/* CSS RESET AND CUSTOM PROPERTIES */
:root {
    --deep-graphite: #182124;
    --midnight-slate: #101719;
    --carbon: #0B1011;
    --industrial-slate: #39484A;
    --hotel-stone: #D9D7CE;
    --warm-linen: #F3F0E7;
    --cool-mist: #E3EAE7;
    
    --electric-teal: #27A6A1;
    --signal-mint: #79C9B3;
    --energy-lime: #B5C84A;
    --meter-gold: #D0A844;
    --thermal-amber: #C9824F;
    --cooling-blue: #4F8191;

    --font-stack: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    --space-4: 4px;
    --space-8: 8px;
    --space-16: 16px;
    --space-24: 24px;
    --space-32: 32px;
    --space-40: 40px;
    --space-64: 64px;

    --border-thickness: 3px;
}

*, *::before, *::after {
    box-sizing: border-box;
}

body, h1, h2, h3, h4, p, ul, li, figure, figcaption, blockquote, dl, dd {
    margin: 0;
    padding: 0;
}

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

body {
    font-family: var(--font-stack);
    line-height: 1.6;
    background-color: var(--warm-linen);
    color: var(--deep-graphite);
    min-width: 0;
    overflow-x: hidden; /* Fallback conceptually, but we use strict bounds */
    overflow-wrap: anywhere;
}

/* We ensure no actual element causes overflow */
html, body {
    max-width: 100vw;
}

img, svg {
    max-width: 100%;
    display: block;
}

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

a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible {
    outline: 3px solid var(--electric-teal);
    outline-offset: 4px;
}

/* TYPOGRAPHY */
h1, h2, h3, h4 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--space-16);
    color: var(--midnight-slate);
}

h1 { font-size: clamp(2rem, 5vw, 3.5rem); text-transform: uppercase; letter-spacing: -0.02em; }
h2 { font-size: clamp(1.5rem, 3vw, 2.25rem); margin-top: var(--space-40); border-bottom: 2px solid var(--deep-graphite); padding-bottom: var(--space-8); }
h3 { font-size: clamp(1.25rem, 2vw, 1.5rem); margin-top: var(--space-32); }

p { margin-bottom: var(--space-16); }
.text-small { font-size: 0.875rem; }
.text-longform { font-size: 1.125rem; max-width: 75ch; }

/* UTILITY CLASSES */
.bg-warm-linen { background-color: var(--warm-linen); }
.bg-cool-mist { background-color: var(--cool-mist); }
.bg-midnight-slate { background-color: var(--midnight-slate); }
.bg-white { background-color: #ffffff; }

.text-deep-graphite { color: var(--deep-graphite); }
.text-warm-linen { color: var(--warm-linen); }
.text-electric-teal { color: var(--electric-teal); }
.text-signal-mint { color: var(--signal-mint); }
.text-thermal-amber { color: var(--thermal-amber); }

.border-neo {
    border: var(--border-thickness) solid var(--deep-graphite);
    box-shadow: 6px 6px 0 var(--deep-graphite);
}
.border-amber { border-color: var(--thermal-amber); box-shadow: 6px 6px 0 var(--thermal-amber); }

.p-32 { padding: var(--space-32); }
.p-40 { padding: var(--space-40); }
.my-32 { margin-top: var(--space-32); margin-bottom: var(--space-32); }
.mt-0 { margin-top: 0; }
.mt-16 { margin-top: var(--space-16); }
.mt-32 { margin-top: var(--space-32); }
.mb-32 { margin-bottom: var(--space-32); }
.m-0 { margin: 0; }
.w-100 { width: 100%; }

.skip-link {
    position: absolute;
    top: -40px;
    left: 0;
    background: var(--electric-teal);
    color: var(--warm-linen);
    padding: 8px;
    z-index: 100;
}
.skip-link:focus { top: 0; }

.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--space-24);
}

/* HEADER & NAVIGATION */
.site-header {
    background: var(--warm-linen);
    border-bottom: var(--border-thickness) solid var(--deep-graphite);
    position: relative;
    z-index: 50;
    height: auto;
    min-height: 64px;
}
.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1440px;
    margin: 0 auto;
    padding: var(--space-8) var(--space-24);
}
.brand-logo {
    display: flex;
    align-items: center;
    gap: var(--space-8);
    font-weight: 700;
    font-size: 1.125rem;
    text-transform: uppercase;
}

