/* ============================================================
   mk_base.css  --  Marketing Department global styles
   Dark theme base, components, utilities
   ============================================================ */

/* ----- Custom Properties ----------------------------------- */
@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@400;500;600;700;800&display=swap');

:root {
    /* Slate Evening palette (Design 24) */
    --mk-bg:            #1E2A3D;
    --mk-card-bg:       #263548;
    --mk-surface-2:     #2D3E52;
    --mk-border:        #334A5E;
    --mk-border-light:  #3F5870;
    --mk-text:          #F1F5F9;
    --mk-text-secondary:#8899AA;
    --mk-accent:        #3B82F6;
    --mk-accent-hover:  #60A5FA;
    --mk-accent-glow:   rgba(59, 130, 246, 0.15);
    --mk-cta:           #F97316;
    --mk-cta-hover:     #EA580C;
    --mk-success:       #10B981;
    --mk-danger:        #EF4444;
    --mk-warning:       #F59E0B;
    --mk-info:          #0ea5e9;
    --mk-violet:        #8b5cf6;
    --mk-radius:        10px;
    --mk-radius-sm:     8px;
    --mk-transition:    0.18s ease;
    --mk-font:          'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, "Segoe UI",
                        Roboto, Oxygen, Ubuntu, Cantarell, "Helvetica Neue", Arial,
                        sans-serif;
    --sidebar-width:     240px;
    --sidebar-collapsed: 64px;

    /* Elevation shadows (Dimensional Layering from UX skills) */
    --mk-shadow-sm:     0 1px 3px rgba(0, 0, 0, 0.2);
    --mk-shadow-md:     0 4px 12px rgba(0, 0, 0, 0.25);
    --mk-shadow-lg:     0 8px 24px rgba(0, 0, 0, 0.3);
    --mk-shadow-xl:     0 16px 48px rgba(0, 0, 0, 0.4);
}

/* ----- Reset / Base ---------------------------------------- */
*, *::before, *::after {
    box-sizing: border-box;
}

html {
    -webkit-text-size-adjust: 100%;
}

body {
    margin: 0;
    padding: 0;
    margin-left: var(--sidebar-width, 240px);
    background: var(--mk-bg);
    color: var(--mk-text);
    font-family: var(--mk-font);
    font-size: 14px;
    line-height: 1.55;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    transition: margin-left 0.28s cubic-bezier(0.4, 0, 0.2, 1);
}

body.sidebar-collapsed {
    margin-left: var(--sidebar-collapsed, 64px);
}

/* ----- Typography ------------------------------------------ */
h1, h2, h3, h4, h5, h6 {
    margin: 0 0 0.5em;
    font-weight: 700;
    line-height: 1.25;
    letter-spacing: -0.02em;
    color: var(--mk-text);
}

h1 { font-size: 1.7rem; font-weight: 800; }
h2 { font-size: 1.4rem; }
h3 { font-size: 1.15rem; }
h4 { font-size: 1rem; }

p { margin: 0 0 1em; }

a {
    color: var(--mk-accent);
    text-decoration: none;
    transition: color var(--mk-transition);
}
a:hover {
    color: var(--mk-accent-hover);
}

small {
    font-size: 0.85em;
    color: var(--mk-text-secondary);
}

code, pre {
    font-family: "SF Mono", "Fira Code", "Fira Mono", Menlo, Consolas,
                 "DejaVu Sans Mono", monospace;
    font-size: 0.85em;
}

code {
    background: var(--mk-card-bg);
    padding: 2px 6px;
    border-radius: var(--mk-radius-sm);
    border: 1px solid var(--mk-border);
}

/* ----- Buttons --------------------------------------------- */
.mk_btn,
.mk_btn_secondary,
.mk_btn_danger {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 18px;
    font-size: 0.875rem;
    font-weight: 500;
    font-family: inherit;
    line-height: 1.4;
    border: none;
    border-radius: var(--mk-radius);
    cursor: pointer;
    transition: background var(--mk-transition), box-shadow var(--mk-transition);
    white-space: nowrap;
}

.mk_btn {
    background: var(--mk-accent);
    color: #fff;
}
.mk_btn:hover {
    background: var(--mk-accent-hover);
    box-shadow: 0 0 0 3px var(--mk-accent-glow);
}

.mk_btn_cta {
    background: var(--mk-cta);
    color: #fff;
}
.mk_btn_cta:hover {
    background: var(--mk-cta-hover);
    box-shadow: 0 0 0 3px rgba(249, 115, 22, 0.18);
}

