/* =========================================================
   Jibek Portfolio — Base (shared CSS)
   Used by every page via base.html
========================================================= */

/* ---------- Design tokens ---------- */
:root{
  --bg: #0b1020;

  --panel: rgba(255,255,255,.06);
  --panel-2: rgba(255,255,255,.10);
  --border: rgba(255,255,255,.14);

  --text: rgba(255,255,255,.92);
  --muted: rgba(255,255,255,.70);
  --faint: rgba(255,255,255,.55);

  --brand: #7c5cff;
  --brand-2: #36d1dc;
  --ok: #2ee59d;

  --shadow: 0 18px 50px rgba(0,0,0,.35);
  --shadow-soft: 0 10px 25px rgba(0,0,0,.25);

  --radius: 18px;
  --radius-sm: 14px;
  --ring: 0 0 0 4px rgba(124,92,255,.25);

  --max: 1040px;
  --header-height: 76px;
}

/* Light mode (auto) */
@media (prefers-color-scheme: light){
  :root{
    --bg: #f7f8ff;
    --panel: rgba(10, 20, 40, .05);
    --panel-2: rgba(10, 20, 40, .08);
    --border: rgba(10, 20, 40, .12);

    --text: rgba(10, 20, 40, .92);
    --muted: rgba(10, 20, 40, .70);
    --faint: rgba(10, 20, 40, .55);

    --shadow: 0 18px 50px rgba(10,20,40,.12);
    --shadow-soft: 0 10px 25px rgba(10,20,40,.10);

    --ring: 0 0 0 4px rgba(124,92,255,.18);
  }
}

/* ---------- Base reset ---------- */
*{ box-sizing:border-box; }
html, body{ height:100%; }
body{
  margin:0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial;
  color: var(--text);
  background:
    radial-gradient(900px 500px at 10% 0%, rgba(124,92,255,.28), transparent 55%),
    radial-gradient(900px 500px at 90% 10%, rgba(54,209,220,.22), transparent 55%),
    radial-gradient(900px 600px at 40% 110%, rgba(46,229,157,.12), transparent 60%),
    var(--bg);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a{ color: inherit; text-decoration:none; }
a:hover{ opacity:.95; }
img{ max-width:100%; display:block; }
::selection{ background: rgba(124,92,255,.35); }

/* Keyboard focus */
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible{
  outline: none;
  box-shadow: var(--ring);
  border-radius: 12px;
}

/* ---------- Skip link (accessibility) ---------- */
.skip-link{
  position: absolute;
  left: 12px;
  top: 8px;
  transform: translateY(-200%);
  background: rgba(0,0,0,.65);
  color: var(--text);
  padding: 10px 12px;
  border-radius: 12px;
  border: 1px solid rgba(255,255,255,.18);
  backdrop-filter: blur(10px);
  z-index: 9999;
}
.skip-link:focus{ transform: translateY(0); }

/* ---------- Layout ---------- */
.container{
  max-width: var(--max);
  margin: 0 auto;
  padding: 22px 18px;
}

.main-content{
  min-height: calc(100vh - 220px);
  padding: 18px clamp(24px, 5vw, 56px);
}


.main-content{
  min-height: calc(100vh - 220px);
  padding-top: 18px;
}

/* ---------- Header / Nav ---------- */
.header{
  position: sticky;
  top: 0;
  z-index: 50;
  height: var(--header-height);
  display:flex;
  align-items:center;

  backdrop-filter: blur(12px);
  background: linear-gradient(to bottom, rgba(0,0,0,.35), rgba(0,0,0,0));
  border-bottom: 1px solid rgba(255,255,255,.06);
}
@media (prefers-color-scheme: light){
  .header{
    background: linear-gradient(to bottom, rgba(255,255,255,.75), rgba(255,255,255,0));
    border-bottom: 1px solid rgba(10,20,40,.08);
  }
}

.nav{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap: 16px;
  width: 100%;
}

.brand{
  display:flex;
  align-items:center;
  gap: 10px;
  font-weight: 800;
  letter-spacing: .2px;
}

.brand-badge{
  width: 38px;
  height: 38px;
  border-radius: 14px;
  background: linear-gradient(135deg, rgba(124,92,255,.95), rgba(54,209,220,.9));
  box-shadow: var(--shadow-soft);
}

