/* ============================
   HERO-LP: Dark hero overrides
   (Loaded AFTER style.css)
   ============================ */

/* ── Sticky Bar ── */
.sticky-bar {
    position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
    background: rgba(255,255,255,0.85);
    backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px);
    padding: 0.625rem 1.5rem 0.875rem;
    transform: translateY(-100%);
    transition: transform 0.35s cubic-bezier(0.16,1,0.3,1);
    box-shadow: 0 1px 0 rgba(0,0,0,0.06);
    border-bottom: 1px solid rgba(0,0,0,0.06);
}
.sticky-bar.visible { transform: translateY(0); }
.sticky-bar-inner { max-width: 1100px; margin: 0 auto; display: flex; align-items: center; justify-content: space-between; }
.sticky-bar-logo { height: 28px; width: auto; }
.sticky-bar-nav {
    display: flex;
    align-items: center;
    gap: 1.75rem;
}
.sticky-bar-link {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text);
    text-decoration: none;
    transition: color 0.2s;
    white-space: nowrap;
    padding-bottom: 8px;
    background-repeat: repeat-x;
    background-position: bottom;
    background-size: 14px 8px;
}
.sticky-bar-link:hover {
    opacity: 0.7;
}
.sticky-bar-link:nth-child(1) {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='8'%3E%3Cpath d='M0 4 Q3.5 0 7 4 Q10.5 8 14 4' fill='none' stroke='%23f59e0b' stroke-width='1.5'/%3E%3C/svg%3E");
}
.sticky-bar-link:nth-child(2) {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='8'%3E%3Cpath d='M0 4 Q3.5 0 7 4 Q10.5 8 14 4' fill='none' stroke='%23eab308' stroke-width='1.5'/%3E%3C/svg%3E");
}
.sticky-bar-link:nth-child(3) {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='8'%3E%3Cpath d='M0 4 Q3.5 0 7 4 Q10.5 8 14 4' fill='none' stroke='%237c3aed' stroke-width='1.5'/%3E%3C/svg%3E");
}
.sticky-bar-link:nth-child(4) {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='8'%3E%3Cpath d='M0 4 Q3.5 0 7 4 Q10.5 8 14 4' fill='none' stroke='%233b82f6' stroke-width='1.5'/%3E%3C/svg%3E");
}
.sticky-bar-link:nth-child(5) {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='8'%3E%3Cpath d='M0 4 Q3.5 0 7 4 Q10.5 8 14 4' fill='none' stroke='%23ec4899' stroke-width='1.5'/%3E%3C/svg%3E");
}
.sticky-bar-cta {
    white-space: nowrap;
    border-radius: 8px;
}

/* ── Hero Dark Override ── */
.hero.hero-lp {
    min-height: 100vh; display: flex; align-items: center; justify-content: center;
    text-align: center; padding: 2rem;
    position: relative; overflow: hidden;
    background:
        radial-gradient(ellipse at 10% 20%, rgba(160,30,50,0.3) 0%, transparent 50%),
        radial-gradient(ellipse at 90% 80%, rgba(30,50,180,0.25) 0%, transparent 50%),
        radial-gradient(ellipse at 50% 50%, rgba(60,20,100,0.12) 0%, transparent 55%),
        #06060f;
}

/* ── Globe Canvas ── */
#hero-globe {
    position: absolute; top: 0; left: 0; width: 100%; height: 100%;
    z-index: 0; pointer-events: none;
}

/* ── Hero Inner Layout ── */
.hero.hero-lp .hero-inner {
    max-width: 720px; position: relative; z-index: 1; width: 100%; height: 100%;
}

.hero-bottom {
    position: absolute; bottom: 3rem; left: 50%; transform: translateX(-50%);
    z-index: 3; text-align: center; width: 100%; max-width: 720px;
    display: flex; flex-direction: column; align-items: center;
}

.hero-logo-single {
    display: block; margin: 0 auto 1.2rem;
    height: clamp(28px,4vw,44px); width: auto; opacity: 0.7;
    filter: brightness(1.8); z-index: 2;
}

.hero-center-group {
    position: absolute; top: 46%; left: 50%; transform: translate(-50%, -50%);
    z-index: 2; text-align: center;
    display: flex; flex-direction: column; align-items: center;
}

/* ── Main Copy — sleek, refined ── */
.hero-main-copy {
    font-family: 'Noto Sans JP', sans-serif;
    font-size: clamp(2.2rem, 5.5vw, 3.8rem);
    font-weight: 900;
    color: #fff;
    letter-spacing: 0.06em;
    line-height: 1.3;
    margin: 0;
    white-space: nowrap;
}

.hero.hero-lp .hero-subtitle-accent {
    color: rgba(255,255,255,0.7) !important;
    font-family: 'Inter', 'Noto Sans JP', sans-serif !important;
    font-size: clamp(1.15rem, 3vw, 1.5rem) !important;
    font-weight: 400 !important;
    letter-spacing: 0.18em !important;
    text-transform: uppercase !important;
    margin-top: 0.75rem !important;
    text-align: center !important;
    opacity: 1 !important;
    transform: none !important;
}

/* ── Glass Button ── */
.btn-glass {
    background: rgba(255,255,255,0.08);
    border: 1px solid rgba(255,255,255,0.15);
    color: #fff; font-weight: 600; font-size: 1.05rem;
    letter-spacing: 0.02em; padding: 0.9rem 2.5rem;
    border-radius: 8px; text-decoration: none;
    backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
    transition: background 0.25s, border-color 0.25s, transform 0.2s, box-shadow 0.25s;
    text-shadow: none; animation: none; filter: none;
    display: inline-block;
}
.btn-glass:hover {
    background: rgba(255,255,255,0.14);
    border-color: rgba(255,255,255,0.3);
    transform: translateY(-1px);
    box-shadow: 0 4px 20px rgba(99,102,241,0.2);
}
.btn-glass:active { transform: translateY(0); background: rgba(255,255,255,0.1); }

