:root {
    --bg: #eef5ff;
    --bg-accent: #d9e9fb;
    --surface: rgba(255, 255, 255, 0.94);
    --surface-strong: #ffffff;
    --surface-muted: #edf4fc;
    --text: #152333;
    --muted: #5e7084;
    --line: rgba(34, 72, 112, 0.16);
    --primary: #0b78d0;
    --primary-strong: #055a9f;
    --primary-soft: #e4f1ff;
    --danger: #b4362c;
    --warning: #8a6214;
    --internal: #73510a;
    --internal-soft: #fff4d7;
    --internal-line: rgba(138, 98, 20, 0.28);
    --shadow: 0 18px 36px rgba(31, 64, 104, 0.12);
    --radius-xl: 16px;
    --radius-lg: 12px;
    --radius-md: 8px;
    --radius-sm: 6px;
    --font-ui: "Bahnschrift", "Trebuchet MS", "Segoe UI", sans-serif;
    --font-mono: "Cascadia Mono", "Consolas", monospace;
    --side-column-width: 470px;
}

* {
    box-sizing: border-box;
}

html {
    background:
        linear-gradient(180deg, #e8f2ff 0%, #f7fbff 48%, #eef5ff 100%);
    min-height: 100%;
}

body {
    margin: 0;
    color: var(--text);
    font-family: var(--font-ui);
}

button,
input,
select {
    font: inherit;
}

.page-shell {
    width: min(1460px, calc(100% - 32px));
    margin: 0 auto;
    padding: 32px 0 48px;
}

.hero {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(420px, var(--side-column-width));
    gap: 20px;
    margin-bottom: 24px;
}

.hero-copy,
.hero-panel,
.card {
    background: var(--surface);
    backdrop-filter: blur(10px);
    border: 1px solid var(--line);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow);
}

.hero-copy {
    overflow: hidden;
}

.brand-media {
    position: relative;
    min-height: 170px;
    background:
        linear-gradient(90deg, rgba(4, 32, 61, 0.8), rgba(5, 90, 159, 0.2)),
        url("assets/sea-foam.jpg") center 42% / cover;
}

.brand-media::after {
    position: absolute;
    inset: 0;
    content: "";
    background: linear-gradient(180deg, transparent 42%, rgba(255, 255, 255, 0.2));
}

.brand-logo {
    position: absolute;
    left: 28px;
    top: 28px;
    z-index: 1;
    width: 86px;
    height: 86px;
    object-fit: contain;
    border-radius: var(--radius-lg);
    box-shadow: 0 14px 28px rgba(3, 31, 57, 0.28);
}

.hero-content {
    padding: 30px 36px 36px;
}

.hero-topline {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
}

.hero-actions {
    display: flex;
    align-items: center;
    gap: 10px;
}

.internal-mode-button {
    min-height: 42px;
    padding: 0 14px;
    border: 1px solid var(--internal-line);
    border-radius: var(--radius-md);
    background: var(--internal-soft);
    color: var(--internal);
    cursor: pointer;
    font-weight: 700;
}

.internal-mode-button.is-active {
    background: var(--internal);
    color: #fffaf0;
}

.language-switch {
    display: inline-grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 4px;
    padding: 4px;
    background: var(--primary-soft);
    border: 1px solid rgba(11, 120, 208, 0.12);
    border-radius: var(--radius-md);
}

.language-option {
    min-width: 42px;
    min-height: 32px;
    padding: 0 10px;
    border: 0;
    border-radius: var(--radius-sm);
    background: transparent;
    color: var(--muted);
    cursor: pointer;
    font-weight: 700;
}

.language-option.is-active {
    background: var(--surface-strong);
    color: var(--primary-strong);
    box-shadow: inset 0 0 0 1px rgba(11, 120, 208, 0.2);
}

.hero-copy h1 {
    margin: 10px 0 14px;
    font-size: 3.4rem;
    line-height: 1.02;
    letter-spacing: 0;
}

