/* ==========================================================
   2026 Modern Portfolio
   Trends: Bento Grid, Glassmorphism, Smooth Transitions,
           Large Typography, Horizontal Scroll, Editorial
   ========================================================== */

/* ===== Tokens ===== */
:root {
    --c-bg: #060611;
    --c-bg-2: #0c0c24;
    --c-surface: rgba(255,255,255,0.04);
    --c-glass: rgba(255,255,255,0.06);
    --c-glass-border: rgba(255,255,255,0.08);
    --c-text: #eaeaf0;
    --c-text-2: #8888aa;
    --c-text-3: #555570;
    --c-accent: #7c6cf0;
    --c-accent-2: #00d4aa;
    --c-accent-glow: rgba(124,108,240,0.35);
    --font-sans: 'Inter', -apple-system, sans-serif;
    --font-display: 'Space Grotesk', sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
    --ease: cubic-bezier(0.16,1,0.3,1);
    --nav-h: 72px;
    --radius: 20px;
    --radius-sm: 12px;
}

[data-theme="light"] {
    --c-bg: #f4f4fa;
    --c-bg-2: #eaeaf2;
    --c-surface: rgba(0,0,0,0.03);
    --c-glass: rgba(255,255,255,0.7);
    --c-glass-border: rgba(0,0,0,0.06);
    --c-text: #16162a;
    --c-text-2: #666680;
    --c-text-3: #9999aa;
    --c-accent-glow: rgba(124,108,240,0.15);
}

/* ===== Reset ===== */
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:var(--nav-h)}
body{font-family:var(--font-sans);background:var(--c-bg);color:var(--c-text);line-height:1.6;overflow-x:hidden;cursor:none}
@media(max-width:768px){body{cursor:auto}}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
button{font-family:inherit;cursor:none}
@media(max-width:768px){button{cursor:auto}}
.container{max-width:1200px;margin:0 auto;padding:0 24px}

/* ===== Cursor ===== */
.cursor-dot{width:6px;height:6px;background:var(--c-accent);border-radius:50%;position:fixed;top:0;left:0;pointer-events:none;z-index:10001;mix-blend-mode:difference;transition:transform 0.05s}
.cursor-ring{width:36px;height:36px;border:1.5px solid rgba(124,108,240,0.5);border-radius:50%;position:fixed;top:0;left:0;pointer-events:none;z-index:10000;transition:width 0.4s var(--ease),height 0.4s var(--ease),border-color 0.3s}
.cursor-ring.active{width:56px;height:56px;border-color:var(--c-accent-2)}
@media(max-width:768px){.cursor-dot,.cursor-ring{display:none}}

/* ===== Loader ===== */
#loader{position:fixed;inset:0;background:var(--c-bg);z-index:9999;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:16px;transition:opacity .6s var(--ease),visibility .6s}
#loader.done{opacity:0;visibility:hidden}
.loader-bar{width:200px;height:2px;background:var(--c-surface);border-radius:2px;overflow:hidden}
.loader-progress{height:100%;width:0;background:var(--c-accent);border-radius:2px;transition:width .1s linear}
.loader-percent{font-family:var(--font-mono);font-size:14px;color:var(--c-text-2);letter-spacing:2px}
.loader-percent::after{content:'%'}

