/* ==========================================================================
   Auth Modal Styles - Custom authentication modals
   ========================================================================== */

/* Modal Container */
.auth-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    border: none;
    background: transparent;
    margin: 0;
    max-width: none;
    max-height: none;
    width: auto;
    height: auto;
}

/* Dialog element specific styles */
.auth-modal::backdrop {
    background-color: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
}

.auth-modal[hidden] {
    display: none;
}

/* Backdrop */
.auth-modal__backdrop {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
}

/* Modal Content */
.auth-modal__content {
    position: relative;
    background-color: var(--color-background, #ffffff);
    border-radius: var(--border-radius-lg, 16px);
    padding: 2.5rem 2rem;
    max-width: 480px;
    width: 100%;
    overflow: visible;
    max-height: 90vh;
    overflow-y: auto;
    overflow-x: hidden;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    animation: authModalSlideIn 0.3s ease-out;
    box-sizing: border-box;
    scrollbar-width: thin;
    scrollbar-color: rgba(0, 0, 0, 0.2) transparent;
}

.auth-modal__content::-webkit-scrollbar {
    width: 6px;
}

.auth-modal__content::-webkit-scrollbar-track {
    background: transparent;
}

.auth-modal__content::-webkit-scrollbar-thumb {
    background-color: rgba(0, 0, 0, 0.2);
    border-radius: 3px;
}

.auth-modal__content::-webkit-scrollbar-thumb:hover {
    background-color: rgba(0, 0, 0, 0.3);
}

@keyframes authModalSlideIn {
    from {
        opacity: 0;
        transform: translateY(-20px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

/* Close Button */
.auth-modal__close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: none;
    border: none;
    font-size: 1.5rem;
    line-height: 1;
    color: var(--color-text-secondary, #6b7280);
    cursor: pointer;
    padding: 0.5rem;
    width: 2rem;
    height: 2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--border-radius-sm, 4px);
    transition: all 0.2s ease;
    z-index: 100;
    touch-action: manipulation;
    -webkit-tap-highlight-color: transparent;
}

.auth-modal__close:hover {
    background-color: var(--color-surface, #f3f4f6);
    color: var(--color-text-dark, #111827);
}

/* Carousel Container */
.auth-modal__carousel {
    position: relative;
    width: 100%;
    overflow: hidden;
    z-index: 1;
}

.auth-modal__carousel--height-transition {
    min-height: var(--carousel-min-height, auto);
}

/* Form */
.auth-modal__form {
    display: flex;
    flex-direction: column;
    width: 100%;
    gap: 1rem;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1), opacity 0.3s ease;
    transform: translateX(0);
    opacity: 1;
    position: relative;
    box-sizing: border-box;
    min-height: 0; /* Prevent flex shrinking issues */
}

/* Header Container */
.auth-modal__header {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.auth-modal__form--hidden {
    position: absolute !important;
    top: 0 !important;
    left: 0 !important;
    width: 100% !important;
    transform: translateX(100%) !important;
    opacity: 0 !important;
    pointer-events: none !important;
    visibility: hidden !important;
    z-index: 0 !important;
}

/* During transition, forms should hide/show instantly - no animation */
.auth-modal__carousel--transitioning .auth-modal__form {
    transition: none !important;
}

/* Footer with navigation links */
.auth-modal__footer {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    padding-top: 1rem;
    border-top: 1px solid var(--color-border-light, #e5e7eb);
}

.auth-modal__footer-text {
    font-size: var(--text-sm);
    letter-spacing: var(--letter-spacing-wide);
    color: var(--color-text-secondary, #6b7280);
    font-family: var(--font-body);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: 0.25rem;
}

.auth-modal__link {
    background: none;
    border: none;
    color: var(--color-brand, #000000);
    font-size: var(--text-sm);
    font-weight: var(--font-weight-semibold);
    letter-spacing: var(--letter-spacing-wide);
    cursor: pointer;
    text-decoration: none;
    font-family: var(--font-body);
    padding: 0.25rem 0.5rem;
    border-radius: var(--border-radius-sm, 4px);
    transition: all 0.2s ease;
    position: relative;
}

