/* DroneBase — delta db-drone-cleaning-system (famiglia framework blu).
   Caricato DOPO _framework.css (root class="db-landing"). Contiene SOLO i
   componenti/override specifici della pagina; il resto e' riusato dal framework.
   Le regole in fondo azzerano proprieta' del framework che gli override non
   ridefiniscono (evita 'leak'). Generato dall'estrazione Problema 2. */

.db-nav { position: sticky; top: 0; z-index: 10; background: rgba(7,13,20,0.98); border-bottom: 1px solid var(--border-dark); padding: 14px 32px; display: flex; align-items: center; justify-content: space-between; font-family: Roboto, sans-serif; }
.btn-buy { background: #fff; color: var(--cyan) !important; padding: 16px 36px; border-radius: var(--radius-sm); font-size: 15px; font-weight: 700; letter-spacing: .3px; transition: all .2s; display: inline-block; }
.btn-buy:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(255,255,255,0.25); background: #f0f4f8; }
.hero-stat-val { font-family: Roboto, sans-serif; font-size: 28px; font-weight: 900; color: #fff; letter-spacing: -1px; line-height: 1; }
.hero-stat-val sub { font-size: 13px; font-weight: 700; color: var(--cyan); letter-spacing: 0; vertical-align: baseline; margin-left: 2px; }
.section-label::before { content: '\2014  '; }
.compare-card li::before { content: '\2192'; color: var(--cyan); font-weight: 700; flex-shrink: 0; }
.compare-card-price { display: block; font-family: Roboto, sans-serif; font-size: 22px; font-weight: 900; color: var(--cyan); margin: 16px 0 8px; letter-spacing: -.5px; }
.compare-card-leasing { display: block; font-size: 13px; font-weight: 600; color: var(--cyan-pill-text); margin-bottom: 20px; opacity: .9; }
.section-light .compare-card-leasing, .section-alt .compare-card-leasing { color: var(--cyan); }
.modes-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; margin-top: 48px; }
.mode-card { background: var(--dark-elev); border: 1px solid rgba(255,255,255,0.08); border-radius: var(--radius); padding: 36px 32px; position: relative; overflow: hidden; transition: all .3s; }
.section-light .mode-card, .section-alt .mode-card { background: var(--white); border-color: var(--border); box-shadow: var(--shadow-sm); }
.mode-card:hover { transform: translateY(-4px); border-color: var(--cyan); }
.mode-num { position: absolute; top: 20px; right: 24px; font-family: Roboto, sans-serif; font-size: 64px; font-weight: 900; color: rgba(0,150,219,0.15); letter-spacing: -4px; line-height: 1; }
.mode-badge { display: inline-block; font-size: 11px; font-weight: 700; letter-spacing: 2.5px; text-transform: uppercase; color: var(--cyan); margin-bottom: 14px; }
.mode-card h3 { font-family: Roboto, sans-serif; font-size: 24px; font-weight: 900; letter-spacing: -.6px; margin: 0 0 10px; }
.section-dark .mode-card h3, .section-darker .mode-card h3 { color: #fff; }
.section-light .mode-card h3, .section-alt .mode-card h3 { color: var(--text); }
.mode-card p { font-size: 14px; line-height: 1.6; margin: 0; }
.section-dark .mode-card p, .section-darker .mode-card p { color: rgba(255,255,255,0.7); }
.section-light .mode-card p, .section-alt .mode-card p { color: var(--text-secondary); }
.feature-img { border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow-lg); background: var(--dark-mid); min-height: 380px; display: flex; align-items: center; justify-content: center; position: relative; }
.sc-card { position: relative; border-radius: var(--radius); overflow: hidden; aspect-ratio: 1; box-shadow: var(--shadow-md); background: var(--dark-mid); transition: transform .3s; }
.sc-card:hover { transform: translateY(-4px); }
.sc-card-img { width: 100%; height: 100%; object-fit: cover; display: block; }
.sc-card-overlay { position: absolute; inset: 0; background: linear-gradient(to top, rgba(7,13,20,0.92) 0%, rgba(7,13,20,0.35) 55%, rgba(7,13,20,0.1) 100%); pointer-events: none; }
.sc-card-label { position: absolute; bottom: 14px; left: 14px; right: 14px; display: inline-flex; align-items: center; gap: 6px; color: #fff; font-size: 12px; font-weight: 800; letter-spacing: 1.5px; text-transform: uppercase; padding: 0; z-index: 2; }
.sc-card-label::before { content: ''; width: 6px; height: 6px; border-radius: 50%; background: var(--cyan); flex-shrink: 0; box-shadow: 0 0 8px var(--cyan); }
.process-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; margin-top: 48px; }
.process-step { background: rgba(255,255,255,0.03); border: 1px solid rgba(255,255,255,0.08); border-radius: var(--radius); padding: 32px 24px; position: relative; transition: all .3s; }
.section-light .process-step, .section-alt .process-step { background: var(--white); border-color: var(--border); box-shadow: var(--shadow-sm); }
