:root {
    --bg-navy: #0B0F19;
    --bg-darker: #05070D;
    --accent-primary: #00E5FF;
    --accent-secondary: #3355FF;
    --text-white: #FFFFFF;
    --text-grey: #9CA3AF;
    --glass-bg: rgba(255, 255, 255, 0.03);
    --glass-border: rgba(255, 255, 255, 0.08);
    --danger: #FF3366;
    --warning: #FFB020;
    --success: #00E676;
    
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;
    
    --transition: all 0.3s ease;
}

/* Reset & Base */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
    max-width: 100%;
    overflow-x: hidden;
}

body {
    background-color: var(--bg-navy);
    color: var(--text-grey);
    font-family: var(--font-body);
    line-height: 1.6;
    overflow-x: hidden;
    max-width: 100%;
    -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    color: var(--text-white);
    line-height: 1.2;
    margin-bottom: 1rem;
    font-weight: 600;
    letter-spacing: 0;
    overflow-wrap: break-word;
}

h1 { font-size: 4rem; font-weight: 700; }
h2 { font-size: 3rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }

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

p {
    margin-bottom: 1rem;
    overflow-wrap: break-word;
}

ul {
    list-style: none;
}

img, svg {
    max-width: 100%;
    display: block;
}

/* Utility Classes */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.bg-navy { background-color: var(--bg-navy); }
.bg-darker { background-color: var(--bg-darker); }
.text-white { color: var(--text-white); }
.text-cyan { color: var(--accent-primary); }
.text-warning { color: var(--warning); }
.text-muted { color: var(--text-grey); }
.text-sm { font-size: 0.875rem; }
.uppercase { text-transform: uppercase; }
.tracking-wide { letter-spacing: 0.05em; }
.mt-4 { margin-top: 1rem; }
.mt-6 { margin-top: 1.5rem; }
.mt-8 { margin-top: 2rem; }
.w-100 { width: 100%; }
.w-80 { width: 80%; }
.w-60 { width: 60%; }
.w-50 { width: 50%; }
.w-40 { width: 40%; }
.w-20 { width: 20%; }
.h-16 { height: 4rem; }
.hidden { display: none !important; }

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

/* Layout Grids */
.grid-2 { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 300px), 1fr)); gap: 2rem; }
.grid-3 { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 280px), 1fr)); gap: 2rem; }
.grid-4 { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 240px), 1fr)); gap: 1.5rem; }

/* Components */
.btn {
    display: inline-flex;
    justify-content: center;
    align-items: center;
    padding: 0.875rem 1.75rem;
    border-radius: 2rem;
    font-weight: 500;
    font-family: var(--font-heading);
    cursor: pointer;
    text-align: center;
    border: none;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    max-width: 100%;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    color: var(--bg-navy);
    box-shadow: 0 4px 15px rgba(0, 229, 255, 0.3);
}

.btn-primary:hover {
    box-shadow: 0 6px 20px rgba(0, 229, 255, 0.5);
    transform: translateY(-2px);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-white);
    border: 1px solid var(--glass-border);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-2px);
}

.btn-block {
    display: block;
    width: 100%;
}

.glass-card {
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: 1.5rem;
    padding: 2rem;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

/* Header & Nav */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 100;
    background: rgba(11, 15, 25, 0.8);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--glass-border);
    padding: 1rem 0;
    transition: all 0.3s ease;
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-white);
    text-decoration: none;
}

.logo-img {
    height: 32px;
    width: auto;
    display: block;
}

.logo-text {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: -0.03em;
}

.main-nav {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-links {
    display: flex;
    gap: 1.5rem;
}

.nav-links a {
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--text-grey);
}

.nav-links a:hover {
    color: var(--accent-primary);
}

.mobile-menu-toggle {
    display: none;
    background: transparent;
    border: none;
    cursor: pointer;
    width: 30px;
    height: 20px;
    position: relative;
    z-index: 101;
}

.hamburger, .hamburger::before, .hamburger::after {
    content: '';
    position: absolute;
    width: 100%;
    height: 2px;
    background: var(--text-white);
    transition: var(--transition);
}

.hamburger { top: 50%; transform: translateY(-50%); }
.hamburger::before { top: -8px; }
.hamburger::after { top: 8px; }

