/* TOP Servis Buyout — Styles */

*{box-sizing:border-box;margin:0;padding:0}
:root{--blue:#ea580c;--blue-dark:#c2410c;--blue-light:#fff0e6;--gray:#f5f5f7;--gray2:#e8e8ed;--gray3:#86868b;--text:#1d1d1f;--radius:14px}
html,body{overflow-x:hidden;width:100%}
body{font-family:-apple-system,BlinkMacSystemFont,'SF Pro Display','Helvetica Neue',sans-serif;color:var(--text);background:#fff;line-height:1.6}

/* NAV */
nav{background:#1d1d1f;border-bottom:1px solid rgba(255,255,255,.08);padding:0 40px;display:flex;align-items:center;justify-content:space-between;height:68px;position:sticky;top:0;z-index:100}
.logo a{font-size:20px;font-weight:800;color:#fff;letter-spacing:-0.5px;text-decoration:none}
.logo a span{color:#ea580c}
.nav-links{display:flex;gap:6px;align-items:center}
.nav-links a{font-size:13px;font-weight:500;color:rgba(255,255,255,.65);padding:7px 14px;border-radius:8px;text-decoration:none;transition:.2s}
.nav-links a:hover{color:#fff;background:rgba(255,255,255,.08)}
.nav-links a.active{background:rgba(234,88,12,.2);color:#ea580c}
.nav-phone{font-size:13px;font-weight:600;color:rgba(255,255,255,.8);text-decoration:none;display:flex;align-items:center;gap:6px}
.nav-phone svg{width:14px;height:14px;stroke:#ea580c;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.burger{display:none;flex-direction:column;gap:5px;cursor:pointer;padding:8px;background:rgba(255,255,255,.08);border-radius:8px;border:none}
.burger span{display:block;width:20px;height:2px;background:#fff;border-radius:2px;transition:.3s}
.burger.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.burger.open span:nth-child(2){opacity:0}
.burger.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.mobile-menu{display:none;position:fixed;inset:0;top:68px;z-index:99;background:#1d1d1f;flex-direction:column;padding:24px;gap:6px}
.mobile-menu.open{display:flex}
.mobile-menu a{font-size:16px;font-weight:500;color:rgba(255,255,255,.75);padding:14px 18px;border-radius:12px;text-decoration:none}
.mobile-menu a:hover{background:rgba(255,255,255,.08);color:#fff}
.mobile-menu .mob-cta{background:#ea580c;color:#fff!important;font-weight:700;text-align:center;margin-top:8px}

/* HERO */
.hero{background:#1d1d1f;padding:64px 40px 56px;text-align:center;position:relative;overflow:hidden}
.hero::before{content:'';position:absolute;inset:0;background-image:radial-gradient(circle,rgba(234,88,12,.18) 1px,transparent 1px);background-size:16px 16px}
.hero::after{content:'';position:absolute;inset:0;background:radial-gradient(ellipse at 50% 50%,rgba(29,29,31,0) 40%,rgba(29,29,31,.85) 100%)}
.hero-inner{position:relative;z-index:1}
.hero-badge{display:inline-flex;align-items:center;gap:6px;background:rgba(234,88,12,.15);border:1px solid rgba(234,88,12,.3);border-radius:20px;padding:5px 14px;font-size:12px;font-weight:600;color:#ea580c;margin-bottom:20px}
.hero h1{font-size:clamp(28px,5vw,48px);font-weight:700;color:#fff;letter-spacing:-1px;margin-bottom:14px;line-height:1.2}
.hero h1 span{color:#ea580c}
.hero p{font-size:17px;color:rgba(255,255,255,.6);max-width:500px;margin:0 auto 32px}
.hero-features{display:flex;justify-content:center;gap:12px;flex-wrap:wrap}
.feat{background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.12);border-radius:10px;padding:8px 16px;font-size:13px;color:rgba(255,255,255,.8);display:flex;align-items:center;gap:6px}
.feat svg{width:14px;height:14px;stroke:#ea580c;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}

