/* ==========================================================================
   MATERIAL DESIGN 3 (M3) LUXURY CONTACT SYSTEM — HOACHATDOANHTIN.COM
   Specification: https://m3.material.io/
   Design Language: Deep Forest Teal (#006a64) + Champagne Gold (#d4af37)
   Target Page: https://hoachatdoanhtin.com/lien-he/ (Post ID: 28)
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@400;500;600;700;800&family=Outfit:wght@400;500;600;700;800&display=swap');

/* Reset & Fail-safe protections for WordPress grids */
.dt-contact-scope * {
    box-sizing: border-box;
}

.dt-contact-scope p:empty,
.dt-contact-dept-grid > p,
.dt-contact-main-grid > p,
.dt-contact-sla-grid > p,
.dt-contact-policy-grid > p {
    display: none !important;
    margin: 0 !important;
    padding: 0 !important;
    height: 0 !important;
    width: 0 !important;
}

/* Fail-safe: Hide Reviewer Box (Block 2) on Contact Page */
.page-id-28 .code-block,
.page-id-28 .code-block-2,
.page-id-28 .ai-viewport-2,
.postid-28 .code-block,
.postid-28 .code-block-2 {
    display: none !important;
    visibility: hidden !important;
    height: 0 !important;
    margin: 0 !important;
    padding: 0 !important;
}

/* ==========================================================================
   CSS VARIABLES & DESIGN TOKENS
   ========================================================================== */
:root {
    --dt-primary: #006a64;
    --dt-primary-dark: #004d48;
    --dt-primary-deep: #022f2c;
    --dt-primary-light: #e6f6f4;
    --dt-primary-container: #72f8ed;
    --dt-on-primary-container: #00201e;
    
    --dt-gold: #d4af37;
    --dt-gold-dark: #aa8c2c;
    --dt-gold-light: #fef7dd;
    --dt-gold-gradient: linear-gradient(135deg, #f7d070 0%, #d4af37 50%, #b89126 100%);
    
    --dt-surface: #ffffff;
    --dt-surface-low: #f8fafb;
    --dt-surface-container: #f1f5f4;
    --dt-surface-high: #e8efee;
    
    --dt-text-main: #191c1c;
    --dt-text-muted: #4a6361;
    --dt-text-light: #707978;
    
    --dt-outline: rgba(0, 106, 100, 0.15);
    --dt-outline-variant: #e0e6e5;
    
    --dt-shadow-sm: 0 2px 8px rgba(0, 106, 100, 0.04);
    --dt-shadow-md: 0 8px 24px rgba(0, 106, 100, 0.08);
    --dt-shadow-lg: 0 16px 40px rgba(0, 106, 100, 0.12);
    --dt-shadow-xl: 0 24px 60px rgba(2, 47, 44, 0.16);
    
    --dt-radius-sm: 8px;
    --dt-radius-md: 14px;
    --dt-radius-lg: 20px;
    --dt-radius-xl: 28px;
    --dt-radius-full: 9999px;
    
    --dt-font-display: 'Outfit', sans-serif;
    --dt-font-body: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

/* ==========================================================================
   GLOBAL SCOPE & TYPOGRAPHY
   ========================================================================== */
.dt-contact-scope {
    font-family: var(--dt-font-body);
    color: var(--dt-text-main);
    background-color: #fafcfb;
    line-height: 1.6;
    overflow-x: hidden;
    margin: 0;
    padding: 0;
}

.dt-contact-scope h1,
.dt-contact-scope h2,
.dt-contact-scope h3,
.dt-contact-scope h4 {
    font-family: var(--dt-font-display);
    font-weight: 700;
    margin-top: 0;
    letter-spacing: -0.01em;
}

.dt-contact-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ==========================================================================
   HERO SECTION
   ========================================================================== */
.dt-contact-hero {
    background: radial-gradient(circle at 85% 20%, rgba(212, 175, 55, 0.22) 0%, transparent 50%),
                radial-gradient(circle at 15% 80%, rgba(114, 248, 237, 0.12) 0%, transparent 45%),
                linear-gradient(135deg, var(--dt-primary-deep) 0%, var(--dt-primary-dark) 45%, var(--dt-primary) 100%);
    color: #ffffff;
    padding: 70px 0 60px;
    position: relative;
    border-bottom: 4px solid var(--dt-gold);
}

