/* Signalho Insights — shared stylesheet
   Clean, modern design for an informational mobile-connectivity portal. */

:root {
  --color-bg: #ffffff;
  --color-surface: #f6f8fb;
  --color-surface-alt: #eef2f7;
  --color-text: #1a2330;
  --color-text-soft: #4b5566;
  --color-muted: #6b7588;
  --color-border: #e2e7ee;
  --color-primary: #2b6cff;
  --color-primary-dark: #1f54cc;
  --color-accent: #00b894;
  --color-warning: #f0a500;
  --shadow-sm: 0 1px 2px rgba(20, 32, 64, 0.05);
  --shadow-md: 0 6px 24px rgba(20, 32, 64, 0.08);
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --container: 1140px;
  --font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    Oxygen, Ubuntu, Cantarell, "Helvetica Neue", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.65;
  color: var(--color-text);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color 0.15s ease;
}

a:hover {
  color: var(--color-primary-dark);
}

h1,
h2,
h3,
h4 {
  color: var(--color-text);
  line-height: 1.25;
  margin: 0 0 0.6em;
  font-weight: 700;
}

h1 {
  font-size: 2.4rem;
}

h2 {
  font-size: 1.8rem;
}

h3 {
  font-size: 1.25rem;
}

p {
  margin: 0 0 1em;
  color: var(--color-text-soft);
}

ul,
ol {
  padding-left: 1.25rem;
  color: var(--color-text-soft);
}

li + li {
  margin-top: 0.35rem;
}

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

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: saturate(180%) blur(10px);
  border-bottom: 1px solid var(--color-border);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 0;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--color-text);
}

.logo-mark {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  background: linear-gradient(135deg, #2b6cff 0%, #00b894 100%);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-weight: 800;
  font-size: 1rem;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-links a {
  color: var(--color-text-soft);
  font-weight: 500;
  font-size: 0.96rem;
  padding: 6px 0;
  position: relative;
}

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

.nav-toggle {
  display: none;
  background: none;
  border: 0;
  cursor: pointer;
  padding: 6px;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-text);
  margin: 5px 0;
  transition: transform 0.2s ease, opacity 0.2s ease;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 22px;
  font-weight: 600;
  font-size: 0.95rem;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  cursor: pointer;
  transition: background 0.15s ease, transform 0.15s ease, box-shadow 0.15s ease;
  text-decoration: none;
}

.btn-primary {
  background: var(--color-primary);
  color: #fff;
}

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

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

.btn-ghost:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

/* ---------- Hero ---------- */
.hero {
  padding: 88px 0 72px;
  background:
    radial-gradient(1200px 400px at 90% -10%, rgba(43, 108, 255, 0.12), transparent 60%),
    radial-gradient(900px 300px at 0% 10%, rgba(0, 184, 148, 0.10), transparent 60%),
    var(--color-bg);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 56px;
  align-items: center;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px;
  background: rgba(43, 108, 255, 0.08);
  color: var(--color-primary);
  font-size: 0.82rem;
  font-weight: 600;
  border-radius: 999px;
  margin-bottom: 18px;
  letter-spacing: 0.02em;
}

.hero h1 {
  font-size: 3rem;
  letter-spacing: -0.01em;
  margin-bottom: 18px;
}

.hero p.lead {
  font-size: 1.1rem;
  color: var(--color-text-soft);
  max-width: 540px;
  margin-bottom: 28px;
}

.hero-cta {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.hero-visual {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 20px 50px rgba(20, 32, 64, 0.18);
  aspect-ratio: 5 / 6;
  background: var(--color-surface);
}

.hero-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.hero-visual .floating-card {
  position: absolute;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(10px);
  border-radius: var(--radius-md);
  padding: 14px 16px;
  box-shadow: 0 10px 30px rgba(20, 32, 64, 0.18);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  min-width: 240px;
  border: 1px solid rgba(255, 255, 255, 0.6);
}

.hero-visual .floating-card .name {
  font-weight: 600;
  font-size: 0.92rem;
  color: var(--color-text);
}

.hero-visual .floating-card .meta {
  font-size: 0.78rem;
  color: var(--color-muted);
}

