/* ============================================
   STUDIO MANAGER — Página de Cadastro (signup.css)
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:wght@400;600;700&family=Inter:wght@300;400;500;600;700&display=swap');

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

:root {
  --primary: #8B6F4E; --primary-light: #A88B6E; --primary-dark: #6B5238;
  --primary-50: #F5EFE8; --primary-100: #E8D9C8;
  --secondary: #5C8A7A; --gold: #C9A96E;
  --success: #2E8B5A; --danger: #C0392B; --warning: #D4A017;
  --gray-50:#FAFAF8; --gray-100:#F4F2EF; --gray-200:#E8E4DE;
  --gray-300:#D4CFC7; --gray-400:#A8A29A; --gray-500:#8A8480;
  --gray-600:#6B6560; --gray-700:#4A4540; --gray-800:#2E2A25; --gray-900:#1A1714;
  --white:#FFFFFF;
  --shadow-md: 0 8px 24px rgba(0,0,0,.10);
  --shadow-lg: 0 20px 48px rgba(0,0,0,.16);
  --radius: 14px; --transition: all 0.25s cubic-bezier(0.4,0,0.2,1);
}

html { font-size: 16px; scroll-behavior: smooth; }
body { font-family: 'Inter', sans-serif; background: var(--gray-50); color: var(--gray-800); min-height: 100vh; }

/* Layout split */
.signup-wrapper { display: grid; grid-template-columns: 1fr 1fr; min-height: 100vh; }

/* Painel esquerdo */
.signup-left {
  background: linear-gradient(165deg, #1A0F0A 0%, #3D2C1E 35%, #5C3D22 65%, #8B6F4E 100%);
  display: flex; flex-direction: column; justify-content: space-between;
  padding: 48px; position: relative; overflow: hidden;
}
.signup-left::before {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(ellipse at 30% 70%, rgba(201,169,110,.15) 0%, transparent 60%);
  pointer-events: none;
}
.signup-left-brand { display: flex; align-items: center; gap: 14px; position: relative; }
.signup-left-brand-icon {
  width: 52px; height: 52px;
  background: linear-gradient(135deg, var(--primary-light), var(--secondary));
  border-radius: 14px; display: flex; align-items: center; justify-content: center;
  font-size: 24px; box-shadow: 0 6px 20px rgba(0,0,0,.3);
}
.signup-left-brand-name { font-family: 'Playfair Display', serif; font-size: 22px; color: #fff; font-weight: 700; }
.signup-left-brand-sub { font-size: 11px; color: rgba(255,255,255,.5); text-transform: uppercase; letter-spacing: 1px; }

.signup-left-content { position: relative; flex: 1; display: flex; flex-direction: column; justify-content: center; padding: 60px 0 40px; }

.signup-left-headline { font-family: 'Playfair Display', serif; font-size: 38px; font-weight: 700; color: #fff; line-height: 1.2; margin-bottom: 18px; }
.signup-left-headline span { color: var(--gold); }
.signup-left-desc { font-size: 15px; color: rgba(255,255,255,.65); line-height: 1.7; max-width: 380px; margin-bottom: 36px; }

.signup-features { display: flex; flex-direction: column; gap: 14px; }
.signup-feature { display: flex; align-items: center; gap: 14px; }
.signup-feature-icon {
  width: 40px; height: 40px;
  background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.12);
  border-radius: 10px; display: flex; align-items: center; justify-content: center;
  font-size: 18px; flex-shrink: 0;
}
.signup-feature-text { font-size: 14px; color: rgba(255,255,255,.8); font-weight: 500; }

.signup-left-footer { position: relative; border-top: 1px solid rgba(255,255,255,.1); padding-top: 24px; }
.signup-trial-badge {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(201,169,110,.15); border: 1px solid rgba(201,169,110,.3);
  border-radius: 30px; padding: 8px 16px; color: var(--gold); font-size: 13px; font-weight: 600;
}