.dt-contact-hero::before {
    content: "";
    position: absolute;
    inset: 0;
    background-image: radial-gradient(rgba(255, 255, 255, 0.06) 1px, transparent 1px);
    background-size: 24px 24px;
    pointer-events: none;
    opacity: 0.6;
}

.dt-contact-hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
}

.dt-hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(255, 255, 255, 0.12);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(212, 175, 55, 0.4);
    padding: 8px 18px;
    border-radius: var(--dt-radius-full);
    font-size: 13px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--dt-gold-light);
    margin-bottom: 20px;
}

.dt-hero-badge span.dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #10b981;
    box-shadow: 0 0 10px #10b981;
    display: inline-block;
}

.dt-contact-hero h1 {
    font-size: 42px;
    line-height: 1.25;
    margin-bottom: 16px;
    color: #ffffff;
}

.dt-contact-hero h1 .gold-highlight {
    background: var(--dt-gold-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    display: inline-block;
}

.dt-contact-hero p.subtitle {
    font-size: 18px;
    line-height: 1.65;
    color: #d8ecea;
    margin-bottom: 36px;
    max-width: 760px;
    margin-left: auto;
    margin-right: auto;
}

/* Hero Quick Contact Chips */
.dt-hero-quick-chips {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 14px;
}

.dt-hero-chip {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    padding: 10px 20px;
    border-radius: var(--dt-radius-full);
    color: #ffffff;
    font-size: 14px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.25s ease;
}

.dt-hero-chip:hover {
    background: rgba(255, 255, 255, 0.22);
    border-color: var(--dt-gold);
    transform: translateY(-2px);
    color: #ffffff;
}

.dt-hero-chip.primary-chip {
    background: var(--dt-gold-gradient);
    color: #032b28;
    border: none;
    font-weight: 700;
    box-shadow: 0 4px 18px rgba(212, 175, 55, 0.35);
}

.dt-hero-chip.primary-chip:hover {
    background: linear-gradient(135deg, #ffe08a 0%, #e5c04d 100%);
    box-shadow: 0 6px 24px rgba(212, 175, 55, 0.5);
    color: #02201e;
}

.dt-hero-chip svg {
    width: 18px;
    height: 18px;
    fill: currentColor;
    flex-shrink: 0;
}

/* ==========================================================================
   DEPARTMENT HOTLINES SECTION (3 CARDS)
   ========================================================================== */
.dt-section-dept {
    padding: 60px 0 30px;
}

.dt-section-header {
    text-align: center;
    max-width: 720px;
    margin: 0 auto 40px;
}

.dt-section-header .tag {
    color: var(--dt-primary);
    font-weight: 700;
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 8px;
    display: inline-block;
}

.dt-section-header h2 {
    font-size: 32px;
    color: var(--dt-primary-deep);
    margin-bottom: 12px;
}

.dt-section-header p {
    color: var(--dt-text-muted);
    font-size: 16px;
    margin: 0;
}

.dt-contact-dept-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.dt-dept-card {
    background: var(--dt-surface);
    border-radius: var(--dt-radius-lg);
    border: 1px solid var(--dt-outline);
    padding: 32px 28px;
    box-shadow: var(--dt-shadow-sm);
    display: flex;
    flex-direction: column;
    position: relative;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    overflow: hidden;
}

.dt-dept-card::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--dt-primary);
    transition: height 0.25s ease;
}

.dt-dept-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--dt-shadow-lg);
    border-color: rgba(0, 106, 100, 0.3);
}

.dt-dept-card:hover::before {
    height: 6px;
    background: var(--dt-gold-gradient);
}

.dt-dept-icon-box {
    width: 54px;
    height: 54px;
    border-radius: var(--dt-radius-md);
    background: var(--dt-primary-light);
    color: var(--dt-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    transition: all 0.3s ease;
}

.dt-dept-card:hover .dt-dept-icon-box {
    background: var(--dt-primary);
    color: #ffffff;
    transform: scale(1.06);
}

.dt-dept-icon-box svg {
    width: 26px;
    height: 26px;
    fill: currentColor;
}

.dt-dept-title {
    font-size: 20px;
    color: var(--dt-primary-deep);
    margin-bottom: 10px;
    line-height: 1.35;
}

