/* ==========================================================================
   FILE: css/scrapbook.css
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Caveat:wght@400;700&family=Permanent+Marker&display=swap');
@import url('https://fonts.googleapis.com/css2?family=Be+Vietnam+Pro:wght@400;600;700;800&family=Imperial+Script&display=swap');

@font-face {
  font-family: "iCiel Brush Up";
  src: url("../fonts/iCielBrushUp.woff2") format("woff2"),
    url("../fonts/iCielBrushUp.woff") format("woff"),
    url("../fonts/iCiel-Brush-Up.otf") format("opentype");
  font-weight: normal;
  font-style: normal;
}

@font-face {
  font-family: 'Gladiola';
  src: url('../fonts/Gladiola.ttf') format('truetype');
  font-weight: normal;
  font-style: normal;
}

.scrapbook-page {
  background: var(--secondary);
}

.scrapbook-container {
  max-width: 1440px;
  margin: 0 auto;
  padding: 40px 24px;
  display: flex;
  gap: 30px;
  align-items: flex-start;
}

/* --- BẢNG ĐIỀU KHIỂN --- */
.editor-panel {
  flex: 0 0 340px;
  background: #ffffff;
  border-radius: 20px;
  padding: 24px;
  box-shadow: 0 10px 30px rgba(0,0,0,0.08);
  position: sticky;
  top: 90px;
  max-height: calc(100vh - 120px);
  overflow-y: auto;
}

.panel-header h2 { font-size: 20px; color: var(--primary); margin: 0 0 8px; }
.panel-header p { font-size: 13px; color: #666; margin-bottom: 20px; line-height: 1.4; }

.control-group { margin-bottom: 18px; }
.control-group label { display: block; font-size: 11px; font-weight: 800; color: #333; margin-bottom: 8px; text-transform: uppercase; letter-spacing: 0.5px; }
.control-group input[type="text"], .control-group textarea {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid #ccc;
  border-radius: 8px;
  font-family: inherit;
  font-size: 14px;
}

/* Bộ chuyển bố cục Ngang / Dọc */
.layout-switch {
  display: flex;
  gap: 10px;
}
.btn-layout {
  flex: 1;
  padding: 10px;
  border: 1px solid #ccc;
  background: #fff;
  border-radius: 8px;
  font-weight: 700;
  font-size: 12px;
  cursor: pointer;
  transition: all 0.3s ease;
}
.btn-layout.active {
  background: #4ab362;
  color: #fff;
  border-color: #4ab362;
}

/* Thay đổi ảnh nền button */
.bg-upload-btn {
  background: #f1f8e9 !important;
  border: 1px dashed #4ab362 !important;
  justify-content: center;
  padding: 12px !important;
}

/* Bộ chọn phụ kiện trang trí bổ sung */
.decor-selector {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px;
}
.decor-option {
  border: 1px solid #e0e0e0;
  border-radius: 10px;
  padding: 10px 6px;
  text-align: center;
  cursor: pointer;
  background: #fdfdfd;
  transition: all 0.2s ease;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}
.decor-option:hover {
  border-color: #4ab362;
  background: #f1f8e9;
}
.decor-option.active {
  border-color: #4ab362;
  background: #e8f5e9;
  box-shadow: inset 0 0 4px rgba(74,179,98,0.2);
}
.decor-option i { font-size: 16px; color: #555; }
.decor-option.active i { color: #4ab362; }
.decor-option span { font-size: 10px; color: #444; font-weight: 700; }

.upload-item {
  background: #f8f9fa;
  border: 1px dashed #bbb;
  border-radius: 10px;
  padding: 12px;
  margin-bottom: 12px;
}

.file-label {
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  font-weight: 600;
  font-size: 13px;
  color: var(--primary);
  margin-bottom: 10px;
}
.file-label input { display: none; }

.zoom-control {
  display: flex;
  align-items: center;
  gap: 8px;
  color: #666;
}
.zoom-control input[type="range"] { flex: 1; accent-color: var(--primary); }

.btn-download {
  width: 100%;
  padding: 14px;
  background: #2e7d32;
  color: #fff;
  border: none;
  border-radius: 10px;
  font-size: 14px;
  font-weight: 800;
  cursor: pointer;
  margin-top: 10px;
  transition: 0.3s;
  font-family: 'Be Vietnam Pro', sans-serif;
}
.btn-download:hover { background: #1b5e20; }

/* --- CANVAS CHÍNH --- */
.canvas-zone {
  flex: 1;
  display: flex;
  justify-content: center;
  overflow-x: auto;
}

