/**
 * Master Homepage Dedicated Stylesheet — HTD Steel
 * Design Tokens & Anti-Slop B2B Engineering Layout
 *
 * Implemented in compliance with /design-taste-frontend:
 * - Architectural BIM/CAD Viewport HUD
 * - JetBrains Mono Telemetry & Tabular Figures
 * - Asymmetric Engineering Bento Grid
 * - Connected Process Pipeline
 * - Full responsive stability (390px, 768px, 1440px)
 *
 * @package Flatsome-Child
 */

/* ==========================================================================
   1. HERO SECTION (CAD/BIM VIEWPORT)
   ========================================================================== */
.htd-hero {
    position: relative;
    min-height: 85vh;
    display: flex;
    align-items: center;
    background-color: var(--htd-navy, #0F172A);
    color: #ffffff;
    overflow: hidden;
    padding: clamp(60px, 8vw, 110px) 0;
}

.htd-hero__bg {
    position: absolute;
    inset: 0;
    z-index: 1;
    background-image: url('/wp-content/uploads/2023/11/power-plant-construction-768x514.jpg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    opacity: 0.22;
    filter: saturate(1.1) contrast(1.1);
    transform: scale(1.02);
}

.htd-hero__overlay {
    position: absolute;
    inset: 0;
    z-index: 2;
    background: radial-gradient(circle at 75% 30%, rgba(7, 116, 187, 0.45) 0%, transparent 60%),
                linear-gradient(135deg, rgba(15, 23, 42, 0.98) 0%, rgba(15, 23, 42, 0.88) 50%, rgba(15, 23, 42, 0.96) 100%);
}

.htd-hero__container {
    position: relative;
    z-index: 3;
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
}

.htd-hero__grid {
    display: grid;
    grid-template-columns: 1.15fr 0.85fr;
    gap: clamp(32px, 5vw, 64px);
    align-items: center;
}

.htd-hero__badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 6px 16px;
    background: rgba(120, 210, 247, 0.12);
    border: 1px solid rgba(120, 210, 247, 0.35);
    border-radius: 9999px;
    font-size: 0.825rem;
    font-weight: 600;
    color: var(--htd-primary-light, #78D2F7);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 20px;
    backdrop-filter: blur(8px);
}

.htd-hero__badge-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: #10B981;
    box-shadow: 0 0 10px #10B981;
}

.htd-hero__title {
    font-size: clamp(2rem, 3.8vw, 3.25rem);
    font-weight: 800;
    line-height: 1.18;
    color: #ffffff;
    letter-spacing: -0.025em;
    margin-bottom: 20px;
}

.htd-hero__title span {
    color: var(--htd-primary-light, #78D2F7);
    background: linear-gradient(135deg, #ffffff 30%, var(--htd-primary-light, #78D2F7) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.htd-hero__desc {
    font-size: clamp(1rem, 1.2vw, 1.125rem);
    line-height: 1.65;
    color: #CBD5E1;
    margin-bottom: 32px;
    max-width: 58ch;
}

.htd-hero__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    margin-bottom: 36px;
}

.htd-btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: var(--htd-primary, #0774BB);
    color: #ffffff !important;
    padding: 14px 28px;
    font-size: 0.95rem;
    font-weight: 700;
    border-radius: 6px;
    text-decoration: none;
    transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
    box-shadow: 0 6px 20px rgba(7, 116, 187, 0.4);
}

.htd-btn-primary:hover {
    background: var(--htd-primary-dark, #055a93);
    transform: translateY(-2px);
    box-shadow: 0 10px 24px rgba(7, 116, 187, 0.5);
    color: #ffffff !important;
}

.htd-btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: rgba(255, 255, 255, 0.08);
    color: #ffffff !important;
    padding: 14px 28px;
    font-size: 0.95rem;
    font-weight: 600;
    border-radius: 6px;
    border: 1px solid rgba(255, 255, 255, 0.25);
    text-decoration: none;
    transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
    backdrop-filter: blur(8px);
}

.htd-btn-secondary:hover {
    background: rgba(255, 255, 255, 0.16);
    border-color: rgba(255, 255, 255, 0.45);
    color: #ffffff !important;
    transform: translateY(-2px);
}

