/* =============================================================
   DESIGN SYSTEM — Stripe / Linear / Vercel inspired
   ============================================================= */
:root{
  /* Palette */
  --white:#fff;
  --gray-50:#fafafa;
  --gray-100:#f4f4f5;
  --gray-200:#e4e4e7;
  --gray-300:#d4d4d8;
  --gray-400:#a1a1aa;
  --gray-500:#71717a;
  --gray-600:#52525b;
  --gray-700:#3f3f46;
  --gray-800:#27272a;
  --gray-900:#18181b;
  --gray-950:#09090b;

  --accent:#6366f1;
  --accent-light:#818cf8;
  --accent-dark:#4f46e5;
  --accent-bg:rgba(99,102,241,.06);
  --accent-glow:rgba(99,102,241,.18);

  /* Type */
  --sans:'Inter',system-ui,-apple-system,sans-serif;
  --mono:'JetBrains Mono','Fira Code',monospace;

  /* Radii */
  --r-sm:8px;--r-md:12px;--r-lg:16px;--r-xl:20px;--r-full:999px;

  /* Shadows */
  --sh-xs:0 1px 2px rgba(0,0,0,.04);
  --sh-sm:0 2px 8px rgba(0,0,0,.04);
  --sh-md:0 4px 16px rgba(0,0,0,.06);
  --sh-lg:0 12px 40px rgba(0,0,0,.08);
  --sh-glow:0 0 60px rgba(99,102,241,.08);

  /* Motion */
  --ease:cubic-bezier(.4,0,.2,1);
  --spring:cubic-bezier(.34,1.56,.64,1);

  /* Layout */
  --nav-h:64px;
  --max-w:1060px;
}

/* ---- Reset ---- */
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:calc(var(--nav-h) + 16px)}
body{font-family:var(--sans);background:var(--white);color:var(--gray-600);line-height:1.7;-webkit-font-smoothing:antialiased;overflow-x:hidden}
a{text-decoration:none;color:inherit}
ul{list-style:none}
img{display:block;max-width:100%}
::selection{background:var(--accent);color:#fff}

::-webkit-scrollbar{width:5px}
::-webkit-scrollbar-track{background:var(--gray-50)}
::-webkit-scrollbar-thumb{background:var(--gray-300);border-radius:3px}

/* ---- Utility ---- */
.wrap{max-width:var(--max-w);margin:0 auto;padding:0 24px}

/* =============================================================
   NAV
   ============================================================= */
.nav{position:fixed;top:0;left:0;right:0;height:var(--nav-h);z-index:100;transition:all .35s var(--ease)}
.nav.scrolled{background:rgba(255,255,255,.82);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-bottom:1px solid var(--gray-200);box-shadow:var(--sh-xs)}
.nav__inner{max-width:var(--max-w);margin:0 auto;padding:0 24px;height:100%;display:flex;align-items:center;justify-content:space-between}
.nav__logo{font-weight:700;font-size:.95rem;color:var(--gray-900);letter-spacing:-.02em}
.nav__logo span{color:var(--accent)}
.nav__menu{display:flex;align-items:center;gap:4px}
.nav__link{font-size:.84rem;font-weight:500;color:var(--gray-500);padding:6px 14px;border-radius:var(--r-full);transition:.25s var(--ease)}
.nav__link:hover,.nav__link.active{color:var(--gray-900)}
.nav__cta{background:var(--gray-900);color:var(--white)!important;padding:7px 18px;margin-left:8px}
.nav__cta:hover{background:var(--gray-800)}

.nav__toggle{display:none;background:0;border:0;cursor:pointer;width:26px;height:20px;position:relative;z-index:101}
.nav__toggle span{position:absolute;left:0;width:100%;height:1.5px;background:var(--gray-700);border-radius:2px;transition:.3s var(--ease)}
.nav__toggle span:first-child{top:3px}
.nav__toggle span:last-child{bottom:3px}
.nav__toggle.open span:first-child{top:9px;transform:rotate(45deg)}
.nav__toggle.open span:last-child{bottom:9px;transform:rotate(-45deg)}

/* =============================================================
   HERO
   ============================================================= */
.hero{min-height:100vh;display:flex;align-items:center;position:relative;overflow:hidden;padding:calc(var(--nav-h) + 48px) 0 64px;text-align:center;background:var(--gray-950);color:var(--white)}
.hero__glow{position:absolute;top:20%;left:50%;transform:translateX(-50%);width:900px;height:480px;background:radial-gradient(ellipse,rgba(99,102,241,.14) 0%,transparent 65%);pointer-events:none}
.hero__wrap{position:relative;z-index:1}

.hero__badge{display:inline-flex;align-items:center;gap:8px;font-size:.78rem;font-weight:500;color:var(--accent-light);border:1px solid rgba(99,102,241,.2);background:rgba(99,102,241,.06);padding:5px 16px 5px 10px;border-radius:var(--r-full);margin-bottom:32px}
.dot{width:7px;height:7px;border-radius:50%;flex-shrink:0}
.dot--pulse{background:#34d399;animation:pulse 2s infinite}
@keyframes pulse{0%,100%{box-shadow:0 0 0 0 rgba(52,211,153,.4)}50%{box-shadow:0 0 0 6px rgba(52,211,153,0)}}

