/* ==========================================================================
   netbackup.com.tr — Teknodata Veeam Cloud Backup
   Clean, Executive B2B Design System (Full Mobile, Tablet & Desktop Responsive)
   ========================================================================== */

:root {
  --bg-main: #070b14;
  --bg-surface: #0d1424;
  --bg-elevated: #131c31;
  --bg-glass: rgba(13, 20, 36, 0.85);

  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;

  --brand-green: #00b336;
  --brand-green-hover: #00cc3d;
  --brand-green-light: #22c55e;
  --brand-green-soft: rgba(0, 179, 54, 0.12);
  --brand-green-border: rgba(0, 179, 54, 0.35);

  --border-color: rgba(255, 255, 255, 0.08);
  --border-hover: rgba(255, 255, 255, 0.16);

  --radius-sm: 7px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --radius-xl: 16px;

  --container-width: 1140px;
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

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

html {
  scroll-behavior: smooth;
  font-size: 15px;
  -webkit-text-size-adjust: 100%;
}

body {
  background-color: var(--bg-main);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 0.933rem; /* 14px */
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color 0.2s ease, background-color 0.2s ease, border-color 0.2s ease;
}

ul {
  list-style: none;
}

img,
svg {
  display: block;
  max-width: 100%;
}

button,
input,
select,
textarea {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
}

/* ==========================================================================
   Layout & Containers
   ========================================================================== */

.container {
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: 68px 0;
  border-bottom: 1px solid var(--border-color);
}

.section-alt {
  background-color: var(--bg-surface);
}

.section-header {
  max-width: 620px;
  margin: 0 auto 42px;
  text-align: center;
}

.eyebrow {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--brand-green-light);
  background: var(--brand-green-soft);
  border: 1px solid var(--brand-green-border);
  padding: 4px 12px;
  border-radius: 999px;
  margin-bottom: 12px;
}

.section-title {
  font-size: clamp(1.3rem, 2.1vw, 1.7rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.28;
  color: var(--text-primary);
  margin-bottom: 12px;
}

.section-desc {
  font-size: 0.933rem;
  color: var(--text-secondary);
  line-height: 1.65;
}

/* ==========================================================================
   Header & Navigation (Fixed Mobile Drawer & Non-Wrapping Desktop Menu)
   ========================================================================== */

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  min-height: 66px;
  height: auto;
  background-color: rgba(7, 11, 20, 0.92);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border-color);
}

.header-inner {
  height: 66px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
  white-space: nowrap;
}

.brand-icon {
  width: 34px;
  height: 34px;
  border-radius: 8px;
  background: var(--brand-green-soft);
  border: 1px solid var(--brand-green-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--brand-green-light);
  flex-shrink: 0;
}

.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.18;
}

.brand-name {
  font-size: 1.02rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text-primary);
}

.brand-name span {
  color: var(--brand-green-light);
  font-weight: 600;
}

.brand-sub {
  font-size: 0.68rem;
  font-weight: 500;
  color: var(--text-secondary);
  letter-spacing: 0.02em;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 26px;
}

.nav-link {
  font-size: 0.86rem;
  font-weight: 500;
  color: var(--text-secondary);
  white-space: nowrap;
  padding: 6px 0;
}

.nav-link:hover {
  color: var(--text-primary);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.mobile-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: var(--bg-elevated);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  cursor: pointer;
  flex-shrink: 0;
  -webkit-tap-highlight-color: transparent;
}

.mobile-drawer {
  display: none;
  background-color: var(--bg-surface);
  border-top: 1px solid var(--border-color);
  padding: 12px 20px 20px;
  box-shadow: 0 18px 36px rgba(0, 0, 0, 0.45);
}

.mobile-drawer.open {
  display: block;
}

.mobile-drawer-links {
  display: flex;
  flex-direction: column;
  margin-bottom: 16px;
}

.mobile-drawer-links a {
  font-size: 0.94rem;
  font-weight: 500;
  color: var(--text-secondary);
  padding: 12px 4px;
  border-bottom: 1px solid var(--border-color);
}

