/* ============================================================
   Eliya Sande — design tokens
   Palette: deep signal-navy base, cyan "carrier wave" accent,
   warm ember accent used sparingly for CTAs.
   Type: Space Grotesk (display) / Inter (body) / JetBrains Mono (data)
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@500;600;700&family=Inter:wght@400;500;600&family=JetBrains+Mono:wght@400;500&family=Caveat:wght@600;700&display=swap');

:root{
  --ink:        #0B1220;
  --navy:       #0F172A;
  --navy-2:     #141E33;
  --panel:      #182238;
  --line:       #2A3752;
  --text:       #E7ECF6;
  --text-dim:   #9AA9C4;
  --cyan:       #22D3EE;
  --cyan-dim:   #0E7490;
  --ember:      #F97316;
  --green:      #22C55E;
  --green-dark: #16A34A;
  --green-soft: rgba(34,197,94,.12);

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

  --max: 1080px;
  --radius: 6px;
  --radius-btn: 999px;
  --space: 30px;
}

*, *::before, *::after{ box-sizing: border-box; }

html{ scroll-behavior: smooth; }

body{
  margin:0;
  background: var(--navy);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img{ max-width:100%; display:block; }

a{ color: var(--cyan); text-decoration: none; }
a:hover{ text-decoration: underline; }

h1,h2,h3,h4{
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.1;
  margin: 0 0 .5em;
  letter-spacing: -0.01em;
}
h1{ font-weight: 700; }

.hand-tag{
  font-family: var(--font-hand);
  font-size: 2rem;
  font-weight: 600;
  color: var(--green);
  margin: 0 0 .2rem;
  line-height: 1;
}

p{ margin: 0 0 1em; max-width: 68ch; color: var(--text); }
.dim{ color: var(--text-dim); }

.mono{ font-family: var(--font-mono); }

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

:focus-visible{
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
}

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

/* ---------------- Header / Nav ---------------- */
.site-header{
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  background: rgba(15, 23, 42, 0.9);
  backdrop-filter: blur(8px);
  z-index: 50;
}
.site-header .wrap{
  display:flex;
  align-items:center;
  justify-content:space-between;
  height: 68px;
}
.brand{
  font-family: var(--font-hand);
  font-weight: 700;
  font-size: 1.9rem;
  color: var(--text);
  display:flex;
  align-items:center;
  gap:.5rem;
}
.brand:hover{ text-decoration:none; }
.brand .pulse{
  width:8px; height:8px; border-radius:50%;
  background: var(--cyan);
  box-shadow: 0 0 0 0 rgba(34,211,238,.6);
  animation: pulse 2.4s infinite;
}
@keyframes pulse{
  0%{ box-shadow: 0 0 0 0 rgba(34,211,238,.5); }
  70%{ box-shadow: 0 0 0 8px rgba(34,211,238,0); }
  100%{ box-shadow: 0 0 0 0 rgba(34,211,238,0); }
}
nav.primary-nav ul{
  list-style:none;
  display:flex;
  gap: 1.75rem;
  margin:0; padding:0;
}
nav.primary-nav a{
  color: var(--text-dim);
  font-size: .95rem;
  font-weight: 500;
}
nav.primary-nav a:hover, nav.primary-nav a[aria-current="page"]{
  color: var(--text);
  text-decoration:none;
}
nav.primary-nav a[aria-current="page"]{
  color: var(--cyan);
}
.nav-toggle{
  display:none;
  background:none;
  border:1px solid var(--line);
  border-radius: var(--radius);
  color: var(--text);
  width:40px; height:40px;
  font-size: 1.2rem;
  cursor:pointer;
}

@media (max-width: 720px){
  nav.primary-nav{
    position:absolute;
    top:68px; left:0; right:0;
    background: var(--navy-2);
    border-bottom: 1px solid var(--line);
    display:none;
  }
  nav.primary-nav.open{ display:block; }
  nav.primary-nav ul{
    flex-direction:column;
    padding: 1rem 24px 1.5rem;
    gap: 1rem;
  }
  .nav-toggle{ display:block; }
}

