/* MeshGrid: ürün tanıtımı (yeşil · siyah · turuncu) */

:root {
  --black: #050608;
  --black-soft: #0c0e0d;
  --green-deep: #0f2418;
  --green-mid: #1a4d32;
  --green-bright: #2d8f56;
  --green-glow: rgba(45, 143, 86, 0.45);
  --orange: #f97316;
  --orange-hover: #fb923c;
  --orange-dim: rgba(249, 115, 22, 0.15);
  --text: #f1f4f2;
  --text-muted: #a8b5ad;
  --border: rgba(255, 255, 255, 0.1);
  --font: "DM Sans", system-ui, sans-serif;
  --radius: 14px;
  --radius-sm: 10px;
  --header-h: 68px;
  --header-safe: env(safe-area-inset-top, 0px);
  --max: 1280px;
  --narrow: 800px;
  /* Hero arka planı: üç görsel 5 sn aralıkla döner (app.js + .hero--bg-0/1/2) */
  --hero-img: url("assets/hero-meshgrid-field.webp");
  --hero-img-2: url("assets/hero-coastal-mesh.webp");
  --hero-img-3: url("assets/hero-sar-operation.webp");
}

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

html {
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}

body {
  margin: 0;
  font-family: var(--font);
  font-size: 1.0625rem;
  line-height: 1.65;
  color: var(--text);
  background: var(--black);
  min-height: 100vh;
}

.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;
}

.skip-link {
  position: absolute;
  top: -100px;
  left: 1rem;
  padding: 0.5rem 1rem;
  background: var(--orange);
  color: var(--black);
  font-weight: 600;
  border-radius: var(--radius-sm);
  z-index: 1000;
  transition: top 0.2s;
}

.skip-link:focus {
  top: 1rem;
}

.container {
  width: min(100% - 2.25rem, var(--max));
  margin-inline: auto;
}

.narrow {
  max-width: var(--narrow);
}

/* Header */

.site-header {
  position: sticky;
  top: 0;
  z-index: 200;
  box-sizing: border-box;
  padding-top: var(--header-safe);
  height: calc(var(--header-h) + var(--header-safe));
  background: linear-gradient(180deg, rgba(5, 6, 8, 0.96) 0%, rgba(5, 6, 8, 0.88) 100%);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  height: var(--header-h);
}

.site-nav {
  flex: 1 1 auto;
  min-width: 0;
  display: flex;
  justify-content: center;
}

.header-end {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-shrink: 0;
}

.lang-select {
  max-width: min(9.25rem, 34vw);
  padding: 0.3rem 0.4rem;
  font-family: inherit;
  font-size: 0.75rem;
  font-weight: 500;
  color: rgba(168, 181, 173, 0.95);
  background: rgba(5, 6, 8, 0.35);
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: 6px;
  cursor: pointer;
  transition: color 0.15s, border-color 0.15s, background 0.15s;
}

.lang-select:hover {
  color: var(--text-muted);
  border-color: rgba(255, 255, 255, 0.12);
  background: rgba(12, 14, 13, 0.5);
}

.lang-select:focus {
  outline: 2px solid var(--orange);
  outline-offset: 2px;
}

html[dir="rtl"] .lang-select {
  max-width: min(13rem, 42vw);
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  font-weight: 700;
  font-size: 1.2rem;
  color: var(--text);
  text-decoration: none;
}

.logo-img {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  box-shadow: 0 4px 20px var(--green-glow);
}

.logo-text {
  letter-spacing: -0.02em;
}

.site-nav ul {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem 1.35rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.site-nav a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.9375rem;
  font-weight: 600;
  transition: color 0.15s;
}

.site-nav a:hover,
.site-nav a:focus-visible {
  color: var(--green-bright);
}

.site-nav a.is-active {
  color: var(--orange);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  padding: 0;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--black-soft);
  cursor: pointer;
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
}

.nav-toggle-bar {
  display: block;
  width: 20px;
  height: 2px;
  margin-inline: auto;
  background: var(--text);
  border-radius: 1px;
  transition: opacity 0.2s;
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(3) {
  opacity: 0;
}

@media (max-width: 768px) {
  /*
    iOS Safari: backdrop-filter üst öğede fixed çocukları bozabiliyor, mobilde blur kapat.
    Menü tam genişlik + yüksek z-index; width:0 menüyü görünmez/tıklanamaz yapıyordu.
  */
  .site-header {
    -webkit-backdrop-filter: none;
    backdrop-filter: none;
    background: rgba(5, 6, 8, 0.97);
  }

