/* ===========================
   畑山 闘志 個人HP
   style.css
=========================== */

/* ---------- Reset & Base ---------- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --navy:      #0d1f3c;
  --navy-mid:  #1a3260;
  --gold:      #c9a84c;
  --gold-light:#e0c97a;
  --white:     #ffffff;
  --off-white: #f7f6f2;
  --gray-light:#ebebeb;
  --gray:      #888888;
  --text:      #1a1a1a;
  --text-sub:  #555555;

  --font-ja: 'Noto Sans JP', 'Hiragino Kaku Gothic ProN', 'Meiryo', sans-serif;
  --radius:  6px;
  --shadow:  0 4px 20px rgba(0,0,0,0.10);
  --transition: 0.25s ease;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-ja);
  color: var(--text);
  background: var(--white);
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}

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

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

ul {
  list-style: none;
}

/* ---------- Utility ---------- */
.section {
  padding: 80px 20px;
}

.section--dark {
  background: var(--navy);
  color: var(--white);
}

.section--off {
  background: var(--off-white);
}

.container {
  max-width: 960px;
  margin: 0 auto;
}

.section-label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 10px;
}

.section-title {
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 700;
  line-height: 1.3;
  margin-bottom: 40px;
  color: var(--navy);
}

.section--dark .section-title {
  color: var(--white);
}

.section-title::after {
  content: '';
  display: block;
  width: 48px;
  height: 3px;
  background: var(--gold);
  margin-top: 12px;
}

/* ---------- Header / Nav ---------- */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(13, 31, 60, 0.96);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid rgba(201,168,76,0.25);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
  height: 60px;
}

.header__logo {
  font-size: 1rem;
  font-weight: 700;
  color: var(--white);
  letter-spacing: 0.05em;
}

.header__logo span {
  color: var(--gold);
}

.nav__list {
  display: flex;
  gap: 28px;
}

.nav__list a {
  font-size: 0.82rem;
  font-weight: 600;
  color: rgba(255,255,255,0.82);
  letter-spacing: 0.06em;
  transition: color var(--transition);
}

.nav__list a:hover {
  color: var(--gold-light);
}

.header__cta {
  display: flex;
  align-items: center;
  gap: 10px;
}

.btn-tel {
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--gold);
  border: 1px solid var(--gold);
  border-radius: var(--radius);
  padding: 6px 14px;
  letter-spacing: 0.04em;
  transition: background var(--transition), color var(--transition);
  white-space: nowrap;
}

.btn-tel:hover {
  background: var(--gold);
  color: var(--navy);
}

.mobile-nav {
  display: none;
}

.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 30px;
  height: 30px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 0;
}

.hamburger span {
  display: block;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: transform 0.3s ease, opacity 0.3s ease;
}

.hamburger.is-open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.is-open span:nth-child(2) { opacity: 0; }
.hamburger.is-open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---------- Hero ---------- */
.hero {
  min-height: 100svh;
  background: var(--navy);
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding: 80px 24px 60px;
}

.hero__bg-pattern {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(201,168,76,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(201,168,76,0.04) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
}

.hero__inner {
  position: relative;
  max-width: 960px;
  margin: 0 auto;
  width: 100%;
}

.hero__label {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 16px;
}

.hero__name {
  font-size: clamp(2.6rem, 7vw, 5rem);
  font-weight: 900;
  color: var(--white);
  line-height: 1.1;
  letter-spacing: -0.01em;
  margin-bottom: 8px;
}

.hero__name-en {
  font-size: clamp(0.9rem, 2vw, 1.1rem);
  font-weight: 400;
  color: rgba(255,255,255,0.45);
  letter-spacing: 0.18em;
  margin-bottom: 28px;
}

.hero__tagline {
  font-size: clamp(1rem, 2.5vw, 1.35rem);
  font-weight: 700;
  color: rgba(255,255,255,0.92);
  line-height: 1.55;
  margin-bottom: 16px;
  max-width: 560px;
}

.hero__tagline em {
  font-style: normal;
  color: var(--gold-light);
}

.hero__sub {
  font-size: 0.88rem;
  color: rgba(255,255,255,0.55);
  margin-bottom: 40px;
  max-width: 480px;
  line-height: 1.7;
}

