/* Planet Notion - Main Stylesheet */
/* Based on design system and style guide */

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

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

/* CSS Variables - Electric Blue Design System */
:root {
    /* Colors */
    --color-background: #FFFFFF;
    --color-white: #FFFFFF;
    --color-black: #222222;
    --color-text-primary: #222222;
    --color-text-secondary: #888888;
    --color-accent-primary: #6C4EFF;
    --color-accent-secondary: #563BCC;
    --color-accent-tertiary: #E9E4FF;
    --color-dark-gray: #2E2E2E;
    --color-light-gray: #EAEAEA;
    --color-success: #3DDC97;
    --color-error: #FF4C4C;
    --color-warning: #FFB020;
    
    /* Typography */
    --font-family: 'Inter', sans-serif;
    --font-size-h1: 48px;
    --font-size-h2: 32px;
    --font-size-body: 16px;
    --font-size-label: 14px;
    --font-weight-regular: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
    --line-height-h1: 56px;
    --line-height-h2: 40px;
    --line-height-body: 24px;
    --line-height-label: 20px;
    
    /* Spacing */
    --spacing-xs: 4px;
    --spacing-sm: 8px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
    --spacing-xl: 32px;
    --spacing-2xl: 48px;
    --spacing-3xl: 64px;
    --spacing-4xl: 80px;
    
    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    
    /* Shadows */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.02);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.05);
    --shadow-lg: 0 6px 16px rgba(0, 0, 0, 0.08);
    --shadow-xl: 0 10px 24px rgba(0, 0, 0, 0.12);
    
    /* Transitions */
    --transition-fast: 150ms ease-in-out;
    --transition-normal: 200ms ease-in-out;
    
    /* Layout */
    --container-max-width: 1200px;
    --grid-gap: 20px;
}

/* Base Elements */
html {
    font-size: 16px;
    scroll-behavior: smooth;
}

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

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: var(--font-weight-bold);
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-md);
}

h1 {
    font-size: var(--font-size-h1);
    line-height: var(--line-height-h1);
    font-weight: var(--font-weight-bold);
}

h2 {
    font-size: var(--font-size-h2);
    line-height: var(--line-height-h2);
    font-weight: var(--font-weight-semibold);
}

h3 {
    font-size: 24px;
    line-height: 32px;
    font-weight: var(--font-weight-semibold);
}

p {
    margin-bottom: var(--spacing-md);
    color: var(--color-text-primary);
}

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

a:hover {
    color: var(--color-accent-secondary);
}

/* Layout */
.container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

.container-full {
    width: 100%;
    padding: 0 var(--spacing-lg);
}

/* Grid System */
.grid {
    display: grid;
    gap: var(--grid-gap);
}

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

/* Responsive Grid */
@media (max-width: 1024px) {
    .grid-4 { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 768px) {
    .grid-4, .grid-3 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 480px) {
    .grid-4, .grid-3, .grid-2 { grid-template-columns: 1fr; }
}

/* Flexbox Utilities */
.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-sm { gap: var(--spacing-sm); }
.gap-md { gap: var(--spacing-md); }
.gap-lg { gap: var(--spacing-lg); }

/* Button Styles */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 24px;
    border-radius: var(--radius-md);
    font-size: var(--font-size-body);
    font-weight: var(--font-weight-medium);
    text-decoration: none;
    border: none;
    cursor: pointer;
    transition: all var(--transition-fast);
    white-space: nowrap;
}

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

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

.btn-secondary {
    background-color: var(--color-white);
    color: var(--color-accent-primary);
    border: 2px solid var(--color-accent-primary);
}

.btn-secondary:hover {
    border-color: var(--color-accent-tertiary);
    color: var(--color-accent-tertiary);
}

.btn-lg {
    padding: 16px 32px;
    font-size: 18px;
}

.btn-sm {
    padding: 8px 16px;
    font-size: var(--font-size-label);
}

/* Header - Minimal Design */
.header {
    background-color: var(--color-white);
    border-bottom: 1px solid var(--color-light-gray);
    position: sticky;
    top: 0;
    z-index: 100;
    padding: 12px 0;
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0;
}

