:root {
    --color-primary: #dc143c;
    --color-primary-dark: #b01030;
    --color-bg: #1a1a1a;
    --color-surface: #2d2d2d;
    --color-text: #ffffff;
    --color-text-muted: #999999;
}

html, body {
    font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;
    background-color: var(--color-bg);
    color: var(--color-text);
    margin: 0;
}

a, .btn-link {
    color: var(--color-primary);
}

h1:focus {
    outline: none;
}

.content {
    padding-top: 1.1rem;
}

/* ===== Home / Timer Page ===== */

.home-page {
    display: flex;
    flex-direction: column;
    align-items: center;
    max-width: 600px;
    margin: 0 auto;
}

.timer-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2rem;
    padding: 2rem 0;
}

.timer-circle {
    width: 280px;
    height: 280px;
    border-radius: 50%;
    border: 6px solid #555;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    transition: border-color 0.3s, box-shadow 0.3s;
}

.timer-circle.idle {
    border-color: #555;
}

.timer-circle.working {
    border-color: var(--color-primary);
    box-shadow: 0 0 40px rgba(220, 20, 60, 0.3);
}

.timer-circle.resting {
    border-color: #4caf50;
    box-shadow: 0 0 40px rgba(76, 175, 80, 0.3);
}

.timer-time {
    font-size: 4rem;
    font-weight: bold;
    color: #fff;
    font-variant-numeric: tabular-nums;
}

.timer-label {
    font-size: 0.9rem;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.2em;
    margin-top: 0.25rem;
}

.timer-controls {
    display: flex;
    gap: 1rem;
}

.btn-timer {
    padding: 0.9rem 3rem;
    font-size: 1.1rem;
    font-weight: bold;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    transition: background-color 0.2s;
}

.btn-start {
    background-color: var(--color-primary);
    color: white;
}

.btn-start:hover {
    background-color: var(--color-primary-dark);
}

.btn-finish {
    background-color: var(--color-primary);
    color: white;
}

.btn-finish:hover {
    background-color: var(--color-primary-dark);
}

.btn-stop {
    background-color: #333;
    color: var(--color-text-muted);
    border: 2px solid #555;
}

.btn-stop:hover {
    background-color: #555;
    color: white;
}

.category-row {
    margin-bottom: 2rem;
}

.category-select {
    padding: 0.5rem 1rem;
    background-color: var(--color-surface);
    color: #fff;
    border: 1px solid #555;
    border-radius: 8px;
    font-size: 1rem;
    cursor: pointer;
    min-width: 200px;
}

.category-select:focus {
    outline: none;
    border-color: var(--color-primary);
}

.todays-section {
    width: 100%;
}

.section-title {
    color: var(--color-primary);
    margin-bottom: 1rem;
    font-size: 1.2rem;
}

/* ===== Activity Log List ===== */

.no-logs {
    color: #777;
    text-align: center;
    padding: 1rem;
}

.log-list {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.log-time {
    color: var(--color-text-muted);
    font-size: 0.9rem;
    min-width: 50px;
}

.log-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1rem;
    background-color: var(--color-surface);
    border-radius: 8px;
    border-left: 3px solid var(--color-primary);
}

.log-edit-fields {
    display: flex;
    gap: 0.5rem;
    align-items: center;
    flex: 1;
}

.log-category-select {
    padding: 0.35rem 0.5rem;
    background-color: var(--color-bg);
    color: #fff;
    border: 1px solid #555;
    border-radius: 6px;
    font-size: 0.85rem;
    flex: 1;
}

.log-category-select:focus {
    outline: none;
    border-color: var(--color-primary);
}

.log-minutes-input {
    width: 55px;
    padding: 0.35rem 0.5rem;
    background-color: var(--color-bg);
    color: #fff;
    border: 1px solid #555;
    border-radius: 6px;
    font-size: 0.85rem;
    text-align: center;
    -moz-appearance: textfield;
}

.log-minutes-input::-webkit-outer-spin-button,
.log-minutes-input::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

.log-minutes-input:focus {
    outline: none;
    border-color: var(--color-primary);
}

.log-minutes-label {
    color: var(--color-text-muted);
    font-size: 0.85rem;
}

