/**
 * Supply News - Main Stylesheet
 * Design System + Components + Layouts
 * 
 * @package Supply_News
 * @version 2.0.0
 */

/* ==========================================================================
   FONTS - Self-hosted (add woff2 files to /assets/fonts/)
   ========================================================================== */
@font-face {
    font-family: 'Plus Jakarta Sans';
    src: url('../fonts/PlusJakartaSans-Regular.woff2') format('woff2');
    font-weight: 400;
    font-style: normal;
    font-display: swap;
}
@font-face {
    font-family: 'Plus Jakarta Sans';
    src: url('../fonts/PlusJakartaSans-Medium.woff2') format('woff2');
    font-weight: 500;
    font-style: normal;
    font-display: swap;
}
@font-face {
    font-family: 'Plus Jakarta Sans';
    src: url('../fonts/PlusJakartaSans-SemiBold.woff2') format('woff2');
    font-weight: 600;
    font-style: normal;
    font-display: swap;
}
@font-face {
    font-family: 'Plus Jakarta Sans';
    src: url('../fonts/PlusJakartaSans-Bold.woff2') format('woff2');
    font-weight: 700;
    font-style: normal;
    font-display: swap;
}
@font-face {
    font-family: 'Plus Jakarta Sans';
    src: url('../fonts/PlusJakartaSans-ExtraBold.woff2') format('woff2');
    font-weight: 800;
    font-style: normal;
    font-display: swap;
}
@font-face {
    font-family: 'Source Sans 3';
    src: url('../fonts/SourceSans3-Regular.woff2') format('woff2');
    font-weight: 400;
    font-style: normal;
    font-display: swap;
}
@font-face {
    font-family: 'Source Sans 3';
    src: url('../fonts/SourceSans3-SemiBold.woff2') format('woff2');
    font-weight: 600;
    font-style: normal;
    font-display: swap;
}

/* ==========================================================================
   CSS CUSTOM PROPERTIES - Design Tokens
   ========================================================================== */
:root {
    /* Colors - Primary */
    --color-primary: #1B365D;
    --color-primary-light: #2A4A7A;
    --color-primary-dark: #0F1F38;
    
    /* Colors - Accent (Green) */
    --color-accent: #2E8B4A;
    --color-accent-light: #3DA55D;
    --color-accent-dark: #1E6B3A;
    
    /* Colors - Impact (Orange for CTA/Breaking) */
    --color-impact: #F59E0B;
    --color-impact-light: #FBBF24;
    --color-impact-dark: #D97706;
    
    /* Colors - Semantic */
    --color-success: #10B981;
    --color-warning: #F59E0B;
    --color-error: #EF4444;
    --color-info: #3B82F6;
    
    /* Colors - Neutral (Light Mode) */
    --color-bg: #FFFFFF;
    --color-bg-alt: #F8FAFC;
    --color-bg-elevated: #FFFFFF;
    --color-surface: #F1F5F9;
    --color-border: #E2E8F0;
    --color-border-light: #F1F5F9;
    
    /* Colors - Text (Light Mode) */
    --color-text: #1E293B;
    --color-text-secondary: #64748B;
    --color-text-muted: #94A3B8;
    --color-text-inverse: #FFFFFF;
    
    /* Typography */
    --font-display: 'Plus Jakarta Sans', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-body: 'Source Sans 3', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', ui-monospace, monospace;
    
    /* Font Sizes - Fluid */
    --text-xs: clamp(0.7rem, 0.65rem + 0.25vw, 0.75rem);
    --text-sm: clamp(0.8rem, 0.75rem + 0.25vw, 0.875rem);
    --text-base: clamp(0.95rem, 0.9rem + 0.25vw, 1rem);
    --text-lg: clamp(1.05rem, 1rem + 0.25vw, 1.125rem);
    --text-xl: clamp(1.15rem, 1.1rem + 0.25vw, 1.25rem);
    --text-2xl: clamp(1.35rem, 1.2rem + 0.75vw, 1.5rem);
    --text-3xl: clamp(1.6rem, 1.4rem + 1vw, 1.875rem);
    --text-4xl: clamp(1.9rem, 1.6rem + 1.5vw, 2.25rem);
    --text-5xl: clamp(2.2rem, 1.8rem + 2vw, 3rem);
    --text-6xl: clamp(2.6rem, 2rem + 3vw, 3.75rem);
    
    /* Line Heights */
    --leading-none: 1;
    --leading-tight: 1.2;
    --leading-snug: 1.375;
    --leading-normal: 1.5;
    --leading-relaxed: 1.625;
    --leading-loose: 1.8;
    
    /* Spacing */
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.25rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
    --space-10: 2.5rem;
    --space-12: 3rem;
    --space-16: 4rem;
    --space-20: 5rem;
    --space-24: 6rem;
    
