@import url('https://fonts.googleapis.com/css2?family=Instrument+Serif:ital@0;1&family=DM+Sans:ital,opsz,wght@0,9..40,300;0,9..40,400;0,9..40,500;0,9..40,600;0,9..40,700;1,9..40,300&display=swap');

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--sans);background:var(--bg);color:var(--text);line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden;transition:background .4s ease,color .4s ease}
img{max-width:100%;display:block}
a{text-decoration:none;color:inherit}
button{cursor:pointer;font-family:var(--sans);border:none;outline:none}
ul{list-style:none}
::-webkit-scrollbar{width:5px}
::-webkit-scrollbar-track{background:transparent}
::-webkit-scrollbar-thumb{background:var(--border);border-radius:3px}

/* DARK */
:root,[data-theme="dark"]{
  --blue:#2B4EE6;--blue-l:#4B6EFF;--blue-dim:rgba(43,78,230,.12);--blue-glow:rgba(43,78,230,.28);--blue-b:rgba(43,78,230,.30);
  --bg:#080B14;--bg2:#0D1120;--bg3:#111827;
  --sf:rgba(255,255,255,.035);--sfh:rgba(255,255,255,.06);--sfs:rgba(255,255,255,.065);
  --bd:rgba(255,255,255,.08);--bdm:rgba(255,255,255,.11);--bds:rgba(255,255,255,.15);
  --tx:#F0F2F8;--tx2:rgba(240,242,248,.65);--tx3:rgba(240,242,248,.38);
  --green:#22C55E;--amber:#F59E0B;--red:#EF4444;
  --sh-sm:0 1px 3px rgba(0,0,0,.4);--sh-md:0 4px 20px rgba(0,0,0,.5);--sh-lg:0 16px 60px rgba(0,0,0,.6);--sh-xl:0 32px 100px rgba(0,0,0,.7);
  --glass:blur(20px) saturate(1.4);
  --serif:'Instrument Serif',Georgia,serif;--sans:'DM Sans',system-ui,sans-serif;
  --nav-h:68px;--r-s:8px;--r:14px;--r-l:20px;--r-xl:28px;
  --ease:cubic-bezier(.4,0,.2,1);--t:.25s;
}

/* LIGHT */
[data-theme="light"]{
  --bg:#F8F9FC;--bg2:#FFFFFF;--bg3:#EFF1F7;
  --sf:rgba(255,255,255,.85);--sfh:rgba(255,255,255,.95);--sfs:rgba(255,255,255,.92);
  --bd:rgba(0,0,0,.07);--bdm:rgba(0,0,0,.10);--bds:rgba(0,0,0,.14);
  --tx:#0D1120;--tx2:rgba(13,17,32,.60);--tx3:rgba(13,17,32,.36);
  --sh-sm:0 1px 3px rgba(0,0,0,.08);--sh-md:0 4px 20px rgba(0,0,0,.10);--sh-lg:0 16px 60px rgba(0,0,0,.12);--sh-xl:0 32px 100px rgba(0,0,0,.14);
}

/* NAV */
.nav{position:fixed;top:0;left:0;right:0;z-index:900;height:var(--nav-h);display:flex;align-items:center;padding:0 48px;background:var(--bg);border-bottom:1px solid var(--bd);backdrop-filter:var(--glass);-webkit-backdrop-filter:var(--glass);transition:background var(--t) var(--ease),border-color var(--t) var(--ease)}
.nav-inner{width:100%;max-width:1200px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;min-width:0}
.nav-logo{display:flex;align-items:center;gap:10px;text-decoration:none;min-width:0;flex-shrink:1}
.nav-logo-mark{background:var(--blue);border-radius:9px;display:flex;align-items:center;justify-content:center;flex-shrink:0;overflow:hidden;width:34px;height:34px}
.nav-logo-mark svg{width:18px;height:18px}
.nav-logo-mark img{height:100%;width:auto;object-fit:contain}
.nav-logo-mark.has-logo{width:auto;height:55px;background:transparent;border-radius:0;max-width:175px}
.nav-logo-text{font-weight:600;font-size:17px;letter-spacing:-.3px;color:var(--tx);transition:color var(--t);white-space:nowrap}
.nav-links{display:flex;align-items:center;gap:36px;flex-shrink:0}
.nav-links a{font-size:14px;font-weight:400;color:var(--tx2);transition:color var(--t) var(--ease)}
.nav-links a:hover,.nav-links a.active{color:var(--tx)}
.nav-right{display:flex;align-items:center;gap:10px;flex-shrink:0}

/* THEME FAB — fixed bottom-left */
.theme-fab{position:fixed;bottom:24px;left:24px;z-index:9000;width:46px;height:46px;border-radius:50%;background:var(--bg2);border:1px solid var(--bdm);display:flex;align-items:center;justify-content:center;cursor:pointer;box-shadow:var(--sh-md);transition:all var(--t) var(--ease)}
.theme-fab:hover{background:var(--sfh);border-color:var(--bds);transform:scale(1.08)}
.theme-fab svg{width:18px;height:18px;color:var(--tx2)}

