:root {
  --primary: #ff5f78;
  --primary-dark: #e94864;
  --primary-soft: #fff0f3;
  --ink: #2e2530;
  --muted: #756d76;
  --line: #eadfe3;
  --surface: #ffffff;
  --surface-warm: #fff9f7;
  --plum: #633f5d;
  --gold: #d9a86c;
  --shadow-sm: 0 12px 28px rgba(67, 35, 53, .08);
  --shadow-lg: 0 32px 90px rgba(79, 39, 61, .16);
  --radius-sm: 16px;
  --radius-md: 24px;
  --radius-lg: 36px;
  --container: 1180px;
  --font: "Microsoft JhengHei", "PingFang TC", "Noto Sans TC", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 92px; }
body { margin: 0; overflow-x: hidden; color: var(--ink); background: var(--surface); font-family: var(--font); line-height: 1.65; -webkit-font-smoothing: antialiased; }
body.menu-open { overflow: hidden; }
button, input { font: inherit; }
button { cursor: pointer; }
a { color: inherit; text-decoration: none; }
img, svg { display: block; max-width: 100%; }
.container { width: min(calc(100% - 40px), var(--container)); margin-inline: auto; }
.section { padding: 108px 0; }
.skip-link { position: fixed; left: 16px; top: -80px; z-index: 9999; background: #111; color: #fff; padding: 10px 16px; border-radius: 10px; transition: top .2s; }
.skip-link:focus { top: 16px; }

.site-header { position: fixed; inset: 0 0 auto; z-index: 1000; height: 82px; display: flex; align-items: center; transition: background .25s, box-shadow .25s, backdrop-filter .25s; }
.site-header.scrolled { background: rgba(255,255,255,.9); backdrop-filter: blur(18px); box-shadow: 0 1px 0 rgba(77,42,62,.08); }
.header-inner { display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 28px; }
.brand { display: inline-flex; align-items: center; gap: 11px; flex-shrink: 0; }
.brand-mark { width: 42px; height: 42px; border-radius: 15px; display: grid; place-items: center; color: var(--primary); background: linear-gradient(145deg, #fff, #ffe3e8); box-shadow: 0 8px 20px rgba(255,95,120,.18); }
.brand-mark svg { width: 25px; height: 25px; }
.brand-copy { display: grid; line-height: 1; gap: 4px; }
.brand-copy strong { font-size: 20px; letter-spacing: .12em; }
.brand-copy small { font-size: 8px; letter-spacing: .22em; color: #9b8993; }
.main-nav { display: flex; justify-content: center; gap: 26px; }
.main-nav a { position: relative; font-size: 14px; font-weight: 700; color: #5d535d; padding: 12px 0; }
.main-nav a::after { content: ""; position: absolute; left: 50%; right: 50%; bottom: 5px; height: 2px; background: var(--primary); transition: left .2s, right .2s; }
.main-nav a:hover::after { left: 0; right: 0; }
.header-actions { display: flex; align-items: center; gap: 9px; }
.menu-toggle { display: none; width: 44px; height: 44px; border: 0; background: transparent; padding: 10px; }
.menu-toggle span { display: block; height: 2px; background: var(--ink); margin: 5px 0; border-radius: 2px; transition: .25s; }

.btn { border: 0; border-radius: 999px; padding: 12px 22px; display: inline-flex; align-items: center; justify-content: center; gap: 8px; font-weight: 800; transition: transform .2s, box-shadow .2s, background .2s; }
.btn:hover { transform: translateY(-2px); }
.btn-primary { color: #fff; background: linear-gradient(135deg, var(--primary), #ff7a72); box-shadow: 0 13px 30px rgba(255,95,120,.27); }
.btn-primary:hover { box-shadow: 0 17px 36px rgba(255,95,120,.34); }
.btn-ghost { background: transparent; color: var(--ink); }
.btn-soft { color: var(--primary-dark); background: var(--primary-soft); }
.btn-light { color: var(--primary-dark); background: #fff; box-shadow: 0 14px 32px rgba(83,33,58,.17); }
.btn-small { padding: 11px 18px; font-size: 14px; }
.btn-large { min-height: 56px; padding: 15px 27px; }
.btn-large svg { width: 20px; }
.btn-full { width: 100%; }