    /* Layout */
    --container-max: 1280px;
    --container-narrow: 720px;
    --container-wide: 1440px;
    --header-height: 72px;
    --sidebar-width: 300px;
    
    /* Borders */
    --radius-sm: 0.25rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --radius-full: 9999px;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 200ms ease;
    --transition-slow: 300ms ease;
    
    /* Z-Index */
    --z-dropdown: 100;
    --z-sticky: 200;
    --z-fixed: 300;
    --z-modal-backdrop: 400;
    --z-modal: 500;
    --z-tooltip: 600;
}

/* ==========================================================================
   DARK MODE
   ========================================================================== */
[data-theme="dark"] {
    --color-bg: #0F172A;
    --color-bg-alt: #1E293B;
    --color-bg-elevated: #1E293B;
    --color-surface: #334155;
    --color-border: #334155;
    --color-border-light: #1E293B;
    
    --color-text: #F1F5F9;
    --color-text-secondary: #94A3B8;
    --color-text-muted: #64748B;
    
    --color-primary-light: #3D5F94;
    --color-accent-light: #4ADE80;
    --color-impact-light: #FCD34D;
}

@media (prefers-color-scheme: dark) {
    :root:not([data-theme="light"]) {
        --color-bg: #0F172A;
        --color-bg-alt: #1E293B;
        --color-bg-elevated: #1E293B;
        --color-surface: #334155;
        --color-border: #334155;
        --color-border-light: #1E293B;
        
        --color-text: #F1F5F9;
        --color-text-secondary: #94A3B8;
        --color-text-muted: #64748B;
        
        --color-primary-light: #3D5F94;
        --color-accent-light: #4ADE80;
        --color-impact-light: #FCD34D;
    }
}

/* ==========================================================================
   RESET & BASE
   ========================================================================== */
*, *::before, *::after {
    box-sizing: border-box;
}

* {
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
    scroll-padding-top: calc(var(--header-height) + var(--space-4));
}

body {
    font-family: var(--font-body);
    font-size: var(--text-base);
    line-height: var(--leading-normal);
    color: var(--color-text);
    background-color: var(--color-bg);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

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

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

p, h1, h2, h3, h4, h5, h6 {
    overflow-wrap: break-word;
}

a {
    color: inherit;
    text-decoration: none;
}

ul, ol {
    list-style: none;
}

button {
    background: none;
    border: none;
    cursor: pointer;
}

/* Focus visible */
:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: 2px;
}

/* Selection */
::selection {
    background: var(--color-accent);
    color: var(--color-text-inverse);
}

/* ==========================================================================
   TYPOGRAPHY
   ========================================================================== */
h1, h2, h3, h4, h5, h6,
.h1, .h2, .h3, .h4, .h5, .h6 {
    font-family: var(--font-display);
    font-weight: 700;
    line-height: var(--leading-tight);
    color: var(--color-text);
}

h1, .h1 { font-size: var(--text-4xl); }
h2, .h2 { font-size: var(--text-3xl); }
h3, .h3 { font-size: var(--text-2xl); }
h4, .h4 { font-size: var(--text-xl); }
h5, .h5 { font-size: var(--text-lg); }
h6, .h6 { font-size: var(--text-base); font-weight: 600; }

p { margin-bottom: var(--space-4); }
p:last-child { margin-bottom: 0; }

.lead {
    font-size: var(--text-lg);
    color: var(--color-text-secondary);
    line-height: var(--leading-relaxed);
}

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

/* Links */
.link {
    color: var(--color-primary);
    text-decoration: underline;
    text-underline-offset: 2px;
    transition: color var(--transition-fast);
}
.link:hover {
    color: var(--color-accent);
}

/* ==========================================================================
   LAYOUT
   ========================================================================== */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin-inline: auto;
    padding-inline: var(--space-4);
}

@media (min-width: 768px) {
    .container { padding-inline: var(--space-6); }
}

.container--narrow { max-width: var(--container-narrow); }
.container--wide { max-width: var(--container-wide); }

.site-main {
    flex: 1;
}

/* Grid system */
.grid {
    display: grid;
    gap: var(--space-6);
}

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

@media (max-width: 1023px) {
    .grid--3, .grid--4 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 639px) {
    .grid--2, .grid--3, .grid--4 { grid-template-columns: 1fr; }
}

/* Section spacing */
.section {
    padding-block: var(--space-16);
}
.section--sm { padding-block: var(--space-10); }
.section--lg { padding-block: var(--space-24); }

.section--alt {
    background-color: var(--color-bg-alt);
}

.section--dark {
    background-color: var(--color-primary);
    color: var(--color-text-inverse);
}
.section--dark .section__title,
.section--dark .section__desc {
    color: var(--color-text-inverse);
}
.section--dark .section__desc {
    opacity: 0.85;
}

