/* Rozealyn Invoices - shared stylesheet
   Neutral, warm, understated. Serif for headings, clean sans for everything else.
*/

/* ---------- Reset & base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
    margin: 0;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    font-size: 15px;
    line-height: 1.55;
    color: #1c1917;
    background: #f5f2ec;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ---------- Design tokens ---------- */
:root {
    --bg:            #f5f2ec;
    --bg-alt:        #efeae0;
    --surface:       #ffffff;
    --surface-hover: #faf8f3;
    --ink:           #1c1917;
    --ink-muted:     #6b645b;
    --ink-soft:      #9a938a;
    --border:        #e5dfd2;
    --border-soft:   #efeae0;
    --accent:        #7c6a56;
    --accent-hover:  #5f5142;
    --accent-soft:   #efe8dc;
    --success:       #5b7c5f;
    --success-soft:  #e6ede4;
    --warning:       #b48a4a;
    --warning-soft:  #f4ecd9;
    --danger:        #a65650;
    --danger-soft:   #f2e0dd;
    --info:          #5b7484;
    --info-soft:     #e2e9ee;
    --shadow-sm:     0 1px 2px rgba(28, 25, 23, 0.04);
    --shadow-md:     0 4px 12px rgba(28, 25, 23, 0.06);
    --shadow-lg:     0 12px 32px rgba(28, 25, 23, 0.08);
    --radius:        6px;
    --radius-lg:     10px;
}

/* ---------- Typography ---------- */
h1, h2, h3, h4, h5, h6 {
    font-family: 'Fraunces', 'Cormorant Garamond', Georgia, serif;
    font-weight: 400;
    color: var(--ink);
    letter-spacing: -0.01em;
    margin: 0 0 0.6em;
    line-height: 1.2;
}
h1 { font-size: 2rem; }
h2 { font-size: 1.55rem; }
h3 { font-size: 1.2rem; }
h4 { font-size: 1rem; letter-spacing: 0.02em; text-transform: uppercase; color: var(--ink-muted); font-family: 'Inter', sans-serif; font-weight: 500; }

p { margin: 0 0 1em; }
a { color: var(--accent); text-decoration: none; transition: color 0.15s ease; }
a:hover { color: var(--accent-hover); text-decoration: underline; text-underline-offset: 3px; }

.muted { color: var(--ink-muted); }
.soft  { color: var(--ink-soft); }
.small { font-size: 0.85rem; }
.tiny  { font-size: 0.75rem; letter-spacing: 0.05em; text-transform: uppercase; }
.mono  { font-family: 'JetBrains Mono', 'Menlo', monospace; font-size: 0.9em; }

/* ---------- Layout skeleton ---------- */
.app {
    display: grid;
    grid-template-columns: 240px 1fr;
    min-height: 100vh;
}

.sidebar {
    background: #ffffff;
    border-right: 1px solid var(--border);
    padding: 32px 20px 24px;
    display: flex;
    flex-direction: column;
    position: sticky;
    top: 0;
    height: 100vh;
    overflow-y: auto;
}
.sidebar .brand {
    font-family: 'Fraunces', serif;
    font-size: 1.5rem;
    letter-spacing: -0.02em;
    color: var(--ink);
    margin-bottom: 6px;
    text-decoration: none;
    display: block;
}
.sidebar .brand:hover { color: var(--ink); text-decoration: none; }
.sidebar .brand-sub {
    font-size: 0.7rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--ink-soft);
    margin-bottom: 40px;
}
.sidebar nav ul {
    list-style: none;
    margin: 0;
    padding: 0;
}
.sidebar nav li { margin-bottom: 2px; }
.sidebar nav a {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 9px 12px;
    color: var(--ink-muted);
    border-radius: var(--radius);
    font-size: 0.92rem;
    transition: all 0.15s ease;
}
.sidebar nav a:hover {
    background: var(--bg-alt);
    color: var(--ink);
    text-decoration: none;
}
.sidebar nav a.active {
    background: var(--accent-soft);
    color: var(--accent-hover);
}
.sidebar nav .nav-section {
    font-size: 0.7rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--ink-soft);
    padding: 20px 12px 8px;
}
.sidebar-foot {
    margin-top: auto;
    padding-top: 24px;
    border-top: 1px solid var(--border-soft);
    font-size: 0.82rem;
    color: var(--ink-muted);
}
.sidebar-foot a { color: var(--ink-muted); }

.main {
    padding: 40px 48px 60px;
    max-width: 1200px;
    width: 100%;
}

.page-head {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 24px;
    margin-bottom: 32px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--border);
}
.page-head h1 { margin: 0; }
.page-head .subtitle { color: var(--ink-muted); margin-top: 4px; }
.page-head-actions { display: flex; gap: 10px; }