.hero-text {
    max-width: 58ch;
    margin: 0;
    color: var(--muted);
    font-size: 1.05rem;
    line-height: 1.5;
}

.hero-panel {
    padding: 28px;
    background:
        linear-gradient(180deg, rgba(11, 120, 208, 0.1), rgba(11, 120, 208, 0.03)),
        var(--surface-strong);
}

.version-panel {
    background:
        linear-gradient(180deg, rgba(240, 247, 255, 0.9), rgba(247, 251, 255, 0.82)),
        url("assets/sea-texture.jpg") center / cover;
    border-color: rgba(11, 120, 208, 0.22);
}

.hero-panel h2 {
    margin: 12px 0 14px;
    color: var(--primary-strong);
    font-size: 1.35rem;
}

.panel-kicker,
.eyebrow,
.section-kicker {
    margin: 0;
    text-transform: uppercase;
    letter-spacing: 0.18em;
    font-size: 0.75rem;
    color: var(--muted);
}

.version-list {
    display: grid;
    gap: 10px;
    max-height: 360px;
    margin: 0;
    padding: 0;
    overflow-y: auto;
    scrollbar-gutter: stable;
    list-style: none;
}

.version-list li {
    padding: 12px 14px;
    border-radius: var(--radius-md);
    background: rgba(237, 244, 252, 0.82);
    color: #34465a;
    line-height: 1.35;
}

.version-list strong {
    color: var(--text);
}

.layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(420px, var(--side-column-width));
    gap: 20px;
    align-items: start;
}

.card {
    padding: 26px;
}

.section-head,
.toolbar,
.confirmation-panel,
.status-grid,
.status-actions {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
}

.section-head h2,
.toolbar h3 {
    margin: 6px 0 0;
}

.type-switch {
    display: inline-grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
    padding: 8px;
    background: var(--primary-soft);
    border: 1px solid rgba(11, 120, 208, 0.12);
    border-radius: var(--radius-lg);
}

.type-option,
.ghost-button,
.secondary-button,
.primary-button {
    border: 0;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: transform 160ms ease, background-color 160ms ease, color 160ms ease, opacity 160ms ease;
}

.type-option {
    min-width: 88px;
    padding: 10px 16px;
    color: var(--muted);
    background: transparent;
}

.type-option.is-active {
    background: var(--surface-strong);
    color: var(--text);
    box-shadow: inset 0 0 0 1px rgba(11, 120, 208, 0.2);
}

.request-form {
    margin-top: 20px;
}

.form-grid {
    display: grid;
    grid-template-columns: 180px minmax(0, 1fr);
    gap: 14px;
}

.field {
    display: grid;
    gap: 8px;
}

.field span {
    font-size: 0.9rem;
    color: var(--muted);
}

.field input,
.field select {
    width: 100%;
    min-height: 48px;
    padding: 0 14px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--line);
    background: var(--surface-strong);
    color: var(--text);
}

.field input:focus,
.field select:focus {
    outline: 2px solid rgba(11, 120, 208, 0.16);
    border-color: rgba(11, 120, 208, 0.42);
}

.field-wide {
    grid-column: span 1;
}

.toolbar {
    margin: 26px 0 16px;
}

.internal-tools {
    margin-top: 22px;
    padding: 20px;
    border: 1px solid var(--internal-line);
    border-radius: var(--radius-lg);
    background:
        linear-gradient(135deg, rgba(255, 244, 215, 0.9), rgba(255, 251, 241, 0.94)),
        var(--surface-strong);
}

.internal-tools-head,
.internal-tool-title-row {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 16px;
}

.internal-tools-head h3 {
    margin: 6px 0 8px;
}

.internal-tools-head p:last-child {
    margin: 0;
    color: var(--muted);
    line-height: 1.45;
}

