/* ============================================
   TAGMAX - Cupertino Style
   Complete Responsive Overhaul
   ============================================ */

/* Skip-nav / Visually hidden (acessibilidade) */
.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}
.visually-hidden:focus {
    position: fixed;
    top: 8px;
    left: 8px;
    width: auto;
    height: auto;
    padding: 12px 24px;
    margin: 0;
    overflow: visible;
    clip: auto;
    white-space: normal;
    background: var(--blue, #007AFF);
    color: #fff;
    font-size: 1rem;
    font-weight: 600;
    border-radius: 8px;
    z-index: 99999;
    text-decoration: none;
    box-shadow: 0 4px 16px rgba(0,0,0,0.3);
}

:root {
    --blue: #007AFF;
    --blue-light: #5AC8FA;
    --green: #34C759;
    --red: #FF3B30;
    --orange: #FF9500;
    --yellow: #FFCC02;
    --purple: #AF52DE;
    --pink: #FF2D55;
    --gray-1: #8E8E93;
    --gray-2: #AEAEB2;
    --gray-3: #C7C7CC;
    --gray-4: #D1D1D6;
    --gray-5: #E5E5EA;
    --gray-6: #F2F2F7;
    --bg: #FFFFFF;
    --text: #1C1C1E;
    --text-secondary: #3C3C43;
    --text-tertiary: #8E8E93;
    --card-bg: #FFFFFF;
    --card-shadow: 0 2px 20px rgba(0, 0, 0, 0.06);
    --card-shadow-hover: 0 8px 40px rgba(0, 0, 0, 0.12);
    --nav-blur: saturate(180%) blur(20px);
    --transition: 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    --nav-height: 80px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html {
    scroll-behavior: smooth;
    overflow-x: hidden;
    -webkit-text-size-adjust: 100%;
    -ms-text-size-adjust: 100%;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'Segoe UI', Roboto, sans-serif;
    color: var(--text);
    background: var(--bg);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    line-height: 1.6;
    overflow-wrap: break-word;
    word-wrap: break-word;
    overflow-x: hidden;
    width: 100%;
    max-width: 100vw;
}

img {
    max-width: 100%;
    height: auto;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    overflow-wrap: break-word;
    word-wrap: break-word;
    width: 100%;
}

/* ============================================
   Navbar
   ============================================ */
.navbar {
    position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: var(--nav-blur);
    -webkit-backdrop-filter: var(--nav-blur);
    border-bottom: 0.5px solid rgba(0, 0, 0, 0.08);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.06);
    transition: var(--transition);
}

.nav-container {
    max-width: 1200px; margin: 0 auto; padding: 0 24px;
    display: flex; align-items: center; justify-content: space-between;
    height: var(--nav-height);
}

.nav-logo { display: flex; align-items: center; }

.nav-logo-img {
    height: 260px;
    width: 200px;
    object-fit: contain;
    filter: drop-shadow(0 2px 8px rgba(0, 0, 0, 0.15));
}

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

.nav-links a {
    text-decoration: none; color: var(--text);
    font-size: 0.875rem; font-weight: 500;
    transition: var(--transition); position: relative;
}
.nav-links a:hover { color: var(--blue); }
.nav-links a::after {
    content: ''; position: absolute; bottom: -4px; left: 0;
    width: 0; height: 2px; background: var(--blue);
    border-radius: 1px; transition: var(--transition);
}
.nav-links a:hover::after { width: 100%; }

.nav-toggle {
    display: none; flex-direction: column; gap: 5px;
    background: none; border: none; cursor: pointer; padding: 8px;
    min-width: 44px; min-height: 44px;
    align-items: center; justify-content: center;
}
.nav-toggle span {
    width: 24px; height: 2.5px; background: var(--text);
    border-radius: 2px; transition: var(--transition);
    display: block;
}
.nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}
.nav-toggle.active span:nth-child(2) {
    opacity: 0;
}
.nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* ============================================
   Hero
   ============================================ */
.hero {
    padding: 100px 0 50px; position: relative; overflow: hidden;
    min-height: 90vh; display: flex; align-items: center;
    background: linear-gradient(180deg, var(--gray-6) 0%, var(--bg) 100%);
}

.hero-bg-shapes { position: absolute; inset: 0; overflow: hidden; pointer-events: none; }
.shape { position: absolute; border-radius: 50%; filter: blur(80px); opacity: 0.3; }
.shape-1 { width: 600px; height: 600px; background: var(--blue); top: -200px; right: -200px; opacity: 0.08; }
.shape-2 { width: 400px; height: 400px; background: var(--purple); bottom: -100px; left: -100px; opacity: 0.06; }
.shape-3 { width: 300px; height: 300px; background: var(--green); top: 50%; left: 50%; opacity: 0.05; }

.hero-content {
    display: grid; grid-template-columns: 1fr 1fr;
    align-items: center; gap: 40px; position: relative; z-index: 1;
}
.hero-logo { margin-bottom: 16px; }
.hero-logo-img { height: 100px; width: auto; }

.hero-text h1 { font-size: 3.5rem; font-weight: 800; line-height: 1.1; letter-spacing: -1.5px; margin-bottom: 20px; }
.gradient-text { background: linear-gradient(135deg, var(--blue), var(--purple)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.hero-subtitle { font-size: 1.05rem; color: var(--text-secondary); line-height: 1.6; margin-bottom: 12px; max-width: 520px; }
.hero-description { font-size: 0.9rem; color: var(--text-tertiary); line-height: 1.6; margin-bottom: 24px; max-width: 520px; }
.hero-buttons { display: flex; gap: 16px; flex-wrap: wrap; }

.btn {
    display: inline-flex; align-items: center; justify-content: center;
    padding: 14px 28px; border-radius: 14px; font-size: 0.95rem;
    font-weight: 600; text-decoration: none; transition: var(--transition);
    border: none; cursor: pointer;
    min-height: 44px;
}
.btn-primary { background: var(--blue); color: white; box-shadow: 0 4px 16px rgba(0, 122, 255, 0.3); }
.btn-primary:hover { background: #0066D6; transform: translateY(-2px); box-shadow: 0 6px 24px rgba(0, 122, 255, 0.4); }
.btn-secondary { background: rgba(0, 122, 255, 0.08); color: var(--blue); }
.btn-secondary:hover { background: rgba(0, 122, 255, 0.14); transform: translateY(-2px); }
.btn-large { padding: 18px 40px; font-size: 1.05rem; border-radius: 16px; }

/* Store Buttons */
.store-buttons {
    display: flex; gap: 12px; margin-top: 20px; flex-wrap: wrap;
}