.hero__title{font-size:clamp(2rem,5vw,3.6rem);font-weight:800;line-height:1.12;letter-spacing:-.035em;margin-bottom:24px;color:var(--white)}
.hero__sub{font-size:1.05rem;color:var(--gray-400);max-width:560px;margin:0 auto 40px;line-height:1.8}

.hero__actions{display:flex;justify-content:center;gap:12px;margin-bottom:56px}

/* Proof / stats */
.hero__proof{display:flex;justify-content:center;align-items:center;gap:32px}
.proof{text-align:center}
.proof__num{font-size:1.8rem;font-weight:800;color:var(--white)}
.proof__plus{font-size:1.1rem;font-weight:700;color:var(--accent-light)}
.proof__lbl{display:block;font-size:.75rem;color:var(--gray-500);margin-top:2px}
.proof__sep{width:1px;height:32px;background:rgba(255,255,255,.08)}

/* =============================================================
   BUTTONS
   ============================================================= */
.btn{display:inline-flex;align-items:center;gap:8px;font-family:var(--sans);font-size:.88rem;font-weight:600;padding:10px 24px;border-radius:var(--r-full);border:0;cursor:pointer;transition:all .3s var(--ease);white-space:nowrap}
.btn svg{transition:transform .3s var(--ease)}
.btn:hover svg{transform:translateX(3px)}

.btn--fill{background:var(--accent);color:#fff;box-shadow:0 2px 12px var(--accent-glow)}
.btn--fill:hover{background:var(--accent-dark);transform:translateY(-2px);box-shadow:0 8px 24px rgba(99,102,241,.22)}

.btn--ghost{border:1px solid rgba(255,255,255,.15);color:var(--white);background:0}
.btn--ghost:hover{border-color:var(--accent);color:var(--accent-light);transform:translateY(-2px)}

.btn--lg{padding:14px 32px;font-size:.95rem}

/* =============================================================
   SECTIONS
   ============================================================= */
.section{padding:96px 0}
.section--dark{background:var(--gray-950);color:var(--gray-300)}
.section--accent{background:linear-gradient(135deg,var(--accent) 0%,#7c3aed 100%);color:#fff;padding:80px 0}

.label{font-family:var(--mono);font-size:.72rem;font-weight:500;text-transform:uppercase;letter-spacing:2.5px;color:var(--accent);margin-bottom:12px}
.section--dark .label{color:var(--accent-light)}

.heading{font-size:clamp(1.65rem,3.5vw,2.4rem);font-weight:800;letter-spacing:-.03em;line-height:1.2;color:var(--gray-900);margin-bottom:16px}
.section--dark .heading{color:var(--white)}
.heading--center{text-align:center}
.heading__em{color:var(--accent);font-style:normal}

.subheading{font-size:1rem;color:var(--gray-500);max-width:480px;margin-bottom:40px}
.section--dark .subheading{color:var(--gray-400)}

/* =============================================================
   CARDS (shared)
   ============================================================= */
.card{background:var(--white);border:1px solid var(--gray-200);border-radius:var(--r-xl);transition:all .35s var(--ease)}
.card:hover{box-shadow:var(--sh-md);border-color:var(--gray-300)}
.section--dark .card{background:rgba(255,255,255,.03);border-color:rgba(255,255,255,.07)}
.section--dark .card:hover{border-color:rgba(255,255,255,.12);box-shadow:0 8px 32px rgba(0,0,0,.2)}

/* =============================================================
   ABOUT
   ============================================================= */
.about{display:grid;grid-template-columns:1.4fr 1fr;gap:56px;align-items:center}
.about__text p{margin-bottom:12px;font-size:.95rem}
.about__cta-text{color:var(--accent);font-weight:500}

.card--profile{padding:36px 28px;text-align:center}
.card__avatar{width:64px;height:64px;margin:0 auto 16px;border-radius:50%;background:linear-gradient(135deg,var(--accent),#7c3aed);display:flex;align-items:center;justify-content:center;font-size:1.4rem;color:#fff;box-shadow:0 4px 20px var(--accent-glow)}
.card__name{font-size:1.05rem;font-weight:700;color:var(--gray-900)}
.card__role{font-size:.82rem;color:var(--gray-500);display:block;margin-top:2px}
.card__divider{height:1px;background:var(--gray-200);margin:20px 0}
.card__row{display:flex;justify-content:center;gap:40px}
.card__stat strong{display:block;font-size:1.35rem;font-weight:800;color:var(--accent)}
.card__stat small{font-size:.72rem;color:var(--gray-500)}

/* =============================================================
   SKILLS — Bento
   ============================================================= */
.skills{display:grid;grid-template-columns:repeat(3,1fr);grid-template-rows:auto auto auto;gap:16px}
.sk{padding:28px;border-radius:var(--r-xl);background:rgba(255,255,255,.03);border:1px solid rgba(255,255,255,.06);transition:all .35s var(--ease)}
.sk:hover{border-color:rgba(99,102,241,.2);transform:translateY(-4px);box-shadow:var(--sh-glow)}

.sk--wide{grid-column:1/3}
.sk--tall{grid-column:3;grid-row:1/3}
.sk--full{grid-column:1/4}

