@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800;900&display=swap');

:root {
  --osu-orange: #D73F09;
  --osu-black: #1a1a1a;
  --osu-white: #FFFFFF;
  --osu-grey: #f0f0f0;
  --osu-border: #e0e0e0;
  --text-main: #1a1a1a;
  --text-muted: #666666;
  --card-bg: #ffffff;
  --font-main: 'Outfit', sans-serif;
  --shadow: 0 4px 20px rgba(0,0,0,0.06);
  --transition: all 0.3s ease;
  --radius: 12px;
}

body.dark-mode {
  --osu-black: #111111;
  --osu-white: #ffffff;
  --osu-grey: #1a1a1a;
  --osu-border: #2d2d2d;
  --text-main: #f5f5f5;
  --text-muted: #bcbcbc;
  --card-bg: #1e1e1e;
  --shadow: 0 10px 40px rgba(0,0,0,0.3);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: var(--font-main);
  background: var(--osu-grey);
  color: var(--text-main);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

header {
  background: var(--osu-black);
  color: white;
  padding: 1rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.logo {
  font-size: 1.5rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  color: white;
  text-decoration: none;
}

.logo span {
  color: var(--osu-orange);
}

nav ul {
  display: flex;
  align-items: center;
  list-style: none;
  gap: 1.5rem;
}

nav a, nav button {
  color: white;
  text-decoration: none;
  font-weight: 600;
  transition: var(--transition);
  display: flex;
  align-items: center;
  cursor: pointer;
  background: transparent;
  border: none;
  opacity: 0.8;
}

nav a:hover, nav button:hover {
  opacity: 1;
  color: var(--osu-orange);
}

.hero {
  padding: 80px 1rem;
  background: var(--osu-black);
  color: white;
  text-align: center;
  margin-bottom: 3rem;
}

.hero h1 {
  font-size: 4rem;
  font-weight: 900;
  margin-bottom: 1rem;
  letter-spacing: -2px;
}

.hero p {
  font-size: 1.2rem;
  max-width: 600px;
  margin: 0 auto;
  opacity: 0.7;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.post-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 2rem;
  padding: 2rem 0 5rem;
}

.post-card {
  background: var(--card-bg);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: var(--transition);
  border: 1px solid var(--osu-border);
  display: flex;
  flex-direction: column;
  position: relative;
}

.post-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 12px 30px rgba(0,0,0,0.1);
}

.post-image {
  height: 200px;
  background-size: cover;
  background-position: center;
  border-bottom: 1px solid var(--osu-border);
  position: relative;
}

.post-content {
  padding: 1.5rem;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.post-title {
  font-size: 1.4rem;
  font-weight: 700;
  margin-bottom: 0.8rem;
  color: var(--text-main);
}

.post-excerpt {
  color: var(--text-muted);
  font-size: 0.95rem;
  margin-bottom: 1.5rem;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
  flex: 1;
}

.post-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8rem;
  color: #888;
  padding-top: 1rem;
  border-top: 1px solid var(--osu-border);
}

.btn {
  padding: 0.7rem 1.4rem;
  border-radius: 8px;
  font-weight: 700;
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: var(--transition);
  font-family: inherit;
}

.btn-primary {
  background: var(--osu-orange);
  color: white;
}

.btn-primary:hover {
  filter: brightness(1.2);
}

.icon-btn {
  width: 40px !important;
  height: 40px !important;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  border: 1px solid rgba(255,255,255,0.2);
  color: #ffffff !important;
  background: transparent;
  cursor: pointer;
  padding: 0 !important;
  box-sizing: border-box !important;
}

.icon-btn svg, nav a svg {
  stroke: #ffffff !important;
}

nav svg, .icon-btn svg {
  stroke: #ffffff !important;
  stroke-width: 2px !important;
  width: 22px !important;
  height: 22px !important;
  flex-shrink: 0 !important;
  display: block;
}

