:root {
  --purple: #7C3AED;
  --purple-light: #8B5CF6;
  --purple-dark: #6D28D9;
  --purple-bg: #F5F3FF;
  --coral: #FF7B7B;
  --orange: #FFB347;
  --bg: #FFF8F5;
  --card: #ffffff;
  --card-alt: #FDFAFA;
  --input-bg: #F5F0FF;
  --border: #EDE9FE;
  --text: #3D2E5C;
  --text-muted: #8B7AA8;
  --text-light: #B8A9D4;
  --shadow: 0 4px 20px rgba(124,58,237,0.06);
  --shadow-lg: 0 8px 32px rgba(124,58,237,0.1);
  --radius: 16px;
  --radius-lg: 24px;
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --z-base: 0;
  --z-dropdown: 100;
  --z-overlay: 200;
  --z-modal: 300;
}

*{margin:0;padding:0;box-sizing:border-box}
body{font-family:'Nunito',-apple-system,BlinkMacSystemFont,sans-serif;background:var(--bg);color:var(--text);min-height:100vh;line-height:1.5}
:focus-visible{outline:2px solid var(--purple);outline-offset:2px;transition:none}
.app{max-width:520px;margin:0 auto;padding:20px;min-height:100vh;display:flex;flex-direction:column}

/* ── Header ── */
.header{display:flex;align-items:center;gap:16px;margin-bottom:20px;padding-top:8px}
.header-mascot{width:60px;height:60px;border-radius:50%;border:3px solid var(--border);box-shadow:var(--shadow)}
.header h1{font-size:28px;font-weight:900;color:var(--text)}
.header p{font-size:13px;color:var(--text-muted)}

/* ── Steps bar ── */
.steps-bar{display:flex;align-items:center;justify-content:center;margin-bottom:24px;gap:0}
.step-dot{width:28px;height:28px;border-radius:50%;background:var(--border);color:var(--text-light);font-size:13px;font-weight:800;display:flex;align-items:center;justify-content:center;transition:all .3s}
.step-dot.active{background:var(--purple);color:#fff;transform:scale(1.15)}
.step-line{width:40px;height:3px;background:var(--border);border-radius:2px;transition:background .3s}
.step-line.active{background:var(--purple)}

/* ── Section ── */
.section{margin-bottom:20px}
.section-title{font-size:15px;font-weight:800;margin-bottom:10px;color:var(--text)}

/* ── Theme Grid ── */
.theme-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(90px,1fr));gap:10px}
.theme-card{background:var(--purple-bg);border-radius:var(--radius);padding:16px 8px;text-align:center;cursor:pointer;border:3px solid transparent;transition:all .2s;color:var(--text)}
.theme-card .emoji{font-size:28px;display:block;margin-bottom:4px}
.theme-card .name{font-size:13px;font-weight:700}
.theme-card:hover{transform:translateY(-2px)}
.theme-card.active{border-color:var(--coral);transform:scale(0.95)}

/* ── Style Strip ── */
.style-strip{display:flex;gap:10px}
.style-card{flex:1;display:flex;flex-direction:column;align-items:center;gap:6px;padding:14px 4px;border-radius:var(--radius);background:var(--card);border:3px solid transparent;cursor:pointer;box-shadow:var(--shadow);transition:all .2s}
.style-card .preview{width:50px;height:50px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:26px}
.style-card .name{font-size:12px;font-weight:700}
.style-card:hover{transform:translateY(-2px)}
.style-card.active{border-color:var(--purple);background:var(--purple-bg);box-shadow:0 6px 24px rgba(124,58,237,0.12)}
.scrayon{background:#FEF3C7}
.swatercolor{background:#DBEAFE}
.scollage{background:#F3E8FF}
.sinkwash{background:#F5F5F4}
.ssketch{background:#D1FAE5}

