:root {
    --bg: #f2f4f8;
    --surface: #ffffff;
    --border: #dbe1ea;
    --text: #1c2633;
    --muted: #607085;
    --primary: #005fa3;
    --primary-hover: #004b81;
    --secondary: #eef2f7;
    --danger: #b42318;
    --radius: 10px;
}

* {
    box-sizing: border-box;
}

body.pyt-body,
body.pyt-auth-body {
    margin: 0;
    font-family: "Segoe UI", "Noto Sans", sans-serif;
    background: linear-gradient(160deg, #f4f7fc 0%, #e6edf7 100%);
    color: var(--text);
}

.pyt-topbar {
    position: sticky;
    top: 0;
    z-index: 10;
    display: flex;
    gap: 1rem;
    align-items: center;
    justify-content: space-between;
    background: #0f2438;
    color: #ffffff;
    padding: 0.8rem 1rem;
}

.pyt-brand {
    font-weight: 700;
    letter-spacing: 0.02em;
}

.pyt-nav {
    display: flex;
    gap: 0.8rem;
    flex-wrap: wrap;
}

.pyt-nav a {
    color: #ffffff;
    text-decoration: none;
    opacity: 0.9;
}

.pyt-nav a:hover {
    opacity: 1;
}

.pyt-main {
    max-width: 1280px;
    margin: 0 auto;
    padding: 1rem;
}

.panel {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1rem;
    margin-bottom: 1rem;
    box-shadow: 0 2px 12px rgba(15, 36, 56, 0.06);
}

.panel-header {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 0.5rem;
    margin-bottom: 0.8rem;
}

.panel-header h1,
.panel-header h2 {
    margin: 0;
}

.muted {
    color: var(--muted);
    font-size: 0.92rem;
}

.trip-grid,
.filter-grid {
    display: grid;
    gap: 0.75rem;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

label {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
    font-size: 0.92rem;
}

input,
select,
button {
    font: inherit;
}

input,
select {
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 0.55rem 0.65rem;
    min-height: 2.2rem;
}

input:focus,
select:focus {
    outline: 2px solid rgba(0, 95, 163, 0.35);
    border-color: var(--primary);
}

.form-actions,
.inline-controls,
.quick-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    align-items: end;
}

.form-actions {
    grid-column: 1 / -1;
}

.quick-buttons {
    grid-column: 1 / -1;
}

.btn-primary,
.btn-secondary {
    border: 1px solid transparent;
    border-radius: 8px;
    padding: 0.5rem 0.9rem;
    cursor: pointer;
    white-space: nowrap;
}

.btn-sm {
    padding: 0.28rem 0.55rem;
    font-size: 0.84rem;
}

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

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

.btn-secondary {
    background: var(--secondary);
    color: var(--text);
    border-color: var(--border);
}

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

table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.92rem;
}

th,
td {
    border-bottom: 1px solid var(--border);
    text-align: left;
    padding: 0.5rem;
    vertical-align: top;
}

th {
    background: #f9fbff;
    position: sticky;
    top: 0;
}

.inline-hint {
    color: var(--muted);
    font-size: 0.85rem;
}

.status-message {
    grid-column: 1 / -1;
    min-height: 1.2rem;
    color: #0f7b32;
}

.error-text {
    color: var(--danger) !important;
}

.warning-list {
    grid-column: 1 / -1;
    margin: 0;
    padding-left: 1.1rem;
    color: #8a5a00;
}

.checkbox-label {
    flex-direction: row;
    align-items: center;
    gap: 0.45rem;
}

.pyt-auth-body {
    min-height: 100vh;
    display: grid;
    place-items: center;
    padding: 1rem;
}

.pyt-auth-card {
    width: min(420px, 100%);
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1rem;
    box-shadow: 0 2px 12px rgba(15, 36, 56, 0.1);
}

.pyt-auth-card h1 {
    margin-top: 0;
}

.form-stack {
    display: grid;
    gap: 0.75rem;
}

@media (max-width: 760px) {
    .pyt-topbar {
        flex-wrap: wrap;
    }

    .pyt-nav {
        width: 100%;
    }

    .pyt-main {
        padding: 0.6rem;
    }
}