/* =====================================================
   Poezje.pl - Main Stylesheet
   ===================================================== */

/* CSS Variables - defaults (overridden by themes) */
:root {
    --bg-primary: #ffffff;
    --bg-secondary: #f8f9fa;
    --bg-tertiary: #e9ecef;
    --text-primary: #212529;
    --text-secondary: #6c757d;
    --text-muted: #adb5bd;
    --accent-color: #0d6efd;
    --accent-hover: #0b5ed7;
    --border-color: #dee2e6;
    --shadow-color: rgba(0, 0, 0, 0.1);
    --success-color: #198754;
    --danger-color: #dc3545;
    --warning-color: #ffc107;
    --link-color: var(--accent-color);
    --link-hover: var(--accent-hover);
    --font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
    --font-family-serif: Georgia, 'Times New Roman', serif;
    --border-radius: 8px;
    --transition-speed: 0.2s;
}

/* Dark mode base */
.dark {
    --bg-primary: #1a1a2e;
    --bg-secondary: #16213e;
    --bg-tertiary: #0f3460;
    --text-primary: #e8e8e8;
    --text-secondary: #b8b8b8;
    --text-muted: #888888;
    --border-color: #333355;
    --shadow-color: rgba(0, 0, 0, 0.3);
}

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

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

body {
    margin: 0;
    padding: 0;
    font-family: var(--font-family);
    font-size: 1rem;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    transition: background-color var(--transition-speed), color var(--transition-speed);
}

/* =====================================================
   Typography
   ===================================================== */
h1, h2, h3, h4, h5, h6 {
    margin-top: 0;
    margin-bottom: 0.5rem;
    font-weight: 600;
    line-height: 1.2;
    color: var(--text-primary);
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.75rem; }
h4 { font-size: 1.5rem; }
h5 { font-size: 1.25rem; }
h6 { font-size: 1rem; }

p {
    margin-top: 0;
    margin-bottom: 1rem;
}

a {
    color: var(--link-color);
    text-decoration: none;
    transition: color var(--transition-speed);
}

a:hover {
    color: var(--link-hover);
    text-decoration: underline;
}

/* =====================================================
   Layout
   ===================================================== */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}

.main-content {
    min-height: calc(100vh - 200px);
    padding: 2rem 0;
}

/* =====================================================
   Header
   ===================================================== */
.site-header {
    background-color: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 1000;
}

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

.site-logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--accent-color);
}

.site-logo:hover {
    text-decoration: none;
}

.site-nav {
    display: flex;
    gap: 1.5rem;
}

.site-nav a {
    color: var(--text-primary);
    font-weight: 500;
}

.site-nav a:hover {
    color: var(--accent-color);
    text-decoration: none;
}

/* =====================================================
   Footer
   ===================================================== */
.site-footer {
    background-color: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    padding: 2rem 0;
    margin-top: auto;
    color: var(--text-secondary);
}

/* =====================================================
   Cards
   ===================================================== */
.card {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    margin-bottom: 1rem;
    box-shadow: 0 2px 4px var(--shadow-color);
    transition: box-shadow var(--transition-speed), transform var(--transition-speed);
}

.card:hover {
    box-shadow: 0 4px 12px var(--shadow-color);
}

.card-title {
    font-size: 1.25rem;
    margin-bottom: 0.75rem;
}

.card-meta {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

/* =====================================================
   Work (Poem/Prose) Display
   ===================================================== */
.work {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 2rem;
    margin-bottom: 2rem;
}

.work-header {
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border-color);
}

.work-title {
    font-size: 2rem;
    font-family: var(--font-family-serif);
    margin-bottom: 0.5rem;
}

.work-author {
    color: var(--text-secondary);
    font-size: 1rem;
}

.work-author a {
    color: var(--accent-color);
}

.work-content {
    font-family: var(--font-family-serif);
    font-size: 1.125rem;
    line-height: 1.8;
    white-space: pre-line;
    margin-bottom: 1.5rem;
}

.work-meta {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    font-size: 0.875rem;
    color: var(--text-secondary);
    padding-top: 1rem;
    border-top: 1px solid var(--border-color);
}

.work-actions {
    display: flex;
    gap: 1rem;
    margin-top: 1.5rem;
}

/* =====================================================
   Buttons
   ===================================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    font-size: 1rem;
    font-weight: 500;
    line-height: 1.5;
    text-align: center;
    text-decoration: none;
    border: 1px solid transparent;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: all var(--transition-speed);
}

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

.btn-primary:hover {
    background-color: var(--accent-hover);
    color: #ffffff;
    text-decoration: none;
}

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

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

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

.btn-outline:hover {
    background-color: var(--accent-color);
    color: #ffffff;
    text-decoration: none;
}

/* =====================================================
   Forms
   ===================================================== */
.form-group {
    margin-bottom: 1rem;
}

.form-label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--text-primary);
}

.form-control {
    display: block;
    width: 100%;
    padding: 0.5rem 0.75rem;
    font-size: 1rem;
    line-height: 1.5;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    transition: border-color var(--transition-speed), box-shadow var(--transition-speed);
}

.form-control:focus {
    outline: none;
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px rgba(13, 110, 253, 0.15);
}

textarea.form-control {
    min-height: 150px;
    resize: vertical;
}

select.form-control {
    cursor: pointer;
}

/* =====================================================
   Theme Picker
   ===================================================== */
.theme-picker {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
    gap: 1rem;
    margin-top: 0.5rem;
}

.theme-option {
    display: flex;
    flex-direction: column;
    align-items: center;
    cursor: pointer;
    padding: 0.75rem;
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius);
    transition: border-color var(--transition-speed);
}

.theme-option:hover {
    border-color: var(--accent-color);
}

.theme-option input[type="radio"] {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}

.theme-option input[type="radio"]:checked + .theme-preview {
    box-shadow: 0 0 0 3px var(--accent-color);
}

.theme-preview {
    width: 60px;
    height: 40px;
    border-radius: 4px;
    border: 1px solid var(--border-color);
    margin-bottom: 0.5rem;
    transition: box-shadow var(--transition-speed);
}

.theme-name {
    font-size: 0.875rem;
    color: var(--text-secondary);
    text-align: center;
}

.theme-option input[type="radio"]:checked ~ .theme-name {
    color: var(--accent-color);
    font-weight: 600;
}

/* =====================================================
   Utilities
   ===================================================== */
.text-center { text-align: center; }
.text-muted { color: var(--text-muted); }
.text-success { color: var(--success-color); }
.text-danger { color: var(--danger-color); }

.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }

.d-flex { display: flex; }
.gap-1 { gap: 0.5rem; }
.gap-2 { gap: 1rem; }

/* =====================================================
   Responsive
   ===================================================== */
@media (max-width: 768px) {
    .site-header .container {
        flex-direction: column;
        gap: 1rem;
    }

    .site-nav {
        flex-wrap: wrap;
        justify-content: center;
    }

    h1 { font-size: 2rem; }
    h2 { font-size: 1.75rem; }

    .work-content {
        font-size: 1rem;
    }

    .theme-picker {
        grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
    }
}