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

:root {
    --primary-color: #2d5016;
    --secondary-color: #4a7c2c;
    --accent-color: #76b947;
    --bg-color: #f5f7f5;
    --card-bg: #ffffff;
    --text-dark: #2c3e2c;
    --text-light: #5a6b5a;
    --border-color: #d4e4d4;
    --success-color: #4caf50;
    --warning-color: #ff9800;
    --danger-color: #f44336;

    /* Surfaces */
    --surface-subtle: #f0f4f0;
    --surface-accent: #e8f5e0;
    --surface-info: #f8f9ff;

    /* Spacing */
    --space-xs: 4px;
    --space-sm: 8px;
    --space-md: 16px;
    --space-lg: 24px;
    --space-xl: 40px;

    /* Radii */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;

    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-normal: 0.25s ease;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-dark);
    line-height: 1.6;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

/* ── App Header ── */

.app-header {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    padding: 15px 20px;
    margin-bottom: 25px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

.header-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    flex-wrap: wrap;
    gap: 10px;
}

.header-brand,
.header-brand:visited,
.header-brand:hover,
.header-brand:active {
    text-decoration: none;
    color: white;
}

.header-brand h1 {
    font-size: 1.6em;
    margin: 0;
    color: inherit;
}

.header-nav {
    display: flex;
    gap: 5px;
    max-width: 1200px;
    margin: 10px auto 0;
    flex-wrap: wrap;
}

.nav-link,
.nav-link:visited {
    color: rgba(255,255,255,0.8);
    text-decoration: none;
    padding: 6px 14px;
    border-radius: 4px;
    font-size: 0.9em;
    font-weight: 500;
    transition: all 0.2s;
}

.nav-link:hover {
    color: white;
    background: rgba(255,255,255,0.15);
}

.nav-link.active {
    color: white;
    background: rgba(255,255,255,0.25);
}

/* ── Auth ── */

.auth-status {
    display: flex;
    align-items: center;
}

.auth-btn {
    background: white;
    color: var(--primary-color);
    padding: 8px 18px;
    font-size: 0.9em;
    font-weight: 600;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 2px 4px rgba(0,0,0,0.2);
}

.auth-btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(0,0,0,0.3);
}

.user-info {
    display: flex;
    align-items: center;
    gap: 12px;
}

.user-info span {
    color: white;
    font-weight: 500;
    font-size: 0.9em;
}

.auth-btn-small {
    background: rgba(255, 255, 255, 0.2);
    color: white;
    padding: 6px 12px;
    font-size: 0.85em;
    font-weight: 600;
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.auth-btn-small:hover {
    background: rgba(255, 255, 255, 0.3);
}

/* ── Utility ── */

.hidden {
    display: none !important;
}

.loading {
    text-align: center;
    padding: 40px;
    color: var(--text-light);
    font-size: 1.1em;
}

.empty-state {
    text-align: center;
    padding: 40px 20px;
    color: var(--text-light);
}

.empty-state h3 {
    margin-bottom: 10px;
    color: var(--text-dark);
}

.text-muted {
    color: var(--text-light);
}

/* ── Sections ── */

section {
    background: var(--card-bg);
    padding: 25px;
    margin-bottom: 25px;
    border-radius: 10px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.08);
    border: 1px solid var(--border-color);
}

h2 {
    color: var(--primary-color);
    margin-bottom: 20px;
    font-size: 1.8em;
    border-bottom: 3px solid var(--accent-color);
    padding-bottom: 10px;
}

h3 {
    color: var(--secondary-color);
    margin-bottom: 15px;
    font-size: 1.3em;
}

.section-header-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 10px;
}

.section-header-row h2 {
    margin-bottom: 0;
}

.section-subtitle {
    color: var(--text-light);
    font-size: 0.8em;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin: var(--space-xl) 0 var(--space-md);
    padding-bottom: var(--space-sm);
    border-bottom: 1px solid var(--border-color);
}

.view-all-link {
    color: var(--secondary-color);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.9em;
}

.view-all-link:hover {
    text-decoration: underline;
}

/* ── Buttons ── */

button, .primary-btn {
    background: linear-gradient(135deg, var(--secondary-color), var(--accent-color));
    color: white;
    padding: 10px 24px;
    font-size: 1em;
    font-weight: 600;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.3s ease;
}

button:hover, .primary-btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(0,0,0,0.2);
}

button:active {
    transform: translateY(0);
}

button:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.secondary-btn {
    background: linear-gradient(135deg, #6b7c6b, #8a9a8a);
}

.danger-btn {
    background: linear-gradient(135deg, #e74c3c, #c0392b);
}

.small-btn {
    padding: 8px 16px;
    font-size: 0.9em;
}

.form-actions {
    display: flex;
    gap: 10px;
    margin-top: 15px;
    flex-wrap: wrap;
}

/* ── Forms ── */

.input-group {
    display: flex;
    flex-direction: column;
    margin-bottom: 10px;
}

.input-group label {
    font-weight: 600;
    margin-bottom: 6px;
    color: var(--text-dark);
    font-size: 0.9em;
}

.input-group input,
.input-group select,
.input-group textarea {
    padding: 10px 12px;
    font-size: 1em;
    border: 2px solid var(--border-color);
    border-radius: 6px;
    background: white;
    font-family: inherit;
}

.input-group input:focus,
.input-group select:focus,
.input-group textarea:focus {
    outline: none;
    border-color: var(--accent-color);
}

.wizard-form-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 15px;
}

/* ── Live Feed ── */

.live-feed-section {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-left: 4px solid var(--accent-color);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    margin-bottom: var(--space-lg);
    box-shadow: 0 2px 8px rgba(0,0,0,0.08);
}

.feed-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-md);
}

.feed-header h2 {
    border-bottom: none;
    padding-bottom: 0;
    margin-bottom: 0;
    font-size: 1.4em;
}

.live-feed-container {
    background: #0a0a0a;
    border-radius: var(--radius-md);
    overflow: hidden;
}

.live-feed-img {
    width: 100%;
    height: auto;
    display: block;
}

.feed-offline-placeholder {
    display: none;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    min-height: 200px;
    padding: var(--space-xl);
    text-align: center;
    background: var(--surface-subtle);
    border: 2px dashed var(--border-color);
    border-radius: var(--radius-md);
}

.feed-offline-icon {
    font-size: 2.5em;
    opacity: 0.45;
    line-height: 1;
}

.feed-offline-placeholder p {
    margin: 0;
    font-size: 1em;
    font-weight: 600;
    color: var(--text-light);
}

.feed-offline-placeholder .feed-offline-hint {
    font-size: 0.82em;
    font-weight: 400;
    opacity: 0.7;
}