.store-btn {
    display: inline-flex !important; align-items: center; gap: 8px;
    padding: 8px 16px; border-radius: 10px;
    color: white !important; text-decoration: none; transition: var(--transition);
    border: none; visibility: visible !important; opacity: 1 !important;
    min-height: 36px;
}
.store-btn svg {
    flex-shrink: 0; width: 18px; height: 18px; display: block;
}
.store-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
}
.store-label {
    display: block !important; font-size: 0.55rem; font-weight: 400;
    opacity: 0.9; line-height: 1.1; letter-spacing: 0.2px;
}
.store-name {
    display: block !important; font-size: 0.82rem; font-weight: 700;
    line-height: 1.3;
}

/* Apple - preto elegante */
.store-btn-apple {
    background: #000000 !important;
    box-shadow: 0 4px 14px rgba(0, 0, 0, 0.25);
}
.store-btn-apple .store-label, .store-btn-apple .store-name { color: white !important; }

/* Google Play - gradiente colorido */
.store-btn-google {
    background: linear-gradient(135deg, #01875f, #00a86b) !important;
    box-shadow: 0 4px 14px rgba(1, 135, 95, 0.3);
}
.store-btn-google .store-label, .store-btn-google .store-name { color: white !important; }

/* CTA Apple - fundo branco no card escuro */
.store-btn-cta-apple {
    background: rgba(255,255,255,0.95) !important; color: #000 !important;
    box-shadow: 0 4px 14px rgba(0, 0, 0, 0.15);
}
.store-btn-cta-apple .store-label { color: #333 !important; opacity: 0.8; }
.store-btn-cta-apple .store-name { color: #000 !important; }
.store-btn-cta-apple svg path { fill: #000; }

/* CTA Google Play - fundo branco no card escuro */
.store-btn-cta-google {
    background: rgba(255,255,255,0.95) !important; color: #01875f !important;
    box-shadow: 0 4px 14px rgba(0, 0, 0, 0.15);
}
.store-btn-cta-google .store-label { color: #333 !important; opacity: 0.8; }
.store-btn-cta-google .store-name { color: #01875f !important; }

.cta-store-buttons {
    display: flex; gap: 12px; justify-content: center;
    margin-bottom: 8px; flex-wrap: wrap;
}

.hero-image { display: flex; justify-content: center; }

.hero-phones { position: relative; width: 420px; height: 480px; display: flex; justify-content: center; align-items: center; }
.phone-mockup { border-radius: 28px; overflow: hidden; box-shadow: 0 16px 48px rgba(0, 0, 0, 0.15), 0 0 0 1px rgba(0, 0, 0, 0.05); position: absolute; background: #000; }
.phone-mockup img { width: 100%; height: 100%; object-fit: cover; display: block; }
.phone-left { width: 180px; height: 380px; left: 0; top: 50px; z-index: 1; transform: rotate(-8deg); opacity: 0.85; }
.phone-center { width: 210px; height: 440px; left: 50%; top: 20px; transform: translateX(-50%); z-index: 3; box-shadow: 0 24px 64px rgba(0, 0, 0, 0.25), 0 0 0 1px rgba(0, 0, 0, 0.06); border-radius: 32px; }
.phone-right { width: 180px; height: 380px; right: 0; top: 50px; z-index: 2; transform: rotate(8deg); opacity: 0.85; }

/* ============================================
   Section Headers
   ============================================ */
.section-header { text-align: center; margin-bottom: 40px; overflow-wrap: break-word; word-wrap: break-word; }
.section-header h2 { font-size: 2.2rem; font-weight: 700; letter-spacing: -0.8px; margin-bottom: 12px; }
.section-header p { font-size: 1.05rem; color: var(--text-tertiary); max-width: 480px; margin: 0 auto; }

/* ============================================
   About Section
   ============================================ */
.about-section { padding: 60px 0; background: var(--bg); }
.about-content { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: start; }
.about-badge { display: inline-block; padding: 6px 16px; border-radius: 20px; background: linear-gradient(135deg, rgba(0, 122, 255, 0.1), rgba(88, 86, 214, 0.1)); color: var(--blue); font-size: 0.8rem; font-weight: 700; letter-spacing: 1px; text-transform: uppercase; margin-bottom: 16px; }
.about-text h2 { font-size: 2rem; font-weight: 700; letter-spacing: -0.8px; margin-bottom: 4px; }
.about-lead { font-size: 1.1rem; color: var(--blue); font-weight: 600; margin-bottom: 16px; }
.about-text p { font-size: 0.95rem; color: var(--text-secondary); line-height: 1.7; margin-bottom: 12px; overflow-wrap: break-word; word-wrap: break-word; }
.about-highlights { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-top: 24px; }
.about-highlight-item { display: flex; align-items: center; gap: 10px; font-size: 0.9rem; font-weight: 500; color: var(--text); }
.about-usecases { background: var(--gray-6); border-radius: 24px; padding: 36px; }
.about-usecases h3 { font-size: 1.1rem; font-weight: 600; margin-bottom: 24px; text-align: center; letter-spacing: -0.3px; }
.usecase-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-bottom: 20px; }
.usecase-item { display: flex; flex-direction: column; align-items: center; gap: 8px; padding: 20px 12px; background: var(--card-bg); border-radius: 16px; border: 1px solid var(--gray-5); transition: var(--transition); }
.usecase-item:hover { transform: translateY(-2px); box-shadow: var(--card-shadow); }
.usecase-icon { font-size: 1.6rem; }
.usecase-item span:last-child { font-size: 0.82rem; font-weight: 500; color: var(--text-secondary); }
.usecase-footer { text-align: center; font-size: 0.85rem; color: var(--text-tertiary); font-weight: 500; font-style: italic; }

