src/index.css

/* ── Poppins Font (InkyPi style) ── */
@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;700&display=swap');

@import "tailwindcss";

/* ── Dark mode: data-theme attribute ── */
@custom-variant dark (&:is([data-theme="dark"] *));

/* ── InkyPi Theme ── */
@theme {
  --font-sans: 'Poppins', system-ui, -apple-system, sans-serif;

  /* Paper (backgrounds) */
  --color-paper-white: #FFFFFF;
  --color-paper-cream: #f4f4f9;
  --color-paper-gray: #eaeaef;

  /* Ink (text) — softer than E-Ink */
  --color-ink-black: #333333;
  --color-ink-dark: #444444;
  --color-ink-medium: #777777;
  --color-ink-light: #aaaaaa;

  /* Borders */
  --color-border-default: #e0e0e0;
  --color-border-strong: #cccccc;

  /* Accent — InkyPi teal */
  --color-accent-teal: #1abc9c;
  --color-accent-teal-light: #d5f5ee;

  /* Naver Pay (unchanged) */
  --color-accent-naver: #00C73C;
  --color-accent-naver-light: #E6F9ED;

  /* Status */
  --color-status-success: #27ae60;
  --color-status-warning: #f39c12;
  --color-status-error: #c4515b;
  --color-status-info: #3498db;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.06);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.08);
  --shadow-lg: 0 8px 20px rgba(0,0,0,0.10);

  /* Border radius */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 20px;
  --radius-full: 9999px;
}

/* ── Dark mode overrides ── */
[data-theme="dark"] {
  --color-paper-white: #2d2d2d;
  --color-paper-cream: #1a1a1a;
  --color-paper-gray: #242424;

  --color-ink-black: #e0e0e0;
  --color-ink-dark: #cccccc;
  --color-ink-medium: #999999;
  --color-ink-light: #666666;

  --color-border-default: #444444;
  --color-border-strong: #555555;

  --color-accent-teal-light: #1a3d35;
  --color-accent-naver-light: #1a2e1a;

  --shadow-sm: 0 1px 3px rgba(0,0,0,0.2);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.3);
  --shadow-lg: 0 8px 20px rgba(0,0,0,0.4);
}

/* ── Global Styles ── */
body {
  margin: 0;
  background-color: var(--color-paper-cream);
  color: var(--color-ink-black);
  font-family: var(--font-sans);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  transition: background-color 0.3s, color 0.3s;
}

* {
  box-sizing: border-box;
}

/* ── InkyPi Global Base: Rounded Corners + Shadows ── */
/* @layer base ensures Tailwind utility classes (rounded-full, etc.) can override */
@layer base {
  /* Buttons — rounded with transitions */
  button,
  [type="button"],
  [type="submit"],
  [type="reset"],
  a[class*="bg-"] {
    border-radius: var(--radius-sm);
    transition: background-color 0.2s ease, border-color 0.2s ease, color 0.2s ease, box-shadow 0.2s ease;
  }
  button:hover:not(:disabled),
  [type="submit"]:hover:not(:disabled) {
    transform: translateY(-1px);
    box-shadow: var(--shadow-sm);
  }

  /* Inputs — rounded */
  input:not([type="checkbox"]):not([type="radio"]),
  select,
  textarea {
    border-radius: var(--radius-sm);
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
  }
  input:focus:not([type="checkbox"]):not([type="radio"]),
  select:focus,
  textarea:focus {
    border-color: var(--color-accent-teal);
    box-shadow: 0 0 0 3px rgba(26, 188, 156, 0.15);
    outline: none;
  }
}

/* Scrollbar (subtle) */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb {
  background: var(--color-border-default);
  border-radius: var(--radius-full);
}
::-webkit-scrollbar-thumb:hover { background: var(--color-border-strong); }