/* ============================================================
   MOBILE OPTIMIZATIONS — Marketing tab + global utilities
   Breakpoints:
     ≤ 900px (tablet): grid 2-cột, button có khung
     ≤ 768px (mobile): stack column, full-width button, compact card (khớp JS isMktMobileViewport)
     ≤ 480px (small): 1-cột, content squeeze
     ≤ 380px (x-small): icon-only / hide label
   ============================================================ */

/* ==================== TABLET (≤900px) ==================== */
@media (max-width: 900px) {
    /* Stat grid 2 cột */
    .mkt-stat-grid { grid-template-columns: repeat(2, 1fr); }
    .mkt-kpi-grid { grid-template-columns: repeat(2, 1fr); }

    /* Page header stack */
    .ui-page-header { flex-direction: column; align-items: stretch; }
    .ui-page-header-actions {
        justify-content: flex-start;
    }
}

/* ==================== MOBILE (≤768px) — khớp JS isMktMobileViewport / bundle.js ==================== */
@media (max-width: 768px) {
    /* ---------- Page Header ---------- */
    .ui-page-header { gap: 12px; margin-bottom: 18px; }
    .ui-page-header-text { padding-right: 0; }
    .ui-page-eyebrow {
        font-size: 10.5px;
        padding: 3px 9px;
    }
    .ui-page-title {
        font-size: 1.35rem;
        line-height: 1.75rem;
    }
    .ui-page-copy { font-size: 13px; }
    .ui-page-header-meta {
        font-size: 11px;
        padding: 6px 12px;
        align-self: flex-start;
    }

    /* ---------- Toolbar: Stack, full-width, có khung ---------- */
    .mkt-toolbar {
        flex-direction: column;
        align-items: stretch;
        gap: 8px;
        padding: 12px;
    }
    .mkt-toolbar .mkt-toolbar-group {
        display: flex;
        flex-direction: column;
        gap: 8px;
        width: 100%;
    }
    .mkt-toolbar-meta {
        margin-left: 0;
        justify-content: center;
        padding: 8px 14px;
        font-size: 12px;
        width: 100%;
    }

    /* Buttons có khung rõ ràng để user nhận biết */
    .mkt-toolbar .ui-btn-primary,
    .mkt-toolbar .ui-btn-ghost {
        width: 100%;
        justify-content: center;
        padding: 11px 16px;
        font-size: 14px;
        font-weight: 700;
        border-radius: 12px;
        min-height: 44px; /* Touch target Apple HIG */
    }
    .mkt-toolbar .ui-btn-primary {
        border: 1.5px solid color-mix(in srgb, var(--ghz-button-bg, #00c37a) 100%, #fff 0%);
        box-shadow: 0 4px 12px -2px color-mix(in srgb, var(--ghz-button-bg, #00c37a) 50%, transparent),
                    inset 0 1px 0 rgba(255,255,255,0.12);
    }
    .mkt-toolbar .ui-btn-ghost {
        border: 1.5px solid var(--ghz-card-border, #d1d5db);
        background: var(--ghz-card-bg, #ffffff);
    }

    /* Trên mobile, calendar prev/next chia đôi 1 button mỗi cái */
    .mkt-toolbar .ui-btn-ghost[onclick*="fetchMarketingCalendar"] {
        flex: 1;
        min-width: 0;
        padding: 10px 12px;
    }

    /* ---------- Stat cards (compact) ---------- */
    .mkt-stat-grid { grid-template-columns: repeat(2, 1fr); gap: 10px; }
    .mkt-stat-card {
        padding: 14px 14px 12px;
        border-radius: 12px;
    }
    .mkt-stat-icon {
        width: 36px;
        height: 36px;
        top: 10px;
        right: 10px;
        border-radius: 10px;
        font-size: 15px;
    }
    .mkt-stat-label {
        font-size: 10.5px;
        padding-right: 42px;
        margin-bottom: 6px;
    }
    .mkt-stat-value {
        font-size: 20px;
    }
    .mkt-stat-sub {
        font-size: 11px;
        gap: 4px;
    }
    .mkt-stat-trend {
        font-size: 10.5px;
        padding: 1px 6px;
    }

    /* Ẩn stat thứ 4 (CPL) trên mobile để tránh chen chúc */
    .mkt-stat-grid-mobile-4 > .mkt-stat-card:nth-child(4) {
        display: none;
    }