/* Section header */
.section__header {
    margin-bottom: var(--space-10);
}
.section__header--center {
    text-align: center;
}
.section__label {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-1) var(--space-3);
    background: var(--color-accent);
    border-radius: var(--radius-full);
    font-family: var(--font-display);
    font-size: var(--text-xs);
    font-weight: 700;
    color: var(--color-text-inverse);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--space-4);
}
.section__title {
    margin-bottom: var(--space-3);
}
.section__desc {
    font-size: var(--text-lg);
    color: var(--color-text-secondary);
    max-width: 600px;
}
.section__header--center .section__desc {
    margin-inline: auto;
}

/* ==========================================================================
   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-display);
    font-size: var(--text-sm);
    font-weight: 600;
    line-height: 1;
    border: 2px solid transparent;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
    white-space: nowrap;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.btn--primary {
    background: var(--color-accent);
    color: var(--color-text-inverse);
    border-color: var(--color-accent);
}
.btn--primary:hover:not(:disabled) {
    background: var(--color-accent-dark);
    border-color: var(--color-accent-dark);
}

.btn--impact {
    background: var(--color-impact);
    color: var(--color-primary-dark);
    border-color: var(--color-impact);
}
.btn--impact:hover:not(:disabled) {
    background: var(--color-impact-dark);
    border-color: var(--color-impact-dark);
}

.btn--secondary {
    background: var(--color-primary);
    color: var(--color-text-inverse);
    border-color: var(--color-primary);
}
.btn--secondary:hover:not(:disabled) {
    background: var(--color-primary-light);
    border-color: var(--color-primary-light);
}

.btn--outline {
    background: transparent;
    color: var(--color-text);
    border-color: var(--color-border);
}
.btn--outline:hover:not(:disabled) {
    border-color: var(--color-primary);
    background: var(--color-surface);
}

.btn--ghost {
    background: transparent;
    color: var(--color-text);
    border-color: transparent;
}
.btn--ghost:hover:not(:disabled) {
    background: var(--color-surface);
}

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

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

.btn--icon {
    padding: var(--space-3);
}
.btn--icon.btn--sm { padding: var(--space-2); }

/* ==========================================================================
   HEADER
   ========================================================================== */
.site-header {
    position: sticky;
    top: 0;
    z-index: var(--z-sticky);
    background: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
    transition: box-shadow var(--transition-base), background var(--transition-base);
}

.site-header.is-scrolled {
    box-shadow: var(--shadow-md);
}

.header__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: var(--header-height);
    gap: var(--space-6);
}

/* Logo */
.site-logo {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    flex-shrink: 0;
}
.site-logo__img {
    height: 40px;
    width: auto;
}
.site-logo__text {
    font-family: var(--font-display);
    font-size: var(--text-xl);
    font-weight: 800;
    color: var(--color-primary);
}
.site-logo__text span {
    color: var(--color-accent);
}

/* Main Nav */
.main-nav {
    display: none;
}
@media (min-width: 1024px) {
    .main-nav {
        display: flex;
        align-items: center;
        gap: var(--space-1);
    }
}

.main-nav__list {
    display: flex;
    align-items: center;
    gap: var(--space-1);
}

.main-nav__link {
    display: block;
    padding: var(--space-2) var(--space-3);
    font-family: var(--font-display);
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--color-text-secondary);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}
.main-nav__link:hover,
.main-nav__link[aria-current="page"] {
    color: var(--color-text);
    background: var(--color-surface);
}

/* Header actions */
.header__actions {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.header__btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    color: var(--color-text-secondary);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}
.header__btn:hover {
    color: var(--color-text);
    background: var(--color-surface);
}
.header__btn svg {
    width: 20px;
    height: 20px;
}

/* Dark mode toggle */
.theme-toggle {
    position: relative;
}
.theme-toggle__icon--light,
.theme-toggle__icon--dark {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: opacity var(--transition-fast), transform var(--transition-fast);
}
.theme-toggle__icon--dark {
    opacity: 0;
    transform: rotate(-90deg);
}
[data-theme="dark"] .theme-toggle__icon--light {
    opacity: 0;
    transform: rotate(90deg);
}
[data-theme="dark"] .theme-toggle__icon--dark {
    opacity: 1;
    transform: rotate(0);
}

/* Mobile menu toggle */
.menu-toggle {
    display: flex;
}
@media (min-width: 1024px) {
    .menu-toggle { display: none; }
}

/* Subscribe CTA in header */
.header__cta {
    display: none;
}
@media (min-width: 768px) {
    .header__cta { display: inline-flex; }
}

/* ==========================================================================
   MOBILE MENU
   ========================================================================== */
.mobile-menu {
    position: fixed;
    inset: 0;
    z-index: var(--z-modal);
    visibility: hidden;
    opacity: 0;
    transition: visibility var(--transition-base), opacity var(--transition-base);
}
.mobile-menu.is-open {
    visibility: visible;
    opacity: 1;
}

