/* ==========================================================================
   Hasan Ramdani — Portfolio
   Theme: OLED black · Liquid Glass · monochrome (brushed silver)
   Fonts are loaded from index.html (Manrope).
   ========================================================================== */

:root{
  color-scheme:dark;

  /* monochrome palette */
  --bg:#000;
  --ink:#f6f6f7;
  --ink-2:#cdced2;           /* body copy */
  --ink-3:#a0a2a9;           /* secondary copy */
  --line:rgba(255,255,255,.12);
  --silver:linear-gradient(180deg,#fff 8%,#dedfe2 52%,#8d9097 125%);

  /* type scale — nothing on the page is smaller than 14px */
  --fs-xs:.875rem;           /* 14px  tags, footer, dates */
  --fs-sm:.9375rem;          /* 15px  nav, buttons, meta */
  --fs-base:1.0625rem;       /* 17px  body */
  --fs-md:1.1875rem;         /* 19px  lead */
  --fs-lg:1.5rem;            /* 24px  card titles */

  --max:1180px;
  --ease-spring:cubic-bezier(.34,1.56,.64,1);
  --ease-out:cubic-bezier(.22,1,.36,1);
  --period:48vw;             /* one wavelength of the background sine waves */
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:112px;-webkit-text-size-adjust:100%}
body{
  font-family:Manrope,"Segoe UI",system-ui,-apple-system,Arial,sans-serif;
  font-size:var(--fs-base);line-height:1.7;color:var(--ink);
  background:var(--bg);
  font-variant-numeric:tabular-nums;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
a{color:inherit;text-decoration:none}
ul{list-style:none}
img{display:block;max-width:100%}
.ico{width:1.15em;height:1.15em;flex:none;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
:focus-visible{outline:2px solid #fff;outline-offset:4px;border-radius:8px}
.skip{position:absolute;left:16px;top:-60px;z-index:100;padding:10px 16px;border-radius:999px;background:#fff;color:#000;font-weight:700;font-size:var(--fs-sm);transition:top .2s}
.skip:focus{top:12px}

/* ==========================================================================
   Ambient layer — the "stuff behind the glass"
   Soft monochrome light + three-phase sine waves (A / B / C, 120° apart).
   ========================================================================== */
.ambient{position:fixed;inset:0;z-index:-1;overflow:hidden;pointer-events:none;background:#000}
.orb{position:absolute;border-radius:50%;will-change:transform;
  background:radial-gradient(circle,rgba(255,255,255,.26),rgba(255,255,255,.09) 40%,rgba(255,255,255,0) 68%)}
.o1{width:70vmax;height:70vmax;left:-26vmax;top:-34vmax;opacity:.85;animation:drift-a 44s ease-in-out infinite alternate}
.o2{width:52vmax;height:52vmax;left:46vw;top:4vh;opacity:.9;animation:drift-b 52s ease-in-out infinite alternate}
.o3{width:48vmax;height:48vmax;left:-6vw;bottom:-30vmax;opacity:.7;animation:drift-c 48s ease-in-out infinite alternate}
@keyframes drift-a{to{transform:translate3d(14vmax,10vmax,0) scale(1.08)}}
@keyframes drift-b{to{transform:translate3d(-12vmax,-8vmax,0) scale(.94)}}
@keyframes drift-c{to{transform:translate3d(10vmax,-9vmax,0) scale(1.1)}}

.waves-mask{position:absolute;inset:0;
  -webkit-mask-image:radial-gradient(ellipse 85% 62% at 50% 50%,#000 25%,transparent 78%);
  mask-image:radial-gradient(ellipse 85% 62% at 50% 50%,#000 25%,transparent 78%)}
.waves{position:absolute;left:0;top:50%;width:calc(var(--period)*6);height:76vh;transform:translateY(-50%);
  animation:flow 40s linear infinite;overflow:visible}
.waves path{fill:none;stroke:#fff;stroke-width:1.3;vector-effect:non-scaling-stroke;stroke-linecap:round}
.waves .pa{opacity:.27}.waves .pb{opacity:.16}.waves .pc{opacity:.09}
@keyframes flow{to{transform:translate3d(calc(var(--period)*-1),-50%,0)}}

