.iban-converter-container{width:100%;max-width:900px;margin:0 auto;perspective:1000px}.hidden{display:none!important}.converter-card{background:#fff;border:1px solid #eef2f6;border-radius:32px;padding:3rem;box-shadow:0 4px 6px -1px #00000005,0 20px 40px -8px #0000000d;position:relative;overflow:hidden}.converter-card:before{content:"";position:absolute;top:0;left:0;right:0;height:6px;background:linear-gradient(90deg,#6366f1,#a855f7)}.converter-header{text-align:left;margin-bottom:3rem}.converter-header h3{font-size:2.25rem;font-weight:950;color:#0f172a;letter-spacing:-.04em;margin-bottom:.75rem;line-height:1}.converter-header p{color:#64748b;font-size:1.1rem;max-width:500px;line-height:1.6}.input-section{display:flex;flex-direction:column;gap:2rem;background:#f8fafc;padding:2rem;border-radius:24px;border:1px solid #f1f5f9}.input-group{display:flex;flex-direction:column;gap:1rem}.input-group label{font-size:.75rem;font-weight:800;color:#64748b;text-transform:uppercase;letter-spacing:.1em;display:flex;align-items:center;gap:.6rem}.iban-input-wrapper{position:relative;display:flex;align-items:center;background:#fff;border-radius:20px;box-shadow:0 4px 12px #00000008;border:2px solid transparent;transition:all .3s ease}.iban-input-wrapper:focus-within{border-color:#6366f1;box-shadow:0 0 0 4px #6366f126}.iban-input-wrapper input{width:100%;padding:1.5rem;border:none;background:transparent;font-size:1.5rem;font-weight:800;color:#1e293b;outline:none;letter-spacing:.02em}.iban-input-wrapper .input-icon{margin-right:1.5rem;width:1.75rem;height:1.75rem;color:#6366f1;opacity:.6;flex-shrink:0}.btn-convert{width:100%;padding:1.25rem;background:#0f172a;color:#fff;border:none;border-radius:20px;font-size:1.1rem;font-weight:800;cursor:pointer;transition:all .3s ease;display:flex;align-items:center;justify-content:center;gap:.75rem}.btn-convert:hover{background:#1e293b;transform:translateY(-2px);box-shadow:0 10px 15px -3px #0000001a}.results-section{margin-top:3rem;display:grid;grid-template-columns:repeat(2,1fr);gap:1.5rem;animation:slideUp .5s ease-out}@keyframes slideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.result-card{background:#fff;border:1px solid #eef2f6;padding:1.5rem 2rem;border-radius:24px;display:flex;flex-direction:column;justify-content:center;gap:.5rem;position:relative;transition:all .3s ease}.result-card:hover{border-color:#cbd5e1;box-shadow:0 12px 24px -10px #0000000d}.result-label{font-size:.7rem;font-weight:800;color:#94a3b8;text-transform:uppercase;letter-spacing:.08em}.result-value{font-size:1.5rem;font-weight:900;color:#0f172a;letter-spacing:-.02em}.btn-copy-result{position:absolute;top:1rem;right:1rem;cursor:pointer;background:#f1f5f9;border:none;padding:8px;border-radius:10px;color:#64748b;transition:all .2s;display:flex}.btn-copy-result:hover{background:#e2e8f0;color:#6366f1;transform:scale(1.1)}.bank-info{grid-column:span 2;background:linear-gradient(135deg,#f8fafc,#f1f5f9);padding:2rem;border-radius:24px;display:flex;align-items:center;gap:1.5rem;border:1px solid #e2e8f0}.bank-logo-placeholder{width:64px;height:64px;background:#fff;border-radius:20px;display:flex;align-items:center;justify-content:center;color:#6366f1;border:1px solid #eef2f6;font-size:2rem;box-shadow:0 8px 16px -4px #0000000a}.bank-name-label{font-size:.75rem;font-weight:800;color:#64748b;text-transform:uppercase;margin-bottom:.25rem}.bank-name-value{font-size:1.5rem;font-weight:900;color:#0f172a;letter-spacing:-.03em}.error-message{grid-column:span 2;background:#fef2f2;border:1px solid #fee2e2;padding:1.25rem;border-radius:20px;color:#dc2626;font-size:1rem;font-weight:700;display:flex;align-items:center;gap:.75rem}@media(prefers-color-scheme:dark){.converter-card{background:#0f172a;border-color:#ffffff0d}.converter-header h3{color:#f8fafc}.converter-header p{color:#94a3b8}.input-section{background:#1e293b80;border-color:#ffffff0d}.iban-input-wrapper input{background:#1e293b;border-color:#334155;color:#f8fafc}.btn-convert{background:#6366f1}.btn-convert:hover{background:#4f46e5}.result-card{background:#1e293b;border-color:#ffffff0d}.result-value{color:#f8fafc}.btn-copy-result{background:#0f172a;color:#94a3b8}.bank-info{background:linear-gradient(135deg,#1e293b,#0f172a);border-color:#ffffff0d}.bank-name-value{color:#f8fafc}.bank-logo-placeholder{background:#0f172a;border-color:#ffffff1a}}@media(max-width:768px){.converter-card{padding:2rem}.converter-header h3{font-size:1.75rem}.iban-input-wrapper input{font-size:1.2rem}}@media(max-width:640px){.results-section{grid-template-columns:1fr}.bank-info{flex-direction:column;text-align:center;gap:1rem}}