/* BASE STYLES & VARIABLES */
:root {
    --graphite-asphalt: #20272A;
    --midnight-graphite: #111719;
    --paper-white: #F7F8F5;
    --registration-ivory: #ECEDE7;
    --cool-concrete: #C9CFCD;
    --brushed-alloy: #A5AFB0;
    --road-slate: #596569;
    --petrol-teal: #287B7D;
    --signal-teal: #43A6A5;
    --european-moss: #6E8059;
    --amber-marker: #C59A4B;
    --copper-signal: #A96855;

    --spacing-4: 4px;
    --spacing-8: 8px;
    --spacing-12: 12px;
    --spacing-16: 16px;
    --spacing-24: 24px;
    --spacing-32: 32px;
    --spacing-40: 40px;
    --spacing-64: 64px;

    --font-primary: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji";
    
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
}

html, body {
    margin: 0;
    padding: 0;
    width: 100%;
    background-color: var(--paper-white);
    color: var(--midnight-graphite);
    font-family: var(--font-primary);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

* {
    box-sizing: border-box;
    overflow-wrap: anywhere;
    min-width: 0;
}

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

a {
    color: var(--petrol-teal);
    text-decoration: none;
    transition: color 0.2s ease;
}

a:hover, a:focus {
    color: var(--signal-teal);
}

a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible {
    outline: 2px solid var(--petrol-teal);
    outline-offset: 4px;
}

h1, h2, h3, h4 {
    color: var(--graphite-asphalt);
    margin-top: 0;
    margin-bottom: var(--spacing-16);
    line-height: 1.2;
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.5rem; }

p { margin-top: 0; margin-bottom: var(--spacing-16); }

/* LAYOUT */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-24);
}

.section-spacing {
    margin-top: var(--spacing-64);
    margin-bottom: var(--spacing-64);
}

/* HEADER & NAVIGATION */
.site-header {
    background-color: var(--registration-ivory);
    border-bottom: 1px solid var(--cool-concrete);
    height: 64px;
    display: flex;
    align-items: center;
}

.header-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}

.brand {
    display: flex;
    align-items: center;
    gap: var(--spacing-8);
    font-weight: 700;
    color: var(--midnight-graphite);
    font-size: 1.1rem;
}

.brand svg {
    width: 24px;
    height: 24px;
    fill: var(--petrol-teal);
}

.desktop-nav {
    display: none;
}

.desktop-nav ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    gap: var(--spacing-24);
}

.desktop-nav a {
    color: var(--graphite-asphalt);
    font-weight: 500;
}

.desktop-nav a[aria-current="page"] {
    color: var(--petrol-teal);
    border-bottom: 2px solid var(--petrol-teal);
}

.header-cta {
    display: none;
}

.btn-primary {
    background-color: var(--petrol-teal);
    color: var(--paper-white);
    padding: var(--spacing-8) var(--spacing-16);
    border-radius: var(--radius-sm);
    font-weight: 600;
    border: none;
    cursor: pointer;
    display: inline-block;
    text-align: center;
    transition: background-color 0.2s;
}

.btn-primary:hover, .btn-primary:focus {
    background-color: var(--signal-teal);
    color: var(--paper-white);
}

.btn-secondary {
    background-color: transparent;
    color: var(--petrol-teal);
    padding: var(--spacing-8) var(--spacing-16);
    border-radius: var(--radius-sm);
    font-weight: 600;
    border: 2px solid var(--petrol-teal);
    cursor: pointer;
    display: inline-block;
    text-align: center;
    transition: all 0.2s;
}

.btn-secondary:hover, .btn-secondary:focus {
    background-color: var(--registration-ivory);
}

/* MOBILE MENU */
.menu-toggle {
    background: transparent;
    border: none;
    cursor: pointer;
    padding: var(--spacing-8);
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.menu-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background-color: var(--midnight-graphite);
    transition: transform 0.2s;
}

.mobile-nav-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--paper-white);
    z-index: 1000;
    padding: var(--spacing-24);
    display: flex;
    flex-direction: column;
    transform: translateX(100%);
    transition: transform 0.3s ease;
}

.mobile-nav-overlay.is-open {
    transform: translateX(0);
}

.mobile-nav-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-40);
}

.close-menu {
    background: transparent;
    border: none;
    font-size: 2rem;
    color: var(--graphite-asphalt);
    cursor: pointer;
    line-height: 1;
}

.mobile-nav-links {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-24);
}

.mobile-nav-links a {
    font-size: 1.5rem;
    color: var(--midnight-graphite);
    font-weight: 600;
}

/* HERO SECTION - STRICT IMAGE SEPARATION */
.hero-wrapper {
    display: flex;
    flex-direction: column;
    margin-top: var(--spacing-40);
    margin-bottom: var(--spacing-64);
}

.hero-image-container {
    width: 100%;
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.hero-content-panel {
    margin-top: var(--spacing-32); /* STRICT 32px GAP */
    background: rgba(236, 237, 231, 0.85); /* Registration Ivory */
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    padding: var(--spacing-40);
    border-radius: var(--radius-lg);
    box-shadow: 0 8px 32px rgba(32, 39, 42, 0.08);
    border: 1px solid var(--cool-concrete);
    position: relative;
}