.htd-btn-secondary--dark {
    background: rgba(15, 23, 42, 0.06);
    border-color: var(--htd-border, #E2E8F0);
    color: var(--htd-navy, #0F172A) !important;
}

.htd-btn-secondary--dark:hover {
    background: var(--htd-primary, #0774BB);
    border-color: var(--htd-primary, #0774BB);
    color: #ffffff !important;
}

.htd-hero__trust {
    display: flex;
    align-items: center;
    gap: 24px;
    padding-top: 24px;
    border-top: 1px solid rgba(255, 255, 255, 0.12);
}

.htd-hero__trust-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.825rem;
    color: #94A3B8;
}

.htd-hero__trust-item svg {
    color: var(--htd-primary-light, #78D2F7);
    flex-shrink: 0;
}

/* CAD/BIM HUD Viewport Card */
.htd-hero__visual {
    position: relative;
}

.htd-hero__card {
    background: rgba(20, 30, 48, 0.88);
    border: 1px solid rgba(120, 210, 247, 0.3);
    border-radius: var(--htd-radius-lg, 14px);
    padding: 22px;
    backdrop-filter: blur(16px);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5), inset 0 1px 0 rgba(255, 255, 255, 0.1);
    position: relative;
    overflow: hidden;
}

.htd-hero__card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--htd-primary, #0774BB), var(--htd-primary-light, #78D2F7), #10B981);
}

.htd-hero__card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 14px;
    padding-bottom: 10px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.htd-hero__hud-meta {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.htd-hero__card-tag {
    font-family: var(--htd-font-mono, monospace);
    font-size: 0.725rem;
    color: var(--htd-primary-light, #78D2F7);
    letter-spacing: 0.08em;
    font-weight: 700;
}

.htd-hero__hud-coords {
    font-family: var(--htd-font-mono, monospace);
    font-size: 0.675rem;
    color: #64748B;
    letter-spacing: 0.05em;
}

.htd-hero__card-status {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-family: var(--htd-font-mono, monospace);
    font-size: 0.75rem;
    color: #10B981;
    font-weight: 600;
    background: rgba(16, 185, 129, 0.12);
    border: 1px solid rgba(16, 185, 129, 0.25);
    padding: 3px 8px;
    border-radius: 9999px;
}

.htd-hero__card-viewport {
    position: relative;
    border-radius: 8px;
    overflow: hidden;
    margin-bottom: 16px;
    border: 1px solid rgba(255, 255, 255, 0.12);
    background: #0B1120;
}

.htd-hero__card-img {
    width: 100%;
    height: 230px;
    object-fit: cover;
    display: block;
    transition: transform 0.6s ease;
}

.htd-hero__card:hover .htd-hero__card-img {
    transform: scale(1.03);
}

.htd-hero__hud-axis {
    position: absolute;
    bottom: 10px;
    left: 10px;
    display: flex;
    gap: 8px;
    font-family: var(--htd-font-mono, monospace);
    font-size: 0.675rem;
    color: #ffffff;
    background: rgba(15, 23, 42, 0.85);
    padding: 3px 8px;
    border-radius: 4px;
    border: 1px solid rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(4px);
}

.htd-hero__hud-scale {
    color: var(--htd-primary-light, #78D2F7);
}

.htd-hero__card-specs {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
}

.htd-hero__spec-item {
    background: rgba(15, 23, 42, 0.7);
    padding: 10px 8px;
    border-radius: 6px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    text-align: center;
}

.htd-hero__spec-val {
    font-family: var(--htd-font-mono, monospace);
    font-size: 1.05rem;
    font-weight: 700;
    color: #ffffff;
    line-height: 1.2;
}

.htd-hero__spec-lbl {
    font-size: 0.675rem;
    color: #94A3B8;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    margin-top: 4px;
}

/* ==========================================================================
   2. STATS BAR (PROVEN METRICS - JETBRAINS MONO)
   ========================================================================== */
.htd-stats {
    background: #0B1120;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    padding: 34px 0;
}

.htd-stats__container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
}

.htd-stats__grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.htd-stat-item {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 6px 16px;
    border-right: 1px solid rgba(255, 255, 255, 0.08);
}

