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

:root {
    --dpf-blue: #0B5FA8;
    --dpf-blue-dark: #073E6E;
    --dpf-blue-darker: #052D51;
    --dpf-gold: #D4A537;
    --dpf-gold-dark: #B98D29;
    --dpf-gray-900: #101828;
    --dpf-gray-700: #344054;
    --dpf-gray-600: #5B6470;
    --dpf-gray-400: #98A2B3;
    --dpf-gray-200: #E4E7EC;
    --dpf-gray-100: #F5F7FA;
    --dpf-surface: #FFFFFF;

    --dpf-font-heading: "Inter", "Segoe UI", sans-serif;
    --dpf-font-body: "Inter", "Segoe UI", sans-serif;

    --dpf-radius-sm: 8px;
    --dpf-radius-md: 14px;
    --dpf-radius-lg: 20px;

    --dpf-shadow-sm: 0 1px 3px rgba(16, 24, 40, 0.08);
    --dpf-shadow-md: 0 8px 24px rgba(16, 24, 40, 0.08);
    --dpf-shadow-lg: 0 20px 48px rgba(7, 62, 110, 0.16);

    --dpf-space-1: 4px;
    --dpf-space-2: 8px;
    --dpf-space-3: 16px;
    --dpf-space-4: 24px;
    --dpf-space-5: 32px;
    --dpf-space-6: 48px;
    --dpf-space-7: 64px;
    --dpf-space-8: 96px;
}

/* Global icon default size. SVGs with no width/height attribute fall back to the CSS-spec
   default of 300x150px, so every .dpf-icon (see _Icon.cshtml) must be explicitly sized here
   regardless of where it's used; more specific selectors below (.icon-box svg, etc.) override
   this for contexts that need a different size. */
.dpf-icon {
    width: 1.15em;
    height: 1.15em;
    flex-shrink: 0;
    vertical-align: -0.15em;
}

@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--dpf-font-body);
    font-size: 16px;
    line-height: 1.65;
    color: var(--dpf-gray-700);
    background: var(--dpf-surface);
}

h1, h2, h3, h4, h5, h6,
.section-title, .display-heading {
    font-family: var(--dpf-font-heading);
    color: var(--dpf-gray-900);
    font-weight: 700;
    letter-spacing: -0.01em;
}

a {
    color: var(--dpf-blue);
    text-decoration: none;
}

a:hover {
    color: var(--dpf-blue-dark);
}

/* ---------- Layout helpers ---------- */

.container {
    max-width: 1200px;
}

.section {
    padding: var(--dpf-space-7) 0;
}

.section-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: var(--dpf-font-heading);
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--dpf-blue);
    background: rgba(11, 95, 168, 0.08);
    padding: 6px 14px;
    border-radius: 999px;
    margin-bottom: var(--dpf-space-3);
}

.section-title {
    font-size: clamp(1.75rem, 1.4rem + 1.4vw, 2.5rem);
    margin-bottom: var(--dpf-space-2);
}

.section-subtitle {
    color: var(--dpf-gray-600);
    font-size: 1.05rem;
    max-width: 640px;
}

.icon-box {
    width: 3rem;
    height: 3rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--dpf-radius-md);
    background: linear-gradient(135deg, rgba(11, 95, 168, 0.13), rgba(11, 95, 168, 0.05));
    color: var(--dpf-blue);
    flex-shrink: 0;
    box-shadow: inset 0 0 0 1px rgba(11, 95, 168, 0.10);
}

.icon-box svg {
    width: 1.5rem;
    height: 1.5rem;
}

.icon-box--gold {
    background: linear-gradient(135deg, rgba(212, 165, 55, 0.24), rgba(212, 165, 55, 0.09));
    color: var(--dpf-gold-dark);
    box-shadow: inset 0 0 0 1px rgba(212, 165, 55, 0.20);
}

/* ---------- Header / Nav ---------- */

.site-header {
    position: sticky;
    top: 0;
    z-index: 1030;
}

.topbar {
    background: var(--dpf-blue-darker);
    color: rgba(255, 255, 255, 0.85);
    font-size: 0.82rem;
}

.topbar-inner {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 8px 24px;
    padding: 7px 0;
}

