:root {
  --bg: #07111f;
  --bg-dark: #020817;
  --bg-panel: rgba(10, 24, 42, 0.88);
  --bg-panel-hover: rgba(15, 35, 58, 0.95);

  --text: #f1f5f9;
  --muted: #c4cfdd;
  --muted-dark: #8fa3b8;

  --primary: #22c7ff;
  --primary-dark: #0284c7;

  --border: rgba(56, 189, 248, 0.18);
  --border-strong: rgba(56, 189, 248, 0.55);

  --shadow: 0 20px 60px rgba(0, 0, 0, 0.35);
  --glow: 0 0 35px rgba(34, 199, 255, 0.18);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}

body.lightbox-open {
  overflow: hidden;
}

a {
  color: var(--primary);
  text-decoration: none;
}

a:hover {
  text-decoration: none;
}

.container {
  width: min(1220px, 92%);
  margin: 0 auto;
}

/* HEADER */

.site-header {
  background: rgba(2, 8, 23, 0.94);
  border-bottom: 1px solid rgba(148, 163, 184, 0.14);
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(12px);
}

.header-inner {
  height: 76px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  color: var(--text);
  font-size: 26px;
  font-weight: 800;
  letter-spacing: 0.5px;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: clamp(16px, 2vw, 30px);
}

.main-nav a {
  color: var(--text);
  font-size: 17px;
  font-weight: 600;
  padding: 24px 0 20px;
  border-bottom: 3px solid transparent;
}

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

/* HERO */

.hero {
  min-height: 520px;
  position: relative;
  overflow: hidden;
  background-image: url("../img/hero/programming.png");
  background-size: cover;
  background-position: center center;
  background-repeat: no-repeat;
  border-bottom: 1px solid rgba(56, 189, 248, 0.12);
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(
      90deg,
      rgba(2, 8, 23, 0.82) 0%,
      rgba(2, 8, 23, 0.68) 26%,
      rgba(2, 8, 23, 0.32) 50%,
      rgba(2, 8, 23, 0.08) 100%
    ),
    linear-gradient(
      0deg,
      rgba(2, 8, 23, 0.45) 0%,
      rgba(2, 8, 23, 0.02) 40%,
      rgba(2, 8, 23, 0.08) 100%
    );
  z-index: 1;
}

.hero-inner {
  position: relative;
  z-index: 2;
  min-height: 520px;
  display: flex;
  align-items: center;
}

.hero-text {
  max-width: 650px;
}

.hero h1 {
  margin: 0 0 24px;
  font-size: clamp(40px, 5vw, 66px);
  line-height: 1.16;
  font-weight: 800;
  letter-spacing: -1.4px;
  color: var(--text);
  text-shadow: 0 6px 28px rgba(0, 0, 0, 0.45);
}

.hero p {
  margin: 0;
  max-width: 580px;
  color: var(--muted);
  font-size: 20px;
}

.hero-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 34px;
}

/* BUTTONS */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 26px;
  border-radius: 7px;
  font-weight: 700;
  transition: 0.2s ease;
  border: 1px solid transparent;
}

.btn.primary {
  background: linear-gradient(180deg, #38cfff, #0699da);
  color: #02101f;
  box-shadow: 0 0 24px rgba(34, 199, 255, 0.16);
}

.btn.primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 34px rgba(34, 199, 255, 0.28);
}

.btn.secondary {
  color: var(--primary);
  background: rgba(2, 8, 23, 0.45);
  border-color: var(--border-strong);
}

.btn.secondary:hover {
  background: rgba(34, 199, 255, 0.08);
  transform: translateY(-2px);
}

.btn.disabled,
.btn.disabled:hover {
  cursor: default;
  opacity: 0.62;
  transform: none;
  box-shadow: none;
}

.btn.small {
  min-height: 42px;
  padding: 0 24px;
  font-size: 15px;
}

/* SECTIONS */

.section {
  padding: 58px 0;
}

.section h2 {
  margin: 0;
  font-size: 32px;
  line-height: 1.2;
  text-align: center;
}

.section-line {
  width: 52px;
  height: 3px;
  margin: 14px auto 38px;
  background: var(--primary);
  border-radius: 99px;
  box-shadow: 0 0 18px rgba(34, 199, 255, 0.45);
}

/* APPS ON INDEX */

.apps-section {
  background:
    radial-gradient(circle at top center, rgba(34, 199, 255, 0.08), transparent 34%),
    linear-gradient(180deg, #07111f 0%, #04101d 100%);
}