/* ============================================
   Models Section
   ============================================ */
.models-section { padding: 60px 0; background: var(--gray-6); }
.models-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 24px; }
.model-card { background: var(--card-bg); border-radius: 24px; padding: 32px; border: 1px solid var(--gray-5); transition: var(--transition); position: relative; overflow: hidden; overflow-wrap: break-word; word-wrap: break-word; display: flex; flex-direction: column; }
.model-card:hover { transform: translateY(-4px); box-shadow: var(--card-shadow-hover); border-color: transparent; }
.model-card-featured { border-color: rgba(0, 122, 255, 0.2); background: linear-gradient(180deg, rgba(0, 122, 255, 0.02) 0%, var(--card-bg) 100%); }
.model-card-featured:hover { border-color: rgba(0, 122, 255, 0.3); }
.model-badge { position: absolute; top: 20px; right: 20px; padding: 6px 14px; border-radius: 12px; background: var(--blue); color: white; font-size: 0.8rem; font-weight: 700; letter-spacing: 0.5px; }
.model-badge-alt { background: linear-gradient(135deg, #CC2936, #FF3B30); }
.model-icon { width: 64px; height: 64px; border-radius: 18px; background: rgba(0, 122, 255, 0.08); display: flex; align-items: center; justify-content: center; margin-bottom: 20px; }
.model-card h3 { font-size: 1.3rem; font-weight: 700; margin-bottom: 16px; letter-spacing: -0.3px; padding-right: 60px; }
.model-specs { display: flex; flex-direction: column; gap: 10px; margin-bottom: 16px; }
.model-spec { display: flex; align-items: center; gap: 10px; font-size: 0.88rem; color: var(--text-secondary); }
.model-spec strong { color: var(--text); }
.model-description { font-size: 0.85rem; color: var(--text-tertiary); line-height: 1.6; padding-top: 16px; border-top: 1px solid var(--gray-5); overflow-wrap: break-word; word-wrap: break-word; margin-bottom: 16px; flex-grow: 1; }
.model-battery-info { font-size: 0.78rem; color: var(--text-tertiary); margin-bottom: 14px; padding: 8px 12px; background: var(--gray-6); border-radius: 8px; text-align: center; }
.model-battery-info strong { color: var(--text-secondary); }
.btn-model { width: 100%; text-align: center; padding: 12px 20px; font-size: 0.88rem; border-radius: 12px; margin-top: auto; flex-shrink: 0; min-height: 44px; }
.btn-model-red { background: var(--red); color: white; box-shadow: 0 4px 14px rgba(255, 59, 48, 0.3); }
.btn-model-red:hover { background: #E0342D; color: white; box-shadow: 0 6px 20px rgba(255, 59, 48, 0.4); }

/* ============================================
   Features
   ============================================ */
.features { padding: 60px 0; }
.features-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.feature-card { background: var(--card-bg); border-radius: 20px; padding: 32px 28px; border: 1px solid var(--gray-5); transition: var(--transition); overflow: hidden; overflow-wrap: break-word; word-wrap: break-word; }
.feature-card:hover { transform: translateY(-4px); box-shadow: var(--card-shadow-hover); border-color: transparent; }
.feature-icon { width: 56px; height: 56px; border-radius: 16px; display: flex; align-items: center; justify-content: center; margin-bottom: 20px; }
.feature-card h3 { font-size: 1.1rem; font-weight: 600; margin-bottom: 10px; letter-spacing: -0.3px; }
.feature-card p { font-size: 0.9rem; color: var(--text-tertiary); line-height: 1.6; overflow-wrap: break-word; word-wrap: break-word; }

/* ============================================
   Status Section
   ============================================ */
.status-section { padding: 60px 0; background: var(--gray-6); }
.status-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; max-width: 900px; margin: 0 auto; }
.status-item { display: flex; align-items: center; gap: 16px; background: var(--card-bg); padding: 20px 24px; border-radius: 16px; border: 1px solid var(--gray-5); transition: var(--transition); overflow-wrap: break-word; word-wrap: break-word; }
.status-item:hover { transform: translateY(-2px); box-shadow: var(--card-shadow); }
.status-dot { width: 14px; height: 14px; border-radius: 50%; flex-shrink: 0; box-shadow: 0 0 8px currentColor; }
.status-item strong { display: block; font-size: 0.9rem; font-weight: 600; margin-bottom: 2px; }
.status-item span { font-size: 0.8rem; color: var(--text-tertiary); }

/* ============================================
   CTA
   ============================================ */
.cta-section { padding: 50px 0; }
.cta-card { background: linear-gradient(135deg, #1a1a5e, #2d2d8e); border-radius: 28px; padding: 48px 40px; text-align: center; color: white; position: relative; overflow: hidden; }
.cta-card::before { content: ''; position: absolute; top: -50%; right: -30%; width: 500px; height: 500px; background: radial-gradient(circle, rgba(0, 122, 255, 0.3) 0%, transparent 70%); pointer-events: none; }
.cta-card h2 { font-size: 2rem; font-weight: 700; margin-bottom: 12px; position: relative; }
.cta-card p { font-size: 1.05rem; opacity: 0.8; margin-bottom: 32px; position: relative; overflow-wrap: break-word; word-wrap: break-word; }
.cta-card .btn-primary { background: white; color: #1a1a5e; box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2); position: relative; }
.cta-card .btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3); }

/* ============================================
   Contact
   ============================================ */
.contact-section { padding: 60px 0; background: var(--gray-6); }
.contact-cards { display: flex; gap: 24px; justify-content: center; flex-wrap: wrap; }
.contact-card { background: var(--card-bg); border-radius: 20px; padding: 36px 40px; text-align: center; border: 1px solid var(--gray-5); min-width: 240px; flex: 1; max-width: 350px; transition: var(--transition); overflow-wrap: break-word; word-wrap: break-word; }
.contact-card:hover { transform: translateY(-4px); box-shadow: var(--card-shadow-hover); }
.contact-card-link { text-decoration: none; color: inherit; cursor: pointer; }
.contact-card-link:hover { border-color: #34C759; }
.contact-icon { margin-bottom: 16px; }
.contact-card h3 { font-size: 1rem; font-weight: 600; margin-bottom: 6px; }
.contact-card p { color: var(--text-tertiary); font-size: 0.9rem; word-break: break-all; }

/* ============================================
   Footer
   ============================================ */
.footer { padding: 48px 0 24px; border-top: 0.5px solid var(--gray-5); }
.footer-content { display: flex; justify-content: space-between; align-items: center; margin-bottom: 32px; }
.footer-logo { display: flex; flex-direction: column; align-items: flex-start; gap: 4px; }
.footer-logo-img { height: 280px; width: auto; max-width: 100%; object-fit: contain; }
.footer-logo p { font-size: 0.8rem; color: var(--text-tertiary); font-weight: 400; margin-top: 4px; }
.footer-links { display: flex; gap: 24px; flex-wrap: wrap; }
.footer-links a { text-decoration: none; color: var(--text-tertiary); font-size: 0.85rem; transition: var(--transition); min-height: 44px; display: inline-flex; align-items: center; }
.footer-links a:hover { color: var(--blue); }
.footer-bottom { text-align: center; padding-top: 24px; border-top: 0.5px solid var(--gray-5); }
.footer-company { font-size: 0.78rem; color: var(--text-secondary); font-weight: 600; margin-bottom: 8px; letter-spacing: 0.3px; overflow-wrap: break-word; word-wrap: break-word; }
.footer-bottom p { font-size: 0.8rem; color: var(--text-tertiary); overflow-wrap: break-word; word-wrap: break-word; }

