/* ================================================================
   Age Verification — Neon Pink / Sharp Edge
   テーマ: top と同一 (#ff00b4 / #fc88d3 / #120310)
   ================================================================ */

@import url('https://fonts.googleapis.com/earlyaccess/notosansjp.css');

*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

:root {
    --av-bg:           #3b1737;
    --av-surface:      rgba(14, 4, 16, 0.82);
    --av-surface-deep: rgba(10, 3, 14, 0.92);
    --av-pink:         #ff00b4;
    --av-pink-soft:    #fc88d3;
    --av-purple:       #9000ff;
    --av-text:         #fce8f4;
    --av-text-muted:   rgba(252, 195, 228, 0.62);
    --av-line:         rgba(255, 0, 180, 0.22);
    --av-line-bright:  rgba(252, 136, 211, 0.55);
    --av-glow:         rgba(255, 0, 180, 0.35);
    --av-ease:         cubic-bezier(0.22, 0.61, 0.36, 1);
}

html, body {
    width: 100%;
    min-height: 100%;
}

body.age-verify-page {
    min-height: 100vh;
    font-family: "Noto Sans JP", "Hiragino Kaku Gothic ProN", "Meiryo", sans-serif;
    color: var(--av-text);
    background: var(--av-bg);
    overflow-x: hidden;
}

/* ---- 背景レイヤー ---- */
.av-bg {
    position: fixed;
    inset: 0;
    z-index: 0;
    pointer-events: none;
    overflow: hidden;
}

.av-bg-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.55;
}

.av-bg-orb--1 {
    width: 55vw;
    height: 55vw;
    max-width: 520px;
    max-height: 520px;
    top: -12%;
    left: 50%;
    transform: translateX(-50%);
    background: radial-gradient(circle, rgba(255, 0, 180, 0.28) 0%, transparent 68%);
    animation: av-orb-drift 14s ease-in-out infinite alternate;
}

.av-bg-orb--2 {
    width: 40vw;
    height: 40vw;
    max-width: 380px;
    max-height: 380px;
    bottom: 8%;
    right: -8%;
    background: radial-gradient(circle, rgba(144, 0, 255, 0.18) 0%, transparent 70%);
    animation: av-orb-drift 18s ease-in-out infinite alternate-reverse;
}

.av-bg-grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255, 0, 180, 0.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 0, 180, 0.04) 1px, transparent 1px);
    background-size: 48px 48px;
    mask-image: radial-gradient(ellipse 80% 70% at 50% 30%, #000 20%, transparent 75%);
}

@keyframes av-orb-drift {
    from { transform: translateX(-50%) translateY(0); }
    to   { transform: translateX(-48%) translateY(24px); }
}

/* ---- ラッパー ---- */
.av-wrap {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

/* ---- ヒーロー（背景画像 + ロゴ） ---- */
.av-hero {
    width: 100%;
    padding: 0;
}

.av-hero-frame {
    position: relative;
    width: 100%;
    aspect-ratio: 16 / 10;
    overflow: hidden;
    background-color: var(--av-surface-deep);
    background-image: var(--av-hero-bg);
    background-size: cover;
    background-position: center center;
    background-repeat: no-repeat;
    border-bottom: 1px solid var(--av-line);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.45), inset 0 -1px 0 rgba(252, 136, 211, 0.12);
}

.av-hero-inner {
    position: relative;
    z-index: 2;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
}

.av-hero-logo-link {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    width: min(356vw, 920px);
    max-width:100%;
    aspect-ratio: 1 / 1;
    padding: 2.25rem;
    border-radius: 10px;
    box-sizing: border-box;
    background: rgba(255, 0, 180, 0.030);
    /* border: 1px solid rgba(252, 136, 211, 0.45);
    box-shadow:
        0 8px 28px rgba(0, 0, 0, 0.22),
        inset 0 0 0 1px rgba(255, 255, 255, 0.04);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    transition: transform 0.3s var(--av-ease), background 0.3s, border-color 0.3s, box-shadow 0.3s; */
}

.av-hero-logo-link:hover {
    transform: translateY(-2px) scale(1.02);
    /* background: rgba(255, 0, 180, 0.40);
    border-color: rgba(252, 136, 211, 0.62);
    box-shadow:
        0 12px 36px rgba(255, 0, 180, 0.28),
        inset 0 0 0 1px rgba(255, 255, 255, 0.06); */
}

.av-hero-logo-img {
    display: block;
    width: 100%;
    height: 100%;
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    object-position: center;
}

