:root {
    color-scheme: light;
    --bg: #f5f7f6;
    --surface: #ffffff;
    --surface-strong: #e7f0ef;
    --text: #17211f;
    --muted: #667370;
    --line: #d9e2df;
    --primary: #116466;
    --primary-dark: #0b4c4d;
    --accent: #c88a32;
    --danger: #b34040;
    --shadow: 0 12px 30px rgba(17, 100, 102, 0.13);
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    min-height: 100vh;
    background: var(--bg);
    color: var(--text);
    font-family: Arial, Helvetica, sans-serif;
}

button,
input,
textarea {
    font: inherit;
}

button {
    cursor: pointer;
}

.app-shell {
    min-height: 100vh;
    padding-bottom: 82px;
}

.is-guest .app-shell,
.is-authenticated .auth-shell {
    display: none;
}

.auth-shell {
    min-height: 100vh;
    display: grid;
    place-items: center;
    padding: 18px;
}

.auth-panel {
    width: min(520px, 100%);
    border: 1px solid var(--line);
    border-radius: 8px;
    background: var(--surface);
    box-shadow: var(--shadow);
    padding: 18px;
}

.auth-brand h1,
.auth-brand p {
    margin: 0;
}

.auth-brand h1 {
    font-size: 26px;
}

.auth-brand p {
    margin-top: 8px;
    color: var(--muted);
}

.auth-tabs {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 6px;
    margin: 16px 0 10px;
    padding: 4px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: #f8fbfa;
}

.auth-tabs button,
.google-button {
    min-height: 42px;
    border: 0;
    border-radius: 8px;
    background: transparent;
    color: var(--muted);
    font-weight: 700;
}

.auth-tabs button.is-active {
    background: var(--surface);
    color: var(--primary-dark);
    box-shadow: 0 4px 12px rgba(17, 100, 102, 0.1);
}

.google-button {
    display: flex;
    width: 100%;
    align-items: center;
    justify-content: space-between;
    border: 1px solid var(--line);
    background: #fbfdfc;
    padding: 0 12px;
}

.google-button span {
    border-radius: 999px;
    background: var(--surface-strong);
    color: var(--primary-dark);
    padding: 4px 8px;
    font-size: 12px;
}

.auth-form {
    display: none;
    gap: 10px;
    margin-top: 12px;
}

.auth-form.is-active {
    display: grid;
}

.auth-form label,
.account-type-picker {
    display: grid;
    gap: 6px;
    color: var(--muted);
    font-size: 13px;
    font-weight: 700;
}

.auth-form input {
    width: 100%;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: var(--surface);
    color: var(--text);
    padding: 12px 13px;
    outline: none;
}

.account-type-picker {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    border: 0;
    padding: 0;
}

.account-type-picker legend {
    grid-column: 1 / -1;
}

.account-type-picker label {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    gap: 10px;
    border: 1px solid var(--line);
    border-radius: 8px;
    padding: 10px;
    color: var(--text);
    white-space: nowrap;
}

.account-type-picker input {
    width: auto;
    flex: 0 0 auto;
    margin: 0;
}

.business-fields {
    display: none;
    gap: 10px;
}

.business-fields.is-visible {
    display: grid;
}

.auth-message {
    min-height: 20px;
    margin: 10px 0 0;
    color: var(--danger);
    font-size: 13px;
    font-weight: 700;
}

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

.topbar {
    position: sticky;
    top: 0;
    z-index: 5;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 18px 18px 14px;
    background: rgba(245, 247, 246, 0.94);
    border-bottom: 1px solid var(--line);
    backdrop-filter: blur(12px);
}

.topbar h1,
.section-head h2 {
    margin: 0;
    letter-spacing: 0;
}

.topbar h1 {
    font-size: 24px;
}

.eyebrow {
    margin: 0 0 4px;
    color: var(--primary);
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
}

.icon-button {
    display: grid;
    width: 42px;
    height: 42px;
    place-items: center;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: var(--surface);
    color: var(--primary);
    font-weight: 800;
}

.main-content {
    width: min(980px, 100%);
    margin: 0 auto;
    padding: 16px;
}

.summary-band {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 10px;
    margin-bottom: 18px;
}

.summary-band article,
.account-grid article,
.vehicle-row,
.timeline article,
.person-row,
.menu-list button {
    border: 1px solid var(--line);
    border-radius: 8px;
    background: var(--surface);
    box-shadow: var(--shadow);
}