/* ===== Header ===== */
#header{position:fixed;top:0;left:0;width:100%;height:var(--nav-h);z-index:1000;transition:all .4s var(--ease)}
#header.scrolled{background:rgba(6,6,17,0.75);backdrop-filter:blur(24px);-webkit-backdrop-filter:blur(24px)}
[data-theme="light"] #header.scrolled{background:rgba(244,244,250,0.75)}
.nav{max-width:1200px;margin:0 auto;padding:0 24px;height:100%;display:flex;align-items:center;justify-content:space-between}
.nav__logo{font-family:var(--font-display);font-weight:700;font-size:18px;display:flex;align-items:center;gap:8px;color:var(--c-text)}
.nav__logo-dot{width:8px;height:8px;background:var(--c-accent);border-radius:50%}
.nav__links{display:flex;gap:32px}
.nav__link{font-size:14px;font-weight:500;color:var(--c-text-2);position:relative;transition:color .3s}
.nav__link::after{content:'';position:absolute;bottom:-4px;left:0;width:0;height:1.5px;background:var(--c-accent);transition:width .3s var(--ease)}
.nav__link:hover,.nav__link.active{color:var(--c-text)}
.nav__link:hover::after,.nav__link.active::after{width:100%}
.nav__actions{display:flex;align-items:center;gap:12px}
.nav__theme{width:40px;height:40px;border:1px solid var(--c-glass-border);border-radius:var(--radius-sm);background:transparent;color:var(--c-text-2);font-size:15px;display:flex;align-items:center;justify-content:center;transition:all .3s}
.nav__theme:hover{color:var(--c-accent);border-color:var(--c-accent)}
.nav__burger{display:none;width:32px;height:32px;background:transparent;border:none;flex-direction:column;justify-content:center;gap:6px;padding:4px}
.nav__burger span{display:block;height:2px;background:var(--c-text);border-radius:2px;transition:all .3s var(--ease)}
.nav__burger span:first-child{width:100%}
.nav__burger span:last-child{width:60%}
.nav__burger.active span:first-child{transform:rotate(45deg) translate(3px,3px)}
.nav__burger.active span:last-child{width:100%;transform:rotate(-45deg) translate(3px,-3px)}

/* ===== Hero ===== */
.hero{min-height:100vh;display:flex;align-items:center;position:relative;overflow:hidden;padding:0 24px}
.hero__canvas{position:absolute;inset:0;width:100%;height:100%;z-index:0}
.hero__content{position:relative;z-index:1;max-width:1200px;margin:0 auto;width:100%;padding:0 24px}
.hero__badge{display:inline-flex;align-items:center;gap:8px;padding:8px 20px;border:1px solid var(--c-glass-border);border-radius:50px;font-size:13px;font-weight:500;color:var(--c-text-2);background:var(--c-glass);backdrop-filter:blur(12px);margin-bottom:32px}
.hero__badge-dot{width:8px;height:8px;background:var(--c-accent-2);border-radius:50%;animation:pulse 2s infinite}
@keyframes pulse{0%,100%{box-shadow:0 0 0 0 rgba(0,212,170,.4)}50%{box-shadow:0 0 0 8px rgba(0,212,170,0)}}
.hero__title{font-family:var(--font-display);font-size:clamp(48px,8vw,96px);font-weight:800;line-height:1.05;letter-spacing:-2px;margin-bottom:24px}
.hero__title-accent{background:linear-gradient(135deg,var(--c-accent),var(--c-accent-2));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.hero__desc{font-size:18px;color:var(--c-text-2);max-width:460px;line-height:1.8;margin-bottom:40px}
.hero__cta{display:flex;gap:16px;flex-wrap:wrap}
.hero__scroll{position:absolute;bottom:40px;left:50%;transform:translateX(-50%);display:flex;flex-direction:column;align-items:center;gap:8px}
.hero__scroll-line{width:1px;height:60px;background:linear-gradient(to bottom,var(--c-accent),transparent);animation:scroll-line 2s ease infinite}
@keyframes scroll-line{0%{opacity:0;transform:scaleY(0);transform-origin:top}50%{opacity:1;transform:scaleY(1)}100%{opacity:0;transform:scaleY(0);transform-origin:bottom}}
.hero__floats{position:absolute;inset:0;pointer-events:none;z-index:0}
.hero__float{position:absolute;left:var(--x);top:var(--y);font-family:var(--font-mono);font-size:12px;font-weight:600;color:var(--c-accent);opacity:.12;padding:8px 14px;border:1px solid rgba(124,108,240,.1);border-radius:8px;animation:hfloat var(--d) ease-in-out infinite}
@keyframes hfloat{0%,100%{transform:translate(0,0) rotate(0deg)}50%{transform:translate(10px,-20px) rotate(5deg)}}