.av-hero-scanline {
    position: absolute;
    inset: 0;
    z-index: 3;
    background: repeating-linear-gradient(
        0deg,
        transparent,
        transparent 3px,
        rgba(255, 0, 180, 0.025) 3px,
        rgba(255, 0, 180, 0.025) 4px
    );
    pointer-events: none;
}

/* コーナーブラケット */
.av-corner {
    position: absolute;
    width: 28px;
    height: 28px;
    z-index: 2;
    pointer-events: none;
}

.av-corner::before,
.av-corner::after {
    content: '';
    position: absolute;
    background: var(--av-pink-soft);
    box-shadow: 0 0 8px var(--av-glow);
}

.av-corner--tl { top: 14px; left: 14px; }
.av-corner--tl::before { top: 0; left: 0; width: 18px; height: 2px; }
.av-corner--tl::after  { top: 0; left: 0; width: 2px; height: 18px; }

.av-corner--tr { top: 14px; right: 14px; }
.av-corner--tr::before { top: 0; right: 0; width: 18px; height: 2px; }
.av-corner--tr::after  { top: 0; right: 0; width: 2px; height: 18px; }

.av-corner--bl { bottom: 14px; left: 14px; }
.av-corner--bl::before { bottom: 0; left: 0; width: 18px; height: 2px; }
.av-corner--bl::after  { bottom: 0; left: 0; width: 2px; height: 18px; }

.av-corner--br { bottom: 14px; right: 14px; }
.av-corner--br::before { bottom: 0; right: 0; width: 18px; height: 2px; }
.av-corner--br::after  { bottom: 0; right: 0; width: 2px; height: 18px; }

/* ---- メイン ---- */
.av-main {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 100%;
    max-width: 920px;
    margin: 0 auto;
    padding: 0 1rem;
}

/* ---- 年齢確認パネル ---- */
.av-verify {
    width: 100%;
    padding: 2rem 0 1.5rem;
    animation: av-rise 0.55s var(--av-ease) both;
}

@keyframes av-rise {
    from { opacity: 0; transform: translateY(20px); }
    to   { opacity: 1; transform: translateY(0); }
}

.av-panel {
    position: relative;
    width: 100%;
    padding: 2rem 2rem 1.75rem;
    background: var(--av-surface);
    border: 1px solid var(--av-line);
    clip-path: polygon(
        0 0,
        calc(100% - 18px) 0,
        100% 18px,
        100% 100%,
        18px 100%,
        0 calc(100% - 18px)
    );
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    box-shadow:
        0 8px 32px rgba(0, 0, 0, 0.38),
        inset 0 0 0 1px rgba(255, 0, 180, 0.06),
        0 0 40px rgba(255, 0, 180, 0.06);
}

.av-panel-accent {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, var(--av-pink) 0%, var(--av-purple) 55%, transparent 100%);
}

.av-panel-head {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.35rem;
    margin-bottom: 1.25rem;
}

/* 18+ マーク + ボタン 横並び */
.av-age-row {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    width: 100%;
    margin-bottom: 0.35rem;
}

.av-age-row .av-age-mark {
    margin-bottom: 0;
    flex-shrink: 0;
}

.av-age-row .av-enter-form {
    flex: 1;
    margin-right:4rem;
    margin-bottom: 0;
    min-width: 0;
}

.av-age-row .av-enter-btn {
    margin: 0 auto;
}

/* 18+ マーク — 菱形 */
.av-age-mark {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 1px;
    width: 52px;
    height: 52px;
    margin-bottom: 0.35rem;
    background: rgba(255, 0, 180, 0.08);
    border: 1.5px solid var(--av-pink-soft);
    transform: rotate(45deg);
    box-shadow: 0 0 16px rgba(255, 0, 180, 0.22), inset 0 0 12px rgba(255, 0, 180, 0.08);
    animation: av-pulse 3s ease-in-out infinite;
}

.av-age-mark-num,
.av-age-mark-plus {
    display: block;
    transform: rotate(-45deg);
    font-weight: 800;
    line-height: 1;
    color: var(--av-pink-soft);
    text-shadow: 0 0 10px var(--av-glow);
}

.av-age-mark-num { font-size: 1rem; }
.av-age-mark-plus { font-size: 0.72rem; margin-top: -2px; }

@keyframes av-pulse {
    0%, 100% { box-shadow: 0 0 16px rgba(255, 0, 180, 0.22), inset 0 0 12px rgba(255, 0, 180, 0.08); }
    50%      { box-shadow: 0 0 28px rgba(255, 0, 180, 0.38), inset 0 0 16px rgba(255, 0, 180, 0.14); }
}

