/* ali.dev portfolio: terminal theme (dark default, green accent, JetBrains Mono + Inter) */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{--font-mono:"JetBrains Mono","Courier New",monospace;--font-sans:"Inter",system-ui,sans-serif;--mouse-x:50vw;--mouse-y:50vh}
[data-theme="dark"]{--bg:#090909;--surface:#111111;--surface-2:#191919;--border:rgba(255,255,255,0.07);--border-strong:rgba(255,255,255,0.13);--accent:#00d46a;--accent-text:#00d46a;--accent-glow:rgba(0,212,106,0.5);--accent-dim:rgba(0,212,106,0.09);--on-accent:#020a05;--text:rgba(255,255,255,0.67);--text-bright:#ffffff;--text-dim:rgba(255,255,255,0.48);--text-faint:rgba(255,255,255,0.17);--shadow-card:0 1px 2px rgba(0,0,0,0.5),0 4px 20px rgba(0,0,0,0.4);--torch-color:rgba(0,212,106,0.04);--topbar-bg:rgba(9,9,9,0.72);--art-mute:rgba(255,255,255,0.2);--bezel:#000}
[data-theme="light"]{--bg:#f7f7f6;--surface:#ffffff;--surface-2:#f0f0ee;--border:rgba(0,0,0,0.07);--border-strong:rgba(0,0,0,0.13);--accent:#00a854;--accent-text:#00843f;--accent-glow:rgba(0,168,84,0.4);--accent-dim:rgba(0,168,84,0.09);--on-accent:#ffffff;--text:rgba(0,0,0,0.67);--text-bright:#000000;--text-dim:rgba(0,0,0,0.55);--text-faint:rgba(0,0,0,0.22);--shadow-card:0 1px 2px rgba(0,0,0,0.06),0 4px 20px rgba(0,0,0,0.05);--torch-color:rgba(0,168,84,0.04);--topbar-bg:rgba(247,247,246,0.78);--art-mute:rgba(0,0,0,0.16);--bezel:#111}
html{scroll-behavior:smooth;scroll-padding-top:80px}
body{background:var(--bg);color:var(--text);font-family:var(--font-sans);min-height:100vh;overflow-x:hidden;transition:background 0.3s,color 0.3s}
img,svg{display:block;max-width:100%}
img{height:auto}
a{color:inherit}
button{font:inherit;color:inherit}
::selection{background:var(--accent);color:var(--on-accent)}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:4px}
.visually-hidden{position:absolute!important;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}
.skip{position:absolute;left:16px;top:-48px;z-index:300;padding:10px 14px;border-radius:8px;background:var(--accent);color:var(--on-accent);font-family:var(--font-mono);font-size:13px;font-weight:600;text-decoration:none;transition:top 0.15s}
.skip:focus{top:12px}

/* ---------- background ---------- */
.bg-layer{position:fixed;inset:0;pointer-events:none;z-index:0}
.bg-grid{background-image:linear-gradient(var(--border) 1px,transparent 1px),linear-gradient(90deg,var(--border) 1px,transparent 1px);background-size:44px 44px}
.bg-dots{background-image:radial-gradient(circle,var(--border-strong) 1px,transparent 1px);background-size:22px 22px;background-position:11px 11px;opacity:0.45}
.bg-torch{background:radial-gradient(600px circle at var(--mouse-x) var(--mouse-y),var(--torch-color),transparent 40%)}
.bg-vignette{background:radial-gradient(ellipse 80% 80% at center,transparent 40%,var(--bg) 100%)}

/* ---------- topbar + sidebar ---------- */
.topbar{position:sticky;top:0;z-index:50;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--border);background:var(--topbar-bg);transition:background 0.3s}
.topbar-inner{max-width:1200px;margin:0 auto;padding:16px 32px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{display:flex;align-items:center;gap:10px;font-family:var(--font-mono);font-size:15px;font-weight:600;letter-spacing:-0.03em;color:var(--text-bright);text-decoration:none}
.brand-dot{width:8px;height:8px;border-radius:50%;background:var(--accent);box-shadow:0 0 12px var(--accent-glow);flex-shrink:0;animation:pulse 2.4s ease-in-out infinite}
.brand-dim{font-weight:400;color:var(--text-dim)}
.nav-primary{display:flex;gap:2px;align-items:center}
@media(max-width:1000px){.nav-primary{display:none}}
.nav-link{padding:8px 12px;font-family:var(--font-mono);font-size:13px;border-radius:6px;color:var(--text-dim);text-decoration:none;transition:color 0.15s,background 0.15s}
.nav-link::before{content:"~/";opacity:0.4;margin-right:1px}
.nav-link:hover{color:var(--text-bright);background:var(--surface-2)}
.nav-link.active{color:var(--accent-text)}
.topbar-actions{display:flex;align-items:center;gap:8px}
.icon-btn{display:flex;align-items:center;justify-content:center;width:36px;height:36px;padding:0;border:1px solid var(--border);border-radius:8px;color:var(--text-dim);background:transparent;cursor:pointer;transition:border-color 0.15s,color 0.15s;flex-shrink:0}
.icon-btn:hover{border-color:var(--accent);color:var(--accent)}
.menu-btn{display:none}
@media(max-width:1000px){.menu-btn{display:flex}}
@media(max-width:640px){.topbar-inner{padding:12px 16px}}

