/* ==============================================
   LAFORET Top Page CSS
   ヒーロー、セグメント、モーダル
   ============================================== */

/* Hero: full-screen */
#hero {
    min-height: 100dvh;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Background zoom animation */
.bg-zoom {
    transform: scale(1.1);
    transition: transform 10s ease-out;
}
#hero.active .bg-zoom {
    transform: scale(1);
}

/* Noise Overlay */
.noise-overlay {
    position: absolute;
    inset: 0;
    pointer-events: none;
    opacity: 0.4;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)' opacity='0.15'/%3E%3C/svg%3E");
    mix-blend-mode: multiply;
}
@media (max-width: 768px) {
    .noise-overlay {
        display: none;
    }
}

/* Modal */
.modal-hidden {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity 0.3s, visibility 0.3s;
}
.modal-visible {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
}

.text-shadow-white {
    text-shadow: 0 2px 10px rgba(255,255,255,0.8);
}

/* Segment Cards */
.segment-card {
    background: #FFFFFF;
    border: 1px solid rgba(0,0,0,0.05);
    padding: 2rem;
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1),
                box-shadow 0.4s cubic-bezier(0.16, 1, 0.3, 1),
                border-color 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    position: relative;
    overflow: hidden;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}
.segment-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.05);
    border-color: #A3957D;
}
.segment-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: #A3957D;
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s ease;
}
.segment-card:hover::before {
    transform: scaleX(1);
}
.segment-num {
    font-family: 'Noto Serif JP', serif;
    font-size: 3rem;
    color: #F0F0F0;
    font-weight: 700;
    line-height: 1;
    transition: color 0.3s;
}
.segment-card:hover .segment-num {
    color: #F9F9F9;
}

/* Header: white text when FV (hero) is in view */
#site-header.header-on-fv > a p,
#site-header.header-on-fv .header-cta-contact,
#site-header.header-on-fv nav a,
#site-header.header-on-fv a[href^="tel:"] {
    color: white !important;
    border-color: white !important;
}
#site-header.header-on-fv > a:hover p,
#site-header.header-on-fv nav a:hover,
#site-header.header-on-fv a[href^="tel:"]:hover {
    color: #A3957D !important;
}
#site-header.header-on-fv .header-cta-contact:hover {
    background-color: white !important;
    color: #111111 !important;
    border-color: white !important;
}
#site-header.header-on-fv #menu-btn span {
    background-color: white !important;
}
#site-header.header-on-fv #menu-btn:hover span {
    background-color: #A3957D !important;
}

/* Map iframe: GPU layer isolation for smooth iOS scroll */
#contact iframe {
    will-change: transform;
    transform: translateZ(0);
}

/* Background Images */
.bg-hero-studio {
    background-image: url('../images/top-fv.jpg');
}
@media (max-width: 768px) {
    .bg-hero-studio {
        background-image: url('../images/laforet_fv_sp.webp');
    }
}
.bg-studio-space {
    background-image: url('../images/servise.webp');
}
.bg-team-work {
    background-image: url('../images/recruit.jpeg');
}