.process-step:hover { transform: translateY(-4px); border-color: var(--cyan); }
.process-step-num { font-family: Roboto, sans-serif; font-size: 14px; font-weight: 800; color: var(--cyan); letter-spacing: 2px; margin-bottom: 14px; display: block; }
.process-step h3 { font-family: Roboto, sans-serif; font-size: 18px; font-weight: 800; letter-spacing: -.3px; margin: 0 0 10px; }
.section-light .process-step h3, .section-alt .process-step h3 { color: var(--text); }
.section-dark .process-step h3, .section-darker .process-step h3 { color: #fff; }
.process-step p { font-size: 13px; line-height: 1.55; margin: 0; }
.section-light .process-step p, .section-alt .process-step p { color: var(--text-secondary); }
.section-dark .process-step p, .section-darker .process-step p { color: rgba(255,255,255,0.7); }
.norm-doc { margin-top: 32px; background: var(--white); border: 1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow-sm); padding: 28px 32px; display: flex; gap: 24px; align-items: center; justify-content: space-between; flex-wrap: wrap; }
.norm-doc-main { display: flex; gap: 18px; align-items: flex-start; flex: 1; min-width: 300px; }
.norm-doc-icon { width: 48px; min-width: 48px; height: 48px; border-radius: 10px; background: var(--cyan-pill-bg); display: flex; align-items: center; justify-content: center; }
.norm-doc-icon svg { color: var(--cyan); }
.norm-doc-eyebrow { font-size: 11px; font-weight: 700; letter-spacing: 2px; text-transform: uppercase; color: var(--cyan); margin-bottom: 6px; }
.norm-doc h4 { font-size: 17px; font-weight: 800; color: var(--text); margin: 0 0 6px; letter-spacing: -.2px; }
.norm-doc p { font-size: 13px; color: var(--text-secondary); line-height: 1.55; margin: 0; }
.norm-doc .btn-primary { white-space: nowrap; }
.norm-disclaimer { max-width: 900px; margin: 20px auto 0; text-align: center; font-size: 12.5px; line-height: 1.6; color: var(--text-tertiary); }
.ct-images { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; margin-top: 48px; }
.ct-images figure { margin: 0; border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow-lg); border: 1px solid rgba(255,255,255,0.08); position: relative; }
.ct-images img { width: 100%; aspect-ratio: 16/9; object-fit: cover; display: block; }
.ct-images figcaption { position: absolute; bottom: 12px; left: 12px; display: inline-flex; align-items: center; gap: 7px; padding: 6px 14px; border-radius: 100px; font-size: 11px; font-weight: 800; letter-spacing: 1.5px; text-transform: uppercase; color: #fff; }
.ct-images .cap-traditional { background: rgba(214,86,86,0.92); }
.ct-images .cap-drone { background: rgba(0,150,219,0.92); }
.ct-images + .compare-traditional { margin-top: 20px; }
.compare-traditional { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; margin-top: 48px; }
.ct-side { border-radius: var(--radius); padding: 36px 32px; }
.ct-traditional { background: rgba(220,80,80,0.06); border: 1px solid rgba(220,80,80,0.18); }
.ct-drone { background: rgba(0,150,219,0.08); border: 1px solid rgba(0,150,219,0.25); }
.ct-side h3 { font-family: Roboto, sans-serif; font-size: 22px; font-weight: 900; letter-spacing: -.5px; margin: 0 0 6px; display: flex; align-items: center; gap: 10px; }
.ct-traditional h3 { color: #d65656; }
.ct-drone h3 { color: var(--cyan); }
.ct-side h3 .ct-icon { width: 28px; height: 28px; border-radius: 8px; display: inline-flex; align-items: center; justify-content: center; font-size: 16px; }
.ct-traditional h3 .ct-icon { background: rgba(220,80,80,0.15); }
.ct-drone h3 .ct-icon { background: rgba(0,150,219,0.18); }
.ct-side ul { list-style: none; padding: 0; margin: 18px 0 0; }
.ct-side li { padding: 10px 0; font-size: 13px; line-height: 1.55; display: flex; align-items: flex-start; gap: 10px; border-bottom: 1px solid; }
.section-alt .ct-side li, .section-light .ct-side li { border-color: var(--border); color: var(--text-secondary); }
.section-dark .ct-side li, .section-darker .ct-side li { border-color: rgba(255,255,255,0.08); color: rgba(255,255,255,0.75); }
.ct-side li:last-child { border-bottom: none; }
.ct-traditional li::before { content: '\2715'; color: #d65656; font-weight: 800; flex-shrink: 0; }
.ct-drone li::before { content: '\2713'; color: var(--cyan); font-weight: 800; flex-shrink: 0; }
.compare-impact-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-top: 32px; }
.impact-stat { text-align: center; padding: 28px 16px; background: rgba(0,150,219,0.08); border: 1px solid rgba(0,150,219,0.18); border-radius: var(--radius); }
