/**
 * ===========================================
 * Authentication Pages Styles
 * ===========================================
 * Glass morphism design with industrial aesthetic
 */

/* ===========================================
   Auth Page Layout
   =========================================== */
.auth-page {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    background-color: var(--color-primary-800);
    position: relative;
    overflow-x: hidden;
}

/* Background Pattern & Gradient */
.auth-background {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 0;
    overflow: hidden;
}

.auth-pattern {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
    background-size: 50px 50px;
    animation: patternMove 60s linear infinite;
}

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

.auth-gradient {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(ellipse at 20% 20%, rgba(59, 130, 246, 0.15) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 80%, rgba(139, 92, 246, 0.1) 0%, transparent 50%),
        radial-gradient(ellipse at 50% 50%, rgba(16, 185, 129, 0.05) 0%, transparent 70%);
}

/* Main Container */
.auth-container {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--space-6);
    position: relative;
    z-index: 1;
}

/* Auth Card - Glass Morphism */
.auth-card {
    width: 100%;
    max-width: 440px;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-radius: var(--radius-2xl);
    box-shadow: 
        0 25px 50px -12px rgba(0, 0, 0, 0.4),
        0 0 0 1px rgba(255, 255, 255, 0.1),
        inset 0 1px 0 rgba(255, 255, 255, 0.5);
    overflow: hidden;
    animation: fadeInUp 0.5s ease-out;
}

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

/* ===========================================
   Auth Header
   =========================================== */
.auth-header {
    padding: var(--space-8) var(--space-8) var(--space-4);
    text-align: center;
}

.auth-logo {
    display: inline-flex;
    align-items: center;
    gap: var(--space-3);
    margin-bottom: var(--space-2);
}

.auth-logo .logo-icon {
    color: var(--color-primary-700);
    flex-shrink: 0;
}

.auth-logo .logo-text {
    font-family: var(--font-display);
    font-size: var(--text-2xl);
    font-weight: var(--font-bold);
    color: var(--color-primary-900);
    letter-spacing: -0.02em;
}

.auth-subtitle {
    color: var(--color-primary-500);
    font-size: var(--text-sm);
    margin: 0;
}

/* ===========================================
   Auth Body
   =========================================== */
.auth-body {
    padding: var(--space-2) var(--space-8) var(--space-8);
}

/* ===========================================
   Auth Form
   =========================================== */
.auth-form {
    width: 100%;
}

/* Form Groups */
.form-group {
    margin-bottom: var(--space-5);
}

.form-group:last-child {
    margin-bottom: 0;
}

/* Form Row (for side-by-side fields) */
.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-4);
}

@media (max-width: 480px) {
    .form-row {
        grid-template-columns: 1fr;
        gap: var(--space-5);
    }
}

/* Labels */
.form-label {
    display: block;
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    color: var(--color-primary-700);
    margin-bottom: var(--space-2);
}

.form-label-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-2);
}

.form-label-row .form-label {
    margin-bottom: 0;
}

.form-link {
    font-size: var(--text-sm);
    color: var(--color-accent-blue);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.form-link:hover {
    color: var(--color-accent-blue-hover);
    text-decoration: underline;
}

/* Input Wrapper */
.input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.input-icon {
    position: absolute;
    left: var(--space-3);
    top: 50%;
    transform: translateY(-50%);
    color: var(--color-primary-400);
    pointer-events: none;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1;
    transition: color var(--transition-fast);
}

/* Password input needs right padding for toggle button */
.input-wrapper .form-input[type="password"],
.input-wrapper input[type="text"].form-input + .password-toggle {
    padding-right: 2.75rem;
}

/* Ensure password inputs always have right padding for toggle */
input[name="password"],
input[name="password_confirmation"] {
    padding-right: 2.75rem !important;
}

/* Form Inputs */
.auth-form .form-input,
.auth-form .form-select {
    width: 100%;
    height: 48px;
    padding: var(--space-3) var(--space-4);
    font-size: var(--text-base);
    color: var(--color-primary-800);
    background-color: white;
    border: 2px solid var(--color-primary-200);
    border-radius: var(--radius-lg);
    transition: all var(--transition-fast);
}

/* Override padding when inside input-wrapper with icon */
.input-wrapper .form-input,
.input-wrapper .form-select {
    padding-left: 2.75rem !important;
}

