/* ═══════════════════════════════════════════════════════════
   Crippen Ideal — Dark Industrial Theme
   Shared stylesheet for all pages
   ═══════════════════════════════════════════════════════════ */

*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

:root {
    --color-bg: #0c0f14;
    --color-surface: #111620;
    --color-surface-2: #181e2a;
    --color-accent: #d05e42;
    --color-accent-light: #e57a60;
    --color-gold: #dbb354;
    --color-text: #ece9e4;
    --color-text-muted: #b5afa9;
    --color-border: rgba(255,255,255,0.06);
    --font-display: 'DM Serif Display', Georgia, serif;
    --font-body: 'Outfit', sans-serif;
    --nav-width: 260px;
    --focus-ring: 0 0 0 3px var(--color-accent);
}

html { scroll-behavior: smooth; font-size: 16px; }
body {
    font-family: var(--font-body);
    background: var(--color-bg);
    color: var(--color-text);
    line-height: 1.7;
}

a { color: var(--color-accent-light); text-decoration: underline; text-underline-offset: 3px; transition: color 0.25s; }
a:hover { color: var(--color-gold); }

img { max-width: 100%; height: auto; display: block; border-radius: 8px; }

/* Skip Link */
a.skip-link {
    position: absolute; top: -100%; left: 1rem; z-index: 9999;
    padding: 0.75rem 1.5rem; background: var(--color-accent); color: #fff;
    text-decoration: none; font-weight: 600; border-radius: 0 0 8px 8px;
}
a.skip-link:focus { top: 0; }
*:focus-visible { outline: 3px solid var(--color-accent); outline-offset: 2px; border-radius: 4px; }

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
    .reveal { opacity: 1 !important; transform: none !important; }
}

/* ─── SIDEBAR ─── */
aside#sidebar {
    position: fixed; top: 0; left: 0;
    width: var(--nav-width); height: 100vh;
    background: var(--color-surface);
    border-right: 1px solid var(--color-border);
    z-index: 1000; display: flex; flex-direction: column;
    transition: transform 0.3s ease;
}

.sidebar-top {
    padding: 2rem 1.5rem 1.5rem; border-bottom: 1px solid var(--color-border);
    text-align: center;
}

.logo-img {
    width: 90px; height: 90px; border-radius: 50%; object-fit: cover;
    border: 2px solid var(--color-accent); margin: 0 auto 0.75rem;
}

.sidebar-title {
    font-family: var(--font-display); font-size: 1.35rem; color: var(--color-text);
}

.sidebar-est {
    font-size: 0.7rem; text-transform: uppercase; letter-spacing: 0.25em;
    color: var(--color-gold); margin-top: 0.15rem; font-weight: 500;
}

nav#nav { flex: 1; padding: 1rem 0; overflow-y: auto; }
nav#nav ul { list-style: none; }
nav#nav ul li a {
    display: flex; align-items: center; gap: 0.85rem;
    padding: 0.8rem 1.75rem; color: var(--color-text-muted);
    text-decoration: none; font-size: 0.9rem; font-weight: 400;
    letter-spacing: 0.03em; transition: all 0.25s ease;
    border-left: 3px solid transparent;
}
nav#nav ul li a:hover, nav#nav ul li a[aria-current="true"] {
    color: var(--color-text); background: rgba(208,94,66,0.08);
    border-left-color: var(--color-accent);
}
nav#nav ul li a i { width: 20px; text-align: center; font-size: 0.85rem; color: var(--color-accent); opacity: 0.7; }
nav#nav ul li a:hover i { opacity: 1; }

.sidebar-bottom {
    padding: 1.25rem 1.5rem; border-top: 1px solid var(--color-border); text-align: center;
}
.social-icon {
    display: inline-flex; align-items: center; justify-content: center;
    width: 40px; height: 40px; border-radius: 50%;
    background: var(--color-surface-2); color: var(--color-text-muted);
    text-decoration: none; transition: all 0.25s;
}
.social-icon:hover { background: var(--color-accent); color: #fff; }

