/* ==========================================================================
   KHM Corporate Landing Style Sheet - Modern Formal Theme
   ========================================================================== */

/* Design Variables */
:root {
    --color-primary: #0A192F;    /* Premium Deep Navy */
    --color-secondary: #172A45;  /* Subtle Card Slate */
    --color-accent: #C5A880;     /* Refined Matte Muted Gold */
    --color-accent-hover: #B3966E;
    --color-text-dark: #1E293B;  /* Off-black for crisp reading */
    --color-text-muted: #64748B; /* Elegant Slate Grey */
    --color-bg-light: #F8FAFC;   /* Studio Light Neutral Background */
    --color-bg-white: #FFFFFF;
    --font-primary: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    --border-subtle: 1px solid #E2E8F0;
    --transition-smooth: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    --container-max-width: 1200px;
}

/* Base Optimization & Resets */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 30px;
    font-size: 16px;
}


#GFC_Contact {
    scroll-margin-top: 90px;
}

body {
    font-family: var(--font-primary);
    background-color: var(--color-bg-light);
    color: var(--color-text-dark);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

/* Scannable Structural Grid Components */
.container {
    width: 100%;
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 2rem;
}

section {
    padding: 7rem 0;
    border-bottom: var(--border-subtle);
}

.grid-3-col {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-top: 4rem;
}

.grid-4-col {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
    margin-top: 4rem;
}

/* Typography & Title Layouts */
h1, h2, h3, h4 {
    font-weight: 700;
    color: var(--color-primary);
    line-height: 1.2;
}

h1 { font-size: 3rem; letter-spacing: -0.03em; }
h2 { font-size: 2.25rem; letter-spacing: -0.02em; }
h3 { font-size: 1.35rem; }

.section-title-wrap {
    max-width: 950px;
    margin-bottom: 3.5rem;
}

.section-title-wrap h2 {
    margin-top: 0.5rem;
    margin-bottom: 1rem;
}

.subtitle {
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--color-accent);
    display: inline-block;
}

/* Buttons Styling */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    font-size: 0.95rem;
    font-weight: 600;
    text-decoration: none;
    padding: 0.85rem 1.75rem;
    border-radius: 4px;
    transition: var(--transition-smooth);
    cursor: pointer;
    border: none;
}

.btn-sm {
    padding: 0.5rem 1.25rem;
    font-size: 0.85rem;
}

.btn-primary {
    background-color: var(--color-primary);
    color: var(--color-bg-white);
}

.btn-primary:hover {
    background-color: var(--color-secondary);
    transform: translateY(-1px);
}

.btn-accent {
    background-color: var(--color-accent);
    color: var(--color-primary);
}

.btn-accent:hover {
    background-color: var(--color-accent-hover);
    transform: translateY(-1px);
}

.btn-block {
    display: flex;
    width: 100%;
}

/* Logo Design Layout */
.logo-area {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.logo-icon {
    background-color: var(--color-primary);
    color: var(--color-accent);
    font-weight: 900;
    font-size: 1.3rem;
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 4px;
}

.logo-text {
    font-weight: 800;
    font-size: 1.4rem;
    color: var(--color-primary);
    display: flex;
    flex-direction: column;
    line-height: 1;
}

.logo-text small {
    font-size: 0.65rem;
    letter-spacing: 0.05em;
    font-weight: 500;
    text-transform: uppercase;
    color: var(--color-text-muted);
}

/* Navigation Architecture */
.main-header {
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(8px);
    border-bottom: var(--border-subtle);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: 1rem 0;
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-links {
    display: flex;
    gap: 2.5rem;
}

.nav-links a {
    text-decoration: none;
    color: var(--color-text-dark);
    font-weight: 500;
    font-size: 0.95rem;
    transition: var(--transition-smooth);
}

.nav-links a:hover {
    color: var(--color-accent);
}

.mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    order: -1;
}

.mobile-toggle span {
    width: 25px;
    height: 2px;
    background-color: var(--color-primary);
}

