/* ===== RESET & VARIABLES ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg:        #0f172a;
  --bg2:       #1e293b;
  --bg3:       #162032;
  --border:    #334155;
  --text:      #e2e8f0;
  --muted:     #94a3b8;
  --accent:    #a78bfa;
  --accent2:   #7c3aed;
  --green:     #6ee7b7;
  --green-bg:  #064e3b;
  --red:       #fca5a5;
  --red-bg:    #450a0a;
  --yellow:    #fbbf24;
  --yellow-bg: #422006;
  --blue:      #93c5fd;
  --blue-bg:   #1e3a5f;
  --radius:    .75rem;
  --radius-sm: .5rem;
  --shadow:    0 4px 24px rgba(0,0,0,.35);
}

html { scroll-behavior: smooth; }
body {
  font-family: Segoe UI, PingFang SC, Microsoft YaHei, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  line-height: 1.6;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ===== SCROLLBAR ===== */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: #475569; }

/* ===== NAVBAR ===== */
.navbar {
  background: var(--bg2);
  border-bottom: 1px solid var(--border);
  padding: 0 2rem;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(8px);
}
.nav-brand a { font-size: 1.2rem; font-weight: 800; color: var(--accent); letter-spacing: .04em; }
.nav-links { display: flex; align-items: center; gap: 1rem; }
.nav-links a { color: var(--muted); font-size: .9rem; padding: .3rem .6rem; border-radius: var(--radius-sm); transition: color .15s, background .15s; }
.nav-links a:hover { color: var(--text); background: var(--bg3); text-decoration: none; }
.admin-link { background: rgba(124,58,237,.15); color: var(--accent) !important; border: 1px solid var(--accent2); border-radius: .4rem; }
.admin-link:hover { background: rgba(124,58,237,.3) !important; }

/* ===== CONTAINER ===== */
.container { max-width: 1100px; margin: 0 auto; padding: 2rem 1.5rem; }

/* ===== HERO ===== */
.hero { text-align: center; padding: 5rem 1rem 4rem; background: radial-gradient(ellipse at 50% 0%, rgba(124,58,237,.18) 0%, transparent 70%); }
.hero h1 { font-size: clamp(2rem,5vw,3rem); font-weight: 900; color: var(--text); margin-bottom: .75rem; letter-spacing: -.01em; }
.hero p { font-size: 1.1rem; color: var(--muted); margin-bottom: 2rem; }
.hero-btns { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; }

/* ===== FEATURES ===== */
.features { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px,1fr)); gap: 1.5rem; padding: 2rem 1.5rem 4rem; max-width: 1100px; margin: 0 auto; }
.feature-card { background: var(--bg2); border: 1px solid var(--border); border-radius: var(--radius); padding: 2rem 1.5rem; text-align: center; transition: transform .2s, box-shadow .2s; }
.feature-card:hover { transform: translateY(-4px); box-shadow: 0 8px 32px rgba(124,58,237,.15); }
.feature-icon { font-size: 2.2rem; margin-bottom: .75rem; }
.feature-card h3 { color: var(--accent); margin-bottom: .4rem; font-size: 1.05rem; }
.feature-card p { color: var(--muted); font-size: .88rem; line-height: 1.6; }

/* ===== AUTH ===== */
.auth-container { display: flex; align-items: center; justify-content: center; min-height: calc(100vh - 120px); padding: 2rem 1rem; }
.auth-card { background: var(--bg2); border: 1px solid var(--border); border-radius: var(--radius); padding: 2.5rem 2rem; width: 100%; max-width: 420px; box-shadow: var(--shadow); }
.auth-card h2 { font-size: 1.5rem; font-weight: 800; color: var(--accent); margin-bottom: 1.8rem; text-align: center; }
.auth-link { text-align: center; margin-top: 1.2rem; font-size: .88rem; color: var(--muted); }
.auth-link a { color: var(--accent); }