#sun-icon, #moon-icon {
  display: none !important;
}

body:not(.dark-mode) #moon-icon {
  display: block !important;
}

body.dark-mode #sun-icon {
  display: block !important;
}






.icon-btn:hover {
  border-color: var(--osu-orange);
  color: var(--osu-orange);
}

.editor-container {
  background: var(--card-bg);
  padding: 4rem;
  border-radius: 24px;
  border: 1px solid var(--osu-border);
  max-width: 1000px;
  margin: 4rem auto;
  box-shadow: var(--shadow);
}

.editor-header {
  margin-bottom: 3rem;
  text-align: center;
}

.editor-title-input {
  width: 100%;
  font-size: 2.5rem;
  font-weight: 800;
  border: none;
  background: transparent;
  color: var(--text-main);
  border-bottom: 2px solid var(--osu-border);
  padding-bottom: 1rem;
  margin-bottom: 2rem;
  font-family: inherit;
  outline: none;
  transition: var(--transition);
}

.editor-title-input:focus {
  border-color: var(--osu-orange);
}

.form-group label {
  display: block;
  font-weight: 700;
  margin-bottom: 0.8rem;
  color: var(--osu-orange);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 1px;
}

#editor {
  height: 500px;
  border-radius: 0 0 12px 12px;
  background: var(--osu-white);
  color: #1a1a1a;
  border-color: var(--osu-border);
}

body.dark-mode #editor {
  background: #252525;
  color: #eeeeee;
}

body.dark-mode .ql-editor.ql-blank::before {
  color: #888888;
}

.ql-toolbar {
  border-radius: 12px 12px 0 0;
  border-color: var(--osu-border) !important;
  background: var(--osu-grey);
}

body.dark-mode .ql-toolbar {
  background: #1a1a1a;
}

body.dark-mode .ql-snow .ql-stroke {
  stroke: #ffffff;
}

body.dark-mode .ql-snow .ql-fill {
  fill: #ffffff;
}

body.dark-mode .ql-snow .ql-picker {
  color: #ffffff;
}

body.dark-mode .ql-snow .ql-picker-options {
  background-color: #1a1a1a;
  border-color: #333333;
}

body.dark-mode .ql-snow .ql-picker-item {
  color: #eeeeee;
}

.ql-editor pre, .rich-content pre {
  background-color: #2b2b2b !important;
  color: #f8f8f2 !important;
  padding: 1.5rem !important;
  border-radius: 8px !important;
  font-family: 'Courier New', Courier, monospace !important;
  margin: 1.5rem 0 !important;
  overflow-x: auto !important;
}

.ql-editor code, .rich-content code {
  background-color: rgba(215, 63, 19, 0.1) !important;
  color: var(--osu-orange) !important;
  padding: 0.2rem 0.4rem !important;
  border-radius: 4px !important;
  font-family: monospace !important;
}

.ql-editor table, .rich-content table {
  width: 100%;
  border-collapse: collapse;
  margin: 2rem 0;
  border: 1px solid var(--osu-border);
}

.ql-editor th, .ql-editor td, .rich-content th, .rich-content td {
  border: 1px solid #444444 !important;
  padding: 1rem;
  text-align: left;
  min-width: 50px;
}

body:not(.dark-mode) .ql-editor th, 
body:not(.dark-mode) .ql-editor td,
body:not(.dark-mode) .rich-content th,
body:not(.dark-mode) .rich-content td {
  border: 1px solid #cccccc !important;
}

.ql-editor th, .rich-content th {
  background: var(--osu-grey);
  font-weight: 800;
  color: var(--osu-orange);
  text-transform: uppercase;
  font-size: 0.8rem;
}

.rich-content a {
  color: var(--osu-orange);
  text-decoration: underline;
  font-weight: 600;
}

.rich-content a:hover {
  filter: brightness(1.2);
}

.rich-content img {
  max-width: 100%;
  height: auto;
  border-radius: 8px;
  display: block;
  margin: 2rem 0;
}

