/* ─── PROFILE & SOCIAL ─── */
.profile-header { max-width: 1000px; margin: 0 auto; padding: 36px 48px; display: flex; gap: 28px; align-items: center; border-bottom: 1px solid var(--border-subtle); }
.profile-avatar { width: 100px; height: 100px; border-radius: 50%; border: 3px solid var(--border-default); flex-shrink: 0; }
.profile-info h1 { font-family: var(--font-display); font-size: var(--text-3xl); font-weight: 800; color: #fff; margin-bottom: 4px; }
.profile-bio { color: var(--text-muted); font-size: .85rem; margin-bottom: 14px; }
.profile-stats { display: grid; grid-template-columns: repeat(5, 1fr); gap: 10px; }
.stat-box { padding: 12px 10px; background: rgba(255,255,255,.02); border: 1px solid rgba(255,255,255,.04); border-radius: var(--radius-sm); text-align: center; }
.stat-box:hover { background: var(--primary-surface); border-color: var(--border-subtle); transform: translateY(-2px); }
.stat-value { font-size: 1.3rem; font-weight: 800; color: var(--warm-light); }
.stat-label { font-size: .62rem; color: var(--text-muted); margin-top: 2px; font-weight: 500; text-transform: uppercase; }

.profile-section { max-width: 1000px; margin: 28px auto; padding: 0 48px; }
.profile-section h2 { font-family: var(--font-display); font-size: var(--text-xl); font-weight: 700; margin-bottom: 14px; color: #fff; }

.achievements-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(170px, 1fr)); gap: 10px; }
.achievement-card { padding: 16px 12px; background: rgba(255,255,255,.02); border: 1px solid rgba(255,255,255,.04); border-radius: var(--radius-md); text-align: center; transition: all var(--dur-quick); }
.achievement-card.unlocked { background: var(--primary-surface); border-color: var(--border-default); }
.achievement-card.locked { opacity: .3; filter: grayscale(.6); }
.ach-icon { font-size: 2rem; margin-bottom: 6px; }
.ach-name { font-size: .82rem; font-weight: 700; color: #fff; margin-bottom: 2px; }
.ach-desc { font-size: .68rem; color: var(--text-muted); }

.profile-edit { max-width: 450px; }
.profile-edit label { display: block; color: var(--text-muted); font-size: .72rem; font-weight: 600; margin: 12px 0 4px; text-transform: uppercase; letter-spacing: .5px; }
.profile-edit textarea, .profile-edit select { width: 100%; padding: 10px 12px; background: rgba(255,255,255,.03); border: 1px solid rgba(255,255,255,.08); border-radius: var(--radius-sm); color: #f3f4f6; font-size: .85rem; }
.profile-edit button { margin-top: 14px; padding: 10px 24px; background: linear-gradient(135deg, var(--primary), var(--accent)); color: #fff; border: none; border-radius: var(--radius-sm); font-weight: 600; cursor: pointer; }

.activity-feed { display: flex; flex-direction: column; gap: 8px; }
.milestone-item { display: flex; gap: 10px; padding: 10px; background: rgba(255,255,255,.02); border: 1px solid rgba(255,255,255,.04); border-radius: var(--radius-sm); }
.milestone-icon { font-size: 1.2rem; }
.milestone-text { font-size: .82rem; color: var(--text-secondary); }
.milestone-time { font-size: .66rem; color: var(--text-subtle); margin-top: 2px; }

.notif-list { display: flex; flex-direction: column; gap: 6px; }
.notif-item { display: flex; gap: 10px; padding: 12px; background: rgba(255,255,255,.02); border: 1px solid rgba(255,255,255,.04); border-radius: var(--radius-sm); cursor: pointer; }
.notif-item.unread { border-left: 3px solid var(--primary); }
.notif-title { font-size: .82rem; font-weight: 600; color: #fff; }
.notif-text { font-size: .74rem; color: var(--text-muted); }

.page-header { padding: 36px 48px 16px; max-width: 1000px; margin: 0 auto; }
.page-header h1 { font-family: var(--font-display); font-size: var(--text-3xl); font-weight: 800; color: #fff; margin-bottom: 4px; }
.page-header p { color: var(--text-muted); font-size: .85rem; }

.btn-secondary { padding: 7px 14px; background: rgba(255,255,255,.03); border: 1px solid rgba(255,255,255,.08); border-radius: var(--radius-sm); color: var(--text-secondary); cursor: pointer; font-size: .78rem; }

@media (max-width: 768px) { .profile-header { flex-direction: column; text-align: center; padding: 20px 16px; } .profile-stats { grid-template-columns: repeat(2, 1fr); } .page-header { padding: 24px 16px 12px; } }