    /* ---------- Section Title (card có khung) ---------- */
    .ui-section-title.with-icon {
        font-size: 14px;
        gap: 8px;
        margin: 12px 0 0;
        padding: 10px 12px;
    }
    .ui-section-title .mkt-section-icon {
        width: 26px;
        height: 26px;
        border-radius: 7px;
        font-size: 12.5px;
    }
    .ui-section-title .mkt-section-count {
        min-width: 20px;
        height: 20px;
        padding: 0 6px;
        font-size: 10.5px;
    }

    /* Collapsible caret (mobile compact) */
    .ui-section-title.collapsible {
        cursor: pointer;
        user-select: none;
        position: relative;
    }
    .ui-section-title.collapsible::after {
        content: "\f077";
        font-family: "Font Awesome 6 Free";
        font-weight: 900;
        margin-left: auto;
        color: var(--ghz-text-muted, #9ca3af);
        font-size: 11px;
        padding: 5px 7px;
        border-radius: 7px;
        background: var(--ghz-input-bg, rgba(0,0,0,0.06));
        transition: transform .2s, background-color .15s, color .15s;
        flex-shrink: 0;
        display: inline-block;
    }
    .ui-section-title.collapsible.collapsed::after {
        content: "\f078";
        transform: rotate(0deg);
    }
.ui-section-title.collapsible.collapsed + .mkt-section-body {
    max-height: 0;
    opacity: 0;
    transform: translateY(-6px);
    margin-top: 0;
    pointer-events: none;
    overflow: hidden;
}

/* Section body: thêm khoảng cách phía trên để tách khỏi header card */
.mkt-section-body {
    margin-top: 12px;
}
.mkt-section-body:empty { display: none; }

    /* ---------- Campaign Cards (1 cột, compact) ---------- */
    .mkt-campaign-grid {
        grid-template-columns: 1fr !important;
        gap: 10px;
    }
    .mkt-campaign-card {
        padding: 14px;
        border-radius: 12px;
    }
    .mkt-campaign-card .mkt-card-head { margin-bottom: 6px; }
    .mkt-campaign-card .mkt-card-title { font-size: 14px; }
    .mkt-campaign-card .mkt-channel-badge { font-size: 10.5px; }
    .mkt-campaign-card .mkt-progress-meta {
        font-size: 11px;
        margin-bottom: 5px;
    }
    .mkt-progress-bar { height: 5px; }

    /* ---------- Channel scroll ngang ---------- */
    .mkt-channel-scroll,
    .mkt-channel-scroll-wrap {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        margin: 0 -16px;
        padding: 4px 16px 8px;
    }
    .mkt-channel-scroll-inner {
        display: flex;
        gap: 10px;
        padding-bottom: 4px;
    }
    .mkt-channel-scroll-inner > .mkt-stat-card {
        flex: 0 0 70%;
        min-width: 200px;
    }
    /* Ẩn thanh cuộn ngang nhưng vẫn cuộn được */
    .mkt-channel-scroll::-webkit-scrollbar { display: none; }
    .mkt-channel-scroll { scrollbar-width: none; }

    /* ---------- Table: scroll ngang, có khung ---------- */
    .mkt-table-scroll {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        margin: 0 -16px;
        padding: 0 16px;
        border-radius: 12px;
    }
    .mkt-leads-table {
        min-width: 560px;
        font-size: 12.5px;
        border-radius: 10px;
    }
    .mkt-leads-table th,
    .mkt-leads-table td {
        padding: 10px 11px;
    }
    .mkt-leads-table th { font-size: 10px; }

    /* ---------- Pager: compact ---------- */
    .mkt-pager {
        font-size: 11.5px;
        flex-wrap: wrap;
        gap: 6px;
        padding: 10px 0;
    }
    .mkt-pager > div { flex-wrap: wrap; }

    /* ---------- Empty state: compact ---------- */
    .mkt-empty { padding: 28px 12px; font-size: 13px; }
    .mkt-empty i { font-size: 28px; }

    /* ---------- Form (modal): full screen ---------- */
    .app-modal-overlay > div.card,
    .app-modal-overlay > .modal-content {
        max-width: 100%;
        max-height: calc(100dvh - 12px);
        border-radius: 12px;
    }

    /* ---------- Calendar toolbar ---------- */
    .mkt-toolbar > strong[style*="min-width"] {
        min-width: auto;
        font-size: 13px;
    }

