@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500&family=Manrope:wght@500;600;700&display=swap');

:root {
  --font-heading: 'Manrope', 'Segoe UI', system-ui, -apple-system, sans-serif;
  --font-body: 'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;
  --color-bg: #ffffff;
  --color-bg-alt: #fafdff;
  --color-bg-dark: #111111;

  --color-text: #1a1a1a;
  --color-text-light: #626262;
  --color-text-muted: #767676;

  --color-accent: #222222;
  --color-accent-hover: #000000;
  --color-border: #e0e0e0;
  --color-error: #cc3333;

  --max-width: 960px;
  --section-padding: 120px 24px;
  --section-padding-mobile: 80px 20px;
}

[data-theme="dark"] {
  --color-bg: #0d1117;
  --color-bg-alt: #161b22;
  --color-bg-dark: #010409;

  --color-text: #c9d1d9;
  --color-text-light: #8b949e;
  --color-text-muted: #6e7681;

  --color-accent: #e6edf3;
  --color-accent-hover: #ffffff;
  --color-border: #30363d;
  --color-error: #f85149;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --color-bg: #0d1117;
    --color-bg-alt: #161b22;
    --color-bg-dark: #010409;

    --color-text: #c9d1d9;
    --color-text-light: #8b949e;
    --color-text-muted: #6e7681;

    --color-accent: #e6edf3;
    --color-accent-hover: #ffffff;
    --color-border: #30363d;
    --color-error: #f85149;
  }
}

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

.skip-link {
  position: absolute;
  top: -40px;
  left: 0;
  background: var(--color-accent);
  color: #fff;
  padding: 8px 16px;
  z-index: 10000;
  transition: top 0.2s;
  font-size: 0.875rem;
  text-decoration: none;
}
.skip-link:focus {
  top: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.6;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  transition: background-color 0.3s ease, color 0.3s ease;
}

h1, h2, h3, h4 {
  font-family: var(--font-heading);
  font-weight: 600;
  line-height: 1.2;
  color: var(--color-text);
}

h1 {
  font-size: 3.25rem;
  letter-spacing: -0.02em;
  margin-bottom: 24px;
}

h2 {
  font-size: 1.75rem;
  letter-spacing: -0.01em;
  margin-bottom: 16px;
}

h3 {
  font-size: 1.25rem;
  margin-bottom: 12px;
}

p {
  margin-bottom: 16px;
  color: var(--color-text);
}

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

a:hover {
  color: var(--color-accent-hover);
}

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

section {
  padding: var(--section-padding);
}

.contrast,
.packages,
.reviews,
.start {
  background: var(--color-bg);
}

.features,
.contact {
  background: var(--color-bg-alt);
}

.btn {
    display: inline-block;
    text-align: center;
    cursor: pointer;
    font-weight: 600;
    padding: 12px 24px;
    border-radius: 4px;
    font-family: inherit;
    font-size: 1rem;
    text-decoration: none;
    transition: background-color 0.2s ease, color 0.2s ease, border-color 0.2s ease;
    
    background-color: var(--color-accent);
    border: 1px solid var(--color-accent);
    color: #ffffff;
}

.btn:hover {
    background-color: var(--color-accent-hover);
    border-color: var(--color-accent-hover);
    color: #ffffff;
}

[data-theme="dark"] .btn {
    background-color: #21262d;
    border-color: #30363d;
    color: #e6edf3;
}

[data-theme="dark"] .btn:hover {
    background-color: #30363d;
    border-color: #8b949e;
    color: #ffffff;
}

.btn-outline {
  background: transparent;
  color: var(--color-accent);
  border: 1px solid var(--color-accent);
  display: inline-block;
  padding: 14px 32px;
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  border-radius: 4px;
  transition: background 0.2s ease;
}

.btn-outline:hover {
  background: var(--color-accent);
  color: #ffffff;
}

.header__nav .btn-outline {
  padding: 8px 16px;
  font-size: 0.875rem;
}

[data-theme="dark"] .header__nav .btn-outline {
  color: #e6edf3;
  border-color: #30363d;
}

