/* =====================================================
   SmartVisor — Landing Page Styles
   v1.0 — Haziran 2026
   ===================================================== */

/* ========== RESET + ROOT ========== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg-dark:     #0F1B3D;
  --bg-panel:    #1A2A4E;
  --bg-card:     #22355E;
  --bg-card-hover: #2A3F6E;

  --primary:     #00C7B7;
  --primary-dark: #009B8E;
  --accent:      #FFB400;

  --white:       #FFFFFF;
  --gray-light:  #E0E6F0;
  --gray-mid:    #9AA5B8;
  --gray-dark:   #6E7C9A;

  --success:     #4CD964;
  --error:       #FF6B6B;

  --max-width:   1200px;
  --max-narrow:  800px;
  --radius:      12px;
  --radius-lg:   16px;
  --transition:  220ms cubic-bezier(.4, 0, .2, 1);

  --shadow-card: 0 4px 20px rgba(0, 0, 0, .25);
  --shadow-hover: 0 8px 30px rgba(0, 199, 183, .15);
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: var(--bg-dark);
  color: var(--gray-light);
  line-height: 1.6;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { color: var(--primary); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--white); }

/* ========== CONTAINER ========== */
.container { max-width: var(--max-width); margin: 0 auto; padding: 0 24px; }
.container-narrow { max-width: var(--max-narrow); }

/* ========== TYPOGRAPHY ========== */
h1, h2, h3, h4 { font-weight: 700; color: var(--white); letter-spacing: -.02em; }
.eyebrow {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .12em;
  color: var(--primary);
  margin-bottom: 16px;
  text-transform: uppercase;
}
.section-title {
  font-size: clamp(28px, 4vw, 42px);
  line-height: 1.2;
  margin-bottom: 16px;
}
.section-subtitle {
  font-size: 17px;
  color: var(--gray-mid);
  max-width: 640px;
  margin-bottom: 56px;
  line-height: 1.65;
}

/* ========== BUTTONS ========== */
.btn {
  display: inline-block;
  padding: 14px 28px;
  font-size: 15px;
  font-weight: 600;
  border-radius: var(--radius);
  border: 1.5px solid transparent;
  cursor: pointer;
  text-decoration: none;
  transition: all var(--transition);
  text-align: center;
  font-family: inherit;
}
.btn-primary {
  background: var(--primary);
  color: var(--bg-dark);
  border-color: var(--primary);
}
.btn-primary:hover {
  background: var(--primary-dark);
  color: var(--white);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0, 199, 183, .3);
}
.btn-ghost {
  background: transparent;
  color: var(--gray-light);
  border-color: var(--gray-dark);
}
.btn-ghost:hover {
  border-color: var(--primary);
  color: var(--primary);
}
.btn-block { width: 100%; }

/* ========== NAVBAR ========== */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(15, 27, 61, 0);
  border-bottom: 1px solid transparent;
  transition: background var(--transition), border-color var(--transition), backdrop-filter var(--transition);
}
.navbar.scrolled {
  background: rgba(15, 27, 61, .92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom-color: rgba(154, 165, 184, .12);
}
.nav-container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 16px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* Logo */
.logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--white);
}
.logo-mark {
  width: 28px;
  height: 28px;
  object-fit: contain;
  display: block;
  flex-shrink: 0;
}
.logo-bar {
  width: 4px;
  height: 22px;
  background: var(--primary);
  border-radius: 2px;
}
.logo-text {
  font-weight: 500;
  font-size: 19px;
  letter-spacing: -.01em;
}
.logo-text strong { font-weight: 800; color: var(--white); }

/* ========== BRAND NAME (ortak ürün adı tipografisi) ========== */
.brand-name {
  font-weight: 500;
  letter-spacing: -.005em;
}
.brand-name strong {
  font-weight: 800;
  color: inherit;
}
.hero-products .brand-name { font-weight: 500; }
.hero-products .brand-name strong { color: var(--primary); }
.product-card h3.brand-name { font-weight: 500; }
.modal-title.brand-name { font-weight: 500; }
.modal-title.brand-name strong { color: var(--white); }
.footer-products a.brand-name { font-weight: 500; }

