/* Smartphone-friendly overrides for the original 240px feature-phone layout */

:root {
  --container-max: 560px;
  --gap: 12px;
  --card-bg: #ffffff;
  --card-border: rgba(0,0,0,0.12);
}

html, body {
  padding: 0;
  margin: 0;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Hiragino Kaku Gothic ProN", "Noto Sans JP", Meiryo, sans-serif;
  line-height: 1.45;
  background: #53bce4;
  color: #111;
}

.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--gap);
}

.app-header {
  background: #53bce4;
  padding-top: 8px;
}

.header_img {
  width: 100%;
  height: auto;
  max-width: 560px;
}

.nav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 8px 0 12px;
}

.nav a {
  display: inline-block;
  background: rgba(255,255,255,0.18);
  color: #fff;
  text-decoration: none;
  padding: 6px 10px;
  border-radius: 999px;
  font-size: 14px;
}

.card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 10px;
  overflow: hidden;
  margin: 12px 0;
}

.card-title {
  margin: 0;
  padding: 10px 12px;
  font-size: 16px;
  background: rgba(0,0,0,0.04);
}

.card-body {
  padding: 12px;
}

.msg {
  border-radius: 10px;
  padding: 10px 12px;
  margin: 10px 0;
}

.msg-info {
  background: rgba(9,154,252,0.12);
  border: 1px solid rgba(9,154,252,0.25);
}

.msg-success {
  background: rgba(50,173,50,0.12);
  border: 1px solid rgba(50,173,50,0.25);
}

.msg-error {
  background: rgba(255,0,0,0.10);
  border: 1px solid rgba(255,0,0,0.22);
}

.btn {
  display: inline-block;
  border: none;
  border-radius: 10px;
  padding: 10px 12px;
  text-decoration: none;
  font-weight: 600;
}

.btn-primary {
  background: #E40981;
  color: #fff;
}

.btn-secondary {
  background: rgba(0,0,0,0.06);
  color: #111;
}

.form-row {
  margin: 10px 0;
}

label {
  font-weight: 600;
}

input[type="text"], input[type="password"], select {
  width: 100%;
  box-sizing: border-box;
  padding: 10px 12px;
  border-radius: 10px;
  border: 1px solid rgba(0,0,0,0.22);
  font-size: 16px;
}

table.table {
  width: 100%;
  border-collapse: collapse;
}

.table th, .table td {
  border-bottom: 1px solid rgba(0,0,0,0.10);
  padding: 8px 6px;
  text-align: left;
  vertical-align: top;
}

.muted {
  color: rgba(255,255,255,0.85);
  font-size: 12px;
}

.app-footer {
  padding: 12px 0 20px;
}

/* Make old fixed-width tables responsive if they are still used */
.genki_tbl, .inc_top {
  width: 100% !important;
  max-width: var(--container-max);
}

.genki_tbl_td_text, .genki_tbl_td_text2 {
  font-size: 14px;
}

img {
  max-width: 100%;
  height: auto;
}