:root {
      --panx-blue: #1a2b6b;
      --panx-orange: #f15a29;
      --panx-dark: #1e2a5a;
    }
    body {
      min-height: 100vh;
      background: linear-gradient(135deg, #f8fafc 0%, #eef2ff 50%, #f0f4ff 100%);
      font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
      overflow-x: hidden;
    }
    .bg-wave {
      position: fixed;
      bottom: 0;
      left: 0;
      width: 100%;
      height: 40%;
      background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 1440 320'%3E%3Cpath fill='%23e0e7ff' fill-opacity='0.5' d='M0,192L48,176C96,160,192,128,288,122.7C384,117,480,139,576,165.3C672,192,768,224,864,213.3C960,203,1056,149,1152,138.7C1248,128,1344,160,1392,176L1440,192L1440,320L1392,320C1344,320,1248,320,1152,320C1056,320,960,320,864,320C768,320,672,320,576,320C480,320,384,320,288,320C192,320,96,320,48,320L0,320Z'%3E%3C/path%3E%3Cpath fill='%23fbbf24' fill-opacity='0.2' d='M0,256L48,240C96,224,192,192,288,181.3C384,171,480,181,576,192C672,203,768,213,864,197.3C960,181,1056,139,1152,128C1248,117,1344,139,1392,149.3L1440,160L1440,320L1392,320C1344,320,1248,320,1152,320C1056,320,960,320,864,320C768,320,672,320,576,320C480,320,384,320,288,320C192,320,96,320,48,320L0,320Z'%3E%3C/path%3E%3C/svg%3E") no-repeat bottom center;
      background-size: cover;
      pointer-events: none;
      z-index: 0;
    }
    .main-wrap {
      position: relative;
      z-index: 1;
      min-height: 100vh;
      display: flex;
      flex-direction: column;
    }
    .brand-logo {
      font-size: 2rem;
      font-weight: 700;
      letter-spacing: -0.5px;
    }
    .brand-logo .pan { color: var(--panx-blue); }
    .brand-logo .x { color: var(--panx-orange); }
    .brand-logo .pert { color: var(--panx-blue); }
    .brand-tagline {
      font-size: 0.8rem;
      color: #6b7280;
    }
    .brand-tagline::before,
    .brand-tagline::after {
      content: '';
      display: inline-block;
      width: 28px;
      height: 2px;
      background: var(--panx-orange);
      vertical-align: middle;
      margin: 0 6px;
    }
    .reg-card {
      background: #fff;
      border-radius: 16px;
      box-shadow: 0 10px 40px rgba(30, 42, 90, 0.1);
      padding: 2rem 2rem 1.75rem;
      max-width: 440px;
      width: 100%;
    }
    .reg-card h2 {
      font-weight: 700;
      color: var(--panx-dark);
      font-size: 1.5rem;
      margin-bottom: 0.25rem;
    }
    .reg-card .subtitle {
      color: #9ca3af;
      font-size: 0.9rem;
      margin-bottom: 1.5rem;
    }

    /* Steps Progress Indicator */
    .steps-bar {
      display: flex;
      justify-content: space-between;
      align-items: flex-start;
      margin-bottom: 1.75rem;
      position: relative;
      padding: 0 0.25rem;
    }
    /* Background track line */
    .steps-bar::before {
      content: '';
      position: absolute;
      top: 15px;
      left: 18%;
      width: 64%;
      height: 3px;
      background: #e5e7eb;
      border-radius: 2px;
      z-index: 0;
    }
    /* Progress fill line */
    .steps-progress {
      position: absolute;
      top: 15px;
      left: 18%;
      height: 3px;
      background: #10b981;
      border-radius: 2px;
      z-index: 0;
      transition: width 0.45s cubic-bezier(0.4, 0, 0.2, 1);
      width: 0%;
      max-width: 64%;
    }
    .step-item {
      display: flex;
      flex-direction: column;
      align-items: center;
      position: relative;
      z-index: 1;
      flex: 1;
    }
    .step-dot {
      width: 32px;
      height: 32px;
      border-radius: 50%;
      background: #fff;
      border: 2.5px solid #e5e7eb;
      color: #9ca3af;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 0.8rem;
      font-weight: 700;
      margin-bottom: 0.4rem;
      transition: all 0.25s ease;
      box-shadow: 0 0 0 0 transparent;
    }
    .step-item.active .step-dot {
      background: var(--panx-orange);
      border-color: var(--panx-orange);
      color: #fff;
      box-shadow: 0 0 0 4px rgba(241, 90, 41, 0.2);
    }
    .step-item.done .step-dot {
      background: #10b981;
      border-color: #10b981;
      color: #fff;
    }
    .step-item.done .step-dot .step-num { display: none; }
    .step-item.done .step-dot .step-check { display: inline !important; }
    .step-check { display: none; font-size: 0.9rem; }
    .step-label {
      font-size: 0.7rem;
      color: #9ca3af;
      font-weight: 500;
      text-align: center;
      transition: color 0.2s;
    }
    .step-item.active .step-label { color: var(--panx-orange); font-weight: 600; }
    .step-item.done .step-label { color: #10b981; font-weight: 600; }