.logo {
    font-size: 18px;
    font-weight: var(--font-weight-bold);
    color: var(--color-text-primary);
    text-decoration: none;
    letter-spacing: -0.01em;
}

.nav {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav-link {
    color: var(--color-text-primary);
    font-weight: var(--font-weight-medium);
    font-size: 14px;
    transition: color var(--transition-fast);
    text-decoration: none;
}

.nav-link:hover {
    color: var(--color-accent-primary);
}

.nav-link.submit-link {
    color: var(--color-accent-primary);
    font-weight: var(--font-weight-semibold);
}

.nav-link.submit-link:hover {
    color: var(--color-accent-secondary);
}

/* Hero Section */
.hero {
    background-color: var(--color-background);
    padding: var(--spacing-xl) 0;
    text-align: center;
}

.hero-content {
    max-width: 960px;
    margin: 0 auto;
}

.hero h1 {
    margin-bottom: var(--spacing-lg);
}

.hero p {
    font-size: 18px;
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-xl);
}

.hero-cta {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
}

/* Shared Hero Title Styles */
.hero-title {
    font-family: 'Bebas Neue', cursive;
    font-size: clamp(48px, 8vw, 120px);
    font-weight: 400;
    line-height: 0.9;
    color: #222222;
    margin: 0 0 16px 0;
    letter-spacing: 2px;
    text-transform: uppercase;
}

@media (max-width: 768px) {
    .hero-title {
        font-size: clamp(42px, 10vw, 64px);
        line-height: 0.85;
        margin-bottom: 16px;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: clamp(38px, 11vw, 56px);
        margin-bottom: 12px;
    }
}

/* Section Styles */
.section {
    padding: var(--spacing-3xl) 0;
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
}

.section-title {
    margin-bottom: var(--spacing-md);
}

.section-subtitle {
    color: var(--color-text-secondary);
    font-size: 18px;
}

/* Template Card */
.template-card {
    background-color: var(--color-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    overflow: hidden;
    transition: all var(--transition-normal);
    cursor: pointer;
}

.template-card:hover {
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--color-accent-primary);
    transform: translateY(-2px);
}

.template-thumbnail {
    position: relative;
    height: 160px;
    overflow: hidden;
}

.template-thumbnail img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.template-badge {
    position: absolute;
    top: var(--spacing-sm);
    right: var(--spacing-sm);
    padding: 2px 8px;
    border-radius: var(--radius-sm);
    font-size: 12px;
    font-weight: var(--font-weight-medium);
}

.template-badge.promoted {
    background-color: var(--color-accent-secondary);
    color: var(--color-white);
}

.template-badge.free {
    background-color: var(--color-accent-tertiary);
    color: var(--color-white);
}

.template-content {
    padding: var(--spacing-lg);
}

.template-title {
    font-size: 18px;
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-xs);
}

.template-author {
    font-size: var(--font-size-label);
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-xs);
}

.template-category {
    font-size: var(--font-size-label);
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-md);
}

.template-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: var(--spacing-md);
}

.template-price {
    font-size: var(--font-size-body);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-primary);
}

.template-cta {
    padding: 8px 16px;
    font-size: var(--font-size-label);
}

/* Submit Template Card */
.submit-card {
    background: linear-gradient(135deg, var(--color-accent-primary), var(--color-accent-tertiary));
    color: var(--color-white);
    text-align: center;
    border: none;
}

.submit-card:hover {
    transform: translateY(-2px);
    border: none;
}

.submit-card-content {
    padding: var(--spacing-xl);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-md);
    height: 100%;
    justify-content: center;
}

.submit-icon {
    width: 48px;
    height: 48px;
    opacity: 0.9;
}

.submit-card h3 {
    color: var(--color-white);
    margin-bottom: 0;
}

.submit-card p {
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 0;
}

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

/* Filters */
.filters {
    background-color: var(--color-white);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-xl);
    box-shadow: var(--shadow-sm);
}

.filter-group {
    display: flex;
    gap: var(--spacing-lg);
    align-items: center;
    flex-wrap: wrap;
}

