/* ==========================================================================
   Gyro360 Design System & Styling
   ========================================================================== */

/* Variables */
:root {
    --bg-dark: #0f1011;
    --bg-card: #191b1d;
    --bg-card-hover: #222528;
    --bg-nav: rgba(15, 16, 17, 0.85);
    
    --primary: #d27928;
    --primary-hover: #e68a3c;
    --primary-glow: rgba(210, 121, 40, 0.35);
    
    --text-main: #f3f4f6;
    --text-muted: #9ca3af;
    --text-dark: #1f2937;
    
    --success: #10b981;
    --success-glow: rgba(16, 185, 129, 0.2);
    
    --border-color: rgba(255, 255, 255, 0.08);
    --glass-bg: rgba(25, 27, 29, 0.65);
    --glass-border: rgba(255, 255, 255, 0.05);
    
    --font-headers: 'Montserrat', sans-serif;
    --font-body: 'Inter', sans-serif;
    
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.5s ease;
}

/* Reset & Global Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    background-color: var(--bg-dark);
    color: var(--text-main);
    font-family: var(--font-body);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

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

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

button, input, select, textarea {
    font-family: inherit;
    color: inherit;
    background: none;
    border: none;
    outline: none;
}

button {
    cursor: pointer;
}

ul {
    list-style: none;
}

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

/* Scrollbar Customization */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-dark);
}

::-webkit-scrollbar-thumb {
    background: #2e3235;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary);
}

/* Typography & General Classes */
h1, h2, h3, h4 {
    font-family: var(--font-headers);
    font-weight: 700;
    letter-spacing: -0.02em;
}

.section-title {
    font-size: 2.25rem;
    text-align: center;
    margin-bottom: 0.75rem;
    font-weight: 800;
    background: linear-gradient(135deg, #ffffff 30%, #a1a1a1 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.section-title.left-align {
    text-align: left;
    background: none;
    -webkit-text-fill-color: initial;
    color: var(--text-main);
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--text-muted);
    text-align: center;
    max-width: 600px;
    margin: 0 auto 3rem auto;
}

/* Button Component */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    font-family: var(--font-headers);
    font-weight: 700;
    font-size: 0.95rem;
    padding: 0.85rem 2rem;
    border-radius: 6px;
    transition: var(--transition-normal);
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.btn-primary {
    background-color: var(--primary);
    color: white;
    box-shadow: 0 4px 15px var(--primary-glow);
}

.btn-primary:hover {
    background-color: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(230, 138, 60, 0.45);
}

.btn-primary:active {
    transform: translateY(0);
}

.btn-secondary {
    background-color: rgba(255, 255, 255, 0.08);
    color: var(--text-main);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.btn-secondary:hover {
    background-color: rgba(255, 255, 255, 0.15);
    border-color: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
}

.btn-sm {
    padding: 0.5rem 1.25rem;
    font-size: 0.85rem;
}

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

/* ==========================================================================
   Header & Navigation
   ========================================================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 100;
    background-color: transparent;
    border-bottom: 1px solid transparent;
    transition: var(--transition-normal);
}

.header.sticky {
    background-color: var(--bg-nav);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-color);
    padding: 0.8rem 0;
}

.header-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.2rem 1.5rem;
    transition: var(--transition-normal);
}

.header.sticky .header-container {
    padding: 0.5rem 1.5rem;
}

.logo {
    font-family: var(--font-headers);
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--text-main);
    letter-spacing: 0.05em;
    display: flex;
    align-items: center;
}

.logo-accent {
    color: var(--primary);
}

.nav {
    display: flex;
    align-items: center;
    gap: 1.25rem;
    margin-left: 2rem;
    margin-right: 1.5rem;
}

.nav-link {
    font-family: var(--font-headers);
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--text-muted);
    letter-spacing: 0.05em;
    text-transform: uppercase;
    position: relative;
    padding: 0.25rem 0;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--primary);
    transition: var(--transition-fast);
}

.nav-link:hover {
    color: var(--text-main);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

.nav-link.active {
    color: var(--text-main);
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.contact-email-link {
    font-size: 0.85rem;
    color: var(--text-muted);
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

.contact-email-link:hover {
    color: var(--primary);
}

.cart-btn {
    position: relative;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.08);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    transition: var(--transition-fast);
}

.cart-btn:hover {
    background-color: rgba(255, 255, 255, 0.1);
    color: var(--primary);
    border-color: rgba(210, 121, 40, 0.5);
    transform: scale(1.05);
}

.cart-badge {
    position: absolute;
    top: -4px;
    right: -4px;
    background-color: var(--primary);
    color: white;
    font-size: 0.75rem;
    font-weight: 700;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px solid var(--bg-dark);
}