.feed-auth-btn {
    margin-top: var(--space-sm);
    padding: 8px 20px;
    font-size: 0.88em;
    font-weight: 600;
    background: var(--accent-color);
    color: #fff;
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: opacity 0.15s;
}
.feed-auth-btn:hover { opacity: 0.85; }

/* ── Tent Sensor Panel ── */

.tent-sensors-panel {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-sm);
    margin-top: var(--space-md);
}

.sensor-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2px;
    padding: 12px 8px;
    background: var(--surface-subtle);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    position: relative;
}

.sensor-value {
    font-size: 1.35em;
    font-weight: 700;
    color: var(--text-dark);
    line-height: 1.2;
}

.sensor-label {
    font-size: 0.75em;
    font-weight: 500;
    color: var(--text-light);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.sensor-status {
    position: absolute;
    top: 6px;
    right: 6px;
    width: 8px;
    height: 8px;
    border-radius: 50%;
}

.sensor-status--ok {
    background: var(--success-color);
}

.sensor-status--warn {
    background: var(--warning-color);
    animation: status-pulse 2s ease-in-out infinite;
}

.sensor-status--alert {
    background: var(--danger-color);
    animation: status-pulse 1s ease-in-out infinite;
}

@media (max-width: 600px) {
    .tent-sensors-panel {
        grid-template-columns: repeat(2, 1fr);
    }
}

.feed-status {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.78em;
    font-weight: 700;
    padding: 4px 12px;
    border-radius: 20px;
    background: var(--surface-subtle);
    color: var(--text-light);
    text-transform: uppercase;
    letter-spacing: 0.6px;
}

.feed-status::before {
    content: '';
    display: block;
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: currentColor;
    opacity: 0.55;
}

.feed-status.online {
    color: #388e3c;
    background: #e8f5e9;
}

.feed-status.online::before {
    opacity: 1;
    animation: status-pulse 2s ease-in-out infinite;
}

.feed-status.offline {
    color: var(--danger-color);
    background: #fdecea;
}

@keyframes status-pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.25; }
}

/* ── Dashboard ── */

.dashboard-section {
    background: none;
    border: none;
    box-shadow: none;
    padding: 0;
}

.dashboard-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    flex-wrap: wrap;
    gap: 10px;
}

.dashboard-header h2 {
    border-bottom: none;
    padding-bottom: 0;
    margin-bottom: 0;
}

.grow-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 20px;
}

.grow-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-left: 4px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    cursor: pointer;
    transition: transform var(--transition-fast), box-shadow var(--transition-fast), border-color var(--transition-fast);
    box-shadow: 0 1px 4px rgba(0,0,0,0.06);
    display: flex;
    flex-direction: column;
}

.grow-card--active {
    border-left-color: var(--success-color);
}

.grow-card--completed {
    border-left-color: #1976d2;
}

.grow-card--archived {
    border-left-color: var(--text-light);
}

.grow-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0,0,0,0.12);
    border-color: var(--accent-color);
}

.grow-card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-sm);
}

.grow-card-icon {
    font-size: 1.6em;
    line-height: 1;
}

.grow-card-status {
    font-size: 0.72em;
    font-weight: 700;
    padding: 3px 10px;
    border-radius: 20px;
    text-transform: uppercase;
    letter-spacing: 0.6px;
}

.status-active {
    background: #e8f5e9;
    color: #388e3c;
}

.status-completed {
    background: #e3f2fd;
    color: #1976d2;
}

.grow-card-name {
    font-size: 1.2em;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: var(--space-sm);
    line-height: 1.3;
}

.grow-card-details {
    display: flex;
    gap: var(--space-sm);
    flex-wrap: wrap;
    margin-bottom: var(--space-sm);
}

.grow-card-details span {
    font-size: 0.8em;
    font-weight: 500;
    color: var(--text-light);
    background: var(--surface-subtle);
    padding: 2px 8px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-color);
}

.grow-card-footer {
    font-size: 0.82em;
    color: var(--text-light);
    padding-top: var(--space-sm);
    border-top: 1px solid var(--border-color);
    margin-top: auto;
}

/* ── Wizard ── */

.wizard-section {
    max-width: 700px;
    margin: 0 auto;
}

.wizard-progress {
    margin-bottom: 25px;
}

.wizard-progress-bar {
    height: 6px;
    background: var(--border-color);
    border-radius: 3px;
    overflow: hidden;
    margin-bottom: 8px;
}

.wizard-progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--secondary-color), var(--accent-color));
    transition: width 0.3s ease;
}

#wizardStepText {
    font-size: 0.85em;
    color: var(--text-light);
}

.wizard-content {
    min-height: 200px;
    margin-bottom: 25px;
}

.wizard-actions {
    display: flex;
    justify-content: space-between;
}

.wizard-radio-group {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 15px;
    margin-top: 15px;
}

.wizard-radio-card {
    border: 2px solid var(--border-color);
    border-radius: 10px;
    padding: 20px;
    cursor: pointer;
    transition: all 0.2s;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 8px;
}

.wizard-radio-card:hover {
    border-color: var(--accent-color);
}

.wizard-radio-card.selected {
    border-color: var(--accent-color);
    background: linear-gradient(135deg, #f0f8f0, #e0f0e0);
}

.wizard-radio-card input[type="radio"] {
    display: none;
}

.radio-icon {
    font-size: 2em;
}

.radio-label {
    font-weight: 600;
    font-size: 1.1em;
    color: var(--text-dark);
}

.radio-desc {
    font-size: 0.85em;
    color: var(--text-light);
}

.review-card {
    background: linear-gradient(135deg, #f8fdf5, #e8f5e0);
    border-radius: 8px;
    padding: 20px;
    border-left: 4px solid var(--accent-color);
}

.review-row {
    padding: 8px 0;
    border-bottom: 1px solid rgba(0,0,0,0.05);
}

.review-row:last-child {
    border-bottom: none;
}

/* ── Progress Section ── */

.timeline-controls {
    background: linear-gradient(135deg, #f8f9ff, #f0f4ff);
    padding: 20px;
    border-radius: 8px;
    margin-bottom: 25px;
    border: 2px solid var(--border-color);
}

.timeline-controls h3 {
    margin-bottom: 15px;
    color: var(--primary-color);
}

.timeline-input-group {
    display: flex;
    gap: 15px;
    align-items: flex-end;
    margin-bottom: 15px;
    flex-wrap: wrap;
}

.timeline-input-group .input-group {
    flex: 1;
    min-width: 200px;
}

.auto-update-toggle {
    display: flex;
    align-items: center;
    gap: 10px;
}

.auto-update-toggle input[type="checkbox"] {
    width: 20px;
    height: 20px;
    cursor: pointer;
    accent-color: var(--accent-color);
}