.overlay{position:fixed;inset:0;z-index:100;background:rgba(0,0,0,0.4);backdrop-filter:blur(2px);opacity:0;pointer-events:none;transition:opacity 0.3s}
.overlay.open{opacity:1;pointer-events:auto}
.sidebar{position:fixed;top:0;right:0;height:100%;width:280px;z-index:101;background:var(--bg);border-left:1px solid var(--border);display:flex;flex-direction:column;transform:translateX(100%);visibility:hidden;transition:transform 0.3s ease-in-out,visibility 0.3s}
.sidebar.open{transform:translateX(0);visibility:visible}
.sidebar-header{display:flex;align-items:center;justify-content:space-between;padding:16px 24px;border-bottom:1px solid var(--border)}
.sidebar-nav{display:flex;flex-direction:column;gap:4px;padding:16px}
.sidebar-nav a{display:block;padding:12px 16px;font-family:var(--font-mono);font-size:14px;border-radius:6px;color:var(--text-dim);text-decoration:none;transition:color 0.15s,background 0.15s}
.sidebar-nav a::before{content:"~/";opacity:0.4;margin-right:1px}
.sidebar-nav a:hover{color:var(--text-bright);background:var(--surface-2)}
.sidebar-nav a.active{color:var(--accent-text)}

main{position:relative;z-index:1;max-width:1200px;margin:0 auto;padding:0 32px;overflow-x:clip}
@media(max-width:640px){main{padding:0 16px}}

/* ---------- hero ---------- */
#top{padding:88px 0 96px}
@media(max-width:940px){#top{padding:56px 0 64px}}
.hero-grid{display:grid;grid-template-columns:1.05fr 1fr;gap:56px;align-items:center}
@media(max-width:940px){.hero-grid{grid-template-columns:1fr;gap:32px}}
.available-badge{display:inline-flex;align-items:center;gap:10px;font-family:var(--font-mono);font-size:12px;letter-spacing:0.04em;color:var(--text-dim);padding:5px 12px 5px 5px;border:1px solid var(--border);border-radius:999px;background:var(--surface);margin-bottom:28px;white-space:nowrap}
.avatar-sm{width:28px;height:28px;border-radius:50%;object-fit:cover;border:1px solid var(--accent);flex-shrink:0}
.blip{display:inline-block;border-radius:50%;background:var(--accent);box-shadow:0 0 10px var(--accent-glow);flex-shrink:0;animation:blip-pulse 1.6s ease-in-out infinite}
.blip-md{width:7px;height:7px}
.blip-sm{width:6px;height:6px}
@keyframes blip-pulse{0%,100%{opacity:1;box-shadow:0 0 10px var(--accent-glow)}50%{opacity:0.5;box-shadow:0 0 4px var(--accent-glow)}}
@keyframes pulse{0%,100%{box-shadow:0 0 12px var(--accent-glow);opacity:1}50%{box-shadow:0 0 4px var(--accent-glow);opacity:0.7}}
@keyframes blink{0%,49%{opacity:1}50%,100%{opacity:0}}

.hero-h1{font-family:var(--font-mono);font-weight:500;color:var(--text-bright);margin:0 0 18px}
.h1-name{display:block;font-size:clamp(40px,6vw,72px);line-height:1.02;letter-spacing:-0.04em;white-space:nowrap}
.h1-prompt{color:var(--text-faint);font-weight:300}
.h1-accent{color:var(--accent)}
.cursor{display:inline-block;width:0.55ch;height:1em;background:var(--accent);margin-left:4px;vertical-align:-10%;animation:blink 1.05s steps(2) infinite}
.h1-role{display:block;margin-top:18px;font-size:clamp(18px,2.15vw,26px);line-height:1.35;letter-spacing:-0.025em;text-wrap:balance}
.h1-sep{color:var(--accent);font-weight:300}
.hero-sub{font-family:var(--font-mono);font-size:14px;color:var(--text-dim);letter-spacing:-0.005em;margin:0 0 26px}
.hero-desc{font-size:17px;line-height:1.65;color:var(--text);max-width:54ch;margin:0 0 36px}
.hero-desc em{color:var(--accent-text);font-style:normal}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;align-items:center}

