@import url('https://fonts.googleapis.com/css2?family=DM+Mono:ital,wght@0,300;0,400;0,500;1,300&family=DM+Sans:wght@300;400;500;600&display=swap');

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

:root {
    --bg: #0d0d0d;
    --surface: #161616;
    --surface2: #1e1e1e;
    --border: #2a2a2a;
    --border2: #333;
    --text: #e8e8e8;
    --muted: #666;
    --muted2: #999;
    --accent: #e8ff47;
    --accent-dim: rgba(232, 255, 71, 0.10);
    --accent-border: rgba(232, 255, 71, 0.25);
    --danger: #ff4444;
    --danger-dim: rgba(255, 68, 68, 0.10);
    --info: #2563eb;
    --info-dim: rgba(37, 99, 235, 0.12);
    --warn: #f59e0b;
    --warn-dim: rgba(245, 158, 11, 0.10);
    --success: #22c55e;
    --success-dim: rgba(34, 197, 94, 0.10);
    --tip-bg: #1e1e1e;
    --tip-text: #f0f0f0;
    --tip-border: #333;
    --radius: 70px;
    --radius1: 15px;
    --radius2: 10px;
    --nav-w: 240px;
}

html { font-size: 15px; }

body {
    background: var(--bg);
    color: var(--text);
    font-family: 'DM Sans', sans-serif;
    min-height: 100vh;
    line-height: 1.6;
}

/* ─── LAYOUT ─────────────────────────────────────────────────────────────── */

.app-shell {
    display: flex;
    min-height: 100vh;
}

.sidebar {
    width: var(--nav-w);
    background: var(--surface);
    border-right: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0;
    left: 0;
    height: 100vh;
    overflow-y: auto;
    z-index: 100;
}

.sidebar-logo {
    padding: 1.5rem 1.4rem 1.2rem;
    border-bottom: 1px solid var(--border);
}

.sidebar-logo .wordmark {
    font-family: 'DM Mono', monospace;
    font-size: 1rem;
    font-weight: 500;
    color: var(--accent);
    letter-spacing: .06em;
    display: block;
}

.sidebar-logo .tagline {
    font-size: .65rem;
    color: var(--muted);
    letter-spacing: .15em;
    text-transform: uppercase;
    display: block;
    margin-top: 2px;
}

.nav-group {
    padding: .75rem 0;
    border-bottom: 1px solid var(--border);
}

.nav-group-label {
    font-family: 'DM Mono', monospace;
    font-size: .6rem;
    letter-spacing: .2em;
    text-transform: uppercase;
    color: var(--muted);
    padding: .4rem 1.4rem .6rem;
    display: block;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: .7rem;
    padding: .55rem 1.4rem;
    color: var(--muted2);
    text-decoration: none;
    font-size: .88rem;
    font-weight: 400;
    transition: color .15s, background .15s;
    border-radius: 0;
    position: relative;
}

.nav-link .nav-icon {
    font-size: 1rem;
    width: 18px;
    text-align: center;
    flex-shrink: 0;
}

.nav-link:hover {
    color: var(--text);
    background: rgba(255,255,255,.04);
}

.nav-link.active {
    color: var(--accent);
    background: var(--accent-dim);
}

.nav-link.active::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--accent);
    border-radius: 0 2px 2px 0;
}

.sidebar-footer {
    margin-top: auto;
    padding: 1rem 1.4rem;
    border-top: 1px solid var(--border);
}

.user-chip {
    display: flex;
    align-items: center;
    gap: .7rem;
}

.user-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--accent-dim);
    border: 1px solid var(--accent-border);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: 'DM Mono', monospace;
    font-size: .75rem;
    color: var(--accent);
    flex-shrink: 0;
}

.user-info { min-width: 0; }

.user-name {
    font-size: .82rem;
    font-weight: 500;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.user-role {
    font-family: 'DM Mono', monospace;
    font-size: .6rem;
    color: var(--muted);
    text-transform: uppercase;
    letter-spacing: .12em;
}

.main-content {
    margin-left: var(--nav-w);
    flex: 1;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

.topbar {
    background: var(--surface);
    border-bottom: 1px solid var(--border);
    padding: .9rem 2rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: sticky;
    top: 0;
    z-index: 50;
}

