/* SaaS Client Portal - Authentication Styling (Login & Registration Wizard) */

:root {
    --bg-color: #141535;
    --panel-bg: rgba(20, 21, 53, 0.85);
    --card-bg: rgba(20, 21, 53, 0.85);
    --primary-color: #E29A25;
    --primary-hover: #c7861e;
    --accent-color: #E29A25;
    --accent-glow: rgba(226, 154, 37, 0.25);
    --accent-gradient: linear-gradient(135deg, #E29A25 0%, #c7861e 100%);
    --text-main: #E2E8F0;
    --text-primary: #E2E8F0;
    --text-secondary: rgba(226, 232, 240, 0.6);
    --text-muted: rgba(226, 232, 240, 0.6);
    --card-border: rgba(226, 232, 240, 0.1);
    --border-color: rgba(226, 232, 240, 0.1);
    --error-color: #ef4444;
    --success-color: #4ade80;
    --input-bg: rgba(20, 21, 53, 0.6);
    --input-border: rgba(226, 232, 240, 0.1);
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body.saas-auth-body {
    background-color: var(--bg-color);
    background-image: 
        radial-gradient(at 0% 0%, rgba(56, 189, 248, 0.08) 0px, transparent 50%),
        radial-gradient(at 100% 100%, rgba(99, 102, 241, 0.08) 0px, transparent 50%);
    font-family: 'Inter', sans-serif;
    color: var(--text-primary);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    overflow-x: hidden;
}

/* Auth Container */
.saas-auth-container {
    width: 100%;
    max-width: 640px;
    max-height: calc(100vh - 40px);
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 20px;
    padding: 40px;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3), inset 0 1px 0 rgba(255, 255, 255, 0.05);
    animation: fadeIn 0.6s cubic-bezier(0.16, 1, 0.3, 1);
    overflow: hidden;
}

.saas-auth-container {
    overflow-y: auto;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Header */
.saas-auth-header {
    text-align: center;
    margin-bottom: 35px;
}

.saas-auth-logo {
    font-size: 1.8rem;
    font-weight: 700;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 10px;
    display: inline-flex;
    align-items: center;
    gap: 10px;
}

.saas-auth-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.saas-auth-subtitle {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.saas-auth-subtitle a {
    color: var(--accent-color);
    text-decoration: none;
}

.saas-auth-subtitle a:hover {
    text-decoration: underline;
}

/* Wizard Steps Indicators */
.saas-wizard-steps {
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: relative;
    margin-bottom: 40px;
    padding: 0 10px;
}

.saas-wizard-steps::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    height: 2px;
    background: rgba(255, 255, 255, 0.06);
    z-index: 1;
    transform: translateY(-50%);
}

.saas-wizard-progress-bar {
    position: absolute;
    top: 50%;
    left: 0;
    height: 2px;
    background: var(--accent-gradient);
    z-index: 1;
    transform: translateY(-50%);
    transition: width 0.4s ease;
    width: 0%;
}

.saas-step-indicator {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: #1e293b;
    border: 2px solid rgba(255, 255, 255, 0.1);
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 0.85rem;
    z-index: 2;
    transition: all 0.4s ease;
    position: relative;
}

.saas-step-indicator.active {
    background: var(--bg-color);
    border-color: #38bdf8;
    color: #38bdf8;
    box-shadow: 0 0 12px var(--accent-glow);
}

.saas-step-indicator.completed {
    background: var(--accent-color);
    border-color: var(--accent-color);
    color: #0f172a;
}

.saas-step-label {
    position: absolute;
    bottom: -22px;
    font-size: 0.7rem;
    font-weight: 500;
    white-space: nowrap;
    color: var(--text-secondary);
    opacity: 0.6;
    transition: opacity 0.3s ease, color 0.3s ease;
}

.saas-step-indicator.active .saas-step-label {
    opacity: 1;
    color: var(--accent-color);
    font-weight: 600;
}

.saas-step-indicator.completed .saas-step-label {
    opacity: 1;
    color: var(--text-primary);
}

/* Forms */
.saas-auth-form {
    width: 100%;
}

.saas-form-group {
    margin-bottom: 22px;
    position: relative;
}

.saas-form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.saas-form-label {
    display: block;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.saas-form-input {
    width: 100%;
    padding: 12px 16px;
    background: var(--input-bg);
    border: 1px solid var(--input-border);
    border-radius: 10px;
    color: var(--text-primary);
    font-family: inherit;
    font-size: 0.95rem;
    outline: none;
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.saas-form-input:focus {
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px var(--accent-glow);
    background: rgba(15, 23, 42, 0.8);
}

select.saas-form-input {
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2394a3b8' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6 9 12 15 18 9'%3e%3c/polyline%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    background-size: 1em;
    cursor: pointer;
}

select.saas-form-input option {
    background-color: var(--bg-color);
    color: var(--text-primary);
}

.saas-form-input::placeholder {
    color: rgba(148, 163, 184, 0.4);
}

/* OTP Code Box */
.saas-otp-input-container {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 12px;
    margin: 25px 0;
    flex-wrap: nowrap !important;
}

