.page-home {
  --hero-title-size: clamp(2.8rem, 8vw, 5.2rem);
  --hero-tagline-size: clamp(1rem, 3vw, 1.8rem);
  --card-min-height: 320px;
  --tilt-angle: -3deg;
  --glow-gold: 0 0 20px rgba(195,155,119,0.5);
  --bg-gradient: linear-gradient(180deg, #0D0D0D 0%, #1A1A1A 40%, #0D0D0D 100%);
  background: var(--bg-gradient);
  color: var(--color-text-primary, #FFFFFF);
}

/* 按钮重定义防止冲突 */
.page-home .btn {
  display: inline-block;
  padding: 0.75rem 2rem;
  font-family: var(--font-headings, 'Arial Black', sans-serif);
  font-weight: 900;
  font-style: italic;
  text-transform: uppercase;
  letter-spacing: 2px;
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: all 0.3s ease;
}
.page-home .btn--primary {
  background: linear-gradient(135deg, #C39B77, #FFD700);
  color: #0D0D0D;
}
.page-home .btn--primary:hover,
.page-home .btn--primary:focus {
  box-shadow: var(--glow-gold);
  transform: scale(1.02);
}
.page-home .btn--secondary {
  background: transparent;
  border: 2px solid #C39B77;
  color: #C39B77;
}
.page-home .btn--secondary:hover,
.page-home .btn--secondary:focus {
  background: rgba(195,155,119,0.2);
  border-color: #FFD700;
  color: #FFD700;
}
.page-home .btn--large {
  padding: 1rem 3rem;
  font-size: 1.2rem;
}

/* ========== 英雄区 ========== */
.page-home .hero {
  position: relative;
  min-height: 90vh;
  display: flex;
  align-items: stretch;
  overflow: hidden;
  padding: 0;
  margin: 0;
}
.page-home .hero__backdrop {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.page-home .hero__backdrop img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  filter: brightness(0.4) contrast(1.2);
}
.page-home .hero__split {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  width: 100%;
  max-width: var(--content-max-width, 1280px);
  margin: 0 auto;
  padding: 2rem 1.5rem;
  gap: 2rem;
}
.page-home .hero__narrative {
  flex: 1 1 55%;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.page-home .hero__headline {
  font-family: var(--font-headings, 'Arial Black', sans-serif);
  font-size: var(--hero-title-size);
  font-weight: 900;
  font-style: italic;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: #FFFFFF;
  margin: 0 0 0.5rem;
  line-height: 1;
  text-shadow: 0 2px 20px rgba(0,0,0,0.8);
}
.page-home .hero__tagline {
  font-family: var(--font-body, 'Segoe UI', sans-serif);
  font-size: var(--hero-tagline-size);
  color: var(--color-secondary, #C39B77);
  letter-spacing: 4px;
  text-transform: uppercase;
  margin: 0 0 2rem;
}
.page-home .hero__stats {
  display: flex;
  gap: 2rem;
  flex-wrap: wrap;
}
.page-home .stat-card {
  background: var(--color-background-card, rgba(255,255,255,0.05));
  border: 1px solid var(--color-border, rgba(255,255,255,0.1));
  padding: 1.2rem 1.5rem;
  border-radius: var(--radius, 4px);
  min-width: 160px;
  backdrop-filter: blur(8px);
}
.page-home .stat-card__value {
  display: block;
  font-family: var(--font-data, 'Courier New', monospace);
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--color-highlight, #FFD700);
  line-height: 1;
}
.page-home .stat-card__label {
  display: block;
  font-size: 0.85rem;
  color: var(--color-text-secondary, #B0B0B0);
  margin: 0.3rem 0 0.8rem;
  text-transform: uppercase;
  letter-spacing: 1px;
}
.page-home .stat-card__bar {
  height: 6px;
  background: rgba(255,255,255,0.1);
  border-radius: 3px;
  overflow: hidden;
}
.page-home .stat-card__bar-fill {
  display: block;
  height: 100%;
  background: linear-gradient(90deg, #C39B77, #FFD700);
  border-radius: 3px;
  transition: width 1s ease;
}
.page-home .hero__visual {
  flex: 1 1 40%;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}
.page-home .hero__svg-ring {
  position: relative;
  width: 220px;
  height: 220px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.page-home .hero__ring-svg {
  width: 100%;
  height: 100%;
}
.page-home .hero__ring-label {
  position: absolute;
  font-family: var(--font-headings, 'Arial Black', sans-serif);
  font-size: 1rem;
  font-weight: 900;
  font-style: italic;
  text-transform: uppercase;
  color: #FFFFFF;
  text-shadow: 0 0 20px rgba(0,0,0,0.8);
  text-align: center;
  max-width: 140px;
  line-height: 1.3;
}
.page-home .hero__tilt {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 80px;
  background: linear-gradient(to top right, #0D0D0D 0%, transparent 100%);
  transform: skewY(var(--tilt-angle));
  transform-origin: left bottom;
  z-index: 2;
}