/* Language Switcher */
.lang-switcher {
    display: flex;
    align-items: center;
    background-color: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.07);
    border-radius: 30px;
    padding: 3px;
    gap: 1px;
}

.lang-btn {
    font-family: var(--font-headers);
    font-size: 0.72rem;
    font-weight: 700;
    color: var(--text-muted);
    padding: 0.3rem 0.65rem;
    border-radius: 20px;
    transition: var(--transition-fast);
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.lang-btn:hover {
    color: var(--text-main);
    background-color: rgba(255, 255, 255, 0.04);
}

.lang-btn.active {
    color: white;
    background-color: var(--primary);
    box-shadow: 0 2px 6px var(--primary-glow);
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 24px;
    height: 18px;
}

.mobile-menu-toggle span {
    display: block;
    width: 100%;
    height: 2px;
    background-color: var(--text-main);
    border-radius: 2px;
    transition: var(--transition-fast);
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero {
    position: relative;
    height: 100vh;
    min-height: 600px;
    display: flex;
    align-items: center;
    overflow: hidden;
}

.hero-slider {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    opacity: 0;
    transition: opacity 1.5s ease-in-out;
}

.slide.active {
    opacity: 1;
}

.hero-container {
    position: relative;
    z-index: 2;
    margin-top: 4rem;
}

.hero-content {
    max-width: 700px;
}

.hero-tagline {
    font-family: var(--font-headers);
    font-size: 0.9rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--primary);
    display: inline-block;
    margin-bottom: 1rem;
    position: relative;
    padding-left: 30px;
}

.hero-tagline::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    width: 20px;
    height: 2px;
    background-color: var(--primary);
}

.hero-title {
    font-size: 3.5rem;
    line-height: 1.15;
    font-weight: 800;
    margin-bottom: 1.5rem;
    text-shadow: 0 4px 20px rgba(0,0,0,0.5);
}

.hero-subtitle {
    font-size: 1.2rem;
    color: var(--text-muted);
    margin-bottom: 2.5rem;
    max-width: 600px;
    text-shadow: 0 2px 10px rgba(0,0,0,0.5);
}

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

.hero-slider-dots {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
    display: flex;
    gap: 0.75rem;
}

.dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.4);
    cursor: pointer;
    transition: var(--transition-fast);
}

.dot.active {
    background-color: var(--primary);
    width: 24px;
    border-radius: 4px;
}

/* ==========================================================================
   Features Section
   ========================================================================== */
.features-section {
    padding: 7rem 0;
    position: relative;
    border-bottom: 1px solid var(--border-color);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-top: 2rem;
}

.feature-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    padding: 2.5rem 2rem;
    border-radius: 12px;
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(180deg, rgba(210, 121, 40, 0.08) 0%, rgba(0, 0, 0, 0) 100%);
    opacity: 0;
    transition: var(--transition-normal);
}

.feature-card:hover {
    transform: translateY(-8px);
    border-color: rgba(210, 121, 40, 0.3);
    box-shadow: 0 10px 30px rgba(0,0,0,0.3);
}

.feature-card:hover::before {
    opacity: 1;
}

.feature-icon {
    width: 60px;
    height: 60px;
    border-radius: 12px;
    background-color: rgba(210, 121, 40, 0.1);
    border: 1px solid rgba(210, 121, 40, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
    color: var(--primary);
    margin-bottom: 1.5rem;
    transition: var(--transition-fast);
}

.feature-card:hover .feature-icon {
    background-color: var(--primary);
    color: white;
    box-shadow: 0 4px 12px var(--primary-glow);
}

.feature-card h3 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
}

.feature-card p {
    font-size: 0.9rem;
    color: var(--text-muted);
    line-height: 1.5;
}

/* ==========================================================================
   Simulator Section (Interactive Sonar Widget)
   ========================================================================== */
.simulator-section {
    padding: 7rem 0;
    background-color: rgba(0,0,0,0.2);
    border-bottom: 1px solid var(--border-color);
}

.simulator-wrapper {
    display: grid;
    grid-template-columns: 380px 1fr;
    gap: 3rem;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 2.5rem;
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.4);
}

.simulator-control-panel {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.simulator-control-panel h3 {
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
    color: var(--text-main);
}

.sim-mode-btn {
    display: flex;
    align-items: flex-start;
    gap: 1.25rem;
    padding: 1.25rem;
    background-color: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: 8px;
    text-align: left;
    transition: var(--transition-normal);
}

.sim-mode-btn i {
    font-size: 1.5rem;
    color: var(--text-muted);
    margin-top: 0.2rem;
    transition: var(--transition-fast);
}

.sim-mode-btn strong {
    display: block;
    font-family: var(--font-headers);
    font-size: 1rem;
    color: var(--text-main);
    margin-bottom: 0.25rem;
}

