/* =========================================================
   Styles for the 2D pages (about.html, task, project1, project2)
   ========================================================= */

/* ===== COLOURS AND SIZES ===== */
:root {
  --bg: #0f1115;
  --surface: #171a21;
  --border: #262b36;
  --text: #e6e8ee;
  --muted: #9aa1b1;
  --accent: #4fd1a5;
  --max: 920px;
}

/* ===== PAGE BASICS ===== */
* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: "Inter", system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}

/* ===== LINKS ===== */
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ===== PAGE WIDTH CONTAINER ===== */
.wrap { max-width: var(--max); margin: 0 auto; padding: 0 20px; }

/* ===== HEADER AND NAVIGATION ===== */
header.site {
  border-bottom: 1px solid var(--border);
  padding: 18px 0;
}
header.site .wrap { display: flex; justify-content: space-between; align-items: center; gap: 16px; flex-wrap: wrap; }
.logo { font-weight: 700; color: var(--text); letter-spacing: .5px; }
nav a { margin-left: 18px; color: var(--muted); font-size: .95rem; }
nav a:first-child { margin-left: 0; }
nav a:hover, nav a.active { color: var(--accent); text-decoration: none; }
nav { flex: 1; text-align: right; }

/* ===== 3D / 2D SWITCH ===== */
.view-switch {
  display: flex; padding: 3px; gap: 2px;
  background: var(--surface); border: 1px solid var(--border); border-radius: 999px;
  font-weight: 700; font-size: .8rem;
}
.view-switch a {
  padding: 4px 12px; border-radius: 999px; color: var(--muted); text-decoration: none;
  transition: background .2s, color .2s;
}
.view-switch a:hover { color: var(--accent); text-decoration: none; }
.view-switch a.on { background: var(--accent); color: #0f1115; }

/* ===== HERO (intro at the top of the About page) ===== */
.hero { padding: 80px 0 56px; }
.hero h1 { font-size: clamp(2rem, 6vw, 3.2rem); line-height: 1.15; }
.hero h1 span { color: var(--accent); }
.hero p { color: var(--muted); max-width: 600px; margin-top: 16px; font-size: 1.1rem; }
/* --- Hero: buttons --- */
.btns { margin-top: 28px; display: flex; gap: 12px; flex-wrap: wrap; }
.btn {
  display: inline-block; padding: 10px 20px; border-radius: 8px;
  border: 1px solid var(--accent); font-weight: 600;
}
.btn.primary { background: var(--accent); color: #0f1115; }
.btn:hover { text-decoration: none; opacity: .9; }

/* ===== SECTIONS ===== */
section { padding: 40px 0; }
section h2 { font-size: 1.4rem; margin-bottom: 18px; }

/* ===== SKILL TAGS ===== */
.tags { display: flex; flex-wrap: wrap; gap: 8px; }
.tag {
  background: var(--surface); border: 1px solid var(--border);
  padding: 6px 12px; border-radius: 999px; font-size: .9rem;
}

/* ===== WORK CARDS ===== */
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 16px; }
.card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: 12px; padding: 22px; transition: border-color .2s;
}
.card:hover { border-color: var(--accent); }
.card h3 { margin-bottom: 8px; }
.card p { color: var(--muted); font-size: .95rem; }
.card .more { display: inline-block; margin-top: 14px; font-weight: 600; }

/* ===== EDUCATION & EXPERIENCE LIST ===== */
.timeline li { list-style: none; margin-bottom: 14px; }
.timeline strong { display: block; }
.timeline span { color: var(--muted); font-size: .95rem; }

/* ===== TASK / PROJECT PAGES ===== */
.page-head { padding: 56px 0 24px; }
.page-head h1 { font-size: 2.2rem; }
.page-head p { color: var(--muted); margin-top: 8px; }
/* --- Task / project pages: under-construction box --- */
.placeholder {
  background: var(--surface); border: 1px dashed var(--border);
  border-radius: 12px; padding: 40px; text-align: center; color: var(--muted);
}

/* ===== FOOTER ===== */
footer {
  border-top: 1px solid var(--border); margin-top: 40px;
  padding: 24px 0; color: var(--muted); font-size: .9rem;
}