*,
 *::before,
 *::after {
     box-sizing: border-box;
     margin: 0;
     padding: 0;
 }

 :root {
     --fuel: #f97316;
     --fuel-deep: #c2410c;
     --night: #09090b;
     --dark: #141414;
     --panel: #1a1a1a;
     --border: rgba(255, 255, 255, 0.07);
     --text: #e4e4e7;
     --muted: #71717a;
 }

 html,
 body {
     height: 100%;
     font-family: 'Barlow', sans-serif;
     background: var(--night);
     overflow: hidden;
 }

 /* ── Full-screen layout ── */
 .login-page {
     display: grid;
     grid-template-columns: 1fr 480px;
     height: 100vh;
 }

 /* ── Left Panel — atmospheric visual ── */
 .left-panel {
     position: relative;
     overflow: hidden;
     background: #0a0a0a;
 }

 /* Animated background blobs */
 .left-panel::before {
     content: '';
     position: absolute;
     inset: 0;
     background:
         radial-gradient(ellipse 60% 50% at 20% 50%, rgba(249, 115, 22, 0.18) 0%, transparent 70%),
         radial-gradient(ellipse 40% 60% at 80% 20%, rgba(249, 115, 22, 0.06) 0%, transparent 60%),
         radial-gradient(ellipse 50% 40% at 60% 80%, rgba(234, 88, 12, 0.08) 0%, transparent 60%);
     animation: blobShift 8s ease-in-out infinite alternate;
 }

 @keyframes blobShift {
     0% {
         opacity: 0.8;
         transform: scale(1);
     }

     100% {
         opacity: 1;
         transform: scale(1.05);
     }
 }

 /* Grid overlay */
 .left-panel::after {
     content: '';
     position: absolute;
     inset: 0;
     background-image:
         linear-gradient(rgba(249, 115, 22, 0.04) 1px, transparent 1px),
         linear-gradient(90deg, rgba(249, 115, 22, 0.04) 1px, transparent 1px);
     background-size: 48px 48px;
 }

 .left-content {
     position: relative;
     z-index: 2;
     height: 100%;
     display: flex;
     flex-direction: column;
     justify-content: space-between;
     padding: 48px;
 }

 .brand-mark {
     display: flex;
     align-items: center;
     gap: 12px;
 }

 .brand-mark .pump-icon {
     width: 44px;
     height: 44px;
     background: var(--fuel);
     border-radius: 10px;
     display: flex;
     align-items: center;
     justify-content: center;
     font-size: 1.4rem;
     flex-shrink: 0;
     box-shadow: 0 0 28px rgba(249, 115, 22, 0.5);
 }

 .brand-mark .brand-name {
     font-family: 'Barlow Condensed', sans-serif;
     font-weight: 800;
     font-size: 1.3rem;
     color: #fff;
     letter-spacing: 1px;
     text-transform: uppercase;
 }

 .brand-mark .brand-sub {
     font-size: 0.72rem;
     color: var(--fuel);
     letter-spacing: 2px;
     text-transform: uppercase;
     font-weight: 600;
 }

 /* Big headline */
 .left-hero {
     flex: 1;
     display: flex;
     flex-direction: column;
     justify-content: center;
 }

 .left-hero h1 {
     font-family: 'Barlow Condensed', sans-serif;
     font-weight: 800;
     font-size: clamp(3rem, 5vw, 5.5rem);
     line-height: 0.95;
     color: #fff;
     text-transform: uppercase;
     letter-spacing: -1px;
     margin-bottom: 24px;
 }

 .left-hero h1 em {
     font-style: normal;
     color: var(--fuel);
     display: block;
 }

 .left-hero p {
     font-size: 1rem;
     color: var(--muted);
     max-width: 360px;
     line-height: 1.6;
     font-weight: 300;
 }

 /* Fuel gauge SVG decoration */
 .gauge-wrap {
     margin-top: 40px;
     display: flex;
     align-items: center;
     gap: 16px;
 }

 .gauge-bar {
     flex: 1;
     max-width: 280px;
     height: 6px;
     background: rgba(255, 255, 255, 0.08);
     border-radius: 99px;
     overflow: hidden;
     position: relative;
 }

 .gauge-bar::after {
     content: '';
     position: absolute;
     left: 0;
     top: 0;
     bottom: 0;
     width: 72%;
     background: linear-gradient(90deg, var(--fuel-deep), var(--fuel));
     border-radius: 99px;
     animation: fillGauge 2s ease forwards;
     animation-delay: 0.5s;
     width: 0;
 }

 @keyframes fillGauge {
     to {
         width: 72%;
     }
 }

 .gauge-label {
     font-family: 'Barlow Condensed', sans-serif;
     font-size: 0.8rem;
     font-weight: 600;
     letter-spacing: 1px;
     text-transform: uppercase;
     color: var(--fuel);
 }

 /* Stats row */
 .stats-row {
     display: flex;
     gap: 32px;
 }

 .stat-item .stat-val {
     font-family: 'Barlow Condensed', sans-serif;
     font-weight: 800;
     font-size: 1.8rem;
     color: #fff;
     line-height: 1;
 }

 .stat-item .stat-key {
     font-size: 0.72rem;
     color: var(--muted);
     text-transform: uppercase;
     letter-spacing: 1px;
     margin-top: 2px;
 }

