:root {
  --color-primary: #001337;
  --color-primary-light: #003366;
  --color-accent: #003366;
  --color-dark: #000a1e;
  --color-text: #001337;
  --color-text-light: #6b7280;
  --color-text-muted: #9ca3af;
  --color-bg: #f9fafb;
  --color-white: #ffffff;
  --color-border: #e5e7eb;
  --color-card-bg: #ffffff;
  --color-success: #10b981;
  --color-error: #ef4444;
  --color-warning: #f59e0b;
  --color-overlay: rgba(0, 19, 55, 0.7);
  --font-heading: 'Montserrat', 'Segoe UI', Arial, sans-serif;
  --font-body: 'Open Sans', 'Segoe UI', Arial, sans-serif;
  --sidebar-width: 300px;
  --border-radius: 6px;
  --border-radius-lg: 12px;
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
}


/* ============================================================
   RESET & BASE
   ============================================================ */

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  text-size-adjust: 100%;
  -webkit-text-size-adjust: 100%;
  overflow-x: hidden;
}

body {
  font-family: var(--font-body);
  color: var(--color-text);
  background-color: var(--color-bg);
  line-height: 1.7;
  min-height: 100vh;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  text-decoration: none;
  color: inherit;
  transition: color var(--transition-fast);
}

ul, ol {
  list-style: none;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.3;
  color: var(--color-primary);
}

h2 {
  font-size: 1.75rem;
  margin-bottom: 0.75rem;
  font-style: italic;
  position: relative;
  padding-left: 1.5rem;
}

h2::before {
  content: "\25B6";
  position: absolute;
  left: 0;
  color: var(--color-primary);
  font-size: 0.8em;
}

h3 { font-size: 1.25rem; margin-bottom: 0.6rem; }
h4 { font-size: 1.15rem; }

p {
  margin-bottom: 1rem;
  color: var(--color-text-light);
}


/* ============================================================
   PIN GATE
   ============================================================ */

.pin-gate {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 50%, #1e3a5f 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.5s ease, visibility 0.5s ease;
}

.pin-gate.hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.pin-box {
  background: rgba(255, 255, 255, 0.06);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--border-radius-lg);
  padding: 3rem 2.5rem;
  text-align: center;
  max-width: 400px;
  width: 90%;
}

.pin-box-logo {
  margin-bottom: 1.5rem;
}

.pin-box-logo img {
  height: 120px;
  width: auto;
  background: var(--color-white);
  border-radius: 50%;
  padding: 10px;
  margin: 0 auto;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.pin-box h2 {
  font-size: 1.3rem;
  color: var(--color-white);
  margin-bottom: 0.5rem;
  padding-left: 0;
  font-style: normal;
}

.pin-box h2::before {
  display: none;
}

.pin-box > p {
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.9rem;
  margin-bottom: 1.5rem;
}

.pin-input-wrap {
  display: flex;
  gap: 0.75rem;
  justify-content: center;
  margin-bottom: 1rem;
}

.pin-digit {
  width: 56px;
  height: 64px;
  text-align: center;
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-white);
  background: rgba(255, 255, 255, 0.08);
  border: 2px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--border-radius);
  outline: none;
  transition: all var(--transition-normal);
  caret-color: var(--color-white);
}

.pin-digit:focus {
  border-color: var(--color-white);
  background: rgba(255, 255, 255, 0.12);
  box-shadow: 0 0 20px rgba(255, 255, 255, 0.1);
}

.pin-digit.error {
  border-color: var(--color-error);
  background: rgba(239, 68, 68, 0.15);
  animation: shake 0.4s ease;
}

.pin-error-msg {
  font-size: 0.85rem;
  color: var(--color-error);
  min-height: 1.25rem;
}

@keyframes shake {
  0%, 100% { transform: translateX(0); }
  20%, 60% { transform: translateX(-6px); }
  40%, 80% { transform: translateX(6px); }
}


/* ============================================================
   PAGE LAYOUT
   ============================================================ */

.page-wrapper {
  display: grid;
  grid-template-columns: var(--sidebar-width) 1fr;
  grid-template-areas: "sidebar main";
  min-height: 100vh;
}


/* ============================================================
   SIDEBAR
   ============================================================ */

