/* =============== THEME (Merah–Biru) =============== */
* { margin:0; padding:0; box-sizing:border-box; }
:root{
  --primary:#1565C0; --accent:#D32F2F; --bg:#f6f8ff; --text:#18222b;
  --highlight-1:#90CAF9; --highlight-2:#FFCDD2; --highlight-3:#1E88E5; --highlight-4:#E53935;
  --font-body:'Montserrat',system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;
  --font-title:'Playfair Display',Georgia,'Times New Roman',serif;
  --shadow:0 8px 16px rgba(0,0,0,.12); --shadow-hover:0 14px 30px rgba(0,0,0,.18);
}
html{ scroll-behavior:smooth; }
body{
  font-family:var(--font-body); color:var(--text); min-height:100vh;
  background:linear-gradient(135deg,var(--bg) 0%,#e7f0ff 45%,#fbe9e7 100%);
  display:flex; align-items:center; justify-content:center; padding:20px; overflow-x:hidden;
}

/* =============== CONTAINER & HEADER =============== */
.linktree-container{
  width:100%; max-width:460px; background:rgba(255,255,255,.98);
  border-radius:26px; border:3px solid var(--primary); box-shadow:var(--shadow-hover);
  overflow:hidden; text-align:center; position:relative; z-index:1;
}
.linktree-header{
  padding:42px 26px 30px; color:#fff;
  background:linear-gradient(135deg,var(--accent) 0%, var(--primary) 100%);
  position:relative;
}
.linktree-header::after{
  content:''; position:absolute; left:0; right:0; bottom:-2px; height:4px;
  background:linear-gradient(90deg,var(--highlight-2),var(--highlight-1),var(--highlight-4),var(--highlight-3));
}

/* Single big logo (center) */
.logo-single{
  width: clamp(180px, 45vw, 360px);
  height: auto;
  display:block;
  margin: 0 auto 16px;
  filter: drop-shadow(0 4px 12px rgba(0,0,0,.25));
  animation: logoFloat 3s ease-in-out infinite;
}
@keyframes logoFloat{ 0%,100%{transform:translateY(0)} 50%{transform:translateY(-8px)} }

.linktree-title{
  font-family:var(--font-title);
  font-weight:800; font-size:2.1rem;
  letter-spacing:.5px;
  text-shadow:3px 3px 0 rgba(0,0,0,.22);
  margin-bottom:6px;
}
.linktree-subtitle{ font-size:1.05rem; font-weight:600; opacity:.95; }

/* =============== LINKS TOP =============== */
.linktree-links{ padding:30px 26px; display:flex; flex-direction:column; gap:18px; }
.social-link{
  display:flex; align-items:center; justify-content:center; gap:12px;
  padding:18px 24px; background:var(--primary); color:#fff; text-decoration:none;
  border-radius:16px; font-size:1.15rem; font-weight:700;
  transition: transform .4s cubic-bezier(.4,0,.2,1), box-shadow .4s cubic-bezier(.4,0,.2,1), border-color .3s;
  box-shadow:0 6px 16px rgba(0,0,0,.22); position:relative; overflow:hidden; border:2px solid transparent;
}
.social-link::before{
  content:''; position:absolute; inset:0; left:-100%;
  background:linear-gradient(90deg,transparent,rgba(255,255,255,.28),transparent);
  transition:left .6s ease;
}
.social-link:hover::before{ left:100%; }
.social-link:hover{ transform: translateY(-4px) scale(1.1); box-shadow:0 12px 26px rgba(0,0,0,.28); }
.social-link i{ font-size:1.35rem; }
.social-link.instagram:hover{ background:linear-gradient(45deg,#f09433 0%,#e6683c 25%,#dc2743 50%,#cc2366 75%,#bc1888 100%); border-color:#fff; }
.social-link.spotify:hover{ background:#1DB954; border-color:#fff; }