[data-theme="dark"] .header__nav .btn-outline:hover {
  background: #e6edf3;
  color: #0d1117;
}

/* Tablet breakpoint (768px–1024px) */
@media (max-width: 1024px) and (min-width: 769px) {
  .hero__grid {
    gap: 40px;
  }

  .hero__title {
    font-size: 2.5rem;
  }

  .trust__grid {
    gap: 40px;
  }

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

/* Safe area for iPhone notch and home indicator */
@supports (padding: max(0px)) {
  body {
    padding-top: env(safe-area-inset-top);
    padding-bottom: env(safe-area-inset-bottom);
  }
}

@media (max-width: 768px) {
  h1 {
    font-size: 2rem;
  }

  h2 {
    font-size: 1.5rem;
  }

  section {
    padding: var(--section-padding-mobile);
  }
}

/* Header */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s ease, box-shadow 0.2s ease, background 0.3s ease;
}

[data-theme="dark"] .header {
  background: rgba(13, 17, 23, 0.95);
}

.header--scrolled {
  border-bottom-color: var(--color-border);
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.04);
}

[data-theme="dark"] .header--scrolled {
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.3);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.header__logo {
  font-family: var(--font-heading);
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--color-text);
  text-decoration: none;
  letter-spacing: -0.01em;
}

.header__logo:hover {
  color: var(--color-accent);
}

.header__nav {
  display: flex;
  gap: 12px;
  align-items: center;
}

/* Theme toggle */
.theme-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  background: none;
  border: 1px solid var(--color-border);
  border-radius: 6px;
  cursor: pointer;
  color: var(--color-text);
  transition: all 0.2s;
  padding: 0;
}

.theme-toggle:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.theme-toggle svg {
  width: 18px;
  height: 18px;
  fill: currentColor;
}

.theme-toggle .icon-sun { display: none; }
.theme-toggle .icon-moon { display: block; }

[data-theme="dark"] .theme-toggle .icon-sun { display: block; }
[data-theme="dark"] .theme-toggle .icon-moon { display: none; }

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .theme-toggle .icon-sun { display: block; }
  :root:not([data-theme="light"]) .theme-toggle .icon-moon { display: none; }
}

/* Burger button */
.header__burger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 32px;
  height: 32px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.header__burger span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--color-accent);
  border-radius: 1px;
  transition: all 0.3s ease;
}

.header__burger.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.header__burger.active span:nth-child(2) {
  opacity: 0;
}

.header__burger.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* отступ сверху для основного контента, чтобы не заезжал под фиксированную шапку */
main {
  padding-top: 64px;
}

@media (max-width: 768px) {
  .header__inner {
    height: 56px;
  }

  main {
    padding-top: 56px;
  }

  .header__nav {
    gap: 6px;
  }

  .header__nav .btn {
    padding: 6px 12px;
    font-size: 0.8125rem;
  }

  .header__logo {
    font-size: 1rem;
  }
}

@media (max-width: 480px) {
  .header__burger {
    display: flex;
  }

  .header__nav {
    position: fixed;
    top: 56px;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.98);
    -webkit-backdrop-filter: blur(8px);
    backdrop-filter: blur(8px);
    border-bottom: 1px solid var(--color-border);
    flex-direction: column;
    padding: 16px 20px;
    gap: 12px;
    transform: translateY(-100%);
    opacity: 0;
    pointer-events: none;
    transition: transform 0.3s ease, opacity 0.3s ease;
    z-index: 99;
  }

  .header__nav.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .header__nav .btn {
    width: 100%;
    text-align: center;
    padding: 12px 20px;
    font-size: 1rem;
    min-height: 44px;
  }
}

/* Trust */
.trust {
  padding: 120px 24px;
  background-color: #000000;
}

[data-theme="dark"] .trust {
  background-color: #010409;
}

.trust__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
}

.trust__title {
  color: #ffffff;
  margin-bottom: 40px;
}

.trust__list {
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.trust__item-title {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 600;
  color: #ffffff;
  margin-bottom: 4px;
}

