/* field-app — GitHub-style minimalism.
   Без SPA, без тяжёлых фреймворков. Моно-акценты, чистые таблицы, один акцентный цвет. */

:root {
    --color-bg: #ffffff;
    --color-fg: #1f2328;
    --color-muted: #656d76;
    --color-border: #d1d9e0;
    --color-border-muted: #d8dee4;
    --color-accent: #0969da;
    --color-accent-hover: #0550ae;
    --color-surface: #f6f8fa;
    --color-surface-hover: #eaeef2;
    --color-danger: #cf222e;
    --color-success: #1a7f37;
    --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans", Helvetica, Arial, sans-serif;
    --font-mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;
    --radius: 6px;
    --max-width: 1012px;
}

@media (prefers-color-scheme: dark) {
    :root {
        --color-bg: #0d1117;
        --color-fg: #e6edf3;
        --color-muted: #7d8590;
        --color-border: #30363d;
        --color-border-muted: #21262d;
        --color-accent: #2f81f7;
        --color-accent-hover: #539bf5;
        --color-surface: #161b22;
        --color-surface-hover: #1c2128;
    }
}

* {
    box-sizing: border-box;
}

html, body {
    margin: 0;
    padding: 0;
    background: var(--color-bg);
    color: var(--color-fg);
    font-family: var(--font-sans);
    font-size: 14px;
    line-height: 1.5;
}

.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 16px;
}

/* Header */
.app-header {
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    padding: 12px 0;
}

.app-header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.brand {
    font-weight: 600;
    font-size: 16px;
    color: var(--color-fg);
    text-decoration: none;
}

.nav {
    display: flex;
    gap: 16px;
}

.nav a {
    color: var(--color-fg);
    text-decoration: none;
}

.nav a:hover {
    color: var(--color-accent);
}

/* Main */
main {
    padding: 24px 16px;
    min-height: calc(100vh - 120px);
}

/* Footer */
.app-footer {
    border-top: 1px solid var(--color-border);
    padding: 16px 0;
    background: var(--color-surface);
    text-align: center;
}

/* Typography */
h1, h2, h3, h4 {
    margin: 0 0 16px;
    font-weight: 600;
    line-height: 1.25;
}

h1 { font-size: 24px; }
h2 { font-size: 20px; margin-top: 24px; }
h3 { font-size: 16px; }

p { margin: 0 0 16px; }

.text-muted {
    color: var(--color-muted);
}

code {
    font-family: var(--font-mono);
    font-size: 85%;
    background: var(--color-surface);
    padding: 2px 6px;
    border-radius: var(--radius);
}

hr {
    border: none;
    border-top: 1px solid var(--color-border-muted);
    margin: 24px 0;
}

/* Links */
a {
    color: var(--color-accent);
    text-decoration: none;
}

a:hover {
    color: var(--color-accent-hover);
    text-decoration: underline;
}

/* Cards */
.card {
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 24px;
    margin-bottom: 16px;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 6px 16px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    background: var(--color-surface);
    color: var(--color-fg);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    text-decoration: none;
    transition: background 0.15s;
}

.btn:hover {
    background: var(--color-surface-hover);
    text-decoration: none;
}

.btn-primary {
    background: var(--color-accent);
    color: #ffffff;
    border-color: var(--color-accent);
}

.btn-primary:hover {
    background: var(--color-accent-hover);
    border-color: var(--color-accent-hover);
    color: #ffffff;
}

.btn-danger {
    color: var(--color-danger);
}

/* Forms */
.form-group {
    margin-bottom: 16px;
}

label {
    display: block;
    font-weight: 600;
    margin-bottom: 6px;
}

input[type="text"],
input[type="password"],
input[type="email"],
input[type="number"],
input[type="date"],
input[type="tel"],
textarea,
select {
    width: 100%;
    padding: 6px 12px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    background: var(--color-bg);
    color: var(--color-fg);
    font-family: inherit;
    font-size: 14px;
    line-height: 1.5;
}

input:focus,
textarea:focus,
select:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px rgba(9, 105, 218, 0.3);
}

/* Tables */
table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 16px;
}

th, td {
    text-align: left;
    padding: 8px 12px;
    border-bottom: 1px solid var(--color-border-muted);
}

th {
    background: var(--color-surface);
    font-weight: 600;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-muted);
}

tr:hover {
    background: var(--color-surface);
}

/* Status badges */
.badge {
    display: inline-block;
    padding: 2px 8px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 500;
    line-height: 1.4;
}

