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

body, main {
  font-family: 'Poppins', sans-serif;
  background: linear-gradient(135deg, #0f2027, #203a43, #2c5364);
  color: #fff;
  min-height: 100vh;
  line-height: 1.6;
  overflow-x: hidden;
}

/* ================== CONTAINER ================== */
.container {
  width: 100%;
  max-width: 1200px;
  margin: auto;
  padding: 15px;
}

/* ================== IMAGES ================== */

/* ================== HEADINGS ================== */
h1, h2, h3, h4, h5, h6 {
  word-wrap: break-word;
}

/* ================== BUTTONS ================== */
button {
  padding: 10px 15px;
  border-radius: 8px;
  font-size: 16px;
  cursor: pointer;
  border: none;
  transition: all 0.3s ease;
}

/* ================== HEADER & NAVBAR ================== */
.header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(0,0,0,0.5);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.navbar {
  display: flex;
  justify-content: space-between;
  align-items: left;
  padding: 20px 35px;
}

/* BRAND GLOW */
.nav-brand {
  font-size: 20px;
  font-weight: bold;
  background: linear-gradient(90deg, #fbfcfc, #6bdab5, #4959d4);
  background-size: 200% auto;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: glowMove 3s linear infinite;
}

@keyframes glowMove {
  0% { background-position: 0% center; }
  100% { background-position: 200% center; }
}

/* ================== NAV MENU ================== */
.nav-menu {
  list-style: none;
  display: flex;
  gap: 30px;
}

.nav-menu li {
  position: relative;
}

.nav-menu a {
  text-decoration: none;
  color: #fff;
  font-weight: 500;
  padding: 10px 12px;
  transition: all 0.4s ease;
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-menu a:hover {
  color: #6170dc;
  transform: translateY(-3px);
}

.nav-menu a::after {
  content: "";
  position: absolute;
  bottom: 4px;
  left: 0;
  height: 2px;
  width: 0%;
  background: #4f6ddb;
  transition: width 0.4s;
}

.nav-menu a:hover::after {
  width: 100%;
}

/* ================== DROPDOWN ================== */
.dropdown {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  flex-direction: column;
  min-width: 330px;
  background: rgba(0,0,0,0.85);
  backdrop-filter: blur(8px);
  border-radius: 10px;
  box-shadow: 0 8px 25px rgba(0,255,255,0.1);
  padding: 10px;
  opacity: 0;
  transform: translateY(10px);
  transition: all 0.3s ease;
}

.nav-menu li:hover .dropdown {
  display: flex;
  opacity: 1;
  transform: translateY(0);
}

.dropdown a {
  padding: 8px 12px;
  color: #fff;
  border-radius: 6px;
  transition: background 0.3s ease;
}

.dropdown a:hover {
  background: rgba(0, 255, 255, 0.1);
}

/* ================== HAMBURGER ================== */
.hamburger {
  display: none;
  flex-direction: column;
  cursor: pointer;
  gap: 6px;
  z-index: 1100;
}

.hamburger span {
  width: 28px;
  height: 3px;
  background: #6ea8ff;
  border-radius: 3px;
  transition: 0.4s;
}

.hamburger.active span:nth-child(1) {
  transform: rotate(45deg) translateY(9px);
}
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) {
  transform: rotate(-45deg) translateY(-9px);
}

/* ================== ACCOUNT LINK ================== */
.account-link {
  text-decoration: none;
  color: white;
  font-size: 16px;
  padding: 6px 14px;
  border-radius: 6px;
  background: linear-gradient(45deg,#0f8fca,#2b47b5, #12a7ec);
  background-size: 200% 200%;
  transition: all 0.4s ease;
  box-shadow: 0 0 5px rgba(0,123,255,0.4);
}

.account-link:hover {
  background-position: right center;
  transform: translateY(-2px) scale(1.05);
  box-shadow: 0 0 12px rgba(9,15,16,0.7), 0 0 20px rgba(5,8,11,0.5);
}

/* ================== AI PANEL & ORB ================== */
.ai-orb {
  position: fixed;
  bottom: 15px;
  right: 15px;
  width: 60px;
  height: 60px;
}

.panel {
  position: fixed;
  width: 220px;
  right: 15px;
  bottom: 85px;
}

/* ================== GRID ================== */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 20px;
}

/* ================== CSCS CARDS ================== */
.cscs-card {
  background: rgba(255, 255, 255, 0.05);
  border-radius: 12px;
  padding: 18px 20px;
  margin: 10px 0;
  cursor: pointer;
  position: relative;
  transition: background 0.3s ease, transform 0.3s ease;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.cscs-card:hover {
  background: rgba(255, 255, 255, 0.12);
  transform: translateY(-2px);
}

.cscs-card::after {
  content: "\25BC";
  font-size: 16px;
  color: #6ea8ff;
  transition: transform 0.3s ease;
}

.cscs-card.active::after {
  transform: rotate(180deg);
}

.cscs-card span {
  font-size: 16px;
  color: #fff;
  font-weight: 500;
}

.cscs-card-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.4s ease;
  padding: 0 20px;
  font-size: 14px;
  color: #ddd;
}

.cscs-card.active + .cscs-card-content {
  max-height: 300px;
  padding: 10px 20px;
}

/* ================== MEDIA QUERIES ================== */
@media(max-width: 768px) {
  .hamburger { display: flex; }
  .nav-menu {
    position: fixed;
    top: 0;
    left: 0;
    height: 100vh;
    width: 100%;
    flex-direction: column;
    justify-content: flex-start;
    align-items: flex-start;
    padding: 80px 20px;
    background: rgba(0,0,0,0.95);
    transform: translateY(-100%);
    transition: all 0.4s ease;
  }
  .nav-menu.show { transform: translateY(0); }
  .nav-menu li { width: 100%; text-align: left; }
  .dropdown { display: none; position: static; width: 100%; background: none; box-shadow: none; padding: 0; margin-left: 20px; }
  .expand .dropdown { display: block; }
  .drop-btn { display: flex; justify-content: space-between; align-items: center; width: 100%; }
  .drop-btn i { transition: transform 0.3s; }
  .expand .drop-btn i { transform: rotate(180deg); }
  .panel { width: 90%; right: 5%; }
  .panel button { font-size: 14px; padding: 12px; }
  .ai-orb { width: 50px; height: 50px; }
  h1 { font-size: 24px; }
  h2 { font-size: 20px; }
  p { font-size: 14px; }
}

@media(max-width: 480px) {
  .panel { width: 95%; right: 2.5%; }
  .panel button { font-size: 13px; padding: 10px; }
  h1 { font-size: 20px; }
  h2 { font-size: 18px; }
  p { font-size: 13px; }
}