/* =========================================================
   Quantam Academy — Premium EdTech Design System
   ========================================================= */
:root{
  /* Brand palette */
  --navy:#071A3D;
  --navy-2:#0B2A63;
  --blue:#2557F6;
  --cyan:#18C8FF;
  --violet:#7B4DFF;
  --green:#16A34A;
  --white:#FFFFFF;
  --grey:#F5F7FB;
  --grey-2:#EBEEF6;
  --ink:#0E1B33;
  --muted:#5A6785;
  --muted-2:#8A95AD;
  --line:#E4E8F2;

  --grad-brand:linear-gradient(120deg,#2557F6 0%,#18C8FF 55%,#7B4DFF 100%);
  --grad-navy:linear-gradient(160deg,#071A3D 0%,#0B2A63 60%,#102f6e 100%);
  --grad-soft:linear-gradient(135deg,#EEF3FF 0%,#F5F7FB 100%);

  --shadow-sm:0 1px 2px rgba(7,26,61,.06),0 2px 6px rgba(7,26,61,.05);
  --shadow:0 8px 30px rgba(7,26,61,.08);
  --shadow-lg:0 24px 60px rgba(7,26,61,.14);
  --radius:20px;
  --radius-sm:12px;
  --radius-lg:28px;

  --font-head:'Sora','Space Grotesk',system-ui,sans-serif;
  --font-body:'Inter','Manrope',system-ui,sans-serif;

  --container:1200px;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;scroll-padding-top:90px}
body{
  font-family:var(--font-body);
  color:var(--ink);
  background:var(--white);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul{list-style:none}
h1,h2,h3,h4,h5{font-family:var(--font-head);font-weight:700;line-height:1.15;color:var(--ink);letter-spacing:-.02em}
.container{max-width:var(--container);margin:0 auto;padding:0 24px}
.section{padding:88px 0}
.section[id],.page-hero[id]{scroll-margin-top:90px}
.section-sm{padding:56px 0}

/* ---------- Typography helpers ---------- */
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-family:var(--font-body);font-weight:600;font-size:.78rem;letter-spacing:.16em;text-transform:uppercase;color:var(--blue);margin-bottom:14px}
.eyebrow.on-dark{color:var(--cyan)}
.h-display{font-size:clamp(2.1rem,5vw,3.6rem);line-height:1.07}
.h-section{font-size:clamp(1.7rem,3.4vw,2.6rem)}
.lead{font-size:1.12rem;color:var(--muted)}
.text-grad{background:var(--grad-brand);-webkit-background-clip:text;background-clip:text;color:transparent}
.text-center{text-align:center}
.muted{color:var(--muted)}

.section-head{max-width:720px;margin:0 auto 52px}
.section-head.left{margin-left:0}
.section-head p{color:var(--muted);font-size:1.06rem;margin-top:14px}

/* ---------- Buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;font-family:var(--font-body);font-weight:600;font-size:.97rem;padding:13px 26px;border-radius:999px;cursor:pointer;border:1.5px solid transparent;transition:.25s cubic-bezier(.2,.7,.3,1);white-space:nowrap}
.btn-primary{background:var(--grad-brand);color:#fff;box-shadow:0 10px 24px rgba(37,87,246,.32)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 34px rgba(37,87,246,.42)}
.btn-secondary{background:#fff;color:var(--navy);border-color:var(--line)}
.btn-secondary:hover{border-color:var(--blue);color:var(--blue);transform:translateY(-2px)}
.btn-ghost{background:rgba(255,255,255,.08);color:#fff;border-color:rgba(255,255,255,.25)}
.btn-ghost:hover{background:rgba(255,255,255,.16);transform:translateY(-2px)}
.btn-green{background:var(--green);color:#fff}
.btn-green:hover{transform:translateY(-2px);box-shadow:0 12px 26px rgba(22,163,74,.32)}
.btn-sm{padding:9px 18px;font-size:.88rem}
.btn-block{width:100%}
.btn-lg{padding:16px 34px;font-size:1.05rem}

/* ---------- Header ---------- */
.site-header{position:sticky;top:0;z-index:1000;transition:.3s}
.site-header .bar{display:flex;align-items:center;gap:14px;height:74px;flex-wrap:nowrap}
.site-header nav{min-width:0;flex-shrink:1}
.site-header.solid{background:rgba(255,255,255,.92);backdrop-filter:blur(14px);box-shadow:var(--shadow-sm);border-bottom:1px solid var(--line)}
.brand{display:flex;align-items:center;flex-shrink:0}
.brand img{height:40px;width:auto}
.nav{display:flex;align-items:center;gap:2px;margin-left:10px;flex-wrap:nowrap}
.nav>li{flex-shrink:0}
.nav>li>a,.nav>li>.nav-trigger{display:inline-flex;align-items:center;gap:5px;padding:9px 11px;border-radius:10px;font-weight:500;font-size:.93rem;color:var(--ink);cursor:pointer;transition:.2s;background:none;border:none;font-family:var(--font-body);white-space:nowrap}
.nav>li>a:hover,.nav>li>.nav-trigger:hover{color:var(--blue);background:var(--grey)}
.header-actions{margin-left:auto;display:flex;align-items:center;gap:9px;flex-shrink:0;flex-grow:0}
.header-actions .btn{padding:10px 16px;font-size:.88rem;white-space:nowrap}

/* Mega menu */
.has-mega{position:relative}
.mega{position:absolute;top:calc(100% + 12px);left:50%;transform:translateX(-50%) translateY(8px);width:760px;max-width:92vw;background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow-lg);padding:24px;opacity:0;visibility:hidden;transition:.25s;display:grid;grid-template-columns:repeat(3,1fr);gap:8px 22px}
.has-mega:hover .mega,.has-mega:focus-within .mega{opacity:1;visibility:visible;transform:translateX(-50%) translateY(0)}
.mega a{display:flex;align-items:flex-start;gap:12px;padding:11px 12px;border-radius:12px;transition:.18s}
.mega a:hover{background:var(--grey)}
.mega a i{color:var(--blue);font-size:1.05rem;margin-top:3px;width:20px;text-align:center}
.mega a strong{display:block;font-size:.92rem;font-weight:600;color:var(--ink)}
.mega a span{font-size:.78rem;color:var(--muted)}