    /* ---------- Skeleton: compact ---------- */
    .mkt-skeleton { gap: 12px; }
    .mkt-skeleton-head { padding: 0; }
    .mkt-stat-grid .skeleton {
        height: 14px !important;
    }
    .mkt-campaign-card .skeleton {
        margin: 4px 0 !important;
    }

    /* ---------- Error State ---------- */
    .mkt-error-state {
        padding: 32px 16px;
    }
    .mkt-error-icon {
        width: 48px;
        height: 48px;
        font-size: 20px;
    }
    .mkt-error-title { font-size: 14px; }
    .mkt-error-desc { font-size: 12.5px; }
}

/* ==================== MARKETING CARDS — MOBILE (≤768px): table → card, modal ==================== */
@media (max-width: 768px) {
    .mkt-table-scroll {
        overflow: visible;
        margin: 0;
        padding: 0;
    }
    .mkt-leads-table { display: none; }

    .mkt-cards-host {
        display: block;
    }

    .mkt-card-list {
        list-style: none;
        margin: 0 -16px;
        padding: 0 16px;
        display: flex;
        flex-direction: column;
        gap: 10px;
        max-height: 66dvh;
        overflow-y: auto;
        -webkit-overflow-scrolling: touch;
        overscroll-behavior: contain;
        scrollbar-width: thin;
        scrollbar-color: var(--ghz-card-border, #2a2e35) transparent;
    }
    @supports not (height: 1dvh) {
        .mkt-card-list { max-height: 66vh; }
    }

    .mkt-card {
        position: relative;
        background: var(--ghz-card-bg, #ffffff);
        border: 1px solid var(--ghz-card-border, #2a2e35);
        border-radius: 12px;
        padding: 12px 14px;
        cursor: pointer;
        transition: transform .15s ease, box-shadow .15s ease, border-color .15s ease;
        box-shadow: 0 1px 2px rgba(0,0,0,.04);
    }
    .mkt-card[data-card-kind="ads"] { cursor: pointer; }
    .mkt-card:active {
        transform: scale(.985);
        box-shadow: 0 1px 6px rgba(0,0,0,.08);
        border-color: var(--ghz-brand-color, #3b82f6);
    }

    .mkt-card-head {
        display: flex;
        justify-content: space-between;
        align-items: center;
        gap: 10px;
        margin-bottom: 10px;
        flex-wrap: nowrap;
    }
    .mkt-card-thumb {
        width: 40px;
        height: 40px;
        min-width: 40px;
        max-width: 40px;
        border-radius: 8px;
        object-fit: cover;
        flex-shrink: 0;
        background: var(--ghz-input-bg, rgba(0,0,0,.05));
    }
    .mkt-card-title {
        font-weight: 700;
        font-size: 14.5px;
        color: var(--ghz-text-primary, #e5e7eb);
        flex: 1 1 auto;
        min-width: 0;
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;
        line-height: 1.3;
    }
    .mkt-card-head .mkt-status-badge {
        flex-shrink: 0;
        font-size: 10px;
        padding: 3px 8px;
        max-width: 45%;
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;
    }
    .mkt-card-body {
        display: flex;
        flex-direction: column;
        gap: 5px;
        font-size: 12.5px;
    }
    .mkt-card-row {
        display: flex;
        justify-content: space-between;
        gap: 12px;
        align-items: center;
    }
    .mkt-card-key {
        color: var(--ghz-text-muted, #9ca3af);
        flex-shrink: 0;
    }
    .mkt-card-val {
        color: var(--ghz-text-primary, #e5e7eb);
        font-weight: 500;
        text-align: right;
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;
        max-width: 65%;
        min-width: 0;
    }

