:root {
    color-scheme: light;
    --color-bg: #f4f6fb;
    --color-surface: #ffffff;
    --color-surface-alt: #eef2ff;
    --color-border: #d9dce4;
    --color-primary: #2f6feb;
    --color-primary-dark: #1f4ec4;
    --color-primary-soft: rgba(47, 111, 235, 0.12);
    --color-text: #1c2333;
    --color-text-muted: #4f5d75;
    --color-success: #1c9c63;
    --color-danger: #d83a56;
    --radius-sm: 6px;
    --radius-md: 10px;
    --shadow: 0 14px 28px rgba(28, 35, 51, 0.08);
    font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

*,
*::before,
*::after {
    box-sizing: border-box;
}

body {
    margin: 0;
    background: var(--color-bg);
    color: var(--color-text);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.app-header {
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    padding: 1.5rem clamp(1rem, 3vw, 3rem);
    display: flex;
    flex-direction: column;
    gap: 1rem;
    position: sticky;
    top: 0;
    z-index: 10;
}

.branding {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.branding__mark {
    width: 200px;
    height: 100px;
    object-fit: contain;
}

.branding h1 {
    margin: 0;
    font-size: 1.5rem;
}

.branding p {
    margin: 0.125rem 0 0;
    color: var(--color-text-muted);
}

.main-nav {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    overflow-x: auto;
    padding-bottom: 0.25rem;
    scroll-snap-type: x proximity;
}

.main-nav::-webkit-scrollbar {
    display: none;
}

.nav-button {
    border: 1px solid transparent;
    background: var(--color-surface-alt);
    color: var(--color-primary);
    padding: 0.65rem 1.25rem;
    border-radius: 999px;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s ease, transform 0.2s ease;
}

.nav-button:hover {
    transform: translateY(-1px);
    background: rgba(47, 111, 235, 0.2);
}

.nav-button.is-active {
    background: var(--color-primary);
    color: #fff;
    box-shadow: 0 6px 16px rgba(47, 111, 235, 0.26);
}

.user-session {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
    border-top: 1px solid var(--color-border);
    padding-top: 1rem;
}

.user-session__info {
    display: flex;
    flex-direction: column;
}

.user-session__name {
    font-weight: 600;
}

.user-session__email {
    color: var(--color-text-muted);
    font-size: 0.875rem;
}

.user-session__form {
    margin: 0;
}

.app-body {
    flex: 1;
    padding: clamp(1rem, 3vw, 3rem);
    display: grid;
    gap: 2rem;
}

.view[hidden] {
    display: none !important;
}

.card {
    background: var(--color-surface);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow);
    padding: clamp(1.25rem, 3vw, 2rem);
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.card__header h2 {
    margin: 0;
    font-size: clamp(1.25rem, 2vw, 1.75rem);
}

.card__subtitle {
    margin: 0.25rem 0 0;
    color: var(--color-text-muted);
}

.card__controls {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 1rem;
}

.pill-group {
    display: inline-flex;
    gap: 0.5rem;
    background: var(--color-surface-alt);
    padding: 0.35rem;
    border-radius: 999px;
}

.pill {
    border: 0;
    background: transparent;
    color: var(--color-primary);
    padding: 0.4rem 1.05rem;
    border-radius: 999px;
    font-weight: 600;
    cursor: pointer;
}

.pill.is-active {
    background: #fff;
    box-shadow: var(--shadow);
    color: var(--color-primary-dark);
}

.select-group {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
    min-width: 160px;
    font-size: 0.95rem;
}

.select-group select {
    border-radius: var(--radius-sm);
    border: 1px solid var(--color-border);
    padding: 0.55rem 0.75rem;
    background: #fff;
}

.button {
    border: 0;
    border-radius: var(--radius-sm);
    background: var(--color-primary);
    color: #fff;
    font-weight: 600;
    padding: 0.65rem 1.4rem;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: background 0.2s ease, transform 0.2s ease;
}

.button:hover {
    background: var(--color-primary-dark);
    transform: translateY(-1px);
}

.button--sm {
    padding: 0.4rem 1rem;
    font-size: 0.875rem;
}

.button--ghost {
    background: transparent;
    color: var(--color-primary);
    border: 1px solid var(--color-primary);
}

