/* ================================================
   SARAH HILL — PORTFOLIO v3
   Work-first layout. Professional L&D aesthetic.
   Palette: Slate navy + warm cream + copper accent
   ================================================ */
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
:root{
  --bg:#FAFAF8;--bg-alt:#F3F2EE;--surface:#FFFFFF;
  --text:#1A1A1A;--text-mid:#4A4A4A;--text-soft:#8A8A8A;
  --primary:#1B2D3A;--primary-l:#2A4459;--primary-d:#111D26;
  --accent:#B86B3E;--accent-l:#D4956A;--accent-d:#8A4E2A;
  --success:#3A7D5C;
  --divider:rgba(0,0,0,.08);
  --fd:'DM Serif Display',Georgia,serif;
  --fb:'Outfit',-apple-system,sans-serif;
  --max-w:1140px;--nav-h:64px;--rad:12px;--rad-sm:8px;
  --ease:cubic-bezier(.22,1,.36,1);--t:.25s;--ts:.7s;
}
html{scroll-behavior:smooth;scroll-padding-top:var(--nav-h)}
body{font-family:var(--fb);font-weight:400;color:var(--text);background:var(--bg);line-height:1.7;-webkit-font-smoothing:antialiased;overflow-x:hidden}
a{color:inherit;text-decoration:none}img{max-width:100%;display:block}
em{font-family:var(--fd);font-style:italic}
::selection{background:rgba(184,107,62,.15);color:var(--text)}

/* Reveal */
[data-reveal]{opacity:1;transform:translateY(0);transition:opacity var(--ts) var(--ease),transform var(--ts) var(--ease)}
[data-reveal].will-reveal{opacity:0;transform:translateY(24px)}
[data-reveal].is-visible{opacity:1;transform:translateY(0)}
[data-delay="1"]{transition-delay:.1s}[data-delay="2"]{transition-delay:.2s}
[data-delay="3"]{transition-delay:.3s}[data-delay="4"]{transition-delay:.4s}

/* Tag */
.tag{display:inline-block;font-family:var(--fb);font-weight:600;font-size:.7rem;letter-spacing:.14em;text-transform:uppercase;color:var(--accent);padding:5px 14px;border:1.5px solid var(--accent);border-radius:100px}
.tag--light{color:var(--accent-l);border-color:rgba(255,255,255,.25)}
.tag--dark{color:var(--primary-l);border-color:var(--divider)}

/* Buttons */
.btn{display:inline-flex;align-items:center;gap:8px;font-family:var(--fb);font-weight:500;font-size:.88rem;padding:12px 28px;border-radius:100px;border:2px solid transparent;cursor:pointer;transition:all var(--t) var(--ease);white-space:nowrap}
.btn--primary{background:var(--primary);color:#fff;border-color:var(--primary)}
.btn--primary:hover{background:var(--primary-l);border-color:var(--primary-l);transform:translateY(-2px);box-shadow:0 6px 20px rgba(27,45,58,.2)}
.btn--outline{background:transparent;color:var(--primary);border-color:var(--primary)}
.btn--outline:hover{background:var(--primary);color:#fff;transform:translateY(-2px)}
.btn--accent{background:var(--accent);color:#fff;border-color:var(--accent)}
.btn--accent:hover{background:var(--accent-d);border-color:var(--accent-d);transform:translateY(-2px)}
.btn--white{background:#fff;color:var(--primary-d);border-color:#fff}
.btn--white:hover{transform:translateY(-2px);box-shadow:0 6px 20px rgba(0,0,0,.12)}
.btn--ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.3)}
.btn--ghost:hover{background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.5)}
.btn--sm{font-size:.8rem;padding:8px 20px}