.auto-update-toggle label {
    cursor: pointer;
    color: var(--text-dark);
    font-weight: 500;
}

.timeline-info {
    margin-bottom: 25px;
}

.timeline-notice {
    padding: 15px;
    background: #fff3e0;
    border-radius: 8px;
    border-left: 4px solid var(--warning-color);
}

.timeline-card {
    padding: 20px;
    background: linear-gradient(135deg, #f0f8f0, #e0f0e0);
    border-radius: 8px;
    border-left: 4px solid var(--accent-color);
}

.timeline-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: 15px;
}

.timeline-label {
    color: var(--text-light);
    font-size: 0.85em;
    margin-bottom: 4px;
}

.timeline-value {
    font-size: 1.15em;
    font-weight: 600;
    color: var(--text-dark);
}

.timeline-auto {
    margin-top: 15px;
    color: var(--success-color);
    font-weight: 600;
}

.week-selector {
    margin-bottom: 20px;
}

.week-selector label {
    font-weight: 600;
    margin-right: 10px;
    color: var(--text-dark);
}

.week-selector select {
    padding: 10px 15px;
    font-size: 1em;
    border: 2px solid var(--border-color);
    border-radius: 6px;
    background: var(--card-bg);
    cursor: pointer;
    min-width: min(300px, 100%);
}

.week-selector select:focus {
    outline: none;
    border-color: var(--accent-color);
}

.progress-bar {
    height: 30px;
    background: var(--border-color);
    border-radius: 15px;
    overflow: hidden;
    margin-bottom: 20px;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--secondary-color), var(--accent-color));
    transition: width 0.3s ease;
}

.stage-info {
    padding: 20px;
    background: linear-gradient(135deg, #f8fdf5, #e8f5e0);
    border-left: 4px solid var(--accent-color);
    border-radius: 6px;
}

.stage-info h3 {
    margin-bottom: 10px;
}

.stage-info p {
    margin-bottom: 8px;
    color: var(--text-light);
}

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

/* ── Nutrient Calculator ── */

.calculator-inputs {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-bottom: 25px;
}

.nutrient-schedule {
    margin: 25px 0;
}

.nutrient-card {
    background: linear-gradient(135deg, #f0f8f0, #e0f0e0);
    padding: 20px;
    border-radius: 8px;
    border-left: 5px solid var(--accent-color);
}

.nutrient-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 15px;
    margin-top: 15px;
}

.nutrient-item {
    background: white;
    padding: 15px;
    border-radius: 6px;
    border: 2px solid var(--border-color);
    text-align: center;
}

.nutrient-item h4 {
    color: var(--secondary-color);
    margin-bottom: 8px;
    font-size: 1.1em;
}

.nutrient-amount {
    font-size: 1.8em;
    font-weight: 700;
    color: var(--primary-color);
    margin: 10px 0;
}

.nutrient-item p {
    color: var(--text-light);
    font-size: 0.9em;
}

.mixing-instructions {
    background: #fff3e0;
    padding: 20px;
    border-radius: 8px;
    border-left: 5px solid var(--warning-color);
    margin-top: 20px;
}

.mixing-instructions ol {
    margin-left: 20px;
    margin-top: 10px;
}

.mixing-instructions li {
    margin-bottom: 8px;
    color: var(--text-dark);
}

/* ── Charts ── */

.charts-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-top: 25px;
}

.chart-container {
    position: relative;
    height: 300px;
    background: white;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    padding: 15px;
}

/* ── Feeding Log ── */

.feeding-form-container {
    margin: 15px 0;
}

.feeding-form {
    background: #f8f9ff;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 20px;
}

.feeding-log-table {
    overflow-x: auto;
    margin-top: 15px;
}

.feeding-log-table table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.9em;
}

.feeding-log-table th,
.feeding-log-table td {
    padding: 8px 10px;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

.feeding-log-table th {
    background: var(--bg-color);
    font-weight: 600;
    color: var(--text-dark);
}

.feeding-log-table tr:hover {
    background: #f8fdf5;
}

/* ── Checklist ── */

.checklist-category {
    margin-bottom: 25px;
}

.checklist-heading {
    background: var(--secondary-color);
    color: white;
    padding: 12px 15px;
    border-radius: 6px;
    margin-bottom: 15px;
}

.checklist-items {
    padding: 0 10px;
}

.checklist-item {
    display: flex;
    align-items: center;
    padding: 12px;
    margin-bottom: 10px;
    background: #f9fdf9;
    border-radius: 6px;
    border: 1px solid var(--border-color);
    transition: all 0.2s ease;
}

.checklist-item:hover {
    background: #f0f8f0;
    border-color: var(--accent-color);
}

.checklist-item input[type="checkbox"] {
    width: 20px;
    height: 20px;
    margin-right: 15px;
    cursor: pointer;
    accent-color: var(--accent-color);
    flex-shrink: 0;
}

.checklist-item label {
    flex: 1;
    cursor: pointer;
    color: var(--text-dark);
}

.checklist-item.completed label {
    text-decoration: line-through;
    color: var(--text-light);
    opacity: 0.7;
}

/* ── Parameters ── */

.parameters-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
}

.param-card {
    background: linear-gradient(135deg, #f5f9ff, #e8f1ff);
    padding: 20px;
    border-radius: 8px;
    border-left: 5px solid var(--accent-color);
}

.param-card h3 {
    color: var(--primary-color);
    margin-bottom: 15px;
}

.param-card p {
    margin-bottom: 10px;
    color: var(--text-dark);
}

.param-card strong {
    color: var(--secondary-color);
}

/* ── Notes ── */

.notes-filters {
    display: flex;
    gap: 10px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.notes-filters select,
.notes-filters input {
    padding: 8px 12px;
    border: 2px solid var(--border-color);
    border-radius: 6px;
    font-size: 0.9em;
}

.notes-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.note-card {
    background: white;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 16px;
    cursor: pointer;
    transition: all 0.2s;
}

.note-card:hover {
    border-color: var(--accent-color);
    box-shadow: 0 2px 8px rgba(0,0,0,0.08);
}

.note-card-header {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 8px;
    flex-wrap: wrap;
}

.note-icon {
    font-size: 1.2em;
}

.note-category-badge {
    font-size: 0.75em;
    font-weight: 600;
    background: var(--bg-color);
    color: var(--text-light);
    padding: 2px 8px;
    border-radius: 12px;
    text-transform: capitalize;
}

.note-week-badge {
    font-size: 0.75em;
    font-weight: 600;
    background: #e8f5e9;
    color: var(--success-color);
    padding: 2px 8px;
    border-radius: 12px;
}