.auth-modal__link::after {
    content: '';
    position: absolute;
    bottom: 0.125rem;
    left: 0.5rem;
    right: 0.5rem;
    height: 2px;
    background-color: var(--color-brand, #000000);
    transform: scaleX(0);
    transition: transform 0.2s ease;
}

.auth-modal__link:hover {
    color: var(--color-brand, #000000);
    background-color: var(--color-surface, #f3f4f6);
}

.auth-modal__link:hover::after {
    transform: scaleX(1);
}

.auth-modal__link:active {
    transform: scale(0.98);
}

/* Title */
.auth-modal__title {
    font-family: 'Playfair Display', serif;
    font-size: 1.875rem;
    font-weight: 700;
    color: var(--color-text-dark, #111827);
    line-height: 1.2;
}

/* Subtitle */
.auth-modal__subtitle {
    font-size: var(--text-base);
    letter-spacing: var(--letter-spacing-wide);
    color: var(--color-text-secondary, #6b7280);
    line-height: var(--line-height-relaxed);
}

/* Header Group - Title and Subtitle use form gap */

/* Fields */

.auth-modal__label {
    display: block;
    font-size: var(--text-sm);
    font-weight: var(--font-weight-semibold);
    letter-spacing: var(--letter-spacing-wide);
    color: var(--color-text-dark, #111827);
    font-family: var(--font-body);
    transition: color 0.2s ease;
}

.auth-modal__input {
    width: 100%;
    padding: 0.875rem 1rem;
    border: 1.5px solid var(--color-border-light, #e5e7eb);
    border-radius: var(--border-radius-md, 8px);
    font-size: var(--text-base);
    font-family: var(--font-body);
    letter-spacing: var(--letter-spacing-wide);
    color: var(--color-text-dark, #111827);
    background-color: var(--color-background, #ffffff);
    transition: all 0.2s ease;
    box-sizing: border-box;
    min-width: 0; /* Prevent overflow */
}

.auth-modal__input:hover:not(:focus):not(:disabled) {
    border-color: var(--color-border, #d1d5db);
}

.auth-modal__input:focus {
    outline: none;
    border-color: var(--color-brand, #000000);
    box-shadow: 0 0 0 3px rgba(0, 0, 0, 0.08);
    background-color: #ffffff;
}

.auth-modal__input:disabled {
    background-color: var(--color-surface, #f9fafb);
    cursor: not-allowed;
    opacity: 0.6;
}

.auth-modal__input::placeholder {
    color: var(--color-text-secondary, #9ca3af);
}

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

.auth-modal__password-wrapper .auth-modal__input {
    padding-right: 3rem;
}

.auth-modal__password-toggle {
    position: absolute;
    right: 0.75rem;
    background: none;
    border: none;
    padding: 0.5rem;
    cursor: pointer;
    color: var(--color-text-secondary, #6b7280);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--border-radius-sm, 4px);
    transition: all 0.2s ease;
    z-index: 1;
}

.auth-modal__password-toggle:hover {
    color: var(--color-text-dark, #111827);
    background-color: var(--color-surface, #f3f4f6);
}

.auth-modal__password-toggle:focus {
    outline: 2px solid var(--color-brand, #000000);
    outline-offset: 2px;
}

.auth-modal__password-icon {
    width: 20px;
    height: 20px;
    display: block;
}

/* Error Message */
.auth-modal__error {
    padding: 0.875rem 1rem;
    background-color: #fef2f2;
    color: #dc2626;
    border: 1px solid #fecaca;
    border-radius: var(--border-radius-md, 8px);
    font-size: var(--text-sm);
    letter-spacing: var(--letter-spacing-wide);
    line-height: var(--line-height-normal);
    animation: slideDown 0.2s ease-out;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-4px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.auth-modal__error[hidden] {
    display: none;
}
.auth-modal__step {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
    min-height: 0; /* Prevent flex shrinking issues */
    width: 100%;
    box-sizing: border-box;
}

