/*
Theme Name: SUBMIT
Description: 株式会社サブミット コーポレートサイト用テーマ
Author: 株式会社サブミット
Version: 1.0.0
*/

:root {
  --bg: #fdfefe;
  --bg-alt: #f3f8fb;
  --ink: #13212f;
  --ink-soft: #4a5b6e;
  --accent: #2b93ce;
  --accent-deep: #18688f;
  --accent-tint: #e3f3fa;
  --border: #dce7ee;
  --footer-bg: #1e3a52;
  --footer-ink: #dbe6ee;
  --footer-ink-soft: #8fa3b3;
}

:root[data-theme="dark"] {
  --bg: #0b141f;
  --bg-alt: #0f1c29;
  --ink: #eaf1f7;
  --ink-soft: #9fb2c4;
  --accent: #55b8ec;
  --accent-deep: #86cdf2;
  --accent-tint: #14293a;
  --border: #223244;
  --footer-bg: #060c14;
  --footer-ink: #dbe6ee;
  --footer-ink-soft: #718496;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #0b141f;
    --bg-alt: #0f1c29;
    --ink: #eaf1f7;
    --ink-soft: #9fb2c4;
    --accent: #55b8ec;
    --accent-deep: #86cdf2;
    --accent-tint: #14293a;
    --border: #223244;
    --footer-bg: #060c14;
    --footer-ink: #dbe6ee;
    --footer-ink-soft: #718496;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: "游ゴシック体", "YuGothic", "Yu Gothic", "Hiragino Kaku Gothic ProN", "Noto Sans JP", sans-serif;
  line-height: 1.85;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

h1, h2, h3, .display {
  font-family: "游明朝体", "YuMincho", "Yu Mincho", "Hiragino Mincho ProN", "HGS明朝E", serif;
  font-weight: 600;
  color: var(--ink);
  text-wrap: balance;
  margin: 0;
}

a { color: inherit; text-decoration: none; }
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible, select:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

.wrap { max-width: 1120px; margin: 0 auto; padding-inline: clamp(20px, 5vw, 48px); }

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: color-mix(in srgb, var(--bg) 92%, transparent);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--border);
}
.header-top.wrap { display: flex; align-items: center; justify-content: space-between; gap: 24px; padding-block: 10px; }
.header-nav-row { border-top: 1px solid var(--border); }
.header-nav-row .wrap { display: flex; justify-content: center; padding-block: 6px; }
@media (max-width: 880px) { .header-nav-row { display: none; } }

.logo { display: flex; align-items: baseline; white-space: nowrap; }
.header-phone { text-align: right; line-height: 1.3; white-space: nowrap; flex-shrink: 0; }
.header-phone .tel-label { display: block; font-size: 0.68rem; color: var(--ink-soft); letter-spacing: 0.08em; }
.header-phone .tel-number { font-size: 1.15rem; font-weight: 700; font-variant-numeric: tabular-nums; letter-spacing: 0.02em; }

nav.primary-nav { display: flex; gap: clamp(14px, 2vw, 28px); }
nav.primary-nav a {
  font-size: 0.86rem; color: var(--ink-soft); white-space: nowrap; padding-block: 4px;
  border-bottom: 1px solid transparent; transition: color 0.15s ease, border-color 0.15s ease;
}
nav.primary-nav a:hover { color: var(--accent-deep); border-color: var(--accent); }
nav.primary-nav a.current { color: var(--ink); border-color: var(--accent); }

