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

:root {
   --pink: #ff1493;
   --green: #0f0;
   --yellow: #ffd700;
   --blue: #00bfff;
   --orange: #ffa500;
   --light-pink: #fff0f5;
   --light-green: #f0fff0;
   --light-yellow: #fffbea;
   --light-blue: #f0f8ff;

   --bg-primary: #ffffff;
   --bg-secondary: #f9f9f9;
   --text-primary: #1a1a1a;
   --text-secondary: #555555;
   --text-muted: #666666;
   --border-light: #eeeeee;
   --card-bg: #ffffff;
   --nav-bg: rgba(255, 255, 255, 0.95);
   --mobile-nav-bg: #ffffff;
   --hero-gradient: linear-gradient(
      135deg,
      var(--light-pink) 0%,
      var(--light-yellow) 50%,
      var(--light-green) 100%
   );
   --about-bg: linear-gradient(135deg, var(--light-blue), var(--light-green));
   --work-card-bg: linear-gradient(135deg, #f9f9f9, #fff);
   --work-card-border: 2px dashed var(--orange);
   --work-card-hover-bg: linear-gradient(135deg, #fff, #fff8f0);
   --social-link-bg: var(--light-pink);
   --social-link-hover-bg: var(--pink);
   --shadow-sm: 0 4px 20px rgba(0, 0, 0, 0.05);
   --shadow-md: 0 20px 40px rgba(255, 20, 147, 0.3);
   --shadow-lg: 0 15px 35px rgba(255, 165, 0, 0.2);
}

[data-theme="dark"] {
   --bg-primary: #1a1a2e;
   --bg-secondary: #16213e;
   --text-primary: #eeeeee;
   --text-secondary: #cccccc;
   --text-muted: #aaaaaa;
   --border-light: #2a2a4a;
   --card-bg: #0f0f23;
   --nav-bg: rgba(26, 26, 46, 0.95);
   --mobile-nav-bg: #1a1a2e;
   --hero-gradient: linear-gradient(
      135deg,
      #1a1a3e 0%,
      #1e1e3a 50%,
      #16213e 100%
   );
   --about-bg: linear-gradient(135deg, #1a2a4a, #1a3a2a);
   --work-card-bg: linear-gradient(135deg, #0f0f23, #16213e);
   --work-card-border: 2px dashed #ffa500;
   --work-card-hover-bg: linear-gradient(135deg, #1a1a3e, #2a2a4e);
   --social-link-bg: #2a2a4a;
   --social-link-hover-bg: var(--pink);
   --shadow-sm: 0 4px 20px rgba(0, 0, 0, 0.3);
   --shadow-md: 0 20px 40px rgba(255, 20, 147, 0.2);
   --shadow-lg: 0 15px 35px rgba(255, 165, 0, 0.15);
}

body {
   font-family: "Inter", sans-serif;
   background: var(--bg-primary);
   color: var(--text-primary);
   overflow-x: hidden;
   transition:
      background 0.3s ease,
      color 0.3s ease;
}

@keyframes float1 {
   0%,
   100% {
      transform: translateY(0);
   }
   50% {
      transform: translateY(-8px);
   }
}

@keyframes float2 {
   0%,
   100% {
      transform: translateY(0);
   }
   50% {
      transform: translateY(-12px);
   }
}

@keyframes pulse {
   0%,
   100% {
      transform: scale(1);
   }
   50% {
      transform: scale(1.05);
   }
}

@keyframes btnSuccess {
   0% {
      background: linear-gradient(135deg, var(--pink), var(--orange));
   }
   100% {
      background: linear-gradient(135deg, var(--green), var(--yellow));
   }
}

.fly-from-center {
   opacity: 0;
   transform: scale(0) rotate(360deg);
   transition: all 0.7s cubic-bezier(0.34, 1.2, 0.55, 1);
}
.fly-from-center.visible {
   opacity: 1;
   transform: scale(1) rotate(0);
}

.fade-up {
   opacity: 0;
   transform: translateY(40px);
   transition: all 0.7s ease;
}
.fade-up.visible {
   opacity: 1;
   transform: translateY(0);
}

.slide-left {
   opacity: 0;
   transform: translateX(-60px);
   transition: all 0.6s ease;
}
.slide-left.visible {
   opacity: 1;
   transform: translateX(0);
}

.slide-right {
   opacity: 0;
   transform: translateX(60px);
   transition: all 0.6s ease;
}
.slide-right.visible {
   opacity: 1;
   transform: translateX(0);
}