.page-title {
    font-family: 'DM Mono', monospace;
    font-size: .95rem;
    font-weight: 400;
    color: var(--text);
    letter-spacing: .04em;
}

.page-title .breadcrumb {
    font-size: .75rem;
    color: var(--muted);
    margin-bottom: .15rem;
    letter-spacing: .08em;
}

.topbar-actions {
    display: flex;
    align-items: center;
    gap: .75rem;
}

.content-area {
    padding: 2rem;
    flex: 1;
}

/* ─── BUTTONS ────────────────────────────────────────────────────────────── */

.btn {
    display: inline-flex;
    align-items: center;
    gap: .5rem;
    padding: 9px 20px;
    border-radius: var(--radius);
    font-family: 'DM Sans', sans-serif;
    font-size: .84rem;
    font-weight: 500;
    border: 1px solid var(--border2);
    background: var(--surface2);
    color: var(--text);
    cursor: pointer;
    text-decoration: none;
    transition: border-color .15s, background .15s, border-radius .15s, color .15s;
    white-space: nowrap;
}

.btn:hover {
    border-color: var(--muted);
    background: var(--border2);
    border-radius: var(--radius1);
}

.btn-primary {
    background: var(--accent);
    color: #0d0d0d;
    border-color: var(--accent);
    font-weight: 600;
}

.btn-primary:hover {
    background: #d4eb3f;
    border-color: #d4eb3f;
    color: #0d0d0d;
}

.btn-danger {
    background: var(--danger-dim);
    color: var(--danger);
    border-color: rgba(255,68,68,.3);
}

.btn-danger:hover {
    background: var(--danger);
    color: #fff;
    border-color: var(--danger);
}

.btn-ghost {
    background: transparent;
    border-color: transparent;
    color: var(--muted2);
}

.btn-ghost:hover {
    background: rgba(255,255,255,.05);
    border-color: var(--border);
    color: var(--text);
}

.btn-sm {
    padding: 5px 13px;
    font-size: .78rem;
}

.btn-icon {
    padding: 8px;
    width: 36px;
    height: 36px;
    justify-content: center;
}

/* ─── TOOLTIP SYSTEM (from uploaded CSS) ─────────────────────────────────── */

[data-tip] {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: default;
}

[data-tip]::before {
    content: attr(data-tip);
    position: absolute;
    background: var(--tip-bg);
    color: var(--tip-text);
    font-family: 'DM Mono', monospace;
    font-size: .72rem;
    font-weight: 400;
    white-space: nowrap;
    padding: 6px 12px;
    border-radius: var(--radius1);
    border: 1px solid var(--tip-border);
    pointer-events: none;
    opacity: 0;
    transform: translateY(4px);
    transition: opacity .18s ease, transform .18s ease;
    z-index: 200;
    box-shadow: 0 8px 24px rgba(0,0,0,.5);
}

[data-tip]::after {
    content: '';
    position: absolute;
    pointer-events: none;
    opacity: 0;
    transition: opacity .18s ease, transform .18s ease;
    z-index: 201;
    width: 0;
    height: 0;
}

[data-tip]:hover::before, [data-tip]:focus::before,
[data-tip]:hover::after,  [data-tip]:focus::after {
    opacity: 1;
    transform: translateY(0);
}

[data-tip]:not([data-pos])::before,
[data-tip][data-pos="top"]::before {
    bottom: calc(100% + 10px);
    left: 50%;
    transform: translateX(-50%) translateY(4px);
}

[data-tip]:not([data-pos]):hover::before,
[data-tip]:not([data-pos]):focus::before,
[data-tip][data-pos="top"]:hover::before,
[data-tip][data-pos="top"]:focus::before {
    transform: translateX(-50%) translateY(0);
}

[data-tip]:not([data-pos])::after,
[data-tip][data-pos="top"]::after {
    bottom: calc(100% + 4px);
    left: 50%;
    transform: translateX(-50%) translateY(4px);
    border-left: 6px solid transparent;
    border-right: 6px solid transparent;
    border-top: 6px solid var(--tip-border);
}

[data-tip]:not([data-pos]):hover::after,
[data-tip]:not([data-pos]):focus::after,
[data-tip][data-pos="top"]:hover::after,
[data-tip][data-pos="top"]:focus::after {
    transform: translateX(-50%) translateY(0);
}