/* ============================================
   Manual Page
   ============================================ */
.manual-hero { padding: 100px 0 30px; background: linear-gradient(180deg, var(--gray-6) 0%, var(--bg) 100%); text-align: center; }
.manual-hero h1 { font-size: 2.8rem; font-weight: 800; letter-spacing: -1px; margin-bottom: 12px; }
.manual-hero p { font-size: 1.1rem; color: var(--text-tertiary); max-width: 500px; margin: 0 auto; }

.manual-toc { padding: 16px 0; position: sticky; top: var(--nav-height); background: rgba(255, 255, 255, 0.9); backdrop-filter: var(--nav-blur); -webkit-backdrop-filter: var(--nav-blur); z-index: 100; border-bottom: 0.5px solid var(--gray-5); }
.toc-scroll { display: flex; flex-wrap: wrap; gap: 8px; justify-content: center; padding-bottom: 8px; }
.toc-link { padding: 8px 16px; border-radius: 20px; font-size: 0.82rem; font-weight: 500; text-decoration: none; color: var(--text-secondary); background: var(--gray-6); transition: var(--transition); white-space: nowrap; min-height: 44px; display: inline-flex; align-items: center; }
.toc-link:hover, .toc-link.active { background: var(--blue); color: white; }

.manual-content { padding: 40px 0 60px; }
.manual-section { margin-bottom: 80px; scroll-margin-top: 160px; }
.manual-section-header { display: flex; align-items: center; gap: 16px; margin-bottom: 16px; }
.manual-section-icon { width: 48px; height: 48px; border-radius: 14px; display: flex; align-items: center; justify-content: center; font-size: 1.4rem; flex-shrink: 0; }
.manual-section-header h2 { font-size: 1.6rem; font-weight: 700; letter-spacing: -0.5px; }
.manual-section > p { font-size: 0.95rem; color: var(--text-secondary); margin-bottom: 32px; max-width: 700px; line-height: 1.7; overflow-wrap: break-word; word-wrap: break-word; }

.manual-step { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: center; margin-bottom: 48px; padding: 32px; background: var(--gray-6); border-radius: 24px; }
.manual-step.reverse { direction: rtl; }
.manual-step.reverse > * { direction: ltr; }
.manual-step-text { padding: 8px 0; overflow-wrap: break-word; word-wrap: break-word; }
.step-number { display: inline-flex; align-items: center; justify-content: center; width: 32px; height: 32px; border-radius: 10px; background: var(--blue); color: white; font-size: 0.85rem; font-weight: 700; margin-bottom: 12px; }
.manual-step-text h3 { font-size: 1.15rem; font-weight: 600; margin-bottom: 10px; letter-spacing: -0.3px; }
.manual-step-text p { font-size: 0.9rem; color: var(--text-secondary); line-height: 1.7; }
.manual-step-text ul { list-style: none; margin-top: 12px; }
.manual-step-text ul li { font-size: 0.88rem; color: var(--text-secondary); padding: 5px 0; padding-left: 22px; position: relative; overflow-wrap: break-word; word-wrap: break-word; }
.manual-step-text ul li::before { content: ''; position: absolute; left: 0; top: 12px; width: 8px; height: 8px; border-radius: 50%; background: var(--blue); }
.manual-step-image { display: flex; justify-content: center; }
.screenshot-frame { width: 240px; max-width: 100%; border-radius: 28px; overflow: hidden; box-shadow: 0 12px 40px rgba(0, 0, 0, 0.12), 0 0 0 1px rgba(0, 0, 0, 0.04); background: #000; }
.screenshot-frame img { width: 100%; display: block; }
.dual-screenshots { display: flex; gap: 20px; justify-content: center; flex-wrap: wrap; }
.dual-screenshots .screenshot-frame { width: 200px; }
.tip-box { display: flex; gap: 14px; padding: 20px 24px; background: rgba(0, 122, 255, 0.06); border-radius: 16px; margin-top: 16px; border: 1px solid rgba(0, 122, 255, 0.1); }
.tip-box .tip-icon { flex-shrink: 0; font-size: 1.2rem; line-height: 1.6; }
.tip-box p { font-size: 0.85rem; color: var(--blue); font-weight: 500; }

/* ============================================
   Product Detail Page
   ============================================ */
.product-hero-card { border-radius: 28px; padding: 48px 40px; margin-bottom: 40px; display: grid; grid-template-columns: 1fr auto; gap: 40px; align-items: center; color: white; position: relative; overflow: hidden; }
.product-hero-blue { background: linear-gradient(135deg, #1a1a5e, #2d4a8e); }
.product-hero-green { background: linear-gradient(135deg, #1a5e3a, #2d8e5a); }
.product-hero-cyan { background: linear-gradient(135deg, #0a4a6e, #1a7aae); }
.product-hero-orange { background: linear-gradient(135deg, #8e4a0a, #c66a1a); }
.product-hero-dark { background: linear-gradient(135deg, #1a1a2e, #2d2d4e); }
.product-hero-red { background: linear-gradient(135deg, #8B0000, #CC2936); }
.product-hero-purple { background: linear-gradient(135deg, #4a1a8e, #7a3abe); }
.product-hero-card::before { content: ''; position: absolute; top: -50%; right: -20%; width: 400px; height: 400px; background: radial-gradient(circle, rgba(255,255,255,0.08) 0%, transparent 70%); pointer-events: none; }
.product-version-badge { display: inline-block; padding: 6px 16px; border-radius: 10px; background: rgba(255,255,255,0.2); font-size: 0.85rem; font-weight: 700; letter-spacing: 1px; margin-bottom: 12px; backdrop-filter: blur(10px); }
.product-badge-orange { background: linear-gradient(135deg, #FF9500, #FF6B00); }
.product-hero-content h2 { font-size: 2rem; font-weight: 800; margin-bottom: 8px; letter-spacing: -0.5px; overflow-wrap: break-word; word-wrap: break-word; }
.product-tagline { font-size: 1rem; opacity: 0.85; font-weight: 500; margin-bottom: 16px; }
.product-intro { font-size: 0.92rem; opacity: 0.8; line-height: 1.7; max-width: 600px; overflow-wrap: break-word; word-wrap: break-word; }
.product-hero-specs { display: flex; gap: 20px; flex-wrap: wrap; }
.product-hero-spec { display: flex; flex-direction: column; align-items: center; text-align: center; padding: 20px 24px; background: rgba(255,255,255,0.1); border-radius: 16px; backdrop-filter: blur(10px); min-width: 90px; }
.spec-value { font-size: 1.4rem; font-weight: 800; margin-bottom: 4px; }
.spec-label { font-size: 0.75rem; opacity: 0.7; font-weight: 500; text-transform: uppercase; letter-spacing: 0.5px; }

