/* ==========================================================================
   STYLE ㊼ — UKIYO-E DIGITAL (浮世绘数字艺术规范)
   猫猫云 (maomaoyun.wiki) 全站视觉系统
   Core Philosophy: Use traditional visual composition to create modern product authority.
   ========================================================================== */

:root {
  /* COLOR SYSTEM */
  --mm-indigo: #1b2a4a;
  --mm-indigo-deep: #101a2e;
  --mm-vermilion: #c83e28;
  --mm-vermilion-hover: #1b2a4a;
  --mm-vermilion-dark: #a82e1b;
  --mm-rice: #f7f4ee;
  --mm-rice-warm: #faf7f2;
  --mm-rice-card: #fdfbf7;
  --mm-rice-border: #e8e3d8;
  --mm-sumi: #1a1a1a;
  --mm-sumi-ink: #2b2927;
  --mm-sumi-light: #59554f;
  --mm-sumi-faint: #8c877e;
  --mm-teal: #2c5e6a;
  --mm-teal-soft: #ebf3f5;
  --mm-teal-border: #b8d2d8;
  --mm-gold: #c5a059;
  --mm-gold-dark: #9e7d38;
  --mm-gold-soft: #faf4e6;
  --mm-gold-border: #e4d1a5;

  --mm-font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  --mm-container: 1160px;
  --mm-radius-stamp: 2px;
  --mm-ink-line: 1px solid rgba(26, 26, 26, 0.16);
  --mm-ink-line-strong: 1px solid rgba(26, 26, 26, 0.45);
  --mm-transition: all 0.3s cubic-bezier(0.25, 1, 0.5, 1);
}

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

html {
  font-family: var(--mm-font-family);
  color: var(--mm-sumi);
  background-color: var(--mm-rice);
  /* 宣纸纸纹肌理感 */
  background-image: 
    radial-gradient(rgba(26, 26, 26, 0.03) 1px, transparent 0),
    radial-gradient(rgba(197, 160, 89, 0.04) 1px, transparent 0);
  background-size: 24px 24px, 48px 48px;
  background-position: 0 0, 12px 12px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  scroll-behavior: smooth;
}

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  color: var(--mm-sumi);
  position: relative;
  overflow-x: hidden;
}

a {
  color: var(--mm-indigo);
  text-decoration: none;
  transition: var(--mm-transition);
}

a:hover {
  color: var(--mm-vermilion);
}

img, svg {
  vertical-align: middle;
  max-width: 100%;
}

/* 布局容器 */
.mm-container {
  width: 100%;
  max-width: var(--mm-container);
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}

/* 浮世绘朱印 (Red Seal) */
.mm-seal {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
  background-color: var(--mm-vermilion);
  color: var(--mm-rice-warm);
  font-size: 0.725rem;
  font-weight: 800;
  line-height: 1;
  border-radius: 2px;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.35);
  letter-spacing: 0;
  user-select: none;
  flex-shrink: 0;
  transition: transform 0.3s ease;
}

.mm-seal--gold {
  background-color: var(--mm-gold);
  color: #ffffff;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.4);
}

.mm-seal--indigo {
  background-color: var(--mm-indigo);
  color: var(--mm-rice-warm);
}

/* 日式纵向文案标识 (Vertical Japanese-inspired Label) */
.mm-vertical-kicker {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  writing-mode: vertical-rl;
  text-orientation: upright;
  letter-spacing: 0.35em;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--mm-teal);
  padding: 0.75rem 0.25rem;
  border-right: 1px solid var(--mm-teal);
  user-select: none;
}

/* CTA 按钮系统 (遵循 SPEC) */
.mm-btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.65rem;
  font-family: var(--mm-font-family);
  font-size: 0.95rem;
  font-weight: 700;
  line-height: 1;
  padding: 0.85rem 1.75rem;
  border-radius: var(--mm-radius-stamp);
  border: 1px solid transparent;
  cursor: pointer;
  text-align: center;
  white-space: nowrap;
  transition: var(--mm-transition);
  text-decoration: none;
  overflow: hidden;
}

