/*
Theme Name: Christian Sperman — Black Signature
Theme URI: https://christiansperman.it
Author: Christian Sperman
Description: Landing page personale executive, cinematic e mobile-first per Christian Sperman.
Version: 2.1.1
Requires at least: 6.0
Requires PHP: 7.4
Text Domain: christian-sperman
*/
:root{--black:#050505;--soft-black:#0d0d0d;--white:#fff;--paper:#f3f1ed;--ink:#111;--muted:#777;--line:rgba(17,17,17,.18);--line-dark:rgba(255,255,255,.18);--max:1320px;--serif:"Cormorant Garamond",Georgia,serif;--sans:"Inter",Arial,sans-serif;--ease:cubic-bezier(.22,1,.36,1)}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:90px}body{margin:0;background:var(--white);color:var(--ink);font-family:var(--sans);font-size:16px;line-height:1.7;-webkit-font-smoothing:antialiased;overflow-x:hidden}body:after{content:"";position:fixed;inset:0;pointer-events:none;z-index:9999;opacity:.035;background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.7'/%3E%3C/svg%3E")}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}.container{width:min(calc(100% - 64px),var(--max));margin:auto}.display{font-family:var(--serif);font-weight:500;letter-spacing:-.045em;line-height:.88}.display em{font-weight:400;color:#777}.eyebrow{font-size:.7rem;letter-spacing:.22em;text-transform:uppercase;font-weight:700}.section-index{font-size:.63rem;letter-spacing:.2em;color:#777;padding-bottom:18px;border-bottom:1px solid var(--line);margin-bottom:58px}.section-index.light{color:#888;border-color:var(--line-dark)}
.scroll-progress{position:fixed;left:0;right:0;top:0;height:2px;background:transparent;z-index:101}.scroll-progress span{display:block;height:100%;background:#111;transform-origin:left;transform:scaleX(0)}
.site-header{position:fixed;inset:0 0 auto;z-index:100;padding:22px 0;color:#111;transition:.4s var(--ease)}.site-header.scrolled{padding:14px 0;background:rgba(255,255,255,.84);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);box-shadow:0 1px 0 rgba(0,0,0,.07)}.header-inner{display:flex;align-items:center;justify-content:space-between}.brand{width:44px;height:44px;position:relative;display:grid;place-items:center;font-family:var(--serif);font-size:1.45rem}.brand span,.brand i{position:absolute;font-style:normal}.brand span{transform:translate(-5px,-2px)}.brand i{transform:translate(5px,3px);color:#777}.nav{display:flex;gap:34px;align-items:center}.nav a{font-size:.68rem;text-transform:uppercase;letter-spacing:.15em;font-weight:700}.nav-cta{border-bottom:1px solid #111;padding:8px 0}
.cursor-glow{position:fixed;left:-150px;top:-150px;width:300px;height:300px;border-radius:50%;background:radial-gradient(circle,rgba(0,0,0,.055),transparent 68%);pointer-events:none;z-index:1;will-change:transform}
.hero{min-height:100svh;display:grid;grid-template-columns:78px minmax(0,1.04fr) minmax(420px,.96fr);padding-top:88px;position:relative;background:#fff}.hero-rail{border-right:1px solid var(--line);display:flex;align-items:center;justify-content:center;overflow:hidden}.hero-rail span{position:absolute;writing-mode:vertical-rl;transform:rotate(180deg);font-size:.58rem;letter-spacing:.25em;text-transform:uppercase;color:#777}.hero-rail span:first-child{top:130px}.hero-rail span:last-child{bottom:75px}.hero-copy{display:flex;align-items:center;padding:70px clamp(34px,6vw,100px)}.hero-copy-inner{max-width:760px;position:relative;z-index:2}.status-dot{width:7px;height:7px;border-radius:50%;background:#111;display:inline-block;margin-right:10px;box-shadow:0 0 0 5px rgba(0,0,0,.06)}.hero h1{font-size:clamp(4.9rem,8.6vw,10.2rem);margin:.22em 0 .18em}.hero h1 em{display:inline-block}.hero-sub{font-size:clamp(1rem,1.45vw,1.22rem);line-height:1.7;max-width:670px;color:#353535}.hero-actions{display:flex;align-items:center;gap:34px;margin-top:40px}.btn{min-height:56px;padding:0 26px;border:1px solid #111;display:inline-flex;align-items:center;justify-content:space-between;gap:34px;text-transform:uppercase;letter-spacing:.14em;font-size:.68rem;font-weight:800;transition:.35s var(--ease)}.btn-dark{background:#111;color:#fff;min-width:245px}.btn:hover{transform:translateY(-3px);box-shadow:0 16px 35px rgba(0,0,0,.12)}.text-link{font-size:.72rem;text-transform:uppercase;letter-spacing:.14em;border-bottom:1px solid #111;padding-bottom:5px}.hero-proof{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:58px;padding-top:22px;border-top:1px solid var(--line)}.hero-proof div{min-width:0}.hero-proof strong{display:block;font-family:var(--serif);font-size:1.65rem;font-weight:500;line-height:1.1}.hero-proof span{display:block;font-size:.59rem;letter-spacing:.1em;text-transform:uppercase;color:#777;margin-top:5px}.hero-photo{position:relative;min-height:720px;overflow:hidden;background:#ecebe8}.hero-photo img{width:100%;height:100%;object-fit:cover;object-position:center top;filter:grayscale(100%) contrast(1.04);transform:scale(1.015)}.photo-overlay{position:absolute;inset:0;background:linear-gradient(180deg,transparent 55%,rgba(0,0,0,.56)),linear-gradient(90deg,rgba(255,255,255,.04),transparent 30%)}.hero-statement{position:absolute;left:34px;right:34px;bottom:34px;color:#fff;display:grid;grid-template-columns:38px 1fr;gap:18px;align-items:start;z-index:2}.hero-statement span{font-size:.62rem;letter-spacing:.15em;color:#aaa;margin-top:8px}.hero-statement p{font-family:var(--serif);font-size:clamp(1.4rem,2.2vw,2.2rem);line-height:1.08;margin:0}.portrait-monogram{position:absolute;right:-18px;top:22%;font-family:var(--serif);font-size:10rem;color:rgba(255,255,255,.08);letter-spacing:-.13em}.scroll-cue{position:absolute;left:calc(78px + 38px);bottom:24px;z-index:5;display:flex;align-items:center;gap:12px;font-size:.59rem;letter-spacing:.18em;text-transform:uppercase}.scroll-cue i{display:block;width:52px;height:1px;background:#111;position:relative;overflow:hidden}.scroll-cue i:after{content:"";position:absolute;inset:0;background:#aaa;transform:translateX(-100%);animation:scan 2.2s infinite var(--ease)}@keyframes scan{55%,100%{transform:translateX(100%)}}
.signal-strip{background:#050505;color:#fff;overflow:hidden;border-top:1px solid #111;border-bottom:1px solid #222}.signal-track{display:flex;align-items:center;gap:34px;width:max-content;padding:18px 0;animation:marquee 30s linear infinite}.signal-track span{font-size:.65rem;letter-spacing:.2em;text-transform:uppercase;white-space:nowrap}.signal-track i{font-style:normal;color:#666}@keyframes marquee{to{transform:translateX(-50%)}}
.section{padding:145px 0}.profile-section{background:#fff}.profile-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:9vw}.section-title{font-size:clamp(4rem,7.2vw,8rem);margin:0}.profile-copy{padding-top:14px}.profile-copy .lead{font-family:var(--serif);font-size:clamp(1.85rem,3vw,3.1rem);line-height:1.08;color:#111;margin:0 0 44px}.profile-copy p{color:#414141;font-size:1.04rem}.profile-copy strong{color:#111}
.manifesto{position:relative;background:#050505;color:#fff;padding:165px 0;overflow:hidden}.manifesto:after{content:"";position:absolute;width:52vw;height:52vw;border:1px solid rgba(255,255,255,.09);border-radius:50%;right:-17vw;top:-20vw}.manifesto-inner{position:relative;z-index:2}.manifesto-kicker{text-transform:uppercase;letter-spacing:.18em;font-size:.68rem;color:#888}.manifesto h2{font-size:clamp(4.5rem,9vw,10.4rem);margin:28px 0 52px;max-width:1180px}.manifesto h2 em{color:#777}.manifesto-line{width:100%;height:1px;background:linear-gradient(90deg,#fff,rgba(255,255,255,.12));margin-bottom:32px}.manifesto-copy{max-width:760px;margin-left:auto;color:#aaa;font-family:var(--serif);font-size:clamp(1.4rem,2.4vw,2.2rem);line-height:1.28}
