/* =============================================
   CSS VARIABLES & THEMES
   ============================================= */
:root {
    /* Colors */
    --primary: #1a1a1a;
    --secondary: #666;
    --accent: #0066ff;
    --success: #00c851;
    --error: #ff3b30;
    --warning: #ff9500;
    --bg: #ffffff;
    --bg-secondary: #f8f8f8;
    --border: #e0e0e0;

    /* Specific colors */
    --accent-hover: #0052cc;
    --success-hover: #00a843;
    --error-hover: #e62e00;
    --transfer-color: #8a2be2;

    /* Spacing */
    --spacing-xs: 4px;
    --spacing-sm: 8px;
    --spacing-md: 12px;
    --spacing-lg: 16px;
    --spacing-xl: 20px;
    --spacing-2xl: 24px;

    /* Border radius */
    --radius-sm: 6px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-full: 50%;

    /* Z-index system */
    --z-header: 50;
    --z-nav: 90;
    --z-dropdown: 100;
    --z-context-menu: 1000;
    --z-modal: 2000;

    /* Transitions */
    --transition: 0.2s;

    /* Shadows */
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.05);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.15);
    --shadow-lg: 0 4px 20px rgba(0,0,0,0.15);

    /* Common values */
    --icon-sm: 14px;
    --icon-md: 16px;
    --icon-lg: 20px;
    --icon-xl: 24px;
    --button-height: 32px;
}

/* Dark theme */
@media (prefers-color-scheme: dark) {
    :root {
        --primary: #ffffff;
        --secondary: #a0a0a0;
        --accent: #4d94ff;
        --success: #00e55d;
        --error: #ff6b6b;
        --warning: #ffb347;
        --bg: #1a1a1a;
        --bg-secondary: #2a2a2a;
        --border: #404040;

        --accent-hover: #66a3ff;
        --success-hover: #00ff6a;
        --error-hover: #ff8080;

        --shadow-sm: 0 1px 3px rgba(0,0,0,0.2);
        --shadow-md: 0 4px 12px rgba(0,0,0,0.4);
        --shadow-lg: 0 4px 20px rgba(0,0,0,0.4);
    }
}

/* =============================================
   RESET & BASE
   ============================================= */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    -webkit-tap-highlight-color: transparent;
    -webkit-touch-callout: none;
    -webkit-user-select: none;
    user-select: none;
}

/* Allow text selection only where needed */
input, textarea {
    -webkit-user-select: text;
    user-select: text;
}

html {
    text-size-adjust: 100%;
    -webkit-text-size-adjust: 100%;
    touch-action: pan-y;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font: 16px/1.5 -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    background: var(--bg);
    color: var(--primary);
    -webkit-font-smoothing: antialiased;
    overscroll-behavior-y: contain;
    overscroll-behavior-x: none;
    overflow-x: hidden;
    position: fixed;
    width: 100%;
    height: 100%;
    height: calc(var(--vh, 1vh) * 100);
}

/* Prevent elastic scrolling on iOS */
body > .container {
    height: 100%;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
}

body.modal-open {
    overflow: hidden;
}

/* Prevent zoom on all form elements */
input, textarea, select, button {
    font-size: 16px !important;
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
}

/* Prevent pull-to-refresh on Chrome Android */
body {
    overscroll-behavior-y: contain;
}

/* =============================================
   LAYOUT
   ============================================= */
.container {
    height: 100%;
    max-width: 480px;
    margin: 0 auto;
    padding-bottom: 60px;
    background: var(--bg-secondary);
    overflow-x: hidden;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    overscroll-behavior: contain;
}

/* Safe area insets for iPhone X and newer */
@supports (padding: max(0px)) {
    .container {
        padding-bottom: max(60px, env(safe-area-inset-bottom) + 60px);
    }

    .bottom-nav {
        padding-bottom: env(safe-area-inset-bottom);
    }
}

.page-header {
    background: var(--bg);
    padding: var(--spacing-xl);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: var(--z-header);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