/* Nav menu */
.nav-menu {
  list-style: none;
  display: flex;
  gap: 32px;
  margin: 0 auto;
  padding: 0;
}
.nav-menu a {
  color: var(--gray-light);
  font-size: 14px;
  font-weight: 500;
  padding: 8px 0;
  position: relative;
}
.nav-menu a::after {
  content: '';
  position: absolute;
  bottom: 4px; left: 0;
  width: 0; height: 2px;
  background: var(--primary);
  transition: width var(--transition);
}
.nav-menu a:hover { color: var(--white); }
.nav-menu a:hover::after { width: 100%; }

/* Lang toggle */
.lang-toggle {
  background: transparent;
  border: 1.5px solid var(--gray-dark);
  color: var(--gray-light);
  padding: 6px 14px;
  border-radius: 6px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition);
  font-family: inherit;
}
.lang-toggle:hover {
  border-color: var(--primary);
  color: var(--primary);
}

/* Nav toggle (mobile) */
.nav-toggle {
  display: none;
  background: transparent;
  border: 0;
  padding: 8px;
  cursor: pointer;
}
.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--gray-light);
  margin: 5px 0;
  transition: all var(--transition);
  border-radius: 2px;
}

/* ========== HERO ========== */
.hero {
  min-height: 100vh;
  padding: 140px 24px 100px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}
.orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: .15;
}
.orb-1 {
  width: 500px; height: 500px;
  background: var(--primary);
  top: -200px; left: -100px;
}
.orb-2 {
  width: 400px; height: 400px;
  background: var(--accent);
  bottom: -150px; right: -100px;
  opacity: .1;
}
.orb-3 {
  width: 300px; height: 300px;
  background: var(--primary);
  bottom: 10%; left: 15%;
  opacity: .08;
}
.grid-pattern {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(154, 165, 184, .04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(154, 165, 184, .04) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse at center, rgba(0, 0, 0, 1) 30%, transparent 70%);
  -webkit-mask-image: radial-gradient(ellipse at center, rgba(0, 0, 0, 1) 30%, transparent 70%);
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 900px;
}
.hero-tagline {
  display: inline-block;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: .15em;
  color: var(--accent);
  text-transform: uppercase;
  margin-bottom: 24px;
  padding: 6px 16px;
  border: 1.5px solid var(--accent);
  border-radius: 999px;
}
.hero-title {
  font-size: clamp(36px, 6vw, 64px);
  line-height: 1.15;
  margin-bottom: 32px;
  font-weight: 800;
  letter-spacing: -.025em;
}
.hero-title-1 {
  display: block;
  color: var(--gray-light);
  font-weight: 600;
  font-size: .65em;
  margin-bottom: 8px;
}
.hero-title-2 {
  display: block;
  background: linear-gradient(135deg, var(--white) 0%, var(--primary) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero-products {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
  font-size: 18px;
  color: var(--primary);
  font-weight: 600;
  margin-bottom: 40px;
}
.hero-products .dot { color: var(--gray-dark); }
.hero-cta {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}
.scroll-hint {
  position: absolute;
  bottom: 32px; left: 50%;
  transform: translateX(-50%);
  color: var(--gray-dark);
  font-size: 18px;
  animation: bounce 2.4s infinite;
  z-index: 1;
}
@keyframes bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); opacity: .5; }
  50% { transform: translateX(-50%) translateY(-8px); opacity: 1; }
}

/* ========== SECTIONS GENERAL ========== */
.section {
  padding: 100px 0;
  position: relative;
}
.section-products { background: var(--bg-dark); }
.section-approach { background: linear-gradient(180deg, var(--bg-dark) 0%, #122148 100%); }
.section-mission { background: var(--bg-dark); }
.section-roadmap { background: linear-gradient(180deg, var(--bg-dark) 0%, #122148 100%); }
.section-contact { background: var(--bg-dark); }

