/* ===== Design Tokens ===== */
:root {
    --serif:  "Noto Serif SC", "Songti SC", serif;
    --sans:   "Noto Sans SC", "PingFang SC", sans-serif;
    --latin:  "Cormorant Garamond", Georgia, serif;
    --mono:   "JetBrains Mono", ui-monospace, monospace;
    --ink:       #2a1a1c;
    --ink-soft:  #5a4046;
    --ink-faint: #b39ba0;
    --paper:     #ffffff;
    --rule:      #f0d4d8;
    --rule-soft: #f6e2e5;
    --primary:   #7c6e8a;
    --primary-light: #a8918c;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
    background: #fff;
    color: var(--ink);
    font-family: var(--serif);
    min-height: 100vh;
    overflow-x: hidden;
}
body::before {
    content: ""; position: fixed; inset: 0; pointer-events: none; z-index: 0;
    background:
        radial-gradient(620px 480px at 8% -10%,  rgba(255,180,196,.38) 0, transparent 60%),
        radial-gradient(520px 420px at 100% 8%,  rgba(255,214,176,.32) 0, transparent 60%),
        radial-gradient(560px 460px at 90% 100%, rgba(196,176,232,.26) 0, transparent 60%),
        radial-gradient(520px 420px at 0% 95%,   rgba(184,214,184,.22) 0, transparent 60%);
}

/* ===== Nav ===== */
.m-nav {
    display: flex; align-items: center; justify-content: space-between;
    padding: 22px 48px;
    border-bottom: 1px solid var(--rule-soft);
    background: rgba(255,255,255,.72);
    backdrop-filter: blur(12px);
    position: sticky; top: 0; z-index: 10;
}
.m-name {
    font-family: var(--serif); font-weight: 500;
    letter-spacing: .32em; font-size: 14px; color: var(--ink);
    text-decoration: none; display: flex; align-items: center; gap: 10px;
}
.m-name .sub {
    font-family: var(--latin); font-style: italic; font-size: 12px;
    letter-spacing: .04em; color: var(--ink-faint); font-weight: 400;
}
.m-tabs {
    display: flex; gap: 4px; font-family: var(--sans); font-size: 12px;
    letter-spacing: .18em; border: 1px solid var(--rule);
    border-radius: 999px; padding: 3px;
    background: rgba(255,255,255,.6); backdrop-filter: blur(4px);
}
.m-tabs a {
    padding: 6px 16px; border-radius: 999px;
    color: var(--ink-soft); text-decoration: none; transition: all .2s;
    white-space: nowrap;
}
.m-tabs a:hover { color: var(--ink); }
.m-tabs a.cur { background: var(--ink); color: var(--paper); }
.m-nav-right {
    display: flex; align-items: center; gap: 12px;
    font-family: var(--sans); font-size: 13px;
}
.m-nav-right a { color: var(--ink-soft); text-decoration: none; }
.m-nav-right a:hover { color: var(--ink); }
#userInfo { display: none; align-items: center; gap: 10px; position: relative; }
#username { cursor: pointer; font-family: var(--sans); font-size: 13px; color: var(--ink); }
#userDropdown {
    display: none; position: absolute; top: 130%; right: 0;
    background: #fff; border: 1px solid var(--rule);
    border-radius: 10px; padding: 8px 0; min-width: 170px;
    box-shadow: 0 8px 24px rgba(0,0,0,.1); z-index: 100;
    font-family: var(--sans); font-size: 13px;
}
#userDropdown.open { display: block; }
#userDropdown a {
    display: block; padding: 9px 18px; color: var(--ink-soft);
    text-decoration: none; transition: background .15s;
}
#userDropdown a:hover { background: #faf5f7; }
#dropdownPartner { display: none; }
#authButtons { display: flex; align-items: center; gap: 8px; }
.btn-nav-login {
    padding: 6px 18px; border-radius: 999px;
    background: var(--ink); color: #fff !important;
    font-size: 12px; letter-spacing: .1em; transition: opacity .2s;
    text-decoration: none !important;
}
.btn-nav-login:hover { opacity: .8; }
.m-hamburger { display: none; }
#mobileMenu {
    display: none; position: fixed; top: 0; left: 0; width: 100%; height: 100%;
    background: rgba(255,255,255,.96); backdrop-filter: blur(20px);
    z-index: 200; flex-direction: column; align-items: center;
    justify-content: center; gap: 28px;
}
#mobileMenu.active { display: flex; }
#mobileMenu a {
    font-family: var(--serif); font-size: 22px; letter-spacing: .2em;
    color: var(--ink); text-decoration: none;
}
#mobileMenu .close-menu {
    position: absolute; top: 24px; right: 28px;
    font-size: 28px; color: var(--ink-faint); cursor: pointer; background: none; border: none;
}