.sk__icon{width:40px;height:40px;border-radius:var(--r-md);display:flex;align-items:center;justify-content:center;font-size:1rem;margin-bottom:14px;transition:transform .35s var(--spring)}
.sk:hover .sk__icon{transform:scale(1.12)}
.sk__icon--blue{background:rgba(99,144,255,.12);color:#6390ff}
.sk__icon--green{background:rgba(52,211,153,.12);color:#34d399}
.sk__icon--amber{background:rgba(251,191,36,.12);color:#fbbf24}
.sk__icon--pink{background:rgba(244,114,182,.12);color:#f472b6}
.sk__icon--cyan{background:rgba(34,211,238,.12);color:#22d3ee}
.sk__icon--gray{background:rgba(161,161,170,.12);color:#a1a1aa}
.sk__icon--violet{background:rgba(167,139,250,.12);color:#a78bfa}

.sk h3{font-size:.95rem;font-weight:700;color:var(--white);margin-bottom:6px}
.sk p{font-size:.84rem;color:var(--gray-400);margin-bottom:12px}

.sk__checks{margin-top:auto;padding-top:16px;display:flex;flex-direction:column;gap:8px;font-size:.8rem;color:var(--gray-400)}
.sk__checks i{color:#34d399;margin-right:6px;font-size:.7rem}

/* Tags */
.tags{display:flex;flex-wrap:wrap;gap:6px}
.tags span{font-size:.74rem;padding:4px 12px;border-radius:var(--r-full);background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.08);color:var(--gray-400);transition:.25s var(--ease)}
.sk:hover .tags span{border-color:rgba(255,255,255,.12)}
.tag--hl{background:var(--accent-bg)!important;border-color:rgba(99,102,241,.18)!important;color:var(--accent-light)!important}

.tags--sm span{font-size:.7rem;padding:3px 10px}
.section:not(.section--dark) .tags span{background:var(--gray-100);border-color:var(--gray-200);color:var(--gray-600)}
.section:not(.section--dark) .tag--hl{background:var(--accent-bg)!important;border-color:rgba(99,102,241,.15)!important;color:var(--accent)!important}

/* =============================================================
   PROJECTS — Featured Project (Hero)
   ============================================================= */
.fp{margin-bottom:56px;padding:32px;border:1px solid var(--gray-200);border-radius:var(--r-xl);background:var(--white);box-shadow:var(--sh-sm);transition:box-shadow .4s var(--ease)}
.fp:hover{box-shadow:var(--sh-lg)}

.fp__badge{font-family:var(--mono);font-size:.7rem;font-weight:600;text-transform:uppercase;letter-spacing:1.5px;color:var(--accent);display:flex;align-items:center;gap:6px}
.fp__badge i{font-size:.65rem}

/* Featured project header — badge + repo pills */
.fp__header{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:12px;margin-bottom:20px}
.fp__repos{display:flex;gap:8px;flex-wrap:wrap}
.fp__repo{display:inline-flex;align-items:center;gap:8px;padding:7px 14px;border:1px solid var(--gray-200);background:var(--white);border-radius:var(--r-full);font-size:.78rem;color:var(--gray-700);transition:all .25s var(--ease)}
.fp__repo > i{font-size:.9rem;color:var(--gray-900);transition:color .25s var(--ease)}
.fp__repo-label{font-weight:700;color:var(--gray-900)}
.fp__repo-stack{font-family:var(--mono);font-size:.68rem;color:var(--gray-500);padding-left:8px;border-left:1px solid var(--gray-200);margin-left:2px}
.fp__repo:hover{border-color:var(--accent);color:var(--accent);transform:translateY(-1px);box-shadow:0 2px 8px rgba(99,102,241,.12)}
.fp__repo:hover > i{color:var(--accent)}
.fp__repo:hover .fp__repo-stack{color:var(--accent-light);border-color:rgba(99,102,241,.2)}
@media(max-width:640px){
  .fp__repo-stack{display:none}
}

.fp__top{display:grid;grid-template-columns:1fr 1fr;gap:32px;align-items:center;margin-bottom:28px}
.fp__title{font-size:1.6rem;font-weight:800;color:var(--gray-900);letter-spacing:-.03em;margin-bottom:4px}
.fp__sub{font-size:.88rem;font-weight:600;color:var(--accent);margin-bottom:12px}
.fp__desc{font-size:.92rem;color:var(--gray-600);line-height:1.7}

/* Dashboard mockup */
.fp__screen{border-radius:var(--r-md);overflow:hidden;border:1px solid var(--gray-200);box-shadow:var(--sh-md);transition:transform .4s var(--ease)}
.fp:hover .fp__screen{transform:translateY(-4px)}
.fp__bar{display:flex;gap:5px;padding:8px 12px;background:var(--white);border-bottom:1px solid var(--gray-200)}
.fp__bar span{width:7px;height:7px;border-radius:50%}
.fp__bar span:nth-child(1){background:#ff5f57}
.fp__bar span:nth-child(2){background:#febc2e}
.fp__bar span:nth-child(3){background:#28c840}