.sidebar {
  grid-area: sidebar;
  background: linear-gradient(180deg, var(--color-primary) 0%, var(--color-primary-light) 40%, #1e3a5f 100%);
  color: var(--color-white);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0;
  left: 0;
  width: var(--sidebar-width);
  height: 100vh;
  z-index: 100;
  overflow-y: auto;
}

.sidebar::-webkit-scrollbar { width: 5px; }
.sidebar::-webkit-scrollbar-thumb { background: rgba(255, 255, 255, 0.15); border-radius: 10px; }

.sidebar-logo {
  padding: 1.5rem 1.5rem 1rem;
  text-align: center;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.sidebar-logo img {
  height: 170px;
  width: auto;
  background: var(--color-white);
  border-radius: 50%;
  padding: 10px;
  margin: 0 auto 0.5rem;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.sidebar-logo .logo-sub {
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.45);
  letter-spacing: 1.5px;
  text-transform: uppercase;
  display: block;
  margin-top: 0.3rem;
}

.sidebar-nav { flex: 1; padding: 1rem 0; }
.sidebar-nav ul { display: flex; flex-direction: column; gap: 2px; }

.sidebar-nav a {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 0.85rem 1.8rem;
  min-height: 48px;
  color: rgba(255, 255, 255, 0.65);
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: 0.3px;
  transition: all var(--transition-normal);
  border-left: 3px solid transparent;
}

.sidebar-nav a:hover {
  color: var(--color-white);
  background: rgba(255, 255, 255, 0.05);
  border-left-color: var(--color-white);
}

.sidebar-nav a.active {
  color: var(--color-white);
  background: rgba(255, 255, 255, 0.08);
  border-left-color: var(--color-white);
}

.sidebar-nav .nav-icon {
  font-size: 1.1rem;
  width: 24px;
  text-align: center;
  flex-shrink: 0;
}

.sidebar-info {
  padding: 1rem 1.8rem;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  margin-top: auto;
}

.sidebar-info h4 {
  color: rgba(255, 255, 255, 0.35);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 0.6rem;
}

.sidebar-info p {
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.5);
  line-height: 1.8;
  margin-bottom: 0.4rem;
}


/* ============================================================
   MOBILE MENU BUTTON
   ============================================================ */

.mobile-menu-btn {
  display: none;
  position: fixed;
  top: 1rem;
  left: 1rem;
  z-index: 200;
  width: 48px;
  height: 48px;
  background: var(--color-primary);
  border: none;
  border-radius: var(--border-radius);
  cursor: pointer;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.3);
}

.mobile-menu-btn span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-white);
  transition: all var(--transition-normal);
  border-radius: 2px;
}

.mobile-menu-btn.open span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.mobile-menu-btn.open span:nth-child(2) { opacity: 0; }
.mobile-menu-btn.open span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

.mobile-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: var(--color-overlay);
  z-index: 90;
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.mobile-overlay.show { opacity: 1; }


/* ============================================================
   MAIN CONTENT
   ============================================================ */

.main-content {
  grid-area: main;
  min-height: 100vh;
}


/* ============================================================
   HERO
   ============================================================ */

.hero {
  background: var(--color-bg);
  text-align: center;
  padding: 3rem 2.5rem 2rem;
}

.hero h1 {
  font-size: 3.5rem;
  font-weight: 800;
  color: var(--color-primary);
  margin-bottom: 0.5rem;
  letter-spacing: -0.02em;
}

.hero p {
  font-size: 1.1rem;
  color: var(--color-text-light);
  max-width: 600px;
  margin: 0 auto;
}


/* ============================================================
   SECTIONS
   ============================================================ */

.section {
  padding: 3rem 2.5rem;
}

.section-light { background: var(--color-bg); }
.section-white { background: var(--color-white); }

.section h2 { margin-bottom: 1rem; }

.section > p,
.section > ul {
  max-width: 800px;
}

.section ul li {
  padding: 0.4rem 0;
  padding-left: 1.5rem;
  position: relative;
  color: var(--color-text-light);
  line-height: 1.7;
}

.section ul li::before {
  content: '\2713';
  position: absolute;
  left: 0;
  color: var(--color-success);
  font-weight: 700;
}


/* ============================================================
   CARDS (Formatos)
   ============================================================ */

.card-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  max-width: 1280px;
}