.mobile-menu-toggle[aria-expanded="true"] .hamburger { background: transparent; }
.mobile-menu-toggle[aria-expanded="true"] .hamburger::before { top: 0; transform: rotate(45deg); }
.mobile-menu-toggle[aria-expanded="true"] .hamburger::after { top: 0; transform: rotate(-45deg); }

/* Sections */
section {
    padding: 6rem 0;
}

.section-header {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 4rem;
}

.section-header p {
    font-size: 1.125rem;
}

/* Hero Section */
.hero {
    position: relative;
    padding: 10rem 0 6rem;
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.hero-bg-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(0, 229, 255, 0.25) 0%, rgba(51, 85, 255, 0.1) 50%, transparent 70%);
    z-index: -1;
    pointer-events: none;
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    z-index: 1;
    position: relative;
}

.hero-content,
.hero-visual,
.app-preview-content,
.app-preview-visual,
.trainers-text,
.trainers-visual,
.contact-info,
.contact-form-wrapper {
    min-width: 0;
}

.subtitle {
    font-size: 1.125rem;
    margin-bottom: 2rem;
    max-width: 500px;
}

.hero-actions {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

/* Mockups */
.mockup-container {
    position: relative;
    width: 100%;
    max-width: 500px;
    height: 500px;
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 0 auto;
}

.sensor-mockup {
    position: absolute;
    top: 20%;
    left: 5%;
    z-index: 2;
    animation: float 6s ease-in-out infinite;
    width: 80px;
    height: 40px;
}

.arm-mockup {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 120px;
    height: 260px;
    background: linear-gradient(to right, #f4c299 0%, #d89669 100%);
    border-radius: 40px;
    z-index: 0;
    box-shadow: inset -8px 0 16px rgba(0,0,0,0.1);
}

.sensor-body {
    width: 80px;
    height: 40px;
    background: #111;
    border-radius: 20px;
    border: 2px solid #333;
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    box-shadow: 0 10px 20px rgba(0,0,0,0.5);
    z-index: 2;
}

.sensor-light {
    width: 8px;
    height: 8px;
    background: var(--accent-primary);
    border-radius: 50%;
    box-shadow: 0 0 10px var(--accent-primary);
    animation: pulse 2s infinite;
}

.sensor-strap {
    position: absolute;
    top: 50%;
    left: -20px;
    right: -20px;
    height: 12px;
    background: #222;
    transform: translateY(-50%);
    z-index: 1;
    border-radius: 4px;
}

.phone-mockup {
    width: 280px;
    height: 560px;
    border-radius: 2rem;
    padding: 1rem;
    border: 4px solid #222;
    background: #0B0F19;
    box-shadow: 0 20px 40px rgba(0,0,0,0.4);
    position: relative;
    overflow: hidden;
    transform: rotate(5deg);
    transition: transform 0.3s;
}

.phone-mockup:hover {
    transform: rotate(0deg);
}

.phone-header {
    display: flex;
    justify-content: space-between;
    font-size: 0.75rem;
    color: white;
    margin-bottom: 1.5rem;
    padding: 0 0.5rem;
}

.notch {
    width: 80px;
    height: 20px;
    background: #222;
    border-bottom-left-radius: 10px;
    border-bottom-right-radius: 10px;
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
}

.icon-battery {
    width: 20px;
    height: 10px;
    border: 1px solid white;
    border-radius: 2px;
    position: relative;
}
.icon-battery::after {
    content: '';
    position: absolute;
    right: -3px;
    top: 2px;
    height: 4px;
    width: 2px;
    background: white;
}

.mockup-header { text-align: center; margin-bottom: 1.5rem; }
.mockup-header h3 { margin-bottom: 0.25rem; font-size: 1.25rem; }
.target { font-size: 0.875rem; color: var(--accent-primary); }

.activation-ring {
    position: relative;
    width: 140px;
    height: 140px;
    margin: 0 auto 0.5rem;
}

.ring-svg { width: 100%; height: 100%; transform: rotate(-90deg); }
.ring-bg { fill: none; stroke: #222; stroke-width: 8; }
.ring-fill {
    fill: none;
    stroke: var(--accent-primary);
    stroke-width: 8;
    stroke-linecap: round;
    stroke-dasharray: 283;
    stroke-dashoffset: 50;
    animation: fillRing 2s ease-out forwards;
}

