:root {
    color-scheme: light;
    --accent: #0f766e;
    --accent-hover: #115e59;
    --accent-contrast: #ffffff;
    --accent-soft: #e5f4f2;
    --border: #d8dee4;
    --border-soft: #e8ecef;
    --button-secondary: #3f4d56;
    --danger: #b42318;
    --danger-button: #b42318;
    --danger-button-contrast: #ffffff;
    --danger-button-hover: #971c13;
    --danger-soft: #fff0ed;
    --focus-ring: rgba(15, 118, 110, 0.24);
    --page-background: #f6f7f9;
    --radius: 8px;
    --radius-small: 6px;
    --shadow: 0 10px 26px rgba(25, 33, 40, 0.06);
    --success: #17633a;
    --success-soft: #e9f7ee;
    --surface: #ffffff;
    --surface-subtle: #f0f3f5;
    --text: #1c252c;
    --warning: #7a4f00;
    --warning-soft: #fff6df;
    --muted: #62717a;
    --control-height: 38px;
    --icon-button-size: 38px;
    font-family: "Segoe UI", system-ui, sans-serif;
}

:root[data-theme="dark"] {
    color-scheme: dark;
    --accent: #62d5c7;
    --accent-hover: #8de5dc;
    --accent-contrast: #071312;
    --accent-soft: #173633;
    --border: #33424b;
    --border-soft: #293740;
    --button-secondary: #7f8c94;
    --danger: #ffb4a8;
    --danger-button: #ffb4a8;
    --danger-button-contrast: #2b0906;
    --danger-button-hover: #ffd1ca;
    --danger-soft: #3c1c19;
    --focus-ring: rgba(98, 213, 199, 0.22);
    --page-background: #12171c;
    --shadow: 0 10px 28px rgba(0, 0, 0, 0.28);
    --success: #9de2b2;
    --success-soft: #173323;
    --surface: #1a2229;
    --surface-subtle: #12191f;
    --text: #edf2f4;
    --warning: #ffd87a;
    --warning-soft: #372b10;
    --muted: #a8b4bb;
}

@media (prefers-color-scheme: dark) {
    :root:not([data-theme="light"]) {
        color-scheme: dark;
        --accent: #62d5c7;
        --accent-hover: #8de5dc;
        --accent-contrast: #071312;
        --accent-soft: #173633;
        --border: #33424b;
        --border-soft: #293740;
        --button-secondary: #7f8c94;
        --danger: #ffb4a8;
        --danger-button: #ffb4a8;
        --danger-button-contrast: #2b0906;
        --danger-button-hover: #ffd1ca;
        --danger-soft: #3c1c19;
        --focus-ring: rgba(98, 213, 199, 0.22);
        --page-background: #12171c;
        --shadow: 0 10px 28px rgba(0, 0, 0, 0.28);
        --success: #9de2b2;
        --success-soft: #173323;
        --surface: #1a2229;
        --surface-subtle: #12191f;
        --text: #edf2f4;
        --warning: #ffd87a;
        --warning-soft: #372b10;
        --muted: #a8b4bb;
    }
}

* {
    box-sizing: border-box;
}

[hidden] {
    display: none !important;
}

body {
    background: var(--page-background);
    color: var(--text);
    margin: 0;
    min-height: 100vh;
}

header {
    align-items: center;
    background: var(--surface);
    background: color-mix(in srgb, var(--surface) 94%, var(--page-background));
    border-bottom: 1px solid var(--border);
    display: flex;
    flex-wrap: wrap;
    gap: 16px 24px;
    justify-content: space-between;
    min-height: 64px;
    padding: 12px 24px;
}

main {
    margin: 0 auto;
    max-width: 1080px;
    padding: 24px 20px 32px;
}

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

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

.brand {
    color: var(--text);
    font-size: 1rem;
    font-weight: 700;
    letter-spacing: 0;
}