.fp__canvas{padding:12px;background:var(--gray-50)}
.fp__ui-row{display:flex;gap:10px;min-height:140px}
.fp__ui-sidebar{width:36px;background:var(--gray-900);border-radius:6px;flex-shrink:0}
.fp__ui-main{flex:1;display:flex;flex-direction:column;gap:8px}
.fp__ui-topbar{height:10px;background:var(--gray-200);border-radius:4px}
.fp__ui-cards{display:grid;grid-template-columns:repeat(4,1fr);gap:6px}
.fp__ui-card{height:32px;border-radius:6px;background:var(--white);border:1px solid var(--gray-200)}
.fp__ui-card:nth-child(1){border-left:3px solid var(--accent)}
.fp__ui-card:nth-child(2){border-left:3px solid #34d399}
.fp__ui-card:nth-child(3){border-left:3px solid #fbbf24}
.fp__ui-card:nth-child(4){border-left:3px solid #f472b6}
.fp__ui-chart{flex:1;min-height:48px;background:linear-gradient(135deg,rgba(99,102,241,.06),rgba(99,102,241,.02));border:1px solid var(--gray-200);border-radius:6px}

/* Stats row */
.fp__stats{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-bottom:28px}
.fp__stat{text-align:center;padding:14px 12px;background:var(--gray-50);border:1px solid var(--gray-200);border-radius:var(--r-md);transition:border-color .25s var(--ease)}
.fp__stat:hover{border-color:var(--accent)}
.fp__stat strong{display:block;font-size:1.3rem;font-weight:800;color:var(--accent);letter-spacing:-.02em;line-height:1.2}
.fp__stat span{font-size:.68rem;color:var(--gray-500);text-transform:uppercase;letter-spacing:.5px}

/* Details — 3 col */
.fp__details{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-bottom:24px}
.fp__details--22{grid-template-columns:repeat(2,1fr)}
.fp__detail{padding:22px 22px 18px;background:var(--gray-50);border:1px solid var(--gray-200);border-radius:var(--r-md)}
.fp__detail h4{font-size:.78rem;font-weight:700;color:var(--gray-800);margin-bottom:14px;padding-bottom:10px;border-bottom:1px solid var(--gray-200);text-transform:uppercase;letter-spacing:1px;display:flex;align-items:center;gap:8px}
.fp__detail h4 i{color:var(--accent);font-size:.82rem}
.fp__detail ul{list-style:none}
.fp__detail li{font-size:.82rem;color:var(--gray-600);padding-left:14px;margin-bottom:5px;position:relative;line-height:1.5}
.fp__detail li::before{content:'';position:absolute;left:0;top:8px;width:4px;height:4px;border-radius:50%;background:var(--accent)}

/* Compact keyword-first list */
.fp__keys{display:flex;flex-direction:column;gap:10px}
.fp__keys li{padding:0;margin:0;display:grid;grid-template-columns:minmax(110px,auto) 1fr;gap:12px;align-items:baseline}
.fp__keys li::before{display:none}
.fp__keys strong{font-size:.82rem;font-weight:700;color:var(--gray-900);letter-spacing:-.005em;white-space:nowrap}
.fp__keys em{font-style:normal;font-size:.8rem;color:var(--gray-500);line-height:1.45}
.fp__keys code{font-family:var(--mono);font-size:.74rem;padding:1px 6px;background:var(--white);border:1px solid var(--gray-200);border-radius:4px;color:var(--gray-700)}
@media(max-width:640px){
  .fp__details--22{grid-template-columns:1fr}
  .fp__keys li{grid-template-columns:1fr;gap:2px}
}

/* Footer: tags + buttons */
.fp__footer{display:flex;justify-content:space-between;align-items:flex-end;flex-wrap:wrap;gap:16px}
.fp__actions{display:flex;gap:8px;align-items:center}
.fp__note{font-size:.78rem;color:var(--gray-500);display:inline-flex;align-items:center;gap:6px;padding:8px 14px;border:1px dashed var(--gray-300);border-radius:var(--r-full);background:var(--gray-50)}
.fp__note i{font-size:.72rem;color:var(--gray-400)}
.pcard__private{display:inline-flex;align-items:center;justify-content:center;width:28px;height:28px;border-radius:50%;background:var(--gray-100);color:var(--gray-400);font-size:.72rem}
.btn--sm{padding:8px 18px;font-size:.82rem}
.btn--sm i{font-size:.78rem}

/* =============================================================
   PROJECTS — Card Grid
   ============================================================= */
.projects-sub{font-size:1.1rem;font-weight:700;color:var(--gray-900);margin-bottom:20px}

.pgrid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;margin-bottom:48px}

.pcard{padding:24px;display:flex;flex-direction:column;cursor:default;transition:all .35s var(--ease)}
.pcard:hover{transform:translateY(-5px);box-shadow:var(--sh-lg);border-color:var(--accent)}

.pcard__head{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px}
.pcard__icon{width:40px;height:40px;border-radius:var(--r-md);background:var(--accent-bg);display:flex;align-items:center;justify-content:center;font-size:1rem;color:var(--accent);transition:transform .3s var(--spring)}
.pcard:hover .pcard__icon{transform:scale(1.1)}
.pcard__links{display:flex;gap:10px}
.pcard__links a{font-size:.95rem;color:var(--gray-400);transition:.25s}
.pcard__links a:hover{color:var(--accent)}