.dt-dept-desc {
    color: var(--dt-text-muted);
    font-size: 14.5px;
    line-height: 1.6;
    margin-bottom: 22px;
    flex-grow: 1;
}

.dt-dept-action {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-top: auto;
    padding-top: 16px;
    border-top: 1px dashed var(--dt-outline-variant);
}

.dt-dept-btn-call {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    background: var(--dt-primary);
    color: #ffffff;
    font-weight: 700;
    font-size: 15px;
    padding: 12px 18px;
    border-radius: var(--dt-radius-full);
    text-decoration: none;
    transition: all 0.25s ease;
    box-shadow: 0 4px 14px rgba(0, 106, 100, 0.25);
}

.dt-dept-btn-call:hover {
    background: var(--dt-primary-dark);
    color: #ffffff;
    box-shadow: 0 6px 20px rgba(0, 106, 100, 0.35);
}

.dt-dept-btn-sub {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    background: var(--dt-surface-low);
    color: var(--dt-primary);
    border: 1px solid var(--dt-outline);
    font-weight: 600;
    font-size: 13.5px;
    padding: 8px 14px;
    border-radius: var(--dt-radius-full);
    text-decoration: none;
    transition: all 0.2s ease;
}

.dt-dept-btn-sub:hover {
    background: var(--dt-primary-light);
    border-color: var(--dt-primary);
    color: var(--dt-primary-dark);
}

/* ==========================================================================
   MAIN 2-COLUMN SECTION (RFQ FORM & INFRASTRUCTURE NETWORK)
   ========================================================================== */
.dt-section-main {
    padding: 50px 0 70px;
}

.dt-contact-main-grid {
    display: grid;
    grid-template-columns: 1.15fr 0.85fr;
    gap: 36px;
    align-items: start;
}

/* RFQ Form Card */
.dt-rfq-card {
    background: var(--dt-surface);
    border-radius: var(--dt-radius-xl);
    border: 1px solid var(--dt-outline);
    padding: 44px 40px;
    box-shadow: var(--dt-shadow-md);
    position: relative;
}

.dt-rfq-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: var(--dt-gold-light);
    border: 1px solid rgba(212, 175, 55, 0.35);
    color: #785a08;
    padding: 6px 14px;
    border-radius: var(--dt-radius-full);
    font-size: 12.5px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 12px;
}

.dt-rfq-card h3 {
    font-size: 26px;
    color: var(--dt-primary-deep);
    margin-bottom: 8px;
}

.dt-rfq-card p.intro {
    color: var(--dt-text-muted);
    font-size: 15px;
    margin-bottom: 28px;
    line-height: 1.55;
}

/* M3 Outlined Inputs */
.dt-m3-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.dt-form-row-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.dt-m3-field {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.dt-m3-field label {
    font-size: 13.5px;
    font-weight: 600;
    color: var(--dt-text-main);
    display: flex;
    align-items: center;
    gap: 4px;
}

.dt-m3-field label span.req {
    color: #dc2626;
    font-weight: 700;
}

.dt-m3-input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.dt-m3-input,
.dt-m3-select,
.dt-m3-textarea {
    width: 100%;
    background: #ffffff;
    border: 1.5px solid var(--dt-outline-variant);
    border-radius: var(--dt-radius-md);
    padding: 13px 16px;
    font-family: inherit;
    font-size: 15px;
    color: var(--dt-text-main);
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    outline: none;
    box-sizing: border-box;
}

.dt-m3-input:focus,
.dt-m3-select:focus,
.dt-m3-textarea:focus {
    border-color: var(--dt-primary);
    box-shadow: 0 0 0 3px rgba(0, 106, 100, 0.15);
    background-color: #ffffff;
}

.dt-m3-input::placeholder,
.dt-m3-textarea::placeholder {
    color: #94a3b8;
    font-size: 14px;
}

.dt-m3-select {
    cursor: pointer;
    appearance: none;
    -webkit-appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23006a64' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 14px center;
    padding-right: 40px;
}

.dt-m3-checkbox-label {
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    font-size: 14px;
    color: var(--dt-text-main);
    user-select: none;
    margin: 4px 0;
}

.dt-m3-checkbox-label input[type="checkbox"] {
    width: 18px;
    height: 18px;
    accent-color: var(--dt-primary);
    cursor: pointer;
    border-radius: 4px;
}