.internal-badge {
    flex: 0 0 auto;
    padding: 8px 10px;
    border-radius: var(--radius-md);
    background: rgba(138, 98, 20, 0.12);
    color: var(--internal);
    font-size: 0.82rem;
    font-weight: 700;
}

.internal-tools-grid {
    display: grid;
    grid-template-columns: minmax(260px, 1fr) minmax(220px, 0.75fr);
    gap: 12px;
    margin-top: 18px;
}

.internal-tool {
    padding: 16px;
    border: 1px solid rgba(138, 98, 20, 0.16);
    border-radius: var(--radius-md);
    background: rgba(255, 255, 255, 0.72);
}

.internal-tool-version {
    grid-column: 1 / -1;
}

.internal-tool h4 {
    margin: 0 0 14px;
    color: var(--text);
    font-size: 0.98rem;
}

.range-controls {
    display: grid;
    grid-template-columns: 82px 82px minmax(150px, 1fr);
    gap: 10px;
    align-items: end;
}

.compact-field input {
    padding: 0 10px;
}

.full-width-button {
    width: 100%;
    margin-top: 10px;
}

.bulk-light-actions {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
}

.lights-action {
    min-height: 42px;
    padding: 8px 12px;
    border: 0;
    border-radius: var(--radius-md);
    cursor: pointer;
    font-weight: 700;
}

.lights-select {
    min-height: 42px;
    padding: 8px 34px 8px 12px;
    border: 1px solid var(--internal-line);
    border-radius: var(--radius-md);
    background: var(--internal-soft);
    color: var(--internal);
    cursor: pointer;
    font-weight: 700;
}

.lights-action.is-on,
.lights-select.is-on {
    background: var(--primary-soft);
    color: var(--primary-strong);
}

.lights-action.is-off,
.lights-select.is-off {
    background: rgba(180, 54, 44, 0.12);
    color: var(--danger);
}

.bulk-version-controls {
    display: grid;
    grid-template-columns: minmax(180px, 1fr) auto;
    gap: 10px;
    align-items: end;
}

.catalog-toggle {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--internal);
    cursor: pointer;
    font-size: 0.9rem;
    font-weight: 700;
}

.catalog-toggle input {
    width: 18px;
    height: 18px;
    accent-color: var(--internal);
}

.internal-feedback {
    margin: 14px 0 0;
    color: var(--internal);
    font-size: 0.92rem;
    font-weight: 700;
}

.internal-feedback.is-error {
    color: var(--danger);
}

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

.ghost-button,
.secondary-button {
    padding: 11px 16px;
    background: var(--primary-soft);
    color: var(--primary-strong);
}

.primary-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 48px;
    padding: 0 22px;
    text-decoration: none;
    background: linear-gradient(135deg, var(--primary), var(--primary-strong));
    color: #f6fffc;
    box-shadow: 0 12px 22px rgba(11, 120, 208, 0.22);
}

.type-option:hover,
.ghost-button:hover,
.secondary-button:hover,
.primary-button:hover {
    transform: translateY(-1px);
}

.groups {
    display: grid;
    gap: 16px;
}

.group {
    border-radius: var(--radius-lg);
    border: 1px solid var(--line);
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.88), rgba(237, 244, 252, 0.72));
    overflow: hidden;
}

.group-toggle {
    width: 100%;
    padding: 16px 18px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    background: transparent;
    border: 0;
    color: var(--text);
    text-align: left;
    cursor: pointer;
}

.group-toggle strong {
    font-size: 1rem;
}

.group-meta {
    color: var(--muted);
    font-size: 0.9rem;
}

.group-chevron {
    width: 14px;
    height: 14px;
    border-right: 2px solid currentColor;
    border-bottom: 2px solid currentColor;
    transform: rotate(45deg);
    transition: transform 180ms ease;
}

