/* =========================================
   style.css — World Cup 2026 | Mobile-First Responsive
   ========================================= */

/* --- Variables --- */
:root {
  --green-dark:   #0a3d1f;
  --green-main:   #1a6b35;
  --green-light:  #2d9e52;
  --gold-main:    #c9a84c;
  --gold-light:   #f0c96a;
  --gold-dark:    #9a7a2e;
  --white:        #ffffff;
  --gray-light:   #f5f5f5;
  --gray-mid:     #e0e0e0;
  --gray-text:    #555555;
  --danger:       #dc3545;
  --success:      #198754;
  --radius:       10px;
  --shadow:       0 4px 16px rgba(0,0,0,0.10);
  --transition:   0.2s ease;
}

/* --- Reset --- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
body {
  font-family: 'Sarabun', 'Noto Sans Thai', sans-serif;
  background: var(--gray-light);
  color: #222;
  min-height: 100vh;
  font-size: 16px;
}
a { color: var(--green-main); text-decoration: none; }
a:hover { color: var(--gold-main); }
img { max-width: 100%; display: block; }

/* =========================================
   NAVBAR
   ========================================= */
.navbar {
  background: linear-gradient(135deg, var(--green-dark) 0%, var(--green-main) 100%);
  padding: 0 1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 56px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.3);
  position: sticky;
  top: 0;
  z-index: 200;
}
.navbar-brand {
  color: var(--gold-light);
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: 0.5px;
  white-space: nowrap;
  flex-shrink: 0;
}
.navbar-brand span { color: var(--white); }

/* Avatar + hamburger — right side, always visible */
.navbar-right {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-shrink: 0;
  margin-left: auto;       /* push to right on desktop */
}

/* Avatar — always show, NOT inside nav-menu */
.navbar-avatar {
  width: 32px; height: 32px;
  border-radius: 50%;
  border: 2px solid var(--gold-main);
  object-fit: cover;
  display: block;
  flex-shrink: 0;
}

/* Hamburger button — hidden on desktop */
.navbar-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 36px;
  height: 36px;
  cursor: pointer;
  background: transparent;
  border: none;
  padding: 4px;
  flex-shrink: 0;
}
.navbar-toggle span {
  display: block;
  height: 2px;
  background: var(--gold-light);
  border-radius: 2px;
  transition: var(--transition);
}
.navbar-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.navbar-toggle.open span:nth-child(2) { opacity: 0; }
.navbar-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Desktop nav links */
.navbar-nav {
  display: flex;
  gap: 0.15rem;
  align-items: center;
  flex-wrap: nowrap;
  margin-left: 0.5rem;
}
.navbar-nav a {
  color: rgba(255,255,255,0.85);
  padding: 0.35rem 0.7rem;
  border-radius: 6px;
  font-size: 0.88rem;
  transition: var(--transition);
  white-space: nowrap;
}
.navbar-nav a:hover,
.navbar-nav a.active {
  background: rgba(255,255,255,0.15);
  color: var(--gold-light);
}

/* =========================================
   CONTAINER
   ========================================= */
.container {
  max-width: 1000px;
  margin: 0 auto;
  padding: 1.25rem 0.85rem;
}

/* =========================================
   PAGE HEADER
   ========================================= */
.page-header {
  background: linear-gradient(135deg, var(--green-dark) 0%, var(--green-main) 100%);
  color: var(--white);
  padding: 1.5rem 1rem;
  text-align: center;
  margin-bottom: 1.25rem;
}
.page-header h1 { font-size: 1.4rem; color: var(--gold-light); line-height: 1.3; }
.page-header p  { color: rgba(255,255,255,0.8); margin-top: 0.3rem; font-size: 0.9rem; }

/* =========================================
   CARD
   ========================================= */
.card {
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 1.25rem;
  margin-bottom: 1rem;
}
.card-title {
  font-size: 1rem; font-weight: 700; color: var(--green-dark);
  margin-bottom: 0.85rem; padding-bottom: 0.5rem;
  border-bottom: 2px solid var(--gold-main);
}

