/* Frank Ammirante — "The Data Storytelling Page" infographic/scrollytelling concept */
*{box-sizing:border-box;}
html{background:var(--paper); min-height:100%;}
body{
  margin:0; min-height:100%; background:var(--paper); color:var(--ink);
  font-family:'IBM Plex Sans', sans-serif; font-size:1.02rem; line-height:1.65;
}
:root{
  --blue:#1B5FE0; --yellow:#F5C400; --red:#E63946; --green:#1FA97A;
  --ink:#14171C; --paper:#FFFFFF; --grey-bg:#F4F5F7; --line:#E2E4E8; --grey:#5B6270; --white:#FFFFFF;
}
.wrap{max-width:1080px; margin:0 auto; padding:0 24px;}
.mono{font-family:'IBM Plex Mono', monospace;}
h1,h2,h3{font-family:'IBM Plex Sans', sans-serif; font-weight:700; margin:0; letter-spacing:-.01em;}
.kicker{font-family:'IBM Plex Mono', monospace; text-transform:uppercase; letter-spacing:.12em; font-size:.75rem; color:var(--blue); margin:0 0 10px;}
.display{font-size:clamp(1.9rem,4.2vw,3rem); line-height:1.1;}
.lede{font-size:1.12rem; color:var(--grey); max-width:640px;}
.lede.center{margin:0 auto;}
a{color:var(--blue);}
.btn{display:inline-block; padding:12px 26px; border:2px solid var(--blue); font-family:'IBM Plex Mono',monospace; font-size:.85rem; text-transform:uppercase; letter-spacing:.06em; text-decoration:none; color:var(--blue); background:transparent; transition:background .2s,color .2s;}
.btn:hover{background:var(--blue); color:var(--white);}
.btn-solid{background:var(--blue); color:var(--white); border-color:var(--blue);}
.btn-solid:hover{background:var(--ink); border-color:var(--ink);}
.btn-ghost{border-color:var(--red); color:var(--red);}
.btn-ghost:hover{background:var(--red); color:var(--white);}

/* nav */
.topnav{position:sticky; top:0; z-index:50; background:var(--white); border-bottom:2px solid var(--ink);}
.nav-inner{display:flex; align-items:center; justify-content:space-between; padding:14px 24px;}
.nav-logo{font-family:'IBM Plex Sans',sans-serif; font-weight:700; font-size:1.25rem; color:var(--ink); text-decoration:none;}
.nav-logo span{color:var(--blue);}
.nav-links{display:flex; gap:26px; align-items:center;}
.nav-links a{font-family:'IBM Plex Mono',monospace; font-size:.78rem; text-transform:uppercase; letter-spacing:.05em; color:var(--ink); text-decoration:none; border-bottom:2px solid transparent; padding-bottom:4px;}
.nav-links a:hover, .nav-links a.active{border-color:var(--blue); color:var(--blue);}
.nav-toggle{display:none; flex-direction:column; gap:5px; background:none; border:none; cursor:pointer; padding:6px;}
.nav-toggle span{width:24px; height:2px; background:var(--ink);}
@media (max-width:820px){
  .nav-toggle{display:flex;}
  .nav-links{position:absolute; top:100%; left:0; right:0; background:var(--white); border-bottom:2px solid var(--ink); flex-direction:column; align-items:flex-start; padding:0 24px; max-height:0; overflow:hidden; gap:0; transition:max-height .25s ease;}
  .nav-links.open{max-height:280px; padding:12px 24px 20px;}
  .nav-links a{padding:10px 0; width:100%; border-bottom:1px solid var(--line);}
}