/* ======== NAV ======== */
.nav{position:fixed;top:0;left:0;right:0;z-index:1000;height:var(--nav-h);background:rgba(250,250,248,.9);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid var(--divider);transition:background var(--t),box-shadow var(--t)}
.nav.scrolled{box-shadow:0 1px 8px rgba(0,0,0,.05)}
.nav__inner{max-width:var(--max-w);margin:0 auto;padding:0 28px;height:100%;display:flex;align-items:center;justify-content:space-between}
.nav__logo{display:flex;align-items:center;gap:10px;z-index:10}
.nav__logo-mark{width:34px;height:34px;background:var(--primary);color:#fff;font-family:var(--fd);font-size:.9rem;border-radius:8px;display:flex;align-items:center;justify-content:center}
.nav__logo-text{font-family:var(--fd);font-size:1.05rem;color:var(--text)}
.nav__links{display:flex;list-style:none;gap:4px}
.nav__link{font-size:.84rem;font-weight:500;padding:7px 16px;border-radius:100px;color:var(--text-mid);transition:color var(--t),background var(--t)}
.nav__link:hover,.nav__link.active{color:var(--primary);background:rgba(27,45,58,.06)}
.nav__toggle{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:8px;z-index:10}
.nav__toggle span{display:block;width:22px;height:2px;background:var(--text);border-radius:2px;transition:all var(--t) var(--ease)}
.nav__toggle.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav__toggle.open span:nth-child(2){opacity:0}
.nav__toggle.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ======== HERO — compact, work-first ======== */
.hero{padding:calc(var(--nav-h) + 48px) 28px 40px;text-align:center;position:relative}
.hero__content{max-width:640px;margin:0 auto}
.hero__eyebrow{font-size:.72rem;font-weight:600;letter-spacing:.16em;text-transform:uppercase;color:var(--accent);margin-bottom:12px}
.hero__title{font-family:var(--fd);font-size:clamp(2.2rem,4.5vw,3.4rem);line-height:1.15;margin-bottom:16px}
.hero__title em{color:var(--accent)}
.hero__subtitle{font-size:1rem;color:var(--text-mid);max-width:500px;margin:0 auto 28px;line-height:1.75}
.hero__actions{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}
.hero--cd{background:linear-gradient(135deg,rgba(27,45,58,.03),rgba(58,125,92,.04))}

/* ======== WORK / PORTFOLIO SECTION ======== */
.work{padding:64px 28px 80px}
.work__inner{max-width:var(--max-w);margin:0 auto}
.work__header{text-align:center;margin-bottom:48px}
.work__heading{font-family:var(--fd);font-size:clamp(1.6rem,2.5vw,2.2rem);margin-top:14px}
.work__note{font-size:.8rem;color:var(--text-soft);font-style:italic;margin-top:8px}
.work__list{display:flex;flex-direction:column;gap:56px}

.project{max-width:900px;margin:0 auto}
.project__logo{text-align:center;margin-bottom:8px}
.project__logo img{max-height:64px;display:inline-block}
.project__embed{width:100%;aspect-ratio:16/9;background:#0D0D0D;border-radius:var(--rad);overflow:hidden;box-shadow:0 8px 40px rgba(0,0,0,.1)}
.project__embed iframe{width:100%;height:100%;border:none}
.project__embed-ph{width:100%;height:100%;display:flex;align-items:center;justify-content:center;color:rgba(255,255,255,.35);font-size:.95rem;text-align:center;padding:24px;line-height:1.6;flex-direction:column;gap:4px}
.project__embed-ph small{font-size:.75rem;opacity:.6}
.project__meta{text-align:center;margin-top:16px}
.project__caption{font-size:.92rem;font-weight:500;color:var(--text-mid)}
.project__tools{font-size:.78rem;color:var(--text-soft);margin-top:4px;letter-spacing:.02em}

/* Curriculum sample cards */
.samples-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.sample{background:var(--surface);border:1px solid var(--divider);border-radius:var(--rad);padding:36px 28px;text-align:center;transition:transform var(--t) var(--ease),box-shadow var(--t)}
.sample:hover{transform:translateY(-4px);box-shadow:0 12px 32px rgba(0,0,0,.06)}
.sample h3{font-family:var(--fd);font-size:1.2rem;margin-bottom:10px}
.sample p{font-size:.88rem;color:var(--text-mid);line-height:1.65;max-width:340px;margin:0 auto 18px}