  .nav-toggle {
    display: flex;
  }

  .site-nav {
    flex: 0 0 auto;
    position: fixed;
    top: calc(var(--header-h) + var(--header-safe));
    left: 0;
    right: 0;
    width: 100%;
    max-width: 100vw;
    box-sizing: border-box;
    z-index: 1000;
    margin: 0;
    overflow-x: hidden;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    overscroll-behavior: contain;
    background: var(--green-deep);
    border-bottom: 1px solid var(--border);
    padding: 1rem max(1.25rem, env(safe-area-inset-right, 0px)) calc(1.25rem + env(safe-area-inset-bottom, 0px))
      max(1.25rem, env(safe-area-inset-left, 0px));
    max-height: min(70vh, calc(100vh - var(--header-h) - var(--header-safe) - 1rem));
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: transform 0.25s ease, opacity 0.2s, visibility 0.2s;
  }

  .site-nav.is-open {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
  }

  .site-nav ul {
    flex-direction: column;
    gap: 0.35rem;
  }

  .site-nav a {
    display: flex;
    align-items: center;
    padding: 0.65rem 0;
    min-height: 44px;
    font-size: 1rem;
  }
}

html.nav-menu-open {
  overflow: hidden;
}

html.nav-menu-open body {
  overflow: hidden;
}

/* Hero, tam genişlik üst görsel */

.hero {
  position: relative;
  min-height: min(88vh, 900px);
  display: flex;
  align-items: flex-end;
  padding: 0 0 clamp(2.5rem, 7vw, 4.5rem);
  overflow: hidden;
}

/* Sadece fotoğraf katmanlarında opaklık animasyonu; metin/overlay üstte sabit kalır */
.hero-bg-stack {
  position: absolute;
  inset: 0;
  z-index: 0;
  background-color: var(--black);
  isolation: isolate;
  pointer-events: none;
}

.hero-bg-layer {
  position: absolute;
  inset: 0;
  background-color: var(--black);
  background-size: cover;
  background-repeat: no-repeat;
  transition: opacity 1.2s ease-in-out;
  will-change: opacity, transform;
  backface-visibility: hidden;
  transform-origin: center center;
  animation: hero-kenburns 22s ease-in-out infinite alternate;
  animation-play-state: paused;
}

@keyframes hero-kenburns {
  from {
    transform: scale(1);
  }
  to {
    transform: scale(1.055);
  }
}

.hero-bg-layer--primary {
  background-image: var(--hero-img);
  background-position: 62% 42%;
  opacity: 1;
  z-index: 1;
}

.hero-bg-layer--secondary {
  background-image: var(--hero-img-2);
  background-position: center 38%;
  opacity: 0;
  z-index: 2;
}

.hero-bg-layer--tertiary {
  background-image: var(--hero-img-3);
  background-position: center 40%;
  opacity: 0;
  z-index: 3;
}

.hero-bg-stack.hero--bg-0 .hero-bg-layer--primary {
  opacity: 1;
  z-index: 3;
  animation-play-state: running;
}

.hero-bg-stack.hero--bg-0 .hero-bg-layer--secondary,
.hero-bg-stack.hero--bg-0 .hero-bg-layer--tertiary {
  opacity: 0;
  z-index: 1;
  animation-play-state: paused;
}

.hero-bg-stack.hero--bg-1 .hero-bg-layer--secondary {
  opacity: 1;
  z-index: 3;
  animation-play-state: running;
}

.hero-bg-stack.hero--bg-1 .hero-bg-layer--primary,
.hero-bg-stack.hero--bg-1 .hero-bg-layer--tertiary {
  opacity: 0;
  z-index: 1;
  animation-play-state: paused;
}

.hero-bg-stack.hero--bg-2 .hero-bg-layer--tertiary {
  opacity: 1;
  z-index: 3;
  animation-play-state: running;
}

.hero-bg-stack.hero--bg-2 .hero-bg-layer--primary,
.hero-bg-stack.hero--bg-2 .hero-bg-layer--secondary {
  opacity: 0;
  z-index: 1;
  animation-play-state: paused;
}

@media (prefers-reduced-motion: reduce) {
  .hero-bg-layer {
    transition: none;
    animation: none;
  }
}

.hero-overlay {
  position: absolute;
  inset: 0;
  z-index: 1;
  background:
    linear-gradient(180deg, rgba(5, 6, 8, 0.45) 0%, rgba(5, 6, 8, 0.55) 35%, rgba(5, 6, 8, 0.92) 100%),
    linear-gradient(125deg, rgba(15, 36, 24, 0.5) 0%, transparent 45%),
    radial-gradient(ellipse 90% 70% at 50% 0%, rgba(45, 143, 86, 0.2), transparent 55%);
  pointer-events: none;
}

.hero-grid-pattern {
  position: absolute;
  inset: 0;
  z-index: 2;
  opacity: 0.12;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.08) 1px, transparent 1px);
  background-size: 48px 48px;
  pointer-events: none;
}

.hero-inner {
  position: relative;
  z-index: 3;
  padding-top: calc(var(--header-h) + var(--header-safe) + 2rem);
}

