/* ============================================================
   main.css — Stili estratti da index.html
   Tema Mingardi · v1.0
   ============================================================ */

/* ============================================================
   RESET & CUSTOM PROPERTIES
   ============================================================ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --white:       #ffffff;
  --off-white:   #f7f7f5;
  --light-gray:  #e0e0e0;
  --mid-gray:    #9a9890;
  --dark-gray:   #4a4845;
  --near-black:  #1a1a1a;
  --teal:        #00C9A7;
  --teal-dark:   #00a888;
  --teal-pale:   #e6faf6;
  --blue-gray:   #3d5a80;
  --blue-pale:   #edf1f6;
  --serif:       'DM Serif Display', Georgia, serif;
  --sans:        'DM Sans', system-ui, sans-serif;
  --mono:        'Courier New', Courier, monospace;
  --nav-h:       90px;
  --radius:      14px;
  --shadow-sm:   0 2px 10px rgba(0,0,0,0.06);
  --shadow-md:   0 6px 28px rgba(0,0,0,0.09);
  --shadow-lg:   0 12px 44px rgba(0,0,0,0.11);
}

html { scroll-behavior: smooth; }
body {
  font-family: var(--sans);
  background: var(--white);
  color: var(--near-black);
  line-height: 1.6;
  overflow-x: hidden;
}

/* ============================================================
   SCROLL-REVEAL UTILITY
   ============================================================ */
.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity .55s ease, transform .55s ease;
}
.reveal.visible {
  opacity: 1;
  transform: none;
}
.reveal-delay-1 { transition-delay: .1s; }
.reveal-delay-2 { transition-delay: .2s; }
.reveal-delay-3 { transition-delay: .3s; }

/* ============================================================
   NAVBAR
   ============================================================ */
nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 200;
  height: var(--nav-h);
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--light-gray);
  display: flex; align-items: center;
  padding: 0 max(20px, 5vw);
}
.nav-inner {
  width: 100%; max-width: 1160px; margin: 0 auto;
  display: flex; align-items: center; justify-content: space-between;
}

/* Logo in navbar */
.nav-logo { display: flex; align-items: center; text-decoration: none; }
.nav-logo img { height: 80px; width: auto; }

/* Nav links */
.nav-links { display: flex; gap: 26px; list-style: none; }
.nav-links a {
  font-size: 0.82rem; font-weight: 500;
  letter-spacing: 0.05em; text-transform: uppercase;
  color: var(--dark-gray); text-decoration: none;
  transition: color .2s;
}
.nav-links a:hover { color: var(--teal); }

/* CTA button */
.nav-cta {
  font-size: 0.85rem; font-weight: 600;
  background: var(--teal); color: white;
  padding: 9px 20px; border-radius: 7px;
  text-decoration: none; transition: background .2s, transform .15s;
}
.nav-cta:hover { background: var(--teal-dark); transform: translateY(-1px); }

/* Hamburger */
.nav-hamburger {
  display: none; flex-direction: column; gap: 5px;
  background: none; border: none; cursor: pointer; padding: 4px;
}
.nav-hamburger span {
  display: block; width: 22px; height: 2px;
  background: var(--near-black); border-radius: 2px;
  transition: transform .25s, opacity .25s;
}

/* Mobile menu overlay */
.nav-mobile-menu {
  display: none;
  position: fixed; inset: 0; z-index: 190;
  height: 100vh;
  background: rgba(255,255,255,0.97);
  flex-direction: column; align-items: center; justify-content: center;
  gap: 30px;
}
.nav-mobile-menu.open { display: flex; }
.nav-mobile-menu a {
  font-size: 1.4rem; font-weight: 500;
  color: var(--near-black); text-decoration: none;
  font-family: var(--serif);
}
.nav-mobile-menu a:hover { color: var(--teal); }

/* ============================================================
   HERO
   ============================================================ */
.hero {
  min-height: 100vh;
  padding: calc(var(--nav-h) + 80px) max(20px, 5vw) 80px;
  display: flex; align-items: center;
  background: var(--white);
}
.hero-inner {
  width: 100%; max-width: 1160px; margin: 0 auto;
  display: grid; grid-template-columns: 1fr 380px; gap: 80px; align-items: center;
}

/* Hero left */
.hero-label {
  display: inline-block;
  font-size: 0.72rem; font-weight: 600;
  letter-spacing: 0.13em; text-transform: uppercase;
  color: var(--teal); background: var(--teal-pale);
  border-radius: 4px; padding: 5px 12px; margin-bottom: 22px;
  font-family: var(--mono);
}
.hero-title {
  font-family: var(--serif);
  font-size: clamp(2.5rem, 4.2vw, 3.8rem);
  line-height: 1.08; letter-spacing: -0.02em;
  color: var(--near-black); margin-bottom: 20px;
}
.hero-title em { font-style: italic; color: var(--teal); }
.hero-sub {
  font-size: 1.02rem; color: var(--dark-gray);
  font-weight: 300; max-width: 460px;
  line-height: 1.78; margin-bottom: 36px;
}
.hero-actions { display: flex; gap: 14px; align-items: center; flex-wrap: wrap; }