.trust__item-text {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  line-height: 1.6;
  margin-bottom: 0;
}

.trust__visual {
  flex: 1;
}

.trust__visual img {
  max-width: 100%;
  height: auto;
  border-radius: 4px;
  display: block;
  width: 100%;
}

@media (max-width: 768px) {
  .trust {
    padding: 80px 20px;
  }

  .trust__grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
}

/* Reviews */
.reviews {
  padding: var(--section-padding);
  background: var(--color-bg);
}

.reviews__title {
  text-align: center;
  margin-bottom: 48px;
}

.reviews__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
  max-width: 1000px;
  margin: 0 auto;
}

.reviews__card {
  padding: 16px;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  background: var(--color-bg);
  transition: border-color 0.2s, box-shadow 0.2s;
  overflow: hidden;
}

.reviews__card:hover {
  border-color: var(--color-accent);
  box-shadow: 0 2px 12px rgba(0,0,0,0.04);
}

.reviews__screenshot {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 4px;
  margin-bottom: 12px;
}

.reviews__name {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 4px;
}

.reviews__type {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
}

.reviews__loading {
  text-align: center;
  color: var(--color-text-muted);
  padding: 40px;
}

.reviews__empty {
  text-align: center;
  color: var(--color-text-muted);
  padding: 40px;
  font-size: 1rem;
}

@media (max-width: 768px) {
  .reviews {
    padding: var(--section-padding-mobile);
  }

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

/* Start section */
.start-text {
  font-size: 16px;
  color: var(--color-text-light);
  line-height: 1.7;
  margin-bottom: 32px;
  max-width: 720px;
}

.start-subtitle {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 12px;
}

.start-list {
  list-style: none;
  padding: 0;
  margin-bottom: 32px;
}

.start-list li {
  font-size: 15px;
  color: var(--color-text-light);
  padding: 4px 0;
  position: relative;
  padding-left: 20px;
}

.start-list li::before {
  content: "\2014";
  position: absolute;
  left: 0;
  color: var(--color-accent);
}

/* Contact links */
.contact-text {
  font-size: 1rem;
  color: var(--color-text-light);
  margin-bottom: 24px;
}

.contact-links {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.contact-links .btn {
  min-width: 140px;
}

@media (max-width: 480px) {
  .contact-links {
    flex-direction: column;
  }

  .contact-links .btn {
    width: 100%;
  }
}

/* Form */
.form {
  max-width: 480px;
}

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

.form-group label {
  display: block;
  font-size: 14px;
  font-weight: 500;
  margin-bottom: 4px;
  color: var(--color-text-light);
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 10px 14px;
  font-size: 15px;
  font-family: inherit;
  border: 1px solid var(--color-border);
  border-radius: 0;
  background: var(--color-bg);
  color: var(--color-text);
  transition: border-color 0.2s;
}

.form-group select {
  appearance: none;
  -webkit-appearance: none;
  cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg width='10' height='6' viewBox='0 0 10 6' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1l4 4 4-4' stroke='%23626262' stroke-width='1.5' fill='none'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 36px;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--color-accent);
}

.form-group textarea {
  resize: vertical;
  min-height: 100px;
}

.form-success {
  font-size: 16px;
  color: var(--color-accent);
  padding: 20px 0;
}

.form-error {
  font-size: 14px;
  color: var(--color-error);
  margin-top: 8px;
}

/* Sections */
.section-title {
  font-size: 1.75rem;
  font-weight: 600;
  margin-bottom: 48px;
  letter-spacing: -0.01em;
}

/* Footer */
.footer {
  border-top: 1px solid var(--color-border);
  padding: 24px 0;
}

.footer .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}

.footer-text {
  font-size: 14px;
  color: var(--color-text-light);
}

.footer__email {
  font-size: 14px;
  color: var(--color-text-light);
  text-decoration: none;
}

.footer__email:hover {
  color: var(--color-accent);
}

.footer__social {
  display: flex;
  gap: 12px;
  align-items: center;
}

.footer__social a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  color: var(--color-text-light);
  transition: color 0.2s, transform 0.2s;
  border-radius: 6px;
}

