/* ============================================================
   ORACLE AI - ONBOARDING TUTORIAL SYSTEM
   Click-through guided tour for new users
   ============================================================ */

/* OVERLAY - Dark backdrop with spotlight cutout */
.tutorial-overlay {
    position: fixed;
    inset: 0;
    z-index: 99999990;
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.tutorial-overlay.active {
    opacity: 1;
    pointer-events: auto;
}

/* SVG overlay for spotlight effect */
.tutorial-overlay svg {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
}

/* Spotlight ring glow around highlighted element */
.tutorial-spotlight {
    position: fixed;
    z-index: 99999991;
    border-radius: 12px;
    box-shadow: 0 0 0 4px rgba(10, 132, 255, 0.6), 0 0 20px rgba(10, 132, 255, 0.3);
    pointer-events: none;
    transition: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
    animation: tutorialPulse 2s ease-in-out infinite;
}

@keyframes tutorialPulse {
    0%, 100% { box-shadow: 0 0 0 4px rgba(10, 132, 255, 0.6), 0 0 20px rgba(10, 132, 255, 0.3); }
    50% { box-shadow: 0 0 0 6px rgba(10, 132, 255, 0.8), 0 0 30px rgba(10, 132, 255, 0.5); }
}

/* TOOLTIP / POPOVER */
.tutorial-tooltip {
    position: fixed;
    z-index: 99999992;
    max-width: 380px;
    min-width: 300px;
    background: rgba(28, 28, 30, 0.98);
    border: 1px solid rgba(10, 132, 255, 0.4);
    border-radius: 16px;
    padding: 24px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.6), 0 0 40px rgba(10, 132, 255, 0.15);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    opacity: 0;
    transform: translateY(10px) scale(0.96);
    transition: opacity 0.3s ease, transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
    pointer-events: auto;
}

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

/* Tooltip arrow */
.tutorial-tooltip::before {
    content: '';
    position: absolute;
    width: 12px;
    height: 12px;
    background: rgba(28, 28, 30, 0.98);
    border: 1px solid rgba(10, 132, 255, 0.4);
    transform: rotate(45deg);
}

.tutorial-tooltip.arrow-top::before {
    top: -7px;
    left: 50%;
    margin-left: -6px;
    border-right: none;
    border-bottom: none;
}

.tutorial-tooltip.arrow-bottom::before {
    bottom: -7px;
    left: 50%;
    margin-left: -6px;
    border-left: none;
    border-top: none;
}

.tutorial-tooltip.arrow-left::before {
    left: -7px;
    top: 50%;
    margin-top: -6px;
    border-right: none;
    border-top: none;
}

.tutorial-tooltip.arrow-right::before {
    right: -7px;
    top: 50%;
    margin-top: -6px;
    border-left: none;
    border-bottom: none;
}

/* Step counter */
.tutorial-step-counter {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 12px;
    font-size: 12px;
    color: rgba(235, 235, 245, 0.4);
    letter-spacing: 0.05em;
    text-transform: uppercase;
    font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Text', system-ui, sans-serif;
}

.tutorial-step-counter .step-num {
    color: #0A84FF;
    font-weight: 600;
}

/* Progress dots */
.tutorial-progress {
    display: flex;
    gap: 6px;
    margin-left: auto;
}

.tutorial-progress-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: rgba(120, 120, 128, 0.36);
    transition: background 0.2s ease, transform 0.2s ease;
}

.tutorial-progress-dot.active {
    background: #0A84FF;
    transform: scale(1.3);
}

.tutorial-progress-dot.completed {
    background: #30D158;
}

/* Title */
.tutorial-title {
    font-size: 20px;
    font-weight: 600;
    color: #FFFFFF;
    margin-bottom: 8px;
    font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Display', system-ui, sans-serif;
    line-height: 1.3;
}

/* Emoji icon */
.tutorial-title-icon {
    font-size: 24px;
    margin-right: 8px;
}

/* Description */
.tutorial-description {
    font-size: 15px;
    color: rgba(235, 235, 245, 0.6);
    line-height: 1.6;
    margin-bottom: 20px;
    font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Text', system-ui, sans-serif;
}