.btn-primary{position:relative;font-family:var(--font-mono);white-space:nowrap;flex-shrink:0;display:inline-flex;align-items:center;gap:10px;padding:12px 18px;font-size:13px;letter-spacing:-0.005em;border-radius:8px;border:1px solid var(--accent);background:var(--accent);color:var(--on-accent);font-weight:600;cursor:pointer;text-decoration:none;transition:background 0.18s,border-color 0.18s,color 0.18s,box-shadow 0.18s,transform 0.18s}
.btn-primary::before{content:"\2192";color:var(--on-accent);transition:color 0.18s}
.btn-primary:hover{background:transparent;color:var(--accent);box-shadow:0 0 24px -4px var(--accent-glow)}
.btn-primary:hover::before{color:var(--accent)}
.btn-primary:active{transform:translateY(1px)}
.btn-primary:disabled{opacity:0.6;cursor:wait}
.btn-secondary{position:relative;font-family:var(--font-mono);white-space:nowrap;flex-shrink:0;display:inline-flex;align-items:center;gap:10px;padding:12px 18px;font-size:13px;letter-spacing:-0.005em;border-radius:8px;border:1px solid var(--border-strong);background:var(--surface);color:var(--text-bright);cursor:pointer;text-decoration:none;transition:border-color 0.18s,color 0.18s,transform 0.18s}
.btn-secondary::before{content:"$";color:var(--text-faint)}
.btn-secondary:hover{border-color:var(--accent);color:var(--accent)}
.btn-secondary:active{transform:translateY(1px)}

.social-icons{margin-left:auto;display:flex;gap:8px}
@media(max-width:640px){.social-icons{margin-left:0}.hero-actions{flex-direction:column;align-items:flex-start}}
.social-icon{display:grid;place-items:center;width:40px;height:40px;padding:0;border:1px solid var(--border-strong);border-radius:8px;color:var(--text-bright);background:var(--surface);flex-shrink:0;text-decoration:none;transition:border-color 0.18s,color 0.18s,transform 0.18s}
.social-icon:hover{border-color:var(--accent);color:var(--accent);transform:translateY(-1px)}

