﻿/* ==========================================================================
   Glass UI Components (Design System)
   Scope: <html data-ui="glass" data-appearance="light|dark">
   Contains:
   - Helpers / utilities
   - Selection utility
   - GlassCard (structure + variants)
   - GlassSection
   - GlassPill
   - GlassEmptyState
   ========================================================================== */


/* ========================================================================== */
/* 1) Helpers & Utilities                                                      */
/* ========================================================================== */

:root[data-ui="glass"] .title-gradient {
    font-weight: 850;
    letter-spacing: -0.02em;
    background: linear-gradient(90deg, var(--accent-primary), var(--accent-info));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    text-shadow: 0 14px 40px color-mix(in srgb, var(--accent-info), transparent 90%);
}

/* Generic clickable glass surface */
:root[data-ui="glass"] .glass-click {
    border-radius: var(--radius-1);
    transition: transform 120ms ease, background-color 120ms ease;
}

    :root[data-ui="glass"] .glass-click:hover {
        transform: translateY(-1px);
        background: color-mix(in srgb, var(--surface-3), transparent 10%);
    }

    :root[data-ui="glass"] .glass-click:active {
        transform: translateY(0);
    }

/* Dashboard donut click helper (reusable) */
:root[data-ui="glass"] .glass-chart-click {
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 6px 0 2px 0;
    cursor: pointer;
    border-radius: var(--radius-1);
    transition: transform 120ms ease, background-color 120ms ease;
}

    :root[data-ui="glass"] .glass-chart-click:hover {
        transform: translateY(-1px);
        background: color-mix(in srgb, var(--surface-3), transparent 10%);
    }

    :root[data-ui="glass"] .glass-chart-click:active {
        transform: translateY(0);
    }

/* Utility: muted row styling */
:root[data-ui="glass"] .glass-row--muted {
    opacity: 0.62;
    filter: saturate(0.85);
}


/* ========================================================================== */
/* 2) Glass selection utility (reusable)                                       */
/* ========================================================================== */
/*
   Usage:
   - Add class "glass-selected" to any clickable row/list item/card.
   - Optional: add "glass-selected--soft" for lighter wash.
*/

:root[data-ui="glass"] .glass-selected {
    position: relative;
    background: color-mix(in srgb, var(--accent-primary), transparent 90%);
    border-left: 4px solid var(--accent-primary);
    border-radius: 14px;
    padding-left: 14px; /* compensate border */
    box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--accent-primary), transparent 78%);
    overflow: hidden;
}

:root[data-ui="glass"] .glass-selected--soft {
    background: color-mix(in srgb, var(--accent-primary), transparent 93%);
    box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--accent-primary), transparent 84%);
}

/* When the selected element is also "clickable glass", keep it calm on hover */
:root[data-ui="glass"] .glass-selected:hover {
    transform: none !important;
}


/* ========================================================================== */
/* 3) GlassCard                                                                */
/* ========================================================================== */

:root[data-ui="glass"] .glass-card {
    position: relative;
    border-radius: var(--radius-4);
    overflow: visible;
}

/* Variants controlled by component flags/classes */
:root[data-ui="glass"] .glass-card--surface {
    background: var(--surface-1);
    border: 1px solid var(--border-1);
    box-shadow: var(--shadow-float);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
}

:root[data-ui="glass"] .glass-card--subtle {
    background: var(--surface-2);
    border: 1px solid var(--border-1);
    box-shadow: var(--shadow-surface);
    backdrop-filter: blur(calc(var(--glass-blur) - 6px));
    -webkit-backdrop-filter: blur(calc(var(--glass-blur) - 6px));
}

/* Sheen on surface cards only */
:root[data-ui="glass"] .glass-card--surface::before {
    content: "";
    position: absolute;
    inset: -1px;
    pointer-events: none;
    border-radius: var(--radius-4);
    background: radial-gradient(900px 340px at 30% 0%, var(--sheen-1), transparent 60%);
    opacity: 0.75;
}

/* Header layout */
:root[data-ui="glass"] .glass-card__header {
    position: relative;
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 14px;
    align-items: center;
    padding: 10px 10px 18px 10px;
    margin-bottom: 10px;
}

:root[data-ui="glass"] .glass-card__titles {
    min-width: 0;
}

/* Title */
:root[data-ui="glass"] .glass-card__title {
    margin: 0;
    padding-bottom: 2px;
    font-weight: 850;
    letter-spacing: -0.02em;
    line-height: 1.16;
    font-size: 36px;
    background: linear-gradient(90deg, var(--accent-primary), var(--accent-info));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    text-shadow: 0 14px 40px color-mix(in srgb, var(--accent-info), transparent 90%);
}

:root[data-ui="glass"] .glass-card__subtitle {
    margin-top: 8px;
    color: var(--text-2);
    font-size: 13px;
    font-weight: 600;
}

/* Optional extra header content */
:root[data-ui="glass"] .glass-card__header-extra {
    margin-top: 8px;
}

/* Actions */
:root[data-ui="glass"] .glass-card__actions {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 10px;
    flex-wrap: wrap;
}

/* Body / Footer */
:root[data-ui="glass"] .glass-card__body {
    min-width: 0;
}

:root[data-ui="glass"] .glass-card__footer {
    padding: 0 18px 18px 18px;
}

/* Small-card variants used by dashboard widgets */
:root[data-ui="glass"] .glass-card--metric .glass-card__header,
:root[data-ui="glass"] .glass-card--shortcut .glass-card__header {
    padding: 16px 18px 0 18px;
    margin-bottom: 0;
}