.mobile-drawer-links a:hover,
.mobile-drawer-links a:active {
  color: var(--text-primary);
}

/* ==========================================================================
   Buttons
   ========================================================================== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  font-size: 0.85rem;
  font-weight: 600;
  padding: 9px 18px;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  cursor: pointer;
  white-space: nowrap;
  text-align: center;
  transition: all 0.2s ease;
  -webkit-tap-highlight-color: transparent;
}

.btn-primary {
  background-color: var(--brand-green);
  color: #ffffff;
}

.btn-primary:hover {
  background-color: var(--brand-green-hover);
  transform: translateY(-1px);
}

.btn-secondary {
  background-color: var(--bg-elevated);
  color: var(--text-primary);
  border-color: var(--border-color);
}

.btn-secondary:hover {
  border-color: var(--border-hover);
  background-color: #192540;
}

.btn-lg {
  font-size: 0.9rem;
  padding: 11px 22px;
  border-radius: var(--radius-sm);
}

.btn-block {
  width: 100%;
}

/* ==========================================================================
   Hero Section
   ========================================================================== */

.hero {
  padding: 58px 0 68px;
  background: radial-gradient(circle at 50% 0%, rgba(0, 179, 54, 0.11) 0%, rgba(7, 11, 20, 0) 65%);
  border-bottom: 1px solid var(--border-color);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 44px;
  align-items: center;
}

.hero-title {
  font-size: clamp(1.55rem, 2.5vw, 2.2rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.25;
  color: var(--text-primary);
  margin-bottom: 16px;
}

.hero-title span {
  color: var(--brand-green-light);
}

.hero-lead {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.68;
  margin-bottom: 24px;
  max-width: 550px;
}

.hero-lead strong {
  color: var(--text-primary);
  font-weight: 600;
}

.hero-cta-group {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin-bottom: 28px;
}

.hero-highlights {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  padding-top: 22px;
  border-top: 1px solid var(--border-color);
}

.highlight-item {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.highlight-title {
  font-size: 0.84rem;
  font-weight: 600;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 6px;
}

.highlight-title svg {
  color: var(--brand-green-light);
  flex-shrink: 0;
}

.highlight-sub {
  font-size: 0.76rem;
  color: var(--text-secondary);
}

/* Hero Architecture Card */
.arch-card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 22px;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.35);
}

.arch-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  padding-bottom: 14px;
  margin-bottom: 16px;
  border-bottom: 1px solid var(--border-color);
}

.arch-header-title {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-primary);
}

.arch-header-sub {
  font-size: 0.75rem;
  color: var(--text-secondary);
}

.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--brand-green-light);
  background: var(--brand-green-soft);
  border: 1px solid var(--brand-green-border);
  padding: 3px 9px;
  border-radius: 999px;
  flex-shrink: 0;
}

.status-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--brand-green-light);
}

.arch-step {
  background-color: var(--bg-main);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 13px 15px;
}

.arch-step-target {
  background-color: rgba(0, 179, 54, 0.06);
  border-color: var(--brand-green-border);
}

.arch-step-label {
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-secondary);
  margin-bottom: 4px;
}

.arch-step-target .arch-step-label {
  color: var(--brand-green-light);
}

.arch-step-main {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 3px;
}

.arch-step-meta {
  font-size: 0.78rem;
  color: var(--text-secondary);
}

.arch-connector {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 10px 0;
}

.arch-connector-pill {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 0.74rem;
  font-weight: 500;
  color: var(--text-secondary);
  background-color: var(--bg-elevated);
  border: 1px solid var(--border-color);
  padding: 5px 12px;
  border-radius: 999px;
  text-align: center;
}

.arch-footer {
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px solid var(--border-color);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  font-size: 0.76rem;
  color: var(--text-secondary);
}

.arch-footer code {
  color: var(--brand-green-light);
  font-family: monospace;
  font-weight: 600;
  word-break: break-all;
}