.av-eyebrow {
    font-size: 0.62rem;
    font-weight: 700;
    letter-spacing: 0.28em;
    color: var(--av-pink-soft);
    opacity: 0.75;
}

.av-title {
    font-size: 1.35rem;
    font-weight: 700;
    color: #fff;
    letter-spacing: 0.06em;
    padding-left: 0.65rem;
    border-left: 3px solid var(--av-pink);
    background: linear-gradient(90deg, rgba(252, 136, 211, 0.18) 0%, transparent 72%);
    line-height: 1.4;
    width: 100%;
}

.av-lead {
    font-size: 0.88rem;
    line-height: 1.9;
    color: var(--av-text-muted);
    margin-bottom: 1.5rem;
}

.av-lead strong {
    color: var(--av-text);
    font-weight: 700;
}

/* ---- 入場ボタン ---- */
.av-enter-form {
    width: 100%;
    margin-bottom: 1.25rem;
}

.av-enter-btn {
    position: relative;
    display: block;
    width: 100%;
    max-width: 440px;
    margin: 0 auto;
    padding: 2px;
    border: none;
    background: transparent;
    cursor: pointer;
    border-radius: 4px;
    overflow: visible;
    transition: transform 0.3s var(--av-ease);
}

.av-enter-btn-border {
    position: absolute;
    inset: 0;
    border-radius: 4px;
    background: linear-gradient(
        120deg,
        var(--av-pink) 0%,
        var(--av-purple) 35%,
        var(--av-pink-soft) 65%,
        var(--av-pink) 100%
    );
    background-size: 220% 220%;
    animation: av-border-flow 4s linear infinite;
    opacity: 0.75;
    transition: opacity 0.35s;
}

.av-enter-btn-glow {
    position: absolute;
    inset: -6px;
    border-radius: 8px;
    background: linear-gradient(135deg, var(--av-pink), var(--av-purple));
    opacity: 0;
    filter: blur(14px);
    transition: opacity 0.4s, filter 0.4s, inset 0.4s;
}

.av-enter-btn-shine {
    position: absolute;
    inset: 2px;
    border-radius: 3px;
    overflow: hidden;
    pointer-events: none;
    z-index: 2;
}

.av-enter-btn-shine::after {
    content: '';
    position: absolute;
    top: 0;
    left: -120%;
    width: 60%;
    height: 100%;
    background: linear-gradient(
        105deg,
        transparent 0%,
        rgba(255, 255, 255, 0.06) 40%,
        rgba(255, 255, 255, 0.22) 50%,
        rgba(255, 255, 255, 0.06) 60%,
        transparent 100%
    );
    transform: skewX(-18deg);
    transition: left 0.55s var(--av-ease);
}

.av-enter-btn-inner {
    position: relative;
    z-index: 1;
    display: flex;
    align-items: center;
    gap: 0.85rem;
    padding: 1rem 1.25rem 1rem 1.1rem;
    background: linear-gradient(135deg, rgba(22, 4, 24, 0.98) 0%, rgba(14, 4, 18, 0.98) 100%);
    clip-path: polygon(0 0, calc(100% - 12px) 0, 100% 12px, 100% 100%, 12px 100%, 0 calc(100% - 12px));
    transition: background 0.35s, box-shadow 0.35s, transform 0.3s var(--av-ease);
}

.av-enter-icon {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 2.4rem;
    height: 2.4rem;
    background: rgba(255, 0, 180, 0.12);
    border: 1px solid rgba(252, 136, 211, 0.35);
    clip-path: polygon(0 0, calc(100% - 6px) 0, 100% 6px, 100% 100%, 6px 100%, 0 calc(100% - 6px));
    transition: background 0.35s, border-color 0.35s, transform 0.35s var(--av-ease), box-shadow 0.35s;
}

.av-enter-icon i {
    font-size: 0.95rem;
    color: var(--av-pink-soft);
    transition: color 0.3s, transform 0.35s var(--av-ease);
}

.av-enter-copy {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.15rem;
    text-align: left;
    min-width: 0;
}

.av-enter-main {
    font-size: 0.92rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    color: #fff;
    line-height: 1.3;
    transition: letter-spacing 0.35s var(--av-ease);
}

.av-enter-sub {
    font-size: 0.58rem;
    font-weight: 700;
    letter-spacing: 0.28em;
    color: var(--av-pink-soft);
    opacity: 0.65;
    transition: opacity 0.35s, letter-spacing 0.35s var(--av-ease);
}

.av-enter-arrow {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 1.75rem;
    height: 1.75rem;
    transition: transform 0.4s var(--av-ease), opacity 0.3s;
}

