/* ==========================================================================
   Parth Patel — Portfolio
   Design tokens: graphite instrument-panel dark theme, warm paper light theme,
   brass/gold accent (ties to the ATS "gauge" signature element), signal green
   for pass/positive indicators.
   ========================================================================== */
p {
    text-align: justify;
    text-justify: inter-word;
    line-height: 1.8;
}
:root{
  --bg: #14161B;
  --bg-alt: #1B1E24;
  --bg-elevated: #21242C;
  --text: #F1EFE7;
  --text-muted: #9BA0A8;
  --text-faint: #676C75;
  --border: rgba(255,255,255,0.09);
  --border-strong: rgba(255,255,255,0.16);

  --accent: #D4A73A;
  --accent-soft: rgba(212,167,58,0.14);
  --accent-2: #33C481;
  --accent-2-soft: rgba(51,196,129,0.14);
  --danger: #E5697A;
  --danger-soft: rgba(229,105,122,0.14);

  --font-display: 'Space Grotesk', sans-serif;
  --font-body: 'Inter', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  --radius-s: 8px;
  --radius-m: 14px;
  --radius-l: 22px;

  --shadow-soft: 0 20px 60px -25px rgba(0,0,0,0.55);
  --max-w: 1160px;
}

[data-theme="light"]{
  --bg: #F7F5EF;
  --bg-alt: #FFFFFF;
  --bg-elevated: #FFFFFF;
  --text: #16181C;
  --text-muted: #5B5F66;
  --text-faint: #8A8F98;
  --border: rgba(20,22,27,0.10);
  --border-strong: rgba(20,22,27,0.18);
  --accent: #A9791E;
  --accent-soft: rgba(169,121,30,0.12);
  --accent-2: #1E9E64;
  --accent-2-soft: rgba(30,158,100,0.12);
  --danger: #C23B4E;
  --danger-soft: rgba(194,59,78,0.10);
  --shadow-soft: 0 20px 60px -30px rgba(20,22,27,0.25);
}

*{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }

@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior: auto; }
  *{ animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; }
}

body{
  margin:0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  transition: background .35s ease, color .35s ease;
}

.grain{
  position: fixed; inset:0; pointer-events:none; z-index: 2;
  background-image: radial-gradient(rgba(255,255,255,0.025) 1px, transparent 1px);
  background-size: 3px 3px;
  opacity: 0.6;
}

h1,h2,h3,h4{ font-family: var(--font-display); margin:0; font-weight:600; letter-spacing:-0.01em; }
p{ margin:0; }
a{ color: inherit; text-decoration:none; }
ul{ margin:0; padding:0; list-style:none; }
button{ font-family:inherit; cursor:pointer; }
input, textarea{ font-family:inherit; }

::selection{ background: var(--accent-soft); color: var(--text); }

/* ---------- layout helpers ---------- */
.section-inner, .nav-inner, .footer-inner{
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 32px;
}
.section{ padding: 110px 0; }
.section-alt{ background: var(--bg-alt); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.section-head{ margin-bottom: 56px; max-width: 640px; }
.kicker{
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.08em;
  color: var(--accent);
  margin: 0 0 14px;
  text-transform: uppercase;
}
.section-head h2{ font-size: clamp(26px, 3.4vw, 38px); line-height:1.2; }

/* ---------- buttons ---------- */
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:8px;
  padding: 13px 24px; border-radius: 999px; font-weight:600; font-size: 14.5px;
  border: 1px solid transparent; transition: all .22s ease; white-space:nowrap;
}
.btn-primary{ background: var(--accent); color:#171308; }
.btn-primary:hover{ transform: translateY(-2px); box-shadow: 0 12px 26px -10px var(--accent-soft); filter:brightness(1.06); }
.btn-outline{ border-color: var(--border-strong); color: var(--text); }
.btn-outline:hover{ border-color: var(--accent); color: var(--accent); }
.btn-ghost{ border-color: var(--border-strong); color: var(--text-muted); }
.btn-ghost:hover{ color: var(--text); border-color: var(--border-strong); }
.btn-text{ padding: 13px 4px; color: var(--text-muted); }
.btn-text:hover{ color: var(--accent); }
.btn-small{ padding: 9px 18px; font-size: 13px; }
.btn-full{ width:100%; margin-top: 6px; }

