/**
 * Biscuit — Frontend Styles
 *
 * THEME ARCHITECTURE:
 * All themes share the same HTML. A theme = a CSS modifier class.
 * Adding a new theme = adding a new `.biscuit--themename` block below.
 *
 * CSS VARIABLES (customizable via admin):
 * --biscuit-primary  : Accept button color
 * --biscuit-bg       : Background color
 * --biscuit-text     : Text color
 * --biscuit-radius   : Border radius
 */

/* ─────────────────────────────────────────────
   RESET & BASE
   ───────────────────────────────────────────── */

.biscuit,
.biscuit *,
.biscuit-revoke {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

.biscuit {
    --biscuit-primary: #1a1a1a;
    --biscuit-bg: #fff;
    --biscuit-text: #555;
    --biscuit-radius: 2px;
    --biscuit-shadow: 0 -2px 20px rgba(0,0,0,0.08), 0 -1px 4px rgba(0,0,0,0.04);
    --biscuit-transition: 0.4s cubic-bezier(0.16, 1, 0.3, 1);

    position: fixed;
    z-index: 999999;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
    font-size: 13.5px;
    line-height: 1.55;
}

.biscuit[data-state="hidden"] {
    pointer-events: none;
    visibility: hidden;
}

.biscuit[data-state="visible"] {
    pointer-events: auto;
    visibility: visible;
}

/* ─────────────────────────────────────────────
   CARD (shared)
   ───────────────────────────────────────────── */

.biscuit__card {
    background: var(--biscuit-bg);
    color: var(--biscuit-text);
}

.biscuit__body {
    flex: 1;
}

.biscuit__text {
    font-size: inherit;
    line-height: inherit;
    color: inherit;
}

.biscuit__link {
    color: var(--biscuit-primary);
    text-decoration: underline;
    text-underline-offset: 2px;
}
.biscuit__link:hover {
    opacity: 0.7;
}

/* ─────────────────────────────────────────────
   BUTTONS (shared)
   ───────────────────────────────────────────── */

.biscuit__actions {
    display: flex;
    gap: 10px;
    flex-shrink: 0;
}

.biscuit__btn {
    padding: 10px 24px;
    font-family: inherit;
    font-size: 12.5px;
    font-weight: 500;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    border: none;
    border-radius: var(--biscuit-radius);
    cursor: pointer;
    white-space: nowrap;
    transition: opacity 0.2s ease, background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

.biscuit__btn--accept {
    background: var(--biscuit-primary);
    color: #fff;
}
.biscuit__btn--accept:hover {
    opacity: 0.85;
}

.biscuit__btn--refuse {
    background: transparent;
    color: #999;
    border: 1px solid #ddd;
}
.biscuit__btn--refuse:hover {
    border-color: #aaa;
    color: #666;
}

/* ─────────────────────────────────────────────
   REVOKE BUTTON (shared)
   ───────────────────────────────────────────── */

.biscuit-revoke {
    position: fixed;
    z-index: 99997;
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #fff;
    border: 1px solid #e8e8e8;
    border-radius: 50%;
    cursor: pointer;
    padding: 0;
    color: #ccc;
    box-shadow: 0 1px 4px rgba(0,0,0,0.04);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease, color 0.2s ease, box-shadow 0.2s ease;
}
.biscuit-revoke[data-state="visible"] {
    opacity: 1;
    visibility: visible;
}
.biscuit-revoke:hover {
    color: #888;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}
.biscuit-revoke svg {
    width: 18px;
    height: 18px;
}

/* Positions */
.biscuit-revoke--bottom-right { bottom: 14px; right: 14px; }
.biscuit-revoke--bottom-left  { bottom: 14px; left: 14px; }

/* ─────────────────────────────────────────────
   OVERLAY (for modal theme)
   ───────────────────────────────────────────── */

.biscuit__overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.3);
    backdrop-filter: blur(3px);
    -webkit-backdrop-filter: blur(3px);
    opacity: 0;
    transition: opacity var(--biscuit-transition);
}
.biscuit[data-state="visible"] .biscuit__overlay {
    opacity: 1;
}


/* ═══════════════════════════════════════════════
   THEMES
   ═══════════════════════════════════════════════ */


/* ─────────────────────────────────────────────
   THEME: Minimal
   Bottom bar, white, clean.
   ───────────────────────────────────────────── */

.biscuit--minimal {
    bottom: 0;
    left: 0;
    right: 0;
    transform: translateY(100%);
    transition: transform var(--biscuit-transition);
}
.biscuit--minimal[data-state="visible"] {
    transform: translateY(0);
}
.biscuit--minimal .biscuit__card {
    max-width: 1200px;
    margin: 0 auto;
    padding: 16px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    box-shadow: var(--biscuit-shadow);
}

/* ─────────────────────────────────────────────
   THEME: Dark
   Bottom bar, dark background.
   ───────────────────────────────────────────── */