.group.is-open .group-chevron {
    transform: rotate(225deg);
}

.group-body {
    display: none;
    padding: 0 18px 18px;
}

.group.is-open .group-body {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 14px;
    animation: groupReveal 180ms ease;
}

@keyframes groupReveal {
    from {
        opacity: 0;
        transform: translateY(-4px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.buoy-card {
    padding: 16px;
    border-radius: var(--radius-md);
    background: rgba(255, 255, 255, 0.92);
    border: 1px solid rgba(34, 72, 112, 0.12);
    transition: border-color 160ms ease, transform 160ms ease, box-shadow 160ms ease;
}

.buoy-card.is-selected {
    border-color: rgba(11, 120, 208, 0.42);
    box-shadow: inset 0 0 0 1px rgba(11, 120, 208, 0.14);
    transform: translateY(-1px);
}

.buoy-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: 14px;
}

.buoy-title {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1rem;
    font-weight: 700;
}

.buoy-title input {
    width: 20px;
    height: 20px;
    accent-color: var(--primary);
}

.internal-only {
    display: none;
}

body.is-internal-mode .internal-only {
    display: inline-block;
}

.buoy-fields {
    display: grid;
    gap: 12px;
}

.serial-field {
    display: none;
}

.confirmation-panel {
    margin-top: 24px;
    padding: 22px;
    border-radius: var(--radius-lg);
    border: 1px solid rgba(11, 120, 208, 0.16);
    background:
        linear-gradient(180deg, rgba(11, 120, 208, 0.08), rgba(11, 120, 208, 0.03)),
        rgba(255, 255, 255, 0.78);
}

.confirmation-copy h3 {
    margin: 6px 0 10px;
}

.confirmation-copy p {
    margin: 0;
}

.confirmation-note {
    max-width: 62ch;
    color: var(--muted);
    line-height: 1.5;
}

.confirmation-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 14px;
}

.meta-pill {
    display: inline-flex;
    align-items: center;
    min-height: 34px;
    padding: 0 14px;
    border-radius: var(--radius-md);
    background: var(--primary-soft);
    color: var(--primary-strong);
    font-size: 0.92rem;
    font-weight: 700;
}

.meta-pill.is-muted {
    background: rgba(95, 113, 109, 0.14);
    color: var(--muted);
}

.meta-pill.is-progress {
    background: rgba(143, 107, 25, 0.14);
    color: var(--warning);
}

.meta-pill.is-ready {
    background: rgba(11, 120, 208, 0.14);
    color: var(--primary-strong);
}

.meta-pill.is-danger {
    background: rgba(161, 58, 42, 0.14);
    color: var(--danger);
}

.inline-feedback,
.inline-error {
    margin-top: 6px !important;
}

.inline-feedback {
    color: var(--primary-strong);
}

.inline-error {
    color: var(--danger);
}

.status-card {
    position: sticky;
    top: 20px;
}

.status-grid {
    margin: 18px 0;
    align-items: end;
}

.status-grid + .inline-error {
    margin: -4px 0 14px;
}

.status-grid .field {
    flex: 1;
}

.status-banner {
    padding: 16px;
    border-radius: var(--radius-md);
    background: rgba(95, 113, 109, 0.12);
    color: var(--text);
    font-weight: 700;
}

.status-banner.is-pending,
.status-banner.is-processing {
    background: rgba(143, 107, 25, 0.14);
    color: var(--warning);
}

.status-banner.is-completed {
    background: rgba(11, 120, 208, 0.14);
    color: var(--primary-strong);
}

.status-banner.is-failed {
    background: rgba(161, 58, 42, 0.14);
    color: var(--danger);
}

.facts {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
    margin: 18px 0;
}

.facts div {
    padding: 14px;
    border-radius: var(--radius-md);
    background: rgba(255, 255, 255, 0.86);
    border: 1px solid var(--line);
}

.facts dt {
    margin: 0 0 4px;
    color: var(--muted);
    font-size: 0.82rem;
}

