/* Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=JetBrains+Mono:wght@400;500&display=swap');

/* Variables */
@import 'variables.css';

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

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-normal);
    color: var(--color-text-primary);
    background-color: var(--color-white);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

a:hover {
    text-decoration: underline;
}

ul,
ol {
    list-style: none;
}

button,
input,
select,
textarea {
    font: inherit;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-heading);
    font-weight: var(--font-weight-bold);
    line-height: 1.2;
    color: var(--color-text-primary);
}

/* ===== Typography Scale ===== */
.text-xs {
    font-size: var(--font-size-xs);
}

.text-sm {
    font-size: var(--font-size-sm);
}

.text-base {
    font-size: var(--font-size-base);
}

.text-lg {
    font-size: var(--font-size-lg);
}

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

.text-2xl {
    font-size: var(--font-size-2xl);
}

.text-3xl {
    font-size: var(--font-size-3xl);
}

.text-4xl {
    font-size: var(--font-size-4xl);
}

.text-5xl {
    font-size: var(--font-size-5xl);
}

/* ===== Layout Utilities ===== */
.container {
    width: 100%;
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
    padding-left: var(--spacing-xl);
    padding-right: var(--spacing-xl);
}

.container-sm {
    width: 100%;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    padding-left: var(--spacing-xl);
    padding-right: var(--spacing-xl);
}

.flex {
    display: flex;
}

.flex-col {
    flex-direction: column;
}

.flex-wrap {
    flex-wrap: wrap;
}

.items-center {
    align-items: center;
}

.items-start {
    align-items: flex-start;
}

.justify-center {
    justify-content: center;
}

.justify-between {
    justify-content: space-between;
}

.justify-end {
    justify-content: flex-end;
}

.gap-xs {
    gap: var(--spacing-xs);
}

.gap-sm {
    gap: var(--spacing-sm);
}

.gap-md {
    gap: var(--spacing-md);
}

.gap-lg {
    gap: var(--spacing-lg);
}

.gap-xl {
    gap: var(--spacing-xl);
}

.grid {
    display: grid;
}

.grid-cols-2 {
    grid-template-columns: repeat(2, 1fr);
}

.grid-cols-3 {
    grid-template-columns: repeat(3, 1fr);
}

.grid-cols-4 {
    grid-template-columns: repeat(4, 1fr);
}

.hidden {
    display: none !important;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.text-center {
    text-align: center;
}

.text-right {
    text-align: right;
}

.w-full {
    width: 100%;
}

/* ===== Button Styles ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-lg);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    line-height: 1;
    border-radius: var(--radius-md);
    border: 1px solid transparent;
    cursor: pointer;
    text-decoration: none;
    transition: all var(--transition-base) var(--easing);
    white-space: nowrap;
}

.btn:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    pointer-events: none;
}

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

.btn-primary:hover {
    background-color: var(--color-primary-hover);
    border-color: var(--color-primary-active);
    color: var(--color-white);
    text-decoration: none;
    box-shadow: var(--shadow-md);
}

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

.btn-secondary:hover {
    background-color: var(--color-background-light);
    color: var(--color-primary);
    text-decoration: none;
}

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

.btn-danger:hover {
    background-color: var(--color-danger-hover);
    border-color: var(--color-danger-active);
    color: var(--color-white);
    text-decoration: none;
}

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

.btn-ghost:hover {
    background-color: var(--color-background-light);
    color: var(--color-text-primary);
    text-decoration: none;
}

.btn-lg {
    padding: var(--spacing-md) var(--spacing-2xl);
    font-size: var(--font-size-lg);
    border-radius: var(--radius-lg);
}

.btn-sm {
    padding: var(--spacing-xs) var(--spacing-md);
    font-size: var(--font-size-xs);
}

/* ===== Form Styles ===== */
.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-md);
}

.form-label {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-text-primary);
}

.form-input {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: var(--font-size-base);
    color: var(--color-text-primary);
    background-color: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    transition: border-color var(--transition-fast) var(--easing),
        box-shadow var(--transition-fast) var(--easing);
}

.form-input:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(0, 123, 255, 0.15);
}

.form-input::placeholder {
    color: var(--color-text-muted);
}

.form-input.is-invalid {
    border-color: var(--color-danger);
}

.form-input.is-invalid:focus {
    box-shadow: 0 0 0 3px rgba(220, 53, 69, 0.15);
}

.form-error {
    font-size: var(--font-size-xs);
    color: var(--color-danger);
    margin-top: var(--spacing-xs);
}

.form-hint {
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
}

select.form-input {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath fill='%238888aa' d='M7.247 11.14L2.451 5.658C1.885 5.013 2.345 4 3.204 4h9.592a1 1 0 0 1 .753 1.659l-4.796 5.48a1 1 0 0 1-1.506 0z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right var(--spacing-md) center;
    background-size: 12px;
    padding-right: var(--spacing-2xl);
}

/* ===== Table Styles ===== */
.table {
    width: 100%;
    border-collapse: collapse;
    font-size: var(--font-size-sm);
}