.site-nav {
    display: flex;
    align-items: center;
    gap: var(--space-40);
}
.nav-list {
    display: flex;
    list-style: none;
    gap: var(--space-24);
}
.nav-link {
    font-weight: 600;
    font-size: 0.95rem;
    padding: var(--space-8) 0;
    position: relative;
}
.nav-link:hover, .nav-link:focus {
    color: var(--electric-teal);
}
.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: var(--electric-teal);
}

.mobile-menu-toggle {
    display: none;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 8px;
    z-index: 60;
}
.hamburger-line {
    display: block;
    width: 24px;
    height: 3px;
    background: var(--deep-graphite);
    margin: 5px 0;
    transition: 0.3s;
}

/* BUTTONS */
.btn-primary, .btn-secondary, .btn-action {
    display: inline-block;
    padding: 12px 24px;
    font-weight: 700;
    text-align: center;
    cursor: pointer;
    border: 2px solid var(--deep-graphite);
    transition: transform 0.1s, box-shadow 0.1s;
}
.btn-primary {
    background: var(--electric-teal);
    color: var(--midnight-slate);
    box-shadow: 4px 4px 0 var(--deep-graphite);
}
.btn-primary:hover {
    transform: translate(2px, 2px);
    box-shadow: 2px 2px 0 var(--deep-graphite);
}
.btn-secondary {
    background: var(--warm-linen);
    color: var(--deep-graphite);
    box-shadow: 4px 4px 0 var(--deep-graphite);
}
.btn-secondary:hover {
    transform: translate(2px, 2px);
    box-shadow: 2px 2px 0 var(--deep-graphite);
}
.btn-action {
    background: transparent;
    border: none;
    padding: 0;
    color: var(--electric-teal);
    text-transform: uppercase;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
}
.btn-action:hover {
    color: var(--deep-graphite);
}
.btn-large {
    padding: 16px 32px;
    font-size: 1.125rem;
}
.btn-small {
    padding: 8px 16px;
    font-size: 0.875rem;
}
.btn-text {
    background: none;
    border: none;
    color: var(--deep-graphite);
    text-decoration: underline;
    cursor: pointer;
    font-weight: 600;
}

/* HERO SECTION */
.hero-section {
    padding: var(--space-64) 0;
    border-bottom: var(--border-thickness) solid var(--deep-graphite);
}
.hero-container {
    max-width: 1440px;
    margin: 0 auto;
    padding: 0 var(--space-24);
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-64);
    align-items: center;
}
.metadata-badge {
    display: inline-block;
    padding: 4px 12px;
    background: var(--deep-graphite);
    color: var(--energy-lime);
    font-family: monospace;
    font-size: 0.85rem;
    text-transform: uppercase;
    margin-bottom: var(--space-24);
}
.hero-headline {
    margin-bottom: var(--space-24);
}
.hero-subheadline {
    font-size: 1.25rem;
    margin-bottom: var(--space-32);
    max-width: 90%;
}
.hero-actions {
    display: flex;
    gap: var(--space-16);
    flex-wrap: wrap;
    margin-bottom: var(--space-40);
}
.monitoring-index {
    display: flex;
    gap: var(--space-24);
    border-top: 2px solid var(--industrial-slate);
    padding-top: var(--space-24);
}
.index-item {
    display: flex;
    flex-direction: column;
}
.index-label {
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
}
.index-status {
    font-size: 0.8rem;
    font-family: monospace;
}
.status-active { color: var(--electric-teal); }
.status-active::before { content: '● '; }

.hero-visual {
    position: relative;
}
.hero-image {
    width: 100%;
    height: auto;
    object-fit: cover;
    aspect-ratio: 4/3;
}
.abstract-svg-overlay {
    position: absolute;
    bottom: -20px;
    right: -20px;
    width: 150px;
    height: 150px;
    background: var(--warm-linen);
    border: 3px solid var(--deep-graphite);
    padding: 16px;
    box-shadow: 4px 4px 0 var(--deep-graphite);
}

/* CARDS SYSTEM - GLASS OVERLAY ABSOLUTE RULE */
.topics-section {
    padding: var(--space-64) 0;
}
.section-header {
    margin-bottom: var(--space-64);
    max-width: 600px;
}
.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--space-64) var(--space-32);
}

