.breadcrumb-nav {
    background: #f8f9fa;
    border-bottom: 1px solid #e9ecef;
    padding: 12px 0;
}
.breadcrumb {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    font-size: 14px;
    color: #6c757d;
}
.breadcrumb-item a {
    color: #0d6efd;
    text-decoration: none;
}
.breadcrumb-item a:hover {
    text-decoration: underline;
}
.breadcrumb-item.active {
    color: #495057;
}
.breadcrumb-item + .breadcrumb-item::before {
    content: ">";
    margin-right: 8px;
    color: #adb5bd;
}

.header {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: #ffffff;
  transition: all 0.4s ease;
}

.header.is-scrolled {
  position: fixed;
  background: #ffffff;
  padding-top: 0;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
  animation: slideDown 0.5s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes slideDown {
  from { transform: translateY(-100%); }
  to { transform: translateY(0); }
}

.header-inner {
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100px;
  gap: 64px;
  transition: height 0.4s ease;
  padding: 0 32px;
}

.header.is-scrolled .header-inner {
  height: 70px;
}

.logo {
  display: flex;
  align-items: center;
}

.logo img {
  height: 60px;
  transition: height 0.4s ease;
  object-fit: contain;
}

.header.is-scrolled .logo img {
  height: 46px;
}

.nav-menu {
  display: flex;
  gap: 6px;
  align-items: center;
  position: relative;
}

.nav-menu .btn-login {
  margin-left: 18px;
}

.nav-item.has-submenu {
  position: relative;
  display: flex;
  align-items: center;
}

.nav-item.has-submenu > a {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.nav-item.has-submenu > a .fa-angle-down {
  font-size: 11px;
  color: currentColor;
  transition: transform 0.25s ease;
}

.nav-item.has-submenu:hover > a .fa-angle-down,
.nav-item.has-submenu:focus-within > a .fa-angle-down {
  transform: rotate(180deg);
}

.nav-submenu {
  position: absolute;
  top: calc(100% + 14px);
  left: 50%;
  min-width: 168px;
  padding: 10px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  background: #fff;
  border: 1px solid rgba(15, 75, 88, 0.08);
  border-radius: 8px;
  box-shadow: 0 16px 34px rgba(15, 75, 88, 0.14);
  opacity: 0;
  visibility: hidden;
  transform: translate(-50%, 8px);
  transition: opacity 0.2s ease, transform 0.2s ease, visibility 0.2s ease;
}

.nav-submenu::before {
  content: '';
  position: absolute;
  top: -14px;
  left: 0;
  right: 0;
  height: 14px;
}

.nav-item.has-submenu:hover .nav-submenu,
.nav-item.has-submenu:focus-within .nav-submenu {
  opacity: 1;
  visibility: visible;
  transform: translate(-50%, 0);
}

.nav-menu .nav-submenu a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 12px;
  border-radius: 6px;
  color: #374151;
  font-size: 14px;
  transform: none;
}

.nav-menu .nav-submenu a:hover,
.nav-menu .nav-submenu a.active {
  background: var(--primary-50);
  color: var(--primary-700);
  transform: none;
}

.nav-menu .nav-submenu a::after {
  display: none;
}

.nav-menu a {
  text-decoration: none;
  color: #374151;
  font-size: 16px;
  font-weight: 500;
  padding: 8px 12px;
  transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
  font-family: var(--font-sans);
  position: relative;
  white-space: nowrap;
}

.nav-menu a:hover {
  color: var(--primary-600);
  transform: scale(1.05);
}

.nav-menu a.active {
  color: var(--primary-600);
}

.nav-menu a::after {
  content: '';
  position: absolute;
  bottom: 4px;
  left: 50%;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--primary-600), transparent);
  transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
  transform: translateX(-50%);
}

.nav-menu a:hover::after,
.nav-menu a.active::after {
  width: 60%;
}

.nav-menu a.active::after {
  background: linear-gradient(90deg, transparent, var(--primary-400), transparent);
}

.btn-login {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--primary-600);
  color: #fff !important;
  padding: 6px 20px !important;
  border-radius: 50px;
  font-weight: 500;
  font-size: 16px;
  transition: all 0.2s ease;
  box-shadow: 0 2px 8px rgba(43, 143, 163, 0.24);
  border: 1px solid var(--primary-600);
  cursor: pointer;
}