.mobile-menu__overlay {
    position: absolute;
    inset: 0;
    background: rgb(0 0 0 / 0.5);
}

.mobile-menu__panel {
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    width: 100%;
    max-width: 320px;
    background: var(--color-bg);
    display: flex;
    flex-direction: column;
    transform: translateX(100%);
    transition: transform var(--transition-base);
}
.mobile-menu.is-open .mobile-menu__panel {
    transform: translateX(0);
}

.mobile-menu__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-4) var(--space-6);
    border-bottom: 1px solid var(--color-border);
}

.mobile-menu__nav {
    flex: 1;
    padding: var(--space-6);
    overflow-y: auto;
}

.mobile-menu__list {
    display: flex;
    flex-direction: column;
    gap: var(--space-1);
}

.mobile-menu__link {
    display: block;
    padding: var(--space-3) var(--space-4);
    font-family: var(--font-display);
    font-weight: 600;
    color: var(--color-text);
    border-radius: var(--radius-md);
    transition: background var(--transition-fast);
}
.mobile-menu__link:hover {
    background: var(--color-surface);
}

.mobile-menu__footer {
    padding: var(--space-6);
    border-top: 1px solid var(--color-border);
}

/* ==========================================================================
   CARDS
   ========================================================================== */
.card {
    display: flex;
    flex-direction: column;
    background: var(--color-bg-elevated);
    border-radius: var(--radius-xl);
    overflow: hidden;
    border: 1px solid var(--color-border-light);
    transition: transform var(--transition-base), box-shadow var(--transition-base);
}
.card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.card__image {
    position: relative;
    aspect-ratio: 16 / 10;
    overflow: hidden;
    background: var(--color-surface);
}
.card__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}
.card:hover .card__image img {
    transform: scale(1.05);
}

.card__badge {
    position: absolute;
    top: var(--space-3);
    left: var(--space-3);
    padding: var(--space-1) var(--space-3);
    background: var(--color-primary);
    border-radius: var(--radius-sm);
    font-family: var(--font-display);
    font-size: var(--text-xs);
    font-weight: 600;
    color: var(--color-text-inverse);
}

/* Sponsored badge */
.card__badge--sponsored {
    background: var(--color-impact);
    color: var(--color-primary-dark);
}

.card__content {
    flex: 1;
    display: flex;
    flex-direction: column;
    padding: var(--space-5);
}

.card__meta {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--space-3);
    margin-bottom: var(--space-3);
    font-size: var(--text-sm);
    color: var(--color-text-muted);
}

.card__category {
    font-weight: 600;
    color: var(--color-accent);
}

.card__country {
    display: flex;
    align-items: center;
    gap: var(--space-1);
}

.card__title {
    font-size: var(--text-lg);
    font-weight: 700;
    line-height: var(--leading-snug);
    margin-bottom: var(--space-3);
}
.card__title a {
    transition: color var(--transition-fast);
}
.card__title a:hover {
    color: var(--color-accent);
}

.card__excerpt {
    flex: 1;
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
    line-height: var(--leading-relaxed);
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
    margin-bottom: var(--space-4);
}

.card__footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: var(--space-4);
    border-top: 1px solid var(--color-border-light);
    font-size: var(--text-sm);
}

.card__reading-time {
    display: flex;
    align-items: center;
    gap: var(--space-1);
    color: var(--color-text-muted);
}
.card__reading-time svg {
    width: 14px;
    height: 14px;
}

.card__link {
    display: flex;
    align-items: center;
    gap: var(--space-1);
    font-weight: 600;
    color: var(--color-primary);
    transition: gap var(--transition-fast), color var(--transition-fast);
}
.card__link:hover {
    gap: var(--space-2);
    color: var(--color-accent);
}
.card__link svg {
    width: 16px;
    height: 16px;
}

/* Card sizes */
.card--featured .card__title {
    font-size: var(--text-2xl);
}
.card--featured .card__excerpt {
    -webkit-line-clamp: 4;
}

.card--horizontal {
    flex-direction: row;
}
.card--horizontal .card__image {
    width: 200px;
    flex-shrink: 0;
    aspect-ratio: auto;
}
@media (max-width: 639px) {
    .card--horizontal {
        flex-direction: column;
    }
    .card--horizontal .card__image {
        width: 100%;
        aspect-ratio: 16 / 10;
    }
}

.card--compact .card__content {
    padding: var(--space-4);
}
.card--compact .card__title {
    font-size: var(--text-base);
}
.card--compact .card__excerpt {
    display: none;
}

/* ==========================================================================
   HERO SECTION
   ========================================================================== */
.hero {
    position: relative;
    padding: var(--space-12) 0 var(--space-16);
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 50%, var(--color-accent-dark) 100%);
    color: var(--color-text-inverse);
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.hero__inner {
    position: relative;
    z-index: 1;
    display: grid;
    gap: var(--space-8);
    align-items: center;
}