/* ---------- ask-me chat ---------- */
.chat-widget{position:relative;background:var(--surface);border:1px solid var(--border);border-radius:14px;padding:18px;display:flex;flex-direction:column;height:540px;box-shadow:var(--shadow-card)}
@media(max-width:640px){.chat-widget{height:540px;padding:14px}}
.corner{position:absolute;width:10px;height:10px;border-color:var(--accent);border-style:solid;opacity:0.5;pointer-events:none}
.c-tl{top:-1px;left:-1px;border-width:1px 0 0 1px}
.c-tr{top:-1px;right:-1px;border-width:1px 1px 0 0}
.c-bl{bottom:-1px;left:-1px;border-width:0 0 1px 1px}
.c-br{bottom:-1px;right:-1px;border-width:0 1px 1px 0}
.chat-header{display:flex;align-items:center;justify-content:space-between;font-family:var(--font-mono);font-size:12px;color:var(--text-dim);border-bottom:1px dashed var(--border);padding-bottom:12px;margin-bottom:14px}
.chat-dots{display:flex;gap:6px}
.chat-dot{width:10px;height:10px;border-radius:50%;background:var(--border-strong)}
.chat-dot.on{background:var(--accent);box-shadow:0 0 8px var(--accent-glow)}
.chat-title{letter-spacing:0.04em;white-space:nowrap}
.chat-ready{display:flex;align-items:center;gap:6px}
.chat-messages{overflow-y:auto;overscroll-behavior:contain;display:flex;flex-direction:column;gap:14px;padding:4px 4px 12px;flex:1;min-height:0;scrollbar-width:thin;scrollbar-color:var(--border-strong) transparent}
.chat-messages::-webkit-scrollbar{width:6px}
.chat-messages::-webkit-scrollbar-thumb{background:var(--border-strong);border-radius:3px}
.chat-msg{font-size:14px;line-height:1.55;max-width:92%}
.chat-msg-label{font-family:var(--font-mono);font-size:11px;letter-spacing:0.05em;margin-bottom:4px;color:var(--text-dim)}
.chat-msg-text{white-space:pre-wrap;color:var(--text)}
.user-msg{align-self:flex-end;text-align:right}
.user-msg .chat-msg-label{color:var(--accent-text)}
.user-msg .chat-msg-text{color:var(--text-bright)}
.typing .chat-msg-text::after{content:"|";color:var(--accent);animation:blink 0.8s steps(2) infinite}
.chat-sources{display:flex;flex-wrap:wrap;align-items:center;gap:6px;margin-top:8px;font-family:var(--font-mono);font-size:11px;color:var(--text-dim)}
.source{display:inline-flex;align-items:center;padding:3px 9px;border:1px solid var(--border-strong);border-radius:999px;background:var(--surface-2);color:var(--text-dim);text-decoration:none;transition:color 0.15s,border-color 0.15s}
.source:hover{color:var(--accent-text);border-color:var(--accent)}
.trace{margin-top:6px;font-family:var(--font-mono);font-size:11px}
.trace summary{display:inline-block;cursor:pointer;color:var(--text-dim);list-style:none;border-radius:4px;transition:color 0.15s}
.trace summary::-webkit-details-marker{display:none}
.trace summary:hover,.trace[open] summary{color:var(--text-bright)}
.trace-body{display:grid;gap:8px;margin-top:8px;padding:10px 12px;border:1px dashed var(--border-strong);border-radius:8px;color:var(--text-dim)}
.trace-row{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:4px 10px}
.trace-row.is-used{color:var(--text-bright)}
.trace-score{font-variant-numeric:tabular-nums}
.trace-bar{grid-column:1/-1;height:3px;border-radius:2px;background:var(--border);overflow:hidden}
.trace-bar i{display:block;height:100%;background:var(--text-faint)}
.trace-row.is-used .trace-bar i{background:var(--accent);box-shadow:0 0 8px var(--accent-glow)}
.chat-chips{display:flex;flex-wrap:wrap;gap:6px;padding:10px 0 12px;border-top:1px dashed var(--border)}
.chip{font-family:var(--font-mono);font-size:11.5px;padding:6px 10px;border:1px solid var(--border);border-radius:999px;background:var(--surface-2);color:var(--text-dim);cursor:pointer;white-space:nowrap;transition:color 0.15s,border-color 0.15s}
.chip:hover:not(:disabled){color:var(--accent);border-color:var(--accent)}
.chip:disabled{opacity:0.4;cursor:not-allowed}
.chat-input-wrap{display:flex;align-items:center;gap:8px;padding:10px 12px;background:var(--surface-2);border:1px solid var(--border);border-radius:10px;transition:border-color 0.15s}
.chat-input-wrap:focus-within{border-color:var(--accent)}
.chat-prompt{font-family:var(--font-mono);color:var(--accent);font-size:13px}
.chat-input{flex:1;min-width:0;font-family:var(--font-mono);font-size:13.5px;color:var(--text-bright);background:transparent;border:none;outline:none}
.chat-input::placeholder{color:var(--text-faint)}
.chat-send{font-family:var(--font-mono);display:inline-flex;align-items:center;padding:6px 10px;font-size:11px;letter-spacing:0.06em;border-radius:6px;border:1px solid var(--border-strong);color:var(--text-dim);background:transparent;cursor:pointer;transition:color 0.15s,border-color 0.15s;white-space:nowrap}
.chat-send:hover:not(:disabled){color:var(--accent);border-color:var(--accent)}
.chat-send:disabled{opacity:0.5;cursor:not-allowed}

/* ---------- sections ---------- */
section{padding:80px 0}
.section-header{display:flex;align-items:baseline;justify-content:space-between;gap:24px;margin-bottom:36px;padding-bottom:20px;border-bottom:1px solid var(--border)}
.sec-num{font-family:var(--font-mono);font-size:12px;color:var(--text-dim);letter-spacing:0.05em}
.sec-num b{color:var(--accent-text);margin-right:8px;font-weight:400}
.sec-title{font-family:var(--font-mono);font-weight:500;font-size:clamp(28px,3.5vw,40px);letter-spacing:-0.03em;color:var(--text-bright);margin:8px 0 0}
.sec-meta{font-family:var(--font-mono);font-size:12px;color:var(--text-dim);text-align:right;flex-shrink:0}
.meta-faint{color:var(--text-dim)}
.meta-accent{color:var(--accent-text)}
@media(max-width:560px){.section-header{flex-direction:column;align-items:flex-start;gap:10px}.sec-meta{text-align:left}}