/* Sections */
.section,
.section-content {
    padding: var(--spacing-xl);
}

.section {
    border-bottom: 1px solid var(--border);
}

.section:last-child {
    border-bottom: none;
}

.project-card,
.project-section,
.profile-section,
.materials-section,
.document-group,
.event-info {
    background: var(--bg);
    margin-bottom: var(--spacing-lg);
}

.project-section,
.participant-section {
    position: relative;
    overflow: visible;
}

.project-section {
    padding: var(--spacing-xl);
}

.participant-section {
    margin-bottom: var(--spacing-xl);
}

.project-section:last-of-type .participant-section:last-child {
    min-height: 250px;
}

/* =============================================
   TYPOGRAPHY
   ============================================= */
.page-title {
    font-size: 20px;
    font-weight: 600;
}

.project-header {
    font-size: 24px;
    font-weight: 600;
    letter-spacing: -0.5px;
    margin-bottom: var(--spacing-sm);
}

.project-title,
.event-title,
.modal-title,
.user-name {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: var(--spacing-lg);
}

.event-title {
    margin-bottom: 2px;
}

.modal-title {
    margin-bottom: var(--spacing-xl);
}

.user-name {
    margin-bottom: 2px;
}

.section-label,
.section-title {
    font-size: 13px;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

/* =============================================
   COMMON PATTERNS
   ============================================= */
/* Flex center pattern */
.nav-icon,
.context-menu-btn,
.action-btn,
.confirm-btn,
.copy-button,
.participant-avatar,
.user-avatar {
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Circle avatars */
.participant-avatar,
.user-avatar {
    border-radius: var(--radius-full);
    background: var(--accent);
    color: white;
    font-weight: 600;
    flex-shrink: 0;
}

.participant-avatar {
    width: var(--button-height);
    height: var(--button-height);
    font-size: 12px;
}

.user-avatar {
    width: 56px;
    height: 56px;
    font-size: 20px;
    margin-right: var(--spacing-lg);
}

/* List patterns */
.contact-item,
.event-detail,
.material-link,
.employee-status,
.invoice-payment-type {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: var(--icon-sm);
}

.contact-item,
.event-detail {
    align-items: flex-start;
    gap: var(--spacing-sm);
    color: var(--secondary);
    transition: color var(--transition);
}

/* =============================================
   BUTTONS
   ============================================= */
/* Base button */
.btn,
.action-button,
.ticket-button,
.edit-btn,
.share-button,
.payment-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    font: inherit;
    font-size: 14px;
    font-weight: 500;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition);
    -webkit-appearance: none;
    appearance: none;
}

/* Primary buttons */
.btn-primary,
.action-button,
.payment-button {
    background: var(--accent);
    color: white;
    border: none;
}

.btn-primary:hover,
.action-button:hover,
.payment-button:hover {
    background: var(--accent-hover);
}

.action-button,
.payment-button {
    width: 100%;
    padding: var(--spacing-md) var(--spacing-xl);
    text-decoration: none;
}

.action-button {
    margin-top: var(--spacing-lg);
    box-shadow: 0 2px 8px rgba(0, 102, 255, 0.2);
}

.action-button:hover {
    box-shadow: 0 4px 12px rgba(0, 102, 255, 0.3);
}

.payment-button {
    font-size: 16px;
}

.payment-button:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0, 102, 255, 0.3);
}

/* Secondary buttons */
.btn-cancel,
.ticket-button,
.edit-btn,
.share-button {
    background: var(--bg);
    border: 1px solid var(--border);
    color: var(--primary);
}

.btn-cancel:hover,
.ticket-button:hover,
.edit-btn:hover,
.share-button:hover {
    background: var(--bg-secondary);
}

.ticket-button:hover,
.edit-btn:hover {
    border-color: var(--accent);
}

/* Button sizes */
.btn {
    padding: var(--spacing-md) var(--spacing-xl);
    border: none;
}

.ticket-button {
    padding: var(--spacing-sm) var(--spacing-lg);
}

.edit-btn {
    padding: 10px var(--spacing-lg);
}

.share-button {
    padding: var(--spacing-md);
    text-decoration: none;
}

/* Danger button */
.btn-danger {
    background: var(--error);
    color: white;
}

