*, *::before, *::after { box-sizing: border-box; }
body {
    margin: 0;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    background-color: #eef7f2;
    color: #1f2937;
    line-height: 1.6;
    overflow-x: hidden;
    overflow-wrap: anywhere;
    hyphens: auto;
}
h1, h2, h3, h4, h5, h6 {
    font-family: "Arial Narrow", "Arial", sans-serif;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: #1f2937;
    margin-top: 0;
}
a { 
    color: #14532d; 
    text-decoration: none; 
}
img { 
    max-width: 100%; 
    height: auto; 
    display: block; 
    object-fit: cover; 
}

/* Background Layers */
.bg-grid {
    background-image: 
        linear-gradient(to right, rgba(31, 41, 55, 0.05) 1px, transparent 1px), 
        linear-gradient(to bottom, rgba(31, 41, 55, 0.05) 1px, transparent 1px);
    background-size: 40px 40px;
    padding: 4rem 0;
}
.bg-mint { background-color: #eef7f2; }
.bg-white { 
    background-color: #ffffff; 
    border-top: 2px solid #1f2937; 
    border-bottom: 2px solid #1f2937; 
}

/* Header & Nav */
.site-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 2rem;
    background-color: #ffffff;
    border-bottom: 2px solid #1f2937;
    position: relative;
    z-index: 100;
}
.brand-logo {
    font-family: "Arial Narrow", "Arial", sans-serif;
    font-size: 1.5rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: #1f2937;
    white-space: nowrap;
}
.desktop-nav ul {
    display: flex;
    gap: 2rem;
    list-style: none;
    margin: 0;
    padding: 0;
}
.desktop-nav a {
    font-family: "Arial Narrow", "Arial", sans-serif;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-weight: 600;
    color: #1f2937;
    transition: color 0.2s;
}
.desktop-nav a:hover {
    color: #14532d;
}
.mobile-btn {
    display: none;
    font-size: 1.5rem;
    background: none;
    border: none;
    cursor: pointer;
    color: #1f2937;
    font-weight: bold;
}

@media (max-width: 768px) {
    .desktop-nav ul {
        display: none;
        flex-direction: column;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: #ffffff;
        border-bottom: 2px solid #1f2937;
        padding: 1rem 2rem;
        gap: 1.25rem;
    }
    .desktop-nav ul.open { display: flex; }
    .mobile-btn { display: block; }
}

/* Layout */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}
.container-narrow {
    max-width: 72ch;
    margin: 0 auto;
    padding: 4rem 2rem;
}
.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}
.section-padding { padding: 4rem 0; }

/* Hero */
.hero-band {
    height: 35vh;
    min-height: 280px;
    display: flex;
    align-items: flex-end;
    padding: 3rem 2rem;
    border-bottom: 2px solid #1f2937;
    background-color: transparent;
}
.hero-band h1 {
    font-size: 3.5rem;
    margin: 0;
    line-height: 1.1;
    max-width: 900px;
    text-shadow: 2px 2px 0px rgba(255,255,255,0.8);
}
@media (max-width: 768px) { 
    .hero-band h1 { font-size: 2.2rem; } 
    .hero-band { min-height: 200px; padding: 2rem 1.5rem; }
}

/* Cards */
.catalog-card {
    background: #ffffff;
    border: 2px solid #1f2937;
    border-radius: 0;
    display: flex;
    flex-direction: column;
    height: 100%;
}
.card-media {
    position: relative;
    border-bottom: 2px solid #1f2937;
}
.card-media img {
    width: 100%;
    aspect-ratio: 4/3;
}
.spec-badge {
    position: absolute;
    bottom: -20px;
    right: 20px;
    width: 60px;
    height: 60px;
    background-color: #14532d;
    color: #ffffff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    font-family: "Arial Narrow", "Arial", sans-serif;
    font-size: 0.75rem;
    font-weight: bold;
    text-transform: uppercase;
    box-shadow: 2px 2px 0 #1f2937;
    line-height: 1.1;
    border: 1px solid #1f2937;
}
.card-body { 
    padding: 2rem; 
    flex-grow: 1; 
    display: flex;
    flex-direction: column;
}
.card-body h3 { font-size: 1.25rem; margin-bottom: 0.75rem; }
.card-body p { margin: 0 0 1.5rem 0; color: #4b5563; font-size: 0.95rem; flex-grow: 1; }

/* Buttons */
.btn {
    display: inline-block;
    background-color: #14532d;
    color: #ffffff;
    border: 2px solid #1f2937;
    padding: 0.85rem 1.75rem;
    font-family: "Arial Narrow", "Arial", sans-serif;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-weight: bold;
    cursor: pointer;
    box-shadow: 4px 4px 0 #1f2937;
    transition: transform 0.1s, box-shadow 0.1s;
    text-align: center;
    border-radius: 0;
}
.btn:hover {
    transform: translate(2px, 2px);
    box-shadow: 2px 2px 0 #1f2937;
}
.btn:active {
    transform: translate(4px, 4px);
    box-shadow: 0 0 0 #1f2937;
}

