:root{--bg:#080910;--bg2:#0d0e18;--bg3:#111220;--border:#1c1e30;--border2:#252840;--text:#e6e8f2;--muted:#6b7091;--muted2:#9296b5;--purple:#8b5cf6;--purple-d:#7c3aed;--green:#10b981;--red:#ef4444;--sora:'Sora',sans-serif;}
:root.light-mode{--bg:#f8fafc;--bg2:#ffffff;--bg3:#f1f5f9;--border:#e2e8f0;--border2:#cbd5e1;--text:#0f172a;--muted:#64748b;--muted2:#475569;}
*{margin:0;padding:0;box-sizing:border-box;}
html{overflow-x:hidden;}
body{font-family:var(--sora);background:var(--bg);color:var(--text);overflow-x:hidden;min-height:100vh;display:flex;flex-direction:column;}
@keyframes fadeUp{from{opacity:0;transform:translateY(16px)}to{opacity:1;transform:translateY(0)}}
.fade{animation:fadeUp .5s ease both;} .fade-1{animation-delay:.1s;} .fade-2{animation-delay:.2s;}

.ph{padding:88px 0 56px;text-align:center;position:relative;overflow:hidden;border-bottom:1px solid var(--border);}
.ph::before{content:'';position:absolute;inset:0;background:radial-gradient(ellipse 70% 80% at 50% -20%,rgba(139,92,246,.12) 0%,transparent 65%);pointer-events:none;}
.ph-inner{position:relative;z-index:2;max-width:580px;margin:0 auto;padding:0 24px;}
.ph-eye{display:inline-flex;align-items:center;gap:6px;font-size:10px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--purple);background:rgba(139,92,246,.08);border:1px solid rgba(139,92,246,.2);border-radius:100px;padding:4px 14px;margin-bottom:18px;}
.ph-title{font-size:clamp(2rem,4vw,2.8rem);font-weight:800;color:var(--text);line-height:1.1;margin-bottom:14px;}
.ph-desc{font-size:15px;color:var(--muted2);line-height:1.75;}

.body{max-width:900px;margin:0 auto;padding:56px 24px 80px;flex:1 0 auto;width:100%;box-sizing:border-box;}

.contact-grid{display:grid;grid-template-columns:280px 1fr;gap:40px;align-items:start;}
@media(max-width:700px){.contact-grid{grid-template-columns:1fr;}}

/* Left: info */
.info-col{}
.info-sec-title{font-size:11px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--purple);margin-bottom:18px;display:flex;align-items:center;gap:8px;}
.info-sec-title::before{content:'';width:14px;height:2px;background:var(--purple);border-radius:2px;display:block;}
.contact-ways{display:flex;flex-direction:column;gap:12px;}
.cway{display:flex;gap:12px;align-items:flex-start;padding:14px;background:var(--bg2);border:1px solid var(--border);border-radius:10px;}
.cway-icon{width:32px;height:32px;border-radius:8px;display:flex;align-items:center;justify-content:center;font-size:15px;flex-shrink:0;}
.cway-label{font-size:11px;color:var(--muted);font-weight:600;letter-spacing:.04em;margin-bottom:3px;}
.cway-value{font-size:13px;color:var(--text);font-weight:600;}
.cway-value a{color:var(--text);text-decoration:none;}
.cway-value a:hover{color:#a78bfa;}

.resp-note{margin-top:20px;background:rgba(16,185,129,.06);border:1px solid rgba(16,185,129,.15);border-radius:10px;padding:14px;font-size:12px;color:var(--muted2);line-height:1.6;}
.resp-note strong{color:var(--green);}

/* Right: form */
.form-col{}
.form-box{background:var(--bg2);border:1px solid var(--border);border-radius:14px;padding:28px;}
.form-title{font-size:16px;font-weight:700;color:var(--text);margin-bottom:4px;}
.form-sub{font-size:13px;color:var(--muted);margin-bottom:24px;}

.field{margin-bottom:16px;}
.field label{display:block;font-size:11px;font-weight:700;color:var(--muted2);letter-spacing:.05em;margin-bottom:7px;text-transform:uppercase;}
.field input,.field textarea,.field select{width:100%;background:var(--bg3);border:1px solid var(--border2);border-radius:8px;padding:11px 14px;font-family:var(--sora);font-size:13px;color:var(--text);outline:none;transition:border-color .2s;}
.field input:focus,.field textarea:focus,.field select:focus{border-color:var(--purple);}
.field input::placeholder,.field textarea::placeholder{color:var(--muted);}
.field textarea{resize:vertical;min-height:110px;}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:14px;}
@media(max-width:480px){.field-row{grid-template-columns:1fr;}}

.btn-submit{width:100%;padding:13px;background:linear-gradient(135deg,var(--purple-d),var(--purple));color:#fff;border:none;border-radius:8px;font-family:var(--sora);font-size:14px;font-weight:700;cursor:pointer;transition:transform .2s,box-shadow .2s;display:flex;align-items:center;justify-content:center;gap:8px;box-shadow:0 4px 16px rgba(139,92,246,.3);}
.btn-submit:hover:not(:disabled){transform:translateY(-1px);box-shadow:0 6px 24px rgba(139,92,246,.45);}
.btn-submit:disabled{opacity:.6;cursor:not-allowed;}
.spinner{width:16px;height:16px;border:2px solid rgba(255,255,255,.3);border-top-color:#fff;border-radius:50%;animation:spin .7s linear infinite;display:none;}
@keyframes spin{to{transform:rotate(360deg)}}

.success-box{background:rgba(16,185,129,.08);border:1px solid rgba(16,185,129,.25);border-radius:10px;padding:20px;text-align:center;display:none;}
.success-box .s-icon{font-size:28px;margin-bottom:10px;}
.success-box h3{font-size:15px;font-weight:700;color:var(--text);margin-bottom:6px;}
.success-box p{font-size:13px;color:var(--muted2);}
.err-msg{font-size:11px;color:var(--red);margin-top:5px;display:none;}