 /* ── Right Panel — Login form ── */
 .right-panel {
     background: var(--dark);
     border-left: 1px solid var(--border);
     display: flex;
     flex-direction: column;
     justify-content: center;
     padding: 48px 44px;
     position: relative;
     overflow: hidden;
     animation: slideInRight 0.6s cubic-bezier(0.16, 1, 0.3, 1) forwards;
 }

 @keyframes slideInRight {
     from {
         opacity: 0;
         transform: translateX(30px);
     }

     to {
         opacity: 1;
         transform: translateX(0);
     }
 }

 /* Subtle top-right glow */
 .right-panel::before {
     content: '';
     position: absolute;
     top: -80px;
     right: -80px;
     width: 300px;
     height: 300px;
     background: radial-gradient(circle, rgba(249, 115, 22, 0.1) 0%, transparent 70%);
     pointer-events: none;
 }

 .login-header {
     margin-bottom: 40px;
 }

 .login-header .welcome {
     font-size: 0.72rem;
     font-weight: 600;
     letter-spacing: 2.5px;
     text-transform: uppercase;
     color: var(--fuel);
     margin-bottom: 10px;
     display: flex;
     align-items: center;
     gap: 8px;
 }

 .login-header .welcome::before {
     content: '';
     width: 24px;
     height: 2px;
     background: var(--fuel);
     display: inline-block;
 }

 .login-header h2 {
     font-family: 'Barlow Condensed', sans-serif;
     font-weight: 800;
     font-size: 2.4rem;
     color: #fff;
     text-transform: uppercase;
     letter-spacing: -0.5px;
     line-height: 1.1;
 }

 .login-header p {
     font-size: 0.85rem;
     color: var(--muted);
     margin-top: 8px;
     font-weight: 300;
 }

 /* Logo centered above form */
 .logo-wrap {
     text-align: center;
     margin-bottom: 32px;
 }

 .logo-wrap img {
     width: 90px;
     height: 90px;
     object-fit: cover;
     border-radius: 18px;
     border: 2px solid var(--border);
     box-shadow: 0 0 30px rgba(249, 115, 22, 0.2);
 }

 /* Form fields */
 .field-group {
     margin-bottom: 20px;
 }

 .field-group label {
     display: block;
     font-size: 0.75rem;
     font-weight: 600;
     text-transform: uppercase;
     letter-spacing: 1px;
     color: var(--muted);
     margin-bottom: 8px;
 }

 .field-wrap {
     position: relative;
 }

 .field-wrap .field-icon {
     position: absolute;
     left: 14px;
     top: 50%;
     transform: translateY(-50%);
     font-size: 1rem;
     opacity: 0.45;
     pointer-events: none;
 }

 .field-wrap input {
     width: 100%;
     background: var(--panel);
     border: 1.5px solid var(--border);
     border-radius: 10px;
     padding: 13px 14px 13px 42px;
     font-family: 'Barlow', sans-serif;
     font-size: 0.95rem;
     color: var(--text);
     transition: border-color 0.2s, box-shadow 0.2s;
     outline: none;
 }

 .field-wrap input::placeholder {
     color: #3f3f46;
 }

 .field-wrap input:focus {
     border-color: var(--fuel);
     box-shadow: 0 0 0 3px rgba(249, 115, 22, 0.15);
 }

 .field-wrap input.is-invalid {
     border-color: #ef4444;
 }

 .invalid-feedback {
     font-size: 0.78rem;
     color: #ef4444;
     margin-top: 5px;
     display: block;
 }

 /* Submit */
 .btn-signin {
     width: 100%;
     padding: 14px;
     background: linear-gradient(135deg, var(--fuel), var(--fuel-deep));
     border: none;
     border-radius: 10px;
     color: #fff;
     font-family: 'Barlow Condensed', sans-serif;
     font-weight: 700;
     font-size: 1.1rem;
     letter-spacing: 1.5px;
     text-transform: uppercase;
     cursor: pointer;
     margin-top: 8px;
     transition: all 0.2s;
     box-shadow: 0 4px 20px rgba(249, 115, 22, 0.35);
     position: relative;
     overflow: hidden;
 }

 .btn-signin::after {
     content: '';
     position: absolute;
     inset: 0;
     background: linear-gradient(135deg, rgba(255, 255, 255, 0.1), transparent);
     opacity: 0;
     transition: opacity 0.2s;
 }

 .btn-signin:hover {
     transform: translateY(-2px);
     box-shadow: 0 8px 28px rgba(249, 115, 22, 0.45);
 }

 .btn-signin:hover::after {
     opacity: 1;
 }

 .btn-signin:active {
     transform: translateY(0);
 }

 /* Footer */
 .login-footer {
     margin-top: 32px;
     padding-top: 24px;
     border-top: 1px solid var(--border);
     text-align: center;
     font-size: 0.75rem;
     color: #3f3f46;
 }

 .login-footer span {
     color: var(--fuel);
 }

 /* Divider line */
 .form-divider {
     height: 1px;
     background: var(--border);
     margin: 28px 0;
 }

 /* ── Mobile ── */
 @media (max-width: 768px) {
     .login-page {
         grid-template-columns: 1fr;
     }

     .left-panel {
         display: none;
     }

     .right-panel {
         padding: 40px 28px;
         justify-content: center;
         min-height: 100vh;
     }
 }