/* CALCULATOR */
.calc-section{padding:56px 40px;background:var(--gray)}
.calc-wrap{max-width:900px;margin:0 auto}
.calc-title{font-size:28px;font-weight:700;text-align:center;margin-bottom:6px}
.calc-sub{text-align:center;color:var(--gray3);margin-bottom:36px}

/* Device tabs */
.device-tabs{display:flex;gap:10px;justify-content:center;margin-bottom:32px;flex-wrap:wrap}
.dev-tab{display:flex;flex-direction:column;align-items:center;gap:8px;background:#fff;border:2px solid var(--gray2);border-radius:var(--radius);padding:18px 28px;cursor:pointer;transition:.2s;min-width:120px}
.dev-tab:hover{border-color:var(--blue)}
.dev-tab.active{border-color:var(--blue);background:var(--blue-light)}
.dev-tab svg{width:36px;height:36px;stroke:var(--blue);fill:none;stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round}
.dev-tab span{font-size:14px;font-weight:600}

/* Model search */
.model-search-wrap{position:relative;margin-bottom:16px}
.model-search-wrap svg{position:absolute;left:14px;top:50%;transform:translateY(-50%);width:16px;height:16px;stroke:var(--gray3);fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.model-search-wrap input{width:100%;padding:13px 16px 13px 42px;border:1.5px solid var(--gray2);border-radius:var(--radius);font-size:15px;font-family:inherit;outline:none;background:#fff}
.model-search-wrap input:focus{border-color:var(--blue)}

/* Model grid */
.model-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:8px;max-height:300px;overflow-y:auto;padding:4px;margin-bottom:24px}
.model-grid::-webkit-scrollbar{width:4px}
.model-grid::-webkit-scrollbar-track{background:transparent}
.model-grid::-webkit-scrollbar-thumb{background:var(--gray2);border-radius:4px}
.model-btn{background:#fff;border:1.5px solid var(--gray2);border-radius:10px;padding:10px 14px;font-size:13px;font-weight:500;cursor:pointer;transition:.15s;text-align:left;font-family:inherit}
.model-btn:hover{border-color:var(--blue);color:var(--blue)}
.model-btn.active{border-color:var(--blue);background:var(--blue-light);color:var(--blue);font-weight:600}
.model-btn.hidden{display:none}

/* Condition */
.condition-wrap{margin-bottom:28px}
.condition-label{font-size:14px;font-weight:600;margin-bottom:12px;text-align:center}
.condition-toggle{display:flex;gap:10px;justify-content:center;flex-wrap:wrap}
.cond-btn{flex:1;max-width:200px;border:2px solid var(--gray2);border-radius:var(--radius);padding:16px;cursor:pointer;transition:.2s;background:#fff;font-family:inherit;text-align:center}
.cond-btn:hover{border-color:var(--blue)}
.cond-btn.active{border-color:var(--blue);background:var(--blue-light)}
.cond-btn:nth-child(3).active{border-color:#dc2626;background:#fee2e2}
.cond-btn .cond-icon{font-size:24px;margin-bottom:6px}
.cond-btn .cond-name{font-size:14px;font-weight:700;color:var(--text);margin-bottom:4px}
.cond-btn .cond-desc{font-size:12px;color:var(--gray3);line-height:1.4}