/* ============================== NAV ============================== */
.nav{
  position: fixed; top:0; left:0; right:0; z-index: 50;
  background: var(--bg);
  background: color-mix(in srgb, var(--bg) 82%, transparent);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
}
.nav-inner{ display:flex; align-items:center; justify-content:space-between; height: 72px; }
.brand{ font-family: var(--font-display); font-size: 20px; font-weight:700; letter-spacing:-0.02em; }
.brand-dot{ color: var(--accent); }
.nav-links{ display:flex; gap: 32px; }
.nav-links a{ font-size: 14.5px; color: var(--text-muted); transition: color .2s ease; position:relative; }
.nav-links a:hover{ color: var(--text); }
.nav-actions{ display:flex; align-items:center; gap:14px; }

.theme-toggle{
  width:38px; height:38px; border-radius:50%; border:1px solid var(--border-strong);
  background:transparent; color: var(--text); display:flex; align-items:center; justify-content:center;
  position:relative;
}
.theme-toggle svg{ width:18px; height:18px; position:absolute; transition: opacity .25s ease, transform .25s ease; }
.theme-toggle .icon-moon{ opacity:1; transform: scale(1); }
.theme-toggle .icon-sun{ opacity:0; transform: scale(0.6); }
[data-theme="light"] .theme-toggle .icon-moon{ opacity:0; transform: scale(0.6); }
[data-theme="light"] .theme-toggle .icon-sun{ opacity:1; transform: scale(1); }

.nav-burger{ display:none; flex-direction:column; gap:5px; background:none; border:none; padding:6px; }
.nav-burger span{ width:22px; height:2px; background: var(--text); border-radius:2px; transition: all .25s ease; }

/* ============================== HERO ============================== */
.hero{ padding: 168px 0 96px; overflow:hidden; }
.hero-inner{
  max-width: var(--max-w); margin:0 auto; padding: 0 32px;
  display:grid; grid-template-columns: 1.05fr 0.95fr; gap: 64px; align-items:center;
}
.eyebrow{
  font-family: var(--font-mono); font-size: 12.5px; letter-spacing:.08em; color: var(--text-muted);
  display:flex; align-items:center; gap:9px; margin-bottom: 22px;
}
.eyebrow-dot{ width:7px; height:7px; border-radius:50%; background: var(--accent-2); box-shadow: 0 0 0 4px var(--accent-2-soft); }
.hero-title{ font-size: clamp(44px, 6.2vw, 74px); line-height: 0.98; letter-spacing:-0.02em; }
.hero-role{ font-family: var(--font-display); font-size: clamp(19px, 2.2vw, 25px); color: var(--text-muted); margin-top:14px; }
.accent-text{ color: var(--accent); }
.hero-desc{ max-width: 480px; color: var(--text-muted); margin-top: 22px; font-size: 16.5px; }
.hero-cta{ display:flex; flex-wrap:wrap; gap:14px; margin-top: 34px; }

.hero-stats{ display:flex; gap: 34px; margin-top: 56px; flex-wrap:wrap; }
.hero-stat{ display:flex; flex-direction:column; max-width: 150px; }
.hero-stat-num{ font-family: var(--font-display); font-size: 30px; font-weight:700; color: var(--text); display:inline; }
.hero-stat-plus{ font-family: var(--font-display); font-size: 20px; color: var(--accent); }
.hero-stat-label{ font-size: 12.5px; color: var(--text-faint); margin-top: 4px; line-height:1.4; }

/* ---- signature: resume scanner / gauge ---- */
.scanner{
  background: var(--bg-alt); border: 1px solid var(--border); border-radius: var(--radius-l);
  box-shadow: var(--shadow-soft); overflow:hidden;
}
.scanner-head{ display:flex; align-items:center; gap:10px; padding: 14px 18px; border-bottom:1px solid var(--border); background: var(--bg-elevated); }
.scanner-dots{ display:flex; gap:6px; }
.scanner-dots span{ width:9px; height:9px; border-radius:50%; background: var(--border-strong); }
.scanner-file{ font-family: var(--font-mono); font-size:12.5px; color: var(--text-faint); margin-left:4px; }
.scanner-body{ padding: 26px 22px 30px; }
.scanner-log{ font-family: var(--font-mono); font-size: 13px; color: var(--accent-2); min-height: 96px; line-height:1.9; }
.scanner-log .line-muted{ color: var(--text-faint); }
.scanner-log .cursor{ display:inline-block; width:7px; height:14px; background: var(--accent-2); vertical-align: -2px; animation: blink 1s steps(1) infinite; }
@keyframes blink{ 50%{ opacity:0; } }