.dt-form-submit-btn {
    background: linear-gradient(135deg, var(--dt-primary) 0%, var(--dt-primary-dark) 100%);
    color: #ffffff;
    border: none;
    padding: 16px 28px;
    border-radius: var(--dt-radius-full);
    font-family: var(--dt-font-display);
    font-size: 16px;
    font-weight: 700;
    letter-spacing: 0.03em;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    box-shadow: 0 6px 22px rgba(0, 106, 100, 0.32);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    margin-top: 6px;
}

.dt-form-submit-btn:hover {
    background: linear-gradient(135deg, #0e7c77 0%, #004d48 100%);
    box-shadow: 0 8px 30px rgba(0, 106, 100, 0.45);
    transform: translateY(-2px);
}

.dt-form-submit-btn:active {
    transform: translateY(0);
}

.dt-form-submit-btn svg {
    width: 20px;
    height: 20px;
    fill: currentColor;
    transition: transform 0.2s ease;
}

.dt-form-submit-btn:hover svg {
    transform: translateX(4px);
}

.dt-form-guarantee {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-size: 13px;
    color: var(--dt-text-light);
    margin-top: 14px;
    text-align: center;
}

.dt-form-guarantee svg {
    width: 16px;
    height: 16px;
    fill: #10b981;
    flex-shrink: 0;
}

/* Infrastructure Side Column */
.dt-infra-column {
    display: flex;
    flex-direction: column;
    gap: 22px;
}

.dt-infra-card {
    background: var(--dt-surface);
    border-radius: var(--dt-radius-lg);
    border: 1px solid var(--dt-outline);
    padding: 24px;
    box-shadow: var(--dt-shadow-sm);
    transition: all 0.25s ease;
    position: relative;
}

.dt-infra-card:hover {
    box-shadow: var(--dt-shadow-md);
    border-color: rgba(0, 106, 100, 0.25);
}

.dt-infra-card-header {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    margin-bottom: 14px;
}

.dt-infra-badge-icon {
    width: 44px;
    height: 44px;
    border-radius: var(--dt-radius-md);
    background: var(--dt-primary-light);
    color: var(--dt-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.dt-infra-badge-icon svg {
    width: 22px;
    height: 22px;
    fill: currentColor;
}

.dt-infra-title-wrap h4 {
    font-size: 17px;
    color: var(--dt-primary-deep);
    margin-bottom: 4px;
}

.dt-infra-title-wrap .sub {
    font-size: 12.5px;
    color: var(--dt-gold-dark);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.dt-infra-details {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 8px;
    font-size: 14px;
    color: var(--dt-text-muted);
}

.dt-infra-details li {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    line-height: 1.5;
}

.dt-infra-details li strong {
    color: var(--dt-text-main);
    font-weight: 600;
}

/* Map Card */
.dt-map-card {
    background: var(--dt-surface);
    border-radius: var(--dt-radius-lg);
    border: 1px solid var(--dt-outline);
    overflow: hidden;
    box-shadow: var(--dt-shadow-sm);
}

.dt-map-frame-wrapper {
    height: 260px;
    width: 100%;
    position: relative;
    background: #e2e8f0;
}

.dt-map-frame-wrapper iframe {
    width: 100%;
    height: 100%;
    border: none;
    display: block;
}

.dt-map-card-footer {
    padding: 14px 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: var(--dt-surface-low);
    border-top: 1px solid var(--dt-outline-variant);
}

.dt-map-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--dt-primary);
    font-weight: 700;
    font-size: 13.5px;
    text-decoration: none;
    transition: color 0.2s ease;
}

.dt-map-link:hover {
    color: var(--dt-primary-dark);
    text-decoration: underline;
}

.dt-map-link svg {
    width: 16px;
    height: 16px;
    fill: currentColor;
}

/* ==========================================================================
   SLA COMMITMENTS SECTION (4 BADGES)
   ========================================================================== */
.dt-section-sla {
    background: linear-gradient(180deg, #f1f5f4 0%, #e8efee 100%);
    padding: 60px 0;
    border-top: 1px solid var(--dt-outline);
    border-bottom: 1px solid var(--dt-outline);
}

.dt-contact-sla-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.dt-sla-card {
    background: var(--dt-surface);
    border-radius: var(--dt-radius-lg);
    border: 1px solid var(--dt-outline);
    padding: 28px 22px;
    text-align: center;
    box-shadow: var(--dt-shadow-sm);
    transition: all 0.25s ease;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.dt-sla-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--dt-shadow-md);
    border-color: var(--dt-primary);
}

