/* ================================================================
   SmartCarbon — Common Stylesheet (v5)
   Single source of truth for all pages.
   ================================================================ */

:root{
  --forest:#0E2A20;
  --forest-2:#173E2E;
  --moss:#2F6B4F;
  --sage:#8FB79B;
  --lime:#C4EA6E;
  --paper:#FAF9F2;
  --paper-2:#F0EEE2;
  --ink:#111611;
  --char:#3D453E;
  --line:rgba(14,42,32,0.13);
  --clay:#E7DDBE;
}

/* ===== RESET & BASE ===== */
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:'Inter',sans-serif;background:var(--paper);color:var(--ink);-webkit-font-smoothing:antialiased;font-size:16px}
h1,h2,h3,.disp{font-family:'Space Grotesk',sans-serif}
.mono{font-family:'IBM Plex Mono',monospace}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.wrap{max-width:1200px;margin:0 auto;padding:0 30px}
section{position:relative}

/* ===== EYEBROW ===== */
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-family:'IBM Plex Mono',monospace;font-size:.72rem;letter-spacing:.12em;text-transform:uppercase;color:var(--moss);font-weight:500;margin-bottom:16px}
.eyebrow .sq{width:7px;height:7px;background:var(--moss)}
.alt .eyebrow{color:var(--lime)}
.alt .eyebrow .sq{background:var(--lime)}

/* ===== ACCESSIBILITY ===== */
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible, select:focus-visible{outline:2px solid var(--moss);outline-offset:3px}
@media (prefers-reduced-motion: reduce){*{animation-duration:0.01ms !important;animation-iteration-count:1 !important;transition-duration:0.01ms !important;scroll-behavior:auto !important}}

.skip-link{position:absolute;left:-9999px;top:auto;width:1px;height:1px;overflow:hidden;z-index:999;padding:12px 24px;background:var(--forest);color:#fff;font-weight:600;text-decoration:none}
.skip-link:focus{left:12px;width:auto;height:auto}

/* ===== NAV ===== */
#nav{position:fixed;top:0;left:0;right:0;z-index:200;background:rgba(250,249,242,.9);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
#nav .row{display:flex;align-items:center;justify-content:space-between;height:70px}
.brand{display:flex;align-items:center;gap:9px;font-weight:700;font-size:1.08rem;letter-spacing:-.01em;font-family:'Space Grotesk',sans-serif}
.brand svg{width:24px;height:24px}
.navlinks{display:flex;align-items:center;gap:1px}
.navlinks a{font-size:.85rem;font-weight:500;color:var(--char);padding:9px 14px;border-radius:20px}
.navlinks a:hover{background:var(--paper-2)}
.navlinks a.active{color:var(--forest);font-weight:700}
.navcta{background:var(--forest);color:#fff!important;padding:10px 20px!important;border-radius:20px;font-weight:600;margin-left:8px}
.navcta:hover{background:var(--moss)!important}
.navtoggle{display:none;background:none;border:none;cursor:pointer;padding:8px}
@media(max-width:940px){.navlinks{display:none}.navlinks.open{display:flex;flex-direction:column;position:absolute;top:70px;left:0;right:0;background:rgba(250,249,242,.97);backdrop-filter:blur(10px);border-bottom:1px solid var(--line);padding:12px 20px;z-index:199}.navlinks.open a{padding:16px 20px;min-height:44px}.navtoggle{display:block}}

/* ===== BUTTONS ===== */
.btn{display:inline-flex;align-items:center;gap:8px;padding:14px 26px;border-radius:999px;font-weight:600;font-size:.92rem;border:1px solid transparent;cursor:pointer;font-family:inherit;transition:transform .15s,background .15s}
.btn-primary{background:var(--forest);color:#fff}
.btn-primary:hover{background:var(--moss);transform:translateY(-1px)}
.btn-ghost{border-color:var(--ink);color:var(--ink);background:transparent}
.btn-ghost:hover{background:var(--ink);color:#fff}
.btn-light{background:#fff;color:var(--forest)}
.btn-light:hover{background:var(--lime)}