.sim-mode-btn span {
    font-size: 0.8rem;
    color: var(--text-muted);
    display: block;
}

.sim-mode-btn:hover {
    background-color: rgba(255, 255, 255, 0.06);
    border-color: rgba(255, 255, 255, 0.12);
}

.sim-mode-btn.active {
    background-color: rgba(210, 121, 40, 0.08);
    border-color: var(--primary);
    box-shadow: 0 0 15px rgba(210, 121, 40, 0.15);
}

.sim-mode-btn.active i {
    color: var(--primary);
}

.simulator-manual-controls {
    margin-top: 1rem;
    background-color: rgba(0, 0, 0, 0.2);
    padding: 1.25rem;
    border-radius: 8px;
    border: 1px solid rgba(255,255,255,0.03);
    transition: opacity var(--transition-fast);
}

.simulator-manual-controls p {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-muted);
    margin-bottom: 0.75rem;
}

.arrow-controls {
    display: flex;
    gap: 0.75rem;
}

.arrow-btn {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    background-color: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 0.75rem 1rem;
    border-radius: 6px;
    font-weight: 700;
    font-size: 0.85rem;
    transition: var(--transition-fast);
}

.arrow-btn:hover {
    background-color: var(--primary);
    border-color: var(--primary);
    color: white;
}

.simulator-interactive-info {
    font-size: 0.85rem;
    color: var(--text-muted);
    background-color: rgba(255,255,255,0.02);
    border-left: 3px solid var(--primary);
    padding: 0.75rem 1rem;
    border-radius: 0 8px 8px 0;
    margin-top: auto;
}

/* Radar Display Area */
.simulator-display {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.sonar-screen {
    position: relative;
    width: 100%;
    max-width: 420px;
    aspect-ratio: 1/1;
    background-color: #030a08;
    border: 6px solid #202d2a;
    border-radius: 50%;
    overflow: hidden;
    box-shadow: 0 0 40px rgba(0, 240, 160, 0.08) inset, 0 10px 30px rgba(0,0,0,0.5);
    margin-bottom: 2rem;
}

/* Sonar Grid overlay */
.sonar-screen::before {
    content: '';
    position: absolute;
    inset: 0;
    background: 
        radial-gradient(circle, transparent 20%, rgba(32, 45, 42, 0.4) 21%, transparent 22%, transparent 40%, rgba(32, 45, 42, 0.4) 41%, transparent 42%, transparent 60%, rgba(32, 45, 42, 0.4) 61%, transparent 62%, transparent 80%, rgba(32, 45, 42, 0.4) 81%, transparent 82%),
        linear-gradient(rgba(32, 45, 42, 0.25) 1px, transparent 1px),
        linear-gradient(90deg, rgba(32, 45, 42, 0.25) 1px, transparent 1px);
    background-size: 100% 100%, 40px 40px, 40px 40px;
    background-position: center;
    z-index: 1;
}

.radar-lines {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    z-index: 1;
}

.radar-lines::before,
.radar-lines::after {
    content: '';
    position: absolute;
    background-color: rgba(32, 45, 42, 0.6);
}

/* Crosshairs */
.radar-lines::before {
    top: 0;
    left: 50%;
    width: 1px;
    height: 100%;
}
.radar-lines::after {
    top: 50%;
    left: 0;
    width: 100%;
    height: 1px;
}

/* Rotary radar sweep line */
.radar-sweep {
    position: absolute;
    width: 50%;
    height: 50%;
    top: 0;
    left: 50%;
    background: linear-gradient(45deg, rgba(0, 240, 160, 0.15) 0%, transparent 80%);
    transform-origin: bottom left;
    animation: radar-sweep-animation 6s linear infinite;
    z-index: 2;
    border-left: 1px solid rgba(0, 240, 160, 0.4);
}

@keyframes radar-sweep-animation {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

/* Fish / Target Styling */
.sim-fish {
    position: absolute;
    color: #00f0a0;
    font-size: 1.5rem;
    z-index: 3;
    animation: fish-glow 2s ease-in-out infinite alternate;
    text-shadow: 0 0 10px rgba(0, 240, 160, 0.8);
    display: flex;
    flex-direction: column;
    align-items: center;
}

.target-label {
    font-size: 0.6rem;
    font-family: monospace;
    font-weight: bold;
    color: #00f0a0;
    background-color: rgba(3, 10, 8, 0.7);
    padding: 1px 4px;
    border: 1px solid rgba(0, 240, 160, 0.3);
    border-radius: 3px;
    margin-top: 2px;
}