.tutorial-description strong {
    color: #FFFFFF;
    font-weight: 600;
}

.tutorial-description .highlight {
    color: #0A84FF;
    font-weight: 500;
}

/* Feature pills */
.tutorial-features {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 20px;
}

.tutorial-feature-pill {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 4px 12px;
    background: rgba(10, 132, 255, 0.12);
    border: 1px solid rgba(10, 132, 255, 0.2);
    border-radius: 20px;
    font-size: 13px;
    color: #64B5FF;
    white-space: nowrap;
}

/* Button row */
.tutorial-buttons {
    display: flex;
    align-items: center;
    gap: 12px;
}

.tutorial-btn {
    padding: 10px 20px;
    border-radius: 10px;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    border: none;
    transition: all 0.2s ease;
    font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Text', system-ui, sans-serif;
    touch-action: manipulation;
    -webkit-tap-highlight-color: transparent;
    min-height: 44px;
}

.tutorial-btn:active {
    transform: scale(0.96);
    opacity: 0.8;
}

.tutorial-btn-next {
    background: #0A84FF;
    color: #FFFFFF;
    flex: 1;
}

.tutorial-btn-next:hover {
    background: #409CFF;
}

.tutorial-btn-back {
    background: rgba(120, 120, 128, 0.24);
    color: rgba(235, 235, 245, 0.6);
    padding: 10px 16px;
}

.tutorial-btn-back:hover {
    background: rgba(120, 120, 128, 0.36);
    color: #FFFFFF;
}

.tutorial-btn-skip {
    background: none;
    color: rgba(235, 235, 245, 0.4);
    padding: 10px 12px;
    font-weight: 500;
    font-size: 14px;
}

.tutorial-btn-skip:hover {
    color: rgba(235, 235, 245, 0.7);
}

/* WELCOME SCREEN (Step 0 - fullscreen) */
.tutorial-welcome {
    position: fixed;
    inset: 0;
    z-index: 99999995;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 0, 0, 0.92);
    backdrop-filter: blur(30px);
    -webkit-backdrop-filter: blur(30px);
    opacity: 0;
    transition: opacity 0.4s ease;
}

.tutorial-welcome.active {
    opacity: 1;
}

.tutorial-welcome-card {
    text-align: center;
    max-width: 440px;
    padding: 48px 40px;
    background: rgba(28, 28, 30, 0.95);
    border: 1px solid rgba(56, 56, 58, 0.8);
    border-radius: 24px;
    box-shadow: 0 30px 100px rgba(0, 0, 0, 0.5);
    animation: welcomeCardIn 0.5s cubic-bezier(0.34, 1.56, 0.64, 1) 0.2s both;
}

@keyframes welcomeCardIn {
    from { opacity: 0; transform: translateY(30px) scale(0.9); }
    to { opacity: 1; transform: translateY(0) scale(1); }
}

.tutorial-welcome-icon {
    font-size: 64px;
    margin-bottom: 16px;
    display: block;
    animation: welcomeIconFloat 3s ease-in-out infinite;
}

@keyframes welcomeIconFloat {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-8px); }
}

.tutorial-welcome-title {
    font-size: 28px;
    font-weight: 700;
    color: #FFFFFF;
    margin-bottom: 12px;
    font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Display', system-ui, sans-serif;
}

.tutorial-welcome-subtitle {
    font-size: 16px;
    color: rgba(235, 235, 245, 0.6);
    line-height: 1.6;
    margin-bottom: 32px;
}

.tutorial-welcome-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    margin-bottom: 32px;
    text-align: left;
}

.tutorial-welcome-feature {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 14px;
    background: rgba(120, 120, 128, 0.12);
    border-radius: 10px;
    font-size: 14px;
    color: rgba(235, 235, 245, 0.8);
}

.tutorial-welcome-feature .feat-icon {
    font-size: 18px;
    flex-shrink: 0;
}