.activation-value {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
}

.activation-value .num { font-size: 2.5rem; font-weight: 700; font-family: var(--font-heading); color: white; }
.activation-value .pct { font-size: 1rem; color: var(--accent-primary); }
.ring-label { text-align: center; font-size: 0.75rem; text-transform: uppercase; letter-spacing: 1px; color: var(--text-grey); margin: 0 0 1.5rem 0; }

.emg-waveform {
    height: 60px;
    margin: 1.5rem 0;
    background: rgba(0,0,0,0.2);
    border-radius: 0.5rem;
    overflow: hidden;
    position: relative;
}

.waveform-svg { width: 100%; height: 100%; }
.waveform-path {
    fill: none;
    stroke: var(--accent-secondary);
    stroke-width: 2;
    stroke-linecap: round;
    stroke-linejoin: round;
    animation: slideWave 3s linear infinite;
    transform-origin: left;
}

.mockup-metrics {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.metric {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 0.75rem;
    background: rgba(255,255,255,0.05);
    padding: 0.75rem 1rem;
    border-radius: 0.5rem;
    font-size: 0.875rem;
}

.metric-val { font-weight: 600; color: white; }

/* Problem Section */
.card-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

/* Solution Section */
.steps-container {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    position: relative;
}

.step {
    flex: 1;
    text-align: center;
    padding: 0 1rem;
    position: relative;
    z-index: 2;
}

.step-number {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--bg-navy);
    margin: 0 auto 1.5rem;
    font-family: var(--font-heading);
}

.step-connector {
    flex: 1;
    height: 2px;
    background: linear-gradient(to right, var(--accent-primary), var(--accent-secondary));
    margin-top: 30px;
    opacity: 0.5;
}

/* Product Section */
.product-columns {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
}

.product-image-placeholder {
    height: 200px;
    background: rgba(0,0,0,0.3);
    border-radius: 1rem;
    margin-bottom: 2rem;
    display: flex;
    justify-content: center;
    align-items: center;
    overflow: hidden;
    border: 1px solid var(--glass-border);
}

.app-concept {
    display: flex;
    justify-content: center;
    align-items: center;
    background: rgba(255,255,255,0.02);
}

.app-ui-lines {
    width: 60%;
}

.sensor-concept {
    background: radial-gradient(circle, rgba(0, 229, 255, 0.1) 0%, transparent 70%);
}

.sensor-glow {
    width: 60px;
    height: 30px;
    background: #111;
    border-radius: 15px;
    border: 2px solid #222;
    position: relative;
}

.sensor-glow::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 6px;
    height: 6px;
    background: var(--accent-primary);
    border-radius: 50%;
    box-shadow: 0 0 10px var(--accent-primary);
    animation: pulse 2s infinite;
}

.feature-list {
    margin-top: 1.5rem;
}

.feature-list li {
    position: relative;
    padding-left: 1.5rem;
    margin-bottom: 0.75rem;
}

.feature-list li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--accent-primary);
}

/* App Preview */
.app-preview-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.ai-insight-card {
    border-left: 4px solid var(--accent-primary);
}

.ai-icon {
    color: var(--accent-primary);
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.dashboard-mockup {
    padding: 1.5rem;
}

.dash-header { display: flex; justify-content: space-between; gap: 1rem; margin-bottom: 2rem; }
.dash-title h4 { margin-bottom: 0; }
.dash-target { font-size: 0.875rem; color: var(--text-grey); }
.score-label { display: block; font-size: 0.75rem; text-transform: uppercase; }
.score-val { font-size: 1.5rem; font-weight: 700; }

.dash-chart { margin-bottom: 2rem; }
.bar-chart {
    display: flex;
    align-items: flex-end;
    gap: 4px;
    height: 100px;
    margin-top: 1rem;
}
.bar {
    flex: 1;
    background: var(--accent-secondary);
    border-radius: 4px 4px 0 0;
    transition: height 1s ease;
}
.bar:hover { background: var(--accent-primary); }