/* ---------- Cards & panels ---------- */
.card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 24px;
    box-shadow: var(--shadow-sm);
}
.card + .card { margin-top: 20px; }
.card-head {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin: -4px 0 20px;
}
.card-head h2, .card-head h3 { margin: 0; }

.grid { display: grid; gap: 20px; }
.grid.cols-2 { grid-template-columns: repeat(2, 1fr); }
.grid.cols-3 { grid-template-columns: repeat(3, 1fr); }
.grid.cols-4 { grid-template-columns: repeat(4, 1fr); }

.stat {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 22px 24px;
}
.stat .label {
    font-size: 0.75rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--ink-soft);
    margin-bottom: 8px;
}
.stat .value {
    font-family: 'Fraunces', serif;
    font-size: 1.9rem;
    color: var(--ink);
    line-height: 1.1;
}
.stat .foot {
    margin-top: 6px;
    font-size: 0.85rem;
    color: var(--ink-muted);
}

/* ---------- Forms ---------- */
.form-row { margin-bottom: 18px; }
.form-row.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-row.three-col { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
label {
    display: block;
    font-size: 0.85rem;
    color: var(--ink-muted);
    margin-bottom: 6px;
    font-weight: 500;
}
label .req { color: var(--danger); }

input[type=text],
input[type=email],
input[type=password],
input[type=number],
input[type=date],
input[type=url],
input[type=tel],
select,
textarea {
    width: 100%;
    padding: 10px 12px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    font-family: inherit;
    font-size: 0.95rem;
    color: var(--ink);
    transition: border-color 0.15s ease, box-shadow 0.15s ease;
}
textarea { resize: vertical; min-height: 90px; }
input:focus, select:focus, textarea:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(124, 106, 86, 0.12);
}
input[readonly], input:disabled, textarea:disabled {
    background: var(--bg-alt);
    color: var(--ink-muted);
}
.form-help {
    font-size: 0.8rem;
    color: var(--ink-soft);
    margin-top: 4px;
}
.form-actions {
    display: flex;
    justify-content: flex-end;
    gap: 10px;
    margin-top: 24px;
    padding-top: 20px;
    border-top: 1px solid var(--border-soft);
}

/* ---------- Buttons ---------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 9px 18px;
    border: 1px solid transparent;
    border-radius: var(--radius);
    font-family: inherit;
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.15s ease;
    text-decoration: none;
    line-height: 1.4;
}
.btn:hover { text-decoration: none; }
.btn-primary {
    background: var(--ink);
    color: #fff;
    border-color: var(--ink);
}
.btn-primary:hover { background: #000; color: #fff; }
.btn-secondary {
    background: var(--surface);
    color: var(--ink);
    border-color: var(--border);
}
.btn-secondary:hover { background: var(--bg-alt); color: var(--ink); }
.btn-accent {
    background: var(--accent);
    color: #fff;
    border-color: var(--accent);
}
.btn-accent:hover { background: var(--accent-hover); color: #fff; }
.btn-ghost {
    background: transparent;
    color: var(--ink-muted);
    border-color: transparent;
    padding: 6px 10px;
}
.btn-ghost:hover { background: var(--bg-alt); color: var(--ink); }
.btn-danger {
    background: var(--surface);
    color: var(--danger);
    border-color: var(--danger);
}
.btn-danger:hover { background: var(--danger); color: #fff; }
.btn-sm { padding: 6px 12px; font-size: 0.82rem; }
.btn-lg { padding: 12px 24px; font-size: 1rem; }
.btn-block { display: flex; width: 100%; }

/* ---------- Tables ---------- */
.table-wrap {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}
table.data {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.92rem;
}
table.data thead th {
    text-align: left;
    padding: 14px 18px;
    font-weight: 500;
    color: var(--ink-muted);
    font-size: 0.78rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    background: var(--bg-alt);
    border-bottom: 1px solid var(--border);
}
table.data tbody td {
    padding: 14px 18px;
    border-bottom: 1px solid var(--border-soft);
    color: var(--ink);
    vertical-align: middle;
}
table.data tbody tr:last-child td { border-bottom: none; }
table.data tbody tr:hover { background: var(--surface-hover); }
table.data td.right, table.data th.right { text-align: right; }
table.data td.center, table.data th.center { text-align: center; }
table.data td .btn { margin-right: 4px; }

.table-empty {
    padding: 60px 20px;
    text-align: center;
    color: var(--ink-muted);
}
.table-empty h3 { color: var(--ink); margin-bottom: 6px; }

