/* ==========================================================================
   칼배송 (On-Point Delivery)
   컨셉: 택배 분류 컨베이어, 정확한 타이밍에 정확한 라인으로
   ========================================================================== */

.op-container {
    --op-bg-warehouse: #14171f;
    --op-bg-panel: #1c2029;
    --op-box-color: #e8a33d;
    --op-accent-blue: #3d8bff;
    --op-perfect: #2ee66b;
    --op-good: #ffb020;
    --op-miss: #ff3b3b;
    --op-text-primary: #e8ebf0;
    --op-text-dim: #8a91a0;

    position: relative;
    max-width: 640px;
    margin: 0 auto;
    padding: 24px 16px 48px;
    color: var(--op-text-primary);
    font-family: var(--font-family-base, sans-serif);
}

/* 배경 - 창고/컨베이어 일러스트를 뷰포트 전체에 은은하게 깔아 밋밋함을 없앤다.
   position:fixed라 스크롤해도 고정되어 은은한 패럴랙스 느낌을 준다. */
.op-container::before {
    content: '';
    position: fixed;
    inset: 0;
    z-index: -1;
    background:
        linear-gradient(180deg, rgba(9,11,16,0.78), rgba(7,8,13,0.94)),
        url('data:image/svg+xml;base64,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') center top / cover no-repeat;
    pointer-events: none;
}

.op-header {
    text-align: center;
    margin-bottom: 20px;
}

.op-title {
    font-family: 'Oswald', 'Pretendard', sans-serif;
    font-weight: 700;
    letter-spacing: 0.5px;
    font-size: 28px;
    margin: 0 0 6px;
    text-shadow: 0 2px 12px rgba(0,0,0,0.6);
}

.op-subtitle {
    color: var(--op-text-dim);
    font-size: 14px;
    margin: 0;
}

/* ---------- 스테이지 ---------- */
.op-stage {
    position: relative;
    background:
        radial-gradient(ellipse at 50% 12%, rgba(61,139,255,0.10) 0%, transparent 45%),
        radial-gradient(ellipse at 50% 15%, #232a38 0%, var(--op-bg-warehouse) 68%);
    border-radius: 20px;
    padding: 22px 16px 20px;
    overflow: hidden;
    box-shadow:
        0 0 0 1px rgba(255,255,255,0.05) inset,
        0 40px 80px -30px rgba(0,0,0,0.7) inset;
}

/* 상/하단 경고 테이프 - 택배 물류창고 바닥 마킹을 모사한 장식 요소 */
.op-stage::before,
.op-stage::after {
    content: '';
    position: absolute;
    left: -10px;
    right: -10px;
    height: 8px;
    background: repeating-linear-gradient(
        135deg,
        #f4b400 0 14px,
        #1a1d24 14px 28px
    );
    opacity: 0.55;
    z-index: 0;
}
.op-stage::before { top: 0; }
.op-stage::after { bottom: 0; }

.op-hud, .op-track, .op-lanes, .op-overlay {
    position: relative;
    z-index: 1;
}

/* ---------- HUD ---------- */
.op-hud {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-bottom: 14px;
}

.op-hud-box {
    background: #0d1016;
    border: 1px solid #2a2e38;
    border-radius: 8px;
    padding: 8px 14px;
    text-align: center;
    min-width: 76px;
    transition: box-shadow 0.2s ease, transform 0.2s ease;
}

.op-hud-box.pulse {
    animation: opHudPulse 0.35s ease;
}

@keyframes opHudPulse {
    0%   { transform: scale(1); box-shadow: 0 0 0 0 rgba(46,230,107,0.5); }
    40%  { transform: scale(1.12); box-shadow: 0 0 0 6px rgba(46,230,107,0.25); }
    100% { transform: scale(1); box-shadow: 0 0 0 0 rgba(46,230,107,0); }
}

.op-hud-label {
    display: block;
    font-size: 10px;
    letter-spacing: 1.5px;
    color: var(--op-text-dim);
}

.op-hud-value {
    display: block;
    font-family: 'DSEG7', 'SFMono-Regular', Consolas, monospace;
    font-variant-numeric: tabular-nums;
    font-size: 22px;
    color: var(--op-perfect);
    letter-spacing: 1px;
}

/* ---------- 낙하 트랙 ---------- */
.op-track {
    position: relative;
    height: 360px;
    margin: 0 auto 14px;
    max-width: 420px;
    background: repeating-linear-gradient(180deg, #191d26 0 2px, #14171f 2px 34px);
    border: 1px solid #2a2e38;
    border-radius: 12px;
    overflow: hidden;
}