.app-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
}

.app-card {
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 24px;
  min-height: 286px;
  box-shadow: var(--shadow);
  transition: 0.22s ease;
}

.app-card:hover {
  background: var(--bg-panel-hover);
  border-color: var(--border-strong);
  transform: translateY(-4px);
  box-shadow: var(--shadow), var(--glow);
}

.app-icon {
  width: 52px;
  height: 52px;
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  border: 1px solid var(--border-strong);
  border-radius: 7px;
  font-weight: 800;
  font-size: 20px;
  background: rgba(34, 199, 255, 0.06);
  box-shadow: inset 0 0 18px rgba(34, 199, 255, 0.08);
}

.app-card h3 {
  margin: 0 0 16px;
  font-size: 20px;
  line-height: 1.25;
}

.app-card p {
  margin: 0;
  color: var(--muted);
  font-size: 16px;
  min-height: 78px;
}

.card-buttons {
  display: flex;
  gap: 14px;
  margin-top: 22px;
}

.card-buttons .btn {
  flex: 1;
}

.app-meta {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  margin-top: 20px;
  padding-top: 18px;
  color: var(--muted);
  font-size: 14px;
  border-top: 1px solid rgba(148, 163, 184, 0.16);
}

.all-apps-link {
  margin-top: 30px;
  text-align: center;
  font-size: 18px;
}

.all-apps-link a {
  font-weight: 700;
}

/* PAGE HEADER */

.page-header {
  padding: 90px 0 60px;
  text-align: center;
  background:
    radial-gradient(circle at top center, rgba(34, 199, 255, 0.10), transparent 36%),
    linear-gradient(180deg, #07111f 0%, #09192b 100%);
  border-bottom: 1px solid rgba(56, 189, 248, 0.12);
}

.page-header h1 {
  margin: 0;
  font-size: clamp(42px, 5vw, 56px);
  line-height: 1.15;
}

.page-header p {
  margin: 18px auto 0;
  max-width: 700px;
  color: var(--muted);
  font-size: 20px;
}

/* SOFTWARE LIST */

.software-list {
  display: flex;
  flex-direction: column;
  gap: 35px;
}

.software-item {
  display: grid;
  grid-template-columns: 380px 1fr;
  gap: 30px;
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 25px;
  box-shadow: var(--shadow);
  transition: 0.22s ease;
}

.software-item:hover {
  background: var(--bg-panel-hover);
  border-color: var(--border-strong);
  box-shadow: var(--shadow), var(--glow);
}

.software-image {
  min-height: 220px;
  border-radius: 10px;
  overflow: hidden;
  background:
    linear-gradient(135deg, rgba(34, 199, 255, 0.12), rgba(2, 8, 23, 0.65));
  border: 1px solid rgba(56, 189, 248, 0.16);
}

.software-image img {
  width: 100%;
  height: 100%;
  min-height: 220px;
  object-fit: cover;
  display: block;
}

.software-content {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.software-content h2 {
  margin: 0 0 14px;
  font-size: 30px;
  line-height: 1.2;
  text-align: left;
}

.software-content p {
  margin: 0 0 16px;
  color: var(--muted);
  font-size: 18px;
}

.software-content ul {
  margin: 0;
  padding-left: 20px;
  color: var(--muted);
  columns: 2;
  column-gap: 34px;
}

.software-content li {
  margin-bottom: 6px;
}

.software-buttons {
  display: flex;
  gap: 15px;
  margin-top: 25px;
}

/* APP DETAIL */

.app-detail-hero {
  padding: 90px 0;
  background:
    radial-gradient(circle at 75% 20%, rgba(34, 199, 255, 0.14), transparent 34%),
    linear-gradient(135deg, #07111f 0%, #0b2038 55%, #04101d 100%);
  border-bottom: 1px solid rgba(56, 189, 248, 0.12);
}

.app-detail-inner {
  display: grid;
  grid-template-columns: 1fr 520px;
  gap: 55px;
  align-items: center;
}

.app-detail-text h1 {
  margin: 0 0 22px;
  font-size: clamp(42px, 5vw, 68px);
  line-height: 1.1;
  letter-spacing: -1.2px;
}

.app-detail-text p {
  margin: 0;
  max-width: 680px;
  color: var(--muted);
  font-size: 21px;
}

.app-label {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 22px;
  min-width: 72px;
  height: 42px;
  padding: 0 18px;
  color: var(--primary);
  font-weight: 800;
  letter-spacing: 1px;
  border: 1px solid var(--border-strong);
  border-radius: 8px;
  background: rgba(34, 199, 255, 0.07);
  box-shadow: inset 0 0 18px rgba(34, 199, 255, 0.08);
}

