:root {
  --bg-color: #0d1117;
  --text-color: #58a6ff;
  --accent-color: #ff7b72; /* Red */
  --success-color: #3fb950; /* Green */
  --border-color: #30363d;
  --term-font: 'Courier New', Courier, monospace;
}

body {
  background-color: var(--bg-color);
  color: var(--text-color);
  font-family: var(--term-font);
  margin: 0;
  padding: 0;
  line-height: 1.6;
  overflow-x: hidden;
}

.container {
  max-width: 800px;
  margin: 0 auto;
  padding: 2rem;
  position: relative;
  z-index: 10;
}

/* Header & ASCII Art */
header {
  text-align: center;
  margin-bottom: 3rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--border-color);
}

h1 {
  color: var(--accent-color);
  text-shadow: 0 0 10px rgba(255, 123, 114, 0.5);
}

.ascii-art {
  color: var(--success-color);
  font-size: 14px;
  white-space: pre;
  line-height: 1.2;
  margin: 20px 0;
  font-weight: bold;
  text-shadow: 0 0 5px var(--success-color);
}

/* Sections */
section {
  margin-bottom: 3rem;
  background: rgba(22, 27, 34, 0.8);
  padding: 1.5rem;
  border: 1px solid var(--border-color);
  border-radius: 6px;
}

section ul, section ol {
  padding-left: 1.5rem;
  margin: 1rem 0;
}

section li {
  margin-bottom: 0.5rem;
}

h2 {
  color: #e6edf3;
  border-left: 4px solid var(--success-color);
  padding-left: 10px;
  margin-top: 0;
}

/* Links */
a {
    color: #fff;
    text-decoration: underline;
}

/* Code Blocks */
code {
  background: rgba(110, 118, 129, 0.4);
  padding: 0.2em 0.4em;
  border-radius: 3px;
  font-size: 0.9em;
  color: #e6edf3;
}

pre {
  background: #010409;
  padding: 1rem;
  overflow-x: auto;
  border-radius: 6px;
  border: 1px solid var(--border-color);
  color: #c9d1d9;
}

/* Steps */
.step {
  display: flex;
  align-items: flex-start;
  margin-bottom: 1.5rem;
}

.step-num {
  background: var(--accent-color);
  color: #fff;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-right: 15px;
  flex-shrink: 0;
  font-weight: bold;
}

#submitter-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    justify-content: center;
    gap: 10px;
    margin-top: 15px;
    font-size: 0.9em;
    text-align: center;
}

.gift-card {
    background: rgba(22, 27, 34, 0.8);
    border: 1px solid var(--border-color);
    padding: 10px;
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: all 0.3s ease;
    cursor: default;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
    min-width: 0; /* Important for grid to shrink items */
}

.gift-card:hover {
    transform: translateY(-3px);
    border-color: var(--success-color);
    box-shadow: 0 5px 15px rgba(63, 185, 80, 0.2);
}

.gift-card .icon {
    font-size: 1.2em;
    flex-shrink: 0;
}

.gift-card .name {
    font-family: var(--term-font);
    color: #e6edf3;
    font-size: 0.9em;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* Footer */
footer {
  text-align: center;
  margin-top: 4rem;
  padding: 2rem;
  color: #8b949e;
  font-size: 0.8rem;
}

/* Snow Effect */
.snowflake {
  color: #fff;
  font-size: 1em;
  font-family: Arial;
  text-shadow: 0 0 1px #000;
  position: fixed;
  top: -10%;
  z-index: 1;
  user-select: none;
  cursor: default;
  animation-name: snowflakes-fall, snowflakes-shake;
  animation-duration: 10s, 3s;
  animation-timing-function: linear, ease-in-out;
  animation-iteration-count: infinite, infinite;
  animation-play-state: running, running;
}

/* Language Switcher */
.lang-switch {
  position: fixed;
  top: 20px;
  right: 20px;
  z-index: 100;
  display: flex;
  gap: 10px;
}

.lang-btn {
  background: rgba(22, 27, 34, 0.8);
  border: 1px solid var(--border-color);
  color: var(--text-color);
  padding: 5px 10px;
  cursor: pointer;
  font-family: var(--term-font);
  font-size: 0.9em;
  border-radius: 4px;
  transition: all 0.2s;
}

.lang-btn:hover {
  border-color: var(--text-color);
  background: rgba(48, 54, 61, 0.8);
}

.lang-btn.active {
  background: var(--success-color);
  color: #0d1117;
  border-color: var(--success-color);
  font-weight: bold;
}

@keyframes snowflakes-fall {
  0% {
    top: -10%;
  }
  100% {
    top: 100%;
  }
}

@keyframes snowflakes-shake {
  0% {
    transform: translateX(0px);
  }
  50% {
    transform: translateX(80px);
  }
  100% {
    transform: translateX(0px);
  }
}

/* Generate different positions/delays for snowflakes via Nth-child in CSS is tedious, 
   usually handled by JS, but we can hardcode a few for pure CSS effect */
.snowflake:nth-of-type(1) {
  left: 1%;
  animation-delay: 0s, 0s;
}
.snowflake:nth-of-type(2) {
  left: 10%;
  animation-delay: 1s, 1s;
}
.snowflake:nth-of-type(3) {
  left: 20%;
  animation-delay: 6s, 0.5s;
}
.snowflake:nth-of-type(4) {
  left: 30%;
  animation-delay: 4s, 2s;
}
.snowflake:nth-of-type(5) {
  left: 40%;
  animation-delay: 2s, 2s;
}
.snowflake:nth-of-type(6) {
  left: 50%;
  animation-delay: 8s, 3s;
}
.snowflake:nth-of-type(7) {
  left: 60%;
  animation-delay: 6s, 2s;
}
.snowflake:nth-of-type(8) {
  left: 70%;
  animation-delay: 2.5s, 1s;
}
.snowflake:nth-of-type(9) {
  left: 80%;
  animation-delay: 1s, 0s;
}
.snowflake:nth-of-type(10) {
  left: 90%;
  animation-delay: 3s, 1.5s;
}