/* ============================================================
   BRUTALIST TYPOGRAPHY DESIGN SYSTEM
   Space Grotesk (display) + JetBrains Mono (body)
   Sharp corners · Thick borders · No shadows · High contrast
   ============================================================ */

:root {
    --theme-color: #c2185b;
    --theme-color-hover: #ad1457;
    --theme-color-light: rgba(194, 24, 91, 0.1);
    --bg-color: #f0f0f0;
    --bg-secondary: #e8e8e8;
    --bg-tertiary: #e0e0e0;
    --text-primary: #1a1a1a;
    --text-secondary: #3a3a3a;
    --text-muted: #777777;
    --text-heading: #000000;
    --border-color: #1a1a1a;
    --border-light: #c0c0c0;
    --ring-bg: #d0d0d0;
    --card-bg: #ffffff;
    --shadow-color: none;
    --shadow-dropdown: none;
    --font-display: 'Space Grotesk', sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
    --border-w: 2px;
}

/* System dark mode */
@media (prefers-color-scheme: dark) {
    :root:not([data-theme]) {
        --bg-color: #0a0a0a;
        --bg-secondary: #141414;
        --bg-tertiary: #1e1e1e;
        --text-primary: #e0e0e0;
        --text-secondary: #b0b0b0;
        --text-muted: #666666;
        --text-heading: #ffffff;
        --border-color: #e0e0e0;
        --border-light: #333333;
        --ring-bg: #222222;
        --card-bg: #111111;
    }
}

/* Manual dark mode override */
body.dark-mode {
    --bg-color: #0a0a0a;
    --bg-secondary: #141414;
    --bg-tertiary: #1e1e1e;
    --text-primary: #e0e0e0;
    --text-secondary: #b0b0b0;
    --text-muted: #666666;
    --text-heading: #ffffff;
    --border-color: #e0e0e0;
    --border-light: #333333;
    --ring-bg: #222222;
    --card-bg: #111111;
}

/* Manual light mode override */
body.light-mode {
    --bg-color: #f0f0f0;
    --bg-secondary: #e8e8e8;
    --bg-tertiary: #e0e0e0;
    --text-primary: #1a1a1a;
    --text-secondary: #3a3a3a;
    --text-muted: #777777;
    --text-heading: #000000;
    --border-color: #1a1a1a;
    --border-light: #c0c0c0;
    --ring-bg: #d0d0d0;
    --card-bg: #ffffff;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-mono);
    background: var(--bg-color);
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    transition: background-color 0.15s ease;
    -webkit-font-smoothing: antialiased;
}

.container {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 64px 20px 40px;
    width: 100%;
    max-width: 420px;
}

/* ===== Top Buttons ===== */
.top-buttons-left {
    position: absolute;
    top: 10px;
    left: 10px;
}

.top-buttons {
    position: absolute;
    top: 10px;
    right: 10px;
    display: flex;
    gap: 4px;
}

.btn-icon {
    width: 40px;
    height: 40px;
    border: var(--border-w) solid var(--border-color);
    background: var(--card-bg);
    cursor: pointer;
    border-radius: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background-color 0.1s;
}

.btn-icon:hover {
    background: var(--theme-color);
}

.btn-icon:hover svg {
    fill: white;
}

.btn-icon svg {
    width: 22px;
    height: 22px;
    fill: var(--text-primary);
    overflow: visible;
}
.input-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.input-group label {
    font-size: 10px;
    font-weight: 700;
    font-family: var(--font-mono);
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 2px;
    padding-left: 0;
}

.input-group input {
    width: 100%;
    padding: 12px 14px;
    border: var(--border-w) solid var(--border-color);
    border-radius: 0;
    font-size: 14px;
    font-family: var(--font-mono);
    color: var(--text-primary);
    background: var(--card-bg);
    transition: border-color 0.1s;
}

.input-group input:hover {
    border-color: var(--theme-color);
}

.input-group input:focus {
    outline: none;
    border-color: var(--theme-color);
    background: var(--card-bg);
    box-shadow: 4px 4px 0 var(--theme-color);
}

.input-group input::placeholder {
    color: var(--text-muted);
    font-family: var(--font-mono);
}

/* ===== Dropdown ===== */
.dropdown-group {
    position: relative;
}

.dropdown-wrapper {
    position: relative;
}

.dropdown-wrapper input {
    padding-right: 44px;
}

.btn-dropdown {
    position: absolute;
    right: 2px;
    top: 50%;
    transform: translateY(-50%);
    width: 36px;
    height: 36px;
    border: none;
    background: transparent;
    cursor: pointer;
    border-radius: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

.btn-dropdown:hover {
    background: var(--bg-tertiary);
}

.btn-dropdown svg {
    width: 24px;
    height: 24px;
    fill: var(--text-primary);
}

.dropdown-menu {
    position: absolute;
    top: calc(100% + 2px);
    left: 0;
    right: 0;
    background: var(--card-bg);
    border: var(--border-w) solid var(--border-color);
    border-radius: 0;
    z-index: 100;
    max-height: 200px;
    overflow-y: auto;
    display: none;
}

.dropdown-menu.open {
    display: block;
}

.dropdown-group-header {
    padding: 8px 14px 6px;
    font-size: 9px;
    font-weight: 700;
    font-family: var(--font-mono);
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--text-muted);
    border-bottom: 1px solid var(--border-light);
    pointer-events: none;
    user-select: none;
}

.task-group-header {
    font-size: 9px;
    font-weight: 700;
    font-family: var(--font-mono);
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--text-muted);
    padding: 12px 14px 6px;
    border-bottom: 1px solid var(--border-light);
}

.dropdown-item {
    padding: 10px 14px;
    cursor: pointer;
    font-size: 13px;
    font-family: var(--font-mono);
    color: var(--text-primary);
    border-radius: 0;
    transition: background-color 0.05s;
}

