/* TechHaulOS App Styles — matches landing page design tokens */
* { margin: 0; padding: 0; box-sizing: border-box; }

:root {
    --black: #0a0a0a;
    --dark: #141414;
    --card: #1a1a1a;
    --border: #2a2a2a;
    --muted: #666;
    --text: #a0a0a0;
    --light: #e0e0e0;
    --white: #f5f5f5;
    --green: #00d47b;
    --green-dim: #00d47b22;
    --amber: #f5a623;
    --amber-dim: #f5a62322;
    --red: #ef4444;
    --red-dim: #ef444422;
    --blue: #3b82f6;
    --blue-dim: #3b82f622;
    --purple: #8b5cf6;
    --purple-dim: #8b5cf622;
}

body {
    font-family: 'DM Sans', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--black);
    color: var(--text);
    line-height: 1.6;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5 {
    font-family: 'Space Grotesk', sans-serif;
    color: var(--white);
    line-height: 1.2;
}

/* Grain overlay */
body::before {
    content: '';
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.03'/%3E%3C/svg%3E");
    pointer-events: none;
    z-index: 0;
}

/* ============ LAYOUT ============ */
#app {
    display: flex;
    min-height: 100vh;
    position: relative;
    z-index: 1;
}

.sidebar {
    width: 240px;
    background: var(--dark);
    border-right: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    z-index: 10;
    transition: transform 0.3s;
}

.sidebar-header {
    padding: 20px 20px 16px;
    border-bottom: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: 'Space Grotesk', sans-serif;
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--white);
    text-decoration: none;
    letter-spacing: -0.5px;
}
.logo span { color: var(--green); }

.sidebar-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--text);
    font-size: 1.2rem;
    cursor: pointer;
}

.sidebar-nav {
    flex: 1;
    padding: 12px 0;
    overflow-y: auto;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 20px;
    color: var(--text);
    text-decoration: none;
    font-size: 0.9rem;
    transition: all 0.2s;
    border-left: 3px solid transparent;
}
.nav-item:hover { color: var(--light); background: rgba(255,255,255,0.03); }
.nav-item.active { color: var(--green); border-left-color: var(--green); background: var(--green-dim); }
.nav-icon { font-size: 1rem; width: 20px; text-align: center; }

.sidebar-footer {
    padding: 16px 20px;
    border-top: 1px solid var(--border);
}

.new-pickup-btn {
    display: block;
    text-align: center;
    padding: 10px;
    background: var(--green);
    color: var(--black);
    text-decoration: none;
    border-radius: 8px;
    font-weight: 600;
    font-size: 0.85rem;
    transition: opacity 0.2s;
    margin-bottom: 10px;
}
.new-pickup-btn:hover { opacity: 0.9; }

.zoho-status {
    font-size: 0.75rem;
    color: var(--muted);
    text-align: center;
}
.zoho-status a { color: var(--amber); text-decoration: none; }

.main-content {
    flex: 1;
    margin-left: 240px;
    padding: 32px;
    min-height: 100vh;
}

/* ============ PAGE HEADER ============ */
.page-header {
    margin-bottom: 32px;
}
.page-header h1 {
    font-size: 1.8rem;
    letter-spacing: -1px;
    margin-bottom: 4px;
}
.page-header p {
    font-size: 0.9rem;
    color: var(--muted);
}
.page-header-actions {
    display: flex;
    gap: 10px;
    margin-top: 16px;
}

/* ============ STATS GRID ============ */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
    margin-bottom: 32px;
}

.stat-card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 20px;
    transition: border-color 0.2s;
}
.stat-card:hover { border-color: var(--green); }

.stat-card .label {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--muted);
    margin-bottom: 8px;
}
.stat-card .value {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 2rem;
    font-weight: 700;
    color: var(--white);
    letter-spacing: -1px;
}
.stat-card .value .unit {
    font-size: 0.9rem;
    color: var(--green);
    font-weight: 500;
}
.stat-card .sub {
    font-size: 0.8rem;
    color: var(--muted);
    margin-top: 4px;
}