.header-actions,
nav {
    align-items: center;
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

nav {
    gap: 14px;
}

nav a {
    font-size: 0.94rem;
    font-weight: 650;
}

nav form {
    margin: 0;
}

.auth-shell {
    display: grid;
    min-height: 68vh;
    place-items: center;
}

.panel {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 20px;
}

.auth-panel {
    display: grid;
    gap: 12px;
    max-width: 360px;
    width: min(100%, 360px);
}

.dashboard-grid {
    align-items: start;
    display: grid;
    gap: 18px;
    grid-template-columns: minmax(240px, 0.72fr) minmax(0, 1.28fr);
}

h1,
h2 {
    letter-spacing: 0;
    margin: 0 0 16px;
}

h1 {
    font-size: 1.45rem;
    line-height: 1.2;
}

h2 {
    font-size: 1.08rem;
    line-height: 1.28;
}

h3 {
    font-size: 0.95rem;
    letter-spacing: 0;
    margin: 18px 0 10px;
}

label {
    font-weight: 650;
}

input,
textarea {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-small);
    color: var(--text);
    font: inherit;
    min-height: var(--control-height);
    padding: 9px 11px;
}

textarea {
    display: block;
    max-width: 100%;
    min-height: 132px;
    resize: vertical;
    width: 100%;
}

input[type="checkbox"] {
    accent-color: var(--accent);
    min-height: auto;
    padding: 0;
}

input:focus-visible,
textarea:focus-visible,
select:focus-visible,
button:focus-visible,
a:focus-visible,
summary:focus-visible {
    outline: 3px solid var(--focus-ring);
    outline-offset: 2px;
}

.language-form {
    margin: 0;
}

.language-select-shell {
    align-items: center;
    color: var(--muted);
    display: inline-flex;
    position: relative;
}

.language-select {
    appearance: none;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-small);
    color: var(--text);
    font: inherit;
    font-weight: 650;
    height: var(--control-height);
    min-width: 128px;
    padding: 7px 32px 7px 34px;
}

.control-icon,
.select-chevron {
    pointer-events: none;
    position: absolute;
}

.control-icon {
    left: 11px;
}

.select-chevron {
    right: 10px;
}

.visually-hidden {
    clip: rect(0 0 0 0);
    clip-path: inset(50%);
    height: 1px;
    overflow: hidden;
    position: absolute;
    white-space: nowrap;
    width: 1px;
}

button {
    align-items: center;
    background: var(--accent);
    border: 1px solid transparent;
    border-radius: var(--radius-small);
    color: var(--accent-contrast);
    cursor: pointer;
    display: inline-flex;
    font: inherit;
    font-weight: 650;
    gap: 8px;
    justify-content: center;
    min-height: var(--control-height);
    padding: 9px 14px;
}

button:hover:not(:disabled) {
    background: var(--accent-hover);
}

button.secondary {
    background: var(--button-secondary);
    color: #ffffff;
}

button.danger {
    background: var(--danger-button);
    color: var(--danger-button-contrast);
}

button.danger:hover:not(:disabled) {
    background: var(--danger-button-hover);
}

button:disabled {
    cursor: wait;
    opacity: 0.65;
}

.link-button {
    background: transparent;
    border: 0;
    color: var(--accent);
    min-height: 0;
    padding: 0;
}

.link-button:hover:not(:disabled) {
    background: transparent;
    color: var(--accent-hover);
}

.icon-button {
    flex: 0 0 auto;
    height: var(--icon-button-size);
    padding: 0;
    width: var(--icon-button-size);
}

.icon {
    background-color: currentColor;
    display: inline-block;
    flex: 0 0 auto;
    height: 18px;
    mask: var(--icon-url) no-repeat center / contain;
    width: 18px;
    -webkit-mask: var(--icon-url) no-repeat center / contain;
}