.dropdown-item:first-child { border-radius: 0; }
.dropdown-item:last-child { border-radius: 0; }
.dropdown-item:only-child { border-radius: 0; }

.dropdown-item:hover {
    background: var(--theme-color);
    color: white;
}

.dropdown-empty {
    padding: 16px;
    text-align: center;
    color: var(--text-muted);
    font-size: 13px;
    font-family: var(--font-mono);
}

/* Dropdown item with edit action */
.dropdown-item-with-actions {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 8px 12px 8px 14px;
}

.dropdown-item-with-actions .dropdown-item-content {
    display: flex;
    align-items: center;
    flex: 1;
    min-width: 0;
    cursor: pointer;
}

.dropdown-item-with-actions .dropdown-item-text {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.btn-dropdown-edit {
    width: 26px;
    height: 26px;
    border: 1px solid var(--border-light);
    background: transparent;
    cursor: pointer;
    border-radius: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.1s;
    flex-shrink: 0;
    margin-left: 8px;
}

.dropdown-item-with-actions:hover .btn-dropdown-edit {
    opacity: 1;
}

.btn-dropdown-edit:hover {
    background: var(--theme-color);
    border-color: var(--theme-color);
}

.btn-dropdown-edit svg {
    width: 14px;
    height: 14px;
    fill: var(--text-muted);
}

.btn-dropdown-edit:hover svg {
    fill: white;
}

/* ===== Timer Ring ===== */
.timer-ring {
    position: relative;
    width: 320px;
    height: 320px;
    margin-bottom: 30px;
}

.progress-ring {
    width: 100%;
    height: 100%;
    transform: rotate(-90deg);
}

.progress-ring-bg {
    fill: none;
    stroke: var(--ring-bg);
    stroke-width: 8;
}

.progress-ring-circle {
    fill: none;
    stroke: var(--theme-color);
    stroke-width: 8;
    stroke-linecap: square;
    stroke-dasharray: 942.48;
    stroke-dashoffset: 0;
    transition: stroke-dashoffset 0.3s ease;
}

.time-display {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 64px;
    font-weight: 700;
    font-family: var(--font-display);
    color: var(--text-heading);
    letter-spacing: -3px;
    user-select: none;
}

/* ===== Controls ===== */
.controls {
    display: flex;
    gap: 16px;
    margin-bottom: 24px;
}

.btn-play,
.btn-reset {
    border: var(--border-w) solid var(--border-color);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.1s;
}

.btn-play:hover,
.btn-reset:hover {
    transform: scale(1.03);
}

.btn-play:active,
.btn-reset:active {
    transform: scale(0.97);
}

.btn-play {
    width: 56px;
    height: 56px;
    border-radius: 0;
    background: var(--theme-color);
}

.btn-play:hover {
    background: var(--theme-color-hover);
}

.btn-play svg {
    width: 24px;
    height: 24px;
    fill: white;
}

.btn-play .icon-play {
    margin-left: 3px;
}

.btn-reset {
    width: 56px;
    height: 56px;
    border-radius: 0;
    background: var(--card-bg);
}

.btn-reset:hover {
    background: var(--bg-secondary);
}

.btn-reset svg {
    width: 24px;
    height: 24px;
    fill: var(--text-primary);
}

.btn-save-stop {
    width: 56px;
    height: 56px;
    border-radius: 0;
    background: #1a1a1a;
    border: var(--border-w) solid var(--border-color);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.1s;
}

.btn-save-stop:hover {
    background: #333;
    transform: scale(1.03);
}

.btn-save-stop:active {
    transform: scale(0.97);
}

.btn-save-stop svg {
    width: 24px;
    height: 24px;
    fill: white;
}

/* ===== Preset Buttons ===== */
.preset-buttons {
    display: flex;
    gap: 8px;
    margin-bottom: 32px;
}

.btn-preset {
    padding: 10px 20px;
    border: var(--border-w) solid var(--border-color);
    background: var(--card-bg);
    border-radius: 0;
    font-size: 13px;
    font-weight: 600;
    font-family: var(--font-mono);
    color: var(--text-primary);
    cursor: pointer;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: all 0.1s;
}

.btn-preset:hover {
    background: var(--text-heading);
    color: var(--card-bg);
}

.btn-preset.active {
    background: var(--theme-color);
    border-color: var(--theme-color);
    color: white;
}

/* ===== Input Section ===== */
.input-section {
    width: 100%;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.input-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.input-group label {
    font-size: 10px;
    font-weight: 700;
    font-family: var(--font-mono);
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 2px;
    padding-left: 0;
}

.input-group input {
    width: 100%;
    padding: 12px 14px;
    border: var(--border-w) solid var(--border-color);
    border-radius: 0;
    font-size: 14px;
    font-family: var(--font-mono);
    color: var(--text-primary);
    background: var(--card-bg);
    transition: border-color 0.1s;
}

.input-group input:hover {
    border-color: var(--theme-color);
}

.input-group input:focus {
    outline: none;
    border-color: var(--theme-color);
    background: var(--card-bg);
    box-shadow: 4px 4px 0 var(--theme-color);
}

.input-group input::placeholder {
    color: var(--text-muted);
    font-family: var(--font-mono);
}

/* ===== Dropdown ===== */
.dropdown-group {
    position: relative;
}

.dropdown-wrapper {
    position: relative;
}

.dropdown-wrapper input {
    padding-right: 44px;
}

.btn-dropdown {
    position: absolute;
    right: 2px;
    top: 50%;
    transform: translateY(-50%);
    width: 36px;
    height: 36px;
    border: none;
    background: transparent;
    cursor: pointer;
    border-radius: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

.btn-dropdown:hover {
    background: var(--bg-tertiary);
}

.btn-dropdown svg {
    width: 24px;
    height: 24px;
    fill: var(--text-primary);
}

