/* =====================================================
   ELDIVA — style.css
   トンマナ: 白90% / 墨色8% / エレクトリック・コバルトブルー2%
   ===================================================== */

/* === CSS Custom Properties === */
:root {
    --white: #FFFFFF;
    --off-white: #F8F7F5;
    --paper: #F2F0EC;
    --cobalt: #0047AB;
    --cobalt-light: #1A5FC8;
    --cobalt-glow: rgba(0, 71, 171, 0.15);
    --sumi: #1A1A1A;
    --sumi-light: #2E2E2E;
    --sumi-muted: #5A5A5A;
    --border: rgba(26, 26, 26, 0.1);
    --border-light: rgba(26, 26, 26, 0.06);

    --font-en: 'Cormorant Garamond', Georgia, serif;
    --font-ja: 'Noto Serif JP', 'Noto Sans JP', sans-serif;
    --font-sans: 'Noto Sans JP', sans-serif;

    --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
    --ease-in-out: cubic-bezier(0.45, 0, 0.55, 1);

    --container: 1200px;
    --header-h: 72px;
    --section-pad: 120px;
    --section-pad-sm: 80px;

    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 24px;

    --shadow-sm: 0 2px 12px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 8px 40px rgba(0, 0, 0, 0.10);
    --shadow-lg: 0 24px 80px rgba(0, 0, 0, 0.12);
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-sans);
    background: var(--white);
    color: var(--sumi);
    line-height: 1.8;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

img,
video,
iframe {
    max-width: 100%;
    display: block;
}

a {
    color: inherit;
    text-decoration: none;
    transition: opacity 0.25s;
}

a:hover {
    opacity: 0.75;
}

ul {
    list-style: none;
}

address {
    font-style: normal;
}

button {
    cursor: pointer;
    border: none;
    background: none;
    font-family: inherit;
}

/* === Container === */
.container {
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 40px;
}

/* === Utility === */
.section {
    padding: var(--section-pad) 0;
}

.section-eyebrow {
    font-family: var(--font-en);
    font-size: 0.85rem;
    letter-spacing: 0.25em;
    text-transform: uppercase;
    color: var(--cobalt);
    margin-bottom: 16px;
    font-weight: 400;
}

.section-title {
    font-family: var(--font-en);
    font-size: clamp(1.75rem, 7vw, 3.25rem);
    font-weight: 300;
    line-height: 1.2;
    color: var(--sumi);
    letter-spacing: -0.01em;
    margin-bottom: 24px;
    word-break: keep-all;
}

.section-desc {
    font-family: var(--font-sans);
    font-size: 1.05rem;
    color: var(--sumi-muted);
    max-width: 560px;
    line-height: 1.9;
}

.section-header {
    text-align: center;
    margin-bottom: 72px;
}

.section-header .section-desc {
    margin: 0 auto;
}

/* === Buttons === */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 36px;
    border-radius: 2px;
    font-family: var(--font-en);
    font-size: 1rem;
    font-weight: 400;
    letter-spacing: 0.04em;
    transition: all 0.3s var(--ease-out);
    position: relative;
    overflow: hidden;
    white-space: nowrap;
}

.btn::after {
    content: '';
    position: absolute;
    inset: 0;
    opacity: 0;
    transition: opacity 0.3s;
}

.btn-primary {
    background: var(--cobalt);
    color: var(--white);
    border: 1px solid var(--cobalt);
}

.btn-primary::after {
    background: rgba(255, 255, 255, 0.12);
}

.btn-primary:hover::after {
    opacity: 1;
}

.btn-primary:hover {
    opacity: 1;
    transform: translateY(-1px);
    box-shadow: 0 8px 32px rgba(0, 71, 171, 0.3);
}

.btn-ghost {
    background: transparent;
    color: var(--white);
    border: 1px solid rgba(255, 255, 255, 0.5);
}

.btn-ghost:hover {
    opacity: 1;
    border-color: var(--white);
    background: rgba(255, 255, 255, 0.08);
}

.btn-lg {
    padding: 18px 48px;
    font-size: 1.05rem;
}

/* === AOS animations === */
[data-aos] {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s var(--ease-out), transform 0.8s var(--ease-out);
}

