/* © Mahdi Amouzegar — All rights reserved | مهدی آموزگار — همه حقوق محفوظ است */
/* modals.css — Picker, Calendar, Templates, Confirm/Info Modals, Snackbar */

@layer components, overrides;

/* ═══════════════════════════════════════════════════════════════════════════
   LAYER: components
   ═══════════════════════════════════════════════════════════════════════════ */
@layer components {
    /* ═══ Picker Overlay ═══ */
    .picker-overlay {
        position: fixed;
        inset: 0;
        background: rgba(5, 5, 20, 0.7);
        -webkit-backdrop-filter: blur(4px);
        backdrop-filter: blur(4px);
        display: flex;
        align-items: center;
        justify-content: center;
        z-index: 100;
        padding: 20px;
        animation: fadeIn 0.25s ease;
        /* B2: پشتیبانی از viewport پویا در موبایل */
        min-height: 100vh;
        min-height: 100dvh;
    }

    @keyframes fadeIn {
        from { opacity: 0; }
        to { opacity: 1; }
    }

    .picker {
        width: 100%;
        max-width: 360px;
        background: var(--bg-3);
        border: 1px solid var(--border-medium);
        border-radius: var(--radius-lg);
        padding: 22px;
        box-shadow: var(--shadow-md);
        /* B2: اسکرول‌پذیری با dvh در موبایل */
        max-height: calc(100vh - 40px);
        max-height: calc(100dvh - 40px);
        overflow-y: auto;
    }

    .picker-title {
        text-align: center;
        font-weight: 700;
        font-size: 1.05rem;
        margin-bottom: 16px;
        color: var(--text-primary);
    }

    .picker-nav {
        display: flex;
        align-items: center;
        justify-content: space-between;
        margin-bottom: 12px;
    }

    .picker-nav-btn {
        width: 36px;
        height: 36px;
        border-radius: var(--radius-md);
        border: 1.5px solid var(--border-medium);
        background: var(--bg-2);
        color: var(--accent-cyan);
        font-size: 1.2rem;
        cursor: pointer;
        font-family: inherit;
        transition: all 0.25s ease;
        display: flex;
        align-items: center;
        justify-content: center;
    }

    .picker-nav-btn:hover {
        border-color: var(--accent-cyan-border);
        box-shadow: 0 0 15px var(--accent-cyan-soft);
    }

    .picker-month {
        font-weight: 700;
        color: var(--text-secondary);
    }

    .picker-weekdays,
    .picker-days {
        display: grid;
        grid-template-columns: repeat(7, 1fr);
        gap: 4px;
        text-align: center;
    }

    .picker-weekdays {
        font-size: 0.72rem;
        color: var(--text-faint);
        margin-bottom: 6px;
        font-weight: 600;
    }

    .picker-day {
        aspect-ratio: 1;
        display: flex;
        align-items: center;
        justify-content: center;
        border-radius: var(--radius-sm);
        font-size: 0.85rem;
        border: 1px solid transparent;
        background: transparent;
        color: var(--text-primary);
        cursor: pointer;
        font-family: inherit;
        transition: all var(--transition-fast);
        padding: 0;
    }

    .picker-day:hover:not(:disabled) {
        background: var(--accent-cyan-soft);
        border-color: var(--accent-cyan-border);
    }

    .picker-day.today {
        border-color: var(--accent-purple);
        color: var(--text-secondary);
    }

    .picker-day.selected {
        background: linear-gradient(145deg, var(--accent-purple), #5a1fbd);
        color: var(--text-white);
        font-weight: 700;
        box-shadow: 0 4px 15px var(--accent-purple-soft);
    }

    .picker-day:disabled {
        color: var(--text-faint);
        cursor: not-allowed;
        text-decoration: line-through;
    }

    .picker-day.empty {
        cursor: default;
    }

    .picker-time {
        display: flex;
        align-items: center;
        justify-content: center;
        gap: 10px;
        margin: 16px 0 8px;
        color: var(--text-muted);
        font-size: 0.85rem;
    }