.dropdown-menu {
    position: absolute;
    top: calc(100% + 2px);
    left: 0;
    right: 0;
    background: var(--card-bg);
    border: var(--border-w) solid var(--border-color);
    border-radius: 0;
    z-index: 100;
    max-height: 200px;
    overflow-y: auto;
    display: none;
}

.dropdown-menu.open {
    display: block;
}

.dropdown-group-header {
    padding: 8px 14px 6px;
    font-size: 9px;
    font-weight: 700;
    font-family: var(--font-mono);
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--text-muted);
    border-bottom: 1px solid var(--border-light);
    pointer-events: none;
    user-select: none;
}

.task-group-header {
    font-size: 9px;
    font-weight: 700;
    font-family: var(--font-mono);
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--text-muted);
    padding: 12px 14px 6px;
    border-bottom: 1px solid var(--border-light);
}

.dropdown-item {
    padding: 10px 14px;
    cursor: pointer;
    font-size: 13px;
    font-family: var(--font-mono);
    color: var(--text-primary);
    border-radius: 0;
    transition: background-color 0.05s;
}

.dropdown-item:first-child { border-radius: 0; }
.dropdown-item:last-child { border-radius: 0; }
.dropdown-item:only-child { border-radius: 0; }

.dropdown-item:hover {
    background: var(--theme-color);
    color: white;
}

.dropdown-empty {
    padding: 16px;
    text-align: center;
    color: var(--text-muted);
    font-size: 13px;
    font-family: var(--font-mono);
}

/* Dropdown item with edit action */
.dropdown-item-with-actions {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 8px 12px 8px 14px;
}

.dropdown-item-with-actions .dropdown-item-content {
    display: flex;
    align-items: center;
    flex: 1;
    min-width: 0;
    cursor: pointer;
}

.dropdown-item-with-actions .dropdown-item-text {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.btn-dropdown-edit {
    width: 26px;
    height: 26px;
    border: 1px solid var(--border-light);
    background: transparent;
    cursor: pointer;
    border-radius: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.1s;
    flex-shrink: 0;
    margin-left: 8px;
}

.dropdown-item-with-actions:hover .btn-dropdown-edit {
    opacity: 1;
}

.btn-dropdown-edit:hover {
    background: var(--theme-color);
    border-color: var(--theme-color);
}

.btn-dropdown-edit svg {
    width: 14px;
    height: 14px;
    fill: var(--text-muted);
}

.btn-dropdown-edit:hover svg {
    fill: white;
}

/* ===== Timer Running State ===== */
.input-section.disabled input,
.input-section.disabled .btn-dropdown {
    opacity: 0.4;
    pointer-events: none;
}

.preset-buttons.disabled .btn-preset {
    opacity: 0.4;
    pointer-events: none;
}

/* ===== Finished State ===== */
.timer-ring.finished .progress-ring-circle {
    stroke: var(--text-heading);
}

.timer-ring.finished .time-display {
    animation: pulse 1s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.3; }
}

.log-time-form {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.btn-log-time {
    padding: 12px 24px;
    background: var(--theme-color);
    border: var(--border-w) solid var(--theme-color);
    border-radius: 0;
    font-size: 13px;
    font-weight: 700;
    font-family: var(--font-mono);
    color: white;
    cursor: pointer;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-top: 8px;
}

.btn-log-time:hover {
    background: var(--theme-color-hover);
}

.btn-log-time:active {
    transform: scale(0.98);
}

/* ===== Modal ===== */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.15s;
}

.modal-overlay.open {
    opacity: 1;
    visibility: visible;
}

.modal {
    background: var(--card-bg);
    border: 3px solid var(--border-color);
    border-radius: 0;
    width: 90%;
    max-width: 400px;
    max-height: 80vh;
    overflow: hidden;
    transform: translateY(8px);
    transition: transform 0.15s;
}

.modal-overlay.open .modal {
    transform: translateY(0);
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    border-bottom: 3px solid var(--border-color);
}

.modal-header h2 {
    font-size: 14px;
    font-weight: 700;
    font-family: var(--font-mono);
    color: var(--text-heading);
    text-transform: uppercase;
    letter-spacing: 2px;
}

.btn-close {
    width: 32px;
    height: 32px;
    border: var(--border-w) solid var(--border-color);
    background: transparent;
    cursor: pointer;
    border-radius: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

.btn-close:hover {
    background: var(--text-heading);
}

.btn-close:hover svg {
    fill: var(--card-bg);
}

.btn-close svg {
    width: 18px;
    height: 18px;
    fill: var(--text-primary);
}

.modal-body {
    padding: 20px;
    overflow-y: auto;
    max-height: calc(80vh - 70px);
}

.setting-group {
    margin-bottom: 24px;
}

.setting-group:last-child {
    margin-bottom: 0;
}

.setting-group > label {
    display: block;
    font-size: 10px;
    font-weight: 700;
    font-family: var(--font-mono);
    color: var(--text-primary);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 12px;
}

/* ===== Color Options ===== */
.color-options {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.color-option {
    width: 36px;
    height: 36px;
    border-radius: 0;
    border: 3px solid transparent;
    cursor: pointer;
    transition: border-color 0.1s;
}

.color-option:hover {
    border-color: var(--text-muted);
}

.color-option.active {
    border-color: var(--text-heading);
}

/* ===== Task List in Settings ===== */
.task-list {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.task-list-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 14px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-light);
    border-radius: 0;
}

.task-list-item span {
    font-size: 13px;
    font-family: var(--font-mono);
    color: var(--text-primary);
    flex: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.item-actions {
    display: flex;
    gap: 4px;
}

.btn-edit-item {
    width: 28px;
    height: 28px;
    border: 1px solid var(--border-light);
    background: transparent;
    cursor: pointer;
    border-radius: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

.btn-edit-item:hover {
    background: var(--theme-color);
    border-color: var(--theme-color);
}