.htd-stat-item:last-child {
    border-right: none;
}

.htd-stat-item__icon {
    width: 44px;
    height: 44px;
    border-radius: 8px;
    background: rgba(7, 116, 187, 0.15);
    color: var(--htd-primary-light, #78D2F7);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    border: 1px solid rgba(120, 210, 247, 0.2);
}

.htd-stat-item__number {
    font-family: var(--htd-font-mono, monospace);
    font-size: clamp(1.5rem, 2.2vw, 2rem);
    font-weight: 800;
    color: #ffffff;
    line-height: 1.1;
    font-variant-numeric: tabular-nums;
}

.htd-stat-item__label {
    font-size: 0.8rem;
    color: #94A3B8;
    line-height: 1.35;
    margin-top: 3px;
}

/* ==========================================================================
   3. ABOUT SECTION (NĂNG LỰC CỐT LÕI)
   ========================================================================== */
.htd-about-strip {
    padding: clamp(64px, 8vw, 100px) 0;
    background-color: #ffffff;
}

.htd-about-strip__container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
}

.htd-about-strip__grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: clamp(40px, 6vw, 80px);
    align-items: center;
}

.htd-section-eyebrow {
    display: inline-block;
    font-size: 0.775rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--htd-primary, #0774BB);
    background: var(--htd-primary-subtle, #f0f9fe);
    padding: 4px 12px;
    border-radius: 4px;
    margin-bottom: 12px;
}

.htd-section-heading {
    font-size: clamp(1.75rem, 2.6vw, 2.35rem);
    font-weight: 800;
    color: var(--htd-navy, #0F172A);
    line-height: 1.25;
    letter-spacing: -0.02em;
    margin-bottom: 18px;
}

.htd-section-desc {
    font-size: 1rem;
    color: var(--htd-secondary, #334155);
    line-height: 1.65;
    margin-bottom: 24px;
}

.htd-feature-list {
    list-style: none;
    padding: 0;
    margin: 0 0 28px 0;
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.htd-feature-list li {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    font-size: 0.95rem;
    color: var(--htd-navy-light, #1E293B);
    line-height: 1.5;
}

.htd-feature-list svg {
    color: #10B981;
    margin-top: 2px;
    flex-shrink: 0;
}

.htd-about-strip__visual {
    position: relative;
}

.htd-about-strip__img-wrap {
    position: relative;
    border-radius: var(--htd-radius-lg, 14px);
    overflow: hidden;
    box-shadow: var(--htd-shadow-elevated, 0 20px 40px rgba(15, 23, 42, 0.12));
    border: 1px solid var(--htd-border, #E2E8F0);
}

.htd-about-strip__img {
    width: 100%;
    height: 420px;
    object-fit: cover;
    display: block;
    transition: transform 0.6s ease;
}

.htd-about-strip__img-wrap:hover .htd-about-strip__img {
    transform: scale(1.03);
}

.htd-about-strip__badge {
    position: absolute;
    bottom: 24px;
    left: 24px;
    background: var(--htd-navy, #0F172A);
    color: #ffffff;
    padding: 16px 20px;
    border-radius: 8px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.3);
    border: 1px solid rgba(255, 255, 255, 0.15);
}

.htd-about-strip__badge-num {
    font-family: var(--htd-font-mono, monospace);
    font-size: 1.6rem;
    font-weight: 800;
    color: var(--htd-primary-light, #78D2F7);
    line-height: 1;
}

.htd-about-strip__badge-text {
    font-size: 0.775rem;
    color: #94A3B8;
    margin-top: 4px;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

/* ==========================================================================
   4. ASYMMETRIC BENTO GRID (SERVICES SECTION)
   ========================================================================== */
.htd-home-services {
    padding: clamp(64px, 8vw, 100px) 0;
    background-color: #F8FAFC;
    border-top: 1px solid var(--htd-border, #E2E8F0);
}

.htd-home-services__container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
}

.htd-section-header-center {
    text-align: center;
    max-width: 720px;
    margin: 0 auto 48px auto;
}

/* Bento Grid System: 1.55fr + 1fr, with banner spanning full bottom */
.htd-bento-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 24px;
}

