/* =================================================================
   ASICS WALKING 28SS — Persona Workshop Deck
   Design System
   ================================================================= */

:root {
  /* Color palette — paper, ink, accent */
  --bg-paper: #F5F2EC;
  --bg-paper-deep: #EEE9DF;
  --bg-card: #FFFFFF;
  --bg-dark: #1A1A1A;
  --ink-primary: #1A1A1A;
  --ink-secondary: #555555;
  --ink-muted: #888888;
  --ink-reverse: #F5F2EC;
  --accent-primary: #1E3A5F;
  --accent-secondary: #C9A864;
  --rule: #DDD9D2;
  --rule-strong: #B5B0A6;
  --highlight: #FAF6EC;

  /* Typography */
  --font-jp-serif: "Noto Serif JP", "Yu Mincho", "游明朝", "Hiragino Mincho ProN", serif;
  --font-en-serif: "Cormorant Garamond", "Times New Roman", serif;
  --font-jp-sans: "Noto Sans JP", "Hiragino Sans", sans-serif;
  --font-en-sans: "Inter", "Helvetica Neue", sans-serif;

  /* Spacing scale (8pt) */
  --space-1: 8px;
  --space-2: 16px;
  --space-3: 24px;
  --space-4: 32px;
  --space-5: 48px;
  --space-6: 64px;
  --space-7: 96px;
  --space-8: 128px;
  --space-9: 192px;

  /* Sizes */
  --max-width: 1280px;
  --max-width-narrow: 880px;
  --section-pad-y: var(--space-8);
  --section-pad-x: var(--space-5);
}

/* =================================================================
   Reset & Base
   ================================================================= */

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-jp-serif);
  background: var(--bg-paper);
  color: var(--ink-primary);
  font-size: 16px;
  line-height: 1.75;
  letter-spacing: 0.02em;
}

img, video {
  max-width: 100%;
  height: auto;
  display: block;
}

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

/* =================================================================
   Typography
   ================================================================= */

.h-display {
  font-family: var(--font-en-serif);
  font-weight: 300;
  font-size: clamp(48px, 8vw, 120px);
  line-height: 1.05;
  letter-spacing: -0.02em;
}

.h-section {
  font-family: var(--font-en-serif);
  font-weight: 400;
  font-size: clamp(36px, 4vw, 56px);
  line-height: 1.15;
  letter-spacing: -0.01em;
  margin-bottom: var(--space-4);
}

.h-section-jp {
  font-family: var(--font-jp-serif);
  font-weight: 500;
  font-size: clamp(20px, 1.6vw, 24px);
  line-height: 1.6;
  letter-spacing: 0.04em;
  color: var(--ink-secondary);
  margin-bottom: var(--space-2);
  text-transform: uppercase;
}

.h-card {
  font-family: var(--font-jp-serif);
  font-weight: 500;
  font-size: 20px;
  line-height: 1.4;
  margin-bottom: var(--space-1);
}

.h-card-en {
  font-family: var(--font-en-serif);
  font-weight: 400;
  font-size: 14px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-muted);
}

.text-body {
  font-size: 15px;
  line-height: 1.85;
  color: var(--ink-primary);
}

.text-lead {
  font-size: clamp(18px, 1.4vw, 22px);
  line-height: 1.8;
  color: var(--ink-primary);
  font-weight: 400;
}

.text-quote {
  font-family: var(--font-jp-serif);
  font-size: clamp(24px, 2.4vw, 32px);
  line-height: 1.75;
  font-weight: 400;
  color: var(--ink-primary);
  letter-spacing: 0.04em;
}

.text-caption {
  font-family: var(--font-jp-sans);
  font-size: 12px;
  line-height: 1.5;
  letter-spacing: 0.08em;
  color: var(--ink-muted);
  text-transform: uppercase;
}

.text-meta {
  font-family: var(--font-en-serif);
  font-size: 13px;
  letter-spacing: 0.14em;
  color: var(--ink-muted);
  text-transform: uppercase;
}

/* =================================================================
   Layout
   ================================================================= */

.section {
  padding: var(--section-pad-y) var(--section-pad-x);
  position: relative;
}

.section--paper-deep {
  background: var(--bg-paper-deep);
}

.section--dark {
  background: var(--bg-dark);
  color: var(--ink-reverse);
}

.section--dark .h-section,
.section--dark .text-quote,
.section--dark .text-body {
  color: var(--ink-reverse);
}

.section--dark .h-section-jp {
  color: var(--ink-muted);
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
}

