/* ═══════════════════════════════════════
   ONBOARDING TUTORIAL
   ═══════════════════════════════════════ */

/* ── Backdrop overlay (pointer-events: none so UI stays accessible) ── */
.tutorial-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.72);
    z-index: 9000;
    pointer-events: all; /* catches clicks on dark area to skip */
}

/* ── Highlight ring around target element ── */
.tutorial-highlight {
    position: absolute;
    z-index: 9001;
    pointer-events: none;
    border: 2px solid var(--green);
    border-radius: 8px;
    box-shadow:
        0 0 0 4px rgba(var(--green-rgb), 0.15),
        0 0 16px rgba(var(--green-rgb), 0.35);
    animation: tutorial-pulse 1.8s ease-in-out infinite;
    transition: left 0.22s ease, top 0.22s ease, width 0.22s ease, height 0.22s ease;
}

@keyframes tutorial-pulse {
    0%, 100% {
        box-shadow: 0 0 0 4px rgba(var(--green-rgb), 0.15), 0 0 16px rgba(var(--green-rgb), 0.35);
    }
    50% {
        box-shadow: 0 0 0 6px rgba(var(--green-rgb), 0.25), 0 0 28px rgba(var(--green-rgb), 0.5);
    }
}

/* ── Tooltip bubble ── */
.tutorial-tooltip {
    position: absolute;
    z-index: 9002;
    background: var(--panel);
    border: 1px solid rgba(var(--green-rgb), 0.35);
    border-radius: 10px;
    padding: 18px 18px 14px;
    max-width: 360px;
    box-shadow:
        0 4px 32px rgba(0, 0, 0, 0.7),
        0 0 0 1px rgba(var(--green-rgb), 0.08);
    opacity: 0;
    transform: translateY(6px) scale(0.97);
    transition: opacity 0.22s ease, transform 0.22s ease;
    pointer-events: all;
}

.tutorial-tooltip.visible {
    opacity: 1;
    transform: translateY(0) scale(1);
}

/* Slide-out animations for step transitions */
.tutorial-tooltip.slide-out-left {
    opacity: 0;
    transform: translateX(-20px) scale(0.97);
    transition: opacity 0.18s ease, transform 0.18s ease;
}
.tutorial-tooltip.slide-out-right {
    opacity: 0;
    transform: translateX(20px) scale(0.97);
    transition: opacity 0.18s ease, transform 0.18s ease;
}

/* ── Arrow ── */
.tutorial-tooltip[data-arrow="bottom"]::after {
    content: '';
    position: absolute;
    bottom: -9px;
    left: var(--arrow-left, 50%);
    transform: translateX(-50%);
    border: 9px solid transparent;
    border-top-color: var(--panel);
    border-bottom: none;
    filter: drop-shadow(0 2px 0 rgba(var(--green-rgb), 0.25));
}

.tutorial-tooltip[data-arrow="bottom"]::before {
    content: '';
    position: absolute;
    bottom: -10px;
    left: var(--arrow-left, 50%);
    transform: translateX(-50%);
    border: 10px solid transparent;
    border-top-color: rgba(var(--green-rgb), 0.35);
    border-bottom: none;
}

.tutorial-tooltip[data-arrow="top"]::after {
    content: '';
    position: absolute;
    top: -9px;
    left: var(--arrow-left, 50%);
    transform: translateX(-50%);
    border: 9px solid transparent;
    border-bottom-color: var(--panel);
    border-top: none;
    filter: drop-shadow(0 -2px 0 rgba(var(--green-rgb), 0.25));
}

.tutorial-tooltip[data-arrow="top"]::before {
    content: '';
    position: absolute;
    top: -10px;
    left: var(--arrow-left, 50%);
    transform: translateX(-50%);
    border: 10px solid transparent;
    border-bottom-color: rgba(var(--green-rgb), 0.35);
    border-top: none;
}

/* ── Header ── */
.tutorial-header {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    margin-bottom: 10px;
}

.tutorial-title {
    flex: 1;
    font-family: 'Share Tech Mono', monospace;
    font-size: 14px;
    font-weight: 600;
    color: var(--green);
    line-height: 1.35;
    letter-spacing: 0.02em;
}

.tutorial-btn-close {
    flex-shrink: 0;
    background: none;
    border: none;
    cursor: pointer;
    color: var(--muted);
    font-size: 13px;
    padding: 2px 4px;
    border-radius: 4px;
    line-height: 1;
    transition: color 0.15s, background 0.15s;
    margin-top: -1px;
}
.tutorial-btn-close:hover {
    color: var(--text);
    background: rgba(255, 255, 255, 0.06);
}

/* ── Body text ── */
.tutorial-body {
    font-size: 13px;
    color: var(--text);
    line-height: 1.6;
    margin-bottom: 14px;
}

/* ── Footer: progress + actions ── */
.tutorial-footer {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.tutorial-progress {
    display: flex;
    align-items: center;
    gap: 10px;
}

.tutorial-counter {
    font-size: 11px;
    color: var(--muted);
    white-space: nowrap;
    font-family: 'Share Tech Mono', monospace;
    letter-spacing: 0.05em;
}

.tutorial-dots {
    display: flex;
    gap: 5px;
    flex-wrap: wrap;
}

.tutorial-dot {
    display: inline-block;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: rgba(var(--green-rgb), 0.2);
    border: 1px solid rgba(var(--green-rgb), 0.3);
    transition: background 0.2s, transform 0.2s;
}

