/* =========================
   Base Reset
========================= */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  font-family: 'Poppins', sans-serif;
}

body {
  min-height: 100vh;
  display: flex;
  justify-content: center;
  align-items: flex-start;
  background: linear-gradient(135deg, #6a11cb, #2575fc);
  color: #333;
  padding: 50px 20px;
  transition: background 0.5s ease;
}

/* =========================
   Container Card
========================= */
.container {
  max-width: 950px;
  width: 100%;
  background-color: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(20px);
  border-radius: 25px;
  box-shadow: 0 25px 50px rgba(0,0,0,0.2);
  padding: 50px 50px;
  display: flex;
  flex-direction: column;
  gap: 45px;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.container:hover {
  transform: translateY(-5px);
  box-shadow: 0 30px 60px rgba(0,0,0,0.25);
}

/* =========================
   User Info
========================= */
.user-info {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: rgba(240, 244, 248, 0.8);
  padding: 30px 35px;
  border-radius: 20px;
  box-shadow: inset 0 5px 15px rgba(0,0,0,0.05);
  transition: background 0.3s ease;
}

.user-info:hover {
  background: rgba(240, 244, 248, 1);
}

.user-info h2 {
  font-size: 2rem;
  color: #1f2937;
}

.user-info p {
  font-size: 1.2rem;
  color: #4b5563;
  margin-top: 6px;
}

#logoutBtn {
  padding: 12px 25px;
  border-radius: 15px;
  border: none;
  background: #ef4444;
  color: #fff;
  font-weight: bold;
  cursor: pointer;
  box-shadow: 0 8px 25px rgba(239, 68, 68, 0.4);
  transition: all 0.3s ease;
}

#logoutBtn:hover {
  background: #dc2626;
  transform: translateY(-3px);
}

/* =========================
   Create Room Section
========================= */
.create-room {
  display: flex;
  flex-direction: column;
  gap: 25px;
}

.create-room h3 {
  color: #111827;
  font-size: 1.5rem;
  font-weight: 700;
}

#createRoomBtn {
  padding: 14px 0;
  background: linear-gradient(135deg, #10b981, #059669);
  color: #fff;
  border: none;
  border-radius: 18px;
  font-weight: 700;
  cursor: pointer;
  font-size: 1.1rem;
  box-shadow: 0 10px 25px rgba(16, 185, 129, 0.4);
  transition: all 0.3s ease;
}

#createRoomBtn:hover {
  background: linear-gradient(135deg, #059669, #047857);
  transform: translateY(-3px);
}

input#betAmount {
  padding: 14px 18px;
  border-radius: 18px;
  border: 1px solid #d1d5db;
  font-size: 1.05rem;
  transition: all 0.3s ease;
}

input#betAmount:focus {
  border-color: #3b82f6;
  box-shadow: 0 0 12px rgba(59, 130, 246, 0.5);
  outline: none;
}

/* =========================
   Available Rooms
========================= */
.available-rooms h3 {
  color: #111827;
  font-size: 1.5rem;
  font-weight: 700;
}

.available-rooms ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.available-rooms li {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: rgba(249, 250, 251, 0.9);
  padding: 18px 28px;
  border-radius: 20px;
  box-shadow: 0 12px 25px rgba(0,0,0,0.08);
  transition: all 0.3s ease;
}

.available-rooms li:hover {
  transform: translateY(-4px);
  box-shadow: 0 18px 40px rgba(0,0,0,0.12);
}

.available-rooms button {
  background: linear-gradient(135deg, #3b82f6, #2563eb);
  color: #fff;
  border: none;
  padding: 10px 20px;
  border-radius: 16px;
  cursor: pointer;
  font-weight: 600;
  font-size: 1rem;
  transition: all 0.3s ease;
  box-shadow: 0 8px 20px rgba(59, 130, 246, 0.35);
}

.available-rooms button:hover {
  background: linear-gradient(135deg, #2563eb, #1d4ed8);
  transform: translateY(-3px);
}

/* =========================
   Responsive
========================= */
@media (max-width: 900px) {
  .container {
    padding: 35px 30px;
    gap: 35px;
  }

  .user-info {
    flex-direction: column;
    gap: 15px;
  }

  .available-rooms li {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
  }

  .available-rooms button {
    align-self: flex-end;
  }
}

@media (max-width: 600px) {
  .container {
    padding: 25px 20px;
    gap: 30px;
  }

  .create-room input,
  .create-room button {
    width: 100%;
  }

  .user-info h2 {
    font-size: 1.6rem;
  }

  .user-info p {
    font-size: 1.05rem;
  }
}

/* =========================
   Extra Glow Effects
========================= */
#createRoomBtn, .available-rooms button, #logoutBtn {
  transition: all 0.3s ease, box-shadow 0.3s ease;
}

#createRoomBtn:hover, .available-rooms button:hover, #logoutBtn:hover {
  box-shadow: 0 12px 35px rgba(59,130,246,0.4);
}