.saas-otp-digit {
    width: 48px !important;
    height: 54px !important;
    flex: 0 0 48px !important;
    text-align: center;
    font-size: 1.5rem;
    font-weight: 700;
    border-radius: 10px;
    background: var(--input-bg);
    border: 1px solid var(--input-border);
    color: var(--text-primary);
    outline: none;
    transition: all 0.2s ease;
    padding: 0 !important;
    margin: 0 !important;
    min-width: 0 !important;
    max-width: 48px !important;
    box-shadow: none !important;
}

.saas-otp-digit:focus {
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px var(--accent-glow) !important;
}

/* OTP Resend Timer */
.saas-otp-meta {
    text-align: center;
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-top: 15px;
}

.saas-otp-resend-btn {
    background: none;
    border: none;
    color: var(--accent-color);
    font-weight: 600;
    cursor: pointer;
    text-decoration: underline;
    font-family: inherit;
    font-size: inherit;
}

.saas-otp-resend-btn:disabled {
    color: var(--text-secondary);
    opacity: 0.5;
    cursor: not-allowed;
    text-decoration: none;
}

/* File Upload Controls */
.saas-file-upload-card {
    background: rgba(30, 41, 59, 0.4);
    border: 1px dashed var(--input-border);
    border-radius: 12px;
    padding: 20px;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-bottom: 20px;
    position: relative;
    overflow: hidden;
}

.saas-file-upload-card:hover {
    border-color: var(--accent-color);
    background: rgba(30, 41, 59, 0.6);
}

.saas-file-upload-icon {
    font-size: 1.8rem;
    color: var(--accent-color);
    margin-bottom: 10px;
}

.saas-file-upload-label {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.saas-file-upload-text {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.saas-file-upload-input {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    cursor: pointer;
}

.saas-upload-status {
    margin-top: 8px;
    font-size: 0.8rem;
    color: var(--success-color);
    display: none;
    align-items: center;
    justify-content: center;
    gap: 6px;
}

/* Buttons */
.saas-auth-buttons {
    display: flex;
    justify-content: space-between;
    gap: 15px;
    margin-top: 30px;
}

.saas-btn {
    flex: 1;
    padding: 13px 20px;
    border-radius: 10px;
    font-size: 0.95rem;
    font-weight: 600;
    font-family: inherit;
    cursor: pointer;
    outline: none;
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.saas-btn-primary {
    background: var(--accent-gradient);
    border: none;
    color: #ffffff;
    box-shadow: 0 4px 14px rgba(99, 102, 241, 0.3);
}

.saas-btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(99, 102, 241, 0.45);
}

.saas-btn-primary:active {
    transform: translateY(1px);
}

.saas-btn-secondary {
    background: transparent;
    border: 1px solid var(--input-border);
    color: var(--text-primary);
}

.saas-btn-secondary:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(255, 255, 255, 0.2);
}

.saas-btn-secondary:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

/* Message Banners */
.saas-alert {
    padding: 14px 16px;
    border-radius: 10px;
    font-size: 0.88rem;
    margin-bottom: 25px;
    display: none;
    align-items: center;
    gap: 10px;
    animation: slideDown 0.3s ease;
}

@keyframes slideDown {
    from { opacity: 0; transform: translateY(-10px); }
    to { opacity: 1; transform: translateY(0); }
}

.saas-alert-danger {
    background: rgba(248, 113, 113, 0.15);
    border: 1px solid rgba(248, 113, 113, 0.3);
    color: var(--error-color);
}

.saas-alert-success {
    background: rgba(74, 222, 128, 0.15);
    border: 1px solid rgba(74, 222, 128, 0.3);
    color: var(--success-color);
}

/* Wizard Screen Transitions */
.saas-wizard-step-panel {
    display: none;
    width: 100%;
}

.saas-wizard-step-panel.active {
    display: block;
    animation: panelFade 0.4s ease;
}

.saas-wizard-step-panel.active {
    min-height: 260px;
}

@keyframes panelFade {
    from { opacity: 0; transform: translateX(10px); }
    to { opacity: 1; transform: translateX(0); }
}

/* Checkbox */
.saas-remember-me {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.saas-remember-me input {
    accent-color: var(--accent-color);
}

/* Loader / Processing state */
.saas-btn-loader {
    display: inline-block;
    width: 18px;
    height: 18px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: #fff;
    animation: spin 0.8s linear infinite;
    margin-left: 6px;
}

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

/* Mobile Responsiveness */
@media (max-width: 640px) {
    .saas-auth-container {
        padding: 30px 20px;
        border-radius: 15px;
    }
    .saas-form-row {
        grid-template-columns: 1fr;
        gap: 0;
    }
    .saas-wizard-steps {
        margin-bottom: 30px;
    }
    .saas-step-label {
        display: none;
    }
    .saas-auth-buttons {
        flex-direction: column-reverse;
        gap: 10px;
    }
    .saas-btn {
        width: 100%;
    }
}