/* TUVAN_THAY_v1 — hỏi thầy qua video: danh sách thầy, hồ sơ + đặt lịch, lịch hẹn, phòng gọi, bản ghi (khuôn tu-van.css của aicovan, màu chàm–vàng của site) */
.tv-trang{padding-top:18px;padding-bottom:34px}
.tv-the{background:var(--the);border:1px solid var(--vien);border-radius:var(--r);padding:16px;box-shadow:var(--bong);margin:0 0 14px}
.tv-the h2{font-size:20px;margin:0 0 10px}
.tv-hang{display:flex;gap:8px;flex-wrap:wrap;align-items:center}
.tv-nhan{display:inline-block;font:700 12px var(--sans);border-radius:999px;padding:3px 10px;background:var(--giay2);color:var(--chu2)}
.tv-nhan.xanh{background:#e6f4ec;color:#1d5a3b}.tv-nhan.vang{background:var(--vang-nhat);color:#5b4612}.tv-nhan.do{background:#fbe9e9;color:#8a2626}.tv-nhan.xam{background:var(--giay2);color:var(--chu2)}
.nut-do{background:#b23a3a;border-color:#b23a3a;color:#fff}.nut-do:hover{color:#fff;filter:brightness(1.06)}
.tv-ds{list-style:none;margin:0;padding:0;display:grid;gap:8px}
.tv-ds li{display:flex;gap:10px;align-items:center;justify-content:space-between;border:1px solid var(--vien);border-radius:12px;padding:10px 12px;background:var(--the)}
.tv-ds li > div{min-width:0}.tv-ds small{display:block;color:var(--chu2);font-size:13px}
.tv-am{color:var(--do)}.tv-duong{color:var(--xanh)}

/* danh sách thầy */
.tv-dau-trang{background:linear-gradient(160deg,#1b1640,#2b2160 70%);color:#fff;padding:28px 0 30px}
.tv-dau-trang h1{color:#fff}.tv-dau-trang p{color:#d9d4ee;max-width:640px;margin:0}
.tv-dau-trang .tv-buoc{display:flex;gap:14px;flex-wrap:wrap;margin-top:14px;font-size:14px;color:#e9e5f5}
.tv-dau-trang .tv-buoc span{display:flex;gap:6px;align-items:center}.tv-dau-trang .tv-buoc .ic{color:var(--vang)}
.tv-luoi{display:grid;gap:14px}@media(min-width:760px){.tv-luoi{grid-template-columns:1fr 1fr}}
.tv-thay{display:flex;gap:14px;align-items:flex-start;border:1px solid var(--vien);border-radius:var(--r);padding:16px;background:var(--the);color:var(--chu);box-shadow:var(--bong)}
.tv-thay:hover{text-decoration:none;border-color:var(--vang)}
.tv-av{flex:none;width:64px;height:64px;border-radius:50%;background:var(--cham2);color:var(--vang);display:grid;place-items:center;font:700 26px var(--serif);overflow:hidden}
.tv-av img{width:100%;height:100%;object-fit:cover}
.tv-av.lon{width:96px;height:96px;font-size:38px}
.tv-thay-chu{flex:1;min-width:0;display:flex;flex-direction:column;gap:4px}
.tv-thay-chu b{font-family:var(--serif);font-size:19px}
.tv-cm{display:flex;gap:6px;flex-wrap:wrap}
.tv-cm span{font-size:12px;font-weight:600;border:1px solid var(--vang);color:#7a5a12;border-radius:999px;padding:2px 9px;background:var(--vang-nhat)}
.tv-gia{font-weight:700;color:var(--cham3)}
.tv-du{color:var(--xanh);font-weight:600;font-size:14px}.tv-thieu{color:#a3460d;font-weight:600;font-size:14px}
.tv-moi{text-align:center;padding:26px 18px}
.tv-moi .ic{color:var(--vang2)}

/* hồ sơ + đặt lịch */
.tv-ho-so{display:flex;gap:16px;align-items:center}
.tv-so-du{border-radius:12px;padding:12px 14px;margin:10px 0;font-size:15px;line-height:1.55}
.tv-so-du.du{background:#e6f4ec;color:#1d5a3b}.tv-so-du.thieu{background:#fff4e5;color:#7a3b00}
.tv-so-du .nut{margin-top:8px}
.tv-buoc-so{display:flex;gap:8px;align-items:center;font:700 17px var(--serif);margin:18px 0 8px}