/* ===== ALERTS ===== */
.alert { padding: .8rem 1.1rem; border-radius: var(--radius-sm); margin-bottom: 1rem; font-size: .9rem; display: flex; align-items: center; gap: .5rem; }
.alert-success { background: #052e16; color: #86efac; border: 1px solid #166534; }
.alert-danger  { background: #2d0a0a; color: #fca5a5; border: 1px solid #991b1b; }
.alert-info    { background: #0c1a3a; color: #93c5fd; border: 1px solid #1e40af; }
.alert-warning { background: #2d1a00; color: #fcd34d; border: 1px solid #92400e; }

/* ===== FORMS ===== */
.form-group { margin-bottom: 1.2rem; }
.form-group label { display: block; font-size: .85rem; color: var(--muted); margin-bottom: .45rem; font-weight: 500; }

.form-input,
.form-group input:not([type=checkbox]):not([type=radio]),
.form-group select,
.form-group textarea,
.form-textarea {
  width: 100%;
  background: #0a1628;
  border: 1.5px solid #2d3f58;
  border-radius: var(--radius-sm);
  color: var(--text);
  padding: .7rem 1rem;
  font-size: .92rem;
  outline: none;
  transition: border-color .18s, box-shadow .18s, background .18s;
  font-family: inherit;
  appearance: none;
}
.form-input:hover,
.form-group input:hover,
.form-group select:hover,
.form-group textarea:hover,
.form-textarea:hover {
  border-color: #475569;
  background: #0c1d35;
}
.form-input:focus,
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus,
.form-textarea:focus {
  border-color: var(--accent2);
  box-shadow: 0 0 0 3px rgba(124,58,237,.18);
  background: #0c1d35;
}
.form-input::placeholder,
.form-group input::placeholder,
.form-group textarea::placeholder,
.form-textarea::placeholder {
  color: #3d5068;
}
.form-group textarea, .form-textarea { resize: vertical; min-height: 90px; }
.form-group select { 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='%2394a3b8' d='M6 8L1 3h10z'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right .85rem center; padding-right: 2.2rem; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }

/* ===== CAPTCHA ===== */
.captcha-row { display: flex; gap: .75rem; align-items: center; }
.captcha-input { flex: 1; }
.captcha-img { height: 44px; border-radius: var(--radius-sm); cursor: pointer; border: 1.5px solid var(--border); transition: border-color .15s; }
.captcha-img:hover { border-color: var(--accent); }

/* ===== FILE INPUT ===== */
.file-input {
  display: block; width: 100%;
  background: #0a1628;
  border: 1.5px dashed #2d3f58;
  border-radius: var(--radius-sm);
  color: var(--muted);
  padding: .8rem 1rem;
  font-size: .88rem;
  cursor: pointer;
  transition: border-color .18s, background .18s;
}
.file-input:hover { border-color: var(--accent); background: #0c1d35; color: var(--text); }

/* ===== BUTTONS ===== */
.btn-primary,
.btn-outline,
.btn-danger,
.btn-secondary,
.btn-view-detail {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .4rem;
  padding: .62rem 1.4rem;
  border-radius: var(--radius-sm);
  font-size: .9rem;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: all .18s;
  text-align: center;
  text-decoration: none;
  letter-spacing: .01em;
  line-height: 1;
}

.btn-primary { background: linear-gradient(135deg, #7c3aed, #6025c0); color: #fff; box-shadow: 0 2px 8px rgba(124,58,237,.3); }
.btn-primary:hover { background: linear-gradient(135deg, #6d28d9, #5418b0); transform: translateY(-1px); box-shadow: 0 4px 16px rgba(124,58,237,.45); color: #fff; text-decoration: none; }
.btn-primary:active { transform: none; box-shadow: none; }

.btn-outline { background: transparent; border: 1.5px solid var(--accent); color: var(--accent); }
.btn-outline:hover { background: var(--accent); color: #fff; text-decoration: none; transform: translateY(-1px); }