/* Hero UI Section */
.hero-section {
    background-color: var(--color-bg-white);
    padding: 8rem 0;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 4rem;
    align-items: center;
}

.badge {
    display: inline-block;
    padding: 0.35rem 0.85rem;
    background-color: rgba(197, 168, 128, 0.15);
    color: #9A7B50;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-radius: 4px;
    margin-bottom: 1.5rem;
}

.hero-content h1 {
    margin-bottom: 1.5rem;
}

.hero-lead {
    font-size: 1.15rem;
    color: var(--color-text-muted);
    margin-bottom: 2.5rem;
}

.hero-features {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    margin-bottom: 3rem;
}

.feat-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-weight: 600;
    color: var(--color-primary);
}

.feat-item i {
    color: var(--color-accent);
}

/* Hero Abstract Visual Module */
.hero-visual {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

.visual-card {
    background-color: var(--color-primary);
    border-radius: 8px;
    width: 85%;
    padding: 2.5rem;
    box-shadow: 0 30px 60px rgba(10, 25, 47, 0.15);
    position: relative;
    z-index: 2;
}

.visual-header {
    display: flex;
    gap: 6px;
    margin-bottom: 2rem;
}

.visual-header .dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.2);
}

.visual-card h3 {
    color: var(--color-bg-white);
    margin-bottom: 0.5rem;
}

.visual-card p {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9rem;
    margin-bottom: 2rem;
}

.visual-bar {
    height: 6px;
    border-radius: 3px;
    background-color: rgba(255, 255, 255, 0.1);
    margin-bottom: 0.75rem;
}

.visual-bar.style-1 { width: 70%; background-color: var(--color-accent); }
.visual-bar.style-2 { width: 45%; }

.visual-tag {
    position: absolute;
    bottom: -15px;
    right: 25px;
    background-color: var(--color-accent);
    color: var(--color-primary);
    padding: 0.5rem 1rem;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    border-radius: 4px;
}

.visual-decor-box {
    position: absolute;
    width: 85%;
    height: 100%;
    border: 2px solid var(--color-accent);
    border-radius: 8px;
    top: -20px;
    left: 20px;
    z-index: 1;
}

/* Metrics Section Layout */
.metrics-section {
    background-color: var(--color-primary);
    color: var(--color-bg-white);
    padding: 4.5rem 0;
}

.metrics-grid {
    display: flex;
    justify-content: space-between;
    align-items: center;
    text-align: center;
}

.metric-card {
    flex: 1;
}

.metric-num {
    font-size: 3.5rem;
    color: var(--color-accent);
    font-weight: 700;
    line-height: 1;
    margin-bottom: 0.5rem;
    letter-spacing: -0.02em;
}

.metric-label {
    font-size: 0.95rem;
    color: rgba(255, 255, 255, 0.7);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* Benefits & Cards Styles */
.benefit-card {
    background-color: var(--color-bg-white);
    padding: 2.5rem;
    border-radius: 4px;
    border: var(--border-subtle);
    transition: var(--transition-smooth);
}

.benefit-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.03);
}

.benefit-icon {
    font-size: 1.75rem;
    color: var(--color-accent);
    margin-bottom: 1.5rem;
}

.benefit-card h3 {
    margin-bottom: 0.85rem;
}

.benefit-card p {
    color: var(--color-text-muted);
    font-size: 0.95rem;
}

.center-action {
    text-align: center;
    margin-top: 4rem;
}

/* Primary Highlighted Service Block */
.primary-service-card {
    background-color: var(--color-bg-white);
    border-radius: 6px;
    border: var(--border-subtle);
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0,0,0,0.01);
}

.ps-content {
    padding: 3.5rem;
}

.ps-content h3 {
    font-size: 1.75rem;
    margin-bottom: 1rem;
}

.ps-content p {
    color: var(--color-text-muted);
    margin-bottom: 2rem;
}

.ps-list {
    list-style: none;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.ps-list li {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--color-text-dark);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.ps-list li i {
    color: var(--color-accent);
}

.ps-action {
    background-color: #F1F5F9;
    padding: 3.5rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    border-left: var(--border-subtle);
}

