/* Extracted from sk/case-studies/vzor-energetika-cloud.html; keep this link after site-wide styles. */
/* === Globálne pravidlo: fialové prvky majú vždy biely text ===
         Vysoká špecificita (#wrapper + selektor), aby prebila section-scoped
         pravidlá ako `#section-related span { color: var(--color-text-strong) !important }` */
      #wrapper .btn-main,
      #wrapper .btn-main:hover,
      #wrapper .btn-main:focus,
      #wrapper .btn-main span,
      #wrapper .btn-main:hover span,
      #wrapper .tech-chip,
      #wrapper .tech-chip:hover,
      #wrapper .related-card-tag,
      #wrapper .related-card-title,
      #wrapper .result-icon,
      #wrapper .result-icon i,
      #wrapper .case-tab-btn.active,
      #wrapper .case-tab-btn.active:hover,
      #wrapper .case-tab-btn.active span,
      #wrapper a.related-card,
      #wrapper a.related-card h4,
      #wrapper a.related-card span {
        color: #ffffff !important;
      }
      #wrapper .btn-main.fx-slide:before { color: #ffffff !important; }
      #wrapper .btn-main.fx-slide:hover:before { color: #ffffff !important; }

      /* === Typografia === */
      * {
        --body-font-size: 18px;
        --h1-font-size: 80px;
        --h2-font-size: 64px;
        --h3-font-size: 36px;
        --h4-font-size: 26px;
        --h5-font-size: 22px;
        --h6-font-size: 18px;
      }
      body { font-size: 18px; }
      p { font-size: 18px; }
      p.lead { font-size: 22px; line-height: 1.6; }

      /* === Pozadie zhodné s homepage (sekcia „Súčasné výzvy") — svetlá základňa var(--color-surface-accent) + glow-spoty === */
      body.dark-scheme { background: var(--color-surface-soft) !important; }
      header.smaller { background: var(--color-text) !important; }
      #wrapper {
        background:
          radial-gradient(ellipse 55% 25% at 22% 14%, rgba(140,90,255,0.22) 0%, rgba(180,140,255,0.08) 50%, transparent 85%),
          radial-gradient(ellipse 50% 22% at 78% 30%, rgba(190,150,255,0.18) 0%, rgba(210,180,255,0.06) 55%, transparent 88%),
          radial-gradient(ellipse 55% 25% at 22% 48%, rgba(140,90,255,0.20) 0%, rgba(180,140,255,0.07) 55%, transparent 88%),
          radial-gradient(ellipse 50% 22% at 78% 66%, rgba(190,150,255,0.18) 0%, rgba(210,180,255,0.06) 55%, transparent 88%),
          radial-gradient(ellipse 55% 25% at 22% 84%, rgba(140,90,255,0.16) 0%, transparent 85%),
          var(--color-surface-accent);
      }
      html, body { background: transparent !important; }

      /* === Hero === */
      #section-hero .sw-overlay { opacity: 0.55 !important; }
      #section-hero .gradient-edge-top.color { opacity: 0.25 !important; }
      #section-hero .gradient-edge-bottom { opacity: 0.6 !important; }
      /* Rovnaká oprava ako v css/case-study.css: obsah hero sekcie bol
         position:absolute, takže sekciu nevedel roztiahnuť a dlhý slovenský
         nadpis z pásu vyliezol hore aj dole. */
      #section-hero {
        display: flex;
        align-items: center;
        justify-content: center;
        padding-top: 150px !important;
        padding-bottom: 60px !important;
      }
      #section-hero .abs-centered {
        position: static;
        transform: none;
      }
      @media (max-width: 575px) {
        #section-hero { padding-top: 80px !important; padding-bottom: 40px !important; }
      }
      #section-hero .hero-subheadline {
        font-size: 3rem;
        line-height: 1.35;
        font-weight: 700;
        padding-bottom: 0.12em; /* aby sa descendery (g,y) neorezali kvôli background-clip:text */
      }
      @media (max-width: 991px) { #section-hero .hero-subheadline { font-size: 2rem; } }
      @media (max-width: 575px) { #section-hero .hero-subheadline { font-size: 1.4rem; } }