.hero { min-height: 820px; position: relative; overflow: hidden; display: flex; align-items: center; padding: 128px 0 72px; background: radial-gradient(circle at 13% 15%, #fff 0, #fff8f8 38%, #fff 70%); }
.hero::before { content: ""; position: absolute; inset: auto 0 0; height: 130px; background: linear-gradient(to bottom, transparent, #fff); pointer-events: none; }
.hero-glow { position: absolute; border-radius: 50%; filter: blur(2px); opacity: .65; }
.hero-glow-one { width: 520px; height: 520px; right: -110px; top: 80px; background: radial-gradient(circle, rgba(255,161,175,.35), transparent 67%); }
.hero-glow-two { width: 420px; height: 420px; left: -220px; bottom: -80px; background: radial-gradient(circle, rgba(237,198,159,.26), transparent 68%); }
.hero-grid { display: grid; grid-template-columns: 1.02fr .98fr; gap: 50px; align-items: center; position: relative; z-index: 2; }
.eyebrow { display: inline-flex; align-items: center; gap: 9px; padding: 8px 13px; border-radius: 999px; background: rgba(255,255,255,.72); box-shadow: 0 9px 30px rgba(87,49,68,.08); color: var(--primary-dark); font-size: 13px; font-weight: 800; letter-spacing: .08em; }
.eyebrow span { width: 7px; height: 7px; background: var(--primary); border-radius: 50%; box-shadow: 0 0 0 5px rgba(255,95,120,.12); }
.hero h1 { margin: 24px 0 22px; font-size: clamp(43px, 5vw, 68px); line-height: 1.18; letter-spacing: -.045em; }
.hero h1 em { color: var(--primary); font-style: normal; }
.hero-lead { max-width: 620px; margin: 0; color: var(--muted); font-size: 18px; line-height: 1.9; }
.hero-actions { display: flex; gap: 13px; margin-top: 34px; flex-wrap: wrap; }
.hero-trust { display: flex; gap: 20px; margin-top: 28px; flex-wrap: wrap; color: #716670; font-size: 13px; font-weight: 700; }
.hero-trust span { display: flex; align-items: center; gap: 7px; }
.hero-trust i { width: 7px; height: 7px; border-radius: 50%; background: #79bd98; box-shadow: 0 0 0 4px rgba(121,189,152,.14); }

.hero-visual { min-height: 590px; position: relative; display: grid; place-items: center; }
.visual-orbit { position: absolute; border: 1px solid rgba(255,95,120,.17); border-radius: 50%; }
.orbit-one { width: 470px; height: 470px; }
.orbit-two { width: 580px; height: 580px; border-style: dashed; animation: rotate 34s linear infinite; }
@keyframes rotate { to { transform: rotate(360deg); } }
.phone-shell { position: relative; z-index: 3; width: 310px; height: 590px; padding: 11px; border: 8px solid #322731; border-radius: 48px; background: #fff; box-shadow: var(--shadow-lg); transform: rotate(2deg); }
.phone-shell::before { content: ""; position: absolute; top: 8px; left: 50%; transform: translateX(-50%); width: 88px; height: 20px; border-radius: 0 0 14px 14px; background: #322731; z-index: 5; }
.phone-top { height: 48px; display: flex; justify-content: space-between; align-items: end; padding: 0 13px 7px; font-size: 14px; }
.phone-top span { width: 10px; }
.phone-top strong { letter-spacing: .14em; }
.phone-top button { border: 0; background: transparent; color: var(--primary); font-size: 11px; }
.phone-content { height: calc(100% - 48px); padding: 9px 6px; border-radius: 30px; background: #fff7f8; }
.phone-tabs { display: flex; gap: 7px; overflow: hidden; padding: 7px 5px 12px; }
.phone-tabs span { white-space: nowrap; padding: 6px 10px; border-radius: 999px; background: #fff; color: #9b8b94; font-size: 10px; font-weight: 800; }
.phone-tabs .active { color: #fff; background: var(--primary); }
.phone-profile { position: relative; height: 390px; overflow: hidden; margin: 0; border-radius: 24px; background: #e8d9e1; box-shadow: 0 18px 35px rgba(73,42,59,.13); }
.phone-profile img { width: 100%; height: 100%; object-fit: cover; }
.phone-profile::after { content: ""; position: absolute; inset: 45% 0 0; background: linear-gradient(transparent, rgba(37,22,32,.84)); }
.profile-overlay { position: absolute; left: 18px; right: 18px; bottom: 17px; z-index: 2; color: #fff; }
.online-label { display: inline-flex; align-items: center; padding: 5px 9px; border-radius: 999px; background: rgba(32,169,104,.9); font-size: 9px; font-weight: 800; }
.profile-overlay h3 { margin: 8px 0 0; font-size: 25px; }
.profile-overlay h3 span { font-weight: 500; }
.profile-overlay p { margin: 0; font-size: 11px; opacity: .87; }
.phone-tags { display: flex; gap: 6px; margin-top: 9px; }
.phone-tags span { padding: 5px 8px; border-radius: 999px; background: rgba(255,255,255,.17); backdrop-filter: blur(5px); font-size: 9px; }
.phone-actions { display: flex; justify-content: center; gap: 14px; padding-top: 16px; }
.phone-actions button { width: 48px; height: 48px; border-radius: 50%; border: 0; background: #fff; color: #9c8d96; box-shadow: 0 8px 20px rgba(63,37,52,.1); font-size: 23px; }
.phone-actions .heart-action { width: 57px; height: 57px; margin-top: -4px; color: #fff; background: linear-gradient(135deg, var(--primary), #ff8175); box-shadow: 0 13px 26px rgba(255,95,120,.32); }
.floating-note { position: absolute; z-index: 6; display: flex; align-items: center; gap: 10px; min-width: 180px; padding: 13px 15px; border-radius: 18px; background: rgba(255,255,255,.92); backdrop-filter: blur(14px); box-shadow: var(--shadow-sm); animation: float 4.2s ease-in-out infinite; }
.floating-note strong, .floating-note small { display: block; }
.floating-note strong { font-size: 13px; }
.floating-note small { font-size: 10px; color: #948690; }
.note-like { top: 92px; right: -6px; }
.note-message { left: -17px; bottom: 148px; animation-delay: -2s; }
.mini-heart, .mini-message { width: 35px; height: 35px; border-radius: 12px; display: grid; place-items: center; color: #fff; background: var(--primary); }
.mini-message { background: #6c4d69; letter-spacing: 2px; }
@keyframes float { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-9px); } }
.mini-profile { position: absolute; z-index: 5; display: flex; align-items: center; gap: 9px; padding: 8px 12px 8px 8px; border-radius: 17px; background: rgba(255,255,255,.94); box-shadow: var(--shadow-sm); }
.mini-profile img { width: 44px; height: 44px; object-fit: cover; border-radius: 13px; }
.mini-profile strong, .mini-profile small { display: block; }
.mini-profile strong { font-size: 12px; }
.mini-profile small { color: #948690; font-size: 9px; }
.mini-profile-one { left: 6px; top: 94px; transform: rotate(-5deg); }
.mini-profile-two { right: 2px; bottom: 48px; transform: rotate(4deg); }