.note-date {
    margin-left: auto;
    font-size: 0.8em;
    color: var(--text-light);
}

.note-card-title {
    font-size: 1.1em;
    color: var(--text-dark);
    margin-bottom: 6px;
}

.note-card-content {
    color: var(--text-light);
    font-size: 0.9em;
    line-height: 1.5;
}

.note-tags {
    display: flex;
    gap: 6px;
    margin-top: 8px;
    flex-wrap: wrap;
}

.tag {
    font-size: 0.75em;
    background: #e3f2fd;
    color: #1976d2;
    padding: 2px 8px;
    border-radius: 10px;
}

.note-preview-card {
    display: flex;
    gap: 12px;
    padding: 12px;
    border-bottom: 1px solid var(--border-color);
}

.note-preview-card:last-child {
    border-bottom: none;
}

/* ── Modal ── */

.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    padding: 20px;
}

.modal-content {
    background: white;
    border-radius: 12px;
    padding: 30px;
    max-width: 600px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
}

.modal-content h3 {
    margin-bottom: 20px;
    font-size: 1.4em;
}

/* ── Gallery ── */

.gallery-filters {
    display: flex;
    gap: 10px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.gallery-filters select,
.gallery-filters input {
    padding: 8px 12px;
    border: 2px solid var(--border-color);
    border-radius: 6px;
    font-size: 0.9em;
}

.gallery-upload-meta {
    margin: 15px 0;
    padding: 15px;
    background: #f8f9ff;
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

.photo-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 12px;
}

.photo-grid-item {
    position: relative;
    border-radius: 8px;
    overflow: hidden;
    cursor: pointer;
    aspect-ratio: 1;
    background: var(--bg-color);
}

.photo-grid-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.2s;
}

.photo-grid-item:hover img {
    transform: scale(1.05);
}

.photo-grid-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 8px 10px;
    background: linear-gradient(transparent, rgba(0,0,0,0.7));
    color: white;
    font-size: 0.8em;
    display: flex;
    justify-content: space-between;
}

.photo-preview-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 10px;
}

.photo-thumb {
    border-radius: 6px;
    overflow: hidden;
    aspect-ratio: 1;
    background: var(--bg-color);
}

.photo-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* ── Upload ── */

.photo-upload-area {
    display: flex;
    align-items: center;
    gap: 10px;
}

.upload-btn {
    padding: 8px 16px;
    font-size: 0.9em;
}

.upload-progress {
    display: flex;
    align-items: center;
    gap: 8px;
}

.upload-progress .progress-bar {
    width: 120px;
    height: 8px;
    margin-bottom: 0;
}

/* ── Upload Preview ── */

.upload-preview-area {
    display: flex;
    align-items: center;
    gap: 12px;
}

.upload-preview-img {
    width: 80px;
    height: 80px;
    object-fit: cover;
    border-radius: var(--radius-md);
    border: 2px solid var(--border-color);
}

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

.upload-meta-hint {
    font-size: 0.88em;
    color: var(--text-light);
    margin-bottom: 10px;
}

/* ── Lightbox ── */

.lightbox-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    padding: 20px;
}

.lightbox-content {
    position: relative;
    max-width: 90vw;
    max-height: 90vh;
    text-align: center;
}

.lightbox-content img {
    max-width: 100%;
    max-height: 75vh;
    border-radius: 4px;
}

.lightbox-close {
    position: absolute;
    top: -40px;
    right: 0;
    background: none;
    color: white;
    font-size: 2em;
    padding: 5px 10px;
    box-shadow: none;
}

.lightbox-close:hover {
    transform: none;
    box-shadow: none;
    opacity: 0.8;
}

.lightbox-info {
    margin-top: 15px;
    color: white;
    text-align: center;
}

.lightbox-info p {
    margin-bottom: 8px;
}

/* ── Not Found ── */

.not-found {
    text-align: center;
    padding: 60px 20px;
}

.not-found h2 {
    border-bottom: none;
    margin-bottom: 15px;
}

.not-found a {
    color: var(--secondary-color);
}

/* ── Responsive ── */

@media (max-width: 768px) {
    .header-brand h1 {
        font-size: 1.3em;
    }

    .header-top {
        flex-direction: column;
        align-items: stretch;
        text-align: center;
    }

    .auth-status {
        justify-content: center;
    }

    .header-nav {
        justify-content: center;
    }

    .week-selector select {
        min-width: 100%;
    }

    .calculator-inputs,
    .nutrient-grid,
    .parameters-grid,
    .wizard-form-grid {
        grid-template-columns: 1fr;
    }

    .charts-row {
        grid-template-columns: 1fr;
    }

    .photo-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .photo-preview-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    section {
        padding: 20px 15px;
    }

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

    .wizard-radio-group {
        grid-template-columns: 1fr;
    }

    .notes-filters {
        flex-direction: column;
    }

    .notes-filters select,
    .notes-filters input {
        width: 100%;
    }

    .guide-table {
        font-size: 0.82em;
    }

    .ph-range-label {
        min-width: 48px;
        font-size: 0.82em;
    }

    .ph-range-axis {
        padding: 0 48px 0 60px;
    }

    .env-ranges-grid {
        grid-template-columns: 1fr 1fr;
    }

    .env-preview-values {
        gap: 10px;
    }

    .dashboard-actions {
        flex-direction: row;
        flex-wrap: wrap;
        width: 100%;
    }

    .dashboard-actions .primary-btn {
        width: 100%;
        order: -1;
    }

    .dashboard-actions .small-btn {
        flex: 1;
        min-width: 100px;
    }

    /* Touch target sizing (4G) */
    button,
    .primary-btn,
    .secondary-btn,
    .danger-btn,
    .nav-link,
    .icon-btn,
    .auth-btn,
    .auth-btn-small,
    .theme-toggle,
    .unit-toggle-btn,
    .checklist-item input[type="checkbox"],
    select {
        min-height: 44px;
        min-width: 44px;
    }

    .icon-btn {
        padding: 8px 10px;
        font-size: 1.1em;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 10px;
    }

    h2 {
        font-size: 1.4em;
    }

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

    /* Bottom sheet modals (4F) */
    .modal-overlay,
    .confirm-modal-overlay {
        align-items: flex-end;
    }

    .modal-content,
    .confirm-modal {
        border-radius: var(--radius-lg) var(--radius-lg) 0 0;
        max-height: 85vh;
        animation: slideUp 0.25s ease;
    }

    @keyframes slideUp {
        from { transform: translateY(100%); }
        to { transform: translateY(0); }
    }
}

/* ── Toast Notifications ── */

.toast-container {
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 10000;
    display: flex;
    flex-direction: column;
    gap: 8px;
    pointer-events: none;
}