    .form-label {
      font-weight: 500;
      color: #374151;
      font-size: 0.875rem;
    }
    .form-control {
      padding: 0.7rem 0.9rem;
      border-radius: 8px;
      border-color: #e5e7eb;
      font-size: 0.95rem;
    }
    .form-control:focus {
      border-color: #93c5fd;
      box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.12);
    }
    .input-group-text {
      background: #fff;
      border-color: #e5e7eb;
      color: #6b7280;
    }

    /* Method tabs */
    .method-tabs {
      display: flex;
      gap: 0.5rem;
      margin-bottom: 1.25rem;
    }
    .method-tab {
      flex: 1;
      text-align: center;
      padding: 0.7rem 0.5rem;
      border: 1.5px solid #e5e7eb;
      border-radius: 10px;
      cursor: pointer;
      font-size: 0.85rem;
      font-weight: 500;
      color: #6b7280;
      transition: all 0.15s;
      background: #fff;
    }
    .method-tab:hover { border-color: #93c5fd; }
    .method-tab.active {
      border-color: var(--panx-blue);
      background: #eef2ff;
      color: var(--panx-blue);
    }
    .method-tab i {
      display: block;
      font-size: 1.25rem;
      margin-bottom: 0.25rem;
    }

    /* OTP */
    .otp-boxes {
      display: flex;
      gap: 0.5rem;
      justify-content: center;
      margin: 1.25rem 0;
    }
    .otp-boxes input {
      width: 48px;
      height: 52px;
      text-align: center;
      font-size: 1.35rem;
      font-weight: 700;
      border: 1.5px solid #e5e7eb;
      border-radius: 10px;
      color: var(--panx-dark);
      outline: none;
      transition: all 0.15s;
    }
    .otp-boxes input:focus {
      border-color: var(--panx-orange);
      box-shadow: 0 0 0 3px rgba(241, 90, 41, 0.15);
    }
    .otp-info {
      text-align: center;
      font-size: 0.85rem;
      color: #6b7280;
    }
    .otp-info strong { color: var(--panx-dark); }
    .resend-link {
      color: var(--panx-blue);
      font-weight: 500;
      text-decoration: none;
      cursor: pointer;
    }
    .resend-link:hover { text-decoration: underline; }
    .resend-link.disabled {
      color: #9ca3af;
      pointer-events: none;
    }
    .timer {
      color: var(--panx-orange);
      font-weight: 600;
    }

    .btn-primary-custom {
      background: var(--panx-blue);
      border: none;
      color: #fff;
      font-weight: 600;
      padding: 0.75rem;
      border-radius: 8px;
      font-size: 1rem;
      width: 100%;
      transition: background 0.2s;
    }
    .btn-primary-custom:hover { background: #15235a; color: #fff; }
    .btn-outline-custom {
      border: 1px solid #e5e7eb;
      background: #fff;
      color: #4b5563;
      font-weight: 500;
      padding: 0.65rem 1.25rem;
      border-radius: 8px;
      font-size: 0.9rem;
    }
    .btn-outline-custom:hover { background: #f9fafb; }

    .login-link {
      text-align: center;
      font-size: 0.9rem;
      color: #6b7280;
      margin-top: 1.25rem;
    }
    .login-link a {
      color: var(--panx-blue);
      font-weight: 600;
      text-decoration: none;
    }
    .login-link a:hover { text-decoration: underline; }

    .password-toggle {
      cursor: pointer;
      background: #fff;
      border-left: 0;
      color: #9ca3af;
    }
    .password-toggle:hover { color: #6b7280; }

    .strength-bar {
      height: 4px;
      border-radius: 2px;
      background: #e5e7eb;
      margin-top: 0.5rem;
      overflow: hidden;
    }
    .strength-bar .fill {
      height: 100%;
      width: 0;
      border-radius: 2px;
      transition: width 0.3s, background 0.3s;
    }
    .strength-text {
      font-size: 0.75rem;
      margin-top: 0.25rem;
      color: #9ca3af;
    }

    .success-icon {
      width: 72px;
      height: 72px;
      border-radius: 50%;
      background: #d1fae5;
      color: #059669;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 2rem;
      margin: 0 auto 1.25rem;
    }

