/* =========================================================
   Matsunoki Martial Arts — stylesheet
   Vanilla CSS, mobile-first, no framework dependency.
   ========================================================= */

:root {
  --ink: #1c1a17;
  --ink-soft: #48433d;
  --crimson: #9c2b25;
  --crimson-dark: #7a201b;
  --gold: #b8902f;
  --cream: #faf6ee;
  --paper: #ffffff;
  --line: #e7ded0;
  --shadow: 0 10px 30px rgba(28, 26, 23, 0.12);
  --radius: 14px;
  --maxw: 1140px;
  --font-display: "Oswald", "Arial Narrow", Impact, sans-serif;
  --font-body: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--cream);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { color: inherit; }

.wrap {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 clamp(20px, 4vw, 56px);
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  text-transform: uppercase;
  letter-spacing: 0.02em;
  line-height: 1.12;
  margin: 0 0 0.5em;
  color: var(--ink);
}

h1 { font-size: clamp(2.1rem, 6vw, 3.6rem); }
h2 { font-size: clamp(1.6rem, 4vw, 2.4rem); }
h3 { font-size: 1.25rem; }

p { margin: 0 0 1em; }

.eyebrow {
  display: inline-block;
  font-family: var(--font-display);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.8rem;
  color: var(--crimson);
  margin-bottom: 0.6em;
}

.lede {
  font-size: 1.1rem;
  color: var(--ink-soft);
  max-width: 62ch;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--font-display);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-size: 0.95rem;
  padding: 14px 26px;
  border-radius: 999px;
  text-decoration: none;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
  white-space: nowrap;
}
.btn:hover { transform: translateY(-1px); }

.btn-primary {
  background: var(--crimson);
  color: #fff;
  box-shadow: 0 8px 20px rgba(156, 43, 37, 0.35);
}
.btn-primary:hover { background: var(--crimson-dark); }

.btn-gold {
  background: var(--gold);
  color: #241c07;
  box-shadow: 0 8px 20px rgba(184, 144, 47, 0.35);
}

.btn-outline {
  background: transparent;
  border-color: var(--ink);
  color: var(--ink);
}
.btn-outline:hover { background: var(--ink); color: #fff; }

.btn-outline-light {
  background: transparent;
  border-color: rgba(255,255,255,0.7);
  color: #fff;
}
.btn-outline-light:hover { background: rgba(255,255,255,0.15); }

.btn-block { width: 100%; }

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(250, 246, 238, 0.96);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--line);
}
.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 12px;
  padding-bottom: 12px;
  gap: 16px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}
.brand-logo {
  height: 55px;
  width: auto;
  display: block;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 26px;
}
.main-nav a {
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--ink-soft);
  padding: 6px 2px;
  border-bottom: 2px solid transparent;
}
.main-nav a:hover,
.main-nav a[aria-current="page"] {
  color: var(--ink);
  border-color: var(--gold);
}

.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 8px 10px;
  cursor: pointer;
}
.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--ink);
  margin: 4px 0;
}

.header-cta { display: flex; align-items: center; }

@media (max-width: 860px) {
  .main-nav {
    position: fixed;
    inset: 62px 0 auto 0;
    background: var(--paper);
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 6px 20px 18px;
    border-bottom: 1px solid var(--line);
    box-shadow: var(--shadow);
    transform: translateY(-8px);
    opacity: 0;
    pointer-events: none;
    transition: all 0.18s ease;
  }
  .main-nav.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }
  .main-nav a {
    padding: 12px 4px;
    border-bottom: 1px solid var(--line);
  }
  .nav-toggle { display: inline-block; }
  .header-cta .btn span.long { display: none; }
  .brand-logo { height: 36px; }
}

/* ---------- Hero ---------- */
.hero {
  background:
    linear-gradient(105deg,
      rgb(30,32,34) 0%,
      rgba(30,32,34,0.97) 32%,
      rgba(30,32,34,0.78) 50%,
      rgba(30,32,34,0.45) 72%,
      rgba(30,32,34,0.62) 100%),
    url("../images/matsunoki_cover_1.png?v=2") right center / cover no-repeat,
    #1e2022;
  color: #fff;
  padding: 64px 0 56px;
  position: relative;
  overflow: hidden;
}
.hero::after {
  content: "";
  position: absolute;
  right: -60px;
  bottom: -80px;
  width: 320px;
  height: 320px;
  border: 2px solid rgba(255,255,255,0.08);
  border-radius: 50%;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 40px;
  align-items: end;
  position: relative;
}
@media (max-width: 900px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero {
    background:
      linear-gradient(180deg,
        rgba(30,32,34,0.90) 0%,
        rgba(30,32,34,0.82) 34%,
        rgba(30,32,34,0.55) 68%,
        rgba(30,32,34,0.32) 100%),
      url("../images/matsunoki_cover-1_small.png?v=2") center top / cover no-repeat,
      #1e2022;
  }
}
.hero .eyebrow { color: var(--gold); }
.hero h1 { color: #fff; }
.hero .lede { color: rgba(255,255,255,0.82); }
.hero-ctas { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 26px; }
.hero-trust {
  margin-top: 22px;
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  align-items: center;
  font-size: 0.92rem;
  color: rgba(255,255,255,0.75);
}
.stars { color: var(--gold); letter-spacing: 2px; }

