/* ==========================================
   VARIABILI E BASE (DARK MODE MODERNA)
   ========================================== */
:root {
  --bg-main: #0d0e12;
  --bg-card: #15171e;
  --bg-card-hover: #1c1f28;
  --bg-light: #1a1c24;
  --text-primary: #f0f2f5;
  --text-secondary: #9aa0a6;
  --border-color: #262933;
  --wa-green: #25d366;
  --wa-hover: #1da851;
  --amber: #ff9900;
  --amber-hover: #e68a00;
  --font-title: 'Bricolage Grotesque', sans-serif;
  --font-body: 'Plus Jakarta Sans', sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
section[id] { scroll-margin-top: 80px; }
body { font-family: var(--font-body); background: var(--bg-main); color: var(--text-primary); line-height: 1.6; -webkit-font-smoothing: antialiased; }

h1, h2, h3, .logo-text { font-family: var(--font-title); line-height: 1.15; letter-spacing: -0.02em; }
a { color: inherit; text-decoration: none; }
:focus-visible { outline: 2px solid var(--amber); outline-offset: 3px; }

.container { width: 90%; max-width: 1140px; margin: 0 auto; }
.lead { color: var(--text-secondary); font-size: 1.1rem; max-width: 54ch; margin-top: 14px; }
.section { padding: 90px 0; }
.section-dark { background: var(--bg-card); border-top: 1px solid var(--border-color); border-bottom: 1px solid var(--border-color); }
.section-tag { display: inline-block; font-size: 0.8rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.15em; color: var(--amber); margin-bottom: 10px; }
h2 { font-size: clamp(2rem, 4.5vw, 2.8rem); font-weight: 800; color: #fff; }

/* Pulsanti */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 10px; padding: 13px 24px; border-radius: 12px; font-weight: 700; font-size: 0.95rem; border: 2px solid transparent; transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1); cursor: pointer; }
.btn:active { transform: scale(.97); }
.btn-wa { background: var(--wa-green); color: #062210; }
.btn-wa:hover { background: var(--wa-hover); color: #fff; transform: translateY(-2px); box-shadow: 0 8px 20px rgba(37, 211, 102, 0.25); }
.btn-line { border-color: var(--border-color); background: var(--bg-card); color: var(--text-primary); }
.btn-line:hover { border-color: var(--amber); color: var(--amber); transform: translateY(-2px); }
.btn-light { background: rgba(255,255,255,0.06); color: #fff; border-color: rgba(255,255,255,0.12); }
.btn-light:hover { background: rgba(255,255,255,0.15); color: #fff; }
.btn-small { padding: 8px 16px; font-size: 0.88rem; border-radius: 8px; }

/* ==========================================
   HEADER
   ========================================== */
.site-header { position: sticky; top: 0; z-index: 1000; background: rgba(13, 14, 18, 0.85); backdrop-filter: blur(14px); border-bottom: 1px solid var(--border-color); }
.nav-container { display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 14px 0; }

.header-left { display: flex; align-items: center; gap: 20px; }
.brand { display: flex; align-items: center; gap: 12px; }
.brand-img { width: 40px; height: 40px; border-radius: 50%; object-fit: cover; border: 2px solid var(--amber); }
.logo-text { font-size: 1.35rem; font-weight: 800; color: #fff; }
.logo-text span { color: var(--amber); }

.header-socials { display: flex; items-center; gap: 12px; border-left: 1px solid var(--border-color); padding-left: 18px; }
.header-socials a { color: var(--text-secondary); font-size: 1.1rem; transition: color 0.2s, transform 0.2s; }
.header-socials a:hover { color: var(--amber); transform: translateY(-2px); }

.main-nav ul { display: flex; gap: 28px; list-style: none; }
.main-nav a { font-weight: 500; font-size: 0.95rem; color: var(--text-secondary); padding: 6px 0; border-bottom: 2px solid transparent; transition: all 0.2s; }
.main-nav a:hover, .main-nav a.active { color: #fff; border-bottom-color: var(--amber); }

/* ==========================================
   HERO & PHONE CHAT DEMO
   ========================================== */
.hero { padding: 80px 0 90px; }
.hero-grid { display: grid; grid-template-columns: 1.15fr 0.85fr; gap: 50px; align-items: center; }
.hero-tag { display: inline-flex; align-items: center; gap: 8px; padding: 6px 14px; border-radius: 99px; background: rgba(255, 153, 0, 0.1); border: 1px solid rgba(255, 153, 0, 0.25); color: var(--amber); font-size: 0.82rem; font-weight: 700; margin-bottom: 18px; }
h1 { font-size: clamp(2.4rem, 5vw, 3.8rem); font-weight: 800; color: #fff; }
.hero-buttons { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 32px; }
.hero-note { margin-top: 22px; font-size: 0.88rem; color: var(--text-secondary); display: flex; align-items: center; gap: 8px; }
.hero-note i { color: var(--wa-green); }