@keyframes fish-glow {
    0% {
        opacity: 0.3;
        transform: scale(0.9);
    }
    100% {
        opacity: 1;
        transform: scale(1.1);
    }
}

/* Boat container in center */
.sim-boat-container {
    position: absolute;
    width: 80px;
    height: 80px;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) rotate(0deg);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 4;
    transition: transform 0.1s ease;
}

.sim-boat-body {
    display: flex;
    align-items: center;
    justify-content: center;
    text-shadow: 0 3px 8px rgba(0,0,0,0.6);
}

.boat-direction-arrow {
    position: absolute;
    top: -12px;
    width: 0;
    height: 0;
    border-left: 6px solid transparent;
    border-right: 6px solid transparent;
    border-bottom: 8px solid var(--primary);
}

/* Sonar Cone Beam */
.sonar-beam {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 130px;
    height: 130px;
    background: radial-gradient(circle at top center, rgba(210, 121, 40, 0.35) 0%, rgba(210, 121, 40, 0.04) 70%, transparent 100%);
    clip-path: polygon(50% 0%, 25% 100%, 75% 100%);
    transform-origin: top center;
    transform: translate(-50%, 0) rotate(0deg); /* local rotator rotation */
    z-index: 2;
    pointer-events: none;
    transition: transform 0.25s cubic-bezier(0.1, 0.8, 0.3, 1);
}

/* Active sonar scanning sweep inside the beam */
.sonar-beam::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, transparent, var(--primary));
    opacity: 0.15;
    animation: sonar-ping 1.5s ease-out infinite;
}

@keyframes sonar-ping {
    0% {
        transform: scaleY(0);
        opacity: 0.5;
    }
    100% {
        transform: scaleY(1);
        opacity: 0;
    }
}

/* Compass Labels */
.compass-overlay {
    position: absolute;
    width: 100%;
    height: 100%;
    font-family: monospace;
    font-size: 0.75rem;
    font-weight: 700;
    color: #445c57;
    z-index: 1;
}

.compass-north { position: absolute; top: 10px; left: 50%; transform: translateX(-50%); }
.compass-east  { position: absolute; top: 50%; right: 10px; transform: translateY(-50%); }
.compass-south { position: absolute; bottom: 10px; left: 50%; transform: translateX(-50%); }
.compass-west  { position: absolute; top: 50%; left: 10px; transform: translateY(-50%); }

.sim-telemetry {
    position: absolute;
    bottom: 20px;
    left: 20px;
    right: 20px;
    background-color: rgba(3, 10, 8, 0.85);
    border: 1px solid rgba(32, 45, 42, 0.4);
    border-radius: 6px;
    padding: 6px 12px;
    display: flex;
    justify-content: space-between;
    font-family: monospace;
    font-size: 0.65rem;
    color: #00f0a0;
    z-index: 3;
}

.sim-boat-turn-slider-container {
    width: 100%;
    max-width: 420px;
    background-color: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border-color);
    padding: 1.25rem;
    border-radius: 8px;
}

.sim-boat-turn-slider-container label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-muted);
    margin-bottom: 0.75rem;
}

#boat-turn-slider {
    width: 100%;
    appearance: none;
    -webkit-appearance: none;
    height: 6px;
    background: rgba(255,255,255,0.1);
    outline: none;
    border-radius: 3px;
    margin-bottom: 0.5rem;
}

#boat-turn-slider::-webkit-slider-thumb {
    appearance: none;
    -webkit-appearance: none;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: var(--primary);
    cursor: pointer;
    box-shadow: 0 0 10px var(--primary-glow);
    transition: var(--transition-fast);
}

#boat-turn-slider::-webkit-slider-thumb:hover {
    transform: scale(1.15);
}

.slider-labels {
    display: flex;
    justify-content: space-between;
    font-size: 0.7rem;
    color: var(--text-muted);
    font-family: monospace;
}

/* ==========================================================================
   Specs & In the Box Section
   ========================================================================== */
.specs-section {
    padding: 7rem 0;
    border-bottom: 1px solid var(--border-color);
}

.specs-container {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 4rem;
    align-items: start;
}

/* Specs Table */
.specs-table-container {
    display: flex;
    flex-direction: column;
}

.specs-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 1.5rem;
    font-size: 0.9rem;
}

.specs-table tr {
    border-bottom: 1px solid var(--border-color);
}

.specs-table tr:last-child {
    border-bottom: none;
}

.specs-table th, .specs-table td {
    padding: 1.1rem 1rem;
    text-align: left;
}

.specs-table th {
    font-family: var(--font-headers);
    font-weight: 700;
    color: var(--text-main);
    width: 40%;
}

.specs-table td {
    color: var(--text-muted);
}

/* In the Box list */
.in-the-box-container {
    display: flex;
    flex-direction: column;
}