/* Mobile nav */
.burger{display:none;margin-left:auto;background:none;border:none;font-size:1.5rem;color:var(--navy);cursor:pointer}
.mobile-nav{position:fixed;inset:0 0 0 auto;width:min(86vw,360px);background:#fff;z-index:1200;transform:translateX(100%);transition:transform .32s cubic-bezier(.2,.7,.3,1),visibility .32s;visibility:hidden;box-shadow:var(--shadow-lg);overflow-y:auto;padding:22px}
.mobile-nav.open{transform:translateX(0);visibility:visible}
.mobile-nav .close{background:none;border:none;font-size:1.5rem;cursor:pointer;color:var(--navy);margin-left:auto;display:block}
.mobile-nav a{display:block;padding:13px 8px;border-bottom:1px solid var(--line);font-weight:500;color:var(--ink)}
.mobile-nav .btn{margin-top:8px}
.scrim{position:fixed;inset:0;background:rgba(7,26,61,.5);z-index:1100;opacity:0;visibility:hidden;transition:.3s}
.scrim.show{opacity:1;visibility:visible}

/* ---------- Hero ---------- */
.hero{background:var(--grad-navy);color:#fff;position:relative;overflow:hidden;padding:84px 0 96px}
.hero::before{content:"";position:absolute;width:560px;height:560px;border-radius:50%;background:radial-gradient(circle,rgba(24,200,255,.28),transparent 65%);top:-160px;right:-120px}
.hero::after{content:"";position:absolute;width:520px;height:520px;border-radius:50%;background:radial-gradient(circle,rgba(123,77,255,.22),transparent 65%);bottom:-200px;left:-140px}
.hero .container{position:relative;z-index:2}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:54px;align-items:center}
/* let grid tracks shrink below their content's intrinsic width on narrow screens
   (prevents the wide ticker / orbit visual from forcing the column past the viewport) */
.hero-grid>*{min-width:0}
.hero h1{color:#fff;font-size:clamp(2.2rem,4.6vw,3.5rem);overflow-wrap:break-word;word-break:break-word}
.hero p.lead{color:#C3D0EC;margin:22px 0 30px;font-size:1.16rem;max-width:560px}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px}
.hero-badges{display:flex;flex-wrap:wrap;gap:10px;margin-top:34px}
.hero-badges span{display:inline-flex;align-items:center;gap:8px;font-size:.84rem;font-weight:500;color:#D7E1F5;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14);padding:8px 14px;border-radius:999px}
.hero-badges i{color:var(--cyan)}

/* ---------- Hero "Knowledge Orbit" visual (signature piece) ---------- */
.hero-orbit-wrap{position:relative}

/* MOBILE-ONLY clean vertical skill layout (hidden on desktop; shown <=520px) */
.skill-stack{display:none;
  --c-data:#18C8FF;--c-ai:#7B4DFF;--c-cloud:#2557F6;--c-cyber:#16A34A;--c-design:#FF7AC2}
/* full premium core (same halo/dust/shine/pulse/spark as desktop) centered in its own stage */
.skill-core-stage{position:relative;width:200px;height:200px;margin:0 auto;display:grid;place-items:center}
/* stack the absolutely-positioned core layers onto the same centre point */
.skill-core-stage>*{grid-area:1/1}
.skill-stack-label{text-align:center;color:#C3D0EC;font-size:.82rem;font-weight:600;letter-spacing:.04em;text-transform:uppercase;margin:18px 0 16px;display:flex;align-items:center;justify-content:center;gap:8px}
.skill-stack-label i{color:var(--cyan)}
.skill-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.skill-chip{display:flex;align-items:center;gap:11px;padding:12px 14px;border-radius:14px;
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.13);backdrop-filter:blur(8px);min-width:0}
.skill-chip i{width:34px;height:34px;border-radius:50%;display:grid;place-items:center;color:#fff;font-size:.85rem;flex-shrink:0;box-shadow:inset 0 1px 4px rgba(255,255,255,.3)}
.skill-chip b{font-size:.86rem;font-weight:600;color:#EAF1FF;line-height:1.2;min-width:0;overflow-wrap:anywhere}
.orbit-stage{position:relative;width:100%;max-width:460px;aspect-ratio:1/1;margin:0 auto;display:grid;place-items:center;
  --c-data:#18C8FF;--c-ai:#7B4DFF;--c-cloud:#2557F6;--c-cyber:#16A34A;--c-design:#FF7AC2}
.bar{height:8px;border-radius:99px;background:var(--grey-2);overflow:hidden}
.bar>i{display:block;height:100%;border-radius:99px;background:var(--grad-brand)}

/* faint constellation sparks */
.orbit-spark{position:absolute;width:3px;height:3px;border-radius:50%;background:#fff;opacity:.5;box-shadow:0 0 8px 1px rgba(255,255,255,.6);animation:twinkle 3.4s ease-in-out infinite}
.orbit-spark.s1{top:8%;left:18%}.orbit-spark.s2{top:22%;right:10%;animation-delay:.6s}
.orbit-spark.s3{bottom:16%;left:8%;animation-delay:1.1s}.orbit-spark.s4{bottom:8%;right:22%;animation-delay:1.7s}
.orbit-spark.s5{top:50%;left:2%;animation-delay:2.2s}.orbit-spark.s6{top:46%;right:3%;animation-delay:.9s}
@keyframes twinkle{0%,100%{opacity:.18;transform:scale(.7)}50%{opacity:.9;transform:scale(1.3)}}