.hero-panel {
  background: rgba(30,32,34,0.58);
  backdrop-filter: blur(4px);
  border: 1px solid rgba(255,255,255,0.14);
  border-radius: var(--radius);
  padding: 26px;
}
.hero-panel h3 { color: #fff; margin-bottom: 14px; }
.hero-panel ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 12px; }
.hero-panel li {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  color: rgba(255,255,255,0.86);
  font-size: 0.96rem;
}
.hero-panel .check {
  color: var(--gold);
  font-weight: 700;
  flex: none;
}

/* ---------- Sections ---------- */
section { padding: 64px 0; }
.section-alt { background: var(--paper); }
.section-head { max-width: 640px; margin-bottom: 34px; }
.section-head.center { margin-left: auto; margin-right: auto; text-align: center; }

/* Principles */
.principles-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 16px;
}
@media (max-width: 900px) { .principles-grid { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 560px) { .principles-grid { grid-template-columns: repeat(2, 1fr); } }
.principle {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px 14px;
  text-align: center;
}
.principle .glyph {
  width: 46px; height: 46px;
  margin: 0 auto 10px;
  border-radius: 50%;
  background: var(--crimson);
  color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display);
}
.principle .glyph svg {
  width: 24px;
  height: 24px;
  display: block;
}
.principle span.label {
  font-family: var(--font-display);
  text-transform: uppercase;
  font-size: 0.85rem;
  letter-spacing: 0.04em;
}

/* Program cards */
.programs-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
@media (max-width: 860px) { .programs-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 620px) { .programs-grid { grid-template-columns: 1fr; } }

.program-card {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow);
}
.program-card .age {
  font-family: var(--font-display);
  letter-spacing: 0.05em;
  color: var(--crimson);
  font-size: 0.85rem;
  margin-bottom: 6px;
}
.program-card h3 { margin-bottom: 10px; }
.program-card .price {
  font-family: var(--font-display);
  font-size: 1.9rem;
  color: var(--ink);
  margin: auto 0 4px;
}
.program-card .price sub { font-family: var(--font-body); font-size: 0.9rem; color: var(--ink-soft); }
.program-card .sched {
  font-size: 0.92rem;
  color: var(--ink-soft);
  border-top: 1px dashed var(--line);
  margin-top: 12px;
  padding-top: 12px;
}
.program-card .btn { margin-top: 18px; }

/* Testimonials */
.testimonial-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
@media (max-width: 860px) { .testimonial-grid { grid-template-columns: 1fr; } }
.testimonial-card {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px;
}
.testimonial-card .stars { color: var(--gold); margin-bottom: 10px; display: block; }
.testimonial-card p.quote { font-size: 1.02rem; color: var(--ink); }
.testimonial-card .who {
  font-family: var(--font-display);
  text-transform: uppercase;
  font-size: 0.85rem;
  color: var(--ink-soft);
  letter-spacing: 0.03em;
}
.rating-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 8px 16px;
  font-size: 0.92rem;
}
.rating-badge b { font-family: var(--font-display); font-size: 1.05rem; }

/* Instructor teaser / bios */
.people-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}
@media (max-width: 760px) { .people-grid { grid-template-columns: 1fr; } }
.person-card {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
}
.photo-placeholder {
  aspect-ratio: 4 / 3;
  background:
    repeating-linear-gradient(135deg, rgba(28,26,23,0.06) 0 12px, transparent 12px 24px),
    var(--ink);
  color: rgba(255,255,255,0.75);
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  font-size: 0.85rem;
  padding: 16px;
  border-bottom: 1px solid var(--line);
}
.person-photo {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  object-position: center 30%;
  display: block;
  border-bottom: 1px solid var(--line);
}
.person-card .body { padding: 20px; }
.person-card .rank {
  font-family: var(--font-display);
  color: var(--crimson);
  font-size: 0.85rem;
  letter-spacing: 0.04em;
  margin-bottom: 4px;
}

/* CTA band */
.cta-band {
  background: linear-gradient(120deg, var(--crimson), var(--crimson-dark));
  color: #fff;
  text-align: center;
}
.cta-band h2 { color: #fff; }
.cta-band .lede { color: rgba(255,255,255,0.85); margin: 0 auto 24px; }

