/* =========================================================================
   Simona Tittozzi — Senior Software Test Engineer & QA Specialist
   Stylesheet — design tokens, layout, components
   ========================================================================= */

:root{
  /* Color tokens */
  --navy:        #0D2C54;
  --navy-deep:   #081B34;
  --navy-soft:   #143A6B;
  --azure:       #1976D2;
  --azure-light: #4FA3E3;
  --azure-pale:  #EAF3FC;
  --grey-light:  #F6F8FB;
  --grey-mid:    #64748B;
  --ink:         #10223D;
  --white:       #FFFFFF;
  --orange:      #E2793D;
  --border:      #E4E9F0;

  /* Type tokens */
  --font-display: 'Poppins', 'Segoe UI', sans-serif;
  --font-body:    'Inter', 'Segoe UI', sans-serif;

  /* Motion */
  --ease: cubic-bezier(.4,0,.2,1);
}

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

html{ scroll-behavior: smooth; scroll-padding-top: 84px; }

body{
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--white);
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

h1,h2,h3,h4,h5,h6{
  font-family: var(--font-display);
  color: var(--navy);
  font-weight: 600;
  line-height: 1.2;
  margin: 0;
}

p{ margin: 0; }

a{ text-decoration: none; color: inherit; }

img{ max-width: 100%; display: block; }

ul{ list-style: none; margin: 0; padding: 0; }

button{ font-family: inherit; cursor: pointer; }

::selection{ background: var(--azure); color: var(--white); }

:focus-visible{
  outline: 2.5px solid var(--orange);
  outline-offset: 3px;
  border-radius: 2px;
}

.container{
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.section{ padding: 108px 0; }
.section--tight{ padding: 80px 0; }
.section--light{ background: var(--grey-light); }
.section--navy{ background: var(--navy); color: rgba(255,255,255,.86); }
.section--navy h2, .section--navy h3{ color: var(--white); }

.eyebrow{
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--azure);
  margin-bottom: 14px;
}
.eyebrow::before{
  content: '';
  width: 26px; height: 2px;
  background: var(--orange);
  display: inline-block;
}
.section--navy .eyebrow{ color: var(--azure-light); }

.section-head{
  max-width: 680px;
  margin: 0 0 56px;
}
.section-head.center{ margin-left: auto; margin-right: auto; text-align: center; }

.section-title{ font-size: clamp(28px, 3.4vw, 40px); }

.section-sub{
  margin-top: 16px;
  color: var(--grey-mid);
  font-size: 17px;
}
.section--navy .section-sub{ color: rgba(255,255,255,.72); }

/* ---------------------------------------------------------------------- */
/* Buttons                                                                  */
/* ---------------------------------------------------------------------- */
.btn{
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 30px;
  font-family: var(--font-display);
  font-size: 14.5px;
  font-weight: 600;
  letter-spacing: .01em;
  border-radius: 6px;
  border: 1.5px solid transparent;
  transition: transform .25s var(--ease), box-shadow .25s var(--ease), background .25s var(--ease), border-color .25s var(--ease), color .25s var(--ease);
  white-space: nowrap;
}
.btn:hover{ transform: translateY(-2px); }

.btn--primary{
  background: var(--orange);
  color: var(--white);
  box-shadow: 0 10px 24px -8px rgba(226,121,61,.55);
}
.btn--primary:hover{ background: #cf6a2e; box-shadow: 0 14px 30px -8px rgba(226,121,61,.65); }

.btn--outline{
  border-color: rgba(255,255,255,.5);
  color: var(--white);
}
.btn--outline:hover{ background: rgba(255,255,255,.1); border-color: #fff; }

.btn--navy{
  background: var(--navy);
  color: var(--white);
}
.btn--navy:hover{ background: var(--navy-soft); }

.btn--ghost-navy{
  border-color: var(--navy);
  color: var(--navy);
}
.btn--ghost-navy:hover{ background: var(--navy); color: var(--white); }

/* ---------------------------------------------------------------------- */
/* Navbar                                                                   */
/* ---------------------------------------------------------------------- */
.navbar{
  position: fixed; top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 20px 0;
  transition: background .3s var(--ease), padding .3s var(--ease), box-shadow .3s var(--ease);
}
.navbar.is-scrolled{
  background: rgba(13,44,84,.96);
  backdrop-filter: blur(10px);
  padding: 12px 0;
  box-shadow: 0 8px 30px -12px rgba(8,27,52,.5);
}
.navbar .container{ display: flex; align-items: center; justify-content: space-between; }