/* ---------- Hero (home) ---------- */
.hero { position: relative; min-height: clamp(440px, 58vw, 620px); display: flex; align-items: center; overflow: hidden; }
.hero-media { position: absolute; inset: 0; }
.hero-slide { position: absolute; inset: 0; opacity: 0; transition: opacity 1.6s ease; }
.hero-slide.is-active { opacity: 1; }
.hero-slide img { width: 100%; height: 100%; object-fit: cover; object-position: center 15%; transform: scale(1.03); transition: transform 7s linear; }
.hero-slide.is-active img { transform: scale(1.09); }
@media (prefers-reduced-motion: reduce) {
  .hero-slide { transition: none; }
  .hero-slide img { transition: none; transform: scale(1); }
}
.hero-tint { position: absolute; inset: 0; background: linear-gradient(135deg, var(--ink) 0%, var(--accent-deep) 100%); mix-blend-mode: color; opacity: 0.92; }
.hero-scrim {
  position: absolute; inset: 0;
  background: linear-gradient(100deg, var(--bg) 0%, var(--bg) 18%, color-mix(in srgb, var(--bg) 80%, transparent) 34%, color-mix(in srgb, var(--bg) 35%, transparent) 52%, transparent 66%);
}
.hero .wrap { position: relative; }
.hero-inner { position: relative; max-width: 660px; }
.hero-inner > * { opacity: 0; animation: heroFadeUp 0.9s cubic-bezier(0.16, 1, 0.3, 1) forwards; }
.hero-inner > .hero-eyebrow { animation-delay: 0.15s; }
.hero-inner > h1 { animation-delay: 0.35s; }
.hero-inner > .hero-actions { animation-delay: 0.6s; }
@keyframes heroFadeUp { from { opacity: 0; transform: translateY(14px); } to { opacity: 1; transform: translateY(0); } }
@media (prefers-reduced-motion: reduce) { .hero-inner > * { animation: none; opacity: 1; } }
.hero-eyebrow {
  display: inline-block; font-size: 0.78rem; letter-spacing: 0.14em; color: var(--accent-deep);
  border: 1px solid var(--accent); background: var(--accent-tint); padding: 6px 14px; border-radius: 2px; margin-bottom: 28px;
}
.hero h1 { font-size: clamp(1.7rem, 3.4vw, 2.5rem); line-height: 1.55; letter-spacing: 0.02em; word-break: keep-all; overflow-wrap: normal; }
.hero h1 em { font-style: normal; color: var(--accent-deep); }
.hero-actions { margin-top: 40px; display: flex; gap: 16px; flex-wrap: wrap; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 8px; padding: 14px 30px; font-size: 0.92rem;
  letter-spacing: 0.04em; border-radius: 2px; border: 1px solid transparent; cursor: pointer;
  transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}
.btn-primary { background: var(--ink); color: var(--bg); }
.btn-primary:hover { background: var(--accent-deep); }
.btn-secondary { border-color: var(--border); color: var(--ink); }
.btn-secondary:hover { border-color: var(--accent); color: var(--accent-deep); }
.hero-actions .btn-secondary { background: color-mix(in srgb, var(--bg) 82%, transparent); border-color: var(--ink); backdrop-filter: blur(6px); }
.hero-actions .btn-secondary:hover { background: var(--bg); border-color: var(--accent-deep); }

/* ---------- Section shell ---------- */
section { padding-block: clamp(56px, 8vw, 96px); }
section.alt { background: var(--bg-alt); }
.section-head { max-width: 640px; margin-bottom: 44px; }
.section-label { display: block; font-size: 0.76rem; letter-spacing: 0.16em; color: var(--accent-deep); margin-bottom: 12px; }
.section-head h2 { font-size: clamp(1.4rem, 2.6vw, 1.9rem); letter-spacing: 0.02em; }
.section-head p { margin-top: 14px; color: var(--ink-soft); font-size: 0.95rem; }

/* ---------- Service / duty cards ---------- */
.card-grid, .duty-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
@media (max-width: 720px) { .card-grid, .duty-grid { grid-template-columns: 1fr; } }
.service-card, .duty-card {
  border: 1px solid var(--border); background: var(--bg); padding: clamp(28px, 4vw, 40px);
  display: flex; flex-direction: column; gap: 16px;
}
.service-card .kicker, .duty-card .kicker { font-size: 0.74rem; letter-spacing: 0.1em; color: var(--ink-soft); }
.service-card h3, .duty-card h3 { font-size: 1.24rem; line-height: 1.6; }
.service-card p, .duty-card p { color: var(--ink-soft); font-size: 0.92rem; margin: 0; }
.card-link { margin-top: auto; font-size: 0.86rem; color: var(--accent-deep); display: inline-flex; align-items: center; gap: 6px; }
.card-link .arrow { transition: transform 0.15s ease; }
.service-card:hover .card-link .arrow { transform: translateX(4px); }

