/* --- Entrance Animations --- */

.login-avatar, .login-title, .login-subtitle, .login-input, .login-btn {
    opacity: 0;
    filter: blur(20px);
    transform: translateY(20px);
    transition: all 1.5s cubic-bezier(0.19, 1, 0.22, 1);
    will-change: transform, opacity, filter;
}

.item-bloom {
    opacity: 1 !important;
    filter: blur(0) !important;
    transform: translateY(0) !important;
}

/* --- Feedback Animations --- */
.shake {
    animation: shake-anim 0.35s cubic-bezier(0.36, 0.07, 0.19, 0.97) both;
}

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

/* --- Layout --- */
.login-wrapper {
    width: 100vw;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.login-card {
    width: 320px;
    display: flex;
    flex-direction: column;
    align-items: center;
}

/* --- Form Elements --- */
.login-avatar {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    object-fit: cover;
    border: 1px solid rgba(0, 0, 0, 0.08);
    margin-bottom: 1rem;
    pointer-events: none;
}

.login-title {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--text-color);
    margin-bottom: 0.25rem;
    letter-spacing: -0.2px;
}

.login-subtitle {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-bottom: 2rem;
}

.login-fields {
    width: 100%;
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
    margin-bottom: 1rem;
}

.login-input {
    width: 100%;
    height: 40px;
    border: 0.5px solid rgba(0, 0, 0, 0.15);
    border-radius: 10px;
    background: rgba(0, 0, 0, 0.03);
    color: var(--text-color);
    font-size: 0.9rem;
    padding: 0 14px;
    outline: none;
    font-family: inherit;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.login-input:focus {
    border-color: rgba(0, 0, 0, 0.35);
    box-shadow: 0 0 0 3px rgba(0, 0, 0, 0.06);
}

.login-btn {
    width: 100%;
    height: 40px;
    border-radius: 10px;
    border: none;
    background: var(--text-color);
    color: var(--bg-color);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: opacity 0.15s ease, transform 0.1s ease;
    margin-bottom: 0.75rem;
}

.login-btn:hover:not(:disabled):not(.is-loading) {
    opacity: 0.9;
}

.login-btn:active { transform: scale(0.985); }

.login-btn:disabled,
.login-btn.is-loading {
    opacity: 0.55;
    cursor: not-allowed;
    transform: none;
}

.login-btn.is-loading {
    pointer-events: none;
}

body.dark-theme .login-btn {
    background: #fcfcfc;
    color: #0a0a0a;
}

body.dark-theme .login-btn:hover:not(:disabled):not(.is-loading) {
    opacity: 0.92;
}

body.dark-theme .login-btn:active:not(:disabled):not(.is-loading) {
    transform: scale(0.985);
}

body.dark-theme .login-btn:disabled,
body.dark-theme .login-btn.is-loading {
    background: #fcfcfc;
    color: #0a0a0a;
    opacity: 0.45;
}

.login-error {
    font-size: 0.78rem;
    color: #e04040;
    text-align: center;
    min-height: 1.1rem;
    opacity: 0;
    transform: translateY(-4px);
    transition: opacity 0.2s ease, transform 0.2s ease;
}

.login-error.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Success & Admin Content */
.login-wrapper.success { animation: fadeOut 0.5s ease 0.3s forwards; }
@keyframes fadeOut { to { opacity: 0; pointer-events: none; } }

.admin-content {
    display: none;
    width: 100%;
    height: 100vh;
    align-items: center;
    justify-content: center;
}

.admin-content.visible { display: flex; }