.gauge-wrap{ position:relative; margin-top: 14px; opacity:0; transform: translateY(10px); transition: opacity .5s ease, transform .5s ease; }
.gauge-wrap.show{ opacity:1; transform: translateY(0); }
.gauge{ width:100%; height:auto; overflow:visible; }
.gauge-track{ fill:none; stroke: var(--border-strong); stroke-width:12; stroke-linecap:round; }
.gauge-fill{ fill:none; stroke: var(--accent-2); stroke-width:12; stroke-linecap:round; stroke-dasharray: 251; stroke-dashoffset: 251; transition: stroke-dashoffset 1.4s cubic-bezier(.2,.8,.2,1); }
.gauge-needle{ stroke: var(--accent); stroke-width:3; stroke-linecap:round; transform-origin: 110px 120px; transform: rotate(-90deg); transition: transform 1.4s cubic-bezier(.2,.8,.2,1); }
.gauge-hub{ fill: var(--accent); }
.gauge-readout{ position:absolute; left:50%; bottom:2px; transform: translateX(-50%); text-align:center; }
.gauge-score{ font-family: var(--font-display); font-size: 34px; font-weight:700; color: var(--text); }
.gauge-max{ font-family: var(--font-mono); font-size: 14px; color: var(--text-faint); }
.gauge-tag{ display:block; font-family: var(--font-mono); font-size: 11px; letter-spacing:.1em; color: var(--accent-2); margin-top: 2px; }

/* ============================== ABOUT ============================== */
.about-grid{ display:grid; grid-template-columns: 0.8fr 1.2fr; gap: 60px; }
.about-body p{ color: var(--text-muted); margin-bottom: 18px; font-size: 16.5px; }
.about-tags{ display:flex; flex-wrap:wrap; gap:10px; margin-top: 22px; }
.about-tags span{ font-family: var(--font-mono); font-size:12.5px; padding: 7px 14px; border-radius:999px; border:1px solid var(--border-strong); color: var(--text-muted); }

/* ============================== SKILLS ============================== */
.skills-grid{ display:grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.skill-card{ background: var(--bg); border:1px solid var(--border); border-radius: var(--radius-m); padding: 26px 26px 22px; }
.skill-card h3{ font-size: 16px; margin-bottom: 16px; }
.chip-row{ display:flex; flex-wrap:wrap; gap:9px; }
.chip{ font-family: var(--font-mono); font-size:12.5px; padding: 7px 13px; border-radius: var(--radius-s); background: var(--accent-soft); color: var(--accent); border: 1px solid transparent; }
.soft-skills{ margin-top: 30px; display:flex; flex-wrap:wrap; gap: 14px; align-items:center; color: var(--text-muted); font-size:14px; }
.soft-label{ font-family: var(--font-mono); font-size:12.5px; color: var(--text-faint); }
.soft-skills span:not(.soft-label){ padding: 6px 14px; border:1px solid var(--border); border-radius:999px; }