/* ==========================================================================
   Advantages Grid (4 Clean Cards)
   ========================================================================== */

.features-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.feature-card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 24px;
  transition: border-color 0.2s ease, transform 0.2s ease;
}

.feature-card:hover {
  border-color: var(--brand-green-border);
  transform: translateY(-2px);
}

.feature-icon {
  width: 38px;
  height: 38px;
  border-radius: 9px;
  background: var(--brand-green-soft);
  border: 1px solid var(--brand-green-border);
  color: var(--brand-green-light);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 14px;
}

.feature-title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.feature-desc {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.62;
}

/* ==========================================================================
   3-Step How It Works
   ========================================================================== */

.steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.step-card {
  background-color: var(--bg-main);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 24px;
  position: relative;
  display: flex;
  flex-direction: column;
}

.step-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 7px;
  background-color: var(--brand-green-soft);
  border: 1px solid var(--brand-green-border);
  color: var(--brand-green-light);
  font-size: 0.84rem;
  font-weight: 700;
  margin-bottom: 14px;
}

.step-title {
  font-size: 0.98rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.step-desc {
  font-size: 0.86rem;
  color: var(--text-secondary);
  line-height: 1.62;
  margin-bottom: 14px;
}

.step-code {
  margin-top: auto;
  padding: 8px 11px;
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  font-family: monospace;
  font-size: 0.78rem;
  color: var(--brand-green-light);
  word-break: break-all;
}

/* ==========================================================================
   Interactive Capacity Calculator
   ========================================================================== */

.calc-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 24px;
  align-items: stretch;
}

.calc-panel {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 26px;
}

.calc-group {
  margin-bottom: 22px;
}

.calc-group:last-child {
  margin-bottom: 0;
}

.calc-label-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 10px;
}

.calc-label {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-primary);
}

.calc-value-badge {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--brand-green-light);
  background: var(--brand-green-soft);
  border: 1px solid var(--brand-green-border);
  padding: 3px 10px;
  border-radius: var(--radius-sm);
  flex-shrink: 0;
  white-space: nowrap;
}

.range-slider {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 7px;
  border-radius: 999px;
  background: var(--bg-elevated);
  outline: none;
  cursor: pointer;
}

.range-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--brand-green-light);
  border: 3px solid var(--bg-main);
  cursor: pointer;
}

.range-slider::-moz-range-thumb {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--brand-green-light);
  border: 3px solid var(--bg-main);
  cursor: pointer;
}

.range-ticks {
  display: flex;
  justify-content: space-between;
  font-size: 0.72rem;
  color: var(--text-muted);
  margin-top: 6px;
}

.form-select,
.form-input,
.form-textarea {
  width: 100%;
  background-color: var(--bg-main);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 10px 12px;
  font-size: 0.86rem;
  color: var(--text-primary);
  outline: none;
  transition: border-color 0.2s ease;
}

.form-select:focus,
.form-input:focus,
.form-textarea:focus {
  border-color: var(--brand-green-light);
}

.calc-toggles {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}

.toggle-box {
  display: flex;
  align-items: flex-start;
  gap: 9px;
  padding: 12px;
  background-color: var(--bg-main);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  cursor: pointer;
}

.toggle-box input {
  margin-top: 2px;
  accent-color: var(--brand-green);
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}

.toggle-title {
  font-size: 0.84rem;
  font-weight: 600;
  color: var(--text-primary);
}

.toggle-sub {
  font-size: 0.74rem;
  color: var(--text-secondary);
  margin-top: 2px;
}

/* Calculator Output Card */
.calc-summary-card {
  background: linear-gradient(180deg, rgba(0, 179, 54, 0.08) 0%, var(--bg-surface) 100%);
  border: 1px solid var(--brand-green-border);
  border-radius: var(--radius-lg);
  padding: 26px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.summary-quota-box {
  background-color: var(--bg-main);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 18px;
  text-align: center;
  margin: 16px 0;
}