[data-aos].aos-animate {
    opacity: 1;
    transform: translateY(0);
}

[data-aos-delay="100"] {
    transition-delay: 0.1s;
}

[data-aos-delay="200"] {
    transition-delay: 0.2s;
}

[data-aos-delay="300"] {
    transition-delay: 0.3s;
}

/* =====================================================
   HEADER / NAV
   ===================================================== */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    height: var(--header-h);
    transition: background 0.4s, box-shadow 0.4s, border-color 0.4s;
    border-bottom: 1px solid transparent;
}

.site-header.scrolled {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: var(--shadow-sm);
    border-bottom-color: var(--border-light);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
    padding: 0 48px;
}

.nav-logo {
    display: flex;
    flex-direction: column;
    gap: 2px;
    text-decoration: none;
    transition: opacity 0.25s;
}

.logo-main {
    font-family: var(--font-en);
    font-size: 1.5rem;
    font-weight: 600;
    letter-spacing: 0.15em;
    color: var(--white);
    transition: color 0.4s;
}

.logo-sub {
    font-family: var(--font-en);
    font-size: 0.55rem;
    letter-spacing: 0.2em;
    color: rgba(255, 255, 255, 0.6);
    text-transform: uppercase;
    transition: color 0.4s;
}

.site-header.scrolled .logo-main {
    color: var(--sumi);
}

.site-header.scrolled .logo-sub {
    color: var(--sumi-muted);
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 40px;
}

.nav-menu a {
    font-family: var(--font-sans);
    font-size: 0.88rem;
    letter-spacing: 0.04em;
    color: rgba(255, 255, 255, 0.85);
    transition: color 0.3s;
    position: relative;
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: -3px;
    left: 0;
    right: 0;
    height: 1px;
    background: var(--cobalt);
    transform: scaleX(0);
    transform-origin: right;
    transition: transform 0.3s var(--ease-out);
}

.nav-menu a:hover {
    opacity: 1;
    color: var(--white);
}

.nav-menu a:hover::after {
    transform: scaleX(1);
    transform-origin: left;
}

.site-header.scrolled .nav-menu a {
    color: var(--sumi-muted);
}

.site-header.scrolled .nav-menu a:hover {
    color: var(--sumi);
}

.nav-cta {
    background: var(--cobalt);
    color: var(--white) !important;
    padding: 10px 24px;
    border-radius: 2px;
    font-size: 0.85rem;
    letter-spacing: 0.04em;
    transition: background 0.3s, transform 0.3s !important;
}

.nav-cta::after {
    display: none !important;
}

.nav-cta:hover {
    background: var(--cobalt-light) !important;
    transform: translateY(-1px);
    opacity: 1 !important;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 6px;
    padding: 8px;
    background: transparent;
    border: none;
}

.nav-toggle span {
    display: block;
    width: 24px;
    height: 1.5px;
    background: var(--white);
    transition: all 0.3s;
}

.site-header.scrolled .nav-toggle span {
    background: var(--sumi);
}

/* =====================================================
   HERO
   ===================================================== */
.hero {
    position: relative;
    height: 100vh;
    min-height: 700px;
    display: flex;
    align-items: center;
    justify-content: flex-start;
    color: var(--white);
    overflow: hidden;
}

.hero-video-wrap {
    position: absolute;
    inset: 0;
    z-index: 0;
    overflow: hidden;
}

.hero-video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    transform: scale(1.18);
}

.overlay-dots {
    position: absolute;
    inset: 0;
    background-image: radial-gradient(rgba(0, 0, 0, 0.3) 1px, transparent 1px);
    background-size: 3px 3px;
    z-index: 1;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg,
            rgba(10, 10, 20, 0.75) 0%,
            rgba(0, 30, 80, 0.45) 60%,
            rgba(0, 0, 0, 0.3) 100%);
    z-index: 2;
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
    padding: 0 80px;
    padding-top: var(--header-h);
}

.hero-eyebrow {
    font-family: var(--font-en);
    font-size: 0.82rem;
    letter-spacing: 0.25em;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.6);
    margin-bottom: 32px;
}

.hero-headline {
    font-family: var(--font-en);
    font-size: clamp(2.3rem, 11vw, 6rem);
    font-weight: 300;
    line-height: 1.05;
    letter-spacing: -0.02em;
    margin-bottom: 24px;
    color: var(--white);
    word-break: keep-all;
}

.hero-sub {
    font-family: var(--font-en);
    font-size: clamp(1.1rem, 2.5vw, 1.6rem);
    font-weight: 300;
    font-style: italic;
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: 32px;
    letter-spacing: 0.02em;
}

