/* ===== 設計變數 ===== */
:root {
  /* 色彩 */
  --color-background: #fffaf5;
  --color-surface: #f4ebe3;
  --color-primary: #a47c6c;
  --color-secondary: #c9aa92;
  --color-heading: #463a35;
  --color-text: #675b55;
  --color-white: #ffffff;
  --color-line: #e5d8cc;

  /* 占位色卡漸層 */
  --ph-hero: linear-gradient(160deg, #d8bfa8 0%, #a47c6c 55%, #6e5245 100%);
  --ph-groom: linear-gradient(160deg, #b7c4cf 0%, #8fa3b3 60%, #6f8494 100%);
  --ph-bride: linear-gradient(160deg, #e8c4c4 0%, #d4a5a5 60%, #b98484 100%);
  --ph-story-1: linear-gradient(160deg, #f4ede4 0%, #e0d3c2 100%);
  --ph-story-2: linear-gradient(160deg, #f2ddc9 0%, #dcbc9d 100%);
  --ph-story-3: linear-gradient(160deg, #f0dadd 0%, #d9b3ba 100%);
  --ph-story-4: linear-gradient(160deg, #dde5da 0%, #b3c2ae 100%);
  --ph-gallery-1: linear-gradient(160deg, #ead9c9 0%, #cbab90 100%);
  --ph-gallery-2: linear-gradient(160deg, #dfe3e8 0%, #aeb9c4 100%);
  --ph-gallery-3: linear-gradient(160deg, #f0dede 0%, #ceabab 100%);
  --ph-gallery-4: linear-gradient(160deg, #e6e8dd 0%, #bcc4a9 100%);
  --ph-gallery-5: linear-gradient(160deg, #f3e6d3 0%, #d8bd9c 100%);
  --ph-gallery-6: linear-gradient(160deg, #e3dcea 0%, #b9adc9 100%);

  /* 字體 */
  --font-serif-en: "Cormorant Garamond", "Times New Roman", serif;
  --font-serif-tc: "Noto Serif TC", "PMingLiU", serif;
  --font-body: "Noto Serif TC", "Microsoft JhengHei", serif;

  /* 尺寸 */
  --container-max: 1080px;
  --section-gap: clamp(4.5rem, 10vw, 8rem);
  --radius: 14px;
  --shadow-soft: 0 12px 40px rgba(70, 58, 53, 0.1);

  /* 動畫 */
  --ease-soft: cubic-bezier(0.22, 0.61, 0.36, 1);
  --dur-reveal: 0.9s;
}