.toast {
    display: flex;
    align-items: center;
    padding: 12px 20px;
    border-radius: 8px;
    color: white;
    font-size: 0.9em;
    font-weight: 500;
    box-shadow: 0 4px 12px rgba(0,0,0,0.2);
    opacity: 0;
    transform: translateX(40px);
    transition: opacity 0.3s ease, transform 0.3s ease;
    pointer-events: auto;
    max-width: 360px;
    word-wrap: break-word;
}

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

.toast-info {
    background: var(--secondary-color);
}

.toast-success {
    background: var(--success-color);
}

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

.toast-warning {
    background: var(--warning-color);
}

.toast-close {
    background: none;
    border: none;
    color: white;
    font-size: 1.2em;
    padding: 0 0 0 12px;
    cursor: pointer;
    opacity: 0.8;
    box-shadow: none;
    line-height: 1;
    flex-shrink: 0;
}

.toast-close:hover {
    opacity: 1;
    transform: none;
    box-shadow: none;
}

.toast-exit {
    opacity: 0;
    transform: translateX(40px);
}

/* ── Screen Reader Only ── */

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* ── Input Validation ── */

.input-error {
    border-color: var(--danger-color) !important;
}

.input-error-message {
    color: var(--danger-color);
    font-size: 0.82em;
    margin-top: 4px;
}

.feed-error-msg {
    color: var(--danger-color);
    font-size: 0.82em;
    margin-top: 4px;
}

/* ── Loading Spinners & Skeletons ── */

.spinner {
    display: inline-block;
    width: 32px;
    height: 32px;
    border: 3px solid var(--border-color);
    border-top-color: var(--accent-color);
    border-radius: 50%;
    animation: spin 0.7s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.skeleton-card {
    background: linear-gradient(90deg, var(--border-color) 25%, #e8ece8 50%, var(--border-color) 75%);
    background-size: 200% 100%;
    animation: skeleton-pulse 1.5s ease-in-out infinite;
    border-radius: var(--radius-md);
    height: 120px;
}

.skeleton-text {
    background: linear-gradient(90deg, var(--border-color) 25%, #e8ece8 50%, var(--border-color) 75%);
    background-size: 200% 100%;
    animation: skeleton-pulse 1.5s ease-in-out infinite;
    border-radius: var(--radius-sm);
    height: 1em;
    margin-bottom: 8px;
}

@keyframes skeleton-pulse {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

.loading-spinner-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
    padding: 40px;
    color: var(--text-light);
}

/* ── Confirm Modal ── */

.confirm-modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 3000;
    padding: 20px;
}

.confirm-modal {
    background: var(--card-bg);
    border-radius: var(--radius-lg);
    padding: 30px;
    max-width: 400px;
    width: 100%;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
}

.confirm-modal p {
    font-size: 1.05em;
    color: var(--text-dark);
    margin-bottom: 20px;
    line-height: 1.5;
}

.confirm-modal-actions {
    display: flex;
    gap: 10px;
    justify-content: flex-end;
}

/* ── Skip Link (a11y) ── */

.skip-link {
    position: absolute;
    top: -100px;
    left: 16px;
    background: var(--primary-color);
    color: white;
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    z-index: 10000;
    text-decoration: none;
    font-weight: 600;
    transition: top var(--transition-fast);
}

.skip-link:focus {
    top: 8px;
}

/* ── Focus Styles ── */

:focus-visible {
    outline: 2px solid var(--accent-color);
    outline-offset: 2px;
}

.nav-link:focus-visible {
    outline-color: white;
}

.grow-card:focus-visible,
.wizard-radio-card:focus-visible,
.photo-grid-item:focus-visible {
    outline: 2px solid var(--accent-color);
    outline-offset: 2px;
}

/* ── View Transitions ── */

.view-enter {
    opacity: 0;
    transform: translateY(8px);
}

.view-active {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.2s ease, transform 0.2s ease;
}

/* ── Offline Banner ── */

.offline-banner {
    background: var(--warning-color);
    color: white;
    text-align: center;
    padding: 8px 16px;
    font-size: 0.88em;
    font-weight: 600;
    display: none;
}

.offline-banner.visible {
    display: block;
}

/* ── Theme Toggle ── */

.theme-toggle {
    background: rgba(255, 255, 255, 0.15);
    border: 1px solid rgba(255, 255, 255, 0.25);
    color: white;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 1.1em;
    padding: 0;
    transition: background var(--transition-fast);
    box-shadow: none;
}

.theme-toggle:hover {
    background: rgba(255, 255, 255, 0.25);
    transform: none;
    box-shadow: none;
}

/* ── Dark Mode ── */

[data-theme="dark"] {
    --primary-color: #5a9e2f;
    --secondary-color: #76b947;
    --accent-color: #8fd45e;
    --bg-color: #1a1e1a;
    --card-bg: #252a25;
    --text-dark: #e0e8e0;
    --text-light: #9aaa9a;
    --border-color: #3a4a3a;
    --surface-subtle: #2a302a;
    --surface-accent: #2a3a22;
    --surface-info: #252830;
}

[data-theme="dark"] .app-header {
    background: linear-gradient(135deg, #1a2e10, #2a4a1a);
}

[data-theme="dark"] .auth-btn {
    background: var(--card-bg);
    color: var(--accent-color);
}

[data-theme="dark"] .status-active {
    background: #1a3a1a;
}

[data-theme="dark"] .status-completed {
    background: #1a2540;
}

[data-theme="dark"] .review-card {
    background: linear-gradient(135deg, var(--surface-accent), #1f2f1a);
}

[data-theme="dark"] .wizard-radio-card.selected {
    background: linear-gradient(135deg, var(--surface-accent), #1a2a15);
}

[data-theme="dark"] .timeline-controls {
    background: linear-gradient(135deg, var(--surface-info), #20242a);
}

[data-theme="dark"] .timeline-card {
    background: linear-gradient(135deg, var(--surface-accent), #1a2a15);
}

[data-theme="dark"] .timeline-notice {
    background: #332a10;
    border-left-color: var(--warning-color);
}

[data-theme="dark"] .nutrient-card {
    background: linear-gradient(135deg, var(--surface-accent), #1a2a15);
}

[data-theme="dark"] .nutrient-item {
    background: var(--card-bg);
    border-color: var(--border-color);
}

[data-theme="dark"] .mixing-instructions {
    background: #332a10;
}

[data-theme="dark"] .stage-info {
    background: linear-gradient(135deg, var(--surface-accent), #1a2a15);
}

[data-theme="dark"] .param-card {
    background: linear-gradient(135deg, var(--surface-info), #20242a);
}