.container {
   max-width: 1200px;
   margin: 0 auto;
   padding: 0 24px;
}

html {
   scroll-behavior: smooth;
}

nav {
   position: fixed;
   top: 0;
   left: 0;
   right: 0;
   background: var(--nav-bg);
   backdrop-filter: blur(10px);
   padding: 18px 0;
   z-index: 1000;
   border-bottom: 2px solid var(--yellow);
   transition: background 0.3s ease;
}

nav .container {
   display: flex;
   justify-content: space-between;
   align-items: center;
}

.logo {
   font-size: 32px;
   font-weight: 800;
   background: linear-gradient(
      135deg,
      var(--pink),
      var(--orange),
      var(--yellow)
   );
   -webkit-background-clip: text;
   -webkit-text-fill-color: transparent;
   text-decoration: none;
   animation: float1 3s infinite;
}

.nav-links {
   display: flex;
   gap: 32px;
   list-style: none;
}

.nav-links a {
   text-decoration: none;
   color: var(--text-primary);
   font-weight: 600;
   transition: all 0.3s;
   position: relative;
   padding-bottom: 5px;
}

.nav-links a:hover {
   color: var(--pink);
   transform: translateY(-2px);
}

.nav-links a.active {
   color: var(--pink);
}

.nav-links a.active::after {
   content: "";
   position: absolute;
   bottom: -5px;
   left: 0;
   width: 100%;
   height: 2px;
   background: var(--pink);
   border-radius: 2px;
}

.controls {
   display: flex;
   align-items: center;
   gap: 16px;
}

.lang-switch {
   display: flex;
   gap: 8px;
}

.lang-btn {
   background: none;
   border: 2px solid var(--border-light);
   border-radius: 30px;
   padding: 6px 14px;
   cursor: pointer;
   font-weight: 600;
   color: var(--text-muted);
   transition: all 0.3s;
}

.lang-btn.active {
   background: var(--yellow);
   border-color: var(--yellow);
   color: #1a1a1a;
}

.theme-toggle {
   background: none;
   border: 2px solid var(--border-light);
   border-radius: 50%;
   width: 40px;
   height: 40px;
   cursor: pointer;
   font-size: 18px;
   color: var(--text-primary);
   transition: all 0.3s;
   display: flex;
   align-items: center;
   justify-content: center;
}

.theme-toggle:hover {
   border-color: var(--pink);
   color: var(--pink);
   transform: rotate(15deg);
}

.order-btn {
   background: linear-gradient(135deg, var(--pink), var(--orange));
   color: #fff !important;
   padding: 8px 20px;
   border-radius: 40px;
   text-decoration: none;
   font-weight: 600;
   animation: pulse 2s infinite;
   transition: transform 0.3s;
}

.order-btn:hover {
   transform: translateY(-2px);
}
.hamburger {
   display: none;
   background: none;
   border: none;
   cursor: pointer;
   width: 32px;
   height: 32px;
   position: relative;
   flex-shrink: 0;
}

.hamburger span {
   display: block;
   width: 24px;
   height: 2.5px;
   background: linear-gradient(135deg, var(--pink), var(--orange));
   border-radius: 3px;
   transition: all 0.3s ease;
   position: absolute;
   left: 4px;
}

.hamburger span:nth-child(1) {
   top: 8px;
}

.hamburger span:nth-child(2) {
   top: 15px;
}

.hamburger span:nth-child(3) {
   top: 22px;
}

.hamburger.open span:nth-child(1) {
   transform: rotate(45deg);
   top: 15px;
   left: 4px;
}

.hamburger.open span:nth-child(2) {
   opacity: 0;
   transform: scale(0);
}

.hamburger.open span:nth-child(3) {
   transform: rotate(-45deg);
   top: 15px;
   left: 4px;
}

/* ── Мобильный дропдаун языка в шапке ── */
.nav-lang-mobile {
   display: none;
   position: relative;
   flex-shrink: 0;
}

.nav-lang-trigger {
   display: flex;
   align-items: center;
   gap: 4px;
   background: var(--card-bg);
   border: 1.5px solid var(--border-light);
   border-radius: 8px;
   padding: 5px 9px;
   cursor: pointer;
   font-size: 12px;
   font-weight: 700;
   color: var(--text-primary);
   transition: all 0.2s;
   white-space: nowrap;
   font-family: "Inter", sans-serif;
}

.nav-lang-trigger i {
   font-size: 9px;
   color: var(--text-muted);
   transition: transform 0.2s;
}