.hero-copy {
  max-width: min(54rem, 100%);
}

.eyebrow {
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--orange);
  margin: 0 0 0.85rem;
  text-shadow: 0 1px 12px rgba(0, 0, 0, 0.6);
}

.hero h1 {
  font-size: clamp(1.85rem, 4.5vw, 2.75rem);
  font-weight: 700;
  line-height: 1.15;
  margin: 0 0 1.25rem;
  letter-spacing: -0.03em;
  text-shadow: 0 2px 24px rgba(0, 0, 0, 0.5);
}

.lead {
  margin: 0;
  font-size: clamp(1rem, 2.2vw, 1.125rem);
  color: rgba(241, 244, 242, 0.92);
  line-height: 1.7;
  text-shadow: 0 1px 16px rgba(0, 0, 0, 0.45);
}

.lead-emphasis {
  font-weight: 500;
}

.hero-copy .lead {
  max-width: min(100%, 58ch);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  gap: 0.85rem;
  margin-top: 1.75rem;
}

.hero-store {
  margin-top: 1.75rem;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.5rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.4rem;
  font-family: inherit;
  font-size: 0.95rem;
  font-weight: 700;
  border-radius: var(--radius-sm);
  text-decoration: none;
  border: 2px solid transparent;
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s, color 0.15s, transform 0.15s;
}

.btn-primary {
  background: var(--orange);
  color: var(--black);
  box-shadow: 0 8px 28px rgba(249, 115, 22, 0.35);
}

.btn-primary:hover,
.btn-primary:focus-visible {
  background: var(--orange-hover);
  transform: translateY(-1px);
}

.btn-secondary {
  background: rgba(5, 6, 8, 0.45);
  border-color: rgba(45, 143, 86, 0.65);
  color: var(--text);
  backdrop-filter: blur(8px);
}

.btn-secondary:hover,
.btn-secondary:focus-visible {
  border-color: var(--green-bright);
  color: #c8f5d8;
}

/* Apple “Download on the App Store” badge, artwork unmodified except uniform scale (Marketing Guidelines) */
.app-store-badge {
  display: inline-block;
  line-height: 0;
  text-decoration: none;
  color: inherit;
  border-radius: 8px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.35);
  transition: opacity 0.15s ease;
}

.app-store-badge:hover,
.app-store-badge:focus-visible {
  opacity: 0.92;
}

.app-store-badge:focus-visible {
  outline: 2px solid var(--orange);
  outline-offset: 3px;
}

.app-store-badge-img {
  display: block;
  height: 40px;
  width: auto;
  vertical-align: top;
}

/* Hero ve marka bölümü, mobilde ortalı, belirgin App Store rozeti */
@media (max-width: 639px) {
  .hero-store {
    align-items: center;
    justify-content: center;
    width: 100%;
    margin-top: 2rem;
  }

  .brand-store {
    align-items: center;
    justify-content: center;
    width: 100%;
  }

  .hero-store .app-store-badge,
  .brand-store .app-store-badge {
    margin-inline: auto;
  }

  .app-store-badge-img {
    height: 60px;
    width: auto;
    max-width: min(100%, 280px);
  }
}

.hardware-actions {
  margin-top: 1.75rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  justify-content: center;
}

.checklist--why {
  margin-top: 1.25rem;
}

.btn-github {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0.7rem 1.25rem 0.7rem 1rem;
  background: #24292f;
  color: #f0f6fc;
  border: 1px solid rgba(255, 255, 255, 0.12);
  font-weight: 600;
  font-size: 0.95rem;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.35);
}

.btn-github svg {
  flex-shrink: 0;
  opacity: 0.95;
}

.btn-github:hover,
.btn-github:focus-visible {
  background: #2f363d;
  border-color: rgba(255, 255, 255, 0.2);
  color: #fff;
}

.brand-store {
  margin-top: 1.5rem;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.4rem;
}

@media (min-width: 640px) {
  .brand-row .brand-store {
    align-items: flex-start;
  }
}

/* Sections */

.section {
  padding: clamp(3rem, 7vw, 4.75rem) 0;
}

.section-alt {
  background: linear-gradient(180deg, var(--black-soft) 0%, var(--black) 100%);
  border-block: 1px solid var(--border);
}

.section-visual {
  background:
    radial-gradient(ellipse 80% 60% at 100% 20%, var(--orange-dim), transparent 50%),
    radial-gradient(ellipse 70% 50% at 0% 80%, rgba(45, 143, 86, 0.12), transparent 45%),
    var(--black);
}

.problem-why-inner {
  width: 100%;
  min-width: 0;
}

@media (min-width: 1024px) {
  .container.problem-why-pair {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    align-items: stretch;
  }