/* ========== PRODUCTS ========== */
.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 28px;
  margin-top: 24px;
}
.product-card {
  background: var(--bg-panel);
  border: 1px solid rgba(154, 165, 184, .08);
  border-radius: var(--radius-lg);
  padding: 36px 32px;
  position: relative;
  transition: all var(--transition);
  overflow: hidden;
}
.product-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 4px; height: 100%;
  background: var(--primary);
  transform: scaleY(0);
  transform-origin: top;
  transition: transform var(--transition);
}
.product-card:hover {
  background: var(--bg-card);
  border-color: rgba(0, 199, 183, .3);
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}
.product-card:hover::before { transform: scaleY(1); }
.product-code {
  display: inline-block;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: .15em;
  color: var(--accent);
  margin-bottom: 18px;
}
.product-icon {
  width: 56px; height: 56px;
  background: rgba(0, 199, 183, .12);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
  color: var(--primary);
}
.product-icon svg { width: 30px; height: 30px; }
.product-icon img {
  width: 42px;
  height: 42px;
  object-fit: contain;
}
.product-icon.product-icon-brand {
  background: transparent;
  width: 56px;
  height: 56px;
  border-radius: 0;
}
.product-icon.product-icon-brand img {
  width: 56px;
  height: 56px;
  opacity: 1;
}
.product-card h3 {
  font-size: 24px;
  margin-bottom: 12px;
  color: var(--white);
}
.product-card p {
  color: var(--gray-mid);
  font-size: 15px;
  line-height: 1.65;
}

/* ========== APPROACH ========== */
.approach-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 24px;
  margin-top: 24px;
}
.approach-card {
  background: var(--bg-panel);
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  text-align: center;
  border: 1px solid rgba(154, 165, 184, .08);
  transition: all var(--transition);
}
.approach-card:hover {
  border-color: rgba(0, 199, 183, .25);
  transform: translateY(-3px);
}
.approach-icon-wrap {
  width: 64px; height: 64px;
  background: rgba(255, 180, 0, .12);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  color: var(--accent);
}
.approach-icon { width: 28px; height: 28px; }
.approach-card h3 {
  font-size: 18px;
  margin-bottom: 12px;
}
.approach-card p {
  color: var(--gray-mid);
  font-size: 14px;
  line-height: 1.6;
}

/* ========== MISSION ========== */
.section-mission { text-align: center; padding: 120px 0; }
.section-mission .eyebrow { display: inline-block; }
.mission-quote {
  font-size: clamp(24px, 3.5vw, 38px);
  font-weight: 600;
  line-height: 1.35;
  color: var(--white);
  margin: 24px 0 32px;
  font-style: italic;
  letter-spacing: -.015em;
}
.mission-quote strong {
  display: block;
  margin-top: 8px;
  color: var(--accent);
  font-weight: 800;
}
.mission-text {
  font-size: 17px;
  color: var(--gray-mid);
  line-height: 1.75;
  max-width: 700px;
  margin: 0 auto;
}

/* ========== ROADMAP ========== */
.roadmap-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
  margin-top: 24px;
  position: relative;
}
.roadmap-card {
  background: var(--bg-panel);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  border: 1px solid rgba(154, 165, 184, .08);
  position: relative;
  transition: all var(--transition);
}
.roadmap-card:hover {
  border-color: rgba(255, 180, 0, .25);
  transform: translateY(-2px);
}
.roadmap-period {
  display: inline-block;
  font-size: 13px;
  font-weight: 800;
  color: var(--accent);
  background: rgba(255, 180, 0, .12);
  padding: 6px 14px;
  border-radius: 999px;
  margin-bottom: 16px;
  letter-spacing: .02em;
}
.roadmap-card p {
  color: var(--gray-light);
  font-size: 14px;
  line-height: 1.55;
}