[data-theme="dark"] .feeding-form {
    background: var(--surface-info);
}

[data-theme="dark"] .feeding-log-table th {
    background: var(--surface-subtle);
}

[data-theme="dark"] .feeding-log-table tr:hover {
    background: var(--surface-accent);
}

[data-theme="dark"] .checklist-heading {
    background: var(--secondary-color);
}

[data-theme="dark"] .checklist-item {
    background: var(--surface-subtle);
    border-color: var(--border-color);
}

[data-theme="dark"] .checklist-item:hover {
    background: var(--surface-accent);
}

[data-theme="dark"] .chart-container {
    background: var(--card-bg);
    border-color: var(--border-color);
}

[data-theme="dark"] .note-card {
    background: var(--card-bg);
    border-color: var(--border-color);
}

[data-theme="dark"] .note-category-badge {
    background: var(--surface-subtle);
    color: var(--text-light);
}

[data-theme="dark"] .tag {
    background: #1a2540;
    color: #6ab0e8;
}

[data-theme="dark"] .note-week-badge {
    background: #1a3a1a;
}

[data-theme="dark"] .gallery-upload-meta {
    background: var(--surface-info);
    border-color: var(--border-color);
}

[data-theme="dark"] .upload-preview-img {
    border-color: var(--border-color);
}

[data-theme="dark"] .modal-content {
    background: var(--card-bg);
}

[data-theme="dark"] .confirm-modal {
    background: var(--card-bg);
}

[data-theme="dark"] .input-group input,
[data-theme="dark"] .input-group select,
[data-theme="dark"] .input-group textarea,
[data-theme="dark"] .notes-filters select,
[data-theme="dark"] .notes-filters input,
[data-theme="dark"] .gallery-filters select,
[data-theme="dark"] .gallery-filters input,
[data-theme="dark"] .week-selector select {
    background: var(--surface-subtle);
    color: var(--text-dark);
    border-color: var(--border-color);
}

[data-theme="dark"] .secondary-btn {
    background: linear-gradient(135deg, #4a5a4a, #5a6a5a);
}

[data-theme="dark"] .guide-accordion-toggle:hover {
    background: var(--surface-subtle);
}

[data-theme="dark"] .guide-body {
    border-top-color: var(--border-color);
}

[data-theme="dark"] .guide-week-range {
    background: var(--surface-accent);
    color: var(--accent-color);
}

[data-theme="dark"] .guide-warning {
    background: #332a10;
    border-left-color: var(--warning-color);
}

[data-theme="dark"] .guide-deficiency-line {
    border-bottom-color: var(--border-color);
}

[data-theme="dark"] .guide-table th {
    background: var(--surface-accent);
    border-bottom-color: var(--accent-color);
}

[data-theme="dark"] .guide-table tbody tr:nth-child(even) {
    background: var(--surface-subtle);
}

[data-theme="dark"] .guide-table tbody tr:hover {
    background: var(--surface-accent);
}

[data-theme="dark"] .ph-range-visual {
    background: var(--surface-subtle);
}

[data-theme="dark"] .ph-range-bar-track {
    background: var(--border-color);
}

[data-theme="dark"] .tip-card {
    background: var(--surface-accent);
    border-color: var(--border-color);
}

[data-theme="dark"] .env-ranges-card {
    background: linear-gradient(135deg, var(--surface-accent), #1a2a15);
}

[data-theme="dark"] .env-range-value {
    color: var(--accent-color);
}

[data-theme="dark"] .env-form-container {
    background: var(--surface-info);
    border-color: var(--border-color);
}

[data-theme="dark"] .unit-toggle-btn {
    background: var(--surface-subtle);
    border-color: var(--border-color);
    color: var(--text-dark);
}

[data-theme="dark"] .vpd-readonly {
    background: var(--surface-subtle) !important;
}

[data-theme="dark"] .env-alert-ok {
    background: #1a3a1a;
    color: #66bb6a;
}

[data-theme="dark"] .env-alert-warn {
    background: #332a10;
    color: #ffb74d;
}

[data-theme="dark"] .env-alert-alert {
    background: #3a1a1a;
    color: #ef5350;
}

[data-theme="dark"] .env-status-ok {
    background: #1a3a1a;
    color: #66bb6a;
}

[data-theme="dark"] .env-status-warn {
    background: #332a10;
    color: #ffb74d;
}

[data-theme="dark"] .env-status-alert {
    background: #3a1a1a;
    color: #ef5350;
}

[data-theme="dark"] .env-preview-card {
    background: var(--card-bg);
    border-color: var(--border-color);
}

[data-theme="dark"] .env-preview-card.env-status-ok {
    background: #1a2a1a;
}

[data-theme="dark"] .env-preview-card.env-status-warn {
    background: #2a2510;
}

[data-theme="dark"] .env-preview-card.env-status-alert {
    background: #2a1515;
}

[data-theme="dark"] .skeleton-card,
[data-theme="dark"] .skeleton-text {
    background: linear-gradient(90deg, var(--border-color) 25%, #404a40 50%, var(--border-color) 75%);
    background-size: 200% 100%;
    animation: skeleton-pulse 1.5s ease-in-out infinite;
}

@media (prefers-color-scheme: dark) {
    html:not([data-theme="light"]) {
        --primary-color: #5a9e2f;
        --secondary-color: #76b947;
        --accent-color: #8fd45e;
        --bg-color: #1a1e1a;
        --card-bg: #252a25;
        --text-dark: #e0e8e0;
        --text-light: #9aaa9a;
        --border-color: #3a4a3a;
        --surface-subtle: #2a302a;
        --surface-accent: #2a3a22;
        --surface-info: #252830;
    }
}

/* ── Responsive: 480px single-column photo grid ── */

@media (max-width: 480px) {
    .photo-grid {
        grid-template-columns: 1fr;
    }
}

/* ── Responsive: 360px very small phones ── */

@media (max-width: 360px) {
    .timeline-grid {
        grid-template-columns: 1fr;
    }

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

    .container {
        padding: 8px;
    }

    h2 {
        font-size: 1.2em;
    }

    section {
        padding: 15px 10px;
    }
}

/* ── Dashboard Actions ── */

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

/* ── Cultivation Guides ── */

.guide-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    margin-bottom: 12px;
    overflow: hidden;
}

.guide-accordion-toggle {
    width: 100%;
    text-align: left;
    background: none;
    padding: 16px 20px;
    cursor: pointer;
    border: none;
    border-radius: 0;
    color: inherit;
    box-shadow: none;
    display: block;
}

.guide-accordion-toggle:hover {
    background: var(--surface-subtle);
    transform: none;
    box-shadow: none;
}

.guide-card-header {
    display: flex;
    align-items: flex-start;
    gap: 14px;
}