    .picker-time select {
        padding: 8px 12px;
        border: 1.5px solid var(--border-medium);
        border-radius: var(--radius-sm);
        background: var(--bg-2);
        color: var(--accent-cyan);
        font-family: inherit;
        font-size: 0.95rem;
        font-weight: 700;
        outline: none;
        cursor: pointer;
    }

    .picker-error {
        min-height: 1.5em;
        text-align: center;
        color: var(--accent-pink);
        font-size: 0.8rem;
        margin-bottom: 8px;
    }

    .picker-actions {
        display: flex;
        gap: 8px;
    }

    .picker-actions .picker-confirm {
        flex: 1;
        padding: 12px;
    }

    .picker-actions .btn-clear {
        margin: 0;
        padding: 12px 16px;
    }

    .picker-chips {
        display: flex;
        gap: 8px;
        margin-bottom: 12px;
    }

    .picker-chips button {
        flex: 1;
        padding: 8px 4px;
        border-radius: var(--radius-sm);
        border: 1.5px solid var(--border-medium);
        background: var(--bg-2);
        color: var(--accent-cyan);
        font-family: inherit;
        font-size: 0.78rem;
        font-weight: 700;
        cursor: pointer;
        transition: all 0.25s ease;
    }

    .picker-chips button:hover {
        border-color: var(--accent-cyan-border);
        box-shadow: 0 0 12px var(--accent-cyan-soft);
    }

    /* ═══ Calendar ═══ */
    .cal-wide {
        max-width: 430px;
    }

    #calOverlay .picker-title {
        margin-bottom: 20px;
        text-align: start;
    }

    #calOverlay .picker-nav {
        padding: 8px;
        border: 1px solid var(--border-subtle);
        border-radius: var(--radius-md);
        background: var(--bg-2);
    }

    #calOverlay .picker-month {
        color: var(--text-primary);
        font-size: 1rem;
    }

    #calOverlay .picker-weekdays {
        padding-inline: 4px;
        color: var(--accent-cyan);
    }

    #calOverlay .cal-day {
        min-height: 52px;
        border: 1px solid var(--border-subtle);
        background: var(--bg-2);
    }

    #calOverlay .cal-day:hover:not(:disabled) {
        border-color: var(--accent-cyan-border);
        background: var(--accent-cyan-soft);
    }

    #calOverlay .cal-day.selected {
        outline: 2px solid var(--accent-cyan);
        outline-offset: -2px;
        background: var(--bg-4);
    }

    .cal-day {
        flex-direction: column;
        gap: 2px;
        padding: 4px 2px;
    }

    .cal-dots {
        display: flex;
        gap: 3px;
        align-items: center;
        min-height: 6px;
    }

    .dot {
        width: 6px;
        height: 6px;
        border-radius: 50%;
    }

    .dot.d-high { background: var(--accent-pink); }
    .dot.d-medium { background: var(--accent-yellow); }
    .dot.d-low { background: var(--accent-cyan); }

    .dot-more {
        font-size: 0.6rem;
        color: var(--text-muted);
    }

    .cal-day.selected {
        outline: 2px solid var(--accent-cyan);
    }

    /* ═══ Templates ═══ */
    .tpl-list {
        display: flex;
        flex-direction: column;
        gap: 8px;
        margin-bottom: 6px;
    }

    .tpl-opt {
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 10px;
        padding: 12px 16px;
        border-radius: var(--radius-md);
        border: 1.5px solid var(--border-medium);
        background: var(--bg-2);
        color: var(--text-primary);
        font-family: inherit;
        font-size: 0.9rem;
        font-weight: 700;
        cursor: pointer;
        width: 100%;
        transition: all 0.25s ease;
    }

    .tpl-opt:hover {
        border-color: var(--accent-purple);
        box-shadow: 0 0 15px var(--accent-purple-soft);
    }

    .tpl-opt span:last-child {
        font-size: 0.72rem;
        font-weight: 400;
        color: var(--text-muted);
        white-space: nowrap;
    }

