/* ================================================================
   BidReady — Global Stylesheet
   Landing page + app pages (dashboard, form, review, history, buy)
   Mobile-first responsive design
   ================================================================ */

/* --- Reset & Base --- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --color-dark: #0f172a;
  --color-medium: #1e40af;
  --color-accent: #2563eb;
  --color-accent-hover: #1d4ed8;
  --color-light-bg: #f8fafc;
  --color-white: #ffffff;
  --color-text: #1e293b;
  --color-text-muted: #64748b;
  --color-border: #e2e8f0;
  --color-border-strong: #cbd5e1;
  --color-success: #16a34a;
  --color-success-bg: #f0fdf4;
  --color-error: #dc2626;
  --color-error-bg: #fef2f2;
  --color-warning: #d97706;
  --color-warning-bg: #fffbeb;
  --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.06);
  --shadow-md: 0 4px 12px rgba(15, 23, 42, 0.08);
  --shadow-lg: 0 8px 24px rgba(15, 23, 42, 0.12);
  --shadow-xl: 0 16px 48px rgba(15, 23, 42, 0.14);
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --font-stack: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
  --container-max: 1100px;
}

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

body {
  font-family: var(--font-stack);
  color: var(--color-text);
  background: var(--color-white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img { max-width: 100%; display: block; }
a { color: var(--color-accent); text-decoration: none; }
a:hover { color: var(--color-accent-hover); }
ul { list-style: none; }

.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 20px;
}


/* ================================================================
   BUTTONS
   ================================================================ */
.btn {
  display: inline-block;
  font-family: var(--font-stack);
  font-weight: 600;
  font-size: 1rem;
  line-height: 1;
  padding: 14px 28px;
  border-radius: 8px;
  border: 2px solid transparent;
  cursor: pointer;
  transition: background 0.2s, border-color 0.2s, transform 0.1s;
  text-align: center;
}
.btn:active { transform: scale(0.97); }

.btn-primary {
  background: var(--color-accent);
  color: var(--color-white);
  border-color: var(--color-accent);
}
.btn-primary:hover {
  background: var(--color-accent-hover);
  border-color: var(--color-accent-hover);
  color: var(--color-white);
}

.btn-outline {
  background: transparent;
  color: var(--color-accent);
  border-color: var(--color-accent);
}
.btn-outline:hover {
  background: var(--color-accent);
  color: var(--color-white);
}

.btn-lg {
  font-size: 1.125rem;
  padding: 18px 36px;
  border-radius: 10px;
}

.btn-sm {
  font-size: 0.875rem;
  padding: 10px 20px;
}

.btn-block {
  display: block;
  width: 100%;
}

.btn-danger {
  background: var(--color-error);
  color: var(--color-white);
  border-color: var(--color-error);
}
.btn-danger:hover {
  background: #b91c1c;
  border-color: #b91c1c;
  color: var(--color-white);
}

.btn-ghost {
  background: transparent;
  color: var(--color-text-muted);
  border-color: var(--color-border);
}
.btn-ghost:hover {
  border-color: var(--color-text);
  color: var(--color-text);
}


/* ================================================================
   LANDING PAGE — HERO
   ================================================================ */
.hero {
  background: linear-gradient(135deg, var(--color-dark) 0%, #1e3a5f 50%, var(--color-medium) 100%);
  color: var(--color-white);
  padding: 80px 0 72px;
  text-align: center;
}

.hero h1 {
  font-size: clamp(2rem, 5vw, 3.25rem);
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 20px;
  letter-spacing: -0.02em;
}

.hero-sub {
  font-size: clamp(1.05rem, 2.5vw, 1.35rem);
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: 36px;
  max-width: 540px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.5;
}

.hero .btn-lg {
  margin-bottom: 16px;
}

.hero-note {
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.55);
}


/* ================================================================
   LANDING PAGE — HOW IT WORKS
   ================================================================ */
.how-it-works {
  padding: 72px 0;
  background: var(--color-light-bg);
}

.how-it-works h2,
.example-output h2,
.industries h2,
.pricing h2,
.final-cta h2 {
  text-align: center;
  font-size: clamp(1.5rem, 3.5vw, 2.25rem);
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--color-dark);
  letter-spacing: -0.01em;
}

