@import url('https://fonts.googleapis.com/css2?family=Mitr:wght@400;500;600;700&family=Sarabun:wght@400;500;600;700&display=swap');

:root{
  --bg: #0a0a16;
  --bg-deep: #050509;
  --panel: #12122200;
  --panel-solid: #14142a;
  --line: rgba(0,255,170,.22);
  --line-soft: rgba(255,255,255,.10);
  --green: #00ffaa;
  --green-soft: #8dffe1;
  --green-dim: #0c5c47;
  --gold: #ffd166;
  --ink: #f3fff9;
  --ink-dim: #a8b8c2;
  --radius-lg: 28px;
  --radius-md: 18px;
  --radius-sm: 12px;
  --shadow-glow: 0 0 40px rgba(0,255,170,.10);
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth; overflow-x:hidden;}
body{
  margin:0;
  min-height:100vh;
  font-family:'Sarabun', sans-serif;
  color:var(--ink);
  background:
    radial-gradient(1200px 600px at 50% -10%, rgba(0,255,170,.14), transparent 60%),
    linear-gradient(180deg, rgba(5,5,10,.88), rgba(5,5,10,.94)),
    var(--bg);
  background-attachment:fixed;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
  position:relative;
}

/* ---------- scattered decorations ---------- */
.deco-strip{position:relative; height:0;}
.deco-strip img{
  position:absolute;
  pointer-events:none;
  user-select:none;
  filter:drop-shadow(0 6px 16px rgba(0,0,0,.4));
}
@media (max-width:640px){
  .deco-strip img.hide-mobile{display:none;}
}
body.has-bg{
  background:
    radial-gradient(1200px 600px at 50% -10%, rgba(0,255,170,.10), transparent 60%),
    linear-gradient(180deg, rgba(5,5,10,.82) 0%, rgba(5,5,10,.90) 55%, rgba(5,5,10,.96) 100%),
    url('../assets/bg-lowpoly.jpg') center/cover fixed no-repeat;
}
h1,h2,h3,.display{font-family:'Mitr', sans-serif;}
a{color:var(--green);}
button{font-family:inherit;}

::selection{background:var(--green); color:#04140f;}

:focus-visible{outline:3px solid var(--green); outline-offset:3px; border-radius:6px;}

.wrap{
  max-width:760px;
  margin:0 auto;
  padding:48px 20px 90px;
}

/* ---------- Hero ---------- */
.hero{
  text-align:center;
  margin-bottom:38px;
  position:relative;
}
.hero img.logo10{
  width:min(280px, 60vw);
  filter:drop-shadow(0 0 34px rgba(0,255,170,.35));
  margin-bottom:6px;
}
.hero .wordmark{
  height:30px;
  opacity:.9;
  margin-top:2px;
}
.hero p.tagline{
  font-family:'Mitr', sans-serif;
  color:var(--green-soft);
  font-size:15px;
  letter-spacing:.02em;
  margin:14px 0 0;
}
.hero .deco-note{
  position:absolute;
  width:46px;
  top:-6px;
  right:calc(50% - 165px);
  transform:rotate(12deg);
  opacity:.85;
}

/* ---------- Cards / panels ---------- */
.panel{
  background:linear-gradient(180deg, rgba(20,20,42,.72), rgba(14,14,28,.72));
  border:1px solid var(--line-soft);
  border-radius:var(--radius-lg);
  padding:28px 24px;
  backdrop-filter:blur(6px);
  box-shadow:var(--shadow-glow);
}
.panel + .panel{margin-top:22px;}

/* ---------- Status screens (not open / closed) ---------- */
.status-screen{
  text-align:center;
  padding:50px 24px;
}
.status-screen img.mascot{
  width:150px;
  margin-bottom:6px;
}
.status-screen h2{
  font-size:22px;
  margin:6px 0 8px;
}
.status-screen p{
  color:var(--ink-dim);
  line-height:1.7;
  max-width:44ch;
  margin:0 auto;
}
.status-screen .countdown{
  margin-top:18px;
  display:inline-flex;
  gap:10px;
}
.status-screen .countdown div{
  background:rgba(0,255,170,.08);
  border:1px solid var(--line);
  border-radius:var(--radius-sm);
  padding:10px 14px;
  min-width:64px;
}
.status-screen .countdown b{display:block; font-family:'Mitr'; font-size:22px; color:var(--green);}
.status-screen .countdown span{font-size:11px; color:var(--ink-dim);}