.brand{ display: flex; align-items: center; gap: 12px; }
.brand-mark{
  width: 38px; height: 38px;
  border-radius: 9px;
  background: linear-gradient(135deg, var(--azure), var(--navy-soft));
  color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display); font-weight: 700; font-size: 14px;
  letter-spacing: .02em;
  flex: none;
}
.brand-name{
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 16.5px;
  color: #fff;
  line-height: 1.15;
}
.brand-role{
  display: block;
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 11.5px;
  color: rgba(255,255,255,.6);
  letter-spacing: .03em;
}

.nav-links{
  display: flex; align-items: center; gap: 34px;
}
.nav-links a{
  font-size: 14px; font-weight: 500;
  color: rgba(255,255,255,.82);
  position: relative;
  padding: 4px 0;
  transition: color .2s var(--ease);
}
.nav-links a::after{
  content:'';
  position: absolute; left: 0; bottom: -3px;
  width: 0; height: 2px;
  background: var(--orange);
  transition: width .25s var(--ease);
}
.nav-links a:hover{ color: #fff; }
.nav-links a:hover::after{ width: 100%; }
.nav-links a.is-active{ color: #fff; }
.nav-links a.is-active::after{ width: 100%; }

.btn--sm{ padding: 10px 22px; font-size: 13px; }

.nav-cta{ display:flex; align-items:center; gap: 14px; }

.nav-toggle{
  display: none;
  width: 40px; height: 40px;
  border: none; background: transparent;
  color: #fff; font-size: 20px;
  align-items: center; justify-content: center;
}

/* ---------------------------------------------------------------------- */
/* Hero                                                                     */
/* ---------------------------------------------------------------------- */
.hero{
  position: relative;
  min-height: 620px;
  display: flex;
  flex-direction: column;
  background:
    radial-gradient(1100px 620px at 82% 12%, rgba(25,118,210,.35), transparent 60%),
    linear-gradient(160deg, var(--navy-deep) 0%, var(--navy) 52%, var(--navy-soft) 100%);
  color: #fff;
  overflow: hidden;
  padding: 150px 0 22px;
}

.hero-bg{
  position: absolute; inset: -18px;
  background-size: cover;
  background-position: center;
  filter: saturate(1.05) blur(.5px);
  transform: scale(1.03);
  z-index: 0;
}

.hero-tint{
  position: absolute; inset: 0;
  z-index: 1;
  background:
    radial-gradient(1100px 620px at 82% 12%, rgba(25,118,210,.25), transparent 60%),
    linear-gradient(160deg, rgba(8,27,52,.55) 0%, rgba(13,44,84,.5) 52%, rgba(20,58,107,.42) 100%);
}

.hero-radar{
  position: absolute;
  top: 50%; right: -10%;
  transform: translateY(-50%);
  width: 900px; height: 900px;
  pointer-events: none;
  opacity: .55;
  z-index: 3;
}
.hero-radar svg{ width: 100%; height: 100%; }

.hero-grid{
  position: absolute; inset: 0;
  z-index: 2;
  background-image:
    linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px);
  background-size: 46px 46px;
  mask-image: linear-gradient(180deg, transparent, rgba(0,0,0,.6) 30%, rgba(0,0,0,.6) 80%, transparent);
}

.hero .container{ position: relative; z-index: 5; flex: 1 1 auto; display: flex; align-items: center; }

.hero-content{ max-width: 720px; }

.hero-kicker{
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--font-display);
  font-size: 12.5px; font-weight: 600; letter-spacing: .16em; text-transform: uppercase;
  color: var(--azure-light);
  padding: 8px 16px 8px 12px;
  border: 1px solid rgba(79,163,227,.35);
  border-radius: 999px;
  background: rgba(79,163,227,.08);
  margin-bottom: 26px;
}
.hero-kicker .dot{
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--orange);
  box-shadow: 0 0 0 4px rgba(226,121,61,.25);
}

.hero-title{
  font-size: clamp(34px, 5vw, 58px);
  color: #fff;
  font-weight: 600;
  letter-spacing: -.01em;
}
.hero-title .accent{ color: var(--azure-light); }

.hero-subtitle{
  margin-top: 22px;
  font-size: clamp(17px, 1.7vw, 20px);
  color: rgba(255,255,255,.78);
  max-width: 560px;
  font-weight: 400;
}