.footer__social a:hover {
  color: var(--color-accent);
  transform: translateY(-2px);
}

.footer__social svg {
  width: 20px;
  height: 20px;
  fill: currentColor;
}

/* Placeholder pages */
.placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: calc(100vh - 64px - 72px);
  text-align: center;
}

.placeholder p {
  font-size: 22px;
  color: var(--color-text-light);
}

/* Responsive */
@media (max-width: 767px) {
  .btn, .btn-outline {
    text-align: center;
  }

  .section-title {
    font-size: 1.5rem;
    margin-bottom: 32px;
  }

  .footer .container {
    flex-direction: column;
    gap: 12px;
    text-align: center;
  }

  .footer__social {
    order: -1;
  }
}

  .section-title {
    font-size: 1.5rem;
    margin-bottom: 32px;
  }

  .footer .container {
    flex-direction: column;
    gap: 6px;
    text-align: center;
  }

}

/* Hero */
section.hero {
  padding: 120px 24px 100px;
  background-color: #000000;
  color: #ffffff;
}

html body main section.hero {
  background-color: #000000;
}

[data-theme="dark"] section.hero {
  background-color: #010409;
}

.hero__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
}

.hero__content {
  flex: 1;
}

.hero__title {
  font-family: var(--font-heading);
  font-size: 3rem;
  font-weight: 600;
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: #ffffff;
  margin-bottom: 24px;
}

.hero__subtitle {
  font-size: 1.1rem;
  line-height: 1.7;
  color: #8b949e;
  margin-bottom: 36px;
}

.hero__hint {
  font-size: 0.875rem;
  color: #8b949e;
  margin-bottom: 0;
}

.hero .btn {
  background-color: #ffffff;
  color: #000000;
  border-color: #ffffff;
}

.hero .btn:hover {
  background-color: #e6edf3;
  border-color: #e6edf3;
  color: #000000;
}

[data-theme="dark"] .hero .btn {
  background-color: #21262d;
  color: #e6edf3;
  border-color: #30363d;
}

[data-theme="dark"] .hero .btn:hover {
  background-color: #30363d;
  border-color: #8b949e;
  color: #ffffff;
}

.hero__visual {
  flex: 1;
  text-align: right;
}

.hero__visual img {
  max-width: 100%;
  height: auto;
  display: block;
  margin: 0 auto;
}

@media (max-width: 768px) {
  .hero {
    padding: 80px 20px 60px;
  }

  .hero__grid {
    grid-template-columns: 1fr;
    gap: 40px;
    text-align: center;
  }

  .hero__visual {
    text-align: center;
  }

  .hero__title {
    font-size: 2rem;
  }

  .hero__subtitle {
    font-size: 1rem;
  }
}

/* Contrast */
.contrast {
  padding: var(--section-padding);
  background: var(--color-bg);
}

.contrast__title {
  margin-bottom: 48px;
}

.contrast__list {
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.contrast__item {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 24px;
  align-items: start;
}

.contrast__problem {
  font-size: 0.95rem;
  color: var(--color-text-light);
  font-weight: 500;
  line-height: 1.6;
}

.contrast__solution {
  font-size: 0.95rem;
  color: var(--color-text);
  line-height: 1.6;
  font-weight: 600;
}

.contrast__divider {
  width: 1px;
  height: 100%;
  min-height: 24px;
  background: var(--color-border);
}

@media (max-width: 768px) {
  .contrast__item {
    grid-template-columns: 1fr;
    gap: 4px;
  }

  .contrast__divider {
    display: none;
  }

  .contrast__problem {
    padding-bottom: 4px;
    border-bottom: 1px dashed var(--color-border);
  }

  .contrast__solution {
    padding-top: 4px;
  }
}

/* Features */
.features {
  padding: var(--section-padding);
  background: var(--color-bg-alt);
}

.features__title {
  margin-bottom: 40px;
}

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

.features__card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: 6px;
  padding: 32px 28px;
}

.features__card-title {
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: 12px;
  color: var(--color-text);
}

