/* =========================================================
   PUSAT DALTON — ARTICLE DETAIL
   PREMIUM INDUSTRIAL / CORPORATE TECHNOLOGY
   Page: Cara Memilih Tempat Sampah Dalton Beroda
   ========================================================= */


/* =========================================================
   01. DESIGN TOKENS
   ========================================================= */

:root {
    --pd-primary: #0b5ed7;
    --pd-primary-dark: #063b91;
    --pd-primary-deep: #061b3a;
    --pd-primary-soft: #eaf3ff;

    --pd-orange: #f47c20;
    --pd-orange-dark: #d85f08;
    --pd-orange-soft: #fff2e8;

    --pd-white: #ffffff;
    --pd-bg: #f6f9fc;
    --pd-bg-soft: #eef4f9;
    --pd-surface: #ffffff;

    --pd-text: #172033;
    --pd-text-soft: #536174;
    --pd-text-muted: #718096;

    --pd-border: #dce5ef;
    --pd-border-soft: #e9eef4;

    --pd-success: #15945a;

    --pd-radius-sm: 8px;
    --pd-radius-md: 14px;
    --pd-radius-lg: 20px;
    --pd-radius-xl: 28px;

    --pd-shadow-sm:
        0 4px 16px rgba(15, 35, 65, 0.06);

    --pd-shadow-md:
        0 12px 35px rgba(15, 35, 65, 0.09);

    --pd-shadow-lg:
        0 22px 60px rgba(15, 35, 65, 0.13);

    --pd-container: 1180px;

    --pd-transition:
        220ms cubic-bezier(0.22, 1, 0.36, 1);
}


/* =========================================================
   02. GLOBAL ARTICLE FOUNDATION
   ========================================================= */

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    background:
        linear-gradient(
            180deg,
            #f8fafc 0%,
            #f4f7fb 45%,
            #ffffff 100%
        );
    color: var(--pd-text);
    font-family: "Inter", Arial, Helvetica, sans-serif;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
}

*,
*::before,
*::after {
    box-sizing: border-box;
}

img {
    max-width: 100%;
    height: auto;
}

a {
    color: inherit;
}

::selection {
    background: var(--pd-primary);
    color: #ffffff;
}


/* =========================================================
   03. CONTAINER
   ========================================================= */

.pd-container {
    width: min(
        calc(100% - 40px),
        var(--pd-container)
    );

    margin-inline: auto;
}


/* =========================================================
   04. HEADER
   ========================================================= */

.pd-header {
    position: sticky;
    top: 0;
    z-index: 1000;

    background:
        rgba(255, 255, 255, 0.94);

    border-bottom: 1px solid rgba(220, 229, 239, 0.9);

    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);

    box-shadow:
        0 4px 20px rgba(10, 30, 60, 0.05);
}

.pd-header-inner {
    min-height: 76px;

    display: flex;
    align-items: center;
    justify-content: space-between;

    gap: 32px;
}


/* =========================================================
   05. LOGO
   ========================================================= */

.pd-logo {
    display: inline-flex;
    align-items: center;
    gap: 7px;

    text-decoration: none;

    font-size: 15px;
    font-weight: 800;
    letter-spacing: 0.08em;

    color: var(--pd-primary-deep);

    white-space: nowrap;
}

.pd-logo span {
    font-weight: 700;
    color: #334155;
}

.pd-logo strong {
    color: var(--pd-primary);
    font-weight: 900;
}

.pd-logo::after {
    content: "";
    width: 7px;
    height: 7px;

    margin-left: 2px;

    border-radius: 50%;
    background: var(--pd-orange);

    box-shadow:
        0 0 0 4px rgba(244, 124, 32, 0.12);
}


/* =========================================================
   06. NAVIGATION
   ========================================================= */

.pd-nav {
    display: flex;
    align-items: center;
    justify-content: flex-end;

    gap: 4px;
}

.pd-nav a {
    position: relative;

    display: inline-flex;
    align-items: center;

    min-height: 42px;
    padding: 0 14px;

    border-radius: 9px;

    text-decoration: none;

    color: #475569;

    font-size: 13px;
    font-weight: 650;

    transition:
        color var(--pd-transition),
        background var(--pd-transition),
        transform var(--pd-transition);
}

.pd-nav a:hover {
    color: var(--pd-primary);
    background: var(--pd-primary-soft);
}