.filter-label {
    font-weight: var(--font-weight-medium);
    color: var(--color-text-primary);
    margin-right: var(--spacing-sm);
}

.filter-select {
    padding: 8px 12px;
    border: 2px solid #E5E7EB;
    border-radius: var(--radius-sm);
    background-color: var(--color-white);
    color: var(--color-text-primary);
    font-size: var(--font-size-label);
}

.filter-select:focus {
    outline: none;
    border-color: var(--color-accent-primary);
}

/* Price Filter Toggles */
.price-filters {
    display: flex;
    gap: var(--spacing-sm);
}

.price-filter {
    padding: 6px 12px;
    border: 2px solid #E5E7EB;
    border-radius: var(--radius-sm);
    background-color: var(--color-white);
    color: var(--color-text-secondary);
    font-size: var(--font-size-label);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.price-filter.active {
    background-color: var(--color-accent-primary);
    border-color: var(--color-accent-primary);
    color: var(--color-white);
}

.price-filter:hover {
    border-color: var(--color-accent-tertiary);
    color: var(--color-accent-tertiary);
}

/* Pagination */
.pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.pagination-link {
    padding: 8px 16px;
    border: 2px solid var(--color-accent-primary);
    border-radius: var(--radius-sm);
    color: var(--color-accent-primary);
    font-weight: var(--font-weight-medium);
    transition: all var(--transition-fast);
}

.pagination-link:hover {
    background-color: var(--color-accent-primary);
    color: var(--color-white);
}

.pagination-info {
    color: var(--color-text-secondary);
    font-size: var(--font-size-label);
}

/* Footer */
.footer {
    background-color: var(--color-text-primary);
    color: var(--color-white);
    padding: var(--spacing-2xl) 0;
    margin-top: var(--spacing-4xl);
}

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

.footer-links {
    display: flex;
    justify-content: center;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.footer-link {
    color: rgba(255, 255, 255, 0.8);
    transition: color var(--transition-fast);
}

.footer-link:hover {
    color: var(--color-white);
}

.footer-text {
    color: rgba(255, 255, 255, 0.6);
    font-size: var(--font-size-label);
    margin: 0;
}

/* Responsive Design */
@media (max-width: 768px) {
    :root {
        --font-size-h1: 36px;
        --line-height-h1: 44px;
        --font-size-h2: 28px;
        --line-height-h2: 36px;
    }
    
    .container {
        padding: 0 var(--spacing-md);
    }
    
    .hero {
        padding: var(--spacing-2xl) 0;
    }
    
    .hero-cta {
        flex-direction: column;
        align-items: center;
    }
    
    .btn {
        width: 100%;
        max-width: 280px;
    }
    
    /* Mobile Header Improvements */
    .header {
        padding: 8px 0;
    }
    
    .header-content {
        flex-direction: row;
        justify-content: space-between;
        align-items: center;
    }
    
    .nav {
        gap: 16px;
        flex-wrap: wrap;
    }
    
    .logo {
        font-size: 16px;
        font-weight: var(--font-weight-bold);
    }
    
    .nav-link {
        font-size: 12px;
        font-weight: var(--font-weight-medium);
        padding: 4px 8px;
        white-space: nowrap;
    }
    
    .nav-link.submit-link {
        background-color: var(--color-accent-primary);
        color: var(--color-white);
        border-radius: var(--radius-sm);
        padding: 6px 12px;
        font-size: 11px;
        font-weight: var(--font-weight-semibold);
    }
    
    .nav-link.submit-link:hover {
        background-color: var(--color-accent-secondary);
        color: var(--color-white);
    }
    
    .filter-group {
        flex-direction: column;
        align-items: stretch;
    }
    
    .footer-links {
        flex-direction: column;
        gap: var(--spacing-md);
    }
}

@media (max-width: 480px) {
    .hero {
        padding: var(--spacing-lg) 0;
    }
    
    .section {
        padding: var(--spacing-xl) 0;
    }
    
    .template-content {
        padding: var(--spacing-md);
    }
    
    /* Extra small screen optimizations */
    .container {
        padding: 0 12px;
    }
    