    /* ---------- Modal chi tiết card (đồng bộ với theme + pattern modal khác trong app) ----------
       Dùng chung .app-modal-overlay.open > .card pattern để kế thừa toàn bộ theme + sizing. */
    .app-modal-overlay.mkt-card-detail-overlay {
        z-index: 10000; /* cao hơn default modal để không bị che */
        animation: mkt-fade-in .2s ease;
    }
    .app-modal-overlay.mkt-card-detail-overlay > .card.mkt-card-detail {
        background: var(--ghz-card-glass-bg, var(--ghz-card-bg, #ffffff));
        border: 1px solid var(--ghz-card-glass-border, var(--ghz-card-border, #2a2e35));
        box-shadow: var(--ghz-card-glass-shadow, 0 8px 32px -4px rgba(0, 0, 0, 0.5));
        width: min(32rem, calc(100vw - 1rem));
        max-width: min(32rem, calc(100vw - 1rem));
        max-height: min(82vh, calc(100dvh - 1rem - env(safe-area-inset-top) - env(safe-area-inset-bottom)));
        padding: 1rem;
        border-radius: 1rem;
        display: flex;
        flex-direction: column;
        min-height: 0;
        outline: none;
        animation: mkt-scale-in .25s cubic-bezier(.16,1,.3,1);
    }
    /* Mobile: bottom sheet từ dưới lên (đồng bộ mobile UX) */
    @media (max-width: 640px) {
        .app-modal-overlay.mkt-card-detail-overlay {
            align-items: flex-end !important;
            padding: 0 !important;
        }
        .app-modal-overlay.mkt-card-detail-overlay > .card.mkt-card-detail {
            width: 100% !important;
            max-width: 100% !important;
            max-height: 90dvh;
            border-radius: 1rem 1rem 0 0;
            padding: 1rem 0.875rem 0.75rem;
            padding-bottom: max(0.75rem, env(safe-area-inset-bottom));
            animation: mkt-slide-up .25s cubic-bezier(.16,1,.3,1);
        }
    }
    .app-modal-overlay.mkt-card-detail-overlay > .card.mkt-card-detail .mkt-card-detail-head {
        margin-bottom: 0.75rem;
        gap: 0.5rem;
    }
    .app-modal-overlay.mkt-card-detail-overlay > .card.mkt-card-detail .mkt-card-detail-head .ui-section-title {
        font-size: 1.0625rem;
        line-height: 1.3;
        font-weight: 700;
        margin: 0;
        color: var(--ghz-text-primary, #e5e7eb);
        word-break: break-word;
        flex: 1;
        min-width: 0;
    }
    .app-modal-overlay.mkt-card-detail-overlay > .card.mkt-card-detail .ui-modal-close {
        flex: 0 0 2.25rem;
        width: 2.25rem;
        height: 2.25rem;
        font-size: 1rem;
        padding: 0;
    }
    .app-modal-overlay.mkt-card-detail-overlay > .card.mkt-card-detail .modal-scroll.mkt-card-detail-body {
        flex: 1 1 auto;
        min-height: 0;
        margin: 0 0 0.75rem;
        padding: 0 0.25rem;
    }
    .app-modal-overlay.mkt-card-detail-overlay > .card.mkt-card-detail .mkt-card-detail-body dt {
        font-size: 10.5px;
        text-transform: uppercase;
        letter-spacing: .05em;
        color: var(--ghz-text-muted, #9ca3af);
        font-weight: 600;
        margin: 0 0 2px;
    }
    .app-modal-overlay.mkt-card-detail-overlay > .card.mkt-card-detail .mkt-card-detail-body dd {
        margin: 0 0 0.75rem;
        font-size: 13.5px;
        color: var(--ghz-text-primary, #e5e7eb);
        word-break: break-word;
        line-height: 1.45;
    }
    .app-modal-overlay.mkt-card-detail-overlay > .card.mkt-card-detail .mkt-card-detail-body dd:last-child {
        margin-bottom: 0;
    }
    .app-modal-overlay.mkt-card-detail-overlay > .card.mkt-card-detail .mkt-card-detail-body img {
        max-width: 100%;
        border-radius: 0.5rem;
        margin-top: 4px;
    }
    .app-modal-overlay.mkt-card-detail-overlay > .card.mkt-card-detail .mkt-card-detail-foot {
        margin: 0;
        padding-top: 0.75rem;
        border-top: 1px solid var(--ghz-card-border, #2a2e35);
        gap: 0.5rem;
    }
    .app-modal-overlay.mkt-card-detail-overlay > .card.mkt-card-detail .mkt-card-detail-foot .ui-btn-primary,
    .app-modal-overlay.mkt-card-detail-overlay > .card.mkt-card-detail .mkt-card-detail-foot .ui-btn-ghost {
        min-height: 38px;
        font-size: 13.5px;
        padding: 8px 14px;
    }
    @keyframes mkt-fade-in {
        from { opacity: 0; }
        to   { opacity: 1; }
    }
    @keyframes mkt-scale-in {
        from { transform: scale(.96); opacity: 0; }
        to   { transform: scale(1); opacity: 1; }
    }
    @keyframes mkt-slide-up {
        from { transform: translateY(100%); }
        to   { transform: translateY(0); }
    }
    body.mkt-modal-open { overflow: hidden; }
}

/* Desktop: ẩn host card (chỉ dùng trên mobile 768px) */
@media (min-width: 769px) {
    .mkt-cards-host { display: none !important; }
}