.section-intro {
  text-align: center;
  color: var(--color-text-muted);
  font-size: 1.05rem;
  max-width: 560px;
  margin: 0 auto 40px;
}

.steps-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  margin-top: 40px;
}

.step {
  text-align: center;
  padding: 32px 24px;
  background: var(--color-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.step-icon {
  width: 56px;
  height: 56px;
  margin: 0 auto 20px;
  background: rgba(37, 99, 235, 0.08);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-accent);
}
.step-icon svg {
  width: 28px;
  height: 28px;
}

.step h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--color-dark);
}

.step p {
  color: var(--color-text-muted);
  font-size: 0.95rem;
  line-height: 1.55;
}


/* ================================================================
   LANDING PAGE — EXAMPLE OUTPUT
   ================================================================ */
.example-output {
  padding: 72px 0;
  background: var(--color-white);
}

.proposal-frame {
  max-width: 680px;
  margin: 0 auto;
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  padding: 40px 32px;
  position: relative;
}

.proposal-frame::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--color-accent), var(--color-medium));
  border-radius: var(--radius-md) var(--radius-md) 0 0;
}

.proposal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 28px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--color-border);
}

.proposal-logo {
  width: 44px;
  height: 44px;
  background: var(--color-dark);
  color: var(--color-white);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 1rem;
  letter-spacing: 0.02em;
}

.proposal-meta {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 2px;
  font-size: 0.8rem;
  color: var(--color-text-muted);
}

.proposal-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-dark);
  margin-bottom: 20px;
}

.proposal-body p {
  margin-bottom: 14px;
  font-size: 0.92rem;
  line-height: 1.65;
  color: var(--color-text);
}

.proposal-body h4 {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--color-dark);
  margin: 24px 0 10px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.proposal-body ul {
  list-style: disc;
  padding-left: 20px;
  margin-bottom: 14px;
}

.proposal-body li {
  font-size: 0.9rem;
  line-height: 1.6;
  margin-bottom: 6px;
  color: var(--color-text);
}

.proposal-table {
  width: 100%;
  border-collapse: collapse;
  margin: 16px 0 12px;
  font-size: 0.9rem;
}
.proposal-table td {
  padding: 10px 0;
  border-bottom: 1px solid var(--color-border);
}
.proposal-table .price-col {
  text-align: right;
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}
.proposal-table .total-row td {
  border-bottom: none;
  border-top: 2px solid var(--color-dark);
  padding-top: 14px;
}

.proposal-note {
  font-size: 0.82rem;
  color: var(--color-text-muted);
  margin-top: 8px;
}


/* ================================================================
   LANDING PAGE — INDUSTRIES
   ================================================================ */
.industries {
  padding: 72px 0;
  background: var(--color-light-bg);
}

.industries-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  margin-top: 36px;
}

.industry-card {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 16px 20px;
  background: var(--color-white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border);
  transition: box-shadow 0.2s, border-color 0.2s;
}
.industry-card:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--color-accent);
}

.industry-icon {
  width: 40px;
  height: 40px;
  flex-shrink: 0;
  background: rgba(37, 99, 235, 0.06);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-accent);
}
.industry-icon svg {
  width: 20px;
  height: 20px;
}

.industry-card span {
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--color-dark);
}


/* ================================================================
   LANDING PAGE — PRICING
   ================================================================ */
.pricing {
  padding: 72px 0;
  background: var(--color-white);
}

.pricing-free {
  text-align: center;
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--color-accent);
  margin-bottom: 8px;
}

.pricing-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  margin-top: 40px;
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
}

.pricing-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  text-align: center;
  box-shadow: var(--shadow-sm);
  position: relative;
  display: flex;
  flex-direction: column;
}

.pricing-card-featured {
  border-color: var(--color-accent);
  border-width: 2px;
  box-shadow: var(--shadow-lg);
}

.pricing-badge {
  position: absolute;
  top: -13px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-accent);
  color: var(--color-white);
  font-size: 0.78rem;
  font-weight: 700;
  padding: 5px 16px;
  border-radius: 20px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.pricing-card-header h3 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text-muted);
  margin-bottom: 8px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.pricing-amount {
  font-size: 2.75rem;
  font-weight: 800;
  color: var(--color-dark);
  line-height: 1.1;
}