.topbar-item {
    display: flex;
    align-items: center;
    gap: 6px;
    color: inherit;
    white-space: nowrap;
}

a.topbar-item:hover {
    color: #fff;
}

.topbar-item .dpf-icon {
    width: 0.95em;
    height: 0.95em;
    color: var(--dpf-gold);
}

.topbar-item--address span {
    max-width: 360px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.site-header .site-navbar {
    background: #fff;
    box-shadow: var(--dpf-shadow-sm);
    padding-top: 10px;
    padding-bottom: 10px;
    transition: box-shadow 200ms ease-out;
}

.navbar-cta {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-left: 24px;
    padding-left: 24px;
    border-left: 1px solid var(--dpf-gray-200);
}

@media (max-width: 991.98px) {
    .navbar-cta {
        margin: 16px 0 0;
        padding: 16px 0 0;
        border-left: none;
        border-top: 1px solid var(--dpf-gray-200);
        justify-content: space-between;
    }
}

.navbar-brand img {
    display: block;
}

.navbar-hotline {
    display: flex;
    align-items: center;
    gap: 8px;
    font-family: var(--dpf-font-heading);
    font-weight: 700;
    color: var(--dpf-blue-dark);
    white-space: nowrap;
}

.navbar-hotline svg {
    width: 1.15rem;
    height: 1.15rem;
    color: var(--dpf-gold-dark);
    flex-shrink: 0;
}

.site-navbar .nav-link {
    position: relative;
    color: var(--dpf-gray-700);
    font-weight: 600;
    padding: 10px 16px !important;
    border-radius: var(--dpf-radius-sm);
    transition: color 150ms ease-out, background-color 150ms ease-out;
}

.site-navbar .nav-link:hover,
.site-navbar .nav-link:focus-visible {
    color: var(--dpf-blue);
    background: rgba(11, 95, 168, 0.06);
}

.site-navbar .nav-link.active {
    color: var(--dpf-blue);
}

.site-navbar .nav-link.active::after {
    content: "";
    position: absolute;
    left: 16px;
    right: 16px;
    bottom: 2px;
    height: 2px;
    border-radius: 2px;
    background: var(--dpf-gold);
}

@media (max-width: 991.98px) {
    .site-navbar .nav-link.active::after {
        display: none;
    }

    .site-navbar .nav-link.active {
        background: rgba(11, 95, 168, 0.08);
    }
}

/* ---------- Hero ---------- */

.hero {
    position: relative;
    background:
        radial-gradient(circle at 14% 16%, rgba(212, 165, 55, 0.22) 0, transparent 42%),
        radial-gradient(circle at 86% 88%, rgba(255, 255, 255, 0.10) 0, transparent 40%),
        linear-gradient(135deg, var(--dpf-blue-darker) 0%, var(--dpf-blue) 58%, var(--dpf-blue-dark) 100%);
    color: #fff;
    padding: var(--dpf-space-8) 0;
    overflow: hidden;
}

/* Blueprint grid overlay — evokes technical/engineering drawings, kept very subtle and
   faded out toward the edges with a radial mask. */
.hero::before {
    content: "";
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.055) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.055) 1px, transparent 1px);
    background-size: 46px 46px;
    -webkit-mask-image: radial-gradient(circle at 50% 42%, #000 0, transparent 80%);
    mask-image: radial-gradient(circle at 50% 42%, #000 0, transparent 80%);
    pointer-events: none;
}

.hero .container {
    position: relative;
    z-index: 1;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(255, 255, 255, 0.12);
    border: 1px solid rgba(255, 255, 255, 0.22);
    color: #fff;
    font-size: 0.85rem;
    font-weight: 600;
    padding: 8px 16px;
    border-radius: 999px;
    margin-bottom: var(--dpf-space-4);
    backdrop-filter: blur(4px);
}

.hero-badge svg {
    width: 1rem;
    height: 1rem;
    color: var(--dpf-gold);
}

.hero h1 {
    color: #fff;
    font-size: clamp(2.25rem, 1.7rem + 2.4vw, 3.5rem);
    font-weight: 800;
    max-width: 820px;
    margin: 0 auto var(--dpf-space-3);
    line-height: 1.12;
}

.hero .lead {
    color: rgba(255, 255, 255, 0.88);
    font-size: 1.2rem;
    max-width: 620px;
    margin: 0 auto var(--dpf-space-5);
}