/* ===== Buttons ===== */
.btn{display:inline-flex;align-items:center;gap:10px;padding:14px 32px;border-radius:50px;font-size:15px;font-weight:600;border:none;transition:all .4s var(--ease);position:relative;overflow:hidden}
.btn--primary{background:var(--c-accent);color:#fff;box-shadow:0 4px 30px var(--c-accent-glow)}
.btn--primary:hover{box-shadow:0 8px 50px var(--c-accent-glow);transform:translateY(-2px)}
.btn--primary i{transition:transform .3s var(--ease)}
.btn--primary:hover i{transform:translateX(4px)}
.btn--ghost{border:1.5px solid var(--c-glass-border);color:var(--c-text);background:transparent}
.btn--ghost:hover{border-color:var(--c-accent);color:var(--c-accent)}
.btn--full{width:100%;justify-content:center}

/* ===== Marquee ===== */
.marquee{padding:20px 0;border-top:1px solid var(--c-glass-border);border-bottom:1px solid var(--c-glass-border);overflow:hidden}
.marquee__track{display:flex;gap:48px;white-space:nowrap;animation:marquee 30s linear infinite;width:max-content}
.marquee__track span{font-family:var(--font-mono);font-size:14px;font-weight:600;color:var(--c-text-3);letter-spacing:2px;text-transform:uppercase;opacity:.5}
@keyframes marquee{0%{transform:translateX(0)}100%{transform:translateX(-50%)}}
.marquee:hover .marquee__track{animation-play-state:paused}

/* ===== Section ===== */
.section{padding:140px 0;position:relative}
.section--dark{background:var(--c-bg-2)}
.section__header{margin-bottom:64px}
.section__label{display:inline-block;font-family:var(--font-mono);font-size:13px;font-weight:500;color:var(--c-accent);letter-spacing:2px;text-transform:uppercase;margin-bottom:16px}
.section__title{font-family:var(--font-display);font-size:clamp(36px,5vw,56px);font-weight:800;line-height:1.1;letter-spacing:-1px}
.text-accent{color:var(--c-accent)}

/* ===== Glass ===== */
.glass{background:var(--c-glass);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border:1px solid var(--c-glass-border);border-radius:var(--radius)}

/* ===== Bento Grid ===== */
.bento{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.bento__item{padding:28px;border-radius:var(--radius);transition:all .5s var(--ease);position:relative;overflow:hidden}
.bento__item:hover{transform:translateY(-4px);border-color:rgba(124,108,240,.2);box-shadow:0 20px 60px rgba(124,108,240,.08)}
.bento__item--wide{grid-column:span 2}
.bento__icon{width:48px;height:48px;background:rgba(124,108,240,.1);border-radius:14px;display:flex;align-items:center;justify-content:center;font-size:20px;color:var(--c-accent);margin-bottom:16px}
.bento__item h3{font-family:var(--font-display);font-size:18px;font-weight:700;margin-bottom:8px}
.bento__item p{font-size:14px;color:var(--c-text-2);line-height:1.7}
.bento__stats{display:flex;flex-direction:column;align-items:center;justify-content:center;height:100%;min-height:120px}
.bento__stat-number{font-family:var(--font-display);font-size:48px;font-weight:800;background:linear-gradient(135deg,var(--c-accent),var(--c-accent-2));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;line-height:1}
.bento__stat-number::after{content:'+';font-size:32px}
.bento__stat-label{font-size:13px;color:var(--c-text-3);font-weight:500;text-transform:uppercase;letter-spacing:1px;margin-top:4px}
.bento__profile{display:flex;align-items:center;gap:14px;margin-bottom:16px}
.bento__avatar{width:48px;height:48px;background:linear-gradient(135deg,var(--c-accent),var(--c-accent-2));border-radius:14px;display:flex;align-items:center;justify-content:center;color:#fff;font-size:20px}
.bento__profile strong{display:block;font-size:14px}
.bento__profile span{font-size:12px;color:var(--c-text-3)}
.bento__links{display:flex;gap:10px}
.bento__links a{width:40px;height:40px;border:1px solid var(--c-glass-border);border-radius:var(--radius-sm);display:flex;align-items:center;justify-content:center;font-size:16px;color:var(--c-text-2);transition:all .3s}
.bento__links a:hover{color:var(--c-accent);border-color:var(--c-accent);background:rgba(124,108,240,.08)}

