/* ============================================
   PHOENIX ACCOUNTING GROUP - Home Page CSS
   ============================================ */

/* ─── HERO ─── */
#hero {
  position: relative;
  width: 100%;
  height: 100vh;
  min-height: 700px;
  overflow: hidden;
  background: var(--color-navy-dark);
}

.hero-slider {
  position: relative;
  width: 100%;
  height: 100%;
}

.hero-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 1.4s cubic-bezier(0.4, 0, 0.2, 1);
  display: flex;
  align-items: center;
}

.hero-slide.active { opacity: 1; z-index: 2; }
.hero-slide.prev   { opacity: 0; z-index: 1; }

.hero-slide-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  transform: scale(1.08);
  transition: transform 8s cubic-bezier(0.2, 0, 0.3, 1);
  will-change: transform;
}

.hero-slide.active .hero-slide-bg {
  transform: scale(1.0);
}

.hero-slide-overlay {
  position: absolute;
  inset: 0;
  background: var(--gradient-hero);
  opacity: 0.58;
}

/* CSS-only hero backgrounds using gradients */
.hero-slide-1 .hero-slide-bg {
  background:
    linear-gradient(160deg, rgba(6,15,32,0.58) 0%, rgba(11,29,58,0.34) 100%),
    linear-gradient(120deg, #17345A 0%, #3B638F 50%, #17345A 100%);
  background-size: cover;
}

.hero-slide-2 .hero-slide-bg {
  background:
    linear-gradient(160deg, rgba(6,15,32,0.58) 0%, rgba(11,29,58,0.34) 100%),
    linear-gradient(135deg, #102442 0%, #2D527B 60%, #17345A 100%);
  background-size: cover;
}

/* Hero Canvas for particle effects */
#hero-canvas {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 3;
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--container-pad);
  padding-top: var(--nav-height);
}

.hero-slide-inner {
  max-width: 900px;
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  font-family: var(--font-heading);
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  letter-spacing: var(--tracking-widest);
  text-transform: uppercase;
  color: var(--color-gold);
  margin-bottom: var(--space-6);
}

.hero-eyebrow::before {
  content: '';
  display: block;
  width: 32px;
  height: 1.5px;
  background: var(--color-gold);
  border-radius: var(--radius-full);
}

.hero-title {
  font-family: var(--font-heading);
  font-size: clamp(1.9rem, 4.5vw, var(--text-hero));
  font-weight: var(--weight-black);
  letter-spacing: -0.03em;
  line-height: 1.0;
  color: var(--color-white);
  margin-bottom: var(--space-8);
  overflow: hidden;
}

.hero-title-line {
  display: block;
  overflow: hidden;
}

.hero-title-text {
  display: block;
  transform: translateY(100%);
  opacity: 0;
  transition: transform 0.9s cubic-bezier(0.2, 0.8, 0.3, 1),
              opacity 0.9s ease;
}

.hero-slide.active .hero-title-text {
  transform: translateY(0);
  opacity: 1;
}

.hero-slide.active .hero-title-text:nth-child(2) {
  transition-delay: 0.15s;
}

.hero-title .text-gradient {
  background: var(--gradient-gold);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-desc {
  font-size: clamp(0.9rem, 1.2vw, var(--text-md));
  line-height: var(--leading-relaxed);
  color: rgba(255,255,255,0.80);
  max-width: 640px;
  margin-bottom: var(--space-10);
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.8s ease 0.5s, transform 0.8s ease 0.5s;
}

.hero-slide.active .hero-desc {
  opacity: 1;
  transform: translateY(0);
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.8s ease 0.7s, transform 0.8s ease 0.7s;
}

.hero-slide.active .hero-actions {
  opacity: 1;
  transform: translateY(0);
}

/* Hero indicator dots */
.hero-dots {
  position: absolute;
  bottom: var(--space-10);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: var(--space-3);
  z-index: 5;
}

.hero-dot {
  width: 8px;
  height: 8px;
  border-radius: var(--radius-full);
  background: rgba(255,255,255,0.3);
  border: none;
  cursor: pointer;
  transition: all var(--transition-base);
  padding: 0;
}

.hero-dot.active {
  width: 28px;
  background: var(--color-gold);
}

/* Hero scroll indicator */
.hero-scroll {
  position: absolute;
  bottom: var(--space-10);
  right: var(--container-pad);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
  z-index: 5;
}

.hero-scroll-label {
  font-family: var(--font-heading);
  font-size: 10px;
  font-weight: var(--weight-semibold);
  letter-spacing: var(--tracking-widest);
  text-transform: uppercase;
  color: rgba(255,255,255,0.5);
  writing-mode: vertical-lr;
  transform: rotate(180deg);
}

.hero-scroll-line {
  width: 1px;
  height: 60px;
  background: linear-gradient(to bottom, rgba(201,168,76,0.6), transparent);
  animation: scrollLineAnim 2s ease-in-out infinite;
}

@keyframes scrollLineAnim {
  0%   { transform: scaleY(0); transform-origin: top; }
  40%  { transform: scaleY(1); transform-origin: top; }
  41%  { transform-origin: bottom; }
  80%  { transform: scaleY(0); transform-origin: bottom; }
  100% { transform: scaleY(0); transform-origin: top; }
}