  .problem-why-pair .problem-why-section {
    min-width: 0;
  }

  .problem-why-pair .problem-why-section:first-child .problem-why-inner {
    padding-inline-end: clamp(0.75rem, 2vw, 1.25rem);
  }

  .problem-why-pair .problem-why-section:last-child .problem-why-inner {
    padding-inline-start: clamp(0.75rem, 2vw, 1.25rem);
  }

  .problem-why-pair #whyMeshgrid {
    border-inline-start: 1px solid var(--border);
  }
}

.section-title {
  font-size: clamp(1.45rem, 3.2vw, 1.85rem);
  margin: 0 0 1rem;
  letter-spacing: -0.02em;
  color: var(--text);
}

.section-heading-row {
  display: flex;
  align-items: flex-start;
  gap: 1rem 1.15rem;
  margin: 0 0 1rem;
}

.section-heading-row .section-title--in-row {
  margin: 0;
  flex: 1;
  min-width: 0;
}

.section-heading-graphic {
  flex-shrink: 0;
  width: 3.25rem;
  height: 3.25rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  background: rgba(45, 143, 86, 0.08);
  border: 1px solid rgba(45, 143, 86, 0.22);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.25);
}

.section-heading-graphic--problem {
  background: rgba(249, 115, 22, 0.06);
  border-color: rgba(249, 115, 22, 0.28);
}

.section-heading-svg {
  width: 2rem;
  height: 2rem;
  display: block;
}

@media (min-width: 480px) {
  .section-heading-graphic {
    width: 3.75rem;
    height: 3.75rem;
  }

  .section-heading-svg {
    width: 2.35rem;
    height: 2.35rem;
  }
}

.section-lead {
  margin: 0 0 2rem;
  color: var(--text-muted);
  max-width: 62ch;
  font-size: 1.05rem;
}

.subsection-title {
  font-size: clamp(1.15rem, 2.5vw, 1.35rem);
  margin: 2.5rem 0 1.25rem;
  letter-spacing: -0.02em;
  color: var(--text);
  font-weight: 700;
}

/* Sorun listesi */

.problem-list {
  list-style: none;
  margin: 0 0 2rem;
  padding: 0;
  display: grid;
  gap: 1rem;
  max-width: none;
}

@media (min-width: 720px) {
  .problem-list {
    grid-template-columns: 1fr 1fr 1fr;
    gap: 1.25rem;
  }
}

.problem-list li {
  margin: 0;
  padding: 1.25rem 1.2rem;
  background: rgba(12, 14, 13, 0.75);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  border-top: 3px solid var(--orange);
}

.problem-list strong {
  display: block;
  color: var(--text);
  margin-bottom: 0.4rem;
  font-size: 1.05rem;
}

.problem-list span {
  font-size: 0.94rem;
  color: var(--text-muted);
  line-height: 1.55;
}

.prose {
  margin: 0;
  color: var(--text-muted);
  font-size: 1.0625rem;
}

.prose strong {
  color: var(--text);
}

/* Feature list */

.feature-list {
  list-style: none;
  margin: 0 0 2rem;
  padding: 0;
  display: grid;
  gap: 1.25rem;
}

@media (min-width: 720px) {
  .feature-list {
    grid-template-columns: 1fr 1fr 1fr;
    gap: 1.5rem;
  }
}

.feature-list li {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
  padding: 1.35rem 1.25rem;
  background: rgba(12, 14, 13, 0.85);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  border-left: 4px solid var(--green-bright);
}

.feature-icon {
  flex-shrink: 0;
  width: 2rem;
  height: 2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  color: var(--orange);
  background: var(--orange-dim);
  border-radius: 8px;
}

.feature-list strong {
  display: block;
  color: var(--text);
  margin-bottom: 0.35rem;
  font-size: 1.05rem;
}

.feature-list span:last-child {
  font-size: 0.94rem;
  color: var(--text-muted);
  line-height: 1.55;
}

.note-box {
  margin: 0;
  padding: 1.15rem 1.35rem;
  background: rgba(45, 143, 86, 0.1);
  border: 1px solid rgba(45, 143, 86, 0.28);
  border-radius: var(--radius-sm);
  color: var(--text-muted);
  font-size: 0.98rem;
  max-width: none;
}

/* Firmware */

.fw-list {
  list-style: none;
  margin: 0 0 2rem;
  padding: 0;
  display: grid;
  gap: 0.85rem;
  max-width: 68ch;
}

.fw-list li {
  margin: 0;
  padding: 1rem 1.15rem;
  background: rgba(12, 14, 13, 0.75);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 0.97rem;
  color: var(--text-muted);
  line-height: 1.55;
}