.product-benefits { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; margin-bottom: 32px; }
.benefit-card { background: var(--gray-6); border-radius: 20px; padding: 28px; transition: var(--transition); overflow: hidden; overflow-wrap: break-word; word-wrap: break-word; }
.benefit-card:hover { transform: translateY(-2px); box-shadow: var(--card-shadow); }
.benefit-icon { font-size: 1.8rem; margin-bottom: 12px; }
.benefit-card h3 { font-size: 1rem; font-weight: 600; margin-bottom: 8px; letter-spacing: -0.2px; }
.benefit-card p { font-size: 0.88rem; color: var(--text-secondary); line-height: 1.6; overflow-wrap: break-word; word-wrap: break-word; }

.product-usecase-banner { background: linear-gradient(135deg, rgba(0,122,255,0.06), rgba(88,86,214,0.06)); border: 1px solid rgba(0,122,255,0.12); border-radius: 16px; padding: 24px 28px; margin-bottom: 32px; overflow-wrap: break-word; word-wrap: break-word; }
.product-usecase-banner p { font-size: 0.92rem; color: var(--blue); font-weight: 500; line-height: 1.6; }
.product-quality-text { font-size: 0.92rem; color: var(--text-secondary); line-height: 1.7; margin-bottom: 32px; overflow-wrap: break-word; word-wrap: break-word; }

.product-highlights-section { margin-bottom: 32px; }
.product-highlights-section h3 { font-size: 1.15rem; font-weight: 700; margin-bottom: 20px; }
.highlights-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
.highlight-item { display: flex; align-items: center; gap: 12px; padding: 14px 18px; background: var(--gray-6); border-radius: 12px; font-size: 0.88rem; color: var(--text-secondary); overflow-wrap: break-word; word-wrap: break-word; }
.highlight-item strong { color: var(--text); }

.product-dimensions { margin-bottom: 32px; }
.product-dimensions h3 { font-size: 1.15rem; font-weight: 700; margin-bottom: 20px; }
.dimensions-grid { display: flex; gap: 16px; margin-bottom: 12px; flex-wrap: wrap; }
.dimension-item { flex: 1; min-width: 80px; display: flex; flex-direction: column; align-items: center; text-align: center; padding: 20px; background: var(--gray-6); border-radius: 16px; }
.dimension-label { font-size: 0.78rem; color: var(--text-tertiary); text-transform: uppercase; letter-spacing: 0.5px; margin-bottom: 6px; }
.dimension-value { font-size: 1.4rem; font-weight: 700; color: var(--blue); }
.dimension-sub { font-size: 0.8rem; color: var(--text-tertiary); margin-top: 2px; }
.dimensions-note { font-size: 0.85rem; color: var(--text-tertiary); font-style: italic; }

.product-specs-section { margin-bottom: 32px; background: var(--gray-6); border-radius: 24px; padding: 32px; overflow: hidden; }
.product-specs-section h3 { font-size: 1.15rem; font-weight: 700; margin-bottom: 24px; }
.specs-columns { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 24px; }
.specs-group h4 { font-size: 0.85rem; font-weight: 600; color: var(--blue); text-transform: uppercase; letter-spacing: 0.5px; margin-bottom: 12px; padding-bottom: 8px; border-bottom: 2px solid rgba(0,122,255,0.15); }
.specs-table { width: 100%; border-collapse: collapse; table-layout: fixed; }
.specs-table td { padding: 8px 0; font-size: 0.85rem; border-bottom: 1px solid var(--gray-5); overflow-wrap: break-word; word-wrap: break-word; word-break: break-word; }
.specs-table td:first-child { color: var(--text-tertiary); font-weight: 500; width: 45%; }
.specs-table td:last-child { color: var(--text); font-weight: 500; }
.specs-table tr:last-child td { border-bottom: none; }

.product-box-contents { margin-bottom: 32px; background: var(--card-bg); border: 1px solid var(--gray-5); border-radius: 20px; padding: 28px; }
.product-box-contents h3 { font-size: 1.15rem; font-weight: 700; margin-bottom: 20px; }
.box-items { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 12px; }
.box-item { display: flex; align-items: center; gap: 12px; padding: 12px 16px; background: var(--gray-6); border-radius: 12px; font-size: 0.88rem; }
.box-qty { font-weight: 700; color: var(--blue); font-size: 0.85rem; }

.product-why-section { margin-bottom: 32px; }
.product-why-section h3 { font-size: 1.15rem; font-weight: 700; margin-bottom: 20px; }
.why-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 10px; }
.why-item { padding: 16px 20px; background: linear-gradient(135deg, rgba(0,122,255,0.04), rgba(52,199,89,0.04)); border: 1px solid rgba(0,122,255,0.08); border-radius: 14px; font-size: 0.88rem; font-weight: 500; color: var(--text-secondary); overflow-wrap: break-word; word-wrap: break-word; }

.compare-table-wrapper { overflow-x: auto; border-radius: 20px; border: 1px solid var(--gray-5); -webkit-overflow-scrolling: touch; max-width: 100%; }
.compare-table { width: 100%; border-collapse: collapse; min-width: 600px; }
.compare-table thead { background: linear-gradient(135deg, #1a1a5e, #2d2d8e); color: white; }
.compare-table th { padding: 16px 14px; font-size: 0.85rem; font-weight: 600; text-align: center; }
.compare-table th:first-child { text-align: left; }
.compare-table td { padding: 14px; font-size: 0.85rem; text-align: center; border-bottom: 1px solid var(--gray-5); overflow-wrap: break-word; word-wrap: break-word; }
.compare-table td:first-child { text-align: left; background: var(--gray-6); font-weight: 600; }
.compare-table tbody tr:last-child td { border-bottom: none; }
.compare-table tbody tr:hover { background: rgba(0,122,255,0.02); }
.compare-yes { color: var(--green); font-weight: 700; font-size: 1.1rem; }

/* ============================================
   Privacy Policy Page
   ============================================ */
.privacy-content {
    padding: 40px 0 60px;
}

.privacy-last-update {
    padding: 16px 24px;
    background: var(--gray-6);
    border-radius: 12px;
    margin-bottom: 40px;
}

.privacy-last-update p {
    font-size: 0.9rem;
    color: var(--text-tertiary);
    font-weight: 500;
}

.privacy-section {
    margin-bottom: 40px;
    scroll-margin-top: 160px;
}

.privacy-section h2 {
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: -0.5px;
    margin-bottom: 16px;
    color: var(--text);
    padding-bottom: 12px;
    border-bottom: 2px solid var(--gray-5);
}

.privacy-section p {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 16px;
    overflow-wrap: break-word;
    word-wrap: break-word;
}

