/* ==========================================================================
   CARERIO THEME v2.0
   Apple-inspired premium design with aquarium canvas
   Colors: Emerald Green / White / Cyan
   ========================================================================== */

/* ---------- Design Tokens ---------- */
:root {
    /* Brand */
    --c-primary: #10B981;
    --c-primary-hover: #059669;
    --c-primary-light: #D1FAE5;
    --c-primary-glow: rgba(16, 185, 129, 0.25);
    --c-secondary: #06B6D4;
    --c-secondary-light: #CFFAFE;
    --c-gradient: linear-gradient(135deg, #10B981, #06B6D4);
    --c-gradient-hover: linear-gradient(135deg, #059669, #0891B2);

    /* Neutrals */
    --c-text: #0F172A;
    --c-text-2: #475569;
    --c-text-3: #94A3B8;
    --c-bg: #FFFFFF;
    --c-bg-2: #F8FAFC;
    --c-bg-3: #F1F5F9;
    --c-border: #E2E8F0;
    --c-border-light: #F1F5F9;

    /* Typography */
    --font: 'Inter', 'Noto Sans JP', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --tracking-tight: -0.04em;
    --tracking-normal: -0.01em;

    /* Layout */
    --max-w: 1120px;
    --header-h: 72px;
    --radius: 16px;
    --radius-lg: 24px;
    --radius-full: 9999px;

    /* Motion */
    --ease: cubic-bezier(0.16, 1, 0.3, 1);
    --ease-bounce: cubic-bezier(0.34, 1.56, 0.64, 1);
    --dur: 0.5s;
    --dur-fast: 0.3s;
}

/* ---------- Reset ---------- */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { font-size: 16px; scroll-behavior: smooth; -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; }
body { font-family: var(--font); color: var(--c-text); background: var(--c-bg); line-height: 1.7; letter-spacing: var(--tracking-normal); overflow-x: hidden; }
a { color: inherit; text-decoration: none; }
ul, ol, dl { list-style: none; }
img { max-width: 100%; height: auto; display: block; }
button { font-family: var(--font); }
table { border-collapse: collapse; }

/* ---------- Utilities ---------- */
.container { max-width: var(--max-w); margin: 0 auto; padding: 0 32px; }
.section { padding: 140px 0; position: relative; }
.section__label {
    display: inline-block;
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--c-primary);
    margin-bottom: 20px;
    position: relative;
    padding-left: 20px;
}
.section__label::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 10px;
    height: 2px;
    background: var(--c-gradient);
    border-radius: 2px;
}
.section__title {
    font-size: clamp(1.8rem, 4vw, 2.8rem);
    font-weight: 800;
    letter-spacing: var(--tracking-tight);
    line-height: 1.25;
    color: var(--c-text);
}

/* ======================================================================
   HEADER
   ====================================================================== */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    height: var(--header-h);
    transition: background var(--dur), box-shadow var(--dur), backdrop-filter var(--dur);
}
.site-header.scrolled {
    background: rgba(255, 255, 255, 0.82);
    backdrop-filter: saturate(180%) blur(24px);
    -webkit-backdrop-filter: saturate(180%) blur(24px);
    box-shadow: 0 1px 0 rgba(0,0,0,0.04), 0 4px 16px rgba(0,0,0,0.03);
}
.header-inner {
    max-width: var(--max-w);
    margin: 0 auto;
    padding: 0 32px;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.site-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    z-index: 10;
}
.logo-mark {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    border-radius: 10px;
    background: var(--c-gradient);
    color: #fff;
    font-size: 0.85rem;
    font-weight: 800;
    letter-spacing: -0.02em;
}
.logo-text {
    font-size: 1.15rem;
    font-weight: 700;
    letter-spacing: var(--tracking-tight);
    color: var(--c-text);
}

/* Nav */
.site-nav ul { display: flex; align-items: center; gap: 36px; }
.site-nav a {
    font-size: 0.82rem;
    font-weight: 500;
    color: var(--c-text-2);
    letter-spacing: 0.02em;
    padding: 6px 0;
    position: relative;
    transition: color var(--dur-fast);
}
.site-nav a:not(.nav-cta)::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--c-gradient);
    border-radius: 2px;
    transition: width var(--dur) var(--ease);
}
.site-nav a:not(.nav-cta):hover { color: var(--c-text); }
.site-nav a:not(.nav-cta):hover::after { width: 100%; }