.fw-list strong {
  color: var(--text);
}

.fw-actions {
  margin: 0.5rem 0 1.25rem;
}

.fw-note {
  margin-top: 0;
  max-width: 68ch;
}

.note-box strong {
  color: var(--green-bright);
}

/* Pill cards */

.pill-cards {
  display: grid;
  gap: 1.25rem;
}

@media (min-width: 800px) {
  .pill-cards {
    grid-template-columns: repeat(3, 1fr);
    align-items: stretch;
  }
}

.pill-card {
  margin: 0;
  padding: 1.6rem 1.5rem;
  background: var(--black-soft);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.35);
}

.pill-card h3 {
  margin: 0 0 0.65rem;
  font-size: 1.15rem;
  color: var(--orange);
  letter-spacing: -0.02em;
}

.pill-card p {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.96rem;
  line-height: 1.6;
}

.pill-card-accent {
  border-color: rgba(249, 115, 22, 0.35);
  background: linear-gradient(165deg, rgba(249, 115, 22, 0.08) 0%, var(--black-soft) 55%);
}

/* Kimler kullanır, kullanıcı profilleri */

.section-audience .section-lead {
  max-width: 68ch;
}

.audience-card {
  margin: 0 0 1.5rem;
  padding: 1.5rem 1.45rem 1.55rem;
  background: rgba(5, 6, 8, 0.55);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

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

.audience-card-secondary {
  border-style: dashed;
  border-color: rgba(168, 181, 173, 0.25);
  background: rgba(12, 14, 13, 0.5);
}

.audience-card-head {
  display: flex;
  align-items: flex-start;
  gap: 0.85rem;
  margin-bottom: 1rem;
}

.audience-num {
  flex-shrink: 0;
  width: 2rem;
  height: 2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.95rem;
  font-weight: 800;
  color: var(--black);
  background: var(--orange);
  border-radius: 8px;
}

.audience-card-title {
  margin: 0;
  font-size: clamp(1.1rem, 2.2vw, 1.28rem);
  letter-spacing: -0.02em;
  color: var(--text);
  line-height: 1.3;
}

.audience-examples,
.audience-value {
  margin: 0 0 1rem;
  padding-left: 1.25rem;
  color: var(--text-muted);
  font-size: 0.96rem;
  line-height: 1.58;
}

.audience-examples li + li,
.audience-value li + li {
  margin-top: 0.35rem;
}

.audience-label {
  margin: 0 0 0.5rem;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--green-bright);
}

.audience-value {
  margin-bottom: 0;
}

.audience-prose {
  margin: 0 0 1rem;
  color: var(--text-muted);
  font-size: 0.96rem;
  line-height: 1.62;
}

.audience-prose:last-child {
  margin-bottom: 0;
}

.audience-note {
  margin: 1rem 0 0;
  padding: 1rem 1.1rem;
  font-size: 0.94rem;
  line-height: 1.6;
  color: rgba(241, 244, 242, 0.88);
  background: rgba(249, 115, 22, 0.08);
  border-left: 4px solid var(--orange);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.audience-note strong {
  color: var(--text);
}

.audience-note em {
  font-style: normal;
  text-decoration: underline;
  text-decoration-color: rgba(249, 115, 22, 0.5);
  text-underline-offset: 0.15em;
}

.audience-note-muted {
  background: rgba(45, 143, 86, 0.08);
  border-left-color: var(--green-bright);
  color: var(--text-muted);
}

.audience-note-muted strong {
  color: var(--green-bright);
}

/* Senaryo kartları */

.section-scenarios {
  background: var(--black-soft);
  border-block: 1px solid var(--border);
}

.scenario-grid {
  display: grid;
  gap: 1.25rem;
}

@media (min-width: 700px) {
  .scenario-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
  }
}

@media (min-width: 1100px) {
  .scenario-grid {
    gap: 1.75rem;
  }
}

.scenario-card {
  margin: 0;
  padding: 1.5rem 1.45rem 1.6rem;
  background: rgba(5, 6, 8, 0.65);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  border-left: 4px solid var(--green-bright);
}

.scenario-card h3 {
  margin: 0 0 0.6rem;
  font-size: 1.12rem;
  color: var(--text);
  letter-spacing: -0.02em;
}

.scenario-card p {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.96rem;
  line-height: 1.62;
}

.scenario-card .scenario-tag {
  display: inline-block;
  margin-bottom: 0.5rem;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--orange);
}

/* Telsiz karşılaştırma */

.section-compare {
  background:
    radial-gradient(ellipse 55% 45% at 0% 30%, rgba(249, 115, 22, 0.08), transparent 55%),
    var(--black);
}

.compare-intro {
  margin: 0 0 2rem;
  color: var(--text-muted);
  font-size: 1.05rem;
  max-width: 68ch;
  line-height: 1.65;
}

.compare-grid {
  display: grid;
  gap: 1.5rem;
}

@media (min-width: 900px) {
  .compare-grid {
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    align-items: start;
  }
}

