/* ================= FONTS ================= */

@font-face {
  font-family: 'sf';
  src: url('/fonts/sf.otf') format('opentype');
}

/* ================= PC =============== */

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

body {
  font-family: 'sf';
  background: white;
  color: #111;
  padding-top: 90px; 
}

/* -------------------- HEADER -------------------- */

header.header-left {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 80px;
  display: flex;
  align-items: center;
  background: whitesmoke;
  padding: 0 24px;
  z-index: 1000;
  box-shadow: 0 1px 6px rgba(0, 0, 0, 0.08);
}

/* -------------------- LEFT -------------------- */

.header-left .left {
  flex: 1;
  display: flex;
  align-items: center;
  gap: 16px;
}

.header-left .left i {
  font-size: 20px;
  cursor: pointer;
  color: #4169E1;
}

/* -------------------- CENTER -------------------- */

.header-center {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
}

.header-center img {
  height: 45px;
  width: auto;
  margin-top: 2px;
  object-fit: contain;
}

/* -------------------- RIGHT -------------------- */

.header-right {
  flex: 1;
  display: flex;
  justify-content: flex-end;
  align-items: center;
  gap: 20px;
}

.header-right i {
  font-size: 20px;
  cursor: pointer;
  color: #4169E1;
}

/* -------------------- SIDEBAR -------------------- */

.sidebar {
  position: fixed;
  top: 80px;                 
  left: -260px;
  width: 260px;
  height: calc(100vh - 80px);
  background: #f5f5f5;
  box-shadow: 4px 0 18px rgba(0, 0, 0, 0.08);
  transition: left 0.25s ease;
  z-index: 999;
  overflow-y: auto;
  padding: 24px 16px;
}

.sidebar.active {
  left: 0;
}

.sidebar a {
  display: block;
  padding: 10px;
  font-size: 12px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: #111;
  text-decoration: none;
  text-align: center; 
}

.sidebar a:hover {
  opacity: 0.7;
}

.sidebar .section-title,
.sidebar p {
  margin: -10px 0 -10px;
  font-size: 12px;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: #555;
  text-align: center;
}

.sidebar hr {
  width: 100%;
  margin: 14px auto;
  border: none;
  border-top: 1px solid rgba(0, 0, 0, 0.25);
}


#category-menu a {
  font-size: 13px;
  letter-spacing: 1.5px;
  margin: 6px 0;
}

/* ================= PHONE ================= */

@media (max-width: 600px) {

  body {
    padding-top: 70px; 
  }

  header.header-left {
    height: 70px;
    padding: 0 16px;
  }

  .header-left .left i,
  .header-right i {
    font-size: 18px;
  }

  .header-center img {
    height: 38px;
    margin-top: 0;
  }

  .header-right {
    gap: 16px;
  }

  .sidebar {
    top: 70px;
    height: calc(100vh - 70px);
    width: 220px;
  }

  .sidebar a {
    padding: 10px;
    font-size: 12px;
    letter-spacing: 2px;
    text-align: center;
  }

  .sidebar .section-title,
  .sidebar p {
    font-size: 12px;
    letter-spacing: 4px;
  }

  #category-menu a {
    font-size: 12px;
    letter-spacing: 1.5px;
    margin: 8px 0;
  }
}