.htd-bento-card {
    background: #ffffff;
    border: 1px solid var(--htd-border, #E2E8F0);
    border-radius: var(--htd-radius-lg, 14px);
    overflow: hidden;
    position: relative;
    box-shadow: var(--htd-shadow-card, 0 4px 20px rgba(15, 23, 42, 0.06));
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.htd-bento-card:hover {
    transform: translateY(-4px);
    border-color: var(--htd-primary, #0774BB);
    box-shadow: 0 16px 36px rgba(7, 116, 187, 0.12);
}

/* Flagship Card (Tekla Shop Drawing) */
.htd-bento-card--flagship {
    grid-row: span 2;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    background: linear-gradient(180deg, #ffffff 0%, #F8FAFC 100%);
    border: 1.5px solid rgba(7, 116, 187, 0.25);
}

.htd-bento-card--flagship .htd-bento-card__content {
    padding: 32px 32px 24px 32px;
}

.htd-bento-card__pillar-tag {
    font-family: var(--htd-font-mono, monospace);
    font-size: 0.725rem;
    font-weight: 700;
    color: var(--htd-primary, #0774BB);
    letter-spacing: 0.06em;
    margin-bottom: 10px;
}

.htd-bento-card__title {
    font-size: 1.35rem;
    font-weight: 800;
    color: var(--htd-navy, #0F172A);
    line-height: 1.3;
    margin-bottom: 12px;
}

.htd-bento-card__desc {
    font-size: 0.925rem;
    color: var(--htd-secondary, #334155);
    line-height: 1.6;
    margin-bottom: 22px;
}

/* Deliverable Pills Matrix */
.htd-bento-card__deliverables {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 24px;
}

.htd-bento-pill {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 14px;
    background: #ffffff;
    border: 1px solid var(--htd-border, #E2E8F0);
    border-radius: 6px;
    font-size: 0.85rem;
    color: var(--htd-navy, #0F172A);
    font-weight: 500;
    box-shadow: 0 1px 3px rgba(15, 23, 42, 0.04);
}

.htd-bento-pill svg {
    color: #10B981;
    flex-shrink: 0;
}

.htd-bento-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 0.925rem;
    font-weight: 700;
    color: var(--htd-primary, #0774BB);
    text-decoration: none !important;
    transition: gap 0.2s ease;
}

.htd-bento-link:hover {
    gap: 12px;
    color: var(--htd-primary-dark, #055a93);
}

.htd-bento-card__visual {
    padding: 0 32px 32px 32px;
}

.htd-bento-card__visual img {
    width: 100%;
    height: 220px;
    object-fit: cover;
    border-radius: 8px;
    border: 1px solid var(--htd-border, #E2E8F0);
    display: block;
}

/* Side Cards (Structural Design & Consulting) */
.htd-bento-card--side {
    display: flex;
    flex-direction: column;
}

.htd-bento-card__thumb-top {
    position: relative;
    height: 150px;
    overflow: hidden;
}

.htd-bento-card__thumb-top img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.5s ease;
}

.htd-bento-card--side:hover .htd-bento-card__thumb-top img {
    transform: scale(1.06);
}

.htd-bento-badge {
    position: absolute;
    top: 12px;
    right: 12px;
    background: rgba(15, 23, 42, 0.85);
    color: #ffffff;
    font-family: var(--htd-font-mono, monospace);
    font-size: 0.675rem;
    font-weight: 700;
    padding: 3px 8px;
    border-radius: 4px;
    backdrop-filter: blur(4px);
    letter-spacing: 0.05em;
}

.htd-bento-card__body {
    padding: 22px 24px;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.htd-bento-card--side .htd-bento-card__title {
    font-size: 1.15rem;
    margin-bottom: 8px;
}

.htd-bento-card--side .htd-bento-card__desc {
    font-size: 0.875rem;
    line-height: 1.55;
    margin-bottom: 16px;
    flex-grow: 1;
}

/* Full Width Bottom Banner (Training) */
.htd-bento-card--banner {
    grid-column: 1 / -1;
    display: grid;
    grid-template-columns: 280px 1fr auto;
    align-items: center;
    gap: 28px;
    padding: 16px;
    background: #ffffff;
}

.htd-bento-banner__thumb {
    height: 140px;
    border-radius: 8px;
    overflow: hidden;
}

