/* ==========================================================================
   Seekwell Co.,ltd. — corporate site
   ========================================================================== */

/* Design tokens
   ========================================================================== */
:root {
  /* Brand */
  --accent: oklch(0.88 0.2 128);
  --accent-strong: oklch(0.93 0.17 128);
  --accent-glow: oklch(0.88 0.2 128 / .18);
  --accent-border: oklch(0.88 0.2 128 / .4);
  --accent-border-soft: oklch(0.88 0.2 128 / .35);

  /* Surfaces */
  --bg: #0b0d11;
  --surface: #111419;
  --surface-raised: #101318;

  /* Borders */
  --border: #1e222a;
  --border-subtle: #191c22;
  --border-strong: #2a2e37;

  /* Text */
  --text: #f4f6f8;
  --text-body: #e6e9ee;
  --text-lead: #c9cdd4;
  --text-lead-soft: #a4aab4;
  --text-muted: #9aa0aa;
  /* #6b7280 was 4.02:1 on --bg, under the WCAG AA 4.5:1 floor; this is 5.22:1 */
  --text-dim: #7d8592;

  /* Typography */
  --font-jp: 'Noto Sans JP', sans-serif;
  --font-en: 'Space Grotesk', sans-serif;

  /* Layout */
  --page-max: 1200px;
  --gutter: clamp(20px, 4.6vw, 56px);
  --section-gap: clamp(64px, 9vw, 100px);
}

/* Base
   ========================================================================== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html,
body {
  background: var(--bg);
}

body {
  font-family: var(--font-jp);
  -webkit-text-size-adjust: 100%;
}

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

/* Hover is defined per component rather than globally on `a`: a bare
   `a:hover { color }` (0,1,1) outranks a component class (0,1,0) and would
   repaint the filled buttons' label in the accent colour they sit on. */

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    transition-duration: .01ms !important;
    animation-duration: .01ms !important;
  }
}

/* Skip link
   ========================================================================== */
.skip-link {
  position: absolute;
  top: 0;
  left: -9999px;
  z-index: 10;
  padding: 12px 20px;
  font-weight: 700;
  color: var(--bg);
  background: var(--accent);
  border-radius: 0 0 10px 0;
}

.skip-link:focus {
  left: 0;
}

/* Shell
   ========================================================================== */
.site {
  width: 100%;
  max-width: var(--page-max);
  margin: 0 auto;
  background: var(--bg);
  color: var(--text);
  overflow-x: hidden;
}

/* Navigation
   ========================================================================== */
.site-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px 24px;
  padding: clamp(18px, 3.5vw, 26px) var(--gutter);
  border-bottom: 1px solid var(--border-subtle);
}

.site-nav__brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.site-nav__logo {
  flex: none;
}

.site-nav__wordmark {
  font-family: var(--font-en);
  font-weight: 600;
  font-size: clamp(18px, 4.4vw, 21px);
  letter-spacing: -.012em;
  color: var(--text);
}

.site-nav__menu {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 6px clamp(16px, 2.6vw, 32px);
  font-size: 14px;
  font-weight: 500;
  color: var(--text-muted);
}

/* min-height keeps the tap target at the 44px accessibility minimum */
.site-nav__link {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  transition: color .15s ease;
}

.site-nav__link:hover {
  color: var(--accent);
}

/* Hero
   ========================================================================== */
.hero {
  position: relative;
  padding: clamp(56px, 10vw, 104px) var(--gutter) clamp(56px, 9vw, 96px);
  overflow: hidden;
}

.hero__glow {
  position: absolute;
  right: clamp(-140px, -12vw, -40px);
  top: clamp(-80px, -7vw, -24px);
  width: clamp(240px, 46vw, 520px);
  aspect-ratio: 1;
  border-radius: 50%;
  background: radial-gradient(circle, var(--accent-glow), transparent 70%);
  pointer-events: none;
}

.hero__inner {
  position: relative;
  max-width: 760px;
}

.hero__eyebrow {
  font-family: var(--font-en);
  font-size: clamp(12px, 2.6vw, 13px);
  font-weight: 600;
  letter-spacing: .14em;
  color: var(--accent);
  margin-bottom: clamp(18px, 3.4vw, 26px);
}

/* The English line carries the visual weight; the Japanese line below it is what
   makes the h1 readable to Japanese visitors, screen readers and search. */
.hero__title {
  color: var(--text);
}

.hero__title-en {
  display: block;
  font-family: var(--font-en);
  font-size: clamp(40px, 9.4vw, 76px);
  line-height: 1.04;
  letter-spacing: -.03em;
  font-weight: 700;
}

.hero__title-jp {
  display: block;
  margin-top: clamp(14px, 2.4vw, 20px);
  font-size: clamp(13px, 3vw, 15px);
  font-weight: 500;
  line-height: 1.7;
  letter-spacing: .02em;
  color: var(--text-lead-soft);
}