.btn-login:hover {
  background: #fff;
  color: var(--primary-600) !important;
  border-color: #fff;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  transform: translateY(-1px);
}

.btn-login:hover i {
  color: var(--primary-600);
}

.btn-login:active {
  transform: translateY(0);
  box-shadow: 0 2px 8px rgba(43, 143, 163, 0.24);
}

.btn-login i {
  font-size: 13px;
  color: #fff;
  transition: color 0.2s ease;
}

.login-modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.4s cubic-bezier(0.4, 0, 0.2, 1), visibility 0.4s ease;
  overflow-y: auto;
}

.login-modal.active {
  opacity: 1;
  visibility: visible;
}

.login-modal-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(8px);
  transition: backdrop-filter 0.4s ease;
}

.login-modal-content {
  position: relative;
  background: linear-gradient(145deg, #ffffff 0%, #f8f9fa 100%);
  border-radius: 20px;
  padding: 48px 40px 40px;
  width: 100%;
  max-width: 420px;
  margin: 20px;
  box-shadow:
    0 25px 80px rgba(0, 0, 0, 0.25),
    0 10px 30px rgba(0, 0, 0, 0.1),
    inset 0 1px 0 rgba(255, 255, 255, 0.6);
  transform: scale(0.95) translateY(30px);
  transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
  border: 1px solid rgba(255, 255, 255, 0.8);
}

.login-modal.active .login-modal-content {
  transform: scale(1) translateY(0);
}

.login-modal-close {
  position: absolute;
  top: 20px;
  right: 20px;
  width: 40px;
  height: 40px;
  border: none;
  background: transparent;
  border-radius: 12px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.login-modal-close:hover {
  background: rgba(0, 0, 0, 0.05);
  transform: rotate(90deg);
}

.login-modal-close i {
  font-size: 20px;
  color: #999;
  transition: color 0.3s ease;
}

.login-modal-close:hover i {
  color: #666;
}

.login-modal-brand {
  text-align: center;
  margin-bottom: 32px;
}

.login-modal-brand .brand-subtitle {
  font-size: 16px;
  color: var(--primary-600);
  font-weight: 500;
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: 8px;
}

.login-modal-brand h2 {
  font-size: 24px;
  font-weight: 700;
  color: #1a1a1a;
  margin-bottom: 8px;
  letter-spacing: -0.5px;
}

.login-modal-brand .brand-welcome {
  font-size: 14px;
  color: #888;
  font-weight: 400;
}

.login-form .form-group {
  margin-bottom: 24px;
}

.login-error-message {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  margin: -8px 0 20px;
  padding: 12px 14px;
  border: 1px solid #fecaca;
  border-radius: 8px;
  background: #fef2f2;
  color: #991b1b;
  font-size: 14px;
  line-height: 1.5;
}

.login-error-message i {
  margin-top: 2px;
  color: #dc2626;
}

.login-form label {
  display: block;
  margin-bottom: 10px;
  font-size: 14px;
  font-weight: 500;
  color: #333;
}

.login-form .input-wrap {
  position: relative;
}

.login-form .input-icon {
  position: absolute;
  left: 16px;
  top: 50%;
  transform: translateY(-50%);
  color: #aaa;
  font-size: 16px;
  transition: color 0.3s ease;
}

.login-form input {
  width: 100%;
  padding: 14px 16px 14px 44px;
  border: 2px solid #e8e8e8;
  border-radius: 12px;
  font-size: 15px;
  background: #fff;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  color: #333;
}

.login-form input::placeholder {
  color: #bbb;
}

.login-form input:hover {
  border-color: #d0d0d0;
}

.login-form input:focus {
  outline: none;
  border-color: var(--primary-600);
  background: #fff;
  box-shadow: 0 0 0 4px rgba(43, 143, 163, 0.12);
}

.login-form input:focus + .input-icon,
.login-form .input-wrap:focus-within .input-icon {
  color: var(--primary-600);
}

.login-submit-btn {
  width: 100%;
  padding: 16px;
  background: linear-gradient(135deg, var(--primary-600) 0%, var(--primary-500) 100%);
  color: #fff;
  border: none;
  border-radius: 12px;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 4px 16px rgba(43, 143, 163, 0.24);
  position: relative;
  overflow: hidden;
}

.login-submit-btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
  transition: left 0.5s ease;
}