.btn-danger { background: var(--red-bg); color: var(--red); border: 1px solid #7f1d1d; }
.btn-danger:hover { background: #7f1d1d; color: #fff; text-decoration: none; }

.btn-secondary { background: var(--bg2); color: var(--muted); border: 1px solid var(--border); }
.btn-secondary:hover { background: var(--border); color: var(--text); text-decoration: none; }

.btn-view-detail { background: var(--blue-bg); color: var(--blue); }
.btn-view-detail:hover { background: #1d4ed8; color: #fff; text-decoration: none; }

.btn-sm  { padding: .42rem 1rem; font-size: .82rem; }
.btn-lg  { padding: .78rem 2rem; font-size: 1rem; }
.btn-block { display: flex; width: 100%; justify-content: center; }


.btn-delete { display: inline-flex; align-items: center; background: #450a0a; color: #fca5a5; padding: .42rem 1rem; border-radius: var(--radius-sm); font-size: .82rem; font-weight: 600; border: none; cursor: pointer; transition: background .15s; }
.btn-delete:hover { background: #7f1d1d; color: #fff; }

/* ===== PAGE LAYOUT ===== */
.page-container { max-width: 960px; margin: 0 auto; padding: 1.5rem 0; }
.page-title { font-size: 1.5rem; font-weight: 800; color: var(--accent); margin-bottom: 1.5rem; }

/* ===== SECTION CARD ===== */
.section-card { background: var(--bg2); border: 1px solid var(--border); border-radius: var(--radius); padding: 1.5rem; margin-bottom: 1.5rem; }
.section-card h3 { font-size: 1rem; font-weight: 700; color: var(--accent); margin-bottom: 1rem; padding-bottom: .5rem; border-bottom: 1px solid var(--border); }

/* ===== DATA TABLE ===== */
.data-table { width: 100%; border-collapse: collapse; font-size: .88rem; }
.data-table th { text-align: left; padding: .7rem .9rem; border-bottom: 2px solid var(--border); color: var(--muted); font-weight: 600; white-space: nowrap; }
.data-table td { padding: .7rem .9rem; border-bottom: 1px solid var(--border); vertical-align: middle; }
.data-table tr:hover td { background: rgba(255,255,255,.03); }

/* ===== STATUS BADGES ===== */
.status-badge { display: inline-block; padding: .22rem .7rem; border-radius: 9999px; font-size: .76rem; font-weight: 700; letter-spacing: .03em; }
.status-pending  { background: var(--yellow-bg); color: var(--yellow); }
.status-approved { background: var(--green-bg);  color: var(--green);  }
.status-rejected { background: var(--red-bg);    color: var(--red);    }
.status-completed { background: #1e1b4b; color: #a5b4fc; }

/* ===== HINT ===== */
.hint { color: var(--muted); font-size: .88rem; }
.hint a { color: var(--accent); text-decoration: underline; }

/* ===== ACCOUNT SELECTOR ===== */
.account-list { display: flex; flex-wrap: wrap; gap: .6rem; }
.account-option { cursor: pointer; }
.account-option input { display: none; }
.account-tag { display: inline-block; padding: .45rem 1.1rem; background: var(--bg); border: 1.5px solid var(--border); border-radius: 9999px; font-size: .88rem; color: var(--muted); transition: all .15s; cursor: pointer; }
.account-option input:checked + .account-tag { background: var(--accent2); border-color: var(--accent); color: #fff; }
.account-option:hover .account-tag { border-color: var(--accent); color: var(--accent); }