.summary-quota-label {
  font-size: 0.74rem;
  font-weight: 500;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.summary-quota-value {
  font-size: 2.15rem;
  font-weight: 700;
  color: var(--brand-green-light);
  line-height: 1.15;
  margin: 6px 0;
}

.summary-quota-note {
  font-size: 0.78rem;
  color: var(--text-secondary);
}

.summary-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 20px;
}

.summary-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  font-size: 0.82rem;
  padding-bottom: 7px;
  border-bottom: 1px solid var(--border-color);
}

.summary-row span:first-child {
  color: var(--text-secondary);
}

.summary-row span:last-child {
  font-weight: 600;
  color: var(--text-primary);
  text-align: right;
}

/* ==========================================================================
   Comparison Table
   ========================================================================== */

.mobile-scroll-hint {
  display: none;
  font-size: 0.75rem;
  color: var(--text-secondary);
  text-align: right;
  margin-bottom: 8px;
}

.table-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  background-color: var(--bg-main);
}

.comp-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  min-width: 600px;
}

.comp-table th,
.comp-table td {
  padding: 14px 18px;
  border-bottom: 1px solid var(--border-color);
  font-size: 0.86rem;
}

.comp-table thead th {
  background-color: var(--bg-surface);
  font-size: 0.76rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-secondary);
}

.comp-table th.highlight-col,
.comp-table td.highlight-col {
  background-color: rgba(0, 179, 54, 0.07);
  border-left: 1px solid var(--brand-green-border);
  border-right: 1px solid var(--brand-green-border);
}

.comp-table th.highlight-col {
  color: var(--brand-green-light);
  font-weight: 700;
}

.comp-table td.highlight-col {
  color: var(--text-primary);
  font-weight: 600;
}

.comp-table tbody tr:last-child td {
  border-bottom: none;
}

/* ==========================================================================
   FAQ Accordion
   ========================================================================== */

.faq-list {
  max-width: 780px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.faq-item {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.faq-trigger {
  width: 100%;
  padding: 16px 20px;
  background: none;
  border: none;
  text-align: left;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--text-primary);
  cursor: pointer;
  line-height: 1.4;
}

.faq-icon {
  color: var(--text-secondary);
  transition: transform 0.25s ease;
  flex-shrink: 0;
}

.faq-item.open .faq-icon {
  transform: rotate(180deg);
  color: var(--brand-green-light);
}

.faq-content {
  display: none;
  padding: 0 20px 16px;
  font-size: 0.86rem;
  color: var(--text-secondary);
  line-height: 1.65;
}

.faq-item.open .faq-content {
  display: block;
}

/* ==========================================================================
   Contact & PoC Form
   ========================================================================== */

.contact-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 40px;
  align-items: start;
}

.contact-info-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-top: 22px;
}

.contact-info-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
}

.contact-badge {
  width: 28px;
  height: 28px;
  border-radius: 7px;
  background: var(--brand-green-soft);
  border: 1px solid var(--brand-green-border);
  color: var(--brand-green-light);
  font-weight: 700;
  font-size: 0.8rem;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-top: 2px;
}

.form-card {
  background-color: var(--bg-main);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 28px;
}

.form-row-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}

.form-field {
  margin-bottom: 14px;
}

.form-label {
  display: block;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 5px;
}

.config-banner {
  display: none;
  padding: 10px 14px;
  margin-bottom: 16px;
  border-radius: var(--radius-sm);
  background: var(--brand-green-soft);
  border: 1px solid var(--brand-green-border);
  font-size: 0.8rem;
  color: var(--text-primary);
}

.config-banner.visible {
  display: block;
}

.feedback-box {
  display: none;
  margin-top: 18px;
  padding: 18px;
  border-radius: var(--radius-md);
  background: var(--bg-surface);
  border: 1px solid var(--brand-green-border);
}