/* 컨베이어 벨트 이동감 - 대각선 줄무늬가 천천히 아래로 흐르는 장식 레이어 */
.op-track::before {
    content: '';
    position: absolute;
    inset: -40px -20px;
    background: repeating-linear-gradient(
        115deg,
        rgba(255,255,255,0.025) 0 10px,
        transparent 10px 24px
    );
    animation: opConveyorFlow 6s linear infinite;
    pointer-events: none;
}

@keyframes opConveyorFlow {
    from { transform: translateY(-40px); }
    to   { transform: translateY(40px); }
}

.op-hitline {
    position: absolute;
    left: 0;
    right: 0;
    top: 78%;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--op-accent-blue), transparent);
    box-shadow: 0 0 10px var(--op-accent-blue);
}

.op-hitline::before {
    content: '';
    position: absolute;
    inset: -10px 0;
    border-top: 1px dashed rgba(61,139,255,0.35);
    border-bottom: 1px dashed rgba(61,139,255,0.35);
}

/* ---------- 낙하 박스 ---------- */
.op-box {
    position: absolute;
    width: 52px;
    height: 44px;
    background: linear-gradient(180deg, var(--op-box-color), #b97a1f);
    border: 2px solid #7a5010;
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    box-shadow: 0 4px 10px rgba(0,0,0,0.4);
}

.op-box-dir {
    position: absolute;
    top: -22px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 16px;
    font-weight: 700;
    color: var(--op-accent-blue);
    text-shadow: 0 0 6px rgba(61,139,255,0.7);
}

/* ---------- 판정 등급 애니메이션 ---------- */
.op-box.caught-perfect { animation: opFlyPerfect 0.4s ease forwards; }
.op-box.caught-good    { animation: opFlyGood 0.4s ease forwards; }
.op-box.caught-miss    { animation: opMissShake 0.35s ease forwards; }

@keyframes opFlyPerfect {
    to { transform: translate(var(--fly-x, 0), -60px) scale(0.4) rotate(20deg); opacity: 0; }
}
@keyframes opFlyGood {
    to { transform: translate(calc(var(--fly-x, 0) * 0.4), -10px) scale(0.65) rotate(10deg); opacity: 0; }
}
@keyframes opMissShake {
    0%   { transform: translateX(-50%) rotate(0deg); filter: brightness(1); }
    30%  { transform: translateX(calc(-50% - 6px)) rotate(-6deg); filter: brightness(0.6) hue-rotate(-30deg); }
    60%  { transform: translateX(calc(-50% + 6px)) rotate(6deg); }
    100% { transform: translateX(-50%) translateY(30px) rotate(0deg); opacity: 0; filter: brightness(0.4); }
}

/* ---------- 판정 텍스트 팝업 ---------- */
.op-judge-pop {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    font-family: 'Oswald', 'Pretendard', sans-serif;
    font-weight: 800;
    font-size: 18px;
    letter-spacing: 1px;
    pointer-events: none;
    animation: opJudgePop 0.5s ease forwards;
}

.op-judge-pop.perfect { color: var(--op-perfect); text-shadow: 0 0 10px var(--op-perfect); }
.op-judge-pop.good     { color: var(--op-good); text-shadow: 0 0 8px var(--op-good); }
.op-judge-pop.miss      { color: var(--op-miss); text-shadow: 0 0 8px var(--op-miss); }

@keyframes opJudgePop {
    0%   { transform: translate(-50%, 0) scale(0.7); opacity: 0; }
    30%  { transform: translate(-50%, -10px) scale(1.1); opacity: 1; }
    100% { transform: translate(-50%, -34px) scale(1); opacity: 0; }
}

/* ---------- 타이밍 가이드라인 (기준선 주변 판정 범위 시각화) ---------- */
.op-judge-band {
    position: absolute;
    left: 6px;
    right: 6px;
    border-radius: 4px;
    background: linear-gradient(180deg, transparent, rgba(255,176,32,0.16), rgba(255,176,32,0.16), transparent);
    border-top: 1px dashed rgba(255,176,32,0.55);
    border-bottom: 1px dashed rgba(255,176,32,0.55);
    pointer-events: none;
    transition: top 0.6s ease, height 0.6s ease;
}

.op-judge-band--perfect {
    left: 14px;
    right: 14px;
    background: linear-gradient(180deg, transparent, rgba(46,230,107,0.30), rgba(46,230,107,0.30), transparent);
    border-top: 1px solid rgba(46,230,107,0.75);
    border-bottom: 1px solid rgba(46,230,107,0.75);
    box-shadow: 0 0 14px rgba(46,230,107,0.35) inset;
}

/* ---------- 라인 버튼(좌/중/우) ---------- */
.op-lanes {
    display: flex;
    gap: 10px;
    max-width: 420px;
    margin: 0 auto;
}

