/* ══════════════════════════════════════════════
   FOM · Build Your Analytics
   ══════════════════════════════════════════════ */

:root {
    --primary: #00c6b2;
    --primary-dark: #009f8f;
    --primary-50: #e5f9f7;
    --primary-100: #ccf3ef;
    --primary-900: #002723;
    --secondary: #0071de;
    --secondary-light: #338de5;
    --highlight: #f9cb00;
    --accent: #e81818;
    --success: #77b502;
    --bg: #f4f5f7;
    --card: #ffffff;
    --text: #1a1a1a;
    --muted: #6d6d6d;
    --border: #e4e4e7;
    --grey-50: #f2f0f0;
    --grey-200: #cdcdcd;
    --r: 14px;
    --r-sm: 8px;
    --shadow: 0 2px 12px rgba(0,0,0,0.06);
}

*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

body {
    font-family: -apple-system, 'Segoe UI', Helvetica, Arial, sans-serif;
    background: var(--bg); color: var(--text);
    line-height: 1.5; -webkit-font-smoothing: antialiased;
}

/* ═══ LOGIN ═══ */
#login-screen {
    position: fixed; inset: 0;
    background: linear-gradient(160deg, var(--primary-900), var(--primary-dark));
    display: flex; align-items: center; justify-content: center;
    z-index: 9999;
}

.login-box {
    background: #fff; border-radius: 20px;
    padding: 44px 36px; width: 400px; max-width: 92vw;
    box-shadow: 0 24px 64px rgba(0,0,0,0.3);
    text-align: center;
}

.login-logo {
    display: inline-block; background: var(--primary); color: #fff;
    font-weight: 900; font-size: 1rem; padding: 6px 16px;
    border-radius: var(--r-sm); margin-bottom: 16px; letter-spacing: 1px;
}

.login-box h1 { font-size: 1.3rem; color: var(--primary-dark); margin-bottom: 4px; }
.login-box p { color: var(--muted); margin-bottom: 24px; font-size: 0.88rem; }

.login-box input {
    width: 100%; padding: 12px 14px;
    border: 2px solid var(--border); border-radius: var(--r-sm);
    font-size: 0.95rem; outline: none; transition: border-color 0.15s;
}

.login-box input:focus { border-color: var(--primary); }

.login-box button {
    width: 100%; padding: 12px;
    background: var(--primary); color: #fff; border: none;
    border-radius: var(--r-sm); font-size: 0.95rem; font-weight: 700;
    cursor: pointer; margin-top: 14px; transition: background 0.15s;
}

.login-box button:hover { background: var(--primary-dark); }
.login-error { color: var(--accent); font-size: 0.8rem; margin-top: 10px; display: none; }

/* ═══ DASHBOARD ═══ */
#dashboard { display: none; }

.header {
    background: var(--primary); color: #fff;
    padding: 14px 24px;
    display: flex; align-items: center; gap: 12px;
}

.header-logo {
    background: rgba(255,255,255,0.2);
    font-weight: 900; font-size: 0.8rem;
    padding: 4px 12px; border-radius: 6px; letter-spacing: 1px;
}

.header h1 { font-size: 1.05rem; font-weight: 700; }
.header .meta { font-size: 0.65rem; opacity: 0.75; margin-left: auto; }

/* ═══ ASK SECTION ═══ */
.ask-section {
    max-width: 900px; margin: 32px auto 0; padding: 0 24px;
    text-align: center;
}

.ask-title {
    font-size: 1.6rem; font-weight: 700;
    color: var(--text); margin-bottom: 6px;
}

.ask-subtitle {
    font-size: 0.9rem; color: var(--muted); margin-bottom: 24px;
}

.ask-input-wrap {
    display: flex; gap: 8px;
    max-width: 700px; margin: 0 auto 32px;
}

.ask-input {
    flex: 1; padding: 14px 18px;
    border: 2px solid var(--border); border-radius: var(--r);
    font-size: 0.95rem; outline: none;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.ask-input:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 4px rgba(0,198,178,0.12);
}

.ask-input::placeholder { color: var(--grey-200); }

.ask-btn {
    padding: 14px 24px;
    background: var(--primary); color: #fff; border: none;
    border-radius: var(--r); font-size: 0.9rem; font-weight: 700;
    cursor: pointer; transition: background 0.15s;
    white-space: nowrap;
}

.ask-btn:hover { background: var(--primary-dark); }
.ask-btn:disabled { opacity: 0.5; cursor: not-allowed; }

.key-setup {
    display: flex; gap: 8px; max-width: 500px;
    margin: 0 auto 16px; align-items: center;
}

.key-input {
    flex: 1; padding: 8px 12px;
    border: 2px solid var(--highlight); border-radius: var(--r-sm);
    font-size: 0.82rem; outline: none;
}

.key-input:focus { border-color: var(--primary); }

.key-save {
    padding: 8px 16px;
    background: var(--highlight); color: var(--text); border: none;
    border-radius: var(--r-sm); font-size: 0.8rem; font-weight: 700;
    cursor: pointer;
}