.btn-log-save {
    background: none;
    border: 1px solid #555;
    border-radius: 6px;
    padding: 0.3rem 0.6rem;
    cursor: pointer;
    font-size: 0.8rem;
    color: var(--color-text-muted);
    transition: border-color 0.2s, color 0.2s;
}

.btn-log-save:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
}

.btn-log-save.hidden {
    visibility: hidden;
}

.btn-log-delete {
    background: none;
    border: none;
    padding: 0.25rem;
    cursor: pointer;
    opacity: 0.4;
    flex-shrink: 0;
    line-height: 0;
}

.btn-log-delete:hover {
    opacity: 1;
}

.delete-icon {
    display: block;
    width: 24px;
    height: 24px;
    background-color: #aaa;
    -webkit-mask: url('/delete.svg') no-repeat center;
    mask: url('/delete.svg') no-repeat center;
    -webkit-mask-size: contain;
    mask-size: contain;
}

.btn-log-delete:hover .delete-icon {
    background-color: var(--color-primary);
}

/* ===== Login Page ===== */

.auth-page {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    background-color: var(--color-bg);
}

.login-card {
    background-color: var(--color-surface);
    border: 2px solid var(--color-primary);
    border-radius: 12px;
    padding: 2.5rem;
    width: 100%;
    max-width: 400px;
    text-align: center;
}

.login-title {
    color: var(--color-primary);
    font-size: 2.5rem;
    margin: 0 0 0.25rem;
    font-weight: bold;
}

.login-subtitle {
    color: #ccc;
    margin: 0 0 1.5rem;
    font-size: 1rem;
}

.form-group {
    margin-bottom: 1rem;
}

.form-input {
    width: 100%;
    padding: 0.75rem 1rem;
    background-color: var(--color-bg);
    border: 1px solid #555;
    border-radius: 8px;
    color: #fff;
    font-size: 1rem;
    box-sizing: border-box;
}

.form-input:focus {
    outline: none;
    border-color: var(--color-primary);
}

.error-message {
    color: #ff4444;
    margin-bottom: 1rem;
    font-size: 0.9rem;
}

.btn-submit {
    width: 100%;
    padding: 0.75rem;
    background-color: var(--color-primary);
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 1.1rem;
    cursor: pointer;
    font-weight: bold;
}

.btn-submit:hover {
    background-color: var(--color-primary-dark);
}

.btn-toggle {
    display: inline-block;
    background: none;
    border: none;
    color: #999;
    cursor: pointer;
    margin-top: 1rem;
    font-size: 0.85rem;
    text-decoration: none;
}

.btn-toggle:hover {
    color: var(--color-primary);
}

.divider {
    display: flex;
    align-items: center;
    margin: 1rem 0;
    color: #666;
    font-size: 0.85rem;
}

.divider::before,
.divider::after {
    content: '';
    flex: 1;
    border-top: 1px solid #333;
}

.divider span {
    padding: 0 0.75rem;
}

.btn-google {
    display: block;
    width: 100%;
    padding: 0.75rem;
    background-color: #fff;
    color: #333;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    cursor: pointer;
    font-weight: bold;
    text-align: center;
    text-decoration: none;
    box-sizing: border-box;
}

.btn-google:hover {
    background-color: #e8e8e8;
    color: #111;
}

/* ===== Settings Page ===== */

.settings-page {
    max-width: 500px;
    margin: 0 auto;
    padding: 1rem;
}

.page-title {
    color: var(--color-primary);
    margin-bottom: 2rem;
}

.settings-section {
    background-color: var(--color-surface);
    border-radius: 12px;
    padding: 1.5rem;
    margin-bottom: 1.5rem;
}

.settings-section .section-title {
    color: #fff;
    margin: 0 0 1rem;
    font-size: 1.1rem;
}

.settings-section .section-desc {
    color: #999;
    font-size: 0.85rem;
    margin: -0.5rem 0 1rem;
}

.file-input {
    color: #ccc;
    font-size: 0.9rem;
    cursor: pointer;
}

.file-input::file-selector-button {
    background-color: var(--color-primary);
    color: white;
    border: none;
    border-radius: 6px;
    padding: 0.5rem 1rem;
    margin-right: 0.75rem;
    cursor: pointer;
    font-size: 0.9rem;
    font-weight: bold;
}

