/* TCI shared design system v2.4: tokens, glass, buttons, nav, footer. Used by index.html and portal.php */
:root{
  --forest:#061916;--forest-2:#0a211c;--forest-3:#10271f;--ink:#041210;
  --gold:#f1c58e;--gold-hi:#ffe5af;--gold-lo:#d8a371;--ivory:#fff5e9;--muted:#cfd3c8;--sand:#d6c7b0;
  --line:rgba(255,236,204,.25);--line-soft:rgba(255,236,204,.14);
  --serif:'Cormorant Garamond',Georgia,serif;--sans:'DM Sans',Arial,sans-serif;
  --gutter:clamp(20px,6.8vw,105px);
}
*{box-sizing:border-box}html{scroll-behavior:smooth}
body{margin:0;background:var(--forest);color:var(--ivory);font-family:var(--sans);-webkit-font-smoothing:antialiased;line-height:1.5}
a{text-decoration:none;color:inherit}button{font:inherit;cursor:pointer}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid #fff5c0;outline-offset:4px}
.serif{font-family:var(--serif);font-weight:400}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.skip{position:absolute;left:-999px;top:8px;background:var(--gold);color:#161b15;padding:10px 16px;border-radius:10px;z-index:100}.skip:focus{left:8px}
.ico{width:1em;height:1em;stroke:currentColor;fill:none;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round;flex:none}

/* glass */
.glass{border:1px solid rgba(255,244,223,.30);background:linear-gradient(110deg,rgba(22,47,46,.48),rgba(236,214,188,.14) 70%,rgba(255,235,212,.20));-webkit-backdrop-filter:blur(26px) saturate(160%);backdrop-filter:blur(26px) saturate(160%);box-shadow:inset 0 1px 0 rgba(255,255,255,.22),inset 0 -1px 0 rgba(255,255,255,.05),0 14px 40px rgba(0,0,0,.22)}
@supports not ((backdrop-filter:blur(1px)) or (-webkit-backdrop-filter:blur(1px))){.glass{background:linear-gradient(110deg,rgba(14,36,33,.88),rgba(60,52,42,.82))}}

/* nav */
.nav{width:min(1325px,calc(100% - 2*var(--gutter)));height:66px;margin:33px auto 0;display:flex;align-items:center;gap:30px;padding:0 16px 0 30px;border-radius:34px;position:relative;z-index:20}
.brand{display:flex;align-items:center;align-self:stretch;padding-right:34px;border-right:1px solid rgba(255,241,216,.22)}
.brand img{height:92px;width:auto;margin:-13px 0;position:relative;z-index:2;filter:brightness(1.18) drop-shadow(0 0 8px rgba(249,194,102,.6)) drop-shadow(0 0 24px rgba(248,178,93,.35));transition:filter .3s}
.brand:hover img{filter:drop-shadow(0 0 12px rgba(255,213,137,.85)) drop-shadow(0 0 28px rgba(248,178,93,.4))}
.navlinks{display:flex;align-items:center;gap:46px;flex:1;padding-left:16px}
.navlinks a{font-size:15px;font-weight:400;white-space:nowrap;padding:22px 0;position:relative;text-shadow:0 1px 6px rgba(0,0,0,.35)}
.navlinks a:hover{color:#ffdfac}
.navlinks a[aria-current="page"]{color:#ffe6b8}
.navlinks a[aria-current="page"]:after,.navlinks a:hover:after{content:'';height:2px;position:absolute;bottom:10px;left:-6px;right:-6px;background:linear-gradient(90deg,transparent,#ffe0a2,transparent);box-shadow:0 0 10px #ffce89}
.navright{display:flex;gap:18px;align-items:center}
.iconbtn{height:46px;width:46px;border-radius:50%;background:rgba(40,57,53,.18);border:1px solid rgba(255,235,205,.38);color:var(--ivory);font-size:21px;display:grid;place-items:center;transition:.2s}
.iconbtn:hover{background:rgba(255,235,205,.16);box-shadow:0 0 16px rgba(255,205,127,.2)}
.hamburger{display:none}

