@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Noto+Sans+Devanagari:wght@600;700;800&display=swap');

:root {
  --font-display: -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'Inter', sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'SF Pro Text', sans-serif;
  --font-hindi: 'Noto Sans Devanagari', sans-serif;
  --text-xs: 0.75rem; --text-sm: 0.875rem; --text-base: 1rem; --text-lg: 1.125rem;
  --text-xl: 1.25rem; --text-2xl: 1.5rem; --text-3xl: 2rem; --text-4xl: 3rem; --text-hero: clamp(3.5rem, 7vw, 6rem);
  --space-xs: 0.5rem; --space-sm: 1rem; --space-md: 1.5rem; --space-lg: 2rem;
  --space-xl: 3rem; --space-2xl: 4rem; --space-3xl: 5rem;
  --max-width: 980px; --header-height: 56px;
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --duration-fast: 180ms; --duration-normal: 400ms; --duration-slow: 700ms;
  --radius-sm: 10px; --radius-md: 14px; --radius-lg: 20px; --radius-full: 9999px;
}

/* Dark (default) */
:root, [data-theme="dark"] {
  --color-bg: #000; --color-surface: rgba(255,255,255,0.04); --color-surface-hover: rgba(255,255,255,0.07);
  --color-text: #f5f5f7; --color-text-2: #a1a1a6; --color-text-3: #6e6e73;
  --color-border: rgba(255,255,255,0.08); --color-border-s: rgba(255,255,255,0.15);
  --color-glow: rgba(100,100,255,0.06);
  --glass-bg: rgba(255,255,255,0.04); --glass-bg-hover: rgba(255,255,255,0.08);
  --glass-border: rgba(255,255,255,0.1); --glass-shadow: 0 2px 16px rgba(0,0,0,0.3);
  --nav-bg: rgba(0,0,0,0.5);
  --tag-bg: rgba(255,255,255,0.06); --tag-text: #a1a1a6;
}
[data-theme="light"] {
  --color-bg: #fff; --color-surface: rgba(0,0,0,0.02); --color-surface-hover: rgba(0,0,0,0.04);
  --color-text: #1d1d1f; --color-text-2: #6e6e73; --color-text-3: #86868b;
  --color-border: rgba(0,0,0,0.06); --color-border-s: rgba(0,0,0,0.12);
  --color-glow: rgba(100,100,255,0.03);
  --glass-bg: rgba(255,255,255,0.5); --glass-bg-hover: rgba(255,255,255,0.7);
  --glass-border: rgba(0,0,0,0.08); --glass-shadow: 0 2px 16px rgba(0,0,0,0.06);
  --nav-bg: rgba(255,255,255,0.5);
  --tag-bg: rgba(0,0,0,0.04); --tag-text: #6e6e73;
}

*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
html{font-size:16px;scroll-behavior:smooth;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}
body{font-family:var(--font-body);background:var(--color-bg);color:var(--color-text);line-height:1.7;transition:background .4s var(--ease-out),color .4s var(--ease-out);overflow-x:hidden}
a{color:var(--color-text);text-decoration:none;transition:all var(--duration-fast) var(--ease-out)}
a:hover{color:var(--color-text-2)}
img{max-width:100%;display:block}
ul,ol{list-style:none}
::selection{background:var(--color-text);color:var(--color-bg)}
::-webkit-scrollbar{width:5px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--color-border-s);border-radius:var(--radius-full)}
.container{max-width:var(--max-width);margin:0 auto;padding:0 var(--space-md)}

/* ===== GLASS MIXIN (via shared properties) ===== */
.glass{background:var(--glass-bg);backdrop-filter:blur(16px) saturate(180%);-webkit-backdrop-filter:blur(16px) saturate(180%);border:1px solid var(--glass-border);box-shadow:var(--glass-shadow)}
.glass:hover{background:var(--glass-bg-hover)}

