/* styles.css
   Clean, modern responsive styling for Gibson Kennedy's site.
   Uses system fonts for performance and privacy.
*/

/* ---- Base / Reset ---- */
:root{
  --bg: #0f1724;
  --surface: #0b1220;
  --card: linear-gradient(180deg, rgba(255,255,255,0.02), rgba(255,255,255,0.01));
  --text: #e6eef8;
  --muted: #9fb2c9;
  --accent: #4dd0e1;
  --accent-2: #7c5cff;
  --glass: rgba(255,255,255,0.03);
  --radius: 14px;
  --max-width: 1100px;
  --gap: 1.25rem;
  --shadow: 0 8px 30px rgba(2,6,23,0.6);
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial;
  background: linear-gradient(180deg,#071024 0%, #081428 60%);
  color:var(--text);
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
  line-height:1.5;
}

/* Container */
.container{
  width:calc(100% - 2rem);
  max-width:var(--max-width);
  margin:0 auto;
  padding:3rem 0;
}

/* Header */
.site-header{
  position:sticky;
  top:0;
  z-index:40;
  backdrop-filter: blur(6px);
  background: linear-gradient(180deg, rgba(3,7,18,0.6), rgba(3,7,18,0.3));
  border-bottom:1px solid rgba(255,255,255,0.02);
}

.header-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:1rem;
  padding:0.75rem 0;
}

/* Brand */
.brand{
  display:flex;
  gap:.75rem;
  align-items:center;
  text-decoration:none;
  color:var(--text);
}
.logo{
  height:46px;
  width:46px;
  border-radius:10px;
  display:grid;
  place-items:center;
  font-weight:700;
  background:linear-gradient(135deg,var(--accent),var(--accent-2));
  color:#052022;
  box-shadow: 0 6px 18px rgba(34,37,62,0.6);
  font-family: Georgia, "Times New Roman", serif;
}
.brand-text{ font-weight:600; letter-spacing:0.2px;}

/* Nav */
.nav-list{
  list-style:none;
  display:flex;
  gap:1rem;
  margin:0;
  padding:0;
}
.nav-list a{
  color:var(--text);
  text-decoration:none;
  font-weight:500;
  padding:0.5rem .6rem;
  border-radius:8px;
}
.nav-list a:hover, .nav-list a:focus{
  background:rgba(255,255,255,0.03);
}

/* Mobile nav toggle */
.nav-toggle{
  display:none;
  background:transparent;
  border:0;
  color:var(--text);
  font-size:20px;
}

/* Theme toggle */
.theme-toggle{
  background:transparent;
  border:0;
  color:var(--text);
  font-size:18px;
  cursor:pointer;
}

/* Hero */
.hero{
  padding:6rem 0 3rem;
}
.hero-grid{
  display:grid;
  grid-template-columns: 1fr 360px;
  gap:var(--gap);
  align-items:center;
}
.hero-content h1{
  font-size: clamp(1.6rem, 4vw, 2.4rem);
  margin:0 0 .6rem;
}
.lead{
  color:var(--muted);
  max-width:55ch;
  margin:0 0 1.2rem;
}
.accent{
  background: linear-gradient(90deg,var(--accent),var(--accent-2));
  -webkit-background-clip: text;
  background-clip: text;
  color:transparent;
}

/* Hero card */
.hero-card{
  background: linear-gradient(180deg, rgba(255,255,255,0.02), rgba(255,255,255,0.01));
  border-radius:18px;
  padding:1.2rem;
  box-shadow:var(--shadow);
  display:flex;
  flex-direction:column;
  align-items:center;
  gap:.8rem;
}
.profile-photo{
  width:140px;
  height:140px;
  border-radius:18px;
  background:
    linear-gradient(180deg, rgba(255,255,255,0.03), rgba(255,255,255,0.01)),
    linear-gradient(135deg,var(--accent),var(--accent-2));
  display:block;
  box-shadow: 0 10px 30px rgba(21,23,40,0.5);
  border:4px solid rgba(255,255,255,0.03);
}