.close-countdown{
  display:flex; align-items:center; justify-content:center; gap:10px;
  background:rgba(0,255,170,.07);
  border:1px solid var(--line);
  border-radius:999px;
  padding:10px 18px;
  margin-bottom:22px;
  font-size:13.5px;
  color:var(--green-soft);
  flex-wrap:wrap;
}
.close-countdown b{font-family:'Mitr'; color:var(--green); font-weight:600; font-size:14.5px;}

/* ---------- Form ---------- */
.field{
  margin-bottom:22px;
}
.field label{
  display:block;
  font-family:'Mitr', sans-serif;
  font-size:15px;
  color:var(--green-soft);
  margin-bottom:8px;
}
.field label .num{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:22px;height:22px;
  background:var(--green);
  color:#04140f;
  border-radius:50%;
  font-size:12px;
  margin-right:8px;
  font-weight:700;
}
.field input[type=text],
.field textarea{
  width:100%;
  background:rgba(5,5,12,.55);
  border:1.5px solid var(--line-soft);
  border-radius:var(--radius-md);
  color:var(--ink);
  padding:14px 16px;
  font-family:'Sarabun', sans-serif;
  font-size:16px;
  line-height:1.6;
  resize:vertical;
  transition:border-color .15s ease;
}
.field input[type=text]:focus,
.field textarea:focus{
  border-color:var(--green);
}
.field textarea{min-height:96px;}
.field .hint{font-size:12.5px; color:var(--ink-dim); margin-top:6px;}

.upload-box{
  border:1.5px dashed var(--line);
  border-radius:var(--radius-md);
  padding:20px;
  text-align:center;
  cursor:pointer;
  transition:background .15s ease;
  color:var(--ink-dim);
  font-size:14px;
}
.upload-box:hover{background:rgba(0,255,170,.05);}
.upload-box input{display:none;}
.upload-preview{
  margin-top:14px;
  max-width:220px;
  border-radius:var(--radius-sm);
  overflow:hidden;
  border:1px solid var(--line-soft);
  display:none;
}
.upload-preview img{width:100%; display:block;}

.btn{
  font-family:'Mitr', sans-serif;
  font-size:16px;
  border:none;
  border-radius:999px;
  padding:14px 30px;
  cursor:pointer;
  transition:transform .12s ease, box-shadow .12s ease, opacity .12s ease;
}
.btn:active{transform:scale(.97);}
.btn-primary{
  background:linear-gradient(135deg, var(--green), var(--green-soft));
  color:#04140f;
  font-weight:600;
  box-shadow:0 8px 24px rgba(0,255,170,.28);
  width:100%;
}
.btn-primary:hover{box-shadow:0 10px 30px rgba(0,255,170,.4);}
.btn-primary:disabled{opacity:.5; cursor:not-allowed;}
.btn-ghost{
  background:transparent;
  border:1.5px solid var(--line-soft);
  color:var(--ink);
}
.btn-ghost:hover{border-color:var(--green);}
.btn-danger{
  background:transparent;
  border:1.5px solid rgba(255,90,90,.4);
  color:#ff8a8a;
}
.btn-danger:hover{background:rgba(255,90,90,.1);}
.btn-sm{padding:8px 16px; font-size:13px;}

.error-box{
  background:rgba(255,90,90,.1);
  border:1px solid rgba(255,90,90,.35);
  color:#ffb3b3;
  border-radius:var(--radius-sm);
  padding:12px 16px;
  font-size:14px;
  margin-bottom:18px;
  display:none;
}