/* ==========================================================================
   LIQUID GLASS material
   1. blur + brightness lift (the frosted body)
   2. tint gradient (thicker toward the light, clearer in the middle)
   3. rim light: gradient hairline, brightest top-left and bottom-right
   4. inner specular edges + soft depth shadow
   5. pointer glow (JS sets --mx / --my / --glow)
   6. optional lens: SVG refraction on Chromium (JS adds .lens-on)
   ========================================================================== */
.glass{
  --r:30px;--blur:20px;
  position:relative;isolation:isolate;
  border-radius:var(--r);
  background:
    linear-gradient(135deg,rgba(255,255,255,.15) 0%,rgba(255,255,255,.045) 38%,rgba(255,255,255,.02) 62%,rgba(255,255,255,.09) 100%);
  -webkit-backdrop-filter:blur(var(--blur)) saturate(150%) brightness(1.12);
  backdrop-filter:blur(var(--blur)) saturate(150%) brightness(1.12);
  box-shadow:
    inset 0 1.5px 0 rgba(255,255,255,.34),
    inset 0 -1px 0 rgba(255,255,255,.07),
    inset 1.5px 0 0 rgba(255,255,255,.12),
    inset -1px 0 0 rgba(255,255,255,.05),
    inset 0 0 24px rgba(255,255,255,.07),
    0 30px 70px -28px rgba(0,0,0,.85),
    0 2px 8px rgba(0,0,0,.45);
}
.glass.thin{--blur:8px;--blur-lens:2px}
.glass::before{ /* rim light */
  content:"";position:absolute;inset:0;border-radius:inherit;padding:1.5px;pointer-events:none;
  background:linear-gradient(142deg,rgba(255,255,255,.8),rgba(255,255,255,.1) 26%,rgba(255,255,255,.02) 52%,rgba(255,255,255,.14) 78%,rgba(255,255,255,.5));
  -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);
  -webkit-mask-composite:xor;mask-composite:exclude;
}
.glass::after{ /* pointer glow, sits under the content */
  content:"";position:absolute;inset:0;border-radius:inherit;pointer-events:none;z-index:-1;
  background:radial-gradient(380px circle at var(--mx,50%) var(--my,0%),rgba(255,255,255,.2),rgba(255,255,255,.05) 45%,transparent 70%);
  opacity:var(--glow,0);transition:opacity .4s var(--ease-out);
}
.glass{ /* static specular sheen: a soft diagonal band of light */
  background-image:
    linear-gradient(115deg,transparent 34%,rgba(255,255,255,.07) 46%,rgba(255,255,255,.02) 54%,transparent 62%),
    linear-gradient(135deg,rgba(255,255,255,.15) 0%,rgba(255,255,255,.045) 38%,rgba(255,255,255,.02) 62%,rgba(255,255,255,.09) 100%);
}
/* Chromium only: real refraction. The filter is built per element in script.js. */
.glass.lens-on{
  -webkit-backdrop-filter:blur(var(--blur-lens,var(--blur))) var(--lens) saturate(150%) brightness(1.12);
  backdrop-filter:blur(var(--blur-lens,var(--blur))) var(--lens) saturate(150%) brightness(1.12);
}

/* cheap glass for small chips: no backdrop, same edge language */
.glass-lite{
  background:linear-gradient(145deg,rgba(255,255,255,.12),rgba(255,255,255,.035));
  box-shadow:inset 0 1px 0 rgba(255,255,255,.3),inset 0 0 0 1px rgba(255,255,255,.1),0 8px 22px -10px rgba(0,0,0,.8);
}

@supports not ((backdrop-filter:blur(1px)) or (-webkit-backdrop-filter:blur(1px))){
  .glass{background:rgba(24,24,26,.88)}
}
@media (prefers-reduced-transparency:reduce){
  .glass,.glass.lens-on{-webkit-backdrop-filter:none;backdrop-filter:none;background:rgba(22,22,24,.94)}
}

