/* ============================================
   GROUP SPLIT — SplitAja Phase 6
   ============================================ */
.group-main { max-width: 600px; margin: 0 auto; padding: 80px 16px 40px; min-height: 100vh; }
.group-hero { text-align: center; padding: 24px 0 20px; }
.group-title { display: flex; align-items: center; justify-content: center; gap: 10px; font-size: 1.6rem; font-weight: 800; color: var(--text-primary); }
.group-title svg { color: #6366f1; }
.group-subtitle { color: var(--text-secondary); font-size: 0.9rem; margin-top: 4px; }

/* Join Bar */
.join-bar { display: flex; gap: 8px; margin-bottom: 12px; }
.join-input {
  flex: 1; padding: 11px 14px; border: 1px solid var(--border-default, rgba(0,0,0,0.1));
  border-radius: 10px; background: var(--bg-surface-2, #f5f5f7); font-size: 0.9rem; font-family: inherit;
  color: var(--text-primary); outline: none; text-transform: uppercase; letter-spacing: 0.1em;
}
.join-input::placeholder { text-transform: none; letter-spacing: normal; }
.join-input:focus { border-color: #6366f1; box-shadow: 0 0 0 3px rgba(99,102,241,0.1); }
.btn-join {
  padding: 11px 20px; background: linear-gradient(135deg, #6366f1, #8b5cf6); border: none; border-radius: 10px;
  color: #fff; font-weight: 700; font-size: 0.85rem; cursor: pointer; font-family: inherit;
  box-shadow: 0 4px 12px rgba(99,102,241,0.3); white-space: nowrap;
}

/* Create Button */
.btn-create-group {
  display: flex; align-items: center; justify-content: center; gap: 8px; width: 100%; padding: 14px;
  margin-bottom: 20px; background: linear-gradient(135deg, #6366f1, #8b5cf6); color: #fff;
  border: none; border-radius: 14px; font-weight: 700; font-size: 0.95rem; cursor: pointer;
  font-family: inherit; box-shadow: 0 4px 16px rgba(99,102,241,0.3); transition: 0.2s;
}
.btn-create-group:hover { transform: translateY(-1px); box-shadow: 0 6px 24px rgba(99,102,241,0.4); }

/* Group List */
.group-list { display: flex; flex-direction: column; gap: 12px; }

/* Group Card */
.group-card {
  background: var(--bg-surface, #fff); border: 1px solid var(--border-default, rgba(0,0,0,0.06));
  border-radius: 18px; padding: 18px; cursor: pointer; transition: 0.2s;
  animation: fadeInUp 0.3s ease both;
}
.group-card:hover { border-color: rgba(99,102,241,0.25); box-shadow: 0 6px 20px rgba(99,102,241,0.08); transform: translateY(-2px); }
.group-card-head { display: flex; align-items: center; gap: 12px; margin-bottom: 10px; }
.group-emoji {
  font-size: 2rem; width: 48px; height: 48px; display: flex; align-items: center; justify-content: center;
  background: rgba(99,102,241,0.08); border-radius: 14px; flex-shrink: 0;
}
.group-card-info { flex: 1; min-width: 0; }
.group-card-name { font-size: 1rem; font-weight: 700; color: var(--text-primary); }
.group-card-meta { font-size: 0.72rem; color: var(--text-secondary); margin-top: 2px; }
.group-card-stats { display: flex; gap: 12px; font-size: 0.78rem; color: var(--text-secondary); }
.group-card-stats span { display: flex; align-items: center; gap: 4px; }

/* Group Card Actions — match budget pattern */
.group-card-actions {
  display: flex; gap: 4px; flex-shrink: 0; margin-left: auto;
}
.group-card-actions button {
  width: 30px; height: 30px; border: none;
  border-radius: 8px; cursor: pointer;
  font-size: 0.85rem; display: flex; align-items: center; justify-content: center;
  transition: all 0.15s ease; padding: 0;
}
.btn-edit-group {
  background: rgba(99,102,241,0.08); color: var(--indigo, #6366f1);
}
.btn-edit-group:hover {
  background: rgba(99,102,241,0.15);
}
.btn-delete-group {
  background: rgba(239,68,68,0.06); color: #ef4444;
}
.btn-delete-group:hover {
  background: rgba(239,68,68,0.12);
}
.dark .group-card-actions .btn-edit-group {
  background: rgba(99,102,241,0.12);
}
.dark .group-card-actions .btn-delete-group {
  background: rgba(239,68,68,0.1);
}

