:root {
  --header-height: 90px;
  --bg: #f8fafc;
  --text: #0f172a;
  --card: #dbe8f5;
  --primary: #2563eb;
  --border: #e5e7eb;
}

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

/* ===============================
   BODY
   =============================== */
body {
  font-family: system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg);
  color: var(--text);
  padding-top: var(--header-height);
  line-height: 1.7;
  overflow-x: hidden;
}

/* ===============================
   HEADER
   =============================== */
#header {
  position: fixed;
  top: 0;
  width: 100%;
  height: var(--header-height);
  background: #ffffff;
  border-bottom: 1px solid var(--border);
  z-index: 9999;

  display: flex;
  align-items: center;
  justify-content: space-between;

  padding: 0 24px;
}

/* LEFT SIDE */
.header-left {
  display: flex;
  align-items: center;
  gap: 12px;
}

#HIcon {
  width: 46px;
  height: auto;
}

#HH1 {
  font-size: 1.5rem;
  font-weight: 700;
}

/* RIGHT ACTIONS */
.header-actions {
  display: flex;
  gap: 10px;
}

/* BUTTONS */
#hamburger,
#darkModeToggle {
  width: 42px;
  height: 42px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: #f1f5f9;
  font-size: 1.3rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}

#hamburger {
  font-size: 1.5rem;
}

/* ===============================
   SIDE NAV (RIGHT PANEL)
   =============================== */
#nav {
  position: fixed;
  top: 0;
  right: -320px;
  width: 320px;
  height: 100vh;

  background: #ffffff;
  padding: 90px 24px;
  transition: right 0.3s ease;
  z-index: 10000;

  box-shadow: -20px 0 40px rgba(0,0,0,0.2);
}

#nav.active {
  right: 0;
}

#navClose {
  position: absolute;
  top: 20px;
  right: 20px;
  font-size: 1.5rem;
  background: none;
  border: none;
  cursor: pointer;
}

#nav ul {
  list-style: none;
}

#nav li {
  margin-bottom: 18px;
}

#nav a {
  text-decoration: none;
  font-size: 1.1rem;
  color: var(--text);
  font-weight: 600;
}

/* ===============================
   MAIN SECTIONS
   =============================== */
section {
  max-width: 1100px;
  margin: 60px auto;
  padding: 30px;
  background: var(--card);
  border-radius: 18px;
}

/* ===============================
   ARTICLE
   =============================== */
.article-card {
  padding: 30px;
  border-radius: 16px;
  background: var(--card);
}

.see-more-btn {
  display: inline-block;
  margin-top: 15px;
  padding: 10px 22px;
  background: var(--primary);
  color: #ffffff;
  border-radius: 999px;
  text-decoration: none;
  font-weight: 700;
}

/* ===============================
   FEATURED TOOLS
   =============================== */
#featured-tools {
  background: transparent;
  padding: 0;
}

.section-title {
  text-align: center;
  font-size: 2rem;
  margin-bottom: 30px;
}

.tools-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 25px;
}

.tool-card {
  background: #ffffff;
  border-radius: 18px;
  padding: 25px;
  box-shadow: 0 12px 30px rgba(0,0,0,0.08);

  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.tool-card h3 {
  margin-bottom: 10px;
}

.tool-card p {
  color: #475569;
  margin-bottom: 20px;
}

.tool-btn {
  align-self: flex-start;
  padding: 10px 22px;
  background: var(--primary);
  color: #ffffff;
  border-radius: 999px;
  font-weight: 700;
  text-decoration: none;
}

/* ===============================
   FOOTER
   =============================== */
#footer {
  text-align: center;
  padding: 40px 20px;
  margin-top: 60px;
  color: #475569;
}

/* ===============================
   SIDE ADS
   =============================== */
#asideleft,
#asideright {
  position: fixed;
  top: var(--header-height);
  width: 160px;
  height: calc(100vh - var(--header-height));
}

#asideleft { left: 10px; }
#asideright { right: 10px; }

/* Push content away from ads on large screens */
@media (min-width: 1300px) {
  body {
    padding-left: 200px;
    padding-right: 200px;
  }
}

/* Hide ads on smaller screens */
@media (max-width: 1299px) {
  #asideleft,
  #asideright {
    display: none;
  }

  body {
    padding-left: 0;
    padding-right: 0;
  }
}

/* ===============================
   ANIMATIONS
   =============================== */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: 0.6s ease;
}

.reveal.active {
  opacity: 1;
  transform: none;
}

/* ===============================
   RESPONSIVE
   =============================== */
@media (max-width: 900px) {
  .tools-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  section {
    margin: 40px 16px;
  }
}

/* ===============================
   DARK MODE
   =============================== */
body.dark-mode {
  background: #0f172a;
  color: #e5e7eb;
}

body.dark-mode #header,
body.dark-mode #nav {
  background: #1e293b;
  border-color: #334155;
}

body.dark-mode section,
body.dark-mode .tool-card {
  background: #1e293b;
}

body.dark-mode a {
  color: #93c5fd;
}
/* =========================================
   HEADER HARD FIX (DESKTOP SAFE)
   ========================================= */

/* Reset header positioning influence */
#header {
  left: 0;
  right: 0;
  margin: 0;
  padding: 0;
}

/* Inner header layout wrapper (virtual) */
#header {
  display: flex;
  justify-content: center;
}

/* Constrain content width like modern sites */
#header > .header-left,
#header > .header-actions {
  position: relative;
  z-index: 2;
}

/* Create centered header content */
#header::before {
  content: "";
  position: absolute;
  inset: 0;
  max-width: 1200px;
  margin: auto;
}

/* Proper header layout */
#header {
  padding: 0 24px;
}

/* Left section */
.header-left {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-right: auto;
}

/* Right section */
.header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-left: auto;
}

/* FORCE hamburger visibility everywhere */
#hamburger {
  display: flex !important;
  align-items: center;
  justify-content: center;
  visibility: visible !important;
  opacity: 1 !important;
}

/* Prevent ads from affecting header */
@media (min-width: 1300px) {
  body {
    padding-left: 200px;
    padding-right: 200px;
  }

  #header {
    padding-left: 24px;
    padding-right: 24px;
  }
}

/* Mobile safety */
@media (max-width: 768px) {
  #header {
    padding: 0 16px;
  }
}
#featured-pcs img {
  height: 180px;
  object-fit: cover;
}