.login-submit-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(43, 143, 163, 0.3);
}

.login-submit-btn:hover::before {
  left: 100%;
}

.login-submit-btn:active {
  transform: translateY(0);
  box-shadow: 0 4px 12px rgba(43, 143, 163, 0.24);
}

.login-modal-footer {
  text-align: center;
  margin-top: 24px;
  padding-top: 24px;
  border-top: 1px solid #f0f0f0;
}

.login-modal-footer a {
  color: #888;
  font-size: 13px;
  text-decoration: none;
  transition: color 0.3s ease;
}

.login-modal-footer a:hover {
  color: var(--primary-600);
}

.mobile-toggle {
  display: none;
  width: 44px;
  height: 44px;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 6px;
  cursor: pointer;
  padding: 10px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  transition: all 0.3s ease;
  border: none;
}

.mobile-toggle:hover {
  background: rgba(255, 255, 255, 0.2);
}

.mobile-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--primary-700);
  border-radius: 2px;
  transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.mobile-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.mobile-toggle.active span:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}

.mobile-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(6px, -6px);
}

.mobile-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(4px);
  z-index: 999;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.mobile-overlay.active {
  display: block;
  opacity: 1;
}

.mobile-menu {
  position: fixed;
  top: 0;
  right: -100%;
  width: 80%;
  max-width: 320px;
  height: 100vh;
  background: linear-gradient(180deg, var(--primary-900) 0%, #0f4452 55%, #0c2f38 100%);
  z-index: 1001;
  display: flex;
  flex-direction: column;
  padding: 80px 24px 40px;
  transition: right 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
  box-shadow: -10px 0 40px rgba(0, 0, 0, 0.5);
}

.mobile-menu.active {
  right: 0;
}

.mobile-menu-header {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  padding: 20px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.mobile-menu-title {
  color: #fff;
  font-size: 18px;
  font-weight: 600;
}

.mobile-menu-close {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 20px;
  cursor: pointer;
  border-radius: 10px;
  transition: all 0.3s ease;
}

.mobile-menu-close:hover {
  background: rgba(255, 255, 255, 0.1);
}

.mobile-menu-nav {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-bottom: 24px;
}

.mobile-menu a {
  color: rgba(255, 255, 255, 0.85);
  padding: 16px 20px;
  font-size: 16px;
  font-weight: 500;
  text-decoration: none;
  border-radius: 12px;
  transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
  display: flex;
  align-items: center;
  gap: 12px;
}

.mobile-menu a::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.3);
  transition: all 0.3s ease;
}

.mobile-menu a:hover,
.mobile-menu a.active {
  color: #fff;
  background: rgba(255, 255, 255, 0.1);
  transform: translateX(8px);
}

.mobile-menu a:hover::before,
.mobile-menu a.active::before {
  background: var(--primary-400);
  transform: scale(1.5);
}

.mobile-menu .btn-login {
  background: linear-gradient(135deg, var(--primary-600), var(--primary-500));
  color: #fff !important;
  padding: 16px 24px !important;
  border-radius: 12px;
  font-size: 16px;
  font-weight: 600;
  text-align: center;
  justify-content: center;
  margin-top: auto;
  box-shadow: 0 4px 15px rgba(43, 143, 163, 0.3);
  border: none;
  transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.mobile-menu .btn-login:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(43, 143, 163, 0.34);
}

.mobile-menu .btn-login::before {
  display: none;
}

@media (max-width: 1024px) {
  .header-inner {
    padding: 0 30px;
  }
}

@media (max-width: 1320px) {
  .header-inner {
    justify-content: space-between;
    gap: 28px;
  }

  .nav-menu {
    gap: 2px;
  }

  .nav-menu a {
    padding: 8px 8px;
    font-size: 15px;
  }

  .nav-menu .btn-login {
    margin-left: 10px;
  }

  .btn-login {
    padding: 6px 16px !important;
  }
}

@media (max-width: 1120px) {
  .nav-menu {
    display: none;
  }

  .mobile-toggle {
    display: flex;
  }

  .header-inner {
    justify-content: space-between;
  }
}

@media (max-width: 768px) {
  .nav-menu {
    display: none;
  }
  .mobile-toggle {
    display: flex;
  }
  .header-inner {
    padding: 0 20px;
    gap: 30px;
  }
  .logo img {
    height: 50px;
  }
}