.hero-desc {
    font-family: var(--font-sans);
    font-size: 1rem;
    line-height: 2;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 48px;
}

.hero-actions {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.hero-scroll {
    position: absolute;
    bottom: 40px;
    left: 80px;
    display: flex;
    align-items: center;
    gap: 16px;
    z-index: 1;
}

.scroll-line {
    display: block;
    width: 60px;
    height: 1px;
    background: rgba(255, 255, 255, 0.4);
    animation: scrollLine 2s ease-in-out infinite;
}

.scroll-text {
    font-family: var(--font-en);
    font-size: 0.7rem;
    letter-spacing: 0.3em;
    color: rgba(255, 255, 255, 0.5);
    text-transform: uppercase;
}

@keyframes scrollLine {

    0%,
    100% {
        transform: scaleX(1);
        opacity: 0.4;
    }

    50% {
        transform: scaleX(0.3);
        transform-origin: left;
        opacity: 0.8;
    }
}

/* =====================================================
   MARQUEE
   ===================================================== */
.marquee-wrap {
    background: var(--sumi);
    overflow: hidden;
    padding: 18px 0;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.marquee-track {
    display: flex;
    gap: 40px;
    width: max-content;
    animation: marquee 30s linear infinite;
}

.marquee-track span {
    font-family: var(--font-en);
    font-size: 0.75rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.5);
    white-space: nowrap;
}

.marquee-track span:nth-child(even) {
    color: var(--cobalt);
    font-size: 0.6rem;
}

@keyframes marquee {
    from {
        transform: translateX(0);
    }

    to {
        transform: translateX(-50%);
    }
}

/* =====================================================
   ABOUT
   ===================================================== */
.about {
    background: var(--white);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.about-text {
    padding-right: 40px;
}

.about-lead {
    font-family: var(--font-en);
    font-size: 1.1rem;
    font-style: italic;
    color: var(--cobalt);
    margin-bottom: 24px;
    line-height: 1.7;
}

.about-body {
    font-family: var(--font-sans);
    font-size: 0.97rem;
    line-height: 2.1;
    color: var(--sumi-light);
    margin-bottom: 20px;
}

.about-stats {
    display: flex;
    gap: 40px;
    margin-top: 48px;
    padding-top: 40px;
    border-top: 1px solid var(--border);
}

.stat-item {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.stat-num {
    font-family: var(--font-en);
    font-size: 2.8rem;
    font-weight: 300;
    color: var(--sumi);
    line-height: 1;
    letter-spacing: -0.03em;
}

.stat-num small {
    font-size: 1.1rem;
    color: var(--cobalt);
    letter-spacing: 0;
}

.stat-label {
    font-size: 0.78rem;
    color: var(--sumi-muted);
    letter-spacing: 0.04em;
}

.about-visual {
    position: relative;
}

.about-img-wrap {
    position: relative;
    border-radius: var(--radius-md);
    overflow: hidden;
    aspect-ratio: 4/5;
    background: var(--paper);
}

.about-img-wrap img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.8s var(--ease-out);
}

.about-img-wrap:hover img {
    transform: scale(1.03);
}

.about-badge {
    position: absolute;
    bottom: 24px;
    left: 24px;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(12px);
    padding: 16px 24px;
    border-radius: var(--radius-sm);
    border-left: 3px solid var(--cobalt);
}

.badge-name {
    display: block;
    font-family: var(--font-en);
    font-size: 1rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    color: var(--sumi);
    margin-bottom: 4px;
}

.badge-title {
    display: block;
    font-size: 0.75rem;
    color: var(--sumi-muted);
    letter-spacing: 0.04em;
}

/* =====================================================
   PHILOSOPHY
   ===================================================== */
.philosophy {
    background: var(--sumi);
    padding: 120px 0;
}

.philosophy-inner {
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 40px;
    text-align: center;
}

.philosophy-quote p {
    font-family: var(--font-en);
    font-size: clamp(1.4rem, 3.5vw, 2.4rem);
    font-weight: 300;
    font-style: italic;
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.5;
    letter-spacing: 0.01em;
}

.quote-ja {
    display: block;
    font-family: var(--font-ja);
    font-size: 0.6em;
    font-style: normal;
    color: rgba(255, 255, 255, 0.45);
    margin-top: 16px;
    letter-spacing: 0.1em;
}