:root[data-ui="glass"] .glass-card--metric .glass-card__title,
:root[data-ui="glass"] .glass-card--shortcut .glass-card__title {
    font-size: 18px;
    line-height: 1.2;
    text-shadow: 0 12px 30px color-mix(in srgb, var(--accent-info), transparent 92%);
}

:root[data-ui="glass"] .glass-card__metric-body {
    padding: 12px 18px 18px 18px;
}

/* DataGrid header bar variant */
:root[data-ui="glass"] .glass-card--datagrid .glass-card__header {
    padding: 16px 18px 12px 18px;
    margin-bottom: 0;
    border-bottom: 1px solid var(--border-1);
    background: var(--surface-3);
}

/* Keep datagrid body flush */
:root[data-ui="glass"] .glass-card--datagrid .glass-card__body {
    padding: 0 !important;
}


/* ========================================================================== */
/* 4) GlassSection                                                             */
/* ========================================================================== */

:root[data-ui="glass"] .glass-section {
    margin-top: 16px;
    padding: 16px;
    border-radius: var(--radius-2);
    background: var(--surface-2);
    border: 1px solid var(--border-1);
    backdrop-filter: blur(calc(var(--glass-blur) - 6px));
    -webkit-backdrop-filter: blur(calc(var(--glass-blur) - 6px));
}

:root[data-ui="glass"] .glass-section-header {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 12px;
    align-items: center;
    margin-bottom: 10px;
}

:root[data-ui="glass"] .glass-section-title {
    margin-bottom: 12px;
    color: color-mix(in srgb, var(--text-1), transparent 15%);
    font-weight: 750;
    letter-spacing: -0.01em;
}

:root[data-ui="glass"] .glass-section-desc {
    margin-top: 4px;
    color: var(--text-2);
    font-size: 13px;
    font-weight: 600;
}

:root[data-ui="glass"] .glass-section-right {
    display: flex;
    gap: 8px;
}

:root[data-ui="glass"] .glass-divider {
    margin: 18px 0 10px 0;
    height: 1px;
    border: 0;
    background: linear-gradient(90deg, transparent, var(--border-1), transparent);
}

:root[data-ui="glass"] .glass-form-actions {
    margin-top: 18px;
    padding-top: 12px;
    border-top: 1px solid var(--border-1);
}


/* ========================================================================== */
/* 5) GlassPill                                                                */
/* ========================================================================== */

:root[data-ui="glass"] .glass-pill {
    display: inline-flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    padding: 10px 14px;
    min-height: 40px;
    border-radius: 999px;
    border: 1px solid var(--border-1);
    background: color-mix(in srgb, var(--surface-2), transparent 20%);
    color: var(--text-1);
    font-weight: 750;
    cursor: pointer;
    text-decoration: none;
    transition: transform 120ms ease, background-color 120ms ease, border-color 120ms ease;
}

    :root[data-ui="glass"] .glass-pill:hover {
        transform: translateY(-1px);
        background: color-mix(in srgb, var(--surface-1), transparent 10%);
        border-color: var(--border-2);
    }

    :root[data-ui="glass"] .glass-pill:active {
        transform: translateY(0);
    }

:root[data-ui="glass"] .glass-pill__meta {
    color: var(--text-2);
    font-weight: 800;
    font-size: 0.92rem;
}

:root[data-ui="glass"] .glass-pill--disabled {
    opacity: 0.55;
    cursor: not-allowed;
    pointer-events: none;
}


/* ========================================================================== */
/* 6) GlassEmptyState                                                          */
/* ========================================================================== */

:root[data-ui="glass"] .glass-empty {
    display: flex;
    gap: 14px;
    align-items: flex-start;
    padding: 18px;
    border-radius: var(--radius-2);
}

:root[data-ui="glass"] .glass-empty--panel {
    background: var(--surface-2);
    border: 1px solid var(--border-1);
    backdrop-filter: blur(calc(var(--glass-blur) - 6px));
    -webkit-backdrop-filter: blur(calc(var(--glass-blur) - 6px));
}

:root[data-ui="glass"] .glass-empty__media {
    flex: 0 0 auto;
    width: 44px;
    height: 44px;
    border-radius: var(--radius-1);
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--surface-3);
    border: 1px solid var(--border-1);
}

:root[data-ui="glass"] .glass-empty__icon {
    color: color-mix(in srgb, var(--accent-primary), transparent 10%);
}

:root[data-ui="glass"] .glass-empty__content {
    min-width: 0;
    flex: 1 1 auto;
}

:root[data-ui="glass"] .glass-empty__title {
    font-weight: 850;
    letter-spacing: -0.01em;
    color: var(--text-1);
}

:root[data-ui="glass"] .glass-empty__desc {
    margin-top: 4px;
    color: var(--text-2);
    font-weight: 600;
    font-size: 0.95rem;
    line-height: 1.35;
}

:root[data-ui="glass"] .glass-empty__extra {
    margin-top: 10px;
    color: var(--text-2);
}

:root[data-ui="glass"] .glass-empty__actions {
    margin-top: 12px;
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    align-items: center;
}

:root[data-ui="glass"] .glass-empty--compact {
    padding: 14px;
    gap: 12px;
}

    :root[data-ui="glass"] .glass-empty--compact .glass-empty__media {
        width: 40px;
        height: 40px;
        border-radius: 12px;
    }