.trust-strip { position: relative; z-index: 4; border-block: 1px solid #f0e5e8; background: #fff; }
.trust-grid { min-height: 108px; display: grid; grid-template-columns: repeat(4, 1fr); align-items: center; }
.trust-grid > div { display: flex; align-items: center; gap: 13px; padding: 0 24px; border-right: 1px solid #eee2e6; }
.trust-grid > div:first-child { padding-left: 0; }
.trust-grid > div:last-child { border-right: 0; }
.trust-icon { width: 42px; height: 42px; flex: 0 0 42px; display: grid; place-items: center; border-radius: 14px; color: var(--primary); background: var(--primary-soft); font-weight: 900; }
.trust-grid p { margin: 0; }
.trust-grid strong, .trust-grid small { display: block; }
.trust-grid strong { font-size: 14px; }
.trust-grid small { color: #91858c; font-size: 11px; margin-top: 2px; }

.section-kicker { color: var(--primary); font-size: 12px; letter-spacing: .18em; font-weight: 900; margin-bottom: 12px; }
.section-heading { max-width: 660px; margin-bottom: 48px; }
.section-heading.center { margin-inline: auto; text-align: center; }
.section-heading h2, .section-copy h2 { margin: 0 0 18px; font-size: clamp(34px, 4vw, 48px); line-height: 1.25; letter-spacing: -.035em; }
.section-heading p, .section-copy > p { margin: 0; color: var(--muted); font-size: 16px; line-height: 1.9; }
.heading-row { max-width: none; display: flex; align-items: end; justify-content: space-between; gap: 30px; }
.heading-row > div { max-width: 660px; }
.heading-row h2 { margin-bottom: 12px; }
.split-grid { display: grid; grid-template-columns: .92fr 1.08fr; gap: 90px; align-items: center; }