.quote-attr {
    font-family: var(--font-en);
    font-size: 0.85rem;
    letter-spacing: 0.2em;
    color: var(--cobalt);
    margin-top: 32px;
    text-transform: uppercase;
}

/* =====================================================
   SERVICES
   ===================================================== */
.services {
    background: var(--off-white);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2px;
    background: var(--border);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    overflow: hidden;
}

.service-card {
    background: var(--white);
    padding: 40px 36px;
    position: relative;
    transition: background 0.4s;
}

.service-card:hover {
    background: var(--off-white);
}

.service-card--featured {
    background: var(--sumi);
    color: var(--white);
}

.service-card--featured:hover {
    background: var(--sumi-light);
}

.service-icon {
    width: 56px;
    height: 56px;
    color: var(--sumi);
    margin-bottom: 24px;
}

.service-card--featured .service-icon {
    color: rgba(255, 255, 255, 0.8);
}

.service-num {
    font-family: var(--font-en);
    font-size: 0.72rem;
    letter-spacing: 0.25em;
    color: var(--cobalt);
    margin-bottom: 16px;
}

.service-card--featured .service-num {
    color: var(--cobalt-light);
}

.service-title {
    font-family: var(--font-en);
    font-size: 1.6rem;
    font-weight: 300;
    line-height: 1.3;
    margin-bottom: 20px;
    color: var(--sumi);
}

.service-title small {
    display: block;
    font-size: 0.6em;
    color: var(--sumi-muted);
    font-family: var(--font-sans);
    font-weight: 400;
    letter-spacing: 0.05em;
    margin-top: 4px;
}

.service-card--featured .service-title {
    color: var(--white);
}

.service-card--featured .service-title small {
    color: rgba(255, 255, 255, 0.55);
}

.service-body {
    font-size: 0.92rem;
    line-height: 2;
    color: var(--sumi-muted);
    margin-bottom: 28px;
}

.service-card--featured .service-body {
    color: rgba(255, 255, 255, 0.6);
}

.service-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.service-list li {
    font-size: 0.83rem;
    color: var(--sumi-muted);
    padding-left: 16px;
    position: relative;
    letter-spacing: 0.02em;
}

.service-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 6px;
    height: 1px;
    background: var(--cobalt);
}

.service-card--featured .service-list li {
    color: rgba(255, 255, 255, 0.55);
}

.service-badge-featured {
    position: absolute;
    top: 24px;
    right: 24px;
    background: var(--cobalt);
    color: var(--white);
    font-family: var(--font-en);
    font-size: 0.65rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    padding: 5px 12px;
    border-radius: 2px;
}

/* =====================================================
   INFOGRAPHICS
   ===================================================== */
.infographics {
    background: var(--white);
}

.infographic-block {
    background: var(--paper);
    border-radius: var(--radius-md);
    padding: 64px;
    margin-bottom: 32px;
    border: 1px solid var(--border-light);
}

.infographic-block--dark {
    background: var(--sumi);
    border-color: transparent;
}

.infographic-title {
    font-family: var(--font-en);
    font-size: 1.2rem;
    font-weight: 300;
    letter-spacing: 0.05em;
    color: var(--sumi);
    margin-bottom: 48px;
    display: flex;
    align-items: center;
    gap: 20px;
}

.infographic-block--dark .infographic-title {
    color: rgba(255, 255, 255, 0.9);
}

.infographic-num {
    font-size: 0.7rem;
    letter-spacing: 0.2em;
    color: var(--cobalt);
    border: 1px solid var(--cobalt);
    padding: 4px 10px;
    border-radius: 2px;
}

.infographic-note {
    font-size: 0.78rem;
    color: var(--sumi-muted);
    margin-top: 32px;
    padding-top: 24px;
    border-top: 1px solid var(--border);
    letter-spacing: 0.03em;
}

.infographic-block--dark .infographic-note {
    color: rgba(255, 255, 255, 0.35);
    border-top-color: rgba(255, 255, 255, 0.08);
}

/* Flow (0円マーケ) */
.infographic-flow {
    display: flex;
    align-items: center;
    gap: 24px;
    flex-wrap: wrap;
}

.flow-step {
    flex: 1;
    min-width: 140px;
    text-align: center;
    background: var(--white);
    border-radius: var(--radius-md);
    padding: 32px 24px;
    border: 1px solid var(--border-light);
    transition: transform 0.3s, box-shadow 0.3s;
}