.hero__lead {
  margin-top: clamp(20px, 3.4vw, 28px);
  font-size: clamp(15px, 3.4vw, 18px);
  line-height: 1.85;
  color: var(--text-lead-soft);
  max-width: 560px;
}

.hero__actions {
  display: flex;
  flex-wrap: nowrap;
  gap: 14px;
  margin-top: clamp(28px, 4.6vw, 40px);
  width: 100%;
  max-width: 420px;
  margin-right: auto;
}

/* Mixed onto .btn so the two hero buttons share the row evenly */
.hero__action {
  flex: 1 1 0;
}

/* Buttons
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  white-space: nowrap;
  font-size: clamp(14px, 3.6vw, 15px);
  padding: 16px clamp(12px, 3.4vw, 32px);
  border-radius: 10px;
  transition: color .15s ease, background-color .15s ease, border-color .15s ease;
}

.btn--primary {
  font-weight: 700;
  color: var(--bg);
  background: var(--accent);
}

.btn--primary:hover {
  background: var(--accent-strong);
}

.btn--ghost {
  font-weight: 600;
  color: var(--text);
  background: transparent;
  border: 1px solid var(--border-strong);
}

.btn--ghost:hover {
  color: var(--accent);
  border-color: var(--accent);
}

/* Sections
   ========================================================================== */
.section {
  padding: 0 var(--gutter) var(--section-gap);
}

.section--services {
  padding-top: 20px;
}

.section__label {
  margin-bottom: 14px;
}

.section__label-en {
  font-family: var(--font-en);
  font-size: 15px;
  letter-spacing: .14em;
  color: var(--text-dim);
  font-weight: 600;
}

.section__label-jp {
  margin-left: 12px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .04em;
  color: var(--text-muted);
}

/* Used where the label is followed directly by content, with no lead copy */
.section__label--spaced {
  margin-bottom: 30px;
}

.section__lead {
  font-size: clamp(16px, 3.6vw, 20px);
  line-height: 1.7;
  color: var(--text-lead);
  max-width: 640px;
  margin-bottom: clamp(28px, 4.6vw, 40px);
  text-wrap: pretty;
}

/* Services
   ========================================================================== */
.service-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(420px, 100%), 1fr));
  gap: 18px;
}

.service-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: clamp(26px, 4.4vw, 36px) clamp(22px, 4vw, 34px);
  transition: border-color .15s ease;
}

.service-card:hover {
  border-color: var(--border-strong);
}

.service-card--new {
  border-color: var(--accent-border);
}

/* Keep the highlighted card's accent edge instead of the neutral hover edge */
.service-card--new:hover {
  border-color: var(--accent);
}

.service-card__num {
  font-family: var(--font-en);
  font-size: 30px;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 18px;
}

.service-card__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 18px;
}

/* The head row already carries the bottom spacing */
.service-card__num--inline {
  margin-bottom: 0;
  line-height: 1;
}

.service-card__badge {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .08em;
  color: var(--bg);
  background: var(--accent);
  padding: 4px 10px;
  border-radius: 999px;
}

.service-card__title {
  font-size: clamp(18px, 4vw, 20px);
  font-weight: 700;
  color: var(--text);
  margin-bottom: 14px;
}

.service-card__body {
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--text-muted);
}

/* Company
   ========================================================================== */
.company-table {
  border-top: 1px solid var(--border);
}

.company-row {
  display: flex;
  flex-wrap: nowrap;
  align-items: baseline;
  gap: 12px;
  padding: 20px 0;
  border-bottom: 1px solid var(--border);
}

.company-row__label {
  flex: 0 0 clamp(72px, 20vw, 160px);
  font-size: 13.5px;
  font-weight: 600;
  color: var(--text-dim);
}

.company-row__value {
  font-size: 15px;
  color: var(--text-body);
}

/* Contact
   ========================================================================== */
.contact {
  margin: 0 var(--gutter) clamp(44px, 6vw, 60px);
  border: 1px solid var(--accent-border-soft);
  border-radius: 20px;
  padding: clamp(40px, 7vw, 60px) clamp(26px, 4.6vw, 56px);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 28px;
  background: linear-gradient(120deg, var(--surface-raised), var(--bg));
}

.contact__body {
  flex: 1 1 320px;
}

.contact__eyebrow {
  font-family: var(--font-en);
  font-size: clamp(11px, 2.6vw, 13px);
  letter-spacing: .12em;
  color: var(--accent);
  margin-bottom: 14px;
}

.contact__title {
  font-size: clamp(24px, 5.6vw, 32px);
  font-weight: 700;
  color: var(--text);
  line-height: 1.3;
}

.contact__cta {
  font-size: 16px;
  font-weight: 700;
  color: var(--bg);
  background: var(--accent);
  padding: 18px 36px;
  border-radius: 10px;
  transition: background-color .15s ease;
}

.contact__cta:hover {
  background: var(--accent-strong);
}

/* Footer
   ========================================================================== */
.site-footer {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px 20px;
  padding: 0 var(--gutter) 40px;
  font-size: 13px;
  color: var(--text-dim);
}