    letter-spacing: -0.02em;
}

/* Details/summary (card drafts) ------------------------------------------- */
details summary { cursor: pointer; }
details summary::marker { color: var(--ank-faint); }

/* Dropdown menu (workspace cog on the dashboard) -------------------------- */
.ank-cog {
    line-height: 1;
    padding: .3rem .5rem;
}
.ank-cog::after { display: none; }        /* drop Bootstrap's caret — the ⚙️ is enough */
.dropdown-menu {
    border: 1px solid var(--ank-border);
    border-radius: var(--ank-radius);
    box-shadow: var(--ank-shadow-md);
    padding: .35rem;
    font-size: .9rem;
    --bs-dropdown-link-active-bg: rgba(var(--ank-primary-rgb), .1);
}
.dropdown-item {
    border-radius: var(--ank-radius-sm);
    padding: .45rem .7rem;
    color: var(--ank-text);
    font-weight: 500;
    width: 100%;
    text-align: left;
    background: none;
    border: 0;
}
.dropdown-item:hover, .dropdown-item:focus {
    background-color: rgba(var(--ank-primary-rgb), .08);
    color: var(--ank-ink);
}
.dropdown-item.text-danger { color: var(--ank-red-ink) !important; }
.dropdown-item.text-danger:hover, .dropdown-item.text-danger:focus {
    background-color: color-mix(in srgb, var(--ank-red) 12%, transparent);
    color: var(--ank-red-ink) !important;
}
.dropdown-divider { border-top-color: var(--ank-border); margin: .35rem .15rem; }

/* Example sentences (study + card detail) --------------------------------- */
.ank-examples-box {
    background-color: var(--ank-surface-muted);
    border: 1px solid var(--ank-border);
    border-radius: var(--ank-radius-sm);
    padding: .75rem 1rem;
}
.ank-examples-text { white-space: pre-wrap; color: var(--ank-text); }
.ank-examples-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: .8rem;
    font-weight: 600;
    color: var(--ank-muted);
    margin-bottom: .35rem;
}
.ank-examples-head .bi-stars { color: var(--ank-primary); }

/* Notebook pipeline ---------------------------------------------------------- */
.ank-step {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 22px;
    height: 22px;
    border-radius: 50%;
    background: rgba(var(--ank-primary-rgb), .12);
    color: var(--ank-primary);
    font-size: .8rem;
    font-weight: 700;
    margin-right: .35rem;
    vertical-align: 2px;
}
.ank-preview {
    border: 1px dashed var(--ank-border-strong);
    border-radius: var(--ank-radius);
    padding: .9rem 1rem;
    background: var(--ank-surface-muted);
}
.ank-pick {
    display: flex;
    gap: .6rem;
    align-items: flex-start;
    padding: .5rem .4rem;
    border-radius: var(--ank-radius-sm);
    cursor: pointer;
    margin-bottom: 0;
}
.ank-pick:hover { background: rgba(var(--ank-primary-rgb), .05); }
.ank-pick .form-check-input { margin-top: .3rem; flex: 0 0 auto; }
.ank-pick-body { display: block; }
.ank-pick-gloss { color: var(--ank-muted); }
.ank-pick-ctx { display: block; font-size: .8rem; color: var(--ank-faint); margin-top: .1rem; }
.ank-note-content { white-space: pre-wrap; max-width: 32rem; }

/* Notebook rows — clickable Q/A/C card material -------------------------- */
.ank-nb-row { cursor: pointer; }
.ank-nb-row:hover { background: rgba(var(--ank-primary-rgb), .05); }
.ank-nb-cell { max-width: 44rem; }
.ank-nb-label { color: var(--ank-faint); font-weight: 600; font-size: .78rem; margin-right: .15rem; }
.ank-nb-q { font-weight: 600; color: var(--ank-ink); }
.ank-nb-q .ank-nb-phrase { white-space: pre-wrap; }
.ank-nb-a { color: var(--ank-text); margin-top: .1rem; }
.ank-nb-c { color: var(--ank-muted); font-size: .85rem; margin-top: .1rem; }
.ank-nb-ex {
    color: var(--ank-muted);
    font-size: .8rem;
    margin-top: .15rem;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    max-width: 42rem;
}
/* The checkbox / delete cells opt out of the row's open-editor click. */
.ank-nb-no-open { cursor: default; }

/* Card-editor modal: the <form> wraps both the scrollable body and the pinned
   footer. A block-level form would break Bootstrap's scrollable flex chain
   (the body wouldn't cap its height, so generating examples pushes the
   Save/Add/Cancel footer off-screen). display:contents dissolves the form's own
   box so .modal-body and .modal-footer become direct flex children of
   .modal-content again — body scrolls, footer stays visible. */
#editor-modal .modal-content > form { display: contents; }