.hero-content-panel::before {
    content: "";
    position: absolute;
    top: 0;
    right: 24px;
    width: 80px;
    height: 4px;
    background-color: var(--petrol-teal);
    border-bottom-left-radius: 4px;
    border-bottom-right-radius: 4px;
}

.editorial-label {
    display: inline-block;
    text-transform: uppercase;
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--road-slate);
    letter-spacing: 1px;
    margin-bottom: var(--spacing-16);
}

.hero-actions {
    display: flex;
    gap: var(--spacing-16);
    margin-top: var(--spacing-24);
    flex-wrap: wrap;
}

.meta-panel {
    margin-top: var(--spacing-32);
    display: flex;
    gap: var(--spacing-24);
    border-top: 1px dashed var(--cool-concrete);
    padding-top: var(--spacing-16);
}

.meta-item {
    display: flex;
    flex-direction: column;
}

.meta-label {
    font-size: 0.75rem;
    color: var(--road-slate);
    text-transform: uppercase;
}

.meta-value {
    font-weight: 600;
    color: var(--graphite-asphalt);
    margin-top: var(--spacing-4); /* Ensure 12px minimum logic by spacing adjustments */
    padding-top: var(--spacing-8);
}

/* TOPIC CARDS - STRICT IMAGE SEPARATION */
.topics-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-40);
    margin-top: var(--spacing-40);
}

.topic-card {
    display: flex;
    flex-direction: column;
}

.card-img-wrapper {
    width: 100%;
    border-radius: var(--radius-md);
    overflow: hidden;
    background-color: var(--registration-ivory);
}

.card-img-wrapper img {
    width: 100%;
    aspect-ratio: 16/9;
    object-fit: cover;
}

.card-glass-panel {
    margin-top: var(--spacing-24); /* STRICT 24-40px GAP */
    background: rgba(247, 248, 245, 0.9); /* Paper White */
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    padding: var(--spacing-24);
    border-radius: var(--radius-md);
    box-shadow: 0 4px 20px rgba(17, 23, 25, 0.05);
    border: 1px solid rgba(201, 207, 205, 0.4);
    display: flex;
    flex-direction: column;
    flex: 1;
}

.card-glass-panel h3 {
    margin-bottom: var(--spacing-8);
}

.card-glass-panel p {
    color: var(--road-slate);
    margin-bottom: var(--spacing-24);
    flex: 1;
}

.card-cta {
    align-self: flex-start;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: var(--spacing-8);
}

.card-cta::after {
    content: "→";
    transition: transform 0.2s;
}

.card-cta:hover::after {
    transform: translateX(4px);
}

/* SUPPORTING SECTION */
.supporting-section {
    background-color: var(--registration-ivory);
    padding: var(--spacing-64) 0;
    margin-top: var(--spacing-64);
    border-top: 4px solid var(--brushed-alloy);
}

.supporting-content {
    max-width: 800px;
}

.supporting-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-24);
    margin-top: var(--spacing-32);
    margin-bottom: var(--spacing-32);
}

/* ARTICLE / SUB-PAGE STYLES */
.page-header {
    margin-top: var(--spacing-40);
    margin-bottom: var(--spacing-40);
}

.content-layout {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-40);
}

.main-article {
    background: var(--paper-white);
    padding: var(--spacing-32);
    border-radius: var(--radius-lg);
    box-shadow: 0 2px 12px rgba(17, 23, 25, 0.03);
    border: 1px solid var(--cool-concrete);
}

.article-hero-img {
    width: 100%;
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-32); /* Gap before content */
    aspect-ratio: 21/9;
    object-fit: cover;
}

.article-content h2 { margin-top: var(--spacing-40); padding-bottom: var(--spacing-8); border-bottom: 1px solid var(--registration-ivory); }
.article-content h3 { margin-top: var(--spacing-32); color: var(--road-slate); }
.article-content ul { padding-left: var(--spacing-24); margin-bottom: var(--spacing-24); }
.article-content li { margin-bottom: var(--spacing-8); }

.notice-box {
    background-color: var(--registration-ivory);
    border-left: 4px solid var(--amber-marker);
    padding: var(--spacing-16);
    margin: var(--spacing-24) 0;
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.notice-box.alert {
    border-left-color: var(--copper-signal);
}

/* CONTACT PAGE */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-40);
}

.contact-info, .contact-form-container {
    background: var(--paper-white);
    padding: var(--spacing-32);
    border-radius: var(--radius-lg);
    box-shadow: 0 4px 16px rgba(0,0,0,0.05);
    border: 1px solid var(--cool-concrete);
}

.map-block {
    height: 200px;
    background-color: var(--registration-ivory);
    background-image: linear-gradient(var(--cool-concrete) 1px, transparent 1px), linear-gradient(90deg, var(--cool-concrete) 1px, transparent 1px);
    background-size: 20px 20px;
    border-radius: var(--radius-md);
    margin-top: var(--spacing-24);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--road-slate);
    border: 1px solid var(--brushed-alloy);
}