/* hero + donut chart */
.hero{padding:56px 0 48px; border-bottom:2px solid var(--ink);}
.hero-grid{display:grid; grid-template-columns:1fr 260px; gap:48px; align-items:center;}
.hero-profile-header{display:flex; align-items:center; gap:16px; margin-bottom:8px;}
.hero-profile-header img{width:72px; height:72px; border-radius:50%; object-fit:cover; border:3px solid var(--ink); flex-shrink:0;}
.hero-profile-header .kicker{margin:0;}
.hero-name{font-size:clamp(2rem,5vw,3.2rem); color:var(--ink); margin:0 0 6px;}
.hero-tag{font-family:'IBM Plex Mono',monospace; font-size:.85rem; letter-spacing:.02em; color:var(--red); margin-bottom:16px;}
.donut-wrap{text-align:center;}
.donut-svg{width:100%; max-width:220px; opacity:0; transform:scale(.85); transition:opacity .6s ease, transform .6s ease;}
.donut-wrap.in-view .donut-svg{opacity:1; transform:scale(1);}
.donut-seg{cursor:pointer; transition:stroke-width .15s;}
.donut-seg:hover, .donut-seg:focus{stroke-width:20;}
.donut-center-label{font-family:'IBM Plex Mono',monospace; font-weight:700; font-size:1.1rem; fill:var(--ink);}
.donut-center-sub{font-family:'IBM Plex Mono',monospace; font-size:.42rem; fill:var(--grey); text-transform:uppercase; letter-spacing:.08em;}
.donut-legend{display:flex; justify-content:center; gap:16px; margin-top:14px; flex-wrap:wrap;}
.donut-legend span{display:inline-flex; align-items:center; gap:6px; font-family:'IBM Plex Mono',monospace; font-size:.9rem; font-weight:600; color:var(--ink);}
.legend-dot{width:10px; height:10px; border-radius:50%; display:inline-block;}
.source-note{display:none; background:var(--grey-bg); border-left:3px solid var(--blue); padding:12px 16px; margin-top:16px; font-family:'IBM Plex Mono',monospace; font-size:.8rem; color:var(--ink);}
.source-note.show{display:block;}
@media (max-width:760px){ .hero-grid{grid-template-columns:1fr;} }

section{padding:56px 0; border-bottom:1px solid var(--line);}
.section-head{margin-bottom:32px;}

/* scrollytelling bars */
.bar-block{margin-bottom:32px;}
.bar-block:last-child{margin-bottom:0;}
.bar-label{display:flex; justify-content:space-between; align-items:baseline; margin-bottom:8px; font-family:'IBM Plex Mono',monospace; font-size:.85rem;}
.bar-label b{color:var(--ink); font-size:1rem;}
.bar-pct{color:var(--blue); font-weight:700;}
.bar-track{height:22px; background:var(--grey-bg); border-radius:4px; overflow:hidden;}
.bar-fill{height:100%; width:0; border-radius:4px; transition:width 1.2s cubic-bezier(.16,1,.3,1);}
.bar-block.in-view .bar-fill{width:var(--target-width);}
.bar-fill.blue{background:var(--blue);}
.bar-fill.yellow{background:var(--yellow);}
.bar-note{font-size:.85rem; color:var(--grey); margin-top:8px;}

/* coverage split bars (root signature) */
.split-bars{display:flex; gap:16px; flex-wrap:wrap;}
.split-bar{flex:1; min-width:220px; background:var(--grey-bg); border-radius:8px; padding:20px; border-top:4px solid var(--red);}
.split-bar h3{font-size:1.05rem; margin-bottom:6px;}
.split-bar p{font-size:.9rem; color:var(--grey); margin:0;}

.diff-note{background:var(--grey-bg); border-left:4px solid var(--red); padding:20px 24px; margin-top:28px; font-size:.95rem; color:var(--grey);}
.diff-note b{color:var(--ink);}

/* root signature list (career page reuse) */
.sig-list{border-top:1px solid var(--line);}
.sig-row{display:grid; grid-template-columns:260px 1fr; gap:20px; padding:16px 0; border-bottom:1px solid var(--line);}
.sg-url{font-family:'IBM Plex Mono',monospace; font-size:.88rem; color:var(--blue); font-weight:700;}
.sg-desc{font-size:.95rem; color:var(--grey);}
@media (max-width:700px){ .sig-row{grid-template-columns:1fr;} }

/* career timeline */
.exec-timeline{border-top:1px solid var(--line);}
.exec-row{display:grid; grid-template-columns:180px 1fr; gap:20px; padding:18px 0; border-bottom:1px solid var(--line);}
.exec-when{font-family:'IBM Plex Mono',monospace; font-size:.8rem; color:var(--blue); margin:0;}
.exec-role{font-weight:700; color:var(--ink); margin-bottom:2px;}
.exec-org{font-size:.92rem; color:var(--grey);}
@media (max-width:700px){ .exec-row{grid-template-columns:1fr; gap:6px;} }