/* ========== CONTACT ========== */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 56px;
  margin-top: 24px;
  align-items: start;
}
.contact-info {
  display: flex;
  flex-direction: column;
  gap: 28px;
}
.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
}
.contact-icon {
  flex-shrink: 0;
  width: 44px; height: 44px;
  background: rgba(0, 199, 183, .12);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
}
.contact-icon svg { width: 22px; height: 22px; }
.contact-item > div { display: flex; flex-direction: column; gap: 2px; }
.contact-label {
  font-size: 12px;
  color: var(--gray-mid);
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
}
.contact-item a, .contact-item span { color: var(--white); font-size: 15px; }
.contact-item a:hover { color: var(--primary); }

/* Contact form */
.contact-form {
  background: var(--bg-panel);
  border-radius: var(--radius-lg);
  padding: 36px;
  border: 1px solid rgba(154, 165, 184, .1);
}
.form-group { margin-bottom: 20px; }
.form-group label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--gray-light);
  margin-bottom: 8px;
  letter-spacing: .02em;
}
.form-group .opt {
  color: var(--gray-dark);
  font-weight: 400;
  font-size: 11px;
  font-style: italic;
  letter-spacing: .02em;
  margin-left: 6px;
  text-transform: lowercase;
}
.form-group input,
.form-group textarea {
  width: 100%;
  background: var(--bg-dark);
  border: 1.5px solid rgba(154, 165, 184, .15);
  border-radius: 8px;
  padding: 12px 16px;
  color: var(--white);
  font-size: 15px;
  font-family: inherit;
  transition: border-color var(--transition);
  resize: vertical;
}
.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary);
}
.form-feedback {
  margin-top: 16px;
  padding: 12px;
  border-radius: 8px;
  font-size: 14px;
  display: none;
}
.form-feedback.success {
  display: block;
  background: rgba(76, 217, 100, .12);
  color: var(--success);
  border: 1px solid rgba(76, 217, 100, .3);
}
.form-feedback.error {
  display: block;
  background: rgba(255, 107, 107, .12);
  color: var(--error);
  border: 1px solid rgba(255, 107, 107, .3);
}

/* ========== FOOTER ========== */
.footer {
  background: #0A1230;
  padding: 50px 0 30px;
  border-top: 1px solid rgba(154, 165, 184, .08);
}
.footer-content {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  align-items: start;
}
.footer-links {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.footer-links > span {
  color: var(--white);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: .08em;
  text-transform: uppercase;
  margin-bottom: 4px;
}
.footer-links a { color: var(--gray-mid); font-size: 14px; }
.footer-links a:hover { color: var(--primary); }

.footer-bottom {
  margin-top: 40px;
  padding-top: 24px;
  border-top: 1px solid rgba(154, 165, 184, .08);
  color: var(--gray-dark);
  font-size: 12px;
  letter-spacing: .02em;
  text-align: center;
}
.footer-brand .logo { margin-bottom: 12px; }
.footer-tagline {
  color: var(--gray-mid);
  font-size: 14px;
  max-width: 320px;
}
.footer-products {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.footer-products > span {
  color: var(--white);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: .08em;
  text-transform: uppercase;
  margin-bottom: 4px;
}
.footer-products a { color: var(--gray-mid); font-size: 14px; }
.footer-products a:hover { color: var(--primary); }

.footer-info {
  color: var(--gray-mid);
  font-size: 13px;
  text-align: right;
}
.footer-info p { margin-bottom: 4px; }

/* ========== RESPONSIVE ========== */
@media (max-width: 900px) {
  /* Mobile navbar kompakt — overflow önle */
  .nav-container { padding: 12px 16px; }
  .logo { gap: 8px; }
  .logo-mark { width: 26px; height: 26px; }
  .logo-text { font-size: 17px; }
  .logo-bar { height: 20px; }

  /* Hamburger sol başta */
  .nav-toggle {
    display: block;
    order: -1;
    padding: 4px;
    margin-right: 4px;
  }