/* ── Layout Strip ── */
.layout-strip{display:flex;gap:10px}
.layout-card{flex:1;display:flex;flex-direction:column;align-items:center;gap:4px;padding:14px;border-radius:var(--radius);background:var(--card);border:3px solid transparent;cursor:pointer;box-shadow:var(--shadow);transition:all .2s}
.layout-card .icon{font-size:36px}
.layout-card .name{font-size:13px;font-weight:700}
.layout-card:hover{transform:translateY(-2px)}
.layout-card.active{border-color:var(--purple);background:var(--purple-bg)}

/* ── Input ── */
.input-wrap{position:relative}
.input-wrap textarea{width:100%;background:var(--input-bg);border:3px solid var(--border);border-radius:var(--radius);padding:14px;color:var(--text);font-size:15px;font-family:inherit;resize:none;height:80px;transition:border-color .2s}
.input-wrap textarea:focus{outline:none;border-color:var(--purple)}
.input-wrap .char-count{position:absolute;bottom:10px;right:14px;font-size:12px;color:var(--text-light)}

/* ── Button ── */
.btn-gen{width:100%;padding:16px;border:none;border-radius:60px;background:var(--purple);color:#fff;font-size:20px;font-weight:800;cursor:pointer;transition:all .2s;box-shadow:0 8px 28px rgba(124,58,237,0.2);margin-bottom:20px}
.btn-gen:hover{transform:translateY(-2px);box-shadow:0 10px 32px rgba(124,58,237,0.25)}
.btn-gen:active{transform:scale(0.97)}
.btn-gen:disabled{opacity:.5;cursor:not-allowed;transform:none}

/* ── Result ── */
.result-area{margin-top:20px;flex:1}
.result-area.hidden{display:none}
.result-card{background:var(--card);border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-lg)}
.result-head{display:flex;align-items:center;gap:10px;padding:16px 20px;background:var(--purple-bg);font-size:18px;font-weight:800}
.result-mascot{width:40px;height:40px;border-radius:50%}
.result-img{width:100%;display:block}
.result-actions{display:flex;gap:10px;padding:16px 20px;border-top:1px solid var(--border)}
.result-actions .btn{flex:1;padding:12px;border-radius:40px;border:none;font-size:15px;font-weight:700;cursor:pointer;text-align:center;transition:all .2s}
.btn-primary{background:var(--purple);color:#fff}
.btn-primary:hover{transform:translateY(-1px)}
.btn-ghost{background:var(--purple-bg);border:2px solid var(--purple);color:var(--purple)}
.btn-ghost:hover{background:var(--purple-bg)}

/* ── Loading ── */
.loading-overlay{display:none;position:fixed;top:0;left:0;width:100%;height:100%;background:rgba(0,0,0,.5);z-index:var(--z-modal);align-items:center;justify-content:center}
.loading-overlay.show{display:flex}
.loading-box{background:var(--card);border-radius:var(--radius-lg);padding:36px;text-align:center;max-width:300px;width:90%}
.loading-mascot{width:72px;height:72px;border-radius:50%;margin:0 auto 16px;animation:float 2s ease-in-out infinite}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-8px)}}
.loading-spinner{width:48px;height:48px;border:4px solid var(--border);border-top-color:var(--purple);border-radius:50%;animation:spin .8s linear infinite;margin:0 auto 16px}
@keyframes spin{to{transform:rotate(360deg)}}
.loading-tip{font-size:14px;color:var(--text-muted);margin-bottom:12px}
.loading-bar{width:100%;height:6px;background:var(--border);border-radius:10px;overflow:hidden}
.loading-fill{height:100%;background:var(--purple);border-radius:10px;animation:progress 60s ease forwards}
@keyframes progress{from{width:0%}to{width:90%}}

/* ── Error ── */
.error-msg{padding:14px;background:#FFF0F0;border:2px solid var(--coral);border-radius:var(--radius);color:var(--coral);font-size:14px;font-weight:600;text-align:center;margin-bottom:12px}