/* ==================== SMALL MOBILE (≤480px): tinh chỉnh nhỏ hơn ==================== */
@media (max-width: 480px) {
    .mkt-stat-grid { grid-template-columns: 1fr; gap: 10px; }
    .ui-page-title { font-size: 1.25rem; line-height: 1.6rem; }
    .ui-page-copy { font-size: 12.5px; }
    .mkt-stat-card { padding: 14px 14px 12px; }
    .mkt-stat-value { font-size: 19px; }
    .ui-page-header-meta {
        font-size: 10.5px; padding: 5px 10px;
        white-space: nowrap; max-width: 100%;
        overflow: hidden; text-overflow: ellipsis;
    }
    .mkt-toolbar .ui-btn-primary,
    .mkt-toolbar .ui-btn-ghost { padding: 10px 14px; font-size: 13.5px; }
    .ui-section-title .mkt-section-count { font-size: 10px; padding: 0 5px; }
    .mkt-campaign-card { padding: 12px; }
    .mkt-campaign-card .mkt-card-title { font-size: 13.5px; }
}

/* ==================== X-SMALL (≤380px) ==================== */
@media (max-width: 380px) {
    /* Icon-only buttons trên toolbar (chỉ giữ icon, ẩn label) */
    .mkt-toolbar .ui-btn-primary span,
    .mkt-toolbar .ui-btn-ghost span {
        display: none;
    }
    .mkt-toolbar .ui-btn-primary,
    .mkt-toolbar .ui-btn-ghost {
        gap: 0;
        padding: 11px;
    }
    .mkt-toolbar .ui-btn-primary i,
    .mkt-toolbar .ui-btn-ghost i {
        margin: 0;
        font-size: 14px;
    }

    /* Section title bỏ description nếu quá nhỏ */
    .mkt-stat-sub { font-size: 10.5px; }
}

/* ==================== GLOBAL: BUTTON BORDER (DESKTOP + MOBILE) ==================== */
/* Tất cả button có khung để user nhận biết */
.ui-btn-primary {
    min-height: 36px;
    border: 1.5px solid color-mix(in srgb, var(--ghz-button-bg, #00c37a) 100%, transparent);
    outline: 1px solid color-mix(in srgb, var(--ghz-button-bg, #00c37a) 35%, transparent);
    outline-offset: 0;
}
.ui-btn-primary:hover {
    border-color: color-mix(in srgb, var(--ghz-button-bg, #00c37a) 100%, #000 8%);
}

.ui-btn-ghost {
    min-height: 36px;
    border: 1.5px solid var(--ghz-card-border, #d1d5db);
    outline: 0;
}
.ui-btn-ghost:hover {
    border-color: var(--ghz-brand-color, #00c37a);
    outline: 1px solid color-mix(in srgb, var(--ghz-brand-color, #00c37a) 30%, transparent);
}

.ui-btn-secondary {
    min-height: 36px;
    border: 1.5px solid var(--ghz-card-border, #d1d5db);
}
.ui-btn-primary:focus-visible,
.ui-btn-secondary:focus-visible,
.ui-btn-ghost:focus-visible,
.mkt-btn-primary:focus-visible {
    outline: none;
    border-color: var(--ghz-brand-color, #00c37a);
    box-shadow: 0 0 0 3px color-mix(in srgb, var(--ghz-brand-color, #00c37a) 28%, transparent);
}

/* ============================================================
   MARKETING TAB - SUB-PANEL "Nội dung & Kế hoạch" (mobile)
   ============================================================ */
@media (max-width: 720px) {
    .mkt-subtab-chip-row { margin-bottom: 12px; }
    .mkt-subtab-chip { padding: 6px 11px; font-size: 12.5px; }
    .mkt-plan-filter-row { flex-wrap: nowrap; overflow-x: auto; -webkit-overflow-scrolling: touch; padding-bottom: 2px; }
    .mkt-plan-filter-chip { white-space: nowrap; font-size: 11.5px; padding: 5px 10px; }
    .mkt-note-grid { grid-template-columns: 1fr; gap: 10px; }
    .mkt-note-card { min-height: 90px; padding: 12px 14px; }
    .mkt-note-title { font-size: 13.5px; }
    .mkt-task-card { padding: 11px 12px; }
    .mkt-task-title { font-size: 13px; }
    .plan-note-color-opt { padding: 5px 9px; font-size: 11.5px; }
}