/* ==========================================================================
   Top bar (floating glass pill)
   ========================================================================== */
.topbar{
  position:sticky;top:14px;z-index:20;
  max-width:var(--max);height:72px;margin:16px auto 0;padding:0 14px 0 22px;
  display:flex;align-items:center;justify-content:space-between;gap:20px;
}
.topbar-glass{position:absolute;inset:0;--r:36px;--blur:16px;--blur-lens:6px;pointer-events:none;
  background-image:linear-gradient(135deg,rgba(255,255,255,.14),rgba(255,255,255,.04) 45%,rgba(255,255,255,.08));
  background-color:rgba(6,6,8,.4)}
.brand{position:relative;display:flex;align-items:center;height:48px;padding:0 4px;border-radius:14px;transition:transform .4s var(--ease-spring)}
.brand img{height:42px;width:auto;filter:drop-shadow(0 2px 10px rgba(255,255,255,.18))}
.brand:hover{transform:scale(1.07)}
.brand:active{transform:scale(.95)}

#site-nav{position:relative;display:flex;align-items:center;gap:4px;font-size:var(--fs-sm);font-weight:600;color:var(--ink-2)}
#site-nav a{position:relative;z-index:1;padding:.6rem 1rem;border-radius:999px;transition:color .25s}
#site-nav a:hover,#site-nav a.active{color:#fff}
#site-nav .nav-cta{
  display:inline-flex;align-items:center;gap:.5rem;margin-left:10px;color:#0a0a0b;font-weight:700;
  background:linear-gradient(180deg,#fff,#d4d5d9 62%,#bcbec3);
  box-shadow:inset 0 1px 0 #fff,inset 0 -2px 6px rgba(0,0,0,.16),0 6px 22px rgba(255,255,255,.12);
  transition:transform .35s var(--ease-spring),box-shadow .3s;
}
#site-nav .nav-cta:hover{color:#000;transform:translateY(-1px) scale(1.04)}
#site-nav .nav-cta:active{transform:scale(.96)}
.nav-ind{ /* sliding glass pill under the active link */
  position:absolute;left:0;top:50%;height:42px;width:0;border-radius:999px;opacity:0;pointer-events:none;
  background:linear-gradient(180deg,rgba(255,255,255,.2),rgba(255,255,255,.07));
  box-shadow:inset 0 1px 0 rgba(255,255,255,.4),inset 0 0 0 1px rgba(255,255,255,.14),0 6px 18px -6px rgba(0,0,0,.7);
  transform:translate3d(0,-50%,0);
  transition:transform .55s var(--ease-spring),width .55s var(--ease-spring),opacity .3s;
}
.nav-ind.on{opacity:1}

.menu-btn{position:relative;display:none;width:48px;height:48px;border:0;border-radius:50%;background:rgba(255,255,255,.08);color:#fff;cursor:pointer;
  box-shadow:inset 0 1px 0 rgba(255,255,255,.3),inset 0 0 0 1px rgba(255,255,255,.12);transition:transform .35s var(--ease-spring)}
.menu-btn:active{transform:scale(.92)}
.menu-btn svg{margin:auto;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round}
.menu-btn .i-close{display:none}
.menu-btn[aria-expanded="true"] .i-open{display:none}
.menu-btn[aria-expanded="true"] .i-close{display:block}

/* ==========================================================================
   Buttons / pills
   ========================================================================== */
.button,.pill{
  --r:999px;
  display:inline-flex;align-items:center;justify-content:center;gap:.6rem;
  padding:.95rem 1.55rem;border-radius:999px;font-size:var(--fs-sm);font-weight:700;line-height:1.2;
  transition:transform .4s var(--ease-spring),box-shadow .3s,background .3s;
}
.button:hover,.pill:hover{transform:translateY(-2px) scale(1.02)}
.button:active,.pill:active{transform:scale(.97)}
.button.primary{
  color:#0a0a0b;
  background:linear-gradient(180deg,#fff,#d5d6da 60%,#bbbdc2);
  box-shadow:inset 0 1px 0 #fff,inset 0 -3px 8px rgba(0,0,0,.16),0 12px 34px rgba(255,255,255,.16);
}
.button.primary:hover{box-shadow:inset 0 1px 0 #fff,inset 0 -3px 8px rgba(0,0,0,.16),0 16px 44px rgba(255,255,255,.26)}
.pill{padding:.85rem 1.3rem;font-weight:600;color:var(--ink);overflow-wrap:anywhere}