.dash-trends { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.trend-box { background: rgba(0,0,0,0.2); padding: 1rem; border-radius: 0.5rem; }
.trend-title { font-size: 0.75rem; color: var(--text-grey); display: block; margin-bottom: 0.5rem; }
.trend-graph { height: 40px; margin-bottom: 0.5rem; }
.trend-line { fill: none; stroke-width: 2; }
.trend-line.warning { stroke: var(--warning); }
.trend-line.success { stroke: var(--success); }
.trend-status { font-size: 0.875rem; font-weight: 600; }

/* Segments */
.segment-card h4 { color: var(--accent-primary); }

/* Trainers */
.trainers-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

.coach-dashboard {
    background: rgba(0,0,0,0.3);
    border-radius: 1rem;
    padding: 1.5rem;
}

.coach-row {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    border-bottom: 1px solid var(--glass-border);
}
.coach-row:last-child { border-bottom: none; }

.client-avatar { width: 40px; height: 40px; border-radius: 50%; background: #333; }
.client-info { flex: 1; }
.line { height: 8px; background: rgba(255,255,255,0.15); border-radius: 4px; margin-bottom: 6px; }
.line.text-muted { background: rgba(255,255,255,0.05); }
.client-stat { font-size: 0.875rem; font-weight: 500; }

/* Evidence */
.stat-number {
    font-size: 3.5rem;
    font-family: var(--font-heading);
    font-weight: 700;
    color: var(--accent-primary);
    line-height: 1;
    margin-bottom: 1rem;
}
.icon-stat { font-size: 3rem; }

/* Competition */
.comparison-table-wrapper { overflow-x: auto; -webkit-overflow-scrolling: touch; }
.comparison-table { width: 100%; border-collapse: collapse; text-align: left; }
.comparison-table th, .comparison-table td { padding: 1.5rem; border-bottom: 1px solid var(--glass-border); }
.comparison-table th { font-family: var(--font-heading); font-weight: 600; color: white; width: 30%; }
.highlight-row { background: rgba(0, 229, 255, 0.05); }
.highlight-row th, .highlight-row td { border-bottom: none; color: var(--accent-primary); }

/* Roadmap */
.timeline { position: relative; max-width: 800px; margin: 0 auto; }
.timeline::before {
    content: '';
    position: absolute;
    top: 0; left: 15px; height: 100%; width: 2px;
    background: var(--glass-border);
}
.timeline-item { position: relative; padding-left: 3rem; margin-bottom: 3rem; }
.timeline-dot {
    position: absolute;
    left: 8px; top: 5px; width: 16px; height: 16px;
    border-radius: 50%;
    background: var(--bg-navy);
    border: 2px solid var(--text-grey);
    z-index: 2;
}
.timeline-dot.completed { background: var(--accent-primary); border-color: var(--accent-primary); box-shadow: 0 0 10px var(--accent-primary); }
.timeline-dot.active { border-color: var(--accent-primary); background: white; }

/* Contact */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: center; }
.safety-note { display: flex; align-items: flex-start; gap: 1rem; }
.safety-note p { margin: 0; }
.note-icon { flex-shrink: 0; color: var(--accent-primary); }
.contact-form-alt { text-align: center; display: flex; flex-direction: column; justify-content: center; align-items: center; padding: 4rem 2rem; }
.form-group { margin-bottom: 1.5rem; }
.form-group label { display: block; margin-bottom: 0.5rem; font-size: 0.875rem; color: white; }
.form-group input, .form-group select, .form-group textarea {
    width: 100%;
    padding: 1rem;
    background: rgba(0,0,0,0.2);
    border: 1px solid var(--glass-border);
    border-radius: 0.5rem;
    color: white;
    font-family: var(--font-body);
    transition: var(--transition);
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
    outline: none;
    border-color: var(--accent-primary);
    background: rgba(0,0,0,0.4);
}
.select-wrapper { position: relative; }
.form-success {
    margin-top: 1.5rem;
    padding: 1rem;
    background: rgba(0, 230, 118, 0.1);
    border: 1px solid var(--success);
    border-radius: 0.5rem;
    color: var(--success);
    display: flex;
    align-items: center;
    gap: 1rem;
}
.success-icon {
    width: 24px; height: 24px;
    background: var(--success); color: var(--bg-navy);
    border-radius: 50%;
    display: flex; justify-content: center; align-items: center; font-weight: bold;
}