.auth-modal__step[hidden] {
    display: none !important;
}
/* Field Container */
.auth-modal__field {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    width: 100%;
    box-sizing: border-box;
    min-width: 0; /* Prevent overflow */
}

.auth-modal__field-container {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    width: 100%;
    box-sizing: border-box;
    min-width: 0; /* Prevent overflow */
}

/* Field Error Message */
.auth-modal__field-error {
    color: #dc2626;
    font-size: var(--text-sm);
    letter-spacing: var(--letter-spacing-wide);
    line-height: var(--line-height-normal);
    display: flex;
    align-items: center;
    gap: 0.375rem;
    animation: fadeIn 0.2s ease-out;
}

.auth-modal__field-error::before {
    content: "⚠";
    font-size: 0.875rem;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

.auth-modal__field-error[hidden] {
    display: none;
}

/* Field Hint */
.auth-modal__field-hint {
    font-size: var(--text-sm);
    letter-spacing: var(--letter-spacing-wide);
    color: var(--color-text-secondary, #9ca3af);
    line-height: var(--line-height-normal);
}
p {
    margin: 0;
}
/* Input Error State */
.auth-modal__input--error {
    border-color: #dc2626 !important;
    background-color: #fff5f5;
}

.auth-modal__input--error:focus {
    border-color: #dc2626 !important;
    box-shadow: 0 0 0 3px rgba(220, 38, 38, 0.1);
}

.auth-modal__input--error:hover:not(:focus) {
    border-color: #ef4444 !important;
}

/* Verification Message */
.auth-modal__verification-message {
    font-size: 0.9375rem;
    color: var(--color-text-secondary, #6b7280);
    line-height: 1.5;
    text-align: center;
}

.auth-modal__verification-message strong {
    color: var(--color-text-dark, #111827);
    font-weight: 600;
}

/* Code Inputs */
.auth-modal__code-inputs {
    display: flex;
    gap: 0.75rem;
    justify-content: center;
    flex-wrap: wrap;
    padding: 0 0.5rem;
}

/* Verification step spacing */
.auth-modal__step[data-step="verification"] {
    gap: 1.5rem;
}

.auth-modal__code-input {
    flex: 1;
    min-width: 2.5rem;
    max-width: 3.5rem;
    height: 3.5rem;
    text-align: center;
    font-size: 1.5rem;
    font-weight: 600;
    border: 2px solid var(--color-border-light, #e5e7eb);
    border-radius: var(--border-radius-md, 8px);
    background-color: var(--color-background, #ffffff);
    color: var(--color-text-dark, #111827);
    font-family: 'Lato', sans-serif;
    transition: all 0.2s ease;
    box-sizing: border-box;
}

.auth-modal__code-input:hover:not(:focus):not(:disabled) {
    border-color: var(--color-border, #d1d5db);
}

.auth-modal__code-input:focus {
    outline: none;
    border-color: var(--color-brand, #000000);
    box-shadow: 0 0 0 3px rgba(0, 0, 0, 0.08);
    background-color: #ffffff;
    transform: scale(1.05);
}

.auth-modal__code-input:disabled {
    background-color: var(--color-surface, #f9fafb);
    cursor: not-allowed;
    opacity: 0.6;
}

.auth-modal__code-input:disabled {
    background-color: var(--color-surface, #f3f4f6);
    cursor: not-allowed;
}

/* Resend */
.auth-modal__resend {
    text-align: center;
}

.auth-modal__resend-btn {
    background: none;
    border: none;
    color: var(--color-brand, #000000);
    font-size: 0.875rem;
    cursor: pointer;
    text-decoration: underline;
    font-family: 'Lato', sans-serif;
    transition: opacity 0.2s ease;
}