.app-detail-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 34px;
}

/* DOWNLOAD INFO */

.download-info {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  margin-top: 30px;
}

.download-info-item {
  background: rgba(10, 24, 42, 0.72);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 14px 16px;
  box-shadow: inset 0 0 18px rgba(34, 199, 255, 0.04);
}

.download-label {
  display: block;
  margin-bottom: 4px;
  color: var(--muted-dark);
  font-size: 13px;
}

.download-value {
  display: block;
  color: var(--text);
  font-size: 16px;
  font-weight: 700;
}

.download-packages {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin-top: 22px;
}

.download-package {
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-height: 92px;
  padding: 16px;
  color: var(--text);
  background: rgba(10, 24, 42, 0.72);
  border: 1px solid var(--border);
  border-radius: 10px;
  transition: 0.2s ease;
}

.download-package:hover {
  color: var(--text);
  background: rgba(34, 199, 255, 0.08);
  border-color: var(--border-strong);
  transform: translateY(-2px);
}

.download-package-title {
  color: var(--primary);
  font-size: 18px;
  font-weight: 800;
}

.download-package-description {
  color: var(--muted);
  font-size: 14px;
}

.download-package-size {
  margin-top: auto;
  color: var(--muted-dark);
  font-size: 13px;
  font-weight: 700;
}

.app-detail-image {
  background:
    linear-gradient(135deg, rgba(34, 199, 255, 0.12), rgba(2, 8, 23, 0.68));
  border: 1px solid rgba(56, 189, 248, 0.2);
  border-radius: 16px;
  padding: 14px;
  box-shadow: var(--shadow), var(--glow);
}

.app-detail-image img {
  width: 100%;
  display: block;
  border-radius: 10px;
}

.detail-grid {
  display: grid;
  grid-template-columns: 1fr 360px;
  gap: 28px;
}

.detail-panel {
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 28px;
  box-shadow: var(--shadow);
}

.detail-panel h2 {
  margin: 0 0 20px;
  text-align: left;
  font-size: 28px;
}

.feature-list {
  margin: 0;
  padding-left: 22px;
  color: var(--muted);
  font-size: 17px;
}

.feature-list li {
  margin-bottom: 10px;
}

.info-panel {
  align-self: start;
}

.info-list {
  margin: 0;
}

.info-list dt {
  color: var(--muted-dark);
  font-size: 14px;
  margin-top: 18px;
}

.info-list dt:first-child {
  margin-top: 0;
}

.info-list dd {
  margin: 4px 0 0;
  color: var(--text);
  font-size: 18px;
  font-weight: 700;
}

.app-detail-section {
  background:
    radial-gradient(circle at top center, rgba(34, 199, 255, 0.07), transparent 32%),
    var(--bg);
}

.text-block {
  max-width: 860px;
  margin: 0 auto;
}

.text-block p {
  color: var(--muted);
  font-size: 18px;
}

.changelog {
  max-width: 850px;
  margin: 0 auto;
}

.changelog article {
  background: rgba(10, 24, 42, 0.8);
  border: 1px solid var(--border);
  border-left: 4px solid var(--primary);
  padding: 20px 24px;
  border-radius: 10px;
  margin-bottom: 18px;
}

.changelog time {
  color: var(--muted-dark);
  font-size: 14px;
}

.changelog h3 {
  margin: 6px 0;
  font-size: 20px;
}

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

/* GALLERY */

.gallery-section {
  background:
    radial-gradient(circle at top center, rgba(34, 199, 255, 0.08), transparent 36%),
    linear-gradient(180deg, #07111f 0%, #06101d 100%);
  border-top: 1px solid rgba(56, 189, 248, 0.08);
  border-bottom: 1px solid rgba(56, 189, 248, 0.08);
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
}

.gallery-item {
  display: block;
  width: 100%;
  padding: 0;
  cursor: pointer;
  overflow: hidden;
  background: rgba(10, 24, 42, 0.8);
  border: 1px solid var(--border);
  border-radius: 12px;
  box-shadow: var(--shadow);
  transition: 0.22s ease;
}

.gallery-item:hover {
  transform: translateY(-4px);
  border-color: var(--border-strong);
  box-shadow: var(--shadow), var(--glow);
}

.gallery-item img {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
}

/* LIGHTBOX */

.lightbox {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 70px 90px;
  background: rgba(2, 8, 23, 0.92);
  backdrop-filter: blur(8px);
}