.summary-band article {
    min-height: 78px;
    padding: 13px;
}

.summary-band span,
.account-grid span,
.timeline span,
.vehicle-row span,
.person-main small {
    display: block;
    color: var(--muted);
    font-size: 13px;
}

.summary-band strong,
.account-grid strong {
    display: block;
    margin-top: 8px;
    font-size: 18px;
}

.screen {
    display: none;
}

.screen.is-active {
    display: block;
}

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

.section-head h2 {
    font-size: 22px;
}

.primary-button,
.secondary-button {
    min-height: 42px;
    border: 0;
    border-radius: 8px;
    padding: 0 14px;
    font-weight: 700;
}

.primary-button {
    background: var(--primary);
    color: #fff;
}

.secondary-button {
    border: 1px solid var(--line);
    background: var(--surface);
    color: var(--primary);
}

.search-box {
    margin-bottom: 12px;
}

.search-box input,
.form-grid input,
.form-grid textarea,
.form-grid select {
    width: 100%;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: var(--surface);
    color: var(--text);
    padding: 12px 13px;
    outline: none;
}

.list,
.timeline,
.menu-list,
.form-grid {
    display: grid;
    gap: 10px;
}

.person-row {
    overflow: hidden;
}

.person-header {
    display: flex;
    align-items: stretch;
}

.person-main {
    display: flex;
    width: 100%;
    align-items: center;
    gap: 12px;
    border: 0;
    background: transparent;
    padding: 12px;
    text-align: left;
}

.avatar {
    display: grid;
    width: 42px;
    height: 42px;
    flex: 0 0 42px;
    place-items: center;
    border-radius: 50%;
    background: var(--surface-strong);
    color: var(--primary-dark);
    font-weight: 800;
}

.quick-actions {
    display: none;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 8px;
    border-top: 1px solid var(--line);
    padding: 10px 12px 12px;
    background: #f8fbfa;
}

.person-row.is-open .quick-actions {
    display: grid;
}

.quick-actions button {
    display: grid;
    min-height: 46px;
    place-items: center;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: #fbfdfc;
    color: var(--primary-dark);
}

.quick-actions button.danger-action {
    color: var(--danger);
}

.quick-actions svg,
.location-button svg,
.detail-actions svg {
    width: 21px;
    height: 21px;
    fill: none;
    stroke: currentColor;
    stroke-linecap: round;
    stroke-linejoin: round;
    stroke-width: 2;
}

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

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

.detail-actions .danger-action {
    color: var(--danger);
}

.detail-hero {
    display: flex;
    align-items: center;
    gap: 14px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: var(--surface);
    box-shadow: var(--shadow);
    padding: 14px;
    margin-bottom: 12px;
}

.detail-hero h2,
.detail-hero p {
    margin: 0;
}

.detail-avatar {
    width: 54px;
    height: 54px;
    flex-basis: 54px;
}

.detail-metrics {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 10px;
    margin-bottom: 16px;
}

.detail-metrics article,
.history-list article {
    border: 1px solid var(--line);
    border-radius: 8px;
    background: var(--surface);
    box-shadow: var(--shadow);
    padding: 12px;
}

.detail-metrics span,
.history-list span,
.history-list small {
    display: block;
    color: var(--muted);
    font-size: 13px;
}

.detail-metrics strong,
.history-list strong,
.history-list b {
    display: block;
    margin-top: 5px;
}

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

.type-picker {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 8px;
    border: 0;
    padding: 0;
}

.type-picker legend {
    grid-column: 1 / -1;
    color: var(--muted);
    font-size: 13px;
    font-weight: 700;
}

.type-picker button {
    min-height: 42px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: #fbfdfc;
    color: var(--primary-dark);
    font-weight: 700;
}

.type-picker button.is-selected {
    border-color: var(--primary);
    background: var(--surface-strong);
}

.timeline article,
.vehicle-row {
    padding: 14px;
}

.timeline time {
    display: inline-flex;
    margin-bottom: 8px;
    border-radius: 999px;
    background: var(--surface-strong);
    color: var(--primary-dark);
    padding: 5px 9px;
    font-size: 12px;
    font-weight: 700;
}

.timeline strong,
.vehicle-row strong {
    display: block;
    margin-bottom: 5px;
}

