/* Telegram Theme Variables */
:root {
    --tg-theme-bg-color: #ffffff;
    --tg-theme-text-color: #000000;
    --tg-theme-hint-color: #999999;
    --tg-theme-link-color: #2481cc;
    --tg-theme-button-color: #2481cc;
    --tg-theme-button-text-color: #ffffff;
    --tg-theme-secondary-bg-color: #f4f4f5;
    --tg-theme-header-bg-color: #ffffff;
    --tg-theme-accent-text-color: #2481cc;
    --tg-theme-section-bg-color: #ffffff;
    --tg-theme-section-header-text-color: #6d6d72;
    --tg-theme-subtitle-text-color: #6d6d72;
    --tg-theme-destructive-text-color: #ff3b30;

    /* Custom vars */
    --card-radius: 16px;
    --spacing-xs: 4px;
    --spacing-sm: 8px;
    --spacing-md: 12px;
    --spacing-lg: 16px;
    --spacing-xl: 24px;
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background-color: var(--tg-theme-secondary-bg-color);
    color: var(--tg-theme-text-color);
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
}

#app {
    max-width: 100%;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Header */
.header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: var(--tg-theme-header-bg-color);
    padding: var(--spacing-lg);
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid rgba(0, 0, 0, 0.08);
}

.header h1 {
    font-size: 20px;
    font-weight: 700;
}

.stats-btn {
    background: var(--tg-theme-secondary-bg-color);
    border: none;
    width: 40px;
    height: 40px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--tg-theme-text-color);
    cursor: pointer;
    transition: all 0.2s ease;
}

.stats-btn:active {
    transform: scale(0.95);
    background: var(--tg-theme-button-color);
    color: var(--tg-theme-button-text-color);
}

/* Stats Panel */
.stats-panel {
    background: var(--tg-theme-section-bg-color);
    padding: var(--spacing-lg);
    margin: var(--spacing-md);
    border-radius: var(--card-radius);
    animation: slideDown 0.3s ease;
}

.stats-panel.hidden {
    display: none;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-sm);
}

.stat-card {
    text-align: center;
    padding: var(--spacing-md);
    background: var(--tg-theme-secondary-bg-color);
    border-radius: 12px;
}

.stat-value {
    display: block;
    font-size: 18px;
    font-weight: 700;
    color: var(--tg-theme-accent-text-color);
}

.stat-label {
    display: block;
    font-size: 10px;
    color: var(--tg-theme-hint-color);
    margin-top: 2px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.reactions-summary {
    display: flex;
    justify-content: center;
    gap: var(--spacing-xl);
    margin-top: var(--spacing-md);
    padding-top: var(--spacing-md);
    border-top: 1px solid rgba(0, 0, 0, 0.08);
}

.reaction-item {
    font-size: 14px;
    font-weight: 500;
}

/* Filters */
.filters {
    padding: var(--spacing-md) var(--spacing-lg);
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

.filter-chips {
    display: flex;
    gap: var(--spacing-sm);
    width: max-content;
}

.chip {
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--tg-theme-section-bg-color);
    border: 1px solid rgba(0, 0, 0, 0.08);
    border-radius: 20px;
    font-size: 13px;
    font-weight: 500;
    color: var(--tg-theme-text-color);
    white-space: nowrap;
    cursor: pointer;
    transition: all 0.2s ease;
}

.chip.active {
    background: var(--tg-theme-button-color);
    color: var(--tg-theme-button-text-color);
    border-color: var(--tg-theme-button-color);
}

.chip:active {
    transform: scale(0.96);
}

/* Properties Container */
.properties-container {
    flex: 1;
    padding: 0 var(--spacing-md) var(--spacing-xl);
}

.properties-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

/* Property Card */
.property-card {
    background: var(--tg-theme-section-bg-color);
    border-radius: var(--card-radius);
    padding: var(--spacing-lg);
    cursor: pointer;
    transition: all 0.2s ease;
    box-shadow: var(--shadow-sm);
}

.property-card:active {
    transform: scale(0.98);
    box-shadow: var(--shadow-md);
}

.property-card.unavailable {
    opacity: 0.6;
}

.property-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: var(--spacing-sm);
}

.property-address {
    font-weight: 600;
    font-size: 15px;
    line-height: 1.3;
    flex: 1;
    margin-right: var(--spacing-sm);
}

.property-city {
    font-size: 13px;
    color: var(--tg-theme-hint-color);
    margin-top: 2px;
}

.state-badge {
    padding: 4px 8px;
    border-radius: 8px;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    flex-shrink: 0;
}

.state-badge.interested {
    background: #fef3c7;
    color: #92400e;
}

.state-badge.viewing_scheduled,
.state-badge.viewing_requested {
    background: #dbeafe;
    color: #1e40af;
}

