From 6b6a119568d1a366b887e2c2427488a32c82ed3b Mon Sep 17 00:00:00 2001
From: Nikita Tarasov <nikita@tarasov.top>
Date: Mon, 13 Jul 2026 14:27:45 +0500
Subject: [PATCH] mobile-optimize: +19 patterns (safe-area, sticky CTA, mobile
 menu, touch feedback, dvh, reduced-motion, font preload, overscroll,
 -webkit-backdrop-filter)

---
 seo-services-landing.html | 167 +++++++++++++++++++++++++++++++++++++-
 1 file changed, 166 insertions(+), 1 deletion(-)

diff --git a/seo-services-landing.html b/seo-services-landing.html
index f378fb7..a5daef3 100644
--- a/seo-services-landing.html
+++ b/seo-services-landing.html
@@ -6,6 +6,7 @@
   <title>SEOIQ — SEO, которое меняет правила</title>
   <link rel="preconnect" href="https://fonts.googleapis.com">
   <link rel="preconnect" href="https://fonts.gstatic.com" crossorigin>
+  <link rel="preload" href="https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&family=JetBrains+Mono:wght@400;500;700&display=swap" as="style">
   <link href="https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&family=JetBrains+Mono:wght@400;500;700&display=swap" rel="stylesheet">
   <style>
     :root {
@@ -42,6 +43,105 @@
       color: var(--text);
       overflow-x: hidden;
       -webkit-font-smoothing: antialiased;
+      overscroll-behavior-y: contain;
+    }
+
+    @supports (padding: max(0px)) {
+      body {
+        padding-top: max(0px, env(safe-area-inset-top));
+        padding-bottom: max(0px, env(safe-area-inset-bottom));
+      }
+      .nav {
+        padding-top: max(0px, env(safe-area-inset-top));
+      }
+      .content {
+        padding-left: max(24px, env(safe-area-inset-left));
+        padding-right: max(24px, env(safe-area-inset-right));
+      }
+    }
+
+    /* ── Touch feedback ── */
+    .btn {
+      -webkit-tap-highlight-color: transparent;
+      -webkit-touch-callout: none;
+    }
+    .btn:active {
+      transform: scale(0.97);
+    }
+    .btn-primary:active {
+      transform: scale(0.97);
+    }
+    .btn-glass:active {
+      transform: scale(0.97);
+    }
+    .price-btn:active {
+      transform: scale(0.97);
+    }
+
+    /* ── Mobile menu ── */
+    .mobile-menu-btn {
+      display: none;
+      width: 44px;
+      height: 44px;
+      padding: 10px;
+      background: transparent;
+      border: 1px solid var(--border);
+      border-radius: 8px;
+      cursor: pointer;
+      -webkit-tap-highlight-color: transparent;
+    }
+    .mobile-menu-btn span {
+      display: block;
+      width: 20px;
+      height: 2px;
+      background: var(--text);
+      margin: 4px auto;
+      transition: all 0.3s;
+    }
+    .mobile-menu {
+      position: fixed;
+      top: 0; left: 0; right: 0; bottom: 0;
+      background: rgba(3,0,20,0.98);
+      backdrop-filter: blur(20px);
+      -webkit-backdrop-filter: blur(20px);
+      z-index: 200;
+      display: flex;
+      flex-direction: column;
+      padding: 80px 24px 40px;
+      transform: translateX(100%);
+      transition: transform 0.3s var(--ease);
+    }
+    .mobile-menu.open {
+      transform: translateX(0);
+    }
+    .mobile-menu-close {
+      position: absolute;
+      top: 20px;
+      right: 20px;
+      width: 44px;
+      height: 44px;
+      background: transparent;
+      border: 1px solid var(--border);
+      border-radius: 8px;
+      font-size: 24px;
+      color: var(--text);
+      cursor: pointer;
+      -webkit-tap-highlight-color: transparent;
+    }
+    .mobile-menu a {
+      display: flex;
+      align-items: center;
+      gap: 12px;
+      padding: 16px 0;
+      color: var(--text);
+      text-decoration: none;
+      font-size: 18px;
+      font-weight: 500;
+      border-bottom: 1px solid var(--border);
+      min-height: 44px;
+    }
+    .mobile-menu a:active {
+      background: rgba(255,255,255,0.05);
     }
 
     /* ── Three.js Canvas ── */
@@ -147,7 +247,7 @@
 
     /* ── Hero Section ── */
     .hero {
-      min-height: 100vh;
+      min-height: 100dvh;
       display: flex; flex-direction: column;
       justify-content: center; align-items: center;
       text-align: center;
@@ -687,19 +787,62 @@
     footer a { color: var(--text-muted); text-decoration: none; transition: color 0.2s; }
     footer a:hover { color: var(--text); }
 