.table th,
.table td {
    padding: var(--spacing-sm) var(--spacing-md);
    text-align: left;
    border-bottom: 1px solid var(--color-background-gradient);
}

.table th {
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-secondary);
    background-color: var(--color-background-light);
    font-size: var(--font-size-xs);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.table td {
    color: var(--color-text-primary);
}

.table-striped tbody tr:nth-child(even) {
    background-color: var(--color-background-light);
}

.table-hover tbody tr:hover {
    background-color: var(--color-background-gradient);
}

.table-wrapper {
    overflow-x: auto;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--color-background-gradient);
}

/* ===== Card Styles ===== */
.card {
    background-color: var(--color-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    overflow: hidden;
}

.card-header {
    padding: var(--spacing-md) var(--spacing-lg);
    border-bottom: 1px solid var(--color-background-gradient);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-primary);
}

.card-body {
    padding: var(--spacing-lg);
}

.card-footer {
    padding: var(--spacing-md) var(--spacing-lg);
    border-top: 1px solid var(--color-background-gradient);
    background-color: var(--color-background-light);
}

/* ===== Alert / Banner Styles ===== */
.alert {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--radius-md);
    font-size: var(--font-size-sm);
    border: 1px solid transparent;
}

.alert-success {
    background-color: var(--color-success-bg);
    color: var(--color-success-text);
    border-color: var(--color-success-border);
}

.alert-warning {
    background-color: var(--color-warning-bg);
    color: var(--color-warning-text);
    border-color: var(--color-warning-border);
}

.alert-danger {
    background-color: var(--color-danger-bg);
    color: var(--color-danger-text);
    border-color: var(--color-danger-border);
}

.alert-info {
    background-color: var(--color-info-bg);
    color: var(--color-info-text);
    border-color: var(--color-info-border);
}

/* ===== Responsive Helpers ===== */
@media (max-width: 640px) {
    .hide-sm {
        display: none !important;
    }

    .container {
        padding-left: var(--spacing-md);
        padding-right: var(--spacing-md);
    }

    .grid-cols-2,
    .grid-cols-3,
    .grid-cols-4 {
        grid-template-columns: 1fr;
    }

    .text-5xl {
        font-size: var(--font-size-3xl);
    }

    .text-4xl {
        font-size: var(--font-size-2xl);
    }

    .text-3xl {
        font-size: var(--font-size-xl);
    }
}

@media (min-width: 641px) and (max-width: 768px) {
    .hide-md {
        display: none !important;
    }

    .grid-cols-3,
    .grid-cols-4 {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 769px) and (max-width: 1024px) {
    .hide-lg {
        display: none !important;
    }

    .grid-cols-4 {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .flex-col-mobile {
        flex-direction: column;
    }
}

/* ===== Utility Classes ===== */
.mt-xs { margin-top: var(--spacing-xs); }
.mt-sm { margin-top: var(--spacing-sm); }
.mt-md { margin-top: var(--spacing-md); }
.mt-lg { margin-top: var(--spacing-lg); }
.mt-xl { margin-top: var(--spacing-xl); }
.mt-2xl { margin-top: var(--spacing-2xl); }
.mt-4 { margin-top: var(--spacing-md); }
.mt-6 { margin-top: var(--spacing-lg); }

.mb-xs { margin-bottom: var(--spacing-xs); }
.mb-sm { margin-bottom: var(--spacing-sm); }
.mb-md { margin-bottom: var(--spacing-md); }
.mb-lg { margin-bottom: var(--spacing-lg); }
.mb-xl { margin-bottom: var(--spacing-xl); }
.mb-2xl { margin-bottom: var(--spacing-2xl); }
.mb-4 { margin-bottom: var(--spacing-md); }
.mb-6 { margin-bottom: var(--spacing-lg); }

.card-body--center { text-align: center; }

.p-md { padding: var(--spacing-md); }
.p-lg { padding: var(--spacing-lg); }
.p-xl { padding: var(--spacing-xl); }

.font-normal { font-weight: var(--font-weight-normal); }
.font-medium { font-weight: var(--font-weight-medium); }
.font-semibold { font-weight: var(--font-weight-semibold); }
.font-bold { font-weight: var(--font-weight-bold); }

.text-primary { color: var(--color-text-primary); }
.text-secondary { color: var(--color-text-secondary); }
.text-muted { color: var(--color-text-muted); }
.text-brand { color: var(--color-primary); }
.text-success { color: var(--color-success); }
.text-warning { color: var(--color-warning); }
.text-danger { color: var(--color-danger); }

.bg-light { background-color: var(--color-background-light); }
.bg-gradient { background-color: var(--color-background-gradient); }
.bg-white { background-color: var(--color-white); }

.rounded-sm { border-radius: var(--radius-sm); }
.rounded-md { border-radius: var(--radius-md); }
.rounded-lg { border-radius: var(--radius-lg); }
.rounded-full { border-radius: var(--radius-full); }