.nav-lang-mobile.open .nav-lang-trigger {
   border-color: var(--pink);
   color: var(--pink);
}

.nav-lang-mobile.open .nav-lang-trigger i {
   transform: rotate(180deg);
   color: var(--pink);
}

.nav-lang-dropdown {
   position: absolute;
   top: calc(100% + 6px);
   left: 50%;
   transform: translateX(-50%) translateY(-4px);
   background: var(--card-bg);
   border: 1.5px solid var(--border-light);
   border-radius: 10px;
   overflow: hidden;
   opacity: 0;
   visibility: hidden;
   transition: all 0.2s ease;
   z-index: 1100;
   min-width: 76px;
   box-shadow: 0 8px 20px rgba(0, 0, 0, 0.12);
}

.nav-lang-mobile.open .nav-lang-dropdown {
   opacity: 1;
   visibility: visible;
   transform: translateX(-50%) translateY(0);
}

.nav-lang-option {
   display: block;
   width: 100%;
   padding: 9px 14px;
   background: none;
   border: none;
   border-bottom: 1px solid var(--border-light);
   font-size: 12px;
   font-weight: 700;
   color: var(--text-muted);
   cursor: pointer;
   text-align: center;
   transition: all 0.15s;
   font-family: "Inter", sans-serif;
}

.nav-lang-option:last-child {
   border-bottom: none;
}

.nav-lang-option.active {
   color: var(--pink);
}

.nav-lang-option:hover:not(.active) {
   color: var(--text-primary);
   background: var(--bg-secondary);
}

/* ── Мобильное меню (бургер) ── */
.mobile-nav {
   position: fixed;
   bottom: 0;
   left: 0;
   right: 0;
   background: var(--mobile-nav-bg);
   padding: 30px 20px 40px;
   border-radius: 30px 30px 0 0;
   box-shadow: 0 -5px 30px rgba(0, 0, 0, 0.15);
   z-index: 999;
   transform: translateY(100%);
   transition: transform 0.4s cubic-bezier(0.32, 1, 0.68, 1);
}

.mobile-nav.open {
   transform: translateY(0);
}

.mobile-nav a {
   display: block;
   padding: 14px 0;
   text-decoration: none;
   font-weight: 600;
   color: var(--text-primary);
   font-size: 18px;
   border-bottom: 1px solid var(--border-light);
   transition: color 0.3s;
}

.mobile-nav a.active {
   color: var(--pink);
}

.mobile-social {
   display: flex;
   gap: 24px;
   margin-top: 25px;
   justify-content: center;
}

.mobile-social a {
   font-size: 28px;
   padding: 0;
   border-bottom: none;
   color: var(--text-primary);
}

.mobile-social a:hover {
   color: var(--pink);
}

.mobile-lang {
   display: flex;
   gap: 12px;
   justify-content: center;
   margin-top: 20px;
   padding-top: 15px;
   border-top: 1px solid var(--border-light);
}

/* ── Hero ── */
.hero {
   min-height: 100vh;
   display: flex;
   align-items: center;
   padding: 100px 0 60px;
   background: var(--hero-gradient);
   transition: background 0.3s ease;
}

.hero-grid {
   display: grid;
   grid-template-columns: 1fr 1fr;
   gap: 60px;
   align-items: center;
}

.hero h1 {
   font-size: clamp(48px, 8vw, 80px);
   font-weight: 800;
   line-height: 1.1;
   margin-bottom: 20px;
}

.hero h1 span {
   display: block;
}

.accent-text {
   background: linear-gradient(
      135deg,
      var(--pink),
      var(--orange),
      var(--yellow)
   );
   -webkit-background-clip: text;
   -webkit-text-fill-color: transparent;
}

.hero p {
   font-size: 18px;
   color: var(--text-secondary);
   margin-bottom: 30px;
}

.hero-buttons {
   display: flex;
   gap: 16px;
}

.btn {
   padding: 14px 32px;
   border-radius: 50px;
   text-decoration: none;
   font-weight: 700;
   transition: all 0.3s;
   display: inline-block;
}

.btn-primary {
   background: linear-gradient(135deg, var(--pink), var(--orange));
   color: #fff;
   animation: float1 2.5s infinite;
}

.btn-primary:hover {
   transform: translateY(-3px);
}

.btn-outline {
   border: 2px solid var(--pink);
   color: var(--pink);
   background: var(--bg-primary);
}