.pcard__label{font-family:var(--mono);font-size:.65rem;font-weight:500;text-transform:uppercase;letter-spacing:1.5px;color:var(--accent);margin-bottom:6px}
.pcard h4{font-size:1.05rem;font-weight:700;color:var(--gray-900);margin-bottom:6px}
.pcard p{font-size:.86rem;color:var(--gray-600);flex-grow:1;margin-bottom:12px;line-height:1.6}

.pcard__stats{display:flex;gap:16px;margin-bottom:12px}
.pcard__stats span{font-size:.75rem;color:var(--gray-500)}
.pcard__stats strong{color:var(--accent);font-weight:700}

/* =============================================================
   EXPERIENCE
   ============================================================= */
.exp{position:relative;padding-left:28px;margin-bottom:32px}
.exp__dot{position:absolute;left:0;top:24px;width:12px;height:12px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 4px var(--gray-950),0 0 12px var(--accent-glow)}
.exp__line{position:absolute;left:5px;top:36px;bottom:0;width:2px;background:linear-gradient(to bottom,var(--accent),transparent)}
.exp__card{padding:28px}
.exp__top{display:flex;justify-content:space-between;align-items:baseline;flex-wrap:wrap;gap:8px;margin-bottom:16px}
.exp__top h3{font-size:1.1rem;font-weight:700;color:var(--white)}
.exp__sub{font-size:.82rem;color:var(--gray-500);display:block;margin-top:2px}
.exp__date{font-family:var(--mono);font-size:.72rem;color:var(--accent-light);background:rgba(99,102,241,.1);padding:3px 12px;border-radius:var(--r-full);white-space:nowrap}
.exp__list{margin-bottom:20px}
.exp__list li{font-size:.88rem;padding-left:18px;margin-bottom:8px;position:relative;color:var(--gray-400);line-height:1.6}
.exp__list li::before{content:'';position:absolute;left:0;top:9px;width:5px;height:5px;border-radius:50%;background:var(--accent-light)}

.exp__highlights{display:flex;flex-wrap:wrap;gap:10px}
.exp__badge{display:inline-flex;align-items:center;gap:6px;font-size:.78rem;font-weight:600;color:var(--accent-light);background:rgba(99,102,241,.08);border:1px solid rgba(99,102,241,.15);padding:6px 14px;border-radius:var(--r-full)}
.exp__badge i{font-size:.7rem}

/* =============================================================
   IMPACT — Metric Banner
   ============================================================= */
.impact-section{
    padding:0;
    background:var(--gray-950);
    border-top:1px solid rgba(255,255,255,.06);
    border-bottom:1px solid rgba(255,255,255,.06);
}
.impact-banner{
    display:flex;
    align-items:center;
    justify-content:center;
    gap:0;
    padding:56px 0;
}
.ib{
    flex:1;
    text-align:center;
    padding:0 16px;
}
.ib__num{
    font-size:clamp(2.2rem,4vw,3.2rem);
    font-weight:900;
    color:var(--white);
    letter-spacing:-.04em;
    line-height:1;
    display:inline;
}
.ib__suffix{
    font-size:clamp(1.2rem,2vw,1.6rem);
    font-weight:800;
    color:var(--accent-light);
    vertical-align:super;
    margin-left:2px;
}
.ib__label{
    display:block;
    font-size:.75rem;
    font-weight:500;
    color:var(--gray-400);
    text-transform:uppercase;
    letter-spacing:1px;
    line-height:1.4;
    margin-top:8px;
}
.ib__sep{
    width:1px;
    height:48px;
    background:rgba(255,255,255,.08);
    flex-shrink:0;
}

/* =============================================================
   HOW I BUILD / APPROACH
   ============================================================= */
.approach{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.approach__item{padding:28px;border:1px solid var(--gray-200);border-radius:var(--r-xl);transition:all .35s var(--ease)}
.approach__item:hover{border-color:var(--accent);transform:translateY(-4px);box-shadow:var(--sh-glow)}
.approach__num{font-family:var(--mono);font-size:.72rem;font-weight:600;color:var(--accent);margin-bottom:10px}
.approach__item h3{font-size:.95rem;font-weight:700;color:var(--gray-900);margin-bottom:6px}
.approach__item p{font-size:.86rem;color:var(--gray-600);line-height:1.6}

/* =============================================================
   CASE STUDY
   ============================================================= */
.casestudy{margin-bottom:48px;padding:32px;border:1px solid var(--gray-200);border-radius:var(--r-xl);background:var(--gray-50)}
.cs__header{margin-bottom:24px}
.cs__label{font-family:var(--mono);font-size:.72rem;font-weight:500;text-transform:uppercase;letter-spacing:1.5px;color:var(--accent);margin-bottom:8px;display:flex;align-items:center;gap:6px}
.cs__header h3{font-size:1.2rem;font-weight:700;color:var(--gray-900)}
.cs__grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.cs__block h4{font-size:.78rem;font-weight:600;text-transform:uppercase;letter-spacing:1px;color:var(--gray-400);margin-bottom:6px}
.cs__block p{font-size:.88rem;color:var(--gray-600);line-height:1.6}