.btn-primary {
  background: var(--teal); color: white;
  padding: 13px 26px; border-radius: 8px;
  text-decoration: none; font-weight: 600; font-size: 0.92rem;
  transition: background .2s, transform .15s; display: inline-block;
}
.btn-primary:hover { background: var(--teal-dark); transform: translateY(-1px); }

.btn-outline {
  color: var(--blue-gray); font-weight: 500; font-size: 0.92rem;
  text-decoration: none;
  border: 1.5px solid var(--blue-gray);
  padding: 12px 24px; border-radius: 8px;
  transition: background .2s, color .2s; display: inline-block;
}
.btn-outline:hover { background: var(--blue-gray); color: white; }

/* Hero right — card con badge e stat grid */
.hero-visual { position: relative; }
.hero-badge {
  position: absolute; top: -16px; right: -16px;
  background: var(--teal); color: white; border-radius: 50%;
  width: 76px; height: 76px;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  font-size: 0.62rem; font-weight: 700; letter-spacing: 0.07em;
  text-transform: uppercase; text-align: center; line-height: 1.35;
  box-shadow: 0 4px 16px rgba(0,201,167,0.35);
}
.hero-card {
  background: white; border: 1px solid var(--light-gray);
  border-radius: 18px; padding: 26px;
  box-shadow: 0 4px 28px rgba(61,90,128,0.10);
}
.hero-card-top {
  display: flex; align-items: center; gap: 14px;
  margin-bottom: 18px; padding-bottom: 18px;
  border-bottom: 1px solid var(--light-gray);
}
.avatar {
  width: 50px; height: 50px; border-radius: 50%;
  background: linear-gradient(135deg, var(--teal), var(--blue-gray));
  display: flex; align-items: center; justify-content: center;
  font-family: var(--serif); font-size: 1.2rem; color: white; flex-shrink: 0;
}
.hero-card-name { font-weight: 600; font-size: 0.97rem; }
.hero-card-role { font-size: 0.8rem; color: var(--mid-gray); }
.stat-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.stat-item { background: var(--off-white); border-radius: 10px; padding: 14px 15px; }
.stat-num {
  font-family: var(--serif); font-size: 1.7rem;
  color: var(--blue-gray); line-height: 1; margin-bottom: 4px;
}
.stat-label { font-size: 0.76rem; color: var(--mid-gray); font-weight: 500; }

/* ============================================================
   SHARED SECTION STYLES
   ============================================================ */
section { padding: 96px max(20px, 5vw); }
.section-inner { max-width: 1160px; margin: 0 auto; }
.section-label {
  font-size: 0.7rem; font-weight: 700;
  letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--teal); margin-bottom: 10px;
}
.section-title {
  font-family: var(--serif);
  font-size: clamp(1.8rem, 2.8vw, 2.6rem);
  line-height: 1.14; letter-spacing: -0.02em; margin-bottom: 12px;
}
.section-sub {
  font-size: 0.96rem; color: var(--dark-gray);
  font-weight: 300; max-width: 500px; line-height: 1.72;
}
.section-header { margin-bottom: 50px; }

/* ============================================================
   COMPETENZE
   ============================================================ */
.competenze { background: var(--off-white); }
.comp-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 20px; }

.comp-card {
  background: white; border-radius: var(--radius);
  padding: 30px 24px; border: 1px solid var(--light-gray);
  border-top: 3px solid var(--card-accent, var(--teal));
  transition: transform .25s, box-shadow .25s;
  cursor: default;
}
.comp-card:nth-child(1) { --card-accent: var(--teal); }
.comp-card:nth-child(2) { --card-accent: var(--blue-gray); }
.comp-card:nth-child(3) { --card-accent: #7b5527; }
.comp-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-lg); }

.comp-icon {
  width: 48px; height: 48px; border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 18px; font-size: 1.5rem;
  background: var(--icon-bg, var(--teal-pale));
}
.comp-card:nth-child(1) .comp-icon { --icon-bg: var(--teal-pale); }
.comp-card:nth-child(2) .comp-icon { --icon-bg: var(--blue-pale); }
.comp-card:nth-child(3) .comp-icon { --icon-bg: #f5ede3; }

.comp-title { font-family: var(--serif); font-size: 1.15rem; margin-bottom: 10px; }
.comp-desc { font-size: 0.87rem; color: var(--dark-gray); line-height: 1.68; margin-bottom: 18px; }
.comp-tags { display: flex; flex-wrap: wrap; gap: 5px; }
.comp-tag {
  font-size: 0.69rem; font-weight: 600; letter-spacing: 0.04em;
  padding: 3px 9px; border-radius: 20px;
  font-family: var(--mono);
  background: var(--tag-bg, var(--teal-pale)); color: var(--tag-color, var(--teal-dark));
}
.comp-card:nth-child(1) .comp-tag { --tag-bg: var(--teal-pale); --tag-color: var(--teal-dark); }
.comp-card:nth-child(2) .comp-tag { --tag-bg: var(--blue-pale); --tag-color: var(--blue-gray); }
.comp-card:nth-child(3) .comp-tag { --tag-bg: #f5ede3; --tag-color: #7b5527; }