.av-enter-arrow i {
    font-size: 0.75rem;
    color: var(--av-pink-soft);
    transition: transform 0.4s var(--av-ease), color 0.3s;
}

@keyframes av-border-flow {
    0%   { background-position: 0% 50%; }
    100% { background-position: 200% 50%; }
}

/* ホバー */
.av-enter-btn:hover {
    transform: translateY(-3px);
}

.av-enter-btn:hover .av-enter-btn-border {
    opacity: 1;
    animation-duration: 1.8s;
}

.av-enter-btn:hover .av-enter-btn-glow {
    opacity: 0.75;
    filter: blur(18px);
    inset: -10px;
}

.av-enter-btn:hover .av-enter-btn-shine::after {
    left: 140%;
}

.av-enter-btn:hover .av-enter-btn-inner {
    background: linear-gradient(135deg, rgba(255, 0, 180, 0.18) 0%, rgba(144, 0, 255, 0.12) 55%, rgba(14, 4, 18, 0.98) 100%);
    box-shadow: inset 0 0 24px rgba(255, 0, 180, 0.08);
}

.av-enter-btn:hover .av-enter-icon {
    background: rgba(255, 0, 180, 0.22);
    border-color: var(--av-pink-soft);
    box-shadow: 0 0 16px rgba(255, 0, 180, 0.25);
    transform: scale(1.06);
}

.av-enter-btn:hover .av-enter-icon i {
    color: #fff;
    transform: scale(1.1);
}

.av-enter-btn:hover .av-enter-main {
    letter-spacing: 0.1em;
}

.av-enter-btn:hover .av-enter-sub {
    opacity: 1;
    letter-spacing: 0.34em;
}

.av-enter-btn:hover .av-enter-arrow {
    transform: translateX(4px);
}

.av-enter-btn:hover .av-enter-arrow i {
    color: #fff;
    transform: translateX(2px);
}

/* 押下 */
.av-enter-btn:active {
    transform: translateY(-1px) scale(0.985);
}

.av-enter-btn:active .av-enter-btn-glow {
    opacity: 0.5;
    filter: blur(10px);
}

.av-enter-btn:active .av-enter-btn-inner {
    box-shadow: inset 0 0 32px rgba(255, 0, 180, 0.14);
}

.av-enter-btn:focus-visible {
    outline: 2px solid var(--av-pink-soft);
    outline-offset: 4px;
}

/* ---- 注意書き ---- */
.av-note {
    font-size: 0.68rem;
    line-height: 1.75;
    color: var(--av-text-muted);
    padding: 0.85rem 1rem;
    background: rgba(255, 0, 180, 0.04);
    border-left: 2px solid rgba(252, 136, 211, 0.45);
    margin-bottom: 1.25rem;
}

/* ---- 退出 ---- */
.av-exit {
    text-align: center;
}

.av-exit-link {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.72rem;
    color: var(--av-text-muted);
    text-decoration: none;
    padding: 0.35rem 0.75rem;
    border: 1px solid transparent;
    border-radius: 2px;
    transition: color 0.2s, border-color 0.2s;
}

.av-exit-link i {
    font-size: 0.6rem;
    opacity: 0.7;
}

.av-exit-link:hover {
    color: var(--av-text);
    border-color: rgba(255, 0, 180, 0.2);
}

/* ---- リンクバナーゾーン ---- */
.av-links-zone {
    width: 100%;
    padding: 0.5rem 0 2.5rem;
    animation: av-rise 0.65s var(--av-ease) 0.12s both;
}

.av-links-zone-head {
    display: flex;
    align-items: center;
    gap: 0.85rem;
    margin-bottom: 1.25rem;
}

.av-links-zone-line {
    flex: 1;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--av-line-bright), transparent);
}

.av-links-zone-label {
    font-size: 0.58rem;
    font-weight: 700;
    letter-spacing: 0.35em;
    color: var(--av-pink-soft);
    opacity: 0.7;
    flex-shrink: 0;
}

.av-links-zone-inner {
    min-height: 120px;
    padding: 1.25rem 1rem 1.5rem;
    background: rgba(14, 4, 16, 0.45);
    border: 1px dashed rgba(255, 0, 180, 0.18);
    border-radius: 6px;
    box-shadow: inset 0 0 24px rgba(255, 0, 180, 0.03);
}

/* リンクバナーが入ったときは枠を控えめに */
.av-links-zone-inner:has(.links-grouped-list) {
    min-height: 0;
    padding: 0.75rem 0.5rem 1rem;
    background: transparent;
    border-style: solid;
    border-color: rgba(255, 0, 180, 0.12);
    box-shadow: none;
}