/* Phone Mockup */
.phone { justify-self: center; width: 100%; max-width: 320px; background: #0b141a; border: 8px solid #222731; border-radius: 32px; overflow: hidden; box-shadow: 0 25px 60px rgba(0,0,0,0.6); }
.phone-top { background: #1f2c34; color: #e9edef; padding: 14px 16px; font-weight: 700; display: flex; align-items: center; gap: 10px; font-size: 0.92rem; }
.phone-top i { color: var(--amber); }
.phone-top small { margin-left: auto; font-weight: 400; opacity: .7; font-size: 0.75rem; }
.chat { display: flex; flex-direction: column; gap: 12px; padding: 20px 14px; min-height: 260px; background: url('https://user-images.githubusercontent.com/15075759/28719144-86dc0f70-73b1-11e7-911d-60d70fcded21.png') repeat; background-size: 200px; }
.msg { max-width: 85%; padding: 10px 14px; border-radius: 12px; font-size: 0.88rem; line-height: 1.45; box-shadow: 0 2px 4px rgba(0,0,0,0.3); opacity: 0; animation: msg-in .45s ease-out forwards; animation-delay: var(--d); }
.msg.out { align-self: flex-end; background: #005c4b; color: #e9edef; border-top-right-radius: 2px; }
.msg.in { align-self: flex-start; background: #202c33; color: #e9edef; border-top-left-radius: 2px; }
@keyframes msg-in { from { opacity: 0; transform: translateY(10px) scale(.97); } to { opacity: 1; transform: none; } }
.phone figcaption { background: #1f2c34; padding: 10px 14px; font-size: 0.78rem; color: #8696a0; text-align: center; border-top: 1px solid rgba(255,255,255,0.05); }

/* ==========================================
   LAVORI / PROJECTS
   ========================================== */
.projects-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; margin-top: 40px; }
.project { background: var(--bg-card); border: 1px solid var(--border-color); border-radius: 18px; overflow: hidden; display: flex; flex-direction: column; transition: transform 0.3s, border-color 0.3s; }
.project:hover { transform: translateY(-4px); border-color: rgba(255, 153, 0, 0.4); }

.project.feat { grid-column: 1 / -1; flex-direction: row; }
.project.feat .project-shot { flex: 1.3; aspect-ratio: auto; min-height: 340px; }
.project.feat .project-body { flex: 1; justify-content: center; padding: 36px; }
.project.feat h3 { font-size: 2.1rem; }

.project-shot { position: relative; display: block; aspect-ratio: 16 / 10; background: #08090c; overflow: hidden; }
.project-shot::before { content: ""; position: absolute; inset: 0 0 auto 0; height: 24px; z-index: 2; background: radial-gradient(circle at 12px 12px, #ff5f56 3px, transparent 4px), radial-gradient(circle at 26px 12px, #ffbd2e 3px, transparent 4px), radial-gradient(circle at 40px 12px, #27c93f 3px, transparent 4px), #1a1c23; }
.project-shot img { width: 100%; height: 100%; object-fit: cover; object-position: top center; display: block; padding-top: 24px; transition: transform 0.5s ease; }
.project:hover .project-shot img { transform: scale(1.04); }

.badge { position: absolute; top: 34px; left: 14px; z-index: 3; background: #000; color: #fff; font-size: 0.72rem; font-weight: 700; padding: 4px 10px; border-radius: 99px; border: 1px solid var(--border-color); }
.badge.real { background: var(--wa-green); color: #062210; border: none; }

.project-body { padding: 22px; display: flex; flex-direction: column; gap: 10px; flex: 1; }
.project-cat { font-size: 0.82rem; font-weight: 700; color: var(--amber); text-transform: uppercase; letter-spacing: 0.08em; }
.project h3 { font-size: 1.35rem; font-weight: 700; color: #fff; }
.project p { color: var(--text-secondary); font-size: 0.95rem; }