.price-indicator {
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    color: var(--color-text-muted);
    letter-spacing: 0.1em;
    margin-bottom: 1.5rem;
}

/* Secondary Services Grid Layout */
.extended-services {
    background-color: var(--color-bg-white);
}

.ext-card {
    padding: 2rem;
    background-color: var(--color-bg-light);
    border-radius: 4px;
    border: var(--border-subtle);
    transition: var(--transition-smooth);
}

.ext-card:hover {
    background-color: var(--color-bg-white);
    box-shadow: 0 15px 30px rgba(0,0,0,0.04);
    transform: translateY(-2px);
}

.ext-icon {
    font-size: 1.5rem;
    color: var(--color-primary);
    margin-bottom: 1.25rem;
}

.ext-card h3 {
    font-size: 1.15rem;
    margin-bottom: 0.75rem;
}

.ext-card p {
    font-size: 0.9rem;
    color: var(--color-text-muted);
}

/* Linear Timeline Steps Configuration */
.process-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2.5rem;
    margin-top: 4rem;
}

.process-step {
    position: relative;
}

.step-num {
    font-size: 2.5rem;
    font-weight: 800;
    color: rgba(10, 25, 47, 0.25);
    margin-bottom: 0.5rem;
    line-height: 1;
}

.process-step h3 {
    font-size: 1.2rem;
    margin-bottom: 0.75rem;
}

.process-step p {
    font-size: 0.9rem;
    color: var(--color-text-muted);
}

/* Editorial Block Layout */
.editorial-section {
    background-color: var(--color-bg-white);
}

.editorial-grid {
    display: grid;
    grid-template-columns: 0.9fr 1.1fr;
    gap: 5rem;
}

.editorial-right p {
    color: var(--color-text-muted);
    margin-bottom: 1.5rem;
}

.editorial-action {
    margin-top: 2.5rem;
}

/* Smooth Interactive FAQ Accordion Area */
.faq-wrapper {
    max-width: 850px;
    margin: 0 auto;
}

.faq-item {
    background-color: var(--color-bg-white);
    border-radius: 4px;
    border: var(--border-subtle);
    margin-bottom: 0.6rem;
    overflow: hidden;
    transition: var(--transition-smooth);
}

.faq-trigger {
    padding: 1.5rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    font-weight: 600;
    color: var(--color-primary);
    user-select: none;
    gap: 1rem;
}

.faq-trigger i {
    font-size: 0.9rem;
    color: var(--color-text-muted);
    transition: var(--transition-smooth);
}

.faq-content {
    max-height: 0;
    overflow: hidden;
    transition: var(--transition-smooth);
    background-color: #FAFCFF;
}

.faq-content p {
    padding: 0 2rem 1.5rem 2rem;
    color: var(--color-text-muted);
    font-size: 0.95rem;
}

/* Active State for FAQ */
.faq-item.active {
    border-color: var(--color-accent);
}

.faq-item.active .faq-trigger i {
    transform: rotate(180deg);
    color: var(--color-accent);
}

/* Comprehensive Modern Footer Architecture */
.main-footer {
    background-color: var(--color-primary);
    color: var(--color-bg-white);
    padding: 6rem 0 2rem 0;
    border-bottom: none;
}

.main-footer h1, .main-footer h2, .main-footer h3, .main-footer a {
    color: var(--color-bg-white);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1fr 0.6fr 1.4fr;
    gap: 4rem;
    padding-bottom: 4rem;
    border-bottom: 1px solid rgba(255,255,255,0.08);
}

.logo-area.light .logo-icon {
    background-color: var(--color-accent);
    color: var(--color-primary);
}

.logo-area.light .logo-text {
    color: var(--color-bg-white);
}

.brand-desc {
    color: rgba(255,255,255,0.6);
    margin-top: 1.5rem;
    font-size: 0.95rem;
}

.contact-details {
    margin-top: 2rem;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.contact-details a, .contact-details p {
    color: rgba(255,255,255,0.8);
    text-decoration: none;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.contact-details i {
    color: var(--color-accent);
    width: 16px;
}