.btn-danger:hover {
    background: var(--error-hover);
}

/* Small buttons */
.action-btn,
.context-menu-btn,
.confirm-btn,
.copy-button {
    width: var(--button-height);
    height: var(--button-height);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--transition);
}

.action-btn,
.copy-button {
    border: 1px solid var(--border);
    background: var(--bg);
    color: var(--primary);
}

.action-btn:hover,
.copy-button:hover {
    background: var(--bg-secondary);
    border-color: var(--accent);
}

.action-btn.delete:hover {
    border-color: var(--error);
    color: var(--error);
}

.context-menu-btn {
    border: none;
    background: none;
    color: var(--primary);
    position: relative;
    z-index: 1;
    border-radius: var(--radius-md);
}

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

.confirm-btn {
    border: none;
    background: var(--success);
    color: white;
    animation: fadeIn 0.2s ease;
    position: relative;
    z-index: 1;
}

.confirm-btn:hover {
    background: var(--success-hover);
    transform: scale(1.05);
}

.copy-button {
    width: 40px;
    height: 40px;
}

/* Special buttons */
.share-button.telegram {
    background: #0088cc;
    color: white;
    border-color: #0088cc;
}

.share-button.telegram:hover {
    background: #006699;
    border-color: #006699;
}

/* Button icons */
.btn svg,
.action-button svg,
.ticket-button svg,
.edit-btn svg,
.action-btn svg,
.context-menu-btn svg,
.context-menu-item svg {
    width: var(--icon-md);
    height: var(--icon-md);
}

.share-button svg,
.payment-button svg,
.download-icon {
    width: var(--icon-lg);
    height: var(--icon-lg);
}

.confirm-btn svg,
.copy-button svg {
    width: 18px;
    height: 18px;
}

.confirm-btn svg {
    stroke-width: 3;
}

/* =============================================
   FORMS
   ============================================= */
.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-group label {
    display: block;
    font-size: 13px;
    font-weight: 500;
    color: var(--secondary);
    margin-bottom: 6px;
}

.form-group input,
.form-group textarea,
.participant-input,
.share-link-input {
    width: 100%;
    padding: 10px var(--spacing-md);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-family: inherit;
    transition: border-color var(--transition);
    background: var(--bg);
    color: var(--primary);
}

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

.participant-input {
    position: relative;
    z-index: 1;
}

.participant-input:focus {
    z-index: 2;
}

.share-link-input {
    flex: 1;
    background: var(--bg-secondary);
}

.form-hint {
    display: block;
    font-size: 12px;
    color: var(--secondary);
    margin-top: var(--spacing-xs);
}

.char-counter {
    font-size: 12px;
    color: var(--secondary);
    text-align: right;
    margin-top: var(--spacing-xs);
}

.char-counter.error {
    color: var(--error);
}

/* =============================================
   NAVIGATION
   ============================================= */
.bottom-nav {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--bg);
    border-top: 1px solid var(--border);
    display: flex;
    justify-content: space-around;
    padding: var(--spacing-sm) 0;
    max-width: 480px;
    margin: 0 auto;
    z-index: var(--z-nav);
}

.nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-lg);
    cursor: pointer;
    transition: all var(--transition);
    color: var(--secondary);
    text-decoration: none;
    flex: 1;
    min-width: 0;
}

.nav-item.active,
.nav-item:hover {
    color: var(--accent);
}

.nav-icon {
    width: var(--icon-xl);
    height: var(--icon-xl);
}

.nav-label {
    font-size: 11px;
    font-weight: 500;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* =============================================
   MODAL & OVERLAYS
   ============================================= */
.modal-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: var(--z-modal);
    padding: var(--spacing-xl);
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
}

.modal-overlay.active {
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal {
    background: var(--bg);
    border-radius: var(--radius-lg);
    padding: var(--spacing-2xl);
    width: 100%;
    max-width: 440px;
    max-height: 90vh;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    position: relative;
}

.modal-buttons {
    display: flex;
    gap: var(--spacing-md);
    margin-top: var(--spacing-2xl);
}