.hero-cta {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    justify-content: center;
}

.hero-trust {
    margin-top: var(--dpf-space-6);
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--dpf-space-5);
    color: rgba(255, 255, 255, 0.85);
}

.hero-trust .trust-item {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 600;
    font-size: 0.95rem;
}

.hero-trust svg {
    width: 1.35rem;
    height: 1.35rem;
    color: var(--dpf-gold);
    flex-shrink: 0;
}

/* ---------- Hero: split layout (home) ---------- */

.hero--home {
    padding: var(--dpf-space-7) 0 calc(var(--dpf-space-8) + var(--dpf-space-3));
}

.hero--home .hero-content {
    text-align: left;
}

.hero--home .hero-content h1 {
    margin-left: 0;
    margin-right: 0;
    max-width: 100%;
}

.hero--home .hero-content .lead {
    margin-left: 0;
    margin-right: 0;
    max-width: 34rem;
}

.hero--home .hero-cta,
.hero--home .hero-trust {
    justify-content: flex-start;
}

.hero--home .hero-trust {
    margin-top: var(--dpf-space-5);
    gap: var(--dpf-space-3) var(--dpf-space-5);
}

.hero-media {
    position: relative;
    border-radius: var(--dpf-radius-lg);
    overflow: hidden;
    aspect-ratio: 4 / 3;
    box-shadow: var(--dpf-shadow-lg);
    border: 1px solid rgba(255, 255, 255, 0.18);
    outline: 6px solid rgba(255, 255, 255, 0.06);
    outline-offset: 0;
}

.hero-media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.hero-media::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.10) 0, transparent 28%, rgba(5, 45, 81, 0.42) 100%);
    pointer-events: none;
}

.hero-media__chip {
    position: absolute;
    left: 16px;
    bottom: 16px;
    z-index: 2;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(255, 255, 255, 0.96);
    color: var(--dpf-blue-dark);
    font-family: var(--dpf-font-heading);
    font-weight: 700;
    font-size: 0.85rem;
    padding: 8px 14px;
    border-radius: 999px;
    box-shadow: var(--dpf-shadow-md);
}

.hero-media__chip svg {
    width: 1.05rem;
    height: 1.05rem;
    color: var(--dpf-gold-dark);
}

/* Hero slideshow (crossfade) */
.hero-slider__track {
    position: absolute;
    inset: 0;
}

.hero-slide {
    position: absolute;
    inset: 0;
    opacity: 0;
    transition: opacity 800ms ease;
}

.hero-slide.is-active {
    opacity: 1;
}

.hero-slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.hero-slider__dots {
    position: absolute;
    right: 14px;
    bottom: 16px;
    z-index: 3;
    display: flex;
    gap: 7px;
}

.hero-slider__dots button {
    width: 9px;
    height: 9px;
    padding: 0;
    border: 0;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.55);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.25);
    cursor: pointer;
    transition: background 200ms ease, width 200ms ease;
}

.hero-slider__dots button:hover {
    background: rgba(255, 255, 255, 0.85);
}

.hero-slider__dots button.is-active {
    background: #fff;
    width: 22px;
}

@media (max-width: 991.98px) {
    .hero--home {
        padding: var(--dpf-space-6) 0 var(--dpf-space-7);
        text-align: center;
    }

    .hero--home .hero-content {
        text-align: center;
    }

    .hero--home .hero-content .lead {
        max-width: 40rem;
        margin-left: auto;
        margin-right: auto;
    }

    .hero--home .hero-cta,
    .hero--home .hero-trust {
        justify-content: center;
    }

    .hero-media-col {
        margin-top: var(--dpf-space-5);
        max-width: 30rem;
        margin-left: auto;
        margin-right: auto;
    }
}

/* ---------- Buttons ---------- */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    font-family: var(--dpf-font-heading);
    font-weight: 600;
    border-radius: var(--dpf-radius-sm);
    padding: 12px 28px;
    transition: transform 150ms ease-out, box-shadow 150ms ease-out, background-color 150ms ease-out, color 150ms ease-out, border-color 150ms ease-out;
}

.btn .dpf-icon {
    vertical-align: 0;
    transition: transform 150ms ease-out;
}