.about { background: #fff; }
.check-list { display: grid; gap: 22px; margin-top: 34px; }
.check-list > div { display: grid; grid-template-columns: 44px 1fr; gap: 14px; align-items: start; }
.check-list span { width: 38px; height: 38px; border-radius: 13px; display: grid; place-items: center; background: var(--primary-soft); color: var(--primary); font-size: 11px; font-weight: 900; }
.check-list p { margin: 0; }
.check-list strong, .check-list small { display: block; }
.check-list strong { font-size: 15px; }
.check-list small { margin-top: 4px; color: var(--muted); font-size: 13px; }
.about-cards { min-height: 580px; position: relative; padding: 35px 45px; border-radius: 44px; background: linear-gradient(145deg, #fff2f4, #f5e9ef); }
.about-cards::before { content: ""; position: absolute; width: 250px; height: 250px; border-radius: 50%; right: -30px; top: -35px; background: rgba(255,255,255,.56); }
.about-card { position: absolute; z-index: 2; border-radius: 25px; background: #fff; box-shadow: var(--shadow-sm); }
.card-main { left: 64px; top: 63px; width: 365px; padding: 16px; }
.card-main img { width: 100%; height: 252px; object-fit: cover; border-radius: 18px; background: #f5e2e7; }
.card-badge { position: absolute; top: 29px; left: 29px; z-index: 2; padding: 7px 10px; border-radius: 999px; color: #fff; background: rgba(44,34,43,.76); font-size: 10px; font-weight: 800; backdrop-filter: blur(8px); }
.card-main-copy { padding: 13px 2px 8px; }
.card-main-copy h3 { margin: 0; font-size: 20px; }
.card-main-copy p { margin: 2px 0 0; color: var(--muted); font-size: 11px; }
.profile-info-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.profile-info-grid span { padding: 10px 11px; border-radius: 12px; background: #fff6f7; font-size: 11px; font-weight: 800; }
.profile-info-grid small { display: block; margin-bottom: 2px; color: #ac929d; font-size: 8px; font-weight: 700; }
.card-detail { right: 12px; top: 130px; width: 215px; padding: 17px; }
.card-detail span { color: var(--primary); font-size: 10px; font-weight: 900; }
.card-detail p { margin: 7px 0 0; color: #756a72; font-size: 11px; line-height: 1.7; }
.card-verified { right: 20px; bottom: 62px; display: flex; align-items: center; gap: 11px; padding: 13px 15px; }
.verified-seal { width: 38px; height: 38px; display: grid; place-items: center; border-radius: 13px; color: #fff; background: #5fb98b; font-weight: 900; }
.card-verified strong, .card-verified small { display: block; }
.card-verified strong { font-size: 12px; }
.card-verified small { color: var(--muted); font-size: 9px; }

.how { background: var(--surface-warm); }
.steps-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.step-card { position: relative; padding: 34px 30px 32px; border: 1px solid #f0e2e5; border-radius: 28px; background: #fff; box-shadow: 0 10px 35px rgba(73,43,58,.055); }
.step-number { position: absolute; right: 24px; top: 22px; color: #ecdfe3; font-size: 30px; font-weight: 900; }
.step-visual { position: relative; width: 92px; height: 92px; margin-bottom: 25px; border-radius: 30px; background: linear-gradient(145deg, #ffe5e9, #fff6f7); }
.step-visual span { position: absolute; width: 38px; height: 38px; left: 18px; top: 16px; border-radius: 50%; background: #f6b5c1; }
.step-visual i { position: absolute; width: 57px; height: 28px; left: 11px; bottom: 11px; border-radius: 20px 20px 10px 10px; background: #cb7f92; }
.step-visual b { position: absolute; right: 10px; bottom: 10px; width: 32px; height: 32px; display: grid; place-items: center; border-radius: 50%; color: #fff; background: var(--primary); box-shadow: 0 7px 14px rgba(255,95,120,.25); font-style: normal; }
.step-search span { left: 20px; top: 22px; width: 43px; height: 43px; border: 5px solid #cb7f92; background: transparent; }
.step-search i { width: 24px; height: 6px; transform: rotate(45deg); left: 55px; bottom: 21px; border-radius: 4px; }
.step-search b { font-size: 0; }
.step-chat span { width: 54px; height: 42px; border-radius: 17px; left: 14px; top: 18px; }
.step-chat span::after { content: ""; position: absolute; left: 9px; bottom: -8px; border: 8px solid transparent; border-top-color: #f6b5c1; transform: rotate(18deg); }
.step-chat i { display: none; }
.step-card h3 { margin: 0 0 10px; font-size: 20px; }
.step-card p { margin: 0; color: var(--muted); font-size: 14px; }