.form-group {
    margin-bottom: var(--spacing-24);
}

.form-group label {
    display: block;
    margin-bottom: var(--spacing-8);
    font-weight: 600;
    color: var(--graphite-asphalt);
}

.form-control {
    width: 100%;
    padding: var(--spacing-12);
    border: 1px solid var(--brushed-alloy);
    border-radius: var(--radius-sm);
    font-family: inherit;
    font-size: 1rem;
    background-color: var(--paper-white);
}

.form-control:focus {
    outline: none;
    border-color: var(--petrol-teal);
    box-shadow: 0 0 0 3px rgba(40, 123, 125, 0.2);
}

.form-control.is-invalid {
    border-color: var(--copper-signal);
}

.error-message {
    color: var(--copper-signal);
    font-size: 0.85rem;
    margin-top: var(--spacing-4);
    display: none;
}

.form-control.is-invalid + .error-message {
    display: block;
}

.form-success {
    background-color: var(--european-moss);
    color: var(--paper-white);
    padding: var(--spacing-24);
    border-radius: var(--radius-md);
    display: none;
}

.form-success.is-visible {
    display: block;
}

/* FOOTER */
.site-footer {
    background-color: var(--graphite-asphalt);
    color: var(--registration-ivory);
    padding: var(--spacing-64) 0;
    margin-top: auto;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-40);
    margin-bottom: var(--spacing-40);
}

.footer-col h4 {
    color: var(--paper-white);
    margin-bottom: var(--spacing-16);
    font-size: 1.1rem;
}

.footer-links {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-links li {
    margin-bottom: var(--spacing-8);
}

.footer-links a {
    color: var(--cool-concrete);
}

.footer-links a:hover, .footer-links a:focus {
    color: var(--paper-white);
}

.footer-bottom {
    border-top: 1px solid var(--road-slate);
    padding-top: var(--spacing-24);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-16);
    font-size: 0.9rem;
    color: var(--cool-concrete);
}

.footer-domain a {
    color: var(--paper-white);
    font-weight: 700;
    font-size: 1.2rem;
}

/* COOKIE BANNER */
.cookie-banner {
    position: fixed;
    bottom: var(--spacing-24);
    left: var(--spacing-24);
    right: var(--spacing-24);
    background-color: var(--midnight-graphite);
    color: var(--paper-white);
    padding: var(--spacing-24);
    border-radius: var(--radius-md);
    box-shadow: 0 10px 40px rgba(0,0,0,0.3);
    z-index: 900;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-16);
}

.cookie-banner[hidden] {
    display: none !important;
}

.cookie-actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-8);
}

.cookie-btn {
    background: transparent;
    border: 1px solid var(--cool-concrete);
    color: var(--paper-white);
    padding: var(--spacing-8) var(--spacing-16);
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-size: 0.9rem;
}

.cookie-btn.primary {
    background: var(--petrol-teal);
    border-color: var(--petrol-teal);
}

.cookie-btn:hover, .cookie-btn:focus {
    background: var(--signal-teal);
    border-color: var(--signal-teal);
}

.cookie-dialog {
    background: var(--paper-white);
    border: none;
    border-radius: var(--radius-md);
    padding: var(--spacing-32);
    max-width: 500px;
    width: 90%;
    box-shadow: 0 10px 40px rgba(0,0,0,0.2);
}

.cookie-dialog::backdrop {
    background: rgba(17, 23, 25, 0.5);
    backdrop-filter: blur(4px);
}

/* RESPONSIVE DESIGN */
@media (min-width: 768px) {
    .menu-toggle { display: none; }
    .desktop-nav { display: block; }
    .header-cta { display: block; }
    
    .topics-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .supporting-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    .footer-grid {
        grid-template-columns: repeat(4, 1fr);
    }
    .footer-bottom {
        flex-direction: row;
        justify-content: space-between;
        align-items: center;
    }
    .contact-grid {
        grid-template-columns: 1fr 2fr;
    }
    .cookie-banner {
        flex-direction: row;
        align-items: center;
        justify-content: space-between;
        max-width: 1000px;
        margin: 0 auto;
    }
}

@media (min-width: 1024px) {
    .hero-wrapper {
        flex-direction: row;
        align-items: center;
        gap: var(--spacing-40);
    }
    .hero-image-container {
        flex: 1.5;
    }
    .hero-content-panel {
        flex: 1;
        margin-top: 0;
        margin-left: calc(var(--spacing-40) * -1); /* Create overlap safely */
        z-index: 10;
    }
    .topics-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 399px) {
    h1 { font-size: 2rem; }
    h2 { font-size: 1.5rem; }
    .hero-content-panel {
        padding: var(--spacing-24);
    }
    .meta-panel {
        flex-direction: column;
        gap: var(--spacing-16);
    }
}

/* REDUCED MOTION */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}