/* ==========================================================================
   Hero
   ========================================================================== */
.hero{
  min-height:calc(92vh - 90px);max-width:var(--max);margin:0 auto;
  padding:clamp(64px,9vw,104px) 28px clamp(72px,9vw,110px);
  display:grid;grid-template-columns:minmax(0,1.2fr) minmax(0,.8fr);gap:clamp(40px,5vw,72px);align-items:center;
}
.chip{
  display:inline-block;padding:.45rem 1rem;border-radius:999px;font-size:var(--fs-sm);font-weight:600;color:var(--ink-2);
  background:linear-gradient(145deg,rgba(255,255,255,.12),rgba(255,255,255,.04));
  box-shadow:inset 0 1px 0 rgba(255,255,255,.3),inset 0 0 0 1px rgba(255,255,255,.1);
}
h1{
  font-size:clamp(2.6rem,6.6vw,5.6rem);line-height:1;letter-spacing:-.045em;font-weight:800;margin:26px 0 28px;
  color:#fff;background:var(--silver);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;
  padding-bottom:.06em; /* keep descenders inside the clip */
}
h1 span{display:block}
.lead{max-width:34rem;color:var(--ink-2);font-size:var(--fs-md);line-height:1.65}
.actions{display:flex;flex-wrap:wrap;gap:14px;margin:36px 0}
.contact-mini{display:flex;flex-wrap:wrap;gap:12px 26px;color:var(--ink-3);font-size:var(--fs-sm)}
.contact-mini li,.contact-mini a{display:inline-flex;align-items:center;gap:.55rem}
.contact-mini a{transition:color .2s;overflow-wrap:anywhere;min-width:0}
.contact-mini a:hover{color:#fff}

.hero-card{
  --r:40px;--blur:14px;--blur-lens:3px;
  height:clamp(340px,36vw,460px);overflow:hidden;
  display:flex;align-items:center;justify-content:center;
}
.hero-card::before{z-index:3}
.hero-logo{
  position:relative;z-index:1;height:68%;width:auto;margin-bottom:34px;
  filter:drop-shadow(0 18px 38px rgba(0,0,0,.65)) drop-shadow(0 0 34px rgba(255,255,255,.12));
  transform:translate3d(calc(var(--nx,0)*12px),calc(var(--ny,0)*12px),0);
  transition:transform .5s var(--ease-out);
}
.card-bottom{
  position:absolute;left:0;right:0;bottom:0;z-index:2;padding:20px 28px;
  display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap;
  font-size:var(--fs-sm);font-weight:500;color:var(--ink-2);
  background:linear-gradient(180deg,rgba(255,255,255,.02),rgba(0,0,0,.35));
  box-shadow:inset 0 1px 0 rgba(255,255,255,.14);
}
.card-bottom strong{color:#fff;font-weight:700}

/* ==========================================================================
   Sections
   ========================================================================== */
.section{max-width:var(--max);margin:0 auto;padding:clamp(72px,9vw,116px) 28px;border-top:1px solid var(--line)}
.split{display:grid;grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr);gap:clamp(32px,7vw,96px)}
.section-kicker{font-size:var(--fs-sm);font-weight:600;color:var(--ink-3);margin-bottom:14px}
h2{font-size:clamp(2.1rem,4.6vw,3.5rem);line-height:1.06;letter-spacing:-.035em;font-weight:700;color:#fff}
h3{letter-spacing:-.02em}
.text{max-width:40rem;color:var(--ink-2);font-size:var(--fs-base)}
.text p+p{margin-top:20px}
.split>div:first-child .text{margin-top:22px;font-size:var(--fs-base)}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:16px;margin-bottom:40px}
.section-note{font-size:var(--fs-sm);font-weight:600;color:var(--ink-3);white-space:nowrap}

/* experience */
.timeline-card,.org-card{padding:clamp(26px,4vw,44px)}
.timeline-card{display:grid;grid-template-columns:150px minmax(0,1fr);gap:clamp(20px,4vw,44px)}
.date{font-size:var(--fs-sm);font-weight:600;color:var(--ink-2);line-height:1.5}
.role{font-size:clamp(1.3rem,2.4vw,var(--fs-lg));font-weight:800;letter-spacing:-.025em;line-height:1.25;color:#fff}
.company{color:var(--ink-3);font-size:var(--fs-base);margin:6px 0 22px}
.timeline-card ul{padding-left:1.2rem;list-style:disc;color:var(--ink-2);font-size:var(--fs-base)}
.timeline-card li{padding-left:.2rem}
.timeline-card li::marker{color:rgba(255,255,255,.5)}
.timeline-card li+li{margin-top:10px}

