:root {
    --primary-navy: #002b49;
    --accent-red: #cc0000;
    --bg-light: #f9fbfc;
    --card-bg: #ffffff;
    --text-dark: #2c3e50;
    --text-muted: #64748b;
    --card-border: #dbe3ea;
    --font-head: 'Montserrat', sans-serif;
}

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

body {
    font-family: var(--font-head);
    background-color: var(--bg-light);
    color: var(--text-dark);
    line-height: 1.6;
    padding: 30px 20px;
}

.sms-spec-sheet-wrapper {
    width: 100%;
}

.container {
    max-width: 1000px;
    margin: 0 auto;
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 10px;
    box-shadow: 0 4px 20px rgba(0, 43, 73, 0.04);
    padding: 35px 45px;
}

/* --- SYSTEM STATUS BAR --- */
.system-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 11.5px;
    font-weight: 500;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.8px;
    padding-bottom: 14px;
    margin-bottom: 25px;
    border-bottom: 1px solid #edf2f7;
    flex-wrap: wrap;
    gap: 10px;
}

.status-indicator {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    background: #f0fdf4;
    padding: 3px 10px;
    border-radius: 20px;
    border: 1px solid #dcfce7;
    color: #166534;
    font-weight: 600;
}

.led-green {
    width: 7px;
    height: 7px;
    background-color: #22c55e;
    border-radius: 50%;
    box-shadow: 0 0 6px rgba(34, 197, 94, 0.6);
    animation: pulse-led 2.5s infinite ease-in-out;
}

@keyframes pulse-led {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.35; transform: scale(0.9); }
}

/* --- HERO SPLIT ROW --- */
.hero-row {
    display: flex;
    align-items: center;
    gap: 40px;
    margin-bottom: 35px;
}

.hero-text { flex: 1.2; }

.hero-title {
    font-size: 32px;
    font-weight: 800;
    color: var(--primary-navy);
    letter-spacing: -0.5px;
    line-height: 1.15;
    margin-bottom: 6px;
}

.hero-meta {
    font-size: 13.5px;
    font-weight: 600;
    color: var(--text-muted);
    margin-bottom: 14px;
}

.badge-verified {
    display: inline-block;
    background-color: #fdf2f2;
    color: var(--accent-red);
    padding: 3px 10px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.hero-desc {
    font-size: 14px;
    color: var(--text-dark);
    margin-top: 15px;
    line-height: 1.6;
}

.label {
    font-weight: 700;
    color: var(--primary-navy);
}

.hero-image {
    flex: 1;
    height: 270px;
    background-color: #eef3f7;
    background-image: url('/assets/images/hero-metro.jpg');
    background-size: cover;
    background-position: center;
    border-radius: 8px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
    border: 1px solid var(--card-border);
}

/* --- PHILOSOPHY ROW --- */
.philosophy-row {
    display: flex;
    align-items: stretch;
    background-color: #ffffff;
    border-radius: 8px;
    margin: 30px 0 40px;
    overflow: hidden;
    border: 1px solid var(--card-border);
    border-left: 5px solid var(--accent-red);
}

.philosophy-image {
    flex: 0.8;
    min-height: 180px;
    background-color: #ffffff;
    background-image: url('/assets/images/sitelogo1-1.png');
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center;
    padding: 15px;
}

.philosophy-content {
    flex: 1.2;
    padding: 25px 30px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    background-color: #ffffff;
}

.callout-title {
    font-size: 16px;
    font-weight: 800;
    color: var(--primary-navy);
    margin-bottom: 8px;
    text-transform: uppercase;
    letter-spacing: -0.3px;
}

.callout-body {
    font-size: 13.5px;
    color: var(--text-muted);
    line-height: 1.6;
}

/* --- SECTION HEADERS --- */
.section-header {
    font-size: 18px;
    font-weight: 800;
    color: var(--primary-navy);
    text-transform: uppercase;
    letter-spacing: -0.3px;
    margin: 40px 0 20px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.section-header::after {
    content: '';
    flex: 1;
    height: 1px;
    background: #edf2f7;
}

/* --- SERVICE GRID --- */
.service-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 18px;
    margin-bottom: 40px;
}

.service-card {
    background: #ffffff;
    border: 1px solid var(--card-border);
    border-radius: 8px;
    padding: 24px 18px;
    text-decoration: none;
    color: inherit;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.service-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(0, 43, 73, 0.08);
    border-color: var(--primary-navy);
}

.service-img {
    height: 65px;
    width: auto;
    max-width: 100%;
    margin-bottom: 12px;
    object-fit: contain;
}

.service-name {
    font-size: 15px;
    font-weight: 700;
    color: var(--primary-navy);
    margin-bottom: 4px;
}

.service-sub {
    font-size: 12px;
    font-weight: 500;
    color: var(--text-muted);
}

/* --- SECTOR LIST --- */
.sector-list {
    border: 1px solid var(--card-border);
    border-radius: 8px;
    overflow: hidden;
    margin-bottom: 40px;
}

.sector-item {
    display: flex;
    align-items: center;
    border-bottom: 1px solid #edf2f7;
    background-color: #ffffff;
}

.sector-item:last-child {
    border-bottom: none;
}

.sector-label {
    background-color: var(--bg-light);
    font-weight: 700;
    color: var(--primary-navy);
    padding: 14px 20px;
    width: 140px;
    min-width: 140px;
    flex-shrink: 0;
    font-size: 13.5px;
}

.sector-desc {
    padding: 14px 20px;
    color: var(--text-dark);
    font-size: 13.5px;
}

/* --- PARTNER GRID --- */
.partner-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 12px;
    margin-bottom: 40px;
}

.partner-badge {
    display: block;
    text-decoration: none;
    color: var(--text-muted);
    border: 1px solid var(--card-border);
    padding: 11px;
    text-align: center;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    background-color: #ffffff;
    border-radius: 6px;
    transition: all 0.2s ease;
}

.partner-badge:hover {
    background-color: var(--bg-light);
    color: var(--primary-navy);
    border-color: var(--primary-navy);
}

/* --- FOOTER --- */
.footer {
    margin-top: 40px;
    padding-top: 25px;
    border-top: 1px solid #edf2f7;
    font-size: 11.5px;
    color: var(--text-muted);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 15px;
    line-height: 1.6;
}

.footer-tag {
    font-size: 11px;
    font-weight: 600;
    color: #166534;
    background-color: #f0fdf4;
    border: 1px solid #dcfce7;
    padding: 3px 10px;
    border-radius: 20px;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    letter-spacing: 0.5px;
}

.led-footer {
    width: 6px;
    height: 6px;
    background-color: #22c55e;
    border-radius: 50%;
    box-shadow: 0 0 5px rgba(34, 197, 94, 0.5);
}

/* Mobile Responsive */
@media (max-width: 768px) {
    .hero-row { flex-direction: column; }
    .hero-image { width: 100%; height: 220px; }
    .philosophy-row { flex-direction: column; }
    .philosophy-image { height: 160px; }
    .container { padding: 25px 20px; }
    .service-grid { grid-template-columns: 1fr; }
    .partner-grid { grid-template-columns: repeat(2, 1fr); }
    .sector-item { flex-direction: column; align-items: flex-start; }
    .sector-label { width: 100%; border-bottom: 1px solid #edf2f7; }
    .footer { flex-direction: column; align-items: flex-start; }
}