.tv-buoc-so i{font-style:normal;width:26px;height:26px;border-radius:50%;background:var(--cham2);color:var(--vang);display:grid;place-items:center;font:700 14px var(--sans)}
.tv-chon{display:flex;gap:8px;flex-wrap:wrap}
.tv-chon a{border:1px solid var(--vien);border-radius:11px;padding:9px 13px;font-weight:600;color:var(--chu);background:var(--the)}
.tv-chon a:hover{text-decoration:none;border-color:var(--cham3)}
.tv-chon a.dang{background:var(--cham2);border-color:var(--cham2);color:#fff}
.tv-ngay{display:flex;gap:8px;overflow-x:auto;padding:2px 0 8px;-webkit-overflow-scrolling:touch}
.tv-ngay a{flex:none;min-width:66px;border:1px solid var(--vien);border-radius:12px;padding:8px 6px;text-align:center;color:var(--chu);background:var(--the)}
.tv-ngay a:hover{text-decoration:none;border-color:var(--cham3)}
.tv-ngay a b{display:block;font-size:17px}.tv-ngay a small{display:block;font-size:12px;color:var(--chu2)}
.tv-ngay a.dang{background:var(--cham2);border-color:var(--cham2);color:#fff}.tv-ngay a.dang small{color:#d9d4ee}
.tv-gio,.tv-thu{display:flex;flex-wrap:wrap;gap:8px;margin:6px 0 12px}
.tv-gio label,.tv-thu label{cursor:pointer;position:relative}
.tv-gio input,.tv-thu input{position:absolute;opacity:0;pointer-events:none}
.tv-gio span,.tv-thu span{display:inline-block;border:1px solid var(--vien);border-radius:10px;padding:9px 14px;font-weight:600;background:var(--the)}
.tv-gio input:checked+span,.tv-thu input:checked+span{background:var(--cham2);border-color:var(--cham2);color:#fff}
.tv-tich{display:flex;gap:8px;align-items:flex-start;font-size:15px;margin:8px 0}.tv-tich input{margin-top:4px;flex:none}
.tv-dk{background:var(--giay2);border-radius:12px;padding:10px 12px;margin:10px 0;color:var(--chu2);font-size:14px}
.tv-ghi-dy{background:var(--giay2);border-radius:12px;padding:6px 12px 4px;margin:6px 0 10px}.tv-ghi-dy .nho{margin:-4px 0 8px 24px}
.tv-bang{width:100%;border-collapse:collapse;font-size:14px}
.tv-bang td,.tv-bang th{padding:8px 6px;border-bottom:1px solid var(--vien);text-align:left;vertical-align:top}
.tv-bang td:first-child{color:var(--chu2);white-space:nowrap}

/* ---------- phòng gọi ---------- */
body.tv-phong-than{margin:0;background:#0f0c26;color:#fff;overflow:hidden;height:100vh;height:100dvh}
.tv-phong{position:fixed;inset:0;background:#0f0c26}
#tv-xa{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;background:#0f0c26}
#tv-gan{position:absolute;right:12px;top:calc(76px + env(safe-area-inset-top));width:96px;height:132px;object-fit:cover;border-radius:12px;border:2px solid rgba(255,255,255,.7);transform:scaleX(-1);z-index:3;background:#222;display:none}
.tv-phong.dang-goi #tv-gan{display:block}
.tv-dau{position:absolute;left:0;right:0;top:0;z-index:4;display:flex;justify-content:space-between;align-items:flex-start;gap:8px;padding:calc(10px + env(safe-area-inset-top)) 14px 22px;background:linear-gradient(rgba(10,8,25,.78),transparent)}
.tv-dau-ten b{display:block;font-size:17px}.tv-dau-ten span{font-size:13px;color:#d9d4ee;display:block}
.tv-dau-ten a{color:var(--vang);font-size:13px}
.tv-dong-ho{text-align:right}.tv-dong-ho b{display:block;font-size:20px;font-variant-numeric:tabular-nums}.tv-dong-ho span{font-size:12px;color:var(--vang);display:block;max-width:58vw}