/* ===== Hero / Stage ===== */
.m-stage {
    max-width: 920px; margin: 0 auto;
    padding: 56px 24px 64px;
    text-align: center;
    position: relative; z-index: 1;
}
.m-date {
    display: inline-flex; flex-direction: column; align-items: center; gap: 6px;
    margin-bottom: 48px;
}
.m-date .big {
    font-family: var(--latin); font-weight: 400;
    font-size: 84px; line-height: 1; letter-spacing: .04em; color: var(--ink);
}
.m-date .small {
    font-family: var(--mono); font-size: 11px;
    letter-spacing: .25em; color: var(--ink-faint); text-transform: uppercase;
}
.m-bloom { width: 200px; height: 200px; margin: 0 auto 20px; position: relative;
    animation: bloomDrift 18s ease-in-out infinite;
}
@keyframes bloomDrift {
    0%,100% { transform: rotate(-4deg) scale(1); }
    33%      { transform: rotate(4deg)  scale(1.04); }
    66%      { transform: rotate(-2deg) scale(0.97); }
}
.m-bloom .petal {
    position: absolute; left: 50%; top: 50%;
    width: 84px; height: 84px; border-radius: 60% 40% 60% 40% / 50%;
    transform-origin: 50% 100%; opacity: .78; mix-blend-mode: multiply;
    /* 花瓣呼吸动画由 JS Web Animations API 驱动 */
}
.m-bloom .core {
    position: absolute; left: 50%; top: 50%;
    width: 38px; height: 38px; border-radius: 50%;
    transform: translate(-50%,-50%);
    box-shadow: 0 0 0 6px rgba(255,255,255,.7), 0 0 0 14px rgba(0,0,0,.04);
    animation: corePulse 3.2s ease-in-out infinite;
}
@keyframes corePulse {
    0%,100% { box-shadow: 0 0 0 6px rgba(255,255,255,.7), 0 0 0 14px rgba(0,0,0,.04); transform: translate(-50%,-50%) scale(1); }
    50%      { box-shadow: 0 0 0 9px rgba(255,255,255,.85), 0 0 0 22px rgba(0,0,0,.07); transform: translate(-50%,-50%) scale(1.18); }
}
.m-chakra-line {
    font-family: var(--mono); font-size: 11px; letter-spacing: .3em;
    color: var(--ink-faint); margin-bottom: 28px; text-transform: uppercase;
}
.m-one {
    font-family: var(--serif); font-weight: 400;
    font-size: 28px; line-height: 1.7; letter-spacing: .04em;
    color: var(--ink); max-width: 22em; margin: 0 auto;
}

/* ===== Music Strip ===== */
.m-music-strip {
    max-width: 920px; margin: 0 auto;
    padding: 0 24px 20px;
    position: relative; z-index: 1;
}
.m-music-strip-inner {
    display: flex; align-items: center; gap: 18px;
    background: linear-gradient(90deg, rgba(196,176,232,.18), rgba(168,212,234,.14));
    border: 1px solid rgba(196,176,232,.35);
    padding: 14px 24px;
    transition: opacity .2s;
}
.m-music-strip-inner:hover { opacity: .9; }
.ms-disc {
    width: 36px; height: 36px; border-radius: 50%; flex-shrink: 0;
    background: linear-gradient(135deg, #c4b0e8, #a8d4ea);
    display: flex; align-items: center; justify-content: center;
    font-size: 16px;
    animation: discSpin 8s linear infinite; animation-play-state: paused;
}
.ms-disc.playing { animation-play-state: running; }
@keyframes discSpin { to { transform: rotate(360deg); } }
.ms-info { flex: 1; min-width: 0; }
.ms-title {
    font-family: var(--serif); font-size: 13px; letter-spacing: .06em;
    color: var(--ink); white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.ms-artist {
    font-family: var(--mono); font-size: 9px; letter-spacing: .18em;
    color: var(--ink-faint); text-transform: uppercase; margin-top: 2px;
}
.ms-controls { display: flex; gap: 8px; align-items: center; flex-shrink: 0; }
.ms-btn {
    background: none; border: 1px solid rgba(196,176,232,.4);
    width: 30px; height: 30px; border-radius: 50%;
    cursor: pointer; font-size: 12px; display: flex;
    align-items: center; justify-content: center;
    color: var(--ink-soft); transition: all .15s;
}
.ms-btn:hover { background: rgba(196,176,232,.25); color: var(--ink); }
.ms-btn-play { width: 36px; height: 36px; font-size: 14px; }
.ms-label {
    font-family: var(--mono); font-size: 9px; letter-spacing: .22em;
    color: var(--ink-faint); text-transform: uppercase; flex-shrink: 0; white-space: nowrap;
}