.feedback-box.visible {
  display: block;
}

.feedback-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 14px;
}

.feedback-title {
  font-size: 0.94rem;
  font-weight: 700;
  color: var(--brand-green-light);
}

.feedback-subtitle {
  font-size: 0.78rem;
  color: var(--text-secondary);
  margin-top: 2px;
}

.email-preview-container {
  max-height: 360px;
  overflow-y: auto;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
  margin-bottom: 14px;
  background-color: #070b14;
}

.feedback-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.feedback-actions .btn {
  flex: 1 1 210px;
}

.copy-toast {
  display: none;
  margin-top: 10px;
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  background: var(--brand-green-soft);
  border: 1px solid var(--brand-green-border);
  font-size: 0.78rem;
  color: var(--text-primary);
}

.copy-toast.visible {
  display: block;
}

/* ==========================================================================
   Footer
   ========================================================================== */

.site-footer {
  padding: 44px 0 32px;
  background-color: var(--bg-main);
  font-size: 0.84rem;
  color: var(--text-secondary);
}

.footer-top {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 24px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--border-color);
}

.footer-links {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
  align-items: center;
}

.footer-bottom {
  padding-top: 20px;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 12px;
  font-size: 0.76rem;
  color: var(--text-muted);
}

/* ==========================================================================
   Tablet & Mobile Breakpoints
   ========================================================================== */

/* Tablet Landscape & Below (<= 992px) */
@media (max-width: 992px) {
  .main-nav,
  .header-actions {
    display: none;
  }

  .mobile-toggle {
    display: inline-flex;
  }

  .hero-grid,
  .calc-grid,
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .hero-lead {
    max-width: 100%;
  }

  .steps-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
  }
}

/* Tablet Portrait (<= 768px) */
@media (max-width: 768px) {
  .container {
    padding: 0 20px;
  }

  .section {
    padding: 52px 0;
  }

  .section-header {
    margin-bottom: 32px;
  }

  .steps-grid {
    grid-template-columns: 1fr;
    gap: 14px;
  }

  .features-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  /* Prevent iOS Safari auto-zoom on form focus */
  .form-select,
  .form-input,
  .form-textarea {
    font-size: 16px;
    padding: 11px 12px;
  }

  .mobile-scroll-hint {
    display: block;
  }
}

/* Mobile Phones (<= 576px) */
@media (max-width: 576px) {
  .container {
    padding: 0 16px;
  }

  .site-header {
    min-height: 60px;
  }

  .header-inner {
    height: 60px;
  }

  .brand-sub {
    font-size: 0.64rem;
  }

  .hero {
    padding: 32px 0 44px;
  }

  .hero-title {
    font-size: 1.48rem;
    line-height: 1.28;
  }

  .hero-lead {
    font-size: 0.9rem;
    margin-bottom: 20px;
  }

  .hero-cta-group {
    flex-direction: column;
    align-items: stretch;
    gap: 10px;
    margin-bottom: 24px;
  }

  .hero-cta-group .btn {
    width: 100%;
    padding: 12px 16px;
  }

  .hero-highlights {
    grid-template-columns: 1fr;
    gap: 12px;
    padding-top: 18px;
  }

  .highlight-item {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    background-color: var(--bg-surface);
    border: 1px solid var(--border-color);
    padding: 10px 14px;
    border-radius: var(--radius-sm);
  }

  .arch-card {
    padding: 16px;
  }

  .arch-footer {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
  }

  .feature-card,
  .step-card,
  .calc-panel,
  .calc-summary-card,
  .form-card {
    padding: 18px;
  }

  .calc-toggles,
  .form-row-2 {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .btn {
    white-space: normal;
    line-height: 1.35;
  }

  .comp-table th,
  .comp-table td {
    padding: 11px 12px;
    font-size: 0.8rem;
  }

  .faq-trigger {
    padding: 14px 16px;
    font-size: 0.88rem;
  }

  .faq-content {
    padding: 0 16px 14px;
    font-size: 0.84rem;
  }

  .footer-links {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 8px;
  }
}