/* ===== HERO (homepage — video) ===== */
#hero{padding-top:70px;overflow:hidden;background:var(--forest)}
.hero-inner{position:relative;min-height:88vh;display:flex;flex-direction:column;justify-content:center}
.terrain{position:absolute;inset:0;z-index:0}
.terrain video{display:block;width:100%;height:100%;object-fit:cover;object-position:center}
.hero-veil{position:absolute;inset:0;background:linear-gradient(180deg,rgba(14,42,32,.25) 0%,rgba(14,42,32,.55) 60%,rgba(14,42,32,.92) 100%);z-index:1}
.hero-content{position:relative;z-index:2;padding:120px 0 0}
.hero-badge{display:inline-flex;align-items:center;gap:9px;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.22);padding:7px 16px 7px 11px;border-radius:30px;margin-bottom:28px}
.hero-badge .dot{width:7px;height:7px;border-radius:50%;background:var(--lime)}
.hero-badge span{font-family:'IBM Plex Mono',monospace;font-size:.72rem;color:#EAF3EC}
h1.hero-h{font-size:clamp(2.3rem,5vw,4.2rem);line-height:1.05;font-weight:500;letter-spacing:-.02em;color:#fff;margin:0 0 26px;max-width:820px}
.circle-word{position:relative;display:inline-block;white-space:nowrap}
.circle-word svg{position:absolute;left:-8%;top:-18%;width:116%;height:150%;pointer-events:none}
.hero-sub{font-size:1.08rem;line-height:1.65;color:#D7E4DA;max-width:540px;margin-bottom:38px}
.btnrow{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:70px}

/* ===== HERO (inner pages — photo bg) ===== */
.page-hero{padding-top:70px;overflow:hidden;background:var(--forest);position:relative}
.page-hero .hero-bg{position:absolute;inset:0;z-index:0}
.page-hero .hero-bg img{width:100%;height:100%;object-fit:cover;object-position:center}
.page-hero .hero-bg::after{content:'';position:absolute;inset:0;background:linear-gradient(180deg,rgba(14,42,32,.3) 0%,rgba(14,42,32,.7) 60%,rgba(14,42,32,.95) 100%)}
.page-hero .hero-inner{position:relative;z-index:1;min-height:50vh;display:flex;flex-direction:column;justify-content:center;padding:120px 0 60px}
.page-hero h1{font-size:clamp(2rem,4vw,3.2rem);line-height:1.1;font-weight:500;letter-spacing:-.02em;color:#fff;margin:0 0 16px;max-width:700px}
.page-hero .hero-sub{font-size:1.05rem;line-height:1.65;color:#D7E4DA;max-width:560px;margin-bottom:0}

/* ===== FLOAT CARD ===== */
.floatcard{position:relative;z-index:2;background:#fff;border-radius:18px;box-shadow:0 30px 60px rgba(0,0,0,.35);padding:22px 24px;max-width:620px;margin-bottom:-90px;transform:translateY(20px)}
.floatcard .fc-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px}
.floatcard .fc-title{font-size:.82rem;font-weight:700;color:var(--forest);display:flex;align-items:center;gap:8px}
.fc-dot{width:8px;height:8px;border-radius:50%;background:var(--lime);animation:pulse2 2.4s ease-in-out infinite}
@keyframes pulse2{0%,100%{opacity:.4}50%{opacity:1}}
.fc-row{display:flex;justify-content:space-between;align-items:center;padding:9px 0;border-bottom:1px dashed var(--line);font-size:.83rem}
.fc-row:last-child{border-bottom:none}
.fc-row span:first-child{color:var(--char)}
.fc-row b{color:var(--forest);font-family:'IBM Plex Mono',monospace;font-weight:600}
.fc-status{font-size:.68rem;font-family:'IBM Plex Mono',monospace;padding:3px 9px;border-radius:20px;background:#E9F5EC;color:var(--moss);font-weight:600}