.icon-check {
    --icon-url: url("icons/lucide/check.svg");
}

.icon-chevron-down {
    --icon-url: url("icons/lucide/chevron-down.svg");
}

.icon-copy {
    --icon-url: url("icons/lucide/copy.svg");
}

.icon-globe {
    --icon-url: url("icons/lucide/globe.svg");
}

.icon-moon {
    --icon-url: url("icons/lucide/moon.svg");
}

.icon-sun {
    --icon-url: url("icons/lucide/sun.svg");
}

.icon-triangle-alert {
    --icon-url: url("icons/lucide/triangle-alert.svg");
}

.theme-toggle {
    background: var(--surface);
    border-color: var(--border);
    color: var(--accent);
}

.theme-toggle:hover:not(:disabled) {
    background: var(--accent-soft);
}

.theme-toggle .theme-icon {
    display: none;
}

.theme-toggle[data-next-theme="dark"] .theme-icon-moon,
.theme-toggle[data-next-theme="light"] .theme-icon-sun {
    display: inline-block;
}

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

.metric-row {
    align-items: end;
    border-bottom: 1px solid var(--border-soft);
    display: flex;
    gap: 16px;
    justify-content: space-between;
    margin-bottom: 16px;
    padding-bottom: 14px;
}

.metric-row span {
    color: var(--muted);
    font-weight: 650;
}

.metric-row strong {
    font-size: 2.3rem;
    line-height: 1;
}

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

.status-text {
    margin-bottom: 0;
}

.field-error {
    color: var(--danger);
    margin: 0;
}

.checkbox-row {
    align-items: center;
    color: var(--muted);
    display: inline-flex;
    gap: 8px;
    font-size: 0.94rem;
    font-weight: 650;
}

.checkbox-row input {
    flex: 0 0 auto;
}

.webhook-url {
    background: var(--surface-subtle);
    border: 1px solid var(--border-soft);
    border-radius: var(--radius-small);
    display: block;
    overflow-wrap: anywhere;
    padding: 11px 12px;
}

.command-example-list {
    display: grid;
    gap: 10px;
}

.command-example {
    align-items: center;
    display: grid;
    gap: 7px 8px;
    grid-template-columns: minmax(0, 1fr) auto;
}

.command-example span {
    color: var(--muted);
    font-size: 0.82rem;
    font-weight: 750;
    grid-column: 1 / -1;
}

.command-example code {
    align-items: center;
    background: var(--surface-subtle);
    border: 1px solid var(--border-soft);
    border-radius: var(--radius-small);
    display: flex;
    min-height: var(--control-height);
    min-width: 0;
    overflow-wrap: anywhere;
    padding: 9px 10px;
}

.copy-button.secondary {
    background: var(--surface);
    border-color: var(--border);
    color: var(--accent);
}

.copy-button.secondary:hover:not(:disabled) {
    background: var(--accent-soft);
}

.copy-button .copy-icon {
    display: none;
}

.copy-button[data-state="idle"] .copy-icon-idle,
.copy-button[data-state="copied"] .copy-icon-copied,
.copy-button[data-state="failed"] .copy-icon-failed {
    display: inline-block;
}

.copy-button[data-state="copied"] {
    color: var(--success);
}

.copy-button[data-state="failed"] {
    color: var(--danger);
}

.events-page {
    display: grid;
    gap: 16px;
}

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

.page-heading h1 {
    margin: 0;
}

.event-list {
    display: grid;
    gap: 12px;
}

.load-more-row {
    align-items: center;
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    justify-content: center;
}

.load-more-events {
    min-width: 132px;
}

.event-load-error {
    margin: 0;
}

.event-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    display: grid;
    gap: 14px;
    padding: 16px;
}

.event-card-header {
    align-items: flex-start;
    display: flex;
    gap: 16px;
    justify-content: space-between;
}

.event-title-row,
.event-meta {
    align-items: center;
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.event-title-row {
    margin-bottom: 6px;
}

.event-meta {
    color: var(--muted);
    font-size: 0.88rem;
}

.event-type {
    font-weight: 750;
}

.reason-badge,
.status-pill {
    border-radius: 999px;
    display: inline-flex;
    font-size: 0.8rem;
    font-weight: 750;
    line-height: 1;
    padding: 6px 9px;
}