.btn-edit-item svg {
    width: 16px;
    height: 16px;
    fill: var(--text-muted);
}

.btn-edit-item:hover svg {
    fill: white;
}

.btn-delete-task {
    width: 28px;
    height: 28px;
    border: 1px solid var(--border-light);
    background: transparent;
    cursor: pointer;
    border-radius: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

.btn-delete-task:hover {
    background: #d32f2f;
    border-color: #d32f2f;
}

.btn-delete-task svg {
    width: 18px;
    height: 18px;
    fill: var(--text-muted);
}

.btn-delete-task:hover svg {
    fill: white;
}

.task-list-empty {
    padding: 20px;
    text-align: center;
    color: var(--text-muted);
    font-size: 13px;
    font-family: var(--font-mono);
    background: var(--bg-secondary);
    border: 1px solid var(--border-light);
    border-radius: 0;
}

/* ===== Sessions Section (Projects page) ===== */
.sessions-section-title {
    margin: 24px 0 8px;
    font-size: 12px;
    font-family: var(--font-mono);
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-muted);
}
.session-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 12px;
    border: 1px solid var(--border-light);
    border-bottom: none;
    font-size: 13px;
    background: var(--bg-secondary);
}
.session-item:last-child { border-bottom: 1px solid var(--border-light); }
.session-task { flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.session-project-tag {
    font-size: 11px;
    font-family: var(--font-mono);
    padding: 1px 6px;
    background: var(--bg-tertiary, #f0f0f0);
    border: 1px solid var(--border-light);
}
.session-meta {
    font-size: 11px;
    font-family: var(--font-mono);
    color: var(--text-muted);
    white-space: nowrap;
}

/* ===== Project List in Settings ===== */
.project-list {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.project-list-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 14px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-light);
    border-radius: 0;
}

.project-list-item span {
    font-size: 13px;
    font-family: var(--font-mono);
    color: var(--text-primary);
    flex: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.btn-delete-project {
    width: 28px;
    height: 28px;
    border: 1px solid var(--border-light);
    background: transparent;
    cursor: pointer;
    border-radius: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

.btn-delete-project:hover {
    background: #d32f2f;
    border-color: #d32f2f;
}

.btn-delete-project svg {
    width: 18px;
    height: 18px;
    fill: var(--text-muted);
}

.btn-delete-project:hover svg {
    fill: white;
}

.project-list-empty {
    padding: 20px;
    text-align: center;
    color: var(--text-muted);
    font-size: 13px;
    font-family: var(--font-mono);
    background: var(--bg-secondary);
    border: 1px solid var(--border-light);
    border-radius: 0;
}

/* ===== Project Color Picker ===== */
.project-color-picker {
    width: 28px;
    height: 28px;
    border: var(--border-w) solid var(--border-color);
    border-radius: 0;
    cursor: pointer;
    padding: 0;
    background: none;
    margin-right: 8px;
    flex-shrink: 0;
}

.project-color-picker::-webkit-color-swatch-wrapper { padding: 0; }
.project-color-picker::-webkit-color-swatch {
    border: none;
    border-radius: 0;
}
.project-color-picker::-moz-color-swatch {
    border: none;
    border-radius: 0;
}

/* Project Color Dot */
.project-color-dot {
    display: inline-block;
    width: 10px;
    height: 10px;
    border-radius: 0;
    margin-right: 8px;
    flex-shrink: 0;
}

/* ===== Data Buttons ===== */
.data-buttons {
    display: flex;
    gap: 8px;
}

.btn-data {
    flex: 1;
    padding: 10px 14px;
    border: var(--border-w) solid var(--border-color);
    background: var(--card-bg);
    border-radius: 0;
    font-size: 12px;
    font-weight: 600;
    font-family: var(--font-mono);
    color: var(--text-primary);
    cursor: pointer;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: all 0.1s;
}

.btn-data:hover {
    background: var(--text-heading);
    color: var(--card-bg);
    border-color: var(--text-heading);
}

.reset-data-group {
    border-top: 3px solid #d32f2f;
    padding-top: 16px;
    margin-top: 4px;
}

.reset-data-group > label {
    color: #d32f2f !important;
}

.btn-data-danger {
    padding: 10px 14px;
    border: var(--border-w) solid #d32f2f;
    background: transparent;
    color: #d32f2f;
    border-radius: 0;
    font-size: 12px;
    font-weight: 600;
    font-family: var(--font-mono);
    cursor: pointer;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.btn-data-danger:hover {
    background: #d32f2f;
    color: white;
}

/* ===== Dashboard Modal ===== */
.modal-large {
    max-width: 640px;
}

.dashboard-body {
    padding: 20px;
}

.dashboard-header {
    margin-bottom: 20px;
}

.week-indicator {
    font-size: 11px;
    font-family: var(--font-mono);
    color: var(--text-muted);
    margin-bottom: 12px;
    text-align: center;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.date-filter {
    display: flex;
    gap: 4px;
    flex-wrap: wrap;
    justify-content: center;
}

.btn-filter {
    padding: 8px 16px;
    border: var(--border-w) solid var(--border-color);
    background: var(--card-bg);
    border-radius: 0;
    font-size: 11px;
    font-weight: 600;
    font-family: var(--font-mono);
    color: var(--text-primary);
    cursor: pointer;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: all 0.1s;
}

.btn-filter:hover {
    background: var(--text-heading);
    color: var(--card-bg);
}

.btn-filter.active {
    background: var(--theme-color);
    border-color: var(--theme-color);
    color: white;
}

/* ===== Dashboard Summary ===== */
.dashboard-summary {
    display: grid;
    grid-template-columns: 1.2fr 1fr 1fr;
    gap: 12px;
    margin-bottom: 20px;
}