.badge-draft     { background: #e5e7eb; color: #374151; }
.badge-submitted { background: #dbeafe; color: #1e40af; }
.badge-approved  { background: #dcfce7; color: #14532d; }
.badge-processed { background: #f3e8ff; color: #6b21a8; }
.badge-cancelled { background: #fee2e2; color: #991b1b; }
.badge-master    { background: #fef3c7; color: #78350f; }
.badge-admin     { background: #ddd6fe; color: #4c1d95; }
.badge-subcontractor { background: #ccfbf1; color: #134e4a; }
.badge-client    { background: #fce7f3; color: #831843; }

/* Login page — центрирование */
.login-box {
    max-width: 420px;
    margin: 48px auto;
}

/* Page header с кнопкой справа */
.page-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 16px;
}

.page-header h1 {
    margin: 0;
}

/* Inline form (для logout / toggle-active кнопок-ссылок) */
.inline-form {
    display: inline;
    margin: 0;
    padding: 0;
}

.btn-link {
    background: none;
    border: none;
    color: var(--color-accent);
    padding: 0;
    font: inherit;
    cursor: pointer;
    text-decoration: none;
}

.btn-link:hover {
    text-decoration: underline;
    color: var(--color-accent-hover);
}

/* Stats grid на dashboard */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}

.stat-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 16px;
    text-align: center;
}

.stat-value {
    font-size: 32px;
    font-weight: 600;
    line-height: 1;
    margin-bottom: 4px;
}

.stat-label {
    font-size: 12px;
    color: var(--color-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* Card grid (для списка объектов мастера) */
.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 16px;
}

.card-grid .card {
    margin-bottom: 0;
}

/* Nav — spacing для logout формы */
.nav {
    align-items: center;
}

.nav .inline-form {
    display: inline-flex;
}

small {
    display: block;
    margin-top: 4px;
    font-size: 12px;
}

/* Form rows — горизонтальная группа полей */
.form-row {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.form-row .form-group {
    min-width: 180px;
}

/* Repeatable rows в форме отчёта */
.row-item {
    display: flex;
    gap: 8px;
    align-items: flex-end;
    padding: 8px 0;
    border-bottom: 1px solid var(--color-border-muted);
}

.row-item:last-of-type {
    border-bottom: none;
    margin-bottom: 8px;
}

.row-item .form-group {
    margin-bottom: 0;
}

.row-controls {
    padding-bottom: 6px;
    white-space: nowrap;
}

.row-controls .btn-link {
    font-size: 18px;
    padding: 4px 8px;
}

/* Form actions — кнопки снизу формы */
.form-actions {
    margin-top: 24px;
    padding-top: 16px;
    border-top: 1px solid var(--color-border-muted);
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

/* Photo grid — превью фото */
.photo-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    gap: 12px;
    margin-bottom: 16px;
}

.photo-thumb {
    display: block;
    text-decoration: none;
    color: var(--color-muted);
    font-size: 11px;
}

.photo-thumb img {
    width: 100%;
    aspect-ratio: 1;
    object-fit: cover;
    border-radius: var(--radius);
    border: 1px solid var(--color-border);
    display: block;
    margin-bottom: 4px;
}

.photo-thumb:hover img {
    border-color: var(--color-accent);
}

/* Mobile — form-row в колонку */
@media (max-width: 640px) {
    .row-item {
        flex-direction: column;
        align-items: stretch;
        gap: 4px;
    }
    .row-controls {
        text-align: right;
        padding-bottom: 0;
    }
}

/* Lists */
ul, ol {
    padding-left: 24px;
}

li {
    margin-bottom: 4px;
}

/* Alerts */
.alert {
    padding: 12px 16px;
    border-radius: var(--radius);
    margin-bottom: 16px;
    border: 1px solid;
}

.alert-error {
    background: #ffebe9;
    border-color: #ffaeb0;
    color: var(--color-danger);
}

.alert-success {
    background: #dafbe1;
    border-color: #a6e9b6;
    color: var(--color-success);
}

/* Responsive */
@media (max-width: 640px) {
    .app-header .container {
        flex-direction: column;
        gap: 8px;
    }
    main { padding: 16px; }
    .card { padding: 16px; }
}