/* ============ CARDS & PANELS ============ */
.card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 12px;
    overflow: hidden;
}
.card-header {
    padding: 16px 20px;
    border-bottom: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.card-header h3 {
    font-size: 0.95rem;
    letter-spacing: -0.3px;
}
.card-body { padding: 20px; }
.card-body.no-pad { padding: 0; }

/* ============ TWO-COLUMN LAYOUT ============ */
.two-col {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-bottom: 32px;
}

/* ============ ACTIVITY FEED ============ */
.activity-list { list-style: none; }
.activity-item {
    padding: 12px 20px;
    border-bottom: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.85rem;
}
.activity-item:last-child { border-bottom: none; }
.activity-item .desc { color: var(--light); }
.activity-item .time { color: var(--muted); font-size: 0.75rem; white-space: nowrap; margin-left: 12px; }
.activity-item .dot {
    width: 6px; height: 6px; border-radius: 50%; background: var(--green);
    flex-shrink: 0; margin-right: 12px;
}
.activity-item.pickup_created .dot { background: var(--blue); }
.activity-item.job_updated .dot { background: var(--amber); }
.activity-item.inventory_added .dot { background: var(--purple); }

/* ============ JOB BOARD (KANBAN) ============ */
.kanban {
    display: flex;
    gap: 12px;
    overflow-x: auto;
    padding-bottom: 16px;
    min-height: 500px;
}
.kanban-col {
    min-width: 220px;
    flex: 1;
    background: var(--dark);
    border: 1px solid var(--border);
    border-radius: 12px;
    display: flex;
    flex-direction: column;
}
.kanban-col-header {
    padding: 12px 16px;
    border-bottom: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.kanban-col-header h4 {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}
.kanban-col-header .count {
    font-size: 0.7rem;
    background: var(--card);
    color: var(--muted);
    padding: 2px 8px;
    border-radius: 10px;
}
.kanban-col-body {
    flex: 1;
    padding: 8px;
    overflow-y: auto;
}

.job-card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 12px;
    margin-bottom: 8px;
    cursor: pointer;
    transition: all 0.2s;
}
.job-card:hover { border-color: var(--green); transform: translateY(-1px); }
.job-card .job-title { font-size: 0.85rem; color: var(--white); font-weight: 500; margin-bottom: 4px; }
.job-card .job-meta { font-size: 0.75rem; color: var(--muted); }
.job-card .job-meta .tag {
    display: inline-block;
    padding: 1px 6px;
    background: var(--green-dim);
    color: var(--green);
    border-radius: 4px;
    font-size: 0.7rem;
    margin-top: 4px;
}

/* ============ TABLE ============ */
.data-table {
    width: 100%;
    border-collapse: collapse;
}
.data-table th {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--muted);
    text-align: left;
    padding: 10px 16px;
    border-bottom: 1px solid var(--border);
    font-weight: 500;
}
.data-table td {
    padding: 12px 16px;
    border-bottom: 1px solid var(--border);
    font-size: 0.85rem;
    color: var(--light);
}
.data-table tr:hover td { background: rgba(255,255,255,0.02); }

/* ============ TABS ============ */
.tabs {
    display: flex;
    gap: 2px;
    background: var(--dark);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 3px;
    margin-bottom: 20px;
    width: fit-content;
}
.tab {
    padding: 8px 18px;
    background: transparent;
    border: none;
    color: var(--muted);
    font-family: 'DM Sans', sans-serif;
    font-size: 0.85rem;
    cursor: pointer;
    border-radius: 8px;
    transition: all 0.2s;
}
.tab:hover { color: var(--light); }
.tab.active { background: var(--card); color: var(--green); }

/* ============ BADGES ============ */
.badge {
    display: inline-block;
    padding: 2px 10px;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 500;
}
.badge-green { background: var(--green-dim); color: var(--green); }
.badge-amber { background: var(--amber-dim); color: var(--amber); }
.badge-red { background: var(--red-dim); color: var(--red); }
.badge-blue { background: var(--blue-dim); color: var(--blue); }
.badge-purple { background: var(--purple-dim); color: var(--purple); }
.badge-muted { background: var(--border); color: var(--muted); }