.btn-outline:hover {
   background: var(--pink);
   color: #fff;
}

.hero-badge {
   display: inline-block;
   background: var(--yellow);
   padding: 6px 16px;
   border-radius: 40px;
   font-size: 14px;
   font-weight: 700;
   margin-bottom: 20px;
   animation: float1 2s infinite;
   color: #1a1a1a;
}

.hero-visual {
   position: relative;
   min-height: 400px;
   display: flex;
   justify-content: center;
   align-items: center;
}

.floating-box {
   width: 280px;
   height: 280px;
   background: linear-gradient(135deg, var(--pink), var(--orange));
   border-radius: 40px;
   display: flex;
   align-items: center;
   justify-content: center;
   font-size: 42px;
   font-weight: 800;
   color: #fff;
   animation: float2 4s infinite;
   box-shadow: var(--shadow-md);
}

.floating-icon1,
.floating-icon2,
.floating-icon3 {
   position: absolute;
   font-size: 40px;
   animation: float1 3s infinite;
}

.floating-icon1 {
   top: 20px;
   left: 20px;
}
.floating-icon2 {
   bottom: 40px;
   right: 50px;
   animation-delay: 0.5s;
}
.floating-icon3 {
   top: 50%;
   right: 5px;
   animation-delay: 1s;
}

section {
   padding: 80px 0;
}

.section-title {
   font-size: clamp(32px, 5vw, 48px);
   font-weight: 800;
   margin-bottom: 16px;
}

.section-sub {
   color: var(--text-muted);
   font-size: 18px;
   margin-bottom: 50px;
}

.services-grid {
   display: grid;
   grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
   gap: 30px;
}

.service-card {
   background: var(--card-bg);
   border-radius: 24px;
   padding: 32px;
   box-shadow: var(--shadow-sm);
   border: 2px solid var(--border-light);
   transition: all 0.3s;
   text-align: center;
}

.service-card:hover {
   transform: translateY(-8px);
   border-color: var(--pink);
}

.service-icon {
   width: 70px;
   height: 70px;
   background: linear-gradient(135deg, var(--light-pink), var(--light-yellow));
   border-radius: 20px;
   display: flex;
   align-items: center;
   justify-content: center;
   font-size: 32px;
   margin: 0 auto 20px;
   animation: float1 2s infinite;
}

.service-card h3 {
   font-size: 22px;
   margin-bottom: 12px;
}

.service-card p {
   color: var(--text-muted);
   line-height: 1.6;
}

.service-price {
   margin-top: 12px;
   font-weight: 700;
   font-size: 1.1rem;
   color: var(--pink);
}

.about-content p {
   font-size: 18px;
   line-height: 1.6;
   max-width: 800px;
   margin: 20px auto 0;
   color: var(--text-secondary);
}

.contact-grid {
   display: grid;
   grid-template-columns: 1fr 1fr;
   gap: 50px;
}

.contact-form {
   background: var(--light-yellow);
   padding: 40px;
   border-radius: 30px;
   transition: background 0.3s ease;
}

[data-theme="dark"] .contact-form {
   background: #2a2a4a;
}

.form-group {
   margin-bottom: 20px;
   position: relative;
}

.form-group input,
.form-group textarea {
   width: 100%;
   padding: 14px 18px;
   border: 2px solid var(--border-light);
   border-radius: 16px;
   font-family: inherit;
   background: var(--bg-primary);
   color: var(--text-primary);
   transition: border 0.3s;
}

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

.form-group textarea {
   min-height: 120px;
   resize: vertical;
}

.char-counter {
   display: block;
   text-align: right;
   font-size: 12px;
   color: var(--text-muted);
   margin-top: 5px;
}

.submit-btn {
   background: linear-gradient(135deg, var(--pink), var(--orange));
   color: #fff;
   width: 100%;
   padding: 14px;
   border: none;
   border-radius: 16px;
   font-weight: 700;
   font-size: 16px;
   cursor: pointer;
   transition: all 0.3s;
}

.submit-btn:hover {
   transform: translateY(-2px);
}

.submit-btn.success {
   animation: btnSuccess 0.5s forwards;
}

.error-msg {
   display: block;
   color: #ff4444;
   font-size: 12px;
   margin-top: 5px;
   min-height: 20px;
}

input.error,
textarea.error {
   border-color: #ff4444 !important;
}

.social-links {
   display: flex;
   flex-direction: column;
   gap: 16px;
}

.social-link {
   display: flex;
   align-items: center;
   gap: 16px;
   padding: 16px 20px;
   background: var(--social-link-bg);
   border-radius: 20px;
   text-decoration: none;
   color: var(--text-primary);
   font-weight: 600;
   transition: all 0.3s;
}