/* ===== SERVICE GRID ===== */
.service-grid { display: flex; flex-wrap: wrap; gap: .5rem; margin-bottom: 1rem; }
.service-card { background: var(--bg); border: 1.5px solid var(--border); border-radius: var(--radius-sm); padding: .7rem .9rem; cursor: pointer; transition: border-color .15s, background .15s; user-select: none; width: auto; min-width: 110px; max-width: 190px; flex: 0 0 auto; }
.service-card:hover { border-color: var(--accent2); background: rgba(124,58,237,.07); }
.service-card.selected { border-color: var(--accent); background: rgba(124,58,237,.15); }
.svc-name { font-size: .85rem; font-weight: 600; color: var(--text); margin-bottom: .2rem; line-height: 1.3; }
.svc-cat  { font-size: .75rem; color: var(--muted); margin-bottom: .15rem; }
.svc-price { font-size: .8rem; color: var(--accent); font-weight: 700; }
.svc-qty { margin-top: .45rem; }
.qty-input { width: 100%; background: #0a1628; border: 1px solid var(--border); border-radius: var(--radius-sm); color: var(--text); padding: .38rem .55rem; font-size: .85rem; outline: none; }

/* ===== PRICE SUMMARY ===== */
.price-detail-list { margin-bottom: .6rem; }
.price-line { font-size: .88rem; color: var(--muted); padding: .25rem 0; border-bottom: 1px dashed var(--border); }
.price-line:last-child { border-bottom: none; }
.total-row { font-size: .95rem; color: var(--text); margin-top: .5rem; }
.total-row strong { color: var(--green); font-size: 1.1rem; }

/* ===== PAYMENT PAGE ===== */
.payment-info-card { padding: 0; overflow: hidden; }
.payment-info-row { display: flex; align-items: baseline; gap: 1rem; padding: .75rem 1.25rem; border-bottom: 1px solid var(--border); }
.payment-info-row:last-child { border-bottom: none; }
.payment-label { font-size: .82rem; color: var(--muted); white-space: nowrap; width: 70px; flex-shrink: 0; }
.payment-value { font-size: .9rem; color: var(--text); flex: 1; }
.payment-value.amount { font-size: 1.6rem; font-weight: 900; color: var(--accent); }
.payment-item { font-size: .85rem; color: var(--muted); padding: .15rem 0; }
.total-highlight .payment-value { color: var(--green); font-weight: 700; }

/* ===== ORDER LIST (my orders) ===== */
.order-table-wrap { display: flex; flex-direction: column; gap: .5rem; }
.order-row { background: var(--bg2); border-radius: var(--radius-sm); border-left: 4px solid var(--border); padding: .7rem 1rem; transition: background .15s; }
.order-row.status-pending  { border-left-color: var(--yellow); }
.order-row.status-approved { border-left-color: #34d399; }
.order-row.status-rejected { border-left-color: #f87171; }
.order-row.status-completed { border-left-color: var(--accent); }
.order-row:hover { background: var(--bg3); }
.order-row-main { display: flex; align-items: center; gap: .75rem; flex-wrap: wrap; font-size: .88rem; }
.order-row-id { font-weight: 700; color: var(--accent); min-width: 3rem; }
.order-row-account { color: var(--muted); }
.order-row-items { color: var(--text); flex: 1; min-width: 0; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.order-row-total { font-weight: 700; color: var(--green); white-space: nowrap; }
.order-row-time { color: var(--muted); font-size: .8rem; white-space: nowrap; }
.order-row-actions { display: flex; gap: .4rem; align-items: center; margin-left: auto; flex-wrap: wrap; }
.order-row-extra { margin-top: .35rem; font-size: .8rem; display: flex; gap: 1.5rem; flex-wrap: wrap; padding-left: .2rem; }
.order-row-extra .order-remark { color: var(--muted); }
.order-row-extra .order-admin-note { color: var(--yellow); background: var(--yellow-bg); padding: .15rem .55rem; border-radius: var(--radius-sm); }

