/**
 * Global Styles
 * Fortune Writers - Base styling and resets
 */

@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@300;400;500;600;700;800&family=Open+Sans:wght@300;400;500;600;700&display=swap');

/* Accessibility: Screen reader only content */
.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

/* Reset & Base */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-body);
    font-size: var(--text-base);
    font-weight: var(--font-normal);
    line-height: var(--leading-normal);
    color: var(--color-text);
    background-color: var(--color-background);
    overflow-x: hidden;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: var(--font-bold);
    line-height: var(--leading-tight);
    color: var(--color-primary);
    margin-bottom: var(--space-4);
}

h1 { font-size: var(--text-5xl); }
h2 { font-size: var(--text-4xl); }
h3 { font-size: var(--text-3xl); }
h4 { font-size: var(--text-2xl); }
h5 { font-size: var(--text-xl); }
h6 { font-size: var(--text-lg); }

p {
    margin-bottom: var(--space-4);
    color: var(--color-text-secondary);
}

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: color var(--transition-base);
}

a:hover {
    color: var(--color-primary-light);
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* Container */
.container {
    width: 100%;
    max-width: var(--container-xl);
    margin: 0 auto;
    padding: 0 var(--space-4);
}

.container-sm { max-width: var(--container-sm); }
.container-md { max-width: var(--container-md); }
.container-lg { max-width: var(--container-lg); }
.container-xl { max-width: var(--container-xl); }
.container-2xl { max-width: var(--container-2xl); }

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-6);
    font-family: var(--font-heading);
    font-size: var(--text-base);
    font-weight: var(--font-semibold);
    line-height: 1;
    border: 2px solid transparent;
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: all var(--transition-base);
    text-align: center;
    white-space: nowrap;
    user-select: none;
    touch-action: manipulation;
    -webkit-tap-highlight-color: rgba(0, 0, 0, 0.1);
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.btn-primary {
    background: var(--color-primary);
    color: var(--color-white);
    border-color: var(--color-primary);
}

.btn-primary:hover:not(:disabled) {
    background: var(--color-primary-light);
    border-color: var(--color-primary-light);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-secondary {
    background: var(--color-secondary);
    color: var(--color-primary);
    border-color: var(--color-secondary);
}

.btn-secondary:hover:not(:disabled) {
    background: var(--color-secondary-light);
    border-color: var(--color-secondary-light);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-outline {
    background: transparent;
    color: var(--color-primary);
    border-color: var(--color-primary);
}

.btn-outline:hover:not(:disabled) {
    background: var(--color-primary);
    color: var(--color-white);
}

.btn-ghost {
    background: transparent;
    color: var(--color-primary);
    border-color: transparent;
}

.btn-ghost:hover:not(:disabled) {
    background: var(--color-gray-100);
}

.btn-sm {
    padding: var(--space-2) var(--space-4);
    font-size: var(--text-sm);
}

.btn-lg {
    padding: var(--space-4) var(--space-8);
    font-size: var(--text-lg);
}

/* Form Elements */
.form-group {
    margin-bottom: var(--space-6);
}

.form-label {
    display: block;
    font-weight: var(--font-medium);
    margin-bottom: var(--space-2);
    color: var(--color-text);
}

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: var(--space-3) var(--space-4);
    font-family: var(--font-body);
    font-size: var(--text-base);
    color: var(--color-text);
    background: var(--color-white);
    border: 2px solid var(--color-gray-300);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
    touch-action: manipulation;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(10, 36, 99, 0.1);
}

.form-textarea {
    resize: vertical;
    min-height: 120px;
}

.form-error {
    color: var(--color-error);
    font-size: var(--text-sm);
    margin-top: var(--space-2);
}

.form-help {
    color: var(--color-text-secondary);
    font-size: var(--text-sm);
    margin-top: var(--space-2);
}

/* Cards */
.card {
    background: var(--color-white);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    overflow: hidden;
    transition: all var(--transition-base);
}

.card:hover {
    box-shadow: var(--shadow-xl);
    transform: translateY(-4px);
}

.card-header {
    padding: var(--space-6);
    border-bottom: 1px solid var(--color-gray-200);
}

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

.card-footer {
    padding: var(--space-6);
    border-top: 1px solid var(--color-gray-200);
    background: var(--color-gray-50);
}

/* Badges */
.badge {
    display: inline-flex;
    align-items: center;
    padding: var(--space-1) var(--space-3);
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    border-radius: var(--radius-full);
    line-height: 1;
}

.badge-primary {
    background: var(--color-primary);
    color: var(--color-white);
}

.badge-success {
    background: var(--color-success-light);
    color: var(--color-success);
}

.badge-warning {
    background: var(--color-warning-light);
    color: var(--color-warning);
}

.badge-error {
    background: var(--color-error-light);
    color: var(--color-error);
}

.badge-info {
    background: var(--color-info-light);
    color: var(--color-info);
}