/* projects */
.project-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.project{--r:30px;padding:30px;min-height:400px;display:flex;flex-direction:column;transition:transform .45s var(--ease-spring)}
.project:hover{transform:translateY(-6px)}
.meta{font-size:var(--fs-sm);font-weight:600;color:var(--ink-3)}
.project h3{font-size:clamp(1.3rem,2vw,var(--fs-lg));line-height:1.2;font-weight:800;margin:20px 0 14px;color:#fff}
.project>p:not(.meta){font-size:var(--fs-base);line-height:1.65;color:var(--ink-2)}
.tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:auto;padding-top:26px}
.tags span{
  padding:.4rem .85rem;border-radius:999px;font-size:var(--fs-xs);font-weight:600;color:var(--ink-2);
  background:linear-gradient(145deg,rgba(255,255,255,.12),rgba(255,255,255,.04));
  box-shadow:inset 0 1px 0 rgba(255,255,255,.28),inset 0 0 0 1px rgba(255,255,255,.09);
}

/* education */
.education-list{--r:30px;padding:8px clamp(22px,3.5vw,38px);align-self:start}
.edu-item{display:grid;grid-template-columns:170px minmax(0,1fr);gap:20px;padding:26px 0}
.edu-item+.edu-item{border-top:1px solid var(--line)}
.edu-item>span{font-size:var(--fs-sm);font-weight:600;color:var(--ink-3);padding-top:.3rem}
.edu-item h3{font-size:1.35rem;font-weight:800;color:#fff;line-height:1.3}
.edu-item p{color:var(--ink-2);font-size:var(--fs-base);margin-top:2px}
.edu-item strong{display:inline-block;margin-top:8px;font-size:var(--fs-sm);font-weight:700;color:#fff}

/* skills */
.skills{display:flex;flex-wrap:wrap;gap:14px}
.skill{padding:.95rem 1.6rem;border-radius:999px;font-size:var(--fs-base);font-weight:600;color:var(--ink);transition:transform .4s var(--ease-spring)}
.skill:hover{transform:translateY(-3px) scale(1.03)}

/* organization */
.org{display:grid;grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr);gap:clamp(32px,7vw,96px)}
.org-card{--r:30px;align-self:start}
.org-text{color:var(--ink-2);font-size:var(--fs-base)}
.org-card .company{margin-bottom:16px}

/* playlist widget — rounded square glass tile */
.playlist-wrap{display:flex;justify-content:center;align-items:flex-start}
.widget{--r:44px;--blur:14px;--blur-lens:4px;width:min(100%,520px);padding:16px;display:flex;flex-direction:column;gap:14px}
.widget-head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:8px 10px 0 12px}
.widget-title{display:inline-flex;align-items:center;gap:.6rem;font-size:var(--fs-sm);font-weight:700;color:#fff}
.widget-open{font-size:var(--fs-xs);font-weight:700;padding:.45rem .9rem;border-radius:999px;color:var(--ink);
  background:linear-gradient(145deg,rgba(255,255,255,.14),rgba(255,255,255,.05));
  box-shadow:inset 0 1px 0 rgba(255,255,255,.3),inset 0 0 0 1px rgba(255,255,255,.1);
  transition:transform .35s var(--ease-spring)}
.widget-open:hover{transform:scale(1.05)}
.widget-screen{
  position:relative;height:440px;border-radius:30px;overflow:hidden;background:#0b0b0c;
  box-shadow:inset 0 0 0 1px rgba(255,255,255,.12),0 16px 36px rgba(0,0,0,.55);
}
.widget-screen iframe{position:relative;z-index:1;display:block;width:100%;height:100%;border:0;border-radius:inherit;color-scheme:normal}
.widget-fallback{position:absolute;inset:0;display:grid;place-content:center;padding:28px;text-align:center;font-size:var(--fs-sm);line-height:1.7;color:var(--ink-3)}
.widget-fallback a{color:#fff;text-decoration:underline;text-underline-offset:4px}
.widget-credit{text-align:center;font-size:var(--fs-sm);color:var(--ink-3);padding:0 0 6px}
.widget-credit a{color:var(--ink);font-weight:700;transition:color .2s}
.widget-credit a:hover{color:#fff;text-decoration:underline;text-underline-offset:4px}