.hero-actions{
  display: flex; flex-wrap: wrap; gap: 16px;
  margin-top: 40px;
}

.hero-meta{
  display: flex; flex-wrap: wrap; gap: 28px;
  margin-top: 64px;
  padding-top: 28px;
  border-top: 1px solid rgba(255,255,255,.14);
}
.hero-meta-item{ display: flex; flex-direction: column; gap: 2px; }
.hero-meta-item strong{
  font-family: var(--font-display); font-size: 22px; color: #fff; font-weight: 600;
}
.hero-meta-item span{ font-size: 12.5px; color: rgba(255,255,255,.6); letter-spacing: .02em; }

.scroll-cue{
  position: relative; z-index: 5;
  flex: none;
  display: flex; align-items: center; justify-content: center;
  width: fit-content;
  margin: 14px auto 0;
  cursor: pointer;
}
.scroll-cue-circle{
  display: flex; align-items: center; justify-content: center;
  width: 44px; height: 44px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,.35);
  color: rgba(255,255,255,.75);
  font-size: 15px;
  animation: scrollcue 2s var(--ease) infinite;
  transition: background .2s var(--ease), border-color .2s var(--ease), color .2s var(--ease);
}
.scroll-cue:hover .scroll-cue-circle{
  background: rgba(255,255,255,.1);
  border-color: rgba(255,255,255,.6);
  color: #fff;
}
@keyframes scrollcue{
  0%, 100%{ transform: translateY(0); }
  50%{ transform: translateY(6px); }
}

/* ---------------------------------------------------------------------- */
/* Pillar strip                                                            */
/* ---------------------------------------------------------------------- */
.pillars{
  background: var(--white);
  border-bottom: 1px solid var(--border);
  position: relative;
}
.pillars-inner{
  display: grid;
  grid-template-columns: repeat(5, 1fr);
}
.pillar{
  display: flex; align-items: center; gap: 12px;
  padding: 26px 20px;
  border-left: 1px solid var(--border);
}
.pillar:first-child{ border-left: none; }
.pillar i{ color: var(--azure); font-size: 19px; flex: none; }
.pillar span{
  font-family: var(--font-display);
  font-size: 13px; font-weight: 600; color: var(--navy);
  line-height: 1.3;
}

/* ---------------------------------------------------------------------- */
/* About                                                                    */
/* ---------------------------------------------------------------------- */
.about-grid{
  display: grid;
  grid-template-columns: 1.05fr .95fr;
  gap: 72px;
  align-items: start;
}
.about-lead{
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 500;
  color: var(--navy);
  line-height: 1.5;
  margin-bottom: 22px;
}
.about-copy p{ margin-bottom: 18px; color: var(--ink); }
.about-copy p:last-child{ margin-bottom: 0; }

.about-chips{
  display: flex; flex-wrap: wrap; gap: 10px;
  margin-top: 28px;
}
.chip{
  font-size: 12.5px; font-weight: 600;
  font-family: var(--font-display);
  color: var(--navy);
  background: var(--azure-pale);
  border: 1px solid #d7e7f9;
  padding: 8px 14px;
  border-radius: 999px;
  letter-spacing: .01em;
}

.about-stats{
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}
.stat-card{
  background: var(--grey-light);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 26px 22px;
  transition: transform .3s var(--ease), box-shadow .3s var(--ease), border-color .3s var(--ease);
}
.stat-card:hover{ transform: translateY(-4px); box-shadow: 0 18px 34px -18px rgba(13,44,84,.25); border-color: #cfe0f4; }
.stat-card .num{
  font-family: var(--font-display);
  font-size: 34px; font-weight: 700; color: var(--azure);
  display: flex; align-items: baseline; gap: 3px;
}
.stat-card .num .plus{ font-size: 20px; color: var(--orange); }
.stat-card .label{
  margin-top: 8px; font-size: 13.5px; color: var(--grey-mid); font-weight: 500;
}
.stat-card.wide{ grid-column: 1 / -1; }

/* ---------------------------------------------------------------------- */
/* Cards grid — generic                                                    */
/* ---------------------------------------------------------------------- */
.grid{
  display: grid;
  gap: 26px;
}
.grid-2{ grid-template-columns: repeat(2, 1fr); }
.grid-3{ grid-template-columns: repeat(3, 1fr); }
.grid-4{ grid-template-columns: repeat(4, 1fr); }

