@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+JP:wght@300;400;500;700&display=swap');

:root {
    --color-black: #000000;
    --color-gold: #D4AF37;
    --color-white: #FFFFFF;
    --color-dark-gray: #1a1a1a;
    --font-main: 'Noto Sans JP', sans-serif;
}

html {
    scroll-behavior: smooth;
}

html,
body {
    overflow-x: hidden;
}

body {
    font-family: var(--font-main);
    background-color: var(--color-black);
    color: var(--color-white);
    line-height: 1.8;
    letter-spacing: 0.05em;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
    -webkit-touch-callout: none;
    /* Disable long-press menu on mobile */
}

img {
    -webkit-user-drag: none;
}

/* Base Styles */
.container-custom {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 10px !important;
}

/* Section Titles */
.section-header {
    text-align: center;
    margin-bottom: 80px;
}

.section-header-img {
    margin: 0 auto;
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.section-header-img img {
    display: none;
}

.section-header-title {
    color: var(--color-gold);
    font-size: 2.2rem;
    font-weight: 700;
    letter-spacing: 0.3em;
    display: block;
    margin-bottom: 10px;
    font-family: serif;
    /* More premium feel for titles */
}

@media (max-width: 768px) {
    .section-header-title {
        font-size: 1.8rem;
    }
}

.section-header-title::after {
    content: '';
    display: block;
    width: 50px;
    height: 1px;
    background: var(--color-gold);
    margin: 20px auto 0;
    transition: width 0.5s ease;
}

.section-header-title:hover::after {
    width: 100px;
}

/* Section Backgrounds */
#sv {
    background: #000;
    padding: 0;
    border-top: 1px solid var(--color-gold);
    border-bottom: 1px solid var(--color-gold);
}

#q {
    background: radial-gradient(circle at center, #1a0a0a 0%, #0d0d0d 100%);
}

#about {
    background: #121212;
    position: relative;
}

#service {
    background: linear-gradient(180deg, #1a0a0a 0%, #0d0d0d 100%);
}

#price {
    background: radial-gradient(circle at 10% 10%, #1a1a1a 0%, #121212 100%);
}

#voice {
    background: #1a1612;
}

#message {
    background: radial-gradient(circle at center, #1a1510 0%, #0d0d0d 100%);
    border: 2px solid var(--color-gold) !important;
    margin: 80px auto;
    max-width: 1100px;
    border-radius: 4px;
    /* Sharper corners for a more modern, premium feel */
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5), 0 0 20px rgba(212, 175, 55, 0.1);
    position: relative;
    overflow: hidden;
}

#message h3 {
    font-size: 1.45rem;
}

#message::before {
    content: '"';
    position: absolute;
    top: -20px;
    left: 40px;
    font-size: 15rem;
    font-family: serif;
    color: var(--color-gold);
    opacity: 0.1;
    line-height: 1;
}

#message::after {
    content: '"';
    position: absolute;
    bottom: -80px;
    right: 40px;
    font-size: 15rem;
    font-family: serif;
    color: var(--color-gold);
    opacity: 0.1;
    line-height: 1;
}

#gallery {
    background: linear-gradient(to bottom, #151515, #0d0d0d);
}

#contact {
    background: linear-gradient(to bottom, #121212, #000000);
}

#cta-section {
    background: linear-gradient(90deg, #111, #222);
    border-top: 1px solid rgba(212, 175, 55, 0.2);
}

section {
    padding: 100px 0;
    margin-bottom: 0 !important;
    /* Remove margins to allow flush background colors */
}

@media (max-width: 768px) {
    section {
        padding: 60px 0;
    }
}

@media (min-width: 1024px) {
    section {
        padding: 120px 0;
    }
}

/* Buttons */
.btn-primary {
    background-color: var(--color-gold);
    color: var(--color-black);
    padding: 12px 30px;
    font-weight: 700;
    transition: all 0.3s ease;
    display: inline-block;
}

.btn-primary:hover {
    background-color: #f1c40f;
    transform: translateY(-2px);
}

/* Swiper FV */
#fv {
    padding-top: 80px !important;
    /* PC Header offset */
}

@media (max-width: 768px) {
    #fv {
        padding-top: 68px !important;
        /* SP Header offset approx */
    }
}

.fv-swiper {
    width: 100%;
    height: auto;
}

.fv-swiper .swiper-slide img {
    width: 100%;
    height: auto;
    display: block;
}

@media (max-width: 768px) {
    .fv-swiper .swiper-slide img {
        object-fit: cover;
        /* Maintain cover but with adjusted container height */
    }
}

/* Header */
header {
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    background: linear-gradient(to bottom, rgba(0, 0, 0, 0.8) 0%, transparent 100%);
}

header.scrolled {
    background-color: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
    padding-top: 15px;
    padding-bottom: 15px;
}

/* Hamburger Menu Transition */
#mobile-menu {
    transform: translateY(-100%);
    transition: all 0.5s cubic-bezier(0.77, 0, 0.175, 1);
    opacity: 0;
    visibility: hidden;
}

#mobile-menu.is-active {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
}

.menu-link {
    position: relative;
    transition: color 0.3s ease;
}

.menu-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 1px;
    background-color: var(--color-gold);
    transition: width 0.3s ease;
}

.menu-link:hover::after {
    width: 100%;
}

/* CTA Follow (SP) */
.cta-follow-sp {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    display: flex;
    z-index: 50;
    box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.5);
}

/* Parallax */
.parallax-bg {
    background-attachment: fixed;
    background-size: cover;
    background-position: center;
}

@media (max-width: 768px) {
    .parallax-bg {
        background-attachment: scroll;
        /* Disable on mobile for performance */
    }
}

/* Custom Utilities */
.text-gold {
    color: var(--color-gold);
}

.bg-gold {
    background-color: var(--color-gold);
}

.border-gold {
    border-color: var(--color-gold);
}

/* Gallery */
.gallery-img {
    cursor: pointer;
    transition: opacity 0.3s;
}

.gallery-img:hover {
    opacity: 0.8;
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    z-index: 100;
    padding-top: 50px;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0, 0, 0, 0.9);
}

.modal-content {
    margin: auto;
    display: block;
    max-width: 90%;
    max-height: 80%;
}

.close {
    position: absolute;
    top: 15px;
    right: 35px;
    color: #f1f1f1;
    font-size: 40px;
    font-weight: bold;
    cursor: pointer;
}

/* Scroll to Top */
#scrollToTop {
    display: none;
    position: fixed;
    bottom: 80px;
    /* Above SP CTA */
    right: 20px;
    z-index: 40;
    background-color: var(--color-gold);
    color: black;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    align-items: center;
    justify-content: center;
    cursor: pointer;
}

@media (min-width: 768px) {
    #scrollToTop {
        bottom: 30px;
    }
}

/* Animations */
@keyframes bannerZoom {
    0% {
        transform: scale(1);
    }

    100% {
        transform: scale(1.15);
    }
}

.banner-zoom {
    animation: bannerZoom 20s infinite alternate linear;
}