.state-badge.visited {
    background: #d1fae5;
    color: #065f46;
}

.state-badge.not_interested,
.state-badge.screened_out {
    background: #fee2e2;
    color: #991b1b;
}

.state-badge.analyzed,
.state-badge.shared {
    background: var(--tg-theme-secondary-bg-color);
    color: var(--tg-theme-hint-color);
}

.state-badge.feedback_given {
    background: #e0e7ff;
    color: #3730a3;
}

.property-details {
    display: flex;
    gap: var(--spacing-lg);
    margin: var(--spacing-md) 0;
    flex-wrap: wrap;
}

.property-detail {
    display: flex;
    align-items: center;
    gap: 4px;
    font-size: 13px;
    color: var(--tg-theme-subtitle-text-color);
}

.property-detail .icon {
    font-size: 14px;
}

.property-price {
    font-size: 18px;
    font-weight: 700;
    color: var(--tg-theme-accent-text-color);
}

.property-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: var(--spacing-md);
    padding-top: var(--spacing-md);
    border-top: 1px solid rgba(0, 0, 0, 0.06);
}

.reactions {
    display: flex;
    gap: var(--spacing-md);
}

.reaction {
    display: flex;
    align-items: center;
    gap: 4px;
    font-size: 13px;
    color: var(--tg-theme-hint-color);
}

.reaction.positive {
    color: #16a34a;
}

.reaction.negative {
    color: #dc2626;
}

.property-date {
    font-size: 12px;
    color: var(--tg-theme-hint-color);
}

.unavailable-badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 11px;
    color: var(--tg-theme-destructive-text-color);
    background: #fee2e2;
    padding: 2px 8px;
    border-radius: 6px;
    margin-left: var(--spacing-sm);
}

/* Loading & Empty States */
.loading {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-xl);
    color: var(--tg-theme-hint-color);
}

.loading.hidden {
    display: none;
}

.spinner {
    width: 32px;
    height: 32px;
    border: 3px solid var(--tg-theme-secondary-bg-color);
    border-top-color: var(--tg-theme-button-color);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    margin-bottom: var(--spacing-md);
}

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

.empty-state {
    text-align: center;
    padding: var(--spacing-xl) * 2;
    color: var(--tg-theme-hint-color);
}

.empty-state.hidden {
    display: none;
}

.empty-icon {
    font-size: 48px;
    display: block;
    margin-bottom: var(--spacing-md);
}

.empty-hint {
    font-size: 13px;
    display: block;
    margin-top: var(--spacing-sm);
}

/* Modal */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--tg-theme-bg-color);
    z-index: 200;
    overflow-y: auto;
    animation: slideIn 0.3s ease;
}

.modal.hidden {
    display: none;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateX(100%);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.modal-content {
    min-height: 100%;
    display: flex;
    flex-direction: column;
}

.modal-header {
    position: sticky;
    top: 0;
    background: var(--tg-theme-header-bg-color);
    padding: var(--spacing-lg);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    border-bottom: 1px solid rgba(0, 0, 0, 0.08);
    z-index: 10;
}

.modal-header h2 {
    flex: 1;
    font-size: 18px;
    font-weight: 600;
}

.back-btn,
.action-btn {
    background: transparent;
    border: none;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--tg-theme-link-color);
    cursor: pointer;
    border-radius: 12px;
}

.back-btn:active,
.action-btn:active {
    background: var(--tg-theme-secondary-bg-color);
}

.modal-body {
    flex: 1;
    padding: var(--spacing-lg);
}

/* Property Detail Content */
.detail-section {
    background: var(--tg-theme-section-bg-color);
    border-radius: var(--card-radius);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
}

.detail-section h3 {
    font-size: 14px;
    font-weight: 600;
    color: var(--tg-theme-section-header-text-color);
    margin-bottom: var(--spacing-md);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.detail-row {
    display: flex;
    justify-content: space-between;
    padding: var(--spacing-sm) 0;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

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

.detail-label {
    color: var(--tg-theme-hint-color);
    font-size: 14px;
}

.detail-value {
    font-weight: 500;
    font-size: 14px;
}

/* State Selector */
.state-selector {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
}

.state-option {
    padding: var(--spacing-md);
    border: 2px solid var(--tg-theme-secondary-bg-color);
    border-radius: 12px;
    background: transparent;
    text-align: left;
    cursor: pointer;
    transition: all 0.2s ease;
}

.state-option:active {
    transform: scale(0.98);
}

.state-option.selected {
    border-color: var(--tg-theme-button-color);
    background: rgba(36, 129, 204, 0.05);
}

