/* =============================================
   NIXBIT — CONTACT MODAL + CTA SECTION + FORMS
   ============================================= */

/* ── CONTACT POPUP MODAL ── */
.contact-modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 400;
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}
.contact-modal-overlay.open {
  opacity: 1;
  pointer-events: all;
}
.contact-modal {
  background: var(--bg-1);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 20px;
  width: 100%;
  max-width: 580px;
  max-height: 90vh;
  overflow-y: auto;
  transform: scale(0.95) translateY(16px);
  transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1), opacity 0.35s ease;
  opacity: 0;
  box-shadow: 0 32px 80px rgba(0, 0, 0, 0.5);
}
.contact-modal-overlay.open .contact-modal {
  transform: scale(1) translateY(0);
  opacity: 1;
}
.contact-modal-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  padding: 28px 32px 0;
}
.contact-modal-header h3 {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--text);
  line-height: 1.2;
}
.contact-modal-header p {
  font-size: 0.88rem;
  color: var(--text-muted);
  margin-top: 6px;
  line-height: 1.6;
}
.contact-modal-close {
  flex-shrink: 0;
  width: 36px;
  height: 36px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  font-size: 1rem;
  background: var(--bg-2);
  border: 1px solid var(--border);
  cursor: pointer;
  margin-left: 16px;
  transition: var(--transition);
}
.contact-modal-close:hover {
  background: var(--bg-3);
  color: var(--text);
}
.contact-modal-body {
  padding: 24px 32px 32px;
}

/* ── CTA SECTION ── */
.cta-section {
  padding: var(--section-pad);
  background: var(--bg);
  position: relative;
  overflow: hidden;
}
.cta-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
}
.cta-orb {
  position: absolute;
  width: 800px; height: 500px;
  background: radial-gradient(ellipse, rgba(112,97,242,0.08) 0%, transparent 70%);
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
}

.cta-layout {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
  max-width: 1100px;
  margin: 0 auto;
}

/* Left — founder */
.cta-founder {
  display: flex;
  flex-direction: column;
  gap: 28px;
}
.cta-founder-profile {
  display: flex;
  align-items: center;
  gap: 20px;
}
.cta-founder-photo {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--border-accent);
  flex-shrink: 0;
}
.cta-founder-info h4 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 3px;
}
.cta-founder-info span {
  font-size: 0.82rem;
  color: var(--accent);
  font-weight: 500;
}
.cta-badge {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.5rem;
}
.cta-title {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3vw, 2.8rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 1rem;
}
.cta-sub {
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.75;
  font-style: italic;
  border-left: 3px solid var(--border-accent);
  padding-left: 16px;
  margin-bottom: 0;
}
.cta-founder-stats {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
}
.cta-stat {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.cta-stat-num {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 800;
  background: var(--grad);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
}
.cta-stat-label {
  font-size: 0.75rem;
  color: var(--text-muted);
  font-weight: 500;
}

/* Right — form */
.cta-content {
  position: relative;
  z-index: 1;
}
.cta-form {
  text-align: left;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

/* ── FORM ELEMENTS ── */
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}
.form-input, .form-textarea {
  background: var(--bg-1);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 14px 18px;
  color: var(--text);
  font-family: var(--font-body);
  font-size: 0.95rem;
  outline: none;
  transition: border-color var(--transition);
  width: 100%;
  resize: vertical;
}
.form-input:focus, .form-textarea:focus {
  border-color: var(--border-accent);
}
.form-input::placeholder, .form-textarea::placeholder {
  color: var(--text-dim);
}

/* ── FORM VALIDATION STYLES ── */
.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
  width: 100%;
}

.form-error {
  font-size: 0.78rem;
  color: #f25c5c;
  padding-left: 4px;
  display: none;
  animation: fadeUp 0.2s ease both;
}

.form-input.invalid,
.form-textarea.invalid {
  border-color: rgba(242, 92, 92, 0.6);
}

.form-input.valid,
.form-textarea.valid {
  border-color: rgba(112, 97, 242, 0.5);
}

.form-success {
  display: none;
  align-items: center;
  justify-content: center;
  gap: 10px;
  background: rgba(112, 97, 242, 0.08);
  border: 1px solid var(--border-accent);
  border-radius: 10px;
  padding: 16px 20px;
  font-size: 0.95rem;
  color: var(--text);
  animation: fadeUp 0.3s ease both;
}

.form-success.visible { display: flex; }

.form-success-icon {
  width: 24px; height: 24px;
  background: var(--grad);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 0.75rem;
  font-weight: 700;
  flex-shrink: 0;
}

#submitBtn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}

/* ── LIGHT MODE ── */
html.light .contact-modal { background: #fff; border-color: rgba(0,0,0,0.1); }
html.light .contact-modal-close { background: #f0f0f0; border-color: rgba(0,0,0,0.1); }
html.light .contact-modal-close:hover { background: #e4e4e8; }

html.light .form-input,
html.light .form-textarea {
  background: #fff;
  border-color: rgba(0,0,0,0.15);
  color: #0d0d0d;
}
html.light .form-input:focus,
html.light .form-textarea:focus {
  border-color: var(--accent);
}
html.light .form-input::placeholder,
html.light .form-textarea::placeholder { color: #999; }