:root{--color-bg: #faf7ef;--color-surface: #f2ece0;--color-primary: #12615a;--color-primary-dark: #0b433e;--color-accent: #ab8330;--color-accent-light: #c9a45a;--color-text: #2b2823;--color-text-muted: #6f695e;--color-border: #e6ddc9;--radius: 16px;--shadow: 0 10px 30px rgba(43, 40, 35, .08);--font-heading: "Playfair Display", Georgia, serif;--font-body: "Inter", "Segoe UI", -apple-system, sans-serif}*{box-sizing:border-box}body{margin:0;background:var(--color-bg);color:var(--color-text);font-family:var(--font-body);line-height:1.65}h1,h2,h3{font-family:var(--font-heading);font-weight:700;letter-spacing:.2px}a{color:var(--color-primary);text-decoration:none}.container{max-width:1160px;margin:0 auto;padding:0 24px}.navbar{display:flex;align-items:center;justify-content:space-between;padding:16px 0;border-bottom:1px solid var(--color-border);background:var(--color-bg)}.navbar .logo{display:flex;align-items:center}.navbar .logo img{height:48px;width:auto;display:block}.navbar nav{display:flex;gap:30px}.navbar nav a{color:var(--color-text);font-weight:500;font-size:15px;letter-spacing:.2px;position:relative;padding-bottom:4px}.navbar nav a:hover{color:var(--color-primary)}.navbar-toggle{display:none;flex-direction:column;justify-content:center;gap:5px;width:40px;height:40px;background:transparent;border:1px solid var(--color-border);border-radius:10px;cursor:pointer;padding:0}.navbar-toggle span{display:block;width:20px;height:2px;margin:0 auto;background:var(--color-primary-dark);border-radius:2px}.navbar-mobile-panel{display:none}.btn{display:inline-block;padding:12px 26px;border-radius:999px;border:none;font-weight:600;font-family:var(--font-body);cursor:pointer;transition:transform .15s ease,box-shadow .15s ease,opacity .15s ease;font-size:14.5px;letter-spacing:.2px}.btn-primary{background:linear-gradient(135deg,var(--color-primary),var(--color-primary-dark));color:#fdf9ee}.btn-primary:hover{transform:translateY(-1px);box-shadow:var(--shadow);opacity:.95}.btn-outline{background:transparent;border:1.5px solid var(--color-accent);color:var(--color-accent)}.btn-outline:hover{background:var(--color-accent);color:#fff}.hero{padding:96px 0 88px;background:radial-gradient(circle at 15% 20%,rgba(171,131,48,.08),transparent 40%),radial-gradient(circle at 85% 80%,rgba(18,97,90,.08),transparent 45%),var(--color-bg);text-align:center;position:relative}.hero:after{content:"";display:block;width:70px;height:3px;background:var(--color-accent);margin:28px auto 0}.hero h1{font-size:46px;color:var(--color-primary-dark);margin-bottom:16px;line-height:1.2}.hero p{color:var(--color-text-muted);font-size:18px;max-width:560px;margin:0 auto 32px}.hero .eyebrow{text-transform:uppercase;letter-spacing:3px;font-size:13px;font-weight:600;color:var(--color-accent);margin-bottom:14px}.section{padding:72px 0}.section-title{font-size:32px;color:var(--color-primary-dark);margin-bottom:8px;text-align:center}.section-subtitle{text-align:center;color:var(--color-text-muted);max-width:560px;margin:0 auto 40px;font-size:15.5px}.card{background:#fffdf8;border:1px solid var(--color-border);border-radius:var(--radius);padding:26px;box-shadow:var(--shadow);transition:transform .2s ease,box-shadow .2s ease}.card:hover{transform:translateY(-3px);box-shadow:0 16px 36px #2b28231f}.card h3{color:var(--color-primary-dark);margin-top:0}.grid{display:grid;gap:26px}.grid-3{grid-template-columns:repeat(3,1fr)}.grid-2{grid-template-columns:repeat(2,1fr)}@media (max-width: 860px){.grid-3,.grid-2{grid-template-columns:1fr}.navbar-links-desktop,.navbar-cta-desktop{display:none}.navbar-toggle{display:flex}.navbar-mobile-panel{display:flex;flex-direction:column;gap:4px;position:absolute;top:100%;left:0;right:0;background:var(--color-bg);border-bottom:1px solid var(--color-border);padding:16px 24px 22px;box-shadow:var(--shadow);z-index:50}.navbar-mobile-panel a{padding:10px 4px;font-weight:500;color:var(--color-text)}.navbar-mobile-panel .btn{margin-top:8px;text-align:center}.navbar{position:relative;flex-wrap:wrap}.hero h1{font-size:32px}.hero{padding:64px 0 56px}.section{padding:48px 0}table{display:block;overflow-x:auto;white-space:nowrap}.admin-layout{flex-direction:column}.admin-sidebar{width:100%;display:flex;flex-wrap:wrap;gap:4px;padding:16px}.admin-sidebar .brand{width:100%;margin-bottom:8px}.admin-main{padding:20px 16px}}form{display:flex;flex-direction:column;gap:14px}label{font-size:13.5px;font-weight:600;color:var(--color-text-muted)}input,textarea,select{padding:12px 14px;border:1px solid var(--color-border);border-radius:10px;font-size:15px;font-family:inherit;background:#fff;color:var(--color-text)}input:focus,textarea:focus,select:focus{outline:2px solid var(--color-accent-light);border-color:var(--color-accent)}.footer{background:var(--color-primary-dark);color:#eaf3f1;padding:56px 0 32px;margin-top:60px}.footer .footer-top{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:20px;padding-bottom:32px;border-bottom:1px solid rgba(255,255,255,.14);margin-bottom:24px}.footer .footer-logo{height:40px;filter:brightness(0) invert(1);opacity:.92}.footer p{margin:4px 0;color:#cfe3df;font-size:14.5px}.footer a{color:#eaf3f1}.footer 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var(--color-border);font-size:14px}th{background:var(--color-surface);color:var(--color-text-muted)}.badge{padding:4px 10px;border-radius:999px;font-size:12px;font-weight:600}.badge-pending{background:#fbedd2;color:#8a6d00}.badge-confirmed{background:#d9ece7;color:#12615a}.badge-cancelled{background:#f7dede;color:#a3342b}.badge-completed{background:#e3f0d8;color:#3e6b28}.login-page{min-height:100vh;display:flex;align-items:center;justify-content:center;background:var(--color-surface)}.login-card{width:380px;text-align:center}.login-card img{height:56px;margin-bottom:8px}.error-text{color:#a3342b;font-size:14px}.floating-contact{position:fixed;right:20px;bottom:20px;display:flex;flex-direction:column;gap:12px;z-index:90}.floating-btn{width:52px;height:52px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:22px;color:#fff;box-shadow:0 8px 20px #0000002e;border:none;cursor:pointer;transition:transform .15s ease}.floating-btn:hover{transform:scale(1.08)}.fb-messenger{background:linear-gradient(135deg,#00b2ff,#006aff)}.fb-facebook{background:#1877f2;font-weight:800;font-size:22px;font-family:Georgia,serif}.fb-whatsapp{background:#25d366}.fb-zalo{background:#0068ff;font-weight:700;font-size:18px}.fb-hotline{background:#e0452c}.fb-ai{background:linear-gradient(135deg,var(--color-primary),var(--color-accent))}.chat-widget{position:fixed;right:20px;bottom:88px;width:340px;max-width:calc(100vw - 40px);height:440px;background:#fffdf8;border-radius:16px;box-shadow:0 16px 40px #0003;display:flex;flex-direction:column;overflow:hidden;z-index:95;border:1px solid var(--color-border)}.chat-widget-header{background:var(--color-primary-dark);color:#fff;padding:14px 16px;display:flex;justify-content:space-between;align-items:center;font-weight:600}.chat-widget-header button{background:none;border:none;color:#fff;font-size:16px;cursor:pointer}.chat-widget-body{flex:1;overflow-y:auto;padding:14px;display:flex;flex-direction:column;gap:10px}.chat-bubble{max-width:82%;padding:10px 14px;border-radius:14px;font-size:14px;line-height:1.5}.chat-bubble-user{align-self:flex-end;background:var(--color-primary);color:#fff;border-bottom-right-radius:4px}.chat-bubble-assistant{align-self:flex-start;background:var(--color-surface);color:var(--color-text);border-bottom-left-radius:4px}.chat-widget-input{display:flex;flex-direction:row;gap:8px;padding:12px;border-top:1px solid var(--color-border)}.chat-widget-input input{flex:1;margin:0}.chat-widget-input .btn{padding:10px 18px}@media (max-width: 480px){.chat-widget{right:12px;left:12px;width:auto;bottom:82px}.floating-contact{right:12px;bottom:12px}.floating-btn{width:46px;height:46px;font-size:19px}}