/* ===== Work Toolbar ===== */
.work-toolbar{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:32px;flex-wrap:wrap}
.work-filters{display:flex;gap:8px;flex-wrap:wrap;flex:1}
.work-filter{padding:8px 20px;border:1px solid var(--c-glass-border);border-radius:50px;background:transparent;color:var(--c-text-2);font-size:13px;font-weight:600;font-family:var(--font-sans);transition:all .3s var(--ease);white-space:nowrap}
.work-filter:hover{border-color:var(--c-accent);color:var(--c-accent)}
.work-filter.active{background:var(--c-accent);color:#fff;border-color:var(--c-accent)}
.work-filter .work-filter__count{font-size:11px;opacity:.7;margin-left:4px}
.work-search{position:relative;width:240px;flex-shrink:0}
.work-search i{position:absolute;left:14px;top:50%;transform:translateY(-50%);color:var(--c-text-3);font-size:13px;pointer-events:none}
.work-search input{width:100%;padding:10px 14px 10px 38px;border:1px solid var(--c-glass-border);border-radius:var(--radius-sm);background:var(--c-glass);color:var(--c-text);font-size:13px;font-family:var(--font-sans);outline:none;transition:border-color .3s}
.work-search input:focus{border-color:var(--c-accent)}
.work-search input::placeholder{color:var(--c-text-3)}

/* ===== Work Grid ===== */
.work-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.work-card{background:var(--c-glass);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border:1px solid var(--c-glass-border);border-radius:var(--radius);overflow:hidden;transition:all .5s var(--ease);animation:cardIn .5s var(--ease) both}
.work-card:hover{transform:translateY(-6px);border-color:rgba(124,108,240,.3);box-shadow:0 20px 60px rgba(124,108,240,.1)}
@keyframes cardIn{from{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}
.work-card__header{height:120px;display:flex;align-items:center;justify-content:center;position:relative;overflow:hidden}
.work-card__icon{font-size:32px;color:rgba(255,255,255,.8);z-index:1;transition:transform .5s var(--ease)}
.work-card:hover .work-card__icon{transform:scale(1.15) rotate(-5deg)}
.work-card__body{padding:18px}
.work-card__category{font-family:var(--font-mono);font-size:10px;color:var(--c-accent);text-transform:uppercase;letter-spacing:2px;font-weight:600}
.work-card__title{font-family:var(--font-display);font-size:16px;font-weight:700;margin:6px 0 4px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.work-card__desc{font-size:12px;color:var(--c-text-2);margin-bottom:12px;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.work-card__tags{display:flex;gap:6px;margin-bottom:12px;flex-wrap:wrap}
.work-card__tags span{padding:3px 10px;background:rgba(124,108,240,.08);color:var(--c-accent);border-radius:50px;font-size:10px;font-weight:600}
.work-card__link{display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:600;color:var(--c-accent);transition:gap .3s var(--ease)}
.work-card__link:hover{gap:10px}
.work-empty{text-align:center;padding:60px 0;color:var(--c-text-3);font-size:15px}
.work-count{text-align:center;margin-top:24px;font-family:var(--font-mono);font-size:12px;color:var(--c-text-3);letter-spacing:1px}