/* ─── MOBILE NAV ─── */
.nav-toggle {
    display: none; position: fixed; top: 1rem; left: 1rem; z-index: 1100;
    width: 48px; height: 48px; border-radius: 12px;
    background: var(--color-surface); border: 1px solid var(--color-border);
    color: var(--color-text); font-size: 1.2rem; cursor: pointer;
    transition: background 0.25s;
}
.nav-toggle:hover { background: var(--color-surface-2); }

.nav-overlay {
    position: fixed; inset: 0; background: rgba(0,0,0,0.6); z-index: 999;
    opacity: 0; pointer-events: none; visibility: hidden;
    transition: opacity 0.3s, visibility 0.3s;
}
.nav-overlay.active { opacity: 1; pointer-events: auto; visibility: visible; }

/* ─── MAIN CONTENT ─── */
main#main-content { margin-left: var(--nav-width); }

/* ─── CONTENT SECTIONS ─── */
.section-padding { padding: 4rem 2.5rem; }
.container { max-width: 1060px; margin: 0 auto; }

section header h2, .section-title {
    font-family: var(--font-display); font-size: clamp(1.6rem, 3.5vw, 2.4rem);
    color: var(--color-text); margin-bottom: 1rem; line-height: 1.2;
}
section header h2 a { color: var(--color-text); text-decoration: none; }
section header h2 a:hover { color: var(--color-accent); }

.section-label {
    display: inline-flex; align-items: center; gap: 0.6rem;
    font-size: 0.7rem; font-weight: 600; letter-spacing: 0.2em;
    text-transform: uppercase; color: var(--color-accent); margin-bottom: 0.75rem;
}
.section-label::before { content: ''; width: 36px; height: 1px; background: var(--color-accent); }

/* Paragraphs */
section p {
    font-size: 1rem; font-weight: 300; color: var(--color-text-muted);
    line-height: 1.85; margin-bottom: 1rem; max-width: 800px;
}

/* Headings inside content */
section h3 {
    font-family: var(--font-display); font-size: 1.3rem; color: var(--color-gold);
    margin: 1.75rem 0 0.6rem;
}

/* Lists */
section ul {
    list-style: none; padding: 0; margin-bottom: 1.5rem;
}
section ul li {
    position: relative; padding-left: 1.25rem; margin-bottom: 0.5rem;
    font-size: 0.95rem; font-weight: 300; color: var(--color-text-muted); line-height: 1.7;
}
section ul li::before {
    content: ''; position: absolute; left: 0; top: 0.6rem;
    width: 6px; height: 6px; border-radius: 50%; background: var(--color-accent);
}

/* Tables */
table {
    width: 100%; border-collapse: collapse; margin: 1.5rem 0 2rem;
    font-size: 0.92rem;
}
thead th {
    background: var(--color-surface-2); color: var(--color-gold);
    padding: 0.75rem 1rem; text-align: left; font-weight: 600;
    font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.08em;
    border-bottom: 2px solid var(--color-accent);
}
tbody td {
    padding: 0.7rem 1rem; border-bottom: 1px solid var(--color-border);
    color: var(--color-text-muted); font-weight: 300;
}
tbody tr:hover { background: rgba(208,94,66,0.04); }

/* Images inside content */
section img {
    margin: 1rem 0; border-radius: 8px; border: 1px solid var(--color-border);
}

/* Image grids */
.image-grid {
    display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem; margin: 1.5rem 0;
}

/* Gallery */
.gallery {
    display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 0.75rem; margin: 1.5rem 0;
}
.gallery-item img {
    width: 100%; aspect-ratio: 4/3; object-fit: cover;
    transition: transform 0.3s, border-color 0.3s;
    cursor: pointer;
}
.gallery-item img:hover { transform: scale(1.03); border-color: var(--color-accent); }