  /* Mobile menu — garanti gizleme (transform + visibility + pointer-events) */
  .nav-menu {
    position: fixed;
    top: 56px; left: 0; right: 0;
    flex-direction: column;
    background: var(--bg-dark);
    border-top: 1px solid rgba(154, 165, 184, .12);
    padding: 20px;
    gap: 14px;
    transform: translateY(-100%);
    transition: transform var(--transition), visibility var(--transition), opacity var(--transition);
    z-index: 99;
    visibility: hidden;
    opacity: 0;
    pointer-events: none;
    box-shadow: 0 8px 24px rgba(0, 0, 0, .35);
  }
  .nav-menu.open {
    transform: translateY(0);
    visibility: visible;
    opacity: 1;
    pointer-events: auto;
  }

  /* Lang toggle kompakt */
  .lang-toggle {
    margin-left: auto;
    padding: 5px 10px;
    font-size: 12px;
  }

  .contact-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-content { grid-template-columns: 1fr 1fr; gap: 28px; text-align: left; }
  .footer-brand { grid-column: 1 / -1; }
  .footer-info { text-align: left; }
}

@media (max-width: 480px) {
  .footer-content { grid-template-columns: 1fr; }
}

@media (max-width: 600px) {
  .section { padding: 70px 0; }
  .hero { padding: 110px 20px 80px; min-height: auto; }
  .section-subtitle { margin-bottom: 36px; }
  .product-card, .approach-card { padding: 28px 24px; }
  .contact-form { padding: 28px 24px; }
  .hero-products { font-size: 15px; }
}

/* ========== UTILITIES ========== */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity .6s ease, transform .6s ease;
}
.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ========== ANNOUNCEMENT BAR ========== */
.announce-bar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 101;
  background: linear-gradient(90deg, var(--primary-dark) 0%, var(--primary) 50%, var(--primary-dark) 100%);
  color: var(--bg-dark);
  font-size: 14px;
  font-weight: 600;
  padding: 10px 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  text-align: center;
}
.announce-bar.hidden { display: none; }
.announce-dot {
  position: relative;
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--bg-dark);
  margin-right: 2px;
  flex-shrink: 0;
}
.announce-dot::after {
  content: '';
  position: absolute;
  inset: -3px;
  border-radius: 50%;
  border: 2px solid var(--bg-dark);
  animation: ping 1.8s cubic-bezier(0, 0, .2, 1) infinite;
}
@keyframes ping {
  0%   { transform: scale(.8); opacity: 1; }
  100% { transform: scale(2);  opacity: 0; }
}
.announce-label {
  display: inline-block;
  font-size: 10px;
  font-weight: 800;
  letter-spacing: .15em;
  padding: 2px 8px;
  background: rgba(15, 27, 61, .15);
  border-radius: 4px;
  margin-right: 4px;
  text-transform: uppercase;
}
.announce-bar a {
  color: var(--bg-dark);
  text-decoration: underline;
  font-weight: 700;
}
.announce-bar a:hover { color: var(--white); }
.announce-close {
  background: transparent;
  border: 0;
  color: var(--bg-dark);
  cursor: pointer;
  font-size: 22px;
  line-height: 1;
  padding: 0 4px;
  font-weight: 700;
  transition: opacity var(--transition);
  margin-left: 12px;
}
.announce-close:hover { opacity: .6; }

/* Body offset for announcement bar */
body.has-announce .navbar { top: 42px; }
body.has-announce .hero { padding-top: 180px; }

@media (max-width: 600px) {
  .announce-bar { font-size: 12px; padding: 8px 16px; }
  body.has-announce .hero { padding-top: 150px; }
}

