/* =============================================================
   base.css — CSS変数・リセット・基本スタイル
   ProfitScope株式会社
   ============================================================= */

:root {
  /* Brand Colors */
  --ink:      #0D1B4B;
  --indigo:   #1E2761;
  --sky:      #4FC3F7;
  --sky-deep: #0284C7;
  --gold:     #F4C843;
  --ice:      #EAF6FE;
  --line:     #D6EEFC;
  --slate:    #5B6B8C;
  --paper:    #FFFFFF;

  /* Shadows */
  --shadow:    0 24px 48px -28px rgba(13,27,75,.22);
  --shadow-sm: 0 4px 12px rgba(13,27,75,.08);

  /* Typography */
  --font:      Meiryo,'Hiragino Kaku Gothic ProN','BIZ UDPGothic','Noto Sans JP',sans-serif;
  --font-data: 'Space Grotesk',Meiryo,sans-serif;

  /* Layout */
  --max-w:    1180px;
  --pad-x:    clamp(20px,5vw,40px);
  --header-h: 72px;
}

/* Reset */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  min-width: 0;
}

html {
  overflow-x: hidden;
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 16px);
}

body {
  font-family: var(--font);
  color: var(--ink);
  background: var(--paper);
  line-height: 1.85;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

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

img {
  max-width: 100%;
  height: auto;
}

ul, ol { list-style: none; }

button {
  font-family: var(--font);
  cursor: pointer;
  border: none;
  background: none;
}

/* Focus visible */
:focus-visible {
  outline: 2px solid var(--sky-deep);
  outline-offset: 3px;
  border-radius: 4px;
}