/* Case Study — redesigned scannable layout */
.cs__grid--redesign{grid-template-columns:1fr 1fr;gap:16px 24px}
.cs__block--wide{grid-column:1/-1}
.cs__grid--redesign .cs__block h4{font-size:.72rem;font-weight:700;color:var(--gray-500);letter-spacing:1.2px;margin-bottom:10px;padding-bottom:8px;border-bottom:1px solid var(--gray-200)}
.cs__oneline{font-size:.9rem;color:var(--gray-700);line-height:1.55}
.cs__chips{display:flex;flex-direction:column;gap:6px;list-style:none}
.cs__chips li{font-size:.85rem;color:var(--gray-700);padding:7px 12px;background:var(--white);border:1px solid var(--gray-200);border-radius:var(--r-sm);line-height:1.4}
.cs__decisions{display:grid;grid-template-columns:1fr 1fr;gap:10px 24px}
.cs__decisions li{grid-template-columns:minmax(130px,auto) 1fr}
@media(max-width:720px){
  .cs__grid--redesign{grid-template-columns:1fr}
  .cs__decisions{grid-template-columns:1fr}
  .cs__decisions li{grid-template-columns:1fr;gap:2px}
}
.cs__results{display:flex;gap:16px;margin-top:8px}
.cs__metric{text-align:center;padding:12px 16px;background:var(--white);border:1px solid var(--gray-200);border-radius:var(--r-md);flex:1}
.cs__metric strong{display:block;font-size:1.2rem;font-weight:800;color:var(--accent);letter-spacing:-.02em}
.cs__metric small{font-size:.65rem;color:var(--gray-500);text-transform:uppercase;letter-spacing:.5px}

/* Schema proof block */
.cs__schema{margin-top:24px;padding-top:24px;border-top:1px solid var(--gray-200)}
.cs__schema-head{display:flex;justify-content:space-between;align-items:baseline;flex-wrap:wrap;gap:8px;margin-bottom:14px}
.cs__schema-head h4{font-size:.82rem;font-weight:700;text-transform:uppercase;letter-spacing:1px;color:var(--gray-700);display:flex;align-items:center;gap:8px}
.cs__schema-head h4 i{color:var(--accent);font-size:.9rem}
.cs__schema-sub{font-size:.78rem;color:var(--gray-500);font-family:var(--mono)}
.cs__schema-frame{display:block;position:relative;border:1px solid var(--gray-200);border-radius:var(--r-md);overflow:hidden;background:var(--white);transition:box-shadow .3s var(--ease),border-color .3s var(--ease)}
.cs__schema-frame:hover{border-color:var(--accent);box-shadow:var(--sh-md)}
.cs__schema-frame img{display:block;width:100%;height:auto}
.cs__schema-zoom{position:absolute;bottom:12px;right:12px;display:inline-flex;align-items:center;gap:6px;font-size:.72rem;font-weight:600;color:var(--white);background:rgba(9,9,11,.78);backdrop-filter:blur(6px);padding:6px 12px;border-radius:var(--r-full);opacity:0;transform:translateY(4px);transition:.25s var(--ease)}
.cs__schema-frame:hover .cs__schema-zoom{opacity:1;transform:translateY(0)}
.cs__schema-zoom i{font-size:.7rem}

/* Repos block */
.cs__repos{margin-top:24px;padding-top:24px;border-top:1px solid var(--gray-200)}
.cs__repos-head{display:flex;justify-content:space-between;align-items:baseline;flex-wrap:wrap;gap:8px;margin-bottom:14px}
.cs__repos-head h4{font-size:.82rem;font-weight:700;text-transform:uppercase;letter-spacing:1px;color:var(--gray-700);display:flex;align-items:center;gap:8px}
.cs__repos-head h4 i{color:var(--accent);font-size:.95rem}
.cs__repos-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.cs__repo{display:flex;align-items:center;gap:14px;padding:14px 16px;border:1px solid var(--gray-200);border-radius:var(--r-md);background:var(--white);transition:all .3s var(--ease)}
.cs__repo:hover{border-color:var(--accent);transform:translateY(-2px);box-shadow:var(--sh-sm)}
.cs__repo-icon{width:38px;height:38px;border-radius:var(--r-md);background:var(--accent-bg);color:var(--accent);display:flex;align-items:center;justify-content:center;font-size:.95rem;flex-shrink:0;transition:.25s var(--spring)}
.cs__repo:hover .cs__repo-icon{background:var(--accent);color:#fff;transform:scale(1.05)}
.cs__repo-info{flex:1;min-width:0;display:flex;flex-direction:column;gap:2px}
.cs__repo-info strong{font-size:.88rem;font-weight:700;color:var(--gray-900);line-height:1.3}
.cs__repo-info small{font-size:.72rem;color:var(--gray-500);font-family:var(--mono)}
.cs__repo-arrow{font-size:.72rem;color:var(--gray-400);transition:.25s var(--ease)}
.cs__repo:hover .cs__repo-arrow{color:var(--accent);transform:translate(2px,-2px)}
@media(max-width:640px){.cs__repos-grid{grid-template-columns:1fr}}