.hero__cta {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--gold);
  color: var(--navy);
  font-weight: 700;
  font-size: 0.95rem;
  padding: 14px 28px;
  border-radius: var(--radius);
  border: 2px solid var(--gold);
  transition: background var(--transition), color var(--transition), transform var(--transition);
  letter-spacing: 0.04em;
}

.btn-primary:hover {
  background: var(--gold-light);
  border-color: var(--gold-light);
  transform: translateY(-2px);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: transparent;
  color: var(--white);
  font-weight: 700;
  font-size: 0.95rem;
  padding: 14px 28px;
  border-radius: var(--radius);
  border: 2px solid rgba(255,255,255,0.35);
  transition: border-color var(--transition), background var(--transition), transform var(--transition);
  letter-spacing: 0.04em;
}

.btn-secondary:hover {
  border-color: var(--white);
  background: rgba(255,255,255,0.07);
  transform: translateY(-2px);
}

.hero__scroll {
  position: absolute;
  bottom: 28px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  opacity: 0.45;
}

.hero__scroll span {
  font-size: 0.65rem;
  letter-spacing: 0.15em;
  color: var(--white);
}

.hero__scroll-line {
  width: 1px;
  height: 36px;
  background: linear-gradient(to bottom, var(--white), transparent);
  animation: scrollLine 1.8s ease-in-out infinite;
}

@keyframes scrollLine {
  0%   { transform: scaleY(0); transform-origin: top; }
  50%  { transform: scaleY(1); transform-origin: top; }
  51%  { transform-origin: bottom; }
  100% { transform: scaleY(0); transform-origin: bottom; }
}

/* ---------- Results / Track Record ---------- */
.results__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
}

.result-card {
  background: var(--white);
  border: 1px solid var(--gray-light);
  border-radius: var(--radius);
  padding: 28px 24px;
  box-shadow: var(--shadow);
  transition: transform var(--transition), box-shadow var(--transition);
}

.result-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 32px rgba(0,0,0,0.13);
}

.result-card__category {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 8px;
}

.result-card__title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 10px;
}

.result-card__body {
  font-size: 0.85rem;
  color: var(--text-sub);
  line-height: 1.7;
}

/* ---------- Specialty ---------- */
.specialty__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
}

.specialty-card {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(201,168,76,0.25);
  border-radius: var(--radius);
  padding: 28px 20px;
  text-align: center;
  transition: background var(--transition), border-color var(--transition);
}

.specialty-card:hover {
  background: rgba(201,168,76,0.10);
  border-color: var(--gold);
}

.specialty-card__icon {
  font-size: 2.2rem;
  margin-bottom: 14px;
  line-height: 1;
}

.specialty-card__title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--gold-light);
  margin-bottom: 10px;
}

.specialty-card__body {
  font-size: 0.82rem;
  color: rgba(255,255,255,0.65);
  line-height: 1.7;
}

/* ---------- Why Choose / Strengths ---------- */
.strengths__list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 24px;
}

.strength-item {
  display: flex;
  gap: 18px;
  align-items: flex-start;
}

.strength-item__num {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  background: var(--navy);
  color: var(--gold);
  font-size: 1.1rem;
  font-weight: 900;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  letter-spacing: -0.02em;
}

.strength-item__content h3 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 6px;
}

.strength-item__content p {
  font-size: 0.84rem;
  color: var(--text-sub);
  line-height: 1.7;
}

/* ---------- Profile ---------- */
.profile {
  background: var(--navy);
}

.profile__inner {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 48px;
  align-items: center;
}

.profile__photo {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(201,168,76,0.3);
  border-radius: var(--radius);
  aspect-ratio: 3/4;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.profile__photo-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  color: rgba(255,255,255,0.35);
}

.profile__photo-placeholder .icon {
  font-size: 3.5rem;
  line-height: 1;
}

.profile__photo-placeholder span {
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: rgba(255,255,255,0.3);
}

.profile__name-ja {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 900;
  color: var(--white);
  letter-spacing: 0.04em;
  margin-bottom: 4px;
}

.profile__name-en {
  font-size: 0.9rem;
  color: rgba(255,255,255,0.4);
  letter-spacing: 0.18em;
  margin-bottom: 20px;
}