.member-showcase { overflow: hidden; }
.member-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.member-card { overflow: hidden; border: 1px solid #eee2e5; border-radius: 26px; background: #fff; box-shadow: 0 13px 38px rgba(66,38,53,.07); transition: transform .25s, box-shadow .25s; }
.member-card:hover { transform: translateY(-7px); box-shadow: 0 20px 48px rgba(66,38,53,.12); }
.member-image { position: relative; height: 315px; overflow: hidden; background: #f5e4e9; }
.member-image img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s; }
.member-card:hover .member-image img { transform: scale(1.035); }
.member-image button { position: absolute; top: 16px; right: 16px; width: 41px; height: 41px; border: 0; border-radius: 50%; color: var(--primary); background: rgba(255,255,255,.9); backdrop-filter: blur(8px); font-size: 24px; box-shadow: 0 8px 18px rgba(54,35,46,.13); }
.status-dot { position: absolute; left: 18px; bottom: 16px; width: 12px; height: 12px; border-radius: 50%; background: #40c482; border: 3px solid #fff; box-sizing: content-box; }
.status-dot.away { background: #f0b356; }
.member-copy { padding: 18px 20px 21px; }
.member-copy h3 { display: flex; align-items: center; gap: 6px; margin: 0; font-size: 20px; }
.member-copy h3 span { font-weight: 500; }
.member-copy h3 i { width: 18px; height: 18px; display: grid; place-items: center; border-radius: 50%; color: #fff; background: #54a8e8; font-size: 10px; font-style: normal; }
.member-copy p { margin: 4px 0 13px; color: var(--muted); font-size: 12px; }
.member-copy > div { display: flex; gap: 6px; flex-wrap: wrap; }
.member-copy > div span { padding: 5px 8px; border-radius: 999px; color: #8a6577; background: #fff3f5; font-size: 9px; font-weight: 800; }

.features { background: #fbf8f8; }
.feature-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.feature-card { min-height: 228px; padding: 27px 24px; border-radius: 24px; background: #fff; border: 1px solid #f0e5e7; transition: transform .2s, border-color .2s, box-shadow .2s; }
.feature-card:hover { transform: translateY(-5px); border-color: #ffcbd3; box-shadow: var(--shadow-sm); }
.feature-icon { width: 46px; height: 46px; display: grid; place-items: center; border-radius: 15px; color: var(--primary); background: var(--primary-soft); font-size: 20px; font-weight: 900; }
.feature-card h3 { margin: 20px 0 8px; font-size: 18px; }
.feature-card p { margin: 0; color: var(--muted); font-size: 13px; line-height: 1.75; }

.safety { background: linear-gradient(135deg, #fff8f9, #fff); }
.safety-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 90px; align-items: center; }
.safety-visual { position: relative; min-height: 540px; display: grid; place-items: center; }
.safety-visual::before { content: ""; position: absolute; width: 440px; height: 440px; border-radius: 50%; background: linear-gradient(145deg, #ffe5e9, #f3e6ef); }
.shield-circle { position: relative; z-index: 2; width: 200px; height: 230px; display: grid; place-items: center; clip-path: polygon(50% 0, 94% 15%, 87% 70%, 50% 100%, 13% 70%, 6% 15%); background: linear-gradient(145deg, var(--primary), #ff8b7f); filter: drop-shadow(0 28px 28px rgba(255,95,120,.23)); }
.shield-circle::before { content: ""; position: absolute; inset: 10px; clip-path: inherit; background: rgba(255,255,255,.2); }
.shield-circle span { position: relative; width: 76px; height: 76px; display: grid; place-items: center; border-radius: 50%; color: var(--primary); background: #fff; font-size: 37px; font-weight: 900; }
.safety-card { position: absolute; z-index: 3; min-width: 245px; display: flex; align-items: center; gap: 12px; padding: 14px 17px; border-radius: 18px; background: #fff; box-shadow: var(--shadow-sm); }
.safety-card > span { width: 35px; height: 35px; display: grid; place-items: center; border-radius: 12px; color: var(--primary); background: var(--primary-soft); font-size: 10px; font-weight: 900; }
.safety-card strong, .safety-card small { display: block; }
.safety-card strong { font-size: 12px; }
.safety-card small { color: var(--muted); font-size: 9px; margin-top: 2px; }
.safety-card-one { left: 0; top: 74px; }
.safety-card-two { right: 0; top: 198px; }
.safety-card-three { left: 20px; bottom: 58px; }
.safety-list { list-style: none; padding: 0; margin: 27px 0; display: grid; gap: 13px; }
.safety-list li { display: flex; align-items: start; gap: 10px; color: #665c64; font-size: 14px; }
.safety-list span { width: 23px; height: 23px; flex: 0 0 23px; display: grid; place-items: center; border-radius: 8px; color: #fff; background: #5fb98b; font-size: 11px; font-weight: 900; }
.text-link { display: inline-flex; align-items: center; gap: 8px; color: var(--primary); font-weight: 900; font-size: 14px; }
.text-link span { transition: transform .2s; }
.text-link:hover span { transform: translateX(4px); }