.container--narrow {
  max-width: var(--max-width-narrow);
}

.section-header {
  margin-bottom: var(--space-6);
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-3);
}

.section-num {
  font-family: var(--font-en-serif);
  font-size: 14px;
  letter-spacing: 0.2em;
  color: var(--ink-muted);
  text-transform: uppercase;
}

.divider {
  height: 1px;
  background: var(--rule);
  border: none;
  margin: var(--space-4) 0;
}

.divider--strong {
  background: var(--rule-strong);
}

/* =================================================================
   Hero
   ================================================================= */

.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: var(--space-5) var(--section-pad-x);
  background: var(--bg-paper);
  position: relative;
}

.hero__top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
}

.hero__meta {
  font-family: var(--font-en-serif);
  font-size: 12px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ink-muted);
}

.hero__body {
  flex: 1;
  display: flex;
  align-items: center;
  max-width: 1100px;
}

.hero__title {
  font-family: var(--font-en-serif);
  font-weight: 300;
  font-size: clamp(60px, 10vw, 160px);
  line-height: 0.92;
  letter-spacing: -0.03em;
  margin-bottom: var(--space-4);
}

.hero__subtitle {
  font-family: var(--font-jp-serif);
  font-size: clamp(20px, 2vw, 28px);
  letter-spacing: 0.06em;
  line-height: 1.7;
  margin-top: var(--space-4);
  color: var(--ink-primary);
}

.hero__bottom {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  border-top: 1px solid var(--rule);
  padding-top: var(--space-2);
}

.hero__brand {
  font-family: var(--font-en-serif);
  font-size: 13px;
  letter-spacing: 0.24em;
  text-transform: uppercase;
}

/* =================================================================
   Opening / Vision
   ================================================================= */

.vision-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-7);
  margin-top: var(--space-5);
}

.vision-stat {
  border-top: 1px solid var(--rule);
  padding-top: var(--space-3);
}

.vision-stat__label {
  font-family: var(--font-en-serif);
  font-size: 13px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-muted);
  margin-bottom: var(--space-2);
}

.vision-stat__value {
  font-family: var(--font-en-serif);
  font-size: clamp(32px, 3.5vw, 48px);
  line-height: 1.1;
  font-weight: 300;
  margin-bottom: var(--space-1);
}

.vision-stat__sub {
  font-family: var(--font-jp-serif);
  font-size: 16px;
  line-height: 1.7;
  color: var(--ink-secondary);
}

/* =================================================================
   Target Definition
   ================================================================= */

.target-quote {
  border-left: 3px solid var(--accent-primary);
  padding-left: var(--space-4);
  margin: var(--space-5) 0;
  max-width: 780px;
}

.target-attributes {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--space-3);
  margin-top: var(--space-5);
}

.target-attr {
  padding: var(--space-3);
  background: var(--bg-card);
  border: 1px solid var(--rule);
}

.target-attr__label {
  font-family: var(--font-en-serif);
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-muted);
  margin-bottom: var(--space-1);
}

.target-attr__value {
  font-family: var(--font-jp-serif);
  font-size: 16px;
  line-height: 1.5;
  color: var(--ink-primary);
}

/* =================================================================
   Process Flow
   ================================================================= */

.process-flow {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-3);
  margin-top: var(--space-5);
  position: relative;
}

.process-step {
  position: relative;
  padding: var(--space-4) var(--space-3);
  background: var(--bg-card);
  border: 1px solid var(--rule);
  display: flex;
  flex-direction: column;
  min-height: 220px;
}

.process-step__num {
  font-family: var(--font-en-serif);
  font-size: 13px;
  letter-spacing: 0.2em;
  color: var(--accent-primary);
  margin-bottom: var(--space-2);
}

.process-step__title {
  font-family: var(--font-en-serif);
  font-size: 28px;
  font-weight: 400;
  line-height: 1.1;
  margin-bottom: var(--space-1);
}

.process-step__title-jp {
  font-family: var(--font-jp-serif);
  font-size: 15px;
  color: var(--ink-secondary);
  margin-bottom: var(--space-2);
}

.process-step__desc {
  font-size: 13px;
  line-height: 1.7;
  color: var(--ink-secondary);
  margin-top: auto;
}

/* =================================================================
   Persona Spread (8 cards)
   ================================================================= */

.persona-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-3);
  margin-top: var(--space-4);
}

.persona-card {
  background: var(--bg-card);
  border: 1px solid var(--rule);
  display: flex;
  flex-direction: column;
  position: relative;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.persona-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 24px rgba(0,0,0,0.06);
}