.pd-nav a:active {
    transform: translateY(1px);
}

.pd-nav a.active {
    color: var(--pd-primary);
    background: #eef5ff;
}

.pd-nav a.active::after {
    content: "";

    position: absolute;
    left: 14px;
    right: 14px;
    bottom: 4px;

    height: 2px;

    border-radius: 999px;

    background:
        linear-gradient(
            90deg,
            var(--pd-primary),
            var(--pd-orange)
        );
}


/* WhatsApp navigation */
.pd-nav a[href*="wa.me"] {
    color: #12824c;
    background: #eefaf4;
}

.pd-nav a[href*="wa.me"]:hover {
    color: #ffffff;
    background: #15945a;
}


/* Contact navigation */
.pd-nav a[href*="kontak"] {
    color: #ffffff;

    background:
        linear-gradient(
            135deg,
            var(--pd-primary),
            #174ea6
        );

    box-shadow:
        0 7px 18px rgba(11, 94, 215, 0.18);
}

.pd-nav a[href*="kontak"]:hover {
    color: #ffffff;

    background:
        linear-gradient(
            135deg,
            #084cae,
            #063b91
        );

    transform: translateY(-1px);

    box-shadow:
        0 10px 24px rgba(11, 94, 215, 0.25);
}


/* =========================================================
   07. BREADCRUMB
   ========================================================= */

.pd-breadcrumb-section {
    background: #ffffff;

    border-bottom: 1px solid var(--pd-border-soft);
}

.pd-breadcrumb {
    min-height: 48px;

    display: flex;
    align-items: center;
    flex-wrap: wrap;

    gap: 8px;

    color: var(--pd-text-muted);

    font-size: 12px;
    font-weight: 500;
}

.pd-breadcrumb a {
    color: #64748b;

    text-decoration: none;

    transition: color var(--pd-transition);
}

.pd-breadcrumb a:hover {
    color: var(--pd-primary);
}

.pd-breadcrumb span {
    color: #a0aec0;
}

.pd-breadcrumb span:last-child {
    color: #475569;
    font-weight: 600;
}


/* =========================================================
   08. HERO
   ========================================================= */

.pd-article-hero {
    position: relative;
    overflow: hidden;

    background:
        radial-gradient(
            circle at 85% 20%,
            rgba(11, 94, 215, 0.30),
            transparent 32%
        ),
        radial-gradient(
            circle at 15% 90%,
            rgba(244, 124, 32, 0.14),
            transparent 30%
        ),
        linear-gradient(
            135deg,
            #04152f 0%,
            #072754 52%,
            #0b5ed7 140%
        );

    color: #ffffff;
}

.pd-article-hero::before {
    content: "";

    position: absolute;
    inset: 0;

    opacity: 0.18;

    background-image:
        linear-gradient(
            rgba(255, 255, 255, 0.06) 1px,
            transparent 1px
        ),
        linear-gradient(
            90deg,
            rgba(255, 255, 255, 0.06) 1px,
            transparent 1px
        );

    background-size: 42px 42px;

    pointer-events: none;
}

.pd-article-hero::after {
    content: "";

    position: absolute;

    width: 420px;
    height: 420px;

    right: -180px;
    top: -210px;

    border-radius: 50%;

    border: 1px solid rgba(255, 255, 255, 0.10);

    box-shadow:
        0 0 0 60px rgba(255, 255, 255, 0.025),
        0 0 0 120px rgba(255, 255, 255, 0.018);

    pointer-events: none;
}

.pd-article-hero-content {
    position: relative;
    z-index: 2;

    max-width: 900px;

    padding:
        86px
        0
        92px;
}


/* =========================================================
   09. HERO LABEL
   ========================================================= */

.pd-article-label {
    display: inline-flex;
    align-items: center;
    gap: 9px;

    margin-bottom: 22px;
    padding: 8px 13px;

    border: 1px solid rgba(255, 255, 255, 0.18);
    border-radius: 999px;

    background:
        rgba(255, 255, 255, 0.08);

    color: #dbeafe;

    font-size: 11px;
    font-weight: 800;

    letter-spacing: 0.13em;

    backdrop-filter: blur(10px);
}

.pd-article-label::before {
    content: "";

    width: 7px;
    height: 7px;

    border-radius: 50%;

    background: var(--pd-orange);

    box-shadow:
        0 0 0 4px rgba(244, 124, 32, 0.16);
}


/* =========================================================
   10. HERO TYPOGRAPHY
   ========================================================= */