[data-tip][data-pos="bottom"]::before {
    top: calc(100% + 10px);
    left: 50%;
    transform: translateX(-50%) translateY(-4px);
}

[data-tip][data-pos="bottom"]:hover::before,
[data-tip][data-pos="bottom"]:focus::before {
    transform: translateX(-50%) translateY(0);
}

[data-tip][data-pos="bottom"]::after {
    top: calc(100% + 4px);
    left: 50%;
    transform: translateX(-50%) translateY(-4px);
    border-left: 6px solid transparent;
    border-right: 6px solid transparent;
    border-bottom: 6px solid var(--tip-border);
}

[data-tip][data-pos="bottom"]:hover::after,
[data-tip][data-pos="bottom"]:focus::after {
    transform: translateX(-50%) translateY(0);
}

[data-tip][data-variant="accent"]::before {
    background: var(--accent);
    color: #0d0d0d;
    border-color: var(--accent);
    font-weight: 500;
}

[data-tip][data-variant="danger"]::before {
    background: #ff4444;
    color: #fff;
    border-color: #ff4444;
}

/* ─── CARDS & PANELS ─────────────────────────────────────────────────────── */

.card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius1);
    overflow: hidden;
}

.card-header {
    padding: 1.1rem 1.4rem;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.card-title {
    font-family: 'DM Mono', monospace;
    font-size: .8rem;
    letter-spacing: .12em;
    text-transform: uppercase;
    color: var(--muted2);
}

.card-body { padding: 1.4rem; }

/* ─── STAT CARDS ─────────────────────────────────────────────────────────── */

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 1rem;
    margin-bottom: 1.75rem;
}

.stat-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius1);
    padding: 1.25rem 1.4rem;
    transition: border-color .2s;
}

.stat-card:hover { border-color: var(--border2); }

.stat-label {
    font-family: 'DM Mono', monospace;
    font-size: .62rem;
    letter-spacing: .18em;
    text-transform: uppercase;
    color: var(--muted);
    margin-bottom: .5rem;
}

.stat-value {
    font-size: 2rem;
    font-weight: 600;
    line-height: 1;
    color: var(--text);
}

.stat-value.accent { color: var(--accent); }

.stat-sub {
    font-size: .75rem;
    color: var(--muted);
    margin-top: .4rem;
}

/* ─── TABLES ─────────────────────────────────────────────────────────────── */

.table-wrap {
    overflow-x: auto;
    border-radius: var(--radius1);
    border: 1px solid var(--border);
}

table {
    width: 100%;
    border-collapse: collapse;
    font-size: .88rem;
}

thead th {
    background: var(--surface2);
    padding: .7rem 1rem;
    text-align: left;
    font-family: 'DM Mono', monospace;
    font-size: .62rem;
    letter-spacing: .18em;
    text-transform: uppercase;
    color: var(--muted);
    border-bottom: 1px solid var(--border);
    white-space: nowrap;
}

tbody tr {
    border-bottom: 1px solid var(--border);
    transition: background .12s;
}

tbody tr:last-child { border-bottom: none; }

tbody tr:hover { background: rgba(255,255,255,.025); }

tbody td {
    padding: .75rem 1rem;
    color: var(--text);
    vertical-align: middle;
}

.td-muted { color: var(--muted2); font-size: .82rem; }

/* ─── FORMS ──────────────────────────────────────────────────────────────── */

.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem 1.25rem;
}

.form-grid.cols-3 { grid-template-columns: 1fr 1fr 1fr; }
.form-grid.cols-1 { grid-template-columns: 1fr; }

.form-group { display: flex; flex-direction: column; gap: .35rem; }

.form-group.span-2 { grid-column: span 2; }
.form-group.span-3 { grid-column: span 3; }

label {
    font-family: 'DM Mono', monospace;
    font-size: .65rem;
    letter-spacing: .16em;
    text-transform: uppercase;
    color: var(--muted2);
}

input[type="text"],
input[type="email"],
input[type="tel"],
input[type="number"],
input[type="date"],
input[type="password"],
select,
textarea {
    background: var(--surface2);
    border: 1px solid var(--border2);
    border-radius: var(--radius2);
    padding: .6rem .85rem;
    color: var(--text);
    font-family: 'DM Sans', sans-serif;
    font-size: .88rem;
    transition: border-color .15s, box-shadow .15s;
    width: 100%;
    appearance: none;
    -webkit-appearance: none;
}

input:focus, select:focus, textarea:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-dim);
}

select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23666' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right .85rem center;
    padding-right: 2.2rem;
}

textarea { resize: vertical; min-height: 90px; }

.field-hint {
    font-size: .72rem;
    color: var(--muted);
    margin-top: .1rem;
}