    /* B2: max-height با dvh */
    #templateModal .picker.cal-wide {
        max-height: min(82vh, 720px);
        max-height: min(82dvh, 720px);
        overflow-y: auto;
    }

    #templateModal .tpl-actions {
        position: sticky;
        top: 0;
        z-index: 2;
        padding: 0 0 10px;
        margin-bottom: 10px;
        background: var(--bg-3);
        flex-wrap: wrap;
    }

    #templateModal .tpl-actions .btn-add,
    #templateModal .tpl-actions .btn-clear { flex: 1 1 auto; }

    .template-toggle {
        width: 100%;
        justify-content: center;
        margin-bottom: 10px;
    }

    /* ═══ Modal Message / Body ═══ */
    .modal-message {
        margin: 0 0 16px;
        font-size: 0.92rem;
        line-height: 2;
        color: var(--text-primary);
        text-align: start;
        overflow-wrap: anywhere;
    }

    /* B2: modal-body با dvh */
    .modal-body {
        margin: 0 0 16px;
        font-size: 0.9rem;
        line-height: 2;
        color: var(--text-muted);
        text-align: start;
        max-height: min(60vh, 420px);
        max-height: min(60dvh, 420px);
        overflow-y: auto;
        padding: 2px 4px;
        scrollbar-width: thin;
        scrollbar-color: rgba(165, 165, 208, 0.34) transparent;
    }

    .modal-body::-webkit-scrollbar {
        width: 7px;
    }

    .modal-body::-webkit-scrollbar-track {
        background: transparent;
    }

    .modal-body::-webkit-scrollbar-thumb {
        background: rgba(165, 165, 208, 0.30);
        border: 1px solid rgba(255, 255, 255, 0.05);
        border-radius: var(--radius-pill);
    }

    .modal-body::-webkit-scrollbar-thumb:hover {
        background: var(--accent-cyan-border);
    }

    .modal-body p {
        margin: 0 0 12px;
    }

    .modal-body p:last-child {
        margin-bottom: 0;
    }

    .modal-body strong {
        color: var(--text-secondary);
        font-weight: 700;
    }

    /* ═══ Theme/Lang Buttons ═══ */
    .theme-btn,
    .lang-btn {
        min-width: 52px;
        padding: 8px 12px;
        font-size: 0.85rem;
        font-weight: 700;
        font-family: inherit;
        letter-spacing: 0.02em;
        transition: border-color var(--transition-base), box-shadow var(--transition-base), background var(--transition-base);
    }

    .theme-btn {
        min-width: 44px;
        padding: 8px 10px;
        font-size: 1rem;
        line-height: 1;
    }

    .theme-btn:hover,
    .lang-btn:hover {
        border-color: var(--accent-cyan-border);
        box-shadow: 0 0 15px var(--accent-cyan-soft);
    }

    .theme-btn:focus-visible,
    .lang-btn:focus-visible {
        outline: 2px solid var(--accent-cyan);
        outline-offset: 2px;
    }

    /* ═══ Welcome Settings ═══ */
    .storage-guidance {
        margin: -4px 0 16px;
        padding: 9px 12px;
        border-inline-start: 3px solid var(--accent-cyan);
        border-radius: var(--radius-sm);
        background: var(--accent-cyan-soft);
        color: var(--text-muted);
        font-size: .76rem;
        line-height: 1.8;
        text-align: start;
    }

    .welcome-settings {
        margin: 0 0 18px;
        padding: 12px 14px;
        border: 1px solid var(--border-subtle);
        border-radius: var(--radius-md);
        background: var(--bg-2);
        display: flex;
        flex-direction: column;
        gap: 12px;
    }

    .welcome-settings-row {
        display: flex;
        align-items: center;
        gap: 10px;
        flex-wrap: wrap;
    }

    .welcome-settings-label {
        font-size: 0.82rem;
        font-weight: 700;
        color: var(--text-secondary);
        flex: 0 0 auto;
        min-width: 76px;
    }