/* ---------- Representative teaser (home) ---------- */
.rep-teaser { display: grid; grid-template-columns: 200px 1fr; gap: clamp(28px, 5vw, 56px); align-items: center; }
@media (max-width: 680px) { .rep-teaser { grid-template-columns: 1fr; } }
.rep-photo {
  aspect-ratio: 3 / 4; background: linear-gradient(155deg, var(--accent-tint), var(--bg-alt));
  border: 1px solid var(--border); display: flex; align-items: center; justify-content: center;
  color: var(--ink-soft); font-size: 0.74rem; letter-spacing: 0.08em; text-align: center; padding: 12px;
}
/* 代表者写真が未掲載の間は1カラムのテキストのみレイアウトにする(写真受領後、.rep-teaser-nophotoを外して復元) */
.rep-teaser-nophoto { display: block; text-align: center; max-width: 640px; margin: 0 auto; }
.rep-name { font-size: 0.82rem; color: var(--ink-soft); margin-bottom: 6px; letter-spacing: 0.05em; }
.rep-quote { font-family: "游明朝体", "YuMincho", "Yu Mincho", serif; font-size: clamp(1.05rem, 2vw, 1.3rem); line-height: 1.9; }

/* ---------- Company table ---------- */
.company-table { width: 100%; max-width: 820px; border-collapse: collapse; font-size: 0.95rem; }
.company-table tr { border-bottom: 1px solid var(--border); }
.company-table tr:first-child { border-top: 1px solid var(--border); }
.company-table th, .company-table td { text-align: left; padding: 18px 0; font-weight: 400; vertical-align: top; }
.company-table th { width: 11em; color: var(--ink-soft); font-size: 0.84rem; letter-spacing: 0.04em; }
.company-table td { color: var(--ink); }
.company-cta { margin-top: 32px; }

/* ---------- Page title band (with photo) ---------- */
.page-title { position: relative; padding-block: clamp(48px, 8vw, 80px); overflow: hidden; }
.page-title-media { position: absolute; inset: 0; }
.page-title-media img { width: 100%; height: 100%; object-fit: cover; object-position: center 25%; }
.page-title-scrim {
  position: absolute; inset: 0;
  background: linear-gradient(100deg, var(--bg) 0%, var(--bg) 34%, color-mix(in srgb, var(--bg) 92%, transparent) 48%, color-mix(in srgb, var(--bg) 55%, transparent) 64%, transparent 84%);
}
.page-title-inner { position: relative; max-width: 640px; }
.page-title-eyebrow {
  display: inline-block; font-size: 0.76rem; letter-spacing: 0.14em; color: var(--accent-deep);
  border: 1px solid var(--accent); background: var(--accent-tint); padding: 5px 12px; border-radius: 2px; margin-bottom: 20px;
}
.page-title h1 { font-size: clamp(1.5rem, 3vw, 2.2rem); line-height: 1.5; word-break: keep-all; }
.page-title-lead { margin-top: 18px; color: var(--ink); font-size: 0.98rem; max-width: 32em; }
.info-bar { position: relative; margin-top: 24px; display: flex; flex-wrap: wrap; gap: 12px 32px; font-size: 0.84rem; color: var(--ink); }
.info-bar strong { color: var(--ink); font-weight: 700; margin-right: 6px; }

/* ---------- Page title (plain, no photo) ---------- */
.page-title-plain { padding-block: clamp(40px, 6vw, 64px) clamp(16px, 3vw, 24px); }
.page-title-plain h1 { font-size: clamp(1.6rem, 3vw, 2.1rem); }
.page-title-lead { margin-top: 14px; color: var(--ink-soft); font-size: 0.97rem; max-width: 34em; }

/* ---------- Scenario list (lawyers) ---------- */
.scenario-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
@media (max-width: 720px) { .scenario-list { grid-template-columns: 1fr; } }
.scenario-item { border: 1px solid var(--border); background: var(--bg); padding: 24px 26px; display: flex; flex-direction: column; gap: 10px; }
.scenario-item p { margin: 0; color: var(--ink); font-size: 0.96rem; line-height: 1.75; }
.scenario-item .link-to { font-size: 0.82rem; color: var(--accent-deep); display: inline-flex; align-items: center; gap: 6px; }