/* Footer */
.site-footer { padding: 4rem 0 2rem; border-top: 1px solid var(--glass-border); }
.footer-container { display: flex; justify-content: space-between; align-items: flex-start; margin-bottom: 3rem; }
.footer-brand .logo { display: flex; align-items: center; gap: 0.75rem; margin-bottom: 1rem; }
.footer-brand .logo-img { height: 48px; }
.footer-brand .logo-text { font-size: 2rem; }
.footer-links ul { display: flex; gap: 2rem; }
.footer-bottom { 
    display: flex; 
    justify-content: space-between; 
    align-items: center; 
    padding-top: 2rem; 
    border-top: 1px solid rgba(255,255,255,0.05); 
    font-size: 0.875rem; 
}
.disclaimer { color: var(--text-grey); }

.made-in-nz {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-grey);
    font-weight: 500;
}

.heart-icon {
    color: #ff3e3e;
    display: inline-block;
    animation: heart-pulse 1.5s ease-in-out infinite;
    font-style: normal;
}

@keyframes heart-pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.2); }
}

.nz-flag {
    height: 14px;
    width: auto;
    border-radius: 2px;
    box-shadow: 0 0 5px rgba(0,0,0,0.3);
    display: inline-block;
}

/* Animations */
@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-20px); }
}
@keyframes pulse {
    0% { box-shadow: 0 0 0 0 rgba(0, 229, 255, 0.4); }
    70% { box-shadow: 0 0 0 10px rgba(0, 229, 255, 0); }
    100% { box-shadow: 0 0 0 0 rgba(0, 229, 255, 0); }
}
@keyframes fillRing {
    to { stroke-dashoffset: 50; }
}
@keyframes slideWave {
    from { transform: translateX(0); }
    to { transform: translateX(-50px); }
}

/* Reveal Animations */
.reveal-up { opacity: 0; transform: translateY(30px); transition: all 0.8s ease-out; }
.reveal-left { opacity: 0; transform: translateX(-30px); transition: all 0.8s ease-out; }
.reveal-right { opacity: 0; transform: translateX(30px); transition: all 0.8s ease-out; }
.reveal-up.active, .reveal-left.active, .reveal-right.active { opacity: 1; transform: translate(0); }
.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }

/* Responsive */
@media (max-width: 992px) {
    h1 { font-size: 3.25rem; }
    h2 { font-size: 2.5rem; }

    .hero-container, .app-preview-layout, .trainers-content, .contact-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
        min-width: 0;
    }
    .hero-content { text-align: center; }
    .hero-actions { justify-content: center; }
    .hero { padding-top: 8rem; }
    .order-1 { order: 1; }
    .order-2 { order: 2; }
    .app-preview-content { text-align: center; }
}

@media (max-width: 768px) {
    .container { padding: 0 1rem; }
    section { padding: 4.5rem 0; }
    h1 { font-size: 2.5rem; }
    h2 { font-size: 2rem; }
    h3 { font-size: 1.35rem; }

    .glass-card { padding: 1.35rem; border-radius: 1rem; }

    .reveal-left,
    .reveal-right {
        transform: translateY(24px);
    }
    
    .mobile-menu-toggle { display: block; }
    
    .main-nav {
        position: fixed;
        top: 64px; left: 0; width: 100%;
        background: rgba(11, 15, 25, 0.98);
        backdrop-filter: blur(10px);
        flex-direction: column;
        padding: 1.25rem 1rem 1.5rem;
        gap: 1rem;
        max-height: calc(100vh - 64px);
        overflow-y: auto;
        transform: translateY(-1rem);
        opacity: 0;
        visibility: hidden;
        pointer-events: none;
        transition: var(--transition);
        border-bottom: 1px solid var(--glass-border);
        box-shadow: 0 20px 40px rgba(0,0,0,0.35);
    }
    
    .main-nav.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
        pointer-events: auto;
    }
    
    .nav-links { flex-direction: column; gap: 0.25rem; text-align: center; width: 100%; }
    .nav-links a { display: block; padding: 0.65rem 0; }
    .nav-cta { width: 100%; }