/* buttons */
.goldbtn{display:inline-flex;align-items:center;justify-content:center;gap:30px;background:linear-gradient(120deg,#dfb17a 0%,#ffe5af 55%,#d8a371 100%);border:1px solid rgba(255,233,192,.7);border-radius:20px;color:#161b15;padding:0 46px;min-height:69px;font-weight:600;font-size:16px;box-shadow:inset 0 1px rgba(255,255,255,.45),0 12px 28px rgba(0,0,0,.22),0 0 20px rgba(255,204,134,.12);transition:transform .2s,box-shadow .2s;cursor:pointer;font-family:var(--sans)}
.goldbtn:hover{transform:translateY(-2px);box-shadow:0 15px 34px rgba(0,0,0,.28),0 0 28px rgba(255,205,127,.32)}
.goldbtn.small{min-height:46px;padding:0 34px;border-radius:26px;gap:24px;font-size:15px}
.goldbtn .ico{font-size:17px}
.outlinebtn{border:1px solid #e1b878;border-radius:30px;padding:0 28px;min-height:46px;white-space:nowrap;display:inline-flex;gap:26px;align-items:center;justify-content:center;font-size:14px;color:var(--ivory);background:rgba(6,25,22,.35);transition:background .2s,box-shadow .2s;cursor:pointer;font-family:var(--sans)}
.outlinebtn:hover{background:rgba(224,183,118,.16);box-shadow:0 0 18px rgba(255,205,127,.15)}
.outlinebtn .ico{font-size:16px}

/* type */
.eyebrow{font-size:11px;letter-spacing:.34em;text-transform:uppercase;color:#f2c48d;font-weight:600;margin:0 0 16px;display:flex;align-items:center;gap:16px}
.eyebrow.line:after{content:'';width:52px;height:1px;background:rgba(242,196,141,.7)}
h1,h2,h3{font-family:var(--serif);font-weight:400}

/* sections and cards */
.section{padding:70px var(--gutter);background:var(--forest)}
.wrap{max-width:1325px;margin:0 auto}
.coursecard{background:linear-gradient(150deg,rgba(250,238,214,.08),rgba(251,215,168,.025));border:1px solid rgba(246,220,178,.2);border-radius:20px;padding:27px;display:flex;flex-direction:column;transition:border-color .25s,transform .25s,box-shadow .25s}
.coursecard:hover{border-color:rgba(246,220,178,.45);transform:translateY(-3px);box-shadow:0 18px 40px rgba(0,0,0,.3),0 0 24px rgba(255,205,127,.07)}
.coursecard h3{font-size:30px;font-weight:500;line-height:1.08;margin:14px 0}
.coursecard p{font-size:14px;color:#c4ccc3;line-height:1.7;margin:0}
.coursecard .bottom{margin-top:auto;padding-top:22px;display:flex;justify-content:space-between;align-items:center;color:#f0c690;font-size:14px;gap:12px}
.coursecard .bottom a{display:inline-flex;gap:8px;align-items:center}
.pill{color:#dcbb90;font-size:11px;text-transform:uppercase;letter-spacing:.16em;font-weight:500}
.tag{display:inline-block;border:1px solid rgba(241,197,142,.5);border-radius:99px;padding:3px 10px;font-size:10px;letter-spacing:.12em;text-transform:uppercase;color:#f1c58e}

/* footer */
.footer{border-top:1px solid rgba(255,255,255,.13);background:var(--ink);padding:46px var(--gutter) 34px;color:#c9cbc3;font-size:14px}
.footer .cols{max-width:1325px;margin:0 auto;display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px}
.footer img{height:58px;width:auto;margin-bottom:14px}
.footer img.lockup{height:104px;width:auto;margin:0 0 16px -6px}
.footer h4{font-size:11px;letter-spacing:.24em;text-transform:uppercase;color:#f2c48d;margin:0 0 14px;font-weight:600}
.footer a{display:block;padding:4px 0;color:#d3d6cc}.footer a:hover{color:#ffe0a2}
.footer .base a{display:inline;padding:0;color:#b9c0b6;text-decoration:underline;text-underline-offset:3px}.footer .base a:hover{color:#ffe0a2}
.footer .base{max-width:1325px;margin:34px auto 0;padding-top:20px;border-top:1px solid rgba(255,255,255,.1);display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;font-size:12px;color:#9ea59b}