/* ===== ORDER DETAIL ===== */
.log-timeline { display: flex; flex-direction: column; gap: .75rem; }
.log-entry { background: var(--bg); border: 1px solid var(--border); border-radius: var(--radius-sm); padding: .85rem 1rem; }
.log-meta { display: flex; align-items: center; gap: .6rem; margin-bottom: .4rem; }
.log-time { font-size: .78rem; color: var(--muted); }
.log-tag { font-size: .72rem; font-weight: 700; padding: .12rem .5rem; border-radius: 9999px; }
.tag-status { background: var(--yellow-bg); color: var(--yellow); }
.tag-note   { background: var(--blue-bg); color: var(--blue); }
.tag-image  { background: var(--green-bg); color: var(--green); }
.log-text { font-size: .88rem; color: var(--text); white-space: pre-wrap; }
.log-img  { max-width: 100%; max-height: 280px; border-radius: var(--radius-sm); border: 1px solid var(--border); margin-top: .5rem; cursor: pointer; }
.log-empty { color: var(--muted); font-size: .88rem; text-align: center; padding: 1.5rem; }
.screenshot-link { font-size: .88rem; color: var(--accent); text-decoration: underline; }
.screenshot-link:hover { color: #c4b5fd; }

/* ===== GAME ACCOUNTS ===== */
.account-card { background: var(--bg2); border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 1rem 1.25rem; display: flex; align-items: center; justify-content: space-between; gap: 1rem; transition: border-color .15s; }
.account-card:hover { border-color: #475569; }
.acc-game { font-size: .8rem; color: var(--accent); margin-bottom: .1rem; }
.acc-name { font-weight: 600; color: var(--text); }
.acc-note { font-size: .8rem; color: var(--muted); margin-top: .1rem; }


/* ===== CATEGORY TABS ===== */
.cat-tabs { display: flex; flex-wrap: wrap; gap: .4rem; margin-bottom: 1.2rem; }
.cat-tab {
  padding: .4rem 1.1rem;
  background: var(--bg);
  border: 1.5px solid var(--border);
  border-radius: 9999px;
  color: var(--muted);
  font-size: .88rem;
  cursor: pointer;
  transition: all .15s;
}
.cat-tab:hover { border-color: var(--accent); color: var(--accent); }
.cat-tab.active { background: var(--accent2); border-color: var(--accent); color: #fff; font-weight: 600; }

/* ===== PASS ROW ===== */
.pass-row { display: flex; gap: 0; align-items: stretch; }
.pass-row input {
  flex: 1;
  border-radius: var(--radius-sm) 0 0 var(--radius-sm) !important;
  border-right: none !important;
}
.btn-eye {
  flex-shrink: 0;
  width: 2.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #0a1628;
  border: 1.5px solid #2d3f58;
  border-left: none;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  color: var(--muted);
  cursor: pointer;
  transition: color .15s, border-color .15s, background .15s;
  padding: 0;
}
.btn-eye:hover { color: var(--accent); border-color: var(--accent); background: rgba(167,139,250,.08); }
.btn-eye svg { display: block; pointer-events: none; }
.btn-eye svg.hidden { display: none !important; }

/* ===== FOOTER ===== */
.footer { text-align: center; padding: 1.5rem 1rem; color: var(--muted); font-size: .8rem; border-top: 1px solid var(--border); margin-top: 2rem; }


  .btn-lg { width: 100%; justify-content: center; }
  .auth-card { padding: 2rem 1.25rem; }
}

/* ===== FILE PICKER ===== */
.file-picker { position: relative; }
.file-picker input[type="file"] { position: absolute; inset: 0; opacity: 0; cursor: pointer; width: 100%; height: 100%; z-index: 2; }
.file-picker-btn {
  display: flex;
  align-items: center;
  gap: .6rem;
  padding: .7rem 1.1rem;
  background: #0a1628;
  border: 1.5px dashed #334155;
  border-radius: var(--radius-sm);
  color: var(--muted);
  font-size: .88rem;
  cursor: pointer;
  transition: border-color .18s, background .18s, color .18s;
  user-select: none;
}
.file-picker-btn .pick-icon { font-size: 1.1rem; flex-shrink: 0; }
.file-picker-btn .pick-label { flex: 1; }
.file-picker-btn .pick-name { font-size: .8rem; color: var(--accent); margin-top: .1rem; display: none; }
.file-picker:hover .file-picker-btn,
.file-picker.has-file .file-picker-btn {
  border-color: var(--accent);
  background: rgba(124,58,237,.07);
  color: var(--text);
}
.file-picker.has-file .file-picker-btn { border-style: solid; }
.file-picker.has-file .pick-name { display: block; }