.biscuit--dark {
    --biscuit-bg: #1a1a1a;
    --biscuit-text: #ccc;
    --biscuit-primary: #fff;
    bottom: 0;
    left: 0;
    right: 0;
    transform: translateY(100%);
    transition: transform var(--biscuit-transition);
}
.biscuit--dark[data-state="visible"] {
    transform: translateY(0);
}
.biscuit--dark .biscuit__card {
    max-width: 1200px;
    margin: 0 auto;
    padding: 16px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
}
.biscuit--dark .biscuit__btn--refuse {
    color: #888;
    border-color: #444;
}
.biscuit--dark .biscuit__btn--refuse:hover {
    color: #ccc;
    border-color: #888;
}
.biscuit--dark .biscuit__link {
    color: #c9a96e;
}

/* ─────────────────────────────────────────────
   THEME: Floating
   Card bottom-left or bottom-right with shadow.
   ───────────────────────────────────────────── */

.biscuit--floating {
    bottom: 24px;
    max-width: 380px;
    opacity: 0;
    transform: translateY(20px);
    transition: opacity var(--biscuit-transition), transform var(--biscuit-transition);
}
.biscuit--floating[data-state="visible"] {
    opacity: 1;
    transform: translateY(0);
}
.biscuit--floating.biscuit--pos-bottom-left  { left: 24px; }
.biscuit--floating.biscuit--pos-bottom-right { right: 24px; }
.biscuit--floating.biscuit--pos-bottom       { left: 24px; }

.biscuit--floating .biscuit__card {
    padding: 24px;
    border-radius: var(--biscuit-radius);
    box-shadow: 0 24px 80px rgba(0,0,0,0.12), 0 4px 20px rgba(0,0,0,0.06), 0 0 0 1px rgba(0,0,0,0.04);
}
.biscuit--floating .biscuit__actions {
    margin-top: 16px;
}

/* ─────────────────────────────────────────────
   THEME: Modal
   Centered card with overlay.
   ───────────────────────────────────────────── */

.biscuit--modal {
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}
.biscuit--modal .biscuit__card {
    position: relative;
    z-index: 1;
    width: 90%;
    max-width: 480px;
    padding: 32px;
    border-radius: calc(var(--biscuit-radius) * 2);
    box-shadow: 0 24px 80px rgba(0,0,0,0.15);
    opacity: 0;
    transform: scale(0.95);
    transition: opacity var(--biscuit-transition), transform var(--biscuit-transition);
}
.biscuit--modal[data-state="visible"] .biscuit__card {
    opacity: 1;
    transform: scale(1);
}
.biscuit--modal .biscuit__text {
    text-align: center;
    margin-bottom: 24px;
}
.biscuit--modal .biscuit__actions {
    justify-content: center;
}

/* ─────────────────────────────────────────────
   THEME: Side Panel
   Slides from right.
   ───────────────────────────────────────────── */

.biscuit--side {
    top: 0;
    right: 0;
    bottom: 0;
    width: 360px;
    max-width: 90vw;
    transform: translateX(100%);
    transition: transform var(--biscuit-transition);
}
.biscuit--side[data-state="visible"] {
    transform: translateX(0);
}
.biscuit--side .biscuit__card {
    height: 100%;
    padding: 32px 24px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    box-shadow: -4px 0 24px rgba(0,0,0,0.1);
}
.biscuit--side .biscuit__actions {
    flex-direction: column;
    margin-top: 24px;
}
.biscuit--side .biscuit__btn {
    width: 100%;
}

/* ─────────────────────────────────────────────
   THEME: Full Banner
   Larger banner with more detail.
   ───────────────────────────────────────────── */

.biscuit--full {
    bottom: 0;
    left: 0;
    right: 0;
    transform: translateY(100%);
    transition: transform var(--biscuit-transition);
}
.biscuit--full[data-state="visible"] {
    transform: translateY(0);
}
.biscuit--full .biscuit__card {
    max-width: 1200px;
    margin: 0 auto;
    padding: 28px 32px;
    display: flex;
    flex-direction: column;
    gap: 16px;
    box-shadow: var(--biscuit-shadow);
}
.biscuit--full .biscuit__actions {
    justify-content: flex-end;
}


/* ═══════════════════════════════════════════════
   RESPONSIVE
   ═══════════════════════════════════════════════ */

@media (max-width: 600px) {

    /* Bars stack vertically */
    .biscuit--minimal .biscuit__card,
    .biscuit--dark .biscuit__card {
        flex-direction: column;
        padding: 18px 20px;
        gap: 14px;
        text-align: center;
    }
    .biscuit--minimal .biscuit__actions,
    .biscuit--dark .biscuit__actions {
        width: 100%;
    }
    .biscuit--minimal .biscuit__btn,
    .biscuit--dark .biscuit__btn {
        flex: 1;
    }

    /* Floating becomes full-width */
    .biscuit--floating {
        left: 12px !important;
        right: 12px !important;
        bottom: 12px;
        max-width: none;
    }

    /* Side panel full width */
    .biscuit--side {
        width: 100%;
    }
}

/* ─────────────────────────────────────────────
   INLINE LINK (shortcode)
   ───────────────────────────────────────────── */

.biscuit-inline-link {
    background: none;
    border: none;
    color: var(--biscuit-primary, #1a1a1a);
    text-decoration: underline;
    cursor: pointer;
    font: inherit;
    padding: 0;
}