/*
Theme Name: Unsparing
Theme URI: https://unsparing.dev
Description: Fully custom theme matching the Next.js marketing site design system. Dark slate theme with emerald accents.
 Version: 0.5.0
Author: Unsparing
Text Domain: unsparing
*/

/* ============================================
   CSS Custom Properties — Design Tokens
   Mirror the old marketing site's Tailwind config
   ============================================ */
:root {
    --bg: #020617;
    --surface: rgba(255, 255, 255, 0.03);
    --surface-hover: rgba(255, 255, 255, 0.05);
    --border: rgba(255, 255, 255, 0.1);
    --text: #f1f5f9;
    --text-muted: #cbd5e1;
    --text-dim: #94a3b8;
    --heading: #ffffff;
    --accent: #a7f3d0;
    --accent-mid: #6ee7b7;
    --accent-bg: rgba(16, 185, 129, 0.1);
    --accent-border: rgba(16, 185, 129, 0.2);
    --shadow: 0 0 0 1px var(--border);
    --radius-xl: 16px;
    --radius-lg: 12px;
    --radius-full: 9999px;
}

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

html {
    scroll-behavior: smooth;
    color-scheme: dark;
}

body {
    font-family: Inter, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--bg);
    color: var(--text);
    margin: 0;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    font-size: 1rem;
    line-height: 1.5;
}

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

a:hover {
    text-decoration: none;
}

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

ul, ol {
    margin: 0;
    padding: 0;
}

h1, h2, h3, h4, h5, h6 {
    margin: 0;
    color: var(--heading);
    line-height: 1.2;
}

p {
    margin: 0;
}

/* ============================================
   Layout Utilities
   ============================================ */
.container-shell {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 16px;
    width: 100%;
}

@media (min-width: 640px) {
    .container-shell { padding: 0 24px; }
}

@media (min-width: 1024px) {
    .container-shell { padding: 0 32px; }
}

/* ============================================
   Header
   ============================================ */
.site-header {
    position: sticky;
    top: 0;
    z-index: 50;
    background: rgba(2, 6, 23, 0.8);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border);
}

.site-header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    padding: 16px 0;
}

.site-title a {
    color: var(--heading);
    font-size: 1rem;
    font-weight: 600;
    letter-spacing: -0.01em;
    line-height: 1;
}

/* ============================================
   Navigation
   ============================================ */
.site-nav {
    display: none;
    align-items: center;
    gap: 4px;
}

.site-nav .menu,
.footer-links .menu {
    display: flex;
    align-items: center;
    gap: 4px;
    list-style: none;
    margin: 0;
    padding: 0;
}

.footer-links .menu {
    flex-wrap: wrap;
    gap: 12px;
}

.site-nav li,
.footer-links li {
    list-style: none;
}

@media (min-width: 768px) {
    .site-nav {
        display: flex;
    }
}

.nav-link {
    display: inline-flex;
    align-items: center;
    padding: 8px 12px;
    border-radius: var(--radius-lg);
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-muted);
    transition: background 0.15s ease, color 0.15s ease;
}

.nav-link:hover {
    background: var(--surface-hover);
    color: var(--heading);
    text-decoration: none;
}

.nav-link.active,
.nav-link.current-menu-item {
    background: var(--surface);
    color: var(--heading);
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

.header-actions .nav-link {
    padding: 8px 12px;
}

/* ============================================
   Buttons
   ============================================ */
.btn-control,
.btn-primary {
    display: inline-flex;
    align-items: center;
    padding: 10px 16px;
    border-radius: var(--radius-lg);
    font-size: 0.875rem;
    font-weight: 600;
    background: var(--heading);
    color: var(--bg);
    transition: background 0.15s ease, transform 0.1s ease;
    border: none;
    cursor: pointer;
    text-decoration: none;
}

.btn-control:hover,
.btn-primary:hover {
    background: #e2e8f0;
    text-decoration: none;
}

.btn-secondary {
    display: inline-flex;
    align-items: center;
    padding: 10px 16px;
    border-radius: var(--radius-lg);
    font-size: 0.875rem;
    font-weight: 600;
    border: 1px solid var(--border);
    background: var(--surface);
    color: var(--text);
    transition: border-color 0.15s ease, background 0.15s ease;
    text-decoration: none;
}

.btn-secondary:hover {
    border-color: rgba(255, 255, 255, 0.2);
    background: var(--surface-hover);
    text-decoration: none;
}

/* ============================================
   Eyebrow / Pill
   ============================================ */
.eyebrow {
    display: inline-flex;
    align-items: center;
    padding: 6px 10px;
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 500;
    border: 1px solid var(--accent-border);
    background: var(--accent-bg);
    color: var(--accent);
    line-height: 1;
}

/* ============================================
   Surface Cards
   ============================================ */
.surface {
    border-radius: var(--radius-xl);
    border: 1px solid var(--border);
    background: var(--surface);
}

.surface-card {
    border-radius: var(--radius-xl);
    border: 1px solid var(--border);
    background: var(--surface);
    padding: 24px;
}

.surface-card h2,
.surface-card h3 {
    color: var(--heading);
    font-size: 1.125rem;
    font-weight: 600;
    margin: 0 0 8px;
}

.surface-card p {
    color: var(--text-muted);
    font-size: 0.875rem;
    line-height: 1.75;
    margin: 0;
}

/* ============================================
   Hero Section (homepage)
   ============================================ */
.hero-section {
    padding: 64px 0 48px;
}

@media (min-width: 640px) {
    .hero-section {
        padding: 72px 0 56px;
    }
}