/* elliptical rings */
.orbit-ring{position:absolute;border-radius:50%;border:1px solid rgba(120,160,255,.18);box-shadow:inset 0 0 40px rgba(37,87,246,.08)}
.orbit-ring.ring-1{width:48%;height:48%}
.orbit-ring.ring-2{width:74%;height:74%;border-color:rgba(120,160,255,.14)}
.orbit-ring.ring-3{width:99%;height:99%;border-color:rgba(120,160,255,.1)}

/* rotors spin around the center; arm pushes node to its ring radius;
   node counter-spins (same duration+delay) so its text always stays upright */
.orbit-rotor{position:absolute;inset:0;animation:orbit-spin linear infinite}
/* Ring 1 (inner) — 2 nodes, 180° apart */
.rot-1{animation-duration:30s;animation-delay:0s}
.rot-2{animation-duration:30s;animation-delay:-15s}
/* Ring 2 (mid) — 4 nodes, 90° apart */
.rot-3{animation-duration:44s;animation-delay:0s}
.rot-4{animation-duration:44s;animation-delay:-11s}
.rot-6{animation-duration:44s;animation-delay:-22s}
.rot-7{animation-duration:44s;animation-delay:-33s}
/* Ring 3 (outer) — 3 nodes, 120° apart */
.rot-5{animation-duration:56s;animation-delay:0s}
.rot-8{animation-duration:56s;animation-delay:-18.6s}
.rot-9{animation-duration:56s;animation-delay:-37.3s}
@keyframes orbit-spin{from{transform:rotate(0)}to{transform:rotate(360deg)}}

/* arm: sits at rotor center, lifts the node up by the ring radius */
.orbit-arm{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)}
.arm-1{margin-top:-23%}.arm-2{margin-top:-23%}
.arm-3{margin-top:-37%}.arm-4{margin-top:-37%}.arm-6{margin-top:-37%}.arm-7{margin-top:-37%}
.arm-5{margin-top:-49.5%}.arm-8{margin-top:-49.5%}.arm-9{margin-top:-49.5%}

.orbit-node{display:flex;align-items:center;gap:8px;padding:8px 13px 8px 9px;border-radius:999px;
  background:rgba(13,28,60,.72);border:1px solid rgba(255,255,255,.16);backdrop-filter:blur(8px);
  box-shadow:0 10px 28px rgba(2,8,28,.45);white-space:nowrap;
  animation:orbit-counter linear infinite;animation-duration:inherit;animation-delay:inherit}
.orbit-node i{width:26px;height:26px;border-radius:50%;display:grid;place-items:center;font-size:.78rem;color:#fff;flex-shrink:0}
.orbit-node b{font-size:.78rem;font-weight:600;color:#EAF1FF;letter-spacing:.2px}
@keyframes orbit-counter{from{transform:rotate(0)}to{transform:rotate(-360deg)}}
.n-data i{background:var(--c-data)}.n-ai i{background:var(--c-ai)}
.n-cloud i{background:var(--c-cloud)}.n-cyber i{background:var(--c-cyber)}
.n-design i{background:var(--c-design)}
.n-web i{background:#0EA5E9}.n-devops i{background:#F59E0B}
.n-mkt i{background:#EF4444}.n-chain i{background:#8B5CF6}

/* decorative halo + orbiting dust hugging the core */
.core-halo{position:absolute;width:172px;height:172px;border-radius:50%;z-index:2;pointer-events:none;
  background:conic-gradient(from 0deg,transparent 0deg,rgba(24,200,255,.45) 60deg,transparent 140deg,transparent 220deg,rgba(123,77,255,.4) 300deg,transparent 360deg);
  -webkit-mask:radial-gradient(closest-side,transparent 78%,#000 80%,#000 92%,transparent 96%);
  mask:radial-gradient(closest-side,transparent 78%,#000 80%,#000 92%,transparent 96%);
  animation:halo-spin 14s linear infinite;opacity:.9}
@keyframes halo-spin{to{transform:rotate(360deg)}}
.core-dust{position:absolute;width:150px;height:150px;z-index:2;pointer-events:none;animation:dust-spin 9s linear infinite}
.core-dust span{position:absolute;top:50%;left:50%;width:3px;height:3px;border-radius:50%;background:#bfe4ff;box-shadow:0 0 7px 1px rgba(24,200,255,.8)}
.core-dust span:nth-child(1){transform:rotate(0deg) translateX(75px)}
.core-dust span:nth-child(2){transform:rotate(60deg) translateX(75px)}
.core-dust span:nth-child(3){transform:rotate(120deg) translateX(75px)}
.core-dust span:nth-child(4){transform:rotate(180deg) translateX(75px)}
.core-dust span:nth-child(5){transform:rotate(240deg) translateX(75px)}
.core-dust span:nth-child(6){transform:rotate(300deg) translateX(75px)}
@keyframes dust-spin{to{transform:rotate(-360deg)}}