.auth-modal__resend-btn:hover:not(:disabled) {
    opacity: 0.7;
}

.auth-modal__resend-btn:disabled {
    color: var(--color-text-secondary, #9ca3af);
    cursor: not-allowed;
    text-decoration: none;
}

/* Button Block (full width) */
.btn-block {
    width: 100%;
    justify-content: center;
}

/* Button Loading State */
.auth-modal__actions .btn--primary.loading {
    position: relative;
    color: transparent;
    pointer-events: none;
    opacity: 0.8;
}

.auth-modal__actions .btn--primary.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 20px;
    height: 20px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-top-color: rgba(255, 255, 255, 1);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to {
        transform: translate(-50%, -50%) rotate(360deg);
    }
}

/* Button Improvements */
.auth-modal__actions .btn--primary {
    font-weight: 600;
    font-size: 1rem;
    transition: all 0.2s ease;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.auth-modal__actions .btn--primary:hover:not(:disabled):not(.loading) {
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.15);
}

.auth-modal__actions .btn--primary:active:not(:disabled):not(.loading) {
    transform: translateY(0);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

/* Responsive */
@media (max-width: 640px) {
    .auth-modal {
        padding: 10px;
    }

    .auth-modal__content {
        padding: 1.5rem;
        max-width: 100%;
        border-radius: var(--border-radius-md, 8px);
    }

    .auth-modal__title {
        font-size: 1.5rem;
    }

    .auth-modal__subtitle {
        font-size: 0.875rem;
    }

    .auth-modal__form {
        gap: 1.5rem;
    }

    .auth-modal__input {
        padding: 1rem;
        font-size: 16px; /* Prevents zoom on iOS */
    }

    .auth-modal__password-toggle {
        right: 0.5rem;
        padding: 0.625rem;
    }

    .auth-modal__field {
        gap: 0.875rem;
    }

    .auth-modal__field-container {
        gap: 0.375rem;
    }

    .auth-modal__actions .btn--primary {
        padding: 1rem 1.5rem;
        min-height: 52px; /* Better touch target */
        font-size: 1rem;
    }

    .auth-modal__code-input {
        min-width: 2.25rem;
        max-width: 3rem;
        height: 3rem;
        font-size: 1.25rem;
    }

    .auth-modal__code-inputs {
        gap: 0.4rem;
        padding: 0 0.25rem;
    }

    .auth-modal__close {
        top: 0.75rem;
        right: 0.75rem;
        width: 2.75rem;
        height: 2.75rem;
        min-width: 44px;
        min-height: 44px;
        z-index: 100;
    }
}

@media (max-width: 480px) {
    .auth-modal {
        padding: 0.75rem;
        align-items: center;
        justify-content: center;
    }

    .auth-modal__backdrop {
        background-color: rgba(0, 0, 0, 0.6);
    }

    .auth-modal__content {
        padding: 1.5rem 1.25rem;
        padding-bottom: 2.5rem; /* Extra padding for buttons */
        border-radius: 16px;
        max-height: calc(100vh - 1.5rem);
        max-width: calc(100vw - 1.5rem);
        width: 100%;
        animation: authModalSlideIn 0.3s ease-out;
        overflow-y: auto;
        overflow-x: hidden;
        /* Smooth scrolling for better UX */
        -webkit-overflow-scrolling: touch;
        scroll-behavior: smooth;
    }

    /* Ensure form spacing is optimized */
    .auth-modal__form {
        gap: 1.25rem;
        padding-bottom: 0.5rem; /* Extra space before buttons */
    }

    .auth-modal__close {
        top: 0.5rem;
        right: 0.5rem;
        width: 2.75rem;
        height: 2.75rem;
        min-width: 44px;
        min-height: 44px;
        font-size: 1.75rem;
        z-index: 100;
        padding: 0.75rem;
    }

    .auth-modal__title {
        font-size: 1.375rem;
    }

    .auth-modal__subtitle {
        font-size: 0.8125rem;
    }

    .auth-modal__input {
        padding: 1rem;
        font-size: 16px; /* Prevents zoom on iOS */
    }