.mk_btn_secondary {
    background: var(--mk-card-bg);
    color: var(--mk-text);
    border: 1px solid var(--mk-border);
}
.mk_btn_secondary:hover {
    background: var(--mk-border);
}

.mk_btn_danger {
    background: var(--mk-danger);
    color: #fff;
}
.mk_btn_danger:hover {
    background: #dc2626;
    box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.15);
}

.mk_btn_success {
    background: var(--mk-success);
    color: #fff;
}
.mk_btn_success:hover {
    background: #059669;
    box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.15);
}

.mk_btn_sm {
    padding: 4px 12px;
    font-size: 0.8rem;
}

.mk_btn:disabled,
.mk_btn_secondary:disabled,
.mk_btn_danger:disabled {
    opacity: 0.45;
    cursor: not-allowed;
}

/* ----- Form Inputs ----------------------------------------- */
input[type="text"],
input[type="email"],
input[type="url"],
input[type="number"],
input[type="password"],
input[type="search"],
input[type="date"],
select,
textarea {
    width: 100%;
    padding: 8px 12px;
    font-family: inherit;
    font-size: 0.875rem;
    line-height: 1.5;
    color: var(--mk-text);
    background: var(--mk-bg);
    border: 1px solid var(--mk-border);
    border-radius: var(--mk-radius);
    outline: none;
    transition: border-color var(--mk-transition), box-shadow var(--mk-transition);
}

input:focus,
select:focus,
textarea:focus {
    border-color: var(--mk-accent);
    box-shadow: 0 0 0 3px var(--mk-accent-glow);
}

input::placeholder,
textarea::placeholder {
    color: var(--mk-text-secondary);
    opacity: 0.6;
}

select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%239ca3af' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L3 6h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 10px center;
    padding-right: 32px;
    cursor: pointer;
}

textarea {
    min-height: 80px;
    resize: vertical;
}

label {
    display: block;
    margin-bottom: 4px;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--mk-text-secondary);
}

/* ----- Cards ----------------------------------------------- */
.mk_card {
    background: var(--mk-card-bg);
    border: 1px solid var(--mk-border);
    border-radius: var(--mk-radius);
    padding: 20px;
    transition: border-color var(--mk-transition), box-shadow var(--mk-transition);
}

.mk_card:hover {
    border-color: var(--mk-border-light);
    box-shadow: var(--mk-shadow-md);
}

/* ----- Tables ---------------------------------------------- */
.mk_table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.875rem;
}

.mk_table th {
    text-align: left;
    padding: 10px 12px;
    font-weight: 600;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--mk-text-secondary);
    border-bottom: 1px solid var(--mk-border);
}

.mk_table td {
    padding: 10px 12px;
    border-bottom: 1px solid var(--mk-border);
    color: var(--mk-text);
}

.mk_table tbody tr:nth-child(even) {
    background: var(--mk-surface-2);
}

.mk_table tbody tr:hover {
    background: rgba(59, 130, 246, 0.04);
}

/* ----- Badges / Pills -------------------------------------- */
.mk_badge {
    display: inline-flex;
    align-items: center;
    padding: 2px 10px;
    font-size: 0.75rem;
    font-weight: 600;
    line-height: 1.6;
    border-radius: 999px;
    white-space: nowrap;
    background: var(--mk-border);
    color: var(--mk-text-secondary);
}

.mk_badge_green {
    background: rgba(16, 185, 129, 0.15);
    color: #34D399;
}

.mk_badge_yellow {
    background: rgba(245, 158, 11, 0.15);
    color: #fbbf24;
}

.mk_badge_red {
    background: rgba(244, 63, 94, 0.15);
    color: #fb7185;
}

.mk_badge_orange {
    background: rgba(245, 158, 11, 0.15);
    color: #f59e0b;
    font-weight: 600;
}

.mk_badge_blue {
    background: rgba(14, 165, 233, 0.15);
    color: #38bdf8;
}

.mk_badge_gray {
    background: rgba(156, 163, 175, 0.12);
    color: var(--mk-text-secondary);
}

.mk_badge_purple {
    background: rgba(139, 92, 246, 0.15);
    color: #a78bfa;
}

/* ----- Page Header ----------------------------------------- */
.mk_page_header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 24px;
}

.mk_page_header h1,
.mk_page_header h2 {
    margin: 0;
}

/* ----- Empty State ----------------------------------------- */
.mk_empty_state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 48px 24px;
    text-align: center;
    color: var(--mk-text-secondary);
}