/* Gradient presets for project cards */
.grad-1{background:linear-gradient(135deg,#6c5ce7,#00cec9)}
.grad-2{background:linear-gradient(135deg,#fd79a8,#e17055)}
.grad-3{background:linear-gradient(135deg,#00b894,#00cec9)}
.grad-4{background:linear-gradient(135deg,#fdcb6e,#e17055)}
.grad-5{background:linear-gradient(135deg,#6c5ce7,#fd79a8)}
.grad-6{background:linear-gradient(135deg,#00cec9,#6c5ce7)}
.grad-7{background:linear-gradient(135deg,#a29bfe,#6c5ce7)}
.grad-8{background:linear-gradient(135deg,#55efc4,#00b894)}
.grad-9{background:linear-gradient(135deg,#fab1a0,#e17055)}
.grad-10{background:linear-gradient(135deg,#74b9ff,#0984e3)}

/* ===== Skills Grid ===== */
.skills-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.skill-card{padding:24px;text-align:center;transition:all .5s var(--ease)}
.skill-card:hover{transform:translateY(-6px);border-color:rgba(124,108,240,.2);box-shadow:0 20px 60px rgba(124,108,240,.08)}
.skill-card__icon{width:52px;height:52px;background:rgba(124,108,240,.1);border-radius:16px;display:flex;align-items:center;justify-content:center;font-size:24px;color:var(--c-accent);margin:0 auto 12px;transition:all .4s var(--ease)}
.skill-card:hover .skill-card__icon{background:var(--c-accent);color:#fff;transform:scale(1.1)}
.skill-card h4{font-family:var(--font-display);font-size:14px;font-weight:700;margin-bottom:10px}
.skill-card__bar{height:3px;background:var(--c-surface);border-radius:3px;overflow:hidden}
.skill-card__fill{height:100%;width:0;background:linear-gradient(90deg,var(--c-accent),var(--c-accent-2));border-radius:3px;transition:width 1.5s var(--ease)}

/* ===== Timeline ===== */
.timeline{max-width:640px;margin:0 auto;display:flex;flex-direction:column;gap:24px}
.timeline__item{display:flex;gap:24px;align-items:flex-start}
.timeline__marker{display:flex;flex-direction:column;align-items:center;padding-top:8px}
.timeline__dot{width:12px;height:12px;border:2.5px solid var(--c-accent);border-radius:50%;background:var(--c-bg);position:relative}
.timeline__dot::after{content:'';position:absolute;top:14px;left:4px;width:1.5px;height:calc(100% + 60px);background:linear-gradient(to bottom,var(--c-accent),transparent)}
.timeline__item:last-child .timeline__dot::after{display:none}
.timeline__card{flex:1;padding:28px;transition:all .4s var(--ease)}
.timeline__card:hover{transform:translateX(8px);border-color:rgba(124,108,240,.2)}
.timeline__date{font-family:var(--font-mono);font-size:12px;color:var(--c-accent);font-weight:600;letter-spacing:1px}
.timeline__card h3{font-family:var(--font-display);font-size:18px;font-weight:700;margin:8px 0 4px}
.timeline__company{font-size:14px;color:var(--c-accent-2);font-weight:600;margin-bottom:8px}
.timeline__card p:last-of-type{font-size:14px;color:var(--c-text-2);margin-bottom:12px}
.timeline__tags{display:flex;gap:8px;flex-wrap:wrap}
.timeline__tags span{padding:3px 10px;background:rgba(124,108,240,.08);color:var(--c-accent);border-radius:50px;font-size:11px;font-weight:600}