.ask-loading {
    display: none; align-items: center; justify-content: center;
    gap: 8px; padding: 12px; color: var(--muted); font-size: 0.85rem;
}

.ask-loading.visible { display: flex; }

.spinner-sm {
    width: 18px; height: 18px;
    border: 2px solid var(--border); border-top-color: var(--primary);
    border-radius: 50%; animation: spin 0.6s linear infinite;
}

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

/* ═══ BAUSTEIN GRID ═══ */
.blocks-label {
    font-size: 0.72rem; font-weight: 700;
    color: var(--muted); text-transform: uppercase;
    letter-spacing: 0.5px; margin-bottom: 12px;
}

.blocks-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: 10px;
    max-width: 900px; margin: 0 auto;
    padding: 0 24px;
}

.block-card {
    background: var(--card); border-radius: var(--r);
    padding: 16px 14px; box-shadow: var(--shadow);
    cursor: pointer; transition: all 0.2s;
    text-align: center; border: 2px solid transparent;
}

.block-card:hover {
    border-color: var(--primary);
    transform: translateY(-2px);
    box-shadow: 0 4px 20px rgba(0,198,178,0.15);
}

.block-icon { font-size: 1.5rem; margin-bottom: 6px; }
.block-name { font-size: 0.78rem; font-weight: 700; }
.block-desc { font-size: 0.65rem; color: var(--muted); margin-top: 2px; }

/* ═══ REPORT AREA ═══ */
.report-area {
    max-width: 1200px; margin: 32px auto 0;
    padding: 0 24px 40px;
}

.report-empty {
    text-align: center; padding: 60px 20px;
    color: var(--grey-200); font-size: 0.9rem;
}

/* ═══ REPORT CARD ═══ */
.report-card {
    background: var(--card); border-radius: var(--r);
    box-shadow: var(--shadow); margin-bottom: 20px;
    overflow: hidden;
    animation: slideIn 0.3s ease-out;
}

@keyframes slideIn {
    from { opacity: 0; transform: translateY(12px); }
    to { opacity: 1; transform: translateY(0); }
}

.report-card-header {
    display: flex; align-items: center; gap: 12px;
    padding: 14px 18px;
    border-bottom: 1px solid var(--border);
    background: var(--grey-50);
}

.report-card-title { font-size: 0.88rem; font-weight: 700; flex: 1; }
.report-card-subtitle { font-size: 0.7rem; color: var(--muted); }

.report-card-controls {
    display: flex; align-items: center; gap: 8px;
}

.report-card-controls select {
    padding: 4px 8px; border: 2px solid var(--border);
    border-radius: 6px; font-size: 0.75rem; outline: none;
}

.report-card-controls select:focus { border-color: var(--primary); }

.report-close {
    background: none; border: none;
    color: var(--muted); font-size: 1.1rem;
    cursor: pointer; padding: 2px 6px;
    border-radius: 4px; transition: all 0.15s;
}

.report-close:hover { background: var(--accent); color: #fff; }

.report-card-body { padding: 18px; }

/* ═══ KPI GRID (inside report cards) ═══ */
.kpi-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 10px; margin-bottom: 16px;
}

.kpi {
    background: var(--grey-50); border-radius: var(--r-sm);
    padding: 12px; border-left: 3px solid var(--primary);
}

.kpi.accent { border-left-color: var(--success); }
.kpi.danger { border-left-color: var(--accent); }

.kpi-label {
    font-size: 0.58rem; text-transform: uppercase;
    letter-spacing: 0.4px; color: var(--muted); font-weight: 700;
}

.kpi-val { font-size: 1.25rem; font-weight: 700; line-height: 1.2; }
.kpi-sub { font-size: 0.62rem; color: var(--muted); }

/* ═══ CHART CONTAINERS ═══ */
.chart-wrap { margin-bottom: 16px; }
.chart-wrap canvas { max-height: 300px; }
.chart-wrap h3 { font-size: 0.8rem; font-weight: 700; margin-bottom: 10px; }

.grid-2 {
    display: grid; grid-template-columns: 1fr 1fr;
    gap: 16px;
}

/* ═══ DATA TABLES (reused from tables.js) ═══ */
.data-table { width: 100%; border-collapse: collapse; font-size: 0.75rem; }

.data-table th {
    background: var(--primary-dark); color: #fff;
    padding: 8px 10px; text-align: left;
    font-weight: 700; font-size: 0.68rem;
    text-transform: uppercase; letter-spacing: 0.3px;
    cursor: pointer; user-select: none;
}

.data-table th:first-child { border-radius: var(--r-sm) 0 0 0; }
.data-table th:last-child { border-radius: 0 var(--r-sm) 0 0; }
.data-table th:hover { background: var(--primary); }

.data-table th .sort-icon { margin-left: 3px; opacity: 0.5; font-size: 0.6rem; }
.data-table th.sorted .sort-icon { opacity: 1; }
.data-table th.sorted-asc .sort-icon::after { content: '▲'; }
.data-table th.sorted-desc .sort-icon::after { content: '▼'; }