/* ============================== PROJECTS ============================== */
.projects-list{ display:flex; flex-direction:column; gap: 26px; }
.project-card{
  display:grid; grid-template-columns: 1.15fr 0.85fr; gap: 0;
  background: var(--bg-alt); border:1px solid var(--border); border-radius: var(--radius-l); overflow:hidden;
}
.project-card.reverse{ grid-template-columns: 0.85fr 1.15fr; }
.project-card.reverse .project-visual{ order:-1; }
.project-info{ padding: 40px; }
.project-eyebrow{ font-family: var(--font-mono); font-size:12px; letter-spacing:.08em; color: var(--accent); text-transform:uppercase; margin-bottom:10px; }
.project-info h3{ font-size: 24px; margin-bottom: 14px; }
.project-info > p{ color: var(--text-muted); font-size: 15.5px; margin-bottom: 20px; max-width: 480px; }
.project-tags{ display:flex; flex-wrap:wrap; gap:8px; margin-bottom: 22px; }
.project-tags span{ font-family: var(--font-mono); font-size:11.5px; padding:5px 11px; border-radius:999px; border:1px solid var(--border-strong); color: var(--text-faint); }
.project-metrics{ display:flex; gap: 30px; margin-bottom: 24px; }
.project-metrics strong{ font-family: var(--font-display); font-size:22px; display:block; color: var(--text); }
.project-metrics span{ font-size:12px; color: var(--text-faint); }
.project-features{ margin-bottom: 24px; }
.project-features li{ position:relative; padding-left:18px; color: var(--text-muted); font-size:14.5px; margin-bottom:8px; }
.project-features li::before{ content:''; position:absolute; left:0; top:9px; width:6px; height:6px; border-radius:50%; background: var(--accent-2); }
.project-links a{ font-family: var(--font-mono); font-size:13.5px; color: var(--accent); border-bottom: 1px solid transparent; }
.project-links a:hover{ border-color: var(--accent); }

.project-visual{ background: var(--bg-elevated); display:flex; align-items:center; justify-content:center; padding: 30px; border-left:1px solid var(--border); }
.project-card.reverse .project-visual{ border-left:none; border-right:1px solid var(--border); }
.visual-card{ width:100%; max-width: 300px; background: var(--bg); border:1px solid var(--border); border-radius: var(--radius-m); padding: 22px; font-family: var(--font-mono); }
.visual-bar{ height:6px; border-radius:4px; background: var(--border); margin: 14px 0 6px; overflow:hidden; }
.visual-bar span{ display:block; height:100%; background: var(--accent-2); border-radius:4px; }
.visual-row{ display:flex; justify-content:space-between; font-size:11.5px; color: var(--text-faint); }
.visual-row em{ font-style:normal; color: var(--accent); }
.visual-card-alt{ max-width: 320px; }
.visual-chatline{ font-size:12.5px; padding:10px 12px; border-radius:10px; background: var(--bg-elevated); margin-bottom:10px; display:flex; gap:8px; color: var(--text-muted); }
.visual-chatline .dot{ width:6px; height:6px; border-radius:50%; background: var(--accent); margin-top:5px; flex-shrink:0; }
.visual-chatline.reply{ background: var(--accent-2-soft); color: var(--text); }
.visual-chatline.reply .dot{ background: var(--accent-2); }
.visual-tagrow{ display:flex; gap:8px; margin-top: 14px; flex-wrap:wrap; }
.visual-tagrow span{ font-size:10.5px; padding:5px 10px; border-radius:999px; border:1px solid var(--border-strong); color: var(--text-faint); }

.notif-item{ display:flex; gap:10px; align-items:flex-start; padding: 12px 0; border-bottom: 1px solid var(--border); }
.notif-item:last-child{ border-bottom:none; padding-bottom:0; }
.notif-item:first-child{ padding-top:0; }
.notif-item strong{ display:block; font-size:12.5px; font-weight:600; color: var(--text); margin-bottom:2px; }
.notif-item span{ font-size:11.5px; color: var(--text-faint); line-height:1.4; }
.notif-dot{ width:8px; height:8px; border-radius:50%; margin-top:4px; flex-shrink:0; }
.notif-memory .notif-dot{ background: var(--accent-2); box-shadow: 0 0 0 3px var(--accent-2-soft); }
.notif-task .notif-dot{ background: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft); }
.notif-scam .notif-dot{ background: var(--danger); box-shadow: 0 0 0 3px var(--danger-soft); }
.notif-scam strong{ color: var(--danger); }

/* ============================== TIMELINE (experience + education) ============================== */
.timeline{ position:relative; padding-left: 28px; border-left: 1px solid var(--border); display:flex; flex-direction:column; gap: 38px; }
.timeline-item{ position:relative; }
.timeline-marker{ position:absolute; left:-33.5px; top:4px; width:11px; height:11px; border-radius:50%; background: var(--bg); border:2px solid var(--accent); }
.timeline-top{ display:flex; align-items:baseline; justify-content:space-between; gap:16px; flex-wrap:wrap; }
.timeline-content h3{ font-size:19px; }
.timeline-date{ font-family: var(--font-mono); font-size:12.5px; color: var(--text-faint); white-space:nowrap; }
.timeline-org{ color: var(--accent); font-size:14px; margin: 6px 0 10px; font-weight:600; }
.timeline-content > p:last-child{ color: var(--text-muted); font-size:15px; max-width: 620px; }