.summary-card {
    background: var(--card-bg);
    border: var(--border-w) solid var(--border-color);
    border-radius: 0;
    padding: 20px 16px;
    text-align: center;
}

.summary-card:hover {
    background: var(--bg-secondary);
}

.summary-card .value {
    font-size: 36px;
    font-weight: 700;
    font-family: var(--font-display);
    color: var(--text-heading);
    margin-bottom: 6px;
    line-height: 1;
}

.summary-card .label {
    font-size: 9px;
    font-family: var(--font-mono);
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 2px;
    font-weight: 700;
}

/* Summary card with progress ring */
.summary-card-main {
    grid-row: span 1;
    padding: 16px;
}

.summary-ring {
    position: relative;
    width: 100%;
    max-width: 120px;
    margin: 0 auto;
}

.summary-ring svg {
    width: 100%;
    height: auto;
    transform: rotate(-90deg);
}

.summary-ring .ring-bg {
    fill: none;
    stroke: var(--border-light);
    stroke-width: 6;
}

.summary-ring .ring-progress {
    fill: none;
    stroke: var(--theme-color);
    stroke-width: 6;
    stroke-linecap: square;
    transition: stroke-dashoffset 0.5s ease;
}

.summary-ring .ring-content {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
}

.summary-ring .value {
    font-size: 20px;
    font-weight: 700;
    font-family: var(--font-display);
    color: var(--text-heading);
    margin-bottom: 2px;
}

.summary-ring .label {
    font-size: 8px;
    font-family: var(--font-mono);
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1.5px;
}

/* ===== Dashboard Cards ===== */
.dashboard-card {
    background: var(--card-bg);
    border: var(--border-w) solid var(--border-color);
    border-radius: 0;
    margin-bottom: 12px;
    overflow: hidden;
}

.dashboard-card:hover {
    border-color: var(--theme-color);
}

.card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 16px;
    border-bottom: var(--border-w) solid var(--border-color);
}

.card-header h3 {
    font-size: 11px;
    font-weight: 700;
    font-family: var(--font-mono);
    color: var(--text-heading);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin: 0;
}

.card-actions {
    display: flex;
    align-items: center;
    gap: 8px;
}

.card-content {
    padding: 16px;
    transition: max-height 0.2s ease, padding 0.2s ease, opacity 0.15s ease;
    max-height: 600px;
    overflow-y: auto;
}

.dashboard-card.collapsed .card-content {
    max-height: 0;
    padding-top: 0;
    padding-bottom: 0;
    opacity: 0;
    overflow: hidden;
}

.dashboard-card.collapsed .btn-collapse svg {
    transform: rotate(180deg);
}

.btn-collapse {
    width: 28px;
    height: 28px;
    border: 1px solid var(--border-light);
    background: transparent;
    cursor: pointer;
    border-radius: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

.btn-collapse:hover {
    background: var(--bg-tertiary);
}

.btn-collapse svg {
    width: 18px;
    height: 18px;
    fill: var(--text-primary);
    transition: transform 0.2s ease;
}

/* View Toggle */
.view-toggle {
    display: flex;
    gap: 0;
    border: var(--border-w) solid var(--border-color);
    border-radius: 0;
    padding: 0;
    background: transparent;
}

.btn-view-toggle {
    padding: 6px 12px;
    border: none;
    background: transparent;
    border-radius: 0;
    font-size: 11px;
    font-weight: 600;
    font-family: var(--font-mono);
    color: var(--text-muted);
    cursor: pointer;
    text-transform: uppercase;
    letter-spacing: 1px;
}

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

.btn-view-toggle.active {
    background: var(--text-heading);
    color: var(--card-bg);
}

/* Filter Label */
.filter-label {
    font-size: 10px;
    font-family: var(--font-mono);
    color: var(--theme-color);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.btn-clear-filter {
    padding: 4px 10px;
    border: var(--border-w) solid var(--theme-color);
    background: transparent;
    border-radius: 0;
    font-size: 10px;
    font-weight: 600;
    font-family: var(--font-mono);
    color: var(--theme-color);
    cursor: pointer;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.btn-clear-filter:hover {
    background: var(--theme-color);
    color: white;
}

/* ===== Project Stats ===== */
.project-stats {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.project-stat {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 8px 10px;
    margin: 0 -10px;
    border-radius: 0;
    cursor: pointer;
    transition: background-color 0.05s;
}

.project-stat:hover {
    background: var(--bg-tertiary);
}

.project-stat.active {
    background: var(--theme-color-light);
    border-left: 3px solid var(--theme-color);
}

.project-stat .project-color-dot {
    margin-right: 0;
    flex-shrink: 0;
}

.project-stat .name {
    min-width: 90px;
    max-width: 110px;
    font-size: 12px;
    font-weight: 600;
    font-family: var(--font-mono);
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.project-stat .bar-container {
    flex: 1;
    height: 6px;
    background: var(--bg-tertiary);
    border-radius: 0;
    overflow: hidden;
    min-width: 60px;
    border: 1px solid var(--border-light);
}

.project-stat .bar {
    height: 100%;
    background: var(--theme-color);
    border-radius: 0;
    transition: width 0.3s ease;
}

.project-stat .percent {
    min-width: 32px;
    font-size: 11px;
    font-family: var(--font-mono);
    color: var(--text-muted);
    text-align: right;
}

.project-stat .time {
    min-width: 55px;
    font-size: 12px;
    font-weight: 700;
    font-family: var(--font-mono);
    color: var(--text-primary);
    text-align: right;
}

.dashboard-empty {
    text-align: center;
    padding: 40px 20px;
    color: var(--text-muted);
    font-family: var(--font-mono);
}

.dashboard-empty svg {
    width: 48px;
    height: 48px;
    fill: var(--border-light);
    margin-bottom: 16px;
}

.dashboard-empty p {
    font-size: 13px;
}

/* ===== Session History ===== */
.session-list {
    display: flex;
    flex-direction: column;
    gap: 0;
}