.features__card-text {
  font-size: 0.95rem;
  color: var(--color-text-light);
  line-height: 1.6;
  margin-bottom: 0;
}

@media (max-width: 768px) {
  .features__grid {
    grid-template-columns: 1fr;
  }

  .features__card {
    padding: 24px 20px;
  }
}

/* Packages */
.packages {
  padding: var(--section-padding);
  background: var(--color-bg);
}

.packages__title {
  margin-bottom: 40px;
}

.packages__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-bottom: 32px;
}

.packages__card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: 6px;
  padding: 36px 32px;
}

.packages__card--full {
  box-shadow: 0 2px 8px rgba(0,0,0,0.04);
}

.packages__card-title {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--color-text);
}

.packages__card-text {
  font-size: 0.95rem;
  color: var(--color-text-light);
  line-height: 1.6;
  margin-bottom: 0;
}

.packages__extra {
  max-width: 600px;
  padding: 24px 0;
  border-top: 1px solid var(--color-border);
}

.packages__extra-title {
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--color-text);
}

.packages__extra-text {
  font-size: 0.95rem;
  color: var(--color-text-light);
  line-height: 1.6;
  margin-bottom: 0;
}

@media (max-width: 768px) {
  .packages__grid {
    grid-template-columns: 1fr;
  }

  .packages__card {
    padding: 24px 20px;
  }

  .packages__extra {
    max-width: 100%;
  }
}

/* Form fields */
form input,
form textarea {
  border: 1px solid var(--color-border);
  border-radius: 4px;
  padding: 12px 16px;
  font-family: var(--font-body);
  font-size: 1rem;
  width: 100%;
  transition: border-color 0.2s ease;
}

form input:focus,
form textarea:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 2px rgba(34, 34, 34, 0.15);
}

@media (max-width: 768px) {
  .form .btn {
    width: 100%;
    padding: 14px 24px;
  }

  .form-group input,
  .form-group textarea,
  .form-group select {
    font-size: 16px; /* Prevents iOS zoom on focus */
    padding: 14px 16px;
  }

  .btn, .btn-outline {
    min-height: 44px;
  }
}

/* Portfolio */
.portfolio-header {
  padding: 120px 24px 60px;
  background: var(--color-bg);
}

@media (max-width: 768px) {
  .portfolio-header {
    padding: 80px 20px 40px;
  }
}

.portfolio-subtitle {
  font-size: 1rem;
  color: var(--color-text-light);
  margin-top: -32px;
  margin-bottom: 0;
}

.portfolio-grid-section {
  padding: 0 24px 120px;
  background: var(--color-bg);
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
}

.project-card {
  cursor: pointer;
  text-decoration: none;
  color: inherit;
  display: block;
}

.project-card__image {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
  background: var(--color-bg-alt);
  border-radius: 2px;
}

.project-card__info {
  padding-top: 16px;
}

.project-card__title {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 4px;
  color: var(--color-text);
}

.project-card__meta {
  font-size: 0.875rem;
  color: var(--color-text-light);
  display: flex;
  gap: 16px;
}

.project-detail {
  padding: 120px 24px 80px;
  background: var(--color-bg);
}

@media (max-width: 768px) {
  .project-detail {
    padding: 80px 16px 60px;
  }
}

.project-detail__back {
  display: inline-block;
  margin-bottom: 40px;
  color: var(--color-text-light);
  text-decoration: none;
  font-size: 0.875rem;
  transition: color 0.15s;
}

.project-detail__back:hover {
  color: var(--color-text);
}

.project-detail__header {
  display: flex;
  gap: 48px;
  align-items: flex-start;
}

.project-detail__header > div {
  flex: 1;
}

.project-detail__title {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 600;
  margin: 0 0 16px;
  line-height: 1.2;
  color: var(--color-text);
}

.project-detail__desc {
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-text);
  margin-bottom: 32px;
}

.project-detail__attrs {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
}

.project-detail__attr-label {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-light);
  margin-bottom: 4px;
}

.project-detail__attr-value {
  font-size: 0.9375rem;
  color: var(--color-text);
}

