/* ============================================
   FP CAPITAL DENTAL M&A — Design Tokens
   ============================================ */

:root {
  /* Brand palette */
  --navy-900: #0E1830;
  --navy-800: #14213D;
  --navy-700: #1B2A4A;   /* Primary */
  --navy-600: #2A3A60;
  --navy-100: #E8EBF2;

  --gold-700: #A8873E;
  --gold-600: #C8A45C;   /* Accent */
  --gold-500: #D4B878;
  --gold-100: #F5EDDA;

  --ink-900: #1A1A1A;
  --ink-700: #333333;    /* Body */
  --ink-500: #6B6B6B;
  --ink-400: #8E8E8E;
  --ink-300: #BFBFBF;
  --ink-200: #E4E4E4;
  --ink-100: #EFEFEF;

  --bg: #FFFFFF;
  --bg-soft: #F7F5F2;    /* Warm off-white */
  --bg-gray: #F5F5F5;    /* Light gray */

  --status-new: #1B2A4A;
  --status-nego: #C8A45C;
  --status-closed: #8E8E8E;

  --danger: #B23A3A;

  /* Typography */
  --font-jp: "Noto Sans JP", "Hiragino Kaku Gothic ProN", "Yu Gothic", sans-serif;
  --font-en: "Montserrat", "Inter", -apple-system, sans-serif;
  --font-serif-en: "Cormorant Garamond", "Noto Serif JP", serif;

  /* Scale */
  --fs-12: 12px;
  --fs-13: 13px;
  --fs-14: 14px;
  --fs-15: 15px;
  --fs-16: 16px;
  --fs-18: 18px;
  --fs-20: 20px;
  --fs-24: 24px;
  --fs-28: 28px;
  --fs-32: 32px;
  --fs-40: 40px;
  --fs-48: 48px;
  --fs-56: 56px;
  --fs-72: 72px;

  /* Spacing */
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 24px;
  --space-6: 32px;
  --space-7: 48px;
  --space-8: 64px;
  --space-9: 96px;
  --space-10: 128px;

  /* Radii */
  --radius-xs: 2px;
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(27,42,74,.04), 0 1px 3px rgba(27,42,74,.06);
  --shadow-md: 0 4px 12px rgba(27,42,74,.06), 0 2px 4px rgba(27,42,74,.04);
  --shadow-lg: 0 16px 40px rgba(27,42,74,.10), 0 4px 12px rgba(27,42,74,.05);

  /* Layout */
  --container: 1200px;
  --container-wide: 1320px;
  --header-h: 72px;
}

/* ============================================
   Base reset + typography
   ============================================ */
*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-jp);
  font-size: var(--fs-15);
  line-height: 1.75;
  color: var(--ink-700);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  letter-spacing: 0.02em;
}

h1, h2, h3, h4, h5, h6 {
  margin: 0;
  color: var(--navy-700);
  letter-spacing: 0.04em;
  line-height: 1.4;
  font-weight: 600;
}

p { margin: 0; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; }
img, svg { display: block; max-width: 100%; }

.en { font-family: var(--font-en); letter-spacing: 0.08em; }
.num { font-family: var(--font-en); font-variant-numeric: tabular-nums; letter-spacing: 0.02em; }

.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--space-5);
}
.container-wide { max-width: var(--container-wide); }

/* ============================================
   Section eyebrow (EN label + JP title pattern — TCD style)
   ============================================ */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  font-family: var(--font-en);
  font-size: var(--fs-13);
  letter-spacing: 0.24em;
  color: var(--gold-600);
  font-weight: 500;
  text-transform: uppercase;
}
.eyebrow::before {
  content: "";
  width: 28px;
  height: 1px;
  background: var(--gold-600);
}
.eyebrow.center { justify-content: center; }
.eyebrow.center::after {
  content: "";
  width: 28px;
  height: 1px;
  background: var(--gold-600);
}

.section-title {
  font-size: clamp(26px, 3.4vw, 38px);
  font-weight: 600;
  color: var(--navy-700);
  margin-top: var(--space-4);
  letter-spacing: 0.08em;
}
.section-title .em {
  color: var(--gold-600);
}

.section-head {
  text-align: center;
  margin-bottom: var(--space-8);
}
.section-head p.lede {
  margin-top: var(--space-4);
  color: var(--ink-500);
  font-size: var(--fs-15);
}

/* ============================================
   Buttons
   ============================================ */
.btn {
  --btn-h: 56px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
  height: var(--btn-h);
  padding: 0 var(--space-7);
  font-size: var(--fs-14);
  font-weight: 600;
  letter-spacing: 0.12em;
  border: 1px solid transparent;
  border-radius: 0;
  background: var(--navy-700);
  color: #fff;
  transition: all .25s ease;
  position: relative;
  cursor: pointer;
  white-space: nowrap;
}
.btn:hover { background: var(--navy-800); transform: translateY(-1px); }

.btn.ghost {
  background: transparent;
  color: #fff;
  border-color: rgba(255,255,255,.6);
}
.btn.ghost:hover { background: rgba(255,255,255,.1); border-color: #fff; }

.btn.gold {
  background: var(--gold-600);
  color: #fff;
}
.btn.gold:hover { background: var(--gold-700); }

.btn.outline {
  background: transparent;
  color: var(--navy-700);
  border-color: var(--navy-700);
}
.btn.outline:hover { background: var(--navy-700); color: #fff; }

.btn.sm { --btn-h: 44px; padding: 0 var(--space-5); font-size: var(--fs-13); }
.btn.lg { --btn-h: 64px; padding: 0 var(--space-8); font-size: var(--fs-15); }

.btn .arr {
  display: inline-block;
  transition: transform .25s ease;
}
.btn:hover .arr { transform: translateX(4px); }