.session-day-group {
    margin-bottom: 4px;
}

.session-day-header {
    font-size: 9px;
    font-weight: 700;
    font-family: var(--font-mono);
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--text-muted);
    padding: 10px 12px 8px;
    border-bottom: var(--border-w) solid var(--border-color);
    margin-bottom: 0;
}

.session-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 8px 12px;
    border-radius: 0;
    border-bottom: 1px solid var(--border-light);
    transition: background-color 0.05s;
}

.session-item:hover {
    background: var(--bg-tertiary);
}

.session-info {
    display: flex;
    align-items: center;
    gap: 10px;
    flex: 1;
    min-width: 0;
}

.session-info .project-color-dot {
    margin-right: 0;
    flex-shrink: 0;
}

.session-details {
    display: flex;
    flex-direction: column;
    min-width: 0;
    gap: 2px;
}

.session-task {
    font-size: 12px;
    font-weight: 600;
    font-family: var(--font-mono);
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.session-meta {
    font-size: 10px;
    font-family: var(--font-mono);
    color: var(--text-muted);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.session-actions {
    display: flex;
    align-items: center;
    gap: 4px;
    flex-shrink: 0;
}

.session-duration {
    font-size: 13px;
    font-weight: 700;
    font-family: var(--font-mono);
    color: var(--text-heading);
    min-width: 48px;
    text-align: right;
}

.btn-edit-session,
.btn-delete-session {
    width: 26px;
    height: 26px;
    border: 1px solid transparent;
    background: transparent;
    cursor: pointer;
    border-radius: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
}

.session-item:hover .btn-edit-session,
.session-item:hover .btn-delete-session {
    opacity: 1;
    border-color: var(--border-light);
}

.btn-edit-session:hover {
    background: var(--theme-color);
    border-color: var(--theme-color);
}

.btn-edit-session svg {
    width: 14px;
    height: 14px;
    fill: var(--text-muted);
}

.btn-edit-session:hover svg {
    fill: white;
}

.btn-delete-session:hover {
    background: #d32f2f;
    border-color: #d32f2f;
}

.btn-delete-session svg {
    width: 14px;
    height: 14px;
    fill: var(--text-muted);
}

.btn-delete-session:hover svg {
    fill: white;
}

.session-list-empty {
    padding: 24px;
    text-align: center;
    color: var(--text-muted);
    font-size: 12px;
    font-family: var(--font-mono);
}

.session-list-more {
    padding: 12px;
    text-align: center;
    color: var(--text-muted);
    font-size: 11px;
    font-family: var(--font-mono);
    border-top: var(--border-w) solid var(--border-color);
    margin-top: 0;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* ===== Log Time Modal ===== */
.log-time-description {
    font-size: 13px;
    font-family: var(--font-mono);
    color: var(--text-muted);
    margin-bottom: 20px;
}

/* ===== Tab Navigation ===== */
.tab-nav {
    display: flex;
    gap: 0;
    border: var(--border-w) solid var(--border-color);
    border-radius: 0;
    padding: 0;
    margin-bottom: 20px;
    width: 100%;
    background: var(--card-bg);
}

.btn-tab {
    flex: 1;
    padding: 10px 16px;
    border: none;
    background: transparent;
    border-radius: 0;
    font-size: 11px;
    font-weight: 600;
    font-family: var(--font-mono);
    color: var(--text-muted);
    cursor: pointer;
    position: relative;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: all 0.1s;
}

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

.btn-tab.active {
    background: var(--text-heading);
    color: var(--card-bg);
}

.todo-badge {
    position: absolute;
    top: 4px;
    right: 8px;
    background: var(--theme-color);
    color: white;
    border-radius: 0;
    font-size: 9px;
    font-weight: 700;
    padding: 1px 5px;
    min-width: 14px;
    text-align: center;
    line-height: 1.4;
}

/* Tab panels */
.tab-panel {
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
}

/* ===== Todos Tab ===== */
.todo-add-section {
    background: var(--card-bg);
    border: var(--border-w) solid var(--border-color);
    border-radius: 0;
    padding: 14px;
    margin-bottom: 8px;
    width: 100%;
}

.todo-meta-inputs {
    display: flex;
    gap: 8px;
    margin-top: 8px;
    align-items: stretch;
}

.todo-priority-select,
.todo-date-input {
    padding: 8px 10px;
    border: var(--border-w) solid var(--border-color);
    border-radius: 0;
    background: var(--card-bg);
    font-size: 11px;
    font-family: var(--font-mono);
    color: var(--text-primary);
    outline: none;
    cursor: pointer;
    min-width: 0;
}

.todo-priority-select { flex: 1.1; }
.todo-date-input { flex: 1.2; }

.todo-priority-select:focus,
.todo-date-input:focus {
    border-color: var(--theme-color);
    box-shadow: 3px 3px 0 var(--theme-color);
}

/* Todo Filters */
.todo-filters {
    display: flex;
    gap: 4px;
    margin-bottom: 8px;
    width: 100%;
}

/* Todo list card */
.todo-list-card {
    background: var(--card-bg);
    border: var(--border-w) solid var(--border-color);
    border-radius: 0;
    overflow: hidden;
    width: 100%;
}

.todo-list .todo-item + .todo-item {
    border-top: 1px solid var(--border-light);
}

/* Todo content row */
.todo-row-main {
    display: flex;
    align-items: center;
    gap: 6px;
    flex: 1;
    min-width: 0;
    flex-wrap: nowrap;
    overflow: hidden;
}

/* Priority badges */
.priority-badge {
    display: inline-flex;
    align-items: center;
    font-size: 9px;
    font-weight: 700;
    font-family: var(--font-mono);
    padding: 2px 6px;
    border-radius: 0;
    flex-shrink: 0;
    white-space: nowrap;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.priority-high   { background: #d32f2f; color: white; }
.priority-medium { background: #f57c00; color: white; }
.priority-low    { background: #388e3c; color: white; }