/* Info strip (contact / map) */
.info-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
  align-items: start;
}
@media (max-width: 860px) { .info-grid { grid-template-columns: 1fr; } }
.info-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 16px; }
.info-list li { display: flex; gap: 12px; align-items: flex-start; }
.info-list .ic {
  flex: none;
  width: 22px;
  text-align: center;
  font-size: 1rem;
  line-height: 1.6;
}
.map-embed {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
}
.map-embed iframe { width: 100%; height: 340px; border: 0; display: block; }

/* Contact form */
.contact-form {
  display: grid;
  gap: 14px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: var(--shadow);
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
@media (max-width: 560px) { .form-row { grid-template-columns: 1fr; } }
label { font-size: 0.88rem; font-weight: 600; color: var(--ink-soft); display: block; margin-bottom: 6px; }
input, select, textarea {
  width: 100%;
  font-family: var(--font-body);
  font-size: 0.98rem;
  padding: 11px 13px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--cream);
  color: var(--ink);
}
input:focus, select:focus, textarea:focus { outline: 2px solid var(--gold); outline-offset: 1px; }
.form-status { margin: 0; font-size: 0.95rem; font-weight: 600; }
.form-status:empty { display: none; }
.form-status.ok { color: #157f3b; }
.form-status.err { color: var(--crimson); }

/* Schedule table */
.schedule-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}
.schedule-table th, .schedule-table td {
  padding: 12px 14px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  font-size: 0.94rem;
}
.schedule-table th {
  font-family: var(--font-display);
  text-transform: uppercase;
  letter-spacing: 0.03em;
  background: var(--ink);
  color: #fff;
  font-size: 0.82rem;
}
.schedule-table tr:last-child td { border-bottom: none; }
.table-scroll { overflow-x: auto; }

/* Affiliations */
.affil-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 10px;
}
.affil-chip {
  border: 1px solid var(--line);
  background: var(--paper);
  border-radius: 999px;
  padding: 8px 16px;
  font-size: 0.85rem;
  color: var(--ink-soft);
}

/* Affiliation badges (real org logos) */
.affil-badges {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 40px;
  margin-top: 28px;
}
.affil-badge {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  width: 140px;
}
.affil-badge img {
  width: 92px;
  height: 92px;
  object-fit: contain;
}
.affil-badge span {
  font-size: 0.86rem;
  font-weight: 600;
  color: var(--ink-soft);
  text-align: center;
  line-height: 1.3;
}
.badges-strip { padding: 44px 0; }
.badges-strip .section-head { margin-bottom: 6px; }

/* Footer */
.site-footer {
  background: var(--ink);
  color: rgba(255,255,255,0.78);
  padding: 48px 0 24px;
  margin-top: 20px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr 1fr;
  gap: 30px;
}
@media (max-width: 760px) { .footer-grid { grid-template-columns: 1fr; } }
.site-footer h4 { color: #fff; font-size: 0.95rem; margin-bottom: 14px; }
.site-footer a { text-decoration: none; color: rgba(255,255,255,0.78); }
.site-footer a:hover { color: var(--gold); }
.footer-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; font-size: 0.92rem; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.12);
  margin-top: 34px;
  padding-top: 18px;
  font-size: 0.82rem;
  color: rgba(255,255,255,0.55);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
}
.social-row { display: flex; gap: 10px; margin-top: 6px; }
.social-row a {
  width: 34px; height: 34px;
  border: 1px solid rgba(255,255,255,0.25);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 0.85rem;
  color: rgba(255,255,255,0.78);
  transition: color 0.15s ease, border-color 0.15s ease;
}
.social-row a:hover { color: var(--gold); border-color: var(--gold); }
.social-row svg { width: 16px; height: 16px; display: block; }

/* Sticky mobile CTA */
.mobile-cta {
  position: fixed;
  left: 0; right: 0; bottom: 0;
  z-index: 60;
  background: var(--paper);
  border-top: 1px solid var(--line);
  padding: 10px 16px calc(10px + env(safe-area-inset-bottom));
  display: none;
  box-shadow: 0 -6px 20px rgba(0,0,0,0.12);
}
@media (max-width: 640px) { .mobile-cta { display: block; } body { padding-bottom: 68px; } }

/* Page header (interior pages) */
.page-header {
  background: var(--ink);
  color: #fff;
  padding: 46px 0;
  text-align: center;
}
.page-header h1 { color: #fff; margin-bottom: 8px; }
.page-header p { color: rgba(255,255,255,0.78); max-width: 60ch; margin: 0 auto; }

/* Utility */
.mt-0 { margin-top: 0; }
.center { text-align: center; }
.visually-hidden {
  position: absolute; width: 1px; height: 1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap;
}