.box-list {
    margin-top: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.box-list li {
    display: flex;
    gap: 1.25rem;
    align-items: flex-start;
}

.box-icon {
    flex-shrink: 0;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background-color: rgba(16, 185, 129, 0.1);
    border: 1px solid rgba(16, 185, 129, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--success);
    font-size: 0.85rem;
    margin-top: 0.2rem;
}

.box-list li strong {
    display: block;
    font-family: var(--font-headers);
    font-size: 1.05rem;
    color: var(--text-main);
    margin-bottom: 0.25rem;
}

.box-list li span {
    font-size: 0.9rem;
    color: var(--text-muted);
    line-height: 1.5;
}

/* ==========================================================================
   Details / Control Section
   ========================================================================== */
.details-section {
    padding: 7rem 0;
    background-color: rgba(0,0,0,0.15);
    border-bottom: 1px solid var(--border-color);
}

.details-grid {
    display: grid;
    grid-template-columns: 1.1fr 1fr;
    gap: 5rem;
    align-items: center;
}

.tag {
    font-family: var(--font-headers);
    font-weight: 700;
    color: var(--primary);
    text-transform: uppercase;
    font-size: 0.85rem;
    letter-spacing: 0.1em;
    display: inline-block;
    margin-bottom: 0.75rem;
}

.details-text h2 {
    font-size: 2.5rem;
    line-height: 1.2;
    margin-bottom: 1.5rem;
}

.details-text > p {
    color: var(--text-muted);
    font-size: 1.05rem;
    margin-bottom: 2.5rem;
}

.details-item {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.details-item i {
    font-size: 1.5rem;
    color: var(--primary);
    margin-top: 0.25rem;
}

.details-item h4 {
    font-size: 1.15rem;
    margin-bottom: 0.4rem;
}

.details-item p {
    font-size: 0.92rem;
    color: var(--text-muted);
    line-height: 1.5;
}

.details-image-container {
    background: radial-gradient(circle at center, rgba(210, 121, 40, 0.12) 0%, transparent 70%);
    padding: 2rem;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.details-img {
    filter: drop-shadow(0 15px 30px rgba(0,0,0,0.6));
    transition: var(--transition-slow);
}

.details-img:hover {
    transform: rotate(5deg) scale(1.05);
}

/* ==========================================================================
   Purchase / E-Commerce Section
   ========================================================================== */
.purchase-section {
    padding: 7rem 0;
    border-bottom: 1px solid var(--border-color);
}

.purchase-wrapper {
    display: grid;
    grid-template-columns: 1.1fr 1fr;
    gap: 4rem;
    margin-top: 3rem;
}

/* Product Gallery */
.product-gallery {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.main-image-container {
    position: relative;
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    aspect-ratio: 4/3;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

.main-image-container img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.main-image-container:hover img {
    transform: scale(1.05);
}

.gallery-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background-color: rgba(0,0,0,0.6);
    border: 1px solid rgba(255,255,255,0.1);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    opacity: 0;
    transition: var(--transition-fast);
}

.main-image-container:hover .gallery-arrow {
    opacity: 1;
}

.gallery-arrow:hover {
    background-color: var(--primary);
    border-color: var(--primary);
}

.gallery-arrow.prev { left: 1rem; }
.gallery-arrow.next { right: 1rem; }

.thumbnails-container {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1rem;
}

.thumbnail {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    aspect-ratio: 4/3;
    cursor: pointer;
    overflow: hidden;
    padding: 2px;
    transition: var(--transition-fast);
}

.thumbnail img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 6px;
    opacity: 0.6;
    transition: var(--transition-fast);
}

.thumbnail:hover img,
.thumbnail.active img {
    opacity: 1;
}

.thumbnail.active {
    border-color: var(--primary);
    box-shadow: 0 0 10px var(--primary-glow);
}

/* Purchase details panel */
.purchase-info {
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.badge-new {
    display: inline-block;
    align-self: flex-start;
    background-color: rgba(210, 121, 40, 0.15);
    color: var(--primary);
    border: 1px solid rgba(210, 121, 40, 0.25);
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 0.3rem 0.85rem;
    border-radius: 50px;
    margin-bottom: 1.25rem;
}

.product-name {
    font-size: 2.25rem;
    margin-bottom: 1.25rem;
    line-height: 1.2;
}

.product-desc {
    color: var(--text-muted);
    margin-bottom: 2rem;
    font-size: 0.95rem;
}

.price-container {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    margin-bottom: 2.5rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid var(--border-color);
}

.price-value {
    font-size: 2.75rem;
    font-weight: 800;
    font-family: var(--font-headers);
    color: white;
}