.nav-links{
  display:flex;
  gap: 8px;
  flex-wrap: wrap;
  justify-content: flex-end;
  align-items: center;
}

/* Pills */
.pill{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding: 9px 12px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,.10);
  background: rgba(255,255,255,.04);
  color: var(--muted);
  transition: transform 160ms ease, border-color 160ms ease, background 160ms ease, color 160ms ease;
}
@media (prefers-color-scheme: light){
  .pill{
    border: 1px solid rgba(10,20,40,.10);
    background: rgba(10,20,40,.04);
  }
}
.pill:hover{
  border-color: rgba(124,92,255,.35);
  background: rgba(255,255,255,.06);
  color: var(--text);
  transform: translateY(-1px);
}
.pill.active{
  border-color: rgba(124,92,255,.45);
  color: var(--text);
  background: rgba(124,92,255,.10);
}

/* ---------- Mobile menu toggle ---------- */
.mobile-menu-toggle{
  display: none;
  width: 44px;
  height: 40px;
  padding: 0;
  border: 1px solid rgba(255,255,255,.12);
  border-radius: 12px;
  background: rgba(255,255,255,.04);
  backdrop-filter: blur(10px);
  box-shadow: var(--shadow-soft);
  cursor: pointer;
}
.mobile-menu-toggle span{
  display:block;
  width: 20px;
  height: 2px;
  margin: 4px auto;
  background: var(--text);
  border-radius: 2px;
  transition: transform 160ms ease, opacity 160ms ease;
}
@media (prefers-color-scheme: light){
  .mobile-menu-toggle{
    border: 1px solid rgba(10,20,40,.12);
    background: rgba(10,20,40,.04);
  }
  .mobile-menu-toggle span{ background: rgba(10,20,40,.85); }
}
.mobile-menu-toggle.active span:nth-child(1){ transform: translateY(6px) rotate(45deg); }
.mobile-menu-toggle.active span:nth-child(2){ opacity: 0; }
.mobile-menu-toggle.active span:nth-child(3){ transform: translateY(-6px) rotate(-45deg); }

/* ---------- Typography ---------- */
h1,h2,h3{ margin: 0 0 10px 0; line-height: 1.15; }
h1{ font-size: clamp(2.1rem, 4vw, 3.1rem); letter-spacing:-.5px; }
h2{ font-size: clamp(1.5rem, 2.4vw, 2rem); letter-spacing:-.3px; margin-top: 30px; }
h3{ font-size: 1.15rem; letter-spacing: -.2px; }
p{ margin: 10px 0; }

.muted{ color: var(--muted); }
.faint{ color: var(--faint); }

/* ---------- Layout / Grid ---------- */
.grid{
  display:grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 14px;
}
.col-12{ grid-column: span 12; }
.col-8{ grid-column: span 8; }
.col-6{ grid-column: span 6; }
.col-4{ grid-column: span 4; }

@media (max-width: 900px){
  .col-8, .col-6, .col-4{ grid-column: span 12; }
}

/* ---------- Card ---------- */
.card{
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(255,255,255,.08), rgba(255,255,255,.04));
  border: 1px solid rgba(255,255,255,.10);
  box-shadow: var(--shadow-soft);
  padding: 16px;
  transition: transform 160ms ease, border-color 160ms ease, background 160ms ease;
}
@media (prefers-color-scheme: light){
  .card{
    background: linear-gradient(180deg, rgba(10,20,40,.05), rgba(10,20,40,.03));
    border: 1px solid rgba(10,20,40,.10);
  }
}
.card:hover{
  border-color: rgba(124,92,255,.35);
  transform: translateY(-1px);
}

/* ---------- Badges ---------- */
.badges{
  display:flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 10px;
}
.badge{
  font-size: .86rem;
  padding: 6px 10px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,.12);
  background: rgba(255,255,255,.06);
  color: var(--muted);
}

/* ---------- Separators ---------- */
hr.sep{
  border: none;
  border-top: 1px solid rgba(255,255,255,.10);
  margin: 26px 0;
}
@media (prefers-color-scheme: light){
  hr.sep{ border-top: 1px solid rgba(10,20,40,.12); }
}

/* ---------- Buttons ---------- */
.btns{
  display:flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 14px;
}