.pricing-unit {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  margin-top: 4px;
  margin-bottom: 20px;
}

.pricing-features {
  text-align: left;
  margin-bottom: 24px;
  flex: 1;
}
.pricing-features li {
  font-size: 0.9rem;
  color: var(--color-text);
  padding: 8px 0;
  border-bottom: 1px solid var(--color-border);
  padding-left: 24px;
  position: relative;
}
.pricing-features li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 12px;
  width: 16px;
  height: 16px;
  background: var(--color-success);
  mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E");
  -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E");
  mask-size: contain;
  -webkit-mask-size: contain;
}
.pricing-features li:last-child {
  border-bottom: none;
}

.pricing-note {
  text-align: center;
  color: var(--color-text-muted);
  font-size: 0.95rem;
  margin-top: 28px;
}


/* ================================================================
   LANDING PAGE — FINAL CTA
   ================================================================ */
.final-cta {
  padding: 72px 0;
  background: linear-gradient(135deg, var(--color-dark) 0%, var(--color-medium) 100%);
  color: var(--color-white);
  text-align: center;
}

.final-cta h2 {
  color: var(--color-white);
  margin-bottom: 12px;
}

.final-cta p {
  color: rgba(255, 255, 255, 0.8);
  font-size: 1.1rem;
  margin-bottom: 32px;
}


/* ================================================================
   FOOTER
   ================================================================ */
.site-footer {
  padding: 32px 0;
  background: var(--color-dark);
  color: rgba(255, 255, 255, 0.5);
  font-size: 0.85rem;
}

.footer-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  text-align: center;
}

.footer-brand {
  font-weight: 700;
  color: rgba(255, 255, 255, 0.8);
  font-size: 1rem;
}

.footer-links {
  display: flex;
  gap: 24px;
}
.footer-links a {
  color: rgba(255, 255, 255, 0.5);
  transition: color 0.2s;
}
.footer-links a:hover {
  color: var(--color-white);
}

.footer-copy {
  font-size: 0.8rem;
}


/* ================================================================
   APP — NAV BAR
   ================================================================ */
.app-nav {
  background: var(--color-dark);
  color: var(--color-white);
  padding: 0 20px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--shadow-md);
}

.app-nav-brand {
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--color-white);
}
.app-nav-brand:hover { color: var(--color-white); }

.app-nav-right {
  display: flex;
  align-items: center;
  gap: 16px;
}

.credit-badge {
  background: rgba(255, 255, 255, 0.12);
  padding: 6px 14px;
  border-radius: 20px;
  font-size: 0.82rem;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.9);
  white-space: nowrap;
}

.app-nav-link {
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.9rem;
  font-weight: 500;
  transition: color 0.2s;
}
.app-nav-link:hover { color: var(--color-white); }
.app-nav-link.active { color: var(--color-white); }


/* ================================================================
   APP — PAGE LAYOUT
   ================================================================ */
.app-page {
  min-height: calc(100vh - 56px);
  background: var(--color-light-bg);
  padding: 32px 0 64px;
}

.app-page .container {
  max-width: 720px;
}

.app-page-wide .container {
  max-width: var(--container-max);
}

.page-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-dark);
  margin-bottom: 24px;
}

.page-subtitle {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  margin-bottom: 32px;
}


/* ================================================================
   APP — FORMS (inputs, labels, textareas, selects)
   ================================================================ */
.form-group {
  margin-bottom: 20px;
}

.form-label {
  display: block;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 6px;
}

.form-hint {
  display: block;
  font-size: 0.8rem;
  color: var(--color-text-muted);
  margin-bottom: 6px;
}

.form-input,
.form-textarea,
.form-select {
  width: 100%;
  font-family: var(--font-stack);
  font-size: 0.95rem;
  padding: 12px 14px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-white);
  color: var(--color-text);
  transition: border-color 0.2s, box-shadow 0.2s;
  appearance: none;
  -webkit-appearance: none;
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.form-input.error,
.form-textarea.error,
.form-select.error {
  border-color: var(--color-error);
  box-shadow: 0 0 0 3px rgba(220, 38, 38, 0.08);
}