.tv-canh,.tv-loi{position:absolute;left:12px;right:12px;top:calc(104px + env(safe-area-inset-top));z-index:5;border-radius:12px;padding:10px 12px;font-size:14px;display:flex;gap:8px;align-items:center;justify-content:space-between}
.tv-canh{background:var(--vang);color:#2e2205}.tv-loi{background:rgba(178,58,58,.94);top:calc(160px + env(safe-area-inset-top))}
.tv-canh[hidden],.tv-loi[hidden]{display:none}
.tv-nut{position:absolute;left:0;right:0;bottom:0;z-index:4;display:flex;justify-content:center;gap:6px;padding:16px 8px calc(14px + env(safe-area-inset-bottom));background:linear-gradient(transparent,rgba(10,8,25,.85))}
.tv-nut[hidden]{display:none}
.tv-nut button{position:relative;display:flex;flex-direction:column;align-items:center;gap:4px;background:none;border:0;color:#fff;font:inherit;font-size:11px;cursor:pointer;width:62px}
.tv-nut button svg{width:48px;height:48px;padding:12px;border-radius:50%;background:rgba(255,255,255,.18)}
.tv-nut button.tat svg{background:#fff;color:#0f0c26}.tv-nut .tv-cup svg{background:#c0392b}
.tv-nut i{position:absolute;top:0;right:6px;background:#c0392b;border-radius:999px;font-style:normal;font-size:11px;padding:1px 6px}
.tv-sanh{position:absolute;inset:0;z-index:6;overflow-y:auto;background:radial-gradient(circle at 30% 0,#3b2f7a,#0f0c26 65%);padding:calc(18px + env(safe-area-inset-top)) 16px 24px}
.tv-sanh[hidden]{display:none}
.tv-sanh-hop{max-width:520px;margin:0 auto;display:flex;flex-direction:column;gap:12px}
.tv-sanh h1{color:#fff;font-size:22px;margin:0}.tv-sanh-gio{color:#d9d4ee;margin:0;font-size:15px}
.tv-sanh .tv-so-du{margin:0}
.tv-sanh-xem{position:relative;aspect-ratio:4/3;border-radius:14px;overflow:hidden;background:#1b1838;display:grid;place-items:center}
.tv-sanh-xem video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transform:scaleX(-1)}
.tv-sanh-xem span{position:relative;font-size:14px;color:#d9d4ee;background:rgba(0,0,0,.35);padding:4px 10px;border-radius:999px}
.tv-sanh-luu{margin:0;padding-left:18px;font-size:14px;color:#e9e5f5;line-height:1.55}
.tv-sanh-nut{display:flex;gap:10px;flex-wrap:wrap}.tv-sanh-nut .nut-lon{flex:1}
.tv-sanh a{color:#d9d4ee}
.tv-ngan{position:absolute;left:0;right:0;bottom:0;z-index:7;max-height:72vh;max-height:72dvh;display:flex;flex-direction:column;background:#fff;color:#221d33;border-radius:18px 18px 0 0;box-shadow:0 -10px 30px rgba(0,0,0,.35);padding-bottom:env(safe-area-inset-bottom)}
.tv-ngan[hidden]{display:none}
.tv-ngan-dau{display:flex;justify-content:space-between;align-items:center;padding:12px 16px;border-bottom:1px solid #e7dfcd}
.tv-ngan-dau button{background:none;border:0;font:inherit;color:#3b2f7a;font-weight:600;cursor:pointer}
.tv-tin{flex:1;overflow-y:auto;padding:12px 14px;display:flex;flex-direction:column;gap:8px;min-height:180px}
.tv-tin-trong{color:#5c5670;font-size:14px;text-align:center}
.tv-bong{align-self:flex-start;max-width:82%;background:#f3ecdd;border-radius:14px;padding:8px 11px;font-size:15px;word-wrap:break-word}
.tv-bong.toi{align-self:flex-end;background:#2b2160;color:#fff}.tv-bong.toi a{color:var(--vang)}
.tv-bong .tv-luc{display:block;font-size:11px;opacity:.7;margin-top:2px}
.tv-soan{display:flex;gap:8px;align-items:center;padding:10px 12px;border-top:1px solid #e7dfcd}
