.register-page { min-height: 100vh; }

.register-shell {
    position: relative;
    width: min(760px, 92%);
    margin: 0 auto;
    padding: 58px 0 44px;
}

.register-shell::before {
    content: "";
    position: fixed;
    width: 620px;
    height: 620px;
    top: -330px;
    left: 50%;
    z-index: -1;
    border-radius: 50%;
    background: rgba(37, 99, 235, .34);
    filter: blur(150px);
    transform: translateX(-50%);
}

.register-logo {
    display: table;
    margin: 0 auto 34px;
    font-size: 34px;
    font-weight: 900;
    letter-spacing: -1.8px;
}

.register-logo span { color: #38bdf8; }

.register-card {
    position: relative;
    overflow: hidden;
    padding: 46px;
    border: 1px solid rgba(148, 163, 184, .14);
    border-radius: 28px;
    background: rgba(15, 23, 42, .72);
    box-shadow: 0 35px 100px rgba(2, 6, 23, .42), inset 0 1px 0 rgba(255, 255, 255, .04);
    backdrop-filter: blur(18px);
    animation: registerIn .8s ease both;
}

.register-heading { margin-bottom: 34px; text-align: center; }
.register-heading h1 { margin-bottom: 10px; font-size: clamp(34px, 6vw, 48px); letter-spacing: -2px; }
.register-heading > p:last-child { max-width: 520px; margin: auto; color: #94a3b8; line-height: 1.7; }

.register-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.register-field-full { grid-column: 1 / -1; }
.register-field label { display: block; margin-bottom: 9px; color: #cbd5e1; font-size: 13px; font-weight: 650; }
.register-input { display: flex; align-items: center; gap: 11px; padding: 0 15px; border: 1px solid rgba(148, 163, 184, .14); border-radius: 14px; background: rgba(2, 6, 23, .3); transition: border-color .25s ease, box-shadow .25s ease; }
.register-input:focus-within { border-color: #38bdf8; box-shadow: 0 0 0 4px rgba(56, 189, 248, .08); }
.register-input svg { width: 18px; height: 18px; flex: 0 0 auto; color: #64748b; }
.register-input input { width: 100%; padding: 15px 0; border: 0; outline: 0; color: #f8fafc; background: transparent; font: inherit; }
.register-input input::placeholder { color: #64748b; }

.register-caps { display: none; align-items: center; gap: 8px; margin: 16px 0 0; color: #fcd34d; font-size: 12px; }
.register-caps.visible { display: flex; }
.register-caps svg { width: 16px; height: 16px; }

.password-rules { margin: 22px 0; padding: 17px 19px; border-radius: 14px; color: #94a3b8; background: rgba(255, 255, 255, .03); font-size: 12px; }
.password-rules p { margin-bottom: 10px; color: #cbd5e1; font-weight: 650; }
.password-rules ul { display: flex; flex-wrap: wrap; gap: 10px 20px; }
.password-rules li::before { content: "○"; margin-right: 6px; }
.password-rules li.valid { color: #86efac; }
.password-rules li.valid::before { content: "✓"; }

.terms-check { display: flex; align-items: flex-start; gap: 10px; color: #94a3b8; font-size: 13px; line-height: 1.55; cursor: pointer; }
.terms-check input { width: 17px; height: 17px; margin-top: 2px; accent-color: #2563eb; }
.terms-check a, .register-login button { color: #7dd3fc; }
.register-message { min-height: 20px; margin: 14px 0 4px; color: #fca5a5; font-size: 13px; text-align: center; }
.register-submit { width: 100%; }
.register-submit:disabled { cursor: wait; opacity: .65; }
.register-login { margin-top: 24px; color: #94a3b8; text-align: center; font-size: 13px; }
.register-login button { padding: 0; background: transparent; font-weight: 700; }
.register-motto { margin-top: 28px; color: #64748b; text-align: center; font-size: 12px; letter-spacing: .35px; }

.register-footer {
    padding: 0 4% 32px;
}

.register-footer-inner {
    width: min(1120px, 100%);
    margin: 0 auto;
    padding-top: 26px;
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
    gap: 22px;
    border-top: 1px solid rgba(148, 163, 184, .1);
    color: #64748b;
    font-size: 12px;
}

.register-footer-inner > p:nth-child(2) { text-align: center; }
.register-legal { display: flex; justify-content: flex-end; gap: 20px; }
.register-legal a { transition: color .25s ease; }
.register-legal a:hover { color: #7dd3fc; }

@keyframes registerIn {
    from { opacity: 0; transform: translateY(34px) scale(.98); }
    to { opacity: 1; transform: translateY(0) scale(1); }
}

@media (max-width: 650px) {
    .register-shell { padding-top: 38px; }
    .register-card { padding: 34px 22px; }
    .register-grid { grid-template-columns: 1fr; }
    .register-field-full { grid-column: auto; }
    .password-rules ul { display: grid; }
    .register-footer-inner { grid-template-columns: 1fr; text-align: center; }
    .register-legal { justify-content: center; }
}

@media (prefers-reduced-motion: reduce) { .register-card { animation: none; } }