.btn:hover .dpf-icon {
    transform: translateX(3px);
}

.btn:focus-visible {
    outline: 3px solid rgba(212, 165, 55, 0.5);
    outline-offset: 2px;
}

.btn-brand {
    background-image: linear-gradient(135deg, #E7BC4E 0%, var(--dpf-gold) 48%, var(--dpf-gold-dark) 100%);
    border-color: var(--dpf-gold-dark);
    color: var(--dpf-gray-900);
    box-shadow: 0 6px 16px rgba(212, 165, 55, 0.35);
}

.btn-brand:hover {
    background-image: linear-gradient(135deg, var(--dpf-gold) 0%, var(--dpf-gold-dark) 100%);
    border-color: var(--dpf-gold-dark);
    color: var(--dpf-gray-900);
    transform: translateY(-2px);
    box-shadow: 0 12px 26px rgba(212, 165, 55, 0.45);
}

.btn-outline-light {
    font-weight: 600;
}

/* Frosted ghost button for the dark hero. */
.btn-hero-ghost {
    background: rgba(255, 255, 255, 0.10);
    border: 1px solid rgba(255, 255, 255, 0.45);
    color: #fff;
    backdrop-filter: blur(4px);
}

.btn-hero-ghost:hover {
    background: #fff;
    border-color: #fff;
    color: var(--dpf-blue-dark);
    transform: translateY(-2px);
}

.btn-outline-primary {
    color: var(--dpf-blue);
    border-color: var(--dpf-blue);
}

.btn-outline-primary:hover {
    background-color: var(--dpf-blue);
    border-color: var(--dpf-blue);
    transform: translateY(-1px);
}

/* ---------- Cards ---------- */

.card {
    border: 1px solid var(--dpf-gray-200);
    border-radius: var(--dpf-radius-md);
}

.core-values .value-card {
    border: 1px solid var(--dpf-gray-200);
    border-top: 3px solid var(--dpf-gold);
    border-radius: var(--dpf-radius-md);
    box-shadow: var(--dpf-shadow-sm);
    padding: var(--dpf-space-5);
    height: 100%;
    background: #fff;
    transition: transform 200ms ease-out, box-shadow 200ms ease-out;
}

.core-values .value-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--dpf-shadow-md);
}

.core-values h3 {
    font-size: 1.15rem;
    margin: var(--dpf-space-3) 0 var(--dpf-space-2);
}

.core-values p {
    color: var(--dpf-gray-600);
    margin-bottom: 0;
}

.product-card {
    position: relative;
    border: 1px solid var(--dpf-gray-200);
    border-radius: var(--dpf-radius-md);
    overflow: hidden;
    height: 100%;
    background: #fff;
    box-shadow: var(--dpf-shadow-sm);
    transition: transform 220ms ease-out, box-shadow 220ms ease-out, border-color 220ms ease-out;
}

.product-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--dpf-shadow-lg);
    border-color: rgba(11, 95, 168, 0.35);
}

.product-card__media {
    position: relative;
    aspect-ratio: 16 / 10;
    overflow: hidden;
    background: linear-gradient(135deg, var(--dpf-blue) 0%, var(--dpf-blue-dark) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(255, 255, 255, 0.85);
}

.product-card__media img {
    transition: transform 450ms ease;
}

.product-card:hover .product-card__media img {
    transform: scale(1.06);
}

.product-card__media::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 55%, rgba(7, 62, 110, 0.28) 100%);
    opacity: 0;
    transition: opacity 220ms ease-out;
    pointer-events: none;
}

.product-card:hover .product-card__media::after {
    opacity: 1;
}

.product-card__media svg {
    width: 3.5rem;
    height: 3.5rem;
}

.product-card__body {
    padding: var(--dpf-space-4);
}

.product-card .card-title {
    font-size: 1.15rem;
    margin-bottom: 0.5rem;
}

.product-card .card-text {
    color: var(--dpf-gray-600);
    display: -webkit-box;
    -webkit-line-clamp: 3;
    line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.product-card .badge-standard {
    display: inline-block;
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.03em;
    color: var(--dpf-blue-dark);
    background: rgba(11, 95, 168, 0.08);
    padding: 4px 10px;
    border-radius: 999px;
    margin: 2px 4px 2px 0;
}