.card{
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 32px 28px;
  position: relative;
  overflow: hidden;
  transition: transform .35s var(--ease), box-shadow .35s var(--ease), border-color .35s var(--ease);
}
.card::before{
  content:'';
  position: absolute; top:0; left:0; right:0; height: 3px;
  background: linear-gradient(90deg, var(--azure), var(--orange));
  transform: scaleX(0); transform-origin: left;
  transition: transform .4s var(--ease);
}
.card:hover{ transform: translateY(-6px); box-shadow: 0 24px 40px -22px rgba(13,44,84,.28); border-color: transparent; }
.card:hover::before{ transform: scaleX(1); }

.card-icon{
  width: 52px; height: 52px;
  border-radius: 12px;
  background: var(--azure-pale);
  color: var(--azure);
  display: flex; align-items: center; justify-content: center;
  font-size: 21px;
  margin-bottom: 20px;
  transition: background .3s var(--ease), color .3s var(--ease);
}
.card:hover .card-icon{ background: var(--navy); color: #fff; }

.card h3{ font-size: 17.5px; margin-bottom: 10px; }
.card p{ font-size: 14.5px; color: var(--grey-mid); line-height: 1.6; }

/* Industries — compact icon cards */
.industry-card{
  text-align: center;
  padding: 30px 18px;
}
.industry-card .card-icon{ margin: 0 auto 18px; }
.industry-card h3{ font-size: 15px; }

/* ---------------------------------------------------------------------- */
/* Skills                                                                   */
/* ---------------------------------------------------------------------- */
.skills-grid{
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}
.skill-panel{
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 26px 26px 22px;
}
.skill-panel-head{ display: flex; align-items: center; gap: 12px; margin-bottom: 18px; }
.skill-panel-head i{
  width: 38px; height: 38px; border-radius: 10px;
  background: var(--navy); color: #fff;
  display: flex; align-items: center; justify-content: center; font-size: 15px;
  flex: none;
}
.skill-panel-head h3{ font-size: 15.5px; }
.skill-tags{ display: flex; flex-wrap: wrap; gap: 8px; }
.skill-tag{
  font-size: 12.5px; font-weight: 500;
  padding: 7px 12px;
  border-radius: 7px;
  background: var(--grey-light);
  border: 1px solid var(--border);
  color: var(--ink);
  transition: background .25s var(--ease), color .25s var(--ease), border-color .25s var(--ease);
}
.skill-tag:hover{ background: var(--azure); color: #fff; border-color: var(--azure); }

/* ---------------------------------------------------------------------- */
/* Experience — grouped by sector                                          */
/* ---------------------------------------------------------------------- */
.exp-list{ display: flex; flex-direction: column; gap: 18px; }

.exp-item{
  border: 1px solid var(--border);
  border-radius: 16px;
  background: var(--white);
  overflow: hidden;
  transition: border-color .3s var(--ease);
}
.exp-item[open]{ border-color: #cfe0f4; box-shadow: 0 18px 40px -26px rgba(13,44,84,.3); }

.exp-summary{
  list-style: none;
  cursor: pointer;
  padding: 26px 28px;
  display: flex; align-items: center; gap: 20px;
  font-family: var(--font-display);
}
.exp-summary::-webkit-details-marker{ display: none; }

.exp-icon{
  width: 46px; height: 46px; border-radius: 12px;
  background: var(--azure-pale); color: var(--azure);
  display: flex; align-items: center; justify-content: center;
  font-size: 18px; flex: none;
}
.exp-summary-text{ flex: 1; min-width: 0; }
.exp-summary-text h3{ font-size: 17px; }
.exp-summary-text .exp-sub{
  font-family: var(--font-body);
  font-size: 13px; color: var(--grey-mid); margin-top: 4px; font-weight: 400;
}
.exp-chevron{
  color: var(--grey-mid);
  transition: transform .3s var(--ease);
  flex: none;
}
.exp-item[open] .exp-chevron{ transform: rotate(180deg); color: var(--azure); }

.exp-body{
  padding: 0 28px 30px 94px;
}
.exp-body p{ color: var(--ink); font-size: 15px; margin-bottom: 18px; }