/* Project tag pill */
.todo-project-tag {
    font-size: 9px;
    font-weight: 700;
    font-family: var(--font-mono);
    padding: 2px 6px;
    border-radius: 0;
    white-space: nowrap;
    flex-shrink: 0;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Due date */
.todo-due-date {
    font-size: 10px;
    font-family: var(--font-mono);
    color: var(--text-muted);
    white-space: nowrap;
    flex-shrink: 0;
}

.todo-due-date.overdue {
    color: #d32f2f;
    font-weight: 700;
}

/* ===== Todo Add Form ===== */
.todo-add-row {
    display: flex;
    gap: 8px;
    margin-bottom: 8px;
}

.todo-add-row input {
    flex: 1;
    padding: 10px 14px;
    border: var(--border-w) solid var(--border-color);
    border-radius: 0;
    background: var(--card-bg);
    font-size: 13px;
    font-family: var(--font-mono);
    color: var(--text-primary);
    outline: none;
}

.todo-add-row input::placeholder {
    color: var(--text-muted);
}

.todo-add-row input:focus {
    border-color: var(--theme-color);
    box-shadow: 3px 3px 0 var(--theme-color);
}

.btn-todo-add {
    width: 44px;
    height: 44px;
    border: var(--border-w) solid var(--border-color);
    background: var(--theme-color);
    border-radius: 0;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.btn-todo-add:hover {
    background: var(--theme-color-hover);
}

.btn-todo-add:active {
    transform: scale(0.95);
}

.btn-todo-add svg {
    width: 20px;
    height: 20px;
    fill: white;
}

/* ===== Todo Filter Buttons ===== */
.btn-todo-filter {
    padding: 6px 12px;
    border: var(--border-w) solid var(--border-color);
    background: var(--card-bg);
    border-radius: 0;
    font-size: 10px;
    font-weight: 600;
    font-family: var(--font-mono);
    color: var(--text-primary);
    cursor: pointer;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.btn-todo-filter:hover {
    background: var(--text-heading);
    color: var(--card-bg);
}

.btn-todo-filter.active {
    background: var(--theme-color);
    border-color: var(--theme-color);
    color: white;
}

/* ===== Todo List ===== */
.todo-list {
    display: flex;
    flex-direction: column;
}

.todo-list-empty {
    padding: 32px 20px;
    text-align: center;
    color: var(--text-muted);
    font-size: 13px;
    font-family: var(--font-mono);
}

.todo-item {
    display: flex;
    align-items: center;
    padding: 10px 14px;
    gap: 10px;
    transition: background-color 0.05s;
}

.todo-item:hover {
    background: var(--bg-tertiary);
}

.todo-item.completed .todo-text {
    text-decoration: line-through;
    color: var(--text-muted);
}

/* ===== Todo Checkbox ===== */
.btn-todo-check {
    width: 20px;
    height: 20px;
    border: none;
    background: transparent;
    cursor: pointer;
    border-radius: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    color: var(--text-muted);
    padding: 0;
}

.btn-todo-check:hover {
    color: var(--theme-color);
}

.btn-todo-check.checked {
    color: var(--theme-color);
}

.btn-todo-check svg {
    width: 20px;
    height: 20px;
    fill: currentColor;
}

/* ===== Todo Content ===== */
.todo-content {
    flex: 1;
    min-width: 0;
}

.todo-text {
    font-size: 12px;
    font-weight: 500;
    font-family: var(--font-mono);
    color: var(--text-primary);
}

/* ===== Todo Action Buttons ===== */
.todo-actions {
    display: flex;
    align-items: center;
    gap: 2px;
    flex-shrink: 0;
}

.btn-todo-start,
.btn-todo-delete {
    width: 26px;
    height: 26px;
    border: 1px solid transparent;
    background: transparent;
    cursor: pointer;
    border-radius: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
}

.todo-item:hover .btn-todo-start,
.todo-item:hover .btn-todo-delete {
    opacity: 1;
    border-color: var(--border-light);
}

.btn-todo-start:hover {
    background: var(--theme-color);
    border-color: var(--theme-color);
}

.btn-todo-start svg {
    width: 13px;
    height: 13px;
    fill: var(--text-muted);
}

.btn-todo-start:hover svg {
    fill: white;
}

.btn-todo-delete:hover {
    background: #d32f2f;
    border-color: #d32f2f;
}

.btn-todo-delete svg {
    width: 14px;
    height: 14px;
    fill: var(--text-muted);
}

.btn-todo-delete:hover svg {
    fill: white;
}

/* ===== App Navigation Bar ===== */
.app-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 200;
    background: var(--card-bg);
    border-bottom: 3px solid var(--border-color);
}

.app-nav-inner {
    display: flex;
    align-items: center;
    max-width: 900px;
    margin: 0 auto;
    padding: 0 16px;
    height: 52px;
    gap: 2px;
}

.app-nav-link {
    display: flex;
    align-items: center;
    gap: 7px;
    padding: 7px 14px;
    border-radius: 0;
    text-decoration: none;
    font-size: 11px;
    font-weight: 600;
    font-family: var(--font-mono);
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    transition: all 0.05s;
}

.app-nav-link:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

.app-nav-link.active {
    background: var(--text-heading);
    color: var(--card-bg);
}

.app-nav-icon svg {
    width: 17px;
    height: 17px;
    fill: currentColor;
    display: block;
}

/* Auth button in nav */
.app-nav-auth {
    display: flex;
    align-items: center;
    gap: 5px;
    background: none;
    border: var(--border-w) solid var(--border-color);
    color: var(--text-primary);
    cursor: pointer;
    padding: 5px 10px;
    border-radius: 0;
    font-size: 10px;
    font-family: var(--font-mono);
    font-weight: 600;
    margin-left: auto;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.app-nav-auth:hover {
    background: var(--text-heading);
    color: var(--card-bg);
}