/* ===== RESPONSIVE ===== */

/* ---------- tablet: <= 900px ---------- */
@media (max-width: 900px) {
  .container { padding: 1.5rem 1rem; }
  .page-container { padding: 1.25rem 1rem; }
  .features { grid-template-columns: repeat(2, 1fr); }
  .form-row { grid-template-columns: 1fr; gap: 0; }
  .data-table th, .data-table td { padding: .5rem .6rem; font-size: .82rem; }
}

/* ---------- mobile: <= 768px ---------- */
@media (max-width: 768px) {
  /* navbar */
  .navbar {
    height: auto;
    flex-wrap: wrap;
    gap: .4rem;
    padding: .65rem 1rem;
  }
  .nav-brand a { font-size: 1.05rem; }
  .nav-links {
    width: 100%;
    flex-wrap: wrap;
    gap: .35rem;
    padding-bottom: .3rem;
  }
  .nav-links a { font-size: .82rem; padding: .28rem .55rem; }

  /* layout */
  .container { padding: 1rem .85rem; }
  .page-container { padding: 1rem .85rem; }
  .section-card { padding: 1rem; }

  /* hero */
  .hero { padding: 2.5rem 1rem 2rem; }
  .hero h1 { font-size: 1.6rem; }
  .hero p { font-size: .95rem; }
  .hero-btns { flex-direction: column; align-items: stretch; }
  .btn-lg { width: 100%; justify-content: center; }

  /* features */
  .features { grid-template-columns: 1fr; padding: 1.2rem .85rem; }

  /* forms */
  .form-row { grid-template-columns: 1fr; gap: 0; }
  .form-input, .form-group input, .form-group select, .form-group textarea { font-size: .95rem; }
  .auth-container { padding: .75rem; }
  .auth-card { padding: 1.75rem 1rem; }

  /* tables -> hide less important cols */
  .data-table { font-size: .8rem; }
  .data-table th, .data-table td { padding: .45rem .5rem; }
  .order-row-items { display: none; }

  /* accounts page */
  .account-list { gap: .5rem; }
  .account-card {
    flex-direction: column;
    align-items: flex-start;
    gap: .6rem;
    padding: .85rem 1rem;
  }
  .account-card .acc-actions { width: 100%; display: flex; justify-content: flex-end; }

  /* buttons */
  .btn-primary, .btn-outline, .btn-danger { font-size: .88rem; padding: .55rem .9rem; }
}

/* ---------- small mobile: <= 480px ---------- */
@media (max-width: 480px) {
  .navbar { padding: .55rem .75rem; }
  .nav-links a { font-size: .78rem; padding: .25rem .45rem; }

  .page-container { padding: .75rem .65rem; }
  .section-card { padding: .85rem .75rem; }

  .hero h1 { font-size: 1.35rem; }

  /* stack table into card layout */
  .data-table thead { display: none; }
  .data-table, .data-table tbody, .data-table tr, .data-table td {
    display: block;
    width: 100%;
  }
  .data-table tr {
    background: var(--bg2);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    margin-bottom: .6rem;
    padding: .5rem .75rem;
  }
  .data-table td {
    padding: .3rem 0;
    font-size: .82rem;
    border: none;
    display: flex;
    gap: .5rem;
  }
  .data-table td::before {
    content: attr(data-label);
    color: var(--muted);
    font-size: .75rem;
    min-width: 4.5rem;
    flex-shrink: 0;
  }

  .auth-card { padding: 1.5rem .85rem; }
  .pass-row input { font-size: .88rem; }
  .btn-eye { width: 2.25rem; }
  .cat-tab { font-size: .8rem; padding: .35rem .85rem; }
}