/* ---------------- Buttons ---------------- */
.btn{
  display:inline-flex;
  align-items:center;
  gap:.5rem;
  padding: .85rem 1.8rem;
  border-radius: var(--radius-btn);
  font-weight: 600;
  font-size: .95rem;
  border: 1px solid transparent;
  cursor:pointer;
}
.btn:hover{ text-decoration:none; }
.btn-primary{
  background: var(--green);
  color: #06280F;
}
.btn-primary:hover{ background: var(--green-dark); }
.btn-outline{
  border-color: var(--green);
  color: var(--green);
  background: var(--green-soft);
}
.btn-outline:hover{ background: var(--green); color: #06280F; }
.btn-ember{
  background: var(--green-dark);
  color: #06280F;
}
.btn-ember:hover{ background: var(--green); }

/* ---------------- Hero ---------------- */
.hero{
  padding: 4.5rem 0 3.5rem;
  border-bottom: 1px solid var(--line);
  position:relative;
  overflow:hidden;
}
.hero .wrap{
  display:grid;
  grid-template-columns: 1.1fr .9fr;
  gap: var(--space);
  align-items:center;
}
.hero h1{
  font-size: clamp(2.6rem, 5.5vw, 4rem);
}
.hero .lede{
  font-size: 1.1rem;
  color: var(--text-dim);
  max-width: 46ch;
}
.hero-actions{
  display:flex;
  gap: var(--space);
  flex-wrap:wrap;
  margin-top: var(--space);
}
.hero-wave{
  width:100%;
  height:auto;
}
@media (max-width: 820px){
  .hero .wrap{ grid-template-columns: 1fr; }
  .hero-visual{ order:-1; }
}

/* ---------------- Sections ---------------- */
section{ padding: var(--space) 0; margin: 0; }
.section-head{
  display:flex;
  justify-content:space-between;
  align-items:flex-end;
  gap: var(--space);
  margin-bottom: var(--space);
  border-bottom: 1px solid var(--line);
  padding-bottom: 1.2rem;
}
.section-head h2{ margin:0; font-size: 1.6rem; }
.section-num{
  font-family: var(--font-mono);
  color: var(--text-dim);
  font-size: .85rem;
}

/* ---------------- Cards / grid ---------------- */
.grid{
  display:grid;
  gap: var(--space);
}
.grid-3{ grid-template-columns: repeat(3, 1fr); }
.grid-2{ grid-template-columns: repeat(2, 1fr); }
@media (max-width: 820px){
  .grid-3, .grid-2{ grid-template-columns: 1fr; }
}

.card{
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  padding: var(--space);
}

.project-card{
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  overflow:hidden;
  display:flex;
  flex-direction:column;
}
.project-card img{
  aspect-ratio: 16/9;
  object-fit: cover;
  border-bottom: 1px solid var(--line);
  background: var(--navy-2);
}
.project-card .body{ padding: var(--space); display:flex; flex-direction:column; gap:.6rem; flex:1; }
.tag-row{ display:flex; flex-wrap:wrap; gap:.4rem; margin: .4rem 0 .2rem; }
.tag{
  font-family: var(--font-mono);
  font-size: .72rem;
  color: var(--cyan);
  border: 1px solid var(--cyan-dim);
  border-radius: 4px;
  padding: .15rem .5rem;
}
.status{
  font-family: var(--font-mono);
  font-size: .72rem;
  color: var(--green);
  display:flex; align-items:center; gap:.4rem;
}
.status::before{
  content:"";
  width:6px; height:6px; border-radius:50%;
  background: var(--green);
}

/* ---------------- Gallery ---------------- */
.gallery{
  display:grid;
  grid-template-columns: repeat(5, 1fr);
  gap: var(--space);
}
.gallery img{
  width:100%; height: 140px;
  object-fit: cover;
  border-radius: 4px;
  border: 1px solid var(--line);
  background: var(--navy-2);
}
@media (max-width: 720px){
  .gallery{ grid-template-columns: repeat(2, 1fr); }
}