.price-discount {
    font-family: var(--font-headers);
    font-weight: 700;
    font-size: 0.85rem;
    text-transform: uppercase;
    color: var(--success);
    background-color: rgba(16, 185, 129, 0.1);
    padding: 0.35rem 0.75rem;
    border-radius: 4px;
    border: 1px solid rgba(16, 185, 129, 0.15);
}

.purchase-controls {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 2.5rem;
}

.quantity-selector {
    display: flex;
    align-items: center;
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    overflow: hidden;
    height: 52px;
}

.qty-btn {
    width: 44px;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.85rem;
    transition: var(--transition-fast);
}

.qty-btn:hover {
    background-color: rgba(255,255,255,0.05);
    color: var(--primary);
}

.qty-input {
    width: 40px;
    text-align: center;
    font-family: var(--font-headers);
    font-weight: 700;
    font-size: 1.1rem;
}

/* Chrome/Firefox numeric field spin removal */
.qty-input::-webkit-outer-spin-button,
.qty-input::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

.btn-add-to-cart {
    flex: 1;
    height: 52px;
}

.trust-badges {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    background-color: rgba(255,255,255,0.02);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 1.25rem;
}

.badge-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    text-align: center;
    flex: 1;
}

.badge-item i {
    font-size: 1.25rem;
    color: var(--primary);
}

.badge-item span {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-muted);
}

/* ==========================================================================
   FAQ Section
   ========================================================================== */
.faq-section {
    padding: 7rem 0;
    background-color: rgba(0,0,0,0.1);
    border-bottom: 1px solid var(--border-color);
}

.faq-accordion {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.faq-item {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    overflow: hidden;
    transition: var(--transition-normal);
}

.faq-question {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.5rem;
    text-align: left;
    font-family: var(--font-headers);
    font-weight: 700;
    font-size: 1.05rem;
    transition: var(--transition-fast);
}

.faq-question:hover {
    color: var(--primary);
}

.faq-question i {
    font-size: 0.9rem;
    color: var(--text-muted);
    transition: transform var(--transition-normal);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-normal) cubic-bezier(0, 1, 0, 1);
    padding: 0 1.5rem;
}

.faq-answer p {
    padding-bottom: 1.5rem;
    color: var(--text-muted);
    font-size: 0.95rem;
    line-height: 1.6;
}

/* Active FAQ item styling */
.faq-item.active {
    border-color: rgba(210, 121, 40, 0.25);
    background-color: rgba(255, 255, 255, 0.01);
}

.faq-item.active .faq-question {
    color: var(--primary);
}

.faq-item.active .faq-question i {
    transform: rotate(180deg);
    color: var(--primary);
}

.faq-item.active .faq-answer {
    max-height: 1000px; /* high enough value for content */
    transition: max-height var(--transition-normal) cubic-bezier(1, 0, 1, 0);
}

/* ==========================================================================
   Feedback Section
   ========================================================================== */
.feedback-section {
    padding: 7rem 0;
    border-bottom: 1px solid var(--border-color);
}

.feedback-container {
    display: grid;
    grid-template-columns: 1.1fr 1fr;
    gap: 5rem;
    align-items: center;
}

.feedback-info h2 {
    font-size: 2.5rem;
    margin-bottom: 1.25rem;
}

.feedback-info p {
    color: var(--text-muted);
    font-size: 1.05rem;
    margin-bottom: 3rem;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 1.75rem;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 1.25rem;
}

.contact-item i {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background-color: rgba(210, 121, 40, 0.08);
    border: 1px solid rgba(210, 121, 40, 0.15);
    color: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
}

.contact-item span {
    display: block;
    font-size: 0.8rem;
    text-transform: uppercase;
    color: var(--text-muted);
    font-weight: 600;
    letter-spacing: 0.05em;
    margin-bottom: 0.2rem;
}

.contact-item strong {
    font-family: var(--font-headers);
    font-size: 1.15rem;
    color: white;
}

/* Consult Form Box */
.feedback-form-container {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 2.5rem;
    box-shadow: 0 10px 30px rgba(0,0,0,0.3);
}

.feedback-form-container h3 {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    text-align: center;
}

.form-group {
    margin-bottom: 1.25rem;
}

.form-group label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-muted);
    margin-bottom: 0.5rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    background-color: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.08);
    padding: 0.85rem 1rem;
    border-radius: 6px;
    color: white;
    font-size: 0.95rem;
    transition: var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--primary);
    background-color: rgba(255, 255, 255, 0.07);
    box-shadow: 0 0 10px var(--primary-glow);
}

/* ==========================================================================
   Footer
   ========================================================================== */
.footer {
    background-color: #08090a;
    border-top: 1px solid var(--border-color);
    padding: 5rem 0 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1.2fr 1.3fr;
    gap: 3rem;
    padding-bottom: 4rem;
}