@media (min-width: 1024px) {
    .hero__inner {
        grid-template-columns: 1fr 1fr;
        gap: var(--space-12);
    }
}

.hero__content {
    max-width: 600px;
}

.hero__label {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-4);
    background: rgb(255 255 255 / 0.15);
    border: 1px solid rgb(255 255 255 / 0.2);
    border-radius: var(--radius-full);
    font-family: var(--font-display);
    font-size: var(--text-sm);
    font-weight: 600;
    margin-bottom: var(--space-6);
    backdrop-filter: blur(8px);
}

.hero__title {
    font-size: var(--text-5xl);
    font-weight: 800;
    line-height: 1.1;
    color: inherit;
    margin-bottom: var(--space-6);
}
.hero__title .highlight {
    color: var(--color-impact-light);
}

.hero__desc {
    font-size: var(--text-lg);
    opacity: 0.9;
    margin-bottom: var(--space-8);
    line-height: var(--leading-relaxed);
}

.hero__actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-4);
}

.hero__btn--primary {
    background: var(--color-impact);
    border-color: var(--color-impact);
    color: var(--color-primary-dark);
}
.hero__btn--primary:hover {
    background: var(--color-text-inverse);
    border-color: var(--color-text-inverse);
}

.hero__btn--outline {
    background: transparent;
    border-color: rgb(255 255 255 / 0.3);
    color: var(--color-text-inverse);
}
.hero__btn--outline:hover {
    background: rgb(255 255 255 / 0.1);
    border-color: var(--color-text-inverse);
}

/* Hero featured card */
.hero__featured {
    display: none;
}
@media (min-width: 1024px) {
    .hero__featured {
        display: block;
    }
}

.hero__card {
    background: var(--color-bg);
    border-radius: var(--radius-2xl);
    overflow: hidden;
    box-shadow: var(--shadow-2xl);
}
.hero__card .card__content {
    color: var(--color-text);
}
.hero__card .card__title {
    color: var(--color-text);
}

/* ==========================================================================
   TOPIC PILLS / TABS
   ========================================================================== */
.topic-pills {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
    justify-content: center;
}

.topic-pill {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-4);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-full);
    font-family: var(--font-display);
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--color-text-secondary);
    transition: all var(--transition-fast);
    cursor: pointer;
}
.topic-pill:hover,
.topic-pill.is-active {
    background: var(--color-accent);
    border-color: var(--color-accent);
    color: var(--color-text-inverse);
}

.section--dark .topic-pill {
    background: rgb(255 255 255 / 0.1);
    border-color: rgb(255 255 255 / 0.2);
    color: rgb(255 255 255 / 0.7);
}
.section--dark .topic-pill:hover,
.section--dark .topic-pill.is-active {
    background: var(--color-accent);
    border-color: var(--color-accent);
    color: var(--color-text-inverse);
}

/* ==========================================================================
   NEWSLETTER CTA
   ========================================================================== */
.newsletter {
    padding: var(--space-16) 0;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
    color: var(--color-text-inverse);
    position: relative;
    overflow: hidden;
}

.newsletter::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image: url("data:image/svg+xml,%3Csvg width='40' height='40' viewBox='0 0 40 40' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='%23ffffff' fill-opacity='0.03' fill-rule='evenodd'%3E%3Cpath d='M0 38.59l2.83-2.83 1.41 1.41L1.41 40H0v-1.41zM0 1.4l2.83 2.83 1.41-1.41L1.41 0H0v1.41zM38.59 40l-2.83-2.83 1.41-1.41L40 38.59V40h-1.41zM40 1.41l-2.83 2.83-1.41-1.41L38.59 0H40v1.41zM20 18.6l2.83-2.83 1.41 1.41L21.41 20l2.83 2.83-1.41 1.41L20 21.41l-2.83 2.83-1.41-1.41L18.59 20l-2.83-2.83 1.41-1.41L20 18.59z'/%3E%3C/g%3E%3C/svg%3E");
}

.newsletter__inner {
    position: relative;
    z-index: 1;
    max-width: 600px;
    margin: 0 auto;
    text-align: center;
}

.newsletter__icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 72px;
    height: 72px;
    background: rgb(255 255 255 / 0.15);
    border-radius: var(--radius-2xl);
    margin-bottom: var(--space-6);
    color: var(--color-impact-light);
}
.newsletter__icon svg {
    width: 36px;
    height: 36px;
}

.newsletter__title {
    color: inherit;
    margin-bottom: var(--space-4);
}

.newsletter__desc {
    opacity: 0.85;
    margin-bottom: var(--space-8);
}

.newsletter__form {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}
@media (min-width: 480px) {
    .newsletter__form {
        flex-direction: row;
    }
}