.htd-bento-banner__thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.htd-bento-banner__body {
    padding: 8px 0;
}

.htd-bento-banner__body .htd-bento-card__title {
    font-size: 1.18rem;
    margin-bottom: 6px;
}

.htd-bento-banner__body .htd-bento-card__desc {
    font-size: 0.875rem;
    margin-bottom: 0;
    max-width: 65ch;
}

.htd-bento-banner__action {
    padding-right: 16px;
}

/* ==========================================================================
   5. FEATURED PROJECTS SECTION (ENGINEERING CARDS)
   ========================================================================== */
.htd-home-projects {
    padding: clamp(64px, 8vw, 100px) 0;
    background-color: #ffffff;
}

.htd-home-projects__container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
}

.htd-home-projects__header-flex {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    margin-bottom: 40px;
}

.htd-home-projects__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}

.htd-proj-card-v2 {
    background: #ffffff;
    border: 1px solid var(--htd-border, #E2E8F0);
    border-radius: var(--htd-radius-lg, 14px);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    box-shadow: var(--htd-shadow-card, 0 4px 20px rgba(15, 23, 42, 0.06));
    text-decoration: none !important;
}

.htd-proj-card-v2:hover {
    transform: translateY(-5px);
    border-color: var(--htd-primary-light, #78D2F7);
    box-shadow: 0 16px 36px rgba(7, 116, 187, 0.16);
}

.htd-proj-card-v2__thumb {
    height: 220px;
    overflow: hidden;
    position: relative;
    background: #1E293B;
}

.htd-proj-card-v2__thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
    display: block;
}

.htd-proj-card-v2:hover .htd-proj-card-v2__thumb img {
    transform: scale(1.06);
}

.htd-proj-card-v2__tag {
    position: absolute;
    top: 14px;
    left: 14px;
    background: rgba(15, 23, 42, 0.85);
    color: #ffffff;
    font-size: 0.725rem;
    font-weight: 700;
    padding: 4px 10px;
    border-radius: 4px;
    backdrop-filter: blur(4px);
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.htd-proj-card-v2__tonnage {
    position: absolute;
    bottom: 14px;
    right: 14px;
    background: var(--htd-primary, #0774BB);
    color: #ffffff;
    font-family: var(--htd-font-mono, monospace);
    font-size: 0.8rem;
    font-weight: 700;
    padding: 4px 10px;
    border-radius: 4px;
}

.htd-proj-card-v2__body {
    padding: 24px;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.htd-proj-card-v2__title {
    font-size: 1.25rem;
    font-weight: 800;
    color: var(--htd-navy, #0F172A);
    line-height: 1.3;
    margin-bottom: 6px;
}

.htd-proj-card-v2__location {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.825rem;
    color: var(--htd-muted-fg, #64748B);
    margin-bottom: 12px;
}

.htd-proj-card-v2__desc {
    font-size: 0.875rem;
    color: var(--htd-secondary, #334155);
    line-height: 1.55;
    margin-bottom: 14px;
    flex-grow: 1;
}

.htd-proj-card-v2__specs-row {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-bottom: 16px;
}

.htd-proj-card-v2__spec-chip {
    font-size: 0.725rem;
    font-family: var(--htd-font-mono, monospace);
    color: var(--htd-secondary, #334155);
    background: #F1F5F9;
    padding: 3px 8px;
    border-radius: 4px;
    border: 1px solid #E2E8F0;
}

.htd-proj-card-v2__footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 14px;
    border-top: 1px solid var(--htd-border, #E2E8F0);
}

.htd-proj-card-v2__meta {
    font-size: 0.75rem;
    font-weight: 600;
    color: #10B981;
}

.htd-proj-card-v2__btn {
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--htd-primary, #0774BB);
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

/* ==========================================================================
   6. CONNECTED PROCESS PIPELINE (WORKFLOW)
   ========================================================================== */
.htd-workflow {
    padding: clamp(64px, 8vw, 100px) 0;
    background-color: var(--htd-navy, #0F172A);
    color: #ffffff;
    position: relative;
}

.htd-workflow__container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
}

.htd-workflow .htd-section-heading {
    color: #ffffff;
}

.htd-workflow .htd-section-desc {
    color: #94A3B8;
}

.htd-pipeline {
    position: relative;
    margin-top: 48px;
}

.htd-pipeline__grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    position: relative;
    z-index: 2;
}