/* Detail */
.group-detail { padding-top: 10px; }
.btn-back-list {
  display: inline-flex; align-items: center; gap: 6px; background: rgba(99,102,241,0.08);
  border: none; border-radius: 10px; padding: 8px 16px; color: #6366f1; font-weight: 600;
  font-size: 0.85rem; cursor: pointer; font-family: inherit; margin-bottom: 16px;
}

/* Detail Header */
.detail-header {
  background: var(--bg-surface, #fff); border: 1px solid var(--border-default); border-radius: 18px;
  padding: 20px; margin-bottom: 16px; text-align: center;
}
.detail-emoji-lg { font-size: 2.5rem; margin-bottom: 8px; }
.detail-group-name { font-size: 1.2rem; font-weight: 800; color: var(--text-primary); }
.detail-group-meta { font-size: 0.8rem; color: var(--text-secondary); margin-top: 4px; }

/* Invite Card */
.invite-card {
  background: linear-gradient(135deg, rgba(99,102,241,0.06), rgba(139,92,246,0.06));
  border: 1px dashed rgba(99,102,241,0.3); border-radius: 14px; padding: 16px; text-align: center;
  margin-bottom: 16px;
}
.invite-label { font-size: 0.72rem; font-weight: 700; color: var(--text-secondary); text-transform: none; letter-spacing: 0.02em; }
.invite-code {
  font-size: 1.6rem; font-weight: 800; letter-spacing: 0.15em; color: #6366f1;
  margin: 8px 0; cursor: pointer; user-select: all;
}
.invite-link { font-size: 0.72rem; color: var(--text-secondary); margin-bottom: 10px; word-break: break-all; }
.btn-wa-invite {
  padding: 10px 20px; background: linear-gradient(135deg, #25d366, #128c7e); color: #fff;
  border: none; border-radius: 8px; font-weight: 600; font-size: 0.8rem; cursor: pointer;
  font-family: inherit; display: inline-flex; align-items: center; gap: 6px;
  box-shadow: 0 2px 8px rgba(37,211,102,0.25); transition: 0.2s; width: 100%;
  justify-content: center;
}
.btn-wa-invite:hover { box-shadow: 0 4px 16px rgba(37,211,102,0.4); transform: translateY(-1px); }

/* Balances */
.balance-section { margin-bottom: 16px; }
.section-title { font-size: 0.85rem; font-weight: 700; color: var(--text-secondary); margin-bottom: 10px; text-transform: none; letter-spacing: 0.02em; }
.balance-note {
  margin-bottom: 10px;
  padding: 10px 12px;
  border-radius: 10px;
  background: rgba(99,102,241,0.06);
  border: 1px solid rgba(99,102,241,0.14);
  color: var(--text-secondary);
  font-size: 0.76rem;
  line-height: 1.5;
}
.balance-item {
  display: flex; align-items: center; gap: 10px; padding: 12px 14px; margin-bottom: 6px;
  background: var(--bg-surface, #fff); border: 1px solid var(--border-default, rgba(0,0,0,0.05)); border-radius: 12px;
}
.balance-avatar {
  width: 36px; height: 36px; border-radius: 50%; object-fit: cover;
  background: linear-gradient(135deg, #6366f1, #8b5cf6); display: flex; align-items: center;
  justify-content: center; font-size: 0.8rem; color: #fff; font-weight: 700; flex-shrink: 0;
}
.balance-info { flex: 1; }
.balance-name { font-size: 0.85rem; font-weight: 600; color: var(--text-primary); }
.balance-sub { font-size: 0.7rem; color: var(--text-secondary); }
.balance-net { font-size: 0.9rem; font-weight: 800; white-space: nowrap; }
.balance-positive { color: #10b981; }
.balance-negative { color: #ef4444; }
.balance-zero { color: var(--text-secondary); }