/* ---------- Certification / trust strip ---------- */

.cert-strip {
    background: var(--dpf-gray-100);
    border-top: 1px solid var(--dpf-gray-200);
    border-bottom: 1px solid var(--dpf-gray-200);
}

.cert-strip .cert-item {
    display: flex;
    align-items: center;
    gap: 12px;
    font-family: var(--dpf-font-heading);
    font-weight: 700;
    color: var(--dpf-gray-700);
}

.cert-strip .icon-box {
    background: #fff;
    box-shadow: var(--dpf-shadow-sm);
}

/* ---------- CTA banner ---------- */

.cta-banner {
    position: relative;
    overflow: hidden;
    background:
        radial-gradient(circle at 88% 18%, rgba(212, 165, 55, 0.28) 0, transparent 46%),
        linear-gradient(120deg, var(--dpf-blue-dark) 0%, var(--dpf-blue) 100%);
    border-radius: var(--dpf-radius-lg);
    color: #fff;
    padding: var(--dpf-space-6);
    box-shadow: var(--dpf-shadow-lg);
}

.cta-banner::before {
    content: "";
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.05) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.05) 1px, transparent 1px);
    background-size: 40px 40px;
    -webkit-mask-image: radial-gradient(circle at 82% 30%, #000, transparent 70%);
    mask-image: radial-gradient(circle at 82% 30%, #000, transparent 70%);
    pointer-events: none;
}

.cta-banner > * {
    position: relative;
    z-index: 1;
}

.cta-banner h2 {
    color: #fff;
}

.cta-banner p {
    color: rgba(255, 255, 255, 0.85);
}

/* ---------- Breadcrumb ---------- */

.breadcrumb {
    font-size: 0.9rem;
}

/* ---------- Spec / variant tables ---------- */

.spec-table th {
    background-color: var(--dpf-gray-100);
    width: 40%;
    font-family: var(--dpf-font-heading);
    font-weight: 600;
    color: var(--dpf-gray-700);
}

.table-responsive table thead th {
    background: var(--dpf-blue-dark);
    color: #fff;
    font-family: var(--dpf-font-heading);
    font-weight: 600;
    border: none;
}

.table-responsive table tbody td {
    vertical-align: middle;
}

/* ---------- Contact page ---------- */

.contact-info-card {
    background: var(--dpf-gray-100);
    border-radius: var(--dpf-radius-md);
    padding: var(--dpf-space-5);
}

.contact-info-card .info-row {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    margin-bottom: var(--dpf-space-4);
}

.contact-info-card .info-row:last-child {
    margin-bottom: 0;
}

.contact-info-card .info-label {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--dpf-gray-600);
    font-weight: 700;
}

.contact-info-card .info-value {
    font-weight: 600;
    color: var(--dpf-gray-900);
}

.form-label {
    font-weight: 600;
    color: var(--dpf-gray-700);
}

.form-control, .form-select {
    border-radius: var(--dpf-radius-sm);
    border-color: var(--dpf-gray-200);
    padding: 10px 14px;
}

.form-control:focus, .form-select:focus {
    border-color: var(--dpf-blue);
    box-shadow: 0 0 0 3px rgba(11, 95, 168, 0.15);
}

/* ---------- Footer ---------- */

.site-footer {
    background: var(--dpf-blue-darker);
    color: rgba(255, 255, 255, 0.75);
    padding: var(--dpf-space-7) 0 var(--dpf-space-4);
    margin-top: var(--dpf-space-8);
    border-top: 3px solid var(--dpf-gold);
}

.site-footer h5 {
    color: #fff;
    font-size: 1rem;
    margin-bottom: var(--dpf-space-3);
}

.site-footer a {
    color: rgba(255, 255, 255, 0.75);
}

.site-footer a:hover {
    color: var(--dpf-gold);
}

.site-footer .footer-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: var(--dpf-font-heading);
    font-weight: 700;
    color: #fff;
    font-size: 1.1rem;
    margin-bottom: var(--dpf-space-3);
}

.site-footer .footer-contact-row {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    margin-bottom: var(--dpf-space-2);
    font-size: 0.92rem;
}

.site-footer .footer-contact-row svg {
    width: 1.1rem;
    height: 1.1rem;
    color: var(--dpf-gold);
    flex-shrink: 0;
    margin-top: 3px;
}