/* Equipment grid (hub page) */
.row {
    display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.25rem; margin: 1.5rem 0;
}
.row .col-4, .row .col-6, .row .col-8, .row .col-12-mobile,
.row > div[class*="col-"] {
    width: 100%;
}
article.item, .row > div[class*="col-"] {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 10px; padding: 1.5rem;
    transition: all 0.3s;
}
article.item:hover, .row > div[class*="col-"]:hover {
    border-color: rgba(208,94,66,0.3);
    transform: translateY(-3px);
    box-shadow: 0 8px 24px rgba(0,0,0,0.2);
}
article.item header h3 a, .row h3 a {
    color: var(--color-accent-light); text-decoration: none;
    font-family: var(--font-display); font-size: 1.1rem;
}
article.item header h3 a:hover, .row h3 a:hover {
    color: var(--color-gold);
}
article.item header p, .row > div[class*="col-"] p {
    font-size: 0.9rem; color: var(--color-text-muted); font-weight: 300;
    margin-top: 0.4rem; max-width: none;
}

/* Nested containers shouldn't constrain */
.container .container { max-width: none; padding: 0; }

/* Image columns in conveying page etc */
.image-column img { margin-bottom: 0.75rem; border-radius: 8px; border: 1px solid var(--color-border); }

/* Equipment image cards */
.row article.item .image.fit img {
    border-radius: 8px; width: 100%; aspect-ratio: 4/3; object-fit: cover;
}

/* Brochure items */
.brochure-item { margin-bottom: 0.5rem; }
.brochure-item a {
    display: block; padding: 0.85rem 1.25rem;
    background: var(--color-surface); border: 1px solid var(--color-border);
    border-radius: 8px; text-decoration: none; color: var(--color-text);
    font-weight: 400; transition: all 0.25s;
}
.brochure-item a:hover {
    background: var(--color-surface-2); border-color: var(--color-accent);
    color: var(--color-accent-light);
}

/* Image float for detail pages */
.image-container { float: right; margin: 0 0 1.5rem 1.5rem; max-width: 320px; }
.image-container img { width: 100%; border-radius: 8px; }

/* Back links */
.back-link, .back-button {
    margin-top: 2rem; padding-top: 1.5rem;
    border-top: 1px solid var(--color-border);
}
.back-link a, .back-button a {
    display: inline-flex; align-items: center; gap: 0.5rem;
    padding: 0.7rem 1.5rem; background: var(--color-surface-2);
    border: 1px solid var(--color-border); border-radius: 100px;
    color: var(--color-text); text-decoration: none; font-weight: 500;
    font-size: 0.88rem; transition: all 0.25s;
}
.back-link a:hover, .back-button a:hover {
    background: var(--color-accent); border-color: var(--color-accent); color: #fff;
}

/* Buttons */
.btn-primary {
    display: inline-flex; align-items: center; gap: 0.65rem;
    padding: 0.85rem 1.75rem; background: var(--color-accent); color: #fff;
    text-decoration: none; font-weight: 600; font-size: 0.88rem;
    border-radius: 100px; transition: all 0.3s; border: none; cursor: pointer;
}
.btn-primary:hover { background: var(--color-accent-light); transform: translateY(-2px); box-shadow: 0 8px 24px rgba(208,94,66,0.25); color: #fff; }

/* ─── FOOTER ─── */
footer#site-footer {
    padding: 2rem; margin-left: var(--nav-width); text-align: center;
    border-top: 1px solid var(--color-border); background: var(--color-bg);
}
footer#site-footer p { font-size: 0.78rem; color: var(--color-text-muted); letter-spacing: 0.05em; }

/* ─── SCROLL REVEAL ─── */
.reveal { opacity: 0; transform: translateY(30px); transition: opacity 0.7s ease, transform 0.7s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }

/* ─── RESPONSIVE ─── */
@media (max-width: 768px) {
    aside#sidebar { transform: translateX(-100%); }
    aside#sidebar.open { transform: translateX(0); }
    .nav-toggle { display: flex; align-items: center; justify-content: center; }
    main#main-content { margin-left: 0; }
    footer#site-footer { margin-left: 0; }
    .section-padding { padding: 3rem 1.25rem; }
    .row { grid-template-columns: 1fr; }
    .gallery { grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); }
    .image-container { float: none; margin: 1rem 0; max-width: 100%; }
    table { font-size: 0.82rem; }
    thead th, tbody td { padding: 0.5rem 0.6rem; }
}

@media (max-width: 480px) {
    .section-padding { padding: 2.5rem 1rem; }
}