.data-table td { padding: 8px 10px; border-bottom: 1px solid var(--border); }
.data-table tr:hover td { background: var(--primary-50); }
.data-table tr:last-child td { border-bottom: none; }
.data-table .num { text-align: right; font-variant-numeric: tabular-nums; }

.badge { display: inline-block; padding: 2px 6px; border-radius: 6px; font-size: 0.65rem; font-weight: 700; }
.badge-paid { background: #fff3cd; color: #856404; }
.badge-organic { background: #d4edda; color: #155724; }
.badge-direct { background: #d1ecf1; color: #0c5460; }
.badge-social { background: #f8d7da; color: #721c24; }
.badge-display { background: #e2e3e5; color: #383d41; }
.badge-referral { background: #cce5ff; color: #004085; }
.badge-other { background: #f0f0f0; color: #555; }
.conv-highlight { background: #f4f9eb; }

.export-bar { display: flex; gap: 8px; justify-content: flex-end; margin-top: 8px; }
.export-btn {
    padding: 3px 8px; border: 2px solid var(--border);
    border-radius: var(--r-sm); background: #fff;
    color: var(--muted); font-size: 0.65rem; font-weight: 700;
    cursor: pointer; transition: all 0.15s;
}
.export-btn:hover { border-color: var(--secondary); color: var(--secondary); }

/* ═══ TRAFFIC BARS ═══ */
.traffic-bar-container { display: flex; flex-direction: column; gap: 3px; }

.traffic-bar-row {
    display: flex; align-items: center; gap: 8px;
    cursor: pointer; padding: 3px 8px;
    border-radius: 6px; transition: background 0.15s; font-size: 0.75rem;
}
.traffic-bar-row:hover { background: var(--primary-50); }

.traffic-bar-label {
    width: 150px; min-width: 150px;
    white-space: nowrap; overflow: hidden; text-overflow: ellipsis; font-weight: 500;
}
.traffic-bar-wrap {
    flex: 1; height: 16px; background: var(--grey-50);
    border-radius: 8px; overflow: hidden;
}
.traffic-bar-fill { height: 100%; border-radius: 8px; transition: width 0.4s ease; min-width: 2px; }
.traffic-bar-value {
    width: 55px; min-width: 55px; text-align: right;
    font-weight: 700; font-variant-numeric: tabular-nums;
    color: var(--muted); font-size: 0.72rem;
}
.traffic-cat-label {
    font-size: 0.65rem; color: var(--muted); font-weight: 700;
    text-transform: uppercase; letter-spacing: 0.3px;
    padding: 5px 8px 2px; margin-top: 3px;
}
.traffic-cat-label:first-child { margin-top: 0; }

/* ═══ FLOW ═══ */
.flow-container {
    background: var(--grey-50); border-radius: var(--r-sm);
    padding: 16px; margin-top: 12px;
}
.flow-row {
    display: flex; align-items: center;
    padding: 5px 0; border-bottom: 1px solid var(--border); font-size: 0.75rem;
}
.flow-row:last-child { border-bottom: none; }
.flow-from { flex: 1; padding: 2px 8px; }
.flow-bar { height: 4px; background: var(--primary); border-radius: 2px; margin-top: 3px; transition: width 0.3s; }
.flow-count { width: 65px; text-align: right; font-weight: 700; font-variant-numeric: tabular-nums; }

/* ═══ EMPTY ═══ */
.empty { text-align: center; padding: 32px 16px; color: var(--muted); font-size: 0.82rem; }

/* ═══ FOOTER ═══ */
.footer {
    background: var(--primary-900); color: var(--grey-200);
    text-align: center; padding: 16px; font-size: 0.65rem;
}

/* ═══ RESPONSIVE ═══ */
@media (min-width: 640px) {
    .kpi-grid { grid-template-columns: repeat(4, 1fr); }
}

@media (max-width: 767px) {
    .ask-title { font-size: 1.2rem; }
    .ask-input-wrap { flex-direction: column; }
    .ask-btn { width: 100%; }
    .blocks-grid { grid-template-columns: repeat(2, 1fr); padding: 0 16px; }
    .block-card { padding: 12px 10px; }
    .report-area { padding: 0 16px 40px; }
    .kpi-grid { grid-template-columns: repeat(2, 1fr); }
    .grid-2 { grid-template-columns: 1fr; }
    .report-card-header { flex-wrap: wrap; }
    .header { padding: 10px 16px; }
    .header h1 { font-size: 0.9rem; }
    .ask-section { margin-top: 20px; padding: 0 16px; }
    .traffic-bar-label { width: 90px; min-width: 90px; font-size: 0.68rem; }
}

@media (max-width: 479px) {
    .blocks-grid { grid-template-columns: 1fr 1fr; gap: 8px; }
    .kpi-grid { grid-template-columns: 1fr 1fr; gap: 6px; }
    .kpi { padding: 8px; }
    .kpi-val { font-size: 1rem; }
    .ask-title { font-size: 1rem; }
}