/* ============================================================
   apply.css — 放鑫钱包 · 贷款申请页
   4步卡片切换 + PC/移动端自适应
   ============================================================ */

/* ---------- 基础变量 ---------- */
:root {
  --bg: #0F1B3D;
  --bg-card: rgba(255,255,255,0.05);
  --gold: #D4A853;
  --gold-light: #F0D78C;
  --blue: #3B82F6;
  --blue-light: #60A5FA;
  --green: #10B981;
  --red: #EF4444;
  --text: #FFFFFF;
  --text2: rgba(255,255,255,0.7);
  --text3: rgba(255,255,255,0.4);
  --border: rgba(255,255,255,0.1);
  --radius: 14px;
  --shadow-glow: 0 0 20px rgba(59,130,246,0.3);
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", sans-serif;
  background: linear-gradient(135deg, #0F1B3D 0%, #1A3A6B 50%, #0F1B3D 100%);
  color: var(--text);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  padding-bottom: 80px;
}

.container { max-width: 480px; margin: 0 auto; padding: 0 16px; }
@media (min-width: 768px) { .container { max-width: 720px; padding: 0 24px; } }
@media (min-width: 1024px) { .container { max-width: 960px; } }

/* ---------- 顶部导航 ---------- */
.header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px 0; border-bottom: 1px solid var(--border);
  position: sticky; top: 0; z-index: 50;
  background: rgba(15,27,61,0.9); backdrop-filter: blur(16px);
}
.header-logo { font-size: 18px; font-weight: 800; background: linear-gradient(135deg, var(--gold), var(--gold-light)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
.header-tag { font-size: 11px; color: var(--text3); background: var(--bg-card); padding: 3px 10px; border-radius: 20px; border: 1px solid var(--border); }

/* ---------- 步骤指示器 ---------- */
.step-indicator {
  display: flex; align-items: center; justify-content: center;
  padding: 20px 0 10px; gap: 4px;
}
.step-item { display: flex; flex-direction: column; align-items: center; gap: 6px; flex: 1; position: relative; }
.step-circle {
  width: 32px; height: 32px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 13px; font-weight: 700;
  background: var(--bg-card); border: 2px solid var(--border); color: var(--text3);
  transition: all .3s;
}
.step-item.active .step-circle { background: var(--blue); border-color: transparent; color: #fff; box-shadow: 0 0 12px rgba(59,130,246,0.5); }
.step-item.completed .step-circle { background: var(--green); border-color: transparent; color: #fff; }
.step-label { font-size: 10px; color: var(--text3); white-space: nowrap; }
.step-item.active .step-label { color: var(--blue-light); }
.step-item.completed .step-label { color: var(--green); }
.step-line { flex: 0 0 24px; height: 2px; background: var(--border); margin-bottom: 18px; border-radius: 1px; }
.step-line.done { background: var(--green); }

@media (min-width: 768px) {
  .step-indicator { gap: 8px; }
  .step-circle { width: 36px; height: 36px; font-size: 14px; }
  .step-label { font-size: 12px; }
  .step-line { flex: 0 0 40px; }
}

/* ---------- 卡片容器 ---------- */
.card-step {
  display: none;
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 20px 18px;
  backdrop-filter: blur(10px); margin-bottom: 16px;
  animation: fadeIn .25s ease;
}
.card-step.active { display: block; }
@keyframes fadeIn { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: translateY(0); } }

.card-title { font-size: 15px; font-weight: 700; color: var(--gold); margin-bottom: 4px; display: flex; align-items: center; gap: 6px; }
.card-title::before { content: ''; width: 3px; height: 16px; background: var(--gold); border-radius: 2px; }
.card-desc { font-size: 12px; color: var(--text3); margin-bottom: 16px; }