/* =============================================
   COMPONENTS
   ============================================= */
/* Contact grid */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md) var(--spacing-lg);
}

.contact-item.full-width {
    grid-column: 1 / -1;
}

a.contact-item:hover {
    color: var(--accent);
}

.contact-item svg,
.event-detail svg,
.material-title svg,
.material-link svg,
.employee-status svg,
.invoice-payment-type svg {
    flex-shrink: 0;
    margin-top: 2px;
    width: var(--icon-md);
    height: var(--icon-md);
}

.material-link svg {
    width: 12px;
    height: 12px;
}

.employee-status svg,
.invoice-payment-type svg {
    width: var(--icon-sm);
    height: var(--icon-sm);
    margin-top: 0;
}

.contact-item.empty span {
    color: var(--error);
}

/* Status badges */
.status {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-xs) 10px;
    border-radius: var(--radius-lg);
    font-size: 12px;
    font-weight: 500;
}

.status svg {
    width: 12px;
    height: 12px;
}

.status.application {
    background: rgba(102, 102, 102, 0.1);
    color: var(--secondary);
}

.status.invoice {
    background: rgba(255, 149, 0, 0.1);
    color: var(--warning);
}

.status.paid {
    background: rgba(0, 200, 81, 0.1);
    color: var(--success);
}

.status.approved {
    background: rgba(0, 102, 255, 0.1);
    color: var(--accent);
}

.status.transfer {
    background: rgba(138, 43, 226, 0.1);
    color: var(--transfer-color);
}

.status.rejected {
    background: rgba(255, 59, 48, 0.1);
    color: var(--error);
}

/* Orders */
.order-list,
.download-buttons {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.download-buttons {
    gap: 10px;
}

.order-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-sm) 0;
    gap: var(--spacing-md);
}

.order-info,
.download-info {
    flex: 1;
}

.order-name {
    font-size: 14px;
    color: var(--secondary);
}

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

.order-detail-item {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 3px 8px;
    background: var(--bg-secondary);
    border-radius: var(--radius-sm);
    font-size: 12px;
    color: var(--primary);
    border: 1px solid var(--border);
}

.order-detail-item svg {
    width: var(--icon-sm);
    height: var(--icon-sm);
    color: var(--secondary);
    flex-shrink: 0;
}

.order-detail-item.time {
    border-color: rgba(0, 102, 255, 0.2);
    background: rgba(0, 102, 255, 0.05);
}

.order-detail-item.location {
    border-color: rgba(138, 43, 226, 0.2);
    background: rgba(138, 43, 226, 0.05);
}

.order-detail-item strong {
    font-weight: 600;
    color: var(--primary);
}

/* Participants */
.participant-list {
    font-size: 15px;
}

.participant-field {
    position: relative;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
    min-height: 44px;
}

.participant-field.confirmed {
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    padding: var(--spacing-sm) var(--spacing-md);
    transition: all 0.3s ease;
    cursor: pointer;
}

.participant-field.confirmed:hover {
    background: var(--bg-secondary);
    filter: brightness(0.95);
}

.participant-field:has(.context-menu.active),
.participant-field:has(.suggestions.active) {
    z-index: calc(var(--z-dropdown) + 1);
    position: relative;
}

.participant-field:has(.suggestions.active) {
    z-index: 1501;
}

.participant-info {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    flex: 1;
}

.participant-name,
.employee-name {
    font-size: 15px;
    font-weight: 500;
    color: var(--primary);
}

.employee-name {
    margin-bottom: 2px;
}

.datalist-wrapper {
    position: relative;
    flex: 1;
    z-index: inherit;
}

/* Context menu & Suggestions */
.context-menu,
.suggestions {
    position: absolute;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-lg);
    display: none;
}

.context-menu {
    right: 0;
    top: 100%;
    margin-top: var(--spacing-xs);
    z-index: var(--z-context-menu);
    min-width: 160px;
    isolation: isolate;
}

.suggestions {
    top: 100%;
    left: 0;
    right: 0;
    margin-top: var(--spacing-xs);
    max-height: 200px;
    overflow-y: auto;
    z-index: 1500;
    box-shadow: var(--shadow-md);
    -webkit-overflow-scrolling: touch;
}

