/* HFDXARC Why Antennas Page - Frontend v1.1.8 */
:root {
    --hfdx-wa-bg: rgba(3, 9, 18, 0.88);
    --hfdx-wa-panel: rgba(7, 18, 32, 0.92);
    --hfdx-wa-panel-2: rgba(10, 26, 44, 0.88);
    --hfdx-wa-panel-3: rgba(13, 35, 58, 0.82);
    --hfdx-wa-border: rgba(125, 219, 255, 0.24);
    --hfdx-wa-border-strong: rgba(125, 219, 255, 0.42);
    --hfdx-wa-text: #f7fcff;
    --hfdx-wa-muted: #c9dceb;
    --hfdx-wa-soft: #a9c0d2;
    --hfdx-wa-accent: #65d9ff;
    --hfdx-wa-accent-2: #8dffc9;
    --hfdx-wa-warn: #ffd66b;
    --hfdx-wa-radius: 24px;
    --hfdx-wa-shadow: 0 24px 70px rgba(0, 0, 0, 0.42);
    --hfdx-wa-read-width: 1160px;
}

.hfdxarc-wa-shell,
.hfdxarc-wa-shell * {
    box-sizing: border-box;
}

/* Full-width behaviour inside narrow WordPress content wrappers. */
.hfdxarc-wa-shell {
    position: relative;
    left: 50%;
    z-index: 1;
    width: min(1620px, calc(100vw - 96px));
    max-width: calc(100vw - 96px);
    margin: clamp(10px, 1.8vw, 20px) 0 56px;
    transform: translateX(-50%);
    color: var(--hfdx-wa-text);
    font-family: inherit;
    isolation: isolate;
}

.hfdxarc-wa-shell::before {
    content: "";
    position: fixed;
    inset: 0;
    z-index: -2;
    pointer-events: none;
    background:
        radial-gradient(circle at 18% 12%, rgba(0, 157, 255, 0.10), transparent 30%),
        radial-gradient(circle at 88% 18%, rgba(141, 255, 201, 0.08), transparent 32%);
}

.hfdxarc-wa-hero,
.hfdxarc-wa-definition-card,
.hfdxarc-wa-info-card,
.hfdxarc-wa-article,
.hfdxarc-wa-bottom,
.hfdxarc-wa-share {
    border: 1px solid var(--hfdx-wa-border);
    border-radius: var(--hfdx-wa-radius);
    box-shadow: var(--hfdx-wa-shadow);
}

.hfdxarc-wa-hero {
    position: relative;
    display: grid;
    grid-template-columns: minmax(0, 1.25fr) minmax(320px, 0.75fr);
    gap: clamp(18px, 3vw, 34px);
    align-items: stretch;
    min-height: clamp(260px, 24vw, 390px);
    padding: clamp(28px, 4vw, 62px);
    overflow: hidden;
    background:
        linear-gradient(125deg, rgba(6, 20, 36, 0.98), rgba(7, 27, 47, 0.94) 52%, rgba(2, 12, 23, 0.96)),
        var(--hfdx-wa-bg);
}

.hfdxarc-wa-hero::before {
    content: "HFDXARC";
    position: absolute;
    right: clamp(10px, 3vw, 46px);
    bottom: -0.22em;
    z-index: 0;
    color: rgba(255, 255, 255, 0.04);
    font-size: clamp(4.8rem, 12vw, 13rem);
    font-weight: 950;
    letter-spacing: 0.02em;
    line-height: 1;
    pointer-events: none;
}

.hfdxarc-wa-hero::after {
    content: "";
    position: absolute;
    inset: 0;
    z-index: 0;
    pointer-events: none;
    background:
        radial-gradient(circle at 12% 5%, rgba(101, 217, 255, 0.26), transparent 34%),
        radial-gradient(circle at 82% 18%, rgba(141, 255, 201, 0.14), transparent 30%),
        linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.03));
}