.tutorial-dot.active {
    background: var(--green);
    border-color: var(--green);
    transform: scale(1.25);
    box-shadow: 0 0 6px rgba(var(--green-rgb), 0.5);
}

/* ── Action buttons ── */
.tutorial-actions {
    display: flex;
    gap: 8px;
    align-items: center;
    justify-content: flex-end;
}

.tutorial-btn {
    font-family: 'Share Tech Mono', monospace;
    font-size: 12px;
    padding: 6px 14px;
    border-radius: 6px;
    cursor: pointer;
    border: 1px solid;
    transition: background 0.15s, color 0.15s, transform 0.1s;
    line-height: 1.4;
    white-space: nowrap;
}
.tutorial-btn:active { transform: scale(0.96); }

.tutorial-btn-back {
    background: transparent;
    border-color: rgba(var(--green-rgb), 0.2);
    color: var(--muted);
    margin-right: auto;
}
.tutorial-btn-back:hover {
    color: var(--text);
    border-color: rgba(var(--green-rgb), 0.4);
}

.tutorial-btn-skip {
    background: transparent;
    border-color: rgba(255, 255, 255, 0.15);
    color: var(--muted);
}
.tutorial-btn-skip:hover {
    color: var(--text);
    border-color: rgba(255, 255, 255, 0.25);
    background: rgba(255, 255, 255, 0.04);
}

/* More visible skip button variant */
.tutorial-btn-skip--visible {
    color: var(--text) !important;
    border-color: rgba(255, 255, 255, 0.2) !important;
    opacity: 0.85;
}
.tutorial-btn-skip--visible:hover {
    opacity: 1;
    border-color: rgba(255, 255, 255, 0.4) !important;
    background: rgba(255, 255, 255, 0.06) !important;
}

/* "Не показывать снова" checkbox row */
.tutorial-no-show {
    padding: 0 16px 10px;
}

.tutorial-no-show-label {
    display: flex;
    align-items: center;
    gap: 7px;
    font-size: 12px;
    color: var(--muted);
    cursor: pointer;
    user-select: none;
}

.tutorial-no-show-label input[type="checkbox"] {
    width: 14px;
    height: 14px;
    flex-shrink: 0;
    cursor: pointer;
    accent-color: var(--green);
}

.tutorial-btn-next {
    background: rgba(var(--green-rgb), 0.12);
    border-color: rgba(var(--green-rgb), 0.5);
    color: var(--green);
}
.tutorial-btn-next:hover {
    background: rgba(var(--green-rgb), 0.22);
    border-color: var(--green);
}
.tutorial-btn-next.final {
    background: rgba(var(--green-rgb), 0.2);
    border-color: var(--green);
    color: var(--green);
    box-shadow: 0 0 10px rgba(var(--green-rgb), 0.2);
}
.tutorial-btn-next.final:hover {
    background: rgba(var(--green-rgb), 0.3);
    box-shadow: 0 0 16px rgba(var(--green-rgb), 0.35);
}

/* ── Sidebar "Обучение" button ── */
.sidebar-nav-link.tutorial-link {
    color: var(--green-dim);
}
.sidebar-nav-link.tutorial-link:hover {
    color: var(--green);
}

/* ── Settings "Пройти обучение" button ── */
.settings-tutorial-btn {
    display: flex;
    align-items: center;
    gap: 10px;
    width: 100%;
    padding: 12px 14px;
    background: rgba(var(--green-rgb), 0.05);
    border: 1px solid rgba(var(--green-rgb), 0.2);
    border-radius: 8px;
    color: var(--text);
    font-size: 13px;
    font-family: 'Share Tech Mono', monospace;
    cursor: pointer;
    text-align: left;
    transition: background 0.15s, border-color 0.15s;
    margin-top: 8px;
}
.settings-tutorial-btn:hover {
    background: rgba(var(--green-rgb), 0.1);
    border-color: rgba(var(--green-rgb), 0.4);
}
.settings-tutorial-btn-icon {
    font-size: 18px;
    line-height: 1;
}
.settings-tutorial-btn-text {
    flex: 1;
}
.settings-tutorial-btn-title {
    color: var(--green);
    font-weight: 600;
}
.settings-tutorial-btn-sub {
    font-size: 11px;
    color: var(--muted);
    margin-top: 2px;
}

/* ── Library quick settings tutorial button ── */
.lib-qsettings-tutorial-btn {
    background: transparent;
    border: 1px solid rgba(var(--green-rgb), 0.25);
    border-radius: 6px;
    color: var(--green-dim);
    font-family: 'Share Tech Mono', monospace;
    font-size: 13px;
    padding: 7px 12px;
    cursor: pointer;
    transition: background 0.15s, color 0.15s, border-color 0.15s;
    width: 100%;
    text-align: left;
}
.lib-qsettings-tutorial-btn:hover {
    background: rgba(var(--green-rgb), 0.08);
    border-color: rgba(var(--green-rgb), 0.5);
    color: var(--green);
}

/* ── Responsive: narrow phones ── */
@media (max-width: 400px) {
    .tutorial-tooltip {
        padding: 14px 14px 12px;
    }
    .tutorial-title {
        font-size: 13px;
    }
    .tutorial-body {
        font-size: 12px;
    }
    .tutorial-dots {
        display: none; /* too cramped on tiny screens */
    }
}