.auth-form .form-input:hover,
.auth-form .form-select:hover {
    border-color: var(--color-primary-300);
}

.auth-form .form-input:focus,
.auth-form .form-select:focus {
    outline: none;
    border-color: var(--color-primary-700);
    box-shadow: 0 0 0 4px rgba(50, 55, 74, 0.1);
}

.auth-form .form-input:focus ~ .input-icon {
    color: var(--color-primary-700);
}

.auth-form .form-input::placeholder {
    color: var(--color-primary-300);
}

.auth-form .form-input.is-invalid,
.auth-form .form-select.is-invalid {
    border-color: var(--color-accent-red);
    animation: shake 0.5s ease;
}

.auth-form .form-input.is-invalid:focus,
.auth-form .form-select.is-invalid:focus {
    box-shadow: 0 0 0 4px rgba(239, 68, 68, 0.1);
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    10%, 30%, 50%, 70%, 90% { transform: translateX(-4px); }
    20%, 40%, 60%, 80% { transform: translateX(4px); }
}

/* Password Toggle Button */
.password-toggle {
    position: absolute;
    right: var(--space-3);
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--color-primary-400);
    cursor: pointer;
    padding: var(--space-1);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: color var(--transition-fast);
    z-index: 1;
}

.password-toggle:hover {
    color: var(--color-primary-600);
}

.password-toggle svg {
    display: block;
}

.password-toggle svg.hidden {
    display: none;
}

/* Form Hints & Errors */
.form-hint {
    font-size: var(--text-xs);
    color: var(--color-primary-400);
    margin-top: var(--space-2);
}

.form-error {
    font-size: var(--text-xs);
    color: var(--color-accent-red);
    margin-top: var(--space-2);
    display: flex;
    align-items: center;
    gap: var(--space-1);
}

/* ===========================================
   Password Strength Indicator
   =========================================== */
.password-strength {
    margin-top: var(--space-2);
    display: none;
}

.password-strength.active {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.strength-bar {
    flex: 1;
    height: 4px;
    background-color: var(--color-primary-100);
    border-radius: var(--radius-full);
    overflow: hidden;
}

.strength-fill {
    height: 100%;
    width: 0;
    border-radius: var(--radius-full);
    transition: width var(--transition-normal), background-color var(--transition-normal);
}

.strength-fill.weak {
    width: 25%;
    background-color: var(--color-accent-red);
}

.strength-fill.fair {
    width: 50%;
    background-color: var(--color-accent-amber);
}

.strength-fill.good {
    width: 75%;
    background-color: var(--color-accent-blue);
}

.strength-fill.strong {
    width: 100%;
    background-color: var(--color-accent-green);
}

.strength-text {
    font-size: var(--text-xs);
    font-weight: var(--font-medium);
    color: var(--color-primary-500);
    min-width: 50px;
}

.strength-text.weak { color: var(--color-accent-red); }
.strength-text.fair { color: var(--color-accent-amber); }
.strength-text.good { color: var(--color-accent-blue); }
.strength-text.strong { color: var(--color-accent-green); }

/* ===========================================
   Company Options
   =========================================== */
.company-options {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3);
    margin-bottom: var(--space-4);
}

.company-option {
    position: relative;
    cursor: pointer;
}

.company-option input {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
}

.company-option .option-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-4);
    background-color: var(--color-primary-50);
    border: 2px solid var(--color-primary-200);
    border-radius: var(--radius-lg);
    transition: all var(--transition-fast);
    text-align: center;
}

.company-option .option-content svg {
    color: var(--color-primary-400);
    transition: color var(--transition-fast);
}

.company-option .option-content span {
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    color: var(--color-primary-600);
    transition: color var(--transition-fast);
}

.company-option:hover .option-content {
    border-color: var(--color-primary-300);
    background-color: white;
}

.company-option input:checked + .option-content,
.company-option.active .option-content {
    border-color: var(--color-primary-700);
    background-color: white;
    box-shadow: 0 0 0 4px rgba(50, 55, 74, 0.1);
}

.company-option input:checked + .option-content svg,
.company-option.active .option-content svg {
    color: var(--color-primary-700);
}

.company-option input:checked + .option-content span,
.company-option.active .option-content span {
    color: var(--color-primary-900);
}

/* Company Fields Animation */
.company-field {
    transition: opacity var(--transition-normal), max-height var(--transition-normal);
    overflow: hidden;
}