.guide-icon {
    font-size: 1.6em;
    flex-shrink: 0;
    line-height: 1;
}

.guide-header-text {
    flex: 1;
    min-width: 0;
}

.guide-header-text h3 {
    margin-bottom: 4px;
    font-size: 1.1em;
    color: var(--text-dark);
}

.guide-summary {
    color: var(--text-light);
    font-size: 0.9em;
    margin: 0;
    line-height: 1.4;
}

.guide-week-range {
    display: inline-block;
    margin-top: 6px;
    font-size: 0.78em;
    font-weight: 600;
    background: var(--surface-accent);
    color: var(--secondary-color);
    padding: 2px 10px;
    border-radius: 12px;
}

.guide-chevron {
    font-size: 0.8em;
    color: var(--text-light);
    transition: transform var(--transition-fast);
    flex-shrink: 0;
    margin-top: 4px;
}

.guide-accordion-toggle[aria-expanded="true"] .guide-chevron {
    transform: rotate(180deg);
}

.guide-body {
    padding: 0 20px 20px;
    border-top: 1px solid var(--border-color);
}

.guide-section {
    margin-top: 18px;
}

.guide-section h4 {
    color: var(--secondary-color);
    font-size: 1em;
    margin-bottom: 8px;
}

.guide-section p {
    color: var(--text-dark);
    margin-bottom: 8px;
    line-height: 1.6;
    font-size: 0.92em;
}

.guide-steps {
    margin-left: 20px;
    margin-top: 8px;
}

.guide-steps li {
    margin-bottom: 6px;
    color: var(--text-dark);
    font-size: 0.92em;
    line-height: 1.5;
}

.guide-warning {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    background: #fff3e0;
    border-left: 4px solid var(--warning-color);
    padding: 10px 14px;
    border-radius: var(--radius-sm);
    margin-bottom: 8px;
    font-size: 0.92em;
}

.guide-warning-icon {
    flex-shrink: 0;
    font-size: 1.1em;
}

.guide-deficiency-line {
    padding: 6px 0;
    border-bottom: 1px solid var(--border-color);
    font-size: 0.92em;
}

.guide-deficiency-line:last-child {
    border-bottom: none;
}

/* ── Guide Tables ── */

.guide-table-wrapper {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    margin: 10px 0;
}

.guide-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.88em;
    min-width: 400px;
}

.guide-table th {
    background: var(--surface-accent);
    color: var(--text-dark);
    font-weight: 600;
    text-align: left;
    padding: 10px 12px;
    border-bottom: 2px solid var(--accent-color);
    white-space: nowrap;
}

.guide-table td {
    padding: 8px 12px;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-dark);
    line-height: 1.4;
}

.guide-table tbody tr:nth-child(even) {
    background: var(--surface-subtle);
}

.guide-table tbody tr:hover {
    background: var(--surface-accent);
}

/* ── pH Range Visual ── */

.ph-range-visual {
    margin: 12px 0;
    padding: 14px;
    background: var(--surface-subtle);
    border-radius: var(--radius-md);
}

.ph-range-row {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 10px;
}

.ph-range-label {
    font-weight: 600;
    font-size: 0.88em;
    color: var(--text-dark);
    min-width: 60px;
}

.ph-range-bar-track {
    flex: 1;
    height: 14px;
    background: var(--border-color);
    border-radius: 7px;
    position: relative;
    overflow: hidden;
}

.ph-range-bar-fill {
    position: absolute;
    top: 0;
    height: 100%;
    background: linear-gradient(90deg, var(--secondary-color), var(--accent-color));
    border-radius: 7px;
}

.ph-range-values {
    font-size: 0.82em;
    font-weight: 600;
    color: var(--text-light);
    min-width: 70px;
    text-align: right;
}

.ph-range-axis {
    display: flex;
    justify-content: space-between;
    margin-top: 4px;
    padding: 0 60px 0 72px;
    font-size: 0.72em;
    color: var(--text-light);
}

/* ── Cultivation Tip Cards (grow-detail) ── */

.tip-card {
    background: var(--surface-accent);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 14px 18px;
    margin-bottom: 10px;
}

.tip-header {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 6px;
}

.tip-icon {
    font-size: 1.3em;
}

.tip-peak-badge {
    font-size: 0.72em;
    font-weight: 700;
    background: var(--success-color);
    color: white;
    padding: 2px 10px;
    border-radius: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* ── Environment View ── */

.env-ranges-card {
    background: linear-gradient(135deg, #f0f8f0, #e0f0e0);
    border: 1px solid var(--border-color);
    border-left: 5px solid var(--accent-color);
    border-radius: var(--radius-md);
    padding: 18px 22px;
    margin-bottom: 20px;
}

.env-ranges-card h3 {
    margin-bottom: 12px;
    font-size: 1.1em;
}

.env-ranges-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 14px;
}

.env-range-item {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.env-range-label {
    font-size: 0.82em;
    color: var(--text-light);
    font-weight: 500;
}

.env-range-value {
    font-size: 1.1em;
    font-weight: 700;
    color: var(--primary-color);
}

.env-form-container {
    background: var(--surface-info);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 20px;
    margin-bottom: 20px;
}

.unit-toggle-btn {
    display: inline-block;
    background: var(--surface-subtle);
    border: 1px solid var(--border-color);
    color: var(--text-dark);
    padding: 2px 8px;
    font-size: 0.78em;
    font-weight: 600;
    border-radius: var(--radius-sm);
    cursor: pointer;
    margin-left: 6px;
    vertical-align: middle;
    box-shadow: none;
}

.unit-toggle-btn:hover {
    background: var(--border-color);
    transform: none;
    box-shadow: none;
}

.vpd-readonly {
    opacity: 0.7;
    background: var(--surface-subtle) !important;
    cursor: not-allowed;
}

.env-alerts {
    margin: 10px 0;
}

.env-alert {
    padding: 8px 14px;
    border-radius: var(--radius-sm);
    font-size: 0.88em;
    font-weight: 500;
    margin-bottom: 6px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.env-alert-ok {
    background: #e8f5e9;
    color: #2e7d32;
    border-left: 3px solid var(--success-color);
}

.env-alert-warn {
    background: #fff3e0;
    color: #e65100;
    border-left: 3px solid var(--warning-color);
}

.env-alert-alert {
    background: #ffebee;
    color: #c62828;
    border-left: 3px solid var(--danger-color);
}

.env-chart-section {
    margin: 20px 0;
}

.env-status-badge {
    display: inline-block;
    padding: 2px 10px;
    border-radius: 12px;
    font-size: 0.72em;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.env-status-ok {
    background: #e8f5e9;
    color: #2e7d32;
}