/* glowing knowledge core */
.orbit-core{position:relative;width:118px;height:118px;border-radius:50%;display:grid;place-items:center;z-index:3;
  background:radial-gradient(circle at 35% 30%,#5B8BFF 0%,#2557F6 40%,#0B1E54 100%);
  box-shadow:0 0 0 1px rgba(255,255,255,.25),0 18px 50px rgba(37,87,246,.55),inset 0 0 30px rgba(24,200,255,.45);z-index:3}
.orbit-core{overflow:hidden}
.core-q{width:78%;height:78%;position:relative;z-index:2;filter:drop-shadow(0 4px 16px rgba(24,200,255,.55))}
.core-q-spark{transform-origin:50px 50px;animation:q-spark 6s linear infinite}
@keyframes q-spark{to{transform:rotate(360deg)}}
/* glossy light sweep across the sphere */
.core-shine{position:absolute;inset:0;border-radius:50%;z-index:2;pointer-events:none;overflow:hidden}
.core-shine::before{content:"";position:absolute;top:-60%;left:-30%;width:55%;height:220%;
  background:linear-gradient(105deg,transparent,rgba(255,255,255,.45),transparent);transform:rotate(18deg);
  animation:q-sweep 5.5s ease-in-out infinite}
@keyframes q-sweep{0%{left:-40%}55%,100%{left:130%}}
/* top highlight + bottom shadow for a real sphere feel */
.orbit-core::after{content:"";position:absolute;inset:0;border-radius:50%;z-index:2;pointer-events:none;
  background:radial-gradient(circle at 32% 26%,rgba(255,255,255,.5),transparent 42%),
             radial-gradient(circle at 70% 88%,rgba(2,8,28,.45),transparent 55%)}
.core-pulse{position:absolute;inset:0;border-radius:50%;border:1px solid rgba(24,200,255,.55);animation:core-ping 3.2s ease-out infinite}
.core-pulse.d2{animation-delay:1.6s}
@keyframes core-ping{0%{transform:scale(1);opacity:.7}80%,100%{transform:scale(1.85);opacity:0}}

/* premium glass ticker */
.orbit-ticker{position:relative;margin:22px auto 0;width:100%;max-width:430px;display:flex;align-items:center;gap:12px;
  background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.16);border-radius:14px;padding:11px 16px;backdrop-filter:blur(12px)}
.ot-dot{width:9px;height:9px;border-radius:50%;background:var(--green);box-shadow:0 0 0 0 rgba(22,163,74,.6);animation:live-dot 1.8s ease-out infinite;flex-shrink:0}
@keyframes live-dot{0%{box-shadow:0 0 0 0 rgba(22,163,74,.55)}100%{box-shadow:0 0 0 10px rgba(22,163,74,0)}}
.ot-rail{flex:1;min-width:0;overflow:hidden;-webkit-mask-image:linear-gradient(90deg,transparent,#000 12%,#000 88%,transparent)}
.ot-track{display:flex;gap:34px;width:max-content;animation:ticker 18s linear infinite}
.ot-track span{display:inline-flex;align-items:center;gap:8px;font-size:.82rem;font-weight:500;color:#D7E1F5;white-space:nowrap}
.ot-track i{color:var(--cyan)}
@keyframes ticker{from{transform:translateX(0)}to{transform:translateX(-50%)}}

@media(prefers-reduced-motion:reduce){
  .orbit-rotor,.orbit-node,.core-pulse,.ot-track,.ot-dot,.orbit-spark,.core-q-spark,.core-shine::before,.core-halo,.core-dust{animation:none!important}
}

/* ---------- Stats ---------- */
.stats{background:#fff;margin-top:-46px;position:relative;z-index:5}
.stats-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:18px;background:#fff;border:1px solid var(--line);border-radius:24px;box-shadow:var(--shadow);padding:32px 24px}
.stat{text-align:center;padding:6px}
.stat b{display:block;font-family:var(--font-head);font-size:2rem;background:var(--grad-brand);-webkit-background-clip:text;background-clip:text;color:transparent}
.stat span{font-size:.86rem;color:var(--muted)}

/* ---------- Cards / grids ---------- */
.grid{display:grid;gap:24px}
/* allow grid tracks to shrink below their content's intrinsic width
   so long text / fixed-padding children never overflow on small screens */
.grid>*{min-width:0}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px;box-shadow:var(--shadow-sm);transition:.28s}
.card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:transparent}
.card .ico{width:52px;height:52px;border-radius:14px;display:grid;place-items:center;font-size:1.35rem;color:#fff;background:var(--grad-brand);margin-bottom:18px}
.card h3{font-size:1.15rem;margin-bottom:10px}
.card p{color:var(--muted);font-size:.95rem}

/* feature list inline */
.tick{display:flex;align-items:flex-start;gap:11px;margin-bottom:12px}
.tick i{color:var(--green);margin-top:4px;font-size:.95rem}
.tick span{color:var(--ink);font-size:.96rem}

/* ---------- Course cards ---------- */
.course-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-sm);transition:.28s;display:flex;flex-direction:column}
.course-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.course-thumb{height:118px;background:var(--grad-navy);position:relative;display:grid;place-items:center;color:#fff;font-size:2rem}
.course-thumb.alt{background:var(--grad-brand)}
.course-thumb .cat-badge{position:absolute;top:12px;left:12px;background:rgba(255,255,255,.18);border:1px solid rgba(255,255,255,.3);color:#fff;font-size:.72rem;font-weight:600;padding:5px 11px;border-radius:99px;backdrop-filter:blur(6px)}
.course-thumb .lvl{position:absolute;top:12px;right:12px;background:#fff;color:var(--blue);font-size:.7rem;font-weight:700;padding:5px 10px;border-radius:99px}
.course-body{padding:20px;display:flex;flex-direction:column;flex:1}
.course-body h3{font-size:1.08rem;margin-bottom:8px}
.course-body .meta{display:flex;flex-wrap:wrap;gap:6px 14px;font-size:.8rem;color:var(--muted);margin:6px 0 12px}
.course-body .meta i{color:var(--blue);margin-right:4px}
.course-body p{font-size:.9rem;color:var(--muted);flex:1}
.course-foot{display:flex;align-items:center;justify-content:space-between;margin-top:16px;padding-top:14px;border-top:1px solid var(--line)}
.rating{font-size:.85rem;font-weight:600;color:var(--ink)}
.rating i{color:#F5A623}
.chip{display:inline-flex;align-items:center;gap:6px;font-size:.74rem;font-weight:600;padding:5px 11px;border-radius:99px;background:var(--grey);color:var(--muted)}
.chip.green{background:rgba(22,163,74,.12);color:var(--green)}
.chip.blue{background:rgba(37,87,246,.1);color:var(--blue)}
.chip.violet{background:rgba(123,77,255,.12);color:var(--violet)}