.app-nav-auth.logged-in {
    border-color: var(--theme-color);
    color: var(--theme-color);
}

.app-nav-auth.logged-in:hover {
    background: var(--theme-color);
    color: white;
}

.app-nav-auth svg {
    width: 18px;
    height: 18px;
    fill: currentColor;
}

.app-nav-auth-label {
    max-width: 80px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* Body layout when nav is present */
body.has-nav {
    align-items: flex-start;
    padding-top: 52px;
    justify-content: center;
}

body.has-nav .container {
    margin: 0 auto;
    padding-top: 40px;
}

/* Full-page layout */
body.page-layout {
    align-items: flex-start;
    padding-top: 52px;
    justify-content: flex-start;
    min-height: 100vh;
}

.page-container {
    width: 100%;
    max-width: 900px;
    margin: 0 auto;
    padding: 28px 24px 48px;
    display: flex;
    flex-direction: column;
    min-height: calc(100vh - 52px);
}

.page-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 24px;
}

.page-title {
    font-size: 28px;
    font-weight: 700;
    font-family: var(--font-display);
    color: var(--text-heading);
    text-transform: uppercase;
    letter-spacing: -1px;
}

/* ===== Responsive ===== */

/* ── 768px: Tablet ── */
@media (max-width: 768px) {
    .page-container {
        padding: 20px 16px 40px;
    }

    .page-title {
        font-size: 22px;
    }

    /* Dashboard summary: 2 columns on tablet */
    .dashboard-summary {
        grid-template-columns: 1fr 1fr;
    }

    .summary-card-main {
        grid-column: span 2;
    }
}

/* ── 600px: Mobile ── */
@media (max-width: 600px) {
    /* Timer ring */
    .timer-ring {
        width: 280px;
        height: 280px;
    }

    .time-display {
        font-size: 56px;
    }

    /* Container */
    .container {
        padding: 56px 14px 24px;
    }

    /* Navigation: hide text labels, show icons only */
    .app-nav-label {
        display: none;
    }

    .app-nav-link {
        padding: 7px 12px;
    }

    .app-nav-auth-label {
        display: none;
    }

    .app-nav-auth {
        padding: 5px 8px;
    }

    /* Page layout */
    .page-container {
        padding: 16px 12px 32px;
    }

    .page-title {
        font-size: 20px;
    }

    /* Dashboard summary: 2 columns */
    .dashboard-summary {
        grid-template-columns: 1fr 1fr;
    }

    .summary-card-main {
        grid-column: span 2;
    }

    .summary-card .value {
        font-size: 28px;
    }

    /* Dashboard card header: allow wrap */
    .card-header {
        flex-wrap: wrap;
        gap: 8px;
    }

    /* Project stats: tighter name column */
    .project-stat .name {
        min-width: 70px;
        max-width: 90px;
        font-size: 11px;
    }

    /* Session action buttons: always visible on touch screens */
    .btn-edit-session,
    .btn-delete-session {
        opacity: 1;
        border-color: var(--border-light);
    }

    /* Todo action buttons: always visible on touch screens */
    .btn-todo-start,
    .btn-todo-delete {
        opacity: 1;
        border-color: var(--border-light);
    }

    /* Modals: near full-screen on mobile */
    .modal {
        width: 96%;
        max-height: 90vh;
    }

    .modal-body {
        max-height: calc(90vh - 68px);
    }

    /* Filter bar */
    .date-filter-bar {
        gap: 4px;
    }

    /* Todo meta inputs: wrap on mobile */
    .todo-meta-inputs {
        flex-wrap: wrap;
    }

    .todo-priority-select,
    .todo-date-input {
        flex: 1 1 calc(50% - 4px);
    }
}

/* ── 380px: Small phones ── */
@media (max-width: 380px) {
    .timer-ring {
        width: 260px;
        height: 260px;
    }

    .time-display {
        font-size: 48px;
    }

    .preset-buttons {
        gap: 4px;
    }

    .btn-preset {
        padding: 8px 12px;
        font-size: 11px;
    }

    .container {
        padding: 52px 10px 20px;
    }

    /* Dashboard summary: single column on very small screens */
    .dashboard-summary {
        grid-template-columns: 1fr;
    }

    .summary-card-main {
        grid-column: span 1;
    }

    /* Nav: more compact */
    .app-nav-inner {
        padding: 0 6px;
        gap: 0;
    }

    .app-nav-link {
        padding: 7px 9px;
    }

    .todo-meta-inputs {
        flex-wrap: wrap;
    }

    .todo-priority-select,
    .todo-date-input {
        flex: 1 1 calc(50% - 4px);
        font-size: 10px;
    }
}

/* ===== Toast notifications ===== */
#toast-container {
    position: fixed;
    bottom: 1.5rem;
    right: 1.5rem;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: .5rem;
    pointer-events: none;
}

.toast {
    padding: .75rem 1.1rem;
    border-radius: 8px;
    font-size: .875rem;
    line-height: 1.4;
    max-width: 320px;
    box-shadow: 0 4px 16px rgba(0,0,0,.18);
    opacity: 0;
    transform: translateY(8px);
    transition: opacity .25s ease, transform .25s ease;
    pointer-events: auto;
}

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

.toast-info    { background: #1e88e5; color: #fff; }
.toast-success { background: #388e3c; color: #fff; }
.toast-warning { background: #f57c00; color: #fff; }
.toast-error   { background: #d32f2f; color: #fff; }

/* ===== Sync spinner on auth button ===== */
@keyframes spin {
    to { transform: rotate(360deg); }
}

.app-nav-auth.syncing svg {
    animation: spin .8s linear infinite;
    opacity: .7;
}