.nav-cta {
    background: var(--c-gradient);
    color: #fff !important;
    padding: 8px 20px !important;
    border-radius: var(--radius-full);
    font-weight: 600;
    transition: transform var(--dur-fast), box-shadow var(--dur-fast);
}
.nav-cta:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 16px var(--c-primary-glow);
}

/* Hamburger */
.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    z-index: 10;
}
.menu-toggle span {
    display: block;
    width: 20px;
    height: 1.5px;
    background: var(--c-text);
    border-radius: 2px;
    transition: transform var(--dur-fast) var(--ease), opacity var(--dur-fast);
    transform-origin: center;
}
.menu-toggle.active span:nth-child(1) { transform: rotate(45deg) translate(4px, 5px); }
.menu-toggle.active span:nth-child(2) { opacity: 0; }
.menu-toggle.active span:nth-child(3) { transform: rotate(-45deg) translate(4px, -5px); }

/* ======================================================================
   HERO
   ====================================================================== */
.hero {
    position: relative;
    min-height: 100vh;
    min-height: 100dvh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background: #0B1120;
}
.hero__canvas {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
}
.hero__overlay {
    position: absolute;
    inset: 0;
    z-index: 1;
    background:
        radial-gradient(ellipse 50% 50% at 50% 50%, transparent 0%, rgba(11, 17, 32, 0.4) 100%);
    pointer-events: none;
}
.hero__content {
    position: relative;
    z-index: 2;
    text-align: center;
    padding: 0 32px;
    max-width: 800px;
}
.hero__badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 16px 6px 12px;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-full);
    margin-bottom: 32px;
    backdrop-filter: blur(8px);
}
.hero__badge span {
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    color: rgba(255, 255, 255, 0.7);
    text-transform: uppercase;
}
.hero__badge-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--c-primary);
    box-shadow: 0 0 8px var(--c-primary-glow);
    animation: pulse-dot 2s ease-in-out infinite;
}
@keyframes pulse-dot {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(0.8); }
}

.hero__title {
    font-size: clamp(3.2rem, 10vw, 7rem);
    font-weight: 800;
    line-height: 1.0;
    letter-spacing: -0.05em;
    margin-bottom: 24px;
    color: #fff;
}
.hero__title-line { display: block; }
.hero__title--gradient {
    background: linear-gradient(135deg, #34D399 0%, #67E8F9 40%, #A78BFA 80%, #34D399 100%);
    background-size: 300% 300%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: gradient-flow 8s ease infinite;
}
@keyframes gradient-flow {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

.hero__sub {
    font-size: clamp(0.95rem, 2vw, 1.15rem);
    color: rgba(255, 255, 255, 0.5);
    font-weight: 300;
    letter-spacing: 0.06em;
    margin-bottom: 48px;
}
.hero__actions {
    display: flex;
    gap: 14px;
    justify-content: center;
    flex-wrap: wrap;
}

/* Scroll indicator */
.hero__scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
}
.hero__mouse {
    width: 22px;
    height: 36px;
    border-radius: 11px;
    border: 1.5px solid rgba(255, 255, 255, 0.2);
    position: relative;
}
.hero__mouse-wheel {
    position: absolute;
    top: 8px;
    left: 50%;
    transform: translateX(-50%);
    width: 3px;
    height: 8px;
    border-radius: 3px;
    background: rgba(255, 255, 255, 0.4);
    animation: mouse-scroll 2s ease-in-out infinite;
}
@keyframes mouse-scroll {
    0% { opacity: 1; transform: translateX(-50%) translateY(0); }
    100% { opacity: 0; transform: translateX(-50%) translateY(12px); }
}