/* CTA STATIC: 方形/轻微圆角, Vermilion 背景, Rice White 文字, 左侧印章 */
.mm-btn--vermilion, .mm-btn--primary {
  background-color: var(--mm-vermilion);
  color: var(--mm-rice-warm);
  border-color: var(--mm-vermilion-dark);
}

.mm-btn--vermilion .mm-seal-icon, .mm-btn--primary .mm-seal-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 18px;
  height: 18px;
  border: 1px solid var(--mm-rice-warm);
  font-size: 0.65rem;
  font-weight: 800;
  border-radius: 1px;
  transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.mm-btn--vermilion .mm-arrow, .mm-btn--primary .mm-arrow {
  display: inline-block;
  transition: transform 0.3s ease;
}

/* CTA HOVER: Vermilion -> Indigo, 印章旋转 12°, 笔锋延伸 */
.mm-btn--vermilion:hover, .mm-btn--primary:hover {
  background-color: var(--mm-indigo);
  border-color: var(--mm-indigo-deep);
  color: #ffffff;
  box-shadow: 0 6px 18px rgba(27, 42, 74, 0.22);
}

.mm-btn--vermilion:hover .mm-seal-icon, .mm-btn--primary:hover .mm-seal-icon {
  transform: rotate(12deg) scale(1.08);
  border-color: #ffffff;
}

.mm-btn--vermilion:hover .mm-arrow, .mm-btn--primary:hover .mm-arrow {
  transform: translateX(4px);
}

/* CTA 次级按钮：古金与宣纸墨线 */
.mm-btn--outline, .mm-btn--secondary {
  background-color: transparent;
  color: var(--mm-sumi);
  border: 1px solid var(--mm-sumi-light);
}

.mm-btn--outline:hover, .mm-btn--secondary:hover {
  background-color: var(--mm-rice-card);
  color: var(--mm-indigo);
  border-color: var(--mm-indigo);
}

.mm-btn--block {
  width: 100%;
}

/* 顶部导航 Header */
.mm-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: rgba(247, 244, 238, 0.94);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: var(--mm-ink-line);
}

.mm-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.mm-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--mm-sumi);
  text-decoration: none;
  letter-spacing: 0.04em;
}

.mm-logo__seal {
  width: 32px;
  height: 32px;
  background-color: var(--mm-vermilion);
  border: 2px solid #ffffff;
  box-shadow: 0 0 0 1px var(--mm-vermilion);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  font-weight: 900;
  font-size: 0.85rem;
  border-radius: 2px;
}

.mm-logo__series {
  font-size: 0.65rem;
  font-weight: 700;
  color: var(--mm-gold-dark);
  background: var(--mm-gold-soft);
  border: 1px solid var(--mm-gold-border);
  padding: 0.15rem 0.4rem;
  border-radius: 1px;
  letter-spacing: 0.1em;
}

.mm-nav {
  display: flex;
  align-items: center;
  gap: 1.75rem;
}

.mm-nav__link {
  position: relative;
  color: var(--mm-sumi-light);
  font-size: 0.95rem;
  font-weight: 600;
  text-decoration: none;
  padding: 0.5rem 0;
  letter-spacing: 0.05em;
  transition: var(--mm-transition);
}

.mm-nav__link:hover, .mm-nav__link--active {
  color: var(--mm-indigo);
}

/* Active Item 朱印小点效果 */
.mm-nav__link--active::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 5px;
  height: 5px;
  background-color: var(--mm-vermilion);
  border-radius: 50%;
}

.mm-header__action {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.mm-nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--mm-sumi-light);
  padding: 0.45rem;
  border-radius: 2px;
  color: var(--mm-sumi);
  cursor: pointer;
}

/* ==========================================================================
   HERO STATIC: 浪与山的视觉中心，米白留白，非对称构图
   ========================================================================== */
.mm-hero {
  position: relative;
  padding: 5rem 0 4.5rem;
  border-bottom: var(--mm-ink-line);
  overflow: hidden;
}

