/* HighSchool Chat - Mobile-first minimalist CSS */
:root {
  --bg: #f7f8fa;
  --surface: #ffffff;
  --border: #e2e5ea;
  --primary: #2563eb;
  --primary-light: #eff6ff;
  --text: #1a1a2e;
  --muted: #6b7280;
  --danger: #dc2626;
  --success: #16a34a;
  --warning: #d97706;
  --radius: 10px;
  --shadow: 0 1px 3px rgba(0,0,0,.08);
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{font-size:15px;-webkit-text-size-adjust:100%}
body{background:var(--bg);color:var(--text);font-family:system-ui,-apple-system,sans-serif;line-height:1.5;min-height:100vh}
a{color:var(--primary);text-decoration:none}
a:hover{text-decoration:underline}
img{max-width:100%;height:auto;display:block}

/* Layout */
.container{max-width:600px;margin:0 auto;padding:0 12px}
.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:16px;margin-bottom:12px;box-shadow:var(--shadow)}
.card-sm{padding:12px}

/* Header */
.site-header{background:var(--surface);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:100}
.site-header .inner{display:flex;align-items:center;justify-content:space-between;padding:10px 12px;max-width:600px;margin:0 auto}
.site-header .logo{font-weight:700;font-size:1.1rem;color:var(--primary)}
.nav-links{display:flex;gap:12px;align-items:center;font-size:.85rem}
.nav-links a{color:var(--muted)}
.nav-links a:hover{color:var(--primary)}

/* Bottom nav for mobile */
.bottom-nav{position:fixed;bottom:0;left:0;right:0;background:var(--surface);border-top:1px solid var(--border);display:flex;z-index:100}
.bottom-nav a{flex:1;display:flex;flex-direction:column;align-items:center;padding:8px 4px;font-size:.7rem;color:var(--muted);text-decoration:none}
.bottom-nav a.active,.bottom-nav a:hover{color:var(--primary)}
.bottom-nav .icon{font-size:1.3rem;line-height:1}
.bottom-nav .badge{background:var(--danger);color:#fff;border-radius:99px;font-size:.6rem;padding:1px 5px;position:absolute;top:4px;right:calc(50% - 18px)}
.bottom-nav a{position:relative}
.pb-nav{padding-bottom:62px}

/* Forms */
input,select,textarea{width:100%;padding:10px 12px;border:1px solid var(--border);border-radius:8px;font-size:.95rem;background:#fff;color:var(--text);appearance:none;-webkit-appearance:none}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-light)}
label{display:block;font-size:.85rem;font-weight:600;margin-bottom:4px;color:var(--muted)}
.form-group{margin-bottom:14px}
select{background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%236b7280' fill='none' stroke-width='2' stroke-linecap='round'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 12px center;padding-right:36px}
textarea{resize:vertical;min-height:80px}

/* Buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:10px 18px;border-radius:8px;font-size:.95rem;font-weight:600;cursor:pointer;border:none;text-decoration:none;transition:opacity .15s}
.btn:hover{opacity:.88;text-decoration:none}
.btn-primary{background:var(--primary);color:#fff}
.btn-outline{background:#fff;color:var(--primary);border:1.5px solid var(--primary)}
.btn-danger{background:var(--danger);color:#fff}
.btn-success{background:var(--success);color:#fff}
.btn-ghost{background:transparent;color:var(--muted);border:1px solid var(--border)}
.btn-sm{padding:6px 12px;font-size:.82rem}
.btn-block{width:100%;display:flex}

/* Alerts */
.alert{padding:10px 14px;border-radius:8px;font-size:.88rem;margin-bottom:12px}
.alert-danger{background:#fef2f2;color:var(--danger);border:1px solid #fecaca}
.alert-success{background:#f0fdf4;color:var(--success);border:1px solid #bbf7d0}
.alert-info{background:var(--primary-light);color:var(--primary);border:1px solid #bfdbfe}

/* School search */
.school-item{padding:12px;border-bottom:1px solid var(--border);cursor:pointer;display:block;text-decoration:none;color:var(--text)}
.school-item:hover{background:var(--primary-light)}
.school-item .name{font-weight:600;font-size:.95rem}
.school-item .sub{font-size:.8rem;color:var(--muted)}
.search-box{position:relative;margin-bottom:14px}
.search-box input{padding-left:38px}
.search-box::before{content:'🔍';position:absolute;left:11px;top:50%;transform:translateY(-50%);font-size:.9rem}

/* Province grid */
.province-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:12px}
.prov-card{background:var(--surface);border:1.5px solid var(--border);border-radius:var(--radius);padding:14px 10px;text-align:center;cursor:pointer;text-decoration:none;color:var(--text);transition:border-color .15s}
.prov-card:hover{border-color:var(--primary);color:var(--primary);text-decoration:none}
.prov-card .abbr{font-size:1.5rem;font-weight:800;color:var(--primary);display:block}
.prov-card .full{font-size:.75rem;color:var(--muted);margin-top:2px}

/* Wall / Chat */
.wall-post{padding:12px;border-bottom:1px solid var(--border)}
.wall-post .meta{display:flex;align-items:center;gap:8px;margin-bottom:6px}
.wall-post .avatar{width:36px;height:36px;border-radius:50%;object-fit:cover;background:var(--border)}
.wall-post .nick{font-weight:600;font-size:.88rem}
.wall-post .time{font-size:.75rem;color:var(--muted);margin-left:auto}
.wall-post .body{font-size:.92rem;word-break:break-word}
.wall-post .media-thumb{width:60px;height:60px;border-radius:6px;object-fit:cover;cursor:pointer;margin-top:6px}
.wall-post .actions{display:flex;gap:14px;margin-top:8px}
.wall-post .actions button{background:none;border:none;font-size:.8rem;color:var(--muted);cursor:pointer;padding:0;display:flex;align-items:center;gap:3px}
.wall-post .actions button:hover{color:var(--primary)}
.wall-post.flagged .body{filter:blur(4px);pointer-events:none}
.wall-post.flagged::after{content:'⚠ Pending review';display:block;font-size:.75rem;color:var(--warning);margin-top:4px}
.reply-indent{margin-left:20px;border-left:2px solid var(--border);padding-left:10px}

