/* =========================================================================
   KIKKAKE INC. - Corporate Identity Stylesheet
   Design Philosophy: Minimal Solid (White, Black, Charcoal Gray, Brass Gold)
   ========================================================================= */

:root {
    /* Color Palette */
    --c-black: #0B0B0C;
    --c-white: #FFFFFF;
    --c-gray-dark: #121214;
    --c-gray: #1E1E20;
    --c-gray-light: #2A2A2D;
    --c-gold: #D4AF37; /* Brass / Metallic Gold */
    --c-gold-dark: #997A00;
    --c-gold-light: #F3E5AB;
    
    --text-primary: #EEEEEE;
    --text-secondary: #888888;
    
    /* Typography */
    --font-en: 'Outfit', sans-serif;
    --font-jp: 'Noto Sans JP', sans-serif;
    --font-serif: 'Noto Serif JP', serif;
    
    /* Layout Variables */
    --container-w: 1280px;
    --pad-section: 150px 0;
    --pad-section-sm: 80px 0;
    
    /* Easing */
    --ease-out-expo: cubic-bezier(0.19, 1, 0.22, 1);
    --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
}

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

html {
    font-size: 16px;
    scroll-behavior: auto; /* Handled by smooth scroll logic if needed, else native */
}

body {
    background-color: var(--c-black);
    color: var(--text-primary);
    font-family: var(--font-jp);
    line-height: 1.7;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    /* Lock scrolling during loader */
}
body.is-loading {
    overflow: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-en);
    font-weight: 500;
    line-height: 1.2;
}

a {
    color: inherit;
    text-decoration: none;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

.container {
    max-width: var(--container-w);
    margin: 0 auto;
    padding: 0 6%;
}

.font-serif {
    font-family: var(--font-serif);
}

.bg-dark {
    background-color: var(--c-gray-dark);
}

.text-center { text-align: center; }
.mb-5 { margin-bottom: 5rem; }
.mt-5 { margin-top: 5rem; }
.mt-3 { margin-top: 3rem; }

/* =========================================
   Loader
   ========================================= */
.loader {
    position: fixed;
    top: 0; left: 0; width: 100%; height: 100vh;
    background-color: var(--c-black);
    z-index: 10000;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    transition: transform 1.2s var(--ease-out-expo), opacity 1.2s var(--ease-out-expo);
}
.loader.fade-out {
    transform: translateY(-100%);
    opacity: 0;
    pointer-events: none;
}
.loader-logo {
    font-family: var(--font-en);
    font-size: 2rem;
    letter-spacing: 0.5em;
    color: var(--c-white);
    margin-bottom: 2rem;
    overflow: hidden;
    display: flex;
}
.letter {
    display: inline-block;
    opacity: 0;
    transform: translateY(20px);
}
.loader-line {
    width: 0;
    height: 1px;
    background-color: var(--c-gold);
    transition: width 1s var(--ease-out-expo);
}

/* =========================================
   Custom Cursor
   ========================================= */
.cursor-dot, .cursor-outline {
    position: fixed;
    top: 0; left: 0;
    transform: translate(-50%, -50%);
    border-radius: 50%;
    z-index: 9999;
    pointer-events: none;
}
.cursor-dot {
    display: flex;
    justify-content: center;
    align-items: center;
}
.cursor-outline {
    width: 40px; height: 40px;
    border: 1px solid rgba(212, 175, 55, 0.4);
    transition: width 0.3s var(--ease-out-expo), height 0.3s var(--ease-out-expo), background-color 0.3s, border-color 0.3s;
}
.cursor-outline.hover {
    width: 60px; height: 60px;
    background-color: rgba(212, 175, 55, 0.05);
    border-color: rgba(212, 175, 55, 0.2);
}
@media (max-width: 1024px) {
    .cursor-dot, .cursor-outline { display: none; }
}