    .auth-modal__code-input {
        min-width: 2rem;
        max-width: 2.5rem;
        height: 2.5rem;
        font-size: 1.125rem;
    }

    .auth-modal__code-inputs {
        gap: 0.35rem;
        padding: 0 0.15rem;
    }

    .auth-modal__actions .btn--primary {
        min-height: 52px;
        width: 100%;
        margin-top: 0.5rem;
    }

    /* Ensure buttons are always visible and accessible */
    .auth-modal__field:last-child {
        margin-bottom: 0;
    }

    /* Add safe area for mobile browsers */
    @supports (padding: max(0px)) {
        .auth-modal__content {
            padding-bottom: max(2rem, env(safe-area-inset-bottom));
        }
    }
}

/* Hide any potential Clerk branding */
.clerk-component,
[class*="clerk"],
[id*="clerk"] {
    display: none !important;
}

/* Ensure no Clerk UI elements are visible */
.clerk-component,
[class*="clerk"],
[id*="clerk"] {
    display: none !important;
}

.clerk-modal,
.clerk-overlay,
.clerk-card {
    display: none !important;
    visibility: hidden !important;
}

/* ==========================================================================
   JavaScript State Classes
   ========================================================================== */

/* Modal visibility states */
.auth-modal--visible {
    display: flex !important;
    visibility: visible !important;
    opacity: 1 !important;
}

/* Body overflow when modal is open */
.body-modal-open {
    overflow: hidden !important;
}

/* Form transition states */
.auth-modal__form--entering {
    position: absolute !important;
    top: 0 !important;
    left: 0 !important;
    width: 100% !important;
    visibility: hidden !important;
    pointer-events: none !important;
    display: none !important;
    flex-direction: column !important;
    z-index: 2 !important;
    opacity: 0 !important;
}

/* Keep form completely hidden until entering-active */
.auth-modal__form--hidden.auth-modal__form--entering {
    display: none !important;
    visibility: hidden !important;
    opacity: 0 !important;
    pointer-events: none !important;
}

.auth-modal__form--hidden.auth-modal__form--entering-active {
    display: flex !important;
    visibility: visible !important;
    opacity: 1 !important;
    transform: translateX(0) !important;
}

.auth-modal__form--entering-forward {
    display: none !important;
    visibility: hidden !important;
}

.auth-modal__form--entering-backward {
    display: none !important;
    visibility: hidden !important;
}

.auth-modal__form--entering-active {
    transform: translateX(0) !important;
    opacity: 1 !important;
    display: flex !important;
    visibility: visible !important;
}

.auth-modal__form--exiting {
    position: relative !important;
    z-index: 1 !important;
}

.auth-modal__form--exiting-forward {
    opacity: 0 !important;
    visibility: hidden !important;
}

.auth-modal__form--exiting-backward {
    opacity: 0 !important;
    visibility: hidden !important;
}

.auth-modal__form--current {
    position: relative !important;
    transform: translateX(0) !important;
    opacity: 1 !important;
    visibility: visible !important;
    pointer-events: auto !important;
    z-index: 1 !important;
    display: flex !important;
}

/* Ensure --current and --hidden are mutually exclusive */
.auth-modal__form--current.auth-modal__form--hidden {
    display: none !important;
    visibility: hidden !important;
}

.auth-modal__form--hidden.auth-modal__form--current {
    display: none !important;
    visibility: hidden !important;
}

/* Ensure hidden form doesn't show unless transitioning */
.auth-modal__form--hidden:not(.auth-modal__form--entering):not(.auth-modal__form--entering-active) {
    display: none !important;
}

/* Error message success state */
.auth-modal__error--success {
    color: #28a745 !important;
    font-weight: 500 !important;
    display: block !important;
    background-color: #d4edda !important;
    border-color: #c3e6cb !important;
}

/* Carousel height transition */
.auth-modal__carousel--height-transition {
    transition: min-height 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}