/* ── Reset & Base ── */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

:root {
    --bg:        #0C0604;
    --dark:      #160906;
    --surface:   #1E0E0A;
    --card:      #261208;
    --red:       #E41E2B;
    --red-dark:  #A81520;
    --red-glow:  rgba(228,30,43,0.28);
    --white:     #FFFFFF;
    --off-white: #F7EEE9;
    --muted:     rgba(247,238,233,0.48);
    --border:    rgba(228,30,43,0.18);
}

html { scroll-behavior: smooth; }

body {
    background: var(--bg);
    color: var(--off-white);
    font-family: 'Outfit', 'Helvetica Neue', sans-serif;
    font-size: 17px;
    line-height: 1.65;
    overflow-x: hidden;
    cursor: none;
}

/* ── Grain Overlay ── */
body::before {
    content: '';
    position: fixed; inset: 0;
    z-index: 9500; pointer-events: none;
    opacity: 0.045;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.88' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
    background-size: 200px 200px;
    background-repeat: repeat;
}

/* ── Custom Cursor ── */
#cursor {
    position: fixed; width: 8px; height: 8px;
    background: var(--red); border-radius: 50%;
    pointer-events: none; z-index: 9999;
    transform: translate(-50%,-50%);
    transition: width .18s, height .18s, background .18s;
}
#cursor-ring {
    position: fixed; width: 30px; height: 30px;
    border: 1.5px solid rgba(228,30,43,0.45); border-radius: 50%;
    pointer-events: none; z-index: 9998;
    transform: translate(-50%,-50%);
    transition: width .28s, height .28s;
}

/* ── Navigation ── */
nav {
    position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
    padding: 16px 48px;
    display: flex; align-items: center; justify-content: space-between;
    transition: background .4s, padding .4s;
}
nav.scrolled {
    background: rgba(12,6,4,0.95);
    backdrop-filter: blur(16px);
    padding: 8px 48px;
    border-bottom: 1px solid var(--border);
}

/* Nav: three-column layout — pills | logo | pills */
.nav-left, .nav-right {
    display: flex; align-items: center; gap: 10px;
}
.nav-center {
    display: flex; align-items: center; gap: 10px;
    text-decoration: none; flex-shrink: 0;
}
.nav-center img {
    height: 50px; width: auto; object-fit: contain;
}
.nav-brand {
    font-family: 'Noto Serif TC', 'Noto Serif SC', serif;
    font-size: 22px; color: var(--off-white);
    line-height: 1.2;
    display: flex; flex-direction: column; justify-content: center;
}
.nav-brand span {
    display: block; font-family: 'Outfit', sans-serif;
    font-size: 11px; letter-spacing: .22em;
    text-transform: uppercase; color: var(--red); margin-top: 2px;
}

/* Pill nav buttons */
.nav-pill {
    background: var(--red); color: var(--white);
    border: none; padding: 7px 18px; border-radius: 100px;
    font-family: 'Outfit', sans-serif; font-size: 12px;
    font-weight: 500; letter-spacing: .1em;
    text-transform: uppercase; text-decoration: none;
    cursor: pointer;
    transition: background .2s, transform .15s, opacity .2s;
    white-space: nowrap;
}
.nav-pill:hover { background: var(--red-dark); transform: translateY(-1px); }
.nav-pill.outline {
    background: transparent;
    border: 1.5px solid rgba(228,30,43,0.55);
    color: var(--off-white);
}
.nav-pill.outline:hover { background: var(--red); color: var(--white); border-color: var(--red); }
.nav-pill.active { background: var(--red-dark); }