/* ======== SKILLS / TOOLS BAR ======== */
.tools-bar{padding:48px 28px;background:var(--bg-alt);border-top:1px solid var(--divider);border-bottom:1px solid var(--divider)}
.tools-bar__inner{max-width:var(--max-w);margin:0 auto;text-align:center}
.tools-bar__label{font-size:.7rem;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--text-soft);margin-bottom:20px}
.tools-bar__grid{display:flex;gap:32px;justify-content:center;flex-wrap:wrap;align-items:center}
.tool-item{display:flex;flex-direction:column;align-items:center;gap:8px;min-width:80px}
.tool-item__icon{width:48px;height:48px;border-radius:12px;background:var(--surface);border:1px solid var(--divider);display:flex;align-items:center;justify-content:center;font-size:1.2rem;color:var(--primary);transition:transform var(--t),box-shadow var(--t)}
.tool-item:hover .tool-item__icon{transform:translateY(-2px);box-shadow:0 4px 12px rgba(0,0,0,.06)}
.tool-item__icon svg{width:24px;height:24px}
.tool-item__name{font-size:.72rem;font-weight:500;color:var(--text-mid);letter-spacing:.02em}

/* ======== ABOUT ======== */
.about{padding:100px 28px}
.about__inner{max-width:var(--max-w);margin:0 auto}
.about__label{margin-bottom:40px}
.about__grid{display:grid;grid-template-columns:1fr 1.3fr;gap:56px;align-items:center}
.about__img{border-radius:var(--rad);overflow:hidden;aspect-ratio:3/4;box-shadow:0 16px 48px rgba(0,0,0,.07)}
.about__img img{width:100%;height:100%;object-fit:cover}
.about__heading{font-family:var(--fd);font-size:clamp(1.8rem,2.8vw,2.4rem);line-height:1.2;margin-bottom:20px}
.about__heading em{color:var(--accent)}
.about__text p{color:var(--text-mid);margin-bottom:14px;font-size:.95rem}
.about__highlights{margin-top:24px;display:flex;flex-direction:column;gap:12px}
.hl{display:flex;align-items:center;gap:12px;font-size:.88rem;font-weight:500}
.hl__icon{width:38px;height:38px;background:rgba(27,45,58,.06);border-radius:10px;display:flex;align-items:center;justify-content:center;color:var(--primary);flex-shrink:0}
.hl__icon svg{width:18px;height:18px}

/* ======== APPROACH ======== */
.approach{padding:80px 28px;background:var(--bg-alt)}
.approach__inner{max-width:var(--max-w);margin:0 auto}
.approach__header{text-align:center;margin-bottom:48px}
.approach__heading{font-family:var(--fd);font-size:clamp(1.6rem,2.5vw,2.2rem);margin-top:14px}
.steps{display:flex;align-items:flex-start;justify-content:center;gap:0}
.stp{flex:1;max-width:240px;text-align:center;padding:0 14px}
.stp__num{font-family:var(--fd);font-size:2rem;color:var(--primary);opacity:.2;margin-bottom:12px}
.stp h3{font-family:var(--fd);font-size:1.15rem;margin-bottom:8px}
.stp p{font-size:.85rem;color:var(--text-mid);line-height:1.6}
.stp__conn{width:40px;height:2px;background:var(--divider);margin-top:24px;flex-shrink:0}

/* Focus areas (CD) */
.focus{padding:80px 28px}
.focus__inner{max-width:var(--max-w);margin:0 auto}
.focus__header{text-align:center;margin-bottom:48px}
.focus__heading{font-family:var(--fd);font-size:clamp(1.6rem,2.5vw,2.2rem);margin-top:14px}
.focus__grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.fcard{padding:28px;border-radius:var(--rad);background:var(--surface);border:1px solid var(--divider);transition:transform var(--t) var(--ease),box-shadow var(--t)}
.fcard:hover{transform:translateY(-3px);box-shadow:0 8px 28px rgba(0,0,0,.05)}
.fcard h3{font-family:var(--fd);font-size:1.1rem;margin-bottom:6px;color:var(--primary)}
.fcard p{font-size:.85rem;color:var(--text-mid);line-height:1.6}