.compare-panel {
  margin: 0;
  padding: 1.5rem 1.45rem;
  border-radius: var(--radius);
  border: 1px solid var(--border);
}

.compare-panel--radio {
  background: rgba(12, 14, 13, 0.9);
}

.compare-panel--mesh {
  background: linear-gradient(160deg, rgba(45, 143, 86, 0.12) 0%, rgba(12, 14, 13, 0.95) 45%);
  border-color: rgba(45, 143, 86, 0.35);
}

.compare-panel h3 {
  margin: 0 0 1rem;
  font-size: 1.1rem;
  letter-spacing: -0.02em;
}

.compare-panel--radio h3 {
  color: var(--text-muted);
}

.compare-panel--mesh h3 {
  color: var(--green-bright);
}

.compare-list {
  margin: 0;
  padding-left: 1.2rem;
  color: var(--text-muted);
  font-size: 0.96rem;
  line-height: 1.65;
}

.compare-list li + li {
  margin-top: 0.65rem;
}

.compare-panel--mesh .compare-list {
  color: rgba(241, 244, 242, 0.88);
}

.compare-closing {
  margin: 2rem 0 0;
  padding: 1.2rem 1.35rem;
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text);
  text-align: center;
  border-radius: var(--radius-sm);
  background: rgba(249, 115, 22, 0.1);
  border: 1px solid rgba(249, 115, 22, 0.28);
}

/* Brand */

.section-brand {
  border-top: 1px solid var(--border);
  background: linear-gradient(180deg, var(--green-deep) 0%, var(--black) 100%);
}

.brand-row {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 1.75rem;
}

@media (min-width: 640px) {
  .brand-row {
    flex-direction: row;
    text-align: left;
    gap: 2.5rem;
    align-items: center;
  }
}

.brand-icon {
  width: 120px;
  height: 120px;
  border-radius: 26px;
  box-shadow:
    0 0 0 1px rgba(45, 143, 86, 0.35),
    0 20px 50px rgba(0, 0, 0, 0.45);
  flex-shrink: 0;
}

.brand-copy .section-title {
  margin-bottom: 0.75rem;
}

/* Footer */

.site-footer {
  padding: 2.25rem 0 2.5rem;
  border-top: 1px solid var(--border);
  background: var(--black);
}

.footer-inner {
  text-align: center;
}

.footer-tagline {
  margin: 0 0 0.75rem;
  font-size: 1rem;
  color: var(--text-muted);
}

.footer-tagline strong {
  color: var(--green-bright);
}

.photo-credit {
  margin: 0 0 0.5rem;
  font-size: 0.8rem;
  color: var(--text-muted);
}

.photo-credit a {
  color: var(--orange);
  text-decoration: none;
}

.photo-credit a:hover {
  text-decoration: underline;
}

.footer-meta {
  margin: 0 !important;
  font-size: 0.75rem;
  color: rgba(168, 181, 173, 0.65);
}

/*   Landing refactor (2026): tighter layout, scan-friendly blocks   */

.narrow {
  max-width: min(100%, 720px);
  margin-inline: auto;
}

.section-lead--tight {
  max-width: 62ch;
  margin-bottom: 1.5rem;
}

.checklist {
  margin: 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.checklist li {
  position: relative;
  padding-left: 1.35rem;
  color: var(--text-muted);
  font-size: 0.98rem;
  line-height: 1.55;
}

.checklist li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--green-bright);
  box-shadow: 0 0 0 3px rgba(45, 143, 86, 0.2);
}

.cap-montage {
  margin: 0 0 1.35rem;
  width: 100%;
  min-width: 0;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid rgba(45, 143, 86, 0.28);
  box-shadow:
    0 20px 56px rgba(0, 0, 0, 0.42),
    0 0 0 1px rgba(255, 255, 255, 0.05) inset;
}

.cap-montage picture {
  display: block;
  width: 100%;
}

.cap-montage-img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  vertical-align: middle;
}

#capabilities .section-title {
  margin-top: 0;
}

.capability-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 300px), 1fr));
  gap: 1.15rem;
  margin-top: 0.5rem;
}

.cap-card {
  padding: 1.25rem 1.35rem;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: rgba(12, 14, 13, 0.65);
  transition: border-color 0.15s, box-shadow 0.15s;
}

.cap-card:hover {
  border-color: rgba(45, 143, 86, 0.35);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.25);
}

.cap-card-head {
  display: flex;
  gap: 0.75rem;
  align-items: flex-start;
  margin-bottom: 0.5rem;
}

.cap-card-head h3 {
  margin: 0;
  padding-top: 0.2rem;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text);
  letter-spacing: -0.02em;
  flex: 1;
  min-width: 0;
}

.cap-card-icon {
  flex-shrink: 0;
  width: 2.5rem;
  height: 2.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 10px;
  background: rgba(45, 143, 86, 0.1);
  border: 1px solid rgba(45, 143, 86, 0.22);
  color: var(--green-bright);
}