/* Billing toggle row */
.billing-mode {
    display: flex;
    gap: .5rem;
    align-items: center;
}

.billing-mode input[type="radio"] { display: none; }

.billing-mode label {
    padding: 6px 16px;
    border-radius: var(--radius);
    border: 1px solid var(--border2);
    background: var(--surface2);
    color: var(--muted2);
    cursor: pointer;
    font-family: 'DM Sans', sans-serif;
    font-size: .82rem;
    font-weight: 500;
    letter-spacing: 0;
    text-transform: none;
    transition: .15s;
}

.billing-mode input[type="radio"]:checked + label {
    background: var(--accent-dim);
    border-color: var(--accent-border);
    color: var(--accent);
}

/* No-cost toggle */
.toggle-group {
    display: flex;
    align-items: center;
    gap: .75rem;
}

.toggle-switch {
    position: relative;
    width: 40px;
    height: 22px;
    flex-shrink: 0;
}

.toggle-switch input { display: none; }

.toggle-track {
    position: absolute;
    inset: 0;
    background: var(--border2);
    border-radius: 99px;
    cursor: pointer;
    transition: background .2s;
}

.toggle-track::after {
    content: '';
    position: absolute;
    top: 3px;
    left: 3px;
    width: 16px;
    height: 16px;
    background: #fff;
    border-radius: 50%;
    transition: transform .2s;
}

.toggle-switch input:checked ~ .toggle-track {
    background: var(--accent);
}

.toggle-switch input:checked ~ .toggle-track::after {
    transform: translateX(18px);
    background: #0d0d0d;
}

.toggle-label {
    font-size: .88rem;
    color: var(--muted2);
    cursor: pointer;
}

/* Computed total display */
.billing-total {
    background: var(--surface2);
    border: 1px solid var(--accent-border);
    border-radius: var(--radius2);
    padding: .8rem 1rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.billing-total .total-label {
    font-family: 'DM Mono', monospace;
    font-size: .7rem;
    letter-spacing: .12em;
    text-transform: uppercase;
    color: var(--muted);
}

.billing-total .total-value {
    font-family: 'DM Mono', monospace;
    font-size: 1.3rem;
    font-weight: 500;
    color: var(--accent);
}

/* ─── BADGES / PILLS ─────────────────────────────────────────────────────── */

.badge {
    display: inline-flex;
    align-items: center;
    padding: 3px 10px;
    border-radius: 99px;
    font-family: 'DM Mono', monospace;
    font-size: .64rem;
    font-weight: 500;
    letter-spacing: .1em;
    text-transform: uppercase;
    white-space: nowrap;
}

.badge-open      { background: var(--info-dim);    color: #60a5fa; border: 1px solid rgba(37,99,235,.25); }
.badge-in_progress { background: var(--warn-dim);  color: var(--warn); border: 1px solid rgba(245,158,11,.25); }
.badge-on_hold   { background: rgba(100,100,100,.1); color: var(--muted2); border: 1px solid rgba(100,100,100,.2); }
.badge-closed    { background: var(--success-dim); color: var(--success); border: 1px solid rgba(34,197,94,.2); }

.badge-low       { background: rgba(100,100,100,.1); color: var(--muted2); border: 1px solid var(--border); }
.badge-normal    { background: var(--info-dim);    color: #60a5fa; border: 1px solid rgba(37,99,235,.2); }
.badge-high      { background: var(--warn-dim);    color: var(--warn); border: 1px solid rgba(245,158,11,.2); }
.badge-urgent    { background: var(--danger-dim);  color: var(--danger); border: 1px solid rgba(255,68,68,.25); }