/* ======== CONTACT ======== */
.contact{padding:100px 28px;background:var(--primary);color:#fff;position:relative;overflow:hidden}
.contact::before{content:'';position:absolute;width:400px;height:400px;border-radius:50%;background:radial-gradient(circle,rgba(255,255,255,.03),transparent 70%);top:-15%;right:-8%;pointer-events:none}
.contact__inner{max-width:560px;margin:0 auto;position:relative}
.contact__heading{font-family:var(--fd);font-size:clamp(2rem,3.5vw,2.8rem);line-height:1.15;margin:20px 0;text-align:center}
.contact__heading em{color:var(--accent-l)}
.contact__intro{text-align:center;color:rgba(255,255,255,.6);font-size:.95rem;margin-bottom:36px;line-height:1.75}
.contact__tag-wrap{text-align:center}
.cform{display:flex;flex-direction:column;gap:18px}
.cform__row{display:flex;gap:14px}
.cform__field{flex:1;display:flex;flex-direction:column;gap:5px}
.cform__field label{font-size:.72rem;font-weight:500;color:rgba(255,255,255,.45);letter-spacing:.06em;text-transform:uppercase}
.cform__field input,.cform__field textarea{background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.12);border-radius:var(--rad-sm);padding:12px 14px;font-size:.9rem;color:#fff;font-family:var(--fb);outline:none;transition:border-color var(--t),background var(--t)}
.cform__field input::placeholder,.cform__field textarea::placeholder{color:rgba(255,255,255,.22)}
.cform__field input:focus,.cform__field textarea:focus{border-color:rgba(255,255,255,.35);background:rgba(255,255,255,.1)}
.cform__field textarea{resize:vertical;min-height:100px}
.cform__submit{margin-top:4px}
.cform__submit button{font-family:var(--fb);font-weight:500;font-size:.9rem;padding:12px 32px;border-radius:100px;border:none;background:#fff;color:var(--primary-d);cursor:pointer;transition:all var(--t) var(--ease)}
.cform__submit button:hover{transform:translateY(-2px);box-shadow:0 4px 16px rgba(0,0,0,.12)}
.contact__social{display:flex;gap:12px;justify-content:center;margin-top:28px}

/* ======== FOOTER ======== */
.footer{padding:24px 28px;background:var(--primary-d);color:rgba(255,255,255,.4);font-size:.78rem}
.footer__inner{max-width:var(--max-w);margin:0 auto;display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}
.footer__logo{font-family:var(--fd);font-size:1rem;color:rgba(255,255,255,.6)}
.footer__social{display:flex;gap:14px}
.footer__social a{color:rgba(255,255,255,.35);transition:color var(--t)}
.footer__social a:hover{color:#fff}

/* ======== RESPONSIVE ======== */
@media(max-width:900px){
.about__grid{grid-template-columns:1fr;gap:36px}
.about__img{aspect-ratio:4/3;max-width:460px}
.steps{flex-direction:column;align-items:center;gap:20px}
.stp__conn{width:2px;height:24px;margin:0}.stp{max-width:360px}
.focus__grid,.samples-grid{grid-template-columns:1fr}
}
@media(max-width:768px){
:root{--nav-h:56px}
.nav__toggle{display:flex}
.nav__links{position:fixed;top:0;left:0;right:0;bottom:0;background:var(--bg);flex-direction:column;align-items:center;justify-content:center;gap:10px;transform:translateY(-100%);opacity:0;transition:transform var(--t) var(--ease),opacity var(--t) var(--ease)}
.nav__links.open{transform:translateY(0);opacity:1}
.nav__link{font-size:1.1rem;padding:12px 24px}
.hero{padding-top:calc(var(--nav-h) + 32px)}
.hero__actions{flex-direction:column;align-items:center}
.about,.work,.curriculum-samples{padding:64px 20px}
.approach,.focus,.tools-bar{padding:56px 20px}
.contact{padding:64px 20px}
.cform__row{flex-direction:column;gap:18px}
.footer__inner{flex-direction:column;text-align:center}
.tools-bar__grid{gap:20px}
}