.op-lane {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2px;
    padding: 14px 0;
    font-family: 'Oswald', 'Pretendard', sans-serif;
    color: var(--op-text-primary);
    background: linear-gradient(180deg, #2a2f3a, #1c2029);
    border: 1px solid #3a4050;
    border-radius: 12px;
    cursor: pointer;
    transition: transform 0.08s ease, box-shadow 0.15s ease;
}

.op-lane:active {
    transform: scale(0.95);
}

.op-lane.flash-hit {
    animation: opLaneHit 0.3s ease;
}

.op-lane.flash-wrong {
    animation: opLaneWrong 0.3s ease;
}

@keyframes opLaneHit {
    0%   { box-shadow: 0 0 0 0 rgba(46,230,107,0.6); }
    100% { box-shadow: 0 0 0 16px rgba(46,230,107,0); }
}

@keyframes opLaneWrong {
    0%   { box-shadow: 0 0 0 0 rgba(255,59,59,0.7); }
    100% { box-shadow: 0 0 0 16px rgba(255,59,59,0); }
}

.op-lane-arrow {
    font-size: 20px;
    font-weight: 700;
}

.op-lane-name {
    font-size: 11px;
    color: var(--op-text-dim);
}

.op-lane-key {
    margin-top: 2px;
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 0.5px;
    color: var(--op-text-dim);
    background: rgba(255,255,255,0.06);
    border: 1px solid #3a4050;
    border-radius: 4px;
    padding: 1px 6px;
}

.op-key-hint {
    text-align: center;
    font-size: 11.5px;
    color: var(--op-text-dim);
    margin: 8px 0 0;
}

@media (prefers-reduced-motion: reduce) {
    .op-lane.flash-hit, .op-lane.flash-wrong,
    .op-box.caught-perfect, .op-box.caught-good, .op-box.caught-miss,
    .op-judge-pop, .op-track::before, .op-hud-box.pulse {
        animation: none;
    }
}

/* ---------- 오버레이 공통 ---------- */
.op-overlay {
    position: absolute;
    inset: 0;
    background: rgba(9, 11, 15, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

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

.op-overlay-card {
    text-align: center;
    max-width: 340px;
}

.op-overlay-card h2 {
    font-family: 'Oswald', 'Pretendard', sans-serif;
    margin-bottom: 12px;
}

.op-overlay-card p {
    color: var(--op-text-dim);
    font-size: 13.5px;
    line-height: 1.6;
    margin-bottom: 18px;
}

.op-duration-select {
    display: flex;
    gap: 8px;
    justify-content: center;
    margin-bottom: 18px;
}

.op-duration-btn {
    padding: 8px 16px;
    border-radius: 8px;
    border: 1px solid #3a4050;
    background: transparent;
    color: var(--op-text-dim);
    font-size: 13px;
    cursor: pointer;
}

.op-duration-btn.is-active {
    border-color: var(--op-accent-blue);
    color: var(--op-accent-blue);
    background: rgba(61,139,255,0.1);
    font-weight: 700;
}

.op-btn-primary {
    background: var(--op-accent-blue);
    color: #08101f;
    border: none;
    font-weight: 700;
    font-size: 15px;
    padding: 12px 28px;
    border-radius: 10px;
    cursor: pointer;
}

.op-btn-ghost {
    background: transparent;
    border: 1px solid #3a4050;
    color: var(--op-text-dim);
    border-radius: 10px;
    padding: 12px 20px;
    font-size: 14px;
    cursor: pointer;
}

/* ---------- 결과 카드 ---------- */
.op-result-card {
    background: #fdf8ec;
    color: #1a1d24;
    border-radius: 4px;
    padding: 20px 24px;
    max-width: 300px;
    width: 100%;
    box-shadow: 0 12px 32px rgba(0,0,0,0.5);
    animation: opCardDrop 0.35s ease;
}

@keyframes opCardDrop {
    from { transform: translateY(-40px); opacity: 0; }
    to   { transform: translateY(0); opacity: 1; }
}

.op-result-head {
    text-align: center;
    font-weight: 700;
    letter-spacing: 1px;
    color: var(--op-accent-blue);
    border-bottom: 2px dashed #c9c2ac;
    padding-bottom: 10px;
    margin-bottom: 10px;
}

.op-result-row {
    display: flex;
    justify-content: space-between;
    font-family: 'SFMono-Regular', Consolas, monospace;
    font-size: 14px;
    padding: 4px 0;
}

.op-result-divider {
    border-top: 2px dashed #c9c2ac;
    margin: 10px 0 16px;
}

.op-result-actions {
    display: flex;
    gap: 8px;
}

.op-result-actions .op-btn-ghost,
.op-result-actions .op-btn-primary {
    flex: 1;
    padding: 10px 0;
}

/* ---------- 닉네임 등록 폼 (결과 카드 내, TOP 10 진입 시에만 노출) ---------- */
.op-nickname-form {
    margin: 4px 0 14px;
    padding: 12px;
    background: rgba(61,139,255,0.06);
    border: 1px dashed var(--op-accent-blue);
    border-radius: 8px;
}

