*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}

:root{
  --bg:#060e1e;
  --side-bg:linear-gradient(160deg,#0d1e40 0%,#1a3a6e 60%,#0e2d5a 100%);
  --card:#0d1b2e;
  --border:#1e3a5f;
  --blue:#2563eb;
  --blue-hover:#1d4ed8;
  --blue-light:#3b82f6;
  --text:#e2e8f0;
  --text-dim:#94a3b8;
  --white:#ffffff;
  --error:#f87171;
  --success:#4ade80;
  --font:'Inter',sans-serif;
  --font-display:'Syne',sans-serif;
}

html{font-size:16px;-webkit-font-smoothing:antialiased;height:100%}
body{font-family:var(--font);background:var(--bg);color:var(--text);height:100%}
a{text-decoration:none;color:var(--blue-light)}
a:hover{text-decoration:underline}

/* ── LAYOUT ── */
.auth-layout{display:grid;grid-template-columns:1fr 1fr;min-height:100vh}

/* ── SIDE PANEL ── */
.auth-side{background:var(--side-bg);position:relative;overflow:hidden;display:flex}
.auth-side::before{content:'';position:absolute;inset:0;background:url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E")}
.auth-side-inner{display:flex;flex-direction:column;justify-content:space-between;padding:48px 48px 48px;position:relative;z-index:1;width:100%}
.auth-logo{font-family:var(--font-display);font-size:1.3rem;font-weight:800;color:var(--white);text-decoration:none;display:inline-flex;align-items:center;gap:8px}
.auth-side-content{flex:1;display:flex;flex-direction:column;justify-content:center;padding:48px 0}
.auth-side-content h2{font-family:var(--font-display);font-size:clamp(1.6rem,2.5vw,2.2rem);font-weight:800;color:var(--white);line-height:1.2;margin-bottom:14px}
.auth-side-content p{font-size:.95rem;color:rgba(255,255,255,.7);line-height:1.7;margin-bottom:28px}
.auth-testimonial{display:flex;align-items:flex-start;gap:14px;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.12);border-radius:14px;padding:18px}
.testimonial-avatar{width:40px;height:40px;border-radius:50%;background:var(--blue);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:.9rem;flex-shrink:0}
.auth-testimonial strong{display:block;font-size:.9rem;color:var(--white);margin-bottom:4px}
.auth-testimonial p{font-size:.82rem;color:rgba(255,255,255,.65);margin:0}
.auth-benefits{list-style:none;display:flex;flex-direction:column;gap:12px}
.auth-benefits li{font-size:.9rem;color:rgba(255,255,255,.8);display:flex;align-items:center;gap:10px}
.auth-side-deco{display:flex;flex-direction:column;gap:10px}
.deco-card{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.12);border-radius:12px;padding:12px 18px;font-size:.85rem;font-weight:500;color:rgba(255,255,255,.8);backdrop-filter:blur(8px)}
.deco-card.dc2{margin-left:24px}
.deco-card.dc3{margin-left:12px}

/* ── FORM SIDE ── */
.auth-main{background:var(--bg);display:flex;align-items:center;justify-content:center;padding:48px 40px}
.auth-form-wrap{width:100%;max-width:420px}
.auth-header{margin-bottom:32px}
.auth-header h1{font-family:var(--font-display);font-size:1.9rem;font-weight:800;color:var(--white);margin-bottom:8px}
.auth-header p{font-size:.9rem;color:var(--text-dim)}

/* ── FIELDS ── */
.field{margin-bottom:20px}
.field label{display:block;font-size:.78rem;font-weight:600;color:var(--text-dim);text-transform:uppercase;letter-spacing:.05em;margin-bottom:8px}
.field input{width:100%;background:#0f1f35;border:1.5px solid var(--border);border-radius:10px;padding:13px 16px;font-family:var(--font);font-size:.95rem;color:var(--text);outline:none;transition:border-color .2s,box-shadow .2s}
.field input::placeholder{color:#3a5070}
.field input:focus{border-color:var(--blue);box-shadow:0 0 0 3px rgba(37,99,235,.2)}
.field.has-error input{border-color:var(--error)}
.field-error{display:block;font-size:.78rem;color:var(--error);min-height:1.2em;margin-top:6px}
.input-wrap{position:relative}
.input-wrap input{padding-right:44px}
.toggle-pw{position:absolute;right:12px;top:50%;transform:translateY(-50%);background:none;border:none;cursor:pointer;color:var(--text-dim);font-size:1rem;padding:4px;line-height:1}
.toggle-pw:hover{color:var(--text)}

/* ── SUBMIT BUTTON ── */
.btn{display:inline-flex;align-items:center;justify-content:center;padding:12px 24px;border-radius:10px;font-weight:600;font-size:.95rem;cursor:pointer;border:none;font-family:var(--font);transition:.2s;text-decoration:none}
.btn-blue{background:var(--blue);color:var(--white)}
.btn-blue:hover{background:var(--blue-hover);text-decoration:none}
.btn-full{width:100%;margin-top:8px;padding:14px;font-size:1rem;position:relative}
.btn-full:disabled{opacity:.5;cursor:not-allowed}
.btn-label{}
.btn-loader{display:none;width:18px;height:18px;border:2px solid rgba(255,255,255,.3);border-top-color:#fff;border-radius:50%;animation:spin .6s linear infinite;position:absolute}
.btn.loading .btn-label{visibility:hidden}
.btn.loading .btn-loader{display:block}
@keyframes spin{to{transform:rotate(360deg)}}

/* ── ALERT ── */
.auth-alert{margin-top:14px;padding:12px 16px;border-radius:10px;font-size:.875rem;font-weight:500}
.auth-alert.error{background:rgba(248,113,113,.1);border:1px solid rgba(248,113,113,.25);color:var(--error)}
.auth-alert.success{background:rgba(74,222,128,.1);border:1px solid rgba(74,222,128,.25);color:var(--success)}

/* ── LANG INFO ── */
.lang-info{background:rgba(37,99,235,.1);border:1px solid rgba(37,99,235,.25);border-radius:10px;padding:10px 14px;font-size:.82rem;color:var(--blue-light);margin-bottom:16px}

/* ── FOOTER LINKS ── */
.auth-footer-links{text-align:center;margin-top:24px}
.auth-footer-links p{font-size:.875rem;color:var(--text-dim)}
.auth-footer-links a{color:var(--blue-light);font-weight:600}

/* ── RESPONSIVE ── */
@media(max-width:768px){
  .auth-layout{grid-template-columns:1fr}
  .auth-side{display:none}
  .auth-main{padding:40px 24px;align-items:flex-start;padding-top:60px}
}