.mk_empty_state svg,
.mk_empty_state img {
    width: 64px;
    height: 64px;
    margin-bottom: 16px;
    opacity: 0.35;
}

.mk_empty_state p {
    margin: 0 0 16px;
    font-size: 0.95rem;
}

/* ----- Score Badge ----------------------------------------- */
.mk_score_badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    font-size: 0.8rem;
    font-weight: 700;
    border: 2px solid var(--mk-border);
    background: var(--mk-card-bg);
    color: var(--mk-text);
}

.mk_score_badge.score_good {
    border-color: var(--mk-accent);
    color: var(--mk-accent);
}

.mk_score_badge.score_warn {
    border-color: var(--mk-warning);
    color: var(--mk-warning);
}

.mk_score_badge.score_bad {
    border-color: var(--mk-danger);
    color: var(--mk-danger);
}

/* ----- Utility Classes ------------------------------------- */
.mk_flex          { display: flex; }
.mk_flex_between  { display: flex; align-items: center; justify-content: space-between; }
.mk_flex_center   { display: flex; align-items: center; justify-content: center; }
.mk_flex_wrap     { flex-wrap: wrap; }

.mk_gap_sm  { gap: 8px; }
.mk_gap_md  { gap: 16px; }

.mk_mt_sm   { margin-top: 8px; }
.mk_mt_md   { margin-top: 16px; }
.mk_mb_sm   { margin-bottom: 8px; }
.mk_mb_md   { margin-bottom: 16px; }

/* ----- Scrollbar ------------------------------------------- */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}

::-webkit-scrollbar-track {
    background: var(--mk-bg);
}

::-webkit-scrollbar-thumb {
    background: var(--mk-border);
    border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--mk-border-light, #3F5870);
}

/* Firefox */
* {
    scrollbar-width: thin;
    scrollbar-color: var(--mk-border) var(--mk-bg);
}

/* ----- Container ------------------------------------------- */
.mk_container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 24px 20px;
}

/* ----- Loading Spinner ------------------------------------- */
.mk_spinner {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 2px solid rgba(59, 130, 246, 0.2);
    border-top-color: var(--mk-accent);
    border-radius: 50%;
    animation: mk_spin 0.6s linear infinite;
    vertical-align: middle;
    margin-right: 8px;
}

@keyframes mk_spin {
    to { transform: rotate(360deg); }
}

.mk_loading {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 40px;
    color: var(--mk-text-secondary, #8b95a5);
    font-size: 0.9rem;
}

/* ----- Modal Overlay --------------------------------------- */
.mk_modal_overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.6);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    padding: 20px;
    overflow-y: auto;
}

/* ----- Modal Box ------------------------------------------- */
.mk_modal {
    background: var(--mk-card-bg);
    border: 1px solid var(--mk-border);
    border-radius: var(--mk-radius);
    width: 100%;
    max-width: 640px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--mk-shadow-xl);
}

.mk_modal_lg {
    max-width: 800px;
}

.mk_modal_header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    border-bottom: 1px solid var(--mk-border);
    position: sticky;
    top: 0;
    background: var(--mk-card-bg);
    z-index: 1;
}

.mk_modal_header h3 {
    margin: 0;
}

.mk_modal_body {
    padding: 20px;
}

.mk_modal_actions {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

/* ----- Form Layout ----------------------------------------- */
.mk_form_group {
    margin-bottom: 14px;
}

.mk_form_row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 12px;
}

.mk_form_error {
    color: var(--mk-danger);
    font-size: 0.85rem;
    font-weight: 500;
}

.mk_form_success {
    color: var(--mk-accent);
    font-size: 0.85rem;
    font-weight: 500;
}

/* ----- Responsive ------------------------------------------ */
@media (max-width: 768px) {
    body {
        margin-left: 0 !important;
        padding-top: 52px;
    }

    .mk_page_header {
        flex-direction: column;
        align-items: flex-start;
    }

    .mk_flex_between {
        flex-wrap: wrap;
        gap: 8px;
    }

    .mk_table {
        font-size: 0.8rem;
    }

    .mk_table th,
    .mk_table td {
        padding: 8px;
    }

    .mk_container {
        padding: 16px 12px;
    }

    .mk_modal {
        max-width: 100%;
        margin: 0;
    }
}

@media (max-width: 480px) {
    h1 { font-size: 1.35rem; }
    h2 { font-size: 1.15rem; }

    .mk_btn,
    .mk_btn_secondary,
    .mk_btn_danger {
        padding: 7px 14px;
        font-size: 0.82rem;
    }

    .mk_card {
        padding: 14px;
    }
}