:root{--navy:#071d2d;--blue:#087ea4;--cyan:#18b7c9;--light:#f4f9fb;--text:#173042;--muted:#6e8795;--border:#dfeaf0;--white:#fff;--shadow:0 16px 50px rgba(7,29,45,.10)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Tahoma,Arial,sans-serif;color:var(--text);background:#fff}a{text-decoration:none;color:inherit}.container{width:min(1160px,92%);margin:auto}.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.95);backdrop-filter:blur(10px);border-bottom:1px solid var(--border)}.nav-wrap{height:78px;display:flex;align-items:center;justify-content:space-between}.brand{display:flex;align-items:center;gap:10px;font-size:22px;font-weight:800;color:var(--navy)}.brand small{display:block;font-size:10px;font-weight:500;color:var(--muted);letter-spacing:1px}.drop{font-size:30px}.site-nav{display:flex;align-items:center;gap:24px;font-size:14px;font-weight:700}.site-nav>a:not(.btn):hover{color:var(--blue)}.btn{border:0;border-radius:12px;padding:12px 20px;font-weight:800;cursor:pointer;display:inline-flex;align-items:center;justify-content:center}.btn.primary{background:linear-gradient(135deg,var(--blue),var(--cyan));color:#fff;box-shadow:0 10px 25px rgba(8,126,164,.22)}.btn.ghost{border:1px solid var(--border);background:#fff}.btn.white{background:#fff;color:var(--blue)}.btn.big{padding:15px 25px}.btn.full{width:100%}.menu-btn{display:none;border:0;background:#eef7fa;font-size:23px;border-radius:10px;padding:8px 12px}.hero{padding:90px 0;background:radial-gradient(circle at 10% 20%,#dff9fd,transparent 35%),linear-gradient(135deg,#f8fcfd,#eef8fb)}.hero-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:70px;align-items:center}.eyebrow{color:var(--blue);font-size:13px;font-weight:900;letter-spacing:.5px}.hero h1{font-size:56px;line-height:1.25;margin:18px 0}.hero h1 em{color:var(--blue);font-style:normal}.hero p{font-size:18px;line-height:1.9;color:var(--muted)}.hero-actions{display:flex;gap:12px;margin:30px 0}.trust{display:flex;gap:22px;color:#426272;font-size:13px}.hero-card{background:var(--navy);color:#fff;padding:32px;border-radius:28px;box-shadow:0 30px 80px rgba(7,29,45,.25);transform:rotate(-2deg)}.water-icon{font-size:58px}.hero-card h3{font-size:24px}.mini-row{display:flex;justify-content:space-between;padding:14px 0;border-bottom:1px solid rgba(255,255,255,.12)}.mini-row b{color:#73e3ef}.mini-chart{height:100px;display:flex;align-items:end;gap:12px;margin-top:20px}.mini-chart i{flex:1;background:linear-gradient(var(--cyan),var(--blue));border-radius:8px 8px 0 0}.mini-chart i:nth-child(1){height:35%}.mini-chart i:nth-child(2){height:68%}.mini-chart i:nth-child(3){height:50%}.mini-chart i:nth-child(4){height:88%}.mini-chart i:nth-child(5){height:72%}.section{padding:90px 0}.section.soft{background:var(--light)}.section-head{text-align:center;max-width:700px;margin:0 auto 45px}.section-head h2,.split h2{font-size:38px;margin:12px 0}.section-head p,.split p{color:var(--muted);line-height:1.8}.service-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.service-grid article{border:1px solid var(--border);padding:28px;border-radius:20px;background:#fff;transition:.2s}.service-grid article:hover{transform:translateY(-5px);box-shadow:var(--shadow)}.service-grid article span{font-size:36px}.service-grid h3{font-size:18px}.service-grid p{color:var(--muted);line-height:1.7;font-size:14px}.split{display:grid;grid-template-columns:1fr 1fr;gap:70px;align-items:center}.steps{display:grid;gap:14px}.steps>div{display:flex;gap:18px;align-items:center;background:#fff;border:1px solid var(--border);border-radius:18px;padding:20px}.steps b{font-size:26px;color:var(--cyan)}.steps span{display:grid;gap:5px}.steps small{color:var(--muted)}.cta{background:linear-gradient(135deg,var(--blue),var(--cyan));color:#fff;border-radius:28px;padding:45px;display:flex;justify-content:space-between;align-items:center}.site-footer{background:var(--navy);color:#a9c0cc;padding:60px 0 20px}.brand.light{color:#fff}.