/* ========== 工具区 ========== */
.page-home .tools {
  padding: 6rem 0 4rem;
}
.page-home .tools .section__title {
  text-align: center;
  margin-bottom: 3rem;
  font-family: var(--font-headings);
  font-size: clamp(1.8rem, 4vw, 3rem);
  font-weight: 900;
  font-style: italic;
  text-transform: uppercase;
  color: var(--color-text-primary);
}
.page-home .grid--2 {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--gap, 24px);
}
.page-home .card {
  background: var(--color-background-card, rgba(255,255,255,0.05));
  border: 1px solid var(--color-border, rgba(255,255,255,0.1));
  border-radius: var(--radius, 4px);
  overflow: hidden;
  transition: box-shadow 0.3s, border-color 0.3s;
  min-height: var(--card-min-height);
}
.page-home .card:hover {
  box-shadow: 0 8px 30px rgba(0,0,0,0.6);
  border-color: var(--color-secondary, #C39B77);
}
.page-home .card__inner {
  display: flex;
  flex-direction: column;
  height: 100%;
}
.page-home .card__img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  object-position: center;
  display: block;
}
.page-home .card__content {
  padding: 1.5rem;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
}
.page-home .card__title {
  font-family: var(--font-headings);
  font-size: 1.4rem;
  font-weight: 900;
  font-style: italic;
  text-transform: uppercase;
  color: var(--color-secondary, #C39B77);
  margin: 0;
}
.page-home .card__text {
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--color-text-secondary, #B0B0B0);
  line-height: 1.6;
  margin: 0;
  flex: 1;
}
.page-home .card__cta {
  font-family: var(--font-headings);
  font-size: 0.9rem;
  font-weight: 900;
  font-style: italic;
  text-transform: uppercase;
  color: var(--color-highlight, #FFD700);
  letter-spacing: 1px;
  transition: color 0.3s;
}
.page-home .card:hover .card__cta {
  color: #FFFFFF;
}
.page-home .compare-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--color-border);
}
.page-home .compare-row__label {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
}
.page-home .compare-row__value {
  font-family: var(--font-data);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--color-highlight);
}
.page-home .compare-row__value--new {
  color: #00BFFF;
}

/* ========== 日历区 ========== */
.page-home .calendar {
  padding: 4rem 0;
}
.page-home .calendar .section__title {
  text-align: center;
  margin-bottom: 3rem;
  font-family: var(--font-headings);
  font-size: clamp(1.8rem, 4vw, 3rem);
  font-weight: 900;
  font-style: italic;
  text-transform: uppercase;
  color: var(--color-text-primary);
}
.page-home .calendar__feature {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--gap, 24px);
  align-items: center;
}
.page-home .calendar__info {
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
}
.page-home .calendar__lead {
  font-size: 1.4rem;
  font-family: var(--font-body);
  color: var(--color-text-primary);
  line-height: 1.4;
}
.page-home .calendar__lead strong {
  color: var(--color-highlight);
}
.page-home .calendar__list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
}
.page-home .calendar__list li {
  font-family: var(--font-body);
  color: var(--color-text-secondary);
  padding-left: 1.5rem;
  position: relative;
}
.page-home .calendar__list li::before {
  content: "▸";
  position: absolute;
  left: 0;
  color: var(--color-secondary);
  font-size: 1.2rem;
}
.page-home .calendar__mock {
  background: var(--color-background-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
}
.page-home .calendar__img {
  width: 100%;
  height: auto;
  display: block;
}