/* Members */
.member-item { display: flex; align-items: center; gap: 10px; padding: 10px 14px; margin-bottom: 6px;
  background: var(--bg-surface, #fff); border: 1px solid var(--border-default); border-radius: 12px; }
.member-avatar { width: 32px; height: 32px; border-radius: 50%; object-fit: cover; }
.member-info { flex: 1; }
.member-name { font-size: 0.85rem; font-weight: 600; color: var(--text-primary); }
.member-role { font-size: 0.68rem; padding: 2px 8px; border-radius: 6px; background: rgba(99,102,241,0.1); color: #6366f1; font-weight: 700; }
.btn-remove-member { width: 28px; height: 28px; border: none; border-radius: 8px; background: rgba(239,68,68,0.06); color: #ef4444; cursor: pointer; font-size: 0.8rem; }

/* Transactions */
.txn-item { display: flex; align-items: center; gap: 10px; padding: 12px 14px; margin-bottom: 6px;
  background: var(--bg-surface, #fff); border: 1px solid var(--border-default); border-radius: 12px; }
.txn-icon { font-size: 1.2rem; }
.txn-info { flex: 1; min-width: 0; }
.txn-name { font-size: 0.85rem; font-weight: 600; color: var(--text-primary); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.txn-date { font-size: 0.7rem; color: var(--text-secondary); }
.txn-amount { font-size: 0.9rem; font-weight: 800; color: #ef4444; white-space: nowrap; }

/* Gate */
.gate { padding: 60px 20px; }
.gate-card { text-align: center; background: var(--bg-surface, rgba(255,255,255,0.7));
  border: 1px solid var(--border-default); border-radius: 20px; padding: 40px 24px; max-width: 360px; margin: 0 auto; }
.gate-icon { font-size: 3rem; margin-bottom: 16px; }
.gate-card h2 { font-size: 1.2rem; font-weight: 800; margin-bottom: 8px; }
.gate-card p { font-size: 0.85rem; color: var(--text-secondary); margin-bottom: 24px; }
.btn-gate { display: inline-flex; align-items: center; gap: 8px; padding: 12px 28px; background: linear-gradient(135deg, #6366f1, #8b5cf6);
  color: #fff; border: none; border-radius: 12px; font-weight: 700; font-size: 0.9rem; text-decoration: none;
  box-shadow: 0 4px 16px rgba(99,102,241,0.3); cursor: pointer; transition: all 0.2s; }

/* Loading / Empty */
.group-loading, .group-empty { text-align: center; padding: 60px 20px; color: var(--text-secondary); }
.group-loading p { margin-top: 16px; font-size: 0.85rem; }
.group-empty .empty-icon { font-size: 3.5rem; margin-bottom: 16px; }
.group-empty h3 { color: var(--text-primary); margin-bottom: 8px; }
.group-empty p { font-size: 0.85rem; max-width: 300px; margin: 0 auto; }