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:40px}.footer-grid div{display:grid;gap:10px}.footer-grid h4{color:#fff}.copyright{text-align:center;border-top:1px solid rgba(255,255,255,.1);padding-top:20px;margin-top:40px}.auth-section{min-height:70vh;background:var(--light);padding:70px 15px}.auth-box{max-width:470px;margin:auto;background:#fff;padding:36px;border-radius:24px;box-shadow:var(--shadow)}.auth-box.wide{max-width:620px}.auth-intro{text-align:center}.auth-intro>span{font-size:45px}.auth-intro h1{margin-bottom:5px}.auth-intro p,.center{color:var(--muted)}.form{display:grid;gap:16px}.form.two{grid-template-columns:1fr 1fr}.span2{grid-column:span 2}.form label,.admin-login-card label{display:grid;gap:8px;font-size:13px;font-weight:800}.form input,.search input,.admin-login-card input{width:100%;border:1px solid var(--border);border-radius:12px;padding:14px;outline:0;font-size:15px}.form input:focus,.search input:focus,.admin-login-card input:focus{border-color:var(--cyan);box-shadow:0 0 0 3px rgba(24,183,201,.1)}.alert{padding:13px 16px;border-radius:12px;margin:14px 0}.alert.error{background:#fff0f0;color:#a63232}.alert.success{background:#eafaf3;color:#14794c}.center{text-align:center}.admin-login-bg{min-height:100vh;display:grid;place-items:center;background:linear-gradient(135deg,var(--navy),#0b5570);padding:18px}.admin-login-card{width:min(430px,100%);background:#fff;padding:38px;border-radius:24px;display:grid;gap:16px;text-align:center;box-shadow:0 30px 80px #0004}.lock{font-size:44px}.admin-login-card h1{margin:0}.admin-login-card p{color:var(--muted)}.app-body{margin:0;background:#f3f7f9}.app-sidebar{position:fixed;right:0;top:0;bottom:0;width:265px;background:var(--navy);color:#fff;padding:24px;display:flex;flex-direction:column;z-index:100}.app-sidebar nav{display:grid;gap:7px;margin-top:35px}.app-sidebar nav a{padding:14px 16px;border-radius:12px;color:#bcd0da;font-size:14px}.app-sidebar nav a.active,.app-sidebar nav a:hover{background:rgba(24,183,201,.15);color:#fff}.side-user{margin-top:auto;display:grid;gap:5px;border-top:1px solid #ffffff1c;padding-top:18px}.side-user small{color:#8da8b6}.side-user a{color:#75dce7;margin-top:8px}.app-content{margin-right:265px;min-height:100vh}.app-header{height:78px;background:#fff;border-bottom:1px solid var(--border);display:flex;align-items:center;padding:0 28px;gap:15px;position:sticky;top:0;z-index:40}.app-header>button{display:none;border:0;background:#eef5f7;font-size:22px;border-radius:10px;padding:8px 11px}.app-header>div{display:grid;gap:3px}.app-header small{color:var(--muted);font-size:12px}.app-header .avatar{margin-right:auto}.avatar{width:38px;height:38px;border-radius:50%;display:grid;place-items:center;background:linear-gradient(135deg,var(--blue),var(--cyan));color:#fff;font-weight:900}.avatar.big{width:48px;height:48px}.avatar.huge{width:76px;height:76px;font-size:27px}.app-main{padding:28px;max-width:1450px;margin:auto}.welcome-card{background:linear-gradient(135deg,#fff,#e8f8fb);border:1px solid var(--border);border-radius:24px;padding:34px;display:flex;align-items:center;justify-content:space-between}.welcome-card.admin{background:linear-gradient(135deg,var(--navy),#0b526a);color:#fff}.welcome-card h1{font-size:30px;margin:10px 0}.welcome-card p{color:var(--muted);max-width:680px}.welcome-card.admin p{color:#c3dbe5}.welcome-drop{font-size:70px}.stat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin:22px 0}.stat-grid>div{background:#fff;border:1px solid var(--border);border-radius:18px;padding:22px;display:grid;gap:12px}.stat-grid span{color:var(--muted);font-size:13px}.stat-grid b{font-size:27px}.good{color:#159466}.panel{background:#fff;border:1px solid var(--border);border-radius:20px;padding:24px;margin-bottom:22px}.panel.narrow{max-width:720px}.panel-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px}.panel-head.wrap{flex-wrap:wrap;gap:15px}.panel-head h1,.panel-head h2{margin:0}.panel-head p{margin:6px 0;color:var(--muted)}.calc-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:14px}.calc-grid a{border:1px solid var(--border);border-radius:16px;padding:20px;display:grid;gap:8px;text-align:center}.calc-grid a:hover,.calc-grid a.selected{border-color:var(--cyan);background:#f0fcfd}.calc-grid a>span,.calc-grid a:first-letter{font-size:30px}.calc-grid small{color:var(--muted)}.notice{background:#eefafd;border:1px dashed var(--cyan);padding:18px;border-radius:15px;margin:20px 0}.notice p{margin-bottom:0;color:var(--muted)}.calculator-placeholder{margin-top:25px;border:1px solid var(--border);border-radius:18px;padding:24px}.placeholder-head{display:flex;justify-content:space-between}.placeholder-head span{background:#fff5d9;color:#8a6714;border-radius:30px;padding:8px 13px;height:max-content;font-size:12px}.fake-form{display:grid;grid-template-columns:1fr 1fr;gap:15px;margin:20px 