.flow-step:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.flow-step--result {
    border-color: var(--cobalt);
    background: var(--cobalt-glow);
}

.flow-icon {
    width: 48px;
    height: 48px;
    margin: 0 auto 16px;
}

.flow-label {
    font-family: var(--font-sans);
    font-size: 0.88rem;
    font-weight: 500;
    line-height: 1.6;
    color: var(--sumi);
}

.flow-label small {
    display: block;
    font-weight: 400;
    font-size: 0.78rem;
    color: var(--sumi-muted);
    margin-top: 4px;
}

.flow-arrow {
    font-family: var(--font-en);
    font-size: 1.4rem;
    color: var(--cobalt);
    opacity: 0.5;
    flex-shrink: 0;
}

/* AIO Diagram */
.aio-diagram {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 320px;
}

.aio-center {
    position: relative;
    z-index: 2;
}

.aio-core {
    width: 140px;
    height: 140px;
    border-radius: 50%;
    background: var(--cobalt);
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--white);
    font-family: var(--font-sans);
    font-size: 0.88rem;
    font-weight: 500;
    letter-spacing: 0.04em;
    line-height: 1.5;
    box-shadow: 0 0 0 20px rgba(0, 71, 171, 0.08), 0 0 0 40px rgba(0, 71, 171, 0.04);
    animation: pulse 3s ease-in-out infinite;
}

@keyframes pulse {

    0%,
    100% {
        box-shadow: 0 0 0 20px rgba(0, 71, 171, 0.08), 0 0 0 40px rgba(0, 71, 171, 0.04);
    }

    50% {
        box-shadow: 0 0 0 28px rgba(0, 71, 171, 0.12), 0 0 0 56px rgba(0, 71, 171, 0.06);
    }
}

.aio-satellites {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

.aio-satellite {
    --angle: calc(var(--i) * 90deg);
    position: absolute;
    width: 130px;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: var(--radius-md);
    padding: 16px 12px;
    text-align: center;
    font-size: 0.82rem;
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.5;
    transform: translate(calc(cos(var(--angle)) * 200px),
            calc(sin(var(--angle)) * 160px));
    transition: background 0.3s, border-color 0.3s;
}

.aio-satellite:hover {
    background: rgba(0, 71, 171, 0.2);
    border-color: var(--cobalt-light);
}

.aio-satellite small {
    display: block;
    font-size: 0.7rem;
    color: rgba(255, 255, 255, 0.45);
    margin-top: 4px;
}

/* =====================================================
   RESULTS
   ===================================================== */
.results {
    background: var(--off-white);
}

.results-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2px;
    background: var(--border);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    overflow: hidden;
}

.result-card {
    background: var(--white);
    padding: 56px 40px 48px;
    text-align: center;
    transition: background 0.3s;
}

.result-card:hover {
    background: var(--off-white);
}

.result-value {
    font-family: var(--font-en);
    font-size: 4rem;
    font-weight: 300;
    color: var(--sumi);
    line-height: 1;
    margin-bottom: 16px;
    letter-spacing: -0.04em;
}

.result-prefix,
.result-unit {
    font-size: 1.6rem;
    color: var(--cobalt);
    vertical-align: top;
}

.result-label {
    font-weight: 600;
    font-size: 0.88rem;
    margin-bottom: 12px;
    letter-spacing: 0.04em;
}

.result-desc {
    font-size: 0.8rem;
    line-height: 1.8;
    color: var(--sumi-muted);
}

/* =====================================================
   VOICES
   ===================================================== */
.voices {
    background: var(--paper);
}

.voices-track-wrap {
    position: relative;
    overflow: hidden;
}

.voices-track {
    display: flex;
    gap: 32px;
    transition: transform 0.6s var(--ease-out);
}

.voice-card {
    min-width: calc((100% - 64px) / 3);
    background: var(--white);
    border-radius: var(--radius-md);
    padding: 32px;
    border: 1px solid var(--border-light);
    flex-shrink: 0;
    transition: transform 0.3s, box-shadow 0.3s;
    display: flex;
    flex-direction: column;
    gap: 24px;
}

@media (min-width: 768px) {
    .voice-card {
        padding: 40px;
    }
}

.voice-card-header {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 16px;
    border-bottom: 1px solid var(--border);
    padding-bottom: 16px;
}