/* ======================================================================
   BUTTONS
   ====================================================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 13px 28px;
    font-size: 0.875rem;
    font-weight: 600;
    border-radius: var(--radius-full);
    border: none;
    cursor: pointer;
    transition: all var(--dur-fast) var(--ease);
    letter-spacing: 0.01em;
    white-space: nowrap;
}
.btn--primary {
    background: var(--c-gradient);
    color: #fff;
    box-shadow: 0 2px 12px var(--c-primary-glow);
}
.btn--primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 28px var(--c-primary-glow);
}
.btn--glass {
    background: rgba(255, 255, 255, 0.08);
    color: #fff;
    border: 1px solid rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(8px);
}
.btn--glass:hover {
    background: rgba(255, 255, 255, 0.15);
    border-color: rgba(255, 255, 255, 0.25);
    transform: translateY(-2px);
}
.btn--lg { padding: 16px 40px; font-size: 0.95rem; }
.btn--full { width: 100%; }

.link-arrow {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--c-primary);
    transition: gap var(--dur) var(--ease);
}
.link-arrow::after {
    content: '\2192';
    transition: transform var(--dur) var(--ease);
}
.link-arrow:hover { gap: 10px; }

/* ======================================================================
   ABOUT SECTION
   ====================================================================== */
.section--about { background: var(--c-bg); }
.about-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: start;
}
.about-lead {
    font-size: 1.05rem;
    color: var(--c-text-2);
    line-height: 2;
}
.about-stats {
    display: flex;
    gap: 48px;
    margin-top: 40px;
    padding-top: 32px;
    border-top: 1px solid var(--c-border);
}
.about-stat__number {
    display: block;
    font-size: 1.6rem;
    font-weight: 800;
    letter-spacing: var(--tracking-tight);
    color: var(--c-text);
}
.about-stat__label {
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--c-text-3);
    letter-spacing: 0.06em;
    margin-top: 4px;
}

/* ======================================================================
   INFO CARD (Top page company summary)
   ====================================================================== */
.section--info { background: var(--c-bg-2); }
.info-card {
    max-width: 800px;
    margin: 0 auto;
    background: var(--c-bg);
    border-radius: var(--radius-lg);
    border: 1px solid var(--c-border);
    overflow: hidden;
    box-shadow: 0 1px 3px rgba(0,0,0,0.02), 0 8px 32px rgba(0,0,0,0.03);
}
.info-card__header {
    padding: 48px 48px 0;
}
.info-card__body {
    padding: 32px 48px;
}
.info-card__footer {
    padding: 0 48px 40px;
}

/* Info Table (shared between top & company page) */
.info-table {
    width: 100%;
}
.info-table tr {
    border-bottom: 1px solid var(--c-border-light);
}
.info-table tr:last-child {
    border-bottom: none;
}
.info-table th,
.info-table td {
    padding: 18px 0;
    font-size: 0.92rem;
    text-align: left;
    vertical-align: top;
}
.info-table th {
    width: 130px;
    font-weight: 600;
    color: var(--c-text-3);
    font-size: 0.82rem;
    letter-spacing: 0.04em;
    white-space: nowrap;
    padding-right: 24px;
}
.info-table td {
    color: var(--c-text);
}
.info-table td a {
    color: var(--c-primary);
    transition: color var(--dur-fast);
}
.info-table td a:hover {
    color: var(--c-primary-hover);
}

/* Full width table for company page */
.info-table--full th {
    width: 160px;
}
.info-table--full th,
.info-table--full td {
    padding: 24px 0;
}

/* ======================================================================
   CTA
   ====================================================================== */
.section--cta {
    background: var(--c-bg);
    padding: 0 0 140px;
}
.cta-block {
    position: relative;
    background: var(--c-gradient);
    border-radius: var(--radius-lg);
    overflow: hidden;
}
.cta-canvas {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    opacity: 0.15;
    pointer-events: none;
}
.cta-block__inner {
    position: relative;
    z-index: 1;
    text-align: center;
    padding: 80px 40px;
}
.cta-block__title {
    font-size: clamp(1.4rem, 3vw, 2rem);
    font-weight: 700;
    color: #fff;
    letter-spacing: var(--tracking-tight);
    margin-bottom: 12px;
}
.cta-block__text {
    font-size: 0.92rem;
    color: rgba(255,255,255,0.75);
    margin-bottom: 32px;
}
.cta-block .btn--primary {
    background: #fff;
    color: var(--c-primary-hover);
    box-shadow: 0 4px 20px rgba(0,0,0,0.1);
}
.cta-block .btn--primary:hover {
    box-shadow: 0 8px 32px rgba(0,0,0,0.15);
    transform: translateY(-2px);
}