.form-textarea {
  resize: vertical;
  min-height: 120px;
  line-height: 1.55;
}

.form-select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%2364748b' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 40px;
}

.char-counter {
  display: block;
  text-align: right;
  font-size: 0.78rem;
  color: var(--color-text-muted);
  margin-top: 4px;
}
.char-counter.warn {
  color: var(--color-warning);
}
.char-counter.over {
  color: var(--color-error);
  font-weight: 600;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.form-error {
  font-size: 0.82rem;
  color: var(--color-error);
  margin-top: 4px;
}

.form-card {
  background: var(--color-white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  padding: 28px 24px;
}


/* ================================================================
   APP — PROPOSAL REVIEW
   ================================================================ */
.review-section {
  background: var(--color-white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  padding: 32px 28px;
  margin-bottom: 20px;
}

.review-section h3 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-dark);
  margin-bottom: 12px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--color-border);
}

.review-content {
  font-size: 0.93rem;
  line-height: 1.7;
  color: var(--color-text);
}

.review-content p { margin-bottom: 12px; }
.review-content ul {
  list-style: disc;
  padding-left: 20px;
  margin-bottom: 12px;
}
.review-content li { margin-bottom: 4px; }

.review-editable {
  border: 1px dashed var(--color-border);
  border-radius: var(--radius-sm);
  padding: 12px;
  min-height: 80px;
  cursor: text;
  transition: border-color 0.2s;
}
.review-editable:focus {
  outline: none;
  border-color: var(--color-accent);
  border-style: solid;
}

.review-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 24px;
}


/* ================================================================
   APP — HISTORY
   ================================================================ */
.history-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

.history-card {
  background: var(--color-white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border);
  padding: 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  transition: box-shadow 0.2s, border-color 0.2s;
  cursor: pointer;
}
.history-card:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--color-accent);
}

.history-card-info h4 {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--color-dark);
  margin-bottom: 4px;
}
.history-card-meta {
  font-size: 0.82rem;
  color: var(--color-text-muted);
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.history-tag {
  display: inline-block;
  background: rgba(37, 99, 235, 0.08);
  color: var(--color-accent);
  font-size: 0.75rem;
  font-weight: 600;
  padding: 3px 10px;
  border-radius: 12px;
}

.empty-state {
  text-align: center;
  padding: 64px 20px;
  color: var(--color-text-muted);
}
.empty-state h3 {
  font-size: 1.1rem;
  margin-bottom: 8px;
  color: var(--color-text);
}
.empty-state p {
  font-size: 0.95rem;
  margin-bottom: 20px;
}


/* ================================================================
   APP — BUY CREDITS
   ================================================================ */
.buy-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  max-width: 900px;
  margin: 0 auto;
}

.buy-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  text-align: center;
  box-shadow: var(--shadow-sm);
  position: relative;
  transition: box-shadow 0.2s, border-color 0.2s;
}
.buy-card:hover {
  box-shadow: var(--shadow-md);
}
.buy-card-featured {
  border-color: var(--color-accent);
  border-width: 2px;
  box-shadow: var(--shadow-lg);
}

.buy-card h3 {
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text-muted);
  margin-bottom: 8px;
}
.buy-card .buy-amount {
  font-size: 2.25rem;
  font-weight: 800;
  color: var(--color-dark);
}
.buy-card .buy-count {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  margin-bottom: 4px;
}
.buy-card .buy-per {
  font-size: 0.82rem;
  color: var(--color-text-muted);
  margin-bottom: 20px;
}


/* ================================================================
   APP — LOADING SPINNER
   ================================================================ */
.spinner {
  width: 40px;
  height: 40px;
  border: 3px solid var(--color-border);
  border-top-color: var(--color-accent);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
  margin: 0 auto;
}

.spinner-lg {
  width: 56px;
  height: 56px;
  border-width: 4px;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.loading-overlay {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 64px 20px;
  gap: 20px;
}

.loading-text {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  text-align: center;
}


/* ================================================================
   APP — AUTH FORMS
   ================================================================ */
.auth-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-light-bg);
  padding: 20px;
}