/* 巨幅波浪与远山背景穿透 */
.mm-hero__backdrop {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  pointer-events: none;
  z-index: 1;
  opacity: 0.95;
}

.mm-hero__inner {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 3.5rem;
  align-items: center;
}

.mm-hero__chapter {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--mm-teal);
  margin-bottom: 1.5rem;
  letter-spacing: 0.12em;
}

.mm-hero__chapter-line {
  height: 1px;
  width: 48px;
  background-color: var(--mm-teal);
}

.mm-hero__title {
  font-size: 2.65rem;
  line-height: 1.3;
  font-weight: 800;
  color: var(--mm-sumi);
  margin-bottom: 1.5rem;
  letter-spacing: -0.01em;
}

.mm-hero__subtitle {
  font-size: 1.1rem;
  line-height: 1.7;
  color: var(--mm-sumi-light);
  margin-bottom: 2.25rem;
  max-width: 540px;
}

.mm-hero__actions {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  margin-bottom: 2.5rem;
}

.mm-hero__pillars {
  display: flex;
  align-items: center;
  gap: 2rem;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--mm-sumi-light);
  border-top: var(--mm-ink-line);
  padding-top: 1.25rem;
}

.mm-hero__pillar-item {
  display: flex;
  align-items: center;
  gap: 0.45rem;
}

.mm-hero__pillar-item .mm-seal {
  width: 18px;
  height: 18px;
  font-size: 0.6rem;
}

/* 巨型产品终端置于“浪”的视觉中心 */
.mm-hero__wave-stage {
  position: relative;
}

.mm-scroll-panel {
  position: relative;
  background-color: var(--mm-rice-card);
  border: 1px solid var(--mm-sumi);
  outline: 1px solid var(--mm-gold);
  outline-offset: -5px;
  padding: 2.25rem 2rem;
  box-shadow: 0 16px 36px rgba(27, 42, 74, 0.08);
}

.mm-scroll-panel__seal {
  position: absolute;
  top: -12px;
  right: 20px;
  width: 28px;
  height: 28px;
  background-color: var(--mm-vermilion);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 800;
  border-radius: 1px;
}

.mm-scroll-panel__header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px dashed var(--mm-sumi-faint);
  padding-bottom: 1rem;
  margin-bottom: 1.5rem;
}

.mm-scroll-panel__heading {
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--mm-indigo);
  letter-spacing: 0.06em;
}

.mm-scroll-panel__status {
  font-size: 0.75rem;
  color: var(--mm-teal);
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.mm-scroll-panel__status-dot {
  width: 7px;
  height: 7px;
  background-color: var(--mm-teal);
  border-radius: 50%;
}

.mm-scroll-panel__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
  margin-bottom: 1.75rem;
}

.mm-ink-box {
  background: var(--mm-rice-warm);
  border: 1px solid var(--mm-rice-border);
  padding: 1rem;
  border-radius: 1px;
}

.mm-ink-box__title {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--mm-sumi-faint);
  margin-bottom: 0.25rem;
  letter-spacing: 0.05em;
}

.mm-ink-box__value {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--mm-indigo);
  line-height: 1.2;
}

.mm-ink-box__desc {
  font-size: 0.75rem;
  color: var(--mm-sumi-light);
  margin-top: 0.25rem;
}

/* ==========================================================================
   UKIYO-E FRAME & CARDS (卷轴屏风、浮世绘木版框、朱印标)
   ========================================================================== */
.mm-section {
  position: relative;
  padding: 5rem 0;
  border-bottom: var(--mm-ink-line);
}

.mm-section--warm {
  background-color: var(--mm-rice-warm);
}

.mm-section__head {
  display: flex;
  align-items: flex-start;
  gap: 1.5rem;
  margin-bottom: 3.5rem;
}