.social-channels {
    display: flex;
    gap: 1rem;
    margin-top: 2rem;
}

.social-channels a {
    width: 36px;
    height: 36px;
    border-radius: 4px;
    background-color: rgba(255,255,255,0.05);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    transition: var(--transition-smooth);
}

.social-channels a:hover {
    background-color: var(--color-accent);
    color: var(--color-primary);
}

.footer-links h3 {
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-accent);
    margin-bottom: 1.25rem;
}

.footer-links ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.footer-links ul a {
    color: rgba(255,255,255,0.6);
    text-decoration: none;
    font-size: 0.9rem;
    transition: var(--transition-smooth);
}

.footer-links ul a:hover {
    color: var(--color-bg-white);
    padding-left: 4px;
}

/* Executive Form Container Style */
.footer-form-wrapper h3 {
    margin-bottom: 1.5rem;
    font-size: 1.35rem;
}

.consultation-form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.form-group input, .form-group textarea {
    width: 100%;
    padding: 1rem;
    background-color: rgba(255,255,255,0.04);
    border: 1px solid rgba(255,255,255,0.12);
    color: var(--color-bg-white);
    font-family: var(--font-primary);
    font-size: 0.95rem;
    border-radius: 4px;
    transition: var(--transition-smooth);
}

.form-group input:focus, .form-group textarea:focus {
    outline: none;
    border-color: var(--color-accent);
    background-color: rgba(255,255,255,0.08);
}

.form-row-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.privacy-note {
    font-size: 0.75rem;
    color: rgba(255,255,255,0.4);
    line-height: 1.4;
}

/* Legal Notice Blocks & Base Footnotes */
.sub-footer {
    padding-top: 2.5rem;
}

.disclaimer {
    font-size: 0.75rem;
    color: rgba(255,255,255,0.4);
    line-height: 1.6;
    margin-bottom: 2.5rem;
}

.footer-bottom-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.85rem;
    color: rgba(255,255,255,0.5);
}

.legal-links {
    display: flex;
    gap: 1.5rem;
}

.legal-links a {
    color: rgba(255,255,255,0.5);
    text-decoration: none;
}

/* ==========================================================================
   Responsive Adaptability (Mobile Breakdown Strategy)
   ========================================================================== */
@media (max-width: 1024px) {
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    .hero-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    .hero-visual {
        display: none; /* Hide visual artifact block on small viewports */
    }
    .grid-4-col {
        grid-template-columns: repeat(2, 1fr);
    }
    .grid-3-col {
        grid-template-columns: 1fr;
    }
    .ps-list {
        grid-template-columns: 1fr;
    }
}


/* ==========================================================================
   Responsive Adaptability (Mobile Breakdown Strategy)
   ========================================================================== */
@media (max-width: 768px) {
    section { padding: 4.5rem 0; }
    .nav-links { display: none; }
    .btn-primary { background-color: var(--color-primary); color: var(--color-bg-white); margin: 3px -8px 0px 10px; }
.mobile-toggle { display: flex; margin: 0px 10px 0px -10px; }
/* .footer-form-wrapper { scroll-margin-top: 110px; } */
    .metrics-grid { flex-direction: column; gap: 2rem; }
    .primary-service-card { grid-template-columns: 1fr; }
    .primary-service-card .ps-action { border-left: none; border-top: var(--border-subtle); }
    .grid-4-col, .grid-3-col, .process-grid, .editorial-grid { grid-template-columns: 1fr; gap: 2rem; }
    .form-row-2 { grid-template-columns: 1fr; }
    .footer-bottom-row { flex-direction: column; gap: 1rem; text-align: center; }
}

@media (max-width: 1024px) {
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    .hero-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    .hero-visual {
        display: none;
    }
    .grid-4-col {
        grid-template-columns: repeat(2, 1fr);
    }
    .grid-3-col {
        grid-template-columns: 1fr;
    }
    .ps-list {
        grid-template-columns: 1fr;
    }
}