.newsletter__input {
    flex: 1;
    padding: var(--space-4) var(--space-5);
    background: var(--color-bg);
    border: 2px solid transparent;
    border-radius: var(--radius-lg);
    font-size: var(--text-base);
    color: var(--color-text);
    transition: border-color var(--transition-fast);
}
.newsletter__input:focus {
    outline: none;
    border-color: var(--color-accent);
}
.newsletter__input::placeholder {
    color: var(--color-text-muted);
}

.newsletter__submit {
    padding: var(--space-4) var(--space-8);
    background: var(--color-impact);
    border: none;
    border-radius: var(--radius-lg);
    font-family: var(--font-display);
    font-size: var(--text-base);
    font-weight: 700;
    color: var(--color-primary-dark);
    cursor: pointer;
    transition: all var(--transition-fast);
}
.newsletter__submit:hover {
    background: var(--color-impact-light);
    transform: translateY(-2px);
}

.newsletter__privacy {
    margin-top: var(--space-4);
    font-size: var(--text-sm);
    opacity: 0.7;
}
.newsletter__privacy a {
    color: var(--color-impact-light);
    text-decoration: underline;
}

/* Inline newsletter (in article) */
.newsletter--inline {
    padding: var(--space-8);
    border-radius: var(--radius-2xl);
    margin: var(--space-10) 0;
}
.newsletter--inline .newsletter__inner {
    max-width: none;
}
.newsletter--inline .newsletter__icon {
    width: 56px;
    height: 56px;
}
.newsletter--inline .newsletter__icon svg {
    width: 28px;
    height: 28px;
}

/* ==========================================================================
   PRESS REVIEW (Plugin Integration)
   ========================================================================== */
.press-review {
    /* Wrapper for plugin output */
}

.press-review--placeholder {
    padding: var(--space-10);
    background: var(--color-surface);
    border-radius: var(--radius-xl);
    text-align: center;
    color: var(--color-text-muted);
}

/* Style overrides for plugin cards if needed */
.press-review .card {
    /* Inherit theme styles */
}

/* ==========================================================================
   FOOTER
   ========================================================================== */
.site-footer {
    background: var(--color-primary-dark);
    color: rgb(255 255 255 / 0.8);
    padding-top: var(--space-16);
}

[data-theme="dark"] .site-footer {
    background: var(--color-bg-alt);
    border-top: 1px solid var(--color-border);
}

.footer__main {
    display: grid;
    gap: var(--space-10);
    padding-bottom: var(--space-12);
    border-bottom: 1px solid rgb(255 255 255 / 0.1);
}
@media (min-width: 768px) {
    .footer__main {
        grid-template-columns: 2fr 1fr 1fr 1fr;
    }
}

[data-theme="dark"] .footer__main {
    border-bottom-color: var(--color-border);
}

.footer__brand {
    max-width: 280px;
}

.footer__logo {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    margin-bottom: var(--space-4);
}
.footer__logo-text {
    font-family: var(--font-display);
    font-size: var(--text-xl);
    font-weight: 800;
    color: var(--color-text-inverse);
}
.footer__logo-text span {
    color: var(--color-accent-light);
}

.footer__desc {
    font-size: var(--text-sm);
    line-height: var(--leading-relaxed);
    margin-bottom: var(--space-6);
}

.footer__social {
    display: flex;
    gap: var(--space-2);
}
.footer__social a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: rgb(255 255 255 / 0.1);
    border-radius: var(--radius-md);
    color: rgb(255 255 255 / 0.7);
    transition: all var(--transition-fast);
}
.footer__social a:hover {
    background: var(--color-accent);
    color: var(--color-text-inverse);
}
.footer__social svg {
    width: 18px;
    height: 18px;
}

.footer__title {
    font-family: var(--font-display);
    font-size: var(--text-sm);
    font-weight: 700;
    color: var(--color-text-inverse);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--space-5);
}

.footer__menu li {
    margin-bottom: var(--space-3);
}
.footer__menu a {
    font-size: var(--text-sm);
    color: rgb(255 255 255 / 0.7);
    transition: color var(--transition-fast);
}
.footer__menu a:hover {
    color: var(--color-accent-light);
}

.footer__bottom {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
    gap: var(--space-4);
    padding: var(--space-6) 0;
}

.footer__copyright {
    font-size: var(--text-sm);
    color: rgb(255 255 255 / 0.5);
}

.footer__legal {
    display: flex;
    gap: var(--space-6);
}
.footer__legal a {
    font-size: var(--text-sm);
    color: rgb(255 255 255 / 0.5);
    transition: color var(--transition-fast);
}
.footer__legal a:hover {
    color: var(--color-accent-light);
}

/* ==========================================================================
   SINGLE ARTICLE
   ========================================================================== */
.article-header {
    padding: var(--space-10) 0 var(--space-6);
}

.article-header__meta {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--space-4);
    margin-bottom: var(--space-6);
}

