/* SABA Studio — styles de base partagés */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg-void);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
}

img, video { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; }

.container {
  max-width: var(--max-width);
  margin-inline: auto;
  padding-inline: var(--space-md);
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.15;
  margin: 0 0 var(--space-sm);
}
h1 { font-size: clamp(2.5rem, 6vw, 4.5rem); letter-spacing: -0.02em; }
h2 { font-size: clamp(1.75rem, 4vw, 3rem); letter-spacing: -0.01em; }
h3 { font-size: clamp(1.25rem, 2.5vw, 1.75rem); }
p { color: var(--text-secondary); margin: 0 0 var(--space-sm); }
.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.2em;
  font-size: 0.75rem;
  color: var(--electric-blue-bright);
  font-weight: 600;
}

section { padding-block: var(--space-2xl); position: relative; }

/* Nav */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-sm) var(--space-md);
  background: rgba(5, 6, 10, 0.7);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-glass);
}
.nav__logo {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.25rem;
  letter-spacing: 0.02em;
  background: var(--gradient-brand);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.nav__links {
  display: flex;
  gap: var(--space-md);
  list-style: none;
  margin: 0;
  padding: 0;
}
.nav__links a {
  font-size: 0.9rem;
  color: var(--text-secondary);
  transition: color var(--dur-fast) var(--ease-out);
}
.nav__links a:hover, .nav__links a[aria-current="page"] { color: var(--text-primary); }
.nav__toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text-primary);
  font-size: 1.5rem;
}
@media (max-width: 768px) {
  .nav__links {
    position: fixed;
    inset: 64px 0 0 0;
    flex-direction: column;
    padding: var(--space-lg) var(--space-md);
    background: var(--bg-void);
    transform: translateY(-110%);
    opacity: 0;
    pointer-events: none;
    transition: transform var(--dur-med) var(--ease-out), opacity var(--dur-med) var(--ease-out);
  }
  .nav__links.is-open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }
  .nav__toggle { display: block; }
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.9rem 1.75rem;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.9rem;
  border: 1px solid transparent;
  transition: transform var(--dur-fast) var(--ease-out), box-shadow var(--dur-fast) var(--ease-out);
}
.btn:active { transform: scale(0.97); }
.btn--primary {
  background: var(--gradient-brand);
  color: white;
  box-shadow: var(--glow-blue);
}
.btn--primary:hover { box-shadow: var(--glow-blue), var(--glow-violet); }
.btn--ghost {
  background: transparent;
  border-color: var(--border-glass);
  color: var(--text-primary);
}
.btn--ghost:hover { border-color: var(--border-glow); }
.btn--whatsapp {
  background: #25d366;
  color: #05060a;
}
.btn:disabled { opacity: 0.5; cursor: not-allowed; transform: none; }

/* Footer */
.footer {
  border-top: 1px solid var(--border-glass);
  padding-block: var(--space-lg);
  text-align: center;
}
.footer p { font-size: 0.85rem; color: var(--text-muted); margin: 0; }

/* Forms */
.field { margin-bottom: var(--space-sm); text-align: left; }
.field label { display: block; font-size: 0.85rem; margin-bottom: 0.4rem; color: var(--text-secondary); }
.field input, .field select, .field textarea {
  width: 100%;
  padding: 0.85rem 1rem;
  background: var(--bg-surface);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-family: inherit;
  font-size: 0.95rem;
  transition: border-color var(--dur-fast) var(--ease-out);
}
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none;
  border-color: var(--electric-blue-bright);
}
.field__error { color: var(--danger); font-size: 0.8rem; margin-top: 0.3rem; display: none; }
.field.has-error input, .field.has-error textarea { border-color: var(--danger); }
.field.has-error .field__error { display: block; }
.form__status { margin-top: var(--space-sm); font-size: 0.9rem; }
.form__status--success { color: var(--success); }
.form__status--error { color: var(--danger); }

/* Honeypot: piège anti-bot, invisible pour humains */
.hp-field {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.grid { display: grid; gap: var(--space-md); }
@media (min-width: 768px) {
  .grid--3 { grid-template-columns: repeat(3, 1fr); }
  .grid--2 { grid-template-columns: repeat(2, 1fr); }
}