/* ── Buttons ── */
.btn-primary {
    display: inline-block; text-decoration: none;
    background: var(--red); color: var(--white);
    border: none; border-radius: 100px;
    padding: 14px 38px;
    font-family: 'Outfit', sans-serif; font-size: 13px;
    font-weight: 600; letter-spacing: .14em; text-transform: uppercase;
    cursor: pointer; position: relative; overflow: hidden;
    transition: transform .2s, box-shadow .3s, background .2s;
    box-shadow: 0 4px 24px rgba(228,30,43,0.35);
}
.btn-primary::before {
    content: ''; position: absolute; inset: 0;
    background: rgba(255,255,255,0.08);
    opacity: 0; transition: opacity .2s;
}
.btn-primary:hover { background: var(--red-dark); transform: translateY(-2px); box-shadow: 0 8px 36px rgba(228,30,43,0.5); }
.btn-primary:hover::before { opacity: 1; }
.btn-primary span { position: relative; z-index: 1; }

.btn-outline {
    display: inline-block; text-decoration: none;
    background: transparent; color: var(--off-white);
    border: 1.5px solid rgba(247,238,233,0.28); border-radius: 100px;
    padding: 13px 38px;
    font-family: 'Outfit', sans-serif; font-size: 13px;
    font-weight: 600; letter-spacing: .14em; text-transform: uppercase;
    cursor: pointer;
    transition: border-color .25s, color .25s, background .25s;
}
.btn-outline:hover { border-color: var(--red); color: var(--white); background: rgba(228,30,43,0.08); }

/* ── Display Typography ── */
.display {
    font-family: 'Big Shoulders Display', 'Impact', sans-serif;
    font-weight: 900; text-transform: uppercase;
    color: var(--white); line-height: 0.9;
    letter-spacing: -0.01em;
}

/* ── Layout ── */
.container { max-width: 1200px; margin: 0 auto; padding: 0 60px; }

.label {
    font-family: 'Outfit', sans-serif;
    font-size: 10px; letter-spacing: .38em; text-transform: uppercase;
    color: var(--red); margin-bottom: 16px;
    display: flex; align-items: center; gap: 14px;
}
.label::before { content: ''; width: 32px; height: 1px; background: var(--red); opacity: .7; }

/* ── Reveals ── */
.reveal { opacity: 0; transform: translateY(36px); transition: opacity .8s, transform .8s; }
.reveal.vis { opacity: 1; transform: translateY(0); }
.d1 { transition-delay: .1s; } .d2 { transition-delay: .2s; }
.d3 { transition-delay: .32s; } .d4 { transition-delay: .46s; }

/* ── Ornament Divider ── */
.ornament-line {
    display: flex; align-items: center; gap: 20px; margin: 64px 0;
}
.ornament-line::before, .ornament-line::after {
    content: ''; flex: 1; height: 1px;
    background: linear-gradient(90deg, transparent, rgba(228,30,43,0.32), transparent);
}
.ornament-line span {
    font-family: 'Noto Serif TC', 'Noto Serif SC', serif; font-size: 16px;
    color: rgba(228,30,43,.5);
}

/* ── Page Header (inner pages) ── */
.page-hdr {
    position: relative; min-height: 56vh;
    display: flex; flex-direction: column;
    align-items: center; justify-content: center;
    text-align: center; overflow: hidden;
    background: var(--bg); padding: 130px 24px 70px;
}
.page-hdr-glow {
    position: absolute; bottom: -60px; left: 50%; transform: translateX(-50%);
    width: 600px; height: 280px; pointer-events: none;
    background: radial-gradient(ellipse, rgba(228,30,43,0.18) 0%, transparent 70%);
    animation: glowPulse 4s ease-in-out infinite;
}
.page-hdr-bg {
    position: absolute; top: 50%; left: 50%; transform: translate(-50%,-50%);
    font-family: 'Big Shoulders Display', sans-serif; font-weight: 900;
    font-size: clamp(140px, 24vw, 300px); text-transform: uppercase;
    color: transparent; -webkit-text-stroke: 1px rgba(228,30,43,0.07);
    user-select: none; pointer-events: none; white-space: nowrap; z-index: 0;
    letter-spacing: -0.02em; line-height: 1;
}
.page-hdr-content { position: relative; z-index: 1; }
.page-hdr-title {
    font-family: 'Big Shoulders Display', sans-serif; font-weight: 900;
    font-size: clamp(52px, 9vw, 110px); text-transform: uppercase;
    color: var(--white); line-height: 0.92; letter-spacing: -0.01em;
    margin-bottom: 18px;
}
.page-hdr-title em {
    font-style: normal; color: var(--red);
}
.page-hdr-zh {
    font-family: 'Noto Serif TC', 'Noto Serif SC', serif; font-size: 13px;
    letter-spacing: .2em; color: rgba(247,238,233,0.38);
}
@keyframes glowPulse { 0%,100% { opacity:.7; } 50% { opacity:1.1; } }