/* ---------- Badges ---------- */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 3px 10px;
    border-radius: 100px;
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.02em;
    line-height: 1.4;
}
.badge-draft     { background: var(--bg-alt); color: var(--ink-muted); }
.badge-sent      { background: var(--info-soft); color: var(--info); }
.badge-paid      { background: var(--success-soft); color: var(--success); }
.badge-overdue   { background: var(--danger-soft); color: var(--danger); }
.badge-cancelled { background: var(--bg-alt); color: var(--ink-soft); text-decoration: line-through; }
.badge-new       { background: var(--warning-soft); color: var(--warning); }
.badge-in_progress { background: var(--info-soft); color: var(--info); }
.badge-closed    { background: var(--bg-alt); color: var(--ink-muted); }

/* ---------- Flash messages ---------- */
.flash {
    padding: 12px 18px;
    border-radius: var(--radius);
    margin-bottom: 20px;
    font-size: 0.92rem;
    border: 1px solid transparent;
}
.flash-success { background: var(--success-soft); color: var(--success); border-color: rgba(91, 124, 95, 0.2); }
.flash-error   { background: var(--danger-soft); color: var(--danger); border-color: rgba(166, 86, 80, 0.2); }
.flash-info    { background: var(--info-soft); color: var(--info); border-color: rgba(91, 116, 132, 0.2); }
.flash-warning { background: var(--warning-soft); color: var(--warning); border-color: rgba(180, 138, 74, 0.2); }

/* ---------- Login page ---------- */
.auth-shell {
    min-height: 100vh;
    display: grid;
    place-items: center;
    padding: 40px 20px;
    background:
        radial-gradient(1200px 600px at 20% 10%, #ede6d6 0%, transparent 60%),
        radial-gradient(1200px 600px at 100% 100%, #e3dccc 0%, transparent 60%),
        var(--bg);
}
.auth-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 44px 40px;
    width: 100%;
    max-width: 400px;
    box-shadow: var(--shadow-lg);
}
.auth-card .brand {
    font-family: 'Fraunces', serif;
    font-size: 1.9rem;
    margin: 0 0 6px;
    text-align: center;
    letter-spacing: -0.02em;
}
.auth-card .brand-sub {
    text-align: center;
    color: var(--ink-soft);
    font-size: 0.75rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    margin-bottom: 32px;
}

/* ---------- Invoice detail ---------- */
.invoice-doc {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 48px 52px;
    box-shadow: var(--shadow-md);
    max-width: 900px;
    margin: 0 auto;
}
.invoice-doc header {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
    padding-bottom: 32px;
    border-bottom: 1px solid var(--border);
}
.invoice-doc .from {
    font-family: 'Fraunces', serif;
    font-size: 1.8rem;
    color: var(--ink);
    margin-bottom: 8px;
    letter-spacing: -0.02em;
}
.invoice-doc .from-details { font-size: 0.85rem; color: var(--ink-muted); line-height: 1.6; }
.invoice-doc .invoice-meta {
    text-align: right;
}
.invoice-doc .invoice-meta .label {
    font-size: 0.7rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--ink-soft);
}
.invoice-doc .invoice-meta .number {
    font-family: 'Fraunces', serif;
    font-size: 1.6rem;
    color: var(--ink);
    letter-spacing: -0.01em;
    margin-bottom: 12px;
}
.invoice-doc .invoice-meta dl {
    display: grid;
    grid-template-columns: auto auto;
    gap: 4px 16px;
    margin: 0;
    justify-content: end;
    font-size: 0.9rem;
}
.invoice-doc .invoice-meta dt { color: var(--ink-muted); }
.invoice-doc .invoice-meta dd { margin: 0; color: var(--ink); }

.invoice-doc .bill-to {
    margin-bottom: 32px;
}
.invoice-doc .bill-to .label {
    font-size: 0.7rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--ink-soft);
    margin-bottom: 8px;
}
.invoice-doc .bill-to .name {
    font-size: 1.1rem;
    color: var(--ink);
    margin-bottom: 4px;
    font-weight: 500;
}
.invoice-doc .bill-to .details {
    color: var(--ink-muted);
    font-size: 0.9rem;
    line-height: 1.6;
}

.invoice-doc table.items {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 24px;
}
.invoice-doc table.items thead th {
    text-align: left;
    padding: 12px 14px;
    font-size: 0.75rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--ink-muted);
    border-bottom: 1px solid var(--border);
    font-weight: 500;
}
.invoice-doc table.items tbody td {
    padding: 14px;
    border-bottom: 1px solid var(--border-soft);
    vertical-align: top;
}
.invoice-doc table.items .right { text-align: right; }
.invoice-doc table.items .desc-name { color: var(--ink); font-weight: 500; }
.invoice-doc table.items .desc-note { color: var(--ink-muted); font-size: 0.85rem; margin-top: 2px; }