/* ---------- 表单 ---------- */
.form-group { margin-bottom: 14px; }
.form-label { display: block; font-size: 12px; color: var(--text2); margin-bottom: 6px; }
.form-input, .form-select {
  width: 100%; padding: 12px 14px;
  background: rgba(255,255,255,0.04); border: 1px solid var(--border);
  border-radius: 10px; color: var(--text); font-size: 14px; outline: none;
  transition: border-color .2s;
}
.form-input:focus, .form-select:focus { border-color: var(--blue); }
.form-input::placeholder { color: var(--text3); }
.form-select { appearance: none; -webkit-appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23ffffff66' d='M2 4l4 4 4-4z'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 12px center; padding-right: 36px; }
.form-select option { background: #1A2A4D; color: #fff; }

/* 错误态 */
.form-input.error, .form-select.error { border-color: var(--red); box-shadow: 0 0 0 2px rgba(239,68,68,0.15); }
.error-msg { font-size: 11px; color: var(--red); margin-top: 4px; display: none; }
.error-msg.show { display: block; }

/* ---------- 上传 ---------- */
.upload-row { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-bottom: 14px; }
.upload-box {
  border: 1px dashed var(--border); border-radius: 10px; padding: 16px 10px;
  text-align: center; cursor: pointer; transition: all .2s; position: relative;
}
.upload-box:hover { border-color: var(--blue); background: rgba(59,130,246,0.05); }
.upload-box .up-icon { font-size: 24px; margin-bottom: 6px; }
.upload-box .up-text { font-size: 11px; color: var(--text3); }
.upload-box input[type=file] { position: absolute; inset: 0; opacity: 0; cursor: pointer; }
.upload-box .up-preview { max-width: 100%; max-height: 60px; margin-top: 6px; border-radius: 6px; display: none; }

/* 人脸按钮 */
.face-btn {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 10px 16px; background: rgba(16,185,129,0.12);
  border: 1px solid rgba(16,185,129,0.3); border-radius: 10px;
  color: var(--green); font-size: 13px; font-weight: 600; cursor: pointer;
  transition: all .2s;
}
.face-btn:hover { background: rgba(16,185,129,0.2); }
.face-btn.done { background: rgba(16,185,129,0.25); }

/* ---------- 验证码行 ---------- */
.code-row { display: flex; gap: 10px; }
.code-row .form-input { flex: 1; }
.code-btn {
  width: 110px; padding: 0 8px; font-size: 12px;
  background: linear-gradient(135deg, #b8860b, var(--gold), var(--gold-light));
  color: #000; border: none; border-radius: 10px; cursor: pointer; font-weight: 600;
  white-space: nowrap;
}
.code-btn:disabled { opacity: 0.5; cursor: not-allowed; }

/* ---------- 信息预览 ---------- */
.info-preview { background: rgba(255,255,255,0.03); border: 1px solid var(--border); border-radius: 10px; padding: 14px 16px; margin-bottom: 16px; }
.info-preview p { font-size: 13px; color: var(--text2); margin-bottom: 6px; display: flex; justify-content: space-between; }
.info-preview p span:last-child { color: var(--gold); font-weight: 600; }

/* ---------- 协议勾选 ---------- */
.agree-list { margin-bottom: 16px; }
.agree-item { display: flex; align-items: flex-start; gap: 8px; margin-bottom: 10px; font-size: 12px; color: var(--text2); cursor: pointer; }
.agree-item input[type=checkbox] { width: 16px; height: 16px; accent-color: var(--blue); margin-top: 2px; flex-shrink: 0; }
.agree-item a { color: var(--blue-light); text-decoration: none; }
.agree-item a:hover { text-decoration: underline; }

/* ---------- 手写签名 ---------- */
.sign-wrap { margin-bottom: 16px; }
.sign-canvas {
  width: 100%; height: 120px; border: 1px dashed var(--border);
  border-radius: 10px; background: rgba(255,255,255,0.03); cursor: crosshair;
  touch-action: none;
}
.sign-btns { display: flex; gap: 10px; margin-top: 8px; }
.sign-btns button { flex: 1; padding: 8px; border-radius: 8px; border: 1px solid var(--border); background: transparent; color: var(--text2); font-size: 12px; cursor: pointer; }
.sign-btns button:hover { background: var(--bg-card); }