.exp-engagements{ display: flex; flex-direction: column; gap: 16px; }
.engagement{
  padding: 16px 18px;
  background: var(--grey-light);
  border-radius: 12px;
  border-left: 3px solid var(--azure);
}
.engagement-top{
  display: flex; flex-wrap: wrap; align-items: baseline; justify-content: space-between; gap: 8px;
  margin-bottom: 6px;
}
.engagement-top strong{ font-family: var(--font-display); font-size: 14.5px; color: var(--navy); }
.engagement-top span{ font-size: 12.5px; color: var(--grey-mid); font-weight: 500; }
.engagement p{ font-size: 13.8px; color: var(--grey-mid); margin: 0; }

/* ---------------------------------------------------------------------- */
/* Clients                                                                  */
/* ---------------------------------------------------------------------- */
.clients-grid{
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 18px;
}
.client-card{
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 26px 16px;
  text-align: center;
  background: var(--white);
  transition: transform .3s var(--ease), box-shadow .3s var(--ease), border-color .3s var(--ease);
}
.client-card:hover{ transform: translateY(-4px); border-color: #cfe0f4; box-shadow: 0 16px 30px -20px rgba(13,44,84,.3); }
.client-card .client-name{
  font-family: var(--font-display);
  font-weight: 600; font-size: 14.5px; color: var(--navy);
}
.client-card .client-sector{
  display:block; margin-top: 5px;
  font-size: 11px; color: var(--grey-mid); letter-spacing: .03em; text-transform: uppercase;
}

/* ---------------------------------------------------------------------- */
/* Why choose me                                                           */
/* ---------------------------------------------------------------------- */
.why-item{ display: flex; gap: 18px; }
.why-icon{
  width: 50px; height: 50px; border-radius: 13px;
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.14);
  color: var(--azure-light);
  display: flex; align-items: center; justify-content: center;
  font-size: 19px; flex: none;
}
.why-item h3{ font-size: 16.5px; color: #fff; margin-bottom: 6px; }
.why-item p{ font-size: 14px; color: rgba(255,255,255,.68); line-height: 1.6; }

/* ---------------------------------------------------------------------- */
/* CTA band                                                                 */
/* ---------------------------------------------------------------------- */
.cta-band{
  position: relative;
  background: linear-gradient(120deg, var(--navy-deep), var(--navy) 60%, var(--navy-soft));
  color: #fff;
  padding: 88px 0;
  text-align: center;
  overflow: hidden;
}
.cta-band::after{
  content:'';
  position: absolute; inset: 0;
  background: radial-gradient(700px 300px at 50% 0%, rgba(25,118,210,.35), transparent 70%);
  pointer-events: none;
}
.cta-band .container{ position: relative; z-index: 1; }
.cta-title{ font-size: clamp(26px, 3.6vw, 40px); color: #fff; }
.cta-sub{ margin-top: 14px; color: rgba(255,255,255,.72); font-size: 16.5px; }
.cta-actions{ margin-top: 34px; display: flex; justify-content: center; gap: 16px; flex-wrap: wrap; }

/* ---------------------------------------------------------------------- */
/* Footer                                                                   */
/* ---------------------------------------------------------------------- */
.site-footer{
  background: var(--navy-deep);
  color: rgba(255,255,255,.62);
  padding: 56px 0 26px;
  font-size: 14px;
}
.footer-top{
  display: flex; justify-content: space-between; align-items: flex-start;
  gap: 40px; flex-wrap: wrap;
  padding-bottom: 34px;
  border-bottom: 1px solid rgba(255,255,255,.1);
}
.footer-brand .brand-name{ color: #fff; }
.footer-tag{ margin-top: 10px; max-width: 320px; font-size: 13.5px; color: rgba(255,255,255,.55); }
.footer-links{ display: flex; gap: 64px; flex-wrap: wrap; }
.footer-col h4{
  font-family: var(--font-display); font-size: 13px; color: #fff;
  letter-spacing: .05em; text-transform: uppercase; margin-bottom: 16px;
}
.footer-col a, .footer-col span{
  display: block; margin-bottom: 10px; font-size: 14px; color: rgba(255,255,255,.62);
  transition: color .2s var(--ease);
}
.footer-col a:hover{ color: var(--azure-light); }
.footer-bottom{
  display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 12px;
  padding-top: 22px;
  font-size: 12.5px;
  color: rgba(255,255,255,.42);
}
.footer-bottom a{ color: rgba(255,255,255,.55); }
.footer-bottom a:hover{ color: #fff; }
.footer-social{ display: flex; gap: 12px; }
.footer-social a{
  width: 36px; height: 36px; border-radius: 9px;
  border: 1px solid rgba(255,255,255,.14);
  display: flex; align-items: center; justify-content: center;
  color: rgba(255,255,255,.7);
  transition: all .25s var(--ease);
}
.footer-social a:hover{ background: var(--azure); border-color: var(--azure); color: #fff; }