.expertise-section{background:var(--paper)}.expertise-head{display:grid;grid-template-columns:.4fr 1.6fr;gap:50px;align-items:start}.expertise-head .section-title{font-size:clamp(3.7rem,6.7vw,7.2rem);margin-bottom:72px}.expertise-list{border-top:1px solid #111}.expertise-row{display:grid;grid-template-columns:70px .75fr 1.25fr 44px;gap:26px;align-items:center;padding:38px 0;border-bottom:1px solid var(--line);transition:.35s var(--ease)}.expertise-row:hover{padding-left:16px;background:rgba(255,255,255,.5)}.expertise-row .num{font-family:var(--serif);font-size:1.25rem;color:#777}.expertise-row h3{font-family:var(--serif);font-size:clamp(2rem,3.5vw,3.8rem);font-weight:500;margin:0}.expertise-row p{margin:0;color:#555;max-width:560px}.row-mark,.contact-mark,.link-mark{display:block;width:22px;height:1px;background:currentColor;position:relative;opacity:.65}.row-mark:after,.contact-mark:after,.link-mark:after{content:"";position:absolute;right:0;top:-3px;width:7px;height:7px;border-top:1px solid currentColor;border-right:1px solid currentColor;transform:rotate(45deg)}.link-mark{color:#fff;width:18px}.contact-mark{color:#fff;justify-self:end}
.credentials{background:#fff}.credential-stage{display:grid;grid-template-columns:.88fr 1.12fr;gap:9vw;align-items:stretch}.credential-card{background:#080808;color:#fff;padding:48px;min-height:580px;display:flex;flex-direction:column;position:relative;overflow:hidden}.credential-card:after{content:"";position:absolute;inset:20px;border:1px solid rgba(255,255,255,.14);pointer-events:none}.credential-label{font-size:.62rem;letter-spacing:.18em;text-transform:uppercase;color:#888}.credential-mark{font-family:var(--serif);font-size:14rem;line-height:.75;color:#1d1d1d;position:absolute;right:20px;top:110px}.credential-card h3{font-family:var(--serif);font-size:clamp(3rem,5vw,5.6rem);font-weight:500;line-height:.9;margin:auto 0 26px;position:relative;z-index:1}.credential-card p{color:#aaa;max-width:510px;position:relative;z-index:1}.method{padding-top:10px}.method ol{list-style:none;margin:42px 0 0;padding:0}.method li{display:grid;grid-template-columns:64px 1fr;gap:24px;padding:26px 0;border-bottom:1px solid var(--line)}.method li>span{font-family:var(--serif);font-size:1.25rem;color:#888}.method strong{font-family:var(--serif);font-size:2rem;font-weight:500}.method p{margin:4px 0 0;color:#666}
.quote-section{min-height:90svh;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:120px 24px;position:relative;overflow:hidden}.quote-section blockquote{font-family:var(--serif);font-size:clamp(3.7rem,8vw,8.6rem);line-height:.92;margin:0;position:relative;z-index:2}.quote-section blockquote em{font-weight:400;color:#777}.quote-section>p{font-size:.65rem;letter-spacing:.22em;text-transform:uppercase;margin-top:40px}.quote-orbit{position:absolute;width:620px;height:620px;border-radius:50%;border:1px solid rgba(0,0,0,.08);display:flex;align-items:flex-start;justify-content:center;padding-top:8px;font-size:.58rem;letter-spacing:.22em;color:#aaa;animation:rotate 26s linear infinite}@keyframes rotate{to{transform:rotate(360deg)}}
.contact{background:#050505;color:#fff;padding:140px 0 38px}.contact-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:8vw;align-items:end}.contact-title h2{font-size:clamp(4.2rem,7.8vw,8.6rem);margin:18px 0 34px}.contact-title h2 em{color:#777}.contact-title p{max-width:650px;color:#aaa;font-family:var(--serif);font-size:1.7rem;line-height:1.3}.contact-panel{border-top:1px solid var(--line-dark)}.contact-link{display:grid;grid-template-columns:100px 1fr 24px;gap:20px;align-items:center;padding:24px 0;border-bottom:1px solid var(--line-dark);transition:.3s var(--ease)}.contact-link:hover{padding-left:12px}.contact-link span{font-size:.61rem;letter-spacing:.18em;text-transform:uppercase;color:#777}.contact-link strong{font-family:var(--serif);font-size:1.5rem;font-weight:500;overflow-wrap:anywhere}.contact-link i{font-style:normal}.contact-signoff{margin-top:110px;padding-top:28px;border-top:1px solid #292929;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;color:#777;font-size:.62rem;letter-spacing:.14em;text-transform:uppercase}.contact-signoff strong{font-family:var(--serif);font-size:2.2rem;color:#fff}.contact-signoff span:last-child{text-align:right}.mobile-contact{display:none}
