:root {
  /* พาสเทลสดใสแบบลูกกวาด */
  --mint-700: #12a074;
  --mint-600: #17b884;
  --mint-500: #2ad39b;
  --mint-300: #7ee9c4;
  --mint-100: #d0f7ea;
  --mint-50:  #e9fbf5;

  --pink-600: #e85b8a;
  --pink-500: #f77aa3;
  --pink-100: #ffdbe8;
  --pink-50:  #fff0f5;

  --sky-600: #2b9be8;
  --sky-500: #4fb4f5;
  --sky-100: #d3ecfd;
  --sky-50:  #eaf6ff;

  --lav-600: #8a6cf0;
  --lav-500: #a488f7;
  --lav-100: #e5ddff;
  --lav-50:  #f3efff;

  --peach-600: #f5843e;
  --peach-500: #ff9f5c;
  --peach-100: #ffe3ce;
  --peach-50:  #fff3ea;

  --lemon-600: #e0a80f;
  --lemon-500: #f5c53a;
  --lemon-100: #fdeeb8;

  /* พื้นและกลาง — โทนเย็นสะอาด ไม่มีเบจ */
  --bg: #f4f8fb;
  --bg-2: #eaf1f7;
  --card: #ffffff;
  --text: #2f3a42;
  --text-2: #6b7681;
  --text-3: #a3adb6;
  --border: #e9eef3;
  --border-soft: #f0f4f8;

  --radius: 18px;
  --radius-sm: 11px;
  --shadow: 0 2px 8px rgba(80, 110, 140, 0.06), 0 10px 30px rgba(80, 110, 140, 0.07);
  --shadow-soft: 0 1px 4px rgba(80, 110, 140, 0.08);
  --shadow-color: 0 8px 22px rgba(90, 130, 170, 0.14);
}

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

body {
  font-family: 'Noto Sans Thai', system-ui, sans-serif;
  background: var(--bg);
  background-image: radial-gradient(circle at 12% 0%, #eafaf4 0%, transparent 38%),
                    radial-gradient(circle at 92% 8%, #fdeef5 0%, transparent 42%);
  background-attachment: fixed;
  color: var(--text);
  font-size: 15px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

.container { max-width: 1080px; margin: 0 auto; padding: 0 22px 56px; }

/* ---------- header ---------- */
.topbar {
  display: flex; align-items: center; justify-content: space-between;
  flex-wrap: wrap; gap: 14px; padding: 28px 0 26px;
}
.brand { display: flex; align-items: center; gap: 13px; text-decoration: none; color: inherit; }
.brand-icon {
  width: 48px; height: 48px; border-radius: 15px;
  background: linear-gradient(135deg, #2ad39b, #17b884);
  display: flex; align-items: center; justify-content: center;
  font-size: 25px; color: #fff;
  box-shadow: 0 6px 16px rgba(23, 184, 132, 0.35);
}
.brand-name { font-weight: 600; font-size: 18px; letter-spacing: -0.01em; }
.brand-sub { font-size: 12.5px; color: var(--text-3); }

.nav { display: flex; gap: 3px; flex-wrap: wrap; background: #fff; padding: 5px; border-radius: 999px; box-shadow: var(--shadow-soft); }
.nav a {
  padding: 8px 18px; border-radius: 999px; text-decoration: none;
  color: var(--text-2); font-size: 14px; transition: all .18s ease;
}
.nav a:hover { color: var(--mint-700); background: var(--mint-50); }
.nav a.active {
  background: linear-gradient(135deg, #2ad39b, #17b884); color: #fff; font-weight: 500;
  box-shadow: 0 4px 12px rgba(23, 184, 132, 0.32);
}

/* ---------- cards & grid ---------- */
.grid { display: grid; gap: 16px; }
.grid-stats { grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); margin-bottom: 22px; }
.grid-2 { grid-template-columns: 1.2fr 1fr; align-items: start; }
@media (max-width: 800px) { .grid-2 { grid-template-columns: 1fr; } }

.card {
  background: var(--card); border: none;
  border-radius: var(--radius); padding: 24px 26px; box-shadow: var(--shadow);
}