.footer-brand .logo {
    margin-bottom: 1.25rem;
}

.footer-desc {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.social-links {
    display: flex;
    gap: 0.85rem;
}

.social-links a {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    background-color: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.08);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    font-size: 1.05rem;
    transition: var(--transition-fast);
}

.social-links a:hover {
    background-color: var(--primary);
    border-color: var(--primary);
    color: white;
    transform: translateY(-3px);
}

.footer h4 {
    font-size: 1.05rem;
    margin-bottom: 1.5rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: white;
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 0.85rem;
}

.footer-links a {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.footer-links a:hover {
    color: var(--primary);
    padding-left: 5px;
}

.footer-contact p {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-bottom: 1.25rem;
}

.footer-email-link {
    font-family: var(--font-headers);
    font-weight: 700;
    color: white;
    font-size: 0.95rem;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.footer-email-link:hover {
    color: var(--primary);
}

.footer-newsletter p {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-bottom: 1.25rem;
}

.newsletter-form {
    display: flex;
    background-color: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 6px;
    overflow: hidden;
    height: 48px;
}

.newsletter-form input {
    flex: 1;
    padding: 0 1rem;
    font-size: 0.9rem;
    color: white;
}

.newsletter-form button {
    width: 48px;
    background-color: var(--primary);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    transition: var(--transition-fast);
}

.newsletter-form button:hover {
    background-color: var(--primary-hover);
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.04);
    padding: 2rem 0;
}

.footer-bottom-container {
    display: flex;
    justify-content: space-between;
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* ==========================================================================
   Shopping Cart Drawer (Slide out panel)
   ========================================================================== */
.cart-drawer-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
    z-index: 105;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-normal);
}

.cart-drawer-overlay.active {
    opacity: 1;
    pointer-events: all;
}

.cart-drawer {
    position: fixed;
    top: 0;
    right: -480px; /* hide panel offscreen */
    width: 100%;
    max-width: 480px;
    height: 100%;
    background-color: var(--bg-card);
    border-left: 1px solid var(--border-color);
    z-index: 110;
    box-shadow: -10px 0 35px rgba(0, 0, 0, 0.5);
    display: flex;
    flex-direction: column;
    transition: right var(--transition-normal) cubic-bezier(0.1, 0.8, 0.3, 1);
}

.cart-drawer.active {
    right: 0;
}

.cart-header {
    padding: 1.5rem;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.cart-header h3 {
    font-size: 1.25rem;
    font-weight: 700;
}

.cart-close-btn {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background-color: rgba(255,255,255,0.05);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    transition: var(--transition-fast);
}

.cart-close-btn:hover {
    background-color: rgba(255,255,255,0.1);
    color: var(--primary);
}

.cart-content {
    flex: 1;
    overflow-y: auto;
    padding: 1.5rem;
}

/* Empty State */
.cart-empty {
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    gap: 1.25rem;
}

.cart-empty i {
    font-size: 3.5rem;
    color: rgba(255, 255, 255, 0.1);
}

.cart-empty p {
    color: var(--text-muted);
}

/* Cart item list */
.cart-items {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.cart-item {
    display: flex;
    gap: 1rem;
    background-color: rgba(255,255,255,0.02);
    border: 1px solid var(--border-color);
    padding: 1rem;
    border-radius: 8px;
    position: relative;
}

.cart-item-img {
    width: 70px;
    height: 70px;
    object-fit: cover;
    border-radius: 6px;
    border: 1px solid rgba(255,255,255,0.05);
}

.cart-item-details {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.cart-item-title {
    font-family: var(--font-headers);
    font-weight: 700;
    font-size: 0.95rem;
    margin-right: 20px;
}

.cart-item-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: 0.5rem;
}

.cart-item-qty {
    display: flex;
    align-items: center;
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 4px;
    overflow: hidden;
    height: 32px;
}

.cart-item-qty-btn {
    width: 28px;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    background-color: rgba(255,255,255,0.02);
    transition: var(--transition-fast);
}

.cart-item-qty-btn:hover {
    background-color: rgba(255,255,255,0.07);
    color: var(--primary);
}

.cart-item-qty-val {
    width: 32px;
    text-align: center;
    font-size: 0.85rem;
    font-weight: 700;
}

.cart-item-price {
    font-family: var(--font-headers);
    font-weight: 700;
    color: white;
    font-size: 0.95rem;
}

.cart-item-remove {
    position: absolute;
    top: 1rem;
    right: 1rem;
    color: rgba(255, 255, 255, 0.3);
    font-size: 0.9rem;
    transition: var(--transition-fast);
}