.project-detail__cover {
  width: 45%;
  aspect-ratio: 4/3;
  object-fit: cover;
  border-radius: 2px;
  background: var(--color-bg-alt);
}

.project-gallery {
  margin-top: 80px;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.project-gallery img {
  width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: 2px;
  background: var(--color-bg-alt);
}

@media (max-width: 768px) {
  .project-detail {
    padding: 100px 16px 60px;
  }

  .project-detail__header {
    flex-direction: column;
    gap: 24px;
  }

  .project-detail__cover {
    width: 100%;
  }

  .project-detail__title {
    font-size: 1.5rem;
  }

  .project-gallery {
    grid-template-columns: 1fr;
    gap: 16px;
    margin-top: 60px;
  }

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

@media (max-width: 320px) {
  .project-detail__attrs {
    flex-direction: column;
    gap: 16px;
  }
}

/* ── Admin toggle switch ── */
.admin-toggle-wrap { display: flex; align-items: center; gap: 12px; padding: 8px 0; }
.admin-toggle { position: relative; width: 44px; height: 24px; flex-shrink: 0; }
.admin-toggle input { opacity: 0; width: 0; height: 0; position: absolute; }
.admin-toggle .slider { position: absolute; inset: 0; background: var(--color-border); border-radius: 12px; cursor: pointer; transition: background 0.25s; }
.admin-toggle .slider::before { content: ''; position: absolute; left: 3px; top: 3px; width: 18px; height: 18px; background: #fff; border-radius: 50%; transition: transform 0.25s; box-shadow: 0 1px 3px rgba(0,0,0,0.15); }
.admin-toggle input:checked + .slider { background: var(--color-accent); }
.admin-toggle input:checked + .slider::before { transform: translateX(20px); }

/* ── Admin section fade-in ── */
.admin-section { display: none; opacity: 0; transform: translateY(8px); transition: opacity 0.25s ease, transform 0.25s ease; }
.admin-section.active { display: block; opacity: 1; transform: translateY(0); }

/* ── Sticky save bar ── */
.admin-sticky-bar { position: fixed; bottom: 0; left: 0; right: 0; background: rgba(255,255,255,0.92); backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px); border-top: 1px solid var(--color-border); padding: 12px 24px; z-index: 200; display: none; align-items: center; justify-content: space-between; gap: 12px; }
.admin-sticky-bar.active { display: flex; }
.admin-sticky-bar .status { font-size: 0.8125rem; color: var(--color-text-muted); }
.admin-sticky-bar .status .dot { display: inline-block; width: 6px; height: 6px; border-radius: 50%; margin-right: 6px; vertical-align: middle; }
.admin-sticky-bar .status .dot.saved { background: #4caf50; }
.admin-sticky-bar .status .dot.unsaved { background: #ff9800; }

/* ── Drop zone ── */
.drop-zone { border: 2px dashed var(--color-border); border-radius: 8px; padding: 32px 20px; text-align: center; cursor: pointer; transition: all 0.2s; background: var(--color-bg-alt); position: relative; }
.drop-zone:hover, .drop-zone.drag-over { border-color: var(--color-accent); background: #f5f5f5; }
.drop-zone input[type="file"] { position: absolute; inset: 0; opacity: 0; cursor: pointer; }

/* Blog */
.blog-grid {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.blog-card {
  display: block;
  padding: 32px;
  border: 1px solid var(--color-border);
  border-radius: 6px;
  text-decoration: none;
  color: inherit;
  transition: border-color 0.2s;
}

.blog-card:hover {
  border-color: var(--color-accent);
}

.blog-card__date {
  font-size: 0.8125rem;
  color: var(--color-text-light);
  margin-bottom: 8px;
}

.blog-card__title {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--color-text);
}

.blog-card:hover .blog-card__title {
  color: var(--color-accent);
}

.blog-card__excerpt {
  font-size: 0.9375rem;
  color: var(--color-text-light);
  line-height: 1.6;
  margin-bottom: 0;
}