/* ===== QUICK FACTS ===== */
#facts{background:var(--forest);padding:130px 0 60px}
.facts-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid rgba(255,255,255,.14)}
@media(max-width:820px){.facts-grid{grid-template-columns:1fr 1fr}}
.fact{padding:28px 26px 0;border-right:1px solid rgba(255,255,255,.14)}
.fact:last-child{border-right:none}
.fact .fnum{font-family:'Space Grotesk',sans-serif;font-size:1.7rem;color:#fff;font-weight:600}
.fact .flbl{font-size:.78rem;color:#AFC3B5;margin-top:5px;line-height:1.5}

/* ===== SECTION HEADS ===== */
.section-pad{padding:104px 0}
.sec-head{max-width:660px;margin-bottom:56px}
.sec-head h2{font-size:clamp(1.7rem,3vw,2.5rem);font-weight:500;letter-spacing:-.015em;color:var(--forest);margin:0 0 16px;line-height:1.14}
.sec-head p{color:var(--char);font-size:1.02rem;line-height:1.65;margin:0}
.alt{background:var(--forest);color:var(--paper)}
.alt .sec-head h2{color:#fff}
.alt .sec-head p{color:#C9D9CD}

/* ===== ABOUT / NUMBERED COLS ===== */
.about-grid{display:grid;grid-template-columns:.7fr 1.3fr .8fr;gap:40px;align-items:start}
@media(max-width:900px){.about-grid{grid-template-columns:1fr}}
.about-col .anum{font-family:'IBM Plex Mono',monospace;color:var(--sage);font-size:.82rem;margin-bottom:8px}
.about-col h3{font-size:.95rem;color:var(--forest);margin:0 0 6px;font-weight:700}
.about-col p{font-size:.85rem;color:var(--char);line-height:1.6;margin:0}
.about-lead{font-size:1.5rem;line-height:1.5;color:var(--ink);font-weight:400;font-family:'Space Grotesk',sans-serif}
.about-lead em{font-style:normal;color:var(--moss)}

/* ===== PROCESS ===== */
.process-row{display:grid;grid-template-columns:repeat(5,1fr);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
@media(max-width:900px){.process-row{grid-template-columns:1fr}}
.proc-cell{padding:28px 22px;border-right:1px solid var(--line)}
@media(max-width:900px){.proc-cell{border-right:none;border-bottom:1px solid var(--line)}}
.proc-cell:last-child{border-right:none;border-bottom:none}
.proc-idx{font-family:'IBM Plex Mono',monospace;font-size:.7rem;color:var(--sage);margin-bottom:12px}
.proc-cell h4{font-size:.95rem;margin:0 0 8px;font-weight:700;color:var(--forest)}
.proc-cell p{font-size:.83rem;color:var(--char);line-height:1.55;margin:0}
.section-pad.alt .proc-cell p{color:#D7E4DA}
.section-pad.alt .proc-cell h4{color:#fff}
.section-pad.alt .eyebrow{color:#95D5B2}

/* ===== PROGRAM CARDS ===== */
.prog-grid{display:grid;grid-template-columns:1fr 1fr 1fr;gap:22px}
@media(max-width:900px){.prog-grid{grid-template-columns:1fr}}
.prog-card{border-radius:16px;overflow:hidden;background:#fff;border:1px solid var(--line);display:flex;flex-direction:column}
.prog-photo{aspect-ratio:4/3;position:relative;overflow:hidden}
.prog-photo svg{width:100%;height:100%;display:block}
.prog-tag{position:absolute;top:14px;left:14px;background:rgba(255,255,255,.92);color:var(--forest);font-family:'IBM Plex Mono',monospace;font-size:.65rem;padding:5px 10px;border-radius:20px;font-weight:600;letter-spacing:.03em}
.prog-body{padding:22px}
.prog-body h3{font-size:1.08rem;margin:0 0 8px;color:var(--forest);font-weight:700}
.prog-body p{font-size:.86rem;color:var(--char);line-height:1.6;margin:0 0 14px}
.prog-link{font-size:.82rem;font-weight:600;color:var(--moss);display:inline-flex;align-items:center;gap:5px;transition:color .15s}
.prog-link:hover{color:var(--forest);text-decoration:underline}