.persona-card--selected {
  border: 2px solid var(--accent-primary);
  background: var(--highlight);
}

.persona-card__image {
  aspect-ratio: 3 / 4;
  background: var(--bg-paper-deep);
  position: relative;
  overflow: hidden;
}

.persona-card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.persona-card__image--placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #E8E2D5 0%, #D4CCBD 100%);
  color: var(--ink-muted);
  font-family: var(--font-en-serif);
  font-size: 13px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.persona-card__body {
  padding: var(--space-3);
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.persona-card__num {
  font-family: var(--font-en-serif);
  font-size: 11px;
  letter-spacing: 0.24em;
  color: var(--ink-muted);
  text-transform: uppercase;
}

.persona-card__name {
  font-family: var(--font-jp-serif);
  font-size: 17px;
  font-weight: 500;
  margin: 2px 0;
}

.persona-card__name-en {
  font-family: var(--font-en-serif);
  font-size: 13px;
  font-style: italic;
  color: var(--ink-muted);
  margin-bottom: var(--space-1);
}

.persona-card__meta {
  font-family: var(--font-jp-sans);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--ink-secondary);
  border-top: 1px solid var(--rule);
  padding-top: var(--space-1);
  margin-top: auto;
}

.persona-card__phrase {
  font-family: var(--font-jp-serif);
  font-size: 13px;
  line-height: 1.55;
  color: var(--ink-primary);
  font-style: italic;
}

.selected-badge {
  position: absolute;
  top: var(--space-2);
  right: var(--space-2);
  background: var(--accent-primary);
  color: var(--ink-reverse);
  padding: 4px 12px;
  font-family: var(--font-en-serif);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  z-index: 2;
}

/* =================================================================
   Selection Rationale
   ================================================================= */

.criteria-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-3);
  margin: var(--space-5) 0;
}

.criteria-card {
  padding: var(--space-3);
  background: var(--bg-card);
  border-left: 3px solid var(--accent-primary);
}

.criteria-card__axis {
  font-family: var(--font-en-serif);
  font-size: 13px;
  letter-spacing: 0.2em;
  color: var(--accent-primary);
  text-transform: uppercase;
  margin-bottom: var(--space-1);
}

.criteria-card__title {
  font-family: var(--font-jp-serif);
  font-size: 16px;
  font-weight: 500;
  line-height: 1.4;
  margin-bottom: var(--space-1);
}

.criteria-card__desc {
  font-size: 13px;
  line-height: 1.7;
  color: var(--ink-secondary);
}

.matrix-table {
  width: 100%;
  border-collapse: collapse;
  margin: var(--space-4) 0;
  font-family: var(--font-jp-sans);
  font-size: 14px;
}

.matrix-table th {
  font-family: var(--font-en-serif);
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-muted);
  padding: var(--space-2);
  text-align: left;
  border-bottom: 1px solid var(--rule-strong);
  font-weight: 400;
}

.matrix-table td {
  padding: var(--space-2);
  border-bottom: 1px solid var(--rule);
  vertical-align: middle;
}

.matrix-table tr.row-selected {
  background: var(--highlight);
}

.matrix-table tr.row-selected td:first-child {
  font-weight: 500;
  position: relative;
}

.matrix-table tr.row-selected td:first-child::before {
  content: "★";
  color: var(--accent-secondary);
  margin-right: var(--space-1);
}

.score {
  font-family: var(--font-en-serif);
  font-size: 16px;
  letter-spacing: 0.05em;
}

.score--high { color: var(--accent-primary); font-weight: 500; }
.score--med { color: var(--ink-secondary); }
.score--low { color: var(--ink-muted); }

.reasons-list {
  list-style: none;
  counter-reset: reason;
  margin-top: var(--space-4);
}

.reasons-list li {
  counter-increment: reason;
  padding: var(--space-3) 0;
  border-bottom: 1px solid var(--rule);
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: var(--space-3);
  align-items: start;
}

.reasons-list li::before {
  content: counter(reason, decimal-leading-zero);
  font-family: var(--font-en-serif);
  font-size: 32px;
  font-weight: 300;
  color: var(--accent-primary);
  line-height: 1;
}

.reasons-list__title {
  font-family: var(--font-jp-serif);
  font-size: 18px;
  font-weight: 500;
  margin-bottom: var(--space-1);
}

.reasons-list__desc {
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink-secondary);
}

/* =================================================================
   Chisato Deep Dive
   ================================================================= */