.article-header__category {
    padding: var(--space-1) var(--space-3);
    background: var(--color-accent);
    border-radius: var(--radius-full);
    font-family: var(--font-display);
    font-size: var(--text-xs);
    font-weight: 700;
    color: var(--color-text-inverse);
    text-transform: uppercase;
}

.article-header__category--sponsored {
    background: var(--color-impact);
    color: var(--color-primary-dark);
}

.article-header__date,
.article-header__reading-time {
    font-size: var(--text-sm);
    color: var(--color-text-muted);
}

.article-header__title {
    font-size: var(--text-4xl);
    margin-bottom: var(--space-6);
}

.article-header__excerpt {
    font-size: var(--text-lg);
    color: var(--color-text-secondary);
    line-height: var(--leading-relaxed);
    max-width: 800px;
}

/* Featured image */
.article-hero {
    margin-bottom: var(--space-10);
}
.article-hero__image {
    aspect-ratio: 21 / 9;
    border-radius: var(--radius-2xl);
    overflow: hidden;
}
.article-hero__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.article-hero__caption {
    margin-top: var(--space-3);
    font-size: var(--text-sm);
    color: var(--color-text-muted);
    text-align: center;
}

/* Article content */
.article-content {
    max-width: var(--container-narrow);
    margin: 0 auto;
    padding-bottom: var(--space-16);
}

.article-content p {
    font-size: var(--text-lg);
    line-height: var(--leading-loose);
    margin-bottom: var(--space-6);
}

.article-content h2 {
    margin-top: var(--space-12);
    margin-bottom: var(--space-4);
    padding-top: var(--space-4);
}

.article-content h3 {
    margin-top: var(--space-8);
    margin-bottom: var(--space-3);
}

.article-content ul,
.article-content ol {
    margin-bottom: var(--space-6);
    padding-left: var(--space-6);
}

.article-content li {
    margin-bottom: var(--space-2);
    line-height: var(--leading-relaxed);
}
.article-content ul li { list-style: disc; }
.article-content ol li { list-style: decimal; }

.article-content blockquote {
    margin: var(--space-8) 0;
    padding: var(--space-6);
    padding-left: var(--space-8);
    background: var(--color-surface);
    border-left: 4px solid var(--color-accent);
    border-radius: 0 var(--radius-lg) var(--radius-lg) 0;
    font-size: var(--text-lg);
    font-style: italic;
}

.article-content a {
    color: var(--color-accent);
    text-decoration: underline;
    text-underline-offset: 2px;
}
.article-content a:hover {
    color: var(--color-accent-dark);
}

.article-content img {
    border-radius: var(--radius-lg);
    margin: var(--space-8) 0;
}

.article-content figure {
    margin: var(--space-8) 0;
}
.article-content figcaption {
    margin-top: var(--space-3);
    font-size: var(--text-sm);
    color: var(--color-text-muted);
    text-align: center;
}

/* Table of contents */
.article-toc {
    position: sticky;
    top: calc(var(--header-height) + var(--space-6));
    padding: var(--space-5);
    background: var(--color-surface);
    border-radius: var(--radius-xl);
    margin-bottom: var(--space-8);
}

.article-toc__title {
    font-size: var(--text-sm);
    font-weight: 700;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--space-4);
}

.article-toc__list {
    display: flex;
    flex-direction: column;
    gap: var(--space-1);
}

.article-toc__link {
    display: block;
    padding: var(--space-2) var(--space-3);
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
    border-radius: var(--radius-md);
    border-left: 2px solid transparent;
    transition: all var(--transition-fast);
}
.article-toc__link:hover,
.article-toc__link.is-active {
    color: var(--color-primary);
    background: var(--color-bg);
    border-left-color: var(--color-accent);
}
.article-toc__link--h3 {
    padding-left: var(--space-6);
    font-size: var(--text-xs);
}

/* Share buttons */
.article-share {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-6) 0;
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
    margin: var(--space-8) 0;
}

.article-share__label {
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--color-text-muted);
}

.article-share__btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: var(--color-surface);
    border-radius: var(--radius-md);
    color: var(--color-text-secondary);
    transition: all var(--transition-fast);
}
.article-share__btn:hover {
    background: var(--color-primary);
    color: var(--color-text-inverse);
}
.article-share__btn svg {
    width: 18px;
    height: 18px;
}

/* Author box */
.author-box {
    display: flex;
    gap: var(--space-5);
    padding: var(--space-6);
    background: var(--color-surface);
    border-radius: var(--radius-xl);
    margin: var(--space-10) 0;
}

.author-box__avatar {
    flex-shrink: 0;
    width: 80px;
    height: 80px;
    border-radius: var(--radius-full);
    overflow: hidden;
}
.author-box__avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.author-box__info {
    flex: 1;
}