.shadow-sm { box-shadow: var(--shadow-sm); }
.shadow-md { box-shadow: var(--shadow-md); }
.shadow-lg { box-shadow: var(--shadow-lg); }

.truncate {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.mono {
    font-family: var(--font-mono);
}

/* ===== Badge / Tag ===== */
.badge {
    display: inline-flex;
    align-items: center;
    padding: var(--spacing-xs) var(--spacing-sm);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    border-radius: var(--radius-full);
    white-space: nowrap;
}

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

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

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

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

.badge-secondary {
    background-color: var(--color-background-gradient);
    color: var(--color-text-secondary);
}

/* ===== Loading ===== */
@keyframes spin {
    to { transform: rotate(360deg); }
}

@keyframes slideInRight {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

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

.spinner {
    width: 2rem;
    height: 2rem;
    border: 3px solid var(--color-background-gradient);
    border-top-color: var(--color-primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

/* ===== Modal overlay ===== */
.modal-overlay {
    position: fixed;
    inset: 0;
    background-color: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    animation: fadeIn var(--transition-fast) var(--easing);
}

.modal {
    background-color: var(--color-white);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    max-width: 480px;
    width: 100%;
    margin: var(--spacing-md);
    overflow: hidden;
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--color-background-gradient);
}

.modal-body {
    padding: var(--spacing-lg);
}

.modal-footer {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-lg);
    border-top: 1px solid var(--color-background-gradient);
    background-color: var(--color-background-light);
}

/* ===== Progress bar ===== */
.progress {
    width: 100%;
    height: 0.5rem;
    background-color: var(--color-background-gradient);
    border-radius: var(--radius-full);
    overflow: hidden;
}

.progress-bar {
    height: 100%;
    background-color: var(--color-primary);
    border-radius: var(--radius-full);
    transition: width var(--transition-base) var(--easing);
}

.progress-bar-warning {
    background-color: var(--color-warning);
}

.progress-bar-danger {
    background-color: var(--color-danger);
}

/* ===== Divider ===== */
.divider {
    border: none;
    border-top: 1px solid var(--color-background-gradient);
    margin: var(--spacing-lg) 0;
}

/* ===== Legal Content Pages ===== */
.legal-content {
    max-width: 800px;
    margin: 0 auto;
    padding: var(--spacing-2xl) var(--spacing-lg);
}

/* ===== Auth Pages ===== */
.auth-page {
    min-height: calc(100vh - 200px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-xl);
    background-color: var(--color-background-light);
}

.auth-card {
    width: 100%;
    max-width: 420px;
}

.auth-card--wide {
    max-width: 560px;
}

.auth-header {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.auth-logo {
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-primary);
    text-decoration: none;
    display: inline-block;
    margin-bottom: var(--spacing-md);
}

.auth-title {
    font-size: var(--font-size-2xl);
    margin-bottom: var(--spacing-xs);
}

.auth-subtitle {
    font-size: var(--font-size-sm);
}

.auth-form {
    margin-top: var(--spacing-lg);
}

/* ===== Template Pages ===== */
.template-card {
    cursor: pointer;
    transition: box-shadow var(--transition-fast) var(--easing), transform var(--transition-fast) var(--easing);
}

.template-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}

.template-card-shape {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 72px;
}

.empty-state {
    padding: var(--spacing-4xl) var(--spacing-xl);
}

.empty-state svg {
    margin: 0 auto var(--spacing-md);
    display: block;
}

/* Template Designer */
.designer-layout {
    display: grid;
    grid-template-columns: 1fr 320px;
    gap: var(--spacing-xl);
    align-items: start;
}

@media (max-width: 768px) {
    .designer-layout {
        grid-template-columns: 1fr;
    }

    .designer-preview {
        order: -1;
    }
}

.designer-preview {
    position: sticky;
    top: var(--spacing-xl);
}

.preview-shape {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100px;
}

.preview-shape-lg {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 130px;
}

.shape-selector {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.shape-option {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-md);
    border: 2px solid var(--color-background-gradient);
    border-radius: var(--radius-md);
    cursor: pointer;
    color: var(--color-text-secondary);
    transition: all var(--transition-fast) var(--easing);
    min-width: 80px;
}

.shape-option:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
}

.shape-option--selected {
    border-color: var(--color-primary);
    background-color: var(--color-background-gradient);
    color: var(--color-primary);
}

.shape-option-label {
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-medium);
}

.field-row {
    border: 1px solid var(--color-background-gradient);
}

/* Template Preview */
.template-preview-layout {
    display: grid;
    grid-template-columns: 1fr 280px;
    gap: var(--spacing-xl);
    align-items: start;
}

@media (max-width: 768px) {
    .template-preview-layout {
        grid-template-columns: 1fr;
    }
}

.template-preview-sidebar {
    position: sticky;
    top: var(--spacing-xl);
}

.info-list dt {
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.info-list dd {
    margin-top: var(--spacing-xs);
}

.preview-fields {
    border-top: 1px solid var(--color-background-gradient);
    padding-top: var(--spacing-md);
}