/* ===== MILESTONES (timeline) ===== */
.ms-list{border-top:1px solid var(--line)}
.ms-row{display:grid;grid-template-columns:70px 1fr auto;gap:18px;align-items:center;padding:22px 0;border-bottom:1px solid var(--line)}
@media(max-width:700px){.ms-row{grid-template-columns:50px 1fr;row-gap:6px}.ms-row .ms-status{grid-column:2}}
.ms-tag{font-family:'IBM Plex Mono',monospace;font-size:.72rem;color:var(--sage);background:var(--paper-2);padding:5px 8px;border-radius:6px;text-align:center}
.ms-title{font-size:.98rem;font-weight:700;color:var(--forest)}
.ms-desc{font-size:.83rem;color:var(--char);margin-top:3px}
.ms-status{font-size:.7rem;font-family:'IBM Plex Mono',monospace;padding:5px 12px;border-radius:20px;background:#E9F5EC;color:var(--moss);font-weight:600;white-space:nowrap}
.ms-status.pending{background:var(--paper-2);color:var(--char)}
.alt .ms-title{color:#fff}

/* ===== TRUST (overlap cards on texture) ===== */
.trust-wrap{position:relative;border-radius:22px;overflow:hidden;padding:70px 40px}
.trust-bg{position:absolute;inset:0;z-index:0}
.trust-bg svg{width:100%;height:100%}
.trust-cards{position:relative;z-index:1;display:grid;grid-template-columns:1fr 1fr 1fr;gap:20px}
@media(max-width:900px){.trust-cards{grid-template-columns:1fr}}
.tcard{background:rgba(255,255,255,.94);backdrop-filter:blur(6px);border-radius:14px;padding:24px}
.tcard h4{font-size:1rem;color:var(--forest);margin:0 0 8px;font-weight:700}
.tcard p{font-size:.84rem;color:var(--char);line-height:1.6;margin:0 0 14px}
.tcard a{font-size:.8rem;font-weight:600;color:var(--moss)}

/* ===== GOV / INVESTOR BANDS ===== */
.split{display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:center}
@media(max-width:900px){.split{grid-template-columns:1fr}}
.chiplist{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.chip{border:1px solid var(--line);border-radius:30px;padding:8px 16px;font-size:.8rem;color:var(--char)}
.alt .chip{border-color:rgba(255,255,255,.25);color:#DCEAE0}
.checklist{list-style:none;padding:0;margin:22px 0 0}
.checklist li{display:flex;gap:11px;padding:9px 0;font-size:.9rem;color:var(--char);align-items:flex-start}
.alt .checklist li{color:#DCEAE0}
.checklist svg{flex:none;margin-top:2px}

/* ===== PARTNER ICONS ===== */
.partner-icons{display:flex;flex-wrap:wrap;gap:16px;margin-top:28px}
.partner-icon{display:inline-flex;align-items:center;gap:10px;background:#fff;border:1px solid var(--line);border-radius:12px;padding:12px 18px;font-size:.82rem;font-weight:600;color:var(--forest)}
.partner-icon svg{flex:none;width:28px;height:28px}
.partner-icon span{line-height:1.3}
.partner-icon small{display:block;font-weight:400;font-size:.72rem;color:var(--char)}

