/* Authentication pages shared styles */
.auth-container {
    min-height: 100vh;
    background: linear-gradient(135deg, #1a1f35 0%, #101624 100%);
    position: relative;
    overflow: hidden;
}

/* Animated background elements */
.auth-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.auth-bg::before,
.auth-bg::after {
    content: '';
    position: absolute;
    width: 400px;
    height: 400px;
    border-radius: 50%;
    filter: blur(100px);
    opacity: 0.15;
    animation: bgFloat 20s infinite alternate;
}

.auth-bg::before {
    background: #3b82f6;
    top: -100px;
    left: -100px;
}

.auth-bg::after {
    background: #8b5cf6;
    bottom: -100px;
    right: -100px;
    animation-delay: -10s;
}

@keyframes bgFloat {
    0% { transform: translate(0, 0); }
    100% { transform: translate(50px, 50px); }
}

/* Form styles */
.auth-form-container {
    background: rgba(30, 41, 59, 0.7);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
}

/* Phone input styles */
.phone-input-container {
    display: grid;
    grid-template-columns: 120px 1fr;
    gap: 0.5rem;
}

.country-select {
    background-image: url("data:image/svg+xml,...");
    background-position: right 0.5rem center;
    background-repeat: no-repeat;
    background-size: 1.5em 1.5em;
}

/* Button loading animation */
.btn-loading {
    position: relative;
    pointer-events: none;
}

.btn-loading::after {
    content: '';
    position: absolute;
    width: 20px;
    height: 20px;
    top: 50%;
    left: 50%;
    margin: -10px 0 0 -10px;
    border: 2px solid rgba(255,255,255,0.3);
    border-top-color: white;
    border-radius: 50%;
    animation: button-loading-spinner 1s ease infinite;
}

@keyframes button-loading-spinner {
    from { transform: rotate(0turn); }
    to { transform: rotate(1turn); }
}

/* Responsive adjustments */
@media (max-width: 640px) {
    .auth-form-container {
        margin: 1rem;
        padding: 1.5rem;
    }
}