.faq-grid { display: grid; grid-template-columns: .75fr 1.25fr; gap: 85px; align-items: start; }
.faq-grid .section-heading { position: sticky; top: 120px; }
.faq-grid .section-heading .btn { margin-top: 26px; }
.faq-list { border-top: 1px solid var(--line); }
.faq-item { border-bottom: 1px solid var(--line); }
.faq-item > button { width: 100%; border: 0; background: transparent; padding: 24px 3px; display: flex; align-items: center; justify-content: space-between; gap: 20px; text-align: left; font-weight: 900; }
.faq-item > button i { position: relative; width: 22px; height: 22px; flex: 0 0 22px; }
.faq-item > button i::before, .faq-item > button i::after { content: ""; position: absolute; left: 4px; right: 4px; top: 10px; height: 2px; background: var(--primary); transition: transform .2s; }
.faq-item > button i::after { transform: rotate(90deg); }
.faq-item.open > button i::after { transform: rotate(0); }
.faq-answer { display: grid; grid-template-rows: 0fr; transition: grid-template-rows .28s ease; }
.faq-answer > p { overflow: hidden; margin: 0; color: var(--muted); font-size: 14px; }
.faq-item.open .faq-answer { grid-template-rows: 1fr; }
.faq-item.open .faq-answer > p { padding: 0 40px 24px 3px; }

.join-section { padding: 10px 0 92px; }
.join-card { position: relative; overflow: hidden; min-height: 270px; border-radius: 38px; padding: 55px 62px; display: flex; align-items: center; justify-content: space-between; gap: 40px; color: #fff; background: linear-gradient(135deg, #ff5f78, #f17b6f 65%, #db9a69); box-shadow: 0 28px 70px rgba(224,76,104,.25); }
.join-card > * { position: relative; z-index: 2; }
.join-label { font-size: 11px; letter-spacing: .2em; font-weight: 900; opacity: .8; }
.join-card h2 { margin: 9px 0 6px; font-size: clamp(30px, 4vw, 44px); line-height: 1.25; }
.join-card p { margin: 0; opacity: .84; }
.join-orb { position: absolute; z-index: 1; border-radius: 50%; background: rgba(255,255,255,.12); }
.orb-a { width: 260px; height: 260px; right: -30px; top: -90px; }
.orb-b { width: 180px; height: 180px; left: 43%; bottom: -120px; }

.site-footer { background: #241d25; color: #fff; }
.footer-top { padding: 68px 0 48px; display: grid; grid-template-columns: 1.2fr 1fr; gap: 70px; }
.footer-brand .brand-mark { background: rgba(255,255,255,.09); box-shadow: none; }
.footer-brand .brand-copy small { color: #9b8f99; }
.footer-brand > p { max-width: 390px; color: #a99da6; font-size: 13px; margin-top: 21px; }
.footer-links { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; }
.footer-links > div { display: grid; align-content: start; gap: 10px; }
.footer-links strong { margin-bottom: 5px; font-size: 13px; }
.footer-links a { color: #a99da6; font-size: 12px; transition: color .2s; }
.footer-links a:hover { color: #fff; }
.footer-bottom { min-height: 68px; border-top: 1px solid rgba(255,255,255,.08); display: flex; align-items: center; justify-content: space-between; gap: 20px; color: #887d85; font-size: 10px; }
.footer-bottom p { margin: 0; }

