/* =============================================
   TOOLTIPS & CONTEXT HELP
   Система интерактивных тултипов, контекстной
   помощи и подсказок
   ============================================= */

/* --- Тултип --- */
.yp-tooltip {
    position: fixed;
    z-index: 10010;
    padding: 0.5rem 0.8rem;
    background: rgba(15, 23, 42, 0.92);
    color: #f1f5f9;
    font-size: 0.82rem;
    line-height: 1.45;
    border-radius: var(--radius-sm, 6px);
    max-width: 280px;
    pointer-events: none;
    opacity: 0;
    transform: translateY(4px);
    transition: opacity 0.18s ease, transform 0.18s ease;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2);
    word-wrap: break-word;
}

.yp-tooltip.is-visible {
    opacity: 1;
    transform: translateY(0);
}

/* Стрелка тултипа */
.yp-tooltip::after {
    content: '';
    position: absolute;
    width: 8px;
    height: 8px;
    background: rgba(15, 23, 42, 0.92);
    transform: rotate(45deg);
}

.yp-tooltip[data-position="top"]::after {
    bottom: -4px;
    left: 50%;
    margin-left: -4px;
}

.yp-tooltip[data-position="bottom"]::after {
    top: -4px;
    left: 50%;
    margin-left: -4px;
}

.yp-tooltip[data-position="left"]::after {
    right: -4px;
    top: 50%;
    margin-top: -4px;
}

.yp-tooltip[data-position="right"]::after {
    left: -4px;
    top: 50%;
    margin-top: -4px;
}

/* --- Контекстная кнопка помощи (?) --- */
.context-help-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    border: none;
    background: var(--color-primary-soft, rgba(37, 99, 235, 0.1));
    color: var(--color-primary, #2563eb);
    font-size: 0.7rem;
    cursor: pointer;
    vertical-align: middle;
    margin-left: 0.35rem;
    transition: background 0.15s, color 0.15s, transform 0.15s;
    flex-shrink: 0;
}

.context-help-btn:hover,
.context-help-btn:focus {
    background: var(--color-primary, #2563eb);
    color: #fff;
    transform: scale(1.1);
    outline: none;
}

.context-help-btn:focus-visible {
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.3);
}

/* --- Контекстный popup --- */
.context-help-popup {
    position: fixed;
    z-index: 10010;
    background: var(--color-surface, #fff);
    border: 1px solid var(--color-border-subtle, #e1e5f0);
    border-radius: var(--radius-md, 10px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.15);
    padding: 1rem 1.15rem;
    max-width: 320px;
    min-width: 200px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(6px);
    transition: opacity 0.2s ease, visibility 0.2s ease, transform 0.2s ease;
}

.context-help-popup.is-visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.context-help-popup-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 0.5rem;
}

.context-help-popup-title {
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--color-text, #111827);
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

.context-help-popup-title i {
    color: var(--color-primary, #2563eb);
    font-size: 0.8rem;
}

.context-help-popup-close {
    background: none;
    border: none;
    color: var(--color-text-soft, #6b7280);
    cursor: pointer;
    font-size: 0.9rem;
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: background 0.15s, color 0.15s;
}

.context-help-popup-close:hover {
    background: var(--color-border-subtle, #e1e5f0);
    color: var(--color-text, #111827);
}

.context-help-popup-body {
    font-size: 0.84rem;
    color: var(--color-text-soft, #6b7280);
    line-height: 1.6;
}

.context-help-popup-body code {
    background: var(--color-surface-alt, #f0f4ff);
    padding: 0.1rem 0.35rem;
    border-radius: 3px;
    font-size: 0.8rem;
}

/* --- Improved empty state --- */
.empty-state--guided {
    padding: 2.5rem 1.5rem;
    text-align: center;
}

.empty-state--guided .empty-icon {
    font-size: 3rem;
    color: var(--color-border-strong, #c9d2e3);
    margin-bottom: 1rem;
}

.empty-state--guided h3 {
    font-size: 1.1rem;
    color: var(--color-text, #111827);
    margin-bottom: 0.4rem;
}

.empty-state--guided p {
    font-size: 0.9rem;
    color: var(--color-text-soft, #6b7280);
    margin-bottom: 1.25rem;
    max-width: 380px;
    margin-left: auto;
    margin-right: auto;
}

.empty-state-actions {
    display: flex;
    justify-content: center;
    gap: 0.75rem;
    flex-wrap: wrap;
    margin-bottom: 1rem;
}

.empty-state-help {
    max-width: 400px;
    margin: 0.75rem auto 0;
    text-align: left;
}

.empty-state-help summary {
    font-size: 0.82rem;
    color: var(--color-primary, #2563eb);
    cursor: pointer;
    font-weight: 500;
    list-style: none;
    display: flex;
    align-items: center;
    gap: 0.3rem;
    justify-content: center;
}

.empty-state-help summary::-webkit-details-marker {
    display: none;
}

.empty-state-help summary::before {
    content: '\f059';
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    font-size: 0.75rem;
}

.empty-state-help[open] summary {
    margin-bottom: 0.5rem;
}

.empty-state-help-content {
    background: var(--color-surface-alt, #f0f4ff);
    border-radius: var(--radius-sm, 6px);
    padding: 0.75rem 1rem;
    font-size: 0.82rem;
    color: var(--color-text-soft, #6b7280);
    line-height: 1.5;
}

.empty-state-help-content p + p {
    margin-top: 0.4rem;
}

/* --- Skip to content (accessibility) --- */
.skip-to-content {
    position: fixed;
    top: -100%;
    left: 50%;
    transform: translateX(-50%);
    z-index: 99999;
    background: var(--color-primary, #2563eb);
    color: #fff;
    padding: 0.6rem 1.2rem;
    border-radius: 0 0 var(--radius-sm, 6px) var(--radius-sm, 6px);
    font-size: 0.85rem;
    font-weight: 600;
    text-decoration: none;
    transition: top 0.2s ease;
}

.skip-to-content:focus {
    top: 0;
    outline: 3px solid rgba(37, 99, 235, 0.5);
    outline-offset: 2px;
}

/* --- Progressive disclosure --- */
.advanced-fields {
    margin-top: 1rem;
    border: 1px solid var(--color-border-subtle, #e1e5f0);
    border-radius: var(--radius-md, 10px);
    overflow: hidden;
}

.advanced-fields > summary {
    padding: 0.75rem 1rem;
    font-size: 0.88rem;
    font-weight: 600;
    color: var(--color-text-soft, #6b7280);
    cursor: pointer;
    list-style: none;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--color-surface-alt, #f0f4ff);
    transition: background 0.15s, color 0.15s;
}

.advanced-fields > summary::-webkit-details-marker {
    display: none;
}

.advanced-fields > summary::before {
    content: '\f078';
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    font-size: 0.7rem;
    transition: transform 0.2s;
}

.advanced-fields[open] > summary::before {
    transform: rotate(180deg);
}

.advanced-fields > summary:hover {
    background: var(--color-border-subtle, #e1e5f0);
    color: var(--color-text, #111827);
}

.advanced-fields-content {
    padding: 1rem;
    border-top: 1px solid var(--color-border-subtle, #e1e5f0);
}