/* =============================================================
   GITHUB
   ============================================================= */
.github{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-bottom:24px}
.gh__card{padding:16px;overflow:hidden;position:relative;min-height:160px;display:flex;align-items:center;justify-content:center}
.gh__card img{width:100%;height:auto;display:block}
.gh__error{display:none;text-align:center;color:var(--gray-500);font-size:.85rem}
.gh__error i{font-size:2rem;color:var(--gray-300);margin-bottom:8px;display:block}
.gh__error a{color:var(--accent);font-weight:500}
.gh__fallback img{display:none}
.gh__fallback .gh__error{display:block}
.gh__cta{text-align:center}

/* =============================================================
   HERO EXTRAS
   ============================================================= */
.hero__hiring{font-size:.85rem;font-weight:500;color:var(--accent-light);background:rgba(99,102,241,.06);border:1px solid rgba(99,102,241,.12);display:inline-block;padding:6px 18px;border-radius:var(--r-full);margin-bottom:28px}

/* =============================================================
   EDUCATION & CERTIFICATIONS
   ============================================================= */
.edu{display:grid;grid-template-columns:1fr 1fr;gap:32px;margin-top:8px}
.edu__col-title{font-size:.82rem;font-weight:700;text-transform:uppercase;letter-spacing:1.5px;color:var(--gray-700);margin-bottom:16px;display:flex;align-items:center;gap:8px}
.edu__col-title i{color:var(--accent);font-size:.95rem}

.edu__card{padding:22px;margin-bottom:14px}
.edu__card:hover{border-color:var(--accent);transform:translateY(-2px)}
.edu__top{display:flex;justify-content:space-between;align-items:baseline;flex-wrap:wrap;gap:8px;margin-bottom:8px}
.edu__top h4{font-size:1rem;font-weight:700;color:var(--gray-900)}
.edu__sub{font-size:.8rem;color:var(--gray-500);display:block;margin-top:2px}
.edu__date{font-family:var(--mono);font-size:.7rem;color:var(--accent);background:var(--accent-bg);padding:3px 12px;border-radius:var(--r-full);white-space:nowrap}
.edu__desc{font-size:.85rem;color:var(--gray-600);line-height:1.6}

.cert-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.cert-card{padding:18px;text-align:left;position:relative;overflow:hidden}
.cert-card:hover{border-color:var(--accent);transform:translateY(-3px);box-shadow:var(--sh-glow)}
.cert-card__icon{width:36px;height:36px;border-radius:var(--r-md);background:var(--accent-bg);display:flex;align-items:center;justify-content:center;font-size:.95rem;color:var(--accent);margin-bottom:10px}
.cert-card h4{font-size:.88rem;font-weight:700;color:var(--gray-900);margin-bottom:6px;line-height:1.35}
.cert-card__issuer{display:block;font-size:.75rem;color:var(--gray-500);margin-bottom:2px}
.cert-card__date{display:block;font-family:var(--mono);font-size:.68rem;color:var(--accent);font-weight:500}

/* =============================================================
   TESTIMONIALS
   ============================================================= */
.tgrid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:8px}
.tcard{padding:28px 24px 24px;position:relative;display:flex;flex-direction:column;gap:18px}
.tcard:hover{transform:translateY(-4px);border-color:rgba(99,102,241,.25)}
.tcard__quote-icon{position:absolute;top:18px;right:20px;font-size:1.4rem;color:var(--accent);opacity:.35}
.tcard blockquote{font-size:.92rem;color:var(--gray-300);line-height:1.7;font-style:normal;flex-grow:1}
.tcard figcaption{display:flex;align-items:center;gap:12px;padding-top:18px;border-top:1px solid rgba(255,255,255,.06)}
.tcard__avatar{width:40px;height:40px;border-radius:50%;background:linear-gradient(135deg,var(--accent),var(--accent-dark));color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:.82rem;flex-shrink:0}
.tcard__meta{display:flex;flex-direction:column;gap:2px}
.tcard__meta strong{font-size:.88rem;font-weight:700;color:var(--white)}
.tcard__meta span{font-size:.75rem;color:var(--gray-500)}
.tgrid__note{font-size:.78rem;color:var(--gray-500);text-align:center;margin-top:28px;font-style:italic}

/* =============================================================
   CONTACT — CTA Section
   ============================================================= */
.cta-section{
    position:relative;overflow:hidden;
    background:var(--gray-950);
    padding:96px 0;
}
.cta__glow{
    position:absolute;top:50%;left:20%;transform:translate(-50%,-50%);
    width:600px;height:400px;
    background:radial-gradient(ellipse,rgba(99,102,241,.1) 0%,transparent 65%);
    pointer-events:none;
}
.cta__layout{
    display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:start;
    position:relative;z-index:1;
}
.cta__tag{
    font-family:var(--mono);font-size:.72rem;font-weight:500;
    text-transform:uppercase;letter-spacing:2.5px;color:var(--accent-light);
    display:block;margin-bottom:16px;
}
.cta__heading{
    font-size:clamp(1.6rem,3.5vw,2.4rem);font-weight:800;
    color:var(--white);letter-spacing:-.03em;line-height:1.2;margin-bottom:16px;
}
.cta__desc{
    font-size:.95rem;color:var(--gray-400);line-height:1.8;margin-bottom:32px;
    max-width:420px;
}
.cta__btn{box-shadow:0 4px 24px rgba(99,102,241,.25)}