.hero-visual .floating-card.top {
  top: 22px;
  left: 22px;
}

.hero-visual .floating-card.bottom {
  bottom: 22px;
  right: 22px;
}

.signal-card {
  background: #fff;
  border-radius: var(--radius-md);
  padding: 14px 16px;
  border: 1px solid var(--color-border);
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.signal-card:last-child {
  margin-bottom: 0;
}

.signal-card .name {
  font-weight: 600;
  color: var(--color-text);
}

.signal-card .meta {
  font-size: 0.85rem;
  color: var(--color-muted);
}

.bars {
  display: inline-flex;
  align-items: flex-end;
  gap: 3px;
  height: 22px;
}

.bars span {
  width: 5px;
  background: var(--color-primary);
  border-radius: 2px;
  opacity: 0.85;
}

.bars span:nth-child(1) { height: 35%; }
.bars span:nth-child(2) { height: 55%; }
.bars span:nth-child(3) { height: 75%; }
.bars span:nth-child(4) { height: 90%; }

/* ---------- Sections ---------- */
section {
  padding: 72px 0;
}

.section-heading {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 48px;
}

.section-heading h2 {
  font-size: 2rem;
  margin-bottom: 12px;
}

.section-heading p {
  color: var(--color-muted);
}

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

/* ---------- Feature grid ---------- */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.feature-card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 28px;
  box-shadow: var(--shadow-sm);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.feature-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.feature-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: linear-gradient(135deg, rgba(43, 108, 255, 0.12), rgba(0, 184, 148, 0.12));
  color: var(--color-primary);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
}

.feature-icon svg {
  width: 24px;
  height: 24px;
  stroke-width: 2;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.icon-inline {
  display: inline-block;
  width: 16px;
  height: 16px;
  vertical-align: -3px;
  stroke: currentColor;
  fill: none;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.info-card-icon {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: rgba(43, 108, 255, 0.10);
  color: var(--color-primary);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 10px;
}

.info-card-icon svg {
  width: 20px;
  height: 20px;
  stroke: currentColor;
  fill: none;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.feature-card h3 {
  font-size: 1.15rem;
  margin-bottom: 8px;
}

.feature-card p {
  margin: 0;
  font-size: 0.95rem;
}

/* ---------- Plans / pricing ---------- */
.plans-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.plan-card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  position: relative;
  display: flex;
  flex-direction: column;
}

.plan-card.featured {
  border-color: var(--color-primary);
  box-shadow: 0 8px 30px rgba(43, 108, 255, 0.15);
}

.plan-badge {
  position: absolute;
  top: -12px;
  right: 24px;
  background: var(--color-primary);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: 999px;
}

.plan-card h3 {
  margin-bottom: 6px;
}

.plan-price {
  font-size: 2.2rem;
  font-weight: 700;
  color: var(--color-text);
  margin: 6px 0 4px;
}

.plan-price small {
  font-size: 0.95rem;
  color: var(--color-muted);
  font-weight: 500;
}

.plan-card ul {
  list-style: none;
  padding: 0;
  margin: 18px 0 26px;
}

.plan-card ul li {
  padding-left: 26px;
  position: relative;
  color: var(--color-text-soft);
  margin-top: 8px;
}

.plan-card ul li::before {
  content: "✓";
  color: var(--color-accent);
  position: absolute;
  left: 0;
  font-weight: 700;
}

.plan-card .btn {
  margin-top: auto;
}

/* ---------- Stats ---------- */
.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  text-align: center;
}

.stat .value {
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1.1;
}

.stat .label {
  color: var(--color-muted);
  font-size: 0.92rem;
  margin-top: 4px;
}

/* ---------- CTA banner ---------- */
.cta-banner {
  background: linear-gradient(135deg, #1f54cc 0%, #00b894 100%);
  border-radius: var(--radius-lg);
  padding: 48px;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}

.cta-banner h2 {
  color: #fff;
  margin: 0 0 6px;
  font-size: 1.6rem;
}

.cta-banner p {
  color: rgba(255, 255, 255, 0.85);
  margin: 0;
}

.cta-banner .btn-primary {
  background: #fff;
  color: var(--color-primary-dark);
}

.cta-banner .btn-primary:hover {
  background: #f1f5ff;
  color: var(--color-primary-dark);
}

/* ---------- Image / media blocks ---------- */
.media-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}