.card {
  background: var(--color-card-bg);
  border-radius: var(--border-radius-lg);
  border: 1px solid var(--color-border);
  padding: 1.5rem;
  transition: all var(--transition-normal);
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.08);
  border-color: transparent;
}

.card h3 {
  color: var(--color-primary);
  font-size: 1.1rem;
  margin-bottom: 0.75rem;
  border-bottom: 2px solid var(--color-border);
  padding-bottom: 0.5rem;
}

.card p {
  font-size: 0.9rem;
  color: var(--color-text-light);
  line-height: 1.7;
  margin-bottom: 0;
}


/* ============================================================
   STEPS (Cómo funciona)
   ============================================================ */

.steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  max-width: 1280px;
}

.step-item {
  text-align: center;
  padding: 2rem 1.5rem;
  background: var(--color-white);
  border-radius: var(--border-radius-lg);
  border: 1px solid var(--color-border);
  transition: all var(--transition-normal);
}

.step-item:hover {
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.06);
  border-color: transparent;
  transform: translateY(-3px);
}

.step-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  background: var(--color-primary);
  color: var(--color-white);
  border-radius: 50%;
  font-family: var(--font-heading);
  font-size: 1.3rem;
  font-weight: 800;
  margin-bottom: 1rem;
}

.step-item h3 {
  margin-bottom: 0.5rem;
  font-size: 1.05rem;
  border-bottom: none;
  padding-bottom: 0;
}

.step-item p { font-size: 0.88rem; margin-bottom: 0; line-height: 1.6; }


/* ============================================================
   PRICING
   ============================================================ */

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  max-width: 1280px;
}

.pricing-card {
  background: var(--color-white);
  border-radius: var(--border-radius-lg);
  border: 1px solid var(--color-border);
  padding: 2rem;
  text-align: center;
  transition: all var(--transition-normal);
}

.pricing-card:hover {
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.08);
  border-color: transparent;
}

.pricing-card h3 {
  color: var(--color-primary);
  margin-bottom: 1rem;
  border-bottom: 2px solid var(--color-border);
  padding-bottom: 0.5rem;
}

.price {
  font-family: var(--font-heading);
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--color-primary);
  margin-bottom: 0.25rem;
}

.price-subtitle {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  font-style: italic;
  margin-bottom: 1rem;
}

.pricing-card > p {
  margin-bottom: 1.5rem;
}

.pricing-card ul {
  text-align: left;
}

.pricing-card ul li {
  padding: 0.5rem 0;
  padding-left: 1.5rem;
  position: relative;
  font-size: 0.9rem;
  color: var(--color-text-light);
  border-bottom: 1px solid var(--color-border);
}

.pricing-card ul li:last-child { border-bottom: none; }

.pricing-card ul li::before {
  content: '\2713';
  position: absolute;
  left: 0;
  color: var(--color-success);
  font-weight: 700;
}

.pricing-note {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius);
  padding: 1.5rem;
  margin-top: 2rem;
  text-align: center;
}

.pricing-note p { margin-bottom: 0; }


/* ============================================================
   CONTACT FORM
   ============================================================ */

.contact-form {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-lg);
  padding: 2.5rem;
  max-width: 800px;
}

.contact-form h3 {
  color: var(--color-primary);
  font-size: 1.3rem;
  margin-bottom: 1.5rem;
  border-bottom: 2px solid var(--color-border);
  padding-bottom: 0.75rem;
}

.form-workflow {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius);
  padding: 1.5rem;
  margin-bottom: 2rem;
}

.form-workflow h4 {
  font-size: 1rem;
  margin-bottom: 1rem;
  color: var(--color-primary);
}

.workflow-steps {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.workflow-step {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.workflow-step .step-number {
  width: 32px;
  height: 32px;
  min-width: 32px;
  font-size: 0.85rem;
  margin-bottom: 0;
}

.workflow-step .step-content h5 {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 0;
}

.workflow-step .step-content p {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  margin-bottom: 0;
}

.form-group {
  margin-bottom: 1.25rem;
}

.form-group label {
  font-weight: 600;
  display: block;
  margin-bottom: 0.4rem;
  font-size: 0.9rem;
  color: var(--color-text);
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 0.75rem;
  border: 2px solid var(--color-border);
  border-radius: var(--border-radius);
  font-size: 1rem;
  font-family: var(--font-body);
  transition: border-color var(--transition-normal), box-shadow var(--transition-normal);
  background: var(--color-white);
  color: var(--color-text);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(0, 19, 55, 0.1);
}