/* Result */
.result-box{background:#1d1d1f;border-radius:20px;padding:32px;text-align:center;position:relative;overflow:hidden}
.result-box::before{content:'';position:absolute;inset:0;background-image:radial-gradient(circle,rgba(234,88,12,.15) 1px,transparent 1px);background-size:14px 14px}
.result-inner{position:relative;z-index:1}
.result-label{font-size:13px;color:rgba(255,255,255,.5);margin-bottom:8px;text-transform:uppercase;letter-spacing:.06em}
.result-price{font-size:52px;font-weight:800;color:#fff;letter-spacing:-2px;margin-bottom:4px;transition:.3s}
.result-price span{font-size:20px;font-weight:400;color:rgba(255,255,255,.4);margin-left:4px}
.result-model{font-size:15px;color:rgba(255,255,255,.5);margin-bottom:24px}
.result-empty{font-size:18px;color:rgba(255,255,255,.35);padding:16px 0}
.result-actions{display:flex;gap:10px;justify-content:center;flex-wrap:wrap}
.btn-wa{display:inline-flex;align-items:center;gap:8px;background:#25d366;color:#fff;border:none;border-radius:10px;padding:14px 24px;font-size:15px;font-weight:700;cursor:pointer;font-family:inherit;text-decoration:none;transition:.2s}
.btn-wa:hover{background:#1da851}
.btn-wa svg{width:18px;height:18px;fill:#fff}
.btn-call{display:inline-flex;align-items:center;gap:8px;background:rgba(255,255,255,.1);color:#fff;border:1px solid rgba(255,255,255,.2);border-radius:10px;padding:14px 24px;font-size:15px;font-weight:600;cursor:pointer;font-family:inherit;text-decoration:none;transition:.2s}
.btn-call:hover{background:rgba(255,255,255,.15)}
.btn-call svg{width:16px;height:16px;stroke:#fff;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}

/* HOW IT WORKS */
.how-section{padding:56px 40px;background:#fff}
.steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:24px;max-width:900px;margin:32px auto 0}
.step{text-align:center;padding:24px}
.step-num{width:48px;height:48px;background:var(--blue-light);border:2px solid var(--blue);border-radius:50%;display:flex;align-items:center;justify-content:center;margin:0 auto 16px;font-size:18px;font-weight:800;color:var(--blue)}
.step h3{font-size:16px;font-weight:700;margin-bottom:8px}
.step p{font-size:14px;color:var(--gray3);line-height:1.6}

/* CONTACT STRIP */
.contact-strip{background:var(--blue);padding:40px;text-align:center}
.contact-strip h2{font-size:28px;font-weight:700;color:#fff;margin-bottom:8px}
.contact-strip p{font-size:16px;color:rgba(255,255,255,.75);margin-bottom:24px}
.contact-strip-btns{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}
.cs-btn{display:inline-flex;align-items:center;gap:8px;border-radius:10px;padding:13px 24px;font-size:15px;font-weight:700;text-decoration:none;transition:.2s}
.cs-btn.white{background:#fff;color:var(--blue)}
.cs-btn.ghost{background:rgba(255,255,255,.15);color:#fff;border:1px solid rgba(255,255,255,.3)}
.cs-btn svg{width:16px;height:16px}

/* FOOTER */
footer{background:#111;color:rgba(255,255,255,.4);text-align:center;padding:24px;font-size:13px}
footer a{color:rgba(255,255,255,.4);text-decoration:none}
footer a:hover{color:#fff}