.social-link i {
   font-size: 28px;
}

.social-link:hover {
   transform: translateX(10px);
   background: var(--social-link-hover-bg);
   color: #fff;
}

footer {
   background: linear-gradient(135deg, var(--yellow), var(--orange));
   padding: 40px 0;
   text-align: center;
   color: #fff;
}

.container-logo,
.accent-logo {
   background: linear-gradient(
      135deg,
      var(--pink),
      var(--orange),
      var(--yellow)
   );
   -webkit-background-clip: text;
   -webkit-text-fill-color: transparent;
   background-clip: text;
   font-weight: 800;
}

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

.portfolio-card {
   text-decoration: none;
   color: inherit;
   background: var(--card-bg);
   border-radius: 24px;
   overflow: hidden;
   border: 2px solid var(--border-light);
   box-shadow: var(--shadow-sm);
   transition:
      transform 0.35s cubic-bezier(0.34, 1.2, 0.55, 1),
      box-shadow 0.35s ease,
      border-color 0.35s ease;
   display: flex;
   flex-direction: column;
}

.portfolio-card:hover {
   transform: translateY(-10px) scale(1.02);
   border-color: var(--pink);
   box-shadow: 0 20px 50px rgba(255, 20, 147, 0.18);
}

.portfolio-img-wrap {
   position: relative;
   width: 100%;
   aspect-ratio: 16 / 9;
   overflow: hidden;
   background: var(--bg-secondary);
}

.portfolio-img {
   width: 100%;
   height: 100%;
   object-fit: cover;
   object-position: top;
   display: block;
   transition: transform 0.5s ease;
}

.portfolio-card:hover .portfolio-img {
   transform: scale(1.06);
}

.portfolio-hover {
   position: absolute;
   inset: 0;
   background: linear-gradient(
      135deg,
      rgba(255, 20, 147, 0.82),
      rgba(255, 165, 0, 0.82)
   );
   display: flex;
   align-items: center;
   justify-content: center;
   opacity: 0;
   transition: opacity 0.3s ease;
   backdrop-filter: blur(2px);
}

.portfolio-card:hover .portfolio-hover {
   opacity: 1;
}

.portfolio-visit {
   color: #fff;
   font-weight: 700;
   font-size: 17px;
   display: flex;
   align-items: center;
   gap: 10px;
   background: rgba(255, 255, 255, 0.15);
   padding: 12px 26px;
   border-radius: 40px;
   border: 2px solid rgba(255, 255, 255, 0.5);
   transition: background 0.2s;
}

.portfolio-visit i {
   transition: transform 0.25s ease;
}

.portfolio-card:hover .portfolio-visit i {
   transform: translateX(5px);
}

.portfolio-info {
   padding: 22px 24px 26px;
   display: flex;
   flex-direction: column;
   gap: 8px;
   flex: 1;
}

.portfolio-tag {
   display: inline-block;
   width: fit-content;
   font-size: 12px;
   font-weight: 700;
   letter-spacing: 0.06em;
   text-transform: uppercase;
   background: linear-gradient(135deg, var(--pink), var(--orange));
   -webkit-background-clip: text;
   -webkit-text-fill-color: transparent;
   background-clip: text;
}

.portfolio-title {
   font-size: 22px;
   font-weight: 800;
   color: var(--text-primary);
   margin: 0;
   transition: color 0.3s;
}

.portfolio-card:hover .portfolio-title {
   color: var(--pink);
}

.portfolio-desc {
   font-size: 14px;
   color: var(--text-muted);
   line-height: 1.6;
   margin: 0;
}

/* ── Мобильный переключатель темы ── */
.theme-toggle-mobile {
   width: 60px;
   height: 32px;
   background: var(--border-light);
   border-radius: 50px;
   border: none;
   cursor: pointer;
   position: relative;
   transition: all 0.3s ease;
   display: flex;
   align-items: center;
   justify-content: space-between;
   padding: 0 8px;
}

.theme-toggle-mobile i {
   font-size: 14px;
   z-index: 1;
   transition: all 0.3s ease;
   color: #fbbf24;
}

.theme-toggle-mobile::before {
   content: "";
   position: absolute;
   width: 24px;
   height: 24px;
   background: white;
   border-radius: 50%;
   top: 4px;
   left: 4px;
   transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
   box-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
}

