/* Core Styling Rules optimized for all viewports (Desktop & Mobile) */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: Arial, Helvetica, sans-serif;
    color: #1a1a1a;
    background-color: #ffffff;
    line-height: 1.5;
    width: 100%;
    overflow-x: hidden; /* Prevents unwanted sideways scrolling on phones */
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    width: 100%;
}

/* Base Responsive Grids (Mobile-First Architecture) */
.grid-2, .grid-3 {
    display: grid;
    grid-template-columns: 1fr; /* Stacks vertically on phone viewports cleanly */
    gap: 32px;
}

/* Metrics Framework Grid Layout */
.metrics-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr); /* Clean 2x2 grid structure on mobile devices */
    gap: 24px;
    text-align: center;
}

/* Large Monitor Upgrades */
@media (min-width: 768px) {
    .grid-2 {
        grid-template-columns: 1fr 1fr;
    }
    .grid-3 {
        grid-template-columns: repeat(3, 1fr);
    }
    .metrics-grid {
        grid-template-columns: repeat(4, 1fr); /* Smooth row deployment on standard displays */
    }
}

/* Top Contact Header Strip */
.top-strip {
    background-color: #0f172a;
    color: #94a3b8;
    font-size: 11px;
    padding: 12px 0;
    border-bottom: 1px solid #1e293b;
    width: 100%;
}

.strip-flex {
    display: flex;
    flex-direction: column; /* Vertical stack for compact mobile interfaces */
    gap: 8px;
    text-align: center;
}

@media (min-width: 640px) {
    .strip-flex {
        flex-direction: row;
        justify-content: space-between;
        text-align: left;
    }
}

/* Fixed Header Menu Panel */
header {
    background-color: #ffffff;
    border-bottom: 1px solid #e2e8f0;
    padding: 20px 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    width: 100%;
}

.header-flex {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
}

@media (min-width: 768px) {
    .header-flex {
        flex-direction: row;
        justify-content: space-between;
    }
}

.logo-box {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-mark {
    width: 40px;
    height: 40px;
    background-color: #000000;
    color: #ffffff;
    font-weight: 900;
    font-size: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.logo-text h1 {
    font-size: 20px;
    font-weight: 800;
    letter-spacing: 0.15em;
    line-height: 1;
}

.logo-text p {
    font-size: 9px;
    color: #64748b;
    font-weight: bold;
    letter-spacing: 0.05em;
    margin-top: 4px;
}

.nav-links {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: 12px;
}

.nav-links a {
    color: #334155;
    text-decoration: none;
    font-size: 13px;
    font-weight: 600;
    transition: color 0.2s;
}

.nav-links a:hover { color: #000000; }

.nav-links .btn-nav {
    background-color: #000000;
    color: #ffffff;
    padding: 8px 16px;
    border: 1px solid #000000;
}

/* Main Hero Corporate Section */
.hero-banner {
    background: linear-gradient(rgba(255,255,255,0.94), rgba(255,255,255,0.94)), url('https://unsplash.com') no-repeat center center/cover;
    padding: 60px 0;
    border-bottom: 1px solid #e2e8f0;
    text-align: center;
}

@media (min-width: 768px) {
    .hero-banner {
        padding: 100px 0;
        text-align: left;
    }
}

.hero-subtitle {
    color: #64748b;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.15em;
    margin-bottom: 16px;
}

.hero-banner h2 {
    font-size: 32px;
    font-weight: 400;
    line-height: 1.2;
    color: #0f172a;
    margin-bottom: 20px;
}

@media (min-width: 768px) {
    .hero-banner h2 { font-size: 44px; }
}

.hero-desc {
    font-size: 16px;
    color: #475569;
    line-height: 1.6;
    margin-bottom: 32px;
}

.btn-hero {
    display: inline-block;
    background-color: #000000;
    color: #ffffff;
    padding: 16px 32px;
    font-size: 13px;
    font-weight: 600;
    text-decoration: none;
    border: 1px solid #000000;
    width: 100%;
    max-width: 280px;
    text-align: center;
}