.persona-hero {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-6);
  align-items: stretch;
}

.persona-hero__image {
  aspect-ratio: 3 / 4;
  background: linear-gradient(135deg, #E8E2D5 0%, #C0B8A8 100%);
  display: flex;
  align-items: center;
  justify-content: center;
}

.persona-hero__image--placeholder {
  color: var(--ink-muted);
  font-family: var(--font-en-serif);
  font-size: 14px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.persona-hero__body {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.persona-hero__name-en {
  font-family: var(--font-en-serif);
  font-style: italic;
  font-size: 24px;
  color: var(--ink-muted);
  margin-bottom: var(--space-1);
}

.persona-hero__name-jp {
  font-family: var(--font-jp-serif);
  font-size: clamp(40px, 5vw, 64px);
  font-weight: 400;
  line-height: 1.1;
  margin-bottom: var(--space-3);
}

.persona-hero__tagline {
  font-family: var(--font-jp-serif);
  font-size: clamp(20px, 1.8vw, 26px);
  line-height: 1.7;
  color: var(--ink-primary);
  border-left: 3px solid var(--accent-primary);
  padding-left: var(--space-3);
  margin-bottom: var(--space-4);
}

.profile-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: var(--space-3);
}

.profile-table th {
  font-family: var(--font-en-serif);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--ink-muted);
  text-transform: uppercase;
  font-weight: 400;
  text-align: left;
  width: 140px;
  padding: var(--space-2) 0;
  vertical-align: top;
}

.profile-table td {
  font-family: var(--font-jp-serif);
  font-size: 15px;
  line-height: 1.7;
  padding: var(--space-2) 0;
  border-bottom: 1px solid var(--rule);
}

/* Day Rhythm Table */
.rhythm-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: var(--space-3);
}

.rhythm-table tr {
  border-bottom: 1px solid var(--rule);
}

.rhythm-table .time {
  font-family: var(--font-en-serif);
  font-size: 16px;
  color: var(--accent-primary);
  width: 100px;
  padding: var(--space-2) var(--space-3) var(--space-2) 0;
  vertical-align: top;
}

.rhythm-table .action {
  font-family: var(--font-jp-serif);
  font-size: 15px;
  padding: var(--space-2) var(--space-3);
  vertical-align: top;
}

.rhythm-table .inner {
  font-family: var(--font-jp-serif);
  font-size: 14px;
  color: var(--ink-muted);
  font-style: italic;
  padding: var(--space-2) 0;
  vertical-align: top;
}

.values-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-4);
  margin-top: var(--space-5);
}

.values-block {
  border-top: 1px solid var(--rule-strong);
  padding-top: var(--space-3);
}

.values-block__label {
  font-family: var(--font-en-serif);
  font-size: 13px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-muted);
  margin-bottom: var(--space-2);
}

.values-block ul {
  list-style: none;
}

.values-block li {
  padding: var(--space-1) 0;
  font-family: var(--font-jp-serif);
  font-size: 15px;
  line-height: 1.7;
}

.values-block li::before {
  content: "—";
  margin-right: var(--space-1);
  color: var(--accent-primary);
}

.quotes-block {
  background: var(--bg-card);
  padding: var(--space-4);
  margin: var(--space-5) 0;
  border: 1px solid var(--rule);
}

.quotes-block__label {
  font-family: var(--font-en-serif);
  font-size: 13px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-muted);
  margin-bottom: var(--space-3);
}

.quote-item {
  font-family: var(--font-jp-serif);
  font-size: 18px;
  line-height: 1.7;
  padding: var(--space-2) 0;
  border-bottom: 1px dashed var(--rule);
}

.quote-item:last-child {
  border-bottom: none;
}

.quote-item::before {
  content: "「";
  color: var(--accent-primary);
  margin-right: 2px;
}

.quote-item::after {
  content: "」";
  color: var(--accent-primary);
  margin-left: 2px;
}

/* =================================================================
   Audition Grid (10 cuts)
   ================================================================= */

.audition-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: var(--space-3);
  margin-top: var(--space-4);
}

.audition-cut {
  display: flex;
  flex-direction: column;
}

.audition-cut__frame {
  aspect-ratio: 9 / 16;
  background: linear-gradient(135deg, #E8E2D5 0%, #CCC4B5 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.audition-cut__frame--placeholder {
  color: var(--ink-muted);
  font-family: var(--font-en-serif);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.audition-cut__num {
  position: absolute;
  top: var(--space-1);
  left: var(--space-2);
  font-family: var(--font-en-serif);
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--ink-reverse);
  background: rgba(26,26,26,0.7);
  padding: 3px 8px;
}

