:root{--d2d-blue:#071629;--d2d-blue-2:#102a46;--d2d-silver:#c7c9cc;--d2d-silver-dark:#858a90;--d2d-white:#f8fafc}
.d2d-portal{max-width:1120px;margin:32px auto;padding:28px;border-radius:20px;color:var(--d2d-white);background:radial-gradient(circle at top right,#173b60,var(--d2d-blue) 52%);box-shadow:0 18px 50px #07162955;font-family:Arial,sans-serif}
.d2d-brand{display:flex;align-items:center;gap:18px;margin-bottom:28px}.d2d-brand strong{font-size:25px;letter-spacing:5px}.d2d-brand small{display:block;margin-top:6px;color:#c7c9cc;letter-spacing:2px}.d2d-monogram{font-family:Georgia,serif;font-size:34px;font-weight:bold;color:#e8e8e8;text-shadow:0 1px #fff,0 4px 5px #000;background:linear-gradient(#fff,#888);-webkit-background-clip:text;-webkit-text-fill-color:transparent}
.d2d-card{background:#fff;color:#132337;border:1px solid #d9dde2;border-radius:16px;padding:26px;box-shadow:0 10px 30px #0002}.d2d-card h2,.d2d-card h3{margin-top:0;color:#071629}.d2d-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px}.d2d-welcome{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px}.d2d-welcome h2,.d2d-welcome p{margin:3px 0}
.d2d-tabs{display:flex;gap:10px;margin:22px 0}.d2d-tabs button,.d2d-button{border:1px solid #767b81;border-radius:8px;padding:12px 19px;color:#071629;font-weight:700;cursor:pointer;background:linear-gradient(145deg,#fafafa 0%,#b7bbc0 48%,#f1f1f1 100%);box-shadow:inset 0 1px #fff,0 3px 8px #0003}.d2d-tabs button.active,.d2d-button:hover{color:#fff;background:linear-gradient(145deg,#d8dadd,#7c8289)}.d2d-button.small{display:inline-block;padding:9px 14px;text-decoration:none}
.d2d-form{display:grid;gap:15px}.d2d-form label{font-size:14px;font-weight:700}.d2d-form input,.d2d-form textarea{box-sizing:border-box;width:100%;margin-top:6px;padding:12px;border:1px solid #aeb6bf;border-radius:7px;background:#fff;color:#071629}.d2d-form textarea{min-height:90px;resize:vertical}.d2d-check{display:flex;align-items:center;gap:8px}.d2d-check input{width:auto;margin:0}.d2d-drop{padding:24px;border:2px dashed #8b949e;border-radius:10px;text-align:center;background:#f3f5f7}.d2d-message{margin-top:15px;padding:0}.d2d-message.ok,.d2d-message.error{padding:12px;border-radius:8px}.d2d-message.ok{background:#dff5e7;color:#145b2f}.d2d-message.error{background:#fee2e2;color:#8b1e1e}.d2d-files{margin-top:20px}.d2d-files a{display:flex;justify-content:space-between;gap:15px;padding:11px;border-bottom:1px solid #dde2e7;text-decoration:none;color:#102a46}.d2d-files small{color:#66717d}.hidden{display:none!important}.d2d-empty{color:#687583}
@media(max-width:760px){.d2d-portal{margin:12px;padding:18px}.d2d-grid{grid-template-columns:1fr}.d2d-brand strong{font-size:18px;letter-spacing:3px}.d2d-brand small{font-size:10px}.d2d-files a{display:block}.d2d-files small{display:block;margin-top:4px}}

/* English-language portal: high-contrast dark cards and white form labels */
.d2d-portal .d2d-card{background:#102a46!important;color:#fff!important;border-color:#627a92!important}
.d2d-portal .d2d-card h2,.d2d-portal .d2d-card h3,.d2d-portal .d2d-card p,.d2d-portal .d2d-card label,.d2d-portal .d2d-check{color:#fff!important}
.d2d-portal .d2d-form input:not([type=checkbox]):not([type=radio]),.d2d-portal .d2d-form textarea,.d2d-portal .d2d-form select{background:#fff!important;color:#111!important;-webkit-text-fill-color:#111!important;border:2px solid #c7c9cc!important;opacity:1!important}
.d2d-portal .d2d-form input::placeholder,.d2d-portal .d2d-form textarea::placeholder{color:#545b65!important;opacity:1!important}
.d2d-portal .d2d-form input:focus,.d2d-portal .d2d-form textarea:focus{outline:3px solid #d5eaff!important;outline-offset:1px}
.d2d-portal .d2d-drop{background:#183d60!important;color:#fff!important}
.d2d-portal .d2d-empty,.d2d-portal .d2d-files a,.d2d-portal .d2d-files small{color:#fff!important}
.d2d-portal .d2d-form input[type=checkbox]{accent-color:#fff}