      /* === Svetlé sekcie — priehľadné, nech presvitá svetlé pozadie (ako inde na webe) === */
      /* #content má v tmavej schéme tmavé pozadie (.dark-scheme #content) — musíme ho zpriehľadniť,
         inak cez priehľadné sekcie presvitá tmavá. */
      #content,
      .dark-scheme #content {
        background: transparent !important;
      }
      #section-snapshot,
      #section-client-challenge,
      #section-results,
      #section-related,
      #section-venue {
        background: transparent !important;
        background-color: transparent !important;
        position: relative;
      }
      #section-snapshot > .container,
      #section-client-challenge > .container,
      #section-results > .container,
      #section-related > .container,
      #section-venue > .container {
        position: relative;
        z-index: 1;
      }
      /* Jemné oddeľovacie linky medzi svetlými sekciami */
      #section-snapshot,
      #section-snapshot h1, #section-snapshot h2, #section-snapshot h3,
      #section-snapshot h4, #section-snapshot p, #section-snapshot span,
      #section-snapshot .subtitle,
      #section-client-challenge,
      #section-client-challenge h1, #section-client-challenge h2, #section-client-challenge h3,
      #section-client-challenge h4, #section-client-challenge p, #section-client-challenge li,
      #section-client-challenge span, #section-client-challenge .subtitle,
      #section-results,
      #section-results h1, #section-results h2, #section-results h3,
      #section-results h4, #section-results p, #section-results span,
      #section-results .subtitle,
      #section-related,
      #section-related h1, #section-related h2, #section-related h3,
      #section-related h4, #section-related p, #section-related span,
      #section-related .subtitle,
      #section-venue,
      #section-venue h1, #section-venue h2, #section-venue h3,
      #section-venue h4, #section-venue p, #section-venue span,
      #section-venue .subtitle {
        color: var(--color-text-strong) !important;
      }
      /* Popisky <strong>/<b> v svetlých sekciách — inak by dedili bielu z .dark-scheme strong */
      #section-client-challenge strong, #section-client-challenge b,
      #section-results strong, #section-results b,
      #section-related strong, #section-related b,
      #section-venue strong, #section-venue b {
        color: var(--color-text-strong) !important;
      }
      #section-snapshot h1, #section-snapshot h2,
      #section-client-challenge h1, #section-client-challenge h2,
      #section-results h1, #section-results h2,
      #section-related h1, #section-related h2,
      #section-venue h1, #section-venue h2 {
        background: linear-gradient(180deg, var(--color-text-strong) 0%, #7c5cbf 85%) !important;
        -webkit-background-clip: text !important;
        -webkit-text-fill-color: transparent !important;
        background-clip: text !important;
      }

      /* === Snapshot — rýchle čísla === */
      .snapshot-card {
        background: #ffffff;
        border: 1px solid rgba(180, 141, 255, 0.20);
        border-radius: 14px;
        padding: 28px 20px;
        text-align: center;
        height: 100%;
        box-shadow: 0 4px 18px rgba(118, 77, 240, 0.06);
        transition: transform .35s ease, box-shadow .35s ease, border-color .35s ease;
      }
      .snapshot-card:hover {
        transform: translateY(-4px);
        border-color: rgba(180, 141, 255, 0.4);
        box-shadow: 0 14px 32px rgba(118, 77, 240, 0.12);
      }
      .snapshot-number {
        font-size: 2.6rem;
        font-weight: 700;
        line-height: 1.1;
        color: var(--color-text-strong);
        margin-bottom: 6px;
      }
      .snapshot-number .snapshot-plus { color: #813eed !important; font-weight: 700; }
      .snapshot-label {
        font-size: 0.95rem;
        color: var(--color-text-strong);
        opacity: 0.85;
      }