.state-option .state-icon {
    font-size: 20px;
    margin-bottom: 4px;
}

.state-option .state-name {
    display: block;
    font-size: 13px;
    font-weight: 500;
}

/* Feedback Section */
.feedback-card {
    background: var(--tg-theme-secondary-bg-color);
    border-radius: 12px;
    padding: var(--spacing-md);
    margin-top: var(--spacing-md);
}

.feedback-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
}

.feedback-stars {
    color: #fbbf24;
}

.feedback-recommend {
    font-size: 12px;
    margin-left: auto;
}

.feedback-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
    margin: var(--spacing-sm) 0;
}

.feedback-tag {
    font-size: 11px;
    padding: 2px 8px;
    border-radius: 6px;
}

.feedback-tag.pro {
    background: #d1fae5;
    color: #065f46;
}

.feedback-tag.con {
    background: #fee2e2;
    color: #991b1b;
}

.feedback-notes {
    font-size: 13px;
    color: var(--tg-theme-subtitle-text-color);
    font-style: italic;
}

.add-feedback-btn {
    width: 100%;
    padding: var(--spacing-md);
    background: var(--tg-theme-button-color);
    color: var(--tg-theme-button-text-color);
    border: none;
    border-radius: 12px;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    margin-top: var(--spacing-md);
    transition: all 0.2s ease;
}

.add-feedback-btn:active {
    transform: scale(0.98);
    opacity: 0.9;
}

/* Action Buttons */
.action-buttons {
    display: flex;
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
}

.action-btn-large {
    flex: 1;
    padding: var(--spacing-md);
    border: none;
    border-radius: 12px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
}

.action-btn-large.reanalyze {
    background: var(--tg-theme-button-color);
    color: var(--tg-theme-button-text-color);
}

.action-btn-large.delete {
    background: var(--tg-theme-destructive-text-color);
    color: white;
}

.action-btn-large:active {
    transform: scale(0.98);
    opacity: 0.9;
}

/* Feedback Form */
.feedback-form {
    padding-bottom: var(--spacing-xl);
}

.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-group label {
    display: block;
    font-size: 14px;
    font-weight: 500;
    margin-bottom: var(--spacing-sm);
    color: var(--tg-theme-text-color);
}

.rating-stars {
    display: flex;
    gap: var(--spacing-sm);
}

.star {
    width: 44px;
    height: 44px;
    background: var(--tg-theme-secondary-bg-color);
    border: none;
    border-radius: 12px;
    font-size: 24px;
    color: #d1d5db;
    cursor: pointer;
    transition: all 0.2s ease;
}

.star.active {
    color: #fbbf24;
    background: #fef3c7;
}

.star:active {
    transform: scale(0.95);
}

.toggle-group {
    display: flex;
    gap: var(--spacing-sm);
}

.toggle-btn {
    flex: 1;
    padding: var(--spacing-md);
    background: var(--tg-theme-secondary-bg-color);
    border: 2px solid transparent;
    border-radius: 12px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
}

.toggle-btn.active {
    border-color: var(--tg-theme-button-color);
    background: rgba(36, 129, 204, 0.1);
}

.tags-input {
    background: var(--tg-theme-secondary-bg-color);
    border-radius: 12px;
    padding: var(--spacing-md);
}

.tags-input input {
    width: 100%;
    background: transparent;
    border: none;
    font-size: 14px;
    color: var(--tg-theme-text-color);
    outline: none;
}

.tags-input input::placeholder {
    color: var(--tg-theme-hint-color);
}

.tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-top: var(--spacing-sm);
}

.tags:empty {
    display: none;
}

.tag {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 4px 10px;
    background: var(--tg-theme-button-color);
    color: var(--tg-theme-button-text-color);
    border-radius: 8px;
    font-size: 12px;
}

.tag .remove {
    cursor: pointer;
    opacity: 0.7;
}

textarea {
    width: 100%;
    min-height: 100px;
    padding: var(--spacing-md);
    background: var(--tg-theme-secondary-bg-color);
    border: none;
    border-radius: 12px;
    font-size: 14px;
    font-family: inherit;
    color: var(--tg-theme-text-color);
    resize: vertical;
    outline: none;
}

textarea::placeholder {
    color: var(--tg-theme-hint-color);
}

.save-btn {
    background: transparent;
    border: none;
    color: var(--tg-theme-link-color);
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    padding: var(--spacing-sm) var(--spacing-md);
}

.save-btn:active {
    opacity: 0.7;
}

/* Haptic feedback simulation */
@media (hover: none) and (pointer: coarse) {
    .property-card:active,
    .chip:active,
    .state-option:active,
    .star:active,
    .toggle-btn:active,
    .add-feedback-btn:active {
        animation: haptic 0.1s ease;
    }
}

@keyframes haptic {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(0.97); }
}