/* ============ BUTTONS ============ */
.btn {
    padding: 8px 16px;
    border: 1px solid var(--border);
    border-radius: 8px;
    background: var(--card);
    color: var(--light);
    font-family: 'DM Sans', sans-serif;
    font-size: 0.85rem;
    cursor: pointer;
    transition: all 0.2s;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}
.btn:hover { border-color: var(--green); color: var(--white); }
.btn-green { background: var(--green); color: var(--black); border-color: var(--green); font-weight: 600; }
.btn-green:hover { opacity: 0.9; }
.btn-sm { padding: 4px 10px; font-size: 0.75rem; }
.btn-icon { padding: 6px 8px; }

/* ============ FORMS ============ */
.form-group { margin-bottom: 14px; }
.form-group label {
    display: block;
    font-size: 0.8rem;
    color: var(--light);
    margin-bottom: 4px;
    font-weight: 500;
}
.form-group input, .form-group select, .form-group textarea {
    width: 100%;
    padding: 8px 12px;
    background: var(--dark);
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--white);
    font-family: 'DM Sans', sans-serif;
    font-size: 0.85rem;
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
    outline: none;
    border-color: var(--green);
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }

/* ============ MODAL ============ */
.modal-backdrop {
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(0,0,0,0.7);
    z-index: 100;
    display: flex;
    align-items: center;
    justify-content: center;
}
.modal {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 28px;
    width: 90%;
    max-width: 520px;
    max-height: 90vh;
    overflow-y: auto;
}
.modal h2 {
    font-size: 1.2rem;
    letter-spacing: -0.5px;
    margin-bottom: 20px;
}
.modal-actions {
    display: flex;
    justify-content: flex-end;
    gap: 10px;
    margin-top: 20px;
}

/* ============ EMPTY STATE ============ */
.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: var(--muted);
}
.empty-state .icon { font-size: 2.5rem; margin-bottom: 12px; opacity: 0.5; }
.empty-state h3 { font-size: 1.1rem; margin-bottom: 6px; color: var(--text); }
.empty-state p { font-size: 0.85rem; margin-bottom: 20px; }

/* ============ LOADING ============ */
.loading {
    text-align: center;
    padding: 40px;
    color: var(--muted);
    font-size: 0.9rem;
}
.spinner {
    width: 24px; height: 24px;
    border: 2px solid var(--border);
    border-top-color: var(--green);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    margin: 0 auto 12px;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ============ INVENTORY STREAM CARDS ============ */
.inventory-streams {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    margin-bottom: 24px;
}
.stream-card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 20px;
    cursor: pointer;
    transition: all 0.2s;
}
.stream-card:hover { border-color: var(--green); }
.stream-card.active { border-color: var(--green); background: var(--green-dim); }
.stream-card .stream-name {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--white);
    margin-bottom: 8px;
    text-transform: uppercase;
    letter-spacing: 1px;
}
.stream-card .stream-stat {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--white);
}
.stream-card .stream-stat .unit { font-size: 0.8rem; color: var(--green); }
.stream-card .stream-sub { font-size: 0.75rem; color: var(--muted); margin-top: 2px; }

.stream-raw { border-top: 3px solid var(--amber); }
.stream-recycled { border-top: 3px solid var(--green); }
.stream-shop { border-top: 3px solid var(--blue); }

/* ============ STATUS PIPELINE ============ */
.pipeline {
    display: flex;
    gap: 4px;
    margin-bottom: 24px;
    overflow-x: auto;
    padding-bottom: 4px;
}
.pipeline-step {
    padding: 6px 14px;
    background: var(--dark);
    border: 1px solid var(--border);
    border-radius: 20px;
    font-size: 0.75rem;
    color: var(--muted);
    white-space: nowrap;
    cursor: pointer;
    transition: all 0.2s;
}
.pipeline-step:hover { border-color: var(--green); color: var(--text); }
.pipeline-step.active { background: var(--green-dim); border-color: var(--green); color: var(--green); }
.pipeline-step .step-count { font-weight: 600; margin-left: 4px; }