/* ---------- Journey timeline ---------- */
.journey{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.j-step{position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow-sm)}
.j-step .num{width:42px;height:42px;border-radius:12px;background:var(--grad-brand);color:#fff;display:grid;place-items:center;font-family:var(--font-head);font-weight:700;margin-bottom:16px}
.j-step h4{font-size:1.02rem;margin-bottom:6px}
.j-step p{font-size:.88rem;color:var(--muted)}

/* ---------- Testimonials ---------- */
.t-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px;box-shadow:var(--shadow-sm)}
.t-card .stars{color:#F5A623;margin-bottom:14px}
.t-card p{color:var(--ink);font-size:1rem;margin-bottom:20px}
.t-author{display:flex;align-items:center;gap:13px}
.t-author .av{width:46px;height:46px;border-radius:50%;background:var(--grad-brand);display:grid;place-items:center;color:#fff;font-weight:700}
.t-author b{display:block;font-size:.95rem}
.t-author span{font-size:.82rem;color:var(--muted)}

/* ---------- Mentor cards ---------- */
.mentor-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px;text-align:center;box-shadow:var(--shadow-sm);transition:.28s}
.mentor-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.mentor-card .av{width:86px;height:86px;border-radius:50%;margin:0 auto 16px;background:var(--grad-navy);display:grid;place-items:center;color:#fff;font-family:var(--font-head);font-size:1.6rem;font-weight:700}
.mentor-card h4{font-size:1.1rem;margin-bottom:3px}
.mentor-card .role{color:var(--blue);font-size:.88rem;font-weight:600;margin-bottom:10px}
.mentor-card .spec{font-size:.85rem;color:var(--muted);margin-bottom:14px}
.mentor-card .ln{display:inline-flex;align-items:center;gap:7px;font-size:.82rem;font-weight:600;color:var(--blue);background:none;border:none;cursor:pointer;font-family:var(--font-body);padding:8px 16px;border-radius:999px;transition:.2s;border:1.5px solid transparent}
.mentor-card .ln:hover{background:rgba(37,87,246,.08);border-color:rgba(37,87,246,.2)}
.mentor-card .ln i{transition:transform .2s}
.mentor-card .ln:hover i{transform:translateX(3px)}

/* ---------- Mentor profile slide-over drawer ---------- */
.drawer-scrim{position:fixed;inset:0;background:rgba(7,26,61,.55);backdrop-filter:blur(2px);z-index:1300;opacity:0;visibility:hidden;transition:.3s}
.drawer-scrim.show{opacity:1;visibility:visible}
.mentor-drawer{position:fixed;top:0;right:0;height:100%;width:min(94vw,440px);background:#fff;z-index:1400;
  transform:translateX(100%);transition:transform .38s cubic-bezier(.2,.7,.3,1);box-shadow:-18px 0 60px rgba(7,26,61,.28);
  overflow-y:auto;padding:30px 28px 40px;display:flex;flex-direction:column;gap:18px}
.mentor-drawer.open{transform:translateX(0)}
.drawer-close{position:absolute;top:18px;right:18px;width:38px;height:38px;border-radius:50%;border:1px solid var(--line);
  background:#fff;color:var(--ink);font-size:1.05rem;cursor:pointer;display:grid;place-items:center;transition:.2s}
.drawer-close:hover{background:var(--grey);color:var(--blue)}
.md-head{display:flex;align-items:center;gap:16px;padding-right:40px;margin-top:4px}
.md-av{width:74px;height:74px;border-radius:50%;flex-shrink:0;background:var(--grad-navy);color:#fff;
  display:grid;place-items:center;font-family:var(--font-head);font-size:1.5rem;font-weight:700;box-shadow:0 8px 22px rgba(7,26,61,.35)}
.md-head h3{font-size:1.25rem;line-height:1.2}
.md-role{color:var(--blue);font-weight:600;font-size:.9rem;margin-top:3px}
.md-meta{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.md-stat{display:flex;align-items:center;gap:11px;background:var(--grey);border-radius:14px;padding:13px 15px}
.md-stat i{width:34px;height:34px;border-radius:10px;background:rgba(37,87,246,.1);color:var(--blue);display:grid;place-items:center;font-size:.9rem;flex-shrink:0}
.md-stat b{display:block;font-family:var(--font-head);font-size:.98rem;line-height:1.1}
.md-stat span{font-size:.74rem;color:var(--muted)}
.md-block h4{font-size:.82rem;text-transform:uppercase;letter-spacing:.6px;color:var(--muted);display:flex;align-items:center;gap:8px;margin-bottom:9px}
.md-block h4 i{color:var(--blue);font-size:.85rem}
.md-block p{font-size:.92rem;color:var(--ink);line-height:1.6}
.md-tags{display:flex;flex-wrap:wrap;gap:8px}
.md-tag{font-size:.78rem;font-weight:500;padding:6px 12px;border-radius:999px;background:rgba(37,87,246,.08);color:var(--blue);border:1px solid rgba(37,87,246,.16)}
.md-list{display:flex;flex-direction:column;gap:9px}
.md-list li{position:relative;padding-left:24px;font-size:.9rem;color:var(--ink);line-height:1.5}
.md-list li::before{content:"\\f00c";font-family:"Font Awesome 6 Free";font-weight:900;position:absolute;left:0;top:1px;color:var(--green);font-size:.78rem}