/* ---------- Detail blocks ---------- */
.detail-block { max-width: 760px; }
.detail-block + .detail-block { margin-top: 40px; }
.detail-block h2 { font-size: clamp(1.15rem, 2.1vw, 1.4rem); margin-bottom: 12px; }
.detail-block p { color: var(--ink-soft); font-size: 0.96rem; margin: 0; }
.detail-block .note {
  margin-top: 16px; font-size: 0.86rem; color: var(--accent-deep);
  background: var(--accent-tint); border-left: 2px solid var(--accent); padding: 12px 16px;
}
.policy-list { margin: 12px 0 0; padding-left: 1.2em; color: var(--ink-soft); font-size: 0.96rem; }
.policy-list li { margin-bottom: 4px; }
.policy-meta { margin-top: 16px; font-size: 0.86rem; color: var(--ink-soft); }

/* ---------- Strength list (bankruptcy) ---------- */
.strength-list { display: flex; flex-direction: column; gap: 40px; max-width: 780px; }
.strength-item h2 { font-size: clamp(1.15rem, 2.1vw, 1.4rem); margin-bottom: 12px; }
.strength-item p { color: var(--ink-soft); font-size: 0.96rem; margin: 0; }

/* ---------- Profile (representative) ---------- */
.profile-grid { display: grid; grid-template-columns: 320px 1fr; gap: clamp(36px, 5vw, 64px); align-items: start; }
@media (max-width: 760px) { .profile-grid { grid-template-columns: 1fr; } }
.profile-photo {
  aspect-ratio: 3 / 4; background: linear-gradient(155deg, var(--accent-tint), var(--bg-alt));
  border: 1px solid var(--border); display: flex; align-items: center; justify-content: center;
  color: var(--ink-soft); font-size: 0.78rem; letter-spacing: 0.06em; text-align: center; padding: 16px;
}
/* 代表者写真が未掲載の間は1カラムのテキストのみレイアウトにする(写真受領後、.profile-grid-nophotoを外して復元) */
.profile-grid-nophoto { display: block; max-width: 640px; }
.profile-name-block { margin-bottom: 28px; }
.profile-role { font-size: 0.86rem; color: var(--ink-soft); letter-spacing: 0.05em; margin-bottom: 6px; }
.profile-name { font-size: clamp(1.5rem, 2.6vw, 1.9rem); }
.profile-name rt { font-family: "游ゴシック体", "Yu Gothic", sans-serif; font-size: 0.4em; color: var(--ink-soft); letter-spacing: 0; font-weight: 400; }
.profile-quals { margin-top: 12px; display: flex; flex-wrap: wrap; gap: 8px; }
.qual-badge {
  display: inline-block; font-size: 0.76rem; letter-spacing: 0.03em; color: var(--accent-deep);
  border: 1px solid var(--accent); background: var(--accent-tint); padding: 4px 12px; border-radius: 2px;
}
.profile-bio p { color: var(--ink-soft); font-size: 0.98rem; margin: 0 0 22px 0; }
.profile-bio p:last-child { margin-bottom: 0; }

/* ---------- Contact page ---------- */
.contact-layout { display: grid; grid-template-columns: 300px 1fr; gap: clamp(32px, 5vw, 64px); align-items: start; }
@media (max-width: 780px) { .contact-layout { grid-template-columns: 1fr; } }
.contact-side { border: 1px solid var(--border); background: var(--bg-alt); padding: 28px; }
.contact-side h2 { font-size: 1.05rem; margin-bottom: 16px; }
.contact-side .tel-number { display: block; font-size: 1.5rem; font-weight: 700; color: var(--accent-deep); font-variant-numeric: tabular-nums; margin-bottom: 4px; }
.contact-side .tel-hint { font-size: 0.8rem; color: var(--ink-soft); }