/* course section: shared by homepage and portal catalogue */
@media(min-width:861px){.coursegrid .coursecard h3{min-height:2.16em}.coursegrid .coursecard p:not(.empty){min-height:3.4em}}
.courses{background:radial-gradient(circle at 68% 0%,rgba(155,112,64,.15),transparent 42%),linear-gradient(110deg,#061612,#0f221b 55%,#111b16);position:relative;margin-top:-20px;padding-top:56px;border-radius:0}
.intro{display:grid;grid-template-columns:1.05fr 1fr auto;align-items:center;gap:60px;margin-bottom:44px}
.section h2{font-size:clamp(36px,3.1vw,48px);line-height:1.06;letter-spacing:-.012em;margin:0}
.intro p{font-size:15px;line-height:1.85;color:#c9cdc4;max-width:460px;margin:0}
.tools{display:flex;gap:14px;flex-wrap:wrap;align-items:center;margin:42px 0 24px}
.searchfield{position:relative;flex:1;min-width:240px;max-width:420px}
.searchfield .ico{position:absolute;left:16px;top:50%;transform:translateY(-50%);font-size:18px;color:#d6b488}
.searchfield input{width:100%;height:46px;border-radius:26px;border:1px solid rgba(255,235,205,.32);background:rgba(255,255,255,.05);color:var(--ivory);font:inherit;font-size:15px;padding:0 18px 0 46px}
.searchfield input::placeholder{color:#a8aea4}
.chips{display:flex;gap:8px;flex-wrap:wrap}
.chip{border:1px solid rgba(255,235,205,.28);background:transparent;color:#e6dccb;border-radius:99px;padding:9px 16px;font-size:13px;transition:.2s}
.chip:hover{border-color:#e1b878}.chip[aria-pressed="true"]{background:linear-gradient(120deg,#dfb17a,#ffe5af);color:#161b15;border-color:transparent;font-weight:600}
.coursegrid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.coursegrid .coursecard{min-height:232px}
.coursegrid .coursecard[hidden]{display:none}
.empty{grid-column:1/-1;text-align:center;color:#c4ccc3;padding:40px 0}
.more{text-align:center;margin-top:30px}


@media(max-width:1100px){.intro{grid-template-columns:1fr 1fr;gap:30px}.intro .outlinebtn{justify-self:start}.coursegrid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:860px){.intro{display:block}.intro p{margin-top:18px}.intro .outlinebtn{margin-top:20px}.coursegrid{grid-template-columns:1fr}.section{padding-top:56px;padding-bottom:56px}}

@media(max-width:1100px){
  .nav{gap:16px;padding-left:20px}.navlinks{gap:24px}.brand{padding-right:18px}
  .footer .cols{grid-template-columns:1fr 1fr}
}
@media(max-width:860px){
  .nav{width:calc(100% - 24px);margin-top:14px;height:64px;padding:0 10px 0 16px;gap:10px}
  .brand{border:0;padding-right:0}.brand img{height:70px;margin:-8px 0}
  .hamburger{display:grid;place-items:center;margin-left:auto;width:46px;height:46px;border:1px solid #ffe5b766;background:transparent;color:#fff3e4;border-radius:15px;font-size:22px;order:3}
  .navlinks{display:none;position:absolute;left:0;right:0;top:74px;flex-direction:column;align-items:stretch;gap:0;padding:12px 20px;background:rgba(9,32,29,.96);border:1px solid #ffe5b755;border-radius:22px;-webkit-backdrop-filter:blur(22px);backdrop-filter:blur(22px)}
  .navlinks.open{display:flex}.navlinks a{padding:15px 4px;border-bottom:1px solid rgba(255,255,255,.08);font-size:16px}.navlinks a:last-child{border:0}
  .navlinks a[aria-current="page"]:after,.navlinks a:hover:after{display:none}
  .navright{margin-left:auto;order:2;gap:10px}.goldbtn.small{padding:0 20px;gap:12px}
  .footer .cols{grid-template-columns:1fr}
}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;transition:none!important}}