/* =========================================
   Header
   ========================================= */
.header {
    position: fixed;
    top: 0; left: 0; width: 100%;
    z-index: 100;
    padding: 30px 0;
    transition: padding 0.5s var(--ease-out-expo), background 0.5s;
}
.header.scrolled {
    padding: 15px 0;
    background: rgba(11, 11, 12, 0.85);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(255,255,255,0.05);
}
.header-inner {
    max-width: var(--container-w);
    margin: 0 auto;
    padding: 0 6%;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.logo a {
    font-size: 1.4rem;
    letter-spacing: 0.25em;
    color: var(--c-white);
    font-weight: 300;
}
.nav-list {
    display: flex;
    align-items: center;
    gap: 40px;
    list-style: none;
}
.nav-link {
    font-family: var(--font-en);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    position: relative;
    padding-bottom: 5px;
}
.nav-link:not(.btn-ghost)::after {
    content: '';
    position: absolute;
    bottom: 0; left: 0; width: 100%; height: 1px;
    background: var(--c-gold);
    transform: scaleX(0);
    transform-origin: right;
    transition: transform 0.4s var(--ease-out-expo);
}
.nav-link:not(.btn-ghost):hover::after {
    transform: scaleX(1);
    transform-origin: left;
}

.btn-ghost {
    border: 1px solid rgba(255,255,255,0.3);
    padding: 12px 28px;
    border-radius: 30px;
    transition: 0.3s;
}
.btn-ghost:hover {
    background: var(--c-white);
    color: var(--c-black);
}

.menu-toggle {
    display: none;
    background: transparent;
    border: none;
    width: 40px; height: 40px;
    position: relative;
    z-index: 101;
    cursor: pointer;
}
.line {
    position: absolute;
    left: 5px; width: 30px; height: 1px;
    background: var(--c-white);
    transition: 0.4s var(--ease-out-expo);
}
.line-1 { top: 15px; }
.line-2 { bottom: 15px; }
.menu-toggle.is-active .line-1 { transform: translateY(4.5px) rotate(45deg); }
.menu-toggle.is-active .line-2 { transform: translateY(-4.5px) rotate(-45deg); }

/* =========================================
   Hero
   ========================================= */
.hero {
    position: relative;
    height: 100vh;
    min-height: 700px;
    display: flex;
    align-items: center;
    overflow: hidden;
}
.hero-bg {
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    z-index: -2;
}
.hero-overlay {
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    background: linear-gradient(135deg, rgba(11,11,12,0.95) 0%, rgba(11,11,12,0.4) 100%);
    z-index: -1;
}
.hero-text-wrap {
    padding-left: 10%;
    z-index: 1;
}
.hero-title {
    font-size: 7vw;
    color: var(--c-white);
    font-weight: 300;
    line-height: 1.1;
    margin: 10px 0 30px;
}
.gold-text {
    color: var(--c-gold);
    font-weight: 200;
}
.hero-eyecatch {
    font-family: var(--font-en);
    font-size: 1rem;
    color: var(--c-gold);
    letter-spacing: 0.3em;
    text-transform: uppercase;
}
.hero-desc {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--text-secondary);
}

/* Animations for text reveal */
.reveal-text {
    overflow: hidden;
}
.reveal-text > * {
    transform: translateY(100%);
    opacity: 0;
}
.is-loaded .reveal-text > * {
    animation: revealUp 1.2s var(--ease-out-expo) forwards;
}

@keyframes revealUp {
    to { transform: translateY(0); opacity: 1; }
}

.scroll-down {
    position: absolute;
    bottom: 50px;
    left: 10%;
    display: flex;
    align-items: center;
    gap: 15px;
    transform: rotate(-90deg);
    transform-origin: left bottom;
}
.scroll-txt {
    font-family: var(--font-en);
    font-size: 0.7rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--text-secondary);
}
.scroll-line-container {
    width: 60px; height: 1px;
    background: rgba(255,255,255,0.2);
    position: relative;
    overflow: hidden;
}
.scroll-line-inner {
    position: absolute;
    top: 0; left: -100%;
    width: 100%; height: 100%;
    background: var(--c-gold);
    animation: scrollAnim 2s infinite var(--ease-out-expo);
}
@keyframes scrollAnim {
    0% { left: -100%; }
    50% { left: 0%; }
    100% { left: 100%; }
}