/* ---------- project cards ---------- */
.projects-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
@media(max-width:940px){.projects-grid{grid-template-columns:1fr}}
@media(min-width:941px) and (max-width:1100px){.projects-grid{grid-template-columns:repeat(2,1fr)}}
.shots-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
@media(max-width:860px){.shots-grid{grid-template-columns:1fr}}
.project-card{position:relative;display:flex;flex-direction:column;border:1px solid var(--border);border-radius:12px;background:var(--surface);padding:22px;min-height:320px;overflow:hidden;transition:border-color 0.2s,transform 0.2s}
.project-card::after{content:"";position:absolute;inset:0;border-radius:inherit;background:radial-gradient(circle at 100% 0%,var(--accent-dim),transparent 60%);opacity:0;transition:opacity 0.25s;pointer-events:none}
.project-card:hover{border-color:var(--accent);transform:translateY(-2px)}
.project-card:hover::after{opacity:1}
.pcard-num{font-family:var(--font-mono);font-size:11px;color:var(--accent-text);letter-spacing:0.08em}
.pcard-title{font-family:var(--font-mono);font-size:20px;letter-spacing:-0.02em;color:var(--text-bright);margin:14px 0 6px;font-weight:500}
.pcard-meta{font-family:var(--font-mono);font-size:11.5px;color:var(--text-dim);margin-bottom:14px;display:flex;flex-wrap:wrap;align-items:center;gap:8px}
.pcard-sep{color:var(--text-faint)}
.pcard-desc{font-size:14px;color:var(--text);line-height:1.6;margin-bottom:18px}
.pcard-tags{display:flex;flex-wrap:wrap;gap:6px;margin-top:auto;margin-bottom:14px}
.tag{font-family:var(--font-mono);font-size:10.5px;padding:3px 8px;border:1px solid var(--border);border-radius:4px;color:var(--text-dim);background:var(--surface-2)}
.pcard-links{display:flex;flex-wrap:wrap;gap:14px;padding-top:14px;border-top:1px dashed var(--border)}
.pcard-link{font-family:var(--font-mono);font-size:13px;color:var(--text-dim);text-decoration:none;transition:color 0.15s;position:relative;z-index:1}
.pcard-link:hover{color:var(--accent)}
.projects-footer{margin-top:40px;padding-top:28px;border-top:1px dashed var(--border);display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap}
.pf-label{font-family:var(--font-mono);font-size:13px;color:var(--text-dim)}
.pf-faint{color:var(--text-faint)}
.pf-comment{color:var(--text-faint);font-size:11.5px;margin-left:12px}

/* featured (RAVISN) */
.feature-card{min-height:0;padding:28px}
.feature-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.12fr);gap:40px;align-items:center}
@media(max-width:940px){.feature-grid{grid-template-columns:1fr;gap:28px}}
.feature-copy .pcard-title{font-size:24px}
.feature-copy .pcard-tags{margin-top:0}
.feature-media{position:relative;padding-bottom:26px}
.feature-media .phone{right:-6px;bottom:0}
.ticks{list-style:none;display:grid;gap:8px;margin:0 0 18px}
.ticks li{position:relative;padding-left:20px;font-size:14px;line-height:1.55;color:var(--text)}
.ticks li::before{content:"\203A";position:absolute;left:4px;top:0;color:var(--accent);font-family:var(--font-mono)}
.flow-wrap{margin-top:28px;padding-top:22px;border-top:1px dashed var(--border)}
.flow-title{font-family:var(--font-mono);font-size:12px;font-weight:400;letter-spacing:0.04em;color:var(--text-dim);margin-bottom:16px}
.flow-title b{color:var(--accent-text);font-weight:400}
.flow{list-style:none;display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:14px;counter-reset:step}
.flow li{position:relative;padding:14px;border:1px solid var(--border);border-radius:10px;background:var(--surface-2);counter-increment:step}
.flow li::before{content:"0" counter(step);display:block;margin-bottom:8px;font-family:var(--font-mono);font-size:11px;letter-spacing:0.08em;color:var(--accent-text)}
.flow li:not(:last-child)::after{content:"\2192";position:absolute;right:-12px;top:50%;transform:translateY(-50%);font-family:var(--font-mono);font-size:12px;color:var(--text-dim)}
.flow h4{font-family:var(--font-mono);font-size:13px;font-weight:500;color:var(--text-bright);margin-bottom:4px}
.flow p{font-size:12.5px;line-height:1.5;color:var(--text-dim)}
@media(max-width:940px){.flow{grid-template-columns:1fr;gap:16px}.flow li:not(:last-child)::after{content:"\2193";right:auto;left:22px;top:auto;bottom:-16px;transform:none}}

