/* ============================================================
   SOLARMAP AI — SHARED DESIGN SYSTEM
   Reutilizado em todas as páginas (auth, dashboard, landing)
   ============================================================ */

/* Google Fonts loaded via <link> in HTML — no duplicate @import needed */

:root {
  --midnight:    #060C14;
  --deep-navy:   #0A1628;
  --navy:        #0D1F3C;
  --navy-mid:    #112240;
  --gold:        #D4A843;
  --gold-light:  #F0C96B;
  --gold-glow:   rgba(212,168,67,0.18);
  --green:       #1FD8A4;
  --green-dim:   #12A07A;
  --green-glow:  rgba(31,216,164,0.15);
  --ice:         #EEF4FF;
  --white:       #FFFFFF;
  --muted:       rgba(238,244,255,0.55);
  --border:      rgba(238,244,255,0.08);
  --border-gold: rgba(212,168,67,0.25);
  --glass:       rgba(13,31,60,0.55);
  --glass-light: rgba(238,244,255,0.04);
  --shadow-gold: 0 0 60px rgba(212,168,67,0.12);
  --shadow-green:0 0 60px rgba(31,216,164,0.10);
  --radius:      14px;
  --radius-lg:   22px;
  --transition:  0.35s cubic-bezier(0.22,1,0.36,1);
  --danger:      #FF5F57;
  --danger-glow: rgba(255,95,87,0.15);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', sans-serif;
  background: var(--midnight);
  color: var(--ice);
  line-height: 1.65;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

::-webkit-scrollbar { width: 5px; }
::-webkit-scrollbar-track { background: var(--midnight); }
::-webkit-scrollbar-thumb { background: var(--gold); border-radius: 99px; }

h1,h2,h3,h4,h5 { font-family: 'Plus Jakarta Sans', sans-serif; font-weight: 700; line-height: 1.2; }
h1 { font-size: clamp(2.2rem, 4vw, 3.5rem); letter-spacing: -0.03em; }
h2 { font-size: clamp(1.6rem, 3vw, 2.4rem); letter-spacing: -0.025em; }
h3 { font-size: clamp(1.1rem, 1.6vw, 1.35rem); }
p  { font-size: clamp(0.92rem, 1vw, 1.02rem); }
a  { color: var(--gold); text-decoration: none; transition: var(--transition); }
a:hover { color: var(--gold-light); }

.grad-gold { background: linear-gradient(135deg, var(--gold-light), var(--gold)); -webkit-background-clip:text; -webkit-text-fill-color:transparent; background-clip:text; }
.grad-green { background: linear-gradient(135deg, #5AFAC8, var(--green)); -webkit-background-clip:text; -webkit-text-fill-color:transparent; background-clip:text; }

.tag {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: 'Plus Jakarta Sans', sans-serif; font-size: 0.72rem; font-weight: 600;
  letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--gold); background: var(--gold-glow);
  border: 1px solid var(--border-gold); border-radius: 99px;
  padding: 6px 16px;
}
.tag::before { content:''; width:6px; height:6px; border-radius:50%; background:var(--gold); flex-shrink:0; }

.btn-primary {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  font-family: 'Plus Jakarta Sans', sans-serif; font-size: 0.92rem; font-weight: 600;
  color: var(--midnight); background: linear-gradient(135deg, var(--gold-light), var(--gold));
  border: none; border-radius: 99px; padding: 15px 32px; cursor: pointer;
  transition: var(--transition); text-decoration: none; white-space: nowrap;
  box-shadow: 0 4px 30px rgba(212,168,67,0.35);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 40px rgba(212,168,67,0.5); color: var(--midnight); }

.btn-ghost {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  font-family: 'Plus Jakarta Sans', sans-serif; font-size: 0.92rem; font-weight: 600;
  color: var(--ice); background: transparent;
  border: 1px solid var(--border); border-radius: 99px; padding: 14px 30px; cursor: pointer;
  transition: var(--transition); text-decoration: none;
  backdrop-filter: blur(8px);
}
.btn-ghost:hover { border-color: rgba(238,244,255,0.3); background: rgba(238,244,255,0.06); transform: translateY(-1px); }

.btn-block { width: 100%; }

/* Cosmic background */
.cosmic-bg {
  position: fixed; inset: 0; z-index: -2;
  background: url('../bg-sun-space.avif') center center / cover no-repeat;
}
.cosmic-bg::after {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(ellipse 120% 100% at 50% 0%, rgba(6,12,20,0.4) 0%, rgba(6,12,20,0.75) 50%, rgba(6,12,20,0.92) 100%);
}
.cosmic-stars {
  position: fixed; inset: 0; z-index: -1; pointer-events: none;
  background-image:
    radial-gradient(1px 1px at 10% 20%, rgba(255,255,255,0.7), transparent),
    radial-gradient(1px 1px at 30% 60%, rgba(255,255,255,0.5), transparent),
    radial-gradient(1.5px 1.5px at 50% 10%, rgba(240,201,107,0.8), transparent),
    radial-gradient(1px 1px at 70% 40%, rgba(255,255,255,0.6), transparent),
    radial-gradient(1px 1px at 85% 75%, rgba(255,255,255,0.4), transparent),
    radial-gradient(1.5px 1.5px at 20% 80%, rgba(31,216,164,0.6), transparent),
    radial-gradient(1px 1px at 60% 90%, rgba(255,255,255,0.5), transparent);
  animation: starsTwinkle 6s ease-in-out infinite alternate;
}
@keyframes starsTwinkle { 0%{opacity:0.6} 50%{opacity:1} 100%{opacity:0.7} }