.author-box__label {
    font-size: var(--text-xs);
    font-weight: 600;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--space-1);
}

.author-box__name {
    font-size: var(--text-lg);
    font-weight: 700;
    margin-bottom: var(--space-2);
}

.author-box__bio {
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
    line-height: var(--leading-relaxed);
}

/* Related articles */
.related-articles {
    padding-top: var(--space-16);
    border-top: 1px solid var(--color-border);
}

/* ==========================================================================
   AD SLOTS
   ========================================================================== */
.ad-slot {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 90px;
    background: var(--color-surface);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.ad-slot--header {
    margin-bottom: var(--space-6);
}

.ad-slot--sidebar {
    position: sticky;
    top: calc(var(--header-height) + var(--space-6));
}

.ad-slot--inline {
    margin: var(--space-8) 0;
}

.ad-slot--footer {
    margin-top: var(--space-10);
}

.ad-slot:empty {
    display: none;
}

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

/* ==========================================================================
   SEARCH
   ========================================================================== */
.search-modal {
    position: fixed;
    inset: 0;
    z-index: var(--z-modal);
    display: flex;
    align-items: flex-start;
    justify-content: center;
    padding-top: 20vh;
    visibility: hidden;
    opacity: 0;
    transition: all var(--transition-base);
}
.search-modal.is-open {
    visibility: visible;
    opacity: 1;
}

.search-modal__overlay {
    position: absolute;
    inset: 0;
    background: rgb(0 0 0 / 0.8);
    backdrop-filter: blur(4px);
}

.search-modal__content {
    position: relative;
    width: 100%;
    max-width: 600px;
    margin: 0 var(--space-4);
}

.search-modal__form {
    display: flex;
    background: var(--color-bg);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-2xl);
}

.search-modal__input {
    flex: 1;
    padding: var(--space-5) var(--space-6);
    border: none;
    font-size: var(--text-lg);
    background: transparent;
    color: var(--color-text);
}
.search-modal__input:focus {
    outline: none;
}
.search-modal__input::placeholder {
    color: var(--color-text-muted);
}

.search-modal__submit {
    padding: var(--space-5);
    background: var(--color-primary);
    border: none;
    color: var(--color-text-inverse);
    cursor: pointer;
    transition: background var(--transition-fast);
}
.search-modal__submit:hover {
    background: var(--color-primary-light);
}
.search-modal__submit svg {
    width: 24px;
    height: 24px;
}

.search-modal__close {
    position: absolute;
    top: calc(-1 * var(--space-12));
    right: 0;
    padding: var(--space-2);
    background: transparent;
    border: none;
    color: var(--color-text-inverse);
    cursor: pointer;
}

/* ==========================================================================
   UTILITIES
   ========================================================================== */
.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-left { text-align: left; }
.text-right { text-align: right; }

.hidden { display: none !important; }

@media (max-width: 767px) {
    .hide-mobile { display: none !important; }
}
@media (min-width: 768px) {
    .hide-desktop { display: none !important; }
}

/* ==========================================================================
   WORDPRESS CORE STYLES
   ========================================================================== */
.alignleft {
    float: left;
    margin-right: var(--space-6);
    margin-bottom: var(--space-4);
}
.alignright {
    float: right;
    margin-left: var(--space-6);
    margin-bottom: var(--space-4);
}
.aligncenter {
    display: block;
    margin-left: auto;
    margin-right: auto;
}
.alignwide {
    margin-left: calc(-1 * var(--space-8));
    margin-right: calc(-1 * var(--space-8));
    max-width: calc(100% + var(--space-16));
}
.alignfull {
    margin-left: calc(-50vw + 50%);
    margin-right: calc(-50vw + 50%);
    max-width: 100vw;
    width: 100vw;
}

.wp-caption {
    max-width: 100%;
    margin-bottom: var(--space-6);
}
.wp-caption-text {
    font-size: var(--text-sm);
    color: var(--color-text-muted);
    text-align: center;
    padding-top: var(--space-2);
}

/* Pagination */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--space-2);
    margin-top: var(--space-12);
}

.pagination a,
.pagination span {
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 44px;
    height: 44px;
    padding: 0 var(--space-3);
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    font-weight: 600;
    color: var(--color-text);
    transition: all var(--transition-fast);
}

.pagination a:hover {
    background: var(--color-surface);
    border-color: var(--color-primary);
}

.pagination .current {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: var(--color-text-inverse);
}

/* ==========================================================================
   PRINT STYLES
   ========================================================================== */
@media print {
    .site-header,
    .site-footer,
    .ad-slot,
    .newsletter,
    .article-share,
    .related-articles {
        display: none !important;
    }
    
    body {
        font-size: 12pt;
        line-height: 1.5;
        color: #000;
        background: #fff;
    }
    
    a {
        text-decoration: underline;
    }
    
    .article-content {
        max-width: 100%;
    }
}