:root {
    --bg: #f4f1ec;
    --paper: #fffdf8;
    --ink: #1f1a14;
    --muted: #6f6255;
    --line: #d8cec1;
    --accent: #0f766e;
    --accent-strong: #0b5f58;
    --danger: #b42318;
    --danger-strong: #8f1d13;
    --ok-bg: #e6f7f3;
    --ok-fg: #0b5f58;
    --err-bg: #fbe9e8;
    --err-fg: #8f1d13;
    --radius: 12px;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: "Segoe UI", "Trebuchet MS", sans-serif;
    color: var(--ink);
    background:
        radial-gradient(circle at 0 0, #efe3d2 0, transparent 44%),
        radial-gradient(circle at 100% 100%, #d6ebe7 0, transparent 38%),
        var(--bg);
}

a {
    color: var(--accent-strong);
}

.topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 14px 20px;
    border-bottom: 1px solid var(--line);
    background: rgba(255, 255, 255, 0.82);
    backdrop-filter: blur(4px);
    position: sticky;
    top: 0;
}

.brand {
    font-size: 1.2rem;
    font-weight: 700;
}

.topbar nav {
    display: flex;
    gap: 14px;
}

.container {
    max-width: 1100px;
    margin: 22px auto;
    padding: 0 14px;
    display: grid;
    gap: 16px;
}

.card {
    background: var(--paper);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 16px;
    box-shadow: 0 8px 24px rgba(56, 40, 21, 0.05);
}

h1,
h2 {
    margin-top: 0;
}

.grid-form,
.filters,
.stack {
    display: grid;
    gap: 12px;
}

label {
    display: grid;
    gap: 6px;
    font-weight: 600;
}

input,
select,
button,
.button-alt {
    border: 1px solid var(--line);
    border-radius: 10px;
    padding: 10px 12px;
    font: inherit;
}

button,
.button-alt {
    background: var(--accent);
    color: #fff;
    cursor: pointer;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

button:hover,
.button-alt:hover {
    background: var(--accent-strong);
}

.button-alt {
    background: #5f7c88;
}

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

.danger:hover {
    background: var(--danger-strong);
}

.actions-row {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.inline-form {
    display: flex;
    gap: 8px;
    align-items: center;
    flex-wrap: wrap;
}

.row-item {
    display: flex;
    gap: 10px;
    align-items: center;
    justify-content: space-between;
    border: 1px solid var(--line);
    border-radius: 10px;
    padding: 10px;
    background: #fff;
}

.grow {
    flex: 1;
}

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

table {
    width: 100%;
    border-collapse: collapse;
}

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

.logo-preview {
    width: 90px;
    height: 50px;
    object-fit: contain;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: #fff;
}

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

.actions-cell form {
    margin: 0;
}

.alert {
    border-radius: 10px;
    padding: 10px 12px;
    margin-bottom: 14px;
    font-weight: 600;
}

.alert.success {
    background: var(--ok-bg);
    color: var(--ok-fg);
    border: 1px solid #bfe9de;
}

.alert.error {
    background: var(--err-bg);
    color: var(--err-fg);
    border: 1px solid #f4cac7;
}

.login-page {
    min-height: 100vh;
    display: grid;
    place-items: center;
    padding: 14px;
}

.login-card {
    width: 100%;
    max-width: 420px;
    background: var(--paper);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 22px;
    box-shadow: 0 16px 36px rgba(44, 33, 20, 0.1);
}

@media (max-width: 760px) {
    .topbar {
        flex-direction: column;
        align-items: flex-start;
    }

    .topbar nav {
        width: 100%;
        flex-wrap: wrap;
    }

    .row-item {
        flex-direction: column;
        align-items: stretch;
    }

    .actions-cell {
        min-width: 220px;
    }
}