.media-grid.reverse {
  direction: rtl;
}

.media-grid.reverse > * {
  direction: ltr;
}

.media-grid .media-text h2 {
  margin-bottom: 14px;
}

.media-frame {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 18px 40px rgba(20, 32, 64, 0.14);
  aspect-ratio: 4 / 3;
  background: var(--color-surface);
}

.media-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.4s ease;
}

.media-frame:hover img {
  transform: scale(1.03);
}

.media-frame.tall {
  aspect-ratio: 3 / 4;
}

.media-overlay {
  position: absolute;
  inset: auto 18px 18px 18px;
  background: rgba(15, 23, 38, 0.78);
  backdrop-filter: blur(6px);
  color: #fff;
  padding: 14px 18px;
  border-radius: var(--radius-md);
  font-size: 0.88rem;
  display: flex;
  align-items: center;
  gap: 10px;
}

.media-overlay svg {
  width: 18px;
  height: 18px;
  stroke: #00b894;
  fill: none;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
  flex-shrink: 0;
}

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

.photo-strip .media-frame {
  aspect-ratio: 1 / 1;
}

/* Page hero with photo background */
.page-hero.with-photo {
  position: relative;
  color: #fff;
  border-bottom: 0;
  padding: 96px 0 80px;
  overflow: hidden;
}

.page-hero.with-photo::before {
  content: "";
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  z-index: 0;
}

.page-hero.with-photo::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(15, 23, 38, 0.78) 0%, rgba(31, 84, 204, 0.65) 100%);
  z-index: 1;
}

.page-hero.with-photo .container {
  position: relative;
  z-index: 2;
}

.page-hero.with-photo h1 {
  color: #fff;
}

.page-hero.with-photo p {
  color: rgba(255, 255, 255, 0.85);
}

.page-hero.with-photo .eyebrow {
  background: rgba(255, 255, 255, 0.18);
  color: #fff;
}

.page-hero-photo-coverage::before { background-image: url("https://images.unsplash.com/photo-1573164713714-d95e436ab8d6?auto=format&fit=crop&w=1600&q=80"); }
.page-hero-photo-plans::before    { background-image: url("https://images.unsplash.com/photo-1512941937669-90a1b58e7e9c?auto=format&fit=crop&w=1600&q=80"); }
.page-hero-photo-support::before  { background-image: url("https://images.unsplash.com/photo-1556761175-5973dc0f32e7?auto=format&fit=crop&w=1600&q=80"); }
.page-hero-photo-contact::before  { background-image: url("https://images.unsplash.com/photo-1521791136064-7986c2920216?auto=format&fit=crop&w=1600&q=80"); }
.page-hero-photo-legal::before    { background-image: url("https://images.unsplash.com/photo-1519389950473-47ba0277781c?auto=format&fit=crop&w=1600&q=80"); }

/* ---------- Coverage / map ---------- */
.coverage-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
}

.map-placeholder {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 24px;
  box-shadow: var(--shadow-sm);
}

.map-placeholder svg {
  width: 100%;
  height: auto;
}

/* ---------- FAQ ---------- */
.faq-list {
  max-width: 820px;
  margin: 0 auto;
}

.faq-item {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  margin-bottom: 12px;
  overflow: hidden;
}

.faq-item summary {
  list-style: none;
  cursor: pointer;
  padding: 18px 22px;
  font-weight: 600;
  color: var(--color-text);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary::after {
  content: "+";
  font-size: 1.4rem;
  color: var(--color-primary);
  transition: transform 0.2s ease;
}

.faq-item[open] summary::after {
  content: "−";
}

.faq-item .faq-body {
  padding: 0 22px 18px;
  color: var(--color-text-soft);
}

/* ---------- Forms ---------- */
.form-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 40px;
}

.contact-form {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow-sm);
}

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

.form-field {
  margin-bottom: 16px;
}

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

.form-field input,
.form-field textarea,
.form-field select {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 0.95rem;
  color: var(--color-text);
  background: #fff;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.form-field input:focus,
.form-field textarea:focus,
.form-field select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(43, 108, 255, 0.15);
}

.form-field textarea {
  min-height: 130px;
  resize: vertical;
}

.form-field .checkbox-row {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.88rem;
  color: var(--color-text-soft);
}