.button--ghost:hover {
    background: var(--color-primary-soft);
}

.button--google {
    background: #db4437;
}

.button--google:hover {
    background: #b9352a;
}

.button--microsoft {
    background: #005da6;
}

.button--microsoft:hover {
    background: #00457a;
}

.table-wrapper {
    overflow-x: auto;
    border-radius: var(--radius-sm);
    border: 1px solid var(--color-border);
}

table {
    width: 100%;
    border-collapse: collapse;
    min-width: 720px;
}

thead {
    background: var(--color-surface-alt);
}

th,
td {
    text-align: left;
    padding: 0.85rem 1rem;
    font-size: 0.95rem;
}

tbody tr:nth-child(even) {
    background: #fafbff;
}

.form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.form__split {
    display: grid;
    gap: 1rem;
}

.form__group {
    display: flex;
    flex-direction: column;
    gap: 0.45rem;
}

.form__group label {
    font-weight: 600;
}

input[type="text"],
input[type="email"],
input[type="date"],
input[type="datetime-local"],
select,
textarea {
    border-radius: var(--radius-sm);
    border: 1px solid var(--color-border);
    padding: 0.6rem 0.75rem;
    font-size: 1rem;
    background: #fff;
}

textarea {
    resize: vertical;
}

.form__actions {
    display: flex;
    justify-content: flex-end;
    gap: 0.75rem;
}

.form--inline {
    flex-direction: row;
    flex-wrap: wrap;
    align-items: flex-end;
    gap: 1rem;
}

.form__group--grow {
    flex: 1 1 240px;
}

.list {
    list-style: none;
    margin: 0;
    padding: 0;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    background: #fff;
}

.list__item {
    padding: 0.75rem 1rem;
    border-bottom: 1px solid var(--color-border);
}

.list__item:last-child {
    border-bottom: 0;
}

.success-summary {
    background: rgba(28, 156, 99, 0.12);
    color: var(--color-success);
    border: 1px solid rgba(28, 156, 99, 0.4);
    border-radius: var(--radius-sm);
    padding: 1rem;
    line-height: 1.6;
}

.success-summary ul {
    list-style: none;
    margin: 0.5rem 0 0;
    padding: 0;
    color: inherit;
}

.success-summary li {
    margin-bottom: 0.25rem;
}

.success-summary .status-ok {
    color: var(--color-success);
    font-weight: 600;
}

.success-summary .status-warning {
    color: var(--color-danger);
    font-weight: 600;
}

.analytics-form {
    gap: 0;
}

.analytics-form__row {
    display: grid;
    grid-template-columns: minmax(0, 320px) minmax(0, 1fr);
    gap: 1.5rem;
}

.analytics-form__field select {
    min-height: 200px;
}

.analytics-form__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: 0.75rem;
}

.analytics-filters {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 1rem;
    align-items: start;
}

.analytics-form__buttons {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.analytics-feedback {
    background: rgba(47, 111, 235, 0.1);
    border: 1px solid rgba(47, 111, 235, 0.25);
    padding: 1rem;
    border-radius: var(--radius-sm);
    color: var(--color-primary);
    margin-bottom: 1.5rem;
}

.analytics-feedback.is-error {
    background: rgba(216, 58, 86, 0.12);
    border-color: rgba(216, 58, 86, 0.4);
    color: var(--color-danger);
}

.analytics-feedback.is-warn {
    background: rgba(255, 193, 7, 0.18);
    border-color: rgba(255, 193, 7, 0.35);
    color: #8a6d3b;
}


.analytics-tabs {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-bottom: 1.25rem;
}

.analytics-tab {
    border: 0;
    background: var(--color-surface-alt);
    color: var(--color-text-muted);
    padding: 0.6rem 1.4rem;
    border-radius: 999px;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.analytics-tab.is-active {
    background: var(--color-primary);
    color: #fff;
    box-shadow: 0 10px 20px rgba(47, 111, 235, 0.25);
}

.analytics-panels {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.analytics-panel {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    box-shadow: 0 12px 28px rgba(12, 18, 28, 0.08);
    padding: clamp(1.25rem, 2.5vw, 1.75rem);
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.analytics-panel[hidden] {
    display: none !important;
}

.analytics-panel__header h3 {
    margin: 0;
    font-size: 1.25rem;
}

.analytics-panel__header p {
    margin: 0.35rem 0 0;
    color: var(--color-text-muted);
    font-size: 0.95rem;
}

.analytics-panel__body {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.analytics-panel__body canvas {
    width: 100%;
    min-height: clamp(280px, 45vh, 520px);
}

.analytics-panel__body--table {
    display: block;
}

.analytics-panel__body--table .table-wrapper {
    max-height: 60vh;
    overflow: auto;
}