/* ===== NAV ===== */
.nav{position:fixed;top:0;left:0;right:0;z-index:100;background:var(--nav-bg);backdrop-filter:blur(20px) saturate(180%);-webkit-backdrop-filter:blur(20px) saturate(180%);border-bottom:1px solid var(--color-border);transition:all .3s var(--ease-out)}
.nav__inner{display:flex;align-items:center;justify-content:space-between;height:var(--header-height);max-width:var(--max-width);margin:0 auto;padding:0 var(--space-md)}
.nav__name{font-family:var(--font-display);font-size:var(--text-sm);font-weight:600;letter-spacing:-.01em}
.nav__links{display:flex;align-items:center;gap:var(--space-xs)}
.nav__link{font-family:var(--font-body);font-size:var(--text-sm);font-weight:400;color:var(--color-text-2);padding:.4em .85em;border-radius:var(--radius-full);transition:all var(--duration-fast) var(--ease-out);opacity:0;transform:translateY(-8px);animation:slideIn .6s var(--ease-out) forwards}
.nav__link:nth-child(1){animation-delay:.1s}.nav__link:nth-child(2){animation-delay:.18s}.nav__link:nth-child(3){animation-delay:.26s}.nav__link:nth-child(4){animation-delay:.34s}.nav__link:nth-child(5){animation-delay:.42s}
.nav__link:hover{color:var(--color-text);background:var(--color-surface-hover)}
@keyframes slideIn{to{opacity:1;transform:translateY(0)}}

/* Theme toggle */
.theme-toggle{background:var(--glass-bg);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border:1px solid var(--glass-border);border-radius:var(--radius-full);width:36px;height:36px;cursor:pointer;display:flex;align-items:center;justify-content:center;color:var(--color-text-2);transition:all .3s var(--ease-out);position:relative;overflow:hidden;flex-shrink:0}
.theme-toggle:hover{border-color:var(--color-border-s);color:var(--color-text);transform:scale(1.08)}
.theme-toggle svg{width:15px;height:15px;transition:transform .5s var(--ease-out),opacity .3s;position:absolute}
.theme-toggle .icon-sun{opacity:0;transform:rotate(90deg) scale(0)}
.theme-toggle .icon-moon{opacity:1;transform:rotate(0) scale(1)}
[data-theme="light"] .theme-toggle .icon-sun{opacity:1;transform:rotate(0) scale(1)}
[data-theme="light"] .theme-toggle .icon-moon{opacity:0;transform:rotate(-90deg) scale(0)}
.nav__mobile-toggle{display:none;background:none;border:none;cursor:pointer;padding:var(--space-xs);color:var(--color-text)}
.nav__mobile-toggle svg{width:20px;height:20px}

/* ===== HERO — Text Dominant ===== */
.hero{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:calc(var(--header-height) + var(--space-xl)) 0 var(--space-2xl);position:relative;overflow:hidden;text-align:center}
.hero::before{content:'';position:absolute;inset:0;background:radial-gradient(ellipse 60% 50% at 50% 45%,var(--color-glow),transparent 70%);pointer-events:none;animation:heroGlow 8s ease-in-out infinite alternate}
@keyframes heroGlow{0%{opacity:.4}100%{opacity:.9}}

/* Name — GLITCH EFFECT */
.hero__name-wrap{position:relative;margin-bottom:var(--space-lg);overflow:visible}
.hero__name{font-family:var(--font-display);font-size:var(--text-hero);font-weight:700;line-height:1.15;letter-spacing:-.04em;display:block}
.hero__name--en{position:relative}
.hero__name--hi{font-family:var(--font-hindi);font-weight:800;letter-spacing:-.02em;position:absolute;top:0;left:0;width:100%;transition:opacity .15s}
.hero__text{position:relative;z-index:1;max-width:780px;margin-top:-3vh}

/* Glitch layers */
.hero__name-wrap .glitch-layer{position:absolute;top:0;left:0;width:100%;font-family:inherit;font-size:inherit;font-weight:inherit;line-height:inherit;letter-spacing:inherit;pointer-events:none;opacity:0}

/* Glitch active state — fast digital artifact */
.hero__name-wrap.glitching .glitch-layer-r{opacity:1;color:rgba(255,60,60,0.7);animation:glitchR 180ms steps(3) 1}
.hero__name-wrap.glitching .glitch-layer-b{opacity:1;color:rgba(60,60,255,0.7);animation:glitchB 180ms steps(3) 1}
.hero__name-wrap.glitching .hero__name--en,
.hero__name-wrap.glitching .hero__name--hi{animation:glitchMain 180ms steps(2) 1}