/* Social inline */
.social-inline{
  display:flex;
  gap:0.5rem;
  list-style:none;
  padding:0;
  margin:0;
}
.social-inline a{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:38px;height:38px;border-radius:10px;
  background:var(--glass);
  color:var(--text);
  text-decoration:none;
  font-weight:600;
}

/* Sections */
.section{padding:4rem 0}
.section h2{margin:0 0 1rem; font-size:1.25rem;}
.about-grid{display:grid; grid-template-columns:1fr 220px; gap:2rem; align-items:start}
.skills{list-style:disc; margin-left:1rem; color:var(--muted);}

/* Stats */
.stats{display:flex; flex-direction:column; gap:0.75rem}
.stat{background:var(--glass); padding:.9rem; border-radius:12px; text-align:center}
.stat-num{font-size:1.25rem; font-weight:700}
.stat-label{color:var(--muted); font-size:.92rem}

/* Projects */
.grid.projects{display:grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap:1.25rem}
.project-card{background:var(--card); border-radius:12px; overflow:hidden; box-shadow: 0 10px 26px rgba(3,7,18,0.6); display:flex; flex-direction:column}
.project-media{height:140px; display:grid; place-items:center; background:linear-gradient(180deg, rgba(255,255,255,0.02), rgba(255,255,255,0.01))}
.project-placeholder{color:var(--muted); font-weight:700}
.project-body{padding:1rem}
.btn{display:inline-block; padding:.5rem .8rem; border-radius:10px; text-decoration:none; cursor:pointer; border:0}
.btn.small{padding:.45rem .6rem; font-size:.92rem}
.btn.primary{background:linear-gradient(90deg,var(--accent),var(--accent-2)); color:#02161a; font-weight:700}
.btn.ghost{background:transparent; border:1px solid rgba(255,255,255,0.04); color:var(--text)}

/* Testimonials */
.test-grid{display:grid; grid-template-columns: repeat(auto-fit, minmax(260px,1fr)); gap:1rem}
.testimonial{background:var(--glass); padding:1rem 1.2rem; border-radius:12px; color:var(--muted)}

/* Contact form */
.contact-form{max-width:760px}
.form-row{display:flex; flex-direction:column; margin-bottom:0.8rem}
.form-row label{font-size:.9rem; margin-bottom:.35rem}
.form-row input, .form-row textarea{
  background: rgba(255,255,255,0.02);
  border:1px solid rgba(255,255,255,0.03);
  color:var(--text);
  padding:.65rem;
  border-radius:10px;
  outline: none;
  font:inherit;
}
.form-row input:focus, .form-row textarea:focus{box-shadow:0 8px 20px rgba(2,6,23,0.5)}

.form-actions{display:flex; gap:0.75rem; align-items:center; margin-top:0.6rem}
#form-status{margin-top:0.6rem; color:var(--muted)}

/* Footer */
.site-footer{padding:1.8rem 0; border-top:1px solid rgba(255,255,255,0.02); text-align:center; color:var(--muted)}
.footer-inner{display:flex; gap:1rem; align-items:center; justify-content:center; flex-direction:column}

/* Responsive */
@media (max-width:900px){
  .hero-grid{grid-template-columns:1fr}
  .about-grid{grid-template-columns:1fr}
  .stats{flex-direction:row; justify-content:space-between}
  .nav-list{display:none; position:absolute; right:1rem; top:64px; background:rgba(2,6,23,0.95); padding:1rem; border-radius:12px; flex-direction:column}
  .nav-toggle{display:inline-block}
  .nav-list.show{display:flex}
}

/* Light mode (when body has .light) */
body.light{
  --bg: #f7fbff;
  --surface: #ffffff;
  --card: linear-gradient(180deg, rgba(2,6,23,0.02), rgba(2,6,23,0.01));
  --text: #0b121b;
  --muted: #576b7f;
  background: linear-gradient(180deg,#f6fbff 0%, #eef6ff 60%);
}