/* Contact links */
.cta__link{
    display:flex;align-items:center;gap:16px;
    padding:16px 20px;border-radius:var(--r-md);
    border:1px solid rgba(255,255,255,.06);
    background:rgba(255,255,255,.02);
    transition:all .3s var(--ease);
    margin-bottom:8px;
}
.cta__link:hover{
    background:rgba(255,255,255,.05);
    border-color:rgba(99,102,241,.3);
    transform:translateX(6px);
}
.cta__icon{
    width:44px;height:44px;border-radius:var(--r-md);flex-shrink:0;
    background:rgba(99,102,241,.1);
    display:flex;align-items:center;justify-content:center;
    font-size:1.1rem;color:var(--accent-light);
    transition:all .3s var(--spring);
}
.cta__link:hover .cta__icon{
    background:var(--accent);color:#fff;
    transform:scale(1.08);
}
.cta__detail{flex:1}
.cta__detail small{
    display:block;font-size:.65rem;text-transform:uppercase;
    letter-spacing:.5px;color:var(--gray-500);margin-bottom:2px;
}
.cta__detail span{font-size:.88rem;font-weight:500;color:var(--gray-300)}
.cta__arrow{
    font-size:.72rem;color:var(--gray-600);
    transition:all .3s var(--ease);opacity:0;transform:translateX(-4px);
}
.cta__link:hover .cta__arrow{opacity:1;transform:translateX(0);color:var(--accent-light)}

/* =============================================================
   FOOTER
   ============================================================= */
.footer{border-top:1px solid var(--gray-200);padding:24px 0}
.footer__inner{display:flex;justify-content:space-between;align-items:center}
.footer__copy{font-size:.78rem;color:var(--gray-500);font-weight:500}
.footer__links{display:flex;gap:16px}
.footer__links a{font-size:1rem;color:var(--gray-400);transition:.25s}
.footer__links a:hover{color:var(--accent)}

/* =============================================================
   ANIMATIONS
   ============================================================= */
.anim{opacity:0;transform:translateY(28px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
.anim.vis{opacity:1;transform:none}
.anim[data-d="1"]{transition-delay:.1s}
.anim[data-d="2"]{transition-delay:.2s}
.anim[data-d="3"]{transition-delay:.3s}
.anim[data-d="4"]{transition-delay:.45s}

/* =============================================================
   RESPONSIVE
   ============================================================= */
@media(max-width:900px){
  .about{grid-template-columns:1fr;gap:32px}
  .skills{grid-template-columns:1fr 1fr}
  .sk--wide,.sk--full{grid-column:1/-1}
  .sk--tall{grid-column:auto;grid-row:auto}
  .fp__top{grid-template-columns:1fr}
  .fp__stats{grid-template-columns:repeat(2,1fr)}
  .fp__details{grid-template-columns:1fr}
  .fp__footer{flex-direction:column;align-items:flex-start}
  .impact-banner{flex-wrap:wrap;gap:24px;padding:40px 0}
  .ib{flex:0 0 auto;width:calc(33% - 16px)}
  .ib__sep{display:none}
  .approach{grid-template-columns:1fr}
  .cs__grid{grid-template-columns:1fr}
  .cs__results{flex-wrap:wrap}
  .github{grid-template-columns:1fr 1fr}
  .cta__layout{grid-template-columns:1fr;gap:32px}
  .edu{grid-template-columns:1fr;gap:40px}
  .tgrid{grid-template-columns:1fr 1fr}
  .tgrid .tcard:last-child{grid-column:1/-1}
}

@media(max-width:640px){
  .github{grid-template-columns:1fr}
  .nav__menu{
    position:fixed;top:0;right:-100%;width:72%;height:100vh;padding:80px 32px;
    background:var(--white);border-left:1px solid var(--gray-200);
    flex-direction:column;gap:8px;transition:.35s var(--ease);box-shadow:-8px 0 32px rgba(0,0,0,.06);
  }
  .nav__menu.open{right:0}
  .nav__menu .nav__link{font-size:1rem;padding:12px 0;color:var(--gray-700)}
  .nav__menu .nav__cta{margin-left:0;text-align:center;margin-top:8px}
  .nav__toggle{display:block}

  .hero__title{font-size:clamp(1.7rem,7vw,2.3rem)}
  .hero__title br{display:none}
  .hero__actions{flex-direction:column;align-items:center}
  .hero__proof{flex-direction:column;gap:12px}
  .proof__sep{width:40px;height:1px}

  .skills{grid-template-columns:1fr}
  .sk--wide,.sk--tall,.sk--full{grid-column:auto;grid-row:auto}

  .impact-banner{flex-direction:column;gap:28px;padding:40px 0}
  .ib{width:100%}
  .pgrid{grid-template-columns:1fr}
  .fp{padding:20px}
  .fp__stats{grid-template-columns:repeat(2,1fr)}
  .fp__ui-cards{grid-template-columns:repeat(2,1fr)}
  .pm{min-width:60px}

  .section{padding:64px 0}
  .heading{margin-bottom:12px}
  .card--other{max-width:100%}
  .casestudy{padding:20px}

  .hero__hiring{font-size:.78rem;padding:5px 14px}

  .cert-grid{grid-template-columns:1fr}
  .tgrid{grid-template-columns:1fr}
  .tgrid .tcard:last-child{grid-column:auto}
}