.tags { display: flex; flex-wrap: wrap; gap: 6px; list-style: none; margin: 6px 0; }
.tags li { font-size: 0.75rem; border: 1px solid var(--border-color); border-radius: 99px; padding: 3px 10px; background: var(--bg-main); color: var(--text-secondary); }
.project-link { margin-top: auto; padding-top: 10px; font-weight: 700; color: #fff; display: inline-flex; align-items: center; gap: 6px; transition: color 0.2s; }
.project-link:hover { color: var(--amber); }

/* ==========================================
   SERVIZI
   ========================================== */
.services-grid { display: grid; grid-template-columns: 0.8fr 1.2fr; gap: 50px; }
.service-list { list-style: none; }
.service-list li { display: flex; gap: 20px; padding: 26px 0; border-top: 1px solid var(--border-color); }
.service-list li:last-child { border-bottom: 1px solid var(--border-color); }
.service-list i { font-size: 1.8rem; color: var(--amber); width: 40px; text-align: center; margin-top: 2px; }
.service-list h3 { font-size: 1.25rem; margin-bottom: 6px; color: #fff; }
.service-list p { color: var(--text-secondary); font-size: 0.98rem; }

/* ==========================================
   COME LAVORO & CHI SONO
   ========================================== */
.steps { list-style: none; display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; margin-top: 45px; }
.steps span { display: grid; place-items: center; width: 44px; height: 44px; border-radius: 12px; background: rgba(255, 153, 0, 0.12); color: var(--amber); font-family: var(--font-title); font-weight: 800; font-size: 1.3rem; margin-bottom: 16px; border: 1px solid rgba(255, 153, 0, 0.2); }
.steps h3 { font-size: 1.25rem; margin-bottom: 8px; color: #fff; }
.steps p { color: var(--text-secondary); font-size: 0.95rem; }

.about-grid { display: grid; grid-template-columns: 0.6fr 1.4fr; gap: 50px; align-items: center; }
.about-avatar { width: 100%; max-width: 280px; border-radius: 20px; border: 2px solid var(--border-color); box-shadow: 0 15px 35px rgba(0,0,0,0.5); }
.about-text p { margin-top: 16px; font-size: 1.05rem; color: var(--text-secondary); }
.about-text .btn { margin-top: 26px; }

/* ==========================================
   CONTATTI & FOOTER
   ========================================== */
.contact { text-align: center; background: radial-gradient(circle at center, #1b1e28 0%, #0d0e12 100%); }
.contact .lead { margin: 14px auto 0; }
.contact-buttons { display: flex; justify-content: center; flex-wrap: wrap; gap: 14px; margin-top: 36px; }

.site-footer { background: #07080a; color: var(--text-secondary); padding: 36px 0; text-align: center; font-size: 0.92rem; border-top: 1px solid var(--border-color); }
.site-footer p + p { margin-top: 8px; }
.site-footer a { color: #fff; }
.copy { font-size: 0.8rem; color: #666; margin-top: 12px; }

/* ==========================================
   MOBILE & RESPONSIVE
   ========================================== */
.bottom-nav { display: none; }

@media (max-width: 960px) {
  .projects-grid { grid-template-columns: 1fr; max-width: 600px; margin-left: auto; margin-right: auto; }
  .project.feat { flex-direction: column; }
  .project.feat .project-shot { min-height: 0; aspect-ratio: 16 / 10; }
  .project.feat .project-body { padding: 22px; }
  .project.feat h3 { font-size: 1.35rem; }
  .about-grid { grid-template-columns: 1fr; text-align: center; justify-items: center; }
}

@media (max-width: 768px) {
  .main-nav, .header-socials { display: none; }
  .section { padding: 60px 0; }
  .hero { padding: 40px 0 60px; }
  .hero-grid, .services-grid, .steps { grid-template-columns: 1fr; gap: 36px; }
  .hero-buttons .btn, .contact-buttons .btn { width: 100%; }
  .btn-small { display: none; }
  body { padding-bottom: 70px; }

  /* App-like Bottom Navigation */
  .bottom-nav { display: flex; position: fixed; bottom: 0; left: 0; right: 0; z-index: 1000; height: 62px; padding-bottom: env(safe-area-inset-bottom); background: rgba(13, 14, 18, 0.95); backdrop-filter: blur(14px); border-top: 1px solid var(--border-color); }
  .nav-item { flex: 1; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 3px; font-size: 0.68rem; font-weight: 600; color: var(--text-secondary); }
  .nav-item i { font-size: 1.15rem; }
  .nav-item.active { color: var(--amber); }
  .nav-item.nav-wa { color: var(--wa-green); }
}