.reveal{opacity:0;transform:translateY(34px);transition:opacity .95s var(--ease),transform .95s var(--ease);transition-delay:var(--delay,0ms)}.reveal.visible{opacity:1;transform:none}
@media(max-width:1050px){.hero{grid-template-columns:58px 1fr .9fr}.hero-copy{padding:60px 38px}.hero h1{font-size:clamp(4.4rem,9.8vw,7.6rem)}.hero-proof{grid-template-columns:1fr 1fr}.hero-proof div:last-child{display:none}.profile-grid,.credential-stage,.contact-grid{gap:6vw}.scroll-cue{left:86px}}
@media(max-width:820px){.container{width:min(calc(100% - 36px),var(--max))}.nav a:not(.nav-cta){display:none}.scroll-progress{display:none}.site-header,.site-header.scrolled{padding:14px 0;background:rgba(255,255,255,.96);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);box-shadow:0 1px 0 rgba(0,0,0,.07);transition:none;transform:none}.hero{grid-template-columns:1fr;padding-top:72px;min-height:auto}.hero-rail,.scroll-cue{display:none}.hero-copy{padding:54px 18px 44px;min-height:68svh}.hero h1{font-size:clamp(4.7rem,20vw,8rem)}.hero-sub{font-size:1rem}.hero-actions{align-items:flex-start;flex-direction:column;gap:20px}.hero-proof{margin-top:42px}.hero-photo{min-height:72svh;max-height:760px}.hero-statement{left:20px;right:20px;bottom:22px}.portrait-monogram{font-size:7rem}.section{padding:100px 0}.section-index{margin-bottom:38px}.profile-grid,.credential-stage,.contact-grid{grid-template-columns:1fr;gap:58px}.section-title{font-size:clamp(3.8rem,15vw,6.5rem)}.manifesto{padding:110px 0}.manifesto h2{font-size:clamp(4rem,17vw,7.4rem)}.manifesto-copy{margin-left:0}.expertise-head{display:block}.expertise-head .eyebrow{margin-bottom:22px}.expertise-row{grid-template-columns:46px 1fr 24px;gap:12px;padding:28px 0}.expertise-row h3{font-size:2.4rem}.expertise-row p{grid-column:2/4}.expertise-row:hover{padding-left:0;background:none}.credential-card{min-height:520px;padding:36px 30px}.quote-section{min-height:72svh}.contact{padding-bottom:105px}.contact-title h2{font-size:clamp(4rem,16vw,7rem)}.contact-signoff{grid-template-columns:1fr auto}.contact-signoff strong{grid-row:1/3;grid-column:2}.contact-signoff span:last-child{text-align:left}.mobile-contact{position:fixed;left:12px;right:12px;bottom:max(12px,env(safe-area-inset-bottom));z-index:120;display:grid;grid-template-columns:1fr 1fr;background:rgba(5,5,5,.92);backdrop-filter:blur(16px);border:1px solid rgba(255,255,255,.15);padding:6px;border-radius:14px;box-shadow:0 12px 34px rgba(0,0,0,.28)}.mobile-contact a{color:#fff;text-align:center;padding:12px 8px;font-size:.68rem;letter-spacing:.15em;text-transform:uppercase;font-weight:700}.mobile-contact a+ a{background:#fff;color:#111;border-radius:9px}}
@media(max-width:520px){.container{width:min(calc(100% - 28px),var(--max))}.brand{width:38px;height:38px}.nav-cta{font-size:.62rem!important}.hero-copy{padding-top:42px}.hero h1{font-size:21vw}.hero-proof{gap:10px}.hero-proof strong{font-size:1.35rem}.hero-photo{min-height:65svh}.signal-track{padding:14px 0}.profile-copy .lead{font-size:2rem}.expertise-row h3{font-size:2.1rem}.credential-card h3{font-size:3.2rem}.method li{grid-template-columns:44px 1fr;gap:12px}.method strong{font-size:1.65rem}.quote-section blockquote{font-size:15vw}.quote-orbit{width:420px;height:420px}.contact-link{grid-template-columns:76px 1fr 18px;gap:10px}.contact-link strong{font-size:1.17rem}.contact-signoff{font-size:.55rem}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.reveal{opacity:1;transform:none;transition:none}.signal-track,.quote-orbit,.scroll-cue i:after{animation:none}.cursor-glow{display:none}}