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

 body {
     font-family: 'Inter', sans-serif;
     background: #fff;
     color: #111;
 }

 .app {
     width: 100%;
     min-height: 100vh;
     display: flex;
     flex-direction: column;
     align-items: center;
     justify-content: center;
     padding: 32px 24px;
 }

 .login-card {
     width: 100%;
     max-width: 400px;
     display: flex;
     flex-direction: column;
     gap: 32px;
 }

 /* ── Logo ── */
 .brand {
     display: flex;
     align-items: center;
     justify-content: center;
     gap: 12px;
 }

 .brand-icon {
     width: 32px;
     height: 32px;
     background: #2d5a16;
     border-radius: 50%;
     display: flex;
     align-items: center;
     justify-content: center;
     flex-shrink: 0;
 }

 .brand-icon i {
     font-size: 16px;
     color: #fff;
 }

 .brand h1 {
     font-family: 'Sora', sans-serif;
     font-size: 18px;
     font-weight: 700;
     color: #1a3a0a;
 }

 /* ── Heading ── */
 .heading {
     text-align: center;
 }

 .heading h2 {
     font-family: 'Sora', sans-serif;
     font-size: 24px;
     font-weight: 700;
     color: #1a3a0a;
     margin-bottom: 8px;
 }

 .heading p {
     font-size: 14px;
     color: #6b7280;
     line-height: 1.5;
 }

 /* ── Form ── */
 form {
     display: flex;
     flex-direction: column;
     gap: 20px;
 }

 .field-group {
     display: flex;
     flex-direction: column;
     gap: 8px;
 }

 .field-label {
     font-size: 14px;
     font-weight: 600;
     color: #1a3a0a;
 }

 .field-wrap {
     display: flex;
     align-items: center;
     background: #fff;
     border: 1px solid #e5e7eb;
     border-radius: 12px;
     overflow: hidden;
 }

 .field-wrap:focus-within {
     border-color: #2d5a16;
 }

 .field-prefix {
     display: flex;
     align-items: center;
     gap: 6px;
     padding: 0 16px;
     border-right: 1px solid #e5e7eb;
     font-size: 14px;
     font-weight: 500;
     color: #6b7280;
     white-space: nowrap;
     flex-shrink: 0;
 }

 .field-prefix .flag {
     font-size: 16px;
 }

 .field-wrap input {
     flex: 1;
     min-width: 0;
     border: none;
     outline: none;
     padding: 17px 16px;
     font-size: 14px;
     font-family: 'Inter', sans-serif;
     color: #1a3a0a;
     background: transparent;
 }

 .field-wrap input::placeholder {
     color: #9ca3af;
 }

 .field-icon-btn {
     background: none;
     border: none;
     cursor: pointer;
     padding: 0 16px;
     display: flex;
     align-items: center;
     justify-content: center;
     flex-shrink: 0;
 }

 .field-icon-btn i {
     font-size: 18px;
     color: #9ca3af;
 }

 /* ── Submit button ── */
 .btn-submit {
     width: 100%;
     background: #2d5a16;
     color: #fff;
     border: none;
     font-size: 16px;
     font-weight: 700;
     padding: 18px;
     border-radius: 999px;
     cursor: pointer;
     display: flex;
     align-items: center;
     justify-content: center;
     gap: 10px;
     box-shadow: 0 4px 6px rgba(45, 90, 22, 0.2);
 }

 .btn-submit:hover {
     background: #234411;
 }

 .btn-submit i {
     font-size: 16px;
 }

 .helper-text {
     font-size: 12px;
     color: #9ca3af;
     text-align: center;
     line-height: 1.5;
 }

 /* ── Footer badge ── */
 .footer-badge {
     width: 100%;
     max-width: 400px;
     margin-top: 40px;
     background: rgba(204, 243, 173, 0.2);
     border-radius: 24px;
     padding: 16px 20px;
     display: flex;
     align-items: center;
     gap: 14px;
 }

 .footer-badge-icon {
     width: 32px;
     height: 32px;
     background: #fff;
     border-radius: 8px;
     box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
     display: flex;
     align-items: center;
     justify-content: center;
     flex-shrink: 0;
 }

 .footer-badge-icon i {
     font-size: 16px;
     color: #2d5a16;
 }

 .footer-badge p {
     font-size: 12px;
     font-weight: 500;
     color: #6b7280;
 }

 /* ≥640px : un peu plus d'air, formulaire centré déjà optimal */
 @media (min-width: 640px) {
     .app {
         padding: 48px 24px;
     }
 }

 /* ≥1024px : split-screen — formulaire à gauche, panneau visuel à droite */
 @media (min-width: 1024px) {
     .app {
         flex-direction: row;
         align-items: stretch;
         justify-content: center;
         padding: 0;
         max-width: 1280px;
         margin: 0 auto;
         gap: 64px;
     }

     .login-side {
         flex: 1;
         display: flex;
         flex-direction: column;
         align-items: center;
         justify-content: center;
         padding: 48px;
     }

     .visual-side {
         flex: 1;
         display: flex;
         align-items: center;
         justify-content: center;
         background: rgba(204, 243, 173, 0.15);
         border-radius: 0;
     }

     .visual-side-inner {
         text-align: center;
         max-width: 360px;
         padding: 24px;
     }

     .visual-side-inner i {
         font-size: 64px;
         color: #2d5a16;
         margin-bottom: 24px;
     }

     .visual-side-inner h3 {
         font-family: 'Sora', sans-serif;
         font-size: 22px;
         font-weight: 700;
         color: #1a3a0a;
         margin-bottom: 12px;
     }

     .visual-side-inner p {
         font-size: 14px;
         color: #6b7280;
         line-height: 1.6;
     }

     .footer-badge {
         margin-top: 32px;
     }
 }