/* ---------- Thank you ---------- */
.thankyou{
  text-align:center;
  padding:36px 20px;
}
.thankyou img.mascot{width:150px;}
.thankyou h2{font-size:24px; margin:10px 0 6px;}
.thankyou p{color:var(--ink-dim);}
.thankyou .deco-row{
  display:flex; justify-content:center; gap:18px; margin-top:16px; opacity:.9;
}
.thankyou .deco-row img{width:44px;}

footer.credit{
  text-align:center;
  color:var(--ink-dim);
  font-size:12px;
  margin-top:50px;
  opacity:.7;
}

/* ================= ADMIN ================= */
.admin-shell{max-width:1040px; margin:0 auto; padding:34px 20px 80px;}
.admin-topbar{
  display:flex; align-items:center; justify-content:space-between;
  margin-bottom:26px; gap:14px; flex-wrap:wrap;
}
.admin-topbar .brand{display:flex; align-items:center; gap:10px;}
.admin-topbar .brand img{height:34px;}
.admin-topbar h1{font-size:19px; margin:0;}
.admin-tabs{display:flex; gap:8px; margin-bottom:22px;}
.admin-tabs button{
  font-family:'Mitr'; font-size:14px; padding:10px 18px; border-radius:999px;
  border:1.5px solid var(--line-soft); background:transparent; color:var(--ink-dim); cursor:pointer;
}
.admin-tabs button.active{border-color:var(--green); color:var(--green); background:rgba(0,255,170,.08);}

.login-screen{max-width:380px; margin:80px auto; text-align:center;}
.login-screen img{width:90px; margin-bottom:10px;}
.login-screen input{
  width:100%; margin-top:16px; background:rgba(5,5,12,.6); border:1.5px solid var(--line-soft);
  border-radius:var(--radius-md); color:var(--ink); padding:13px 16px; font-size:15px;
}
.login-screen .btn{margin-top:14px;}

.toolbar{display:flex; justify-content:space-between; align-items:center; gap:12px; margin-bottom:18px; flex-wrap:wrap;}
.toolbar .count{color:var(--ink-dim); font-size:14px;}
.toolbar .actions{display:flex; gap:10px;}

.mailbox-grid{
  display:grid;
  grid-template-columns:repeat(auto-fill, minmax(190px, 1fr));
  gap:16px;
}
.envelope-card{
  background:linear-gradient(180deg, rgba(20,20,42,.75), rgba(14,14,28,.75));
  border:1px solid var(--line-soft);
  border-radius:var(--radius-md);
  padding:18px 16px;
  text-align:center;
  cursor:pointer;
  transition:border-color .15s ease, transform .12s ease;
}
.envelope-card:hover{border-color:var(--green); transform:translateY(-3px);}
.envelope-card .env-icon{font-size:34px; margin-bottom:8px;}
.envelope-card .alias{font-family:'Mitr'; font-size:14.5px; color:var(--ink); overflow:hidden; text-overflow:ellipsis; white-space:nowrap;}
.envelope-card .date{font-size:11.5px; color:var(--ink-dim); margin-top:4px;}
.envelope-card .fanart-badge{
  display:inline-block; margin-top:8px; font-size:10.5px; color:var(--green-soft);
  background:rgba(0,255,170,.08); border-radius:999px; padding:3px 9px;
}

.empty-state{text-align:center; padding:60px 20px; color:var(--ink-dim);}
.empty-state img{width:130px; margin-bottom:12px;}

/* Detail modal */
.modal-backdrop{
  position:fixed; inset:0; background:rgba(4,4,9,.82); backdrop-filter:blur(4px);
  display:none; align-items:flex-start; justify-content:center; overflow-y:auto; z-index:50; padding:40px 16px;
}
.modal-backdrop.open{display:flex;}
.modal-box{
  max-width:640px; width:100%; background:var(--panel-solid); border:1px solid var(--line-soft);
  border-radius:var(--radius-lg); padding:26px; position:relative;
}
.modal-close{
  position:absolute; top:16px; right:16px; background:none; border:none; color:var(--ink-dim);
  font-size:22px; cursor:pointer;
}
.modal-head{display:flex; align-items:center; justify-content:space-between; margin-bottom:18px; flex-wrap:wrap; gap:10px;}
.modal-head .alias-tag{
  font-family:'Mitr'; font-size:17px; background:rgba(0,255,170,.1); border:1px solid var(--line);
  color:var(--green); padding:6px 16px; border-radius:999px;
}
.modal-head .meta{font-size:12px; color:var(--ink-dim);}