/* การ์ดตัวเลข — ไล่เฉดสดใส ตัวหนังสือขาว */
.stat-card {
  border-radius: var(--radius); padding: 20px 22px; color: #fff;
  position: relative; overflow: hidden;
}
.stat-card:nth-child(1) { background: linear-gradient(135deg, #ff9f5c, #f5843e); box-shadow: 0 10px 24px rgba(245, 132, 62, 0.3); }
.stat-card:nth-child(2) { background: linear-gradient(135deg, #2ad39b, #17b884); box-shadow: 0 10px 24px rgba(23, 184, 132, 0.3); }
.stat-card:nth-child(3) { background: linear-gradient(135deg, #4fb4f5, #2b9be8); box-shadow: 0 10px 24px rgba(43, 155, 232, 0.3); }
.stat-card:nth-child(4) { background: linear-gradient(135deg, #a488f7, #8a6cf0); box-shadow: 0 10px 24px rgba(138, 108, 240, 0.3); }
.stat-label { font-size: 13px; color: rgba(255,255,255,0.92); margin-bottom: 4px; font-weight: 500; }
.stat-value { font-size: 28px; font-weight: 600; letter-spacing: -0.02em; color: #fff; }
.stat-note { font-size: 12.5px; color: rgba(255,255,255,0.85); margin-top: 3px; }
.stat-value.pos, .stat-value.neg { color: #fff; }

.card-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 18px; }
.card-title { font-size: 15.5px; font-weight: 600; letter-spacing: -0.01em; }
.card-link { font-size: 13px; color: var(--mint-600); text-decoration: none; font-weight: 500; }
.card-link:hover { color: var(--mint-700); }

/* ---------- tables & rows ---------- */
table.list { width: 100%; border-collapse: collapse; font-size: 14px; }
table.list td, table.list th { padding: 12px 8px; border-bottom: 1px solid var(--border-soft); text-align: left; vertical-align: middle; }
table.list th { font-size: 12.5px; font-weight: 600; color: var(--text-3); }
table.list tr:last-child td { border-bottom: none; }
.num { text-align: right !important; font-variant-numeric: tabular-nums; white-space: nowrap; }
.muted { color: var(--text-3); font-size: 13px; }
.cat-icon {
  color: var(--mint-700); margin-right: 9px; font-size: 17px; vertical-align: -3px;
  background: var(--mint-100); padding: 5px; border-radius: 9px;
}

.amount-out { color: var(--pink-600); font-weight: 600; }
.amount-in { color: var(--mint-700); font-weight: 600; }

/* ---------- badges ---------- */
.badge { display: inline-block; font-size: 12px; padding: 4px 13px; border-radius: 999px; white-space: nowrap; font-weight: 500; }
.badge-green { background: var(--mint-100); color: var(--mint-700); }
.badge-amber { background: var(--lemon-100); color: var(--lemon-600); }
.badge-red { background: var(--pink-100); color: var(--pink-600); }
.badge-blue { background: var(--sky-100); color: var(--sky-600); }
.badge-gray { background: var(--bg-2); color: var(--text-2); }

/* ---------- forms ---------- */
form.inline { display: inline; }
label { font-size: 13px; color: var(--text-2); display: block; margin-bottom: 5px; font-weight: 500; }
input, select, textarea {
  font-family: inherit; font-size: 14px; color: var(--text);
  border: 1.5px solid var(--border); border-radius: var(--radius-sm);
  padding: 10px 13px; background: var(--bg); width: 100%; transition: all .15s;
}
input::placeholder { color: var(--text-3); }
input:focus, select:focus, textarea:focus {
  outline: none; border-color: var(--mint-500); background: #fff;
  box-shadow: 0 0 0 4px var(--mint-50);
}
.form-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); gap: 15px; align-items: end; }
.form-grid .wide { grid-column: 1 / -1; }

.btn {
  font-family: inherit; font-size: 14px; cursor: pointer; font-weight: 500;
  padding: 10px 22px; border-radius: var(--radius-sm); border: 1.5px solid var(--border);
  background: #fff; color: var(--text); transition: all .16s;
  text-decoration: none; display: inline-block; width: auto;
}
.btn:hover { background: var(--mint-50); border-color: var(--mint-300); color: var(--mint-700); }
.btn-primary {
  background: linear-gradient(135deg, #2ad39b, #17b884);
  border-color: transparent; color: #fff; box-shadow: 0 4px 14px rgba(23, 184, 132, 0.35);
}
.btn-primary:hover { filter: brightness(1.05); border-color: transparent; color: #fff; }
.btn-sm { padding: 6px 13px; font-size: 13px; border-radius: 9px; }
.btn-danger-ghost { color: var(--pink-600); border-color: transparent; background: transparent; }
.btn-danger-ghost:hover { background: var(--pink-100); border-color: transparent; color: var(--pink-600); }

/* ---------- tabs / segmented ---------- */
.seg { display: inline-flex; background: var(--bg-2); border-radius: 999px; padding: 4px; gap: 2px; }
.seg a, .seg button {
  border: none; background: transparent; font-family: inherit; font-size: 13.5px;
  padding: 7px 17px; border-radius: 999px; cursor: pointer; color: var(--text-2);
  text-decoration: none; transition: all .16s;
}
.seg .on { background: #fff; color: var(--mint-700); font-weight: 500; box-shadow: var(--shadow-soft); }

