/* ============================================================
   RK DIGITAL UNIVERSE — shared design system (all pages)
   ============================================================ */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap');

*{ margin:0; padding:0; box-sizing:border-box; }
html{ scroll-behavior:smooth; }
body{
  background:#02030a;
  color:#fff;
  font-family:Inter, Arial, sans-serif;
  overflow-x:hidden;
  min-height:100vh;
}

/* 3D canvas + grain */
#universe{ position:fixed; inset:0; width:100%; height:100%; z-index:0; }
.noise{
  position:fixed; inset:0; z-index:5; pointer-events:none; opacity:.035;
  background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.8'/%3E%3C/svg%3E");
}
.progress{ position:fixed; top:0; left:0; height:2px; width:0; background:#fff; z-index:50; }

/* ===== NAV ===== */
.u-nav{
  position:fixed; top:0; left:0; width:100%;
  padding:24px 5%; z-index:20;
  display:flex; justify-content:space-between; align-items:center;
}
.u-nav .logo{ font-size:22px; font-weight:900; letter-spacing:4px; }
.u-nav .links{ display:flex; gap:28px; align-items:center; }
.u-nav .links a{
  color:#8c91a5; text-decoration:none; font-size:11px; letter-spacing:2px; transition:.3s;
}
.u-nav .links a:hover{ color:#fff; }
.u-nav .links a.admin{ color:#5b6070; border:1px solid rgba(255,255,255,.14); padding:8px 14px; border-radius:100px; }
.u-nav .links a.admin:hover{ color:#fff; border-color:#fff; }

/* ===== HOMEPAGE NARRATIVE SECTIONS ===== */
body.home section{
  position:relative; z-index:2;
  min-height:100vh; height:auto;
  display:flex; align-items:center; padding:9% 8%;
}
body.home section.hero{ justify-content:center; text-align:center; }
body.home section.left{ justify-content:flex-start; }
body.home section.right{ justify-content:flex-end; text-align:right; }
body.home section.right p{ margin-left:auto; }

.content{
  opacity:0; transform:translateY(60px); width:100%;
  transition:opacity 1.1s ease, transform 1.1s cubic-bezier(.16,1,.3,1);
}
.content.active{ opacity:1; transform:translateY(0); }

.eyebrow{ color:#777d91; font-size:10px; letter-spacing:7px; margin-bottom:26px; }

h1.mega{
  font-size:clamp(64px,13vw,190px); line-height:.8; letter-spacing:-10px; font-weight:800;
  background:linear-gradient(180deg,#fff 0%,#a8aec1 45%,#424758 100%);
  -webkit-background-clip:text; -webkit-text-fill-color:transparent;
}
h2.big{ font-size:clamp(48px,8vw,120px); line-height:.85; letter-spacing:-5px; font-weight:800; }
body.home p{ margin-top:26px; max-width:600px; color:#858a9b; font-size:16px; line-height:1.8; }
body.home section.hero p{ margin-left:auto; margin-right:auto; }

/* pill button */
.button{
  display:inline-block; margin-top:34px; padding:15px 27px;
  border:1px solid rgba(255,255,255,.25); border-radius:100px;
  color:#fff; text-decoration:none; font-size:11px; letter-spacing:2px;
  background:rgba(255,255,255,.03); cursor:pointer; font-family:inherit; transition:.4s;
}
.button:hover{ background:#fff; color:#05050a; transform:translateY(-3px); }

/* ===== PUBLIC PROJECT CARDS (text based, no thumbnail) ===== */
#projectContainer{
  margin-top:38px; display:grid;
  grid-template-columns:repeat(auto-fill,minmax(270px,1fr));
  gap:16px; width:100%; max-width:900px;
}
body.home section:not(.right) #projectContainer{ margin-left:0; margin-right:auto; }
.project-card{
  text-align:left; padding:26px; min-height:170px;
  border:1px solid rgba(255,255,255,.11); border-radius:20px;
  background:linear-gradient(135deg, rgba(255,255,255,.08), rgba(255,255,255,.015));
  backdrop-filter:blur(20px); cursor:pointer;
  display:flex; flex-direction:column;
  transition:transform .5s ease, border-color .5s ease, box-shadow .5s ease;
}
.project-card:hover{
  transform:translateY(-10px) rotateX(4deg) rotateY(-4deg);
  border-color:rgba(255,255,255,.35);
  box-shadow:0 30px 60px rgba(0,0,0,.55);
}
.project-card .pc-tag{ font-size:10px; letter-spacing:3px; color:#626779; }
.project-card h3{ margin-top:20px; font-size:21px; font-weight:600; }
.project-card p{ margin-top:10px; font-size:13px; line-height:1.6; color:#8b90a1; flex:1; display:-webkit-box; -webkit-line-clamp:2; -webkit-box-orient:vertical; overflow:hidden; }
.project-card .pc-open{ margin-top:18px; font-size:10px; letter-spacing:3px; color:#9aa0b2; }
.project-card:hover .pc-open{ color:#fff; }