/* Painel direito */
.signup-right { display: flex; align-items: center; justify-content: center; padding: 40px 48px; overflow-y: auto; }
.signup-card { width: 100%; max-width: 460px; animation: fadeUp 0.5s ease; }
@keyframes fadeUp { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: none; } }

.signup-card-header { margin-bottom: 32px; }
.signup-card-title { font-family: 'Playfair Display', serif; font-size: 28px; font-weight: 700; color: var(--gray-900); margin-bottom: 8px; }
.signup-card-subtitle { font-size: 14px; color: var(--gray-500); line-height: 1.6; }

/* Steps */
.signup-steps { display: flex; align-items: flex-start; margin-bottom: 36px; }
.signup-step { display: flex; flex-direction: column; align-items: center; gap: 6px; flex: 1; position: relative; }
.signup-step:not(:last-child)::after {
  content: ''; position: absolute; top: 16px; left: 50%; right: -50%;
  height: 2px; background: var(--gray-200); z-index: 0;
}
.signup-step.done:not(:last-child)::after { background: var(--primary); }
.signup-step-num {
  width: 32px; height: 32px; border-radius: 50%; border: 2px solid var(--gray-200);
  background: var(--white); display: flex; align-items: center; justify-content: center;
  font-size: 13px; font-weight: 700; color: var(--gray-400); position: relative; z-index: 1; transition: var(--transition);
}
.signup-step.active .signup-step-num { border-color: var(--primary); background: var(--primary); color: var(--white); }
.signup-step.done .signup-step-num { border-color: var(--success); background: var(--success); color: var(--white); }
.signup-step-label { font-size: 10px; font-weight: 600; color: var(--gray-400); text-align: center; white-space: nowrap; }
.signup-step.active .signup-step-label { color: var(--primary); }
.signup-step.done .signup-step-label { color: var(--success); }

/* Panels */
.signup-panel { display: none; }
.signup-panel.active { display: block; }

/* Forms */
.form-group { margin-bottom: 18px; }
.form-label { display: block; font-size: 13px; font-weight: 600; color: var(--gray-700); margin-bottom: 7px; }
.form-label .req { color: var(--danger); margin-left: 2px; }
.form-control {
  width: 100%; padding: 11px 14px; border: 1.5px solid var(--gray-200);
  border-radius: 10px; font-size: 14px; font-family: 'Inter', sans-serif;
  color: var(--gray-800); background: var(--white); transition: var(--transition); outline: none;
}
.form-control:focus { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(139,111,78,.12); }
.form-control.error { border-color: var(--danger); }
.form-hint { font-size: 12px; color: var(--gray-400); margin-top: 5px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

/* Password */
.password-wrap { position: relative; display: flex; align-items: center; }
.password-wrap .form-control { padding-right: 46px; }
.toggle-pass { position: absolute; right: 12px; background: none; border: none; cursor: pointer; color: var(--gray-400); font-size: 14px; padding: 4px; transition: var(--transition); }
.toggle-pass:hover { color: var(--primary); }
.strength-bar { height: 4px; background: var(--gray-200); border-radius: 10px; overflow: hidden; margin-top: 8px; }
.strength-fill { height: 100%; border-radius: 10px; transition: width .3s, background .3s; width: 0; }
.strength-label { font-size: 11px; font-weight: 700; margin-top: 4px; }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 12px 20px; border-radius: 10px; font-size: 14px; font-weight: 600;
  font-family: 'Inter', sans-serif; cursor: pointer; transition: var(--transition);
  border: 1.5px solid transparent; text-decoration: none; line-height: 1.4;
}
.btn:disabled { opacity: .6; cursor: not-allowed; }
.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: var(--white); border-color: var(--primary-dark);
  box-shadow: 0 2px 10px rgba(139,111,78,.3); width: 100%;
}
.btn-primary:hover:not(:disabled) { transform: translateY(-1px); box-shadow: 0 6px 20px rgba(139,111,78,.4); }
.btn-ghost { background: transparent; color: var(--gray-600); border-color: var(--gray-200); }
.btn-ghost:hover:not(:disabled) { background: var(--gray-100); }
.btn-group { display: flex; gap: 10px; margin-top: 8px; }
.btn-group .btn { flex: 1; }