/* ========== PRODUCT SOON BADGE ========== */
.product-card { cursor: pointer; }
.product-soon-badge {
  position: absolute;
  top: 20px; right: 20px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--accent);
  color: var(--bg-dark);
  font-size: 10px;
  font-weight: 800;
  letter-spacing: .1em;
  padding: 5px 10px;
  border-radius: 999px;
  text-transform: uppercase;
}
.product-soon-badge::before {
  content: '';
  display: inline-block;
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--bg-dark);
  animation: badge-pulse 1.6s infinite;
}
@keyframes badge-pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%      { opacity: .4; transform: scale(.7); }
}
.product-detail-cta {
  margin-top: 20px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--primary);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .02em;
}
.product-card:hover .product-detail-cta { color: var(--white); }

/* ========== MODAL ========== */
.modal-backdrop {
  position: fixed;
  inset: 0;
  z-index: 200;
  background: rgba(0, 0, 0, .75);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  display: none;
  align-items: center;
  justify-content: center;
  padding: 24px;
  opacity: 0;
  transition: opacity var(--transition);
  overflow-y: auto;
}
.modal-backdrop.open {
  display: flex;
  opacity: 1;
}
.modal {
  background: var(--bg-panel);
  border: 1px solid rgba(154, 165, 184, .12);
  border-radius: var(--radius-lg);
  max-width: 920px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  position: relative;
  transform: scale(.96) translateY(20px);
  transition: transform var(--transition);
}
.modal-backdrop.open .modal { transform: scale(1) translateY(0); }
.modal-close {
  position: absolute;
  top: 16px; right: 16px;
  background: rgba(154, 165, 184, .1);
  border: 0;
  color: var(--gray-light);
  width: 36px; height: 36px;
  border-radius: 50%;
  cursor: pointer;
  font-size: 20px;
  line-height: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--transition);
  z-index: 2;
}
.modal-close:hover { background: rgba(255, 107, 107, .2); color: var(--white); }

.modal-content {
  padding: 40px;
}
.modal-header {
  margin-bottom: 28px;
}
.modal-code {
  display: inline-block;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: .15em;
  color: var(--accent);
  margin-bottom: 12px;
}
.modal-title {
  font-size: 32px;
  font-weight: 800;
  color: var(--white);
  margin-bottom: 8px;
  letter-spacing: -.02em;
}
.modal-brand-logo {
  display: block;
  max-height: 56px;
  max-width: 320px;
  margin-bottom: 12px;
  object-fit: contain;
}
.modal-brand-logo + .modal-title {
  position: absolute;
  left: -10000px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}
.modal-brand-mark {
  display: block;
  width: 52px;
  height: 52px;
  margin-bottom: 14px;
  object-fit: contain;
}

/* Denetleme Yetenekleri Grid (QV) */
.modal-capabilities {
  margin: 28px 0 24px;
  padding: 24px;
  background: rgba(15, 27, 61, .45);
  border: 1px solid rgba(154, 165, 184, .08);
  border-radius: 10px;
}
.modal-capabilities-title {
  display: block;
  font-size: 10px;
  font-weight: 800;
  letter-spacing: .15em;
  color: var(--primary);
  text-transform: uppercase;
  margin-bottom: 16px;
}
.capabilities-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 14px;
}
.capability {
  display: flex;
  align-items: flex-start;
  gap: 10px;
}
.capability-mark {
  flex-shrink: 0;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: rgba(0, 199, 183, .12);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  font-weight: 800;
  margin-top: 1px;
}
.capability-body { flex: 1; }
.capability-title {
  font-size: 13px;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 2px;
  letter-spacing: -.005em;
}
.capability-desc {
  font-size: 12px;
  color: var(--gray-mid);
  line-height: 1.5;
}

