@import url("https://fonts.googleapis.com/css2?family=Lato:wght@400;700;900&display=swap");

:root {
    --esp-bg: #1f1f1f;
    --esp-surface: #2a2a2a;
    --esp-red: #dc2626;
    --esp-red-dark: #b91c1c;
    --esp-text: rgba(255, 255, 255, 0.8);
    --esp-text-strong: #ffffff;
    --esp-border: #3a3a3a;
}

body {
    font-family: "Lato", system-ui, sans-serif;
    margin: 0;
    background: var(--esp-bg);
    color: var(--esp-text);
}

nav {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem 1.25rem;
    align-items: center;
    padding: 0.75rem 1.5rem;
    background: #141414;
    border-bottom: 2px solid var(--esp-red);
}

nav .brand {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-right: 0.75rem;
}

nav .brand img {
    height: 32px;
    width: 32px;
}

nav .brand span {
    color: var(--esp-text-strong);
    font-weight: 900;
    letter-spacing: 0.02em;
}

nav a {
    color: var(--esp-text);
    text-decoration: none;
    font-weight: 700;
}

nav a:hover {
    color: var(--esp-text-strong);
}

.logout-form {
    margin-left: auto;
}

.logout-form button {
    background: none;
    border: 1px solid var(--esp-red);
    color: var(--esp-text-strong);
    padding: 0.25rem 0.75rem;
    border-radius: 4px;
    cursor: pointer;
}

.logout-form button:hover {
    background: var(--esp-red);
}

main {
    max-width: 1600px;
    margin: 0 auto;
    padding: 2rem clamp(1rem, 4vw, 3rem);
    box-sizing: border-box;
}

h1 {
    color: var(--esp-text-strong);
    font-weight: 900;
}

.form h2 {
    color: var(--esp-text-strong);
    font-size: 1.1rem;
    margin: 1.25rem 0 0;
    border-top: 1px solid var(--esp-border);
    padding-top: 1rem;
}

.form h2:first-of-type {
    margin-top: 0;
    border-top: none;
    padding-top: 0;
}

a {
    color: var(--esp-red);
}

.table-scroll {
    width: 100%;
    overflow-x: auto;
    border-radius: 6px;
}

table {
    width: 100%;
    border-collapse: collapse;
    background: var(--esp-surface);
}

th, td {
    text-align: left;
    padding: 0.5rem 0.75rem;
    border-bottom: 1px solid var(--esp-border);
}

th {
    color: var(--esp-text-strong);
    text-transform: uppercase;
    font-size: 0.8rem;
    letter-spacing: 0.03em;
}

.sort-link {
    color: inherit;
    text-decoration: none;
    white-space: nowrap;
}

.sort-link:hover {
    text-decoration: underline;
}

.actions-cell {
    white-space: nowrap;
}

td .actions {
    display: flex;
    flex-wrap: nowrap;
    align-items: center;
    gap: 0.5rem;
}

td .actions form, .icon-form {
    margin: 0;
    display: inline-flex;
}

td button {
    padding: 0.3rem 0.6rem;
    font-size: 0.85rem;
}

.icon-link, .icon-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    flex: 0 0 auto;
    border-radius: 4px;
    background: transparent;
    border: 1px solid var(--esp-border);
    color: var(--esp-text-strong);
    cursor: pointer;
    text-decoration: none;
    padding: 0;
    margin: 0;
    font-weight: 400;
}

.icon-link:hover, .icon-btn:hover {
    border-color: var(--esp-red);
    color: var(--esp-red);
    background: transparent;
}

.icon-link img {
    width: 20px;
    height: 20px;
    display: block;
    object-fit: cover;
    border-radius: 3px;
}

.icon-btn svg, .icon-link svg {
    width: 18px;
    height: 18px;
}

.form {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
    max-width: 480px;
}

.form.form-wide {
    max-width: 720px;
}

.body-editor {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
}

.body-editor textarea {
    flex: 1 1 auto;
    min-height: 280px;
}

.variable-list {
    flex: 0 0 170px;
    background: var(--esp-surface);
    border: 1px solid var(--esp-border);
    border-radius: 4px;
    padding: 0.5rem;
}

.variable-list .hint {
    margin: 0 0 0.35rem;
    font-weight: 700;
    color: var(--esp-text-strong);
}

.variable-list ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 0.15rem;
}

.var-btn {
    display: block;
    width: 100%;
    text-align: left;
    background: transparent;
    border: none;
    color: var(--esp-text);
    padding: 0.3rem 0.4rem;
    font-family: monospace;
    font-size: 0.8rem;
    border-radius: 4px;
    cursor: pointer;
    margin: 0;
}