/* Alerts */
.alert { padding: 12px 16px; border-radius: 10px; font-size: 13px; margin-bottom: 16px; display: none; align-items: flex-start; gap: 10px; line-height: 1.5; }
.alert.show { display: flex; }
.alert-error { background: #FDF0EF; border: 1px solid #F5C6C2; color: var(--danger); }
.alert-success { background: #EAF7F0; border: 1px solid #A8D5BE; color: var(--success); }

/* Plan selector */
.plan-grid { display: flex; flex-direction: column; gap: 10px; margin-bottom: 20px; }
.plan-card {
  border: 2px solid var(--gray-200); border-radius: var(--radius); padding: 16px;
  cursor: pointer; transition: var(--transition); display: flex; align-items: center;
  gap: 14px; position: relative;
}
.plan-card:hover { border-color: var(--primary-100); background: var(--primary-50); }
.plan-card.selected { border-color: var(--primary); background: var(--primary-50); }
.plan-card.selected::after {
  content: '✓'; position: absolute; top: 12px; right: 14px;
  width: 22px; height: 22px; background: var(--primary); color: white;
  border-radius: 50%; font-size: 12px; font-weight: 700;
  display: flex; align-items: center; justify-content: center;
}
.plan-icon { font-size: 26px; width: 48px; height: 48px; background: var(--gray-100); border-radius: 12px; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.plan-info { flex: 1; }
.plan-name { font-size: 14px; font-weight: 700; color: var(--gray-900); margin-bottom: 2px; }
.plan-desc { font-size: 12px; color: var(--gray-500); }
.plan-price { font-size: 13px; font-weight: 700; color: var(--primary-dark); text-align: right; white-space: nowrap; }
.plan-price small { display: block; font-size: 11px; font-weight: 400; color: var(--gray-400); }

/* Success */
.signup-success { text-align: center; padding: 20px 0; }
.success-icon {
  width: 80px; height: 80px; background: linear-gradient(135deg, #EAF7F0, #C8EDD8);
  border-radius: 50%; display: flex; align-items: center; justify-content: center;
  font-size: 36px; margin: 0 auto 24px; animation: scaleIn 0.5s cubic-bezier(0.34,1.56,0.64,1);
}
@keyframes scaleIn { from { transform: scale(0); opacity: 0; } to { transform: scale(1); opacity: 1; } }
.success-title { font-family: 'Playfair Display', serif; font-size: 24px; font-weight: 700; color: var(--gray-900); margin-bottom: 12px; }
.success-desc { font-size: 14px; color: var(--gray-500); line-height: 1.7; margin-bottom: 32px; }
.success-info-box { background: var(--gray-50); border: 1px solid var(--gray-200); border-radius: var(--radius); padding: 18px; text-align: left; margin-bottom: 28px; }
.success-info-box p { font-size: 13px; color: var(--gray-600); margin-bottom: 6px; }
.success-info-box p:last-child { margin-bottom: 0; }
.success-info-box strong { color: var(--gray-800); }

/* Misc */
.login-link { text-align: center; font-size: 13px; color: var(--gray-500); margin-top: 24px; }
.login-link a { color: var(--primary); font-weight: 600; text-decoration: none; }
.login-link a:hover { text-decoration: underline; }

.spinner { width: 18px; height: 18px; border: 2.5px solid rgba(255,255,255,.4); border-top-color: #fff; border-radius: 50%; animation: spin .7s linear infinite; display: inline-block; }
@keyframes spin { to { transform: rotate(360deg); } }

@media (max-width: 900px) { .signup-wrapper { grid-template-columns: 1fr; } .signup-left { display: none; } .signup-right { padding: 32px 24px; } }
@media (max-width: 480px) { .signup-right { padding: 24px 16px; } .form-row { grid-template-columns: 1fr; } }