/* ===== SKILLS ===== */
.skills{ display:flex; flex-wrap:wrap; gap:10px; max-width:600px; margin-top:34px; }
body.home section.right .skills{ margin-left:auto; justify-content:flex-end; }
.skill{
  padding:11px 17px; border:1px solid rgba(255,255,255,.12); border-radius:100px;
  color:#9da2b2; font-size:11px; transition:.3s;
}
.skill:hover{ color:#fff; border-color:#fff; }

/* fixed corner labels */
.scroll-tip{ position:fixed; bottom:25px; left:50%; transform:translateX(-50%); z-index:20; color:#555a69; font-size:9px; letter-spacing:5px; }
.coordinates{ position:fixed; bottom:30px; right:5%; z-index:20; color:#4f5361; font-size:9px; letter-spacing:2px; }

/* ============================================================
   INNER PAGES (login, dashboard, detail, contact)
   ============================================================ */
.page-wrap{
  position:relative; z-index:2; min-height:100vh;
  display:flex; flex-direction:column; padding:110px 6% 80px;
}
.page-center{ align-items:center; justify-content:center; text-align:center; }
.panel{
  border:1px solid rgba(255,255,255,.12); border-radius:22px;
  background:linear-gradient(135deg, rgba(255,255,255,.07), rgba(255,255,255,.012));
  backdrop-filter:blur(20px); box-shadow:0 30px 70px rgba(0,0,0,.5);
}

/* form controls (dashboard + login) */
.u-label{ display:block; font-size:10px; letter-spacing:2px; color:#777d91; margin:0 0 8px 2px; text-transform:uppercase; }
.u-input, .u-textarea{
  width:100%; padding:13px 15px; margin-bottom:18px;
  border:1px solid rgba(255,255,255,.14); border-radius:12px;
  background:rgba(255,255,255,.02); color:#fff; font-family:inherit; font-size:14px; outline:none; transition:.3s;
}
.u-textarea{ min-height:90px; resize:vertical; }
.u-input:focus, .u-textarea:focus{ border-color:#fff; box-shadow:0 0 0 3px rgba(255,255,255,.06); }
input[type="file"].u-input{ padding:11px 13px; color:#9aa0b2; }
.u-input::placeholder{ color:#5b6070; }

.u-btn{
  display:inline-block; padding:14px 26px; border-radius:100px;
  border:1px solid rgba(255,255,255,.25); background:rgba(255,255,255,.03);
  color:#fff; font-family:inherit; font-size:11px; letter-spacing:2px; cursor:pointer; text-decoration:none; transition:.4s;
}
.u-btn:hover{ background:#fff; color:#05050a; transform:translateY(-3px); }
.u-btn.solid{ background:#fff; color:#05050a; border-color:#fff; }
.u-btn.solid:hover{ box-shadow:0 12px 30px rgba(255,255,255,.2); }
.u-btn.ghost:hover{ background:rgba(255,255,255,.08); color:#fff; transform:none; }
.u-btn:disabled{ opacity:.55; cursor:not-allowed; transform:none; }
.u-btn.danger{ border-color:rgba(255,90,90,.5); color:#ff8a8a; }
.u-btn.danger:hover{ background:#ff4d4d; color:#fff; border-color:#ff4d4d; }

/* ===== LOGIN ===== */
.login-card{ width:min(380px,92vw); padding:38px 32px; text-align:center; }
.login-card .eyebrow{ margin-bottom:14px; }
.login-card h2{ font-size:26px; font-weight:700; letter-spacing:1px; margin-bottom:26px; }
.login-error{ color:#ff6b6b; font-size:12px; margin-bottom:14px; display:none; letter-spacing:.5px; }

