@import url('https://fonts.googleapis.com/css2?family=DM+Sans:ital,opsz,wght@0,9..40,300;0,9..40,400;0,9..40,500;0,9..40,600;0,9..40,700;1,9..40,400&display=swap');

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

:root {
  --cream: #FAF7F2;
  --white: #FFFFFF;
  --black: #141414;
  --gray: #6B6B6B;
  --border: rgba(20,20,20,0.07);
  --green: #3DAA74;
  --green-light: #EBF7F2;
  --font: 'DM Sans', sans-serif;
}

html { scroll-behavior: smooth; }

body {
  background: var(--cream);
  color: var(--black);
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
}

::selection { background: #EBF7F2; color: #2A8A5C; }

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

/* NAV */
.pf-nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 200;
  transition: background 0.25s, border-color 0.25s, backdrop-filter 0.25s;
  border-bottom: 1px solid transparent;
}
.pf-nav.scrolled {
  background: rgba(250,247,242,0.92);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-color: var(--border);
}
.pf-nav-inner {
  max-width: 1100px; margin: 0 auto;
  padding: 0 40px; height: 68px;
  display: flex; align-items: center; justify-content: space-between;
}
.pf-nav-logo {
  font-size: 16px; font-weight: 700; letter-spacing: -0.02em;
  color: var(--black); cursor: pointer;
}
.pf-nav-logo span { color: var(--green); }
.pf-nav-links { display: flex; gap: 4px; }
.pf-nav-links a {
  padding: 7px 16px; border-radius: 100px;
  font-size: 14px; font-weight: 500; color: #777;
  transition: background 0.15s, color 0.15s;
}
.pf-nav-links a:hover { background: rgba(0,0,0,0.05); color: var(--black); }
.pf-nav-links a.active {
  background: var(--black); color: white; font-weight: 600;
}

/* CONTAINER */
.container { max-width: 1100px; margin: 0 auto; padding: 0 40px; }

/* CARDS */
.card {
  background: white; border-radius: 22px;
  box-shadow: 0 2px 20px rgba(0,0,0,0.055);
  overflow: hidden;
}

/* TAG */
.tag {
  display: inline-block; border-radius: 100px;
  padding: 4px 13px; font-size: 12px; font-weight: 600;
  line-height: 1.5;
}
.tag-green { background: #EBF7F2; color: #2A8A5C; }
.tag-gray  { background: #EEEBE7; color: #555; }
.tag-dark  { background: #1A1A1A; color: #FAF7F2; }

/* FOOTER */
.pf-footer {
  background: var(--black); color: rgba(255,255,255,0.4);
  padding: 52px 40px; text-align: center;
  font-size: 13px; margin-top: auto;
}
.pf-footer strong { color: rgba(255,255,255,0.75); }

/* SCROLLBAR */
::-webkit-scrollbar { width: 5px; }
::-webkit-scrollbar-thumb { background: rgba(0,0,0,0.12); border-radius: 4px; }