    .footer-text {
      font-size: 0.8rem;
      color: #9ca3af;
      text-align: center;
      padding: 1rem;
    }
    .footer-text a { color: #6b7280; text-decoration: none; }

    .step-panel {
      display: none;
      opacity: 0;
      transform: translateX(18px);
    }
    .step-panel.active {
      display: block;
      animation: stepIn 0.38s cubic-bezier(0.4, 0, 0.2, 1) forwards;
    }
    @keyframes stepIn {
      from { opacity: 0; transform: translateX(22px); }
      to   { opacity: 1; transform: translateX(0); }
    }
    @keyframes stepInBack {
      from { opacity: 0; transform: translateX(-22px); }
      to   { opacity: 1; transform: translateX(0); }
    }
    .step-panel.active.back {
      animation-name: stepInBack;
    }

    /* LEFT SIDE SLIDER (Desktop) */
    .auth-layout { display: flex; min-height: 100vh; width: 100%; }
    .auth-left {
      display: none; width: 48%;
      background: linear-gradient(160deg, #1a2b6b 0%, #2d3a8c 50%, #1e2a5a 100%);
      color: #fff; position: relative; overflow: hidden;
      flex-direction: column; justify-content: center; padding: 3rem;
    }
    .auth-left::before {
      content: ''; position: absolute; width: 400px; height: 400px; border-radius: 50%;
      background: rgba(241, 90, 41, 0.12); top: -100px; right: -100px;
    }
    .auth-left::after {
      content: ''; position: absolute; width: 300px; height: 300px; border-radius: 50%;
      background: rgba(255,255,255,0.04); bottom: -80px; left: -60px;
    }
    .auth-right {
      flex: 1; display: flex; flex-direction: column;
      align-items: center; justify-content: center;
      padding: 2rem 1.5rem; position: relative; z-index: 1;
    }
    .slider-brand { position: relative; z-index: 2; margin-bottom: 3rem; }
    .slider-brand .brand-logo { font-size: 2.2rem; }
    .slider-brand .brand-logo .pan,
    .slider-brand .brand-logo .pert { color: #fff; }
    .slider-brand .brand-logo .x { color: var(--panx-orange); }
    .slider-brand .brand-tagline { color: rgba(255,255,255,0.7); }
    .slider-brand .brand-tagline::before,
    .slider-brand .brand-tagline::after { background: var(--panx-orange); }
    .text-slider { position: relative; z-index: 2; min-height: 260px; }
    .slide-item { display: none; animation: slideFade 0.6s ease; }
    .slide-item.active { display: block; }
    @keyframes slideFade {
      from { opacity: 0; transform: translateY(18px); }
      to   { opacity: 1; transform: translateY(0); }
    }
    .slide-icon {
      width: 64px; height: 64px; border-radius: 16px;
      background: rgba(255,255,255,0.12); display: flex;
      align-items: center; justify-content: center;
      font-size: 1.75rem; color: var(--panx-orange); margin-bottom: 1.5rem;
    }
    .slide-title { font-size: 1.85rem; font-weight: 700; line-height: 1.3; margin-bottom: 0.85rem; }
    .slide-title span { color: var(--panx-orange); }
    .slide-desc { font-size: 1rem; line-height: 1.6; color: rgba(255,255,255,0.75); max-width: 380px; margin-bottom: 1.5rem; }
    .slide-features { list-style: none; padding: 0; margin: 0; }
    .slide-features li {
      display: flex; align-items: center; gap: 0.6rem;
      font-size: 0.9rem; color: rgba(255,255,255,0.85); margin-bottom: 0.55rem;
    }
    .slide-features li i { color: #10b981; font-size: 1rem; }
    .slider-dots { position: relative; z-index: 2; display: flex; gap: 0.5rem; margin-top: 2.5rem; }
    .slider-dots span {
      width: 8px; height: 8px; border-radius: 50%;
      background: rgba(255,255,255,0.3); cursor: pointer; transition: all 0.25s;
    }
    .slider-dots span.active { background: var(--panx-orange); width: 24px; border-radius: 4px; }

    @media (min-width: 992px) {
      .auth-left { display: flex; }
      .bg-wave { display: none; }
      .auth-right .mobile-brand { display: none; }
    }
    @media (max-width: 991.98px) {
      .auth-left { display: none !important; }
    }
    @media (max-width: 575.98px) {
      .reg-card { padding: 1.5rem 1.25rem; }
      .otp-boxes input { width: 42px; height: 48px; font-size: 1.2rem; }
      .brand-logo { font-size: 1.75rem; }
    }