#scrapbook-canvas {
  position: relative;
  overflow: hidden;
  background: #ffffff;
  box-shadow: 0 20px 40px rgba(0,0,0,0.2);
  transition: width 0.4s ease, height 0.4s ease;
}

/* ĐỊNH DẠNG HÌNH HỌC THEO BỐ CỤC */
#scrapbook-canvas.layout-horizontal {
  width: 1000px;
  height: 562px;
}
#scrapbook-canvas.layout-vertical {
  width: 680px;
  height: 880px;
}

.canvas-bg {
  position: absolute;
  inset: 0;
  overflow: hidden; /* Quan trọng: Cắt phần ảnh nền thừa khi zoom to */
  background: #c5e1a5; /* Nền xanh nhạt dự phòng nếu ảnh load chậm */
  z-index: 0;
}

/* Đảm bảo ảnh nền luôn bao phủ tối thiểu toàn bộ khung ban đầu */
#bg-img {
  min-width: 100%;
  min-height: 100%;
  object-fit: cover; 
}

.slide-divider {
  position: absolute;
  top: 0; bottom: 0; left: 50%;
  width: 1px;
  background: rgba(255,255,255,0.4);
  z-index: 1;
  border-left: 1px dashed rgba(0,0,0,0.15);
}

/* Các cấu thành có khả năng kéo thả tự do */
.decor-movable {
  position: absolute;
  cursor: grab;
}
.decor-movable:active { cursor: grabbing; }

.img-crop-window {
  width: 100%;
  height: 100%;
  position: relative;
  overflow: hidden;
  background: #eee;
}

.draggable-img {
  position: absolute; top: 0; left: 0;
  width: 100%; height: auto;
  cursor: grab; transform-origin: top left;
}

/* CHỮ CẮT BÁO (TORN WORDS) */
.torn-words-container {
  position: absolute;
  top: 30px; left: 30px;
  z-index: 10;
  line-height: 1.8;
}
.torn-word {
  background: #f4ecd8;
  color: #2c2c2c;
  font-family: 'Courier New', monospace;
  font-weight: bold;
  font-size: 14px;
  padding: 4px 8px;
  margin: 0 2px;
  border-radius: 2px;
  display: inline-block;
  box-shadow: 1px 1px 3px rgba(0,0,0,0.2);
  letter-spacing: 1px;
}

/* TIÊU ĐỀ */
.decor-title {
  position: absolute;
  bottom: 30px; left: 50px;
  font-family: 'iCiel Brush Up', cursive;
  font-size: 56px;
  color: #fff;
  text-shadow: 2px 2px 0px #424242, 3px 3px 8px rgba(0,0,0,0.4);
  transform: rotate(-4deg);
  z-index: 15;
}

/* MUSIC WIDGET SPOTIFY STYLE */
.music-widget {
  top: 100px; left: 50px;
  width: 180px;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(8px);
  border-radius: 16px;
  padding: 14px;
  box-shadow: 0 8px 25px rgba(0,0,0,0.12);
  z-index: 8;
  transform: rotate(-2deg);
}
.music-cover {
  width: 100%; aspect-ratio: 1;
  border-radius: 8px; overflow: hidden;
  margin-bottom: 12px;
  box-shadow: 0 4px 10px rgba(0,0,0,0.1);
}
.music-info h4 { margin: 0; font-size: 13px; color: #333; font-weight: 800; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.music-info p { margin: 2px 0 10px; font-size: 10px; color: #777; }
.progress-bar { height: 4px; background: #e0e0e0; border-radius: 2px; position: relative; margin-bottom: 4px; }
.progress-bar::after { content: ''; position: absolute; left: 0; top: 0; height: 100%; width: 45%; background: #2e7d32; border-radius: 2px; }
.progress-time { display: flex; justify-content: space-between; font-size: 9px; color: #888; font-family: monospace; margin-bottom: 8px; }
.music-controls { display: flex; justify-content: center; align-items: center; gap: 16px; color: #444; font-size: 14px; }
.music-controls .play-btn { font-size: 26px; color: #2e7d32; }

/* MAC OS WINDOW */
.mac-window {
  top: 140px; left: 260px;
  width: 320px; height: 230px;
  background: #fff;
  border-radius: 8px;
  box-shadow: 0 12px 30px rgba(0,0,0,0.15);
  border: 1px solid #e0e0e0;
  display: flex; flex-direction: column;
  z-index: 7;
  transform: rotate(3deg);
}
.mac-header {
  height: 24px; background: #f0f0f0;
  border-radius: 8px 8px 0 0;
  display: flex; align-items: center;
  padding: 0 10px; gap: 6px;
  border-bottom: 1px solid #e0e0e0;
}
.mac-dot { width: 10px; height: 10px; border-radius: 50%; }
.dot-red { background: #ff5f56; } .dot-yellow { background: #ffbd2e; } .dot-green { background: #27c93f; }
.mac-title { margin-left: auto; margin-right: auto; font-size: 10px; color: #888; font-weight: 600; padding-right: 40px; }
.mac-body { flex: 1; padding: 8px; }
.mac-body .img-crop-window { border-radius: 4px; }