/* ---------- Pricing ---------- */
.price-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:32px 28px;box-shadow:var(--shadow-sm);display:flex;flex-direction:column;transition:.28s;position:relative}
.price-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.price-card.feat{border:2px solid var(--blue);box-shadow:var(--shadow-lg)}
.price-card.feat::before{content:"Most Popular";position:absolute;top:-13px;left:50%;transform:translateX(-50%);background:var(--grad-brand);color:#fff;font-size:.74rem;font-weight:700;padding:6px 16px;border-radius:99px}
.price-card h3{font-size:1.25rem;margin-bottom:6px}
.price-card .price{font-family:var(--font-head);font-size:2.2rem;margin:14px 0 4px}
.price-card .price small{font-size:.9rem;color:var(--muted);font-weight:500;font-family:var(--font-body)}
.price-card .pdesc{color:var(--muted);font-size:.9rem;margin-bottom:20px}
.price-card ul{flex:1;margin-bottom:22px}
.price-card .tick{margin-bottom:11px}

/* ---------- Accordion ---------- */
.accordion .ac-item{border:1px solid var(--line);border-radius:14px;margin-bottom:12px;overflow:hidden;background:#fff;transition:.2s}
.accordion .ac-item.open{box-shadow:var(--shadow);border-color:transparent}
.ac-q{width:100%;text-align:left;background:none;border:none;padding:18px 22px;display:flex;align-items:center;justify-content:space-between;cursor:pointer;font-family:var(--font-head);font-weight:600;font-size:1.02rem;color:var(--ink);gap:14px}
.ac-q i{transition:.3s;color:var(--blue);flex-shrink:0}
.ac-item.open .ac-q i{transform:rotate(180deg)}
.ac-a{max-height:0;overflow:hidden;transition:max-height .35s ease}
.ac-a .inner{padding:0 22px 20px;color:var(--muted);font-size:.96rem}

/* ---------- Banner CTA ---------- */
.cta-banner{background:var(--grad-navy);border-radius:var(--radius-lg);padding:56px;text-align:center;color:#fff;position:relative;overflow:hidden}
.cta-banner::before{content:"";position:absolute;width:400px;height:400px;border-radius:50%;background:radial-gradient(circle,rgba(24,200,255,.25),transparent 60%);top:-150px;right:-80px}
.cta-banner h2{color:#fff;font-size:clamp(1.7rem,3.5vw,2.6rem);position:relative}
.cta-banner p{color:#C3D0EC;margin:16px auto 28px;max-width:560px;position:relative}
.cta-banner .hero-cta{justify-content:center;position:relative}

/* ---------- Section bg variants ---------- */
.bg-grey{background:var(--grey)}
.bg-soft{background:var(--grad-soft)}

/* ---------- Page hero (interior) ---------- */
.page-hero{background:var(--grad-navy);color:#fff;padding:64px 0 72px;position:relative;overflow:hidden}
.page-hero::before{content:"";position:absolute;width:420px;height:420px;border-radius:50%;background:radial-gradient(circle,rgba(24,200,255,.22),transparent 65%);top:-140px;right:-80px}
.page-hero .container{position:relative;z-index:2}
.page-hero h1{color:#fff;font-size:clamp(2rem,4vw,3rem);max-width:760px}
.page-hero p{color:#C3D0EC;margin-top:16px;max-width:640px;font-size:1.1rem}
.breadcrumb{display:flex;gap:8px;font-size:.85rem;color:#9DB0D6;margin-bottom:18px;flex-wrap:wrap}
.breadcrumb a:hover{color:#fff}
.breadcrumb span{color:var(--cyan)}

/* ---------- Forms ---------- */
.form-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:32px;box-shadow:var(--shadow)}
.field{margin-bottom:18px}
.field label{display:block;font-size:.86rem;font-weight:600;margin-bottom:7px;color:var(--ink)}
.field label .req{color:#e23}
.field input,.field select,.field textarea{width:100%;padding:12px 15px;border:1.5px solid var(--line);border-radius:11px;font-family:var(--font-body);font-size:.95rem;color:var(--ink);background:#fff;transition:.2s}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--blue);box-shadow:0 0 0 4px rgba(37,87,246,.12)}
.field textarea{min-height:120px;resize:vertical}
.field .err{color:#e23;font-size:.78rem;margin-top:5px;display:none}
.field.invalid .err{display:block}
.field.invalid input,.field.invalid select,.field.invalid textarea{border-color:#e23}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.consent{display:flex;align-items:flex-start;gap:10px;font-size:.85rem;color:var(--muted)}
.consent input{width:auto;margin-top:3px}
.form-ok{display:none;background:rgba(22,163,74,.1);border:1px solid rgba(22,163,74,.3);color:var(--green);padding:14px 18px;border-radius:12px;font-weight:600;font-size:.92rem;margin-bottom:18px}
.form-ok.show{display:block}

/* ---------- Footer ---------- */
.footer{background:var(--navy);color:#C3D0EC;padding:64px 0 28px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr 1.2fr;gap:34px}
.footer h5{color:#fff;font-family:var(--font-head);font-size:.95rem;margin-bottom:18px;letter-spacing:.02em}
.footer a{display:block;color:#9DB0D6;font-size:.9rem;padding:6px 0;transition:.18s}
.footer a:hover{color:var(--cyan)}
.footer .brand-col img{height:38px;margin-bottom:16px}
.footer .brand-col p{font-size:.9rem;color:#9DB0D6;margin-bottom:18px}
.foot-social{display:flex;gap:10px}
.foot-social a{width:38px;height:38px;border-radius:10px;background:rgba(255,255,255,.07);display:grid;place-items:center;color:#fff;font-size:1rem;padding:0}
.foot-social a:hover{background:var(--grad-brand)}
.news-form{display:flex;gap:8px;margin-top:14px}
.news-form input{flex:1;padding:11px 14px;border-radius:10px;border:1px solid rgba(255,255,255,.15);background:rgba(255,255,255,.06);color:#fff;font-size:.88rem}
.news-form input::placeholder{color:#7d8db3}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);margin-top:48px;padding-top:24px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:14px;font-size:.84rem;color:#7d8db3}
.footer-bottom .links{display:flex;gap:18px;flex-wrap:wrap}
.footer-bottom a{display:inline;padding:0}