/* ---------- 底部操作栏 ---------- */
.bottom-bar {
  position: fixed; bottom: 0; left: 0; right: 0; z-index: 100;
  display: flex; gap: 10px; padding: 10px 16px calc(env(safe-area-inset-bottom) + 10px);
  background: rgba(15,27,61,0.95); backdrop-filter: blur(20px);
  border-top: 1px solid var(--border);
}
@media (min-width: 768px) { .bottom-bar { max-width: 720px; left: 50%; transform: translateX(-50%); border-radius: 16px 16px 0 0; } }
@media (min-width: 1024px) { .bottom-bar { max-width: 960px; } }

.btn-prev, .btn-next, .btn-submit {
  flex: 1; padding: 14px; border: none; border-radius: 12px;
  font-size: 15px; font-weight: 700; cursor: pointer; transition: all .2s;
}
.btn-prev { background: var(--bg-card); color: var(--text2); border: 1px solid var(--border); }
.btn-prev:hover { background: rgba(255,255,255,0.08); }
.btn-next, .btn-submit {
  background: linear-gradient(135deg, #2563EB, var(--blue), var(--blue-light));
  color: #fff; box-shadow: var(--shadow-glow);
}
.btn-next:active, .btn-submit:active { transform: scale(0.98); }
.btn-submit { background: linear-gradient(135deg, #b8860b, var(--gold), var(--gold-light)); color: #000; }
.btn-prev[style*="none"], .btn-next[style*="none"], .btn-submit[style*="none"] { display: none !important; }

/* ---------- Toast ---------- */
.toast { position: fixed; top: 50%; left: 50%; transform: translate(-50%,-50%) scale(.9); background: rgba(0,0,0,0.8); color: #fff; padding: 14px 28px; border-radius: 10px; font-size: 14px; z-index: 300; opacity: 0; pointer-events: none; transition: all .3s; }
.toast.show { opacity: 1; transform: translate(-50%,-50%) scale(1); }
.toast.error { background: rgba(239,68,68,0.9); }
.toast.success { background: rgba(16,185,129,0.9); }

/* ---------- 银行卡识别 ---------- */
.bank-info { display: none; align-items: center; gap: 8px; margin-top: 8px; font-size: 12px; color: var(--text2); }
.bank-info.show { display: flex; }
.bank-logo { width: 24px; height: 24px; border-radius: 50%; background: var(--blue); display: flex; align-items: center; justify-content: center; font-size: 12px; }

/* ---------- 金额/期限选择（Step4） ---------- */
.amount-display { text-align: center; margin-bottom: 14px; }
.amount-num { font-size: 36px; font-weight: 800; background: linear-gradient(135deg, var(--gold), var(--gold-light)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
.amount-unit { font-size: 14px; color: var(--gold); margin-left: 4px; }
.amount-range { width: 100%; margin: 10px 0; }
.period-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 8px; margin-bottom: 14px; }
.period-btn { padding: 10px 0; text-align: center; background: rgba(255,255,255,0.04); border: 1px solid var(--border); border-radius: 8px; color: var(--text2); font-size: 13px; cursor: pointer; transition: all .2s; }
.period-btn.active { border-color: var(--blue); background: rgba(59,130,246,0.15); color: var(--blue); font-weight: 700; }

/* ---------- 费用预览表 ---------- */
.fee-table { width: 100%; font-size: 12px; border-collapse: collapse; margin-top: 12px; }
.fee-table th, .fee-table td { padding: 8px 6px; text-align: left; border-bottom: 1px solid var(--border); }
.fee-table th { color: var(--text3); font-weight: 400; font-size: 11px; }
.fee-table td { color: var(--text2); }
.fee-table td.hl { color: var(--gold); font-weight: 600; }

/* ---------- 风险提示 ---------- */
.risk-note { font-size: 11px; color: var(--text3); margin-top: 14px; padding: 10px 12px; background: rgba(239,68,68,0.06); border: 1px solid rgba(239,68,68,0.15); border-radius: 8px; line-height: 1.7; }
.risk-note strong { color: #fca5a5; }