/* screenshot cards */
.pcard-media{position:relative;margin-bottom:22px}
.pcard-media .phone{right:-8px;bottom:-26px}
.browser{margin:0;overflow:hidden;border:1px solid var(--border-strong);border-radius:10px;background:var(--surface-2)}
.browser-bar{display:flex;align-items:center;gap:12px;height:32px;padding:0 10px;border-bottom:1px solid var(--border);background:var(--surface-2)}
.browser-dots{display:flex;gap:5px}
.browser-dots i{width:8px;height:8px;border-radius:50%;background:var(--border-strong)}
.browser-dots i:last-child{background:var(--accent);box-shadow:0 0 6px var(--accent-glow)}
.browser-url{flex:1;min-width:0;max-width:300px;height:20px;margin:0 auto;display:flex;align-items:center;justify-content:center;gap:5px;padding:0 10px;border-radius:5px;background:var(--bg);font-family:var(--font-mono);font-size:10.5px;color:var(--text-dim);white-space:nowrap;overflow:hidden}
.browser-url svg{flex:none}
.browser-spacer{width:34px}
.viewport{position:relative;aspect-ratio:16/10;overflow:hidden;background:var(--bg)}
.viewport>img{width:100%;transform:translate3d(0,var(--shift,0px),0);transition:transform var(--dur,0.7s) cubic-bezier(0.45,0.05,0.35,1)}
.viewport[data-scroll]{cursor:ns-resize}
.viewport[data-scroll]:focus-visible{outline-offset:-3px}
.viewport-hint{position:absolute;left:10px;bottom:10px;display:inline-flex;align-items:center;gap:6px;padding:5px 9px;border:1px solid rgba(255,255,255,0.12);border-radius:6px;background:rgba(9,9,9,0.82);color:#fff;font-family:var(--font-mono);font-size:10.5px;letter-spacing:0.02em;pointer-events:none;transition:opacity 0.2s}
.viewport-hint b{color:#00d46a;font-weight:400}
.viewport.is-moving .viewport-hint{opacity:0}
.on-touch{display:none}
@media(hover:none){.on-hover{display:none}.on-touch{display:inline}}
.phone{position:absolute;z-index:2;width:clamp(84px,10vw,118px);aspect-ratio:390/844;padding:4px;border-radius:18px;background:var(--bezel);box-shadow:0 18px 36px -16px rgba(0,0,0,0.7),inset 0 0 0 1px rgba(255,255,255,0.1);margin:0}
.phone img{width:100%;height:100%;object-fit:cover;object-position:top;border-radius:14px}
.story>img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:0;transform:none;transition:opacity 0.6s ease}
.story>img.is-active{opacity:1}
.story-steps{display:flex;border-bottom:1px solid var(--border);background:var(--surface-2)}
.story-step{flex:1;min-width:0;position:relative;padding:8px 4px;border:0;background:transparent;font-family:var(--font-mono);font-size:11px;color:var(--text-dim);cursor:pointer;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;transition:color 0.15s}
.story-step+.story-step{border-left:1px solid var(--border)}
.story-step::after{content:"";position:absolute;left:0;right:0;bottom:-1px;height:2px;background:var(--accent);box-shadow:0 0 8px var(--accent-glow);transform:scaleX(0);transition:transform 0.3s}
.story-step:hover,.story-step[aria-pressed="true"]{color:var(--text-bright)}
.story-step[aria-pressed="true"]::after{transform:scaleX(1)}

/* ---------- experience ---------- */
.timeline{list-style:none;display:grid;gap:18px}
.job{position:relative;border:1px solid var(--border);border-radius:12px;background:var(--surface);padding:24px;transition:border-color 0.2s}
.job:hover{border-color:rgba(0,212,106,0.35)}
[data-theme="light"] .job:hover{border-color:rgba(0,168,84,0.35)}
.job-head{display:flex;justify-content:space-between;align-items:flex-start;gap:12px 24px;flex-wrap:wrap;padding-bottom:16px;margin-bottom:16px;border-bottom:1px dashed var(--border)}
.job-kind{font-family:var(--font-mono);font-size:11px;letter-spacing:0.08em;color:var(--accent-text);margin-bottom:10px}
.job-role{font-family:var(--font-mono);font-size:20px;font-weight:500;letter-spacing:-0.02em;color:var(--text-bright)}
.job-org{font-family:var(--font-mono);font-size:12.5px;color:var(--text-dim);margin-top:6px}
.job-when{display:flex;align-items:center;gap:10px;font-family:var(--font-mono);font-size:12px;color:var(--text-dim);white-space:nowrap}
.job-now{display:inline-flex;align-items:center;gap:6px;padding:3px 9px;border:1px solid var(--accent);border-radius:999px;background:var(--accent-dim);color:var(--accent-text)}
.job-points{list-style:none;display:grid;gap:9px}
.job-points li{position:relative;padding-left:20px;font-size:14.5px;line-height:1.6;color:var(--text);max-width:92ch}
.job-points li::before{content:"\203A";position:absolute;left:4px;top:0;color:var(--accent);font-family:var(--font-mono)}
.job-points strong{color:var(--text-bright);font-weight:500}