/* ── Footer ── */
footer {
    background: var(--dark);
    border-top: 1px solid rgba(228,30,43,0.12);
    padding: 56px 0;
}
.footer-inner { display: flex; justify-content: space-between; align-items: center; }
.footer-logo { display: flex; align-items: center; gap: 14px; }
.footer-logo img {
    width: 46px; height: 46px; object-fit: contain;
    filter: drop-shadow(0 0 10px rgba(228,30,43,0.3));
}
.footer-brand { font-family: 'Noto Serif TC', 'Noto Serif SC', serif; font-size: 16px; color: var(--off-white); }
.footer-brand span { display: block; font-family: 'Outfit', sans-serif; font-size: 9px; letter-spacing: .24em; color: var(--red); text-transform: uppercase; margin-top: 2px; }
.footer-info { text-align: right; font-size: 13px; font-family: 'Outfit', sans-serif; color: rgba(247,238,233,.3); line-height: 1.9; }
.footer-info a { color: rgba(228,30,43,.6); text-decoration: none; transition: color .2s; }
.footer-info a:hover { color: var(--red); }
.footer-copy { text-align: center; margin-top: 32px; padding-top: 26px; border-top: 1px solid rgba(247,238,233,.04); font-family: 'Outfit', sans-serif; font-size: 11px; color: rgba(247,238,233,.16); letter-spacing: .12em; }

/* ── Lantern decoration ── */
.lantern {
    width: 22px; height: 32px; position: relative; display: inline-block;
}
.lantern::before {
    content: '🏮'; font-size: 22px; line-height: 1;
    filter: drop-shadow(0 0 6px rgba(228,30,43,0.6));
}

/* ── Language Visibility ── */
html.lang-en .zh-only { display: none !important; }
html.lang-zh .en-only { display: none !important; }

/* ── Language Toggle ── */
.lang-toggle {
    background: transparent;
    border: 1.5px solid rgba(228,30,43,0.45);
    color: rgba(228,30,43,0.9);
    padding: 6px 14px; border-radius: 100px;
    font-family: 'Noto Serif TC', 'Noto Serif SC', serif;
    font-size: 11px; letter-spacing: .1em;
    cursor: pointer; white-space: nowrap;
    transition: background .25s, color .25s, border-color .25s;
}
.lang-toggle:hover {
    background: rgba(228,30,43,0.14);
    border-color: var(--red);
    color: var(--off-white);
}

/* ── Responsive ── */
@media (max-width: 900px) {
    nav { padding: 12px 20px; }
    nav.scrolled { padding: 8px 20px; }
    .nav-center img { height: 46px; width: auto; }
    .nav-brand { font-size: 18px; }
    .nav-brand span { font-size: 10px; }
    .nav-left .nav-pill:last-child,
    .nav-right .nav-pill:first-child { display: none; }
    .container { padding: 0 24px; }
    .footer-inner { flex-direction: column; gap: 28px; text-align: center; }
    .footer-info { text-align: center; }
}

@media (max-width: 768px) {
    nav { padding: 10px 14px; }
    nav.scrolled { padding: 6px 14px; }
    .nav-center img { height: 40px; width: auto; }
    .nav-brand { font-size: 16px; }
    .nav-brand span { font-size: 9px; }
    .nav-center { gap: 10px; }
}