:root {
    --bg: #e8efe6;
    --bg-accent: #d5e2d1;
    --panel: #f7faf6;
    --ink: #1c2a22;
    --muted: #5a6b60;
    --line: #c5d3c4;
    --primary: #2f6b4f;
    --primary-dark: #24553e;
    --danger: #9b3b2f;
    --warn: #8a6a1f;
    --shadow: 0 18px 40px rgba(28, 42, 34, 0.12);
    --radius: 14px;
    --font: "Segoe UI", "PT Sans", "Helvetica Neue", sans-serif;
}

* {
    box-sizing: border-box;
}

html, body {
    margin: 0;
    min-height: 100%;
    font-family: var(--font);
    color: var(--ink);
    background:
        radial-gradient(circle at 12% 10%, rgba(47, 107, 79, 0.12), transparent 40%),
        radial-gradient(circle at 88% 0%, rgba(138, 106, 31, 0.1), transparent 35%),
        linear-gradient(160deg, var(--bg), var(--bg-accent));
}

body {
    padding: 28px 20px 48px;
}

.app {
    width: min(1180px, 100%);
    margin: 0 auto;
    display: grid;
    gap: 20px;
}

.header {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    gap: 16px;
    flex-wrap: wrap;
}

.eyebrow {
    margin: 0 0 4px;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-size: 12px;
    color: var(--muted);
}

.header h1 {
    margin: 0;
    font-size: clamp(1.6rem, 2.5vw, 2.1rem);
    font-weight: 700;
}

.header-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.panel {
    background: var(--panel);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 18px;
}

.panel-head {
    margin-bottom: 14px;
}

.panel-head h2 {
    margin: 0 0 4px;
    font-size: 1.2rem;
}

.panel-head p,
.filters label,
.form label,
.dir-list,
.calc-box,
.totals {
    color: var(--muted);
}

.panel-head p {
    margin: 0;
    font-size: 0.95rem;
}

.filters {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 12px;
}

.filters label,
.form label {
    display: grid;
    gap: 6px;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--ink);
}

.filters select,
.form input,
.form select,
.inline-form input {
    width: 100%;
    min-width: 180px;
    border: 1px solid var(--line);
    border-radius: 10px;
    padding: 10px 12px;
    font: inherit;
    background: #fff;
    color: var(--ink);
}

.filters select {
    min-width: 220px;
}

.table-wrap {
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
    min-width: 720px;
}

th, td {
    text-align: left;
    padding: 10px 8px;
    border-bottom: 1px solid var(--line);
    vertical-align: middle;
    font-size: 0.95rem;
}

th {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--muted);
    font-weight: 700;
}

td.num, th.num {
    text-align: right;
    font-variant-numeric: tabular-nums;
}

.btn {
    border: 0;
    border-radius: 10px;
    padding: 10px 14px;
    font: inherit;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.15s ease, background 0.15s ease;
}

.btn:hover {
    transform: translateY(-1px);
}

.btn:active {
    transform: translateY(0);
}

.btn-primary {
    background: var(--primary);
    color: #fff;
}

.btn-primary:hover {
    background: var(--primary-dark);
}

.btn-secondary {
    background: #fff;
    color: var(--ink);
    border: 1px solid var(--line);
}

.btn-sm {
    padding: 8px 10px;
    font-size: 0.9rem;
}

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

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

.fact-input {
    width: 110px;
    border: 1px solid var(--line);
    border-radius: 8px;
    padding: 6px 8px;
    font: inherit;
    text-align: right;
    background: #fff;
}

.fact-input:focus {
    outline: 2px solid rgba(47, 107, 79, 0.35);
    border-color: var(--primary);
}

.totals {
    margin-top: 12px;
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    font-weight: 600;
    color: var(--ink);
}

.modal[hidden] {
    display: none;
}

.modal {
    position: fixed;
    inset: 0;
    z-index: 40;
    display: grid;
    place-items: center;
    padding: 16px;
}

.modal-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(20, 30, 24, 0.45);
}

.modal-card {
    position: relative;
    width: min(520px, 100%);
    background: #fff;
    border-radius: 16px;
    border: 1px solid var(--line);
    box-shadow: var(--shadow);
    padding: 18px;
    max-height: calc(100vh - 32px);
    overflow: auto;
    animation: rise 0.2s ease;
}

.modal-wide {
    width: min(860px, 100%);
}

@keyframes rise {
    from {
        opacity: 0;
        transform: translateY(10px) scale(0.98);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.modal-head {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 14px;
}

.modal-head h3 {
    margin: 0;
}

.icon-btn {
    width: 36px;
    height: 36px;
    border: 0;
    border-radius: 50%;
    background: var(--bg);
    font-size: 1.4rem;
    line-height: 1;
    cursor: pointer;
    color: var(--ink);
}

.form {
    display: grid;
    gap: 12px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

.form-actions {
    display: flex;
    justify-content: flex-end;
    gap: 8px;
    margin-top: 4px;
}

.calc-box {
    background: #eef5ec;
    border: 1px dashed var(--line);
    border-radius: 10px;
    padding: 12px;
    color: var(--ink);
    font-size: 0.95rem;
}

.dirs-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.dirs-grid h4 {
    margin: 0 0 10px;
}

.inline-form {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 8px;
    margin-bottom: 12px;
}

#form-work-type {
    grid-template-columns: 1fr 90px auto;
}

.dir-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    gap: 8px;
}

.dir-list li {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 8px;
    padding: 10px 12px;
    background: var(--bg);
    border-radius: 10px;
    color: var(--ink);
}

.dir-actions {
    display: flex;
    gap: 8px;
    flex-shrink: 0;
}

.toast {
    position: fixed;
    left: 50%;
    bottom: 24px;
    transform: translateX(-50%);
    background: var(--ink);
    color: #fff;
    padding: 12px 16px;
    border-radius: 999px;
    z-index: 50;
    box-shadow: var(--shadow);
    animation: rise 0.2s ease;
}

.toast.error {
    background: var(--danger);
}

.empty {
    color: var(--muted);
    padding: 16px 8px;
}

@media (max-width: 800px) {
    .form-row,
    .dirs-grid {
        grid-template-columns: 1fr;
    }

    #form-work-type,
    .inline-form {
        grid-template-columns: 1fr;
    }

    .header-actions {
        width: 100%;
    }

    .header-actions .btn {
        flex: 1 1 auto;
    }
}