.form-group input.error,
.form-group textarea.error,
.form-group select.error {
  border-color: var(--color-error);
  box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.1);
}

.file-upload-area {
  border: 2px dashed var(--color-border);
  border-radius: var(--border-radius);
  padding: 2rem;
  text-align: center;
  cursor: pointer;
  transition: all var(--transition-normal);
  background: var(--color-bg);
}

.file-upload-area:hover {
  border-color: var(--color-primary);
  background: rgba(0, 19, 55, 0.02);
}

.file-upload-area .upload-icon {
  font-size: 2rem;
  margin-bottom: 0.5rem;
}

.file-upload-area p {
  margin-bottom: 0.25rem;
  font-size: 0.9rem;
}

.file-upload-area .file-types {
  font-size: 0.8rem;
  color: var(--color-text-muted);
}

.file-upload-container input[type="file"] {
  display: none;
}

.file-list {
  margin-top: 0.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.file-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.5rem 0.75rem;
  background: var(--color-bg);
  border-radius: var(--border-radius);
  font-size: 0.85rem;
}

.file-item button {
  background: none;
  border: none;
  color: var(--color-error);
  cursor: pointer;
  font-size: 1rem;
  padding: 0.25rem;
}


/* ============================================================
   FORM BUTTONS
   ============================================================ */

.btn-submit {
  width: 100%;
  background: var(--color-primary);
  color: var(--color-white);
  padding: 1rem 2rem;
  border: none;
  border-radius: var(--border-radius);
  cursor: pointer;
  font-size: 1.05rem;
  font-weight: 600;
  font-family: var(--font-heading);
  transition: all var(--transition-normal);
  margin-top: 1rem;
}

.btn-submit:hover {
  background: var(--color-primary-light);
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(0, 19, 55, 0.3);
}

.btn-confirm {
  background: var(--color-success);
  color: var(--color-white);
  padding: 0.75rem 1.5rem;
  border: none;
  border-radius: var(--border-radius);
  cursor: pointer;
  font-weight: 600;
  font-size: 0.95rem;
  transition: all var(--transition-normal);
}

.btn-confirm:hover { background: #059669; }

.btn-cancel {
  background: var(--color-text-light);
  color: var(--color-white);
  padding: 0.75rem 1.5rem;
  border: none;
  border-radius: var(--border-radius);
  cursor: pointer;
  font-weight: 600;
  font-size: 0.95rem;
}

.btn-download {
  background: var(--color-primary);
  color: var(--color-white);
  padding: 0.75rem 1.5rem;
  border: none;
  border-radius: var(--border-radius);
  cursor: pointer;
  font-weight: 600;
}

.btn-test {
  background: var(--color-warning);
  color: var(--color-white);
  padding: 0.75rem 1.5rem;
  border: none;
  border-radius: var(--border-radius);
  cursor: pointer;
  font-weight: 600;
}

.btn-new {
  background: var(--color-primary-light);
  color: var(--color-white);
  padding: 0.75rem 1.5rem;
  border: none;
  border-radius: var(--border-radius);
  cursor: pointer;
  font-weight: 600;
}


/* ============================================================
   PROCESSING / ANALYSIS / RESULTS
   ============================================================ */

.processing-status,
.analysis-results,
.data-preview,
.payment-section,
.generation-status,
.final-results {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius);
  padding: 2rem;
  margin-top: 1.5rem;
  text-align: center;
}

.spinner {
  width: 50px;
  height: 50px;
  border: 4px solid var(--color-border);
  border-top: 4px solid var(--color-primary);
  border-radius: 50%;
  animation: spin 1s linear infinite;
  margin: 0 auto 1rem;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

.progress-bar {
  width: 100%;
  height: 6px;
  background: var(--color-border);
  border-radius: 3px;
  overflow: hidden;
  margin: 1rem 0;
}

.progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--color-primary), var(--color-primary-light));
  width: 0%;
  transition: width 0.6s ease;
}

.analysis-summary,
.results-summary {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1rem;
  margin: 1rem 0;
  text-align: left;
}