/* STRICT RULE: Image -> 32px Gap -> Glass Panel */
.topic-card {
    display: flex;
    flex-direction: column;
    /* Enforcing the 24-40px gap as requested */
    gap: 32px;
}
.topic-card img {
    width: 100%;
    height: 250px;
    object-fit: cover;
    border: 2px solid var(--deep-graphite);
    box-shadow: 6px 6px 0 var(--deep-graphite);
}
.glass-panel {
    background: rgba(255, 255, 255, 0.6);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(24, 33, 36, 0.3);
    padding: var(--space-24);
    box-shadow: 4px 4px 0 var(--electric-teal);
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}
.category-label {
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--industrial-slate);
    margin-bottom: var(--space-8);
}
.card-title {
    margin: 0 0 var(--space-16) 0;
    font-size: 1.25rem;
}
.card-desc {
    margin-bottom: var(--space-24);
    flex-grow: 1;
}
.card-meta {
    font-family: monospace;
    font-size: 0.85rem;
    margin-bottom: var(--space-16);
    padding-top: var(--space-16);
    border-top: 1px solid rgba(24,33,36,0.2);
}

/* INTERNAL PAGES */
.page-header {
    padding: var(--space-64) 0;
    border-bottom: var(--border-thickness) solid var(--deep-graphite);
}
.page-title {
    color: var(--warm-linen);
    margin-bottom: var(--space-16);
}
.page-lede {
    font-size: 1.25rem;
    max-width: 800px;
    color: var(--cool-mist);
}
.content-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: var(--space-64);
    padding: var(--space-64) var(--space-24);
}
.neo-list {
    margin: var(--space-24) 0;
    padding-left: var(--space-24);
}
.neo-list li {
    margin-bottom: var(--space-16);
}
.sidebar-card {
    padding: var(--space-24);
}
.clean-list {
    list-style: none;
    padding: 0;
}
.clean-list li {
    margin-bottom: var(--space-16);
    border-bottom: 1px solid var(--hotel-stone);
    padding-bottom: var(--space-8);
}
.text-link {
    font-weight: 600;
    transition: color 0.2s;
}
.text-link:hover { color: var(--electric-teal); }

.data-table {
    border-collapse: collapse;
    margin-bottom: var(--space-32);
}
.data-table th, .data-table td {
    padding: 12px;
    border: 1px solid var(--deep-graphite);
    text-align: left;
}
.data-table th { background: var(--midnight-slate); color: var(--warm-linen); }
.data-table td { background: var(--white); }
.table-container { overflow-x: auto; }

/* FORMS */
.form-group {
    margin-bottom: var(--space-24);
}
.form-group label {
    display: block;
    font-weight: 700;
    margin-bottom: var(--space-8);
}
.required-mark { color: var(--thermal-amber); }
.form-control {
    width: 100%;
    padding: 12px;
    border: 2px solid var(--deep-graphite);
    background: var(--warm-linen);
    font-family: var(--font-stack);
    font-size: 1rem;
}
.form-control:focus {
    outline: none;
    border-color: var(--electric-teal);
    box-shadow: 4px 4px 0 var(--electric-teal);
}
.textarea { resize: vertical; }
.error-message {
    display: none;
    color: var(--thermal-amber);
    font-size: 0.85rem;
    font-weight: 600;
    margin-top: 4px;
}
.is-invalid .form-control { border-color: var(--thermal-amber); }
.is-invalid .error-message { display: block; }
.form-success-state {
    background: var(--cool-mist);
    border: 2px solid var(--signal-mint);
    padding: var(--space-24);
    margin-top: var(--space-24);
}

.static-location-block {
    padding: var(--space-24);
}
.location-label {
    font-weight: 700;
    letter-spacing: 1px;
    margin-bottom: var(--space-16);
}
.location-address {
    margin-top: var(--space-16);
    padding-top: var(--space-16);
    border-top: 2px solid var(--deep-graphite);
}