/* =========================================
   BUTTONS
   ========================================= */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 0.3rem;
  padding: 0.5rem 1.1rem; border-radius: 6px; border: none; cursor: pointer;
  font-size: 0.92rem; font-family: inherit; transition: var(--transition);
  line-height: 1.4; touch-action: manipulation; -webkit-tap-highlight-color: transparent;
}
.btn-primary { background: var(--green-main); color: var(--white); }
.btn-primary:hover { background: var(--green-dark); color: var(--white); }
.btn-gold { background: var(--gold-main); color: var(--green-dark); font-weight: 700; }
.btn-gold:hover { background: var(--gold-dark); color: var(--white); }
.btn-outline { background: transparent; border: 2px solid var(--green-main); color: var(--green-main); }
.btn-outline:hover { background: var(--green-main); color: var(--white); }
.btn-danger { background: var(--danger); color: var(--white); }
.btn-danger:hover { background: #b02a37; color: var(--white); }
.btn-sm { padding: 0.3rem 0.65rem; font-size: 0.82rem; }
.btn-block { display: flex; width: 100%; text-align: center; }

/* =========================================
   FORMS
   ========================================= */
.form-group { margin-bottom: 1rem; }
.form-label { display: block; margin-bottom: 0.3rem; font-weight: 600; color: var(--green-dark); font-size: 0.9rem; }
.form-control {
  width: 100%; padding: 0.6rem 0.85rem; border: 1.5px solid var(--gray-mid);
  border-radius: 6px; font-size: 1rem; font-family: inherit;
  transition: var(--transition); -webkit-appearance: none;
}
.form-control:focus { outline: none; border-color: var(--green-light); box-shadow: 0 0 0 3px rgba(26,107,53,0.12); }
select.form-control { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath d='M0 0l6 8 6-8z' fill='%23555'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 0.75rem center; padding-right: 2rem; }
textarea.form-control { resize: vertical; min-height: 120px; }

/* =========================================
   MATCH CARD
   ========================================= */
.match-card {
  background: var(--white); border-radius: var(--radius); box-shadow: var(--shadow);
  padding: 0.85rem 1rem; margin-bottom: 0.75rem;
  display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 0.75rem;
  border-left: 4px solid var(--green-main);
  position: relative;
}
.match-card.finished { border-left-color: var(--gold-main); }
.match-card.live     { border-left-color: var(--danger); animation: pulse-live 1.5s infinite; }
@keyframes pulse-live { 0%,100%{box-shadow:var(--shadow);} 50%{box-shadow:0 4px 20px rgba(220,53,69,0.28);} }

.team-block { text-align: center; }
.team-flag  { font-size: 2rem; display: block; }
.team-name  { font-weight: 700; font-size: 0.82rem; margin-top: 0.2rem; color: var(--green-dark); word-break: break-word; }
.score-block { text-align: center; min-width: 70px; }
.score-text  { font-size: 1.6rem; font-weight: 900; color: var(--green-dark); letter-spacing: 2px; }
.score-vs    { font-size: 0.95rem; color: var(--gray-text); font-weight: 600; }
.match-time-text { font-size: 0.75rem; color: var(--gray-text); margin-top: 0.15rem; }

/* =========================================
   BADGE
   ========================================= */
.badge { display: inline-block; padding: 0.18rem 0.55rem; border-radius: 20px; font-size: 0.72rem; font-weight: 700; white-space: nowrap; }
.badge-green  { background: var(--green-light); color: var(--white); }
.badge-gold   { background: var(--gold-main);   color: var(--green-dark); }
.badge-danger { background: var(--danger);       color: var(--white); }
.badge-gray   { background: var(--gray-mid);     color: var(--gray-text); }

/* =========================================
   ALERT
   ========================================= */
.alert { padding: 0.75rem 1rem; border-radius: 6px; margin-bottom: 1rem; font-size: 0.92rem; line-height: 1.5; }
.alert-success { background: #d1fae5; color: #065f46; border-left: 4px solid var(--success); }
.alert-danger  { background: #fee2e2; color: #991b1b; border-left: 4px solid var(--danger); }
.alert-info    { background: #dbeafe; color: #1e40af; border-left: 4px solid #3b82f6; }