/* contact */
.contact-section{max-width:var(--max);margin:0 auto;padding:clamp(84px,10vw,124px) 28px clamp(96px,11vw,136px);border-top:1px solid var(--line)}
.contact-section h2{font-size:clamp(2.6rem,6.6vw,5.2rem);line-height:1.02;letter-spacing:-.045em;margin-bottom:38px;
  background:var(--silver);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;padding-bottom:.06em}
.contact-links{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:32px}
.contact-links li{max-width:100%}

footer{
  max-width:var(--max);margin:0 auto;padding:28px 28px 40px;border-top:1px solid var(--line);
  display:flex;justify-content:space-between;gap:10px 24px;flex-wrap:wrap;color:var(--ink-3);font-size:var(--fs-xs);font-weight:500;
}

/* ==========================================================================
   One page-load moment: the hero assembles, then everything stays still.
   ========================================================================== */
@media (prefers-reduced-motion:no-preference){
  .hero-copy>*{animation:rise .9s var(--ease-out) both}
  .hero-copy>:nth-child(2){animation-delay:.08s}
  .hero-copy>:nth-child(3){animation-delay:.16s}
  .hero-copy>:nth-child(4){animation-delay:.24s}
  .hero-copy>:nth-child(5){animation-delay:.32s}
  .hero-card{animation:settle 1.1s var(--ease-out) .12s both}
  @keyframes rise{from{opacity:0;transform:translate3d(0,22px,0)}}
  @keyframes settle{from{opacity:0;transform:scale(.94)}}
}

/* ==========================================================================
   Responsive
   ========================================================================== */
@media (max-width:1020px){
  .project-grid{grid-template-columns:1fr 1fr}
  .project{min-height:0}
}
@media (max-width:900px){
  :root{--period:78vw}
  .topbar{margin:10px 12px 0;padding:0 8px 0 16px;top:10px;height:64px}
  .menu-btn{display:grid}
  .nav-ind{display:none}
  #site-nav{
    position:absolute;top:calc(100% + 10px);left:0;right:0;flex-direction:column;align-items:stretch;gap:2px;padding:12px;
    font-size:var(--fs-base);border-radius:28px;
    background:linear-gradient(145deg,rgba(60,60,64,.55),rgba(22,22,24,.6));
    -webkit-backdrop-filter:blur(30px) saturate(150%);backdrop-filter:blur(30px) saturate(150%);
    box-shadow:inset 0 1.5px 0 rgba(255,255,255,.3),inset 0 0 0 1px rgba(255,255,255,.12),0 30px 70px -20px rgba(0,0,0,.9);
    opacity:0;visibility:hidden;transform:translate3d(0,-10px,0) scale(.97);transform-origin:top right;
    transition:opacity .3s var(--ease-out),transform .45s var(--ease-spring),visibility 0s .3s;
  }
  #site-nav.open{opacity:1;visibility:visible;transform:none;transition-delay:0s}
  #site-nav a{padding:.9rem 1.1rem}
  #site-nav a.active{background:rgba(255,255,255,.1)}
  #site-nav .nav-cta{margin:8px 0 0;justify-content:center}

  .hero{grid-template-columns:minmax(0,1fr);min-height:0;padding-top:56px}
  .hero-card{height:340px;max-width:520px;width:100%;justify-self:center}
  .split,.org{grid-template-columns:1fr;gap:34px}
  .timeline-card{grid-template-columns:1fr;gap:14px}
  .playlist-wrap{justify-content:flex-start}
}
@media (max-width:640px){
  html{scroll-padding-top:96px}
  .section,.contact-section,.hero,footer{padding-left:20px;padding-right:20px}
  .project-grid{grid-template-columns:1fr}
  .edu-item{grid-template-columns:1fr;gap:6px;padding:22px 0}
  .edu-item>span{padding-top:0}
  .actions .button{flex:1 1 auto}
  .widget{--r:38px;padding:12px}
  .widget-screen{height:480px;border-radius:26px}
  .hero-card{height:300px}
  .section-head{flex-direction:column;align-items:flex-start;gap:8px}
  footer{flex-direction:column}
}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation:none!important;transition-duration:.01ms!important}
}