    .welcome-settings-buttons {
        display: flex;
        gap: 6px;
        flex-wrap: wrap;
        flex: 1 1 auto;
        min-width: 0;
    }

    .welcome-opt {
        appearance: none;
        flex: 1 1 auto;
        min-width: 70px;
        padding: 8px 10px;
        border: 1.5px solid var(--border-medium);
        border-radius: var(--radius-sm);
        background: var(--bg-2);
        color: var(--text-muted);
        font-family: inherit;
        font-size: 0.78rem;
        font-weight: 700;
        cursor: pointer;
        white-space: nowrap;
        transition: background 0.18s ease, border-color 0.18s ease, color 0.18s ease, box-shadow 0.18s ease;
    }

    .welcome-opt:hover {
        border-color: var(--accent-cyan-border);
        color: var(--text-primary);
    }

    .welcome-opt.active {
        border-color: var(--accent-cyan);
        background: linear-gradient(145deg, var(--accent-cyan-soft), var(--accent-purple-soft));
        color: var(--text-primary);
        box-shadow: 0 0 0 1px var(--accent-cyan-border), 0 0 14px var(--accent-cyan-soft);
    }

    .welcome-opt:focus-visible {
        outline: 2px solid var(--accent-cyan);
        outline-offset: 2px;
    }

    .permission-grid {
        display: grid;
        gap: 10px;
        margin-top: 12px;
    }

    .permission-item {
        display: grid;
        grid-template-columns: minmax(0, 1fr) auto auto;
        align-items: center;
        gap: 8px;
        padding: 10px 12px;
        border: 1px solid var(--border-subtle);
        border-radius: var(--radius-md);
        background: var(--bg-2);
    }

    .permission-item > div {
        display: flex;
        flex-direction: column;
        gap: 3px;
        min-width: 0;
    }

    .permission-item span {
        color: var(--text-muted);
        font-size: .75rem;
    }

    /* ═══ Snackbar ═══ */
    .snackbar {
        position: fixed;
        bottom: calc(1.2rem + env(safe-area-inset-bottom, 0px));
        left: 50%;
        transform: translate(-50%, 80px);
        z-index: 200;
        display: flex;
        align-items: center;
        gap: 12px;
        padding: 10px 18px;
        border-radius: var(--radius-md);
        background: linear-gradient(145deg, var(--bg-3), var(--bg-12));
        border: 1.5px solid var(--border-medium);
        box-shadow: 0 12px 35px rgba(0, 0, 0, 0.55);
        font-size: 0.82rem;
        color: var(--text-primary);
        opacity: 0;
        transition: transform 0.35s cubic-bezier(0.175, 0.885, 0.32, 1.275), opacity var(--transition-base);
        pointer-events: none;
        max-width: calc(100vw - 40px);
    }

    .snackbar.show {
        transform: translate(-50%, 0);
        opacity: 1;
        pointer-events: auto;
    }

    .snackbar button {
        padding: 6px 16px;
        border-radius: var(--radius-sm);
        border: 1.5px solid var(--accent-cyan-border);
        background: var(--accent-cyan-soft);
        color: var(--accent-cyan);
        font-family: inherit;
        font-size: 0.8rem;
        font-weight: 700;
        cursor: pointer;
        white-space: nowrap;
    }
}

/* ═══════════════════════════════════════════════════════════════════════════
   LAYER: overrides
   ═══════════════════════════════════════════════════════════════════════════ */
@layer overrides {
    /* ═══ Confirm & Info Modals ═══ */
    #confirmModal .picker,
    #infoModal .picker {
        max-width: 440px;
    }

    #confirmModal .picker-title,
    #infoModal .picker-title {
        font-size: 1.1rem;
        color: var(--text-primary);
        padding-bottom: 8px;
        border-bottom: 1px solid var(--border-subtle);
        margin-bottom: 14px;
    }

    #confirmModal .modal-message {
        color: var(--text-primary);
        white-space: pre-line;
    }

