/* ------------------------------------------------------
   GLOBAL RESET & BASE
------------------------------------------------------ */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html, body {
  font-family: "Inter", "Roboto", sans-serif;
  background: #dedede;
  color: #111;
  line-height: 1.5;
}

a {
  text-decoration: none;
  color: inherit;
}

.page {
  max-width: 1500px;
  margin: 0 auto;
  padding: 0 20px;
}

/* ------------------------------------------------------
   HEADER
------------------------------------------------------ */
header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 22px 0;
  border-bottom: 1px solid #ddd;
  background: #fff;
}

.header-left .site-label {
  display: flex;
  flex-direction: column;
  font-size: 14px;
  letter-spacing: 0.5px;
}

.site-main {
  font-weight: 600;
}

.site-sub {
  font-size: 12px;
  opacity: 0.6;
}

.logo {
  font-size: 18px;
  font-weight: 600;
  letter-spacing: 1px;
}

.header-right {
  display: flex;
  align-items: center;
  gap: 18px;
}

.menu-btn {
  padding: 8px 14px;
  border: 1px solid #111;
  border-radius: 4px;
  font-size: 14px;
  transition: 0.2s;
}

.menu-btn:hover {
  background: #111;
  color: #fff;
}

.menu-trigger {
  width: 28px;
  cursor: pointer;
}

.menu-trigger span {
  display: block;
  height: 3px;
  background: #111;
  margin-bottom: 5px;
  border-radius: 2px;
}

/* SIDE MENU ------------------------------------------------------ */
.side-menu {
  position: fixed;
  top: 0;
  left: -260px;        /* <-- αλλάζει από right σε left */
  width: 260px;
  height: 100vh;
  background: #fff;
  padding: 40px 20px;
  display: flex;
  flex-direction: column;
  gap: 18px;
  border-right: 1px solid #ddd;   /* <-- αλλάζει από border-left */
  transition: 0.3s ease;
  z-index: 999;
}

.side-menu.open {
  left: 0;             /* <-- ανοίγει από αριστερά */
}

.side-menu a {
  font-size: 16px;
  text-decoration: none;
  color: #333;
}

/* ------------------------------------------------------
   HERO WRAPPER
------------------------------------------------------ */
.hero-wrapper {
  display: grid;
  grid-template-columns: 1fr 1fr;
  margin-top: 40px;
  gap: 40px;
}

/* LEFT AI BLOCK */
.ai-block {
  padding: 20px;
}

.ai-title {
  font-size: 32px;
  font-weight: 700;
  margin-bottom: 12px;
}

.ai-sub {
  font-size: 16px;
  opacity: 0.8;
  margin-bottom: 20px;
}

.ai-search-row {
  display: flex;
  gap: 10px;
  margin-bottom: 20px;
}

.ai-input {
  flex: 1;
  padding: 12px 14px;
  border: 1px solid #ccc;
  border-radius: 6px;
  font-size: 15px;
}

.ai-btn {
  padding: 12px 18px;
  background: #111;
  color: #fff;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  font-size: 15px;
}

.ai-chip {
  display: inline-block;
  padding: 8px 14px;
  background: #eaeaea;
  border-radius: 20px;
  font-size: 14px;
  margin-right: 8px;
  margin-bottom: 8px;
  transition: 0.2s;
}

.ai-chip:hover {
  background: #dcdcdc;
}

/* RIGHT SLIDESHOW */
.hero-slideshow {
  position: relative;
  height: 420px;
  border-radius: 12px;
  overflow: hidden;
}

.hero-slide {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  opacity: 0;
  transition: opacity 1s ease;
}

.hero-slide.is-active {
  opacity: 1;
}

.hero-content {
  position: absolute;
  bottom: 30px;
  left: 30px;
  color: #fff;
  text-shadow: 0 0 10px rgba(0,0,0,0.4);
}

.hero-content h1 {
  font-size: 32px;
  margin-bottom: 6px;
}

/* ------------------------------------------------------
   SECTION TITLES
------------------------------------------------------ */
.section-title {
  margin-top: 60px;
  margin-bottom: 20px;
  font-size: 26px;
  font-weight: 700;
}

/* ------------------------------------------------------
   TEXT GRID (PROBLEMS)
------------------------------------------------------ */
.text-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 18px;
}

.text-card {
  background: #fff;
  padding: 20px;
  border-radius: 10px;
  border: 1px solid #d0d0d0;
box-shadow: 0 1px 2px rgba(0,0,0,0.06);
  transition: 0.2s;
}

.text-card:hover {
  transform: translateY(-4px);
  border-color: #ccc;
}

.text-card h3 {
  font-size: 18px;
  margin-bottom: 6px;
}

/* ------------------------------------------------------
   A–Z BAR
------------------------------------------------------ */
.az-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 20px;
}

.az-letter {
  padding: 6px 10px;
  background: #fff;
  border: 1px solid #ddd;
  border-radius: 6px;
  font-size: 14px;
  cursor: pointer;
  transition: 0.2s;
}

.az-letter:hover {
  background: #111;
  color: #fff;
}

/* A–Z GRID */
.az-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 18px;
}

.az-item {
  background: #fff;
  padding: 18px;
  border-radius: 10px;
  border: 1px solid #eee;
  display: flex;
  flex-direction: column;
  gap: 6px;
  transition: 0.2s;
}

.az-item:hover {
  transform: translateY(-4px);
  border-color: #ccc;
}

.az-item span {
  font-size: 14px;
  opacity: 0.7;
}

/* ------------------------------------------------------
   3 SOFT CARDS
------------------------------------------------------ */
.cards-3 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
  margin-top: 20px;
}

.card-soft {
  background: #fff;
  padding: 26px;
  border-radius: 12px;
  border: 1px solid #d0d0d0;
box-shadow: 0 1px 2px rgba(0,0,0,0.06);
  transition: 0.2s;
}

.card-soft:hover {
  transform: translateY(-4px);
  border-color: #ccc;
}

.card-soft h3 {
  font-size: 20px;
  margin-bottom: 10px;
}

.card-soft a {
  display: inline-block;
  margin-top: 12px;
  font-weight: 600;
  color: #111;
}

/* ------------------------------------------------------
   FOOTER
------------------------------------------------------ */
footer {
  margin-top: 80px;
  padding: 40px 0;
  text-align: center;
  background: #fff;
  border-top: 1px solid #ddd;
}

footer .line-1 {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 6px;
}

footer .sub {
  font-size: 14px;
  opacity: 0.7;
  margin-bottom: 4px;
}

footer .copy {
  margin-top: 10px;
  font-size: 13px;
  opacity: 0.6;
}

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

  .hero-slideshow {
    height: 300px;
  }
}

@media (max-width: 600px) {
  header {
    flex-direction: column;
    gap: 14px;
  }

  .header-right {
    gap: 10px;
  }

  .ai-title {
    font-size: 26px;
  }
}
.site-header {
  position: relative;
  width: 100%;
  height: 90px;
}

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

.menu-btn {
  margin: 0 10px;
  font-weight: 600;
}

.menu-trigger {
  display: inline-block;
  cursor: pointer;
  float: right;
}

.menu-trigger span {
  display: block;
  width: 25px;
  height: 3px;
  margin: 5px 0;
  background-color: #333;
}