.mm-section__head-text {
  flex: 1;
}

.mm-section__chapter-label {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--mm-vermilion);
  letter-spacing: 0.15em;
  margin-bottom: 0.5rem;
}

.mm-section__title {
  font-size: 2.1rem;
  font-weight: 800;
  color: var(--mm-sumi);
  line-height: 1.3;
  margin-bottom: 0.75rem;
  letter-spacing: -0.01em;
}

.mm-section__desc {
  font-size: 1rem;
  color: var(--mm-sumi-light);
  max-width: 680px;
}

/* 4格屏风卡片 */
.mm-screen-grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.75rem;
}

.mm-screen-grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.75rem;
}

.mm-ukiyo-card {
  position: relative;
  background-color: var(--mm-rice-card);
  border: 1px solid var(--mm-sumi-ink);
  outline: 1px solid var(--mm-rice-border);
  outline-offset: -4px;
  padding: 2rem 1.5rem 1.75rem;
  transition: var(--mm-transition);
}

.mm-ukiyo-card:hover {
  outline-color: var(--mm-gold);
  box-shadow: 0 10px 24px rgba(27, 42, 74, 0.08);
  transform: translateY(-2px);
}

.mm-ukiyo-card__seal {
  position: absolute;
  top: 14px;
  right: 14px;
  width: 22px;
  height: 22px;
  background-color: var(--mm-vermilion);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.65rem;
  font-weight: 800;
  border-radius: 1px;
}

.mm-ukiyo-card__glyph {
  width: 44px;
  height: 44px;
  background-color: var(--mm-teal-soft);
  color: var(--mm-teal);
  border: 1px solid var(--mm-teal-border);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  border-radius: 1px;
}

.mm-ukiyo-card__title {
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--mm-sumi);
  margin-bottom: 0.75rem;
  letter-spacing: 0.03em;
}

.mm-ukiyo-card__desc {
  font-size: 0.885rem;
  color: var(--mm-sumi-light);
  line-height: 1.65;
}

/* 兼容展示双联屏 */
.mm-diptych {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
}

.mm-diptych-panel {
  background-color: var(--mm-rice-card);
  border: 1px solid var(--mm-sumi);
  outline: 1px solid var(--mm-gold);
  outline-offset: -5px;
  padding: 2.25rem;
}

.mm-diptych-panel__title {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--mm-indigo);
  margin-bottom: 1rem;
}

.mm-diptych-panel__desc {
  font-size: 0.925rem;
  color: var(--mm-sumi-light);
  margin-bottom: 1.5rem;
}

.mm-woodblock-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.mm-woodblock-tag {
  background: var(--mm-rice-warm);
  border: 1px solid var(--mm-sumi-ink);
  color: var(--mm-sumi);
  padding: 0.35rem 0.85rem;
  font-size: 0.825rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  border-radius: 1px;
}

/* 使用场景卡片 */
.mm-scenario-woodblock {
  background-color: var(--mm-rice-card);
  border: 1px solid var(--mm-sumi-ink);
  outline: 1px solid var(--mm-rice-border);
  outline-offset: -4px;
  padding: 2rem 1.75rem;
}

.mm-scenario-woodblock__top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 1.25rem;
}

.mm-scenario-woodblock__title {
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--mm-sumi);
}

.mm-scenario-woodblock__devices {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--mm-teal);
  background: var(--mm-teal-soft);
  border: 1px solid var(--mm-teal-border);
  padding: 0.25rem 0.65rem;
  border-radius: 1px;
}

.mm-scenario-woodblock__desc {
  font-size: 0.9rem;
  color: var(--mm-sumi-light);
  line-height: 1.7;
}

/* ==========================================================================
   PRICING: 卷轴章节 (入门之卷 / 深入之卷 / 极意之卷)
   Recommended: 金色印章 + 深蓝边框
   ========================================================================== */
.mm-pricing-scrolls {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.75rem;
  align-items: stretch;
}