/* ─── FLASH MESSAGES ─────────────────────────────────────────────────────── */

.flash {
    padding: .85rem 1.2rem;
    border-radius: var(--radius2);
    font-size: .875rem;
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: .6rem;
}

.flash-success { background: var(--success-dim); border: 1px solid rgba(34,197,94,.25); color: var(--success); }
.flash-error   { background: var(--danger-dim);  border: 1px solid rgba(255,68,68,.25);  color: var(--danger); }
.flash-info    { background: var(--info-dim);    border: 1px solid rgba(37,99,235,.25);  color: #60a5fa; }

/* ─── SEARCH / FILTERS ───────────────────────────────────────────────────── */

.filter-bar {
    display: flex;
    align-items: center;
    gap: .75rem;
    margin-bottom: 1.25rem;
    flex-wrap: wrap;
}

.search-input-wrap {
    position: relative;
    flex: 1;
    min-width: 200px;
    max-width: 340px;
}

.search-input-wrap input {
    padding-left: 2.4rem;
}

.search-icon {
    position: absolute;
    left: .8rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--muted);
    font-size: .9rem;
    pointer-events: none;
}

/* ─── NOTES / ACTIVITY ───────────────────────────────────────────────────── */

.note-item {
    padding: .85rem 0;
    border-bottom: 1px solid var(--border);
}

.note-item:last-child { border-bottom: none; }

.note-meta {
    display: flex;
    align-items: center;
    gap: .6rem;
    margin-bottom: .35rem;
}

.note-author {
    font-size: .82rem;
    font-weight: 500;
    color: var(--text);
}

.note-time {
    font-family: 'DM Mono', monospace;
    font-size: .68rem;
    color: var(--muted);
}

.note-body {
    font-size: .88rem;
    color: var(--muted2);
    line-height: 1.65;
    white-space: pre-wrap;
}

/* ─── SECTION DIVIDERS ───────────────────────────────────────────────────── */

.section-sep {
    font-family: 'DM Mono', monospace;
    font-size: .62rem;
    letter-spacing: .18em;
    text-transform: uppercase;
    color: var(--muted);
    border-bottom: 1px solid var(--border);
    padding-bottom: .5rem;
    margin-bottom: 1.25rem;
}

/* ─── LOGIN PAGE ─────────────────────────────────────────────────────────── */

.login-page {
    background: var(--bg);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
}

.login-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius1);
    padding: 2.5rem 2.25rem;
    width: 100%;
    max-width: 380px;
}

.login-logo {
    font-family: 'DM Mono', monospace;
    font-size: 1.25rem;
    font-weight: 500;
    color: var(--accent);
    letter-spacing: .06em;
    margin-bottom: .35rem;
}

.login-sub {
    font-size: .78rem;
    color: var(--muted);
    margin-bottom: 2rem;
    letter-spacing: .06em;
}

/* ─── CUSTOMER HEADER ────────────────────────────────────────────────────── */

.customer-header {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius1);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 1rem;
    flex-wrap: wrap;
}

.customer-name {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: .25rem;
}

.customer-meta {
    font-size: .82rem;
    color: var(--muted2);
    display: flex;
    flex-wrap: wrap;
    gap: .5rem 1.2rem;
}

/* ─── EMPTY STATE ────────────────────────────────────────────────────────── */

.empty-state {
    text-align: center;
    padding: 3rem 1rem;
    color: var(--muted);
}

.empty-state .empty-icon {
    font-size: 2.5rem;
    margin-bottom: .75rem;
    opacity: .4;
}

.empty-state p {
    font-size: .88rem;
}

/* ─── MISC ───────────────────────────────────────────────────────────────── */

.text-accent  { color: var(--accent); }
.text-muted   { color: var(--muted2); }
.text-danger  { color: var(--danger); }
.text-success { color: var(--success); }
.mono         { font-family: 'DM Mono', monospace; }
.right        { text-align: right; }
.gap-actions  { display: flex; gap: .5rem; align-items: center; }

@media (max-width: 768px) {
    .sidebar { transform: translateX(-100%); }
    .main-content { margin-left: 0; }
    .form-grid { grid-template-columns: 1fr; }
    .form-grid.cols-3 { grid-template-columns: 1fr; }
    .form-group.span-2, .form-group.span-3 { grid-column: span 1; }
    .content-area { padding: 1rem; }
}