.htd-pipeline-node {
    background: rgba(30, 41, 59, 0.7);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--htd-radius-lg, 14px);
    padding: 24px 20px;
    display: flex;
    flex-direction: column;
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    position: relative;
}

.htd-pipeline-node:not(:last-child)::after {
    content: '';
    position: absolute;
    z-index: 3;
    top: 50%;
    left: 100%;
    width: 20px;
    height: 12px;
    background: var(--htd-primary-light, #78D2F7);
    clip-path: polygon(0 42%, 65% 42%, 65% 0, 100% 50%, 65% 100%, 65% 58%, 0 58%);
    transform: translateY(-50%);
}

.htd-pipeline-node:hover {
    transform: translateY(-4px);
    border-color: rgba(120, 210, 247, 0.4);
    background: rgba(30, 41, 59, 0.95);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.3);
}

.htd-pipeline-node__marker {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
    padding-bottom: 12px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.htd-pipeline-node__num {
    font-family: var(--htd-font-mono, monospace);
    font-size: 1.6rem;
    font-weight: 800;
    color: var(--htd-primary-light, #78D2F7);
    line-height: 1;
}

.htd-pipeline-node__badge {
    font-family: var(--htd-font-mono, monospace);
    font-size: 0.65rem;
    color: #94A3B8;
    background: rgba(15, 23, 42, 0.6);
    padding: 2px 6px;
    border-radius: 4px;
    border: 1px solid rgba(255, 255, 255, 0.06);
    letter-spacing: 0.04em;
}

.htd-pipeline-node__title {
    font-size: 1.1rem;
    font-weight: 700;
    color: #ffffff;
    margin-bottom: 10px;
    line-height: 1.35;
}

.htd-pipeline-node__desc {
    font-size: 0.85rem;
    color: #94A3B8;
    line-height: 1.55;
    margin-bottom: 16px;
    flex-grow: 1;
}

.htd-pipeline-node__output {
    font-family: var(--htd-font-mono, monospace);
    font-size: 0.725rem;
    color: #10B981;
    background: rgba(16, 185, 129, 0.1);
    border: 1px solid rgba(16, 185, 129, 0.2);
    padding: 6px 10px;
    border-radius: 6px;
}

/* ==========================================================================
   7. PRE-FOOTER DUAL CTA STRIP
   ========================================================================== */
.htd-prefooter-cta {
    background: linear-gradient(135deg, var(--htd-primary, #0774BB) 0%, var(--htd-primary-dark, #055a93) 100%);
    color: #ffffff;
    padding: clamp(50px, 6vw, 80px) 0;
    position: relative;
    overflow: hidden;
}

.htd-prefooter-cta::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image: radial-gradient(circle at 10% 50%, rgba(255, 255, 255, 0.15) 0%, transparent 40%),
                      radial-gradient(circle at 90% 50%, rgba(120, 210, 247, 0.2) 0%, transparent 40%);
}

.htd-prefooter-cta__container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
    position: relative;
    z-index: 2;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 32px;
}

.htd-prefooter-cta__title {
    font-size: clamp(1.75rem, 2.5vw, 2.4rem);
    font-weight: 800;
    color: #ffffff;
    line-height: 1.25;
    margin-bottom: 10px;
}

.htd-prefooter-cta__desc {
    font-size: 1.05rem;
    color: rgba(255, 255, 255, 0.9);
    max-width: 60ch;
    margin: 0;
}

.htd-prefooter-cta__actions {
    display: flex;
    gap: 16px;
    flex-shrink: 0;
}

.htd-btn-cta-white {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: #ffffff;
    color: var(--htd-primary-dark, #055a93) !important;
    padding: 14px 28px;
    font-size: 0.95rem;
    font-weight: 700;
    border-radius: 6px;
    text-decoration: none;
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.15);
    transition: all 0.25s ease;
}

.htd-btn-cta-white:hover {
    background: #F8FAFC;
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.25);
    color: var(--htd-navy, #0F172A) !important;
}