/* ===== TESTIMONIAL ===== */
.testi{display:grid;grid-template-columns:.9fr 1.1fr;gap:0;border-radius:20px;overflow:hidden;background:#fff;border:1px solid var(--line)}
@media(max-width:800px){.testi{grid-template-columns:1fr}}
.testi-visual{position:relative;min-height:320px}
.testi-visual svg{width:100%;height:100%;position:absolute;inset:0}
.testi-body{padding:44px 40px;display:flex;flex-direction:column;justify-content:center}
.testi-body .qmark{font-family:'Space Grotesk',sans-serif;font-size:2.6rem;color:var(--lime);line-height:1;margin-bottom:6px}
.testi-body p.quote{font-size:1.18rem;line-height:1.55;color:var(--ink);font-family:'Space Grotesk',sans-serif;font-weight:400;margin:0 0 22px}
.testi-role{font-size:.85rem;color:var(--char)}
.testi-role b{color:var(--forest);display:block;font-size:.92rem;margin-bottom:2px}

/* ===== FAQ ===== */
.faq-item{border-bottom:1px solid var(--line)}
.faq-q{width:100%;text-align:left;background:none;border:none;padding:22px 4px;display:flex;justify-content:space-between;align-items:center;cursor:pointer;font-family:'Space Grotesk',sans-serif;font-size:1rem;color:var(--forest);font-weight:600;gap:20px}
.faq-q .plus{flex:none;width:26px;height:26px;border-radius:50%;border:1px solid var(--line);display:flex;align-items:center;justify-content:center;transition:transform .25s}
.faq-item.open .plus{transform:rotate(45deg);background:var(--forest);border-color:var(--forest)}
.faq-item.open .plus svg path{stroke:#fff}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease}
.faq-a p{font-size:.9rem;color:var(--char);line-height:1.65;padding:0 4px 22px;margin:0;max-width:720px}

/* ===== CTA ===== */
#cta{background:var(--forest);padding:110px 0;overflow:hidden;position:relative}
.cta-word{position:absolute;bottom:-4vw;left:0;right:0;text-align:center;font-family:'Space Grotesk',sans-serif;font-weight:700;font-size:11vw;color:rgba(255,255,255,.045);letter-spacing:-.02em;white-space:nowrap;user-select:none}
#cta .inner{position:relative;z-index:1;text-align:center;max-width:640px;margin:0 auto}
#cta h2{font-size:clamp(1.8rem,3.6vw,3rem);color:#fff;font-weight:500;margin:0 0 18px;letter-spacing:-.02em}
#cta p{color:#C9D9CD;margin-bottom:36px;line-height:1.6;font-size:1.02rem}
#cta .btnrow{justify-content:center;margin-bottom:0}

/* ===== CONTACT ===== */
#contact{background:var(--paper-2)}
.form-card{background:#fff;border-radius:18px;padding:34px;border:1px solid var(--line)}
.form-card label{font-size:.76rem;font-weight:600;color:var(--char);display:block;margin-bottom:5px}
.form-card input,.form-card select,.form-card textarea{width:100%;padding:12px 13px;border:1px solid var(--line);border-radius:9px;font-family:inherit;font-size:.88rem;margin-bottom:14px;background:var(--paper);min-height:44px}
.form-btn{width:100%;background:var(--forest);color:#fff;border:none;padding:14px;border-radius:9px;font-weight:600;cursor:pointer;font-size:.92rem}
.form-btn:hover{background:var(--moss)}

.company-info{margin-top:40px;padding:28px;background:#fff;border-radius:14px;border:1px solid var(--line)}
.company-info h4{font-size:.92rem;color:var(--forest);margin:0 0 12px;font-weight:700}
.company-info p{font-size:.83rem;color:var(--char);line-height:1.6;margin:0 0 6px}
.company-info .reg-label{font-family:'IBM Plex Mono',monospace;font-size:.72rem;color:var(--sage);font-weight:600}