.mm-scroll-tier {
  position: relative;
  background-color: var(--mm-rice-card);
  border: 1px solid var(--mm-sumi-ink);
  outline: 1px solid var(--mm-rice-border);
  outline-offset: -5px;
  padding: 2.75rem 2rem 2.25rem;
  display: flex;
  flex-direction: column;
  transition: var(--mm-transition);
}

/* 推荐档：深蓝边框 + 金色印章 */
.mm-scroll-tier--recommended {
  border: 2px solid var(--mm-indigo);
  outline: 1px solid var(--mm-gold);
  outline-offset: -6px;
  background: linear-gradient(180deg, #ffffff 0%, var(--mm-rice-card) 100%);
  box-shadow: 0 16px 36px rgba(27, 42, 74, 0.12);
  transform: translateY(-4px);
}

.mm-scroll-tier__top-stamp {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background-color: var(--mm-gold);
  color: #ffffff;
  font-size: 0.75rem;
  font-weight: 800;
  padding: 0.3rem 1.15rem;
  border-radius: 1px;
  letter-spacing: 0.1em;
  box-shadow: 0 2px 8px rgba(197, 160, 89, 0.35);
  white-space: nowrap;
}

.mm-scroll-tier__roll-name {
  font-size: 1.35rem;
  font-weight: 900;
  color: var(--mm-indigo);
  margin-bottom: 0.25rem;
  letter-spacing: 0.05em;
}

.mm-scroll-tier__subtitle {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--mm-sumi-faint);
  margin-bottom: 1.75rem;
}

.mm-scroll-tier__price {
  display: flex;
  align-items: baseline;
  gap: 0.35rem;
  margin-bottom: 1.75rem;
  padding-bottom: 1.25rem;
  border-bottom: 1px dashed var(--mm-rice-border);
}

.mm-scroll-tier__currency {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--mm-sumi);
}

.mm-scroll-tier__num {
  font-size: 2.75rem;
  font-weight: 900;
  color: var(--mm-sumi);
  line-height: 1;
}

.mm-scroll-tier__unit {
  font-size: 0.85rem;
  color: var(--mm-sumi-faint);
}

.mm-scroll-tier__list {
  list-style: none;
  padding: 0;
  margin: 0 0 2.25rem 0;
  flex-grow: 1;
}

.mm-scroll-tier__list li {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  font-size: 0.885rem;
  color: var(--mm-sumi-light);
  margin-bottom: 0.85rem;
}

.mm-scroll-tier__list .mm-seal {
  width: 14px;
  height: 14px;
  font-size: 0.5rem;
}

/* 专线木刻对比表 */
.mm-woodblock-table-wrapper {
  background-color: var(--mm-rice-card);
  border: 1px solid var(--mm-sumi-ink);
  outline: 1px solid var(--mm-rice-border);
  outline-offset: -4px;
  overflow-x: auto;
}

.mm-woodblock-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.9rem;
}

.mm-woodblock-table th, .mm-woodblock-table td {
  padding: 1.15rem 1.35rem;
  border-bottom: 1px solid var(--mm-rice-border);
}

.mm-woodblock-table th {
  background-color: var(--mm-rice-warm);
  font-weight: 800;
  color: var(--mm-indigo);
  letter-spacing: 0.05em;
  border-bottom: 1px solid var(--mm-sumi-ink);
}

.mm-woodblock-table tr:last-child td {
  border-bottom: none;
}

/* 问答折叠 */
.mm-faq-stack {
  max-width: 820px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.mm-faq-panel {
  background-color: var(--mm-rice-card);
  border: 1px solid var(--mm-sumi-ink);
  outline: 1px solid var(--mm-rice-border);
  outline-offset: -4px;
}

.mm-faq-panel__btn {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.35rem 1.65rem;
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--mm-sumi);
  background: none;
  border: none;
  cursor: pointer;
  text-align: left;
  transition: var(--mm-transition);
}

.mm-faq-panel__btn:hover {
  color: var(--mm-vermilion);
}

.mm-faq-panel__icon {
  width: 20px;
  height: 20px;
  color: var(--mm-sumi-faint);
  transition: transform 0.25s ease;
  flex-shrink: 0;
}