.section-light .impact-stat, .section-alt .impact-stat { background: var(--white); border-color: var(--border); box-shadow: var(--shadow-sm); }
.impact-stat-val { font-family: Roboto, sans-serif; font-size: 36px; font-weight: 900; color: var(--cyan); letter-spacing: -1.5px; line-height: 1; }
.impact-stat-lbl { font-size: 11px; font-weight: 700; letter-spacing: 1.5px; text-transform: uppercase; margin-top: 10px; }
.section-light .impact-stat-lbl, .section-alt .impact-stat-lbl { color: var(--text-secondary); }
.section-dark .impact-stat-lbl, .section-darker .impact-stat-lbl { color: rgba(255,255,255,0.6); }
.case-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-top: 48px; }
.case-card { border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow-md); aspect-ratio: 4/5; background: #000; position: relative; transition: transform .3s; }
.case-card:hover { transform: translateY(-4px); }
.case-card video { width: 100%; height: 100%; object-fit: cover; display: block; }
.case-card-title { position: absolute; bottom: 0; left: 0; right: 0; padding: 16px 18px; background: linear-gradient(to top, rgba(7,13,20,0.95) 0%, rgba(7,13,20,0.5) 70%, transparent 100%); color: #fff; font-size: 13px; font-weight: 700; letter-spacing: .3px; pointer-events: none; }
.case-card-title strong { display: block; font-size: 14px; font-weight: 800; margin-bottom: 4px; }
.case-card-title small { display: block; font-size: 12px; font-weight: 500; color: rgba(255,255,255,0.7); letter-spacing: 0; }
.demo-video-wrap { position: relative; max-width: 960px; margin: 48px auto 0; border-radius: var(--radius); overflow: hidden; box-shadow: 0 20px 60px rgba(0,150,219,0.15), 0 0 0 1px rgba(0,150,219,0.12); aspect-ratio: 16/9; background: #000; }
.demo-video-wrap video, .demo-video-wrap iframe { width: 100%; height: 100%; object-fit: cover; display: block; border: 0; }
.demo-video-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; max-width: 1100px; margin: 48px auto 0; }
.demo-video-grid .demo-video-wrap { margin: 0; max-width: none; }
.demo-video-caption { text-align: center; font-size: 13px; font-weight: 600; color: rgba(255,255,255,0.7); margin-top: 14px; letter-spacing: .3px; }
.noleggio p { font-size: 14px; color: rgba(255,255,255,0.9); margin-bottom: 28px; max-width: 640px; margin-left: auto; margin-right: auto; }
.btn-white { background: #fff; color: var(--cyan) !important; padding: 16px 36px; border-radius: 8px; font-size: 15px; font-weight: 700; display: inline-block; transition: all .2s; margin: 0 6px 8px; }
.tethered-highlight { background: linear-gradient(135deg, var(--dark-mid) 0%, var(--dark-elev) 100%); position: relative; overflow: hidden; }
.tethered-highlight::before { content: ''; position: absolute; top: -30%; right: -15%; width: 60%; height: 160%; background: radial-gradient(ellipse, rgba(0,150,219,0.18) 0%, transparent 60%); pointer-events: none; }
.tethered-highlight .container { position: relative; z-index: 1; }
.tethered-highlight .feature-img { background: #fff; }
.tethered-highlight .feature-img img { object-fit: contain; max-height: 480px; padding: 12px; box-sizing: border-box; }
.tethered-bullets { list-style: none; padding: 0; margin: 32px 0 0; display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.tethered-bullets li { font-size: 14px; color: rgba(255,255,255,0.85); display: flex; align-items: flex-start; gap: 10px; line-height: 1.5; font-weight: 500; }
.tethered-bullets li::before { content: '\2192'; color: var(--cyan); font-weight: 800; flex-shrink: 0; }
.fw-banner { width: 100%; background: var(--dark); font-size: 0; line-height: 0; }
.fw-banner img { width: 100%; height: auto; display: block; }
.db-nav { -webkit-backdrop-filter: initial; backdrop-filter: initial; }
.sc-card-label { backdrop-filter: initial; background: initial; border-radius: initial; }

@media(max-width:600px) {
  .norm-doc { padding: 24px; }
  .norm-doc .btn-primary { width: 100%; text-align: center; }
  .payload-grid, .care-grid, .scenario-grid { grid-template-columns: 1fr; }
  .process-grid { grid-template-columns: 1fr; }
  .case-grid { grid-template-columns: 1fr; }
}

@media(max-width:900px) {
  .demo-video-grid { grid-template-columns: 1fr; }
  .feature-img { min-height: 260px; }
  .modes-grid { grid-template-columns: 1fr; }
  .payload-grid { grid-template-columns: repeat(2, 1fr); }
  .tethered-bullets { grid-template-columns: 1fr; }
  .process-grid { grid-template-columns: repeat(2, 1fr); }
  .ct-images { grid-template-columns: 1fr; }
  .compare-traditional { grid-template-columns: 1fr; }
  .compare-impact-grid { grid-template-columns: repeat(2, 1fr); }
  .case-grid { grid-template-columns: repeat(2, 1fr); }
}