/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 14px 28px;
  border-radius: var(--radius-full);
  font-family: var(--font-sans);
  font-size: var(--text-base);
  font-weight: 600;
  cursor: pointer;
  border: 2px solid transparent;
  text-decoration: none;
  transition:
    background var(--transition),
    color var(--transition),
    border-color var(--transition),
    transform var(--transition),
    box-shadow var(--transition);
  white-space: nowrap;
  line-height: 1;
}

.btn-primary {
  background: var(--color-primary);
  color: #fff;
  border-color: var(--color-primary);
}
.btn-primary:hover {
  background: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
  box-shadow: var(--shadow-red);
  transform: translateY(-1px);
}

.btn-ghost {
  background: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
}
.btn-ghost:hover {
  background: var(--color-primary);
  color: #fff;
}

.btn-white {
  background: #fff;
  color: var(--color-primary);
  border-color: #fff;
}
.btn-white:hover {
  background: rgba(255, 255, 255, 0.9);
  box-shadow: var(--shadow-lg);
  transform: translateY(-1px);
}

.btn:disabled {
  opacity: 0.65;
  cursor: not-allowed;
  transform: none !important;
  box-shadow: none !important;
}

/* ── Badge / pill ── */
.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: 6px 14px;
  border-radius: var(--radius-full);
  font-size: var(--text-sm);
  font-weight: 500;
}

.badge-primary {
  background: rgba(214, 48, 49, 0.1);
  color: var(--color-primary);
  border: 1px solid rgba(214, 48, 49, 0.2);
}

.badge-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
  flex-shrink: 0;
}

/* ── Feature card ── */
.feature-card {
  background: white;
  border-radius: var(--radius-md);
  padding: var(--space-8);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border);
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: rgba(214, 48, 49, 0.25);
}

.feature-icons-group {
  display: flex;
  gap: 4px;
}

.feature-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  background: rgba(214, 48, 49, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-6);
  flex-shrink: 0;
}

.feature-icon svg {
  width: 26px;
  height: 26px;
  stroke: var(--color-primary);
  fill: none;
  stroke-width: 1.75;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.feature-icon img {
  width: 26px;
  height: 26px;
  object-fit: contain;
}

.feature-title {
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--color-dark-alt);
  margin-bottom: var(--space-3);
}

.feature-desc {
  font-size: var(--text-sm);
  color: var(--color-muted);
  line-height: 1.7;
}

/* ── Screenshot card ── */
.screenshot-card {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.screenshot-frame {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.screenshot-frame img {
  width: 100%;
  height: auto;
  display: block;
}

.screenshot-placeholder {
  width: 100%;
  aspect-ratio: 16 / 10;
  background: linear-gradient(135deg, #eeeeee 0%, #e2e2e2 100%);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
  color: var(--color-muted);
  font-size: var(--text-sm);
  font-style: italic;
  position: relative;
  overflow: hidden;
}

.screenshot-placeholder::before {
  content: '';
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    -45deg,
    transparent,
    transparent 10px,
    rgba(0, 0, 0, 0.025) 10px,
    rgba(0, 0, 0, 0.025) 20px
  );
}

.screenshot-placeholder-icon {
  opacity: 0.35;
}

.screenshot-caption {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-muted);
  text-align: center;
}

/* ── Browser-chrome mockup ── */
.browser-mockup {
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--color-border);
  padding-bottom: 1rem;
  background-color: white;
}

.browser-chrome {
  background: #f0f0f0;
  padding: 10px 14px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.browser-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
}
.browser-dot:nth-child(1) { background: #FF5F57; }
.browser-dot:nth-child(2) { background: #FEBC2E; }
.browser-dot:nth-child(3) { background: #28C840; }

.browser-url-bar {
  flex: 1;
  background: white;
  border-radius: var(--radius-sm);
  padding: 5px 12px;
  font-size: var(--text-xs);
  color: var(--color-muted);
  margin-left: var(--space-2);
  border: 1px solid var(--color-border);
}

.browser-mockup .screenshot-placeholder {
  aspect-ratio: 16 / 9;
  border-radius: 0;
}

/* ── Phone mockup ── */
.phone-mockup {
  width: 220px;
  border: 8px solid var(--color-dark-alt);
  border-radius: 36px;
  padding: 14px 8px;
  background: var(--color-dark-alt);
  box-shadow: var(--shadow-lg), 0 0 0 2px rgba(255,255,255,0.05);
  margin-inline: auto;
  position: relative;
}

.phone-notch {
  width: 80px;
  height: 20px;
  background: var(--color-dark-alt);
  border-radius: 0 0 14px 14px;
  margin-inline: auto;
  margin-bottom: 8px;
}

.phone-mockup .screenshot-placeholder {
  aspect-ratio: 9 / 19;
  border-radius: 24px;
}

/* ── Tablet mockup ── */
.tablet-mockup {
  border: 8px solid var(--color-dark-alt);
  border-radius: 16px;
  padding: 10px;
  background: var(--color-dark-alt);
  box-shadow: var(--shadow-lg);
}

.tablet-mockup .screenshot-placeholder {
  aspect-ratio: 4 / 3;
  border-radius: 8px;
}

/* ── Bullet list with check ── */
.check-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.check-list li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  font-size: var(--text-base);
  color: var(--color-dark);
  line-height: 1.5;
}

.check-icon {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: rgba(214, 48, 49, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-top: 1px;
}

.check-icon svg {
  width: 13px;
  height: 13px;
  stroke: var(--color-primary);
  fill: none;
  stroke-width: 2.5;
  stroke-linecap: round;
  stroke-linejoin: round;
}

/* ── Form elements ── */
.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.form-group label {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-dark-alt);
}

.required {
  color: var(--color-primary);
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 12px 16px;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: var(--text-base);
  color: var(--color-dark);
  background: white;
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
  appearance: none;
  -webkit-appearance: none;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(214, 48, 49, 0.12);
}

.form-group input[aria-invalid="true"],
.form-group textarea[aria-invalid="true"] {
  border-color: var(--color-error);
  box-shadow: 0 0 0 3px rgba(214, 48, 49, 0.10);
}

.form-group textarea {
  resize: vertical;
  min-height: 140px;
  line-height: 1.6;
}

.form-group select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23636E72' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 40px;
  cursor: pointer;
}

.field-error {
  font-size: var(--text-xs);
  color: var(--color-error);
  font-weight: 500;
}

.form-alert {
  margin-top: var(--space-6);
  padding: var(--space-4) var(--space-6);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  font-weight: 500;
}

.form-alert--success {
  background: rgba(0, 184, 148, 0.1);
  color: #006d56;
  border: 1px solid rgba(0, 184, 148, 0.3);
}

.form-alert--error {
  background: rgba(214, 48, 49, 0.08);
  color: var(--color-primary-dark);
  border: 1px solid rgba(214, 48, 49, 0.2);
}

.btn-submit {
  width: 100%;
  padding: 16px;
  font-size: var(--text-lg);
  border-radius: var(--radius-md);
  margin-top: var(--space-2);
}