/* ---------- calendar ---------- */
.cal { width: 100%; border-collapse: separate; border-spacing: 6px; table-layout: fixed; }
.cal th { font-size: 12px; color: var(--text-3); font-weight: 500; padding: 4px 0; }
.cal td {
  background: var(--bg); border-radius: 12px; height: 70px; vertical-align: top;
  padding: 6px 8px; font-size: 12.5px; color: var(--text-2); transition: background .15s;
}
.cal td.off { background: transparent; }
.cal td.today { background: var(--mint-50); box-shadow: inset 0 0 0 2px var(--mint-300); }
.cal .day-num { font-size: 12px; color: var(--text-3); font-weight: 500; }
.cal td.today .day-num { color: var(--mint-700); }
.cal .ev {
  display: block; margin-top: 3px; font-size: 11.5px; line-height: 1.4; font-weight: 500;
  background: linear-gradient(135deg, #2ad39b, #17b884); color: #fff;
  border-radius: 7px; padding: 2px 8px;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.cal .ev.ev-pending { background: linear-gradient(135deg, #f5c53a, #e0a80f); color: #fff; }

/* ---------- report bars ---------- */
.bar-row { display: grid; grid-template-columns: 180px 1fr 96px; gap: 14px; align-items: center; padding: 9px 0; font-size: 14px; }
.bar-track { background: var(--bg-2); border-radius: 999px; height: 15px; overflow: hidden; }
.bar-fill { height: 100%; border-radius: 999px; background: linear-gradient(90deg, #ff9f5c, #f5843e); }
.bar-fill.income { background: linear-gradient(90deg, #2ad39b, #17b884); }

.month-nav { display: flex; align-items: center; gap: 12px; }
.month-nav a {
  width: 36px; height: 36px; border-radius: 11px; border: 1.5px solid var(--border);
  display: inline-flex; align-items: center; justify-content: center;
  color: var(--text-2); text-decoration: none; background: #fff; transition: all .16s;
}
.month-nav a:hover { background: var(--mint-50); border-color: var(--mint-300); color: var(--mint-700); }
.month-nav .label { font-weight: 600; min-width: 160px; text-align: center; font-size: 15px; }

.section-title { font-size: 19px; font-weight: 600; margin: 30px 0 16px; letter-spacing: -0.01em; }
.empty { text-align: center; color: var(--text-3); padding: 34px 0; font-size: 14px; }
.flash {
  background: linear-gradient(135deg, var(--mint-100), var(--mint-50)); color: var(--mint-700);
  padding: 13px 18px; border-radius: var(--radius-sm); font-size: 14px; margin-bottom: 18px;
  font-weight: 500; box-shadow: var(--shadow-soft);
}
.help { font-size: 12.5px; color: var(--text-3); }

/* ================= หน้าลูกค้า (สาธารณะ) ================= */
.hero { text-align: center; padding: 40px 0 30px; }
.hero-icon {
  width: 64px; height: 64px; border-radius: 20px; margin: 0 auto 16px;
  background: linear-gradient(135deg, #2ad39b, #17b884);
  display: flex; align-items: center; justify-content: center;
  font-size: 34px; color: #fff; box-shadow: 0 10px 26px rgba(23, 184, 132, 0.4);
}
.hero h1 { font-size: 28px; font-weight: 600; letter-spacing: -0.02em; margin-bottom: 6px; }
.hero-sub { color: var(--text-2); font-size: 15px; }

.pkg-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 16px; margin-bottom: 18px; }
.pkg-card {
  border-radius: var(--radius); padding: 22px 22px; color: #fff;
  display: flex; flex-direction: column; min-height: 150px;
}
.pkg-c0 { background: linear-gradient(135deg, #ff9f5c, #f5843e); box-shadow: 0 10px 26px rgba(245, 132, 62, 0.3); }
.pkg-c1 { background: linear-gradient(135deg, #2ad39b, #17b884); box-shadow: 0 10px 26px rgba(23, 184, 132, 0.3); }
.pkg-c2 { background: linear-gradient(135deg, #4fb4f5, #2b9be8); box-shadow: 0 10px 26px rgba(43, 155, 232, 0.3); }
.pkg-c3 { background: linear-gradient(135deg, #a488f7, #8a6cf0); box-shadow: 0 10px 26px rgba(138, 108, 240, 0.3); }
.pkg-name { font-size: 17px; font-weight: 600; margin-bottom: 6px; }
.pkg-desc { font-size: 13px; color: rgba(255,255,255,0.9); line-height: 1.55; margin-bottom: auto; }
.pkg-price { font-size: 22px; font-weight: 600; margin-top: 14px; }
.pkg-price span { font-size: 13px; font-weight: 400; opacity: 0.9; }