.profile__company {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--gold);
  border: 1px solid rgba(201,168,76,0.4);
  border-radius: 3px;
  padding: 4px 12px;
  letter-spacing: 0.04em;
  margin-bottom: 24px;
}

.profile__bio {
  font-size: 0.9rem;
  color: rgba(255,255,255,0.75);
  line-height: 1.9;
  max-width: 520px;
}

/* ---------- Contact ---------- */
.contact__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
  margin-bottom: 40px;
}

.contact-card {
  background: var(--white);
  border: 1px solid var(--gray-light);
  border-radius: var(--radius);
  padding: 28px 24px;
  text-align: center;
  box-shadow: var(--shadow);
  transition: transform var(--transition), box-shadow var(--transition);
}

.contact-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 28px rgba(0,0,0,0.12);
}

.contact-card__icon {
  font-size: 2rem;
  margin-bottom: 10px;
}

.contact-card__label {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gray);
  margin-bottom: 8px;
}

.contact-card__value {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--navy);
  word-break: break-all;
}

.contact-card__value a {
  color: var(--navy);
  transition: color var(--transition);
}

.contact-card__value a:hover {
  color: var(--gold);
}

.contact-card--line .contact-card__value a {
  color: #06c755;
}

.contact__note {
  text-align: center;
  font-size: 0.82rem;
  color: var(--text-sub);
  line-height: 1.8;
}

/* ---------- Footer ---------- */
.footer {
  background: var(--navy);
  border-top: 1px solid rgba(201,168,76,0.2);
  padding: 32px 24px;
  text-align: center;
}

.footer__name {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 4px;
}

.footer__company {
  font-size: 0.75rem;
  color: rgba(255,255,255,0.4);
  margin-bottom: 16px;
}

.footer__copy {
  font-size: 0.72rem;
  color: rgba(255,255,255,0.3);
  letter-spacing: 0.04em;
}

/* ---------- Floating CTA (mobile) ---------- */
.float-cta {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 90;
  background: var(--navy);
  border-top: 1px solid rgba(201,168,76,0.3);
  padding: 10px 16px;
  gap: 10px;
}

.float-cta a {
  flex: 1;
  text-align: center;
  font-size: 0.88rem;
  font-weight: 700;
  padding: 12px 8px;
  border-radius: var(--radius);
  letter-spacing: 0.03em;
}

.float-cta .fc-tel {
  background: var(--gold);
  color: var(--navy);
}

.float-cta .fc-line {
  background: #06c755;
  color: var(--white);
}

/* ---------- Responsive ---------- */
@media (max-width: 768px) {
  .section {
    padding: 60px 18px;
  }

  .nav__list,
  .header__cta .btn-tel {
    display: none;
  }

  .hamburger {
    display: flex;
  }

  /* Mobile nav drawer */
  .mobile-nav {
    display: none;
    position: fixed;
    top: 60px;
    left: 0;
    right: 0;
    background: var(--navy);
    border-bottom: 1px solid rgba(201,168,76,0.2);
    padding: 20px 24px 28px;
    z-index: 99;
  }

  .mobile-nav.is-open {
    display: block;
  }

  .mobile-nav ul {
    display: flex;
    flex-direction: column;
    gap: 0;
  }

  .mobile-nav ul li a {
    display: block;
    padding: 14px 0;
    border-bottom: 1px solid rgba(255,255,255,0.08);
    font-size: 0.95rem;
    font-weight: 600;
    color: rgba(255,255,255,0.85);
    letter-spacing: 0.04em;
  }

  .mobile-nav ul li:last-child a {
    border-bottom: none;
  }

  .hero {
    padding: 80px 18px 100px;
    min-height: 100svh;
  }

  .hero__scroll {
    display: none;
  }

  .profile__inner {
    grid-template-columns: 1fr;
  }

  .profile__photo {
    max-width: 220px;
    margin: 0 auto;
  }

  .float-cta {
    display: flex;
  }

  .contact__grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  .results__grid {
    grid-template-columns: 1fr;
  }

  .specialty__grid {
    grid-template-columns: 1fr 1fr;
  }

  .strengths__list {
    grid-template-columns: 1fr;
  }
}

/* ---------- Fade-in animation ---------- */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.is-visible {
  opacity: 1;
  transform: translateY(0);
}