/* ---------------- Timeline (about) ---------------- */
.timeline{
  border-left: 1px solid var(--line);
  margin-left: .4rem;
  padding-left: var(--space);
  display:flex;
  flex-direction:column;
  gap: var(--space);
}
.timeline-item{ position:relative; }
.timeline-item::before{
  content:"";
  position:absolute;
  left: -1.85rem;
  top: .35rem;
  width:10px; height:10px;
  border-radius:50%;
  background: var(--navy);
  border: 2px solid var(--cyan);
}
.timeline-item .when{
  font-family: var(--font-mono);
  font-size: .78rem;
  color: var(--text-dim);
}
.timeline-item h3{ font-size: 1.05rem; margin: .2rem 0 .3rem; }

/* ---------------- Blog ---------------- */
.post-list{ display:flex; flex-direction:column; }
.post-row{
  display:grid;
  grid-template-columns: 130px 1fr;
  gap: 1.4rem;
  padding: 1.6rem 0;
  border-bottom: 1px solid var(--line);
}
.post-row:first-child{ padding-top:0; }
.post-row .date{
  font-family: var(--font-mono);
  color: var(--text-dim);
  font-size: .82rem;
  padding-top: .2rem;
}
.post-row h3{ margin: 0 0 .4rem; font-size: 1.25rem; }
.post-full{
  border-bottom: 1px solid var(--line);
  padding-bottom: 2.5rem;
  margin-bottom: 2.5rem;
}
.post-full:last-child{ border-bottom:none; margin-bottom:0; padding-bottom:0; }

/* ---------------- Contact ---------------- */
.contact-grid{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space);
}
@media (max-width: 820px){ .contact-grid{ grid-template-columns: 1fr; } }
.contact-card{
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: var(--space);
  background: var(--panel);
  display:flex;
  flex-direction:column;
  gap: .6rem;
}
.contact-card .icon{
  width: 38px; height:38px;
  display:flex; align-items:center; justify-content:center;
  border-radius: 50%;
  border: 1px solid var(--cyan-dim);
  color: var(--cyan);
  font-family: var(--font-mono);
  font-size: 1.1rem;
}
.contact-card h3{ font-size: 1.05rem; margin: .2rem 0 0; }
.contact-card a{ font-weight:600; }

form.inquiry{
  display:grid;
  gap: var(--space);
  max-width: 560px;
}
form.inquiry label{
  display:block;
  font-size: .85rem;
  color: var(--text-dim);
  margin-bottom: .35rem;
}
form.inquiry input, form.inquiry textarea{
  width:100%;
  background: var(--navy-2);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  color: var(--text);
  padding: .7rem .8rem;
  font-family: var(--font-body);
  font-size: .95rem;
}
form.inquiry input:focus, form.inquiry textarea:focus{
  outline: none;
  border-color: var(--cyan);
}
.form-note{ font-size: .82rem; color: var(--text-dim); margin-top:.5rem; }

/* ---------------- PWA install banner ---------------- */
.install-banner{
  position: fixed;
  left: 16px; right: 16px; bottom: 16px;
  max-width: 480px;
  margin: 0 auto;
  background: var(--panel);
  border: 1px solid var(--cyan-dim);
  border-radius: var(--radius);
  padding: 1rem 1.1rem;
  display:none;
  align-items:center;
  gap: .9rem;
  z-index: 100;
  box-shadow: 0 12px 30px rgba(0,0,0,.35);
}
.install-banner.show{ display:flex; }
.install-banner p{ margin:0; font-size: .88rem; flex:1; }
.install-banner button{ flex-shrink:0; }
.install-dismiss{
  background:none; border:none; color: var(--text-dim);
  font-size: 1rem; cursor:pointer; padding: .2rem .4rem;
}

/* ---------------- Footer ---------------- */
footer.site-footer{
  border-top: 1px solid var(--line);
  padding: 2.4rem 0;
  margin-top: 2rem;
}
footer.site-footer .wrap{
  display:flex;
  justify-content:space-between;
  align-items:center;
  flex-wrap:wrap;
  gap: var(--space);
}
footer .foot-links{
  display:flex;
  gap: 1.2rem;
}
footer .foot-links a{ color: var(--text-dim); font-size: .88rem; }
footer .copy{ color: var(--text-dim); font-size: .82rem; font-family: var(--font-mono); }

.page-hero{
  padding: 3rem 0 2.5rem;
  border-bottom: 1px solid var(--line);
}
.page-hero h1{ font-size: clamp(2.4rem, 5vw, 3.4rem); }