/* Hero geometric accents */
.hero-geo {
  position: absolute;
  z-index: 2;
  pointer-events: none;
}

.hero-geo-ring {
  top: 15%;
  right: 8%;
  width: 300px;
  height: 300px;
  border: 1px solid rgba(201,168,76,0.12);
  border-radius: 50%;
  animation: rotateSlow 30s linear infinite;
}

.hero-geo-ring::before {
  content: '';
  position: absolute;
  inset: 20px;
  border: 1px solid rgba(201,168,76,0.08);
  border-radius: 50%;
}

.hero-geo-diamond {
  bottom: 20%;
  right: 15%;
  width: 60px;
  height: 60px;
  border: 1.5px solid rgba(201,168,76,0.25);
  transform: rotate(45deg);
  animation: float 6s ease-in-out infinite;
}

/* ─── NEWS SECTION ─── */
#home-news {
  padding: var(--space-20) 0;
  background: var(--color-white);
  border-bottom: 1px solid var(--color-gray-100);
}
.home-news-inner {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: var(--space-16);
  align-items: start;
}
.home-news-label {
  position: sticky;
  top: calc(var(--nav-height) + var(--space-8));
}
.home-news-label h2 {
  font-family: var(--font-heading);
  font-size: var(--text-2xl);
  font-weight: var(--weight-black);
  color: var(--color-navy);
  line-height: 1;
  margin-bottom: var(--space-3);
}
.home-news-list {}

/* ── News items ── */
#news-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

#news-list li {
  display: grid;
  grid-template-columns: 130px 1fr; /* ２．日付列固定・表題の頭を揃える */
  gap: 0 1.5rem;                    /* ２．日付と表題の間の空間 */
  align-items: baseline;
  padding: 0.35rem 0;               /* ３．行間隔を広げる */
  border-bottom: 1px solid var(--color-gray-100);
  font-size: 1.05rem;               /* ４．文字を少し大きく */
}

#news-list li .date {
  color: #2d6a2d;                   /* １．濃い緑色 */
  white-space: nowrap;
  font-size: inherit;
}

#news-list li a {
  color: var(--color-navy);
  text-decoration: none;
  line-height: 1.6;
}

#news-list li a:hover {
  text-decoration: underline;
  color: var(--color-gold);
}

@media (max-width: 640px) {
  #news-list li {
    grid-template-columns: 88px 1fr;
    gap: 0 0.75rem;
    font-size: 0.82rem;
  }

  #news-list li a {
    line-height: 1.5;
  }
}

/* ─── MISSION SECTION ─── */
#home-mission {
  position: relative;
  padding: var(--space-40) 0;
  background: var(--color-crimson);
  background-image: linear-gradient(160deg, var(--color-crimson) 0%, var(--color-crimson-deep) 100%);
  overflow: hidden;
}

#home-mission::before {
  content: '';
  position: absolute;
  top: -40%;
  left: -10%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(201,168,76,0.07) 0%, transparent 70%);
  pointer-events: none;
}

#home-mission::after {
  content: '';
  position: absolute;
  bottom: -30%;
  right: -10%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(201,168,76,0.05) 0%, transparent 70%);
  pointer-events: none;
}

.mission-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-20);
  align-items: center;
}

.mission-visual {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  aspect-ratio: 4/3;
}

.mission-visual-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s ease;
}

.mission-visual:hover .mission-visual-img {
  transform: scale(1.04);
}

.mission-visual-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 40%, rgba(6,15,32,0.5) 100%);
}

.mission-visual-placeholder {
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, #0B1D3A 0%, #1C3A5E 50%, #0B1D3A 100%);
  display: flex;
  align-items: center;
  justify-content: center;
}

.mission-content {}

.mission-intro {
  font-size: var(--text-md);
  line-height: var(--leading-loose);
  color: rgba(255,255,255,0.80);
  margin-bottom: var(--space-8);
}

.mission-intro white{
  font-size: var(--text-md);
  line-height: var(--leading-loose);
  color: rgba(255,255,255);
  margin-bottom: var(--space-8);
}

.mission-intro strong {
  color: var(--color-gold);
  font-weight: var(--weight-semibold);
}

/* ─── 経営理念 ─── */
#home-philosophy {
  padding: var(--space-40) 0;
  background: var(--color-off-white);
  position: relative;
}

.philosophy-bg-text {
  position: absolute;
  font-family: var(--font-heading);
  font-size: 14vw;
  font-weight: var(--weight-black);
  color: rgba(11,29,58,0.03);
  letter-spacing: -0.05em;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  white-space: nowrap;
  pointer-events: none;
  user-select: none;
}

.philosophy-content {
  max-width: 820px;
  margin: 0 auto;
}

.philosophy-header {
  text-align: center;
  margin-bottom: var(--space-16);
}

.philosophy-items {
  display: flex;
  flex-direction: column;
  gap: var(--space-8);
}