@media (min-width: 768px) {
    .voice-card-header {
        gap: 24px;
        padding-bottom: 24px;
    }
}

.voice-avatar-img {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    object-fit: cover;
    flex-shrink: 0;
}

.voice-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.voice-category {
    display: inline-block;
    font-family: var(--font-en);
    font-size: 0.7rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--cobalt);
    border: 1px solid var(--cobalt);
    padding: 3px 10px;
    border-radius: 2px;
    margin-bottom: 24px;
}

.voice-quote {
    font-family: var(--font-ja);
    font-size: 0.93rem;
    line-height: 2.1;
    color: var(--sumi-light);
    font-style: normal;
    position: relative;
    padding-top: 16px;
    margin-bottom: 0;
}

.voice-quote::before {
    content: '"';
    font-family: var(--font-en);
    font-size: 4rem;
    line-height: 1;
    color: var(--cobalt);
    opacity: 0.2;
    position: absolute;
    top: -8px;
    left: -8px;
}

.voice-author {
    display: flex;
    align-items: center;
    gap: 16px;
    padding-top: 16px;
    border-top: 1px solid var(--border);
    margin-top: auto;
}

.voice-avatar {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--sumi);
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-en);
    font-size: 0.85rem;
    font-weight: 600;
    flex-shrink: 0;
}

.voice-name {
    font-weight: 600;
    font-size: 0.9rem;
    margin-bottom: 2px;
}

.voice-role {
    font-size: 0.75rem;
    color: var(--sumi-muted);
}

.voices-nav {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 24px;
    margin-top: 48px;
}

.voices-btn {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    border: 1px solid var(--border);
    background: var(--white);
    font-size: 1.1rem;
    color: var(--sumi);
    transition: all 0.3s;
    display: flex;
    align-items: center;
    justify-content: center;
}

.voices-btn:hover {
    background: var(--cobalt);
    color: var(--white);
    border-color: var(--cobalt);
}

.voices-dots {
    display: flex;
    gap: 8px;
}

.voices-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--border);
    border: none;
    cursor: pointer;
    transition: background 0.3s, transform 0.3s;
}

.voices-dot.active {
    background: var(--cobalt);
    transform: scale(1.3);
}

/* =====================================================
   CTA BAND
   ===================================================== */
.cta-band {
    background: var(--cobalt);
    padding: 100px 0;
}

.cta-band-inner {
    text-align: center;
}

.cta-band-title {
    font-family: var(--font-en);
    font-size: clamp(1.8rem, 4vw, 3rem);
    font-weight: 300;
    color: var(--white);
    line-height: 1.3;
    margin-bottom: 20px;
}

.cta-band-desc {
    color: rgba(255, 255, 255, 0.7);
    font-size: 1rem;
    margin-bottom: 40px;
    letter-spacing: 0.04em;
}

.cta-band .btn-primary {
    background: var(--white);
    color: var(--cobalt);
    border-color: var(--white);
}

.cta-band .btn-primary:hover {
    background: var(--off-white);
}

/* =====================================================
   CONTACT
   ===================================================== */
.contact {
    background: var(--white);
}

.contact-wrap {
    display: grid;
    grid-template-columns: 1fr 380px;
    gap: 80px;
    align-items: start;
}

.contact-form {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group--full {
    grid-column: 1 / -1;
}

.form-label {
    font-size: 0.82rem;
    letter-spacing: 0.05em;
    color: var(--sumi-light);
    font-weight: 500;
}

.required {
    color: var(--cobalt);
    margin-left: 4px;
}

.form-input,
.form-select,
.form-textarea {
    font-family: var(--font-sans);
    font-size: 0.95rem;
    color: var(--sumi);
    background: var(--paper);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 14px 16px;
    transition: border-color 0.3s, box-shadow 0.3s;
    outline: none;
    width: 100%;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    border-color: var(--cobalt);
    box-shadow: 0 0 0 3px var(--cobalt-glow);
    background: var(--white);
}

.form-input.error,
.form-select.error,
.form-textarea.error {
    border-color: #C0392B;
}

.form-textarea {
    resize: vertical;
    min-height: 160px;
}

.form-select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%231A1A1A' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round' fill='none'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 16px center;
}

.form-error {
    font-size: 0.78rem;
    color: #C0392B;
    min-height: 1.2em;
    display: block;
}

.form-privacy {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 12px;
}

.form-check-label {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.88rem;
    color: var(--sumi-muted);
    cursor: pointer;
}