.nav-hamburger{display:none;flex-direction:column;gap:5px;padding:6px;background:none;border:none;cursor:pointer}
.nav-hamburger span{display:block;width:22px;height:2px;background:var(--tx2);border-radius:2px;transition:all var(--t)}

.mobile-drawer{display:none;position:fixed;inset:0;z-index:850;background:var(--bg);flex-direction:column;align-items:center;justify-content:center;gap:28px;padding:40px}
.mobile-drawer.open{display:flex}
.mobile-drawer a{font-family:var(--serif);font-size:28px;font-weight:400;color:var(--tx2);transition:color var(--t);font-style:italic}
.mobile-drawer a:hover{color:var(--tx)}
.mobile-drawer-close{position:absolute;top:24px;right:24px;width:44px;height:44px;background:var(--sf);border:1px solid var(--bd);border-radius:50%;display:flex;align-items:center;justify-content:center;cursor:pointer}
.mobile-drawer-close svg{width:18px;height:18px;color:var(--tx2)}
.mobile-drawer-actions{display:flex;flex-direction:column;gap:12px;width:100%;max-width:280px;margin-top:8px}

/* INCUBATOR BADGE */
.incubator-badge{display:inline-flex;align-items:center;gap:12px;margin-top:36px;padding:12px 20px;background:var(--bg2);border:1px solid var(--bd);border-radius:var(--r);max-width:340px}
.incubator-badge span{font-size:12px;font-weight:500;color:var(--tx2);white-space:nowrap}
.incubator-logo{height:32px;width:auto;display:block;filter:none}
[data-theme="dark"] .incubator-logo{filter:brightness(0) invert(1)}

/* BUTTONS */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:11px 22px;font-family:var(--sans);font-size:14px;font-weight:500;border-radius:var(--r-s);transition:all var(--t) var(--ease);white-space:nowrap;cursor:pointer;letter-spacing:.1px}
.btn-primary{background:var(--blue);color:#fff;border:1px solid transparent}
.btn-primary:hover{background:var(--blue-l);transform:translateY(-1px);box-shadow:0 6px 20px var(--blue-glow)}
.btn-ghost{background:transparent;color:var(--tx2);border:1px solid var(--bdm)}
.btn-ghost:hover{color:var(--tx);border-color:var(--bds);background:var(--sf)}
.btn-outline{background:transparent;color:var(--blue);border:1px solid var(--blue-b)}
.btn-outline:hover{background:var(--blue-dim)}
.btn-danger{background:rgba(239,68,68,.12);color:var(--red);border:1px solid rgba(239,68,68,.25)}
.btn-danger:hover{background:rgba(239,68,68,.22)}
.btn-success{background:rgba(34,197,94,.12);color:var(--green);border:1px solid rgba(34,197,94,.25)}
.btn-success:hover{background:rgba(34,197,94,.22)}
.btn-lg{padding:13px 28px;font-size:15px}
.btn-xl{padding:15px 36px;font-size:16px;border-radius:var(--r)}
.btn-sm{padding:7px 14px;font-size:12px;border-radius:6px}
.btn-full{width:100%}

/* LAYOUT */
.container{max-width:1160px;margin:0 auto;padding:0 40px}
.container-sm{max-width:820px;margin:0 auto;padding:0 40px}
.container-xs{max-width:640px;margin:0 auto;padding:0 40px}
.page-wrap{padding-top:var(--nav-h)}
.section{padding:96px 0}
.section-label{font-size:11px;font-weight:600;letter-spacing:2.5px;text-transform:uppercase;color:var(--blue);margin-bottom:14px;display:block}
.section-title{font-family:var(--serif);font-size:clamp(28px,4vw,50px);font-weight:400;line-height:1.12;letter-spacing:-.5px;color:var(--tx);margin-bottom:18px}
.section-title em{font-style:italic;color:var(--blue-l)}
.section-body{font-size:17px;font-weight:300;color:var(--tx2);line-height:1.75;max-width:540px}
.text-center{text-align:center}
.text-center .section-body{margin:0 auto}