.file-input::file-selector-button:hover {
    background-color: var(--color-primary-dark);
}

.import-status {
    display: block;
    margin-top: 0.5rem;
    color: #999;
    font-size: 0.9rem;
}

.form-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 0.75rem;
}

.form-row label {
    color: #ccc;
}

.num-input {
    width: 80px;
    text-align: center;
    -moz-appearance: textfield;
}

.num-input::-webkit-outer-spin-button,
.num-input::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

.btn-save {
    background-color: var(--color-primary);
    color: white;
    border: none;
    border-radius: 6px;
    padding: 0.5rem 1.5rem;
    cursor: pointer;
    font-weight: bold;
    margin-top: 0.5rem;
}

.btn-save:hover {
    background-color: var(--color-primary-dark);
}

.save-msg {
    color: #4caf50;
    margin-left: 1rem;
    font-size: 0.9rem;
}

.category-list {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.category-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.5rem 0.75rem;
    background-color: var(--color-bg);
    border-radius: 6px;
    color: #fff;
}

.btn-delete {
    background: none;
    border: none;
    color: var(--color-primary);
    font-size: 1.3rem;
    cursor: pointer;
    padding: 0 0.25rem;
    line-height: 1;
}

.btn-delete:hover {
    color: #ff4444;
}

.add-category {
    display: flex;
    gap: 0.5rem;
}

.add-category .form-input {
    flex: 1;
}

.btn-add {
    background-color: var(--color-primary);
    color: white;
    border: none;
    border-radius: 6px;
    padding: 0.5rem 1rem;
    cursor: pointer;
    font-weight: bold;
}

.btn-add:hover {
    background-color: var(--color-primary-dark);
}

.error-msg {
    color: #ff4444;
    font-size: 0.85rem;
    margin-top: 0.5rem;
}

/* ===== Statistics Page ===== */

.stats-page {
    max-width: 800px;
    margin: 0 auto;
    padding: 1rem;
}

.period-buttons {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
}

.btn-period {
    padding: 0.5rem 1rem;
    background-color: var(--color-surface);
    color: #ccc;
    border: 1px solid #555;
    border-radius: 6px;
    cursor: pointer;
    font-size: 0.9rem;
    transition: all 0.2s;
}

.btn-period:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
}

.btn-period.active {
    background-color: var(--color-primary);
    color: white;
    border-color: var(--color-primary);
}

.chart-container {
    background-color: var(--color-surface);
    border-radius: 12px;
    padding: 1.5rem;
    height: 400px;
    position: relative;
}

.chart-container > div {
    height: 100% !important;
    width: 100% !important;
}

.stats-tiles {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
    margin-top: 1rem;
}

.stats-tile {
    background-color: var(--color-surface);
    border-radius: 12px;
    padding: 1.25rem 1.5rem;
    text-align: center;
}

.stats-tile-value {
    font-size: 1.75rem;
    font-weight: bold;
    color: var(--color-primary);
}

.stats-tile-label {
    font-size: 0.8rem;
    color: #999;
    margin-top: 0.25rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* ===== Stats Log Section ===== */

.stats-log-section {
    margin-top: 2rem;
}

.pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    margin-top: 1rem;
    padding: 0.5rem 0;
}

.btn-page {
    background-color: var(--color-surface);
    color: var(--color-text);
    border: 1px solid #444;
    border-radius: 6px;
    padding: 0.4rem 1rem;
    cursor: pointer;
    font-size: 0.9rem;
    transition: background-color 0.15s;
}

.btn-page:hover:not(:disabled) {
    background-color: #2a2a2a;
}

.btn-page:disabled {
    opacity: 0.35;
    cursor: default;
}

.page-info {
    color: #999;
    font-size: 0.9rem;
}

/* ===== Groups Page ===== */

.groups-page {
    max-width: 600px;
    margin: 0 auto;
    padding: 1rem;
}

.groups-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

.groups-header .page-title {
    margin: 0;
}

.group-list {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.group-card {
    background-color: var(--color-surface);
    border-radius: 8px;
    padding: 1rem 1.25rem;
    border-left: 3px solid var(--color-primary);
    transition: background-color 0.2s;
}