.pd-article-hero h1 {
    max-width: 880px;

    margin: 0;

    color: #ffffff;

    font-size:
        clamp(
            38px,
            5vw,
            64px
        );

    line-height: 1.06;

    letter-spacing: -0.045em;

    font-weight: 850;

    text-wrap: balance;
}

.pd-article-lead {
    max-width: 760px;

    margin:
        26px
        0
        0;

    color: rgba(255, 255, 255, 0.78);

    font-size: 17px;
    line-height: 1.8;

    font-weight: 450;
}

.pd-article-meta {
    display: flex;
    align-items: center;
    flex-wrap: wrap;

    gap: 10px;

    margin-top: 30px;

    color: rgba(255, 255, 255, 0.58);

    font-size: 12px;
    font-weight: 600;
}

.pd-article-meta span:nth-child(2) {
    color: var(--pd-orange);
}


/* =========================================================
   11. ARTICLE SECTION
   ========================================================= */

.pd-article-section {
    padding:
        76px
        0
        100px;

    background:
        linear-gradient(
            180deg,
            #f7f9fc 0%,
            #ffffff 100%
        );
}

.pd-article-layout {
    display: grid;

    grid-template-columns:
        minmax(0, 1fr)
        310px;

    align-items: start;

    gap: 52px;
}


/* =========================================================
   12. MAIN ARTICLE CARD
   ========================================================= */

.pd-article-content-main {
    min-width: 0;

    padding:
        48px
        52px;

    background: var(--pd-white);

    border:
        1px solid
        var(--pd-border-soft);

    border-radius:
        var(--pd-radius-xl);

    box-shadow:
        var(--pd-shadow-md);
}


/* =========================================================
   13. INTRO
   ========================================================= */

.pd-article-intro {
    position: relative;

    margin-bottom: 42px;
    padding-bottom: 34px;

    border-bottom:
        1px solid
        var(--pd-border-soft);
}

.pd-article-intro::before {
    content: "";

    position: absolute;

    top: 0;
    left: 0;

    width: 4px;
    height: 100%;

    border-radius: 999px;

    background:
        linear-gradient(
            180deg,
            var(--pd-primary),
            var(--pd-orange)
        );
}

.pd-article-intro p {
    margin:
        0 0
        16px;

    padding-left: 20px;

    color: #526174;

    font-size: 16px;
    line-height: 1.82;
}

.pd-article-intro p:last-child {
    margin-bottom: 0;
}

.pd-article-intro strong {
    color: var(--pd-primary-deep);
    font-weight: 800;
}


/* =========================================================
   14. TABLE OF CONTENT
   ========================================================= */

.pd-article-toc {
    margin:
        0 0
        52px;

    padding: 26px 28px;

    background:
        linear-gradient(
            145deg,
            #f8fbff,
            #eef5ff
        );

    border:
        1px solid
        #d9e7fb;

    border-radius:
        var(--pd-radius-lg);

    box-shadow:
        inset 0 1px 0 rgba(255, 255, 255, 0.8);
}

.pd-toc-title {
    display: flex;
    align-items: center;
    gap: 10px;

    margin-bottom: 18px;

    color: var(--pd-primary-deep);

    font-size: 15px;
    font-weight: 850;

    letter-spacing: -0.01em;
}

.pd-toc-title::before {
    content: "";

    width: 5px;
    height: 20px;

    border-radius: 999px;

    background:
        linear-gradient(
            180deg,
            var(--pd-primary),
            var(--pd-orange)
        );
}

.pd-article-toc ol {
    margin: 0;
    padding-left: 22px;

    display: grid;
    gap: 8px;
}

.pd-article-toc li {
    padding-left: 4px;

    color: #64748b;

    font-size: 14px;
    line-height: 1.55;
}

.pd-article-toc li::marker {
    color: var(--pd-primary);
    font-weight: 800;
}

.pd-article-toc a {
    color: #475569;

    text-decoration: none;

    transition:
        color var(--pd-transition),
        padding var(--pd-transition);
}

.pd-article-toc a:hover {
    color: var(--pd-primary);
    padding-left: 3px;
}


/* =========================================================
   15. ARTICLE CONTENT
   ========================================================= */