.hfdxarc-wa-hero-copy,
.hfdxarc-wa-hero-card {
    position: relative;
    z-index: 1;
}

.hfdxarc-wa-kicker {
    display: inline-flex;
    width: fit-content;
    max-width: 100%;
    margin: 0 0 16px;
    padding: 8px 13px;
    border: 1px solid rgba(101, 217, 255, 0.42);
    border-radius: 999px;
    background: rgba(101, 217, 255, 0.11);
    color: #e4f9ff;
    font-size: 0.78rem;
    font-weight: 850;
    letter-spacing: 0.12em;
    line-height: 1.2;
    text-transform: uppercase;
}

.hfdxarc-wa-hero h1 {
    max-width: 980px;
    margin: 0;
    color: #ffffff;
    font-size: clamp(2.2rem, 3.7vw, 4.6rem);
    font-weight: 900;
    line-height: 1.04;
    letter-spacing: -0.055em;
    text-wrap: balance;
}

.hfdxarc-wa-hero-lede {
    max-width: 900px;
    margin: 20px 0 0;
    color: var(--hfdx-wa-muted);
    font-size: clamp(1.06rem, 1.18vw, 1.22rem);
    line-height: 1.78;
}

.hfdxarc-wa-hero-card {
    display: flex;
    min-height: 260px;
    flex-direction: column;
    justify-content: space-between;
    padding: clamp(20px, 2.4vw, 30px);
    border: 1px solid rgba(255, 255, 255, 0.13);
    border-radius: 22px;
    background:
        radial-gradient(circle at top left, rgba(101, 217, 255, 0.14), transparent 44%),
        rgba(0, 0, 0, 0.24);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.08);
}

.hfdxarc-wa-hero-card img {
    display: block;
    width: 100%;
    min-height: 270px;
    height: 100%;
    border-radius: 18px;
    object-fit: cover;
}

.hfdxarc-wa-antenna-mark {
    position: relative;
    width: min(260px, 100%);
    min-height: 145px;
    margin-bottom: 20px;
}

.hfdxarc-wa-antenna-mark::before {
    content: "";
    position: absolute;
    left: 50%;
    bottom: 8px;
    width: 5px;
    height: 130px;
    border-radius: 999px;
    background: linear-gradient(#ffffff, var(--hfdx-wa-accent));
    transform: translateX(-50%);
    box-shadow: 0 0 24px rgba(101, 217, 255, 0.35);
}

.hfdxarc-wa-antenna-mark::after {
    content: "";
    position: absolute;
    left: 50%;
    bottom: 28px;
    width: 172px;
    height: 3px;
    border-radius: 999px;
    background: var(--hfdx-wa-accent-2);
    transform: translateX(-50%) rotate(-18deg);
    box-shadow: 0 0 18px rgba(141, 255, 201, 0.32);
}

.hfdxarc-wa-antenna-mark span {
    position: absolute;
    left: 50%;
    display: block;
    border: 1px solid rgba(101, 217, 255, 0.26);
    border-radius: 50%;
    transform: translateX(-50%);
}

.hfdxarc-wa-antenna-mark span:nth-child(1) {
    bottom: 72px;
    width: 86px;
    height: 86px;
}

.hfdxarc-wa-antenna-mark span:nth-child(2) {
    bottom: 50px;
    width: 132px;
    height: 132px;
}

.hfdxarc-wa-antenna-mark span:nth-child(3) {
    bottom: 28px;
    width: 178px;
    height: 178px;
}

.hfdxarc-wa-hero-card h2 {
    margin: 0 0 10px;
    color: #fff;
    font-size: clamp(1.25rem, 1.8vw, 2rem);
    line-height: 1.15;
}

.hfdxarc-wa-hero-card p {
    margin: 0;
    color: var(--hfdx-wa-muted);
    line-height: 1.65;
}

.hfdxarc-wa-stats {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 10px;
    margin-top: 24px;
}