/* =========================================
   LEADERBOARD
   ========================================= */
.leaderboard-table { width: 100%; border-collapse: collapse; font-size: 0.88rem; }
.leaderboard-table th { background: var(--green-dark); color: var(--gold-light); padding: 0.55rem 0.75rem; text-align: left; font-size: 0.85rem; white-space: nowrap; }
.leaderboard-table td { padding: 0.55rem 0.75rem; border-bottom: 1px solid var(--gray-mid); }
.leaderboard-table tr:hover td { background: #f0f8f3; }
.rank-1 td { background: #fffbeb; font-weight: 700; }
.rank-2 td { background: #f8f8f8; }
.rank-3 td { background: #fff5f0; }
.rank-num { font-weight: 900; color: var(--gold-dark); font-size: 1rem; }
.table-responsive { overflow-x: auto; -webkit-overflow-scrolling: touch; border-radius: var(--radius); }

/* =========================================
   GOOGLE LOGIN
   ========================================= */
.btn-google { display: flex; align-items: center; justify-content: center; gap: 0.6rem; background: var(--white); border: 1.5px solid var(--gray-mid); color: #444; padding: 0.6rem 1.25rem; border-radius: 6px; font-size: 0.95rem; cursor: pointer; transition: var(--transition); width: 100%; font-family: inherit; }
.btn-google:hover { background: var(--gray-light); border-color: #aaa; }
.btn-google img { width: 20px; height: 20px; }

/* =========================================
   MISC
   ========================================= */
.divider { display: flex; align-items: center; gap: 0.75rem; margin: 1rem 0; color: var(--gray-text); font-size: 0.85rem; }
.divider::before, .divider::after { content:''; flex:1; height:1px; background: var(--gray-mid); }
.invite-box { background: var(--green-dark); color: var(--gold-light); font-size: 1.5rem; font-weight: 900; letter-spacing: 5px; padding: 0.65rem 1.25rem; border-radius: 8px; text-align: center; cursor: pointer; user-select: all; display: inline-block; word-break: break-all; }
.predict-score { display: flex; align-items: center; gap: 0.75rem; justify-content: center; }
.predict-score input { width: 60px; text-align: center; font-size: 1.4rem; font-weight: 700; padding: 0.4rem; border: 2px solid var(--green-light); border-radius: 6px; }
.predict-score span { font-size: 1.2rem; color: var(--gray-text); font-weight: 700; }
.team-crest { width: 48px; height: 48px; object-fit: contain; display: block; margin: 0 auto 4px; border-radius: 4px; }
.team-flag-emoji { font-size: 2.4rem; line-height: 1; display: block; text-align: center; margin-bottom: 4px; }
.team-name-th { font-size: 0.82rem; font-weight: 700; color: var(--green-dark); text-align: center; word-break: break-word; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.grid-3 { display: grid; grid-template-columns: repeat(3,1fr); gap: 1rem; }
.grid-4 { display: grid; grid-template-columns: repeat(4,1fr); gap: 1rem; }
.grid-2-1 { display: grid; grid-template-columns: 1fr 1fr; gap: 1.25rem; }

/* =========================================
   RESPONSIVE — TABLET (≤ 768px)
   ========================================= */
@media (max-width: 768px) {
  .grid-4 { grid-template-columns: repeat(2,1fr); }
  .grid-3 { grid-template-columns: repeat(2,1fr); }
  .grid-2-1 { grid-template-columns: 1fr; }
  .page-header { padding: 1.25rem 1rem; }
  .page-header h1 { font-size: 1.2rem; }
  .card { padding: 1rem; }
  [style*="grid-template-columns:repeat(4,1fr)"] { grid-template-columns: repeat(2,1fr) !important; }
  [style*="grid-template-columns:1fr 1fr"] { grid-template-columns: 1fr !important; }
  [style*="grid-template-columns: 1fr 1fr"] { grid-template-columns: 1fr !important; }
}