.privacy-section ul {
    list-style: none;
    margin: 16px 0;
    padding: 0;
}

.privacy-section ul li {
    font-size: 0.92rem;
    color: var(--text-secondary);
    padding: 8px 0 8px 24px;
    position: relative;
    line-height: 1.7;
    overflow-wrap: break-word;
    word-wrap: break-word;
}

.privacy-section ul li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 16px;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--blue);
}

.privacy-section ul li strong {
    color: var(--text);
}

.privacy-subsection {
    margin: 20px 0;
    padding: 24px;
    background: var(--gray-6);
    border-radius: 16px;
}

.privacy-subsection h3 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 12px;
    color: var(--text);
}

.privacy-contact {
    display: flex;
    gap: 24px;
    flex-wrap: wrap;
    margin-top: 16px;
}

.privacy-contact-item {
    flex: 1;
    min-width: 200px;
    padding: 20px 24px;
    background: var(--gray-6);
    border-radius: 16px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.privacy-contact-item strong {
    font-size: 0.85rem;
    color: var(--text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.privacy-contact-item span {
    font-size: 1rem;
    color: var(--blue);
    font-weight: 600;
}

/* ============================================
   Responsive - Tablet (max 1024px)
   ============================================ */
@media (max-width: 1024px) {
    .about-content { grid-template-columns: 1fr; gap: 40px; }
    .features-grid { grid-template-columns: repeat(2, 1fr); }
    .status-grid { grid-template-columns: repeat(2, 1fr); }
    .models-grid { grid-template-columns: repeat(2, 1fr); }
    .product-hero-card { grid-template-columns: 1fr; }
    .product-benefits { grid-template-columns: repeat(2, 1fr); }
    .hero-content { gap: 30px; }
    .hero-phones { width: 360px; height: 420px; }
    .phone-left { width: 160px; height: 340px; }
    .phone-center { width: 190px; height: 400px; }
    .phone-right { width: 160px; height: 340px; }
}

/* ============================================
   Responsive - Mobile (max 768px)
   ============================================ */
@media (max-width: 768px) {
    :root { --nav-height: 70px; }

    .nav-logo-img { height: 230px; width: 180px; }
    .footer-logo-img { height: 180px; }

    .nav-links {
        display: none; position: absolute; top: var(--nav-height);
        left: 0; right: 0; background: rgba(255, 255, 255, 0.98);
        backdrop-filter: var(--nav-blur); -webkit-backdrop-filter: var(--nav-blur);
        flex-direction: column; padding: 24px; gap: 4px;
        border-bottom: 0.5px solid var(--gray-5);
        box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    }
    .nav-links.active { display: flex; }
    .nav-links li { width: 100%; }
    .nav-links a {
        display: block;
        padding: 12px 16px;
        min-height: 44px;
        line-height: 20px;
        font-size: 1rem;
        border-radius: 12px;
    }
    .nav-links a:hover { background: var(--gray-6); }
    .nav-links a::after { display: none; }
    .nav-toggle { display: flex; }

    .hero { padding: 90px 0 40px; min-height: auto; }
    .hero-content { grid-template-columns: 1fr; text-align: center; gap: 32px; }
    .hero-logo { display: flex; justify-content: center; }
    .hero-text h1 { font-size: 2.2rem; }
    .hero-subtitle, .hero-description { margin-left: auto; margin-right: auto; }
    .hero-buttons { justify-content: center; }
    .store-buttons { justify-content: center; width: 100%; gap: 10px; }
    .store-btn {
        padding: 7px 14px !important;
        min-height: 34px !important;
        gap: 7px !important;
        border-radius: 9px !important;
    }
    .store-btn svg { width: 16px !important; height: 16px !important; }
    .store-label { font-size: 0.5rem !important; }
    .store-name { font-size: 0.72rem !important; }
    .cta-store-buttons { width: 100%; gap: 10px; }
    .cta-store-buttons .store-btn { padding: 7px 14px !important; min-height: 34px !important; }

    .hero-phones { width: 320px; height: 380px; }
    .phone-left { width: 140px; height: 300px; }
    .phone-center { width: 170px; height: 350px; }
    .phone-right { width: 140px; height: 300px; }

    .section-header h2 { font-size: 1.8rem; }
    .section-header p { font-size: 0.95rem; }

    .about-content { gap: 32px; }
    .about-highlights { grid-template-columns: 1fr; }
    .about-usecases { padding: 24px; }
    .usecase-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }

    .models-grid { grid-template-columns: 1fr; }
    .model-card { padding: 24px; }
    .model-card h3 { padding-right: 60px; }

    .features-grid { grid-template-columns: 1fr; }
    .feature-card { padding: 24px; }

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

    .cta-card { padding: 36px 24px; }
    .cta-card h2 { font-size: 1.5rem; }
    .cta-card p { font-size: 0.95rem; margin-bottom: 24px; }
    .btn-large { padding: 14px 32px; font-size: 0.95rem; }

    .contact-card { min-width: 100%; padding: 28px; }

    .footer-content { flex-direction: column; gap: 24px; text-align: center; }
    .footer-logo { align-items: center; }
    .footer-links { flex-wrap: wrap; justify-content: center; gap: 16px; }

    /* Manual responsive */
    .manual-hero { padding: 90px 0 20px; }
    .manual-hero h1 { font-size: 1.8rem; }
    .manual-hero p { font-size: 0.95rem; }

    /* TOC - wrap buttons, no horizontal scroll */
    .toc-scroll {
        display: flex;
        flex-wrap: wrap;
        gap: 8px;
        justify-content: center;
        overflow-x: visible;
        padding-bottom: 8px;
    }
    .toc-link {
        flex-shrink: 0;
    }

    .manual-step { grid-template-columns: 1fr; gap: 24px; padding: 24px; }
    .manual-step.reverse { direction: ltr; }
    .manual-step-image { order: 2; }
    .manual-step-text { order: 1; }
    .manual-section { margin-bottom: 48px; }
    .manual-section-header h2 { font-size: 1.3rem; }

    .screenshot-frame { width: 200px; max-width: 80vw; border-radius: 22px; }
    .dual-screenshots .screenshot-frame { width: 150px; max-width: 40vw; }
    .dual-screenshots { gap: 12px; }

