/* ---------- Dark theme ---------- */
:root{
  --bg:#0b0b0c;
  --card:#151517;
  --card-2:#1b1b1f;
  --line:#26262a;
  --fg:#e7e7ea;
  --muted:#8b8b93;
  --accent:#1d9bf0;
  --accent-hover:#3aa9f5;
  --ok-bg:#12351f; --ok-border:#1c5c33; --ok-fg:#b8f0c9;
  --err-bg:#3a1113; --err-border:#6b1a1d; --err-fg:#ffc9cc;
  --danger:#d92c3a; --danger-hover:#e8434f;
  --radius:16px;
}

*{box-sizing:border-box}
html,body{margin:0;background:var(--bg);color:var(--fg);
  font:16px/1.45 system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;
  -webkit-font-smoothing:antialiased;
  -webkit-text-size-adjust:100%;
}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}
img,video{max-width:100%;display:block}

.wrap{
  max-width:600px;margin:0 auto;
  padding:24px 16px 64px;
  padding-left:max(16px, env(safe-area-inset-left));
  padding-right:max(16px, env(safe-area-inset-right));
  padding-bottom:max(64px, env(safe-area-inset-bottom));
}
h1,h2{font-weight:700;letter-spacing:-.01em;margin:0 0 16px}
h1{font-size:22px}
h2{font-size:18px;margin-top:32px}

/* ---------- Utility ---------- */
.is-hidden{ display:none !important; }

/* ---------- Tabs (index.php) ---------- */
.tabs{
  display:flex;gap:6px;margin:0 0 12px;
}
.tab{
  background:transparent;
  color:var(--muted);
  border:1px solid var(--line);
  border-radius:999px;
  padding:7px 14px;
  font:inherit;font-weight:600;font-size:14px;
  cursor:pointer;transition:all .15s;
  align-self:auto;
  min-height:38px;
  -webkit-tap-highlight-color:transparent;
}
.tab:hover{color:var(--fg);border-color:#3a3a40}
.tab.active{
  background:var(--accent);
  border-color:var(--accent);
  color:#fff;
}

/* ---------- Form (index.php) ---------- */
form.card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:16px;
  display:flex;
  flex-direction:column;
  gap:14px;
}
label{
  display:flex;flex-direction:column;gap:6px;
  font-size:13px;color:var(--muted);
}
input,textarea{
  background:#0e0e10;color:var(--fg);
  border:1px solid var(--line);
  border-radius:10px;
  padding:10px 12px;
  font:inherit;outline:none;
  transition:border-color .15s;
  font-size:16px;
}
input::placeholder,textarea::placeholder{color:#5c5c63}
input:focus,textarea:focus{border-color:var(--accent)}
textarea{resize:vertical;min-height:80px}

input[type="file"]{
  padding:8px;
  cursor:pointer;
}
input[type="file"]::file-selector-button{
  background:var(--card-2);
  color:var(--fg);
  border:1px solid var(--line);
  border-radius:8px;
  padding:6px 12px;
  margin-right:10px;
  font:inherit;font-size:13px;font-weight:600;
  cursor:pointer;
}
input[type="file"]::file-selector-button:hover{
  border-color:var(--accent);
}

button{
  background:var(--accent);color:#fff;border:0;
  border-radius:999px;padding:10px 20px;
  font:inherit;font-weight:600;cursor:pointer;
  align-self:flex-start;transition:background .15s;
  min-height:40px;
  -webkit-tap-highlight-color:transparent;
}
button:hover{background:var(--accent-hover)}
button:active{transform:translateY(1px)}

/* ---------- Messages ---------- */
.ok,.err{
  padding:10px 12px;border-radius:10px;margin-bottom:14px;font-size:14px;
  word-break:break-word;
}
.ok{background:var(--ok-bg);border:1px solid var(--ok-border);color:var(--ok-fg)}
.err{background:var(--err-bg);border:1px solid var(--err-border);color:var(--err-fg)}

/* ---------- Recent list (index.php) ---------- */
.recent{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:8px}
.recent li{
  background:var(--card);border:1px solid var(--line);
  border-radius:12px;padding:12px 14px;
  display:flex;justify-content:space-between;gap:12px;align-items:center;
  transition:background .15s;
}
.recent li:hover{background:var(--card-2)}
.recent a{
  color:var(--fg);font-weight:600;
  min-width:0;
  overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
  flex:1;
}
.recent a:hover{color:var(--accent);text-decoration:none}
.recent .meta{color:var(--muted);font-size:12px;white-space:nowrap}

/* ---------- Post card (post.php) ---------- */
.post{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:16px;
  display:flex;flex-direction:column;gap:12px;
}
.post-title{margin:0;font-size:19px;line-height:1.3;word-break:break-word}
.post-caption{
  margin:0;color:#cfcfd4;white-space:pre-wrap;word-wrap:break-word;
}

/* ---------- Media ---------- */
.media{
  border-radius:12px;overflow:hidden;
  border:1px solid var(--line);
  background:#000;
  text-align:center;
}

.video-wrap{
  position:relative;
  display:inline-block;
  max-width:100%;
  background:#000;
  cursor:pointer;
  line-height:0;
}
.video-wrap .thumb{
  display:block;
  max-width:100%;
  max-height:70vh;
  width:auto;
  height:auto;
}