.var-btn:hover {
    background: var(--esp-bg);
    color: var(--esp-red);
}

.form-actions {
    display: flex;
    gap: 0.75rem;
    align-items: center;
}

.preview-pane {
    max-width: 720px;
    margin-top: 1.5rem;
    border: 1px solid var(--esp-border);
    border-radius: 6px;
    padding: 1rem 1.25rem;
    background: var(--esp-surface);
}

#preview-frame {
    width: 100%;
    min-height: 320px;
    margin-top: 0.5rem;
    border: 1px solid var(--esp-border);
    border-radius: 4px;
    background: #ffffff;
}

.test-mail-box {
    max-width: 720px;
    margin-top: 1.5rem;
    border: 1px solid var(--esp-border);
    border-radius: 6px;
    padding: 1rem 1.25rem;
    background: var(--esp-surface);
}

.test-mail-box label {
    color: var(--esp-text-strong);
    font-weight: 700;
}

.test-mail-row {
    display: flex;
    gap: 0.75rem;
    margin-top: 0.4rem;
}

.test-mail-row input {
    flex: 1 1 auto;
    padding: 0.5rem;
    border: 1px solid var(--esp-border);
    border-radius: 4px;
    background: var(--esp-bg);
    color: var(--esp-text-strong);
    font-family: inherit;
}

.test-status {
    margin: 0.5rem 0 0;
    font-size: 0.9rem;
    min-height: 1.2em;
}

.test-status-ok {
    color: #4ade80;
}

.test-status-error {
    color: #f87171;
}

.form-hint {
    font-size: 0.85rem;
    color: var(--esp-text);
    margin: 0 0 0.25rem;
}

.form label {
    color: var(--esp-text-strong);
    font-weight: 700;
    margin-top: 0.65rem;
}

.form label:first-of-type {
    margin-top: 0;
}

.form small {
    display: block;
    font-weight: 400;
    font-size: 0.8rem;
    color: var(--esp-text);
    margin-top: 0.2rem;
}

.required {
    color: var(--esp-red);
}

.form input, .form select, .form textarea {
    padding: 0.5rem;
    border: 1px solid var(--esp-border);
    border-radius: 4px;
    font-family: inherit;
    background: var(--esp-surface);
    color: var(--esp-text-strong);
}

.form input:focus, .form select:focus, .form textarea:focus {
    outline: 2px solid var(--esp-red);
    outline-offset: 1px;
}

.form button, table button {
    align-self: flex-start;
    background: var(--esp-red);
    color: #ffffff;
    border: none;
    padding: 0.5rem 1rem;
    border-radius: 4px;
    cursor: pointer;
    font-weight: 700;
    margin-top: 0.5rem;
}

.form button:hover, table button:hover {
    background: var(--esp-red-dark);
}

.error {
    color: #f87171;
    font-weight: 700;
}

.stats {
    display: flex;
    gap: 2rem;
    list-style: none;
    padding: 0;
    font-size: 1.1rem;
}

.stats li {
    background: var(--esp-surface);
    border: 1px solid var(--esp-border);
    border-radius: 6px;
    padding: 0.75rem 1.25rem;
}

.btn-warning, button.btn-warning {
    display: inline-block;
    background: transparent;
    color: #f59e0b;
    border: 2px solid #f59e0b;
    padding: 0.55rem 1.1rem;
    border-radius: 4px;
    font-weight: 700;
    text-decoration: none;
    cursor: pointer;
    margin-top: 0;
}

.btn-warning:hover, button.btn-warning:hover {
    background: #f59e0b;
    color: #1f1f1f;
}

.hint {
    display: block;
    font-size: 0.85rem;
    color: var(--esp-text);
    margin-top: 0.4rem;
}

.callout {
    border: 1px solid var(--esp-border);
    border-radius: 6px;
    padding: 1rem 1.25rem;
    margin: 1rem 0;
}

.callout p {
    margin: 0.4rem 0;
}

.callout-warning {
    border-color: #f59e0b;
    background: rgba(245, 158, 11, 0.08);
}

.callout-danger {
    border-color: var(--esp-red);
    background: rgba(220, 38, 38, 0.1);
}

tr.row-warning td {
    background: rgba(220, 38, 38, 0.12);
    color: #fca5a5;
}

.filter-tabs {
    display: flex;
    gap: 0.5rem;
    margin: 1rem 0;
}

.filter-tabs a {
    padding: 0.35rem 0.85rem;
    border: 1px solid var(--esp-border);
    border-radius: 4px;
    text-decoration: none;
    color: var(--esp-text);
}

.filter-tabs a.active {
    background: var(--esp-red);
    color: #ffffff;
    border-color: var(--esp-red);
}