.htd-btn-cta-outline {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: transparent;
    color: #ffffff !important;
    padding: 14px 28px;
    font-size: 0.95rem;
    font-weight: 600;
    border-radius: 6px;
    border: 1px solid rgba(255, 255, 255, 0.4);
    text-decoration: none;
    transition: all 0.25s ease;
}

.htd-btn-cta-outline:hover {
    background: rgba(255, 255, 255, 0.15);
    border-color: #ffffff;
    color: #ffffff !important;
    transform: translateY(-2px);
}

/* ==========================================================================
   8. RESPONSIVE BREAKPOINTS (1024px & 768px & 390px)
   ========================================================================== */
@media (max-width: 1024px) {
    .htd-hero__grid {
        grid-template-columns: 1fr;
    }
    
    .htd-hero__visual {
        max-width: 540px;
        margin: 0 auto;
    }

    .htd-stats__grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }

    .htd-stat-item {
        border-right: none;
        background: rgba(255, 255, 255, 0.03);
        padding: 12px;
        border-radius: 8px;
    }

    .htd-about-strip__grid {
        grid-template-columns: 1fr;
    }

    .htd-bento-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .htd-bento-card--flagship {
        grid-row: auto;
        grid-column: 1 / -1;
    }

    .htd-bento-card--banner {
        grid-template-columns: 220px 1fr auto;
    }

    .htd-home-projects__grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .htd-pipeline__grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .htd-pipeline-node:nth-child(3) {
        grid-column: 2;
        grid-row: 2;
    }

    .htd-pipeline-node:nth-child(4) {
        grid-column: 1;
        grid-row: 2;
    }

    .htd-pipeline-node:nth-child(2)::after {
        top: 100%;
        left: 50%;
        transform: translateX(-50%) rotate(90deg);
    }

    .htd-pipeline-node:nth-child(3)::after {
        left: auto;
        right: 100%;
        transform: translateY(-50%) rotate(180deg);
    }

    .htd-prefooter-cta__container {
        flex-direction: column;
        text-align: center;
        align-items: center;
    }

    .htd-prefooter-cta__desc {
        max-width: 100%;
    }
}

@media (max-width: 767px) {
    .htd-hero {
        min-height: auto;
        padding: 48px 0;
    }

    .htd-hero__actions {
        flex-direction: column;
        width: 100%;
    }

    .htd-hero__actions a {
        width: 100%;
        justify-content: center;
    }

    .htd-hero__trust {
        flex-direction: column;
        align-items: flex-start;
        gap: 12px;
    }

    .htd-stats__grid {
        grid-template-columns: 1fr;
        gap: 12px;
    }

    .htd-bento-grid {
        grid-template-columns: 1fr;
    }

    .htd-bento-card--banner {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .htd-bento-banner__thumb {
        height: 180px;
    }

    .htd-bento-banner__action {
        padding-right: 0;
    }

    .htd-bento-banner__action a {
        width: 100%;
        justify-content: center;
    }

    .htd-home-projects__grid {
        grid-template-columns: 1fr;
    }

    .htd-home-projects__header-flex {
        flex-direction: column;
        align-items: flex-start;
        gap: 16px;
    }

    .htd-pipeline__grid {
        grid-template-columns: 1fr;
    }

    .htd-pipeline-node:nth-child(3),
    .htd-pipeline-node:nth-child(4) {
        grid-column: auto;
        grid-row: auto;
    }

    .htd-pipeline-node:not(:last-child)::after {
        top: 100%;
        left: 50%;
        right: auto;
        transform: translateX(-50%) rotate(90deg);
    }

    .htd-prefooter-cta__actions {
        flex-direction: column;
        width: 100%;
    }

    .htd-prefooter-cta__actions a {
        width: 100%;
        justify-content: center;
    }

    .htd-about-strip__img {
        height: 280px;
    }
}

/* Reduced Motion Fallback */
@media (prefers-reduced-motion: reduce) {
    .htd-hero__card-img,
    .htd-about-strip__img,
    .htd-bento-card,
    .htd-proj-card-v2,
    .htd-pipeline-node,
    .htd-btn-primary,
    .htd-btn-secondary,
    .htd-btn-cta-white,
    .htd-btn-cta-outline {
        transition: none !important;
        transform: none !important;
    }
}