@media (max-width: 720px) {
  .capabilities-grid { grid-template-columns: 1fr; }
}
.modal-subtitle {
  font-size: 16px;
  color: var(--gray-mid);
  line-height: 1.55;
}
.modal-screenshot-wrap {
  position: relative;
  background: var(--bg-dark);
  border-radius: 10px;
  border: 1px solid rgba(154, 165, 184, .12);
  overflow: hidden;
  margin-bottom: 24px;
  max-height: 340px;
}
.modal-screenshot {
  width: 100%;
  max-height: 340px;
  object-fit: cover;
  object-position: top;
  display: block;
}
.modal-screenshot-label {
  position: absolute;
  bottom: 10px; right: 10px;
  background: rgba(15, 27, 61, .85);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  color: var(--gray-light);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: .12em;
  padding: 4px 10px;
  border-radius: 4px;
  text-transform: uppercase;
}
.modal-intro {
  font-size: 15px;
  color: var(--gray-light);
  line-height: 1.65;
  margin-bottom: 24px;
  padding-bottom: 24px;
  border-bottom: 1px solid rgba(154, 165, 184, .08);
}
.modal-highlight {
  background: linear-gradient(135deg, rgba(0, 199, 183, .08) 0%, rgba(255, 180, 0, .04) 100%);
  border: 1px solid rgba(0, 199, 183, .2);
  border-left: 3px solid var(--primary);
  border-radius: 8px;
  padding: 18px 22px;
  margin-bottom: 24px;
}
.modal-highlight-label {
  display: block;
  font-size: 10px;
  font-weight: 800;
  letter-spacing: .15em;
  color: var(--primary);
  text-transform: uppercase;
  margin-bottom: 6px;
}
.modal-highlight-text {
  font-size: 14px;
  color: var(--gray-light);
  line-height: 1.6;
}
.modal-features {
  list-style: none;
  padding: 0;
  margin: 0 0 28px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.modal-features li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  color: var(--gray-light);
  font-size: 14px;
  line-height: 1.55;
}
.modal-features li::before {
  content: '▸';
  color: var(--primary);
  font-weight: 800;
  flex-shrink: 0;
  margin-top: 1px;
}
.modal-cta-row {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  padding-top: 24px;
  border-top: 1px solid rgba(154, 165, 184, .08);
}

/* ========== WAITLIST (STS only) ========== */
.waitlist-box {
  background: var(--bg-dark);
  border: 1.5px solid var(--accent);
  border-radius: 12px;
  padding: 24px;
  margin-top: 8px;
}
.waitlist-title {
  font-size: 17px;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 6px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.waitlist-desc {
  font-size: 14px;
  color: var(--gray-mid);
  margin-bottom: 18px;
  line-height: 1.55;
}
.waitlist-form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}
.waitlist-form input {
  background: var(--bg-panel);
  border: 1.5px solid rgba(154, 165, 184, .15);
  border-radius: 8px;
  padding: 11px 14px;
  color: var(--white);
  font-size: 14px;
  font-family: inherit;
}
.waitlist-form input:focus {
  outline: none;
  border-color: var(--accent);
}
.waitlist-form input[name="email"] { grid-column: 1 / -1; }
.waitlist-form button {
  grid-column: 1 / -1;
  background: var(--accent);
  color: var(--bg-dark);
  border: 0;
  padding: 12px 24px;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
  font-family: inherit;
  transition: all var(--transition);
}
.waitlist-form button:hover {
  background: #E0A000;
  transform: translateY(-1px);
  box-shadow: 0 6px 18px rgba(255, 180, 0, .25);
}
.waitlist-feedback {
  grid-column: 1 / -1;
  font-size: 13px;
  padding: 8px 12px;
  border-radius: 6px;
  display: none;
}
.waitlist-feedback.success {
  display: block;
  background: rgba(76, 217, 100, .12);
  color: var(--success);
}
.waitlist-feedback.error {
  display: block;
  background: rgba(255, 107, 107, .12);
  color: var(--error);
}

/* Responsive modal */
@media (max-width: 720px) {
  .modal-content { padding: 28px 24px; }
  .modal-title { font-size: 24px; }
  .modal-features { grid-template-columns: 1fr; }
  .waitlist-form { grid-template-columns: 1fr; }
  .waitlist-form input[name="email"] { grid-column: auto; }
}