.tv-soan input[type=text]{flex:1;font:inherit;font-size:16px;border:1px solid #e7dfcd;border-radius:999px;padding:9px 14px;background:#fff;color:#221d33}
.tv-kep{display:flex;align-items:center;gap:4px;height:40px;border-radius:999px;background:#f3ecdd;color:#2b2160;cursor:pointer;padding:0 10px;font-size:13px;font-weight:600}
.tv-nap-than{padding:12px 16px 18px;overflow-y:auto;text-align:center}
.tv-muc-nap{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;margin:6px 0 12px}
.tv-nap-than img{width:min(260px,70vw);height:auto;border-radius:12px;border:1px solid #e7dfcd}
.tv-bien-nhan{width:100%;border-collapse:collapse;background:rgba(255,255,255,.08);border-radius:12px;overflow:hidden}
.tv-bien-nhan td{padding:9px 12px;border-bottom:1px solid rgba(255,255,255,.1);font-size:15px}.tv-bien-nhan td:first-child{color:#d9d4ee}
.tv-bao{position:absolute;left:50%;bottom:calc(110px + env(safe-area-inset-bottom));transform:translateX(-50%);z-index:9;background:rgba(0,0,0,.82);color:#fff;padding:9px 14px;border-radius:999px;font-size:14px;max-width:90vw;text-align:center}
.tv-bao[hidden]{display:none}
.tv-sanh .nut-chu{color:var(--vang);background:none;border:0;font:inherit;text-decoration:underline;cursor:pointer;padding:0}
.tv-sanh .tv-so-du .nut-chu{color:#7a3b00}
.tv-thu-cho{display:inline-flex;gap:3px;vertical-align:middle}.tv-thu-cho i{width:6px;height:6px;border-radius:50%;background:currentColor;animation:tvNhay 1.2s infinite}
.tv-thu-cho i:nth-child(2){animation-delay:.2s}.tv-thu-cho i:nth-child(3){animation-delay:.4s}

/* GHI_HINH_v1 — ghi hình: xác nhận ở sảnh, chấm đỏ "Đang ghi hình", trang bản ghi */
.tv-ghi-xn{background:rgba(192,57,43,.18);border:1px solid rgba(255,120,110,.45);border-radius:12px;padding:10px 12px;font-size:14px;color:#ffe3e0;line-height:1.5}
.tv-ghi-xn b{color:#fff}.tv-ghi-xn .tv-tich{color:#fff;margin:8px 0 0}
.tv-ghi-cham{display:inline-flex!important;align-items:center;gap:6px;margin-top:4px;background:#c0392b;color:#fff!important;font-weight:700;font-size:12px!important;padding:3px 10px 3px 8px;border-radius:999px;width:max-content}
.tv-ghi-cham[hidden]{display:none!important}
.tv-ghi-cham i{width:9px;height:9px;border-radius:50%;background:#fff;animation:tvNhay 1.2s infinite}
.tv-ghi-cham.dung{background:#5c5670}.tv-ghi-cham.dung i{animation:none;background:#d9d4ee}
@keyframes tvNhay{50%{opacity:.25}}
.tv-nut #tv-b-ghi svg{background:rgba(192,57,43,.85)}
.tv-nut #tv-b-ghi[hidden]{display:none}
.bg-video{width:100%;aspect-ratio:16/9;background:#0f0c26;border-radius:12px;display:block}

/* VIDEO_NHAN_v1 — nhãn + 3 gạch điểm nhấn app gọi video riêng ở đầu /thay */
.tv-dau-trang .tv-nhan-dau{display:inline-block;font-size:12px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--vang);margin-bottom:6px}
.tv-dau-trang .tv-diem{list-style:none;margin:14px 0 0;padding:0;display:grid;gap:8px;max-width:640px}
.tv-dau-trang .tv-diem li{display:flex;gap:10px;align-items:flex-start;background:rgba(255,255,255,.07);border:1px solid rgba(226,184,98,.28);border-radius:12px;padding:9px 12px;font-size:14.5px;line-height:1.45;color:#e9e5f5}
.tv-dau-trang .tv-diem li .ic{flex:none;color:var(--vang);margin-top:2px}.tv-dau-trang .tv-diem b{color:#fff}