/* ======================================================================
   SUB PAGE HERO
   ====================================================================== */
.page-hero {
    position: relative;
    padding: 180px 0 100px;
    text-align: center;
    background: #0B1120;
    overflow: hidden;
}
.page-hero__bg {
    position: absolute;
    inset: 0;
}
.page-hero__canvas {
    width: 100%;
    height: 100%;
}
.page-hero__label {
    display: inline-block;
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--c-primary);
    margin-bottom: 16px;
    position: relative;
    z-index: 1;
}
.page-hero__title {
    font-size: clamp(2rem, 5vw, 3.2rem);
    font-weight: 800;
    letter-spacing: var(--tracking-tight);
    color: #fff;
    position: relative;
    z-index: 1;
}

/* ======================================================================
   COMPANY DETAIL PAGE
   ====================================================================== */
.section--company-detail {
    padding: 80px 0 140px;
}
.company-detail {
    max-width: 740px;
    margin: 0 auto;
}

/* ======================================================================
   CONTACT PAGE
   ====================================================================== */
.section--contact {
    padding: 80px 0 140px;
}
.contact-layout {
    display: grid;
    grid-template-columns: 280px 1fr;
    gap: 72px;
    max-width: 860px;
    margin: 0 auto;
}
.contact-sidebar__title {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 32px;
    letter-spacing: var(--tracking-tight);
}
.contact-sidebar__item {
    display: flex;
    gap: 14px;
    margin-bottom: 28px;
    align-items: flex-start;
}
.contact-sidebar__item svg {
    flex-shrink: 0;
    margin-top: 2px;
    color: var(--c-primary);
}
.contact-sidebar__label {
    display: block;
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--c-text-3);
    margin-bottom: 4px;
}
.contact-sidebar__item a {
    color: var(--c-text);
    font-size: 0.92rem;
    transition: color var(--dur-fast);
}
.contact-sidebar__item a:hover { color: var(--c-primary); }
.contact-sidebar__item p { font-size: 0.92rem; }

/* Form */
.contact-form {
    background: var(--c-bg);
    border: 1px solid var(--c-border);
    border-radius: var(--radius-lg);
    padding: 40px;
}
.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}
.form-group { margin-bottom: 20px; }
.form-group label {
    display: block;
    font-size: 0.82rem;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--c-text);
}
.required { color: #EF4444; font-size: 0.72rem; }
.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    font-size: 0.92rem;
    font-family: var(--font);
    border: 1.5px solid var(--c-border);
    border-radius: 12px;
    background: var(--c-bg-2);
    color: var(--c-text);
    transition: border-color var(--dur-fast), box-shadow var(--dur-fast), background var(--dur-fast);
    outline: none;
}
.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--c-text-3);
}
.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--c-primary);
    background: var(--c-bg);
    box-shadow: 0 0 0 4px rgba(16, 185, 129, 0.08);
}
.form-group textarea { resize: vertical; }

/* Alerts */
.alert {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    max-width: 860px;
    margin: 0 auto 40px;
    padding: 16px 20px;
    border-radius: 12px;
    font-size: 0.92rem;
}
.alert svg { flex-shrink: 0; margin-top: 1px; }
.alert--success { background: var(--c-primary-light); color: var(--c-primary-hover); }
.alert--error { background: #FEF2F2; color: #DC2626; }

