*{box-sizing:border-box}
:root{--primary:#2563eb;--primary-dark:#1d4ed8;--success:#16a34a;--danger:#dc2626;--text:#172033;--muted:#64748b;--border:#dbe3ef;--bg:#f4f7fb}
body{margin:0;min-height:100vh;background:linear-gradient(135deg,#eef4ff 0%,#f8fafc 50%,#eef8f3 100%);font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--text)}
.auth-wrapper{min-height:calc(100vh - 64px);display:flex;align-items:center;justify-content:center;padding:35px 15px}
.auth-card,.profile-card{width:100%;max-width:500px;background:rgba(255,255,255,.97);border:1px solid rgba(255,255,255,.8);border-radius:24px;box-shadow:0 20px 60px rgba(15,23,42,.12);padding:32px;animation:authShow .45s ease}
.auth-header{text-align:center;margin-bottom:28px}
.auth-logo,.otp-icon,.profile-icon{width:72px;height:72px;margin:0 auto 16px;border-radius:22px;background:linear-gradient(135deg,var(--primary),#60a5fa);color:#fff;display:flex;align-items:center;justify-content:center;font-size:30px;box-shadow:0 12px 25px rgba(37,99,235,.25)}
.auth-header h2{font-size:27px;font-weight:800;margin:0 0 7px;color:#172033}
.auth-header p{margin:0;color:var(--muted);font-size:14px}
.form-label{font-size:14px;font-weight:700;color:#344054;margin-bottom:8px}
.form-control,.form-select{min-height:50px;border:1px solid var(--border);border-radius:12px;background:#fff;font-size:15px;transition:.2s}
.form-control{padding:12px 14px}
.form-control:focus,.form-select:focus{border-color:var(--primary);box-shadow:0 0 0 4px rgba(37,99,235,.1)}
.form-control::placeholder{color:#a0aec0}
.input-group-text{min-width:48px;justify-content:center;border:1px solid var(--border);background:#f8fafc;color:var(--primary);border-radius:12px 0 0 12px}
.input-group>.form-control{border-radius:0 12px 12px 0}
.input-group>.btn{border-radius:0 12px 12px 0}
.form-control.is-invalid,.form-select.is-invalid{border-color:var(--danger)}
.invalid-feedback{font-size:12px;font-weight:600}
.btn{border-radius:12px;min-height:48px;font-weight:700;border:0;transition:.2s}
.btn:hover{transform:translateY(-1px)}
.btn-primary{background:linear-gradient(135deg,var(--primary),var(--primary-dark))}
.btn-success{background:linear-gradient(135deg,#16a34a,#15803d)}
.btn-danger{background:linear-gradient(135deg,#ef4444,#dc2626)}
.btn-outline-primary{border:1px solid var(--primary);color:var(--primary);background:#fff}
.btn-outline-secondary{border:1px solid var(--border);background:#f8fafc;color:#475569}
.alert{border:0;border-radius:12px;font-size:13px;font-weight:600}
.alert ul{padding-left:18px}
.navbar{background:linear-gradient(135deg,#111827,#1e3a8a)!important;min-height:64px}
.navbar-brand{font-size:22px;letter-spacing:.5px}
.navbar .nav-link{font-weight:600}
.dropdown-menu{border:0;border-radius:14px;box-shadow:0 15px 40px rgba(15,23,42,.15);padding:8px}
.dropdown-item{padding:10px 13px;border-radius:9px;font-weight:600}
.dropdown-item:hover{background:#eff6ff;color:var(--primary)}
.profile-card{max-width:850px;padding:0;overflow:hidden}
.profile-header{background:linear-gradient(135deg,#1d4ed8,#2563eb,#60a5fa);color:#fff;text-align:center;padding:35px}
.profile-icon{background:rgba(255,255,255,.2);box-shadow:none}
.profile-header h2{font-weight:800;margin:0 0 5px}
.profile-header p{margin:0;opacity:.9}
.profile-body{padding:32px}
.profile-value{min-height:48px;padding:13px 15px;border:1px solid var(--border);border-radius:12px;background:#f8fafc;font-weight:600;color:#334155}
.profile-section{font-weight:800;font-size:18px;color:#1e3a8a;margin-bottom:20px}
.otp-input{text-align:center;font-size:25px;letter-spacing:10px;font-weight:800}
.password-strength{font-size:12px;font-weight:600;margin-top:6px}
@keyframes authShow{from{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}
@media(max-width:575px){.auth-wrapper{padding:20px 12px}.auth-card,.profile-card{border-radius:18px;padding:22px}.profile-card{padding:0}.profile-header{padding:28px 20px}.profile-body{padding:22px}.auth-header h2{font-size:24px}.otp-input{letter-spacing:6px}}