.op-nickname-form.hidden { display: none; }

.op-nickname-hint {
    margin: 0 0 8px;
    font-size: 12.5px;
    text-align: center;
    color: var(--op-accent-blue);
    font-weight: 700;
}

.op-nickname-row {
    display: flex;
    gap: 6px;
}

.op-nickname-input {
    flex: 1;
    min-width: 0;
    padding: 9px 10px;
    border: 1px solid #c9c2ac;
    border-radius: 6px;
    font-size: 13px;
    background: #fff;
    color: #1a1d24;
}

.op-nickname-row .op-btn-primary {
    padding: 9px 14px;
    font-size: 13px;
    border-radius: 6px;
    white-space: nowrap;
}

.op-nickname-actions {
    text-align: center;
    margin-top: 6px;
}

.op-nickname-skip {
    background: none;
    border: none;
    color: #8a8370;
    font-size: 11.5px;
    text-decoration: underline;
    cursor: pointer;
    padding: 2px;
}

.op-nickname-msg {
    margin: 6px 0 0;
    font-size: 12px;
    text-align: center;
    min-height: 14px;
}

.op-nickname-msg.success { color: #2e9e4f; }
.op-nickname-msg.error { color: #c23a3a; }

/* ---------- 랭킹 보드 ---------- */
.op-ranking-section {
    margin-top: 28px;
    background: var(--op-bg-panel);
    border-radius: 16px;
    padding: 18px 20px;
}

.op-ranking-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 10px;
}

.op-ranking-head h2 {
    font-size: 16px;
    margin: 0;
}

.op-ranking-tabs {
    display: flex;
    gap: 6px;
}

.op-rank-tab {
    padding: 5px 12px;
    border-radius: 999px;
    border: 1px solid #3a4050;
    background: transparent;
    color: var(--op-text-dim);
    font-size: 12px;
    cursor: pointer;
}

.op-rank-tab.is-active {
    border-color: var(--op-accent-blue);
    color: var(--op-accent-blue);
    background: rgba(61,139,255,0.1);
    font-weight: 700;
}

.op-ranking-list {
    list-style: none;
    margin: 0;
    padding: 0;
}

.op-ranking-list li {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 6px;
    border-bottom: 1px solid rgba(255,255,255,0.05);
    font-family: 'SFMono-Regular', Consolas, monospace;
    font-size: 13px;
}

.op-ranking-list li:last-child { border-bottom: none; }

.op-rank-num {
    width: 24px;
    text-align: center;
    color: var(--op-text-dim);
}

.op-ranking-list li.is-mine {
    background: rgba(61, 139, 255, 0.1);
    border-radius: 6px;
    color: var(--op-accent-blue);
}

.op-ranking-empty {
    color: var(--op-text-dim);
    text-align: center;
    justify-content: center;
}

/* ---------- 사용법 안내 ---------- */
.op-guide-section {
    margin-top: 20px;
    background: var(--op-bg-panel);
    border-radius: 16px;
    padding: 20px 22px 22px;
}

.op-guide-section h2 {
    font-size: 16px;
    margin: 0 0 12px;
    color: var(--op-text-primary);
}

.op-guide-text {
    color: var(--op-text-dim);
    font-size: 13.5px;
    line-height: 1.7;
    margin: 0 0 16px;
}

.op-faq-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin: 0;
}

.op-faq-item {
    background: #171a21;
    border: 1px solid #2a2e38;
    border-radius: 10px;
    padding: 12px 14px;
}

.op-faq-item dt {
    font-weight: 700;
    font-size: 13px;
    color: var(--op-text-primary);
    margin-bottom: 6px;
}

.op-faq-item dt::before {
    content: 'Q. ';
    color: var(--op-good);
}

.op-faq-item dd {
    font-size: 12.5px;
    color: var(--op-text-dim);
    line-height: 1.6;
    margin: 0;
}

.op-faq-item dd::before {
    content: 'A. ';
    color: var(--op-perfect);
    font-weight: 700;
}

/* ---------- 토스트 (공유 결과 안내) ---------- */
.op-toast {
    position: absolute;
    left: 50%;
    bottom: 16px;
    transform: translateX(-50%);
    background: rgba(20, 23, 31, 0.95);
    border: 1px solid var(--op-accent-blue);
    color: var(--op-text-primary);
    padding: 10px 16px;
    border-radius: 999px;
    font-size: 12.5px;
    max-width: 90%;
    text-align: center;
    z-index: 20;
    animation: opToastIn 0.25s ease;
}

@keyframes opToastIn {
    from { opacity: 0; transform: translate(-50%, 10px); }
    to   { opacity: 1; transform: translate(-50%, 0); }
}