/* ================================
   macOS Sequoia Login Screen
   Variables defined in variables.css
   ================================ */

.login-screen {
    position: fixed;
    inset: 0;
    background: transparent;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    align-items: center;
    padding: 10vh 0 7vh;
    z-index: 9999;
    transition: opacity 0.5s ease;
    font-family: var(--font-system);
}

.login-screen.hidden {
    opacity: 0;
    pointer-events: none;
}

/* Clock (arriba) */
.login-clock {
    text-align: center;
    position: relative;
    z-index: 1;
}

.login-date {
    font-size: clamp(16px, 4vw, 24px);
    font-weight: 600;
    color: var(--white-80);
    margin-bottom: 8px;
}

.login-time {
    font-size: clamp(72px, 15vw, 100px);
    font-weight: 500;
    color: var(--white-85);
    letter-spacing: -4px;
    line-height: 1;
    text-shadow: 0 2px 30px rgba(0, 0, 0, 0.3);
}

/* Footer (abajo) */
.login-footer {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    position: relative;
    z-index: 1;
}

/* User - Avatar arriba, Nombre debajo */
.login-user {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
}

.login-avatar {
    width: clamp(48px, 10vw, 64px);
    height: clamp(48px, 10vw, 64px);
    border-radius: 50%;
    object-fit: cover;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.3);
}

.login-username {
    font-size: 15px;
    font-weight: 700;
    color: var(--white-90);
}

/* Password row: pill + ? afuera */
.login-password-row {
    display: flex;
    align-items: center;
    gap: 8px;
}

/* Spacer para balancear el icono ? y centrar el pill respecto al avatar */
.login-password-row::before {
    content: '';
    width: 30px;
}

.login-password-pill {
    width: min(200px, calc(100vw - 100px));
    height: 30px;
    background: rgba(60, 60, 60, 0.8);
    border-radius: 15px;
    border: 1px solid var(--white-10);
    display: flex;
    align-items: center;
    padding: 0 12px;
}

/* Enhanced blur effect for supporting browsers */
@supports (backdrop-filter: blur(1px)) {
    .login-password-pill {
        background: var(--white-20);
        backdrop-filter: blur(10px);
        -webkit-backdrop-filter: blur(10px);
    }
}

.login-password-pill:focus-within {
    background: var(--white-25);
    border-color: var(--white-15);
}

.login-password-input {
    flex: 1;
    height: 100%;
    background: transparent;
    border: none;
    outline: none;
    color: #ffffff;
    font-family: var(--font-system);
    font-size: 14px;
    letter-spacing: 0;
}

.login-password-input::placeholder {
    color: var(--white-50);

}

/* Icono ? con tooltip - mismo tamano que el input */
.login-hint-icon {
    width: 30px;
    height: 30px;
    border-radius: 50%;
    background: var(--white-15);
    color: var(--white-60);
    font-size: 14px;
    font-weight: 600;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: default;
    position: relative;
    flex-shrink: 0;
}

.login-hint-icon:hover {
    background: var(--white-25);
    color: #fff;
}

/* Tooltip en hover - aparece a la derecha */
.login-hint-icon::after {
    content: attr(data-tooltip);
    position: absolute;
    left: calc(100% + 8px);
    top: 50%;
    transform: translateY(-50%);
    background: rgba(0, 0, 0, 0.85);
    color: #fff;
    padding: 6px 10px;
    border-radius: 6px;
    font-size: 11px;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s;
}

.login-hint-icon::before {
    content: '';
    position: absolute;
    left: calc(100% + 2px);
    top: 50%;
    transform: translateY(-50%);
    border: 5px solid transparent;
    border-right-color: rgba(0, 0, 0, 0.85);
    opacity: 0;
    transition: opacity 0.2s;
}

.login-hint-icon:hover::after,
.login-hint-icon:hover::before {
    opacity: 1;
}

/* Remember me checkbox */
.login-remember {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    margin-top: 8px;
}

.login-remember input[type="checkbox"] {
    width: 14px;
    height: 14px;
    accent-color: var(--white-80);
    cursor: pointer;
}

.login-remember span {
    font-size: 12px;
    color: var(--white-60);
}

/* Shake animation */
@keyframes shake {
    0%, 100% { transform: translateX(0); }
    20%, 60% { transform: translateX(-6px); }
    40%, 80% { transform: translateX(6px); }
}

.login-password-pill.shake {
    animation: shake 0.4s ease;
}

/* Loading spinner */
.login-loading {
    display: none;
    margin-top: 20px;
}

.login-loading.visible {
    display: block;
}

.login-spinner {
    width: 20px;
    height: 20px;
    border: 2px solid var(--white-20);
    border-top-color: var(--white-80);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* ================================
   Responsive - Login
   ================================ */

/* Moviles y tablets: ocultar login, mostrar terminal directamente */
@media (max-width: 768px) {
    .login-screen {
        display: none !important;
    }
}

/* Tablets landscape (768px - 1024px) */
@media (min-width: 769px) and (max-width: 1024px) {
    .login-time {
        font-size: clamp(56px, 12vw, 80px);
    }
}

/* Large desktops (1440px+) */
@media (min-width: 1440px) {
    .login-time {
        font-size: clamp(90px, 8vw, 120px);
    }

    .login-date {
        font-size: 28px;
    }
}

/* ================================
   Accessibility - Login
   ================================ */
@media (prefers-reduced-motion: reduce) {
    .login-password-pill.shake {
        animation: none;
    }
}