.auth-dialog, .age-dialog { width: min(calc(100% - 30px), 470px); border: 0; border-radius: 28px; padding: 32px; color: var(--ink); background: #fff; box-shadow: 0 40px 120px rgba(29,18,25,.35); }
.auth-dialog::backdrop, .age-dialog::backdrop { background: rgba(31,22,28,.68); backdrop-filter: blur(8px); }
.dialog-close { position: absolute; right: 18px; top: 15px; width: 36px; height: 36px; border: 0; border-radius: 50%; background: #f7f0f2; color: #766b73; font-size: 23px; }
.dialog-brand { display: flex; align-items: center; gap: 10px; margin-bottom: 22px; }
.dialog-brand .brand-mark { width: 38px; height: 38px; }
.auth-tabs { display: grid; grid-template-columns: 1fr 1fr; padding: 4px; border-radius: 14px; background: #f8f1f3; }
.auth-tabs button { border: 0; border-radius: 11px; padding: 10px; background: transparent; color: #8d7f88; font-weight: 900; }
.auth-tabs button.active { color: var(--primary); background: #fff; box-shadow: 0 4px 12px rgba(67,38,53,.08); }
.auth-form { display: none; padding-top: 22px; }
.auth-form.active { display: block; }
.auth-form h3 { margin: 0; font-size: 23px; }
.auth-form > p { margin: 6px 0 20px; color: var(--muted); font-size: 12px; }
.auth-form label { display: grid; gap: 7px; margin-bottom: 14px; font-size: 12px; font-weight: 800; }
.auth-form input { width: 100%; border: 1px solid #e8dce1; border-radius: 13px; padding: 13px 14px; outline: 0; background: #fff; transition: border .2s, box-shadow .2s; }
.auth-form input:focus { border-color: #ff9bab; box-shadow: 0 0 0 4px rgba(255,95,120,.1); }
.auth-form label.agree { display: flex; align-items: start; gap: 9px; color: var(--muted); font-weight: 500; line-height: 1.6; }
.auth-form label.agree input { width: 17px; height: 17px; margin-top: 2px; }
.forgot-link { display: block; margin-top: 14px; text-align: center; color: var(--primary); font-size: 12px; font-weight: 800; }
.age-dialog { text-align: center; }
.age-icon { width: 80px; height: 80px; margin: 0 auto 18px; display: grid; place-items: center; border-radius: 28px; color: #fff; background: linear-gradient(145deg, var(--primary), #ff8d7e); font-size: 25px; font-weight: 900; box-shadow: 0 18px 35px rgba(255,95,120,.27); }
.age-dialog h2 { margin: 0; }
.age-dialog p { color: var(--muted); font-size: 13px; }
.age-dialog > a { display: inline-block; margin-top: 15px; color: #8d8089; font-size: 11px; text-decoration: underline; }
.toast { position: fixed; z-index: 3000; left: 50%; bottom: 28px; transform: translate(-50%, 20px); padding: 13px 18px; border-radius: 14px; color: #fff; background: rgba(35,27,34,.94); box-shadow: 0 18px 45px rgba(20,12,17,.2); font-size: 12px; opacity: 0; pointer-events: none; transition: opacity .22s, transform .22s; }
.toast.show { opacity: 1; transform: translate(-50%, 0); }

.reveal { opacity: 0; transform: translateY(22px); transition: opacity .75s ease, transform .75s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }

@media (max-width: 1080px) {
  .main-nav { gap: 16px; }
  .main-nav a { font-size: 12px; }
  .header-actions .btn-ghost { display: none; }
  .hero-grid { gap: 10px; }
  .hero-visual { transform: scale(.9); }
  .split-grid, .safety-grid { gap: 50px; }
  .about-cards { transform: scale(.94); transform-origin: center; }
  .feature-grid { grid-template-columns: repeat(2, 1fr); }
  .trust-grid > div { padding: 0 13px; }
}

@media (max-width: 900px) {
  .site-header { height: 72px; background: rgba(255,255,255,.92); backdrop-filter: blur(18px); box-shadow: 0 1px 0 rgba(77,42,62,.07); }
  .header-inner { grid-template-columns: auto auto 1fr; }
  .menu-toggle { display: block; order: 3; justify-self: end; }
  .header-actions { justify-self: end; }
  .header-actions .btn-primary { display: none; }
  .main-nav { position: fixed; inset: 72px 0 auto; display: grid; gap: 0; background: rgba(255,255,255,.98); padding: 12px 20px 28px; transform: translateY(-120%); opacity: 0; pointer-events: none; transition: .25s; box-shadow: 0 24px 60px rgba(45,26,36,.15); }
  .main-nav.open { transform: translateY(0); opacity: 1; pointer-events: auto; }
  .main-nav a { padding: 14px 4px; border-bottom: 1px solid #f0e5e8; font-size: 14px; }
  .menu-toggle.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .menu-toggle.active span:nth-child(2) { opacity: 0; }
  .menu-toggle.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
  .hero { min-height: auto; padding-top: 130px; }
  .hero-grid { grid-template-columns: 1fr; text-align: center; }
  .hero-copy { display: grid; justify-items: center; }
  .hero-lead { max-width: 680px; }
  .hero-visual { margin-top: 20px; min-height: 620px; }
  .trust-grid { grid-template-columns: repeat(2, 1fr); padding: 18px 0; gap: 12px 0; }
  .trust-grid > div { min-height: 70px; }
  .trust-grid > div:nth-child(2) { border-right: 0; }
  .split-grid, .safety-grid, .faq-grid { grid-template-columns: 1fr; }
  .about-cards { max-width: 650px; width: 100%; margin-inline: auto; }
  .steps-grid, .member-grid { grid-template-columns: 1fr 1fr; }
  .faq-grid .section-heading { position: static; }
  .footer-top { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
  .container { width: min(calc(100% - 28px), var(--container)); }
  .section { padding: 76px 0; }
  .brand-mark { width: 38px; height: 38px; }
  .brand-copy strong { font-size: 17px; }
  .header-actions { display: none; }
  .header-inner { grid-template-columns: auto 1fr; }
  .menu-toggle { order: initial; }
  .hero { padding: 112px 0 55px; }
  .hero h1 { font-size: 41px; }
  .hero-lead { font-size: 15px; }
  .hero-actions { display: grid; width: 100%; }
  .hero-actions .btn { width: 100%; }
  .hero-trust { justify-content: center; gap: 12px; }
  .hero-visual { min-height: 530px; transform: scale(.78); margin: -20px -40px -60px; }
  .trust-grid { grid-template-columns: 1fr; }
  .trust-grid > div { border-right: 0; border-bottom: 1px solid #eee2e6; padding: 12px 0; }
  .trust-grid > div:last-child { border-bottom: 0; }
  .section-heading h2, .section-copy h2 { font-size: 32px; }
  .heading-row { display: block; }
  .heading-row .btn { margin-top: 20px; }
  .about-cards { min-height: 480px; padding: 20px; border-radius: 30px; transform: none; }
  .card-main { left: 20px; top: 38px; width: calc(100% - 40px); }
  .card-main img { height: 210px; }
  .card-detail { display: none; }
  .card-verified { right: 10px; bottom: 15px; }
  .steps-grid, .member-grid, .feature-grid { grid-template-columns: 1fr; }
  .member-image { height: 360px; }
  .safety-grid { gap: 30px; }
  .safety-visual { min-height: 460px; transform: scale(.82); margin: -40px -45px; }
  .faq-grid { gap: 35px; }
  .join-card { padding: 40px 26px; display: grid; text-align: center; }
  .join-card .btn { width: 100%; }
  .footer-top { padding-top: 50px; gap: 40px; }
  .footer-links { gap: 14px; }
  .footer-bottom { padding: 18px 0; display: grid; text-align: center; }
  .auth-dialog, .age-dialog { padding: 28px 22px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  .reveal { opacity: 1; transform: none; }
}