.audition-cut__caption {
  font-family: var(--font-jp-serif);
  font-size: 13px;
  line-height: 1.45;
  margin-top: var(--space-1);
  color: var(--ink-primary);
}

.audition-cut__sub {
  font-family: var(--font-en-serif);
  font-size: 11px;
  letter-spacing: 0.15em;
  color: var(--ink-muted);
  text-transform: uppercase;
  margin-top: 2px;
}

/* =================================================================
   Scene Showcase (Video Embed)
   ================================================================= */

.scene-block {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-5);
  margin-bottom: var(--space-7);
  align-items: center;
}

.scene-block--reverse {
  direction: rtl;
}

.scene-block--reverse > * {
  direction: ltr;
}

.scene-block__video {
  aspect-ratio: 16 / 9;
  background: var(--bg-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  position: relative;
}

.scene-block__video.aspect-vertical {
  aspect-ratio: 9 / 16;
}

.scene-block__video.aspect-square {
  aspect-ratio: 1 / 1;
}

.scene-block__video video {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.scene-block__placeholder {
  color: var(--ink-muted);
  font-family: var(--font-en-serif);
  font-size: 12px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.scene-block__body {
  padding: var(--space-3) 0;
}

.scene-block__num {
  font-family: var(--font-en-serif);
  font-size: 13px;
  letter-spacing: 0.24em;
  color: var(--accent-primary);
  text-transform: uppercase;
}

.scene-block__title {
  font-family: var(--font-jp-serif);
  font-size: clamp(24px, 2vw, 32px);
  line-height: 1.4;
  margin: var(--space-1) 0 var(--space-2);
  font-weight: 500;
}

.scene-block__meta {
  font-family: var(--font-en-serif);
  font-size: 13px;
  letter-spacing: 0.14em;
  color: var(--ink-muted);
  text-transform: uppercase;
  margin-bottom: var(--space-3);
}

.scene-block__desc {
  font-size: 15px;
  line-height: 1.85;
  color: var(--ink-primary);
  max-width: 480px;
}

/* =================================================================
   Next Steps
   ================================================================= */

.roadmap {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-3);
  margin-top: var(--space-4);
}

.roadmap-step {
  padding: var(--space-3);
  background: rgba(255,255,255,0.04);
  border-left: 2px solid var(--accent-secondary);
}

.roadmap-step__phase {
  font-family: var(--font-en-serif);
  font-size: 13px;
  letter-spacing: 0.2em;
  color: var(--accent-secondary);
  text-transform: uppercase;
  margin-bottom: var(--space-1);
}

.roadmap-step__title {
  font-family: var(--font-jp-serif);
  font-size: 16px;
  font-weight: 500;
  margin-bottom: var(--space-1);
  color: var(--ink-reverse);
}

.roadmap-step__desc {
  font-size: 13px;
  line-height: 1.7;
  color: rgba(245,242,236,0.7);
}

/* =================================================================
   Footer
   ================================================================= */

.footer {
  padding: var(--space-5) var(--section-pad-x);
  border-top: 1px solid var(--rule);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.footer__meta {
  font-family: var(--font-en-serif);
  font-size: 12px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ink-muted);
}

/* =================================================================
   Utilities
   ================================================================= */

.text-center { text-align: center; }
.mt-3 { margin-top: var(--space-3); }
.mt-4 { margin-top: var(--space-4); }
.mt-5 { margin-top: var(--space-5); }
.mb-3 { margin-bottom: var(--space-3); }
.mb-4 { margin-bottom: var(--space-4); }

/* =================================================================
   Responsive
   ================================================================= */

@media (max-width: 1024px) {
  .persona-grid { grid-template-columns: repeat(2, 1fr); }
  .audition-grid { grid-template-columns: repeat(3, 1fr); }
  .process-flow { grid-template-columns: repeat(2, 1fr); }
  .criteria-grid { grid-template-columns: repeat(2, 1fr); }
  .roadmap { grid-template-columns: repeat(2, 1fr); }
  .persona-hero { grid-template-columns: 1fr; gap: var(--space-4); }
  .scene-block { grid-template-columns: 1fr; }
  .scene-block--reverse { direction: ltr; }
  .vision-grid { grid-template-columns: 1fr; gap: var(--space-4); }
}