/* GIẤY NOTE KẺ NGANG */
.lined-paper-note {
  top: 40px; right: 100px;
  width: 260px; min-height: 140px;
  background-color: #fffdf2;
  background-image: repeating-linear-gradient(transparent, transparent 27px, #90caf9 27px, #90caf9 28px);
  padding: 35px 20px 20px 25px;
  box-shadow: 2px 6px 15px rgba(0,0,0,0.12);
  transform: rotate(2deg);
  z-index: 6;
}
.lined-paper-note::before {
  content: ''; position: absolute;
  top: 0; bottom: 0; left: 20px; width: 2px;
  background: #ef9a9a; opacity: 0.7;
}
.lined-paper-note p {
  font-family: 'Imperial Script', 'Caveat', cursive;
  font-size: 26px; color: #1a1a1a;
  line-height: 28px;
  margin: 0; position: relative; z-index: 2;
}
.silver-clip {
  position: absolute;
  top: -25px; left: 50%;
  transform: translateX(-50%) rotate(-5deg);
  width: 24px; height: 60px;
  z-index: 10;
  filter: drop-shadow(1px 2px 2px rgba(0,0,0,0.3));
}

/* KHUNG POLAROID */
.polaroid-card {
  background: #fff;
  padding: 12px 12px 45px 12px;
  box-shadow: 2px 8px 25px rgba(0,0,0,0.2);
}
.pos-modern {
  width: 240px; height: 280px;
  bottom: 40px; right: 140px;
  transform: rotate(-6deg);
  z-index: 9;
}
.polaroid-caption {
  font-family: 'iCiel Brush Up', cursive;
  text-align: center; font-size: 20px;
  margin: 15px 0 0; color: #333; font-weight: 700;
}

/* WASHI TAPE TRONG SUỐT */
.washi-tape {
  position: absolute;
  height: 30px;
  background: rgba(225, 245, 254, 0.6);
  backdrop-filter: blur(2px);
  border-left: 2px dashed rgba(255,255,255,0.5);
  border-right: 2px dashed rgba(255,255,255,0.5);
  box-shadow: 0 1px 3px rgba(0,0,0,0.05);
  z-index: 20;
}
.tape-1 { width: 90px; top: -10px; left: -20px; transform: rotate(-45deg); background: rgba(255, 236, 179, 0.6); }
.tape-2 { width: 100px; top: -12px; left: 50%; transform: translateX(-50%) rotate(4deg); }

/* STICKER NGÔI SAO */
.star-cute {
  color: #ffca28;
  filter: drop-shadow(1px 2px 3px rgba(0,0,0,0.2));
  z-index: 12;
}
.star-1 { top: 120px; left: 230px; font-size: 32px; transform: rotate(-15deg); }
.star-2 { bottom: 80px; right: 380px; font-size: 44px; transform: rotate(20deg); }
.star-3 { top: 30px; right: 60px; font-size: 24px; transform: rotate(45deg); }

/* --- ĐỊNH DẠNG CHI TIẾT CÁC PHỤ KIỆN TRANG TRÍ MỚI --- */
.decor-flower { top: 50px; left: 450px; font-size: 24px; z-index: 14; }
.decor-ribbon { top: 320px; left: 120px; font-size: 40px; z-index: 14; }
.decor-owl { bottom: 60px; right: 400px; font-size: 45px; z-index: 14; filter: drop-shadow(2px 4px 6px rgba(0,0,0,0.15)); }
.decor-pearl { top: 220px; left: 30px; font-size: 18px; z-index: 13; color: rgba(255,255,255,0.85); text-shadow: 1px 1px 2px rgba(0,0,0,0.2); }

/* TỰ ĐỘNG SẮP XẾP LẠI KHI CHUYỂN QUA BỐ CỤC DỌC (VERTICAL) */
#scrapbook-canvas.layout-vertical .slide-divider {
  top: 50%; bottom: auto; left: 0; right: 0;
  width: 100%; height: 1px;
  border-left: none; border-top: 1px dashed rgba(0,0,0,0.15);
}
#scrapbook-canvas.layout-vertical .mac-window { top: 40px; left: 40px; }
#scrapbook-canvas.layout-vertical .music-widget { top: 300px; left: 40px; }
#scrapbook-canvas.layout-vertical .lined-paper-note { top: 40px; right: 40px; }
#scrapbook-canvas.layout-vertical .polaroid-card.pos-modern { bottom: 60px; right: 40px; }
#scrapbook-canvas.layout-vertical .decor-title { bottom: 40px; left: 40px; font-size: 46px; }
#scrapbook-canvas.layout-vertical .torn-words-container { top: 20px; left: 40px; }