.lightbox.active {
  display: flex;
}

.lightbox-image {
  display: block;
  max-width: min(1200px, 92vw);
  max-height: 82vh;
  border-radius: 12px;
  box-shadow: 0 30px 90px rgba(0, 0, 0, 0.7);
  border: 1px solid rgba(56, 189, 248, 0.22);
  background: #020817;
}

.lightbox-close,
.lightbox-nav {
  position: absolute;
  border: 1px solid rgba(56, 189, 248, 0.35);
  background: rgba(10, 24, 42, 0.85);
  color: var(--text);
  cursor: pointer;
  transition: 0.2s ease;
}

.lightbox-close:hover,
.lightbox-nav:hover {
  background: rgba(34, 199, 255, 0.18);
  border-color: var(--border-strong);
  color: var(--primary);
}

.lightbox-close {
  top: 24px;
  right: 28px;
  width: 48px;
  height: 48px;
  border-radius: 10px;
  font-size: 34px;
  line-height: 1;
}

.lightbox-nav {
  top: 50%;
  transform: translateY(-50%);
  width: 54px;
  height: 78px;
  border-radius: 12px;
  font-size: 58px;
  line-height: 1;
}

.lightbox-prev {
  left: 26px;
}

.lightbox-next {
  right: 26px;
}

/* CONTACT */

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
}

.contact-card {
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 28px;
  box-shadow: var(--shadow);
}

.contact-card h2 {
  margin: 0 0 22px;
  text-align: left;
  font-size: 28px;
}

.contact-card p {
  color: var(--muted);
  font-size: 18px;
}

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

.contact-item {
  padding: 16px 18px;
  background: rgba(10, 24, 42, 0.72);
  border: 1px solid var(--border);
  border-radius: 10px;
}

.contact-label {
  display: block;
  margin-bottom: 4px;
  color: var(--muted-dark);
  font-size: 13px;
}

.contact-value {
  display: block;
  color: var(--text);
  font-size: 18px;
  font-weight: 700;
  word-break: break-word;
}

.contact-value:hover {
  color: var(--primary);
}

.contact-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 28px;
}

.support-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
}

.support-item {
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 24px;
  box-shadow: var(--shadow);
}

.support-item h3 {
  margin: 0 0 12px;
  font-size: 20px;
}

.support-item p {
  margin: 0;
  color: var(--muted);
}


/* SUPPORT / DONATE */

.donate-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.donate-card {
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 28px;
  box-shadow: var(--shadow);
  transition: 0.22s ease;
}

.donate-card:hover {
  background: var(--bg-panel-hover);
  border-color: var(--border-strong);
  box-shadow: var(--shadow), var(--glow);
  transform: translateY(-3px);
}

.donate-card h3 {
  margin: 0 0 14px;
  font-size: 24px;
}

.donate-card p {
  color: var(--muted);
  font-size: 17px;
}

.donate-value {
  margin: 20px 0;
  padding: 14px 16px;
  color: var(--text);
  font-size: 18px;
  font-weight: 800;
  word-break: break-word;
  background: rgba(10, 24, 42, 0.72);
  border: 1px solid var(--border);
  border-radius: 10px;
}

.donate-note {
  margin-top: 18px;
  color: var(--muted-dark);
  font-size: 15px;
}

.donate-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 20px;
}

.qr-support-box {
  display: grid;
  grid-template-columns: 1fr 360px;
  gap: 34px;
  align-items: center;
  max-width: 950px;
  margin: 0 auto;
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 30px;
  box-shadow: var(--shadow);
}

.qr-text h3 {
  margin: 0 0 14px;
  font-size: 26px;
}

.qr-text p {
  color: var(--muted);
  font-size: 18px;
}

.code-like {
  display: inline-block;
  padding: 10px 14px;
  color: var(--primary);
  background: rgba(2, 8, 23, 0.65);
  border: 1px solid var(--border);
  border-radius: 8px;
  font-family: Consolas, Monaco, monospace;
}

.qr-image-box {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 260px;
  background: rgba(2, 8, 23, 0.55);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 20px;
}

.qr-image-box img {
  display: block;
  max-width: 100%;
  max-height: 300px;
  border-radius: 10px;
}

/* NEWS */

.news-section {
  background: #06101d;
  border-top: 1px solid rgba(148, 163, 184, 0.08);
}