.auth-card {
  width: 100%;
  max-width: 420px;
  background: var(--color-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  padding: 40px 32px;
}

.auth-card h1 {
  font-size: 1.5rem;
  font-weight: 700;
  text-align: center;
  margin-bottom: 8px;
  color: var(--color-dark);
}

.auth-card .auth-subtitle {
  text-align: center;
  color: var(--color-text-muted);
  font-size: 0.92rem;
  margin-bottom: 28px;
}

.auth-divider {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 20px 0;
  color: var(--color-text-muted);
  font-size: 0.82rem;
}
.auth-divider::before,
.auth-divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--color-border);
}

.auth-footer {
  text-align: center;
  font-size: 0.88rem;
  color: var(--color-text-muted);
  margin-top: 20px;
}
.auth-footer a {
  font-weight: 600;
}

.auth-brand {
  text-align: center;
  font-weight: 800;
  font-size: 1.25rem;
  color: var(--color-dark);
  margin-bottom: 24px;
}


/* ================================================================
   APP — TOAST / NOTIFICATIONS
   ================================================================ */
.toast-container {
  position: fixed;
  top: 72px;
  right: 20px;
  z-index: 1000;
  display: flex;
  flex-direction: column;
  gap: 8px;
  pointer-events: none;
}

.toast {
  background: var(--color-white);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-lg);
  padding: 14px 20px;
  font-size: 0.88rem;
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 280px;
  max-width: 420px;
  pointer-events: auto;
  animation: toast-in 0.25s ease-out;
  border-left: 4px solid transparent;
}

.toast-success {
  border-left-color: var(--color-success);
  background: var(--color-success-bg);
  color: #15803d;
}

.toast-error {
  border-left-color: var(--color-error);
  background: var(--color-error-bg);
  color: #b91c1c;
}

.toast-warning {
  border-left-color: var(--color-warning);
  background: var(--color-warning-bg);
  color: #92400e;
}

.toast-dismiss {
  margin-left: auto;
  background: none;
  border: none;
  cursor: pointer;
  color: inherit;
  opacity: 0.5;
  font-size: 1.1rem;
  line-height: 1;
  padding: 0;
}
.toast-dismiss:hover { opacity: 1; }

@keyframes toast-in {
  from { opacity: 0; transform: translateX(40px); }
  to   { opacity: 1; transform: translateX(0); }
}

.toast-out {
  animation: toast-out 0.2s ease-in forwards;
}

@keyframes toast-out {
  from { opacity: 1; transform: translateX(0); }
  to   { opacity: 0; transform: translateX(40px); }
}


/* ================================================================
   UTILITIES
   ================================================================ */
.text-center { text-align: center; }
.text-muted { color: var(--color-text-muted); }
.text-sm { font-size: 0.85rem; }
.mt-8 { margin-top: 8px; }
.mt-16 { margin-top: 16px; }
.mt-24 { margin-top: 24px; }
.mt-32 { margin-top: 32px; }
.mb-8 { margin-bottom: 8px; }
.mb-16 { margin-bottom: 16px; }
.mb-24 { margin-bottom: 24px; }
.mb-32 { margin-bottom: 32px; }
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.hidden { display: none !important; }


/* ================================================================
   RESPONSIVE — Tablet (640px+)
   ================================================================ */
@media (min-width: 640px) {
  .hero { padding: 100px 0 88px; }

  .steps-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .industries-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .pricing-grid {
    grid-template-columns: repeat(3, 1fr);
    align-items: start;
  }

  .buy-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .form-row {
    grid-template-columns: 1fr 1fr;
  }

  .proposal-frame {
    padding: 48px 40px;
  }

  .footer-content {
    flex-direction: row;
    justify-content: space-between;
  }
}


/* ================================================================
   RESPONSIVE — Desktop (900px+)
   ================================================================ */
@media (min-width: 900px) {
  .hero {
    padding: 120px 0 104px;
  }

  .industries-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .container {
    padding: 0 32px;
  }

  .how-it-works,
  .example-output,
  .industries,
  .pricing,
  .final-cta {
    padding: 96px 0;
  }

  .pricing-card-featured {
    transform: scale(1.04);
  }

  .history-list {
    grid-template-columns: repeat(2, 1fr);
  }
}