/*
  Shintaro TSUKAMOTO — Personal LP
  Direction: SOFT / Neumorphism。柔らかい曲面と影、オレンジは差し色。
  Hero → About → Works → Reading → Footer の縦リズム。
*/

:root {
  --bg: #fbf5ec;
  --surface: #fffaf2;
  --ink: #2a201a;
  --mute: #7a6a5c;
  --orange: #ef7a32;
  --orange-soft: #ffd7b9;
  --shadow: 18px 22px 60px rgba(168, 110, 64, 0.18), -6px -8px 20px rgba(255, 255, 255, 0.9);
  --shadow-soft: 0 10px 28px rgba(168, 110, 64, 0.10);
}

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

html { scroll-behavior: smooth; }
html, body { background: var(--bg); color: var(--ink); }

body {
  font-family: "Hiragino Sans", "Helvetica Neue", system-ui, sans-serif;
  font-weight: 400;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}

.page {
  max-width: 760px;
  margin: 0 auto;
  padding: 64px 22px 96px;
}

/* ---------- Hero ---------- */
.hero {
  background: var(--surface);
  border-radius: 32px;
  padding: 56px 36px 48px;
  box-shadow: var(--shadow);
  position: relative;
  overflow: hidden;
}
.blob {
  position: absolute;
  width: 240px;
  height: 240px;
  background: var(--orange-soft);
  border-radius: 50%;
  top: -80px;
  right: -80px;
  opacity: 0.7;
  filter: blur(2px);
}
.hero-eyebrow {
  font-size: 12px;
  letter-spacing: 0.24em;
  color: var(--orange);
  text-transform: uppercase;
  margin-bottom: 18px;
}
.hero-name {
  font-size: clamp(40px, 9vw, 72px);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.05;
  position: relative;
  display: inline-block;
}
.underline-svg {
  display: block;
  margin: -6px 0 0 -4px;
  width: 260px;
  max-width: 80%;
}
.hero-role {
  margin-top: 28px;
  font-size: 17px;
  color: var(--mute);
  max-width: 460px;
  line-height: 1.65;
}
.hero-tag {
  display: inline-block;
  margin-top: 24px;
  background: var(--orange);
  color: #fffaf2;
  padding: 10px 18px;
  border-radius: 999px;
  font-size: 13px;
  letter-spacing: 0.06em;
}

/* ---------- Section ---------- */
.section { margin-top: 64px; }
.section-title {
  font-size: 13px;
  letter-spacing: 0.28em;
  color: var(--orange);
  text-transform: uppercase;
  margin-bottom: 22px;
  padding-left: 12px;
}
.section-lead {
  font-size: 14px;
  color: var(--mute);
  line-height: 1.7;
  margin: -8px 0 22px;
  padding-left: 12px;
  max-width: 600px;
}

/* ---------- About ---------- */
.about-card {
  background: var(--surface);
  border-radius: 28px;
  padding: 36px 30px;
  box-shadow: var(--shadow);
}
.about-card p {
  font-size: 17px;
  color: var(--ink);
  line-height: 1.85;
  margin-bottom: 18px;
}
.about-card p:last-child { margin-bottom: 0; }
.about-card .accent-wave {
  background: linear-gradient(transparent 65%, var(--orange-soft) 65%);
  padding: 0 2px;
  font-weight: 600;
}

/* ---------- Works ---------- */
.works {
  display: flex;
  flex-direction: column;
  gap: 22px;
}
.work {
  background: var(--surface);
  border-radius: 24px;
  box-shadow: var(--shadow);
  text-decoration: none;
  color: var(--ink);
  transition: transform 0.18s ease;
  display: block;
  overflow: hidden;
}
.work:hover { transform: translateY(-3px); }

/* スクリーンショット枠。画像が無い間はプレースホルダ背景を表示する。 */
.work-shot {
  position: relative;
  aspect-ratio: 16 / 9;
  background-color: var(--bg);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='46' height='46' viewBox='0 0 24 24' fill='none' stroke='%23cbb39d' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Crect x='3' y='4' width='18' height='16' rx='2.5'/%3E%3Ccircle cx='8.5' cy='9.5' r='1.6'/%3E%3Cpath d='M21 15l-4.5-4.5L8 19'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: center;
  background-size: 46px;
  border-bottom: 1px solid rgba(168, 110, 64, 0.08);
}
.work-shot img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* モーダル内スライドショー（複数画像を切替表示） */
.modal-shot {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  margin-bottom: 22px;
  border-radius: 18px;
  overflow: hidden;
  background: var(--bg);
}
.shot-frame {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
  transition: opacity 0.7s ease;
}
.shot-frame.is-active { opacity: 1; }
.shot-dots {
  position: absolute;
  bottom: 10px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 7px;
  z-index: 2;
}
.shot-dots span {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.65);
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.25);
  cursor: pointer;
}
.shot-dots span.is-active { background: var(--orange); }

