/**
 * ===================================================
 * components.css — Thành phần giao diện tái sử dụng
 * ===================================================
 * Mô tả: Định nghĩa kiểu dáng cho các thành phần UI
 *         được sử dụng trên nhiều trang: header, nút bấm,
 *         card, bảng dữ liệu, footer.
 * Phụ thuộc: variables.css (biến CSS)
 * ===================================================
 */

/* ========================================
   HEADER — Thanh điều hướng cố định
   ======================================== */
header.sticky-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(10, 10, 15, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--purple-border);
  padding: 0 5%;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* Logo */
.logo {
  color: var(--purple-glow);
  font-weight: var(--weight-black);
  font-size: 1.4rem;
  letter-spacing: -0.02em;
}

/* Menu điều hướng */
.nav-menu {
  display: flex;
  gap: 2rem;
  align-items: center;
}

.nav-menu li {
  position: relative;
}

.nav-menu a {
  font-weight: var(--weight-medium);
  font-size: var(--font-small);
  transition: color 0.3s;
}

.nav-menu a:hover {
  color: var(--purple-glow);
}

/* Menu xổ xuống (Dropdown) */
.dropdown-menu {
  position: absolute;
  top: 100%;
  left: 0;
  background: var(--bg-card);
  border: 1px solid var(--purple-border);
  border-radius: 8px;
  padding: 0.5rem 0;
  min-width: 180px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all 0.3s ease;
}

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

.dropdown-menu a {
  display: block;
  padding: 0.5rem 1.5rem;
}

.dropdown-menu a:hover {
  background: var(--bg-glass);
}

/* ========================================
   NÚT BẤM (Buttons)
   ======================================== */

/* Nút chính — Gradient tím + vàng */
.btn-primary {
  background: linear-gradient(135deg, var(--purple-core), var(--gold-primary));
  color: white;
  border: none;
  border-radius: 8px;
  padding: 12px 28px;
  font-weight: var(--weight-bold);
  font-size: var(--font-body);
  cursor: pointer;
  box-shadow: 0 4px 24px rgba(124,58,237,0.35);
  transition: all 0.3s ease;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.btn-primary:hover {
  box-shadow: 0 8px 40px rgba(124,58,237,0.55);
  transform: translateY(-2px);
}

/* Nút nhỏ */
.btn-sm {
  padding: 8px 20px;
  font-size: var(--font-small);
}

/* Nút viền trong suốt (Ghost button) */
.btn-ghost {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--purple-border);
  border-radius: 8px;
  padding: 12px 28px;
  font-weight: var(--weight-bold);
  font-size: var(--font-body);
  cursor: pointer;
  transition: all 0.3s ease;
}

.btn-ghost:hover {
  border-color: var(--purple-glow);
  background: var(--bg-glass);
}

/* ========================================
   CARD — Thẻ kính mờ (Glassmorphism)
   ======================================== */
.glass-card {
  background: var(--bg-glass);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--purple-border);
  border-radius: 16px;
  padding: 2rem;
  transition: all 0.3s ease;
}

.glass-card:hover {
  border-color: var(--purple-glow);
  box-shadow: 0 0 40px var(--bg-glass);
  transform: translateY(-4px);
}

/* Card tính năng */
.feature-card h3 {
  color: var(--text-primary);
  margin-bottom: 1rem;
}

.feature-card p {
  color: var(--text-secondary);
}

/* ========================================
   BẢNG GIÁ (Pricing Cards)
   ======================================== */
.pricing-card {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  height: 100%;
}

/* Gói PRO — Nổi bật nhất */
.card-pro {
  background: linear-gradient(135deg, rgba(124,58,237,0.15), rgba(245,158,11,0.08));
  border: 2px solid var(--purple-glow);
  box-shadow: 0 0 40px rgba(124,58,237,0.2);
  transform: scale(1.05); /* Phóng to nhẹ để nổi bật */
  z-index: 2;
}

.card-pro:hover {
  transform: scale(1.05) translateY(-4px);
  box-shadow: 0 0 60px rgba(124,58,237,0.4);
}

/* Gói DIAMOND — Viền vàng */
.card-diamond {
  background: linear-gradient(135deg, rgba(124,58,237,0.1), rgba(245,158,11,0.12));
  border: 2px solid var(--gold-primary);
  box-shadow: 0 0 40px var(--gold-glow);
}

.pricing-title {
  font-size: 1.5rem;
  font-weight: var(--weight-bold);
}

.gold-text {
  color: var(--gold-primary);
}

/* ========================================
   BẢNG DỮ LIỆU & BADGE TRẠNG THÁI
   ======================================== */
.data-table-wrapper {
  overflow-x: auto;           /* Cuộn ngang trên mobile */
  border-radius: 12px;
  border: 1px solid var(--inner-border);
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  background: #FFFFFF;
}