      /* === Bloky "Klient" / "Výzva" === */
      .info-block {
        background: #ffffff;
        border: 1px solid rgba(180, 141, 255, 0.22);
        border-radius: 16px;
        padding: 36px;
        height: 100%;
        box-shadow: 0 6px 22px rgba(118, 77, 240, 0.07);
        transition: transform .35s ease, box-shadow .35s ease, border-color .35s ease;
      }
      .info-block:hover {
        transform: translateY(-4px);
        border-color: rgba(180, 141, 255, 0.4);
        box-shadow: 0 18px 40px rgba(118, 77, 240, 0.13);
      }
      .info-block h3 {
        color: var(--color-text-strong);
        margin-bottom: 12px;
      }
      .info-block .info-label {
        display: inline-block;
        font-size: 0.78rem;
        font-weight: 700;
        letter-spacing: 2px;
        text-transform: uppercase;
        color: var(--primary-color);
        margin-bottom: 12px;
      }
      .info-block ul { padding-left: 20px; margin: 0; }
      .info-block li { margin-bottom: 8px; line-height: 1.6; }

      /* === Sekcia Riešenie — tmavé pozadie === */
      #section-solution .solution-step {
        background: rgba(255, 255, 255, 0.04);
        border: 1px solid rgba(180, 141, 255, 0.18);
        border-radius: 16px;
        padding: 30px 26px;
        height: 100%;
        backdrop-filter: blur(8px);
        transition: transform .35s ease, box-shadow .45s ease, border-color .35s ease;
      }
      #section-solution .solution-step:hover {
        transform: translateY(-6px);
        border-color: rgba(180, 141, 255, 0.4);
        box-shadow: 0 24px 50px rgba(0, 0, 0, 0.25);
      }
      #section-solution .solution-step-num {
        display: inline-block;
        font-size: 0.85rem;
        font-weight: 700;
        letter-spacing: 2px;
        color: #b48dff;
        margin-bottom: 10px;
      }
      #section-solution .solution-step h4 {
        color: #ffffff;
        margin-bottom: 10px;
      }
      #section-solution .solution-step p {
        color: rgba(255, 255, 255, 0.78);
        margin: 0;
      }
      /* === Sekcia Riešenie — súvislý text (zoznam bodov) === */
      #section-solution .solution-list {
        max-width: 780px; margin: 0 auto; list-style: none; padding: 0; text-align: left;
      }
      #section-solution .solution-list li {
        position: relative; padding-left: 30px; margin-bottom: 20px;
        line-height: 1.75; font-size: 1.05rem; color: rgba(255, 255, 255, 0.82);
      }
      #section-solution .solution-list li:last-child { margin-bottom: 0; }
      #section-solution .solution-list li::before {
        content: ""; position: absolute; left: 0; top: 11px;
        width: 8px; height: 8px; border-radius: 50%; background: var(--primary-color);
      }
      #section-solution .solution-list li strong { color: #ffffff; }

      /* === Tech stack — chip tagy === */
      .tech-chip {
        display: inline-block;
        padding: 8px 16px;
        margin: 4px;
        background: rgba(255, 255, 255, 0.06);
        border: 1px solid rgba(180, 141, 255, 0.3);
        border-radius: 30px;
        color: #ffffff;
        font-size: 0.92rem;
        font-weight: 500;
        letter-spacing: 0.3px;
        transition: all .25s ease;
      }
      .tech-chip:hover {
        background: rgba(118, 77, 240, 0.2);
        border-color: #b48dff;
        transform: translateY(-2px);
      }

      /* === Výsledky — karty s metrikami === */
      .result-card {
        background: #ffffff;
        border: 1px solid rgba(180, 141, 255, 0.22);
        border-radius: 16px;
        padding: 32px 28px;
        height: 100%;
        text-align: left;
        box-shadow: 0 6px 22px rgba(118, 77, 240, 0.07);
        transition: transform .35s ease, box-shadow .45s ease, border-color .35s ease;
      }
      .result-card:hover {
        transform: translateY(-6px);
        border-color: rgba(180, 141, 255, 0.4);
        box-shadow: 0 24px 50px rgba(118, 77, 240, 0.18);
      }
      .result-card .result-icon {
        width: 52px; height: 52px;
        border-radius: 14px;
        background: linear-gradient(135deg, var(--primary-color), #b48dff);
        display: flex; align-items: center; justify-content: center;
        color: #ffffff; font-size: 1.5rem;
        margin-bottom: 16px;
      }
      .result-card .result-value {
        font-size: 2.4rem;
        font-weight: 700;
        line-height: 1.1;
        color: var(--color-text-strong);
        margin-bottom: 6px;
      }
      .result-card .result-title {
        font-size: 1.1rem;
        font-weight: 600;
        color: var(--color-text-strong);
        margin-bottom: 8px;
      }
      .result-card .result-desc {
        font-size: 0.95rem;
        color: rgba(26, 16, 64, 0.75);
        margin: 0;
      }