/* Modal — reuse from budget */
.modal-overlay { position: fixed; inset: 0; background: rgba(0,0,0,0.5); display: flex; align-items: center;
  justify-content: center; z-index: 200; padding: 16px; backdrop-filter: blur(4px); }
.modal-card { background: var(--bg-surface, #fff); border: 1px solid var(--border-default); border-radius: 20px;
  padding: 24px; width: 100%; max-width: 400px; box-shadow: 0 20px 60px rgba(0,0,0,0.2); animation: modalIn 0.25s ease; }
@keyframes modalIn { from { opacity: 0; transform: scale(0.95) translateY(10px); } }
.modal-card h3 { font-size: 1.1rem; font-weight: 800; margin-bottom: 18px; }
.form-row { margin-bottom: 14px; }
.form-row label { display: block; font-size: 0.78rem; font-weight: 600; color: var(--text-secondary); margin-bottom: 6px; }
.modal-input { width: 100%; padding: 11px 14px; border: 1px solid var(--border-default, rgba(0,0,0,0.1));
  border-radius: 10px; background: var(--bg-surface-2, #f5f5f7); color: var(--text-primary); font-size: 0.9rem; font-family: inherit; outline: none; }
.modal-input:focus { border-color: #6366f1; box-shadow: 0 0 0 3px rgba(99,102,241,0.1); }
.emoji-picker { display: flex; flex-wrap: wrap; gap: 6px; }
.emoji-opt { width: 38px; height: 38px; border: 2px solid transparent; border-radius: 10px;
  background: var(--bg-surface-2, #f5f5f7); font-size: 1.2rem; cursor: pointer; display: flex; align-items: center; justify-content: center; }
.emoji-opt.active { border-color: #6366f1; background: rgba(99,102,241,0.08); }
.modal-actions { display: flex; gap: 10px; justify-content: flex-end; margin-top: 20px; }
.btn-cancel { padding: 10px 20px; border: 1px solid var(--border-default); border-radius: 10px;
  background: transparent; color: var(--text-secondary); font-weight: 600; font-size: 0.85rem; cursor: pointer; font-family: inherit; }
.btn-save { padding: 10px 24px; border: none; border-radius: 10px; background: linear-gradient(135deg, #6366f1, #8b5cf6);
  color: #fff; font-weight: 700; font-size: 0.85rem; cursor: pointer; font-family: inherit; box-shadow: 0 4px 12px rgba(99,102,241,0.3); }

/* Spinner */
.spinner { width: 36px; height: 36px; border: 3px solid rgba(99,102,241,0.15); border-top-color: #6366f1;
  border-radius: 50%; animation: spin 0.8s linear infinite; margin: 0 auto; }
@keyframes spin { to { transform: rotate(360deg); } }
@keyframes fadeInUp { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: translateY(0); } }

/* Confirm Modal */
.modal-delete { padding: 0; }
.modal-header { display: flex; align-items: center; justify-content: space-between; padding: 18px 20px 0; }
.modal-header h3 { margin-bottom: 0; }
.modal-close { background: none; border: none; font-size: 22px; color: var(--text-muted); cursor: pointer; padding: 4px 8px; border-radius: 8px; }
.modal-close:hover { background: rgba(0,0,0,0.06); color: var(--text-primary); }
.modal-body { padding: 20px; }
.delete-warning { text-align: center; padding: 16px 0; }
.delete-warning svg { margin-bottom: 12px; }
.delete-warning p { font-size: 0.88rem; color: var(--text-secondary); line-height: 1.5; }
.btn-danger { padding: 10px 20px; border: none; border-radius: 10px; background: linear-gradient(135deg, #ef4444, #dc2626);
  color: #fff; font-weight: 700; font-size: 0.85rem; cursor: pointer; font-family: inherit; box-shadow: 0 2px 8px rgba(239,68,68,0.3); }
.btn-danger:hover { box-shadow: 0 4px 16px rgba(239,68,68,0.4); transform: translateY(-1px); }

.hidden { display: none !important; }

/* Dark Mode */
.dark .group-card { background: rgba(30,41,59,0.5); border-color: rgba(255,255,255,0.05); }
.dark .group-emoji { background: rgba(99,102,241,0.12); }
.dark .detail-header, .dark .balance-item, .dark .member-item, .dark .txn-item { background: rgba(30,41,59,0.7); border-color: rgba(255,255,255,0.06); }
.dark .balance-note { background: rgba(99,102,241,0.1); border-color: rgba(129,140,248,0.22); }
.dark .invite-card { background: rgba(99,102,241,0.06); border-color: rgba(99,102,241,0.2); }
.dark .modal-card { background: #1e293b; border-color: rgba(255,255,255,0.08); }
.dark .modal-input, .dark .join-input { background: rgba(30,41,59,0.8); border-color: rgba(255,255,255,0.08); }
.dark .emoji-opt { background: rgba(30,41,59,0.8); }

@media (max-width: 420px) {
  .group-card { padding: 14px; }
  .group-emoji { width: 40px; height: 40px; font-size: 1.6rem; border-radius: 12px; }
  .invite-code { font-size: 1.3rem; }
}