/* ── Portfolio filters ── */
.portfolio-filters { padding: 0 24px 40px; background: var(--color-bg); }
.portfolio-filters__inner { max-width: var(--max-width); margin: 0 auto; display: flex; gap: 12px; flex-wrap: wrap; align-items: center; }
.portfolio-filters__search { flex: 1; min-width: 200px; padding: 10px 14px; font-size: 0.9375rem; font-family: inherit; border: 1px solid var(--color-border); border-radius: 6px; background: var(--color-bg); color: var(--color-text); }
.portfolio-filters__search:focus { outline: none; border-color: var(--color-accent); }
.portfolio-filters__search::placeholder { color: var(--color-text-light); }
.portfolio-filters__select { padding: 10px 14px; font-size: 0.9375rem; font-family: inherit; border: 1px solid var(--color-border); border-radius: 6px; background: var(--color-bg); color: var(--color-text); cursor: pointer; }
.portfolio-filters__reset { padding: 10px 16px; font-size: 0.875rem; }
.portfolio-empty { text-align: center; color: var(--color-text-light); padding: 40px 0; }

@media (max-width: 768px) {
  .portfolio-filters__inner { flex-direction: column; }
  .portfolio-filters__search { width: 100%; }
}

/* ── Blog pagination ── */
.blog-pagination { margin-top: 40px; text-align: center; }
.blog-pagination__inner { display: inline-flex; gap: 8px; }
.blog-pagination__page { display: inline-flex; align-items: center; justify-content: center; width: 36px; height: 36px; border: 1px solid var(--color-border); border-radius: 6px; font-size: 0.875rem; color: var(--color-text-light); text-decoration: none; cursor: pointer; transition: all 0.15s; }
.blog-pagination__page:hover { border-color: var(--color-accent); color: var(--color-text); }
.blog-pagination__page--active { background: var(--color-accent); color: #fff; border-color: var(--color-accent); cursor: default; }

/* ── Project navigation ── */
.project-nav { display: flex; justify-content: space-between; margin-top: 60px; padding-top: 32px; border-top: 1px solid var(--color-border); }
.project-detail__nav-link { font-size: 0.9375rem; color: var(--color-text-light); text-decoration: none; transition: color 0.15s; max-width: 45%; }
.project-detail__nav-link:hover { color: var(--color-text); }

@media (max-width: 768px) {
  .project-nav { flex-direction: column; gap: 16px; }
}

/* ── Lightbox ── */
.lightbox { position: fixed; inset: 0; background: rgba(0,0,0,0.92); z-index: 1000; display: none; align-items: center; justify-content: center; }
.lightbox.active { display: flex; }
.lightbox__img { max-width: 90vw; max-height: 90vh; object-fit: contain; }
.lightbox__close { position: absolute; top: 16px; right: 24px; background: none; border: none; color: #fff; font-size: 2rem; cursor: pointer; line-height: 1; }
.lightbox__prev, .lightbox__next { position: absolute; top: 50%; transform: translateY(-50%); background: rgba(255,255,255,0.1); border: none; color: #fff; font-size: 2.5rem; width: 48px; height: 48px; cursor: pointer; border-radius: 50%; display: flex; align-items: center; justify-content: center; transition: background 0.2s; }
.lightbox__prev:hover, .lightbox__next:hover { background: rgba(255,255,255,0.2); }
.lightbox__prev { left: 16px; }
.lightbox__next { right: 16px; }
.lightbox__counter { position: absolute; bottom: 24px; left: 50%; transform: translateX(-50%); color: rgba(255,255,255,0.7); font-size: 0.875rem; }

/* ── Loading spinner ── */
.spinner { display: inline-block; width: 16px; height: 16px; border: 2px solid rgba(255,255,255,0.3); border-top-color: #fff; border-radius: 50%; animation: spin 0.6s linear infinite; margin-right: 8px; vertical-align: middle; }
@keyframes spin { to { transform: rotate(360deg); } }
.btn.loading { pointer-events: none; opacity: 0.7; }

/* ── Admin blog image status ── */
#blog-img-status { font-size: 0.8125rem; color: var(--color-text-muted); margin-top: 4px; min-height: 1.2em; }