/* ============ RESPONSIVE ============ */
@media (max-width: 900px) {
    .sidebar {
        transform: translateX(-100%);
    }
    .sidebar.open {
        transform: translateX(0);
    }
    .sidebar-toggle { display: block; }
    .main-content { margin-left: 0; }
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
    .two-col { grid-template-columns: 1fr; }
    .inventory-streams { grid-template-columns: 1fr; }
    .kanban { flex-direction: column; }
    .kanban-col { min-width: 100%; }
}

@media (max-width: 600px) {
    .main-content { padding: 16px; }
    .stats-grid { grid-template-columns: 1fr; }
    .form-row { grid-template-columns: 1fr; }
}

/* Mobile toggle button (fixed) */
.mobile-menu-btn {
    display: none;
    position: fixed;
    top: 12px;
    left: 12px;
    z-index: 11;
    background: var(--card);
    border: 1px solid var(--border);
    color: var(--white);
    padding: 8px 12px;
    border-radius: 8px;
    font-size: 1.1rem;
    cursor: pointer;
}

@media (max-width: 900px) {
    .mobile-menu-btn { display: block; }
}

/* ============ ZOHO BANNERS ============ */
.zoho-banner {
    border-radius: 10px;
    padding: 14px 20px;
    margin-bottom: 24px;
    font-size: 0.85rem;
}
.zoho-banner-warning {
    background: var(--amber-dim);
    border: 1px solid rgba(245,166,35,0.3);
}
.zoho-banner-warning strong { color: var(--amber); }
.zoho-banner-connected {
    background: var(--green-dim);
    border: 1px solid rgba(0,212,123,0.2);
}
.zoho-banner-connected strong { color: var(--green); }
.zoho-banner-error {
    background: var(--red-dim);
    border: 1px solid rgba(239,68,68,0.3);
}
.zoho-banner-error strong { color: var(--red); }

/* ============ SETTINGS PAGE ============ */
.settings-status-block {
    display: flex;
    gap: 16px;
    align-items: flex-start;
}
.settings-status-icon {
    font-size: 2rem;
    flex-shrink: 0;
    margin-top: 2px;
}
.settings-status-block h4 {
    font-size: 1rem;
    margin-bottom: 4px;
}
.settings-status-block p {
    font-size: 0.85rem;
    color: var(--text);
    margin-bottom: 4px;
}

.settings-steps {
    margin-top: 16px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}
.settings-step {
    display: flex;
    gap: 14px;
    align-items: flex-start;
}
.step-num {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: var(--green-dim);
    color: var(--green);
    font-family: 'Space Grotesk', sans-serif;
    font-weight: 700;
    font-size: 0.85rem;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    border: 1px solid rgba(0,212,123,0.3);
}
.settings-step strong {
    color: var(--white);
    font-size: 0.9rem;
    display: block;
    margin-bottom: 2px;
}
.settings-step p {
    font-size: 0.8rem;
    color: var(--muted);
    margin: 0;
}

.settings-modules {
    display: flex;
    flex-direction: column;
    gap: 10px;
}
.settings-module-card {
    display: flex;
    align-items: center;
    gap: 14px;
    background: var(--dark);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 14px 18px;
    transition: border-color 0.2s;
}
.settings-module-card:hover { border-color: var(--green); }

.module-icon {
    font-size: 1.5rem;
    flex-shrink: 0;
}
.module-info { flex: 1; }
.module-name {
    font-family: 'Space Grotesk', sans-serif;
    font-weight: 600;
    color: var(--white);
    font-size: 0.9rem;
}
.module-desc {
    font-size: 0.8rem;
    color: var(--muted);
    margin-top: 2px;
}
.module-sync {
    font-size: 0.75rem;
    color: var(--text);
    margin-top: 4px;
}
.module-status {
    font-size: 0.75rem;
    font-weight: 500;
    padding: 4px 10px;
    border-radius: 12px;
    white-space: nowrap;
}
.module-status.status-ok {
    background: var(--green-dim);
    color: var(--green);
}
.module-status.status-pending {
    background: var(--border);
    color: var(--muted);
}

/* Zoho sync activity dot */
.activity-item.zoho_sync .dot { background: var(--green); }