/* Alerts */
.alert {
    padding: var(--space-4) var(--space-6);
    border-radius: var(--radius-lg);
    margin-bottom: var(--space-4);
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.alert-success {
    background: var(--color-success-light);
    color: var(--color-success);
    border-left: 4px solid var(--color-success);
}

.alert-warning {
    background: var(--color-warning-light);
    color: var(--color-warning);
    border-left: 4px solid var(--color-warning);
}

.alert-error {
    background: var(--color-error-light);
    color: var(--color-error);
    border-left: 4px solid var(--color-error);
}

.alert-info {
    background: var(--color-info-light);
    color: var(--color-info);
    border-left: 4px solid var(--color-info);
}

/* Modal */
.modal-backdrop {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: var(--z-modal-backdrop);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
}

.modal-backdrop.active {
    opacity: 1;
    visibility: visible;
}

.modal {
    background: var(--color-white);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-2xl);
    max-width: 90vw;
    max-height: 90vh;
    overflow: auto;
    transform: scale(0.9);
    transition: transform var(--transition-base);
}

.modal-backdrop.active .modal {
    transform: scale(1);
}

.modal-header {
    padding: var(--space-6);
    border-bottom: 1px solid var(--color-gray-200);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.modal-title {
    font-size: var(--text-2xl);
    font-weight: var(--font-bold);
    margin: 0;
}

.modal-close {
    background: none;
    border: none;
    font-size: var(--text-2xl);
    cursor: pointer;
    color: var(--color-gray-500);
    transition: color var(--transition-base);
}

.modal-close:hover {
    color: var(--color-gray-700);
}

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

.modal-footer {
    padding: var(--space-6);
    border-top: 1px solid var(--color-gray-200);
    display: flex;
    gap: var(--space-3);
    justify-content: flex-end;
}

/* Utility Classes */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.mt-0 { margin-top: 0; }
.mt-4 { margin-top: var(--space-4); }
.mt-8 { margin-top: var(--space-8); }
.mb-0 { margin-bottom: 0; }
.mb-4 { margin-bottom: var(--space-4); }
.mb-8 { margin-bottom: var(--space-8); }

.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.gap-4 { gap: var(--space-4); }

.hidden { display: none !important; }
.visible { display: block !important; }

/* Loading Spinner */
.spinner {
    border: 3px solid var(--color-gray-200);
    border-top-color: var(--color-primary);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    animation: spin 1s linear infinite;
}

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

/* Responsive */
@media (max-width: 768px) {
    html { font-size: 14px; }
    h1 { font-size: var(--text-4xl); }
    h2 { font-size: var(--text-3xl); }
    h3 { font-size: var(--text-2xl); }
}

/* Modal Styles */
.modal-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: var(--z-modal-backdrop);
    opacity: 0;
    transition: opacity var(--transition-base);
}

.modal-backdrop.active {
    display: flex;
    opacity: 1;
}

.modal {
    background: var(--color-white);
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-2xl);
    max-width: 500px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
    z-index: var(--z-modal);
    transform: translateY(-20px);
    transition: transform var(--transition-base);
}

.modal-backdrop.active .modal {
    transform: translateY(0);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-6);
    border-bottom: 1px solid var(--color-gray-200);
}

.modal-title {
    font-size: var(--text-2xl);
    margin: 0;
    color: var(--color-primary);
}

.modal-close {
    background: none;
    border: none;
    font-size: var(--text-2xl);
    cursor: pointer;
    color: var(--color-gray-500);
    padding: var(--space-2);
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
}

.modal-close:hover {
    background: var(--color-gray-100);
    color: var(--color-gray-700);
}

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

.auth-form {
    max-width: 100%;
}

.form-help {
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
    margin-top: var(--space-2);
    display: block;
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    cursor: pointer;
    font-weight: var(--font-normal);
}

.checkbox-label input[type="checkbox"] {
    width: 18px;
    height: 18px;
    cursor: pointer;
}

.auth-divider {
    text-align: center;
    position: relative;
    margin: var(--space-6) 0;
}

.auth-divider::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    height: 1px;
    background: var(--color-gray-300);
}

.auth-divider span {
    position: relative;
    background: var(--color-white);
    padding: 0 var(--space-4);
    color: var(--color-text-secondary);
}

.social-login {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
    margin-bottom: var(--space-6);
}

.btn-social {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-3);
    padding: var(--space-3) var(--space-6);
    border: 2px solid var(--color-gray-300);
    border-radius: var(--radius-lg);
    background: var(--color-white);
    font-weight: var(--font-semibold);
    cursor: pointer;
    transition: all var(--transition-base);
}

.btn-social:hover {
    border-color: var(--color-primary);
    background: var(--color-gray-50);
}

.btn-google {
    color: #ea4335;
}

.btn-facebook {
    color: #1877f2;
}

.auth-footer {
    margin-top: var(--space-6);
    text-align: center;
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.auth-footer a {
    color: var(--color-primary);
    font-weight: var(--font-semibold);
}

/* Body class for modal open state */
body.modal-open {
    overflow: hidden;
    padding-right: 15px; /* Prevent layout shift */
}