.btn-hero:hover {
    background-color: transparent;
    color: #000000;
}

/* Metrics Strip Area */
.metrics-bar {
    background-color: #0f172a;
    color: #ffffff;
    padding: 32px 0;
}

.metric-item h3 {
    font-size: 28px;
    color: #ffffff;
    margin-bottom: 4px;
}

.metric-item p {
    font-size: 11px;
    color: #94a3b8;
    text-transform: uppercase;
}

/* Headings Details Configuration */
.section-tag {
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.1em;
    color: #64748b;
    margin-bottom: 8px;
}

.section-title {
    font-size: 26px;
    color: #0f172a;
    font-weight: 400;
}

.section-subtitle {
    color: #64748b;
    font-size: 14px;
    margin-top: 8px;
    margin-bottom: 32px;
}

/* Sections Configurations */
.about-section, .practice-section, .sectors-section {
    padding: 60px 0;
    border-bottom: 1px solid #e2e8f0;
}

.about-text {
    font-size: 15px;
    color: #334155;
    line-height: 1.6;
    margin-bottom: 16px;
}

/* Interactive Modules Cards */
.card {
    background-color: #ffffff;
    padding: 24px;
    border: 1px solid #e2e8f0;
}

.card h3 {
    font-size: 18px;
    margin-bottom: 12px;
}

.card p {
    font-size: 14px;
    color: #475569;
    line-height: 1.5;
}

/* Sectors Grid Details */
.sectors-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 12px;
    margin-top: 24px;
}

@media (min-width: 600px) {
    .sectors-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 900px) {
    .sectors-grid { grid-template-columns: repeat(3, 1fr); }
}

.sector-tag {
    background-color: #ffffff;
    border: 1px solid #e2e8f0;
    padding: 16px;
    font-size: 14px;
    font-weight: 600;
    color: #334155;
    border-left: 3px solid #0f172a;
}

/* Form Container Dashboard */
.booking-section {
    padding: 60px 0;
    background-color: #f1f5f9;
}

.form-box {
    background-color: #ffffff;
    padding: 24px;
    border: 1px solid #e2e8f0;
    width: 100%;
}

.form-group {
    display: flex;
    flex-direction: column;
    margin-bottom: 20px;
}

.form-group label {
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    color: #64748b;
    margin-bottom: 6px;
}

.form-group input, .form-group select {
    padding: 12px;
    border: 1px solid #cbd5e1;
    font-size: 14px;
    outline: none;
    width: 100%;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr; /* Stack inputs vertically on narrow screens */
    gap: 0;
}

@media (min-width: 480px) {
    .form-row {
        grid-template-columns: 1fr 1fr; /* Splitting horizontally on standard mobile views */
        gap: 16px;
    }
}

.btn-submit {
    width: 100%;
    background-color: #000000;
    color: #ffffff;
    border: 1px solid #000000;
    padding: 16px;
    font-size: 13px;
    font-weight: 700;
    text-transform: uppercase;
    cursor: pointer;
}

/* Footer Section Panels */
footer {
    background-color: #0f172a;
    color: #ffffff;
    padding: 48px 0 24px 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 32px;
    padding-bottom: 32px;
    border-bottom: 1px solid #1e293b;
}

@media (min-width: 768px) {
    .footer-grid {
        grid-template-columns: 2fr 1fr 1fr;
    }
}

footer h3 {
    font-size: 13px;
    text-transform: uppercase;
    color: #f8fafc;
    margin-bottom: 12px;
}

.footer-links { list-style: none; }
.footer-links li {
    font-size: 13px;
    color: #aaa;
    margin-bottom: 8px;
}

.footer-bottom {
    padding-top: 24px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    align-items: center;
    font-size: 12px;
    color: #64748b;
    text-align: center;
}

@media (min-width: 600px) {
    .footer-bottom {
        flex-direction: row;
        justify-content: space-between;
        text-align: left;
    }
}