/* rail grid (elsewhere / colleagues / informed) */
.rail-grid{display:grid; grid-template-columns:repeat(auto-fit,minmax(240px,1fr)); gap:20px;}
.rail-card{background:var(--grey-bg); border-radius:8px; padding:20px;}
.rail-card b{color:var(--ink);}

/* data module CTA (experience) */
.data-module{display:block; background:var(--ink); color:var(--white); border-radius:10px; padding:28px 24px; text-decoration:none; transition:transform .2s;}
.data-module:hover{transform:translateY(-3px);}
.data-module-row{display:flex; justify-content:space-around; text-align:center; flex-wrap:wrap; gap:16px; margin-bottom:16px;}
.data-module-cell b{display:block; font-family:'IBM Plex Mono',monospace; font-size:2rem; color:var(--yellow);}
.data-module-cell span{font-family:'IBM Plex Mono',monospace; font-size:.7rem; text-transform:uppercase; letter-spacing:.05em; color:#C9CCD1;}
.data-module-cta{text-align:center; font-family:'IBM Plex Mono',monospace; font-size:.85rem; color:var(--white); border-top:1px solid #333; padding-top:14px;}
.data-module-cta span{color:var(--yellow);}

/* contact flow diagram CTA */
.flow-wrap{text-align:center; text-decoration:none; display:block; cursor:pointer; transition:opacity .2s;}
.flow-wrap:hover{opacity:.82;}
.flow-svg{width:100%; max-width:520px;}
.flow-node{font-family:'IBM Plex Mono',monospace; font-size:9px; fill:var(--ink); text-anchor:middle;}
.flow-node-end{font-family:'IBM Plex Mono',monospace; font-size:9px; fill:var(--white); font-weight:700; text-anchor:middle;}
.flow-line{stroke:var(--line); stroke-width:2;}
.flow-circle{fill:var(--white); stroke:var(--grey); stroke-width:2;}
.flow-circle-end{fill:var(--green); stroke:var(--green);}
.flow-circle-end{animation:flow-pulse 2s ease-out infinite;}
@keyframes flow-pulse{0%{filter:drop-shadow(0 0 0 rgba(31,169,122,.5));} 100%{filter:drop-shadow(0 0 10px rgba(31,169,122,0));}}
@media (prefers-reduced-motion:reduce){ .flow-circle-end{animation:none;} }

/* footer / cta */
.cta-strip{background:var(--grey-bg); color:var(--ink); text-align:center; padding:56px 24px;}
.cta-strip h2{margin-bottom:16px;}
footer{padding:32px 24px; text-align:center; font-family:'IBM Plex Mono',monospace; font-size:.76rem; color:var(--grey);}
footer .links{margin-bottom:10px;}
footer .links a{color:var(--blue); margin:0 10px; text-decoration:none;}

/* contact form */
.contact-form{max-width:560px; display:flex; flex-direction:column; gap:16px;}
.form-row{display:flex; flex-direction:column; gap:6px;}
.form-row label{font-family:'IBM Plex Mono',monospace; font-size:.78rem; text-transform:uppercase; letter-spacing:.05em; color:var(--blue);}
.form-row input, .form-row textarea{font-family:'IBM Plex Sans',sans-serif; font-size:1rem; padding:10px 12px; border:1px solid var(--line); background:var(--white); color:var(--ink);}
.form-row input:focus, .form-row textarea:focus{outline:2px solid var(--blue);}
.form-note{font-size:.85rem; color:var(--grey);}
.contact-grid{display:grid; grid-template-columns:repeat(auto-fit,minmax(200px,1fr)); gap:20px; margin-top:24px;}
.contact-card{background:var(--grey-bg); border-radius:8px; padding:20px;}
@media (max-width:700px){ .contact-grid{grid-template-columns:1fr;} }

.page-hero{padding:48px 0 32px; border-bottom:2px solid var(--ink); text-align:center;}