/* Lớp giao diện bổ sung — nạp sau styles.css */
:root{--navy:#0b3a52;--accent:#e8493f;--accent2:#f08a3c}
body{background:#fff}
.header{position:sticky;top:0;z-index:60;background:rgba(255,255,255,.95);backdrop-filter:blur(10px);box-shadow:0 2px 18px rgba(11,58,82,.08)}
.announcement{background:var(--navy)}
.btn{border-radius:999px;font-weight:700;transition:transform .2s,box-shadow .2s}
.btn:hover{transform:translateY(-2px);box-shadow:0 10px 24px rgba(14,137,188,.25)}
.btn-primary{background:linear-gradient(135deg,var(--accent),var(--accent2));border:0;color:#fff}
.card,.info-card,.step,.stat,.news-card,.report-card{border-radius:20px;border:1px solid #e3eef3;box-shadow:0 8px 28px rgba(11,58,82,.07);transition:transform .25s,box-shadow .25s}
.card:hover,.info-card:hover,.news-card:hover{transform:translateY(-5px);box-shadow:0 18px 40px rgba(11,58,82,.14)}
.section:nth-of-type(even){background:linear-gradient(180deg,#f4fafc,#fff)}
.kicker{display:inline-block;padding:5px 14px;border-radius:999px;background:#e8f8fd;color:#087399;font-weight:700;letter-spacing:.06em}
.footer{background:var(--navy);color:#cfe3ec}.footer p,.footer a,.footer li{color:#cfe3ec}.footer h4,.footer strong{color:#fff}.footer a:hover{color:#ffd58a}
.cs{position:relative;overflow:hidden;background:var(--navy)}
.cs-track{display:flex;transition:transform .7s cubic-bezier(.2,.7,.2,1)}
.cs-slide{min-width:100%;position:relative;height:clamp(340px,56vw,580px);background:linear-gradient(135deg,#087399,#23abd8 55%,#f7ba64)}
.cs-slide img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.cs-slide::after{content:'';position:absolute;inset:0;background:linear-gradient(90deg,rgba(7,40,58,.75),rgba(7,40,58,.1) 75%)}
.cs-copy{position:absolute;z-index:2;left:max(21px,calc((100% - 1160px)/2));right:21px;bottom:16%;max-width:640px;color:#fff}
.cs-copy h2{color:#fff;font-size:clamp(1.8rem,4.2vw,3.3rem)}.cs-copy p{color:#e8f6fb;margin:12px 0 22px;font-size:1.05rem}
.cs-nav{position:absolute;top:50%;transform:translateY(-50%);z-index:3;width:44px;height:44px;border:0;border-radius:50%;background:rgba(255,255,255,.88);font-size:20px;color:var(--navy)}
.cs-prev{left:14px}.cs-next{right:14px}
.cs-dots{position:absolute;z-index:3;bottom:16px;left:0;right:0;display:flex;justify-content:center;gap:8px}
.cs-dots button{width:10px;height:10px;border-radius:99px;border:0;background:rgba(255,255,255,.55);padding:0;transition:width .3s}.cs-dots .on{background:#fff;width:28px}
.dn-fab{position:fixed;right:18px;bottom:86px;z-index:80;border:0;border-radius:999px;padding:13px 22px;background:linear-gradient(135deg,var(--accent),var(--accent2));color:#fff;font-weight:800;box-shadow:0 10px 28px rgba(232,73,63,.4);animation:dnp 2.6s infinite}
@keyframes dnp{0%,100%{box-shadow:0 10px 28px rgba(232,73,63,.4)}50%{box-shadow:0 10px 38px rgba(232,73,63,.75)}}
.dn-modal{position:fixed;inset:0;z-index:200;background:rgba(7,30,44,.62);display:grid;place-items:center;padding:16px}
.dn-box{background:#fff;border-radius:22px;width:min(460px,100%);max-height:94vh;overflow:auto;padding:26px;position:relative;text-align:center}
.dn-box img{width:min(290px,80%);margin:12px auto;border-radius:14px;border:1px solid #e3eef3}
.dn-x{position:absolute;top:12px;right:12px;border:0;background:#eef5f8;width:34px;height:34px;border-radius:50%}
.dn-row{display:flex;justify-content:space-between;align-items:center;gap:10px;padding:10px 0;border-bottom:1px dashed #dcebf0;text-align:left}
.dn-row b{color:var(--navy)}.dn-copy{border:1px solid #bcdbe8;background:#f1fafe;border-radius:8px;padding:4px 10px;margin-left:8px;font-size:.8rem;color:#087399}
.dn-note{margin-top:12px;font-size:.9rem}
@media(prefers-reduced-motion:reduce){.cs-track{transition:none}.dn-fab{animation:none}}

/* Ảnh (hiện là ảnh minh họa tạm — thay file placeholder-*.jpg hoặc đổi src) */
.card-visual .ph-img,.detail-visual .ph-img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.card-visual .card-badge{z-index:2}
.detail-visual{overflow:hidden}.detail-visual::before{display:none}
.intro-art .ph-img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.intro-art .art-overlay{z-index:2}
.status.ok{background:#dff6e8;color:#1e7a4b}
.statement-frame{border:1px solid #e3eef3;border-radius:20px;overflow:hidden;background:#fff;box-shadow:0 8px 28px rgba(11,58,82,.07)}
.statement-frame iframe{display:block;width:100%;height:min(80vh,820px);min-height:520px;border:0}
.footer p a{display:inline;margin:0}.footer a[hidden]{display:none}

/* Chân trang: khối liên hệ */
.footer-grid{grid-template-columns:1.25fr .7fr .8fr 1.55fr}
.f-info h4{margin-bottom:18px}
.f-contact{list-style:none;margin:0;padding:0;display:grid;gap:16px}
.f-contact li{display:flex;gap:13px;align-items:flex-start}
.f-contact svg{flex:none;width:36px;height:36px;padding:9px;border-radius:11px;background:rgba(255,255,255,.09);fill:none;stroke:#ffd58a;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;box-sizing:border-box}
.f-contact span{display:block;color:#fff;font-size:.9rem;line-height:1.55;min-width:0;overflow-wrap:anywhere}
.f-contact small{display:block;color:#8fb6c6;font-size:.68rem;letter-spacing:.08em;text-transform:uppercase;margin-bottom:2px}
.footer .f-contact a{display:inline;margin:0;color:#fff;font-size:inherit}.footer .f-contact a:hover{color:#ffd58a;text-decoration:underline}
.f-meta{margin-top:20px;padding-top:16px;border-top:1px solid rgba(255,255,255,.12);font-size:.78rem!important;line-height:1.7;color:#9bbfcd}
@media(max-width:900px){.footer-grid{grid-template-columns:1fr 1fr}.f-info{grid-column:1/-1}}
@media(max-width:560px){.footer-grid{grid-template-columns:1fr}}