/* ===== DASHBOARD ===== */
.u-header{
  position:fixed; top:0; left:0; width:100%; z-index:20;
  display:flex; justify-content:space-between; align-items:center;
  padding:20px 5%; background:rgba(2,3,10,.55); backdrop-filter:blur(12px);
  border-bottom:1px solid rgba(255,255,255,.07);
}
.u-header .logo{ font-weight:800; letter-spacing:3px; font-size:15px; }
.dash-form{ max-width:720px; margin:0 auto 44px; padding:30px; }
.dash-form h3{ font-size:13px; letter-spacing:3px; color:#9aa0b2; margin-bottom:22px; text-transform:uppercase; }
.edit-note{
  display:none; background:rgba(255,255,255,.05); border:1px solid rgba(255,255,255,.18);
  padding:12px 14px; border-radius:12px; margin-bottom:18px; font-size:12px; color:#c8ccd8;
}
.u-grid{ max-width:1100px; margin:0 auto; display:grid; grid-template-columns:repeat(auto-fill,minmax(260px,1fr)); gap:18px; }
.admin-card{ position:relative; padding:0; overflow:hidden; border-radius:18px; }
.admin-card img{ width:100%; height:160px; object-fit:cover; display:block; opacity:.9; }
.admin-card .noimg{ height:120px; display:flex; align-items:center; justify-content:center; color:#5b6070; font-size:10px; letter-spacing:3px; }
.admin-card h3{ padding:14px 16px; font-size:15px; font-weight:600; }
.edited-tag{ display:block; font-size:10px; color:#9aa0b2; letter-spacing:2px; margin-top:4px; }
.admin-card .edit, .admin-card .delete{
  position:absolute; top:12px; border:1px solid rgba(255,255,255,.25);
  background:rgba(2,3,10,.6); backdrop-filter:blur(6px); color:#fff;
  padding:6px 12px; border-radius:100px; cursor:pointer; font-size:11px; letter-spacing:1px; z-index:2; transition:.3s;
}
.admin-card .edit{ left:12px; }
.admin-card .delete{ right:12px; color:#ff8a8a; border-color:rgba(255,90,90,.4); }
.admin-card .edit:hover{ background:#fff; color:#05050a; }
.admin-card .delete:hover{ background:#ff4d4d; color:#fff; }

/* ===== PROJECT DETAIL ===== */
.detail{ max-width:1000px; margin:0 auto; width:100%; }
.detail .eyebrow{ margin-bottom:18px; }
.detail h1{ font-size:clamp(38px,6vw,84px); line-height:.9; letter-spacing:-3px; font-weight:800;
  background:linear-gradient(180deg,#fff,#8b90a1); -webkit-background-clip:text; -webkit-text-fill-color:transparent; }
.detail .desc{ margin-top:24px; max-width:720px; color:#9298aa; font-size:16px; line-height:1.85; }
.media-row{ margin-top:44px; display:grid; grid-template-columns:1fr 1fr; gap:20px; }
.media-row.single{ grid-template-columns:1fr; max-width:760px; }
.media-box{ position:relative; padding:14px; overflow:hidden; }
.media-tag{ display:block; font-size:9px; letter-spacing:3px; color:#626779; margin-bottom:10px; }
.media-box img, .media-box video{ width:100%; border-radius:14px; display:block; background:#05060d; }
.media-box img{ cursor:zoom-in; }
.fs-hint{ display:block; text-align:center; margin-top:8px; font-size:10px; letter-spacing:2px; color:#5b6070; }
.play-overlay{
  position:absolute; inset:14px; margin:auto; width:64px; height:64px; border-radius:50%;
  border:1px solid rgba(255,255,255,.4); background:rgba(2,3,10,.5); backdrop-filter:blur(6px);
  color:#fff; font-size:20px; cursor:pointer; display:flex; align-items:center; justify-content:center;
}
.detail-actions{ margin-top:40px; display:flex; gap:14px; flex-wrap:wrap; align-items:center; }

/* ===== CONTACT ===== */
.contact-list{ margin-top:40px; display:flex; flex-direction:column; gap:16px; width:100%; max-width:460px; }
.contact-item{
  display:flex; align-items:center; gap:18px; padding:22px 26px; text-align:left;
  border-radius:18px; color:#fff; text-decoration:none; transition:.4s;
}
.contact-item:hover{ transform:translateY(-4px); border-color:rgba(255,255,255,.35); }
.contact-item .ic{ width:46px; height:46px; flex:0 0 46px; display:flex; align-items:center; justify-content:center;
  border:1px solid rgba(255,255,255,.2); border-radius:13px; font-size:18px; }
.contact-item .lbl{ font-size:9px; letter-spacing:3px; color:#777d91; }
.contact-item .val{ font-size:16px; margin-top:3px; word-break:break-all; }

/* ===== RESPONSIVE ===== */
@media(max-width:750px){
  .u-nav .links a:not(.admin){ display:none; }
  body.home section{ padding:30px; }
  body.home section.right{ justify-content:flex-start; text-align:left; }
  body.home section.right p, body.home section.right .skills{ margin-left:0; justify-content:flex-start; }
  #projectContainer{ grid-template-columns:1fr; }
  h1.mega{ letter-spacing:-5px; }
  h2.big{ letter-spacing:-3px; }
  .media-row{ grid-template-columns:1fr; }
  .coordinates{ display:none; }
  .page-wrap{ padding:100px 6% 70px; }
}
@media (prefers-reduced-motion: reduce){
  .content{ transition:none; opacity:1; transform:none; }
  html{ scroll-behavior:auto; }
}