.mm-faq-panel.active .mm-faq-panel__icon {
  transform: rotate(180deg);
  color: var(--mm-vermilion);
}

.mm-faq-panel__body {
  padding: 0 1.65rem 1.35rem;
  font-size: 0.925rem;
  color: var(--mm-sumi-light);
  line-height: 1.7;
  display: none;
}

.mm-faq-panel.active .mm-faq-panel__body {
  display: block;
}

/* ==========================================================================
   FINAL CTA: 卷轴终章 — 浮世绘巨浪视觉中心
   ========================================================================== */
.mm-final-roll {
  position: relative;
  padding: 6rem 0;
  background-color: var(--mm-indigo-deep);
  color: var(--mm-rice-warm);
  overflow: hidden;
  text-align: center;
}

.mm-final-roll__wave-backdrop {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  pointer-events: none;
  opacity: 0.25;
}

.mm-final-roll__content {
  position: relative;
  z-index: 2;
  max-width: 800px;
  margin: 0 auto;
}

.mm-final-roll__kicker {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--mm-gold);
  letter-spacing: 0.2em;
  margin-bottom: 1.25rem;
}

.mm-final-roll__title {
  font-size: 2.35rem;
  font-weight: 900;
  margin-bottom: 1.25rem;
  line-height: 1.3;
  color: #ffffff;
  letter-spacing: 0.02em;
}

.mm-final-roll__desc {
  font-size: 1.05rem;
  color: rgba(247, 244, 238, 0.85);
  margin-bottom: 2.5rem;
  line-height: 1.7;
}

.mm-final-roll__trust {
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 3rem;
  font-size: 0.85rem;
  color: rgba(247, 244, 238, 0.7);
}

.mm-final-roll__trust-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

/* 页脚 Footer */
.mm-footer {
  background-color: var(--mm-rice-warm);
  border-top: var(--mm-ink-line-strong);
  padding: 4rem 0 2.5rem;
  margin-top: auto;
}

.mm-footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}

.mm-footer__brand-p {
  font-size: 0.885rem;
  color: var(--mm-sumi-light);
  line-height: 1.7;
  margin-top: 1rem;
  max-width: 320px;
}

.mm-footer__col-title {
  font-size: 0.95rem;
  font-weight: 800;
  color: var(--mm-indigo);
  margin-bottom: 1.25rem;
  letter-spacing: 0.05em;
}

.mm-footer__col-list {
  list-style: none;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.mm-footer__col-list a {
  font-size: 0.865rem;
  color: var(--mm-sumi-light);
  text-decoration: none;
}

.mm-footer__col-list a:hover {
  color: var(--mm-vermilion);
}

.mm-footer__bar {
  padding-top: 2rem;
  border-top: var(--mm-ink-line);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.825rem;
  color: var(--mm-sumi-faint);
}

/* 移动端吸底 CTA */
.mm-sticky-cta {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 99;
  background-color: rgba(247, 244, 238, 0.96);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-top: 1px solid var(--mm-sumi-ink);
  padding: 0.75rem 1.25rem;
}

.mm-sticky-cta__flex {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.mm-sticky-cta__info strong {
  display: block;
  font-size: 0.9rem;
  color: var(--mm-sumi);
}

.mm-sticky-cta__info span {
  font-size: 0.75rem;
  color: var(--mm-teal);
}

/* 教程与法律页面通用卷轴版式 */
.mm-scroll-article {
  padding: 3.5rem 0 5rem;
}

.mm-breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.825rem;
  color: var(--mm-sumi-faint);
  margin-bottom: 2rem;
}

.mm-article-scroll-wrapper {
  background-color: var(--mm-rice-card);
  border: 1px solid var(--mm-sumi-ink);
  outline: 1px solid var(--mm-gold);
  outline-offset: -5px;
  padding: 3rem;
  max-width: 900px;
  margin: 0 auto;
}