    #infoModal .modal-body {
        color: var(--text-muted);
    }

    #infoModal .modal-body p {
        line-height: 2.1;
    }

    /* ═══ Settings Panel (dvh) ═══ */
    .settings-panel {
        max-height: min(760px, calc(100vh - 40px));
        max-height: min(760px, calc(100dvh - 40px));
    }

    /* ═══ Name Prompt Modal ═══ */
    .name-prompt-hint {
        margin: 0 0 12px;
        font-size: 0.82rem;
        line-height: 1.9;
        color: var(--text-muted);
        text-align: start;
    }

    .name-prompt-row {
        margin-bottom: 8px;
    }

    .name-prompt-row > span {
        width: 44px;
    }

    #namePromptInput {
        flex: 1;
        min-width: 0;
        padding: 10px 14px;
        border: 1.5px solid var(--border-subtle);
        border-radius: var(--radius-md);
        background: var(--bg-2);
        color: var(--text-primary);
        font-family: inherit;
        font-size: 0.9rem;
        outline: none;
        transition: border-color 0.2s ease, box-shadow 0.2s ease;
    }

    #namePromptInput:focus {
        border-color: var(--accent-cyan);
        box-shadow: 0 0 0 3px var(--accent-cyan-soft);
    }

    #namePromptInput.input-error {
        border-color: var(--accent-pink);
        animation: shake 0.4s ease;
    }

    /* ═══ Name Conflict Modal ═══ */
    #nameConflictModal .picker-actions {
        gap: 8px;
    }

    #nameConflictModal .picker-actions .btn-add,
    #nameConflictModal .picker-actions .btn-clear {
        margin: 0;
        width: 100%;
        padding: 12px;
    }

    #nameConflictReplace {
        background: linear-gradient(135deg, #c94a4a, #9b2f2f);
        border-color: rgba(255, 255, 255, 0.12);
        color: var(--text-white);
    }

    #nameConflictReplace:hover {
        box-shadow: 0 0 0 3px rgba(201, 74, 74, 0.18), 0 5px 18px rgba(0, 0, 0, 0.2);
    }

    /* ═══ Picker overlay stacked ═══ */
    .picker-overlay--stacked {
        z-index: 300;
    }

    /* ═══ Confirm modal — danger button ═══ */
    #confirmModalOk.danger {
        background: linear-gradient(135deg, #c94a4a, #9b2f2f);
        border-color: rgba(255, 255, 255, 0.12);
        color: var(--text-white);
    }

    #confirmModalOk.danger:hover {
        box-shadow: 0 0 0 3px rgba(201, 74, 74, 0.18), 0 5px 18px rgba(0, 0, 0, 0.2);
    }

    /* ═══ Light theme overrides ═══ */
    html.theme-light .picker {
        background: #ffffff;
        border: 1px solid #e2e8f0;
        box-shadow:
            0 20px 25px -5px rgba(15, 23, 42, 0.1),
            0 10px 10px -5px rgba(15, 23, 42, 0.04);
    }

    html.theme-light .picker-overlay {
        background: rgba(15, 23, 42, 0.4);
    }

    html.theme-light #templateModal .tpl-actions {
        background: #ffffff;
    }

    html.theme-light .snackbar {
        box-shadow:
            0 10px 15px -3px rgba(15, 23, 42, 0.1),
            0 4px 6px -2px rgba(15, 23, 42, 0.05);
    }

    html.theme-light .welcome-settings {
        background: #f8fafc;
        border-color: #e2e8f0;
    }

    html.theme-light .welcome-opt {
        background: #ffffff;
        border-color: #d8dde5;
        color: var(--text-muted);
    }

    html.theme-light .welcome-opt.active {
        background: linear-gradient(145deg, var(--accent-cyan-soft), var(--accent-purple-soft));
        border-color: var(--accent-cyan);
        color: var(--text-primary);
    }

    html.theme-light .modal-body {
        color: var(--text-muted);
    }

    html.theme-light .tpl-opt {
        background: #ffffff;
    }

    html.theme-light .picker-day.selected {
        box-shadow: 0 4px 12px var(--accent-purple-soft);
    }
}