[data-theme="dark"] .theme-toggle-mobile {
   background: var(--pink);
}

[data-theme="dark"] .theme-toggle-mobile::before {
   transform: translateX(28px);
}

[data-theme="dark"] .theme-toggle-mobile i {
   color: #ffffff;
}

.mobile-theme-row {
   display: flex;
   justify-content: space-between;
   align-items: center;
   padding: 14px 0;
   font-weight: 600;
   font-size: 18px;
   color: var(--text-primary);
   border-bottom: 1px solid var(--border-light);
}

/* ── Кнопка прокрутки вверх ── */
.scroll-to-top {
   position: fixed;
   bottom: 20px;
   right: 20px;
   width: 50px;
   height: 50px;
   background: linear-gradient(135deg, var(--pink), var(--orange));
   color: white;
   border: none;
   border-radius: 50%;
   cursor: pointer;
   font-size: 24px;
   display: flex;
   align-items: center;
   justify-content: center;
   opacity: 0;
   visibility: hidden;
   transition: all 0.3s ease;
   z-index: 999;
   box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.scroll-to-top.show {
   opacity: 1;
   visibility: visible;
}

.scroll-to-top:hover {
   transform: translateY(-5px);
   box-shadow: 0 6px 16px rgba(0, 0, 0, 0.3);
}

/* ── Адаптив ── */
html,
body {
   overflow-x: hidden;
   width: 100%;
   position: relative;
}

.hero-visual,
.floating-box,
.floating-icon1,
.floating-icon2,
.floating-icon3 {
   max-width: 100%;
   overflow-x: hidden;
}

@media (max-width: 900px) {
   /* Шапка */
   nav {
      padding: 10px 0;
   }
   nav .container {
      gap: 8px;
   }
   .theme-toggle {
      display: none;
   }
   .nav-links,
   .desktop-lang {
      display: none;
   }
   .hero-visual {
      display: none;
   }

   /* Лого */
   .logo {
      font-size: 20px;
   }

   /* Кнопка Заказать */
   .order-btn {
      font-size: 12px;
      padding: 6px 12px;
      border-radius: 30px;
   }

   /* Бургер */
   .hamburger {
      display: flex;
      flex-direction: column;
      justify-content: center;
      width: 26px;
      height: 26px;
   }
   .hamburger span {
      width: 22px;
      height: 2.5px;
   }
   .hamburger span:nth-child(1) {
      top: 4px;
   }
   .hamburger span:nth-child(2) {
      top: 11px;
   }
   .hamburger span:nth-child(3) {
      top: 18px;
   }

   /* Показываем мобильный дропдаун языка */
   .nav-lang-mobile {
      display: block;
   }

   /* Остальное */
   .hero-grid,
   .contact-grid {
      grid-template-columns: 1fr;
   }
   .hero-buttons {
      flex-direction: column;
      align-items: center;
   }
   .floating-box {
      width: 200px;
      height: 200px;
      font-size: 28px;
   }
   .services-grid {
      grid-template-columns: 1fr;
   }
   .about-content {
      padding: 30px;
   }
   .hero-grid .fly-from-center {
      opacity: 0;
      transform: translateX(var(--x, 0));
      transition: all 0.6s ease;
   }
   .hero-grid .fly-from-center.visible {
      opacity: 1;
      transform: translateX(0);
   }
   .hero-grid > div:first-child {
      --x: -60px;
   }
   .hero-grid > div:last-child {
      --x: 60px;
   }

   .scroll-to-top {
      width: 45px;
      height: 45px;
      bottom: 15px;
      right: 15px;
      font-size: 20px;
   }
}

@media (max-width: 700px) {
   .portfolio-grid {
      grid-template-columns: 1fr;
   }
}

@media (min-width: 901px) {
   .mobile-lang {
      display: none;
   }
   .nav-links li:last-child {
      display: none;
   }
}

@media (hover: none) {
   .portfolio-hover {
      opacity: 1;
   }
   .portfolio-img {
      transform: scale(1.06);
   }
}

/* 2 блок плавное появление  */
.about-content {
   background: var(--about-bg);
   border-radius: 24px;
   padding: 50px;
   text-align: center;
   transition: all 0.7s ease;
   opacity: 0;
   transform: translateY(40px);
}

.about-content.visible {
   opacity: 1;
   transform: translateY(0);
}
/* анимация формы  */
.contact-form {
   opacity: 0;
   transform: translateX(60px);
   transition: all 0.6s ease;
}

.contact-form.visible {
   opacity: 1;
   transform: translateX(0);
}