    /* Product page responsive */
    .product-hero-card { grid-template-columns: 1fr; padding: 28px 20px; gap: 24px; }
    .product-hero-content h2 { font-size: 1.5rem; }
    .product-hero-specs { justify-content: center; }
    .product-hero-spec { padding: 16px 18px; min-width: 80px; }
    .spec-value { font-size: 1.1rem; }
    .product-benefits { grid-template-columns: 1fr; }
    .benefit-card { padding: 20px; }
    .highlights-grid { grid-template-columns: 1fr; }
    .dimensions-grid { flex-direction: column; }
    .dimension-item { flex: none; width: 100%; }
    .product-specs-section { padding: 24px 20px; }
    .specs-columns { grid-template-columns: 1fr; }
    .product-box-contents { padding: 20px; }
    .box-items { grid-template-columns: 1fr; }
    .product-usecase-banner { padding: 20px; }
    .why-grid { grid-template-columns: 1fr; }

    /* Compare table - allow horizontal scroll */
    .compare-table-wrapper {
        margin-left: -16px;
        margin-right: -16px;
        border-radius: 0;
        border-left: none;
        border-right: none;
    }

    /* Privacy responsive */
    .privacy-section h2 { font-size: 1.3rem; }
    .privacy-subsection { padding: 20px; }
    .privacy-contact { flex-direction: column; }
    .privacy-contact-item { min-width: auto; }
}

/* ============================================
   Responsive - Small Mobile (max 480px)
   ============================================ */
@media (max-width: 480px) {
    :root { --nav-height: 60px; }

    .nav-logo-img { height: 170px; width: 130px; }
    .footer-logo-img { height: 130px; }

    .container { padding: 0 16px; }

    .hero { padding: 80px 0 30px; }
    .hero-text h1 { font-size: 1.8rem; letter-spacing: -1px; margin-bottom: 14px; }
    .hero-subtitle { font-size: 0.92rem; }
    .hero-description { font-size: 0.85rem; }
    .hero-logo-img { height: 60px; }

    .hero-phones { width: 260px; height: 320px; margin: 0 auto; }
    .phone-left { width: 110px; height: 240px; }
    .phone-center { width: 140px; height: 290px; border-radius: 24px; }
    .phone-right { width: 110px; height: 240px; }

    .section-header h2 { font-size: 1.5rem; }
    .section-header p { font-size: 0.88rem; }

    .about-text h2 { font-size: 1.5rem; }
    .about-usecases { padding: 20px; }
    .about-usecases h3 { font-size: 1rem; }
    .usecase-grid { grid-template-columns: repeat(2, 1fr); gap: 8px; }
    .usecase-item { padding: 14px 8px; }
    .usecase-icon { font-size: 1.4rem; }
    .usecase-item span:last-child { font-size: 0.78rem; }

    .btn { padding: 12px 22px; font-size: 0.88rem; border-radius: 12px; min-height: 44px; }
    .btn-large { padding: 14px 28px; }

    .store-buttons { flex-direction: row; justify-content: center; width: 100%; gap: 8px; }
    .store-btn {
        padding: 6px 12px !important;
        min-height: 32px !important;
        gap: 6px !important;
        border-radius: 8px !important;
        flex: 0 1 auto !important;
        width: auto !important;
        max-width: none !important;
        min-width: auto !important;
    }
    .store-btn svg { width: 14px !important; height: 14px !important; }
    .store-label { font-size: 0.48rem !important; }
    .store-name { font-size: 0.68rem !important; }
    .cta-store-buttons { flex-direction: row; justify-content: center; width: 100%; gap: 8px; }
    .cta-store-buttons .store-btn {
        padding: 6px 12px !important;
        min-height: 32px !important;
        width: auto !important;
        max-width: none !important;
        min-width: auto !important;
    }

    /* Model cards */
    .model-card { padding: 20px; }
    .model-badge { top: 16px; right: 16px; padding: 5px 12px; font-size: 0.75rem; }
    .model-card h3 { font-size: 1.15rem; padding-right: 50px; }
    .model-icon { width: 52px; height: 52px; border-radius: 14px; }
    .model-description { font-size: 0.82rem; }
    .model-battery-info { font-size: 0.75rem; }

    /* Features */
    .feature-card { padding: 20px; }
    .feature-icon { width: 48px; height: 48px; border-radius: 14px; }
    .feature-card h3 { font-size: 1rem; }
    .feature-card p { font-size: 0.85rem; }

    /* Status */
    .status-item { padding: 16px 18px; gap: 12px; }
    .status-item strong { font-size: 0.85rem; }
    .status-item span { font-size: 0.75rem; }

    /* CTA */
    .cta-card { padding: 28px 20px; border-radius: 20px; }
    .cta-card h2 { font-size: 1.3rem; }
    .cta-card p { font-size: 0.88rem; margin-bottom: 20px; }

    /* Contact */
    .contact-card { padding: 24px 20px; }
    .contact-card h3 { font-size: 0.95rem; }
    .contact-card p { font-size: 0.85rem; }

    /* Footer */
    .footer { padding: 32px 0 20px; }
    .footer-content { gap: 20px; }
    .footer-links { gap: 12px; justify-content: center; }
    .footer-links a { font-size: 0.8rem; }
    .footer-company { font-size: 0.72rem; }
    .footer-bottom p { font-size: 0.72rem; }

    /* Manual - small mobile */
    .manual-hero h1 { font-size: 1.5rem; }
    .manual-hero p { font-size: 0.88rem; }
    .manual-section-header { gap: 12px; }
    .manual-section-icon { width: 40px; height: 40px; border-radius: 12px; font-size: 1.2rem; }
    .manual-section-header h2 { font-size: 1.2rem; }
    .manual-section > p { font-size: 0.88rem; margin-bottom: 24px; }
    .manual-step { padding: 20px 16px; margin-bottom: 32px; }
    .manual-step-text h3 { font-size: 1.05rem; }
    .manual-step-text p { font-size: 0.85rem; }
    .manual-step-text ul li { font-size: 0.82rem; }
    .step-number { width: 28px; height: 28px; font-size: 0.8rem; }

    /* Screenshots on small mobile */
    .screenshot-frame { width: 200px; max-width: 70vw; border-radius: 20px; }
    .dual-screenshots { flex-direction: column; align-items: center; gap: 16px; }
    .dual-screenshots .screenshot-frame { width: 200px; max-width: 70vw; }

    .tip-box { padding: 16px 18px; gap: 10px; }
    .tip-box p { font-size: 0.82rem; }

    /* TOC small mobile */
    .toc-scroll {
        gap: 6px;
        justify-content: center;
    }
    .toc-link {
        padding: 6px 12px;
        font-size: 0.75rem;
        min-height: 36px;
    }
    .manual-toc { padding: 12px 0; }