.bubble-list{display:flex; flex-direction:column; gap:22px;}

/* Speech bubble */
.bubble-export{
  background:linear-gradient(160deg, #0f2a22, #0a1a16);
  border:1.5px solid var(--green);
  border-radius:22px;
  padding:22px 22px 26px;
  position:relative;
}
.bubble-export::after{
  content:"";
  position:absolute;
  left:34px; bottom:-16px;
  width:0; height:0;
  border-left:14px solid transparent;
  border-right:6px solid transparent;
  border-top:18px solid var(--green);
}
.bubble-export .q-label{
  font-family:'Mitr'; font-size:12.5px; color:var(--green-soft);
  text-transform:none; letter-spacing:.02em; margin-bottom:8px; display:block;
}
.bubble-export .q-text{
  font-family:'Mitr'; font-size:13.5px; color:var(--ink-dim); margin:0 0 10px; line-height:1.5;
}
.bubble-export .a-text{
  font-size:17px; line-height:1.75; white-space:pre-wrap; word-break:break-word; margin:0;
}
.bubble-export .alias-pin{
  display:inline-flex; align-items:center; gap:6px;
  background:var(--green); color:#04140f; font-family:'Mitr'; font-weight:600;
  font-size:12.5px; padding:5px 13px; border-radius:999px; margin-bottom:14px;
}
.bubble-actions{display:flex; justify-content:flex-end; margin-top:10px;}

.fanart-block{margin-top:22px; text-align:center;}
.fanart-block img{max-width:100%; border-radius:var(--radius-md); border:1px solid var(--line-soft);}
.fanart-block .label{font-family:'Mitr'; font-size:13px; color:var(--green-soft); margin-bottom:10px;}

.modal-footer-actions{
  display:flex; justify-content:space-between; margin-top:26px; gap:10px; flex-wrap:wrap;
}

.edit-form .field{margin-bottom:16px;}
.edit-form textarea{min-height:78px;}

/* Settings panel */
.settings-grid{display:grid; grid-template-columns:1fr 1fr; gap:16px;}
@media (max-width:520px){.settings-grid{grid-template-columns:1fr;}}
.settings-grid label{display:block; font-family:'Mitr'; font-size:13.5px; color:var(--green-soft); margin-bottom:8px;}
.settings-grid input[type=datetime-local]{
  width:100%; background:rgba(5,5,12,.55); border:1.5px solid var(--line-soft); border-radius:var(--radius-sm);
  color:var(--ink); padding:11px 12px; font-family:'Sarabun'; font-size:14.5px;
}
.settings-status{margin-top:16px; font-size:13px; color:var(--ink-dim);}
.settings-status b{color:var(--green);}

.toast{
  position:fixed; bottom:24px; left:50%; transform:translateX(-50%) translateY(20px);
  background:var(--green); color:#04140f; font-family:'Mitr'; font-size:14px; font-weight:600;
  padding:12px 22px; border-radius:999px; opacity:0; pointer-events:none; transition:.2s ease; z-index:100;
  box-shadow:0 10px 30px rgba(0,255,170,.35);
}
.toast.show{opacity:1; transform:translateX(-50%) translateY(0);}

.spinner{
  width:18px; height:18px; border:2.5px solid rgba(4,20,15,.3); border-top-color:#04140f;
  border-radius:50%; display:inline-block; animation:spin .7s linear infinite; vertical-align:-3px; margin-right:8px;
}
@keyframes spin{to{transform:rotate(360deg);}}

@media (max-width:480px){
  .wrap{padding:34px 14px 70px;}
  .panel{padding:22px 16px;}
  .modal-box{padding:20px 16px;}
}