.legend { display: flex; gap: 18px; font-size: 13px; color: var(--text-2); margin-bottom: 12px; }
.legend .dot { display: inline-block; width: 11px; height: 11px; border-radius: 4px; vertical-align: 0px; margin-right: 5px; }
.dot-free { background: var(--mint-500); }
.dot-full { background: var(--bg-2); border: 1.5px solid var(--border); }

.cal-public td { height: 66px; text-align: center; }
.cal-public .day-num { display: block; }
.cal-public .tag { font-size: 11px; display: inline-block; margin-top: 6px; padding: 2px 9px; border-radius: 999px; }
.cal-public .c-free { cursor: pointer; background: var(--mint-50); box-shadow: inset 0 0 0 1.5px var(--mint-100); transition: all .14s; }
.cal-public .c-free:hover { background: var(--mint-100); transform: translateY(-1px); }
.cal-public .c-free .tag { background: var(--mint-500); color: #fff; }
.cal-public .c-free .day-num { color: var(--mint-700); }
.cal-public .c-full { background: var(--bg-2); }
.cal-public .c-full .tag { background: #fff; color: var(--text-3); }

.btn-lg { padding: 13px 30px; font-size: 15px; width: 100%; }

.notice-ok, .notice-err {
  display: flex; align-items: flex-start; gap: 12px; padding: 16px 20px;
  border-radius: var(--radius-sm); margin-bottom: 18px; font-size: 14px;
}
.notice-ok { background: linear-gradient(135deg, var(--mint-100), var(--mint-50)); color: var(--mint-700); }
.notice-ok i { font-size: 24px; }
.notice-ok strong { font-size: 15px; }
.notice-err { background: var(--pink-100); color: var(--pink-600); align-items: center; }
.notice-err i { font-size: 20px; }

.foot-note { text-align: center; color: var(--text-3); font-size: 13px; margin-top: 24px; }

/* แถบลิงก์ไปหน้าลูกค้า (ในหน้าเจ้าของ) */
.public-link {
  display: inline-flex; align-items: center; gap: 6px; font-size: 13px;
  color: var(--sky-600); text-decoration: none; font-weight: 500;
  background: var(--sky-50); padding: 6px 14px; border-radius: 999px;
}
.public-link:hover { background: var(--sky-100); }
.badge-online { background: var(--lav-100); color: var(--lav-600); }
tr.row-online { background: var(--lav-50); }
.page-head { display: flex; justify-content: flex-end; margin-bottom: 14px; }
.alert-new {
  display: flex; align-items: center; gap: 10px; padding: 13px 18px;
  border-radius: var(--radius-sm); margin-bottom: 18px; font-size: 14px;
  background: linear-gradient(135deg, var(--lav-100), var(--lav-50)); color: var(--lav-600);
  box-shadow: var(--shadow-soft);
}
.alert-new i { font-size: 20px; }
.dash-alert {
  display: flex; align-items: center; gap: 10px; padding: 14px 20px;
  border-radius: var(--radius-sm); margin-bottom: 18px; font-size: 14px;
  background: linear-gradient(135deg, var(--lav-500), var(--lav-600)); color: #fff;
  text-decoration: none; box-shadow: 0 6px 18px rgba(138, 108, 240, 0.32);
}
.dash-alert i { font-size: 22px; }
.dash-alert .arrow { margin-left: auto; }

/* ---------- logout button in nav ---------- */
.nav-logout {
  display: inline-flex; align-items: center; justify-content: center;
  width: 34px; padding: 8px 0 !important; color: var(--text-2);
}
.nav-logout:hover { color: var(--pink-600); background: var(--pink-100) !important; }

/* ---------- login page ---------- */
.login-wrap {
  min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 20px;
}
.login-card {
  background: var(--card); border-radius: 20px; padding: 40px 34px;
  width: 100%; max-width: 380px; box-shadow: var(--shadow);
}
.login-card label { margin-bottom: 6px; }

/* ---------- public contact bar ---------- */
.contact-bar {
  display: flex; flex-wrap: wrap; gap: 10px 22px; justify-content: center;
  margin-top: 24px; padding: 16px 20px; background: var(--card);
  border-radius: var(--radius); box-shadow: var(--shadow-soft);
  font-size: 14px; color: var(--text-2);
}
.contact-bar span { display: inline-flex; align-items: center; gap: 7px; }
.contact-bar i { color: var(--mint-600); font-size: 17px; }

button[disabled] { opacity: 0.4; cursor: not-allowed; }