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

body {
  margin: 0;
  font-family: 'Segoe UI', sans-serif;

  background-image: url("../image 3.jpg");
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  background-attachment: fixed;
}
h1, h2, h3, h4, p {
  margin: 0;
}


/* ============================= */
/* LOGIN PAGE */
/* ============================= */

.login-body {
  background: linear-gradient(135deg, #1f2f3f, #4ca1af);
  height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
}

.login-wrapper {
  width: 100%;
  display: flex;
  justify-content: center;
}

.login-card {
  background: white;
  width: 380px;
  padding: 40px;
  border-radius: 12px;
  box-shadow: 0 15px 40px rgba(0,0,0,0.2);
  text-align: center;
}

.brand {
  font-size: 28px;
  letter-spacing: 2px;
  color: #2c3e50;
}

.tagline {
  font-size: 14px;
  color: #777;
  margin-bottom: 25px;
}

.login-card input {
  width: 100%;
  padding: 12px;
  margin: 8px 0;
  border-radius: 6px;
  border: 1px solid #ddd;
}

.primary-btn {
  width: 100%;
  padding: 12px;
  margin-top: 15px;
  background: #2c3e50;
  color: white;
  border: none;
  border-radius: 6px;
  cursor: pointer;
}

.primary-btn:hover {
  background: #1a252f;
}

.secondary-btn {
  width: 100%;
  padding: 12px;
  margin-top: 10px;
  background: transparent;
  border: 1px solid #2c3e50;
  color: #2c3e50;
  border-radius: 6px;
  cursor: pointer;
}


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

.layout {
  display: flex;
  min-height: 100vh;
}

.sidebar {
  width: 260px;
  background: #2c3e50;
  color: white;
  padding: 25px;
  box-sizing: border-box;
}

.sidebar h2 {
  margin-bottom: 30px;
  font-weight: 600;
}

.sidebar-item {
  padding: 12px 0;
  cursor: pointer;
  font-size: 15px;
  transition: 0.2s;
}

.sidebar-item:hover {
  background: #1f2f3f;
  padding-left: 10px;
}

.sidebar-submenu {
  display: none;
  margin-left: 10px;
  margin-bottom: 10px;
}

.sidebar-submenu div {
  padding: 6px 0;
  font-size: 14px;
  cursor: pointer;
}

.sidebar-submenu.show {
  display: block;
}


/* ============================= */
/* SIDEBAR COLLAB LIST */
/* ============================= */

.collab-list {
  margin-top: 10px;
  max-height: 250px;
  overflow-y: auto;
}

.collab-item {
  background: rgba(255,255,255,0.1);
  padding: 8px;
  border-radius: 6px;
  margin-bottom: 8px;
  font-size: 13px;
  color: white;
}

.collab-item small {
  opacity: 0.7;
}


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

.main-content {
  flex: 1;
  padding: 40px 60px;
  display: flex;
  justify-content: center;
  align-items: flex-start;
  gap: 80px;
}

/* ============================= */
/* PROFILE CARD */
/* ============================= */

.profile-card {
  background: white;
  width: fit-content;
  margin: 20px auto 30px;
  padding: 18px 30px;
  border-radius: 12px;
  box-shadow: 0 8px 20px rgba(0,0,0,0.08);
  display: flex;
  align-items: center;
  gap: 20px;
}

.profile-avatar {
  width: 55px;
  height: 55px;
  border-radius: 50%;
  background: linear-gradient(135deg, #2c3e50, #4ca1af);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 20px;
  font-weight: 600;
}

.profile-meta {
  font-size: 13px;
  color: #777;
  margin-top: 4px;
}

.dot {
  margin: 0 6px;
  color: #bbb;
}


/* ============================= */
/* DASHBOARD GRID */
/* ============================= */

.dashboard-grid {
  display: grid;
  grid-template-columns: repeat(2, 280px);
  gap: 40px;
  justify-content: center;
  margin-top: 30px;
}


/* ============================= */
/* CARDS */
/* ============================= */

.card {
  background: white;
  padding: 25px;
  border-radius: 10px;
  box-shadow: 0 6px 18px rgba(0,0,0,0.1);
  text-align: center;
}

.card button {
  width: 100%;
  padding: 10px;
  border: none;
  background: #2c3e50;
  color: white;
  border-radius: 6px;
  cursor: pointer;
}

.card-dropdown {
  display: none;
  margin-top: 10px;
  background: #f9f9f9;
  padding: 10px;
  border-radius: 6px;
}

.card-dropdown.show {
  display: block;
}


/* ============================= */
/* FORM ELEMENTS */
/* ============================= */

textarea,
input {
  width: 100%;
  margin-top: 10px;
  padding: 8px;
  border-radius: 6px;
  border: 1px solid #ddd;
}

#subjectBox {
  display: none;
}


/* ============================= */
/* CENTER MODAL */
/* ============================= */

.modal-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0,0,0,0.5);
  justify-content: center;
  align-items: center;
  z-index: 999;
}

.modal-box {
  background: white;
  padding: 30px;
  width: 400px;
  border-radius: 12px;
  text-align: center;
  box-shadow: 0 15px 40px rgba(0,0,0,0.3);
}

.modal-box button {
  padding: 8px 20px;
  background: #2c3e50;
  color: white;
  border: none;
  border-radius: 6px;
  cursor: pointer;
}

.modal-box button:hover {
  background: #1f2f3f;
}
.collab-desc {
  display: block;
  margin-top: 4px;
  font-size: 12px;
  opacity: 0.85;
}

#subjectBox {
  display: none;
}