@keyframes pageExitUp {
    0%   { opacity: 1;   transform: scale(1)      translateY(0);    filter: blur(0px);  }
    100% { opacity: 0;   transform: scale(0.96)   translateY(-20px); filter: blur(8px); }
}

@keyframes pageEnterUp {
    0%   { opacity: 0;   transform: scale(1.04)   translateY(24px);  filter: blur(8px); }
    100% { opacity: 1;   transform: scale(1)      translateY(0);     filter: blur(0px); }
}

@keyframes pageExitDown {
    0%   { opacity: 1;   transform: scale(1)      translateY(0);    filter: blur(0px);  }
    100% { opacity: 0;   transform: scale(0.96)   translateY(20px);  filter: blur(8px); }
}

@keyframes pageEnterDown {
    0%   { opacity: 0;   transform: scale(1.04)   translateY(-24px); filter: blur(8px); }
    100% { opacity: 1;   transform: scale(1)      translateY(0);     filter: blur(0px); }
}

.page-exit-up   { animation: pageExitUp   0.38s cubic-bezier(0.4, 0, 0.2, 1) forwards; pointer-events: none; }
.page-enter-up  { animation: pageEnterUp  0.42s cubic-bezier(0.4, 0, 0.2, 1) forwards; }
.page-exit-down { animation: pageExitDown 0.38s cubic-bezier(0.4, 0, 0.2, 1) forwards; pointer-events: none; }
.page-enter-down{ animation: pageEnterDown 0.42s cubic-bezier(0.4, 0, 0.2, 1) forwards; }

.register-view {
    display: none;
    width: 100%;
    padding: 60px 20px;
    align-items: flex-start;
    justify-content: center;
}

.register-view.active {
    display: flex;
}

.register-card {
    width: 100%;
    max-width: 520px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
    overflow: hidden;
    background: var(--color-bg-card);
}

.register-card-header {
    background: #1a2238;
    padding: 16px 22px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid var(--color-border);
}

.register-header-left {
    display: flex;
    align-items: center;
    gap: 12px;
}

.register-logo {
    height: 26px;
    width: auto;
    object-fit: contain;
    opacity: 0.9;
}

.register-title {
    font-size: 15px;
    font-weight: 700;
    color: var(--color-text-white);
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.register-close {
    background: rgba(255,255,255,0.06);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: var(--color-text-muted);
    transition: background 0.2s, color 0.2s;
    flex-shrink: 0;
}

.register-close:hover {
    background: rgba(200,60,60,0.2);
    border-color: rgba(200,60,60,0.4);
    color: #ff6b6b;
}

.register-form {
    padding: 28px 28px 24px;
    display: flex;
    flex-direction: column;
    gap: 18px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 7px;
}

.form-label {
    font-size: 12.5px;
    font-weight: 600;
    color: var(--color-text-light);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    display: flex;
    align-items: center;
    gap: 8px;
}

.form-label-hint {
    font-size: 11px;
    font-weight: 400;
    color: var(--color-text-muted);
    text-transform: none;
    letter-spacing: 0;
}

.form-input {
    width: 100%;
    background: rgba(255,255,255,0.04);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 11px 16px;
    font-size: 14px;
    color: var(--color-text-white);
    font-family: var(--font-main);
    outline: none;
    transition: border-color 0.2s, background 0.2s;
}

.form-input::placeholder {
    color: var(--color-text-muted);
    opacity: 0.7;
}

.form-input:focus {
    border-color: var(--color-accent-blue);
    background: rgba(30, 58, 138, 0.08);
}

.form-input:focus::placeholder {
    opacity: 0.4;
}

.form-error {
    display: none;
    background: rgba(200, 50, 50, 0.12);
    border: 1px solid rgba(200, 50, 50, 0.35);
    border-radius: var(--radius-sm);
    padding: 10px 14px;
    font-size: 13px;
    color: #ff7070;
}

.form-error.visible {
    display: block;
}

.register-submit-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    width: 100%;
    padding: 13px 20px;
    margin-top: 4px;
    background: linear-gradient(135deg, #1e3a8a 0%, #2a50b8 100%);
    border: 1px solid rgba(80, 130, 220, 0.35);
    border-radius: var(--radius-md);
    color: #fff;
    font-size: 14px;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    cursor: pointer;
    font-family: var(--font-main);
    transition: filter 0.2s, transform 0.15s;
}

.register-submit-btn:hover {
    filter: brightness(1.15);
    transform: translateY(-1px);
}

.register-submit-btn:active {
    transform: translateY(0);
    filter: brightness(0.95);
}

.register-login-hint {
    text-align: center;
    font-size: 12.5px;
    color: var(--color-text-muted);
    margin-top: -4px;
}

.register-login-hint a {
    color: var(--color-text-light);
    font-weight: 600;
    transition: color 0.2s;
}

.register-login-hint a:hover {
    color: #fff;
}

.register-success {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 18px;
    padding: 32px 0 8px;
    text-align: center;
}

.register-success p {
    font-size: 15px;
    color: var(--color-text-light);
    line-height: 1.5;
}

.register-success-countdown {
    font-size: 12.5px !important;
    color: var(--color-text-muted) !important;
}

.register-success-countdown span {
    font-weight: 700;
    color: var(--color-text-light);
}

.ranking-empty {
    padding: 18px 16px;
    font-size: 13px;
    color: var(--color-text-muted);
    text-align: center;
}