.pd-article-content-main > section {
    scroll-margin-top: 110px;

    margin-bottom: 56px;
}

.pd-article-content-main > section:last-of-type {
    margin-bottom: 0;
}

.pd-article-content-main h2 {
    position: relative;

    margin:
        0 0
        20px;

    padding-left: 18px;

    color: var(--pd-primary-deep);

    font-size:
        clamp(
            25px,
            3vw,
            34px
        );

    line-height: 1.22;

    letter-spacing: -0.03em;

    font-weight: 850;
}

.pd-article-content-main h2::before {
    content: "";

    position: absolute;

    left: 0;
    top: 4px;

    width: 4px;
    height: calc(100% - 8px);

    min-height: 28px;

    border-radius: 999px;

    background:
        linear-gradient(
            180deg,
            var(--pd-primary),
            var(--pd-orange)
        );
}

.pd-article-content-main h3 {
    margin:
        32px 0
        10px;

    color: #1e293b;

    font-size: 18px;
    line-height: 1.4;

    font-weight: 800;

    letter-spacing: -0.015em;
}

.pd-article-content-main p {
    margin:
        0 0
        17px;

    color: #526174;

    font-size: 15.5px;
    line-height: 1.85;
}

.pd-article-content-main strong {
    color: #243b64;
    font-weight: 800;
}


/* =========================================================
   16. LIST
   ========================================================= */

.pd-article-content-main ul {
    margin:
        24px 0
        28px;

    padding: 0;

    list-style: none;

    display: grid;
    gap: 10px;
}

.pd-article-content-main ul li {
    position: relative;

    padding:
        13px
        16px
        13px
        42px;

    color: #4d5d70;

    background: #f8fafc;

    border:
        1px solid
        var(--pd-border-soft);

    border-radius: 12px;

    font-size: 14px;
    line-height: 1.65;

    transition:
        border-color var(--pd-transition),
        background var(--pd-transition),
        transform var(--pd-transition);
}

.pd-article-content-main ul li::before {
    content: "✓";

    position: absolute;

    left: 15px;
    top: 50%;

    width: 20px;
    height: 20px;

    display: grid;
    place-items: center;

    transform: translateY(-50%);

    border-radius: 50%;

    background: var(--pd-primary-soft);

    color: var(--pd-primary);

    font-size: 11px;
    font-weight: 900;
}

.pd-article-content-main ul li:hover {
    border-color: #cbdcf4;

    background: #f4f8fe;

    transform: translateX(3px);
}


/* =========================================================
   17. HIGHLIGHT / TIPS
   ========================================================= */

.pd-article-highlight {
    position: relative;

    margin:
        32px 0;

    padding:
        24px
        26px
        24px
        28px;

    overflow: hidden;

    background:
        linear-gradient(
            135deg,
            #eef6ff 0%,
            #f7fbff 100%
        );

    border:
        1px solid
        #cfe1f7;

    border-radius:
        var(--pd-radius-md);

    box-shadow:
        0 10px 28px rgba(11, 94, 215, 0.06);
}

.pd-article-highlight::before {
    content: "";

    position: absolute;

    left: 0;
    top: 0;
    bottom: 0;

    width: 5px;

    background:
        linear-gradient(
            180deg,
            var(--pd-primary),
            var(--pd-orange)
        );
}

.pd-article-highlight::after {
    content: "TIP";

    position: absolute;

    right: 20px;
    top: 17px;

    color: rgba(11, 94, 215, 0.10);

    font-size: 42px;
    line-height: 1;

    font-weight: 900;
    letter-spacing: -0.05em;
}

.pd-article-highlight strong {
    position: relative;
    z-index: 2;

    display: block;

    margin-bottom: 7px;

    color: var(--pd-primary);

    font-size: 13px;
    font-weight: 850;

    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.pd-article-highlight p {
    position: relative;
    z-index: 2;

    margin: 0;

    color: #526174;

    font-size: 14px;
    line-height: 1.75;
}


/* =========================================================
   18. RELATED ARTICLE
   ========================================================= */

.pd-article-related {
    position: relative;

    display: flex;
    align-items: center;
    flex-wrap: wrap;

    gap: 10px;

    margin:
        -10px 0
        54px;

    padding:
        18px 20px;

    background:
        linear-gradient(
            135deg,
            #fffaf5,
            #fff4e9
        );

    border:
        1px solid
        #f8d9bd;

    border-radius: 12px;
}

.pd-article-related span {
    color: #8a5a30;

    font-size: 12px;
    font-weight: 800;

    text-transform: uppercase;
    letter-spacing: 0.06em;
}

.pd-article-related a {
    color: var(--pd-orange-dark);

    font-size: 14px;
    font-weight: 750;

    text-decoration: none;

    transition: color var(--pd-transition);
}

.pd-article-related a:hover {
    color: var(--pd-primary);
    text-decoration: underline;
}