      /* === Citát klienta === */
      .testimonial-card {
        max-width: 880px;
        margin: 0 auto;
        background: rgba(255, 255, 255, 0.05);
        border: 1px solid rgba(180, 141, 255, 0.25);
        border-radius: 20px;
        padding: 48px 44px;
        backdrop-filter: blur(10px);
        position: relative;
      }
      .testimonial-card::before {
        content: "\201C";
        position: absolute;
        top: -20px; left: 30px;
        font-size: 7rem;
        line-height: 1;
        color: rgba(180, 141, 255, 0.35);
        font-family: Georgia, serif;
      }
      .testimonial-text {
        font-size: 1.35rem;
        line-height: 1.55;
        color: #ffffff;
        font-weight: 400;
        margin: 0 0 26px 0;
      }
      .testimonial-author {
        display: flex; align-items: center; gap: 16px;
      }
      .testimonial-author-photo {
        width: 56px; height: 56px;
        border-radius: 50%;
        object-fit: cover;
        border: 2px solid rgba(180, 141, 255, 0.45);
      }
      .testimonial-author-name {
        font-size: 1.05rem;
        font-weight: 700;
        color: #ffffff;
        margin: 0;
      }
      .testimonial-author-role {
        font-size: 0.9rem;
        color: rgba(180, 141, 255, 0.85);
        margin: 0;
      }
      @media (max-width: 575px) {
        .testimonial-card { padding: 40px 24px; }
        .testimonial-text { font-size: 1.1rem; }
      }

      /* === Súvisiace prípadovky — karty === */
      .related-card {
        position: relative;
        display: block;
        aspect-ratio: 1 / 1;
        border-radius: 16px;
        overflow: hidden;
        background: #0c1530;
        transition: transform .35s ease, box-shadow .45s ease;
        text-decoration: none;
      }
      .related-card:hover {
        transform: translateY(-6px);
        box-shadow: 0 24px 50px rgba(0,0,0,0.4);
      }
      .related-card .related-card-bg {
        position: absolute; inset: 0;
        width: 100%; height: 100%;
        object-fit: cover; z-index: 0;
        transition: transform .8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
      }
      .related-card:hover .related-card-bg { transform: scale(1.1); }
      /* Fialový filter na obrázku — zhodný s kartami inde na webe */
      .related-card::before {
        content: "";
        position: absolute; inset: 0; z-index: 1; pointer-events: none;
        background: linear-gradient(180deg, rgba(92,78,180,0.40) 0%, rgba(40,46,120,0.55) 100%);
        mix-blend-mode: multiply;
      }
      .related-card .related-card-shade {
        position: absolute; inset: 0; z-index: 1;
        background: linear-gradient(180deg, rgba(0,0,0,0) 45%, rgba(0,0,0,0.85) 100%);
      }
      .related-card .related-card-tag {
        position: absolute; top: 18px; left: 18px;
        z-index: 3;
        font-size: 0.72rem; font-weight: 700; letter-spacing: 1.5px;
        text-transform: uppercase;
        background: rgba(118, 77, 240, 0.8);
        color: #ffffff;
        padding: 6px 12px;
        border-radius: 20px;
      }
      .related-card .related-card-title {
        position: absolute;
        left: 0; right: 0; bottom: 0;
        padding: 22px 24px;
        margin: 0; z-index: 3;
        color: #ffffff;
        font-size: 1.15rem;
        font-weight: 600;
        line-height: 1.3;
      }