.form-check {
    width: 18px;
    height: 18px;
    accent-color: var(--cobalt);
    flex-shrink: 0;
}

.privacy-link {
    color: var(--cobalt);
    text-decoration: underline;
    text-underline-offset: 3px;
    font-family: inherit;
    font-size: inherit;
    transition: opacity 0.25s;
}

.privacy-link:hover {
    opacity: 0.7;
}

.form-submit {
    grid-column: 1 / -1;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
}

.form-recaptcha-note {
    font-size: 0.72rem;
    color: var(--sumi-muted);
    line-height: 1.6;
}

.form-recaptcha-note a {
    color: var(--cobalt);
    text-decoration: underline;
    text-underline-offset: 2px;
}

.form-success {
    grid-column: 1 / -1;
    text-align: center;
    padding: 40px;
    background: var(--paper);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-light);
}

.success-icon {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: var(--cobalt);
    color: var(--white);
    font-size: 1.4rem;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
}

.success-title {
    font-family: var(--font-en);
    font-size: 1.3rem;
    font-weight: 300;
    margin-bottom: 8px;
}

.success-desc {
    font-size: 0.88rem;
    color: var(--sumi-muted);
}

.contact-info {
    padding-top: 8px;
}

.contact-detail-list {
    display: flex;
    flex-direction: column;
    gap: 24px;
    margin-bottom: 32px;
}

.contact-detail {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.contact-detail-label {
    font-size: 0.72rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--cobalt);
    font-weight: 600;
}

.contact-detail-value {
    font-size: 0.92rem;
    line-height: 1.8;
    color: var(--sumi-light);
}

.contact-detail-value a:hover {
    color: var(--cobalt);
    opacity: 1;
}

.contact-map {
    border-radius: var(--radius-md);
    overflow: hidden;
    border: 1px solid var(--border-light);
}

/* =====================================================
   FOOTER
   ===================================================== */
.site-footer {
    background: var(--sumi);
    color: rgba(255, 255, 255, 0.7);
}

.footer-inner {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    padding-top: 72px;
    padding-bottom: 56px;
    gap: 80px;
}

.footer-logo {
    font-family: var(--font-en);
    font-size: 1.8rem;
    font-weight: 600;
    letter-spacing: 0.15em;
    color: var(--white);
    margin-bottom: 8px;
}

.footer-tagline {
    font-family: var(--font-en);
    font-size: 0.65rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.35);
    margin-bottom: 24px;
}

.footer-address {
    font-size: 0.82rem;
    line-height: 1.9;
    color: rgba(255, 255, 255, 0.45);
}

.footer-address a:hover {
    color: var(--cobalt-light);
    opacity: 1;
}

.footer-nav ul {
    display: flex;
    flex-direction: column;
    gap: 12px;
    align-items: flex-end;
}

.footer-nav a,
.footer-privacy-link {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.55);
    letter-spacing: 0.04em;
    transition: color 0.3s;
    font-family: inherit;
}

.footer-nav a:hover,
.footer-privacy-link:hover {
    color: var(--white);
    opacity: 1;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.06);
    padding: 20px 40px;
    display: flex;
    justify-content: center;
}

.footer-copy {
    font-size: 0.72rem;
    color: rgba(255, 255, 255, 0.3);
    letter-spacing: 0.05em;
}

/* =====================================================
   MODAL (Privacy Policy)
   ===================================================== */
.modal-overlay {
    position: fixed;
    inset: 0;
    z-index: 9000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
    background: rgba(10, 10, 20, 0.65);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    animation: fadeIn 0.3s var(--ease-out);
}

.modal-overlay[hidden] {
    display: none;
}

.modal-box {
    background: var(--white);
    border-radius: var(--radius-lg);
    max-width: 680px;
    width: 100%;
    max-height: 85vh;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    animation: scaleIn 0.35s var(--ease-out);
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.95) translateY(20px);
    }

    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 28px 36px;
    border-bottom: 1px solid var(--border-light);
    flex-shrink: 0;
}

.modal-title {
    font-family: var(--font-en);
    font-size: 1.3rem;
    font-weight: 300;
    letter-spacing: 0.05em;
}

.modal-close {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    border: 1px solid var(--border);
    background: transparent;
    font-size: 1.4rem;
    color: var(--sumi-muted);
    display: flex;
    align-items: center;
    justify-content: center;
    line-height: 1;
    transition: all 0.25s;
}

