/* ============================================================
   Tutorial Overlay Styles
   L-08: 간이 튜토리얼 오버레이
   ============================================================ */

/* 튜토리얼 오버레이 컨테이너 */
.tutorial-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 9999;
    pointer-events: none;
    opacity: 0;
    transition: opacity var(--transition-normal);
}

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

.tutorial-overlay.hidden {
    display: none;
}

/* 반투명 배경 */
.tutorial-backdrop {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--color-bg-overlay);
    transition: opacity var(--transition-normal);
    pointer-events: none; /* 튜토리얼 비활성 시 클릭 방해 방지 */
}

/* 하이라이트 영역 (대상 요소 주변) */
.tutorial-highlight {
    position: absolute;
    border: 3px solid var(--color-accent-green);
    border-radius: 8px;
    box-shadow:
        0 0 0 4000px rgba(0, 0, 0, 0.75),
        0 0 20px rgba(78, 204, 163, 0.6),
        inset 0 0 15px rgba(78, 204, 163, 0.3);
    transition: all 0.4s ease-out;
    z-index: 10001;
    pointer-events: none;
}

/* 펄스 애니메이션 */
.tutorial-highlight::before {
    content: '';
    position: absolute;
    top: -8px;
    left: -8px;
    right: -8px;
    bottom: -8px;
    border: 2px solid var(--color-accent-green);
    border-radius: 12px;
    animation: tutorial-pulse 2s infinite;
    opacity: 0.5;
}

@keyframes tutorial-pulse {
    0% {
        transform: scale(1);
        opacity: 0.5;
    }

    50% {
        transform: scale(1.05);
        opacity: 0.2;
    }

    100% {
        transform: scale(1);
        opacity: 0.5;
    }
}

/* 툴팁 컨테이너 */
.tutorial-tooltip {
    position: absolute;
    max-width: 320px;
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
    border: 2px solid var(--color-accent-green);
    border-radius: 12px;
    padding: 20px;
    box-shadow:
        0 10px 40px rgba(0, 0, 0, 0.5),
        0 0 20px rgba(78, 204, 163, 0.2);
    z-index: 10002;
    animation: tooltip-appear 0.3s ease-out;
}

@keyframes tooltip-appear {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 툴팁 화살표 */
.tutorial-tooltip::before {
    content: '';
    position: absolute;
    width: 0;
    height: 0;
    border: 10px solid transparent;
}

.tutorial-tooltip.position-bottom::before {
    top: -20px;
    left: 50%;
    transform: translateX(-50%);
    border-bottom-color: var(--color-accent-green);
}

.tutorial-tooltip.position-top::before {
    bottom: -20px;
    left: 50%;
    transform: translateX(-50%);
    border-top-color: var(--color-accent-green);
}

.tutorial-tooltip.position-left::before {
    right: -20px;
    top: 50%;
    transform: translateY(-50%);
    border-left-color: var(--color-accent-green);
}

.tutorial-tooltip.position-right::before {
    left: -20px;
    top: 50%;
    transform: translateY(-50%);
    border-right-color: var(--color-accent-green);
}

/* 툴팁 내용 */
.tutorial-content {
    color: var(--color-text-primary);
    font-size: 16px;
    line-height: 1.6;
    margin-bottom: 16px;
}

.tutorial-content .emoji {
    font-size: 24px;
    margin-right: 8px;
}

/* 단계 표시 */
.tutorial-step-indicator {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-bottom: 12px;
}

.tutorial-step-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--color-text-muted);
    transition: all var(--transition-fast);
}

.tutorial-step-dot.active {
    background: var(--color-accent-green);
    transform: scale(1.3);
}

.tutorial-step-dot.completed {
    background: var(--color-accent-green);
    opacity: 0.5;
}

/* 버튼 컨테이너 */
.tutorial-buttons {
    display: flex;
    gap: 12px;
    justify-content: flex-end;
}

/* 다음 버튼 */
.tutorial-next {
    background: linear-gradient(135deg, #4ecca3 0%, #3db890 100%);
    color: #111;
    border: none;
    padding: 10px 24px;
    border-radius: 6px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.tutorial-next:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(78, 204, 163, 0.4);
}

.tutorial-next:active {
    transform: translateY(0);
}

/* 건너뛰기 버튼 */
.tutorial-skip {
    background: transparent;
    color: var(--color-text-secondary);
    border: 1px solid var(--color-text-muted);
    padding: 10px 20px;
    border-radius: 6px;
    font-size: 14px;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.tutorial-skip:hover {
    color: var(--color-text-primary);
    border-color: #666;
}

/* 튜토리얼 완료 메시지 */
.tutorial-complete {
    text-align: center;
    padding: 40px 20px;
}

.tutorial-complete-icon {
    font-size: 64px;
    margin-bottom: 16px;
    animation: bounce 0.6s ease-out;
}

@keyframes bounce {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-15px);
    }
}

.tutorial-complete-title {
    font-size: 24px;
    font-weight: 700;
    color: var(--color-accent-green);
    margin-bottom: 8px;
}

.tutorial-complete-subtitle {
    color: var(--color-text-secondary);
    font-size: 14px;
}

/* 반응형 */
@media (max-width: 600px) {
    .tutorial-tooltip {
        max-width: 280px;
        padding: 16px;
    }

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

    .tutorial-buttons {
        flex-direction: column;
    }

    .tutorial-next,
    .tutorial-skip {
        width: 100%;
        text-align: center;
    }
}

/* ============================================================
   L2-12: 화살표 인디케이터 (Arrow Indicator)
   대상 요소를 가리키는 애니메이션 화살표
   ============================================================ */

.tutorial-arrow {
    position: absolute;
    font-size: 48px;
    color: var(--color-accent-green);
    z-index: 10003;
    pointer-events: none;
    text-shadow: 0 0 10px rgba(78, 204, 163, 0.6);
    animation: arrow-bounce 1.5s infinite ease-in-out;
}

/* 화살표 방향별 위치 및 아이콘 */
.tutorial-arrow.arrow-bottom {
    content: '↓';
}

.tutorial-arrow.arrow-top {
    content: '↑';
}

.tutorial-arrow.arrow-left {
    content: '←';
}

.tutorial-arrow.arrow-right {
    content: '→';
}

/* 화살표 bounce 애니메이션 */
@keyframes arrow-bounce {

    0%,
    100% {
        transform: translate(0, 0);
        opacity: 1;
    }

    50% {
        transform: translate(0, -10px);
        opacity: 0.7;
    }
}

/* 화살표 수평 움직임 (좌우) */
@keyframes arrow-bounce-horizontal {

    0%,
    100% {
        transform: translate(0, 0);
        opacity: 1;
    }

    50% {
        transform: translate(-10px, 0);
        opacity: 0.7;
    }
}

/* 좌우 화살표는 수평 애니메이션 사용 */
.tutorial-arrow.arrow-left,
.tutorial-arrow.arrow-right {
    animation: arrow-bounce-horizontal 1.5s infinite ease-in-out;
}