      /* === Kontaktný formulár === */
      /* Kópia pravidla z css/case-study.css — táto stránka načítava tento súbor
         namiesto neho. Zostup musí byť rovnaký, inak by ako jediná prípadová
         štúdia držala na mobile 80 px zdola proti 32 px zhora. */
      #section-venue { padding-bottom: var(--space-7xl); }
      @media (max-width: 1199px) { #section-venue { padding-bottom: var(--space-5xl); } }
      @media (max-width: 767px)  { #section-venue { padding-bottom: var(--space-3xl); } }
      #section-venue .contact-form-simple {
        max-width: 720px;
        margin: 0 auto;
        padding: 60px 0;
      }
      @media (max-width: 767px) { #section-venue .contact-form-simple { padding: 40px 0; } }
      #section-venue .contact-form-simple input[type="text"],
      #section-venue .contact-form-simple input[type="email"],
      #section-venue .contact-form-simple textarea {
        width: 100%;
        background: transparent;
        border: none;
        border-bottom: 1px solid rgba(26, 16, 64, 0.25);
        border-radius: 0;
        color: var(--color-text-strong) !important;
        padding: 14px 4px;
        font-size: 1rem;
        font-family: inherit;
        transition: border-color .25s ease;
      }
      #section-venue .contact-form-simple textarea { min-height: 110px; resize: vertical; }
      #section-venue .contact-form-simple input::placeholder,
      #section-venue .contact-form-simple textarea::placeholder { color: rgba(26, 16, 64, 0.65); }
      #section-venue .contact-form-simple input:focus,
      #section-venue .contact-form-simple textarea:focus {
        outline: none;
        border-bottom-color: var(--primary-color);
      }
      #section-venue .contact-form-simple .form-submit-row {
        margin-top: 28px;
        text-align: center;
      }
      #section-venue .contact-form-simple button.btn-main,
      #section-venue .contact-form-simple button.btn-main:hover,
      #section-venue .contact-form-simple button.btn-main:focus {
        background: var(--primary-color);
        color: #ffffff !important;
        border: none;
        cursor: pointer;
        font-family: var(--btn-font-family);
        font-size: var(--btn-font-size);
        font-weight: var(--btn-font-weight);
        letter-spacing: var(--btn-letter-spacing);
        padding: var(--btn-padding);
        text-transform: var(--btn-text-transform);
        border-radius: var(--btn-rounded);
      }
      #section-venue .contact-form-simple button.btn-main span { color: #ffffff !important; }
      #section-venue .contact-form-simple button.btn-main.fx-slide { position: relative; overflow: hidden; }
      #section-venue .contact-form-simple button.btn-main.fx-slide span { display: block; position: relative; transition: all .3s ease-in-out; }
      #section-venue .contact-form-simple button.btn-main.fx-slide:hover { background: var(--btn-hover-bg); }
      #section-venue .contact-form-simple button.btn-main.fx-slide:hover span { transform: translate(0, 40px); opacity: 0; }
      #section-venue .contact-form-simple button.btn-main.fx-slide:before {
        content: attr(data-hover-text);
        color: #ffffff !important;
        position: absolute;
        top: 50%; left: 50%;
        transform: translate(-50%, calc(-50% + 40px));
        opacity: 0;
        transition: all .3s ease-in-out;
      }
      #section-venue .contact-form-simple button.btn-main.fx-slide:hover:before { opacity: 1; transform: translate(-50%, -50%); }

      /* === Breadcrumb === */
      .breadcrumb-cs {
        font-size: 0.88rem;
        letter-spacing: 0.5px;
        margin-bottom: 16px;
      }
      .breadcrumb-cs a {
        color: rgba(255, 255, 255, 0.7);
        text-decoration: none;
        transition: color .25s ease;
      }
      .breadcrumb-cs a:hover { color: #ffffff; }
      .breadcrumb-cs .sep { margin: 0 8px; color: rgba(255, 255, 255, 0.4); }
      .breadcrumb-cs .current { color: #b48dff; font-weight: 600; }