@keyframes glitchR{
  0%{transform:translate(3px,-1px);clip-path:inset(20% 0 40% 0)}
  33%{transform:translate(-2px,1px);clip-path:inset(60% 0 10% 0)}
  66%{transform:translate(1px,-2px);clip-path:inset(10% 0 70% 0)}
  100%{transform:translate(0);clip-path:none;opacity:0}
}
@keyframes glitchB{
  0%{transform:translate(-3px,1px);clip-path:inset(50% 0 20% 0)}
  33%{transform:translate(2px,-1px);clip-path:inset(10% 0 50% 0)}
  66%{transform:translate(-1px,2px);clip-path:inset(40% 0 30% 0)}
  100%{transform:translate(0);clip-path:none;opacity:0}
}
@keyframes glitchMain{
  0%{transform:translate(1px,0)}
  50%{transform:translate(-1px,0)}
  100%{transform:translate(0)}
}

/* Name visibility states */
.hero__name-wrap .hero__name--en{opacity:1}
.hero__name-wrap .hero__name--hi{opacity:0}
.hero__name-wrap.show-hi .hero__name--en{opacity:0}
.hero__name-wrap.show-hi .hero__name--hi{opacity:1}

.hero__role{font-family:var(--font-display);font-size:var(--text-xl);font-weight:500;color:var(--color-text-2);margin-bottom:var(--space-sm);letter-spacing:-.01em}
.hero__desc{font-family:var(--font-body);font-size:var(--text-lg);color:var(--color-text-3);line-height:1.7;max-width:560px;margin:0 auto var(--space-lg)}
.hero__actions{display:flex;align-items:center;justify-content:center;gap:var(--space-sm);flex-wrap:wrap}

/* Glass buttons */
.hero__social-link{display:flex;align-items:center;justify-content:center;width:42px;height:42px;border-radius:var(--radius-full);background:var(--glass-bg);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border:1px solid var(--glass-border);color:var(--color-text-2);transition:all var(--duration-fast) var(--ease-out)}
.hero__social-link:hover{color:var(--color-text);background:var(--glass-bg-hover);transform:translateY(-2px);box-shadow:0 4px 16px rgba(0,0,0,0.15)}
.hero__social-link svg{width:17px;height:17px}
.hero__cv-btn{display:inline-flex;align-items:center;gap:.4em;font-family:var(--font-body);font-size:var(--text-sm);font-weight:500;color:var(--color-text);padding:.55em 1.2em;border-radius:var(--radius-full);background:var(--glass-bg);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border:1px solid var(--glass-border);transition:all var(--duration-fast) var(--ease-out)}
.hero__cv-btn:hover{background:var(--glass-bg-hover);transform:translateY(-2px);box-shadow:0 4px 16px rgba(0,0,0,0.15)}
.hero__cv-btn svg{width:14px;height:14px}

/* Slide animation */
.si{opacity:0;transform:translateY(24px);transition:opacity var(--duration-slow) var(--ease-out),transform var(--duration-slow) var(--ease-out)}
.si.v{opacity:1;transform:translateY(0)}
.si.d1{transition-delay:.1s}.si.d2{transition-delay:.2s}.si.d3{transition-delay:.3s}.si.d4{transition-delay:.4s}.si.d5{transition-delay:.5s}
.hero-si{opacity:0;transform:translateY(32px)}
.hero-si.v{opacity:1;transform:translateY(0);transition:opacity .8s var(--ease-out),transform .8s var(--ease-out)}

/* ===== SECTIONS ===== */
.section{padding:var(--space-3xl) 0 var(--space-2xl);border-top:1px solid var(--color-border)}
.section__label{font-family:var(--font-display);font-size:var(--text-xs);font-weight:600;text-transform:uppercase;letter-spacing:.12em;color:var(--color-text-3);margin-bottom:var(--space-xl)}