.facts dd {
    margin: 0;
    font-size: 0.98rem;
}

.status-actions {
    justify-content: flex-start;
    margin-bottom: 20px;
    align-items: center;
    flex-wrap: wrap;
}

.status-hint {
    margin: 0;
    color: var(--muted);
    line-height: 1.5;
    flex: 1 1 240px;
}

.primary-button.is-disabled {
    opacity: 0.45;
    pointer-events: none;
}

.result-columns {
    display: grid;
    gap: 14px;
}

.result-columns section {
    display: flex;
    flex-direction: column;
    height: 260px;
    padding: 14px;
    border-radius: var(--radius-md);
    background: rgba(255, 255, 255, 0.86);
    border: 1px solid var(--line);
}

.result-columns h3 {
    margin: 0 0 12px;
}

.result-list {
    flex: 1;
    min-height: 0;
    margin: 0;
    padding: 0 8px 0 18px;
    overflow-y: auto;
    overscroll-behavior: contain;
    scrollbar-gutter: stable;
    line-height: 1.6;
    color: var(--muted);
}

.result-list.has-content {
    color: var(--text);
}

.internal-login-dialog {
    width: min(480px, calc(100% - 32px));
    padding: 0;
    border: 1px solid var(--internal-line);
    border-radius: var(--radius-xl);
    background: var(--surface-strong);
    color: var(--text);
    box-shadow: 0 30px 80px rgba(21, 35, 51, 0.3);
}

.internal-login-dialog::backdrop {
    background: rgba(17, 30, 44, 0.55);
    backdrop-filter: blur(3px);
}

.internal-login-form {
    padding: 24px;
}

.dialog-head {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 16px;
}

.dialog-head h2 {
    margin: 7px 0 0;
    font-size: 1.35rem;
}

.dialog-close {
    width: 38px;
    height: 38px;
    padding: 0;
    border: 0;
    border-radius: var(--radius-md);
    background: var(--surface-muted);
    color: var(--muted);
    cursor: pointer;
    font-size: 1.55rem;
    line-height: 1;
}

.dialog-note {
    margin: 18px 0;
    color: var(--muted);
    line-height: 1.5;
}

.dialog-actions {
    display: flex;
    justify-content: flex-end;
    gap: 10px;
    margin-top: 20px;
}

button:disabled,
select:disabled,
input:disabled {
    cursor: not-allowed;
    opacity: 0.58;
}

@media (max-width: 1120px) {
    .layout {
        grid-template-columns: 1fr;
    }

    .status-card {
        position: static;
    }
}

@media (max-width: 900px) {
    .hero {
        grid-template-columns: 1fr;
    }

    .brand-media {
        min-height: 130px;
    }

    .brand-logo {
        left: 22px;
        top: 22px;
        width: 72px;
        height: 72px;
    }

    .hero-content {
        padding: 26px;
    }

    .hero-topline {
        align-items: flex-start;
    }

    .hero-actions {
        align-items: flex-end;
        flex-direction: column-reverse;
    }

    .hero-copy h1 {
        font-size: 2.65rem;
    }

    .form-grid,
    .status-grid,
    .section-head,
    .toolbar,
    .confirmation-panel {
        grid-template-columns: 1fr;
        flex-direction: column;
        align-items: stretch;
    }

    .toolbar-actions {
        width: 100%;
    }

    .toolbar-actions > * {
        flex: 1;
    }

    .facts {
        grid-template-columns: 1fr;
    }

    .internal-tools-head,
    .internal-tool-title-row {
        align-items: stretch;
        flex-direction: column;
    }

    .internal-tools-grid {
        grid-template-columns: 1fr;
    }

    .internal-tool-version {
        grid-column: auto;
    }

    .range-controls,
    .bulk-version-controls {
        grid-template-columns: 1fr;
    }

    .dialog-actions {
        flex-direction: column-reverse;
    }
}