/* =========================================================
   19. INDUSTRIAL APPLICATION GRID
   ========================================================= */

.pd-article-grid {
    display: grid;

    grid-template-columns:
        repeat(2, minmax(0, 1fr));

    gap: 16px;

    margin:
        28px 0
        10px;
}

.pd-article-card {
    position: relative;

    min-height: 150px;

    padding: 24px;

    overflow: hidden;

    background:
        linear-gradient(
            145deg,
            #ffffff,
            #f7faff
        );

    border:
        1px solid
        var(--pd-border);

    border-radius:
        var(--pd-radius-md);

    box-shadow:
        0 6px 20px rgba(15, 35, 65, 0.045);

    transition:
        transform var(--pd-transition),
        box-shadow var(--pd-transition),
        border-color var(--pd-transition);
}

.pd-article-card::before {
    content: "";

    position: absolute;

    top: 0;
    left: 0;

    width: 100%;
    height: 3px;

    background:
        linear-gradient(
            90deg,
            var(--pd-primary),
            var(--pd-orange)
        );

    transform: scaleX(0);
    transform-origin: left;

    transition:
        transform var(--pd-transition);
}

.pd-article-card:hover {
    transform: translateY(-5px);

    border-color: #c9daf1;

    box-shadow:
        0 16px 34px rgba(15, 35, 65, 0.10);
}

.pd-article-card:hover::before {
    transform: scaleX(1);
}

.pd-article-card h3 {
    margin:
        0 0
        9px;

    color: var(--pd-primary-deep);

    font-size: 17px;
}

.pd-article-card p {
    margin: 0;

    color: #64748b;

    font-size: 13.5px;
    line-height: 1.7;
}


/* =========================================================
   20. FAQ
   ========================================================= */

#faq {
    margin-top: 12px;
}

.pd-faq-item {
    position: relative;

    margin-bottom: 12px;
    padding:
        22px
        24px;

    background: #ffffff;

    border:
        1px solid
        var(--pd-border);

    border-radius:
        var(--pd-radius-md);

    box-shadow:
        0 5px 18px rgba(15, 35, 65, 0.035);

    transition:
        border-color var(--pd-transition),
        box-shadow var(--pd-transition),
        transform var(--pd-transition);
}

.pd-faq-item::before {
    content: "?";

    position: absolute;

    top: 20px;
    right: 20px;

    width: 28px;
    height: 28px;

    display: grid;
    place-items: center;

    border-radius: 50%;

    background: var(--pd-primary-soft);

    color: var(--pd-primary);

    font-size: 13px;
    font-weight: 900;
}

.pd-faq-item:hover {
    border-color: #c8daf2;

    box-shadow:
        0 12px 28px rgba(15, 35, 65, 0.08);

    transform: translateY(-2px);
}

.pd-faq-item h3 {
    margin:
        0 42px
        8px 0;

    color: #1e293b;

    font-size: 16px;
    line-height: 1.5;

    font-weight: 800;
}

.pd-faq-item p {
    margin: 0;

    color: #64748b;

    font-size: 14px;
    line-height: 1.75;
}


/* =========================================================
   21. CTA
   ========================================================= */

.pd-article-cta {
    position: relative;

    display: grid;

    grid-template-columns:
        minmax(0, 1fr)
        auto;

    align-items: center;

    gap: 30px;

    margin-top: 62px;

    padding:
        34px
        36px;

    overflow: hidden;

    background:
        radial-gradient(
            circle at 85% 20%,
            rgba(11, 94, 215, 0.25),
            transparent 35%
        ),
        linear-gradient(
            135deg,
            #061b3a,
            #0b3f85
        );

    border-radius:
        var(--pd-radius-lg);

    box-shadow:
        0 20px 45px rgba(6, 27, 58, 0.20);

    color: #ffffff;
}

.pd-article-cta::before {
    content: "";

    position: absolute;

    inset: 0;

    opacity: 0.12;

    background-image:
        linear-gradient(
            rgba(255, 255, 255, 0.08) 1px,
            transparent 1px
        ),
        linear-gradient(
            90deg,
            rgba(255, 255, 255, 0.08) 1px,
            transparent 1px
        );

    background-size: 28px 28px;

    pointer-events: none;
}

.pd-article-cta > div,
.pd-article-cta > a {
    position: relative;
    z-index: 2;
}