.summary-item {
  padding: 0.75rem;
  background: var(--color-white);
  border-radius: var(--border-radius);
  border: 1px solid var(--color-border);
}

.summary-item .label {
  font-weight: 600;
  font-size: 0.85rem;
  color: var(--color-text);
}

.summary-item .value {
  color: var(--color-primary);
  font-weight: 700;
}

.analysis-actions,
.results-actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
  margin-top: 1.5rem;
}

.hidden { display: none !important; }


/* ============================================================
   FOOTER
   ============================================================ */

.site-footer {
  background: var(--color-bg);
  border-top: 1px solid var(--color-border);
  padding: 2rem 2.5rem;
  text-align: center;
}

.site-footer p {
  font-size: 0.9rem;
  color: var(--color-text-light);
  margin-bottom: 0.5rem;
}

.privacy-notice {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius);
  padding: 1rem 1.5rem;
  margin-top: 1rem;
  display: inline-block;
  text-align: left;
  max-width: 700px;
}

.privacy-notice p { margin-bottom: 0; font-size: 0.85rem; }


/* ============================================================
   BOTTOM NAV (MOBILE)
   ============================================================ */

.bottom-nav {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 150;
  background: var(--color-primary);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  height: 60px;
  box-shadow: 0 -2px 15px rgba(0, 0, 0, 0.2);
}

.bottom-nav ul { display: flex; height: 100%; }
.bottom-nav li { flex: 1; }

.bottom-nav a {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100%;
  gap: 3px;
  color: rgba(255, 255, 255, 0.5);
  font-size: 0.65rem;
  font-weight: 600;
  transition: all var(--transition-fast);
  position: relative;
}

.bottom-nav a::before {
  content: '';
  position: absolute;
  top: 0;
  left: 25%;
  right: 25%;
  height: 3px;
  background: var(--color-white);
  border-radius: 0 0 3px 3px;
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.bottom-nav a:hover,
.bottom-nav a.active { color: var(--color-white); }
.bottom-nav a.active::before { opacity: 1; }
.bottom-nav .bnav-icon { font-size: 1.15rem; line-height: 1; }


/* ============================================================
   ANIMATIONS
   ============================================================ */

.animate-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.animate-in.visible {
  opacity: 1;
  transform: translateY(0);
}


/* ============================================================
   RESPONSIVE: TABLET
   ============================================================ */

@media (max-width: 1100px) {
  .card-grid { grid-template-columns: repeat(2, 1fr); }
  .steps-grid { grid-template-columns: repeat(2, 1fr); }
  .pricing-grid { grid-template-columns: repeat(2, 1fr); }
}


/* ============================================================
   RESPONSIVE: MOBILE
   ============================================================ */

@media (max-width: 900px) {
  .page-wrapper {
    grid-template-columns: 1fr;
    grid-template-areas: "main";
  }

  .sidebar {
    transform: translateX(-100%);
    transition: transform var(--transition-normal);
    padding-bottom: 70px;
  }

  .sidebar.open { transform: translateX(0); }

  .mobile-menu-btn { display: flex; }
  .mobile-overlay.show { display: block; }
  .bottom-nav { display: block; }

  .main-content { margin-left: 0; padding-bottom: 60px; }

  .hero { padding: 3rem 1.5rem 1.5rem; }
  .hero h1 { font-size: 2.5rem; }

  .section { padding: 2.5rem 1.5rem; }

  .card-grid { grid-template-columns: 1fr 1fr; }
  .steps-grid { grid-template-columns: 1fr; }
  .pricing-grid { grid-template-columns: 1fr; }

  .contact-form { padding: 1.5rem; }

  .site-footer {
    padding: 1.5rem 1.5rem 70px;
  }

  .analysis-actions,
  .results-actions {
    flex-direction: column;
  }
}

@media (max-width: 600px) {
  .hero { padding: 3.5rem 1rem 1.5rem; }
  .hero h1 { font-size: 2rem; }
  .hero p { font-size: 0.95rem; }

  .section { padding: 2rem 1rem; }

  .card-grid { grid-template-columns: 1fr; }

  .pin-box { padding: 2rem 1.5rem; }
  .pin-digit { width: 48px; height: 56px; font-size: 1.3rem; }

  .contact-form { padding: 1rem; }
  .form-workflow { padding: 1rem; }
}