    /* Product page - small mobile */
    .product-hero-card { padding: 22px 16px; gap: 20px; border-radius: 20px; }
    .product-hero-content h2 { font-size: 1.3rem; }
    .product-tagline { font-size: 0.88rem; }
    .product-intro { font-size: 0.85rem; }
    .product-version-badge { font-size: 0.78rem; padding: 5px 12px; }
    .product-hero-specs { gap: 10px; justify-content: center; }
    .product-hero-spec { padding: 12px 14px; min-width: 70px; }
    .spec-value { font-size: 1rem; }
    .spec-label { font-size: 0.68rem; }

    .benefit-card { padding: 18px; }
    .benefit-icon { font-size: 1.5rem; margin-bottom: 8px; }
    .benefit-card h3 { font-size: 0.95rem; }
    .benefit-card p { font-size: 0.82rem; }

    .highlights-grid { gap: 8px; }
    .highlight-item { padding: 12px 14px; font-size: 0.82rem; gap: 8px; }

    .dimensions-grid { gap: 10px; }
    .dimension-item { padding: 16px; }
    .dimension-value { font-size: 1.2rem; }

    .product-specs-section { padding: 20px 16px; border-radius: 18px; }
    .product-specs-section h3 { font-size: 1.05rem; }
    .specs-group h4 { font-size: 0.8rem; }
    .specs-table td { font-size: 0.8rem; padding: 6px 0; }

    .product-box-contents { padding: 18px; border-radius: 16px; }
    .product-box-contents h3 { font-size: 1.05rem; }
    .box-item { padding: 10px 14px; font-size: 0.82rem; }

    .product-why-section h3 { font-size: 1.05rem; }
    .why-item { padding: 14px 16px; font-size: 0.82rem; }

    .compare-table th, .compare-table td { padding: 10px 8px; font-size: 0.78rem; }
    .compare-table-wrapper {
        margin-left: -16px;
        margin-right: -16px;
    }

    /* Privacy responsive small */
    .privacy-content { padding: 30px 0 40px; }
    .privacy-last-update { padding: 14px 18px; }
    .privacy-last-update p { font-size: 0.82rem; }
    .privacy-section { margin-bottom: 32px; }
    .privacy-section h2 { font-size: 1.2rem; padding-bottom: 10px; }
    .privacy-section p { font-size: 0.88rem; line-height: 1.7; }
    .privacy-section ul li { font-size: 0.85rem; padding-left: 20px; }
    .privacy-section ul li::before { top: 14px; width: 6px; height: 6px; }
    .privacy-subsection { padding: 16px; margin: 16px 0; }
    .privacy-subsection h3 { font-size: 1rem; }
    .privacy-contact-item { padding: 16px 18px; }
    .privacy-contact-item strong { font-size: 0.78rem; }
    .privacy-contact-item span { font-size: 0.92rem; }
}

/* ============================================
   Extra small screens (max 360px)
   ============================================ */
@media (max-width: 360px) {
    .container { padding: 0 12px; }

    .nav-logo-img { height: 140px; width: 110px; }
    .footer-logo-img { height: 110px; }

    .hero-text h1 { font-size: 1.6rem; }
    .hero-subtitle { font-size: 0.85rem; }
    .hero-description { font-size: 0.82rem; }

    .hero-phones { width: 230px; height: 290px; }
    .phone-left { width: 95px; height: 210px; border-radius: 20px; }
    .phone-center { width: 125px; height: 260px; border-radius: 22px; }
    .phone-right { width: 95px; height: 210px; border-radius: 20px; }

    .section-header h2 { font-size: 1.35rem; }

    .about-text h2 { font-size: 1.35rem; }
    .usecase-grid { gap: 6px; }
    .usecase-item { padding: 12px 6px; }
    .usecase-icon { font-size: 1.2rem; }
    .usecase-item span:last-child { font-size: 0.72rem; }

    .manual-hero h1 { font-size: 1.3rem; }
    .manual-step { padding: 16px 14px; }

    .product-hero-card { padding: 18px 14px; }
    .product-hero-content h2 { font-size: 1.15rem; }
    .product-hero-specs { gap: 8px; }
    .product-hero-spec { padding: 10px 12px; min-width: 60px; }
    .spec-value { font-size: 0.9rem; }

    .store-btn {
        padding: 12px 16px !important;
    }
    .store-name { font-size: 0.9rem; }

    .cta-card { padding: 24px 16px; }
    .cta-card h2 { font-size: 1.15rem; }
    .cta-card p { font-size: 0.82rem; }

    .toc-link { padding: 5px 10px; font-size: 0.72rem; min-height: 32px; }

    .compare-table th, .compare-table td { padding: 8px 6px; font-size: 0.72rem; }
}

/* ============================================
   TTS - Botão Ouvir na Navbar
   ============================================ */
.tts-nav-btn {
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    color: var(--text);
    min-width: 44px;
    min-height: 44px;
    margin-left: 8px;
    flex-shrink: 0;
}
.tts-nav-btn svg { fill: currentColor; transition: var(--transition); }
.tts-nav-btn:hover { background: var(--gray-6); color: var(--blue); }
.tts-nav-btn.tts-playing { background: var(--red); color: #fff; border-radius: 50%; }
.tts-nav-btn.tts-playing:hover { background: #CC2936; }

/* Barra de controles TTS (voltar/parar/avançar) */
.tts-bar {
    display: none !important;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    width: 100%;
    z-index: 99999;
    background: rgba(255,255,255,0.97);
    backdrop-filter: saturate(180%) blur(20px);
    -webkit-backdrop-filter: saturate(180%) blur(20px);
    border-top: 1px solid rgba(0,0,0,0.1);
    box-shadow: 0 -2px 16px rgba(0,0,0,0.08);
    justify-content: center;
    align-items: center;
    gap: 32px;
    padding: 14px 24px;
    box-sizing: border-box;
}
.tts-bar.active { display: flex !important; }

.tts-b {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    border: none;
    cursor: pointer;
    font-size: 1.3rem;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    background: var(--gray-6);
    color: var(--text);
}
.tts-b:hover { background: var(--gray-5); transform: scale(1.05); }
.tts-b-stop { background: var(--red); color: #fff; }
.tts-b-stop:hover { background: #CC2936; }

@media (max-width: 768px) {
    .tts-bar {
        gap: 28px;
        padding: 14px 16px;
        padding-bottom: calc(14px + env(safe-area-inset-bottom, 0px));
    }
    .tts-b { width: 52px; height: 52px; font-size: 1.2rem; }
}
@media (max-width: 480px) {
    .tts-nav-btn { padding: 6px; min-width: 40px; min-height: 40px; }
    .tts-nav-btn svg { width: 18px; height: 18px; }
    .tts-bar { gap: 24px; padding: 12px 16px; padding-bottom: calc(12px + env(safe-area-inset-bottom, 0px)); }
    .tts-b { width: 50px; height: 50px; font-size: 1.2rem; }
}