.dt-sla-stat {
    font-family: var(--dt-font-display);
    font-size: 32px;
    font-weight: 800;
    color: var(--dt-primary);
    line-height: 1.1;
    margin-bottom: 6px;
}

.dt-sla-stat.gold {
    color: var(--dt-gold-dark);
}

.dt-sla-title {
    font-size: 16px;
    font-weight: 700;
    color: var(--dt-primary-deep);
    margin-bottom: 8px;
}

.dt-sla-desc {
    font-size: 13.5px;
    color: var(--dt-text-muted);
    line-height: 1.5;
    margin: 0;
}

/* ==========================================================================
   POLICIES & QUICK DIRECTORY
   ========================================================================== */
.dt-section-policy {
    padding: 60px 0 80px;
    background: #fafcfb;
}

.dt-contact-policy-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}

.dt-policy-item {
    display: flex;
    align-items: center;
    gap: 14px;
    background: var(--dt-surface);
    border: 1px solid var(--dt-outline-variant);
    border-radius: var(--dt-radius-md);
    padding: 16px 20px;
    text-decoration: none;
    transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 1px 3px rgba(0,0,0,0.02);
}

.dt-policy-item:hover {
    background: var(--dt-primary-light);
    border-color: var(--dt-primary);
    transform: translateX(4px);
    box-shadow: var(--dt-shadow-sm);
}

.dt-policy-icon-badge {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--dt-surface-container);
    color: var(--dt-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    flex-shrink: 0;
    transition: all 0.2s ease;
}

.dt-policy-item:hover .dt-policy-icon-badge {
    background: var(--dt-primary);
    color: #ffffff;
}

.dt-policy-name {
    font-size: 14.5px;
    font-weight: 600;
    color: var(--dt-text-main);
    line-height: 1.4;
    transition: color 0.2s ease;
}

.dt-policy-item:hover .dt-policy-name {
    color: var(--dt-primary-dark);
}

/* ==========================================================================
   MODAL / SUCCESS TOAST
   ========================================================================== */
.dt-m3-modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 32, 30, 0.65);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 999999;
    padding: 20px;
}

.dt-m3-modal-card {
    background: #ffffff;
    border-radius: var(--dt-radius-xl);
    padding: 40px 32px;
    max-width: 480px;
    width: 100%;
    text-align: center;
    box-shadow: 0 24px 70px rgba(0, 0, 0, 0.25);
    transform: scale(0.95);
    animation: dtModalIn 0.3s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes dtModalIn {
    to {
        transform: scale(1);
    }
}

.dt-m3-modal-icon {
    width: 64px;
    height: 64px;
    background: #dcfce7;
    color: #15803d;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 32px;
}

.dt-m3-modal-card h4 {
    font-size: 22px;
    color: var(--dt-primary-deep);
    margin-bottom: 10px;
}

.dt-m3-modal-card p {
    color: var(--dt-text-muted);
    font-size: 15px;
    line-height: 1.6;
    margin-bottom: 24px;
}

.dt-m3-modal-btns {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

/* ==========================================================================
   RESPONSIVE DESIGN
   ========================================================================== */
@media (max-width: 1024px) {
    .dt-contact-dept-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .dt-contact-main-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }
    
    .dt-contact-sla-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 16px;
    }
    
    .dt-contact-policy-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .dt-contact-hero {
        padding: 50px 0 45px;
    }
    
    .dt-contact-hero h1 {
        font-size: 30px;
    }
    
    .dt-contact-hero p.subtitle {
        font-size: 16px;
    }
    
    .dt-rfq-card {
        padding: 28px 20px;
    }
    
    .dt-form-row-2 {
        grid-template-columns: 1fr;
        gap: 16px;
    }
    
    .dt-section-header h2 {
        font-size: 26px;
    }
    
    .dt-contact-sla-grid {
        grid-template-columns: 1fr;
    }
    
    .dt-contact-policy-grid {
        grid-template-columns: 1fr;
    }
    
    .dt-hero-quick-chips {
        flex-direction: column;
        align-items: stretch;
    }
    
    .dt-hero-chip {
        justify-content: center;
    }
}