/* Compose bar */
.compose-bar{background:var(--surface);border-top:1px solid var(--border);padding:8px 10px;display:flex;gap:8px;align-items:flex-end}
.compose-bar textarea{min-height:40px;max-height:120px;padding:8px 10px;font-size:.92rem;border-radius:8px;flex:1;resize:none}
.compose-bar .btn{padding:8px 14px;flex-shrink:0}
.compose-attach{background:none;border:none;font-size:1.4rem;cursor:pointer;color:var(--muted);padding:4px}

/* Profile */
.profile-pic{width:80px;height:80px;border-radius:50%;object-fit:cover;border:2px solid var(--border)}
.profile-header{display:flex;align-items:center;gap:14px;margin-bottom:14px}
.profile-header .info .nick{font-weight:700;font-size:1.1rem}
.profile-header .info .meta{font-size:.8rem;color:var(--muted)}

/* Inbox */
.inbox-layout{display:flex;height:calc(100vh - 110px)}
.inbox-sidebar{width:200px;border-right:1px solid var(--border);overflow-y:auto;flex-shrink:0}
.inbox-sidebar.collapsed{display:none}
.inbox-main{flex:1;display:flex;flex-direction:column;overflow:hidden}
.chat-messages{flex:1;overflow-y:auto;padding:10px}
.msg-bubble{max-width:78%;margin-bottom:10px}
.msg-bubble.mine{margin-left:auto}
.msg-bubble .bubble{padding:8px 12px;border-radius:12px;font-size:.9rem;word-break:break-word}
.msg-bubble.mine .bubble{background:var(--primary);color:#fff;border-bottom-right-radius:3px}
.msg-bubble.theirs .bubble{background:#f0f0f0;border-bottom-left-radius:3px}
.msg-bubble .ts{font-size:.7rem;color:var(--muted);margin-top:2px;text-align:right}
.conv-item{padding:10px 12px;border-bottom:1px solid var(--border);cursor:pointer;display:flex;align-items:center;gap:8px}
.conv-item:hover,.conv-item.active{background:var(--primary-light)}
.conv-item .avatar{width:34px;height:34px;border-radius:50%;object-fit:cover;flex-shrink:0;background:var(--border)}
.conv-item .name{font-size:.85rem;font-weight:600}
.conv-item .badge{background:var(--danger);color:#fff;border-radius:99px;font-size:.65rem;padding:1px 5px;margin-left:auto}

/* Steps */
.steps{display:flex;gap:4px;margin-bottom:18px}
.step{flex:1;height:4px;border-radius:2px;background:var(--border)}
.step.done{background:var(--primary)}

/* Notification toggle */
.toggle-row{display:flex;align-items:center;justify-content:space-between;padding:10px 0;border-bottom:1px solid var(--border)}
.toggle{position:relative;display:inline-block;width:42px;height:24px}
.toggle input{opacity:0;width:0;height:0}
.slider{position:absolute;inset:0;background:var(--border);border-radius:12px;cursor:pointer;transition:.2s}
.slider::before{content:'';position:absolute;width:18px;height:18px;left:3px;bottom:3px;background:#fff;border-radius:50%;transition:.2s}
input:checked + .slider{background:var(--primary)}
input:checked + .slider::before{transform:translateX(18px)}

/* Popup/modal */
.overlay{display:none;position:fixed;inset:0;background:rgba(0,0,0,.6);z-index:200;align-items:center;justify-content:center}
.overlay.open{display:flex}
.modal{background:#fff;border-radius:var(--radius);max-width:92vw;max-height:90vh;overflow:auto;position:relative}
.modal img{max-width:100%;max-height:80vh;object-fit:contain}
.modal-close{position:absolute;top:8px;right:10px;font-size:1.4rem;cursor:pointer;color:var(--muted);background:#fff;border:none;border-radius:50%;width:28px;height:28px;display:flex;align-items:center;justify-content:center}

/* Misc */
.divider{border:none;border-top:1px solid var(--border);margin:14px 0}
.text-muted{color:var(--muted)}
.text-sm{font-size:.82rem}
.mt-1{margin-top:6px}.mt-2{margin-top:12px}.mt-3{margin-top:18px}
.mb-1{margin-bottom:6px}.mb-2{margin-bottom:12px}
.fw-bold{font-weight:700}
.text-center{text-align:center}
.flex{display:flex}.gap-1{gap:6px}.gap-2{gap:12px}.items-center{align-items:center}
.blurred{filter:blur(5px)}
.page-title{font-size:1.1rem;font-weight:700;margin-bottom:14px}
.badge-count{background:var(--primary-light);color:var(--primary);border-radius:6px;padding:2px 7px;font-size:.78rem;font-weight:600}
.school-banner{background:var(--primary);color:#fff;padding:10px 12px;font-size:.88rem}
.school-banner strong{display:block;font-size:1rem}
.announce-bar{background:#fffbeb;border:1px solid #fde68a;padding:10px 14px;border-radius:8px;font-size:.88rem;margin-bottom:12px}
#results-list{background:#fff;border:1px solid var(--border);border-radius:8px;overflow:hidden;max-height:60vh;overflow-y:auto}
.spinner{display:inline-block;width:18px;height:18px;border:2px solid var(--border);border-top-color:var(--primary);border-radius:50%;animation:spin .7s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}