.invoice-totals {
    display: flex;
    justify-content: flex-end;
    margin-top: 12px;
}
.invoice-totals dl {
    width: 320px;
    margin: 0;
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 10px 40px;
    font-size: 0.95rem;
}
.invoice-totals dt { color: var(--ink-muted); }
.invoice-totals dd { margin: 0; text-align: right; }
.invoice-totals .total-row dt,
.invoice-totals .total-row dd {
    font-family: 'Fraunces', serif;
    font-size: 1.35rem;
    color: var(--ink);
    padding-top: 14px;
    border-top: 1px solid var(--border);
}

.invoice-doc footer {
    margin-top: 40px;
    padding-top: 24px;
    border-top: 1px solid var(--border-soft);
    color: var(--ink-muted);
    font-size: 0.88rem;
    line-height: 1.7;
}
.invoice-doc footer h4 {
    font-family: 'Inter', sans-serif;
    font-size: 0.75rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--ink-soft);
    margin-bottom: 6px;
    font-weight: 500;
}

/* ---------- Invoice line item editor ---------- */
.line-items {
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
}
.line-items table {
    width: 100%;
    border-collapse: collapse;
}
.line-items th, .line-items td {
    padding: 10px 12px;
    border-bottom: 1px solid var(--border-soft);
    vertical-align: top;
}
.line-items th {
    background: var(--bg-alt);
    text-align: left;
    font-size: 0.75rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--ink-muted);
    font-weight: 500;
}
.line-items input, .line-items textarea, .line-items select {
    border: 1px solid transparent;
    background: transparent;
    padding: 6px 8px;
}
.line-items input:hover, .line-items textarea:hover, .line-items select:hover {
    border-color: var(--border);
    background: var(--surface);
}
.line-items input:focus, .line-items textarea:focus, .line-items select:focus {
    background: var(--surface);
}
.line-items .col-qty { width: 90px; }
.line-items .col-price { width: 130px; }
.line-items .col-total { width: 130px; text-align: right; font-family: 'Fraunces', serif; }
.line-items .col-act { width: 40px; }
.line-items .btn-remove {
    background: transparent;
    border: none;
    color: var(--ink-soft);
    cursor: pointer;
    padding: 4px 8px;
    border-radius: 4px;
}
.line-items .btn-remove:hover { color: var(--danger); background: var(--danger-soft); }

/* ---------- Messages / threads ---------- */
.thread-msg {
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 16px 20px;
    margin-bottom: 12px;
    background: var(--surface);
}
.thread-msg.from-client { background: var(--bg-alt); }
.thread-msg .who {
    font-size: 0.85rem;
    color: var(--ink-muted);
    margin-bottom: 6px;
    display: flex;
    justify-content: space-between;
}
.thread-msg .who strong { color: var(--ink); font-weight: 500; }
.thread-msg .body {
    color: var(--ink);
    white-space: pre-wrap;
    line-height: 1.6;
}

/* ---------- Utility ---------- */
.mt-0 { margin-top: 0 !important; }
.mt-1 { margin-top: 8px !important; }
.mt-2 { margin-top: 16px !important; }
.mt-3 { margin-top: 24px !important; }
.mt-4 { margin-top: 32px !important; }
.mb-0 { margin-bottom: 0 !important; }
.mb-1 { margin-bottom: 8px !important; }
.mb-2 { margin-bottom: 16px !important; }
.mb-3 { margin-bottom: 24px !important; }
.mb-4 { margin-bottom: 32px !important; }
.text-right { text-align: right; }
.text-center { text-align: center; }
.flex { display: flex; }
.flex-between { display: flex; justify-content: space-between; align-items: center; }
.gap-2 { gap: 16px; }
.hidden { display: none !important; }

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
    .app { grid-template-columns: 1fr; }
    .sidebar {
        position: static;
        height: auto;
        border-right: none;
        border-bottom: 1px solid var(--border);
        padding: 20px;
    }
    .main { padding: 24px 20px 40px; }
    .grid.cols-2, .grid.cols-3, .grid.cols-4 { grid-template-columns: 1fr; }
    .form-row.two-col, .form-row.three-col { grid-template-columns: 1fr; }
    .invoice-doc { padding: 28px 24px; }
    .invoice-doc header { grid-template-columns: 1fr; }
    .invoice-doc .invoice-meta { text-align: left; }
    .invoice-doc .invoice-meta dl { justify-content: start; }
    .page-head { flex-direction: column; align-items: flex-start; }
}

/* ---------- Print (used by invoice PDFs and the printable view) ---------- */
@media print {
    body { background: #fff; }
    .sidebar, .page-head-actions, .no-print { display: none !important; }
    .app { grid-template-columns: 1fr; }
    .main { padding: 0; max-width: none; }
    .invoice-doc { border: none; box-shadow: none; padding: 0; }
}