.env-status-warn {
    background: #fff3e0;
    color: #e65100;
}

.env-status-alert {
    background: #ffebee;
    color: #c62828;
}

/* ── Environment Preview Cards (grow-detail) ── */

.env-preview-cards {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.env-preview-card {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 14px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-color);
    background: var(--card-bg);
    gap: 12px;
    flex-wrap: wrap;
}

.env-preview-card.env-status-ok {
    border-left: 3px solid var(--success-color);
    background: #f9fdf9;
}

.env-preview-card.env-status-warn {
    border-left: 3px solid var(--warning-color);
    background: #fffdf5;
}

.env-preview-card.env-status-alert {
    border-left: 3px solid var(--danger-color);
    background: #fef8f8;
}

.env-preview-time {
    font-size: 0.82em;
    color: var(--text-light);
    font-weight: 500;
    min-width: 100px;
}

.env-preview-values {
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
    font-size: 0.88em;
    font-weight: 600;
    color: var(--text-dark);
}

/* ── Icon Buttons (log actions) ── */

.icon-btn {
    background: none;
    border: none;
    padding: 4px 6px;
    font-size: 1em;
    cursor: pointer;
    opacity: 0.6;
    transition: opacity var(--transition-fast);
    box-shadow: none;
    color: var(--text-dark);
    line-height: 1;
}

.icon-btn:hover {
    opacity: 1;
    transform: none;
    box-shadow: none;
}

.log-actions {
    white-space: nowrap;
}

.log-actions-header {
    width: 70px;
}

/* ── Harvest Summary ── */

.harvest-summary-section {
    background: linear-gradient(135deg, #f0f8f0, #e8f5e0);
    border-left: 5px solid var(--success-color);
}

.harvest-summary-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 20px;
    margin-top: 15px;
}

.harvest-stat {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.harvest-stat-label {
    font-size: 0.82em;
    color: var(--text-light);
    font-weight: 500;
}

.harvest-stat-value {
    font-size: 1.3em;
    font-weight: 700;
    color: var(--primary-color);
}

.harvest-stars {
    color: #f5a623;
}

.harvest-notes {
    margin-top: 15px;
    color: var(--text-dark);
    font-style: italic;
    line-height: 1.5;
}

.grow-card-harvest {
    font-size: 0.85em;
    color: var(--success-color);
    font-weight: 600;
    margin-bottom: 8px;
    padding: 4px 0;
}

/* ── Table Scroll Indicator ── */

.feeding-log-table {
    position: relative;
}

.feeding-log-table.has-overflow::after {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    width: 30px;
    background: linear-gradient(to left, var(--card-bg), transparent);
    pointer-events: none;
}

/* ── Dark mode additions ── */

[data-theme="dark"] .icon-btn {
    color: var(--text-dark);
}

[data-theme="dark"] .harvest-summary-section {
    background: linear-gradient(135deg, var(--surface-accent), #1a2a15);
    border-left-color: var(--success-color);
}

[data-theme="dark"] .grow-card-harvest {
    color: var(--accent-color);
}

[data-theme="dark"] .feed-status {
    background: var(--surface-subtle);
}

[data-theme="dark"] .feed-status.online {
    background: #1a3a1a;
    color: #66bb6a;
}

[data-theme="dark"] .feed-status.offline {
    background: #3a1a1a;
    color: #ef5350;
}

[data-theme="dark"] .feed-offline-placeholder {
    background: var(--surface-subtle);
    border-color: var(--border-color);
}

[data-theme="dark"] .sensor-card {
    background: var(--surface-subtle);
    border-color: var(--border-color);
}

[data-theme="dark"] .sensor-value {
    color: var(--text-dark);
}

[data-theme="dark"] .grow-card-details span {
    background: var(--surface-subtle);
    border-color: var(--border-color);
}

[data-theme="dark"] .status-active {
    background: #1a3a1a;
    color: #66bb6a;
}

[data-theme="dark"] .status-completed {
    background: #1a2540;
    color: #64b5f6;
}

[data-theme="dark"] .feeding-log-table.has-overflow::after {
    background: linear-gradient(to left, var(--card-bg), transparent);
}

/* ── Photo Skeleton Placeholder ── */

.photo-skeleton {
    width: 100%;
    height: 100%;
    position: absolute;
    top: 0;
    left: 0;
    background: linear-gradient(90deg, var(--border-color) 25%, #e8ece8 50%, var(--border-color) 75%);
    background-size: 200% 100%;
    animation: skeleton-pulse 1.5s ease-in-out infinite;
    border-radius: inherit;
}

.photo-thumb .photo-skeleton {
    position: absolute;
    top: 0;
    left: 0;
}

.photo-thumb {
    position: relative;
}

/* ── Broken Photo Placeholder ── */

.photo-broken {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--surface-subtle);
    border: 2px dashed var(--border-color);
    border-radius: inherit;
}

.broken-photo-icon {
    font-size: 2em;
    opacity: 0.4;
    line-height: 1;
}

/* ── Progress Modal ── */

.progress-modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 3000;
    padding: 20px;
}

.progress-modal {
    background: var(--card-bg);
    border-radius: var(--radius-lg);
    padding: 30px;
    max-width: 400px;
    width: 100%;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
    text-align: center;
}

.progress-modal h3 {
    margin-bottom: 20px;
    font-size: 1.2em;
}

.progress-modal-bar-track {
    height: 8px;
    background: var(--border-color);
    border-radius: 4px;
    overflow: hidden;
    margin-bottom: 12px;
}

.progress-modal-bar-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--secondary-color), var(--accent-color));
    border-radius: 4px;
    transition: width 0.3s ease;
}

.progress-modal-msg {
    color: var(--text-light);
    font-size: 0.9em;
    margin: 0;
}

/* ── Dark mode: photo + progress overrides ── */

[data-theme="dark"] .photo-skeleton {
    background: linear-gradient(90deg, var(--border-color) 25%, #404a40 50%, var(--border-color) 75%);
    background-size: 200% 100%;
    animation: skeleton-pulse 1.5s ease-in-out infinite;
}

[data-theme="dark"] .photo-broken {
    background: var(--surface-subtle);
    border-color: var(--border-color);
}

[data-theme="dark"] .progress-modal {
    background: var(--card-bg);
}

/* ── Reduced Motion ── */

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }

    .spinner {
        animation: none;
        border-top-color: var(--accent-color);
        opacity: 0.7;
    }

    .skeleton-card, .skeleton-text {
        animation: none;
    }

    .toast {
        transition: none;
    }

    .toast-exit {
        transition: none;
    }

    .view-enter, .view-active {
        transition: none;
    }

    .progress-fill, .wizard-progress-fill {
        transition: none;
    }
}