/* ======================================================================
   FOOTER
   ====================================================================== */
.site-footer {
    background: #0B1120;
    color: rgba(255,255,255,0.5);
    padding: 72px 0 0;
}
.footer-inner {
    max-width: var(--max-w);
    margin: 0 auto;
    padding: 0 32px 56px;
    display: grid;
    grid-template-columns: 1.3fr 1fr 1fr;
    gap: 48px;
    border-bottom: 1px solid rgba(255,255,255,0.06);
}
.footer-brand {
    display: flex;
    flex-direction: column;
    gap: 0;
}
.footer-brand .logo-mark {
    margin-bottom: 8px;
}
.footer-brand .logo-text {
    color: #fff;
    font-size: 1.1rem;
}
.footer-tagline {
    font-size: 0.78rem;
    margin-top: 10px;
    color: rgba(255,255,255,0.25);
    letter-spacing: 0.06em;
}
.footer-links ul { display: flex; flex-direction: column; gap: 14px; }
.footer-links a {
    font-size: 0.82rem;
    color: rgba(255,255,255,0.4);
    transition: color var(--dur-fast);
}
.footer-links a:hover { color: rgba(255,255,255,0.8); }
.footer-info p {
    font-size: 0.8rem;
    line-height: 1.9;
    color: rgba(255,255,255,0.3);
}
.footer-info a { color: rgba(255,255,255,0.4); transition: color var(--dur-fast); }
.footer-info a:hover { color: rgba(255,255,255,0.7); }
.footer-bottom {
    max-width: var(--max-w);
    margin: 0 auto;
    padding: 28px 32px;
    text-align: center;
}
.footer-bottom p {
    font-size: 0.7rem;
    color: rgba(255,255,255,0.15);
    letter-spacing: 0.06em;
}

/* ======================================================================
   ANIMATIONS
   ====================================================================== */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(32px);
    transition: opacity 1s var(--ease), transform 1s var(--ease);
}
.animate-on-scroll.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Stagger delays */
.hero__badge { transition-delay: 0.1s; }
.hero__title { transition-delay: 0.25s; }
.hero__sub { transition-delay: 0.4s; }
.hero__actions { transition-delay: 0.55s; }
.about-right.animate-on-scroll { transition-delay: 0.2s; }

/* Page content (generic) */
.page-content { max-width: 720px; margin: 0 auto; }
.page-content p { margin-bottom: 1.5em; }

/* ======================================================================
   RESPONSIVE
   ====================================================================== */
@media (max-width: 768px) {
    :root { --header-h: 64px; }
    .container { padding: 0 20px; }
    .header-inner { padding: 0 20px; }
    .section { padding: 96px 0; }

    /* Mobile nav */
    .menu-toggle { display: flex; }
    .site-nav {
        position: fixed;
        inset: 0;
        top: var(--header-h);
        background: rgba(255,255,255,0.98);
        backdrop-filter: blur(24px);
        -webkit-backdrop-filter: blur(24px);
        display: flex;
        align-items: center;
        justify-content: center;
        opacity: 0;
        pointer-events: none;
        transition: opacity var(--dur-fast);
        z-index: 99;
    }
    .site-nav.active { opacity: 1; pointer-events: all; }
    .site-nav ul { flex-direction: column; align-items: center; gap: 28px; }
    .site-nav a { font-size: 1.05rem; }
    .nav-cta { font-size: 0.95rem !important; padding: 12px 28px !important; }

    /* Hero */
    .hero__title { font-size: clamp(2.6rem, 12vw, 4rem); }

    /* About */
    .about-layout { grid-template-columns: 1fr; gap: 40px; }

    /* Info card */
    .info-card__header,
    .info-card__body,
    .info-card__footer { padding-left: 28px; padding-right: 28px; }
    .info-card__header { padding-top: 36px; }
    .info-card__footer { padding-bottom: 32px; }
    .info-table th {
        display: block;
        width: 100%;
        padding-bottom: 2px;
        font-size: 0.72rem;
    }
    .info-table td { display: block; padding-top: 0; padding-bottom: 16px; }
    .info-table tr { border-bottom: none; }

    /* Company detail */
    .info-table--full th { display: block; width: 100%; padding-bottom: 2px; }
    .info-table--full td { display: block; padding-top: 0; }

    /* Contact */
    .contact-layout { grid-template-columns: 1fr; gap: 40px; }
    .contact-form { padding: 28px; }
    .form-row { grid-template-columns: 1fr; }

    /* Footer */
    .footer-inner { grid-template-columns: 1fr; gap: 32px; padding: 0 20px 48px; }
    .footer-bottom { padding: 24px 20px; }

    /* CTA */
    .section--cta { padding-bottom: 96px; }
    .cta-block__inner { padding: 56px 28px; }

    /* Page hero */
    .page-hero { padding: 140px 0 72px; }
}

@media (max-width: 480px) {
    .hero__title { font-size: 2.4rem; }
    .hero__actions { flex-direction: column; align-items: stretch; padding: 0 16px; }
    .about-stats { gap: 32px; }
}