/* AK CAMERA — aku-niconico.github.io/akcam/
   プロフィールページ（../index.html）と同じ配色・書体に合わせてある */

:root {
  --navy: #0f1f3d;
  --navy-mid: #1a3260;
  --accent: #c8a96e;
  --accent-light: #e8d5a8;
  --white: #f8f7f4;
  --gray-light: #edecea;
  --gray-mid: #b8b5ae;
  --gray-dark: #6b6860;
  --text: #1a1a1a;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  background: var(--white);
  color: var(--text);
  font-family: 'Noto Sans JP', 'DM Sans', sans-serif;
  font-weight: 300;
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { color: var(--navy-mid); }

/* ── NAV ── */
nav {
  position: sticky; top: 0; z-index: 50;
  background: rgba(248, 247, 244, 0.94);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(15, 31, 61, 0.08);
  height: 56px; padding: 0 1.5rem;
  display: flex; align-items: center; justify-content: space-between;
}
.nav-logo {
  font-family: 'DM Mono', monospace;
  font-size: .95rem; letter-spacing: .12em; color: var(--navy);
  text-decoration: none;
}
.nav-links { display: flex; gap: 1.4rem; list-style: none; }
.nav-links a {
  font-size: .72rem; letter-spacing: .08em; text-transform: uppercase;
  color: var(--gray-dark); text-decoration: none; transition: color .2s;
}
.nav-links a:hover, .nav-links a.on { color: var(--navy); }

/* ── HERO ── */
.hero {
  background: var(--navy); color: var(--white);
  padding: 4.5rem 1.5rem 4rem; text-align: center;
  background-size: cover; background-position: center;
  position: relative; overflow: hidden;
}
.hero::after {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(15,31,61,.82) 0%, rgba(15,31,61,.94) 100%);
}
.hero > * { position: relative; z-index: 1; }
.hero-icon {
  width: 108px; height: 108px; margin: 0 auto 1.4rem;
  border-radius: 24px; box-shadow: 0 12px 36px rgba(0,0,0,.45);
}
.hero h1 {
  font-family: 'DM Sans', sans-serif; font-weight: 500;
  font-size: clamp(2.1rem, 7vw, 3.1rem); letter-spacing: .06em;
}
.hero-tag { color: var(--accent); font-size: 1.02rem; margin-top: .5rem; letter-spacing: .04em; }
.hero-desc { color: var(--gray-mid); font-size: .9rem; margin-top: 1.2rem; }
.badge {
  display: inline-block; margin-top: 1.6rem; padding: .42rem 1.1rem;
  border: 1px solid var(--accent); border-radius: 999px;
  color: var(--accent); font-size: .74rem; letter-spacing: .1em;
  text-decoration: none;
}

/* ── SECTION ── */
section { padding: 3.6rem 1.5rem; }
.inner { max-width: 940px; margin: 0 auto; }
.label {
  font-family: 'DM Mono', monospace; font-size: .68rem;
  letter-spacing: .2em; color: var(--accent); text-transform: uppercase;
}
h2 {
  font-weight: 400; font-size: clamp(1.4rem, 4.4vw, 1.9rem);
  color: var(--navy); margin-top: .3rem; letter-spacing: .03em;
}
.rule { width: 52px; height: 2px; background: var(--accent); margin: 1rem 0 1.8rem; }
h3 {
  font-weight: 500; font-size: 1.06rem; color: var(--navy);
  margin: 2.2rem 0 .6rem; letter-spacing: .02em;
}
p + p { margin-top: .8rem; }
.muted { color: var(--gray-dark); font-size: .86rem; }

.alt { background: var(--gray-light); }

/* ── CARDS ── */
.cards { display: grid; gap: 1.2rem; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); }
.card {
  background: #fff; border: 1px solid rgba(15,31,61,.08);
  border-radius: 4px; padding: 1.5rem;
}
.card h3 { margin: 0 0 .5rem; font-size: 1rem; }
.card p { font-size: .88rem; color: var(--gray-dark); }

/* ── GALLERY ── */
.gallery { display: grid; gap: .9rem; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); }
.gallery figure { margin: 0; }
.gallery img { border-radius: 3px; }
.gallery figcaption { font-size: .76rem; color: var(--gray-dark); margin-top: .45rem; }

.shots { display: grid; gap: 1.4rem; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); }
.shots figure { margin: 0; text-align: center; }
.shots img { border-radius: 10px; border: 1px solid rgba(15,31,61,.12); }
.shots figcaption { font-size: .8rem; color: var(--gray-dark); margin-top: .6rem; }

/* ── TABLE ── */
table { width: 100%; border-collapse: collapse; font-size: .88rem; }
th, td { text-align: left; padding: .7rem .6rem; border-bottom: 1px solid rgba(15,31,61,.1); vertical-align: top; }
th { color: var(--navy); font-weight: 500; white-space: nowrap; }

/* ── STEP LIST ── */
ol.steps { list-style: none; counter-reset: s; }
ol.steps li {
  counter-increment: s; position: relative;
  padding: .55rem 0 .55rem 2.6rem; border-bottom: 1px solid rgba(15,31,61,.08);
  font-size: .92rem;
}
ol.steps li::before {
  content: counter(s); position: absolute; left: 0; top: .6rem;
  width: 1.75rem; height: 1.75rem; border-radius: 50%;
  border: 1px solid var(--accent); color: var(--accent);
  font-family: 'DM Mono', monospace; font-size: .78rem;
  display: flex; align-items: center; justify-content: center;
}

ul.plain { list-style: none; }
ul.plain li { padding: .35rem 0 .35rem 1.1rem; position: relative; font-size: .92rem; }
ul.plain li::before { content: '—'; position: absolute; left: 0; color: var(--accent); }

.side { display: grid; gap: 2rem; grid-template-columns: minmax(230px, 320px) 1fr; align-items: start; }
@media (max-width: 700px) { .side { grid-template-columns: 1fr; } }
.side img { border-radius: 10px; border: 1px solid rgba(15,31,61,.12); }

.note {
  background: #fff; border-left: 3px solid var(--accent);
  padding: .9rem 1.1rem; font-size: .86rem; color: var(--gray-dark); margin-top: 1rem;
}

/* ── BUTTONS ── */
.btnrow { display: flex; flex-wrap: wrap; gap: .7rem; margin-top: 1.4rem; }
.btn {
  display: inline-block; padding: .6rem 1.15rem; border-radius: 3px;
  border: 1px solid rgba(15,31,61,.22); color: var(--navy); background: #fff;
  text-decoration: none; font-size: .86rem; letter-spacing: .03em;
  transition: background .2s, border-color .2s, color .2s;
}
.btn:hover { background: var(--navy); border-color: var(--navy); color: var(--white); }
.btn-accent { border-color: var(--accent); color: #8a6d33; }
.btn-accent:hover { background: var(--accent); border-color: var(--accent); color: var(--navy); }

footer {
  background: var(--navy); color: var(--gray-mid);
  padding: 2.6rem 1.5rem; font-size: .8rem; text-align: center;
}
footer a { color: var(--accent-light); text-decoration: none; }
footer .rule { margin: 1.2rem auto; }

/* ライセンス全文（licenses.html）。地が明るいので枠線は navy 側で引く */
blockquote {
  margin: .9rem 0 1.4rem;
  padding: .9rem 1.1rem;
  background: #fff;
  border-left: 2px solid rgba(15,31,61,.14);
  color: var(--gray-dark);
  font-size: .8rem;
  line-height: 1.8;
  word-break: break-word;
}