+    /* ── Sticky CTA (mobile) ── */
+    .sticky-cta {
+      position: fixed;
+      bottom: 0;
+      left: 0;
+      right: 0;
+      padding: 12px 16px;
+      padding-bottom: max(12px, env(safe-area-inset-bottom));
+      background: rgba(3,0,20,0.95);
+      backdrop-filter: blur(20px);
+      -webkit-backdrop-filter: blur(20px);
+      border-top: 1px solid var(--border);
+      z-index: 90;
+      display: none;
+      flex-direction: column;
+      gap: 8px;
+      box-shadow: 0 -4px 12px rgba(0,0,0,0.3);
+    }
+    .sticky-cta__btn {
+      width: 100%;
+      text-align: center;
+      padding: 14px 24px;
+    }
+    .sticky-cta__hint {
+      text-align: center;
+      font-size: 12px;
+      color: var(--text-muted);
+    }
+
     /* ── Responsive ── */
     @media (max-width: 900px) {
       .nav-links { display: none; }
+      .mobile-menu-btn { display: flex; }
       .bento-grid { grid-template-columns: 1fr; }
       .bento-card.span-2 { grid-column: span 1; }
       .pricing-grid { grid-template-columns: 1fr; max-width: 420px; margin: 0 auto; }
       .testimonials-grid { grid-template-columns: 1fr; }
       .hero-stats { gap: 32px; }
       .float-el { display: none; }
+      .sticky-cta { display: flex; }
+      main { padding-bottom: 80px; }
     }
     @media (max-width: 600px) {
       .hero-title { letter-spacing: -2px; }
     }
+
+    /* ── Reduced motion ── */
+    @media (prefers-reduced-motion: reduce) {
+      *, *::before, *::after {
+        animation-duration: 0.01ms !important;
+        animation-iteration-count: 1 !important;
+        transition-duration: 0.01ms !important;
+        scroll-behavior: auto !important;
+      }
+      .reveal { opacity: 1; transform: none; }
+    }
   </style>
 </head>
 <body>
@@ -713,6 +856,7 @@
   <div class="noise"></div>
 
   <div class="content">
+    <main>
 
     <!-- Nav -->
     <nav class="nav" id="nav">
@@ -724,8 +868,21 @@
         <a href="#process">Процесс</a>
         <a href="#contact" class="nav-cta">Обсудить проект →</a>
       </div>
+      <button class="mobile-menu-btn" aria-label="Открыть меню" onclick="document.querySelector('.mobile-menu').classList.add('open'); document.body.style.overflow='hidden'">
+        <span></span><span></span><span></span>
+      </button>
     </nav>
 
+    <!-- Mobile Menu -->
+    <div class="mobile-menu" id="mobile-menu">
+      <button class="mobile-menu-close" aria-label="Закрыть меню" onclick="document.querySelector('.mobile-menu').classList.remove('open'); document.body.style.overflow=''">✕</button>
+      <a href="#approach" onclick="document.querySelector('.mobile-menu').classList.remove('open'); document.body.style.overflow=''">📊 Подход</a>
+      <a href="#results" onclick="document.querySelector('.mobile-menu').classList.remove('open'); document.body.style.overflow=''">📈 Результаты</a>
+      <a href="#pricing" onclick="document.querySelector('.mobile-menu').classList.remove('open'); document.body.style.overflow=''">💰 Тарифы</a>
+      <a href="#process" onclick="document.querySelector('.mobile-menu').classList.remove('open'); document.body.style.overflow=''">⚡ Процесс</a>
+      <a href="#contact" onclick="document.querySelector('.mobile-menu').classList.remove('open'); document.body.style.overflow=''">📞 Обсудить проект →</a>
+    </div>
+
     <!-- Hero -->
     <section class="hero">
       <div class="floating-elements">
@@ -1077,6 +1234,14 @@
       <span>Уфа, Россия · <a href="mailto:nikita@tarasov.top">nikita@tarasov.top</a></span>
     </footer>
 
+    </main>
+
+    <!-- Sticky CTA (mobile only) -->
+    <div class="sticky-cta">
+      <a href="#contact" class="btn btn-primary sticky-cta__btn">Обсудить проект →</a>
+      <span class="sticky-cta__hint">Средний отклик — менее 2 часов</span>
+    </div>
+
   </div>
 
   <!-- Three.js + GSAP -->