.hfdxarc-wa-stats div {
    min-width: 0;
    padding: 14px 12px;
    border: 1px solid rgba(255, 255, 255, 0.11);
    border-radius: 16px;
    background: rgba(255, 255, 255, 0.055);
}

.hfdxarc-wa-stats strong,
.hfdxarc-wa-stats span {
    display: block;
}

.hfdxarc-wa-stats strong {
    color: #ffffff;
    font-size: clamp(1.05rem, 1.6vw, 1.55rem);
    line-height: 1.05;
}

.hfdxarc-wa-stats span {
    margin-top: 4px;
    color: var(--hfdx-wa-soft);
    font-size: 0.86rem;
    line-height: 1.35;
}

.hfdxarc-wa-definition-grid,
.hfdxarc-wa-card-grid {
    display: grid;
    gap: clamp(14px, 2vw, 24px);
    margin-top: 24px;
}

.hfdxarc-wa-definition-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.hfdxarc-wa-card-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.hfdxarc-wa-definition-card,
.hfdxarc-wa-info-card {
    overflow: hidden;
    background:
        linear-gradient(180deg, rgba(12, 31, 53, 0.92), rgba(5, 15, 27, 0.92)),
        var(--hfdx-wa-panel);
}

.hfdxarc-wa-definition-card {
    position: relative;
    padding: clamp(24px, 3vw, 36px) clamp(24px, 3vw, 34px) clamp(24px, 3vw, 36px) clamp(52px, 4.8vw, 72px);
}

.hfdxarc-wa-definition-card::before {
    content: "";
    position: absolute;
    top: 22px;
    bottom: 22px;
    left: 22px;
    width: 4px;
    background: linear-gradient(var(--hfdx-wa-accent), var(--hfdx-wa-accent-2));
}

.hfdxarc-wa-definition-card > * {
    position: relative;
    z-index: 1;
}

.hfdxarc-wa-definition-card-alt::before {
    background: linear-gradient(var(--hfdx-wa-warn), var(--hfdx-wa-accent));
}

.hfdxarc-wa-definition-card > span {
    display: inline-flex;
    margin-bottom: 10px;
    color: var(--hfdx-wa-accent-2);
    font-size: 0.76rem;
    font-weight: 850;
    letter-spacing: 0.13em;
    text-transform: uppercase;
}

.hfdxarc-wa-definition-card h2,
.hfdxarc-wa-info-card h2,
.hfdxarc-wa-bottom h2 {
    margin: 0;
    color: #ffffff;
    line-height: 1.15;
}

.hfdxarc-wa-definition-card h2 {
    font-size: clamp(1.25rem, 2vw, 2rem);
}

.hfdxarc-wa-definition-card p,
.hfdxarc-wa-info-card p,
.hfdxarc-wa-bottom p {
    color: var(--hfdx-wa-muted);
    line-height: 1.68;
}

.hfdxarc-wa-definition-card p {
    margin: 12px 0 0;
    font-size: clamp(0.98rem, 1.1vw, 1.1rem);
}

.hfdxarc-wa-info-card {
    padding: clamp(18px, 2.4vw, 28px);
}

.hfdxarc-wa-info-card > span {
    display: inline-flex;
    width: 42px;
    height: 42px;
    align-items: center;
    justify-content: center;
    margin-bottom: 16px;
    border: 1px solid rgba(101, 217, 255, 0.32);
    border-radius: 14px;
    background: rgba(101, 217, 255, 0.08);
    color: var(--hfdx-wa-accent-2);
    font-weight: 900;
}

.hfdxarc-wa-info-card h2 {
    font-size: clamp(1.15rem, 1.65vw, 1.52rem);
}

.hfdxarc-wa-info-card p {
    margin: 10px 0 0;
}

.hfdxarc-wa-main {
    margin-top: 24px;
}

.hfdxarc-wa-article {
    padding: clamp(34px, 5vw, 74px) clamp(28px, 5vw, 80px);
    background:
        radial-gradient(circle at 15% 0%, rgba(101, 217, 255, 0.09), transparent 30%),
        linear-gradient(180deg, rgba(11, 28, 48, 0.95), rgba(4, 13, 24, 0.94)),
        var(--hfdx-wa-panel);
}