/* =========================================
   Marquee
   ========================================= */
.marquee-container {
    padding: 30px 0;
    background-color: var(--c-gold);
    color: var(--c-black);
    overflow: hidden;
    white-space: nowrap;
    position: relative;
    transform: rotate(-2deg);
    margin: -20px -20px 80px -20px;
    box-shadow: 0 20px 50px rgba(0,0,0,0.5);
}
.marquee {
    display: inline-block;
    font-family: var(--font-en);
    font-size: 1.2rem;
    font-weight: 500;
    letter-spacing: 0.1em;
    animation: marquee 25s linear infinite;
}
.marquee span { padding: 0 30px; }
.marquee .separator { font-weight: 200; opacity: 0.5; }

@keyframes marquee {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

/* =========================================
   General Sections & Animations
   ========================================= */
.section { padding: var(--pad-section); }
.section-title {
    font-size: 3.5rem;
    color: var(--c-white);
    margin-bottom: 0.5rem;
}
.section-subtitle {
    font-size: 0.9rem;
    color: var(--c-gold);
    letter-spacing: 0.2em;
    text-transform: uppercase;
}

/* Fade up classes */
.fade-up {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s var(--ease-out-expo), transform 0.8s var(--ease-out-expo);
}
.fade-up.is-visible {
    opacity: 1;
    transform: translateY(0);
}
.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }

/* =========================================
   Philosophy
   ========================================= */
.grid-2col {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 80px;
    align-items: start;
}
.large-text {
    font-size: 1.7rem;
    line-height: 1.6;
    color: var(--c-white);
    margin-bottom: 40px;
}
.body-text {
    font-size: 0.95rem;
    color: var(--text-secondary);
}
.image-banner {
    width: 100%;
    height: 500px;
    border-radius: 4px;
    overflow: hidden;
    position: relative;
}
.parallax-block {
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
}

/* =========================================
   Business Ecosystem
   ========================================= */
.business-features {
    margin-top: 80px;
    border-top: 1px solid rgba(255,255,255,0.05);
}
.feature-item {
    display: grid;
    grid-template-columns: 100px 1fr;
    gap: 40px;
    padding: 60px 0;
    border-bottom: 1px solid rgba(255,255,255,0.05);
    position: relative;
    transition: background 0.4s;
}
.feature-item:hover {
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.02), transparent);
}
.feature-item::before {
    content: '';
    position: absolute;
    bottom: -1px; left: 0; width: 0; height: 1px;
    background: var(--c-gold);
    transition: width 0.6s var(--ease-out-expo);
}
.feature-item:hover::before { width: 100%; }
.feature-number {
    font-family: var(--font-en);
    font-size: 2rem;
    color: rgba(212, 175, 55, 0.4);
    font-weight: 200;
}
.feature-title {
    font-size: 1.8rem;
    color: var(--c-white);
    margin-bottom: 5px;
}
.feature-jp {
    font-size: 0.85rem;
    color: var(--c-gold);
    margin-bottom: 20px;
}
.feature-desc {
    max-width: 800px;
    color: var(--text-secondary);
}

/* =========================================
   Leadership
   ========================================= */
.leadership-grid {
    display: grid;
    grid-template-columns: 450px 1fr;
    gap: 100px;
    align-items: center;
}
.portrait-frame {
    width: 100%;
    aspect-ratio: 3/4;
    background-size: cover;
    background-position: center;
    position: relative;
    z-index: 2;
    filter: grayscale(100%) contrast(1.1);
    transition: filter 0.8s;
}
.leadership-image:hover .portrait-frame {
    filter: grayscale(0%) contrast(1);
}
.leadership-image {
    position: relative;
}
.brass-accent {
    position: absolute;
    bottom: -30px; right: -30px;
    width: 60%; height: 60%;
    border: 2px solid var(--c-gold);
    z-index: 1;
}
.quote-mark {
    font-family: var(--font-en);
    font-size: 6rem;
    line-height: 0;
    color: rgba(255,255,255,0.1);
    margin-bottom: 40px;
}
.quote-text {
    font-size: 2rem;
    line-height: 1.5;
    color: var(--c-white);
    margin-bottom: 40px;
    letter-spacing: 0.05em;
}
.leadership-body {
    color: var(--text-secondary);
    margin-bottom: 50px;
}
.founder-signature .name {
    font-size: 1.5rem;
    color: var(--c-white);
    margin-bottom: 5px;
}
.founder-signature .en-name {
    font-family: var(--font-en);
    font-size: 1rem;
    color: var(--text-secondary);
    font-weight: 300;
    margin-left: 10px;
}
.founder-signature .title {
    color: var(--c-gold);
    font-size: 0.85rem;
}
.founder-signature .sub-title {
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-top: 5px;
}