/* ===== Contact ===== */
.contact{display:grid;grid-template-columns:1fr 1fr;gap:80px;align-items:start}
.contact__title{font-family:var(--font-display);font-size:clamp(36px,5vw,52px);font-weight:800;line-height:1.15;margin:20px 0 32px;letter-spacing:-1px}
.contact__info{display:flex;flex-direction:column;gap:12px}
.contact__link{display:flex;align-items:center;gap:12px;padding:14px 18px;border:1px solid var(--c-glass-border);border-radius:var(--radius-sm);font-size:14px;font-weight:500;color:var(--c-text-2);transition:all .3s var(--ease)}
.contact__link i{color:var(--c-accent);font-size:16px;width:20px;text-align:center}
.contact__link:hover{border-color:var(--c-accent);color:var(--c-text);transform:translateX(6px)}
.contact__form{display:flex;flex-direction:column;gap:20px}
.form-group{position:relative}
.form-group input,.form-group textarea{width:100%;padding:16px 0;background:transparent;border:none;border-bottom:1.5px solid var(--c-glass-border);color:var(--c-text);font-size:15px;font-family:var(--font-sans);outline:none;transition:border-color .3s}
.form-group input:focus,.form-group textarea:focus{border-color:var(--c-accent)}
.form-group label{position:absolute;top:16px;left:0;font-size:14px;color:var(--c-text-3);pointer-events:none;transition:all .3s var(--ease)}
.form-group input:focus~label,.form-group input:not(:placeholder-shown)~label,
.form-group textarea:focus~label,.form-group textarea:not(:placeholder-shown)~label{top:-10px;font-size:11px;color:var(--c-accent);font-weight:600}
.form-group textarea{resize:vertical;min-height:100px}

/* ===== Footer ===== */
.footer{padding:32px 0;border-top:1px solid var(--c-glass-border)}
.footer__inner{display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--c-text-3)}
.footer__social{display:flex;gap:16px}
.footer__social a{color:var(--c-text-3);font-size:16px;transition:color .3s}
.footer__social a:hover{color:var(--c-accent)}

/* ===== Back to Top ===== */
.btt{position:fixed;bottom:24px;right:24px;width:44px;height:44px;background:var(--c-glass);backdrop-filter:blur(12px);border:1px solid var(--c-glass-border);border-radius:var(--radius-sm);color:var(--c-accent);font-size:14px;display:flex;align-items:center;justify-content:center;opacity:0;visibility:hidden;transform:translateY(16px);transition:all .4s var(--ease);z-index:100}
.btt svg{position:absolute;inset:0;width:100%;height:100%}
.btt__circle{fill:none;stroke:var(--c-accent);stroke-width:1.5;stroke-dasharray:100.5;stroke-dashoffset:100.5;transform:rotate(-90deg);transform-origin:center;transition:stroke-dashoffset .2s}
.btt.visible{opacity:1;visibility:visible;transform:translateY(0)}
.btt:hover{border-color:var(--c-accent)}

/* ===== Reveal Animation ===== */
.reveal{opacity:0;transform:translateY(40px);transition:opacity .8s var(--ease),transform .8s var(--ease)}
.reveal--delay-1{transition-delay:.15s}
.reveal--delay-2{transition-delay:.3s}
.reveal.visible{opacity:1;transform:translateY(0)}

/* ===== Responsive ===== */
@media(max-width:1024px){
    .bento{grid-template-columns:repeat(2,1fr)}
    .skills-grid{grid-template-columns:repeat(3,1fr)}
    .work-grid{grid-template-columns:repeat(3,1fr)}
}
@media(max-width:768px){
    .nav__links{position:fixed;inset:0;background:var(--c-bg);flex-direction:column;justify-content:center;align-items:center;gap:24px;opacity:0;visibility:hidden;transition:all .5s var(--ease);z-index:999}
    .nav__links.active{opacity:1;visibility:visible}
    .nav__link{font-size:28px;font-weight:700}
    .nav__burger{display:flex}
    .bento{grid-template-columns:1fr}
    .bento__item--wide{grid-column:span 1}
    .skills-grid{grid-template-columns:repeat(2,1fr)}
    .contact{grid-template-columns:1fr;gap:48px}
    .work-grid{grid-template-columns:repeat(2,1fr)}
    .work-toolbar{flex-direction:column;align-items:stretch}
    .work-search{width:100%}
    .section{padding:100px 0}
    .footer__inner{flex-direction:column;gap:16px;text-align:center}
}
@media(max-width:480px){
    .hero__cta{flex-direction:column}
    .btn{width:100%;justify-content:center}
    .skills-grid{grid-template-columns:1fr 1fr}
    .work-grid{grid-template-columns:1fr}
}