.confirmation-modal {
    position: fixed;
    inset: 0;
    display: none;
    align-items: center;
    justify-content: center;
    background: rgba(12, 18, 28, 0.45);
    z-index: 160;
    backdrop-filter: blur(1px);
}

.confirmation-modal:not([hidden]) {
    display: flex;
}

.confirmation-modal__dialog {
    background: var(--color-surface);
    border-radius: var(--radius-md);
    box-shadow: 0 22px 44px rgba(12, 18, 28, 0.2);
    padding: clamp(1.5rem, 3vw, 2rem);
    width: min(420px, 92vw);
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.confirmation-modal__message {
    margin: 0;
    color: var(--color-text-muted);
    line-height: 1.4;
}

.confirmation-modal__label {
    font-weight: 600;
}

.confirmation-modal__input {
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    padding: 0.65rem 0.75rem;
    font-size: 1.1rem;
    letter-spacing: 0.2em;
    text-align: center;
}

.confirmation-modal__input:focus {
    border-color: var(--color-primary);
    outline: 2px solid rgba(47, 111, 235, 0.25);
}

.confirmation-modal__actions {
    display: flex;
    justify-content: flex-end;
    gap: 0.75rem;
}

.analytics-table-wrapper {
    margin-top: 2rem;
}

.analytics-table-wrapper h3 {
    margin: 0 0 0.75rem;
}

.analytics-total-row {
    background: #eef2ff;
    font-weight: 600;
}

.map-editor-controls {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: 1rem;
}

.map-editor-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.map-editor-layout {
    display: grid;
    grid-template-columns: minmax(0, 2fr) minmax(280px, 1fr);
    gap: 1.5rem;
    align-items: start;
}

.map-editor-canvas {
    position: relative;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    background: #fff;
    overflow: auto;
}

#map-editor-canvas {
    display: block;
    width: 100%;
    height: auto;
}

.map-editor-panel {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    background: var(--color-surface-alt);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    padding: 1.25rem;
}

.map-editor-panel__section h3 {
    margin: 0 0 0.35rem;
}

.map-editor-panel__section p {
    margin: 0 0 0.75rem;
    color: var(--color-text-muted);
    font-size: 0.9rem;
}

.map-editor-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.map-editor-list li {
    background: #fff;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    padding: 0.65rem 0.9rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 0.75rem;
}

.map-editor-list button {
    border: 0;
    background: transparent;
    color: var(--color-danger);
    cursor: pointer;
    font-weight: 600;
}

.map-editor-hint {
    margin-top: 1rem;
    color: var(--color-text-muted);
    font-size: 0.9rem;
}


.toast {
    position: fixed;
    bottom: 1.5rem;
    right: 1.5rem;
    background: var(--color-primary);
    color: #fff;
    border-radius: var(--radius-sm);
    padding: 0.85rem 1.25rem;
    box-shadow: var(--shadow);
    opacity: 0;
    transform: translateY(10px);
    transition: opacity 0.25s ease, transform 0.25s ease;
    pointer-events: none;
}

.toast.is-visible {
    opacity: 1;
    transform: translateY(0);
}

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

.delete-button:hover {
    background: #b02a42;
}

.app-footer {
    padding: 1.5rem clamp(1rem, 3vw, 3rem);
    text-align: right;
    color: var(--color-text-muted);
}

.badge {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    border-radius: 999px;
    padding: 0.3rem 0.75rem;
    background: var(--color-border);
    color: var(--color-text-muted);
}

.badge--free {
    background: rgba(28, 156, 99, 0.15);
    color: var(--color-success);
}

.badge--busy {
    background: rgba(216, 58, 86, 0.15);
    color: var(--color-danger);
}

.map-controls {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.map-layout {
    display: grid;
    grid-template-columns: minmax(0, 2fr) minmax(0, 1fr);
    gap: 1.5rem;
    align-items: start;
}

.map-canvas-wrapper {
    position: relative;
    border-radius: var(--radius-sm);
    border: 1px solid var(--color-border);
    background: #fff;
    overflow: auto;
    min-height: 260px;
}

#map-canvas {
    display: block;
    width: 100%;
    height: auto;
}

.map-loading {
    position: absolute;
    inset: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    background: rgba(244, 246, 251, 0.86);
    color: var(--color-text-muted);
    font-weight: 600;
    letter-spacing: 0.05em;
}