/* V2: 真人照片與嚴格認證官方介紹 */
.phone-profile img,
.card-main img,
.member-image img,
.mini-profile img {
  object-position: center 24%;
  filter: saturate(.96) contrast(1.02);
}

.why {
  position: relative;
  overflow: hidden;
  color: #fff;
  background:
    radial-gradient(circle at 15% 10%, rgba(255,118,139,.22), transparent 34%),
    radial-gradient(circle at 88% 86%, rgba(220,157,116,.18), transparent 32%),
    #2e2530;
}
.why .section-kicker { color: #ff9aaa; }
.why .section-heading p { color: #c8bdc5; }
.why-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.why-card {
  min-height: 255px;
  padding: 30px 26px;
  border: 1px solid rgba(255,255,255,.1);
  border-radius: 25px;
  background: rgba(255,255,255,.055);
  box-shadow: 0 18px 42px rgba(12,8,12,.16);
  backdrop-filter: blur(10px);
}
.why-card > span {
  width: 48px; height: 48px; display: grid; place-items: center;
  border-radius: 15px; color: #fff; background: rgba(255,95,120,.2);
  font-size: 12px; font-weight: 900;
}
.why-card h3 { margin: 28px 0 11px; font-size: 19px; }
.why-card p { margin: 0; color: #bdb1ba; font-size: 13px; line-height: 1.85; }
.free-access {
  margin-top: 28px; padding: 26px 30px; display: grid;
  grid-template-columns: auto auto 1fr auto; align-items: center; gap: 18px;
  border: 1px solid rgba(255,255,255,.1); border-radius: 22px;
  background: linear-gradient(105deg, rgba(255,95,120,.2), rgba(255,255,255,.06));
}
.free-access > span { padding: 7px 10px; border-radius: 9px; color: #ffb4c0; background: rgba(255,255,255,.08); font-size: 10px; font-weight: 900; letter-spacing: .08em; }
.free-access strong { font-size: 18px; white-space: nowrap; }
.free-access p { margin: 0; color: #c6bac3; font-size: 12px; }
.free-access .btn { white-space: nowrap; }

@media (max-width: 1040px) {
  .why-grid { grid-template-columns: repeat(2, 1fr); }
  .free-access { grid-template-columns: auto 1fr auto; }
  .free-access p { grid-column: 1 / 3; }
}
@media (max-width: 680px) {
  .why-grid { grid-template-columns: 1fr; }
  .why-card { min-height: auto; }
  .free-access { grid-template-columns: 1fr; text-align: center; justify-items: center; }
  .free-access p { grid-column: auto; }
}