.cap-card-icon--lock {
  background: rgba(249, 115, 22, 0.08);
  border-color: rgba(249, 115, 22, 0.28);
  color: var(--orange);
}

.cap-icon-svg {
  width: 1.4rem;
  height: 1.4rem;
  display: block;
}

.cap-card p {
  margin: 0;
  font-size: 0.94rem;
  color: var(--text-muted);
  line-height: 1.55;
}

.steps {
  margin: 1.5rem 0 0;
  padding: 0;
  list-style: none;
  counter-reset: mg-step;
  display: grid;
  gap: 1.25rem;
}

@media (min-width: 768px) {
  .steps {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem 2rem;
  }
}

.step {
  counter-increment: mg-step;
  display: flex;
  gap: 1rem;
  align-items: flex-start;
  list-style: none;
}

.step::before {
  content: counter(mg-step);
  flex-shrink: 0;
  width: 2.25rem;
  height: 2.25rem;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 0.95rem;
  color: var(--black);
  background: linear-gradient(145deg, var(--green-bright), var(--green-mid));
  border-radius: 10px;
  box-shadow: 0 4px 16px rgba(45, 143, 86, 0.25);
}

.step-content {
  min-width: 0;
  flex: 1 1 auto;
}

.step-content h3 {
  margin: 0 0 0.35rem;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text);
}

.step-content p {
  margin: 0;
  font-size: 0.94rem;
  color: var(--text-muted);
  line-height: 1.55;
}

.use-intro-block {
  display: grid;
  gap: 1.25rem 2rem;
  align-items: stretch;
  margin: 0.75rem 0 1.75rem;
  grid-template-columns: 1fr;
}

.use-intro-lead {
  margin-top: 0;
  grid-column: 1;
  grid-row: 1;
  max-width: min(68ch, 100%);
}

.use-visual {
  margin: 0 auto;
  width: 100%;
  max-width: min(28rem, 100%);
  min-height: 0;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid rgba(45, 143, 86, 0.25);
  box-shadow:
    0 24px 48px rgba(0, 0, 0, 0.45),
    0 0 0 1px rgba(255, 255, 255, 0.04) inset;
  grid-column: 1;
  grid-row: 2;
}

.use-visual-picture {
  display: block;
  width: 100%;
}

.use-visual-img {
  display: block;
  width: 100%;
  height: auto;
  vertical-align: middle;
}

.use-intro-block .use-grid {
  margin-top: 0;
  grid-column: 1;
  grid-row: 3;
  min-width: 0;
}

@media (min-width: 768px) {
  .use-intro-block {
    grid-template-columns: minmax(280px, min(520px, 46%)) minmax(0, 1fr);
    grid-template-rows: auto auto;
    gap: 1.25rem 2.5rem;
    align-items: stretch;
  }

  .use-intro-lead {
    grid-column: 1 / -1;
    grid-row: 1;
    max-width: none;
  }

  .use-visual {
    grid-column: 1;
    grid-row: 2;
    margin: 0;
    max-width: none;
    align-self: stretch;
    min-height: 0;
    height: 100%;
    max-height: none;
  }

  .use-visual-picture {
    height: 100%;
  }

  .use-visual-img {
    height: 100%;
    min-height: 0;
    object-fit: cover;
    object-position: center 22%;
  }

  .use-intro-block .use-grid {
    grid-column: 2;
    grid-row: 2;
    align-self: start;
  }
}

.use-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  margin-top: 0.5rem;
}

.use-card {
  padding: 1.35rem 1.4rem;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: rgba(12, 14, 13, 0.55);
}

.use-card--primary {
  border-color: rgba(45, 143, 86, 0.35);
  background: linear-gradient(165deg, rgba(26, 77, 50, 0.25) 0%, rgba(12, 14, 13, 0.7) 100%);
}

.use-card h3 {
  margin: 0 0 0.5rem;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text);
}

.use-card p {
  margin: 0;
  font-size: 0.94rem;
  color: var(--text-muted);
  line-height: 1.55;
}

.use-secondary {
  margin: 1.75rem 0 0;
  padding: 1rem 1.15rem;
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.55;
  border-left: 3px solid rgba(249, 115, 22, 0.45);
  background: rgba(249, 115, 22, 0.06);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.proof-list {
  margin: 1rem 0 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 1.1rem;
}

.proof-list li {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  padding-bottom: 1.1rem;
  border-bottom: 1px solid var(--border);
}

.proof-list li:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.proof-list strong {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text);
}

.proof-list span {
  font-size: 0.94rem;
  color: var(--text-muted);
  line-height: 1.55;
}