.news-list {
  max-width: 850px;
  margin: 0 auto;
}

.news-list article {
  background: rgba(10, 24, 42, 0.8);
  border: 1px solid var(--border);
  border-left: 4px solid var(--primary);
  padding: 20px 24px;
  margin-bottom: 18px;
  border-radius: 10px;
}

.news-list time {
  color: var(--muted-dark);
  font-size: 14px;
}

.news-list h3 {
  margin: 6px 0;
  font-size: 20px;
}

.news-list p {
  margin: 0;
  color: var(--muted);
}

/* ABOUT */

.about-section {
  background: var(--bg);
}

.about {
  max-width: 820px;
}

.about p {
  color: var(--muted);
  font-size: 18px;
}

/* FOOTER */

.site-footer {
  background: var(--bg-dark);
  border-top: 1px solid rgba(148, 163, 184, 0.14);
  color: var(--muted-dark);
  padding: 28px 0;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
}

.footer-inner p {
  margin: 0;
}

.footer-inner span {
  margin: 0 10px;
  color: rgba(148, 163, 184, 0.5);
}

/* RESPONSIVE */

@media (max-width: 1100px) {
  .app-grid,
  .gallery-grid,
  .support-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .donate-grid {
    grid-template-columns: 1fr;
  }

  .hero {
    background-position: 62% center;
  }

  .software-item {
    grid-template-columns: 320px 1fr;
  }

  .app-detail-inner {
    grid-template-columns: 1fr;
  }

  .app-detail-image {
    max-width: 720px;
  }

  .detail-grid,
  .contact-grid,
  .qr-support-box {
    grid-template-columns: 1fr;
  }

  .qr-image-box {
    max-width: 420px;
    width: 100%;
    margin: 0 auto;
  }

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

  .download-packages {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 900px) {
  .software-item {
    grid-template-columns: 1fr;
  }

  .software-content ul {
    columns: 1;
  }
}

@media (max-width: 760px) {
  .header-inner {
    height: auto;
    padding: 18px 0;
    flex-direction: column;
    gap: 14px;
  }

  .logo {
    font-size: 22px;
  }

  .main-nav {
    gap: 18px;
    flex-wrap: wrap;
    justify-content: center;
  }

  .main-nav a {
    font-size: 15px;
    padding: 4px 0 6px;
  }

  .hero {
    min-height: 560px;
    background-position: 62% center;
  }

  .hero-overlay {
    background:
      linear-gradient(
        90deg,
        rgba(2, 8, 23, 0.88) 0%,
        rgba(2, 8, 23, 0.74) 58%,
        rgba(2, 8, 23, 0.38) 100%
      ),
      linear-gradient(
        0deg,
        rgba(2, 8, 23, 0.58) 0%,
        rgba(2, 8, 23, 0.08) 100%
      );
  }

  .hero-inner {
    min-height: 560px;
  }

  .hero h1 {
    font-size: 38px;
  }

  .hero p {
    font-size: 18px;
  }

  .hero-buttons,
  .app-detail-buttons,
  .contact-actions,
  .donate-actions {
    flex-direction: column;
    align-items: flex-start;
  }

  .btn {
    width: 100%;
    max-width: 280px;
  }

  .app-grid,
  .gallery-grid,
  .download-info,
  .download-packages,
  .support-grid {
    grid-template-columns: 1fr;
  }

  .card-buttons {
    flex-direction: column;
  }

  .app-meta {
    flex-direction: column;
  }

  .page-header {
    padding: 70px 0 42px;
  }

  .software-item {
    padding: 20px;
  }

  .software-content h2 {
    font-size: 25px;
  }

  .software-buttons {
    flex-direction: column;
  }

  .app-detail-hero {
    padding: 66px 0;
  }

  .app-detail-text h1 {
    font-size: 38px;
  }

  .app-detail-text p {
    font-size: 18px;
  }

  .detail-panel,
  .contact-card,
  .donate-card,
  .qr-support-box {
    padding: 22px;
  }

  .qr-image-box {
    min-height: 220px;
  }

  .lightbox {
    padding: 72px 18px;
  }

  .lightbox-image {
    max-width: 96vw;
    max-height: 78vh;
  }

  .lightbox-close {
    top: 16px;
    right: 16px;
    width: 44px;
    height: 44px;
    font-size: 30px;
  }

  .lightbox-nav {
    width: 44px;
    height: 62px;
    font-size: 46px;
  }

  .lightbox-prev {
    left: 8px;
  }

  .lightbox-next {
    right: 8px;
  }

  .footer-inner {
    flex-direction: column;
    text-align: center;
  }
}