/* ========== 案例区 ========== */
.page-home .cases {
  padding: 4rem 0;
  position: relative;
}
.page-home .cases::before {
  content: "";
  position: absolute;
  top: -80px;
  left: 0;
  width: 100%;
  height: 100px;
  background: linear-gradient(to bottom right, transparent 0%, #0D0D0D 100%);
  transform: skewY(calc(var(--tilt-angle) * 0.5));
  z-index: 1;
}
.page-home .cases .section__title {
  text-align: center;
  margin-bottom: 3rem;
  font-family: var(--font-headings);
  font-size: clamp(1.8rem, 4vw, 3rem);
  font-weight: 900;
  font-style: italic;
  text-transform: uppercase;
  color: var(--color-text-primary);
}
.page-home .grid--3 {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--gap, 24px);
}
.page-home .case-card {
  background: var(--color-background-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 2rem 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
  transition: transform 0.3s, box-shadow 0.3s;
  position: relative;
  overflow: hidden;
}
.page-home .case-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 30px rgba(0,0,0,0.5);
}
.page-home .case-card__bar {
  width: 60px;
  height: 4px;
  background: linear-gradient(90deg, #C39B77, #FFD700);
  border-radius: 2px;
}
.page-home .case-card__title {
  font-family: var(--font-headings);
  font-size: 1.3rem;
  font-weight: 900;
  font-style: italic;
  text-transform: uppercase;
  color: var(--color-secondary);
  margin: 0;
}
.page-home .case-card__desc {
  font-family: var(--font-body);
  color: var(--color-text-secondary);
  line-height: 1.5;
  flex: 1;
}
.page-home .case-card__link {
  font-family: var(--font-headings);
  font-size: 0.85rem;
  font-weight: 900;
  font-style: italic;
  text-transform: uppercase;
  color: var(--color-highlight);
  text-decoration: none;
  letter-spacing: 1px;
  align-self: flex-start;
  transition: color 0.3s;
}
.page-home .case-card__link:hover {
  color: #FFFFFF;
}

/* ========== CTA区 ========== */
.page-home .cta {
  position: relative;
  padding: 5rem 0 6rem;
  text-align: center;
  overflow: hidden;
}
.page-home .cta__tilt {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 80px;
  background: linear-gradient(to bottom left, transparent 0%, #0D0D0D 100%);
  transform: skewY(var(--tilt-angle));
  transform-origin: right top;
  z-index: 1;
}
.page-home .cta__content {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
}
.page-home .cta__title {
  font-family: var(--font-headings);
  font-size: clamp(2rem, 5vw, 4rem);
  font-weight: 900;
  font-style: italic;
  text-transform: uppercase;
  color: #FFFFFF;
  margin: 0;
  text-shadow: 0 0 40px rgba(0,0,0,0.8);
}
.page-home .cta__desc {
  font-family: var(--font-body);
  font-size: 1.2rem;
  color: var(--color-text-secondary);
  max-width: 500px;
  margin: 0;
}

/* ========== 网格基础 ========== */
.page-home .container {
  max-width: var(--content-max-width, 1280px);
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* ========== 从540px开始响应 ========== */
@media (min-width: 540px) {
  .page-home .grid--2 {
    grid-template-columns: 1fr 1fr;
  }
  .page-home .grid--3 {
    grid-template-columns: repeat(2,1fr);
  }
  .page-home .hero__split {
    flex-direction: row;
    align-items: center;
  }
  .page-home .calender__feature {
    grid-template-columns: 1fr 1fr;
  }
}

@media (min-width: 900px) {
  .page-home .grid--3 {
    grid-template-columns: repeat(3,1fr);
  }
  .page-home .calendar__feature {
    grid-template-columns: 1fr 1fr;
  }
  .page-home .hero__split {
    padding: 3rem 4rem;
  }
  .page-home .card__img {
    height: 260px;
  }
}

@media (min-width: 1200px) {
  .page-home .card__img {
    height: 300px;
  }
}