.section-early-access {
  padding-block: clamp(2.25rem, 5vw, 3rem);
  background:
    radial-gradient(ellipse 70% 50% at 50% 100%, rgba(249, 115, 22, 0.08), transparent 55%),
    linear-gradient(180deg, var(--black) 0%, var(--black-soft) 100%);
  border-bottom: 1px solid var(--border);
}

.section-early-access .section-title {
  margin-bottom: 0.65rem;
}

.early-access-form {
  display: flex;
  flex-wrap: wrap;
  align-items: stretch;
  gap: 0.75rem;
  margin-top: 1.35rem;
  max-width: 36rem;
}

.early-access-input {
  flex: 1 1 14rem;
  min-width: 0;
  padding: 0.75rem 1rem;
  font-family: inherit;
  font-size: 1rem;
  color: var(--text);
  background: rgba(5, 6, 8, 0.55);
  border: 1px solid rgba(45, 143, 86, 0.45);
  border-radius: var(--radius-sm);
  outline: none;
  transition: border-color 0.15s, box-shadow 0.15s;
}

.early-access-input::placeholder {
  color: rgba(168, 181, 173, 0.65);
}

.early-access-input:hover {
  border-color: rgba(45, 143, 86, 0.7);
}

.early-access-input:focus {
  border-color: var(--green-bright);
  box-shadow: 0 0 0 3px rgba(45, 143, 86, 0.25);
}

.early-access-submit:disabled {
  opacity: 0.65;
  cursor: not-allowed;
  transform: none;
}

.early-access-privacy {
  margin: 1rem 0 0;
  font-size: 0.82rem;
  color: rgba(168, 181, 173, 0.85);
  line-height: 1.45;
  max-width: 42ch;
}

.early-access-feedback {
  margin: 0.85rem 0 0;
  min-height: 1.35em;
  font-size: 0.92rem;
  font-weight: 600;
  line-height: 1.45;
}

.early-access-feedback[data-feedback="success"] {
  color: var(--green-bright);
}

.early-access-feedback[data-feedback="error"],
.early-access-feedback[data-feedback="config"],
.early-access-feedback[data-feedback="invalid"],
.early-access-feedback[data-feedback="empty"],
.early-access-feedback[data-feedback="duplicate"] {
  color: #fb923c;
}

.section-cta {
  background:
    radial-gradient(ellipse 80% 60% at 50% 0%, rgba(45, 143, 86, 0.2), transparent 55%),
    linear-gradient(180deg, var(--black-soft) 0%, var(--black) 100%);
  border-block: 1px solid var(--border);
}

.cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  margin-top: 1.5rem;
}

.cta-note {
  margin: 1.5rem 0 0;
  font-size: 0.82rem;
  color: rgba(168, 181, 173, 0.78);
  line-height: 1.5;
  max-width: 52ch;
}

.site-footer--enhanced {
  padding: 2.5rem 0 0;
  text-align: left;
}

.footer-grid {
  display: grid;
  gap: 2rem;
  padding-bottom: 2.25rem;
  border-bottom: 1px solid var(--border);
}

@media (min-width: 640px) {
  .footer-grid {
    grid-template-columns: 1.4fr 1fr;
    align-items: start;
    gap: 2.75rem;
  }
}

.footer-brand {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
}

.footer-logo {
  height: 48px;
  width: 48px;
  border-radius: 12px;
  flex-shrink: 0;
  box-shadow: 0 4px 20px var(--green-glow);
}

.footer-name {
  margin: 0 0 0.35rem;
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--text);
}

.site-footer--enhanced .footer-tagline {
  margin: 0 0 0.65rem;
  text-align: left;
  font-size: 0.95rem;
  max-width: 42ch;
}

.footer-status {
  margin: 0;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--orange);
}

.footer-contact {
  padding-top: 0.15rem;
}

.footer-contact-label {
  margin: 0 0 0.5rem;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.footer-email {
  display: inline-block;
  font-size: 1rem;
  font-weight: 600;
  color: var(--green-bright);
  text-decoration: none;
}

.footer-email:hover,
.footer-email:focus-visible {
  color: #5ee397;
  text-decoration: underline;
}

.footer-email-note {
  margin: 0.5rem 0 0;
  font-size: 0.78rem;
  color: rgba(168, 181, 173, 0.65);
  line-height: 1.45;
}

.footer-bottom {
  padding: 1.25rem 0 2rem;
  text-align: center;
}

.site-footer--enhanced .footer-meta {
  margin: 0 auto;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem 1.35rem;
  margin-top: 1.1rem;
}

.footer-links a {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--green-bright);
  text-decoration: none;
}

.footer-links a:hover,
.footer-links a:focus-visible {
  color: #5ee397;
  text-decoration: underline;
}

.footer-prelaunch {
  margin: 1rem 0 0;
  font-size: 0.78rem;
  color: rgba(168, 181, 173, 0.72);
  line-height: 1.45;
  max-width: 40ch;
}