/* =========================================
   Company Outline
   ========================================= */
.outline-table {
    border-top: 1px solid rgba(255,255,255,0.1);
    max-width: 900px;
    margin: 0 auto;
}
.table-row {
    display: grid;
    grid-template-columns: 200px 1fr;
    border-bottom: 1px solid rgba(255,255,255,0.1);
    padding: 30px 0;
}
.table-head {
    color: var(--c-gold);
    font-weight: 500;
    letter-spacing: 0.1em;
}
.table-data {
    color: var(--text-primary);
    line-height: 2;
}

/* =========================================
   CTA
   ========================================= */
.cta {
    position: relative;
    text-align: center;
    padding: 200px 0;
}
.cta-bg {
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    z-index: -2;
}
.cta-title {
    font-size: 3rem;
    margin-bottom: 20px;
}
.cta-desc {
    max-width: 600px;
    margin: 0 auto 50px;
    color: rgba(255,255,255,0.8);
}
.btn-solid {
    display: inline-block;
    background: var(--c-gold);
    color: var(--c-black);
    padding: 20px 60px;
    border-radius: 40px;
    font-family: var(--font-en);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-weight: 500;
    transition: transform 0.3s, background 0.3s;
}
.btn-solid:hover {
    background: var(--c-white);
    transform: translateY(-5px);
}

/* =========================================
   Footer
   ========================================= */
.footer {
    padding: 100px 0 30px;
    border-top: 1px solid rgba(255,255,255,0.05);
}
.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 50px;
    margin-bottom: 80px;
}
.footer-logo {
    letter-spacing: 0.2em;
    margin-bottom: 15px;
}
.footer-tagline {
    font-family: var(--font-en);
    color: var(--text-secondary);
    font-size: 0.9rem;
    letter-spacing: 0.1em;
}
.footer-nav ul { list-style: none; }
.footer-nav li { margin-bottom: 15px; }
.footer-nav a {
    font-family: var(--font-en);
    text-transform: uppercase;
    font-size: 0.85rem;
    color: var(--c-white);
    letter-spacing: 0.1em;
    transition: color 0.3s;
}
.footer-nav a:hover { color: var(--c-gold); }



.footer-bottom {
    text-align: center;
    border-top: 1px solid rgba(255,255,255,0.05);
    padding-top: 30px;
    font-family: var(--font-en);
    font-size: 0.75rem;
    color: var(--text-secondary);
}

/* =========================================
   Responsive Breakpoints
   ========================================= */
@media (max-width: 1024px) {
    .grid-2col, .leadership-grid {
        grid-template-columns: 1fr;
        gap: 50px;
    }
    .portrait-frame {
        width: 80%;
        margin: 0 auto;
    }
    .brass-accent { right: 5%; width: 80%; }
    .hero-title { font-size: 10vw; text-align: center; }
    .hero-eyecatch { text-align: center; }
    .hero-desc { text-align: center; }
    .hero-text-wrap { padding-left: 0; width: 100%; display: flex; flex-direction: column; align-items: center;}
    
    .footer-grid { grid-template-columns: 1fr; gap: 40px; }
    
    /* Mobile nav */
    .menu-toggle { display: block; }
    .nav {
        position: fixed;
        top: 0; left: 0; width: 100%; height: 100vh;
        background: var(--c-black);
        display: flex;
        justify-content: center;
        align-items: center;
        transform: translateY(-100%);
        transition: transform 0.6s var(--ease-out-expo);
        z-index: 100;
    }
    .nav.is-open { transform: translateY(0); }
    .nav-list { flex-direction: column; gap: 40px; text-align: center; }
    .nav-link { font-size: 1.5rem; }
}

@media (max-width: 768px) {
    .feature-item {
        grid-template-columns: 1fr;
        gap: 20px;
        padding: 40px 0;
    }
    .feature-number { font-size: 1.5rem; margin-bottom: 0;}
    .table-row { grid-template-columns: 1fr; gap: 10px; }
    .section-title { font-size: 2.5rem; }
    .quote-text { font-size: 1.5rem; }
}