:root{
  --bg: #ffffff;
  --card: #ffffff;
  --text: #0f1724;
  --muted: #586174;
  --accent: #0ea5a4; /* teal */
  --accent-2:#64ffda;
  --glass: rgba(255,255,255,0.6);
  --radius: 12px;
  --shadow: 0 6px 18px rgba(12,20,30,0.08);
  --max-width: 1100px;
  font-family: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial;
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
}

[data-theme="dark"]{
  --bg: #061026;
  --card: #071427;
  --text: #e6eef8;
  --muted: #98a6bf;
  --accent: #3dd6c9;
  --glass: rgba(255,255,255,0.03);
  --shadow: 0 6px 20px rgba(1,8,15,0.6);
}

*{box-sizing:border-box}
html,body{height:100%}
body {
  margin: 0;
  background: var(--bg); /* solid color instead of gradient */
  color: var(--text);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

/* NAV */
.site-header{background:transparent;padding:0}
.nav{padding:18px 16px;border-bottom:1px solid rgba(0,0,0,0.04);position:sticky;top:0;backdrop-filter: blur(6px);z-index:30}
.nav-inner{max-width:var(--max-width);margin:0 auto;display:flex;align-items:center;gap:16px;justify-content:space-between}
.brand{font-weight:700;color:var(--text);text-decoration:none;font-size:1.05rem}
.nav-toggle{display:flex;align-items:center;justify-content:center;background:transparent;border:0;color:var(--text);font-size:1.2rem;padding:8px;border-radius:8px}
.nav-menu{display:flex;gap:10px;align-items:center;margin:0;padding:0;list-style:none}
.nav-menu a{color:var(--muted);text-decoration:none;padding:8px 12px;border-radius:8px;font-weight:600}
.nav-menu a:hover{background:var(--glass);color:var(--text)}
.nav-actions{display:flex;align-items:center;gap:10px}
.icon-btn{background:transparent;border:0;padding:8px;border-radius:8px;font-size:1.05rem}
.btn-primary, .btn-outline, .btn-ghost, .mobile-cta{
  display:inline-block;padding:10px 14px;border-radius:10px;text-decoration:none;font-weight:700;
}
.btn-primary{background:var(--accent);color:#002;box-shadow:var(--shadow)}
.btn-outline{border:2px solid var(--accent);color:var(--text);background:transparent}
.btn-ghost{background:transparent;color:var(--muted)}

/* HERO */
.hero{padding:32px 16px}
.hero-inner{max-width:var(--max-width);margin:0 auto;display:flex;flex-direction:column;gap:18px;align-items:center}
.profile-pic{width:120px;height:120px;border-radius:50%;object-fit:cover;border:4px solid var(--card);box-shadow:var(--shadow)}
.hero-copy{text-align:center;max-width:820px}
h1{font-size:1.6rem;margin:0 0 8px}
.lead{font-weight:600;margin:0 0 8px;color:var(--muted)}
.hero-sub{margin:0 0 16px;color:var(--muted)}
.hero-ctas{display:flex;gap:10px;flex-wrap:wrap;justify-content:center}

/* SECTIONS */
.section{padding:34px 16px}
.container{max-width:var(--max-width);margin:0 auto}
.section-head{display:flex;flex-direction:column;gap:8px;margin-bottom:12px}
h2{margin:0 0 8px;font-size:1.25rem}
.muted{color:var(--muted);font-size:0.95rem}

/* TWO COLUMN */
.two-col{display:grid;grid-template-columns:1fr;gap:16px}
.bullets{padding-left:1rem}
.exp{margin-bottom:12px}

/* SKILLS GRID */
.skills-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}
.skill{background:var(--card);padding:12px;border-radius:10px;box-shadow:var(--shadow);display:flex;align-items:center;gap:12px;font-weight:600}
.skill i{font-size:1.2rem;color:var(--accent)}
.tag{display:inline-block;background:linear-gradient(90deg,rgba(0,0,0,0.03),transparent);padding:6px 8px;border-radius:8px;font-size:0.85rem;margin-left:8px}

/* PROJECTS */
.project-grid{display:grid;grid-template-columns:1fr;gap:14px}
.project-card{background:var(--card);border-radius:12px;overflow:hidden;box-shadow:var(--shadow);display:flex;flex-direction:column}
.project-card img{width:100%;height:190px;object-fit:cover}
.card-body{padding:14px}
.card-body h3{margin:0 0 6px;font-size:1.05rem}
.card-footer{display:flex;gap:10px;align-items:center;margin-top:12px}
.card-footer a{color:var(--accent);font-weight:700;text-decoration:none}

/* FREELANCE */
.small-card{background:linear-gradient(180deg, rgba(255,255,255,0.02), transparent);padding:12px;border-radius:10px;box-shadow:var(--shadow)}

/* CONTACT */
.contact-cards{display:grid;grid-template-columns:repeat(1,1fr);gap:10px;margin-top:12px}
.contact-card{display:flex;align-items:center;gap:12px;padding:12px;border-radius:10px;background:var(--card);box-shadow:var(--shadow);text-decoration:none;color:var(--text)}
.contact-card i{font-size:1.2rem;color:var(--accent)}

/* FOOTER */
.site-footer{padding:18px 16px;border-top:1px solid rgba(0,0,0,0.06);margin-top:30px}
.footer-inner{max-width:var(--max-width);margin:0 auto;display:flex;justify-content:space-between;align-items:center;gap:20px}
.footer-links a{color:var(--muted);text-decoration:none;margin-left:12px}

/* Responsiveness */
@media(min-width:700px){
  .hero-inner{flex-direction:row;align-items:center;justify-content:space-between}
  .hero-copy{text-align:left}
  .two-col{grid-template-columns:1fr 360px}
  .skills-grid{grid-template-columns:repeat(3,1fr)}
  .project-grid{grid-template-columns:repeat(3,1fr)}
  .contact-cards{grid-template-columns:repeat(4,1fr)}
  .cv-desktop{display:block}
  .mobile-cta{display:none}
}

@media(max-width:699px){
  .nav-menu{display:none;position:absolute;left:12px;right:12px;top:68px;background:var(--card);padding:12px;border-radius:10px;box-shadow:var(--shadow);flex-direction:column}
  .nav-menu.show{display:flex}
  .cv-desktop{display:none}
  .mobile-cta{display:inline-block}
  .project-card img{height:160px}
}

/* small visual helpers */
.small{font-size:0.95rem}
.accent{color:var(--accent);font-weight:800}
.bullets li{margin-bottom:8px}


/* Base toggle button */
#theme-toggle.icon-btn {
  border: none;
  cursor: pointer;
  padding: 10px;
  border-radius: 50%;
  transition: all 0.3s ease;
  font-size: 1.2rem;
}

/* Light (day) mode */
[data-theme="light"] #theme-toggle {
  background: #ffffff;   /* white background */
  color: #facc15;        /* yellow sun */
  box-shadow: 0 0 8px rgba(0,0,0,0.1);
}

/* Dark (night) mode */
[data-theme="dark"] #theme-toggle {
  background: #061026;   /* blue-black background */
  color: #ffffff;        /* white moon */
  box-shadow: 0 0 8px rgba(0,0,0,0.5);
}