/* Tiêu đề bảng */
.data-table thead {
  background: #F1F0FF;
  color: var(--inner-accent);
  font-weight: var(--weight-bold);
  font-size: var(--font-small);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.data-table th, .data-table td {
  padding: 12px 16px;
  text-align: left;
  border-bottom: 1px solid var(--inner-border);
}

.data-table tr:last-child td {
  border-bottom: none;
}

/* Hiệu ứng hover khi rê chuột vào hàng */
.data-table tr:hover {
  background: #F8F7FF;
}

/* Badge trạng thái — Nhãn tròn hiển thị mức độ */
.badge {
  display: inline-block;
  padding: 4px 12px;
  border-radius: 999px;       /* Bo tròn hoàn toàn */
  font-size: var(--font-xs);
  font-weight: var(--weight-bold);
  text-transform: uppercase;
  color: #fff;
}

/* Các mức trạng thái cổ phiếu */
.badge.very-pos { background: var(--status-very-pos); }  /* Rất tích cực */
.badge.pos { background: var(--status-pos); }            /* Tích cực */
.badge.ok { background: var(--status-ok); }              /* Khả quan */
.badge.neutral { background: var(--status-neutral); }    /* Trung lập */
.badge.neg-light { background: var(--status-neg-light); } /* Không tích cực */
.badge.neg { background: var(--status-neg); }            /* Tiêu cực */

/* Nút kết quả — STRONG ENTRY */
.btn-solid-gold {
  background: var(--gold-primary);
  color: black;
  border: none;
  border-radius: 4px;
  padding: 4px 12px;
  font-weight: var(--weight-bold);
  font-size: var(--font-xs);
}

/* Nút kết quả — ENTRY */
.btn-outline-purple {
  background: transparent;
  color: var(--inner-accent);
  border: 1px solid var(--inner-accent);
  border-radius: 4px;
  padding: 4px 12px;
  font-weight: var(--weight-bold);
  font-size: var(--font-xs);
}

/* Nút kết quả — SMALL ENTRY */
.btn-outline-gray {
  background: transparent;
  color: var(--status-neutral);
  border: 1px solid var(--status-neutral);
  border-radius: 4px;
  padding: 4px 12px;
  font-weight: var(--weight-bold);
  font-size: var(--font-xs);
}

/* ========================================
   FOOTER — Chân trang
   ======================================== */
footer {
  background: #07070D;
  border-top: 1px solid var(--purple-border);
  padding: 4rem 5% 2rem;
  color: var(--text-secondary);
  font-size: var(--font-small);
}

/* Lưới bố cục footer: 3 cột */
.footer-grid {
  display: grid;
  grid-template-columns: 1fr 2fr 1fr;
  gap: 2rem;
  margin-bottom: 2rem;
}

/* Dòng miễn trừ trách nhiệm */
.footer-disclaimer {
  padding-top: 2rem;
  border-top: 1px solid rgba(255,255,255,0.1);
  text-align: center;
  font-size: var(--font-xs);
  color: var(--text-muted);
}

/* ========================================
   MOBILE HAMBURGER BUTTON & DRAWER (GLOBAL)
   ======================================== */
.tv-hamburger-btn {
  display: none !important;
  background: transparent;
  border: none;
  color: #ffffff;
  padding: 6px;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  cursor: pointer;
  z-index: 1002;
  position: relative;
  pointer-events: auto;
  transition: background 0.2s ease;
}

.tv-hamburger-btn:hover {
  background: rgba(255, 255, 255, 0.1);
}

.mobile-nav-drawer {
  position: fixed;
  inset: 0;
  z-index: 10005;
  background: rgba(8, 8, 16, 0.96);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  transform: translateX(100%);
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  display: flex;
  flex-direction: column;
  padding: 20px 24px;
  overflow-y: auto;
  color: #ffffff;
}

.mobile-nav-drawer.is-active {
  transform: translateX(0) !important;
}

.mobile-drawer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 20px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  margin-bottom: 20px;
}

.mobile-drawer-close-btn {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: #ffffff;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  cursor: pointer;
}

.mobile-drawer-nav {
  display: flex;
  flex-direction: column;
  gap: 12px;
  flex-grow: 1;
}

.mobile-drawer-link {
  color: #ffffff;
  font-size: 0.95rem;
  font-weight: 600;
  text-decoration: none;
  padding: 12px 16px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.05);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.mobile-drawer-sublinks {
  padding-left: 12px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: 6px;
}

.mobile-drawer-sublink {
  color: #cbd5e1;
  font-size: 0.88rem;
  font-weight: 500;
  text-decoration: none;
  padding: 10px 14px;
  border-radius: 8px;
  background: rgba(168, 85, 247, 0.06);
  border: 1px solid rgba(168, 85, 247, 0.15);
  display: flex;
  align-items: center;
  gap: 8px;
}

.mobile-drawer-actions {
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  flex-direction: column;
  gap: 12px;
}

@media (max-width: 768px) {
  .tv-hamburger-btn {
    display: inline-flex !important;
  }
}