/* ADMIN */
#admin-toggle-buy{position:fixed;bottom:24px;right:24px;background:var(--blue);color:#fff;border:none;border-radius:50px;padding:12px 20px;font-size:13px;font-weight:600;cursor:pointer;z-index:999;box-shadow:0 4px 20px rgba(234,88,12,.4);display:none}
#pwd-modal-buy{position:fixed;inset:0;z-index:9999;display:none;align-items:center;justify-content:center;background:rgba(0,0,0,.6);backdrop-filter:blur(6px)}
#pwd-modal-buy.open{display:flex}
#pwd-box-buy{background:#1d1d1f;border:1px solid rgba(255,255,255,.12);border-radius:20px;padding:32px 28px;width:100%;max-width:340px;text-align:center}
#pwd-box-buy h3{font-size:18px;font-weight:700;color:#fff;margin-bottom:20px}
#pwd-input-buy{width:100%;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.15);border-radius:10px;padding:12px 16px;font-size:16px;color:#fff;text-align:center;font-family:inherit;outline:none;margin-bottom:12px}
#pwd-error-buy{font-size:12px;color:#ff6b6b;margin-bottom:12px;min-height:16px}
#pwd-submit-buy{width:100%;background:var(--blue);color:#fff;border:none;border-radius:10px;padding:13px;font-size:15px;font-weight:600;cursor:pointer;margin-bottom:10px;font-family:inherit}
#pwd-cancel-buy{width:100%;background:rgba(255,255,255,.06);color:rgba(255,255,255,.5);border:none;border-radius:10px;padding:11px;cursor:pointer;font-family:inherit}
#admin-panel-buy{position:fixed;inset:0;z-index:1000;display:none}
#admin-panel-buy.open{display:flex}
.admin-overlay-buy{position:absolute;inset:0;background:rgba(0,0,0,.5)}
.admin-drawer-buy{position:absolute;right:0;top:0;bottom:0;width:560px;background:#fff;overflow-y:auto;z-index:1}
.admin-header-buy{padding:20px 28px;border-bottom:1px solid #e8e8ed;display:flex;justify-content:space-between;align-items:center;position:sticky;top:0;background:#fff}
.admin-header-buy h2{font-size:18px;font-weight:700}
.admin-close-buy{background:none;border:none;font-size:24px;cursor:pointer;color:#86868b}
.admin-body-buy{padding:24px 28px}
.admin-dev-tabs{display:flex;gap:6px;margin-bottom:20px}
.adt{background:#f5f5f7;border:1px solid #e8e8ed;border-radius:8px;padding:7px 16px;font-size:13px;cursor:pointer;font-family:inherit;transition:.15s}
.adt.active{background:var(--blue);color:#fff;border-color:var(--blue)}
.buy-table{width:100%;border-collapse:collapse;font-size:13px}
.buy-table tr{border-bottom:1px solid #e8e8ed}
.buy-table td{padding:8px 6px;vertical-align:middle}
.buy-table td:first-child{font-weight:500;width:45%}
.buy-table input{width:90px;border:1px solid #e8e8ed;border-radius:6px;padding:5px 8px;font-size:13px;text-align:right;font-family:inherit}
.buy-table input:focus{outline:2px solid var(--blue);border-color:transparent}
.buy-search{width:100%;padding:9px 14px;border:1.5px solid #e8e8ed;border-radius:10px;font-size:14px;margin-bottom:12px;font-family:inherit;outline:none}
.buy-search:focus{border-color:var(--blue)}
.btn-save-buy{width:100%;background:var(--blue);color:#fff;border:none;border-radius:10px;padding:13px;font-size:15px;font-weight:600;cursor:pointer;margin-top:16px;font-family:inherit}
.saved-buy{text-align:center;color:#22a55b;font-size:14px;margin-top:10px;display:none;font-weight:500}
.col-header{font-size:11px;font-weight:700;text-transform:uppercase;color:#86868b;letter-spacing:.04em}
@keyframes shake{0%,100%{transform:translateX(0)}25%{transform:translateX(-6px)}75%{transform:translateX(6px)}}

@media(max-width:768px){
  nav{padding:0 20px}
  .nav-links{display:none}
  .burger{display:flex}
  .hero{padding:48px 20px 40px}
  .calc-section{padding:40px 20px}
  .how-section{padding:40px 20px}
  .contact-strip{padding:32px 20px}
  .device-tabs{gap:8px}
  .dev-tab{padding:14px 18px;min-width:90px}
  .dev-tab svg{width:28px;height:28px}
  .model-grid{grid-template-columns:repeat(2,1fr)}
  .condition-toggle{flex-direction:column;align-items:center}
  .cond-btn{max-width:100%;width:100%}
  .result-price{font-size:40px}
  .admin-drawer-buy{width:100%}
}