.mm-article-scroll-header {
  margin-bottom: 2.5rem;
  padding-bottom: 1.75rem;
  border-bottom: 1px dashed var(--mm-sumi-faint);
}

.mm-article-scroll-title {
  font-size: 2.15rem;
  font-weight: 900;
  color: var(--mm-sumi);
  line-height: 1.35;
  margin-bottom: 1rem;
  letter-spacing: -0.01em;
}

.mm-article-scroll-meta {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  font-size: 0.85rem;
  color: var(--mm-sumi-faint);
}

.mm-article-body {
  font-size: 1rem;
  line-height: 1.85;
  color: var(--mm-sumi);
}

.mm-article-body h2 {
  font-size: 1.45rem;
  font-weight: 800;
  color: var(--mm-indigo);
  margin: 2.5rem 0 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--mm-rice-border);
}

.mm-article-body h3 {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--mm-sumi);
  margin: 1.75rem 0 0.75rem;
}

.mm-article-body p {
  margin-bottom: 1.35rem;
  color: var(--mm-sumi-light);
}

.mm-article-body ul, .mm-article-body ol {
  margin-bottom: 1.35rem;
  color: var(--mm-sumi-light);
}

.mm-article-body li {
  margin-bottom: 0.5rem;
}

.mm-callout-ukiyo {
  background-color: var(--mm-rice-warm);
  border-left: 4px solid var(--mm-vermilion);
  border-top: 1px solid var(--mm-rice-border);
  border-bottom: 1px solid var(--mm-rice-border);
  border-right: 1px solid var(--mm-rice-border);
  padding: 1.25rem 1.5rem;
  margin: 2rem 0;
  font-size: 0.925rem;
  color: var(--mm-sumi);
}

.mm-article-cta-box {
  margin-top: 3.5rem;
  padding: 2.5rem;
  background-color: var(--mm-rice-warm);
  border: 1px solid var(--mm-sumi-ink);
  outline: 1px solid var(--mm-gold);
  outline-offset: -4px;
  text-align: center;
}

.mm-article-cta-box__title {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--mm-indigo);
  margin-bottom: 0.5rem;
}

.mm-article-cta-box__desc {
  font-size: 0.925rem;
  color: var(--mm-sumi-light);
  margin-bottom: 1.5rem;
}

.mm-article-related {
  margin-top: 2.5rem;
  padding-top: 1.75rem;
  border-top: 1px dashed var(--mm-rice-border);
}

.mm-article-related__title {
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--mm-sumi);
  margin-bottom: 1rem;
}

.mm-article-related__list {
  list-style: none;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

/* 响应式断点 */
@media (max-width: 992px) {
  .mm-hero__inner {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
  .mm-screen-grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }
  .mm-pricing-scrolls {
    grid-template-columns: 1fr;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
  }
  .mm-scroll-tier--recommended {
    transform: none;
  }
  .mm-footer__grid {
    grid-template-columns: 1fr 1fr;
    gap: 2.5rem;
  }
}

@media (max-width: 768px) {
  .mm-nav {
    display: none;
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--mm-rice-card);
    flex-direction: column;
    padding: 2.5rem 1.5rem;
    border-bottom: 1px solid var(--mm-sumi);
    gap: 1.5rem;
    z-index: 99;
  }
  .mm-nav.active {
    display: flex;
  }
  .mm-nav-toggle {
    display: block;
  }
  .mm-header__action .mm-btn {
    display: none;
  }
  .mm-screen-grid-3, .mm-diptych {
    grid-template-columns: 1fr;
  }
  .mm-hero__title {
    font-size: 2rem;
  }
  .mm-sticky-cta {
    display: block;
  }
  body {
    padding-bottom: 64px;
  }
  .mm-footer__grid {
    grid-template-columns: 1fr;
  }
  .mm-footer__bar {
    flex-direction: column;
    gap: 0.75rem;
    text-align: center;
  }
  .mm-article-scroll-wrapper {
    padding: 1.75rem;
  }
}