.reason-badge {
    background: var(--accent-soft);
    color: var(--accent);
}

.reason-badge.secondary {
    background: var(--surface-subtle);
    color: var(--muted);
}

.status-pill {
    background: var(--surface-subtle);
    color: var(--muted);
    flex: 0 0 auto;
}

.status-completed {
    background: var(--success-soft);
    color: var(--success);
}

.status-failed {
    background: var(--danger-soft);
    color: var(--danger);
}

.status-processing,
.status-pending {
    background: var(--warning-soft);
    color: var(--warning);
}

.event-preview-grid {
    display: grid;
    gap: 16px;
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.event-preview-block {
    border-left: 3px solid var(--accent);
    min-width: 0;
    padding-left: 12px;
}

.preview-label {
    color: var(--muted);
    display: block;
    font-size: 0.78rem;
    font-weight: 750;
    margin-bottom: 6px;
    text-transform: uppercase;
}

.event-preview-block p {
    margin: 0;
    overflow-wrap: anywhere;
}

.event-disclosure {
    border-top: 1px solid var(--border-soft);
    padding-top: 12px;
}

form.event-disclosure {
    display: grid;
    gap: 10px;
}

.follow-up-extend-controls {
    align-items: end;
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.follow-up-extend-controls label {
    color: var(--muted);
    flex-basis: 100%;
    font-size: 0.86rem;
}

.follow-up-extend-controls input {
    max-width: 120px;
}

.reply-submit-status {
    align-items: center;
    display: inline-flex;
    gap: 8px;
    margin: 0;
}

.reply-submit-status::before {
    animation: spin 0.8s linear infinite;
    border: 2px solid var(--border);
    border-top-color: var(--accent);
    border-radius: 999px;
    content: "";
    height: 16px;
    width: 16px;
}

.event-disclosure summary {
    color: var(--accent);
    cursor: pointer;
    font-weight: 750;
}

.event-details-placeholder {
    margin-top: 12px;
}

.event-detail-grid {
    display: grid;
    gap: 12px;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    margin-top: 12px;
}

.detail-item {
    min-width: 0;
}

.detail-item span {
    color: var(--muted);
    display: block;
    font-size: 0.8rem;
    margin-bottom: 4px;
}

.detail-item strong {
    display: block;
    font-weight: 650;
    overflow-wrap: anywhere;
}

.detail-item-wide {
    grid-column: 1 / -1;
}

.assistant-message-body {
    background: var(--surface-subtle);
    border: 1px solid var(--border-soft);
    border-radius: var(--radius-small);
    color: var(--text);
    font: inherit;
    margin: 4px 0 0;
    max-height: 360px;
    overflow: auto;
    padding: 10px;
    white-space: pre-wrap;
    word-break: break-word;
}

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

th,
td {
    border-bottom: 1px solid var(--border-soft);
    padding: 12px 10px;
    text-align: left;
    vertical-align: top;
}

th {
    color: var(--button-secondary);
    font-size: 0.9rem;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

@media (max-width: 760px) {
    header {
        align-items: flex-start;
        padding: 12px 16px;
    }

    .header-actions {
        justify-content: flex-start;
        width: 100%;
    }

    nav {
        width: 100%;
    }

    main {
        padding: 20px 14px 28px;
    }

    .dashboard-grid,
    .event-preview-grid,
    .event-detail-grid {
        grid-template-columns: 1fr;
    }

    .event-card-header,
    .page-heading {
        align-items: flex-start;
        flex-direction: column;
    }

    table {
        display: block;
        overflow-x: auto;
    }
}

@media (max-width: 420px) {
    .language-select {
        min-width: 112px;
        max-width: 142px;
    }

    .button-row button {
        flex: 1 1 100%;
    }

    .panel,
    .event-card {
        padding: 16px;
    }
}