/* ===========================================
   Checkboxes
   =========================================== */
.auth-form .form-check {
    display: flex;
    align-items: flex-start;
    gap: var(--space-3);
    cursor: pointer;
}

.auth-form .form-check-input {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
    margin-top: 2px;
    cursor: pointer;
    accent-color: var(--color-primary-700);
}

.auth-form .form-check-label {
    font-size: var(--text-sm);
    color: var(--color-primary-600);
    line-height: 1.5;
    cursor: pointer;
}

.auth-form .form-check-label a {
    color: var(--color-accent-blue);
}

.auth-form .form-check-label a:hover {
    color: var(--color-accent-blue-hover);
    text-decoration: underline;
}

/* ===========================================
   Submit Button
   =========================================== */
.btn-block {
    width: 100%;
    height: 52px;
    font-size: var(--text-base);
    font-weight: var(--font-semibold);
    justify-content: center;
}

.auth-form .btn-primary {
    background: linear-gradient(135deg, var(--color-primary-700) 0%, var(--color-primary-800) 100%);
    border: none;
    box-shadow: 
        0 4px 12px rgba(50, 55, 74, 0.3),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
    transition: all var(--transition-fast);
}

.auth-form .btn-primary:hover:not(:disabled) {
    background: linear-gradient(135deg, var(--color-primary-600) 0%, var(--color-primary-700) 100%);
    transform: translateY(-1px);
    box-shadow: 
        0 6px 20px rgba(50, 55, 74, 0.4),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

.auth-form .btn-primary:active:not(:disabled) {
    transform: translateY(0);
    box-shadow: 
        0 2px 8px rgba(50, 55, 74, 0.3),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

.auth-form .btn-primary:disabled {
    opacity: 0.7;
    cursor: not-allowed;
}

/* Button Loading State */
.btn-text {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    transition: opacity var(--transition-fast);
}

.btn-loader {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
}

.btn-loader.hidden {
    display: none;
}

.btn.is-loading .btn-text {
    display: none;
}

.btn.is-loading .btn-loader {
    display: inline-flex;
}

/* Spinner in button */
.btn .spinner {
    border-color: rgba(255, 255, 255, 0.3);
    border-top-color: white;
}

/* ===========================================
   Alerts
   =========================================== */
.auth-body .alert,
.auth-header .alert {
    display: flex;
    align-items: flex-start;
    gap: var(--space-3);
    padding: var(--space-3) var(--space-4);
    border-radius: var(--radius-lg);
    margin-bottom: var(--space-5);
    border: none;
    border-left: 4px solid;
}

.auth-header .alert {
    margin: var(--space-4) var(--space-8) 0;
}

.alert-icon {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

.alert-text {
    font-size: var(--text-sm);
    line-height: 1.5;
}

/* ===========================================
   Alternative Action Links
   =========================================== */
.auth-alt-action {
    text-align: center;
    margin-top: var(--space-6);
}

.auth-alt-action p {
    font-size: var(--text-sm);
    color: var(--color-primary-400);
    margin: 0;
}

.text-link {
    color: var(--color-accent-blue);
    font-weight: var(--font-medium);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.text-link:hover {
    color: var(--color-accent-blue-hover);
    text-decoration: underline;
}

/* ===========================================
   Footer
   =========================================== */
.auth-footer {
    text-align: center;
    padding: var(--space-6);
}

.auth-footer p {
    font-size: var(--text-xs);
    color: rgba(255, 255, 255, 0.4);
    margin: 0;
}

/* ===========================================
   Responsive Design
   =========================================== */
@media (max-width: 480px) {
    .auth-container {
        padding: var(--space-4);
    }

    .auth-card {
        border-radius: var(--radius-xl);
    }

    .auth-header {
        padding: var(--space-6) var(--space-6) var(--space-3);
    }

    .auth-body {
        padding: var(--space-2) var(--space-6) var(--space-6);
    }

    .auth-logo .logo-text {
        font-size: var(--text-xl);
    }

    .company-options {
        grid-template-columns: 1fr;
    }

    .company-option .option-content {
        flex-direction: row;
        justify-content: center;
        padding: var(--space-3);
    }

    .auth-header .alert {
        margin: var(--space-4) var(--space-6) 0;
    }
}

/* ===========================================
   Hidden Utility
   =========================================== */
.hidden {
    display: none !important;
}