@media (min-width: 768px) {
    .hero-section {
        padding: 96px 0 80px;
    }
}

.hero-grid {
    display: grid;
    gap: 32px;
    align-items: start;
}

@media (min-width: 1024px) {
    .hero-grid {
        grid-template-columns: 1.2fr 0.8fr;
        align-items: center;
    }
}

.hero-content {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.hero-content .eyebrow {
    align-self: flex-start;
}

.hero-content h1 {
    color: var(--heading);
    font-size: clamp(1.875rem, 4vw, 3rem);
    font-weight: 600;
    letter-spacing: -0.03em;
    line-height: 1.1;
    max-width: 800px;
}

@media (min-width: 640px) {
    .hero-content h1 {
        font-size: clamp(2rem, 4vw, 3.25rem);
    }
}

@media (min-width: 768px) {
    .hero-content h1 {
        font-size: clamp(2.25rem, 4vw, 3.5rem);
    }
}

.hero-copy {
    color: var(--text-muted);
    font-size: 1.125rem;
    line-height: 1.75;
    max-width: 640px;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    padding-top: 4px;
}

/* Hero Aside (sidebar card) */
.hero-aside {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    padding: 24px;
}

.hero-aside h3 {
    color: var(--heading);
    font-size: 1rem;
    font-weight: 600;
    margin: 0 0 8px;
}

.hero-aside > p {
    color: var(--text-muted);
    font-size: 0.875rem;
    line-height: 1.6;
    margin: 0 0 16px;
}

.hero-aside ul {
    margin: 0;
    padding: 0 0 0 20px;
    color: var(--text-muted);
    font-size: 0.875rem;
    line-height: 1.75;
}

.hero-aside li {
    margin-bottom: 8px;
}

.hero-aside li:last-child {
    margin-bottom: 0;
}

/* ============================================
   Module Cards Grid (homepage 3-card row)
   ============================================ */
.module-cards {
    display: grid;
    gap: 16px;
    grid-template-columns: repeat(1, minmax(0, 1fr));
}

@media (min-width: 768px) {
    .module-cards {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }
}

/* ============================================
   Page Sections (inner pages)
   ============================================ */
.section-page {
    padding: 64px 0 48px;
}

@media (min-width: 768px) {
    .section-page {
        padding: 80px 0 64px;
    }
}

.page-intro {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 48px;
}

@media (min-width: 768px) {
    .page-intro {
        margin-bottom: 64px;
    }
}

.page-intro .eyebrow {
    align-self: flex-start;
}

.page-intro h1 {
    font-size: clamp(1.875rem, 3vw, 2.5rem);
    font-weight: 600;
    letter-spacing: -0.02em;
    line-height: 1.2;
}

.page-intro > p {
    color: var(--text-muted);
    font-size: 1.125rem;
    line-height: 1.75;
    max-width: 768px;
}

/* ============================================
   Card Grids
   ============================================ */
.grid-cards {
    display: grid;
    gap: 16px;
}

.grid-cards.grid-2 {
    grid-template-columns: repeat(1, minmax(0, 1fr));
}

@media (min-width: 768px) {
    .grid-cards.grid-2 {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

.grid-cards.grid-3 {
    grid-template-columns: repeat(1, minmax(0, 1fr));
}

@media (min-width: 768px) {
    .grid-cards.grid-3 {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (min-width: 1024px) {
    .grid-cards.grid-3 {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }
}

/* ============================================
   Site Main / Footer
   ============================================ */
.site-main {
    min-height: calc(100vh - 200px);
}

.site-footer {
    border-top: 1px solid var(--border);
    padding: 32px 0;
}

.footer-inner {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

@media (min-width: 768px) {
    .footer-inner {
        flex-direction: row;
        align-items: center;
        justify-content: space-between;
    }
}

.footer-inner p {
    color: var(--text-dim);
    font-size: 0.875rem;
    margin: 0;
}

.footer-links {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    align-items: center;
}

.footer-links a {
    color: var(--text-dim);
    font-size: 0.875rem;
    transition: color 0.15s ease;
}

.footer-links a:hover {
    color: var(--heading);
    text-decoration: none;
}

/* ============================================
   Entry Content (WP post/page body)
   ============================================ */
.entry-content {
    color: var(--text-muted);
    line-height: 1.75;
}

.entry-content h2 {
    color: var(--heading);
    font-size: 1.5rem;
    font-weight: 600;
    letter-spacing: -0.02em;
    margin: 32px 0 16px;
}

.entry-content h3 {
    color: var(--heading);
    font-size: 1.25rem;
    font-weight: 600;
    margin: 24px 0 12px;
}

.entry-content p {
    margin: 0 0 16px;
}

.entry-content ul,
.entry-content ol {
    margin: 0 0 16px;
    padding-left: 24px;
}

.entry-content li {
    margin-bottom: 8px;
}

.entry-content a {
    color: var(--accent-mid);
}

.entry-content a:hover {
    text-decoration: underline;
}

/* ============================================
   WordPress-specific overrides
   ============================================ */
.alignleft {
    float: left;
    margin-right: 1.5rem;
}

.alignright {
    float: right;
    margin-left: 1.5rem;
}

.aligncenter {
    display: block;
    margin-left: auto;
    margin-right: auto;
}

.wp-block-image img {
    border-radius: var(--radius-lg);
}

.screen-reader-text {
    clip: rect(1px, 1px, 1px, 1px);
    position: absolute !important;
    white-space: nowrap;
    height: 1px;
    width: 1px;
    overflow: hidden;
}