.account-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 10px;
}

.account-grid article {
    min-height: 100px;
    padding: 14px;
}

.menu-list button {
    min-height: 50px;
    padding: 0 14px;
    text-align: left;
}

.bottom-nav {
    position: fixed;
    right: 0;
    bottom: 0;
    left: 0;
    z-index: 8;
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 2px;
    padding: 8px max(8px, env(safe-area-inset-right)) max(8px, env(safe-area-inset-bottom)) max(8px, env(safe-area-inset-left));
    border-top: 1px solid var(--line);
    background: rgba(255, 255, 255, 0.96);
    backdrop-filter: blur(14px);
}

.bottom-nav button {
    min-height: 48px;
    border: 0;
    border-radius: 8px;
    background: transparent;
    color: var(--muted);
    font-size: 13px;
    font-weight: 700;
}

.bottom-nav button.is-active {
    background: var(--surface-strong);
    color: var(--primary-dark);
}

.modal {
    position: fixed;
    inset: 0;
    z-index: 20;
    display: none;
    align-items: center;
    background: rgba(13, 26, 24, 0.42);
    padding: max(12px, env(safe-area-inset-top)) 16px max(12px, env(safe-area-inset-bottom));
    overflow: hidden;
}

.modal.is-open {
    display: flex;
}

.modal-panel {
    display: grid;
    grid-template-rows: auto minmax(0, 1fr);
    width: min(520px, 100%);
    max-height: calc(100vh - 24px - env(safe-area-inset-top) - env(safe-area-inset-bottom));
    margin: 0 auto;
    border-radius: 8px;
    background: var(--surface);
    overflow: hidden;
}

.modal-panel > .section-head {
    margin-bottom: 0;
    padding: 16px 16px 12px;
    border-bottom: 1px solid var(--line);
    background: var(--surface);
}

.modal-panel .form-grid {
    min-height: 0;
    overflow-y: auto;
    padding: 14px 16px 16px;
}

.form-grid label {
    display: grid;
    gap: 6px;
    color: var(--muted);
    font-size: 13px;
    font-weight: 700;
}

.contact-fields,
.generic-fields,
.transaction-fields,
.summary-fields {
    display: grid;
    gap: 10px;
}

.form-grid[data-mode="contact"] .generic-fields,
.form-grid[data-mode="contact"] .transaction-fields,
.form-grid[data-mode="contact"] .summary-fields,
.form-grid[data-mode="contact-edit"] .generic-fields,
.form-grid[data-mode="contact-edit"] .transaction-fields,
.form-grid[data-mode="contact-edit"] .summary-fields,
.form-grid[data-mode="transaction"] .contact-fields,
.form-grid[data-mode="transaction"] .generic-fields,
.form-grid[data-mode="transaction"] .summary-fields,
.form-grid[data-mode="summary"] .contact-fields,
.form-grid[data-mode="summary"] .generic-fields,
.form-grid[data-mode="summary"] .transaction-fields,
.form-grid[data-mode="generic"] .contact-fields {
    display: none;
}

.form-grid[data-mode="generic"] .transaction-fields,
.form-grid[data-mode="generic"] .summary-fields {
    display: none;
}

.form-grid[data-mode="contact"] [data-edit-only] {
    display: none;
}

.location-button {
    display: inline-flex;
    min-height: 42px;
    align-items: center;
    justify-content: center;
    gap: 8px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: var(--surface-strong);
    color: var(--primary-dark);
    font-weight: 700;
}

.summary-card {
    border: 1px solid var(--line);
    border-radius: 8px;
    background: #fbfdfc;
    padding: 12px;
}

.summary-card span {
    display: block;
    color: var(--muted);
    font-size: 13px;
}

.summary-card strong {
    display: block;
    margin-top: 5px;
}

@media (max-width: 640px) {
    .summary-band,
    .account-grid {
        grid-template-columns: 1fr;
    }

    .topbar h1 {
        font-size: 21px;
    }

    .main-content {
        padding: 14px;
    }

    .bottom-nav button {
        font-size: 12px;
    }

    .quick-actions {
        grid-template-columns: repeat(4, minmax(0, 1fr));
    }

    .detail-metrics,
    .type-picker,
    .account-type-picker {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .modal {
        align-items: flex-end;
        padding-right: 10px;
        padding-left: 10px;
    }

    .modal-panel {
        max-height: calc(100vh - 18px - env(safe-area-inset-top) - env(safe-area-inset-bottom));
    }
}