/* ---------------------------------------------------------------------- */
/* Back to top                                                              */
/* ---------------------------------------------------------------------- */
.back-to-top{
  position: fixed; right: 26px; bottom: 26px;
  width: 46px; height: 46px; border-radius: 50%;
  background: var(--navy); color: #fff;
  display: flex; align-items: center; justify-content: center;
  border: none; font-size: 16px;
  box-shadow: 0 12px 26px -10px rgba(13,44,84,.55);
  opacity: 0; visibility: hidden; transform: translateY(10px);
  transition: all .3s var(--ease);
  z-index: 900;
}
.back-to-top.is-visible{ opacity: 1; visibility: visible; transform: translateY(0); }
.back-to-top:hover{ background: var(--azure); }

/* ---------------------------------------------------------------------- */
/* Responsive                                                               */
/* ---------------------------------------------------------------------- */
@media (max-width: 991px){
  .section{ padding: 84px 0; }
  .about-grid{ grid-template-columns: 1fr; gap: 46px; }
  .skills-grid{ grid-template-columns: repeat(2, 1fr); }
  .grid-4{ grid-template-columns: repeat(2, 1fr); }
  .grid-3{ grid-template-columns: repeat(2, 1fr); }
  .clients-grid{ grid-template-columns: repeat(3, 1fr); }
  .pillars-inner{ grid-template-columns: repeat(3, 1fr); }
  .pillar:nth-child(3n+1){ border-left: none; }
  .pillar{ border-bottom: 1px solid var(--border); }
  .exp-body{ padding-left: 28px; }
}

@media (max-width: 767px){
  .nav-links, .nav-cta .btn--outline{ display: none; }
  .nav-toggle{ display: flex; }
  .hero{ padding-top: 130px; text-align: left; }
  .hero-radar{ width: 560px; height: 560px; opacity: .35; right: -30%; }
  .hero-actions{ flex-direction: column; align-items: stretch; }
  .hero-meta{ gap: 22px; }
  .grid-4, .grid-3, .grid-2{ grid-template-columns: 1fr; }
  .skills-grid{ grid-template-columns: 1fr; }
  .clients-grid{ grid-template-columns: repeat(2, 1fr); }
  .pillars-inner{ grid-template-columns: repeat(2, 1fr); }
  .pillar:nth-child(3n+1){ border-left: 1px solid var(--border); }
  .pillar:nth-child(2n+1){ border-left: none; }
  .about-stats{ grid-template-columns: 1fr 1fr; }
  .footer-top{ flex-direction: column; }
  .footer-links{ gap: 36px; }
  .cta-actions{ flex-direction: column; }
  .exp-body{ padding: 0 20px 26px 20px; }
  .exp-summary{ padding: 22px; }
}

/* Mobile nav drawer */
.mobile-nav{
  position: fixed; inset: 0;
  background: var(--navy-deep);
  z-index: 1100;
  display: flex; flex-direction: column;
  padding: 28px 28px 40px;
  transform: translateX(100%);
  transition: transform .35s var(--ease);
}
.mobile-nav.is-open{ transform: translateX(0); }
.mobile-nav-head{ display: flex; justify-content: flex-end; }
.mobile-nav-close{ background: none; border: none; color: #fff; font-size: 22px; width: 40px; height: 40px; }
.mobile-nav-links{ margin-top: 30px; display: flex; flex-direction: column; gap: 6px; }
.mobile-nav-links a{
  font-family: var(--font-display); font-size: 21px; font-weight: 500;
  color: #fff; padding: 14px 4px; border-bottom: 1px solid rgba(255,255,255,.08);
}
.mobile-nav-cta{ margin-top: auto; display: flex; flex-direction: column; gap: 12px; }

@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior: auto; }
  *{ animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; }
  .scroll-cue-circle{ animation: none; }
}
/* Pulsante WhatsApp fisso */

.whatsapp-fixed {
    position: fixed;
    left: 20px;
    bottom: 30px;
    z-index: 9999;
    transition: transform 0.3s ease;
}

.whatsapp-fixed img {
    width: 60px;
    height: 60px;
}

.whatsapp-fixed:hover {
    transform: scale(1.1);
}