/* FORMS */
.form-group{margin-bottom:22px}
.form-label{display:block;font-size:13px;font-weight:500;color:var(--tx2);margin-bottom:8px}
.form-label .req{color:var(--red);margin-left:3px}
.form-input,.form-select,.form-textarea{width:100%;background:var(--sf);border:1px solid var(--bdm);border-radius:var(--r-s);padding:11px 15px;font-family:var(--sans);font-size:14px;color:var(--tx);outline:none;transition:border-color var(--t),box-shadow var(--t);-webkit-appearance:none}
.form-input:focus,.form-select:focus,.form-textarea:focus{border-color:var(--blue);box-shadow:0 0 0 3px var(--blue-dim)}
.form-input::placeholder,.form-textarea::placeholder{color:var(--tx3)}
.form-select option{background:var(--bg2)}
.form-textarea{min-height:110px;resize:vertical;line-height:1.6}
.form-grid-2{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.form-col-full{grid-column:1/-1}
.upload-zone{width:100%;border:1.5px dashed var(--bds);border-radius:var(--r);padding:28px 20px;text-align:center;cursor:pointer;transition:all var(--t);background:var(--sf);display:block}
.upload-zone:hover{border-color:var(--blue);background:var(--blue-dim)}
.upload-zone input[type="file"]{display:none}
.upload-zone-icon{width:36px;height:36px;margin:0 auto 10px;color:var(--tx3)}
.upload-zone-text{font-size:14px;color:var(--tx2)}
.upload-zone-hint{font-size:12px;color:var(--tx3);margin-top:4px}
.upload-filename{font-size:13px;color:var(--green);margin-top:8px;display:none}
.checkbox-row{display:flex;align-items:flex-start;gap:11px}
.checkbox-row input[type="checkbox"]{margin-top:3px;accent-color:var(--blue);flex-shrink:0;width:15px;height:15px}
.checkbox-row label{font-size:13px;color:var(--tx2);line-height:1.55;cursor:pointer}
.checkbox-row label a{color:var(--blue-l)}

/* BADGE */
.badge{display:inline-flex;align-items:center;gap:5px;padding:3px 10px;border-radius:100px;font-size:11px;font-weight:500}
.badge-pending{background:rgba(245,158,11,.12);color:var(--amber)}
.badge-approved{background:rgba(34,197,94,.12);color:var(--green)}
.badge-rejected{background:rgba(239,68,68,.12);color:var(--red)}
.badge-blue{background:var(--blue-dim);color:var(--blue-l)}

/* TOAST */
.toast{position:fixed;bottom:28px;right:28px;z-index:9999;background:var(--bg2);border:1px solid var(--bds);border-radius:var(--r);padding:14px 20px;display:flex;align-items:center;gap:12px;font-size:14px;color:var(--tx);box-shadow:var(--sh-lg);transform:translateY(80px);opacity:0;transition:all .35s var(--ease);pointer-events:none;max-width:340px}
.toast.show{transform:translateY(0);opacity:1;pointer-events:auto}
.toast-icon{width:18px;height:18px;flex-shrink:0}
.toast-icon.s{color:var(--green)}.toast-icon.e{color:var(--red)}.toast-icon.w{color:var(--amber)}

/* FOOTER */
.footer{background:var(--bg2);border-top:1px solid var(--bd);padding:64px 0 32px}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:48px;margin-bottom:48px}
.footer-brand-desc{font-size:14px;color:var(--tx2);line-height:1.7;margin-top:14px;max-width:280px}
.footer-col h5{font-size:12px;font-weight:600;letter-spacing:1.5px;text-transform:uppercase;color:var(--tx3);margin-bottom:16px}
.footer-col ul li{margin-bottom:10px}
.footer-col ul li a{font-size:14px;color:var(--tx2);transition:color var(--t)}
.footer-col ul li a:hover{color:var(--tx)}
.footer-bottom{padding-top:24px;border-top:1px solid var(--bd);display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:12px;font-size:12px;color:var(--tx3)}

/* ANIMATIONS */
.fade-in{opacity:0;transform:translateY(24px);animation:fadeUp .65s var(--ease) forwards}
.fade-in-1{animation-delay:.05s}.fade-in-2{animation-delay:.15s}.fade-in-3{animation-delay:.25s}.fade-in-4{animation-delay:.35s}.fade-in-5{animation-delay:.45s}
@keyframes fadeUp{to{opacity:1;transform:translateY(0)}}
.pulse-dot{width:7px;height:7px;border-radius:50%;background:var(--green);animation:pd 2.2s ease infinite;display:inline-block;vertical-align:middle}
@keyframes pd{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.45;transform:scale(.75)}}

/* RESPONSIVE */
@media(max-width:1024px){.container{padding:0 28px}.nav{padding:0 28px}}
@media(max-width:768px){
  .nav{padding:0 16px;overflow:hidden}
  .nav-links{display:none}
  .nav-hamburger{display:flex;flex-shrink:0}
  .nav-right .btn{display:none}
  .nav-logo-mark.has-logo{max-width:113px;height:43px}
  .container,.container-sm,.container-xs{padding:0 16px}
  .section{padding:60px 0}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .form-grid-2{grid-template-columns:1fr}
  .theme-fab{bottom:16px;left:16px;width:42px;height:42px}
}
@media(max-width:520px){
  .footer-grid{grid-template-columns:1fr}
  .btn-xl{padding:13px 20px;font-size:15px}
  .incubator-badge{max-width:100%}
  .nav-logo-mark.has-logo{max-width:88px;height:38px}
}