/* Auth Pages Specific Styles */

.auth-page {
    background-color: var(--bg-offwhite);
    display: flex;
    flex-direction: column;
    align-items: center;
    min-height: 100vh;
    padding: 0;
    overflow-x: hidden;
}

.auth-nav {
    width: 100%;
    padding: 1.5rem 5%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: transparent;
    z-index: 10;
}

.auth-nav .logo {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--text-dark);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.auth-nav .back-link {
    color: var(--text-light);
    text-decoration: none;
    font-weight: 600;
    transition: color 0.3s;
}

.auth-nav .back-link:hover {
    color: var(--text-dark);
}

.auth-container {
    width: 100%;
    max-width: 500px;
    margin-top: 5vh;
    position: relative;
}

/* Card Slider Animation Framework */
.card-slider {
    position: relative;
    width: 100%;
    min-height: 500px;
}

.step-card {
    background: var(--bg-white);
    padding: 3rem;
    border-radius: 16px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.08);
    border: 1px solid var(--border-color);
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    opacity: 0;
    visibility: hidden;
    transform: translateX(50px) scale(0.95);
}

/* State: Active (Visible in center) */
.step-card.active {
    opacity: 1;
    visibility: visible;
    transform: translateX(0) scale(1);
    z-index: 2;
}

/* State: Previous (Moved out to left) */
.step-card.prev-card {
    opacity: 0;
    visibility: hidden;
    transform: translateX(-50px) scale(0.95);
    z-index: 1;
}

/* State: Next (Waiting on right) */
.step-card.next-card {
    opacity: 0;
    visibility: hidden;
    transform: translateX(50px) scale(0.95);
    z-index: 1;
}

/* Card Content Styling */
.step-indicator {
    color: var(--primary-green);
    font-weight: 800;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 1rem;
}

.step-card h2 {
    font-size: 2rem;
    color: var(--text-dark);
    margin-bottom: 0.5rem;
}

.step-card .subtitle {
    color: var(--text-light);
    margin-bottom: 2rem;
}

/* File Upload Box */
.file-upload-box {
    border: 2px dashed var(--border-color);
    border-radius: 12px;
    padding: 2rem;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    background-color: var(--bg-offwhite);
}

.file-upload-box:hover {
    border-color: var(--primary-green);
    background-color: rgba(16, 185, 129, 0.05);
}

.upload-icon {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
}

.file-upload-box p {
    color: var(--text-dark);
    font-weight: 600;
    margin-bottom: 0.2rem;
}

.upload-hint {
    font-size: 0.8rem;
    color: var(--text-light);
}

.file-name {
    margin-top: 0.5rem;
    font-size: 0.9rem;
    color: var(--primary-green);
    font-weight: 600;
}

.btn-animated {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 1.5rem;
}

.auth-btn {
    width: 100%;
    font-size: 1.1rem;
    margin-top: 2rem;
    border-radius: 12px;
}

/* OTP Input Styles */
.otp-container {
    display: flex;
    flex-direction: row;
    justify-content: center;
    align-items: center;
    flex-wrap: nowrap;
    gap: 1rem;
    margin: 2rem 0;
    width: 100%;
}

.otp-input {
    width: 60px !important;
    height: 60px !important;
    min-width: 60px !important;
    flex: 0 0 60px;
    padding: 0 !important;
    text-align: center !important;
    font-size: 1.5rem !important;
    font-weight: 800;
    border: 2px solid var(--border-color);
    border-radius: 12px;
    background-color: var(--bg-offwhite);
    color: var(--text-dark);
    transition: all 0.3s;
}

.otp-input:focus {
    outline: none;
    border-color: var(--primary-green);
    background-color: var(--bg-white);
    box-shadow: 0 4px 15px rgba(16, 185, 129, 0.15);
}

/* Loading Overlay */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(8px);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.loading-overlay.active {
    opacity: 1;
    visibility: visible;
}

.spinner {
    width: 50px;
    height: 50px;
    border: 5px solid var(--light-green);
    border-top-color: var(--primary-green);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-bottom: 1.5rem;
}

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

.loading-text {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--text-dark);
}

.loading-subtext {
    color: var(--text-light);
    margin-top: 0.5rem;
}

/* Error Alert */
.error-alert {
    background-color: #fee2e2;
    border-left: 4px solid #ef4444;
    padding: 1rem;
    border-radius: 8px;
    margin-bottom: 1.5rem;
    display: none;
}

.error-alert.active {
    display: block;
}

.error-alert h4 {
    color: #b91c1c;
    margin-bottom: 0.25rem;
    font-size: 1rem;
}

.error-alert p {
    color: #991b1b;
    font-size: 0.9rem;
    margin: 0;
}