.rich-content ul, .rich-content ol {
  padding-left: 2rem;
  margin-bottom: 1.5rem;
}

.rich-content li {
  margin-bottom: 0.5rem;
}

.ql-toolbar button, .ql-toolbar .ql-picker {
  border: 1px solid var(--osu-border) !important;
  border-radius: 6px !important;
  margin-right: 4px !important;
  background: rgba(255,255,255,0.05) !important;
  transition: var(--transition) !important;
  display: inline-flex !important;
  align-items: center !important;
  justify-content: center !important;
  color: var(--text-main) !important;
}

body.dark-mode .ql-toolbar button, 
body.dark-mode .ql-toolbar .ql-picker {
  background: rgba(255,255,255,0.03) !important;
  border-color: #333 !important;
}

.ql-toolbar button:hover, .ql-toolbar .ql-picker:hover {
  border-color: var(--osu-orange) !important;
  background: rgba(215, 63, 19, 0.1) !important;
  color: var(--osu-orange) !important;
}

.ql-toolbar button svg .ql-stroke {
  stroke: var(--text-main) !important;
}

body.dark-mode .ql-toolbar button svg .ql-stroke {
  stroke: #ffffff !important;
}

.ql-beaver-table::after { content: "📊 Table"; }
.ql-beaver-row::after { content: "+R"; }
.ql-beaver-del-row::after { content: "-R"; }
.ql-beaver-col::after { content: "+C"; }
.ql-beaver-del-col::after { content: "-C"; }

.ql-beaver-table, .ql-beaver-row, .ql-beaver-del-row, .ql-beaver-col, .ql-beaver-del-col {
  width: auto !important;
  min-width: 32px !important;
  height: 24px !important;
  padding: 0 8px !important;
  font-weight: 700 !important;
  font-size: 0.75rem !important;
  flex-shrink: 0 !important;
}




body.dark-mode .ql-beaver-table,
body.dark-mode .ql-beaver-row,
body.dark-mode .ql-beaver-col {
  color: #ffffff !important;
}

.tag-chip {
  background: rgba(215, 63, 19, 0.1);
  color: var(--osu-orange);
  padding: 0.25rem 0.75rem;
  border-radius: 100px;
  font-size: 0.7rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  transition: var(--transition);
}

.tag-chip:hover {
  background: var(--osu-orange);
  color: white;
}

body.dark-mode .tag-chip {
  background: rgba(215, 63, 19, 0.2);
}

.series-label {
  position: absolute;
  top: 1rem;
  left: 1rem;
  background: var(--osu-orange);
  color: white;
  padding: 0.4rem 0.8rem;
  border-radius: 4px;
  font-size: 0.65rem;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 1px;
  box-shadow: 0 4px 12px rgba(215, 63, 19, 0.3);
  z-index: 10;
}

.post-likes-badge {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background: rgba(0,0,0,0.7);
  backdrop-filter: blur(8px);
  color: #ffffff !important;
  padding: 0.5rem 0.8rem;
  border-radius: 100px;
  font-size: 0.75rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  gap: 0.4rem;
  border: 1px solid rgba(255,255,255,0.1);
  cursor: pointer;
  transition: var(--transition);
  z-index: 10;
}

.post-likes-badge:hover {
  transform: scale(1.1);
  background: var(--osu-orange);
  border-color: var(--osu-orange);
}







footer {
  background: var(--osu-black);
  color: white;
  padding: 3rem 0;
  text-align: center;
  margin-top: auto;
}

.setup-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.8);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
}

.setup-card {
  background: var(--card-bg);
  padding: 3rem;
  border-radius: 12px;
  max-width: 450px;
  width: 90%;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(15px); }
  to { opacity: 1; transform: translateY(0); }
}

.fade-in {
  animation: fadeIn 0.5s ease forwards;
}