/* ============================================================
   PORTFOLIO (drag-scroll — homepage)
   ============================================================ */
.portfolio-track-wrap {
  position: relative;
}
.portfolio-track-wrap::before,
.portfolio-track-wrap::after {
  content: ''; position: absolute; top: 0; bottom: 0; width: 50px; z-index: 2; pointer-events: none;
}
.portfolio-track-wrap::before { left: 0; background: linear-gradient(to right, var(--white), transparent); }
.portfolio-track-wrap::after  { right: 0; background: linear-gradient(to left, var(--white), transparent); }

.portfolio-track {
  display: flex; gap: 18px;
  overflow-x: auto; scroll-snap-type: x mandatory;
  padding: 10px 4px 22px;
  scrollbar-width: thin; scrollbar-color: var(--light-gray) transparent;
  cursor: grab;
  -webkit-overflow-scrolling: touch;
}
.portfolio-track:active { cursor: grabbing; }
.portfolio-track::-webkit-scrollbar { height: 4px; }
.portfolio-track::-webkit-scrollbar-thumb { background: var(--light-gray); border-radius: 2px; }

.port-card {
  flex: 0 0 270px; scroll-snap-align: start;
  background: white; border: 1px solid var(--light-gray);
  border-radius: var(--radius); overflow: hidden;
  transition: transform .25s, box-shadow .25s;
  display: flex; flex-direction: column;
}
.port-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }

.port-thumb {
  height: 160px; display: flex; align-items: center; justify-content: center;
  font-size: 2.2rem; position: relative; flex-shrink: 0;
}
.port-thumb-badge {
  position: absolute; bottom: 10px; left: 10px;
  font-size: 0.65rem; font-weight: 700; letter-spacing: 0.07em; text-transform: uppercase;
  background: rgba(255,255,255,0.9); color: var(--dark-gray);
  padding: 3px 9px; border-radius: 20px; font-family: var(--mono);
}
.port-body { padding: 16px 18px; flex: 1; display: flex; flex-direction: column; gap: 8px; }
.port-client { font-weight: 600; font-size: 0.92rem; }
.port-desc { font-size: 0.8rem; color: var(--dark-gray); line-height: 1.55; flex: 1; }
.port-skills { display: flex; flex-wrap: wrap; gap: 5px; margin-top: auto; padding-top: 6px; }
.port-skill {
  font-size: 0.67rem; font-weight: 600; letter-spacing: 0.03em;
  padding: 2px 8px; border-radius: 20px;
  background: var(--off-white); color: var(--dark-gray);
  font-family: var(--mono);
}

.portfolio-nav { display: flex; justify-content: flex-end; gap: 9px; margin-top: 16px; }
.scroll-btn {
  width: 38px; height: 38px; border-radius: 50%;
  border: 1.5px solid var(--light-gray); background: white;
  display: flex; align-items: center; justify-content: center;
  cursor: pointer; transition: border-color .2s, color .2s;
  font-size: 1rem; color: var(--dark-gray);
  line-height: 1;
}
.scroll-btn:hover { border-color: var(--teal); color: var(--teal); }

/* ============================================================
   FOOTER
   ============================================================ */
footer {
  background: var(--near-black); color: var(--mid-gray);
  padding: 44px max(20px, 5vw);
  font-size: 0.83rem;
}
.footer-inner {
  max-width: 1160px; margin: 0 auto;
  display: flex; align-items: center; justify-content: space-between;
  gap: 20px; flex-wrap: wrap;
}
.footer-email {
  color: var(--mid-gray); text-decoration: none;
  font-family: var(--mono); font-size: 0.82rem;
  transition: color .2s;
}
.footer-email:hover { color: var(--teal); }
.footer-copy { color: var(--mid-gray); opacity: 0.6; }

/* ============================================================
   KEYFRAMES
   ============================================================ */
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

/* ============================================================
   HERO ENTRY ANIMATIONS (first-paint, no observer)
   ============================================================ */
.hero-left  { animation: heroFade .6s .1s both; }
.hero-right { animation: heroFade .6s .3s both; }
@keyframes heroFade {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: none; }
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 960px) {
  .hero-inner { grid-template-columns: 1fr; gap: 52px; }
  .hero-right { max-width: 400px; }
  .comp-grid  { grid-template-columns: 1fr; gap: 16px; }
  .nav-links, .nav-cta { display: none; }
  .nav-hamburger { display: flex; }
  .portfolio-track-wrap::before,
  .portfolio-track-wrap::after { width: 20px; }
}

@media (max-width: 600px) {
  .hero { padding-top: calc(var(--nav-h) + 52px); }
  .hero-title { font-size: 2.2rem; }
  .hero-actions { flex-direction: column; align-items: flex-start; }
  section { padding: 64px max(16px, 4vw); }
  .footer-inner { flex-direction: column; align-items: flex-start; gap: 16px; }
}