.av-links-zone-inner .links-grouped-list {
    padding: 0;
}

.av-links-zone-inner .links-grouped-title {
    font-size: 0.72rem;
    color: var(--av-text-muted);
    margin-bottom: 0.85rem;
    text-align: center;
    letter-spacing: 0.12em;
}

.av-links-zone-inner .link-group {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.5rem;
    margin-bottom: 0.75rem;
}

.av-links-zone-inner .link-group:last-child {
    margin-bottom: 0;
}

.av-links-zone-inner .link-group--free-top .link-item,
.av-links-zone-inner .link-group--free-bottom .link-item {
    max-width: 100%;
}

.av-links-zone-inner .link-group--free-top .link-item img,
.av-links-zone-inner .link-group--free-bottom .link-item img,
.av-links-zone-inner .link-group--468 .link-item img,
.av-links-zone-inner .link-group--200 .link-item img,
.av-links-zone-inner .link-group--88 .link-item img {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 3px;
    transition: opacity 0.2s, box-shadow 0.2s;
}

.av-links-zone-inner .link-item a:hover img {
    opacity: 0.88;
    box-shadow: 0 4px 16px rgba(255, 0, 180, 0.18);
}

.av-links-zone-inner .link-group--468 .link-item {
    width: 468px;
    max-width: 100%;
}

.av-links-zone-inner .link-group--200 .link-item {
    width: 200px;
    max-width: 100%;
}

.av-links-zone-inner .link-group--88 .link-item {
    width: 88px;
    max-width: 100%;
}

.av-links-zone-inner .link-group--text {
    flex-direction: column;
    align-items: center;
    gap: 0.3rem;
}

.av-links-zone-inner .link-group--text .link-item a {
    color: var(--av-text-muted);
    font-size: 0.78rem;
    text-decoration: none;
    border-bottom: 1px solid rgba(252, 136, 211, 0.25);
    padding-bottom: 1px;
    transition: color 0.2s;
}

.av-links-zone-inner .link-group--text .link-item a:hover {
    color: var(--av-pink-soft);
}

/* ---- フッター ---- */
.av-footer {
    padding: 1.25rem 1rem 1.5rem;
    text-align: center;
    border-top: 1px solid rgba(255, 0, 180, 0.08);
}

.av-footer-copy {
    font-size: 0.62rem;
    color: var(--av-text-muted);
    opacity: 0.55;
    letter-spacing: 0.04em;
}

/* ---- レスポンシブ ---- */
@media (max-width: 640px) {
    .av-age-row {
        gap: 1rem;
    }

    .av-hero-logo-link {
        width: min(76vw, 480px);
        max-width:100%;
        padding: 1.75rem;
        border-radius: 10px;
    }

    .av-corner {
        width: 20px;
        height: 20px;
    }

    .av-corner--tl, .av-corner--tr { top: 10px; }
    .av-corner--bl, .av-corner--br { bottom: 10px; }
    .av-corner--tl, .av-corner--bl { left: 10px; }
    .av-corner--tr, .av-corner--br { right: 10px; }

    .av-verify {
        padding: 1.25rem 0 1rem;
    }

    .av-panel {
        padding: 1.5rem 1.15rem 1.35rem;
        clip-path: polygon(
            0 0,
            calc(100% - 12px) 0,
            100% 12px,
            100% 100%,
            12px 100%,
            0 calc(100% - 12px)
        );
    }

    .av-title {
        font-size: 1.15rem;
    }

    .av-lead {
        font-size: 0.82rem;
    }

    .av-enter-btn-inner {
        padding: 0.9rem 1rem 0.9rem 0.9rem;
        gap: 0.65rem;
    }

    .av-enter-icon {
        width: 2.1rem;
        height: 2.1rem;
    }

    .av-enter-main {
        font-size: 0.84rem;
    }

    .av-enter-sub {
        font-size: 0.52rem;
        letter-spacing: 0.22em;
    }

    .av-links-zone-inner {
        min-height: 100px;
        padding: 1rem 0.65rem 1.15rem;
    }

    .av-links-zone-inner .link-group--468 {
        gap: 0;
    }

    .av-links-zone-inner .link-group--468 .link-item {
        width: 100%;
    }

    .av-links-zone-inner .link-group--200 {
        gap: 0.65rem;
    }

    .av-links-zone-inner .link-group--200 .link-item {
        width: calc(50% - 0.35rem);
    }

    .av-links-zone-inner .link-group--88 {
        gap: 0.5rem;
    }

    .av-links-zone-inner .link-group--88 .link-item {
        width: calc(25% - 0.4rem);
    }
}