.hero-cta-btn { margin-top: 1.2rem; }

/* ── 3D Geo Background ── */
.bg-geo {
    position: absolute; pointer-events: none; z-index: 0;
    width: 1000px; height: auto;
    object-fit: cover;
    opacity: 0;
    transition: opacity 1.5s ease;
    will-change: transform, opacity;
    animation: geo-drift 25s ease-in-out infinite;
    mask-image: radial-gradient(ellipse 70% 70% at center, black 30%, transparent 70%);
    -webkit-mask-image: radial-gradient(ellipse 70% 70% at center, black 30%, transparent 70%);
}
.bg-geo--red {
    filter: blur(12px) grayscale(1) sepia(1) hue-rotate(320deg) saturate(2.5) brightness(0.65);
}
.bg-geo--red.is-visible { opacity: 0.25; }
.bg-geo--blue {
    filter: blur(12px) brightness(0.6) saturate(1.8) hue-rotate(40deg);
}
.bg-geo--blue.is-visible { opacity: 0.25; }
.bg-geo--hero-tl { top: -20%; left: -15%; animation-delay: -3s; }
.bg-geo--hero-br { bottom: -20%; right: -15%; animation-delay: -10s; }

@keyframes geo-drift {
    0%   { transform: scale(1) rotate(0deg); }
    25%  { transform: scale(1.06) rotate(3deg); }
    50%  { transform: scale(0.97) rotate(-2deg); }
    75%  { transform: scale(1.04) rotate(2deg); }
    100% { transform: scale(1) rotate(0deg); }
}

/* ── CTA Section Dark ── */
.cta-section-dark {
    background:
        radial-gradient(ellipse at 30% 50%, rgba(30,50,180,0.25) 0%, transparent 50%),
        radial-gradient(ellipse at 70% 50%, rgba(160,30,50,0.2) 0%, transparent 50%),
        #06060f !important;
    color: #fff !important;
    position: relative;
    overflow: hidden;
}
.cta-section-dark .heading-xl {
    color: #fff;
    font-size: clamp(1.5rem, 3.5vw, 2.2rem);
    font-weight: 500;
    letter-spacing: 0.06em;
}
.cta-section-dark .subtitle {
    color: rgba(255,255,255,0.5) !important;
    font-size: 0.95rem;
    font-weight: 300;
    letter-spacing: 0.04em;
}
.cta-section-dark .cta-footer-bottom p {
    color: rgba(255,255,255,0.3);
}
.bg-geo--cta-center {
    top: 50%; left: 50%; transform: translate(-50%, -50%);
    animation-delay: -7s;
}
.cta-bg-img {
    position: absolute; top: 0; right: -25%;
    width: 100%; max-width: 800px; height: 100%;
    object-fit: cover; object-position: center top;
    z-index: 0; pointer-events: none;
    opacity: 0.3;
    mask-image: radial-gradient(ellipse 80% 70% at 60% 30%, black 20%, transparent 70%);
    -webkit-mask-image: radial-gradient(ellipse 80% 70% at 60% 30%, black 20%, transparent 70%);
}

/* ── Achievements LP ── */
.achv-lp {
    padding: 3.5rem 2rem;
    background: #fff;
    text-align: center;
}
.achv-lp-inner {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 3rem;
}
.achv-lp-stat {
    display: flex;
    flex-direction: column;
    align-items: center;
}
.achv-lp-num {
    font-family: 'Inter', sans-serif;
    font-size: clamp(2.2rem, 5vw, 3.2rem);
    font-weight: 800;
    color: var(--primary);
    line-height: 1;
}
.achv-lp-suffix {
    font-size: 0.45em;
    font-weight: 700;
    color: var(--text-muted);
}
.achv-lp-label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-muted);
    margin-top: 0.4rem;
}
.achv-lp-divider {
    width: 1px;
    height: 3rem;
    background: rgba(0,0,0,0.1);
}

/* ── Content section: light background ── */
.content-section {
    background: #f5f5f7 !important;
    color: var(--text) !important;
}
#content-section .heading-lg {
    color: var(--text) !important;
}
#content-section .content-tab {
    background: rgba(0,0,0,0.04) !important;
    border-color: rgba(0,0,0,0.12) !important;
    color: var(--text-muted) !important;
}
#content-section .content-tab.active {
    background: rgba(79,70,229,0.06) !important;
    color: var(--primary) !important;
    border-color: var(--primary) !important;
}

/* ── YTT LP override (single panel, no sticky scroll) ── */
.hero.hero-lp ~ .ytt-section .ytt-panel {
    height: auto;
    position: relative;
    top: auto;
    padding: 2rem 2rem 1rem;
}

/* ── Responsive ── */
@media (max-width: 768px) {
    .bg-geo { width: 500px; }
    .bg-geo.is-visible { opacity: 0.18; }

    .achv-lp-inner { gap: 1.5rem; }
    .achv-lp-num { font-size: clamp(1.8rem, 8vw, 2.4rem); }
    .achv-lp-label { font-size: 0.75rem; }
    .achv-lp-divider { height: 2.5rem; }

    .hero.hero-lp { padding: 2rem 1rem; }
    .hero-cta-btn { font-size: 1rem; padding: 1.1rem 2.5rem; }

    .sticky-bar { padding: 0.5rem 1rem; }
    .sticky-bar-nav { display: none; }
    .sticky-bar-logo { height: 22px; }
    .sticky-bar-cta { font-size: 0.8125rem; padding: 0.5rem 1rem; }
}