/* Tabs */
.tabs-wrapper { margin-top: 2rem; }
.tab-list {
    display: flex;
    border-bottom: 2px solid #1f2937;
    flex-wrap: wrap;
}
.tab-btn {
    background: transparent;
    border: none;
    border-right: 2px solid #1f2937;
    border-top: 2px solid transparent;
    border-left: 2px solid transparent;
    padding: 1.25rem 2rem;
    font-family: "Arial Narrow", "Arial", sans-serif;
    text-transform: uppercase;
    font-weight: bold;
    color: #1f2937;
    cursor: pointer;
    letter-spacing: 0.05em;
    font-size: 1rem;
}
.tab-btn:hover { background-color: rgba(20, 83, 45, 0.05); }
.tab-btn.active {
    background-color: #14532d;
    color: #ffffff;
    border-top: 2px solid #1f2937;
    border-left: 2px solid #1f2937;
}
.tab-content {
    display: none;
    background: #ffffff;
    border: 2px solid #1f2937;
    border-top: none;
    padding: 3rem 2rem;
}
.tab-content.active { display: block; }
.tab-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}
@media(max-width:768px) { .tab-grid { grid-template-columns: 1fr; gap: 2rem; } }

/* Stat Strips */
.stat-strip {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background-color: #14532d;
    color: #ffffff;
    border: 2px solid #1f2937;
    padding: 1.5rem 2rem;
    margin-bottom: 1rem;
}
.stat-label {
    font-family: "Arial Narrow", "Arial", sans-serif;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-size: 1.25rem;
}
.stat-value {
    font-family: "Arial Narrow", "Arial", sans-serif;
    font-size: 2.25rem;
    font-weight: bold;
}
@media(max-width:600px) {
    .stat-strip { flex-direction: column; align-items: flex-start; gap: 0.5rem; }
}

/* Tool Form */
.tool-panel {
    background-color: #ffffff;
    border: 2px solid #1f2937;
    padding: 3rem 2rem;
    margin-top: 2rem;
}
.form-group { margin-bottom: 1.5rem; }
.form-group label {
    display: block;
    font-family: "Arial Narrow", "Arial", sans-serif;
    text-transform: uppercase;
    margin-bottom: 0.5rem;
    font-weight: bold;
    letter-spacing: 0.05em;
}
.form-control {
    width: 100%;
    padding: 1rem;
    border: 2px solid #1f2937;
    background: #eef7f2;
    font-family: system-ui, sans-serif;
    border-radius: 0;
    font-size: 1rem;
}
.form-control:focus {
    outline: none;
    border-color: #14532d;
    background: #ffffff;
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; }
.button-row { display: flex; gap: 1rem; margin-top: 2rem; flex-wrap: wrap; }
@media(max-width:600px) { .form-row { grid-template-columns: 1fr; } }

/* Avatar / Circular */
.avatar-img {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    border: 2px solid #1f2937;
    object-fit: cover;
    display: inline-block;
    margin-bottom: 1rem;
}

/* Content Blocks */
.content-block {
    background: #ffffff;
    border: 2px solid #1f2937;
    padding: 3rem;
    margin-bottom: 3rem;
}
.content-block h2 { border-bottom: 2px solid #1f2937; padding-bottom: 1rem; margin-bottom: 1.5rem; }

/* Reveal Animations */
.reveal {
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}
.reveal.revealed {
    opacity: 1;
    transform: translateY(0);
}

/* Footer */
.site-footer {
    border-top: 2px solid #1f2937;
    background-color: #ffffff;
    padding: 4rem 2rem 2rem 2rem;
    margin-top: 4rem;
}
.footer-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 2px solid #1f2937;
    padding-bottom: 2rem;
    margin-bottom: 2rem;
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
}
@media(max-width:768px) {
    .footer-top { flex-direction: column; gap: 2rem; align-items: flex-start; }
}
.footer-brand {
    font-family: "Arial Narrow", "Arial", sans-serif;
    font-size: 1.75rem;
    font-weight: bold;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: #1f2937;
}
.footer-links {
    display: flex;
    gap: 2rem;
    flex-wrap: wrap;
}
.footer-links a {
    font-family: "Arial Narrow", "Arial", sans-serif;
    text-transform: uppercase;
    font-size: 0.9rem;
    font-weight: bold;
    letter-spacing: 0.05em;
}
.footer-bottom {
    font-size: 0.85rem;
    color: #4b5563;
    max-width: 1200px;
    margin: 0 auto;
}
.footer-bottom p { margin: 0.75rem 0; }

/* Table Wrapper */
.table-wrapper {
    overflow-x: auto;
    margin: 2rem 0;
    border: 2px solid #1f2937;
}
table {
    width: 100%;
    border-collapse: collapse;
    background: #fff;
    min-width: 600px;
}
th, td {
    padding: 1.25rem 1rem;
    border-bottom: 1px solid #1f2937;
    text-align: left;
}
th {
    background: #1f2937;
    color: #fff;
    font-family: "Arial Narrow", "Arial", sans-serif;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-weight: normal;
}
tr:last-child td { border-bottom: none; }

@media (prefers-reduced-motion: reduce){*,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}}