/* ---------- AI project art (inline SVG) ---------- */
.lab-art{margin:0 0 18px;aspect-ratio:16/10;overflow:hidden;border:1px solid var(--border);border-radius:10px;background:var(--surface-2)}
.lab-art svg{width:100%;height:100%}
.i-card{fill:var(--surface);stroke:var(--border-strong);stroke-width:1}
.i-plain{fill:var(--surface)}
.i-mute{fill:var(--art-mute)}
.i-ink{fill:var(--text-bright)}
.i-inv{fill:var(--bg);opacity:0.85}
.i-sig{fill:var(--accent)}
.i-wash{fill:var(--accent);opacity:0.2}
.i-grid{stroke:var(--border-strong);stroke-width:1;fill:none}
.i-line{stroke:var(--art-mute);stroke-width:1.5;fill:none;stroke-linecap:round;stroke-linejoin:round}
.i-stroke{stroke:var(--text-bright);stroke-width:1.5;fill:none;stroke-linecap:round;stroke-linejoin:round}
.i-sig-stroke{stroke:var(--accent);stroke-width:2;fill:none;stroke-linecap:round;stroke-linejoin:round}
.i-dash{stroke-dasharray:4 4}
.i-txt{fill:var(--text-dim);font-family:var(--font-mono);font-size:9px}
.i-txt-ink{fill:var(--text-bright);font-family:var(--font-mono);font-size:9px}
.i-txt-inv{fill:var(--bg);font-family:var(--font-mono);font-size:9.5px}
.i-on-sig{fill:var(--on-accent);font-family:var(--font-mono);font-size:8.5px}

/* ---------- skills ---------- */
.skills-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
@media(max-width:940px){.skills-grid{grid-template-columns:1fr}}
@media(min-width:941px) and (max-width:1100px){.skills-grid{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1101px){.skill-card.wide{grid-column:span 2}}
.skill-card{border:1px solid var(--border);border-radius:12px;background:var(--surface);padding:20px;transition:border-color 0.2s}
.skill-card:hover{border-color:rgba(0,212,106,0.35)}
[data-theme="light"] .skill-card:hover{border-color:rgba(0,168,84,0.35)}
.skill-cat{font-family:var(--font-mono);font-size:11px;color:var(--accent-text);letter-spacing:0.08em;margin-bottom:12px}
.skill-tags{display:flex;flex-wrap:wrap;gap:6px}
.stag{font-family:var(--font-mono);font-size:11px;padding:4px 10px;border:1px solid var(--border-strong);border-radius:4px;color:var(--text-dim);background:var(--surface-2);transition:color 0.15s,border-color 0.15s}
.skill-card:hover .stag{border-color:rgba(0,212,106,0.22)}

/* ---------- about ---------- */
.about-grid{display:grid;grid-template-columns:minmax(0,0.78fr) minmax(0,1.6fr);gap:40px;align-items:start}
@media(max-width:860px){.about-grid{grid-template-columns:1fr}}
.portrait{position:relative;margin:0;padding:10px;border:1px solid var(--border);border-radius:14px;background:var(--surface);box-shadow:var(--shadow-card)}
@media(max-width:860px){.portrait{max-width:340px}}
.portrait img{width:100%;aspect-ratio:4/5;object-fit:cover;border-radius:8px}
.portrait figcaption{display:flex;justify-content:space-between;gap:12px;padding:10px 2px 0;font-family:var(--font-mono);font-size:11px;color:var(--text-dim)}
.portrait figcaption b{color:var(--accent-text);font-weight:400}
.about-text p{font-size:16px;line-height:1.7;color:var(--text);max-width:68ch}
.about-text p+p{margin-top:14px}
.about-text em{color:var(--accent-text);font-style:normal}
.about-rows{display:flex;flex-direction:column;gap:6px;margin-top:24px}
.endorse{position:relative;margin-top:28px;padding:22px 24px;border:1px solid var(--border);border-radius:12px;background:var(--surface)}
.endorse-label{font-family:var(--font-mono);font-size:11px;letter-spacing:0.05em;color:var(--text-dim);margin-bottom:12px}
.endorse-label b{color:var(--accent-text);font-weight:400}
.endorse blockquote p{font-size:18px;line-height:1.6;color:var(--text-bright)}
.endorse figcaption{margin-top:14px;font-family:var(--font-mono);font-size:12px;color:var(--text-dim)}
.endorse cite{font-style:normal;color:var(--accent-text)}