.hfdxarc-wa-reading {
    width: min(var(--hfdx-wa-read-width), 100%);
    margin: 0 auto;
}

.hfdxarc-wa-reading::before {
    content: "";
    display: block;
    width: 96px;
    height: 4px;
    margin: 0 0 28px;
    border-radius: 999px;
    background: linear-gradient(90deg, var(--hfdx-wa-accent), var(--hfdx-wa-warn));
}

.hfdxarc-wa-reading > *:first-child {
    margin-top: 0 !important;
}

.hfdxarc-wa-reading > *:last-child {
    margin-bottom: 0 !important;
}

.hfdxarc-wa-article h2,
.hfdxarc-wa-article h3,
.hfdxarc-wa-article h4 {
    color: var(--hfdx-wa-warn) !important;
    letter-spacing: -0.015em;
    line-height: 1.2;
}

.hfdxarc-wa-article h2 {
    margin: 1.55em 0 0.62em;
    font-size: clamp(1.65rem, 2.15vw, 2.55rem);
}

.hfdxarc-wa-article h3 {
    margin: 1.35em 0 0.45em;
    font-size: clamp(1.22rem, 1.65vw, 1.65rem);
}

.hfdxarc-wa-article p,
.hfdxarc-wa-article li {
    color: #eef8ff !important;
    font-size: clamp(1.07rem, 1.04vw, 1.18rem);
    line-height: 1.9;
}

.hfdxarc-wa-article p {
    margin: 0 0 1.18em;
}

.hfdxarc-wa-article ul,
.hfdxarc-wa-article ol {
    margin: 0 0 1.25em 1.25em;
    padding: 0;
}

.hfdxarc-wa-article strong,
.hfdxarc-wa-article b {
    color: #ffffff;
}

.hfdxarc-wa-article em {
    color: #f1f8ff;
}

.hfdxarc-wa-article a,
.hfdxarc-wa-article a:visited {
    color: var(--hfdx-wa-accent);
    text-decoration-thickness: 2px;
    text-underline-offset: 0.22em;
}

.hfdxarc-wa-article a:hover,
.hfdxarc-wa-article a:focus {
    color: #ffffff;
}

.hfdxarc-wa-article blockquote {
    position: relative;
    margin: 32px 0;
    padding: 24px 28px 24px 32px;
    overflow: hidden;
    border: 1px solid rgba(101, 217, 255, 0.24);
    border-left: 5px solid var(--hfdx-wa-accent);
    border-radius: 0 20px 20px 0;
    background: rgba(101, 217, 255, 0.10);
}

.hfdxarc-wa-article blockquote p {
    margin: 0;
    color: #ffffff;
    font-size: clamp(1.08rem, 1.55vw, 1.35rem);
    line-height: 1.62;
}

.hfdxarc-wa-article img {
    max-width: 100%;
    height: auto;
    border-radius: 18px;
}

.hfdxarc-wa-bottom {
    display: flex;
    gap: 22px;
    align-items: center;
    justify-content: space-between;
    margin-top: 24px;
    padding: clamp(24px, 3vw, 36px) clamp(24px, 3vw, 34px) clamp(24px, 3vw, 36px) clamp(52px, 4.8vw, 72px);
    background:
        radial-gradient(circle at left, rgba(101, 217, 255, 0.15), transparent 42%),
        var(--hfdx-wa-panel-3);
}