.cert-head{ margin-top: 64px; margin-bottom: 24px; }
.cert-grid{ display:grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 20px; }
.cert-card{ background: var(--bg); border:1px solid var(--border); border-radius: var(--radius-m); padding: 22px; }
.cert-card h4{ font-size:15.5px; line-height:1.4; margin-bottom:8px; }
.cert-org{ color: var(--text-faint); font-size:13px; margin-bottom:10px; }
.cert-note{ color: var(--text-muted); font-size:13px; line-height:1.5; }
.cert-link{ font-family: var(--font-mono); font-size:12.5px; color: var(--accent); display:inline-block; margin-top:6px; }

/* ============================== CONTACT ============================== */
.contact-grid{ display:grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items:start; }
.contact-sub{ color: var(--text-muted); font-size:16px; margin-top:16px; max-width: 420px; }
.contact-links{ margin-top: 34px; display:flex; flex-direction:column; gap:16px; }
.contact-link{ display:flex; flex-direction:column; gap:2px; padding-bottom:14px; border-bottom:1px solid var(--border); font-size:16px; transition: transform .2s ease; }
.contact-link:hover{ transform: translateX(4px); color: var(--accent); }
.contact-link-label{ font-family: var(--font-mono); font-size:11px; letter-spacing:.08em; color: var(--text-faint); text-transform:uppercase; }

.contact-form{ display:flex; flex-direction:column; gap:16px; background: var(--bg); border:1px solid var(--border); border-radius: var(--radius-l); padding: 32px; }
.contact-form label{ display:flex; flex-direction:column; gap:8px; font-size:13px; color: var(--text-muted); font-family: var(--font-mono); }
.contact-form input, .contact-form textarea{
  background: var(--bg-alt); border:1px solid var(--border-strong); border-radius: var(--radius-s);
  padding: 12px 14px; color: var(--text); font-size:14.5px; resize:vertical; outline:none; transition: border-color .2s ease;
}
.contact-form input:focus, .contact-form textarea:focus{ border-color: var(--accent); }
.form-status{ font-size:13px; color: var(--accent-2); min-height: 18px; font-family: var(--font-mono); }

/* ============================== FOOTER ============================== */
.footer{ border-top:1px solid var(--border); padding: 30px 0; }
.footer-inner{ display:flex; justify-content:space-between; align-items:center; flex-wrap:wrap; gap:14px; font-size:13.5px; color: var(--text-faint); }
.footer-links{ display:flex; gap: 22px; }
.footer-links a:hover{ color: var(--accent); }

/* ============================== scroll reveal ============================== */
.reveal{ opacity:0; transform: translateY(22px); transition: opacity .7s ease, transform .7s ease; }
.reveal.in{ opacity:1; transform: translateY(0); }

/* ============================== responsive ============================== */
@media (max-width: 980px){
  .hero-inner{ grid-template-columns: 1fr; }
  .scanner{ max-width: 480px; }
  .about-grid{ grid-template-columns: 1fr; gap: 28px; }
  .project-card, .project-card.reverse{ grid-template-columns: 1fr; }
  .project-card .project-visual, .project-card.reverse .project-visual{ order:0; border:none; border-top:1px solid var(--border); }
  .contact-grid{ grid-template-columns: 1fr; }
  .cert-grid{ grid-template-columns: 1fr 1fr; }
}

@media (max-width: 720px){
  .nav-links{ position:fixed; top:72px; left:0; right:0; background: var(--bg); border-bottom:1px solid var(--border);
    flex-direction:column; padding: 18px 32px; gap: 16px; transform: translateY(-130%); transition: transform .3s ease; }
  .nav-links.open{ transform: translateY(0); }
  .nav-burger{ display:flex; }
  .section{ padding: 76px 0; }
  .skills-grid{ grid-template-columns: 1fr; }
  .cert-grid{ grid-template-columns: 1fr; }
  .hero{ padding-top: 140px; }
  .hero-stats{ gap: 22px; }
  .section-inner, .nav-inner, .footer-inner{ padding: 0 20px; }
}