/* ===== ABOUT ===== */
.about__layout{display:flex;gap:var(--space-xl);align-items:flex-start}
.about__photo-col{flex-shrink:0}
.about__photo{width:200px;height:260px;object-fit:cover;border-radius:var(--radius-md);border:1px solid var(--color-border);transition:transform .4s var(--ease-out)}
.about__photo:hover{transform:scale(1.03)}
.about__text-col{flex:1}
.about__text{font-family:var(--font-body);font-size:var(--text-xl);color:var(--color-text-2);line-height:1.85}
.about__text+.about__text{margin-top:var(--space-md)}
.about__domains{display:flex;flex-wrap:wrap;gap:var(--space-xs);margin-top:var(--space-lg)}
.about__domain-tag{font-family:var(--font-body);font-size:var(--text-sm);font-weight:500;padding:.45em .95em;border-radius:var(--radius-full);background:var(--glass-bg);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);border:1px solid var(--glass-border);color:var(--color-text-2);transition:all var(--duration-fast) var(--ease-out)}
.about__domain-tag:hover{background:var(--glass-bg-hover);color:var(--color-text)}

/* ===== PROJECTS — Glass Cards ===== */
.projects__grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:var(--space-md)}
.project-card{background:var(--glass-bg);backdrop-filter:blur(16px) saturate(180%);-webkit-backdrop-filter:blur(16px) saturate(180%);border:1px solid var(--glass-border);border-radius:var(--radius-lg);padding:var(--space-lg);transition:all .35s var(--ease-out);position:relative;overflow:hidden;display:flex;flex-direction:column;box-shadow:var(--glass-shadow)}
.project-card:hover{background:var(--glass-bg-hover);border-color:var(--color-border-s);transform:translateY(-4px);box-shadow:0 16px 48px rgba(0,0,0,.2)}
.project-card__inner{position:relative;z-index:1;flex:1;display:flex;flex-direction:column}
.project-card__header{display:flex;align-items:center;justify-content:space-between;margin-bottom:var(--space-xs)}
.project-card__name{font-family:var(--font-display);font-size:var(--text-lg);font-weight:600;letter-spacing:-.01em}
.project-card__num{font-size:var(--text-xs);font-weight:500;color:var(--color-text-3);font-variant-numeric:tabular-nums}
.project-card__desc{font-family:var(--font-body);font-size:var(--text-sm);color:var(--color-text-2);line-height:1.7;margin-bottom:var(--space-md);flex:1}
.project-card__footer{display:flex;align-items:center;justify-content:space-between;gap:var(--space-sm);flex-wrap:wrap}
.project-card__tags{display:flex;flex-wrap:wrap;gap:6px}
.tag{font-size:11px;font-weight:500;padding:.25em .65em;border-radius:var(--radius-full);background:var(--tag-bg);color:var(--tag-text)}
.project-card__link{font-size:var(--text-sm);font-weight:500;color:var(--color-text-3);display:flex;align-items:center;gap:.3em;transition:color var(--duration-fast)}
.project-card__link:hover{color:var(--color-text)}
.project-card__link svg{width:13px;height:13px}

/* ===== WRITING — Glass Cards ===== */
.writing__grid{display:grid;grid-template-columns:repeat(2,1fr);gap:var(--space-sm)}
.writing-card{display:block;background:var(--glass-bg);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border:1px solid var(--glass-border);border-radius:var(--radius-md);padding:var(--space-md) var(--space-lg);transition:all .35s var(--ease-out);position:relative;box-shadow:var(--glass-shadow)}
.writing-card:hover{background:var(--glass-bg-hover);border-color:var(--color-border-s);transform:translateY(-2px);box-shadow:0 8px 32px rgba(0,0,0,.15)}
.writing-card__venue{font-family:var(--font-body);font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.08em;color:var(--color-text-3);margin-bottom:6px}
.writing-card__title{font-family:var(--font-body);font-size:var(--text-base);font-weight:500;color:var(--color-text);line-height:1.5}
.writing-card__arrow{position:absolute;top:var(--space-md);right:var(--space-lg);font-size:var(--text-sm);color:var(--color-text-3);opacity:0;transform:translate(-4px,-4px);transition:all var(--duration-fast) var(--ease-out)}
.writing-card:hover .writing-card__arrow{opacity:1;transform:translate(0,0)}

/* ===== FOCUS ===== */
.focus__list{display:flex;flex-direction:column;gap:var(--space-sm)}
.focus__item{display:flex;align-items:flex-start;gap:var(--space-sm);padding:var(--space-md);border-radius:var(--radius-md);background:var(--glass-bg);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border:1px solid var(--glass-border);transition:all var(--duration-fast) var(--ease-out);box-shadow:var(--glass-shadow)}
.focus__item:hover{background:var(--glass-bg-hover);border-color:var(--color-border-s)}
.focus__dash{color:var(--color-text-3);font-weight:600;flex-shrink:0;margin-top:.05em;font-size:var(--text-lg)}
.focus__text{font-family:var(--font-body);font-size:var(--text-base);color:var(--color-text-2);line-height:1.7}