@media (max-width: 640px) {
  :root {
    --section-pad-y: var(--space-6);
    --section-pad-x: var(--space-3);
  }
  .persona-grid { grid-template-columns: 1fr; }
  .audition-grid { grid-template-columns: repeat(2, 1fr); }
  .process-flow { grid-template-columns: 1fr; }
  .criteria-grid { grid-template-columns: 1fr; }
  .roadmap { grid-template-columns: 1fr; }
  .values-grid { grid-template-columns: 1fr; }
}

/* =================================================================
   Brand Gap Analysis (Section 07)
   ================================================================= */

.gap-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-3);
  margin-top: var(--space-4);
}

.gap-row {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: var(--space-4);
  padding: var(--space-3);
  background: var(--bg-card);
  border: 1px solid var(--rule);
  align-items: center;
}

.gap-row__axis-en {
  font-family: var(--font-en-serif);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--ink-muted);
  text-transform: uppercase;
  margin-bottom: 4px;
}

.gap-row__axis {
  font-family: var(--font-jp-serif);
  font-weight: 500;
  font-size: 16px;
  line-height: 1.4;
  color: var(--ink-primary);
}

.gap-row__bars {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.gap-bar {
  display: grid;
  grid-template-columns: 110px 1fr 50px;
  gap: var(--space-2);
  align-items: center;
}

.gap-bar__label {
  font-family: var(--font-en-serif);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--ink-muted);
  text-transform: uppercase;
}

.gap-bar__track {
  position: relative;
  height: 10px;
  background: var(--bg-paper-deep);
  border-radius: 0;
}

.gap-bar__fill {
  position: absolute;
  left: 0;
  top: 0;
  height: 100%;
}

.gap-bar__fill--current {
  background: var(--ink-muted);
}

.gap-bar__fill--target {
  background: var(--accent-primary);
}

.gap-bar__score {
  font-family: var(--font-en-serif);
  font-size: 14px;
  color: var(--ink-primary);
  text-align: right;
  letter-spacing: 0.05em;
}

.gap-delta {
  font-family: var(--font-en-serif);
  font-size: 13px;
  color: var(--accent-primary);
  font-weight: 500;
  text-align: right;
  margin-top: 4px;
  letter-spacing: 0.1em;
}

.gap-summary {
  margin-top: var(--space-5);
  padding: var(--space-4);
  background: var(--bg-paper);
  border-left: 3px solid var(--accent-primary);
  max-width: 880px;
}

.gap-summary__label {
  font-family: var(--font-en-serif);
  font-size: 13px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent-primary);
  margin-bottom: var(--space-2);
}

.gap-summary p {
  font-family: var(--font-jp-serif);
  font-size: 15px;
  line-height: 1.85;
  color: var(--ink-primary);
}

.gap-legend {
  display: flex;
  gap: var(--space-4);
  margin: var(--space-3) 0 var(--space-4);
  font-family: var(--font-en-serif);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--ink-muted);
  text-transform: uppercase;
}

.gap-legend__dot {
  display: inline-block;
  width: 12px;
  height: 12px;
  margin-right: 6px;
  vertical-align: middle;
}

.gap-legend__dot--current { background: var(--ink-muted); }
.gap-legend__dot--target { background: var(--accent-primary); }

/* =================================================================
   AI Persona Applications (Section 10)
   ================================================================= */

.applications-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-3);
  margin-top: var(--space-4);
}

.application-card {
  padding: var(--space-4) var(--space-3);
  background: var(--bg-card);
  border-top: 3px solid var(--accent-secondary);
  display: flex;
  flex-direction: column;
  min-height: 240px;
}

.application-card__num {
  font-family: var(--font-en-serif);
  font-size: 28px;
  font-weight: 300;
  color: var(--accent-secondary);
  margin-bottom: var(--space-2);
  line-height: 1;
}

.application-card__title-en {
  font-family: var(--font-en-serif);
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--ink-muted);
  text-transform: uppercase;
  margin-bottom: var(--space-1);
}

.application-card__title {
  font-family: var(--font-jp-serif);
  font-size: 17px;
  font-weight: 500;
  line-height: 1.4;
  margin-bottom: var(--space-2);
  color: var(--ink-primary);
}

.application-card__desc {
  font-size: 13px;
  line-height: 1.75;
  color: var(--ink-secondary);
  margin-top: auto;
}

@media (max-width: 1024px) {
  .applications-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 640px) {
  .applications-grid { grid-template-columns: 1fr; }
  .gap-row { grid-template-columns: 1fr; gap: var(--space-2); }
  .gap-bar { grid-template-columns: 80px 1fr 40px; }
}