.hfdxarc-wa-bottom h2 {
    font-size: clamp(1.3rem, 1.85vw, 2rem);
}

.hfdxarc-wa-bottom p {
    max-width: 980px;
    margin: 9px 0 0;
}

.hfdxarc-wa-button,
.hfdxarc-wa-button:visited {
    display: inline-flex;
    flex: 0 0 auto;
    align-items: center;
    justify-content: center;
    min-height: 46px;
    padding: 12px 18px;
    border: 1px solid rgba(101, 217, 255, 0.48);
    border-radius: 999px;
    background: rgba(101, 217, 255, 0.13);
    color: #ffffff;
    font-weight: 850;
    line-height: 1.2;
    text-align: center;
    text-decoration: none;
}

.hfdxarc-wa-button:hover,
.hfdxarc-wa-button:focus {
    border-color: rgba(141, 255, 201, 0.55);
    background: rgba(101, 217, 255, 0.23);
    color: #ffffff;
}

.hfdxarc-wa-share {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    align-items: center;
    margin-top: 18px;
    padding: 16px 18px;
    background: rgba(7, 18, 32, 0.78);
    color: var(--hfdx-wa-muted);
    box-shadow: 0 14px 38px rgba(0, 0, 0, 0.28);
}

.hfdxarc-wa-share strong {
    margin-right: 4px;
    color: #ffffff;
}

.hfdxarc-wa-share a,
.hfdxarc-wa-share a:visited {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 8px 12px;
    border: 1px solid rgba(255, 255, 255, 0.13);
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.06);
    color: #eaf8ff;
    font-weight: 750;
    line-height: 1.2;
    text-decoration: none;
}

.hfdxarc-wa-share a:hover,
.hfdxarc-wa-share a:focus {
    border-color: rgba(101, 217, 255, 0.45);
    color: #ffffff;
}

@media (min-width: 1800px) {
    .hfdxarc-wa-shell {
        width: min(1720px, calc(100vw - 128px));
        max-width: calc(100vw - 128px);
    }
}

@media (max-width: 1100px) {
    .hfdxarc-wa-hero {
        grid-template-columns: 1fr;
    }

    .hfdxarc-wa-hero-card {
        min-height: auto;
    }
}

@media (max-width: 920px) {
    .hfdxarc-wa-shell {
        width: calc(100vw - 28px);
        max-width: calc(100vw - 28px);
        margin-top: 10px;
    }

    .hfdxarc-wa-definition-grid,
    .hfdxarc-wa-card-grid {
        grid-template-columns: 1fr;
    }

    .hfdxarc-wa-bottom {
        align-items: flex-start;
        flex-direction: column;
    }
}

@media (max-width: 620px) {
    .hfdxarc-wa-shell {
        width: calc(100vw - 14px);
        max-width: calc(100vw - 14px);
        margin-bottom: 32px;
    }

    .hfdxarc-wa-hero,
    .hfdxarc-wa-definition-card,
    .hfdxarc-wa-info-card,
    .hfdxarc-wa-article,
    .hfdxarc-wa-bottom,
    .hfdxarc-wa-share {
        border-radius: 18px;
    }

    .hfdxarc-wa-hero {
        padding: 20px;
    }

    .hfdxarc-wa-stats {
        grid-template-columns: 1fr;
    }

    .hfdxarc-wa-share {
        align-items: flex-start;
        flex-direction: column;
    }

    .hfdxarc-wa-button {
        width: 100%;
    }
}


/* Readability hotfix v1.1.2: add page gutters and keep long text in a comfortable reading column. */
.hfdxarc-wa-shell {
    min-width: 0;
}

.hfdxarc-wa-shell p,
.hfdxarc-wa-shell li {
    text-shadow: 0 1px 1px rgba(0, 0, 0, 0.45);
}

.hfdxarc-wa-definition-card,
.hfdxarc-wa-info-card,
.hfdxarc-wa-bottom,
.hfdxarc-wa-share {
    padding-left: clamp(24px, 3vw, 46px);
    padding-right: clamp(24px, 3vw, 46px);
}