/* ===== Portal Section ===== */
.m-portals {
    max-width: 920px; margin: 0 auto;
    padding: 40px 24px 72px;
    position: relative; z-index: 1;
}
.m-portals-label {
    font-family: var(--mono); font-size: 10px; letter-spacing: .35em;
    color: var(--ink-faint); text-transform: uppercase;
    margin-bottom: 24px; padding-bottom: 16px;
    border-bottom: 1px solid var(--rule-soft);
}
.m-portal-grid {
    display: grid; grid-template-columns: 1fr 1fr;
    gap: 16px;
}
.m-portal {
    display: block; text-decoration: none; color: inherit;
    background: rgba(255,255,255,.55); backdrop-filter: blur(4px);
    border: 1px solid var(--rule-soft);
    padding: 36px 32px 28px;
    position: relative; overflow: hidden;
    cursor: pointer; transition: all .28s;
}
.m-portal::before {
    content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px;
    background: var(--portal-accent, var(--rule));
}
.m-portal:hover {
    background: rgba(255,255,255,.9);
    transform: translateY(-3px);
    box-shadow: 0 12px 36px rgba(0,0,0,.07);
    border-color: rgba(0,0,0,.1);
}
.m-portal-num {
    font-family: var(--latin); font-style: italic; font-size: 13px;
    color: var(--ink-faint); letter-spacing: .08em; margin-bottom: 20px;
    display: flex; align-items: center; gap: 12px;
}
.m-portal-num::after {
    content: ''; flex: 1; height: 1px; background: var(--rule-soft);
}
.m-portal-icon {
    font-size: 32px; margin-bottom: 14px; display: block;
    line-height: 1;
}
.m-portal-title {
    font-family: var(--serif); font-weight: 400; font-size: 20px;
    letter-spacing: .2em; color: var(--ink); margin-bottom: 6px;
    line-height: 1.4;
}
.m-portal-sub {
    font-family: var(--mono); font-size: 9px; letter-spacing: .28em;
    color: var(--ink-faint); text-transform: uppercase; margin-bottom: 16px;
}
.m-portal-desc {
    font-family: var(--sans); font-size: 13px; line-height: 1.85;
    color: var(--ink-soft); margin-bottom: 24px;
}
.m-portal-enter {
    font-family: var(--mono); font-size: 10px; letter-spacing: .22em;
    color: var(--ink-faint); text-transform: uppercase;
    display: flex; align-items: center; justify-content: flex-end; gap: 8px;
    transition: color .2s;
}
.m-portal:hover .m-portal-enter { color: var(--ink); }
.m-portal-enter::before { content: ''; flex: 1; height: 1px; background: var(--rule-soft); }

/* ===== Footer ===== */
.m-foot {
    max-width: 920px; margin: 0 auto; padding: 28px 24px 48px;
    display: flex; align-items: center; justify-content: space-between;
    font-family: var(--mono); font-size: 10px; letter-spacing: .25em;
    color: var(--ink-faint); text-transform: uppercase;
    border-top: 1px solid var(--rule-soft); position: relative; z-index: 1;
}
.m-foot a { color: var(--ink); text-decoration: none; margin-left: 20px; }

/* ===== Booking Float ===== */
.booking-float {
    position: fixed; bottom: 28px; right: 28px; z-index: 300;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    color: #fff; border: none; border-radius: 999px; padding: 13px 22px;
    font-size: 14px; font-weight: 500; cursor: pointer;
    box-shadow: 0 4px 20px rgba(124,110,138,.4);
    display: flex; align-items: center; gap: 8px;
    font-family: var(--sans); letter-spacing: .06em;
    transition: transform .2s, box-shadow .2s;
}
.booking-float:hover { transform: translateY(-2px); box-shadow: 0 8px 28px rgba(124,110,138,.5); }

/* ===== Mobile ===== */
@media (max-width: 768px) {
    .m-nav { padding: 16px 20px; }
    .m-tabs { display: none; }
    .m-hamburger {
        display: flex; background: none; border: none; cursor: pointer;
        flex-direction: column; gap: 5px; padding: 4px;
    }
    .m-hamburger span { width: 22px; height: 1.5px; background: var(--ink); display: block; }
    .m-name .sub { display: none; }
    .m-stage { padding: 36px 20px 48px; }
    .m-date .big { font-size: 58px; }
    .m-bloom { width: 150px; height: 150px; }
    .m-bloom .petal { width: 64px; height: 64px; }
    .m-bloom .core { width: 28px; height: 28px; }
    .m-one { font-size: 20px; }
    .m-portals { padding: 24px 20px 56px; }
    .m-portal-grid { grid-template-columns: 1fr; gap: 12px; }
    .m-portal { padding: 28px 24px 22px; }
    .m-portal-title { font-size: 18px; }
    .m-foot { flex-direction: column; gap: 12px; align-items: flex-start; }
    body::before {
        background:
            radial-gradient(280px 220px at 0% -2%,    rgba(255,180,196,.48) 0, transparent 60%),
            radial-gradient(260px 220px at 100% 6%,   rgba(255,214,176,.38) 0, transparent 60%),
            radial-gradient(300px 240px at 100% 100%, rgba(196,176,232,.30) 0, transparent 60%),
            radial-gradient(260px 200px at 0% 95%,    rgba(184,214,184,.26) 0, transparent 60%);
    }
}