.form-grid { display: flex; flex-direction: column; gap: 20px; }
.form-row label { display: block; font-size: 0.86rem; font-weight: 700; color: var(--ink); margin-bottom: 8px; }
.form-row .required { color: var(--accent-deep); font-size: 0.72rem; font-weight: 700; margin-left: 6px; border: 1px solid var(--accent); background: var(--accent-tint); padding: 1px 6px; border-radius: 2px; }
.form-row input, .form-row select, .form-row textarea {
  width: 100%; border: 1px solid var(--border); background: var(--bg); color: var(--ink);
  padding: 12px 14px; font-size: 0.95rem; font-family: inherit; border-radius: 2px;
}
.form-row textarea { min-height: 140px; resize: vertical; }
.form-note { font-size: 0.82rem; color: var(--ink-soft); margin-top: 4px; }
.form-submit { margin-top: 8px; }
.privacy-note { margin-top: 40px; padding-top: 24px; border-top: 1px solid var(--border); font-size: 0.82rem; color: var(--ink-soft); max-width: 700px; }
.privacy-note a { color: var(--accent-deep); }
.form-row--checkbox .checkbox-label { display: flex; align-items: baseline; gap: 8px; font-weight: 400; font-size: 0.9rem; color: var(--ink-soft); margin-bottom: 0; }
.form-row--checkbox input[type="checkbox"] { width: auto; flex-shrink: 0; margin: 0; }
.form-row--checkbox a { color: var(--accent-deep); text-decoration: underline; }
.form-message { padding: 14px 18px; font-size: 0.9rem; margin-bottom: 24px; border-radius: 2px; }
.form-message.success { background: var(--accent-tint); color: var(--accent-deep); border: 1px solid var(--accent); }
.form-message.error { background: color-mix(in srgb, #c0392b 12%, var(--bg)); color: #c0392b; border: 1px solid #c0392b; }

.btn:disabled { opacity: 0.6; cursor: not-allowed; }

.form-result { border: 1px solid var(--border); background: var(--bg); padding: clamp(32px, 6vw, 56px) clamp(24px, 4vw, 40px); text-align: center; }
.form-result .result-icon {
  display: inline-flex; align-items: center; justify-content: center;
  width: 56px; height: 56px; border-radius: 50%; margin-bottom: 20px;
}
.form-result .result-icon svg { width: 26px; height: 26px; }
.form-result h2 { font-size: 1.25rem; margin-bottom: 12px; }
.form-result p { color: var(--ink-soft); font-size: 0.96rem; margin: 0 auto; max-width: 30em; }
.form-result--success .result-icon { background: var(--accent-tint); color: var(--accent-deep); }
.form-result--error .result-icon { background: color-mix(in srgb, #c0392b 12%, var(--bg)); color: #c0392b; }
.form-result--error .result-tel {
  display: block; margin-top: 20px; font-size: clamp(1.4rem, 3vw, 1.7rem); font-weight: 700;
  color: #c0392b; font-variant-numeric: tabular-nums; letter-spacing: 0.02em;
}

/* ---------- Contact CTA (shared) ---------- */
.contact-cta { background: var(--ink); color: var(--bg); padding-block: clamp(48px, 8vw, 80px); text-align: center; }
.contact-cta h2 { color: var(--bg); font-size: clamp(1.3rem, 2.6vw, 1.8rem); }
.contact-cta p { color: color-mix(in srgb, var(--bg) 70%, transparent); margin-top: 12px; }
.contact-cta .tel-number { font-size: clamp(1.6rem, 3.4vw, 2.1rem); font-variant-numeric: tabular-nums; letter-spacing: 0.03em; color: var(--bg); }
.contact-actions { margin-top: 32px; display: flex; justify-content: center; gap: 16px; flex-wrap: wrap; }
.contact-cta .btn-primary { background: var(--accent); color: var(--ink); }
.contact-cta .btn-primary:hover { background: var(--accent-deep); color: var(--ink); }
.contact-cta .btn-secondary { border-color: color-mix(in srgb, var(--bg) 30%, transparent); color: var(--bg); }
.contact-cta .btn-secondary:hover { border-color: var(--accent); color: var(--accent); }

/* ---------- Footer ---------- */
footer { background: var(--footer-bg); color: var(--footer-ink-soft); padding-block: 48px 28px; font-size: 0.86rem; }
.footer-grid { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 32px; padding-bottom: 28px; border-bottom: 1px solid color-mix(in srgb, var(--footer-ink) 15%, transparent); }
.footer-brand .logo { color: var(--footer-ink); font-size: 1.2rem; }
.footer-brand p { margin-top: 12px; max-width: 26em; color: var(--footer-ink-soft); }
.footer-bottom { padding-top: 20px; display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 8px 20px; font-size: 0.78rem; color: var(--footer-ink); }
.footer-privacy-link { color: var(--footer-ink); text-decoration: underline; text-underline-offset: 3px; }
.footer-privacy-link:hover { color: var(--accent); }