.modal-close:hover {
    background: var(--sumi);
    color: var(--white);
    border-color: var(--sumi);
}

.modal-body {
    overflow-y: auto;
    padding: 36px;
    flex: 1;
    scroll-behavior: smooth;
}

.modal-body section {
    margin-bottom: 28px;
}

.modal-body h3 {
    font-family: var(--font-en);
    font-size: 0.95rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    margin-bottom: 10px;
    color: var(--sumi);
}

.modal-body p,
.modal-body address {
    font-size: 0.88rem;
    line-height: 1.9;
    color: var(--sumi-muted);
}

.modal-footer {
    padding: 24px 36px;
    border-top: 1px solid var(--border-light);
    display: flex;
    justify-content: flex-end;
    flex-shrink: 0;
}

/* =====================================================
   RESPONSIVE — Tablet
   ===================================================== */
@media (max-width: 1024px) {
    :root {
        --section-pad: var(--section-pad-sm);
    }

    .container {
        padding: 0 32px;
    }

    .nav-container {
        padding: 0 32px;
    }

    .about-grid {
        grid-template-columns: 1fr;
        gap: 56px;
    }

    .about-text {
        padding-right: 0;
    }

    .about-visual {
        max-width: 480px;
    }

    .services-grid {
        grid-template-columns: 1fr;
    }

    .results-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .contact-wrap {
        grid-template-columns: 1fr;
        gap: 56px;
    }

    .contact-info {
        order: -1;
    }

    .infographic-block {
        padding: 48px;
    }

    .aio-satellite {
        width: 110px;
        font-size: 0.75rem;
    }

    .footer-inner {
        flex-direction: column;
        gap: 40px;
    }

    .footer-nav ul {
        align-items: flex-start;
    }

    .voice-card {
        min-width: calc((100% - 32px) / 2);
    }
}

/* =====================================================
   RESPONSIVE — Mobile
   ===================================================== */
@media (max-width: 768px) {
    :root {
        --section-pad: 64px;
    }

    .container {
        padding: 0 20px;
    }

    .nav-container {
        padding: 0 20px;
    }

    /* Nav mobile */
    .nav-toggle {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        top: var(--header-h);
        left: 0;
        right: 0;
        bottom: 0;
        background: rgba(10, 10, 10, 0.97);
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: 32px;
        transform: translateX(100%);
        transition: transform 0.4s var(--ease-out);
        z-index: 999;
    }

    .nav-menu.open {
        transform: translateX(0);
    }

    .nav-menu a {
        font-size: 1.3rem;
        color: rgba(255, 255, 255, 0.8);
    }

    .nav-cta {
        width: 200px;
        text-align: center;
    }

    /* Hero mobile */
    .hero-content {
        padding: 0 24px;
        padding-top: var(--header-h);
    }

    .hero-scroll {
        left: 24px;
    }

    /* Sections */
    .about-stats {
        flex-wrap: wrap;
        gap: 24px;
    }

    .infographic-block {
        padding: 32px 24px;
    }

    .infographic-flow {
        flex-direction: column;
    }

    .flow-arrow {
        transform: rotate(90deg);
        margin: 8px 0;
    }

    .aio-diagram {
        flex-direction: column;
        min-height: auto;
    }

    .aio-satellites {
        position: relative;
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 12px;
        margin-top: 32px;
    }

    .aio-satellite {
        position: relative;
        transform: none !important;
        width: auto;
    }

    .results-grid {
        grid-template-columns: 1fr 1fr;
    }

    .services-grid {
        grid-template-columns: 1fr;
    }

    .contact-form {
        grid-template-columns: 1fr;
    }

    .form-group--full {
        grid-column: 1;
    }

    .voice-card {
        min-width: calc(100% - 0px);
    }

    .voices-track {
        gap: 0;
    }

    .hero-actions {
        flex-direction: column;
        align-items: flex-start;
        gap: 12px;
    }

    .btn-lg {
        width: 100%;
        justify-content: center;
    }

    .footer-inner {
        padding: 40px 20px;
    }

    .footer-bottom {
        padding: 20px;
    }

    .sp-br {
        display: block;
    }
}

@media (max-width: 480px) {
    .results-grid {
        grid-template-columns: 1fr;
    }

    .about-stats {
        flex-direction: column;
        gap: 20px;
    }
}