/* =========================================
   RESPONSIVE — MOBILE (≤ 540px)
   ========================================= */
@media (max-width: 540px) {
  /* Navbar */
  .navbar { padding: 0 0.75rem; }
  .navbar-brand { font-size: 0.95rem; }
  .navbar-toggle { display: flex; }

  /* Avatar ยังคงโชว์อยู่ใน .navbar-right เสมอ */
  .navbar-avatar { width: 30px; height: 30px; }

  /* nav-menu ซ่อนอยู่ dropdown */
  .navbar-nav {
    display: none;
    position: fixed;
    top: 56px; left: 0; right: 0;
    background: var(--green-dark);
    flex-direction: column;
    align-items: stretch;
    padding: 0.5rem 0 1rem;
    box-shadow: 0 8px 24px rgba(0,0,0,0.35);
    z-index: 199;
    gap: 0;
    max-height: calc(100vh - 56px);
    overflow-y: auto;
    margin-left: 0;
  }
  .navbar-nav.open { display: flex; }
  .navbar-nav a {
    padding: 0.75rem 1.25rem;
    font-size: 1rem;
    border-radius: 0;
    border-bottom: 1px solid rgba(255,255,255,0.07);
  }
  .navbar-nav a:hover,
  .navbar-nav a.active { background: rgba(255,255,255,0.12); color: var(--gold-light); }

  /* Container */
  .container { padding: 0.85rem 0.65rem; }

  /* Grid collapse */
  .grid-4, .grid-3, .grid-2, .grid-2-1 { grid-template-columns: 1fr; }
  [style*="grid-template-columns:repeat(4,1fr)"] { grid-template-columns: repeat(2,1fr) !important; }
  [style*="grid-template-columns:repeat(3,1fr)"] { grid-template-columns: repeat(2,1fr) !important; }
  [style*="grid-template-columns:1fr 1fr"],
  [style*="grid-template-columns: 1fr 1fr"] { grid-template-columns: 1fr !important; }

  /* Match card */
  .match-card { gap: 0.4rem; padding: 0.7rem 0.6rem; }
  .team-flag { font-size: 1.6rem; }
  .team-name, .team-name-th { font-size: 0.72rem; }
  .score-text { font-size: 1.35rem; }
  .score-block { min-width: 60px; }
  .team-crest { width: 36px; height: 36px; }
  .team-flag-emoji { font-size: 2rem; }

  /* Cards */
  .card { padding: 0.85rem; border-radius: 8px; }
  .card-title { font-size: 0.95rem; }

  /* Buttons */
  .btn { font-size: 0.88rem; padding: 0.5rem 0.9rem; }
  .btn-sm { font-size: 0.78rem; padding: 0.28rem 0.55rem; }

  /* Misc */
  .invite-box { font-size: 1.2rem; letter-spacing: 4px; padding: 0.5rem 0.85rem; }
  .page-header h1 { font-size: 1.1rem; }
  .page-header p  { font-size: 0.82rem; }
  .form-control { font-size: 1rem; }
  .leaderboard-table th, .leaderboard-table td { padding: 0.45rem 0.5rem; font-size: 0.8rem; }
  [style*="display:flex"] { flex-wrap: wrap; }
  .predict-score input { width: 54px; font-size: 1.25rem; }
}

/* =========================================
   RESPONSIVE — SMALL MOBILE (≤ 375px)
   ========================================= */
@media (max-width: 375px) {
  .match-card { padding: 0.6rem 0.5rem; gap: 0.3rem; }
  .team-flag { font-size: 1.4rem; }
  .team-name, .team-name-th { font-size: 0.68rem; }
  .score-text { font-size: 1.2rem; }
  .team-crest { width: 30px; height: 30px; }
  [style*="grid-template-columns:repeat(4,1fr)"] { grid-template-columns: repeat(2,1fr) !important; }
}

/* =========================================
   UTILITY
   ========================================= */
.text-center { text-align: center; }
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.w-100 { width: 100%; }
.flex-wrap { flex-wrap: wrap; }