.tutorial-welcome-buttons {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.tutorial-welcome-start {
    padding: 14px 32px;
    background: #0A84FF;
    color: #FFFFFF;
    border: none;
    border-radius: 12px;
    font-size: 17px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Text', system-ui, sans-serif;
    min-height: 48px;
}

.tutorial-welcome-start:hover {
    background: #409CFF;
    transform: translateY(-1px);
}

.tutorial-welcome-start:active {
    transform: scale(0.97);
}

.tutorial-welcome-skip {
    padding: 10px;
    background: none;
    border: none;
    color: rgba(235, 235, 245, 0.4);
    font-size: 14px;
    cursor: pointer;
    font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Text', system-ui, sans-serif;
}

.tutorial-welcome-skip:hover {
    color: rgba(235, 235, 245, 0.6);
}

/* COMPLETION SCREEN */
.tutorial-complete {
    position: fixed;
    inset: 0;
    z-index: 99999995;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 0, 0, 0.92);
    backdrop-filter: blur(30px);
    -webkit-backdrop-filter: blur(30px);
    opacity: 0;
    transition: opacity 0.4s ease;
}

.tutorial-complete.active {
    opacity: 1;
}

.tutorial-complete-card {
    text-align: center;
    max-width: 440px;
    padding: 48px 40px;
    background: rgba(28, 28, 30, 0.95);
    border: 1px solid rgba(56, 56, 58, 0.8);
    border-radius: 24px;
    box-shadow: 0 30px 100px rgba(0, 0, 0, 0.5);
    animation: welcomeCardIn 0.5s cubic-bezier(0.34, 1.56, 0.64, 1) 0.2s both;
}

.tutorial-complete-check {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: linear-gradient(135deg, #30D158 0%, #34C759 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 40px;
    animation: checkBounce 0.6s cubic-bezier(0.34, 1.56, 0.64, 1) 0.3s both;
}

@keyframes checkBounce {
    from { opacity: 0; transform: scale(0); }
    to { opacity: 1; transform: scale(1); }
}

.tutorial-complete-title {
    font-size: 28px;
    font-weight: 700;
    color: #FFFFFF;
    margin-bottom: 12px;
}

.tutorial-complete-subtitle {
    font-size: 16px;
    color: rgba(235, 235, 245, 0.6);
    line-height: 1.6;
    margin-bottom: 32px;
}

.tutorial-complete-cta {
    padding: 14px 40px;
    background: linear-gradient(135deg, #0A84FF 0%, #5856D6 100%);
    color: #FFFFFF;
    border: none;
    border-radius: 12px;
    font-size: 17px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Text', system-ui, sans-serif;
    min-height: 48px;
}

.tutorial-complete-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(10, 132, 255, 0.4);
}

.tutorial-complete-cta:active {
    transform: scale(0.97);
}

/* ===== MOBILE RESPONSIVE ===== */
@media (max-width: 768px) {
    .tutorial-tooltip {
        max-width: calc(100vw - 32px);
        min-width: calc(100vw - 32px);
        left: 16px !important;
        right: 16px !important;
        padding: 20px;
        border-radius: 14px;
    }

    .tutorial-tooltip::before {
        display: none;
    }

    .tutorial-welcome-card,
    .tutorial-complete-card {
        margin: 16px;
        padding: 32px 24px;
    }

    .tutorial-welcome-features {
        grid-template-columns: 1fr;
    }

    .tutorial-welcome-title,
    .tutorial-complete-title {
        font-size: 24px;
    }

    .tutorial-title {
        font-size: 18px;
    }

    .tutorial-description {
        font-size: 14px;
    }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    .tutorial-spotlight,
    .tutorial-tooltip,
    .tutorial-welcome,
    .tutorial-complete {
        transition-duration: 0.01ms;
    }

    .tutorial-spotlight {
        animation: none;
    }

    .tutorial-welcome-icon {
        animation: none;
    }

    .tutorial-welcome-card,
    .tutorial-complete-card {
        animation: none;
        opacity: 1;
        transform: none;
    }

    .tutorial-complete-check {
        animation: none;
        opacity: 1;
        transform: none;
    }
}