    .hero {
        min-height: auto;
        padding: 7rem 0 4rem;
        overflow: hidden;
    }
    .subtitle { margin-left: auto; margin-right: auto; }
    .hero-actions {
        width: min(100%, 22rem);
        margin: 0 auto;
        flex-direction: column;
    }
    .hero-actions .btn { width: 100%; }
    .mockup-container {
        width: min(100%, 320px);
        height: 430px;
    }
    .phone-mockup {
        width: min(230px, 72vw);
        height: calc(min(230px, 72vw) * 2);
        padding: 0.8rem;
        border-width: 3px;
        transform: rotate(2deg);
    }
    .phone-mockup:hover { transform: rotate(0deg); }
    .sensor-mockup {
        top: 27%;
        left: 0.25rem;
        width: 68px;
        height: 34px;
    }
    .sensor-mockup .arm-mockup {
        width: 96px;
        height: 220px;
    }
    .sensor-mockup .sensor-body {
        width: 68px;
        height: 34px;
    }
    .sensor-mockup .sensor-strap {
        left: -16px;
        right: -16px;
        height: 10px;
    }
    .activation-ring {
        width: 118px;
        height: 118px;
    }
    .activation-value .num { font-size: 2.1rem; }
    .ring-label { margin-bottom: 1rem; }
    .emg-waveform { height: 50px; margin: 1rem 0; }
    .mockup-metrics { gap: 0.5rem; }
    .metric { padding: 0.6rem 0.7rem; font-size: 0.78rem; }
    
    .steps-container { flex-direction: column; gap: 2rem; }
    .step-connector { display: none; }
    .product-columns { grid-template-columns: 1fr; }
    .product-image-placeholder { height: 180px; }
    .app-ui-lines { width: 75%; }

    .dash-header { flex-direction: column; align-items: flex-start; margin-bottom: 1.5rem; }
    .dash-trends { grid-template-columns: 1fr; }
    .comparison-table-wrapper { padding: 0.75rem; }
    .comparison-table { min-width: 520px; }
    .comparison-table th, .comparison-table td { padding: 1rem; }

    .coach-row { flex-wrap: wrap; align-items: flex-start; }
    .client-stat { width: 100%; padding-left: 56px; }
    .contact-form-alt { padding: 2.5rem 1.35rem; }
    
    .footer-container, .footer-bottom { flex-direction: column; gap: 1.5rem; text-align: center; }
    .footer-links ul { justify-content: center; flex-wrap: wrap; row-gap: 0.75rem; }
    .made-in-nz { justify-content: center; flex-wrap: wrap; }
}

@media (max-width: 480px) {
    .container { padding: 0 0.875rem; }
    h1 { font-size: 2.15rem; }
    h2 { font-size: 1.75rem; }
    h3 { font-size: 1.25rem; }
    .section-header { margin-bottom: 2.5rem; }
    .section-header p,
    .subtitle { font-size: 1rem; }
    .logo-img { height: 28px; }
    .logo-text { font-size: 1.3rem; }
    .mobile-menu-toggle {
        width: 44px;
        height: 44px;
        padding: 0.75rem 0.4rem;
    }
    .hamburger, .hamburger::before, .hamburger::after { width: 30px; right: 0; }
    .hero { padding-top: 6.5rem; }
    .mockup-container {
        width: min(100%, 292px);
        height: 390px;
    }
    .phone-mockup {
        width: min(210px, 70vw);
        height: calc(min(210px, 70vw) * 2);
    }
    .phone-header { margin-bottom: 1rem; }
    .mockup-header { margin-bottom: 1rem; }
    .mockup-header h3 { font-size: 1.1rem; }
    .sensor-mockup {
        top: 29%;
        left: 0;
    }
    .sensor-mockup .arm-mockup {
        width: 86px;
        height: 200px;
    }
    .activation-ring {
        width: 104px;
        height: 104px;
    }
    .activation-value .num { font-size: 1.8rem; }
    .metric { font-size: 0.72rem; }
    .stat-number { font-size: 2.75rem; }
    .safety-note { flex-direction: column; }
}

/* 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-up, .reveal-left, .reveal-right {
        opacity: 1; transform: none;
    }
}