/* ---------- Chat / float widgets ---------- */
.chat-fab{position:fixed;bottom:24px;right:24px;z-index:900;width:58px;height:58px;border-radius:50%;background:var(--green);color:#fff;display:grid;place-items:center;font-size:1.5rem;box-shadow:var(--shadow-lg);cursor:pointer;border:none;transition:.25s}
.chat-fab:hover{transform:scale(1.08)}

/* exit popup */
.popup-scrim{position:fixed;inset:0;background:rgba(7,26,61,.6);z-index:2000;display:none;align-items:center;justify-content:center;padding:20px}
.popup-scrim.show{display:flex}
.popup{background:#fff;border-radius:24px;max-width:460px;width:100%;padding:38px 32px;text-align:center;position:relative;box-shadow:var(--shadow-lg)}
.popup .close{position:absolute;top:14px;right:16px;background:none;border:none;font-size:1.4rem;cursor:pointer;color:var(--muted)}
.popup .ico-big{width:64px;height:64px;border-radius:18px;background:var(--grad-brand);display:grid;place-items:center;color:#fff;font-size:1.7rem;margin:0 auto 18px}
.popup h3{font-size:1.4rem;margin-bottom:10px}
.popup p{color:var(--muted);margin-bottom:20px}

/* ---------- Tabs / filters ---------- */
.tabs{display:flex;flex-wrap:wrap;gap:9px;margin-bottom:30px;justify-content:center}
.tab{padding:9px 18px;border-radius:99px;border:1.5px solid var(--line);background:#fff;font-size:.88rem;font-weight:500;cursor:pointer;transition:.2s;color:var(--muted);font-family:var(--font-body)}
.tab:hover{border-color:var(--blue);color:var(--blue)}
.tab.active{background:var(--grad-brand);color:#fff;border-color:transparent}
.filter-bar{background:#fff;border:1px solid var(--line);border-radius:18px;padding:20px;box-shadow:var(--shadow-sm);margin-bottom:30px}
.search-wrap{position:relative;margin-bottom:16px}
.search-wrap i{position:absolute;left:16px;top:50%;transform:translateY(-50%);color:var(--muted)}
.search-wrap input{width:100%;padding:13px 16px 13px 44px;border:1.5px solid var(--line);border-radius:12px;font-size:.95rem}
.search-wrap input:focus{outline:none;border-color:var(--blue);box-shadow:0 0 0 4px rgba(37,87,246,.12)}
.filter-row{display:flex;flex-wrap:wrap;gap:12px}
.filter-row select{padding:10px 14px;border:1.5px solid var(--line);border-radius:10px;font-size:.88rem;color:var(--ink);background:#fff;flex:1;min-width:150px}

/* ---------- LMS sidebar mock ---------- */
.lms-mock{background:#fff;border:1px solid var(--line);border-radius:24px;box-shadow:var(--shadow-lg);overflow:hidden;display:grid;grid-template-columns:210px 1fr}
.lms-side{background:var(--navy);color:#C3D0EC;padding:22px 16px}
.lms-side .lbrand{display:flex;align-items:center;gap:9px;color:#fff;font-family:var(--font-head);font-weight:700;margin-bottom:24px;font-size:.95rem}
.lms-side .lbrand .dot{width:26px;height:26px;border-radius:8px;background:var(--grad-brand)}
.lms-side a{display:flex;align-items:center;gap:11px;padding:10px 12px;border-radius:10px;font-size:.88rem;color:#9DB0D6;margin-bottom:3px}
.lms-side a.on,.lms-side a:hover{background:rgba(255,255,255,.08);color:#fff}
.lms-main{padding:24px}
.lms-main .lhead{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px}
.lms-main .lhead h4{font-size:1.15rem}
.lms-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-bottom:20px}
.lms-stats .ls{background:var(--grey);border-radius:14px;padding:16px}
.lms-stats .ls b{font-family:var(--font-head);font-size:1.5rem;display:block}
.lms-stats .ls span{font-size:.76rem;color:var(--muted)}
.lms-list .li{display:flex;align-items:center;gap:14px;padding:13px;border:1px solid var(--line);border-radius:12px;margin-bottom:10px}
.lms-list .li .ic{width:38px;height:38px;border-radius:10px;background:rgba(37,87,246,.1);color:var(--blue);display:grid;place-items:center}
.lms-list .li b{font-size:.9rem;display:block}
.lms-list .li span{font-size:.78rem;color:var(--muted)}

/* ---------- Certificate ---------- */
.certificate{background:#fff;border:1px solid var(--line);border-radius:18px;padding:8px;box-shadow:var(--shadow-lg);max-width:620px;margin:0 auto}
.cert-inner{border:3px solid var(--blue);border-radius:12px;padding:38px 34px;text-align:center;position:relative;background:linear-gradient(160deg,#fff,#f7f9ff)}
.cert-inner::before{content:"";position:absolute;inset:8px;border:1px solid var(--cyan);border-radius:8px;pointer-events:none}
.cert-inner img{height:42px;margin:0 auto 10px}
.cert-inner .cert-tag{font-size:.72rem;letter-spacing:.2em;text-transform:uppercase;color:var(--blue);font-weight:700}
.cert-inner h3{font-size:1.7rem;margin:14px 0 6px;font-family:var(--font-head)}
.cert-inner .name{font-size:1.5rem;color:var(--violet);font-family:var(--font-head);border-bottom:2px solid var(--line);display:inline-block;padding:0 28px 6px;margin:10px 0}
.cert-inner .course-name{font-weight:600;margin:10px 0}
.cert-meta{display:flex;justify-content:space-between;margin-top:28px;font-size:.78rem;color:var(--muted);text-align:left}
.cert-meta .qr{width:54px;height:54px;background:repeating-conic-gradient(#071A3D 0 25%,#fff 0 50%) 0 0/14px 14px;border-radius:6px}