.context-menu.active,
.suggestions.active {
    display: block;
}

.suggestions.active {
    z-index: 9999;
}

.context-menu-item,
.suggestion-item {
    padding: var(--spacing-sm) var(--spacing-lg);
    font-size: 14px;
    cursor: pointer;
    transition: background var(--transition);
}

.suggestion-item {
    padding: 10px var(--spacing-md);
}

.context-menu-item:hover,
.suggestion-item:hover {
    background: var(--bg-secondary);
}

.context-menu-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--primary);
    background-color: rgba(0, 0, 0, 0);
    border-width: 0;
    width: 100%;
    font-size: 14px;
}

.context-menu-item:first-child {
    border-radius: var(--radius-sm) var(--radius-sm) 0 0;
}

.context-menu-item:last-child {
    border-radius: 0 0 var(--radius-sm) var(--radius-sm);
}

.context-menu-item.delete {
    color: var(--error);
}

.suggestion-item.disabled {
    color: var(--secondary);
    cursor: not-allowed;
    background: var(--bg-secondary);
}

.suggestion-item.disabled::after {
    content: " (уже добавлен)";
    font-size: 12px;
    color: var(--secondary);
}

/* Materials */
.event-info {
    padding: var(--spacing-lg) var(--spacing-xl);
}

.event-subtitle {
    font-size: 13px;
    color: var(--secondary);
    margin-bottom: var(--spacing-md);
}

.format-header {
    padding: var(--spacing-md) var(--spacing-xl);
    background: var(--bg-secondary);
    font-size: 18px;
    font-weight: 500;
    color: var(--secondary);
    border-bottom: 1px solid var(--border);
}

.material-item {
    padding: var(--spacing-lg) var(--spacing-xl);
    border-bottom: 1px solid var(--bg-secondary);
    transition: background var(--transition);
}

.material-item:hover {
    background: var(--bg-secondary);
}

.material-item:last-child {
    border-bottom: none;
}

.material-title {
    font-size: 15px;
    font-weight: 500;
    margin-bottom: var(--spacing-xs);
    display: flex;
    align-items: start;
    gap: var(--spacing-sm);
}

.material-link {
    color: var(--accent);
    text-decoration: none;
    margin-left: 24px;
    cursor: pointer;
}

.material-link:hover {
    text-decoration: underline;
}

.material-text {
    font-size: 13px;
    color: var(--secondary);
    margin-left: 24px;
    line-height: 1.5;
}

.material-item.warning .material-title svg {
    color: var(--warning);
}

.material-item.time .material-title svg {
    color: var(--accent);
}

/* Documents */
.document-separator {
    height: var(--spacing-lg);
    background: var(--bg-secondary);
}

.document-group {
    overflow: hidden;
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

.invoice-header,
.section-header {
    padding: var(--spacing-lg) var(--spacing-xl);
    border-bottom: 1px solid var(--border);
    cursor: pointer;
    transition: background var(--transition);
}

.invoice-header:hover,
.section-header:hover {
    background: var(--bg-secondary);
}

.invoice-header.collapsed,
.section-header.collapsed {
    border-bottom: none;
}

.invoice-header.no-toggle {
    cursor: default;
}

.invoice-header.no-toggle:hover {
    background: transparent;
}

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

.invoice-info {
    flex: 1;
}

.invoice-number {
    font-size: 16px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

.invoice-date,
.employee-status {
    font-size: 13px;
}

.invoice-date {
    color: var(--secondary);
    margin-top: 2px;
}

.invoice-amount {
    font-size: 18px;
    font-weight: 600;
    text-align: right;
}

.invoice-formats {
    font-size: 12px;
    color: var(--secondary);
    line-height: 1.4;
    margin-top: var(--spacing-sm);
}

.expand-indicator {
    width: var(--icon-md);
    height: var(--icon-md);
    margin-left: var(--spacing-sm);
    transition: transform var(--transition);
    color: var(--secondary);
}