/* =============== MODAL IG =============== */
.modal{ display:none; position:fixed; inset:0; padding:20px; z-index:2000; background:rgba(0,0,0,.6); backdrop-filter:blur(5px); align-items:center; justify-content:center; }
.modal.show{ display:flex; animation:modalBackdropFadeIn .3s ease; }
@keyframes modalBackdropFadeIn{ from{opacity:0} to{opacity:1} }
.modal-content{ background:#fff; border-radius:20px; max-width:720px; width:100%; border:3px solid var(--primary); overflow:hidden; box-shadow:0 20px 50px rgba(0,0,0,.32); animation:modalContentSlideIn .4s cubic-bezier(.34,1.56,.64,1); }
@keyframes modalContentSlideIn{ from{opacity:0; transform:scale(.8) translateY(-20px)} to{opacity:1; transform:scale(1) translateY(0)} }
.modal-header{ display:flex; align-items:center; justify-content:space-between; gap:12px; padding:22px; background:linear-gradient(135deg,var(--accent) 0%, var(--primary) 100%); color:#fff; border-bottom:3px solid var(--highlight-1); }
.modal-header h2{ font-family:var(--font-title); font-weight:800; font-size:1.5rem; text-shadow:2px 2px 0 rgba(0,0,0,.2); }
.close-modal{ background:rgba(255,255,255,.2); border:2px solid #fff; color:#fff; width:40px; height:40px; border-radius:50%; cursor:pointer; display:grid; place-items:center; transition:.3s; }
.close-modal:hover{ background:rgba(255,255,255,.35); transform:rotate(90deg) scale(1.08); }
.modal-body{ padding:20px; }

/* =============== SEARCH + GRID =============== */
.ig-search{ display:flex; align-items:center; gap:10px; border:2px solid var(--primary); border-radius:12px; padding:10px 12px; background:#fff; margin-bottom:12px; }
.ig-search i{ opacity:.65; }
.ig-search input{ border:none; outline:none; flex:1; font:600 1rem var(--font-body); }

.content-grid{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(180px,1fr));
  gap:14px;
  max-height:58vh; overflow:auto; padding:4px;
}

/* =============== IG CARD (1:1) =============== */
.ig-card{
  display:flex; flex-direction:column;
  background:#fff; border:2px solid #3330; border-radius:14px;
  text-decoration:none; color:inherit; overflow:hidden;
  box-shadow:0 6px 16px rgba(0,0,0,.08);
  transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
  position:relative;
}
.ig-card:hover{ transform: translateY(-4px) scale(1.03); box-shadow:0 12px 26px rgba(0,0,0,.16); border-color:#3333; }

.ig-thumb{
  width:100%; aspect-ratio:1 / 1;
  background: radial-gradient(120% 120% at 0% 0%, #ffffff 0%, #f5f8ff 60%, #ffe9e9 100%);
  background-image: var(--img, none);
  background-size: cover; background-position:center;
}

.ig-info{ padding:10px 12px 12px; display:flex; flex-direction:column; gap:6px; }
.ig-title{
  font-weight:800; font-size:.98rem; line-height:1.2;
  display:-webkit-box; -webkit-line-clamp:2; -webkit-box-orient:vertical; overflow:hidden;
}
.ig-tag{ font:700 .75rem var(--font-body); opacity:.7; }

/* Ripple */
@keyframes ripple{ to{ transform:scale(4); opacity:0; } }
.ripple{
  position:absolute; border-radius:50%;
  background: radial-gradient(circle, rgba(255,255,255,.6) 0%, transparent 70%);
  animation: ripple .6s ease-out; pointer-events:none; z-index:10;
}

/* FOOTER */
.linktree-footer{ padding:18px; background:rgba(0,0,0,.05); border-top:2px solid rgba(0,0,0,.1); font-size:.98rem; }

/* Responsive */
@media (max-width:520px){
  .modal-content{ max-width:95vw; }
  .content-grid{ grid-template-columns:repeat(2,minmax(0,1fr)); gap:12px; }
}
@media (max-width:380px){
  .content-grid{ grid-template-columns:1fr; }
}