/* ===============================
   GLOBAL STYLES
   =============================== */

body {
  font-family: 'Segoe UI', sans-serif;
  margin: 0;
  background: #f4f4f4;
  color: #222;
}

/* ===============================
   TOP NAVIGATION
   =============================== */

.top-nav {
  background: #222;
  padding: 12px;
  text-align: center;
}

.top-nav a,
.top-nav button {
  color: white;
  margin: 0 12px;
  text-decoration: none;
  background: none;
  border: none;
  font-size: 16px;
  cursor: pointer;
}

/* ===============================
   LAYOUT
   =============================== */

.container {
  display: flex;
  max-width: 1100px;
  margin: 30px auto;
  background: white;
  box-shadow: 0 0 15px rgba(0,0,0,0.1);
}

/* ===============================
   SIDEBAR
   =============================== */

.sidebar {
  width: 300px;
  background: #1e272e;
  color: white;
  text-align: center;
  padding: 25px;
}

.profile-pic {
  width: 140px;
  height: 140px;
  border-radius: 50%;
  object-fit: cover;
  border: 4px solid white;
  margin-bottom: 10px;
}

.tagline {
  font-size: 14px;
  opacity: 0.9;
  margin-bottom: 10px;
}

.social a {
  color: white;
  margin: 8px;
  font-size: 18px;
}

/* ===============================
   MAIN CONTENT
   =============================== */

.content {
  padding: 30px;
  flex: 1;
}

.page {
  max-width: 900px;
  margin: 40px auto;
  background: white;
  padding: 30px;
}

h1, h2, h3 {
  margin-top: 0;
}

/* ===============================
   RESPONSIVE (MOBILE)
   =============================== */

@media (max-width: 768px) {
  .container {
    flex-direction: column;
  }

  .sidebar {
    width: 100%;
  }
}

/* ===============================
   DARK MODE (FINAL FIX)
   =============================== */

body.dark {
  background: #0f172a;
  color: #e5e7eb;
}

/* Navigation */
body.dark .top-nav {
  background: #020617;
}

/* Container */
body.dark .container {
  background: transparent;
}

/* Main content */
body.dark .content,
body.dark .page {
  background: #020617;
  color: #e5e7eb;
}

/* Sidebar */
body.dark .sidebar {
  background: #020617;
  color: #e5e7eb;
}

/* Headings */
body.dark h1,
body.dark h2,
body.dark h3 {
  color: #f8fafc;
}

/* Text */
body.dark p,
body.dark li {
  color: #e5e7eb;
}

/* Links */
body.dark a {
  color: #38bdf8;
}

/* Social icons */
body.dark .social a {
  color: #e5e7eb;
}