.invoice-header.no-toggle .expand-indicator {
    display: none;
}

.invoice-header.collapsed .expand-indicator,
.section-header.collapsed .expand-indicator {
    transform: rotate(-90deg);
}

.section-header {
    background: var(--bg);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.document-content,
.employees-list {
    max-height: 400px;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.employees-list {
    max-height: 600px;
}

.document-content.collapsed,
.employees-list.collapsed {
    max-height: 0;
}

.document-section {
    padding: var(--spacing-lg) var(--spacing-xl);
    border-bottom: 1px solid var(--bg-secondary);
}

.document-section:last-child {
    border-bottom: none;
}

.payment-content {
    display: block !important;
    max-height: none !important;
}

.payment-content .document-section {
    padding: var(--spacing-md) var(--spacing-xl) var(--spacing-lg);
    border-bottom: none;
}

/* Download buttons */
.download-btn {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-md) var(--spacing-lg);
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    text-decoration: none;
    color: var(--primary);
    transition: all var(--transition);
    cursor: pointer;
}

.download-btn:hover {
    background: var(--bg);
    border-color: var(--accent);
}

.download-btn.disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.download-btn.disabled:hover {
    background: var(--bg-secondary);
    border-color: var(--border);
}

.download-title {
    font-size: 14px;
    font-weight: 500;
    margin-bottom: 2px;
}

.download-desc {
    font-size: 12px;
    color: var(--secondary);
}

.download-icon {
    color: var(--accent);
}

.download-btn.disabled .download-icon {
    color: var(--secondary);
}

/* Requisites */
.requisites-info {
    font-size: 14px;
    line-height: 1.6;
    color: var(--primary);
    margin-bottom: var(--spacing-lg);
}

.requisites-info p {
    margin-bottom: var(--spacing-xs);
}

/* Prevent iOS from creating phone links */
.requisites-info a[href^="tel:"] {
    pointer-events: none;
    color: inherit;
    text-decoration: none;
}

.invoice-payment-type {
    margin-top: 4px;
}

/* Profile */
.user-info {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--spacing-lg);
}

.user-details {
    flex: 1;
}

.user-email {
    font-size: 14px;
    color: var(--secondary);
}

/* Employees */
.employee-count {
    font-size: 14px;
    color: var(--secondary);
    font-weight: normal;
}

.employee-item {
    padding: var(--spacing-lg) var(--spacing-xl);
    border-bottom: 1px solid var(--bg-secondary);
    display: flex;
    align-items: start;
    justify-content: space-between;
}

.employee-item:last-child {
    border-bottom: none;
}

.employee-info {
    flex: 1;
}

.employee-status.active {
    color: var(--secondary);
}

.employee-status.inactive {
    color: var(--error);
}

.employee-actions {
    display: flex;
    gap: var(--spacing-sm);
}

/* Tooltips */
.info-tooltip {
    position: relative;
    display: inline-flex;
    align-items: center;
    cursor: help;
}

.info-tooltip svg {
    width: var(--icon-md);
    height: var(--icon-md);
    color: var(--secondary);
    opacity: 0.6;
    transition: opacity var(--transition);
}

.info-tooltip:hover svg {
    opacity: 1;
}

.tooltip-content {
    position: absolute;
    bottom: calc(100% + var(--spacing-sm));
    left: 50%;
    transform: translateX(-50%);
    background: var(--primary);
    color: var(--bg);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-sm);
    font-size: 12px;
    font-weight: normal;
    text-transform: none;
    letter-spacing: normal;
    line-height: 1.4;
    width: 250px;
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition), visibility var(--transition);
    box-shadow: var(--shadow-lg);
    z-index: var(--z-dropdown);
}

.tooltip-content::after {
    content: '';
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    border: 4px solid transparent;
    border-top-color: var(--primary);
}

.info-tooltip:hover .tooltip-content {
    opacity: 1;
    visibility: visible;
}

/* Ticket modal */
.ticket-modal {
    background: white !important;
    color: #1a1a1a !important;
    text-align: center;
}

.ticket-content {
    padding: var(--spacing-2xl);
}

.ticket-name {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    color: #1a1a1a;
}