/* ---------- Reveal animation ---------- */
.reveal{opacity:0;transform:translateY(26px);transition:.7s cubic-bezier(.2,.7,.3,1)}
.reveal.in{opacity:1;transform:none}

/* ---------- Misc ---------- */
.badge-soft{display:inline-flex;align-items:center;gap:7px;font-size:.8rem;font-weight:600;color:var(--blue);background:rgba(37,87,246,.08);padding:7px 14px;border-radius:99px}
.divider{height:1px;background:var(--line);margin:24px 0}
.icon-list-2{display:grid;grid-template-columns:1fr 1fr;gap:8px 26px}
.value-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow-sm);transition:.25s}
.value-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
.value-card .ico{width:46px;height:46px;border-radius:12px;background:rgba(37,87,246,.1);color:var(--blue);display:grid;place-items:center;font-size:1.2rem;margin-bottom:14px}
.tl{position:relative;padding-left:34px;border-left:2px solid var(--line)}
.tl-item{position:relative;padding-bottom:34px}
.tl-item::before{content:"";position:absolute;left:-43px;top:2px;width:18px;height:18px;border-radius:50%;background:var(--grad-brand);border:3px solid #fff;box-shadow:0 0 0 2px var(--blue)}
.tl-item .yr{font-family:var(--font-head);font-weight:700;color:var(--blue);font-size:.95rem}
.tl-item h4{margin:5px 0 6px;font-size:1.1rem}
.tl-item p{color:var(--muted);font-size:.92rem}

/* course detail layout: main column + sidebar enroll card */
.course-layout{display:grid;grid-template-columns:1fr 360px;gap:40px;align-items:flex-start}

/* sticky enroll card */
.sticky-card{position:sticky;top:96px}

/* policy prose */
.prose h2{font-size:1.4rem;margin:34px 0 14px}
.prose h3{font-size:1.1rem;margin:22px 0 10px}
.prose p{color:var(--muted);margin-bottom:14px}
.prose ul{margin:0 0 16px 0}
.prose ul li{position:relative;padding-left:24px;margin-bottom:9px;color:var(--muted)}
.prose ul li::before{content:"";position:absolute;left:6px;top:10px;width:6px;height:6px;border-radius:50%;background:var(--blue)}
.prose strong{color:var(--ink)}

/* ---------- Responsive ---------- */
/* Mid-desktop: drop the secondary "Student Login" button to free up room
   before anything is forced to overflow/clip. */
@media(max-width:1180px){
  .header-actions .desktop-only{display:none}
}
/* Collapse the full nav into a hamburger before it can overflow the header.
   8 nav links + brand + the primary CTA need this much room. */
@media(max-width:1080px){
  .nav{display:none}
  .burger{display:block}
}
@media(max-width:1024px){
  .hero-grid{grid-template-columns:1fr;gap:40px}
  .orbit-stage{max-width:380px}
  .stats-grid{grid-template-columns:repeat(3,1fr)}
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .journey{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr}
  /* course detail: stack main + enroll sidebar */
  .course-layout{grid-template-columns:1fr;gap:32px}
  .sticky-card{position:static;top:auto}
}
@media(max-width:768px){
  .section{padding:60px 0}
  .grid-2,.grid-3,.grid-4{grid-template-columns:1fr}
  .stats-grid{grid-template-columns:repeat(2,1fr);gap:10px}
  .journey{grid-template-columns:1fr}
  .form-row{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
  .icon-list-2{grid-template-columns:1fr}
  .lms-mock{grid-template-columns:1fr}
  .lms-side{display:flex;gap:6px;overflow-x:auto;padding:14px}
  .lms-side .lbrand{display:none}
  .lms-side a{white-space:nowrap;margin-bottom:0}
  .cta-banner{padding:38px 22px}
  .footer-bottom{flex-direction:column}
  /* page heroes: tighten vertical padding on tablets/phones */
  .page-hero{padding:48px 0 52px}
  .section-head{margin-bottom:38px}
  /* lms inner stat strip */
  .lms-stats{grid-template-columns:repeat(3,1fr)}
}
@media(max-width:520px){
  /* On phones the rotating orbit feels cluttered — hide it and show a clean,
     premium vertical layout (glowing Q core + tidy skill-domain grid). */
  .orbit-stage{display:none}
  .skill-stack{display:block}
  .stats-grid{grid-template-columns:1fr 1fr}
  .footer-grid{grid-template-columns:1fr}
  .hero-cta .btn{width:100%}
  .hero-cta{width:100%}
  .container{padding:0 16px}
  .site-header .bar{gap:8px}
  .header-actions{gap:6px}
  .header-actions .btn-sm{padding:9px 12px;font-size:.82rem}
  .brand img{height:34px}
  /* full-width primary CTAs on phones */
  .btn-lg{width:100%;justify-content:center;padding:15px 24px}
  .section{padding:48px 0}
  .page-hero{padding:40px 0 44px}
  .section-head{margin-bottom:30px}
  /* mentor drawer fills the phone screen comfortably */
  .mentor-drawer{width:100%}
  /* comparison / data tables scroll horizontally instead of breaking layout */
  .lms-stats{grid-template-columns:1fr 1fr}
  /* shrink generous card padding on phones */
  .card{padding:22px}
  .cta-banner{padding:30px 18px}
}
/* small phones: compact the long counseling button to icon + short label
   before the header CTA can push the layout wider than the viewport */
@media(max-width:440px){
  .header-actions .btn .btn-label-long{display:none}
}
@media(max-width:380px){
  .stats-grid{grid-template-columns:1fr}
}