.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap: 10px;
  padding: 10px 14px;
  border-radius: 14px;
  border: 1px solid rgba(255,255,255,.14);
  background: rgba(255,255,255,.06);
  color: var(--text);
  box-shadow: var(--shadow-soft);
  cursor: pointer;
  transition: transform 160ms ease, opacity 160ms ease, box-shadow 160ms ease, background 160ms ease;
}
.btn.primary{
  border: none;
  background: linear-gradient(135deg, var(--brand), var(--brand-2));
}
.btn:hover{ transform: translateY(-1px); }
button.btn{ font: inherit; }

/* ---------- Forms ---------- */
.form{ display:grid; gap: 12px; }

.field label{
  display:block;
  font-weight: 650;
  margin-bottom: 6px;
  color: var(--muted);
}
.field input,
.field textarea,
select{
  width:100%;
  padding: 11px 12px;
  border-radius: 14px;
  border: 1px solid rgba(255,255,255,.14);
  background: rgba(255,255,255,.05);
  color: var(--text);
}
.field textarea{ min-height: 140px; resize: vertical; }

.field input:focus,
.field textarea:focus,
select:focus{
  outline:none;
  box-shadow: var(--ring);
  border-color: rgba(124,92,255,.55);
}

/* Default Django form rendering */
form p{
  margin: 0;
  display:grid;
  gap: 6px;
}
form p input,
form p textarea{ width: 100%; }

/* ---------- Alerts / Messages ---------- */
.alert{
  margin-top: 10px;
  border-radius: 14px;
  border: 1px solid rgba(255,255,255,.14);
  background: rgba(255,255,255,.06);
  padding: 12px 12px;
  display:flex;
  align-items:flex-start;
  justify-content: space-between;
  gap: 10px;
  box-shadow: var(--shadow-soft);
}
.alert-text{ color: var(--text); }
.alert-close{
  border: none;
  background: transparent;
  color: var(--muted);
  font-size: 18px;
  cursor: pointer;
  padding: 0 6px;
}
.alert-close:hover{ color: var(--text); }

.alert-success{ border-color: rgba(46,229,157,.35); }
.alert-error, .alert-danger{ border-color: rgba(255,120,120,.35); }
.alert-warning{ border-color: rgba(245,158,11,.35); }
.alert-info{ border-color: rgba(54,209,220,.35); }

/* ---------- Footer ---------- */
.footer{
  padding: 48px 18px 36px;
  color: var(--faint);
  border-top: 1px solid rgba(255,255,255,.08);
  background: linear-gradient(
    to right,
    rgba(124,92,255,.12),
    rgba(0,0,0,0),
    rgba(54,209,220,.12)
  );
}
@media (prefers-color-scheme: light){
  .footer{ border-top: 1px solid rgba(10,20,40,.10); }
}

.footer-content{
  display:flex;
  align-items:center;
  justify-content: space-between;
  gap: 16px;
}
.footer-info{ display:flex; flex-direction:column; gap: 6px; }

.footer-description{ color: var(--muted); }

.footer-link{
  color: var(--text);
  text-decoration: underline;
  text-underline-offset: 3px;
}
.footer-link:hover{ opacity: .85; }

.footer-right{
  display:flex;
  align-items:center;
  gap: 12px;
}
.social{
  width: 40px;
  height: 40px;
  border-radius: 12px;
  display:flex;
  align-items:center;
  justify-content:center;
  border: 1px solid rgba(255,255,255,.16);
  background: rgba(255,255,255,.06);
  color: var(--text);
  box-shadow: var(--shadow-soft);
  transition: transform 160ms ease, border-color 160ms ease, background 160ms ease;
}
.social:hover{
  transform: translateY(-2px);
  border-color: rgba(124,92,255,.35);
  background: rgba(255,255,255,.10);
}

/* ---------- Responsive ---------- */
@media (max-width: 900px){
  .nav-links{
    position: fixed;
    left: 14px;
    right: 14px;
    top: calc(var(--header-height) + 10px);
    padding: 12px;
    border-radius: 16px;
    border: 1px solid rgba(255,255,255,.14);
    background: rgba(0,0,0,.45);
    backdrop-filter: blur(12px);
    box-shadow: var(--shadow);
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;

    transform: translateY(-10px);
    opacity: 0;
    pointer-events: none;
  }
  .nav-links.active{
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }
  .mobile-menu-toggle{ display: inline-block; }

  .footer-content{
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 520px){
  .nav-links{ grid-template-columns: 1fr; }
  .btn{ width: 100%; }
}