.map-loading[hidden] {
    display: none !important;
}

.map-tooltip {
    position: fixed;
    background: rgba(28, 35, 51, 0.9);
    color: #fff;
    font-size: 0.75rem;
    padding: 0.4rem 0.6rem;
    border-radius: var(--radius-sm);
    pointer-events: none;
    transform: translate(-50%, -100%);
    z-index: 999;
}

.map-info {
    background: var(--color-surface-alt);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    padding: 1.25rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    min-height: 100%;
}

.map-info__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.map-info__header h3 {
    margin: 0;
}

.map-info__body {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.map-form .form__actions {
    flex-direction: column;
    align-items: stretch;
}

.map-info__list h4 {
    margin: 0;
    font-size: 1rem;
}

.map-meetings {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.map-meetings__item {
    background: #fff;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    padding: 0.75rem 1rem;
    font-size: 0.9rem;
    line-height: 1.4;
}

.map-meetings__item strong {
    display: block;
    margin-bottom: 0.25rem;
}

.map-legend {
    display: flex;
    gap: 1.5rem;
    margin-top: 1rem;
    color: var(--color-text-muted);
    font-size: 0.9rem;
}

.legend-swatch {
    display: inline-flex;
    width: 16px;
    height: 16px;
    border-radius: 4px;
    margin-right: 0.5rem;
    border: 1px solid rgba(0, 0, 0, 0.1);
}

.legend-swatch--free {
    background: rgba(28, 156, 99, 0.3);
    border-color: var(--color-success);
}

.legend-swatch--busy {
    background: rgba(216, 58, 86, 0.3);
    border-color: var(--color-danger);
}

body.login-layout {
    align-items: center;
    justify-content: center;
    padding: 2rem;
}

.login-card {
    background: var(--color-surface);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow);
    max-width: 420px;
    width: 100%;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    padding: 2.5rem;
    text-align: center;
}

.login-card__logo {
    width: 180px;
    margin: 0 auto 0.5rem;
}

.login-card__lead {
    margin: 0;
    font-size: 1.1rem;
    font-weight: 600;
}

.login-card__hint {
    margin: 0;
    color: var(--color-text-muted);
    font-size: 0.95rem;
}

.login-card__actions {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    margin-top: 0.5rem;
}

.login-button {
    width: 100%;
    justify-content: center;
}

.login-alert {
    background: rgba(216, 58, 86, 0.12);
    color: var(--color-danger);
    padding: 0.75rem 1rem;
    border-radius: var(--radius-sm);
    border: 1px solid rgba(216, 58, 86, 0.3);
    font-weight: 500;
}

.login-card__footer {
    margin-top: 1rem;
    color: var(--color-text-muted);
    font-size: 0.85rem;
}

@media (max-width: 960px) {
    .card__controls {
        flex-direction: column;
        align-items: stretch;
    }

    table {
        min-width: auto;
    }

    .map-layout {
        grid-template-columns: 1fr;
    }

    .map-info {
        order: -1;
    }

    .analytics-form__row {
        grid-template-columns: 1fr;
    }

    .analytics-filters {
        grid-template-columns: 1fr;
    }

    .map-editor-layout {
        grid-template-columns: 1fr;
    }

    .map-editor-panel {
        order: -1;
    }
}

@media (max-width: 600px) {
    .branding {
        flex-direction: column;
        align-items: flex-start;
    }

    .main-nav {
        justify-content: space-between;
    }

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

    .form--inline {
        flex-direction: column;
        align-items: stretch;
    }

    .map-controls {
        flex-direction: column;
        align-items: stretch;
    }

    .analytics-form__row {
        grid-template-columns: 1fr;
    }

    .analytics-filters {
        grid-template-columns: 1fr;
    }

    .analytics-form__field select {
        min-height: 160px;
    }

    .analytics-form__actions {
        justify-content: space-between;
    }

    .map-editor-actions {
        flex-direction: column;
        align-items: stretch;
    }

    .map-editor-layout {
        grid-template-columns: 1fr;
    }

    .map-editor-panel {
        order: -1;
    }

    .toast {
        left: 1.5rem;
        right: 1.5rem;
    }
}

@media (max-width: 600px) {
    .nav-button {
        flex: 1 0 auto;
        scroll-snap-align: center;
    }

    .card {
        padding: 1.1rem;
    }
}

@media (max-width: 420px) {
    .app-header {
        padding: 1rem;
    }

    .app-body {
        padding: 1rem;
        gap: 1.5rem;
    }
}