.work-body { padding: 22px 26px 22px; }

.work-title {
  font-size: 27px;
  font-weight: 600;
  letter-spacing: -0.01em;
  line-height: 1.25;
  margin-bottom: 12px;
}
.work-desc {
  font-size: 15px;
  color: var(--mute);
  line-height: 1.7;
}

/* ---------- Reading ---------- */
.readings {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.reading {
  background: var(--surface);
  border-radius: 22px;
  padding: 22px 26px;
  box-shadow: var(--shadow-soft);
  text-decoration: none;
  color: var(--ink);
  display: flex;
  flex-direction: column;
  gap: 8px;
  transition: transform 0.18s ease, box-shadow 0.18s ease;
}
.reading:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow);
}
.reading-cat {
  font-size: 11px;
  letter-spacing: 0.22em;
  color: var(--orange);
  text-transform: uppercase;
  font-weight: 600;
}
.reading-title {
  font-size: 17px;
  font-weight: 600;
  line-height: 1.5;
  letter-spacing: -0.005em;
}
.reading-quote {
  font-size: 13px;
  color: var(--mute);
  line-height: 1.7;
  font-style: italic;
}
.reading-meta {
  margin-top: 4px;
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--mute);
}

/* ---------- Footer ---------- */
footer.foot {
  margin-top: 80px;
  background: var(--surface);
  border-radius: 28px;
  padding: 30px 30px 26px;
  box-shadow: var(--shadow-soft);
  display: flex;
  flex-direction: column;
  gap: 16px;
  align-items: center;
  text-align: center;
}
.foot-label {
  font-size: 11px;
  letter-spacing: 0.28em;
  color: var(--orange);
  text-transform: uppercase;
}
.foot-social {
  display: flex;
  gap: 14px;
}
.foot-social a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
  color: var(--ink);
  background: var(--bg);
  padding: 10px 18px;
  border-radius: 999px;
  font-size: 13px;
  letter-spacing: 0.04em;
  transition: transform 0.18s ease, color 0.18s ease;
}
.foot-social a:hover { transform: translateY(-2px); color: var(--orange); }
.foot-social svg { width: 16px; height: 16px; }
.foot-copy {
  font-size: 11px;
  color: var(--mute);
  letter-spacing: 0.06em;
}

/* ---------- Modal（プロダクト詳細） ---------- */
.work[data-work] { cursor: pointer; }

.modal-open { overflow: hidden; }

.modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: rgba(42, 32, 26, 0.45);
  -webkit-backdrop-filter: blur(3px);
  backdrop-filter: blur(3px);
}
.modal-overlay[hidden] { display: none; }

.modal-card {
  position: relative;
  width: 100%;
  max-width: 520px;
  max-height: 86vh;
  overflow-y: auto;
  background: var(--surface);
  border-radius: 28px;
  padding: 40px 34px 34px;
  box-shadow: var(--shadow);
}

.modal-close {
  position: absolute;
  top: 18px;
  right: 18px;
  width: 40px;
  height: 40px;
  border: none;
  border-radius: 50%;
  background: var(--bg);
  color: var(--mute);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: color 0.18s ease, transform 0.18s ease;
}
.modal-close:hover { color: var(--orange); transform: translateY(-1px); }
.modal-close svg { width: 18px; height: 18px; }

.modal-title {
  font-size: 24px;
  font-weight: 600;
  letter-spacing: -0.01em;
  line-height: 1.3;
  margin-bottom: 6px;
  padding-right: 40px;
}

.modal-block { margin-top: 20px; }
.modal-w {
  display: block;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--orange);
  margin-bottom: 6px;
}
.modal-block p {
  font-size: 15px;
  line-height: 1.85;
  color: var(--ink);
}

.modal-cta {
  display: block;
  width: fit-content;
  margin: 28px 0 0 auto;
  background: var(--orange);
  color: #fffaf2;
  padding: 12px 24px;
  border-radius: 999px;
  font-size: 13px;
  letter-spacing: 0.04em;
  text-align: center;
  text-decoration: none;
  transition: transform 0.18s ease;
}
.modal-cta:hover { transform: translateY(-2px); }

.modal-note {
  display: block;
  width: fit-content;
  margin: 28px 0 0 auto;
  background: var(--bg);
  color: var(--mute);
  padding: 12px 24px;
  border-radius: 999px;
  font-size: 13px;
  letter-spacing: 0.04em;
}

/* ---------- アクセシビリティ・レスポンシブ ---------- */
a:focus-visible,
.modal-close:focus-visible,
.modal-cta:focus-visible {
  outline: 2px solid var(--orange);
  outline-offset: 3px;
  border-radius: 6px;
}

@media (max-width: 480px) {
  .page { padding: 44px 16px 72px; }
  .hero { padding: 44px 26px 38px; }
  .about-card { padding: 30px 22px; }
  .work-body { padding: 20px 20px; }
  .work-title { font-size: 23px; }
  .modal-overlay { padding: 14px; }
  .modal-card { padding: 34px 22px 26px; }
  .modal-title { font-size: 21px; }
  .modal-cta { width: 100%; margin-left: 0; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { transition: none !important; }
}