.group-card:hover:not(.group-banned) {
    background-color: #3a3a3a;
}

.group-banned {
    opacity: 0.5;
    border-left-color: #555;
}

.group-card-header {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.25rem;
    min-width: 0;
}

.group-card-name {
    font-weight: bold;
    font-size: 1.05rem;
    overflow-wrap: break-word;
    word-break: break-word;
    min-width: 0;
}

.group-badge {
    font-size: 0.7rem;
    padding: 0.15rem 0.5rem;
    border-radius: 4px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-weight: bold;
}

.owner-badge {
    background-color: var(--color-primary);
    color: white;
}

.banned-badge {
    background-color: #555;
    color: #ccc;
}

.group-card-meta {
    display: flex;
    gap: 1rem;
    color: var(--color-text-muted);
    font-size: 0.85rem;
}

/* ===== Join Group Page ===== */

.join-page {
    display: flex;
    justify-content: center;
    padding-top: 3rem;
}

.join-card {
    background-color: var(--color-surface);
    border: 2px solid var(--color-primary);
    border-radius: 12px;
    padding: 2.5rem;
    max-width: 400px;
    text-align: center;
}

.join-title {
    color: var(--color-primary);
    margin: 0 0 0.5rem;
}

.join-description {
    color: #ccc;
    margin: 0 0 0.5rem;
    overflow-wrap: break-word;
    word-break: break-all;
}

.join-error {
    color: #ff4444;
}

/* ===== Group Detail Page ===== */

.group-detail-page {
    max-width: 700px;
    margin: 0 auto;
    padding: 1rem;
    overflow-wrap: break-word;
    word-break: break-word;
}

.group-detail-header {
    margin-bottom: 1rem;
}

.invite-section {
    margin-bottom: 1.5rem;
}

.invite-row {
    display: flex;
    gap: 0.5rem;
    margin-top: 0.25rem;
}

.invite-row .form-input {
    flex: 1;
    font-size: 0.85rem;
    color: var(--color-text-muted);
}

/* ===== Rating Table ===== */

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

.rating-table th {
    color: var(--color-text-muted);
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 0.5rem 0.75rem;
    text-align: left;
    border-bottom: 1px solid #444;
}

.rating-table td {
    padding: 0.6rem 0.75rem;
    border-bottom: 1px solid #333;
}

.rating-col-rank {
    width: 40px;
    color: var(--color-text-muted);
}

.rating-col-time {
    width: 100px;
    text-align: right;
    font-variant-numeric: tabular-nums;
    color: var(--color-primary);
    font-weight: bold;
}

.rating-col-action {
    width: 80px;
    text-align: right;
}

.rating-row-banned {
    opacity: 0.5;
}

.banned-separator td {
    border-bottom: none;
}

.btn-ban {
    background: none;
    border: 1px solid #555;
    color: var(--color-text-muted);
    border-radius: 4px;
    padding: 0.2rem 0.6rem;
    font-size: 0.8rem;
    cursor: pointer;
    white-space: nowrap;
}

.btn-ban:hover {
    border-color: #ff4444;
    color: #ff4444;
}

.btn-unban {
    background: none;
    border: 1px solid #555;
    color: var(--color-text-muted);
    border-radius: 4px;
    padding: 0.2rem 0.6rem;
    font-size: 0.8rem;
    cursor: pointer;
    white-space: nowrap;
}

.btn-unban:hover {
    border-color: #4caf50;
    color: #4caf50;
}

.btn-danger {
    background-color: #cc3333;
    color: white;
    border: none;
    border-radius: 6px;
    padding: 0.5rem 1.5rem;
    cursor: pointer;
    font-weight: bold;
    margin-top: 0.5rem;
}

.btn-danger:hover {
    background-color: #aa2222;
}

/* ===== Confirm Dialog (dark theme) ===== */

.modal-content {
    background-color: var(--color-surface);
    color: #fff;
    border: 1px solid #444;
}

.modal-header {
    border-bottom-color: #444;
}

.modal-footer {
    border-top-color: #444;
}

.modal-title {
    color: #fff;
}

.btn-close {
    filter: invert(1);
}

/* ===== Error UI ===== */

#blazor-error-ui {
    background-color: var(--color-surface);
    color: var(--color-primary);
    border-top: 2px solid var(--color-primary);
}