.site-footer ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.site-footer li {
    margin-bottom: var(--dpf-space-2);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.12);
    margin-top: var(--dpf-space-5);
    padding-top: var(--dpf-space-4);
    font-size: 0.85rem;
    text-align: center;
    color: rgba(255, 255, 255, 0.55);
}

/* ---------- Utility ---------- */

.bg-light-section {
    background: var(--dpf-gray-100);
}

@media (max-width: 767.98px) {
    .section {
        padding: var(--dpf-space-6) 0;
    }

    .hero {
        padding: var(--dpf-space-6) 0;
    }
}

/* ============================================================
   UI polish additions
   ============================================================ */

/* ---------- Floating trust bar (home) ---------- */

.trust-bar {
    position: relative;
    z-index: 3;
    margin-top: calc(-1 * var(--dpf-space-6));
}

.trust-bar__card {
    display: flex;
    flex-wrap: wrap;
    background: #fff;
    border: 1px solid var(--dpf-gray-200);
    border-radius: var(--dpf-radius-lg);
    box-shadow: var(--dpf-shadow-lg);
    overflow: hidden;
}

.trust-bar__item {
    flex: 1 1 210px;
    display: flex;
    align-items: center;
    gap: 14px;
    padding: var(--dpf-space-4) var(--dpf-space-5);
}

.trust-bar__item + .trust-bar__item {
    border-left: 1px solid var(--dpf-gray-200);
}

.trust-bar__title {
    font-family: var(--dpf-font-heading);
    font-weight: 700;
    color: var(--dpf-gray-900);
    line-height: 1.2;
}

.trust-bar__sub {
    font-size: 0.82rem;
    color: var(--dpf-gray-600);
}

@media (max-width: 767.98px) {
    .trust-bar {
        margin-top: var(--dpf-space-5);
    }

    .trust-bar__item {
        flex: 1 1 50%;
    }

    .trust-bar__item:nth-child(odd) {
        border-left: 0;
    }

    .trust-bar__item:nth-child(n+3) {
        border-top: 1px solid var(--dpf-gray-200);
    }
}

/* ---------- Product detail refinements ---------- */

@media (min-width: 992px) {
    .product-detail-media {
        position: sticky;
        top: 92px;
    }
}

.spec-table tbody tr td {
    color: var(--dpf-gray-700);
}

.table-responsive table tbody tr {
    transition: background-color 150ms ease-out;
}

.table-responsive table tbody tr:hover td {
    background-color: rgba(11, 95, 168, 0.05);
}

.product-card__body .card-title a {
    color: inherit;
}

/* ---------- Sơ đồ lắp đặt ---------- */

.install-diagram {
    background: var(--dpf-gray-100);
    border: 1px solid var(--dpf-gray-200);
    border-radius: var(--dpf-radius-md);
    padding: var(--dpf-space-4);
    overflow-x: auto;
}

.install-diagram svg {
    display: block;
    min-width: 620px;
    width: 100%;
    height: auto;
}

.install-legend {
    list-style: none;
    padding: 0;
    margin: var(--dpf-space-4) 0 0;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 10px var(--dpf-space-4);
}

.install-legend li {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.92rem;
    color: var(--dpf-gray-700);
}

.install-legend__no {
    width: 24px;
    height: 24px;
    flex-shrink: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 999px;
    background: var(--dpf-blue);
    color: #fff;
    font-family: var(--dpf-font-heading);
    font-weight: 700;
    font-size: 0.78rem;
}

/* ---------- Callout bộ hàng tiêu chuẩn ---------- */

.kit-callout {
    display: flex;
    gap: var(--dpf-space-4);
    align-items: flex-start;
    background: linear-gradient(135deg, rgba(212, 165, 55, 0.13), rgba(212, 165, 55, 0.04));
    border: 1px solid rgba(212, 165, 55, 0.35);
    border-left: 4px solid var(--dpf-gold);
    border-radius: var(--dpf-radius-md);
    padding: var(--dpf-space-4);
}

.kit-callout h3 {
    font-size: 1.05rem;
    margin-bottom: 6px;
}

.kit-callout p:last-child {
    margin-bottom: 0;
    color: var(--dpf-gray-700);
}

