/* =====================
   Root Theme Variables
===================== */
:root {
  --accent: #a855f7;
  --accent-strong: #c084fc;
  --accent-soft: rgba(168, 85, 247, 0.2);

  --bg-main: #1e1e1e;
  --bg-panel: #2a2a3a;
  --bg-fade: rgba(255, 255, 255, 0.03);

  --text-main: #e0e0e0;
  --text-muted: #bfb2ff;
}

/* =====================
   Reset & Base
===================== */
* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background-color: var(--bg-main);
  background-image: url('/texture/bg-texture.png');
  background-repeat: repeat;
  font-family: 'Share Tech Mono', monospace;
  color: var(--text-main);
}

h1, h2, h3 {
  margin: 0;
  letter-spacing: 0.5px;
}

/* =====================
   Announcement Bar
===================== */
#announcementBar {
  font-size: 0.95rem;
  color: var(--text-main);
}

/* =====================
   Header
===================== */
header {
  display: flex;
  justify-content: center;
  padding: 30px 20px;
  background: linear-gradient(to bottom, #2a2a3a, #1e1e2a);
  border-bottom: 1px solid var(--accent-soft);
}

.center {
  text-align: center;
}

.center h1 {
  font-size: 2.4rem;
  color: var(--accent);
}

.center p {
  font-size: 1.1rem;
  color: var(--text-muted);
}

/* =====================
   Upload Form
===================== */
form {
  margin: 40px auto;
  text-align: center;
  width: 100%;
}

#upload {
  display: block;
  width: 80%;
  margin: 0 auto 30px;
  padding: 40px 0;
  color: var(--text-muted);
  background-color: var(--bg-fade);
  border: 2px dashed var(--accent);
  border-radius: 16px;
  font-size: 1rem;
  cursor: pointer;
  transition: all 0.3s ease;
}

#upload:hover {
  border-color: white;
  background-color: rgba(168, 85, 247, 0.05);
}

#upload input {
  display: none;
}

/* =====================
   Buttons
===================== */
button {
  padding: 12px 26px;
  border: 2px solid var(--accent);
  background-color: transparent;
  color: var(--accent);
  font-family: 'Share Tech Mono', monospace;
  cursor: pointer;
  border-radius: 8px;
  transition: 0.2s ease;
}

button:hover {
  background-color: var(--accent);
  color: #1e1e1e;
  box-shadow: 0 0 10px var(--accent-soft);
}

.horizontal {
  display: flex;
  justify-content: center;
  gap: 16px;
  margin-top: 10px;
}

/* =====================
   Upload Result Box
===================== */
#output {
  margin: 30px auto;
  padding: 20px;
  width: 80%;
  background: var(--bg-panel);
  border: 1px solid var(--accent-soft);
  border-radius: 12px;
  text-align: center;
}

/* =====================
   Public Wall
===================== */
#publicWall {
  margin-top: 60px;
  padding: 0 20px;
  text-align: center;
}

#publicWall h2 {
  color: var(--accent);
  margin-bottom: 20px;
}

.gallery {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  justify-content: center;
}

.preview {
  max-width: 200px;
  max-height: 200px;
  border: 1px solid #333;
  border-radius: 8px;
  object-fit: cover;
  background-color: #000;
}

/* =====================
   Links
===================== */
a {
  color: #9ec8ff;
  text-decoration: none;
}

a:hover {
  color: white;
  text-shadow: 0 0 6px var(--accent-soft);
}