.form-field .checkbox-row input {
  width: auto;
  margin-top: 4px;
}

.form-status {
  display: none;
  margin-top: 14px;
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  background: rgba(0, 184, 148, 0.10);
  color: #0a8068;
  font-size: 0.92rem;
  border: 1px solid rgba(0, 184, 148, 0.30);
}

.form-status.visible {
  display: block;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.info-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 22px;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.info-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.info-card h4 {
  margin: 0 0 4px;
  font-size: 0.95rem;
}

.info-card p {
  margin: 0;
  color: var(--color-text-soft);
  font-size: 0.95rem;
}

/* ---------- Article / policy pages ---------- */
.page-hero {
  padding: 64px 0 32px;
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
}

.page-hero h1 {
  margin-bottom: 8px;
}

.page-hero p {
  color: var(--color-muted);
  margin: 0;
}

.article {
  padding: 56px 0 80px;
}

.article-content {
  max-width: 820px;
  margin: 0 auto;
}

.article-content h2 {
  margin-top: 2.2em;
  font-size: 1.5rem;
}

.article-content h3 {
  margin-top: 1.6em;
  font-size: 1.1rem;
}

.article-content p,
.article-content li {
  font-size: 1rem;
}

.toc {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 22px 26px;
  margin-bottom: 32px;
}

.toc h4 {
  margin: 0 0 10px;
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-muted);
}

.toc ol {
  margin: 0;
  padding-left: 1.2rem;
}

/* ---------- Footer ---------- */
.site-footer {
  background: #0f1726;
  color: #c6cedb;
  padding: 56px 0 24px;
  margin-top: 60px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}

.site-footer .logo {
  color: #fff;
  margin-bottom: 12px;
}

.site-footer p {
  color: #8893a8;
  font-size: 0.92rem;
}

.site-footer h5 {
  color: #fff;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin: 0 0 14px;
}

.footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-links li {
  margin-bottom: 8px;
}

.footer-links a {
  color: #c6cedb;
  font-size: 0.92rem;
}

.footer-links a:hover {
  color: #fff;
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 22px;
  border-top: 1px solid #1f2a3d;
  font-size: 0.85rem;
  color: #8893a8;
  flex-wrap: wrap;
  gap: 12px;
}

.footer-bottom a {
  color: #c6cedb;
  margin-left: 16px;
}

/* ---------- Cookie banner ---------- */
.cookie-banner {
  position: fixed;
  left: 16px;
  right: 16px;
  bottom: 16px;
  max-width: 540px;
  margin: 0 auto;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: 0 10px 35px rgba(20, 32, 64, 0.18);
  padding: 18px 20px;
  display: none;
  z-index: 100;
}

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

.cookie-banner p {
  margin: 0 0 12px;
  font-size: 0.9rem;
  color: var(--color-text-soft);
}

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

.cookie-banner .btn {
  padding: 8px 14px;
  font-size: 0.85rem;
}

/* ---------- Responsive ---------- */
@media (max-width: 960px) {
  h1 { font-size: 2rem; }
  .hero { padding: 56px 0; }
  .hero h1 { font-size: 2.2rem; }
  .hero-grid,
  .coverage-grid,
  .form-grid,
  .media-grid { grid-template-columns: 1fr; gap: 32px; }
  .media-grid.reverse { direction: ltr; }
  .feature-grid,
  .plans-grid { grid-template-columns: 1fr; }
  .photo-strip { grid-template-columns: 1fr 1fr; }
  .stats { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 28px; }
  .form-row { grid-template-columns: 1fr; }
  section { padding: 56px 0; }
  .cta-banner { padding: 32px; }
  .hero-visual { aspect-ratio: 4 / 3; max-width: 560px; margin: 0 auto; }
  .hero-visual .floating-card { min-width: 220px; }
  .page-hero.with-photo { padding: 64px 0 56px; }
}

@media (max-width: 640px) {
  .nav-links {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: #fff;
    border-bottom: 1px solid var(--color-border);
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    padding: 12px 24px 18px;
    display: none;
  }
  .nav-links.open { display: flex; }
  .nav-links li { width: 100%; padding: 8px 0; border-bottom: 1px solid var(--color-border); }
  .nav-links li:last-child { border-bottom: 0; }
  .nav-toggle { display: inline-block; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; align-items: flex-start; }
  .footer-bottom a { margin: 0 16px 0 0; }
}