.hfdxarc-wa-definition-card h2,
.hfdxarc-wa-info-card h2,
.hfdxarc-wa-bottom h2 {
    color: var(--hfdx-wa-warn) !important;
}

.hfdxarc-wa-definition-card p,
.hfdxarc-wa-info-card p,
.hfdxarc-wa-bottom p {
    color: #eef8ff !important;
    font-size: clamp(1.03rem, 1vw, 1.14rem);
}

@media (min-width: 1200px) {
    .hfdxarc-wa-definition-grid,
    .hfdxarc-wa-card-grid {
        gap: 28px;
    }
}

@media (max-width: 620px) {
    .hfdxarc-wa-article {
        padding: 26px 20px;
    }

    .hfdxarc-wa-reading::before {
        width: 72px;
        margin-bottom: 22px;
    }
}

/* Hard readability/gutter fix v1.1.3.
   Keeps the page full-width, but prevents text and cards sitting hard on the left edge. */
.hfdxarc-wa-shell {
    padding-left: clamp(18px, 3vw, 56px) !important;
    padding-right: clamp(18px, 3vw, 56px) !important;
}

.hfdxarc-wa-shell .hfdxarc-wa-hero,
.hfdxarc-wa-shell .hfdxarc-wa-definition-grid,
.hfdxarc-wa-shell .hfdxarc-wa-card-grid,
.hfdxarc-wa-shell .hfdxarc-wa-main,
.hfdxarc-wa-shell .hfdxarc-wa-bottom,
.hfdxarc-wa-shell .hfdxarc-wa-share {
    max-width: 100% !important;
}

.hfdxarc-wa-shell .hfdxarc-wa-definition-card {
    padding-left: clamp(52px, 4.8vw, 72px) !important;
    padding-right: clamp(28px, 3.3vw, 56px) !important;
}

.hfdxarc-wa-shell .hfdxarc-wa-info-card,
.hfdxarc-wa-shell .hfdxarc-wa-bottom,
.hfdxarc-wa-shell .hfdxarc-wa-share {
    padding-left: clamp(28px, 3.3vw, 56px) !important;
    padding-right: clamp(28px, 3.3vw, 56px) !important;
}

.hfdxarc-wa-shell .hfdxarc-wa-definition-card::before {
    left: 22px !important;
    top: 22px !important;
    bottom: 22px !important;
}

.hfdxarc-wa-shell .hfdxarc-wa-article {
    padding-left: clamp(30px, 5vw, 86px) !important;
    padding-right: clamp(30px, 5vw, 86px) !important;
}

.hfdxarc-wa-shell .hfdxarc-wa-reading {
    max-width: min(1120px, 100%) !important;
    margin-left: auto !important;
    margin-right: auto !important;
}

@media (max-width: 920px) {
    .hfdxarc-wa-shell {
        width: calc(100vw - 24px) !important;
        max-width: calc(100vw - 24px) !important;
        padding-left: 12px !important;
        padding-right: 12px !important;
    }
}

@media (max-width: 620px) {
    .hfdxarc-wa-shell {
        width: calc(100vw - 10px) !important;
        max-width: calc(100vw - 10px) !important;
        padding-left: 5px !important;
        padding-right: 5px !important;
    }

    .hfdxarc-wa-shell .hfdxarc-wa-hero,
    .hfdxarc-wa-shell .hfdxarc-wa-info-card,
    .hfdxarc-wa-shell .hfdxarc-wa-article,
    .hfdxarc-wa-shell .hfdxarc-wa-bottom,
    .hfdxarc-wa-shell .hfdxarc-wa-share {
        padding-left: 20px !important;
        padding-right: 20px !important;
    }

    .hfdxarc-wa-shell .hfdxarc-wa-definition-card {
        padding-left: 44px !important;
        padding-right: 20px !important;
    }

    .hfdxarc-wa-shell .hfdxarc-wa-definition-card::before {
        left: 18px !important;
        top: 18px !important;
        bottom: 18px !important;
    }
}