.pd-cta-label {
    display: block;

    margin-bottom: 9px;

    color: #8db9ff;

    font-size: 10px;
    font-weight: 850;

    letter-spacing: 0.14em;
}

.pd-article-cta h2 {
    margin:
        0 0
        10px;

    padding: 0;

    color: #ffffff;

    font-size:
        clamp(
            22px,
            3vw,
            30px
        );

    line-height: 1.2;
}

.pd-article-cta h2::before {
    display: none;
}

.pd-article-cta p {
    max-width: 650px;

    margin: 0;

    color: rgba(255, 255, 255, 0.70);

    font-size: 14px;
    line-height: 1.7;
}


/* =========================================================
   22. PRIMARY BUTTON
   ========================================================= */

.pd-btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;

    min-height: 50px;

    padding:
        0 22px;

    border:
        1px solid
        rgba(255, 255, 255, 0.15);

    border-radius: 11px;

    background:
        linear-gradient(
            135deg,
            #f78a32,
            #e6670e
        );

    color: #ffffff;

    font-size: 13px;
    font-weight: 800;

    text-decoration: none;

    white-space: nowrap;

    box-shadow:
        0 10px 24px rgba(244, 124, 32, 0.25);

    transition:
        transform var(--pd-transition),
        box-shadow var(--pd-transition),
        background var(--pd-transition);
}

.pd-btn-primary::after {
    content: "→";

    margin-left: 9px;

    font-size: 16px;

    transition:
        transform var(--pd-transition);
}

.pd-btn-primary:hover {
    color: #ffffff;

    background:
        linear-gradient(
            135deg,
            #ff9848,
            #ef721b
        );

    transform: translateY(-2px);

    box-shadow:
        0 14px 30px rgba(244, 124, 32, 0.34);
}

.pd-btn-primary:hover::after {
    transform: translateX(4px);
}


/* =========================================================
   23. SIDEBAR
   ========================================================= */

.pd-article-sidebar {
    position: sticky;
    top: 104px;

    display: grid;
    gap: 18px;
}

.pd-sidebar-box {
    padding:
        25px 23px;

    background:
        rgba(255, 255, 255, 0.96);

    border:
        1px solid
        var(--pd-border);

    border-radius:
        var(--pd-radius-md);

    box-shadow:
        var(--pd-shadow-sm);
}

.pd-sidebar-label {
    display: inline-flex;

    margin-bottom: 10px;

    color: var(--pd-orange-dark);

    font-size: 10px;
    font-weight: 850;

    letter-spacing: 0.13em;
}

.pd-sidebar-box h3 {
    margin:
        0 0
        17px;

    color: var(--pd-primary-deep);

    font-size: 18px;
    line-height: 1.35;

    letter-spacing: -0.02em;
}

.pd-sidebar-box > a:not(.pd-sidebar-button) {
    position: relative;

    display: block;

    padding:
        13px 14px;

    margin-bottom: 9px;

    color: #526174;

    background: #f7f9fc;

    border:
        1px solid
        var(--pd-border-soft);

    border-radius: 9px;

    font-size: 13px;
    line-height: 1.55;

    font-weight: 650;

    text-decoration: none;

    transition:
        color var(--pd-transition),
        background var(--pd-transition),
        border-color var(--pd-transition),
        transform var(--pd-transition);
}

.pd-sidebar-box > a:not(.pd-sidebar-button)::before {
    content: "→";

    display: inline-block;

    margin-right: 8px;

    color: var(--pd-primary);

    transition:
        transform var(--pd-transition);
}

.pd-sidebar-box > a:not(.pd-sidebar-button):hover {
    color: var(--pd-primary);

    background: #f0f6ff;

    border-color: #cddff5;

    transform: translateX(3px);
}

.pd-sidebar-box > a:not(.pd-sidebar-button):hover::before {
    transform: translateX(3px);
}

.pd-sidebar-box p {
    margin:
        0 0
        18px;

    color: #64748b;

    font-size: 13.5px;
    line-height: 1.7;
}


/* =========================================================
   24. SIDEBAR BUTTON
   ========================================================= */

.pd-sidebar-button {
    display: flex;
    align-items: center;
    justify-content: center;

    min-height: 45px;

    padding: 0 18px;

    border-radius: 9px;

    background:
        linear-gradient(
            135deg,
            #15945a,
            #087642
        );

    color: #ffffff;

    font-size: 13px;
    font-weight: 800;

    text-decoration: none;

    box-shadow:
        0 8px 20px rgba(21, 148, 90, 0.20);

    transition:
        transform var(--pd-transition),
        box-shadow var(--pd-transition);
}