.ticket-event {
    font-size: 16px;
    color: #666;
    margin-bottom: var(--spacing-2xl);
}

.ticket-qr {
    margin: 0 auto var(--spacing-2xl);
    max-width: 280px;
}

.ticket-qr img {
    width: 100%;
    height: auto;
    display: block;
}

/* Share modal */
.share-description {
    font-size: 14px;
    color: var(--primary);
    margin-bottom: var(--spacing-lg);
    text-align: center;
    font-weight: 500;
}

.share-warning {
    background: rgba(255, 149, 0, 0.1);
    border: 1px solid rgba(255, 149, 0, 0.3);
    border-radius: var(--radius-md);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-2xl);
    display: flex;
    gap: var(--spacing-md);
    align-items: flex-start;
}

.share-warning svg {
    width: var(--icon-lg);
    height: var(--icon-lg);
    color: var(--warning);
    flex-shrink: 0;
    margin-top: 2px;
}

.share-warning p {
    font-size: 13px;
    color: var(--secondary);
    line-height: 1.5;
    margin: 0;
}

.share-buttons {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-2xl);
}

.share-button.telegram svg {
    fill: white;
    stroke: none;
}

.share-link-section {
    margin-bottom: var(--spacing-2xl);
}

.share-label {
    display: block;
    font-size: 13px;
    font-weight: 500;
    color: var(--secondary);
    margin-bottom: var(--spacing-sm);
}

.share-link-container {
    display: flex;
    gap: var(--spacing-sm);
}

/* Delete dialog */
.delete-text {
    font-size: 14px;
    color: var(--secondary);
    margin-bottom: var(--spacing-lg);
    line-height: 1.5;
}

.delete-employee-name {
    font-weight: 600;
    color: var(--primary);
}

/* =============================================
   SVG ICONS
   ============================================= */
svg {
    width: var(--icon-lg);
    height: var(--icon-lg);
    stroke: currentColor;
    fill: none;
    stroke-width: 2;
}

.nav-icon svg {
    width: var(--icon-xl);
    height: var(--icon-xl);
    stroke-width: 1.5;
}

/* =============================================
   EMPTY STATE
   ============================================= */
.empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    min-height: calc(100vh - 60px);
    padding: var(--spacing-2xl);
}

.empty-icon {
    width: 120px;
    height: 120px;
    margin-bottom: var(--spacing-2xl);
    opacity: 0.3;
}

.empty-icon svg {
    width: 100%;
    height: 100%;
    stroke-width: 1.5;
}

.empty-title {
    font-size: 24px;
    font-weight: 600;
    color: var(--primary);
    margin-bottom: var(--spacing-md);
}

.empty-text {
    font-size: 16px;
    color: var(--secondary);
    line-height: 1.5;
    max-width: 320px;
}

/* =============================================
   UTILITIES
   ============================================= */
.full-width {
    width: 100%;
}

.event-detail {
    margin-bottom: 6px;
}

.event-detail:last-child {
    margin-bottom: 0;
}

.event-detail .address {
    font-size: 12px;
    color: var(--secondary);
    line-height: 1.4;
}

.event-detail .metro {
    display: block;
    margin-top: 2px;
}

/* Prevent iOS from creating phone links */
.no-phone,
.requisites-info span {
    pointer-events: none;
    -webkit-touch-callout: none;
    -webkit-user-select: none;
    user-select: none;
    color: inherit;
    text-decoration: none;
}

/* Force plain text for numbers */
a[href^="tel:"] .no-phone {
    pointer-events: none !important;
    color: inherit !important;
    text-decoration: none !important;
}

/* =============================================
   ANIMATIONS
   ============================================= */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: scale(0.8);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

/* =============================================
   DARK THEME ADJUSTMENTS
   ============================================= */
@media (prefers-color-scheme: dark) {
    .modal-overlay {
        background: rgba(0, 0, 0, 0.7);
    }

    .tooltip-content {
        background: var(--bg-secondary);
        color: var(--primary);
        box-shadow: 0 4px 20px rgba(0,0,0,0.8);
    }