.play{
  position:absolute;
  top:50%;left:50%;
  transform:translate(-50%,-50%);
  width:64px;height:64px;border-radius:50%;
  background:rgba(0,0,0,.6);
  color:#fff;font-size:22px;line-height:1;
  border:1px solid rgba(255,255,255,.2);
  cursor:pointer;
  display:grid;place-items:center;
  padding-left:4px;
  transition:background .15s, transform .15s;
  -webkit-tap-highlight-color:transparent;
}
.video-wrap:hover .play{
  background:rgba(0,0,0,.82);
  transform:translate(-50%,-50%) scale(1.04);
}

.media video{
  display:block;
  max-width:100%;
  max-height:70vh;
  margin:0 auto;
  background:#000;
}

.media .img{
  display:block;
  max-width:100%;
  max-height:70vh;
  width:auto;height:auto;
  margin:0 auto;
  object-fit:contain;
}

/* Non-media file download link */
.file-link{
  display:inline-block;
  padding:24px 16px;
  color:var(--accent);
  font-weight:600;
  word-break:break-all;
}
.file-link:hover{text-decoration:underline}

/* ---------- Action bar ---------- */
.post-actions{
  display:flex;gap:20px;align-items:center;
  color:var(--muted);font-size:14px;
  border-top:1px solid var(--line);
  padding-top:10px;margin-top:4px;
  flex-wrap:wrap;
}
.act{color:var(--muted)}
.act:hover{color:var(--accent);text-decoration:none}

/* ---------- Delete button ---------- */
.del{
  background:transparent;
  color:var(--muted);
  border:1px solid var(--line);
  border-radius:8px;
  width:28px;height:28px;
  padding:0;
  font-size:14px;
  line-height:1;
  cursor:pointer;
  display:grid;place-items:center;
  transition:all .15s;
  align-self:auto;
  -webkit-tap-highlight-color:transparent;
}
.del:hover{
  background:var(--err-bg);
  border-color:var(--err-border);
  color:var(--err-fg);
}

/* ---------- Delete modal ---------- */
.modal-backdrop{
  position:fixed;inset:0;
  background:rgba(0,0,0,.6);
  backdrop-filter:blur(2px);
  -webkit-backdrop-filter:blur(2px);
  display:grid;place-items:center;
  z-index:100;
  padding:16px;
  padding-bottom:max(16px, env(safe-area-inset-bottom));
  animation:fadeIn .12s ease-out;
}
.modal{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:20px;
  width:100%;
  max-width:400px;
  display:flex;flex-direction:column;gap:10px;
  box-shadow:0 20px 60px rgba(0,0,0,.5);
  animation:popIn .15s ease-out;
}
.modal h3{margin:0;font-size:17px;font-weight:700}
.modal p{margin:0;color:var(--muted);font-size:14px;line-height:1.5}
.modal p strong{color:var(--fg);font-weight:600}
.modal-actions{
  display:flex;justify-content:flex-end;gap:8px;margin-top:8px;
}
.btn-ghost,.btn-danger{
  border:0;border-radius:999px;
  padding:8px 16px;
  font:inherit;font-weight:600;
  cursor:pointer;transition:all .15s;
  align-self:auto;
  min-height:40px;
  -webkit-tap-highlight-color:transparent;
}
.btn-ghost{
  background:transparent;color:var(--fg);
  border:1px solid var(--line);
}
.btn-ghost:hover{background:var(--card-2)}
.btn-danger{background:var(--danger);color:#fff}
.btn-danger:hover{background:var(--danger-hover)}

@keyframes fadeIn{from{opacity:0}to{opacity:1}}
@keyframes popIn{from{opacity:0;transform:scale(.96)}to{opacity:1;transform:scale(1)}}

/* ---------- Danger zone (erase all today) ---------- */
.danger-zone{
  margin-top:32px;
  padding-top:16px;
  border-top:1px solid var(--line);
}
.muted-note{
  margin-top:24px;
  color:var(--muted);
  font-size:13px;
  text-align:center;
}

/* ---------- Mobile ---------- */
@media (max-width:480px){
  .wrap{
    padding:16px 12px 48px;
    padding-left:max(12px, env(safe-area-inset-left));
    padding-right:max(12px, env(safe-area-inset-right));
    padding-bottom:max(48px, env(safe-area-inset-bottom));
  }
  h1{font-size:20px}
  .post{padding:14px}

  .recent li{
    flex-wrap:wrap;
    align-items:flex-start;
    gap:8px;
  }
  .recent a{
    flex:1 1 100%;
    white-space:normal;
    overflow:visible;
  }
  .recent .meta{
    white-space:normal;
    flex:1;
  }
  .recent .del{
    flex:0 0 auto;
  }

  .del{width:40px;height:40px;font-size:16px}

  .play{width:56px;height:56px;font-size:20px}

  .modal{padding:18px}
  .modal-actions{
    flex-direction:column;
    gap:10px;
  }
  .modal-actions .btn-ghost{order:1}
  .modal-actions .btn-danger{order:2}
  .modal-actions button{width:100%}
}