.fgrid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
@media(max-width:600px){.fgrid{grid-template-columns:1fr}}

label{display:block}
.fl{display:block;font-size:.82rem;font-weight:600;color:var(--char);margin-bottom:6px}
.fgrid input,.fgrid select,.fgrid textarea{width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:10px;font-family:inherit;font-size:.93rem;background:var(--paper);color:var(--ink);transition:border-color .2s}
.fgrid input:focus,.fgrid select:focus,.fgrid textarea:focus{outline:none;border-color:var(--moss)}

.ci-row{display:flex;gap:12px;padding:10px 0;border-bottom:1px solid var(--line);font-size:.9rem;line-height:1.5}
.ci-row:last-child{border-bottom:none}
.ci-label{font-weight:600;color:var(--forest);min-width:120px;flex-shrink:0}

/* ===== FOOTER ===== */
footer{background:var(--ink);color:#9FB0A3;padding:60px 0 30px;font-size:.83rem}
.foot-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:40px;margin-bottom:44px}
@media(max-width:800px){.foot-grid{grid-template-columns:1fr 1fr}}
footer h5{color:#F2F7EF;font-size:.76rem;letter-spacing:.06em;text-transform:uppercase;margin:0 0 14px;font-family:'IBM Plex Mono',monospace}
footer a{display:block;color:#9FB0A3;padding:4px 0}
footer a:hover{color:var(--lime)}
.foot-reg{border-top:1px solid rgba(255,255,255,.1);padding-top:20px;margin-top:10px}
.foot-reg p{font-size:.75rem;line-height:1.6;margin:0 0 4px;color:#8FB79B}
.foot-reg .reg-label{color:#6B9B7A;font-family:'IBM Plex Mono',monospace;font-size:.7rem}
.disclaimer{border-top:1px solid rgba(255,255,255,.1);padding-top:24px;font-size:.72rem;line-height:1.6;color:#8FB79B}

/* ===== SCIENCE PAGE ===== */
.comparison-table{width:100%;border-collapse:collapse;margin:24px 0;font-size:.85rem}
.comparison-table th{background:var(--forest);color:#fff;padding:12px 16px;text-align:left;font-family:'Space Grotesk',sans-serif;font-weight:600;font-size:.82rem}
.comparison-table td{padding:12px 16px;border-bottom:1px solid var(--line);color:var(--char)}
.comparison-table tr:nth-child(even) td{background:var(--paper-2)}
.comparison-table .highlight{background:#E9F5EC;font-weight:600;color:var(--forest)}

.science-callout{background:var(--forest);color:#fff;border-radius:16px;padding:32px;margin:32px 0}
.science-callout h3{color:var(--lime);font-size:1.1rem;margin:0 0 10px}
.science-callout p{color:#C9D9CD;font-size:.92rem;line-height:1.65;margin:0}

.registry-card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:24px;margin-bottom:16px}
.registry-card h4{font-size:1rem;color:var(--forest);margin:0 0 8px;font-weight:700}
.registry-card p{font-size:.85rem;color:var(--char);line-height:1.6;margin:0}
.registry-card .tag{display:inline-block;font-family:'IBM Plex Mono',monospace;font-size:.68rem;padding:3px 8px;border-radius:12px;background:var(--paper-2);color:var(--moss);font-weight:600;margin-top:8px}

/* ===== IMPACT STATS ===== */
.impact-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin:32px 0}
@media(max-width:800px){.impact-grid{grid-template-columns:1fr}}
.impact-stat{background:#fff;border:1px solid var(--line);border-radius:14px;padding:24px;text-align:center}
.impact-stat .inum{font-family:'Space Grotesk',sans-serif;font-size:2rem;color:var(--forest);font-weight:700}
.impact-stat .ilbl{font-size:.8rem;color:var(--char);margin-top:6px;line-height:1.4}

/* ===== REVEAL ANIMATION ===== */
.reveal{opacity:0;transform:translateY(16px);transition:opacity .6s ease,transform .6s ease}
.reveal.show{opacity:1;transform:none}