    .tooltip-content::after {
        border-top-color: var(--bg-secondary);
    }

    .participant-field.confirmed:hover {
        filter: brightness(1.1);
    }

    .action-button {
        box-shadow: 0 2px 8px rgba(77, 148, 255, 0.3);
    }

    .action-button:hover,
    .payment-button:hover {
        box-shadow: 0 4px 12px rgba(77, 148, 255, 0.4);
    }

    .ticket-button,
    .edit-btn,
    .action-btn,
    .share-button,
    .copy-button {
        background: var(--bg-secondary);
    }

    .ticket-button:hover,
    .edit-btn:hover,
    .action-btn:hover,
    .share-button:hover,
    .copy-button:hover {
        background: #404040;
    }

    .order-detail-item {
        background: var(--bg-secondary);
        border-color: #404040;
    }

    .order-detail-item.time {
        border-color: rgba(77, 148, 255, 0.3);
        background: rgba(77, 148, 255, 0.1);
    }

    .order-detail-item.location {
        border-color: rgba(138, 43, 226, 0.3);
        background: rgba(138, 43, 226, 0.1);
    }

    .status.application { background: rgba(102, 102, 102, 0.2); }
    .status.invoice { background: rgba(255, 149, 0, 0.2); }
    .status.paid { background: rgba(0, 200, 81, 0.2); }
    .status.approved { background: rgba(0, 102, 255, 0.2); }
    .status.transfer { background: rgba(138, 43, 226, 0.2); }
    .status.rejected { background: rgba(255, 59, 48, 0.2); }

    .share-warning {
        background: rgba(255, 149, 0, 0.15);
        border-color: rgba(255, 149, 0, 0.4);
    }
}

/* =============================================
   RESPONSIVE
   ============================================= */
@media (max-width: 768px) {
    .tooltip-content {
        bottom: auto;
        top: calc(100% + var(--spacing-sm));
        left: auto;
        right: -10px;
        transform: none;
        width: calc(100vw - 40px);
        max-width: 280px;
    }

    .tooltip-content::after {
        top: auto;
        bottom: 100%;
        left: auto;
        right: 20px;
        transform: none;
        border-top-color: transparent;
        border-bottom-color: var(--primary);
    }
}

@media (prefers-color-scheme: dark) and (max-width: 768px) {
    .tooltip-content::after {
        border-top-color: transparent;
        border-bottom-color: var(--bg-secondary);
    }
}

@media (max-width: 430px) {
    html, body {
        overflow-x: hidden;
        width: 100%;
    }

    body {
        position: relative;
    }

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

    .bottom-nav {
        padding: 6px 0;
    }

    .nav-item {
        padding: 6px var(--spacing-sm);
    }

    .nav-label {
        font-size: 10px;
    }

    .nav-icon,
    .nav-icon svg {
        width: 22px;
        height: 22px;
    }
}

@media (max-width: 430px) {
    .invoice-header {
        padding: var(--spacing-md) var(--spacing-lg);
    }

    .invoice-number {
        font-size: 14px;
    }

    .invoice-amount {
        font-size: 16px;
    }

    .invoice-date {
        font-size: 12px;
    }

    .invoice-formats {
        font-size: 11px;
    }

    .status {
        font-size: 11px;
        padding: 3px 8px;
    }

    .status svg {
        width: 10px;
        height: 10px;
    }

    .expand-indicator {
        width: var(--icon-sm);
        height: var(--icon-sm);
    }

    .payment-button {
        font-size: 14px;
        padding: var(--spacing-sm) var(--spacing-lg);
    }

    .tooltip-content {
        width: 200px;
        font-size: 11px;
    }
}

/* Flash messages (ЛК) */
.lk-flash {
    margin: 0 0 var(--spacing-lg);
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--radius-md);
    font-size: 14px;
    line-height: 1.4;
}

.lk-flash-error {
    background: rgba(255, 59, 48, 0.1);
    color: var(--error);
    border: 1px solid var(--error);
}

@media (prefers-color-scheme: dark) {
    .lk-flash-error {
        background: rgba(255, 107, 107, 0.12);
    }
}