/* --- KHO CHỌN STICKER --- */
.icon-picker {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  max-height: 160px;
  overflow-y: auto;
  border: 1px solid #e0e0e0;
  padding: 10px;
  border-radius: 10px;
  background: #fdfdfd;
}

/* Tùy chỉnh thanh cuộn cho đẹp */
.icon-picker::-webkit-scrollbar { width: 6px; }
.icon-picker::-webkit-scrollbar-thumb { background: #ccc; border-radius: 10px; }

.icon-btn {
  width: 38px;
  height: 38px;
  border: 1px solid #ddd;
  background: #fff;
  border-radius: 8px;
  cursor: pointer;
  font-size: 18px;
  color: #555;
  transition: all 0.2s ease;
  display: flex;
  align-items: center;
  justify-content: center;
}
.icon-btn:hover {
  background: #4ab362;
  color: #fff;
  border-color: #4ab362;
  transform: translateY(-2px);
  box-shadow: 0 4px 8px rgba(74, 179, 98, 0.3);
}

/* STICKER ĐỘNG TRÊN CANVAS */
.dynamic-sticker {
  position: absolute;
  font-size: 40px; /* Kích thước mặc định của sticker */
  cursor: grab;
  z-index: 50;
  filter: drop-shadow(2px 4px 6px rgba(0,0,0,0.2));
  transition: transform 0.2s;
}
.dynamic-sticker:active {
  cursor: grabbing;
  transform: scale(1.1); /* Phóng to nhẹ khi đang cầm kéo */
}

/* --- KHUNG CHỌN STICKER KIỂU FB/INSTA --- */
.sticker-wrapper {
  position: absolute;
  display: inline-block;
  cursor: grab;
  z-index: 50;
  padding: 10px; /* Khoảng cách từ icon ra viền */
  border: 1.5px dashed transparent; /* Mặc định ẩn viền */
  transform-origin: center;
  transition: border 0.2s ease, background 0.2s ease;
}

/* Khi được click (Active) */
.sticker-wrapper.active {
  border-color: #4ab362;
  background: rgba(255, 255, 255, 0.15);
}
.sticker-wrapper:active {
  cursor: grabbing;
}

.sticker-icon {
  font-size: 40px; /* Size mặc định */
  line-height: 1;
  filter: drop-shadow(2px 4px 6px rgba(0,0,0,0.2));
  pointer-events: none; /* Tránh cấn chuột khi kéo thả */
}

/* Nút Xóa (Góc trên trái) */
.sticker-delete {
  position: absolute;
  top: -12px; left: -12px;
  width: 24px; height: 24px;
  background: #ff5f56;
  color: white;
  border-radius: 50%;
  display: none;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  cursor: pointer;
  box-shadow: 0 2px 4px rgba(0,0,0,0.2);
}

/* Nút Thu Phóng (Góc dưới phải) */
.sticker-resize {
  position: absolute;
  bottom: -12px; right: -12px;
  width: 24px; height: 24px;
  background: #fff;
  border: 2.5px solid #4ab362;
  border-radius: 50%;
  display: none;
  cursor: nwse-resize; /* Trỏ chuột hình chéo */
  box-shadow: 0 2px 4px rgba(0,0,0,0.2);
}

/* Chỉ hiện nút điều khiển khi sticker đang được Active */
.sticker-wrapper.active .sticker-delete,
.sticker-wrapper.active .sticker-resize {
  display: flex;
}

/* --- BỘ CHỌN MÀU STICKER --- */
.sticker-color-picker {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
  background: #f8f9fa;
  padding: 8px 12px;
  border-radius: 8px;
  border: 1px solid #eee;
}

.sticker-color-picker label {
  font-size: 12px;
  font-weight: 700;
  color: #555;
  margin: 0 !important; 
  text-transform: none !important;
}

.sticker-color-picker input[type="color"] {
  width: 36px;
  height: 36px;
  padding: 2px;
  border: 1px solid #ddd;
  border-radius: 6px;
  cursor: pointer;
  background: #fff;
  transition: 0.2s;
}

.sticker-color-picker input[type="color"]:hover {
  border-color: #4ab362;
}