/* Base entrance animations */
  @keyframes fadeUpAnim {
    0% {
      opacity: 0;
      transform: translateY(40px);
    }

    100% {
      opacity: 1;
      transform: translateY(0);
    }
  }

  @keyframes scaleInAnim {
    0% {
      opacity: 0;
      transform: scale(0.95);
    }

    100% {
      opacity: 1;
      transform: scale(1);
    }
  }

  @keyframes slideInRight {
    0% {
      opacity: 0;
      transform: translateX(-50px);
    }

    100% {
      opacity: 1;
      transform: translateX(0);
    }
  }

  .anim-fade-up {
    animation: fadeUpAnim 0.8s cubic-bezier(0.16, 1, 0.3, 1) forwards;
    opacity: 0;
  }

  .anim-slide-right {
    animation: slideInRight 0.8s cubic-bezier(0.16, 1, 0.3, 1) forwards;
    opacity: 0;
  }

  .anim-delay-1 {
    animation-delay: 0.15s;
  }

  .anim-delay-2 {
    animation-delay: 0.30s;
  }

  .anim-delay-3 {
    animation-delay: 0.45s;
  }

  /* Hero Section */
  .ib-hero {
    position: relative;
    padding: var(--sp-24) 0 var(--sp-32);
    background: var(--clr-blue-900);
    color: var(--clr-white);
    overflow: hidden;
    min-height: 70vh;
    display: flex;
    align-items: center;
  }

  .ib-hero__bg {
    position: absolute;
    inset: 0;
    z-index: 0;
  }

  .ib-hero__bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.25;
    mix-blend-mode: luminosity;
  }

  .ib-hero__bg::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to right, rgba(0, 42, 82, 1) 0%, rgba(0, 42, 82, 0.8) 50%, rgba(0, 42, 82, 0.3) 100%);
  }

  .ib-hero__content {
    position: relative;
    z-index: 2;
    max-width: 700px;
  }

  .ib-hero__badge {
    display: inline-flex;
    align-items: center;
    background: rgba(63, 174, 42, 0.15);
    border: 1px solid rgba(63, 174, 42, 0.3);
    padding: 6px 16px;
    border-radius: 100px;
    font-size: 0.9rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: var(--clr-green-400);
    margin-bottom: var(--sp-6);
  }

  .ib-hero__badge svg {
    margin-right: 8px;
    width: 16px;
    height: 16px;
  }

  .ib-hero__title {
    font-family: var(--ff-heading);
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: var(--sp-6);
  }

  .ib-hero__desc {
    font-size: 1.2rem;
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.6;
    margin-bottom: var(--sp-10);
  }

  .login-actions {
    display: flex;
    gap: var(--sp-4);
    flex-wrap: wrap;
  }

  .btn-login {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    padding: 16px 32px;
    font-size: 1.15rem;
    font-weight: 600;
    border-radius: var(--radius-lg);
    transition: all 0.3s ease;
    text-decoration: none;
  }

  .btn-login--primary {
    background: var(--clr-green-500);
    color: var(--clr-white);
    box-shadow: 0 4px 15px rgba(63, 174, 42, 0.4);
  }

  .btn-login--primary:hover {
    background: var(--clr-green-600);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(63, 174, 42, 0.5);
  }

  .btn-login--secondary {
    background: rgba(255, 255, 255, 0.1);
    color: var(--clr-white);
    border: 1px solid rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
  }

  .btn-login--secondary:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
  }

  /* Features Grid */
  .ib-features {
    padding: var(--sp-24) 0;
    background: var(--clr-gray-50);
    position: relative;
    z-index: 2;
  }

  .features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--sp-8);
    margin-top: var(--sp-16);
  }

  .ib-card {
    background: var(--clr-white);
    padding: var(--sp-10) var(--sp-8);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-sm);
    border-top: 4px solid transparent;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    opacity: 0;
    animation: fadeUpAnim 0.8s forwards;
  }

  .ib-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-md);
    border-top-color: var(--clr-green-500);
  }

  .ib-card__icon {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: var(--clr-blue-50);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--sp-6);
    color: var(--clr-blue-600);
    transition: all 0.3s ease;
  }

  .ib-card:hover .ib-card__icon {
    background: var(--clr-blue-600);
    color: var(--clr-white);
  }

  .ib-card h3 {
    font-family: var(--ff-heading);
    font-size: 1.4rem;
    color: var(--clr-blue-900);
    margin-bottom: var(--sp-3);
  }

  .ib-card p {
    color: var(--clr-gray-600);
    line-height: 1.6;
  }

  /* Security Banner */
  .security-banner {
    background: var(--clr-white);
    border-radius: var(--radius-2xl);
    padding: var(--sp-12);
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: var(--sp-12);
    margin-top: calc(var(--sp-16) * -1);
    position: relative;
    z-index: 10;
    border: 1px solid var(--clr-gray-200);
  }

  .security-banner__icon {
    flex-shrink: 0;
    width: 100px;
    height: 100px;
    background: var(--clr-green-50);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--clr-green-600);
  }

  .security-banner__content h3 {
    font-family: var(--ff-heading);
    font-size: 2rem;
    color: var(--clr-blue-900);
    margin-bottom: var(--sp-2);
  }

  .security-banner__content p {
    color: var(--clr-gray-600);
    font-size: 1.1rem;
    line-height: 1.6;
    margin-bottom: var(--sp-6);
  }

  .security-tags {
    display: flex;
    gap: var(--sp-4);
    flex-wrap: wrap;
  }

  .security-tag {
    display: flex;
    align-items: center;
    gap: 8px;
    background: var(--clr-gray-50);
    padding: 8px 16px;
    border-radius: 100px;
    font-weight: 500;
    color: var(--clr-blue-800);
    border: 1px solid var(--clr-gray-200);
  }

  /* Registration Guide */
  .reg-guide {
    padding: var(--sp-24) 0;
    background: var(--clr-white);
  }

  .guide-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--sp-8);
    margin-top: var(--sp-12);
    counter-reset: step-counter;
  }

  .guide-step {
    position: relative;
    padding-top: var(--sp-8);
    opacity: 0;
    animation: fadeUpAnim 0.8s forwards;
  }

  .guide-step::before {
    counter-increment: step-counter;
    content: "0" counter(step-counter);
    position: absolute;
    top: 0;
    left: 0;
    font-family: var(--ff-heading);
    font-size: 4rem;
    font-weight: 800;
    color: var(--clr-gray-100);
    line-height: 1;
    z-index: 0;
  }

  .guide-step h4 {
    font-size: 1.3rem;
    color: var(--clr-blue-900);
    margin-bottom: var(--sp-2);
    position: relative;
    z-index: 1;
  }

  .guide-step p {
    color: var(--clr-gray-600);
    line-height: 1.6;
    position: relative;
    z-index: 1;
  }

  @media (max-width: 992px) {
    .security-banner {
      flex-direction: column;
      text-align: center;
      gap: var(--sp-6);
      padding: var(--sp-8);
    }

    .security-tags {
      justify-content: center;
    }
  }

  @media (max-width: 768px) {
    .ib-hero__bg::after {
      background: linear-gradient(to top, rgba(0, 42, 82, 1) 0%, rgba(0, 42, 82, 0.8) 50%, rgba(0, 42, 82, 0.4) 100%);
    }
  }