.pd-sidebar-button::before {
    content: "●";

    margin-right: 8px;

    color: #a7f3d0;

    font-size: 8px;
}

.pd-sidebar-button:hover {
    color: #ffffff;

    transform: translateY(-2px);

    box-shadow:
        0 12px 25px rgba(21, 148, 90, 0.28);
}


/* =========================================================
   25. FOOTER
   ========================================================= */

.pd-footer {
    background:
        linear-gradient(
            135deg,
            #04152f,
            #061b3a
        );

    color: #ffffff;
}

.pd-footer-inner {
    display: grid;

    grid-template-columns:
        minmax(0, 1.5fr)
        minmax(180px, 0.5fr);

    gap: 60px;

    padding:
        58px 0
        42px;
}

.pd-footer-inner strong {
    display: inline-block;

    margin-bottom: 12px;

    color: #ffffff;

    font-size: 17px;
    font-weight: 850;

    letter-spacing: 0.04em;
}

.pd-footer-inner p {
    max-width: 430px;

    margin: 0;

    color: rgba(255, 255, 255, 0.58);

    font-size: 13px;
    line-height: 1.75;
}

.pd-footer-inner > div:last-child {
    display: flex;
    flex-direction: column;

    gap: 10px;
}

.pd-footer-inner > div:last-child a {
    color: rgba(255, 255, 255, 0.66);

    font-size: 13px;
    font-weight: 600;

    text-decoration: none;

    transition:
        color var(--pd-transition),
        transform var(--pd-transition);
}

.pd-footer-inner > div:last-child a:hover {
    color: #ffffff;

    transform: translateX(4px);
}

.pd-footer-bottom {
    padding:
        20px 0;

    border-top:
        1px solid
        rgba(255, 255, 255, 0.08);

    color:
        rgba(255, 255, 255, 0.42);

    font-size: 11px;

    text-align: center;
}


/* =========================================================
   26. FOCUS ACCESSIBILITY
   ========================================================= */

a:focus-visible {
    outline:
        3px solid
        rgba(11, 94, 215, 0.28);

    outline-offset: 3px;

    border-radius: 6px;
}


/* =========================================================
   27. TABLET
   ========================================================= */

@media (max-width: 1000px) {

    .pd-header-inner {
        gap: 18px;
    }

    .pd-nav {
        gap: 1px;
    }

    .pd-nav a {
        padding: 0 9px;

        font-size: 12px;
    }

    .pd-nav a.active::after {
        left: 9px;
        right: 9px;
    }

    .pd-article-layout {
        grid-template-columns:
            minmax(0, 1fr)
            270px;

        gap: 28px;
    }

    .pd-article-content-main {
        padding:
            38px 34px;
    }

    .pd-article-hero-content {
        padding:
            70px 0
            76px;
    }

    .pd-article-hero h1 {
        font-size:
            clamp(
                36px,
                6vw,
                54px
            );
    }

    .pd-article-cta {
        grid-template-columns: 1fr;
    }

    .pd-btn-primary {
        width: fit-content;
    }
}


/* =========================================================
   28. MOBILE
   ========================================================= */

@media (max-width: 760px) {

    .pd-container {
        width:
            min(
                calc(100% - 28px),
                var(--pd-container)
            );
    }

    .pd-header {
        position: relative;
    }

    .pd-header-inner {
        min-height: auto;

        padding:
            15px 0;

        flex-direction: column;

        align-items: stretch;

        gap: 13px;
    }

    .pd-logo {
        justify-content: center;
    }

    .pd-nav {
        width: 100%;

        justify-content: center;

        flex-wrap: wrap;

        gap: 4px;
    }

    .pd-nav a {
        min-height: 36px;

        padding: 0 9px;

        font-size: 11px;
    }

    .pd-nav a.active::after {
        display: none;
    }

    .pd-breadcrumb {
        min-height: 44px;

        font-size: 10.5px;

        line-height: 1.5;
    }

    .pd-article-hero-content {
        padding:
            56px 0
            62px;
    }