/* ===== CONTACT — Glass Cards ===== */
.contact__grid{display:grid;grid-template-columns:repeat(2,1fr);gap:var(--space-sm)}
.contact-card{display:flex;align-items:center;gap:var(--space-sm);padding:var(--space-md) var(--space-lg);border-radius:var(--radius-md);background:var(--glass-bg);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border:1px solid var(--glass-border);transition:all .35s var(--ease-out);box-shadow:var(--glass-shadow)}
.contact-card:hover{background:var(--glass-bg-hover);border-color:var(--color-border-s);transform:translateY(-2px);box-shadow:0 8px 24px rgba(0,0,0,.12)}
.contact-card svg{width:20px;height:20px;color:var(--color-text-3);flex-shrink:0}
.contact-card__text{font-family:var(--font-body);font-size:var(--text-base);font-weight:500}

/* ===== FOOTER ===== */
.footer{padding:var(--space-xl) 0;border-top:1px solid var(--color-border);text-align:center}
.footer__inner{display:flex;flex-direction:column;align-items:center;gap:var(--space-xs)}
.footer__name{font-family:var(--font-display);font-size:var(--text-lg);font-weight:600;color:var(--color-text-2)}
.footer__copy{font-family:var(--font-body);font-size:var(--text-sm);color:var(--color-text-3)}
.footer__links{display:flex;gap:var(--space-md);margin-top:var(--space-xs)}
.footer__link{font-size:var(--text-sm);color:var(--color-text-3);transition:color var(--duration-fast)}
.footer__link:hover{color:var(--color-text)}

/* ===== CV PAGE ===== */
.cv-page{min-height:100vh;padding:calc(var(--header-height) + var(--space-xl)) 0 var(--space-xl);display:flex;flex-direction:column;align-items:center}
.cv-actions{display:flex;gap:var(--space-sm);margin-bottom:var(--space-lg)}
.cv-btn{display:inline-flex;align-items:center;gap:.4em;font-family:var(--font-body);font-size:var(--text-sm);font-weight:500;padding:.6em 1.4em;border-radius:var(--radius-full);background:var(--glass-bg);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border:1px solid var(--glass-border);color:var(--color-text);transition:all var(--duration-fast) var(--ease-out)}
.cv-btn:hover{background:var(--glass-bg-hover);transform:translateY(-1px)}
.cv-btn svg{width:14px;height:14px}
.cv-embed{width:100%;max-width:800px;height:80vh;border:1px solid var(--color-border);border-radius:var(--radius-md)}

/* ===== MOBILE NAV ===== */
.mobile-nav{position:fixed;inset:0;z-index:200;background:var(--color-bg);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:var(--space-lg);opacity:0;pointer-events:none;transition:opacity .3s var(--ease-out)}
.mobile-nav.is-open{opacity:1;pointer-events:auto}
.mobile-nav__link{font-family:var(--font-display);font-size:var(--text-2xl);font-weight:500}
.mobile-nav__close{position:absolute;top:var(--space-md);right:var(--space-md);background:none;border:none;cursor:pointer;color:var(--color-text);padding:var(--space-xs)}
.mobile-nav__close svg{width:24px;height:24px}

/* ===== RESPONSIVE ===== */
@media(max-width:768px){
  :root{--text-hero:clamp(2.5rem,8vw,3.5rem);--space-3xl:3.5rem}
  .hero__text{max-width:100%}
  .nav__link{display:none}.nav__mobile-toggle{display:flex}
  .about__layout{flex-direction:column;align-items:center;text-align:center}
  .about__photo{width:150px;height:190px}
  .writing__grid,.contact__grid{grid-template-columns:1fr}
  .projects__grid{grid-template-columns:1fr}
}
@media(max-width:480px){.hero{min-height:auto;padding-top:calc(var(--header-height) + var(--space-lg))}}
@media print{.nav,.theme-toggle,.mobile-nav,.nav__mobile-toggle{display:none!important}body{background:#fff;color:#000}}