.philosophy-item {
  display: grid;
  grid-template-columns: 60px 1fr;
  gap: var(--space-6);
  align-items: start;
  padding: var(--space-8);
  background: var(--color-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  border-left: 3px solid transparent;
  transition: all var(--transition-base);
}

.philosophy-item:hover {
  border-left-color: var(--color-gold);
  transform: translateX(6px);
  box-shadow: var(--shadow-md);
}

.philosophy-num {
  font-family: var(--font-heading);
  font-size: var(--text-3xl);
  font-weight: var(--weight-black);
  color: rgba(201,168,76,0.2);
  line-height: 1;
  text-align: right;
}

.philosophy-text h3 {
  font-size: var(--text-lg);
  color: var(--color-navy);
  margin-bottom: var(--space-3);
}

.philosophy-text p {
  font-size: var(--text-base);
  color: var(--color-gray-500);
  line-height: var(--leading-relaxed);
}

/* ─── ORIGIN SECTION ─── */
#home-origin {
  padding: var(--space-40) 0;
  background: var(--color-white);
  position: relative;
  overflow: hidden;
}

.origin-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-20);
  align-items: center;
}

.origin-text {}

.origin-logo-wrap {
  display: flex;
  justify-content: center;
  align-items: center;
}

.origin-logo-display {
  width: 400px;
  height: 400px;
  background: var(--gradient-navy);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  box-shadow: var(--shadow-navy);
}

.origin-logo-display::before {
  content: '';
  position: absolute;
  inset: -1px;
  border-radius: var(--radius-full);
  background: var(--gradient-gold);
  z-index: -1;
  opacity: 0.5;
}

.origin-logo-display img {
  width: 320px;
  height: auto;
}

/* ─── PRINCIPLES SECTION ─── */
#home-principles {
  padding: var(--space-40) 0;
  background: var(--color-crimson);
  background-image: linear-gradient(200deg, var(--color-crimson) 0%, var(--color-crimson-deep) 100%);
  position: relative;
  overflow: hidden;
}
.principles-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr); /* 6列ベースで中央寄せを実現 */
  gap: var(--space-6);
  margin-top: var(--space-16);
}

/* 上段：3枚を均等に並べる */
.principle-card:nth-child(1) { grid-column: 1 / 3; }
.principle-card:nth-child(2) { grid-column: 3 / 5; }
.principle-card:nth-child(3) { grid-column: 5 / 7; }

/* 下段：2枚を中央寄せ */
.principle-card:nth-child(4) { grid-column: 2 / 4; }
.principle-card:nth-child(5) { grid-column: 4 / 6; }

.principle-card {
  padding: var(--space-10) var(--space-8); /* 上下左右のpaddingを増やして太く */
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.07);
  border-radius: var(--radius-lg);
  text-align: center;
  transition: all var(--transition-base);
  cursor: default;
}
.principle-card:hover {
  background: rgba(201,168,76,0.08);
  border-color: rgba(201,168,76,0.25);
  transform: translateY(-6px);
  box-shadow: 0 16px 48px rgba(0,0,0,0.3);
}
.principle-num {
  font-family: var(--font-heading);
  font-size: var(--text-4xl);
  font-weight: var(--weight-black);
  background: var(--gradient-gold);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: var(--space-4);
  line-height: 1;
}
.principle-title {
  font-size: var(--text-2xl);
  font-weight: var(--weight-semibold);
  color: var(--color-white);
  margin-bottom: var(--space-3);
}
.principle-desc {
  font-size: var(--text-base);
  color: rgba(255,255,255,0.55);
  line-height: var(--leading-relaxed);
}

@media (max-width: 900px) {
  .principles-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-4);
  }

  .principle-card:nth-child(1),
  .principle-card:nth-child(2),
  .principle-card:nth-child(3),
  .principle-card:nth-child(4),
  .principle-card:nth-child(5) {
    grid-column: auto;
  }

  .principle-card {
    padding: var(--space-8) var(--space-5);
  }
}

@media (max-width: 560px) {
  .principles-grid {
    grid-template-columns: 1fr;
  }
}

/* ─── GLOBAL NETWORK ─── */
#home-network {
  padding: var(--space-40) 0;
  background: var(--color-gray);
  position: relative;
}

.network-header {
  text-align: center;
  margin-bottom: var(--space-16);
}

.network-map-wrap {
  position: relative;
  margin-bottom: var(--space-12);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  background: var(--color-navy);
  aspect-ratio: 16/6;
  display: flex;
  align-items: center;
  justify-content: center;
}

.network-map-img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  opacity: 0.8;
}

.network-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}

.network-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  box-shadow: var(--shadow-sm);
  border: 3px solid var(--color-red-100);
  transition: all var(--transition-base);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.network-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: rgba(201,168,76,0.5);
}

.network-card-country {
  font-family: var(--font-heading);
  font-size: var(--text-m);
  font-weight: var(--weight-semibold);
  letter-spacing: var(--tracking-wide);
  color: var(--color-gold);
  text-transform: uppercase;
}

.network-card-name {
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  color: var(--color-navy);
  line-height: var(--leading-snug);
}

.network-card-url {
  font-size: var(--text-xs);
  color: var(--color-gray-400);
  font-family: var(--font-heading);
}