    .pd-article-label {
        margin-bottom: 18px;

        font-size: 9px;
    }

    .pd-article-hero h1 {
        font-size:
            clamp(
                31px,
                9vw,
                43px
            );

        line-height: 1.10;

        letter-spacing: -0.035em;
    }

    .pd-article-lead {
        margin-top: 20px;

        font-size: 14px;

        line-height: 1.72;
    }

    .pd-article-meta {
        margin-top: 23px;

        font-size: 10.5px;
    }

    .pd-article-section {
        padding:
            48px 0
            65px;
    }

    .pd-article-layout {
        display: block;
    }

    .pd-article-content-main {
        padding:
            30px 22px;

        border-radius:
            var(--pd-radius-lg);
    }

    .pd-article-intro {
        margin-bottom: 34px;
        padding-bottom: 27px;
    }

    .pd-article-intro p {
        padding-left: 16px;

        font-size: 14px;
        line-height: 1.78;
    }

    .pd-article-toc {
        padding:
            21px 19px;

        margin-bottom: 40px;
    }

    .pd-toc-title {
        font-size: 14px;
    }

    .pd-article-toc li {
        font-size: 12.5px;
    }

    .pd-article-content-main > section {
        margin-bottom: 44px;
    }

    .pd-article-content-main h2 {
        padding-left: 14px;

        font-size: 25px;
    }

    .pd-article-content-main h3 {
        margin-top: 27px;

        font-size: 17px;
    }

    .pd-article-content-main p {
        font-size: 14px;

        line-height: 1.78;
    }

    .pd-article-grid {
        grid-template-columns: 1fr;

        gap: 12px;
    }

    .pd-article-card {
        min-height: auto;

        padding: 21px;
    }

    .pd-article-highlight {
        padding:
            21px
            20px
            21px
            23px;
    }

    .pd-article-related {
        align-items: flex-start;
        flex-direction: column;

        gap: 6px;

        margin-bottom: 42px;
    }

    .pd-faq-item {
        padding:
            19px 18px;
    }

    .pd-faq-item::before {
        top: 17px;
        right: 16px;
    }

    .pd-faq-item h3 {
        margin-right: 35px;

        font-size: 14px;
    }

    .pd-faq-item p {
        font-size: 13px;
    }

    .pd-article-cta {
        margin-top: 45px;

        padding:
            26px 22px;

        border-radius:
            var(--pd-radius-md);
    }

    .pd-article-cta h2 {
        font-size: 23px;
    }

    .pd-article-cta p {
        font-size: 13px;
    }

    .pd-btn-primary {
        width: 100%;
    }

    .pd-article-sidebar {
        position: static;

        margin-top: 25px;
    }

    .pd-sidebar-box {
        padding: 22px 19px;
    }

    .pd-footer-inner {
        grid-template-columns: 1fr;

        gap: 30px;

        padding:
            45px 0
            32px;
    }

    .pd-footer-inner > div:last-child {
        gap: 8px;
    }
}


/* =========================================================
   29. SMALL MOBILE
   ========================================================= */

@media (max-width: 430px) {

    .pd-container {
        width:
            calc(100% - 22px);
    }

    .pd-nav a {
        padding: 0 7px;

        font-size: 10px;
    }

    .pd-article-content-main {
        padding:
            26px 17px;
    }

    .pd-article-hero h1 {
        font-size: 30px;
    }

    .pd-article-lead {
        font-size: 13.5px;
    }

    .pd-article-content-main h2 {
        font-size: 23px;
    }

    .pd-article-highlight {
        padding-left: 20px;
    }
}


/* =========================================================
   30. REDUCED MOTION
   ========================================================= */

@media (prefers-reduced-motion: reduce) {

    html {
        scroll-behavior: auto;
    }

    *,
    *::before,
    *::after {
        transition-duration: 0.01ms !important;
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
    }
}


/* =========================================================
   31. PRINT
   ========================================================= */

@media print {

    .pd-header,
    .pd-nav,
    .pd-sidebar-box,
    .pd-article-sidebar,
    .pd-article-cta,
    .pd-footer {
        display: none !important;
    }

    .pd-article-hero {
        background: #ffffff !important;

        color: #000000 !important;
    }

    .pd-article-hero h1 {
        color: #000000 !important;
    }

    .pd-article-lead,
    .pd-article-meta {
        color: #333333 !important;
    }

    .pd-article-section {
        padding: 0;
        background: #ffffff;
    }

    .pd-article-content-main {
        padding: 0;

        border: 0;
        box-shadow: none;
    }

    .pd-article-layout {
        display: block;
    }

    a {
        color: #000000 !important;
        text-decoration: none !important;
    }
}