@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:ital,wght@0,300;0,400;0,500;0,600;0,700;0,800;1,400;1,600&display=swap');

:root {
  /* ─── Colors (Light Mode) ─── */
  --bg:             #F5F4F0;
  --surface:        #FFFFFF;
  --card:           #FFFFFF;
  --card-hover:     #FAFAF8;
  --border:         rgba(17, 24, 39, 0.09);
  --border-focus:   rgba(230, 57, 70, 0.45);

  --accent:         #E63946;
  --accent-hover:   #CC2F3C;
  --accent-dim:     rgba(230, 57, 70, 0.08);
  --accent2:        #FF6B35;

  --text:           #111827;
  --text-muted:     #6B7280;
  --text-dim:       #9CA3AF;

  --danger:         #DC2626;
  --danger-hover:   #B91C1C;
  --danger-dim:     rgba(220, 38, 38, 0.08);
  --success:        #16A34A;
  --success-dim:    rgba(22, 163, 74, 0.1);
  --info-dim:       rgba(230, 57, 70, 0.08);

  /* ─── Radii ─── */
  --radius-sm:  6px;
  --radius:     12px;
  --radius-lg:  20px;
  --radius-xl:  28px;

  /* ─── Shadows (light mode — subtle) ─── */
  --shadow-sm:   0 1px 3px rgba(0,0,0,0.06), 0 1px 2px rgba(0,0,0,0.04);
  --shadow:      0 4px 16px rgba(0,0,0,0.08), 0 1px 4px rgba(0,0,0,0.05);
  --shadow-lg:   0 12px 40px rgba(0,0,0,0.12), 0 4px 12px rgba(0,0,0,0.07);
  --shadow-glow: 0 0 30px rgba(230, 57, 70, 0.18);

  /* ─── Transitions ─── */
  --ease: cubic-bezier(0.4, 0, 0.2, 1);
  --t-fast: 0.15s var(--ease);
  --t:      0.25s var(--ease);
  --t-slow: 0.4s  var(--ease);

  /* ─── Typography ─── */
  --font-serif: 'Plus Jakarta Sans', system-ui, -apple-system, sans-serif;
  --font-sans:  'Plus Jakarta Sans', system-ui, -apple-system, sans-serif;
}

/* ─── Reset ─── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: var(--font-sans);
  background-color: var(--bg);
  color: var(--text);
  min-height: 100vh;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ─── Typography ─── */
h1, h2, h3, h4, h5 {
  font-family: var(--font-sans);
  color: var(--text);
  line-height: 1.2;
  font-weight: 800;
}

h1 { font-size: clamp(2rem, 5vw, 3.5rem); letter-spacing: -0.03em; }
h2 { font-size: clamp(1.5rem, 3vw,  2.25rem); letter-spacing: -0.02em; }
h3 { font-size: clamp(1.1rem, 2vw,  1.35rem); font-weight: 700; }
h4 { font-size: 0.75rem; font-weight: 700; letter-spacing: 0.07em; text-transform: uppercase; color: var(--text-muted); }

p { color: var(--text-muted); font-size: 0.95rem; }

a {
  color: var(--accent);
  text-decoration: none;
  transition: color var(--t-fast);
}
a:hover { color: var(--accent-hover); }

img { max-width: 100%; height: auto; display: block; }
ul, ol { list-style: none; }
button { cursor: pointer; font-family: var(--font-sans); border: none; background: none; }
input, textarea, select { font-family: var(--font-sans); }

/* ─── Scrollbar ─── */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 99px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-dim); }

/* ─── Utilities ─── */
.sr-only {
  position: absolute; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0,0,0,0); white-space: nowrap; border-width: 0;
}
.text-accent  { color: var(--accent); }
.text-muted   { color: var(--text-muted); }
.divider      { border: none; border-top: 1px solid var(--border); margin: 1.5rem 0; }