/* ---------- Năng lực & giao hàng ---------- */

.capability-card {
    height: 100%;
    background: #fff;
    border: 1px solid var(--dpf-gray-200);
    border-radius: var(--dpf-radius-md);
    box-shadow: var(--dpf-shadow-sm);
    padding: var(--dpf-space-5);
    transition: transform 200ms ease-out, box-shadow 200ms ease-out;
}

.capability-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--dpf-shadow-md);
}

.capability-card h3 {
    font-size: 1.05rem;
    margin: var(--dpf-space-3) 0 var(--dpf-space-2);
}

.capability-card p {
    color: var(--dpf-gray-600);
    margin-bottom: 0;
    font-size: 0.95rem;
}

.capability-card strong {
    color: var(--dpf-gray-900);
}

/* ---------- Scroll reveal ---------- */

.dpf-reveal {
    opacity: 0;
    transform: translateY(18px);
    transition: opacity 600ms ease-out, transform 600ms ease-out;
    will-change: opacity, transform;
}

.dpf-reveal.is-visible {
    opacity: 1;
    transform: none;
}

/* ---------- Nút chat Zalo nổi ---------- */

.zalo-widget {
    position: fixed;
    right: 20px;
    bottom: 20px;
    z-index: 1045;
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 12px;
}

.zalo-fab {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    flex-direction: row-reverse;
}

.zalo-fab__icon {
    position: relative;
    width: 58px;
    height: 58px;
    border-radius: 50%;
    background: #0068FF;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 8px 22px rgba(0, 104, 255, 0.45);
    flex-shrink: 0;
    transition: transform 150ms ease-out;
}

.zalo-fab:hover .zalo-fab__icon {
    transform: translateY(-2px);
}

.zalo-fab__icon svg {
    width: 42px;
    height: 42px;
}

.zalo-fab__pulse {
    position: absolute;
    inset: 0;
    border-radius: 50%;
    background: #0068FF;
    z-index: -1;
    pointer-events: none;
    animation: zaloPulse 2.2s ease-out infinite;
}

@keyframes zaloPulse {
    0% { transform: scale(1); opacity: 0.5; }
    100% { transform: scale(1.85); opacity: 0; }
}

.zalo-fab__label {
    background: #fff;
    color: var(--dpf-gray-900);
    font-family: var(--dpf-font-heading);
    font-weight: 700;
    font-size: 0.9rem;
    padding: 9px 16px;
    border-radius: 999px;
    box-shadow: var(--dpf-shadow-md);
    white-space: nowrap;
}

.zalo-widget__pop {
    position: relative;
    max-width: 250px;
    background: #fff;
    border-radius: var(--dpf-radius-md);
    box-shadow: var(--dpf-shadow-lg);
    border: 1px solid var(--dpf-gray-200);
    padding: 16px 16px 14px;
    animation: zaloPopIn 300ms ease-out;
}

.zalo-widget__pop[hidden] {
    display: none;
}

@keyframes zaloPopIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: none; }
}

.zalo-widget__text {
    margin: 0 0 12px;
    font-size: 0.9rem;
    line-height: 1.5;
    color: var(--dpf-gray-700);
}

.zalo-widget__text strong {
    display: block;
    color: var(--dpf-gray-900);
    margin-bottom: 4px;
}

.zalo-widget__cta {
    display: inline-block;
    background: #0068FF;
    color: #fff;
    font-family: var(--dpf-font-heading);
    font-weight: 700;
    font-size: 0.88rem;
    padding: 8px 18px;
    border-radius: 999px;
}

.zalo-widget__cta:hover {
    background: #0056d6;
    color: #fff;
}

.zalo-widget__x {
    position: absolute;
    top: 6px;
    right: 8px;
    border: 0;
    background: transparent;
    font-size: 1.35rem;
    line-height: 1;
    color: var(--dpf-gray-400);
    cursor: pointer;
    padding: 2px 6px;
}

.zalo-widget__x:hover {
    color: var(--dpf-gray-700);
}

@media (max-width: 575.98px) {
    .zalo-widget {
        right: 14px;
        bottom: 14px;
    }

    .zalo-fab__label {
        display: none;
    }

    .zalo-fab__icon {
        width: 52px;
        height: 52px;
    }
}