.cart-item-remove:hover {
    color: #ef4444;
}

/* Cart Footer Panel & Checkout Form */
.cart-footer {
    padding: 1.5rem;
    border-top: 1px solid var(--border-color);
    background-color: rgba(0,0,0,0.15);
}

.cart-total {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
    font-size: 1.15rem;
}

.cart-total strong {
    font-family: var(--font-headers);
    font-size: 1.4rem;
    color: var(--primary);
}

.checkout-form-container {
    border-top: 1px solid var(--border-color);
    padding-top: 1.25rem;
}

.checkout-form-container h4 {
    font-size: 1rem;
    margin-bottom: 1rem;
    color: white;
    text-align: center;
}

/* ==========================================================================
   Modals
   ========================================================================== */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.85);
    z-index: 120;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-normal);
}

.modal-overlay.active {
    opacity: 1;
    pointer-events: all;
}

.modal {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(0.9);
    width: 90%;
    max-width: 500px;
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    z-index: 125;
    padding: 2.5rem;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.6);
    opacity: 0;
    pointer-events: none;
    transition: transform var(--transition-normal) cubic-bezier(0.1, 0.8, 0.3, 1),
                opacity var(--transition-normal);
}

.modal.active {
    transform: translate(-50%, -50%) scale(1);
    opacity: 1;
    pointer-events: all;
}

.modal-header {
    text-align: center;
    margin-bottom: 1.5rem;
}

.success-icon {
    font-size: 4rem;
    color: var(--success);
    margin-bottom: 1rem;
    display: inline-block;
    filter: drop-shadow(0 0 10px var(--success-glow));
}

.modal-body {
    text-align: center;
    color: var(--text-muted);
    font-size: 0.95rem;
    line-height: 1.6;
    margin-bottom: 2rem;
}

.modal-body p {
    margin-bottom: 1rem;
}

.modal-body strong {
    color: white;
    font-family: var(--font-headers);
}

.modal-footer {
    display: flex;
    justify-content: center;
}

/* ==========================================================================
   Responsive Media Queries
   ========================================================================== */

/* Large Tablets & Desktops (max 1024px) */
@media (max-width: 1024px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
    }
    
    .simulator-wrapper {
        grid-template-columns: 1fr;
        gap: 2.5rem;
    }
    
    .specs-container {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .details-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .details-image-container {
        order: -1; /* move image on top for tablet/mobile */
        max-width: 400px;
        margin: 0 auto;
    }
    
    .purchase-wrapper {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .feedback-container {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 2.5rem;
    }
}

/* Small Tablets & Mobile Phones (max 768px) */
@media (max-width: 768px) {
    html {
        font-size: 15px;
    }
    
    .section-title {
        font-size: 1.85rem;
    }
    
    /* Header & Mobile Navigation */
    .mobile-menu-toggle {
        display: flex;
    }
    
    .nav {
        position: fixed;
        top: 0;
        left: -100%;
        width: 280px;
        height: 100vh;
        background-color: var(--bg-card);
        border-right: 1px solid var(--border-color);
        flex-direction: column;
        align-items: flex-start;
        justify-content: flex-start;
        padding: 6rem 2rem 2rem 2rem;
        gap: 1.5rem;
        margin-left: 0;
        margin-right: 0;
        transition: left var(--transition-normal) cubic-bezier(0.1, 0.8, 0.3, 1);
        z-index: 99;
    }
    
    .nav.active {
        left: 0;
    }
    
    .mobile-menu-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 6px);
    }
    
    .mobile-menu-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .mobile-menu-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(5px, -7px);
    }
    
    .contact-email-link {
        display: none; /* hide from header, kept in footer */
    }
    
    /* Hero */
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.05rem;
    }
    
    .hero-actions {
        flex-direction: column;
        width: 100%;
    }
    
    .hero-actions .btn {
        width: 100%;
    }
    
    /* Features */
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    /* Radar display size */
    .sonar-screen {
        max-width: 320px;
    }
    
    .sim-boat-container {
        width: 60px;
        height: 60px;
    }
    
    .sim-boat-body {
        font-size: 1.75rem;
    }
    
    .sonar-beam {
        width: 100px;
        height: 100px;
    }
    
    /* Footer bottom */
    .footer-bottom-container {
        flex-direction: column;
        text-align: center;
        gap: 1rem;
    }
}

/* Extra small mobile phones (max 480px) */
@media (max-width: 480px) {
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .thumbnails-container {
        grid-template-columns: repeat(4, 1fr);
        gap: 0.5rem;
    }
    
    .purchase-controls {
        flex-direction: column;
        gap: 1rem;
    }
    
    .quantity-selector {
        width: 100%;
    }
    
    .trust-badges {
        flex-direction: column;
        gap: 1.25rem;
    }
}