/* ---------- contact ---------- */
.contact-grid{display:grid;grid-template-columns:1fr 1.1fr;gap:32px}
@media(max-width:940px){.contact-grid{grid-template-columns:1fr}}
.contact-left{display:flex;flex-direction:column;gap:28px}
.contact-email-row{display:flex;align-items:center;flex-wrap:wrap;gap:12px}
.contact-email{font-family:var(--font-mono);font-size:clamp(16px,2.2vw,26px);letter-spacing:-0.02em;color:var(--text-bright);display:inline-block;padding-bottom:4px;border-bottom:1px dashed var(--border-strong);text-decoration:none;transition:color 0.2s,border-color 0.2s;word-break:break-all}
.contact-email:hover{color:var(--accent);border-color:var(--accent)}
.copy-btn{font-family:var(--font-mono);font-size:11px;padding:5px 10px;border:1px solid var(--border-strong);border-radius:6px;background:transparent;color:var(--text-dim);cursor:pointer;transition:color 0.15s,border-color 0.15s}
.copy-btn:hover{color:var(--accent);border-color:var(--accent)}
.contact-rows{display:flex;flex-direction:column;gap:6px}
.contact-row{font-family:var(--font-mono);font-size:13px;color:var(--text-dim);display:flex;gap:10px}
.crow-lbl{color:var(--text-dim);opacity:0.75;min-width:76px;flex-shrink:0}
.crow-val{color:var(--text-bright);text-decoration:none}
a.crow-val:hover{color:var(--accent)}
.crow-val.accent{color:var(--accent-text)}
.contact-cta{display:flex;flex-direction:column;gap:6px}
.cta-note{font-family:var(--font-mono);font-size:11px;color:var(--text-dim);letter-spacing:0.04em}
.contact-form{border:1px solid var(--border);background:var(--surface);border-radius:14px;padding:24px}
.form-field{margin-bottom:18px}
.form-label{display:block;font-family:var(--font-mono);font-size:11px;letter-spacing:0.06em;color:var(--text-dim);margin-bottom:6px}
.form-label span{color:var(--accent);margin-left:4px}
.form-input{width:100%;background:var(--bg);border:1px solid var(--border-strong);border-radius:8px;padding:11px 14px;font-family:var(--font-sans);font-size:14px;color:var(--text-bright);transition:border-color 0.15s;outline:none}
.form-input:focus{border-color:var(--accent)}
textarea.form-input{resize:vertical;min-height:110px}
.form-foot{display:flex;align-items:center;justify-content:space-between;gap:12px;padding-top:6px}
.form-note{font-family:var(--font-mono);font-size:11px;color:var(--text-dim)}

/* ---------- footer + toast ---------- */
footer{position:relative;z-index:1;max-width:1200px;margin:0 auto;padding:32px 32px 56px;border-top:1px solid var(--border);font-family:var(--font-mono);font-size:12px;color:var(--text-dim);display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap}
@media(max-width:640px){footer{padding:24px 16px 48px}}
.foot-copy span{color:var(--text-dim)}
.foot-links{display:flex;flex-wrap:wrap;gap:20px}
.foot-link{color:var(--text-dim);text-decoration:none;transition:color 0.15s}
.foot-link:hover{color:var(--accent)}
.toast{position:fixed;bottom:24px;right:24px;background:var(--surface);border:1px solid var(--accent);border-radius:8px;padding:12px 16px;font-family:var(--font-mono);font-size:13px;color:var(--text-bright);z-index:200;opacity:0;transform:translateY(12px);transition:opacity 0.3s,transform 0.3s;pointer-events:none}
.toast.show{opacity:1;transform:translateY(0)}
::-webkit-scrollbar{width:6px}
::-webkit-scrollbar-track{background:transparent}
::-webkit-scrollbar-thumb{background:var(--border-strong);border-radius:3px}

@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:0.01ms!important;animation-iteration-count:1!important;transition-duration:0.01ms!important}
}