/* Energy orbs */
.energy-orbs { position: fixed; inset: 0; z-index: 0; pointer-events: none; overflow: visible; }
.orb { position: absolute; border-radius: 50%; filter: blur(1px); }
.orb--gold { background: radial-gradient(circle, rgba(240,201,107,0.8), rgba(212,168,67,0.3) 40%, transparent 70%); box-shadow: 0 0 12px rgba(212,168,67,0.4); }
.orb--green { background: radial-gradient(circle, rgba(90,250,200,0.7), rgba(31,216,164,0.3) 40%, transparent 70%); box-shadow: 0 0 10px rgba(31,216,164,0.3); }
.orb--white { background: radial-gradient(circle, rgba(255,255,255,0.9), rgba(238,244,255,0.3) 40%, transparent 70%); box-shadow: 0 0 8px rgba(255,255,255,0.3); }
.orb--orange { background: radial-gradient(circle, rgba(255,160,50,0.8), rgba(255,120,20,0.3) 40%, transparent 70%); box-shadow: 0 0 14px rgba(255,140,30,0.4); }
.orb--blue { background: radial-gradient(circle, rgba(100,180,255,0.7), rgba(59,158,255,0.2) 40%, transparent 70%); box-shadow: 0 0 10px rgba(59,158,255,0.3); }

@keyframes orbDrift {
  0% { transform: translateY(100vh) translateX(0) scale(0.5); opacity: 0; }
  5% { opacity: 0.9; }
  50% { transform: translateY(40vh) translateX(var(--drift-x)) scale(1.3); opacity: 1; }
  95% { opacity: 0.7; }
  100% { transform: translateY(-120px) translateX(calc(var(--drift-x) * -0.5)) scale(0.8); opacity: 0; }
}
@keyframes orbPulse {
  0%, 100% { transform: scale(1) translate(0,0); opacity: 0.5; }
  25% { transform: scale(1.8) translate(10px, -15px); opacity: 1; }
  50% { transform: scale(0.8) translate(-8px, 12px); opacity: 0.7; }
  75% { transform: scale(1.5) translate(15px, 8px); opacity: 0.9; }
}
@keyframes orbFloat {
  0% { transform: translate(0, 0) scale(1); opacity: 0; }
  5% { opacity: 1; }
  25% { transform: translate(var(--dx), var(--dy)) scale(var(--scale-mid)); }
  50% { transform: translate(var(--dx2), var(--dy2)) scale(1.2); opacity: 0.9; }
  75% { transform: translate(var(--dx), calc(var(--dy) * -1)) scale(var(--scale-mid)); }
  95% { opacity: 1; }
  100% { transform: translate(0, 0) scale(1); opacity: 0; }
}

/* Form inputs shared */
.form-input {
  width: 100%; padding: 14px 18px;
  font-family: 'Inter', sans-serif; font-size: 0.95rem; color: var(--ice);
  background: rgba(238,244,255,0.04); border: 1px solid rgba(238,244,255,0.1);
  border-radius: 14px; outline: none; transition: var(--transition);
}
.form-input::placeholder { color: rgba(238,244,255,0.3); }
.form-input:focus {
  border-color: var(--gold); box-shadow: 0 0 0 3px rgba(212,168,67,0.15), 0 0 20px rgba(212,168,67,0.1);
  background: rgba(212,168,67,0.04);
}
.form-input.error { border-color: var(--danger); box-shadow: 0 0 0 3px var(--danger-glow); }

.form-label {
  display: block; font-size: 0.82rem; font-weight: 500;
  color: var(--muted); margin-bottom: 8px; letter-spacing: 0.02em;
}
.form-group { margin-bottom: 20px; }
.form-error-msg {
  font-size: 0.78rem; color: var(--danger); margin-top: 6px;
  display: none;
}
.form-error-msg.visible { display: block; }

/* Glass card */
.glass-card {
  background: rgba(13,31,60,0.45); border: 1px solid rgba(212,168,67,0.15);
  border-radius: 20px; padding: 40px;
  backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
  box-shadow: 0 20px 60px rgba(0,0,0,0.3), inset 0 1px 0 rgba(255,255,255,0.05);
}

/* Alert messages */
.alert {
  padding: 14px 18px; border-radius: 12px; font-size: 0.88rem;
  margin-bottom: 20px; display: none;
}
.alert.visible { display: block; }
.alert-error { background: var(--danger-glow); border: 1px solid rgba(255,95,87,0.3); color: #FF8A84; }
.alert-success { background: var(--green-glow); border: 1px solid rgba(31,216,164,0.3); color: var(--green); }

/* Loading spinner */
.spinner {
  display: inline-block; width: 20px; height: 20px;
  border: 2.5px solid rgba(6,12,20,0.3); border-top-color: var(--midnight);
  border-radius: 50%; animation: spin 0.7s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }
.spinner-light { border-color: rgba(238,244,255,0.2); border-top-color: var(--ice); }