0}.fake-form label{display:grid;gap:8px}.fake-form input{padding:14px;border:1px solid var(--border);border-radius:12px}.responsive-table{overflow:auto}.responsive-table table{width:100%;border-collapse:collapse}.responsive-table th{background:#f5fafb;color:#537080;font-size:12px;text-align:right;padding:14px}.responsive-table td{padding:16px 14px;border-bottom:1px solid var(--border);font-size:14px}.badge{background:#e9f7fa;color:var(--blue);padding:6px 10px;border-radius:30px;font-weight:800;font-size:12px}.status{color:#168c61;background:#e9f9f2;border-radius:30px;padding:6px 10px}.user-cell{display:flex;align-items:center;gap:12px}.user-cell div{display:grid;gap:4px}.user-cell small{color:var(--muted)}.search{display:flex;gap:7px}.search input{min-width:280px}.search button{border:0;background:var(--navy);color:#fff;border-radius:10px;padding:0 17px}.client-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.client-cards article{border:1px solid var(--border);border-radius:16px;padding:16px;display:flex;align-items:center;gap:12px}.client-cards article div:nth-child(2){display:grid;gap:5px}.client-cards small{color:var(--muted)}.client-cards article>span{margin-right:auto;font-size:12px;color:var(--blue)}.profile-head{display:flex;align-items:center;gap:18px;margin-bottom:25px}.profile-head h1{margin:0}.profile-head p{color:var(--muted)}.empty{text-align:center;padding:50px;color:var(--muted)}.empty span{font-size:50px}.sidebar-overlay{display:none}
@media(max-width:900px){.menu-btn{display:block}.site-nav{display:none;position:absolute;top:78px;right:4%;left:4%;background:#fff;border:1px solid var(--border);border-radius:16px;padding:16px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch}.site-nav.open{display:flex}.hero{padding:55px 0}.hero-grid,.split{grid-template-columns:1fr}.hero h1{font-size:38px}.hero-card{transform:none}.service-grid{grid-template-columns:repeat(2,1fr)}.footer-grid{grid-template-columns:1fr 1fr}.app-sidebar{transform:translateX(105%);transition:.25s}.app-sidebar.open{transform:none}.app-content{margin-right:0}.app-header>button{display:block}.sidebar-overlay.show{display:block;position:fixed;inset:0;background:#0006;z-index:90}.calc-grid{grid-template-columns:repeat(2,1fr)}.client-cards{grid-template-columns:1fr 1fr}}
@media(max-width:600px){.hero h1{font-size:32px}.hero-actions,.trust{flex-direction:column}.service-grid,.footer-grid,.stat-grid,.fake-form,.form.two{grid-template-columns:1fr}.span2{grid-column:auto}.cta{padding:28px;align-items:flex-start;gap:22px;flex-direction:column}.app-main{padding:15px}.welcome-card{padding:22px}.welcome-drop{display:none}.welcome-card h1{font-size:24px}.panel{padding:17px}.calc-grid{grid-template-columns:1fr}.panel-head{align-items:flex-start;gap:12px}.search{width:100%}.search input{min-width:0}.responsive-table.pretty{overflow:visible}.responsive-table.pretty table,.responsive-table.pretty tbody,.responsive-table.pretty tr,.responsive-table.pretty td{display:block;width:100%}.responsive-table.pretty thead{display:none}.responsive-table.pretty tr{border:1px solid var(--border);border-radius:16px;margin-bottom:12px;padding:12px}.responsive-table.pretty td{display:flex;justify-content:space-between;align-items:center;border:0;padding:9px}.responsive-table.pretty td:before{content:attr(data-label);font-weight:800;color:var(--muted);font-size:12px}.client-cards{grid-template-columns:1fr}.placeholder-head{flex-direction:column;gap:10px}.profile-head{align-items:flex-start}.auth-box{padding:25px 20px}}
/* v2 polish and defensive layout */
body{overflow-x:hidden}.site-header{box-shadow:0 4px 24px rgba(7,29,45,.04)}.hero{min-height:680px;display:flex;align-items:center}.service-grid article{position:relative;overflow:hidden}.service-grid article:after{content:"";position:absolute;width:80px;height:80px;border-radius:50%;background:rgba(24,183,201,.07);left:-25px;bottom:-25px}.site-nav .btn{white-space:nowrap}@media(max-width:900px){.hero{min-height:auto}.site-nav{z-index:99}.site-nav a{padding:10px 12px;border-radius:10px}.site-nav a:hover{background:#f1f8fa}}@media(max-width:600px){.nav-wrap{height:68px}.site-nav{top:68px}.brand{font-size:19px}.hero{padding:42px 0}.hero p{font-size:16px}.hero-card{padding:24px;border-radius:22px}.section{padding:58px 0}.section-head h2,.split h2{font-size:29px}.service-grid article{padding:22px}.cta{border-radius:20px}}