    .header {
        padding: 6px 0;
    }
    
    .nav {
        gap: 12px;
    }
    
    .nav-link {
        font-size: 11px;
        padding: 3px 6px;
    }
    
    .nav-link.submit-link {
        padding: 5px 10px;
        font-size: 10px;
    }
    
    .logo {
        font-size: 14px;
    }
    
    /* Ensure buttons don't overflow */
    .btn {
        font-size: 14px;
        padding: 10px 16px;
    }
    
    .btn-sm {
        font-size: 12px;
        padding: 6px 12px;
    }
}

/* Loading States */
.loading {
    opacity: 0.6;
    pointer-events: none;
}

/* Content Page Styles */
.content-page {
    padding-top: var(--spacing-xl); /* Add space at the top of content pages */
}

.content-page .container {
    padding-bottom: var(--spacing-2xl); /* Add some bottom padding for better spacing */
}

/* Fix list indentation */
.content-page ul,
.content-page ol {
    margin-left: var(--spacing-lg); /* Add left margin for proper indentation */
    margin-bottom: var(--spacing-md);
}

.content-page li {
    margin-bottom: var(--spacing-sm);
}

/* Accessibility */
.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;
}

/* Focus States */
.btn:focus,
.filter-select:focus,
.price-filter:focus {
    outline: 2px solid var(--color-accent-primary);
    outline-offset: 2px;
}

/* Flash Messages */
.flash-message {
    padding: var(--spacing-md) 0;
    text-align: center;
    font-weight: var(--font-weight-medium);
    position: relative;
    transition: all 0.3s ease;
}

.flash-success {
    background-color: #D1FAE5;
    color: #065F46;
    border-bottom: 2px solid var(--color-accent-tertiary);
}

.flash-error {
    background-color: #FEE2E2;
    color: #991B1B;
    border-bottom: 2px solid #EF4444;
}

.flash-info {
    background-color: #DBEAFE;
    color: #1E40AF;
    border-bottom: 2px solid var(--color-accent-primary);
}

.flash-message p {
    margin: 0;
}

.flash-close {
    position: absolute;
    right: var(--spacing-lg);
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    font-size: 20px;
    cursor: pointer;
    color: inherit;
    opacity: 0.7;
    transition: opacity var(--transition-fast);
}

.flash-close:hover {
    opacity: 1;
}

/* Mobile Menu (for future implementation) */
.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    color: var(--color-text-primary);
}

@media (max-width: 640px) {
    .mobile-menu-toggle {
        display: block;
    }
    
    .nav {
        display: flex; /* Keep nav visible but optimize for mobile */
        justify-content: flex-end;
        align-items: center;
    }
}

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

.mb-0 { margin-bottom: 0; }
.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); }

.mt-0 { margin-top: 0; }
.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); }

/* Form Validation */
.field-error {
    color: #EF4444;
    font-size: var(--font-size-label);
    margin-top: var(--spacing-xs);
}

input.error,
textarea.error,
select.error {
    border-color: #EF4444;
}

input.error:focus,
textarea.error:focus,
select.error:focus {
    border-color: #EF4444;
    box-shadow: 0 0 0 2px rgba(239, 68, 68, 0.1);
}

/* Loading States */
.loading {
    position: relative;
    opacity: 0.6;
    pointer-events: none;
}

.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border: 2px solid var(--color-accent-primary);
    border-radius: 50%;
    border-top-color: transparent;
    animation: spin 1s linear infinite;
}

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

/* Content Page Styles */
.content-page {
    padding-top: var(--spacing-xl); /* Add space at the top of content pages */
}

.content-page .container {
    padding-bottom: var(--spacing-2xl); /* Add some bottom padding for better spacing */
}

/* Fix list indentation */
.content-page ul,
.content-page ol {
    margin-left: var(--spacing-lg); /* Add left margin for proper indentation */
    margin-bottom: var(--spacing-md);
}

.content-page li {
    margin-bottom: var(--spacing-sm);
}