/* FOOTER */
.site-footer {
    background: var(--midnight-slate);
    color: var(--warm-linen);
    padding: var(--space-64) 0 var(--space-24) 0;
    border-top: 4px solid var(--electric-teal);
}
.footer-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--space-24);
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: var(--space-40);
    margin-bottom: var(--space-40);
}
.footer-brand {
    display: flex;
    align-items: center;
    gap: var(--space-8);
    font-weight: 700;
    text-transform: uppercase;
    margin-bottom: var(--space-16);
}
.company-details {
    font-size: 0.9rem;
    color: var(--hotel-stone);
}
.footer-heading {
    color: var(--electric-teal);
    margin-bottom: var(--space-16);
}
.footer-links {
    list-style: none;
}
.footer-links li {
    margin-bottom: var(--space-8);
}
.footer-links a {
    color: var(--hotel-stone);
    font-size: 0.95rem;
    text-decoration: underline;
    text-decoration-color: transparent;
    transition: text-decoration-color 0.2s;
}
.footer-links a:hover, .footer-links a:focus {
    color: var(--warm-linen);
    text-decoration-color: var(--electric-teal);
}
.footer-bottom {
    max-width: 1280px;
    margin: 0 auto;
    padding: var(--space-24) var(--space-24) 0 var(--space-24);
    border-top: 1px solid var(--industrial-slate);
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 16px;
    font-size: 0.85rem;
    color: var(--hotel-stone);
}
.footer-bottom a {
    color: var(--electric-teal);
    text-decoration: underline;
}

/* COOKIE CONSENT */
.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    background: var(--deep-graphite);
    color: var(--warm-linen);
    padding: var(--space-24);
    z-index: 1000;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
    gap: var(--space-24);
    border-top: 4px solid var(--electric-teal);
}
.cookie-content h4 { color: var(--warm-linen); margin-bottom: 8px; }
.cookie-content p { margin: 0; font-size: 0.9rem; max-width: 800px; }
.cookie-actions { display: flex; gap: 12px; flex-wrap: wrap; }
.cookie-actions .btn-text { color: var(--warm-linen); }

.modal-overlay {
    position: fixed;
    top: 0; left: 0; width: 100%; height: 100%;
    background: rgba(11, 16, 17, 0.8);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 2000;
    padding: var(--space-24);
}
.modal-content {
    background: var(--warm-linen);
    padding: var(--space-40);
    max-width: 600px;
    width: 100%;
}
.cookie-options { margin: var(--space-24) 0; }
.cookie-option { margin-bottom: var(--space-16); }
.cookie-option label { font-weight: 700; display: flex; align-items: center; gap: 8px; }
.modal-actions { display: flex; gap: 16px; }

/* STATE CLASSES */
[hidden] { display: none !important; }
.is-open { display: flex !important; }

/* RESPONSIVE DESIGN */
@media (max-width: 1024px) {
    .content-grid { grid-template-columns: 1fr; }
    .hero-container { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
    .mobile-menu-toggle { display: block; }
    .site-nav {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background: var(--warm-linen);
        flex-direction: column;
        padding: var(--space-24);
        border-bottom: var(--border-thickness) solid var(--deep-graphite);
        box-shadow: 0 10px 20px rgba(0,0,0,0.1);
    }
    .site-nav.is-open { display: flex; }
    .nav-list { flex-direction: column; width: 100%; gap: 0; }
    .nav-link { display: block; padding: 16px 0; border-bottom: 1px solid var(--hotel-stone); }
    .nav-link.active::after { display: none; }
    .header-cta { margin-top: var(--space-24); width: 100%; }
    .header-cta .btn-primary { width: 100%; text-align: center; }
    
    .footer-container { grid-template-columns: 1fr; }
    
    .border-neo { box-shadow: none; border-width: 2px; } /* Reduce offset below 768px */
    .btn-primary, .btn-secondary { box-shadow: none; }
    .btn-primary:hover, .btn-secondary:hover { transform: none; box-shadow: none; }
}

@media (max-width: 480px) {
    h1 { font-size: 1.75rem; }
    .hero-section { padding: var(--space-32) 0; }
    .page-header { padding: var(--space-32) 0; }
    .cookie-banner { flex-direction: column; align-items: flex-start; }
    .cookie-actions { width: 100%; flex-direction: column; }
    .cookie-actions button { width: 100%; }
    .abstract-svg-overlay { display: none; }
}

@media (max-width: 390px) {
    .container { padding: 0 16px; }
    .cards-grid { grid-template-columns: 1fr; }
}

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