/* ============================================
   NOBLE.PARTS - Design System & Global Styles
   ============================================ */

/* Google Fonts - Poppins (Brand Primary Font) */
@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;700;800&display=swap');

/* ============================================
   CSS Custom Properties (Design Tokens)
   ============================================ */
:root {
    /* Brand Colors - Per Noble Brand Book */
    --noble-yellow: #F3EC18;
    /* Aureolin - Primary Brand Yellow */
    --noble-yellow-dark: #dcd611;
    --noble-yellow-glow: rgba(243, 236, 24, 0.3);
    --charcoal: #333333;
    /* Jet - Primary Brand Dark */
    --dark-slate: #2a2a2a;
    --darker: #1a1a1a;
    --white: #FFFFFF;
    --gray-100: #F5F5F5;
    --gray-200: #E5E5E5;
    --gray-300: #D4D4D4;
    --gray-400: #A3A3A3;
    --gray-500: #737373;
    --gray-600: #525252;

    /* Typography - Poppins (Brand Font) */
    --font-heading: 'Poppins', sans-serif;
    --font-body: 'Poppins', sans-serif;

    /* Font Sizes */
    --text-xs: 0.75rem;
    --text-sm: 0.875rem;
    --text-base: 1rem;
    --text-lg: 1.125rem;
    --text-xl: 1.25rem;
    --text-2xl: 1.5rem;
    --text-3xl: 1.875rem;
    --text-4xl: 2.25rem;
    --text-5xl: 3rem;
    --text-6xl: 3.75rem;
    --text-7xl: 4.5rem;

    /* Spacing */
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.25rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
    --space-10: 2.5rem;
    --space-12: 3rem;
    --space-16: 4rem;
    --space-20: 5rem;
    --space-24: 6rem;

    /* Border Radius */
    --radius-sm: 0.25rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --radius-full: 9999px;

    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    --shadow-glow: 0 0 30px var(--noble-yellow-glow);

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 300ms ease;
    --transition-slow: 500ms ease;

    /* Z-Index */
    --z-dropdown: 100;
    --z-sticky: 200;
    --z-fixed: 300;
    --z-modal: 400;
    --z-tooltip: 500;
}

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

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

body {
    font-family: var(--font-body);
    font-size: var(--text-base);
    line-height: 1.6;
    color: var(--white);
    background-color: var(--dark-slate);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

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

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

ul,
ol {
    list-style: none;
}

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

input,
textarea,
select {
    font-family: inherit;
    font-size: inherit;
}

/* ============================================
   Typography
   ============================================ */
h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
    color: var(--white);
}

h1 {
    font-size: var(--text-5xl);
}

h2 {
    font-size: var(--text-4xl);
}

h3 {
    font-size: var(--text-3xl);
}

h4 {
    font-size: var(--text-2xl);
}

h5 {
    font-size: var(--text-xl);
}

h6 {
    font-size: var(--text-lg);
}

@media (min-width: 768px) {
    h1 {
        font-size: var(--text-6xl);
    }

    h2 {
        font-size: var(--text-5xl);
    }

    h3 {
        font-size: var(--text-4xl);
    }
}

@media (min-width: 1024px) {
    h1 {
        font-size: var(--text-7xl);
    }
}

.text-accent {
    color: var(--noble-yellow);
}

.text-muted {
    color: var(--gray-400);
}

/* ============================================
   Layout Utilities
   ============================================ */
.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--space-6);
}

.section {
    padding: var(--space-16) 0;
}

@media (min-width: 768px) {
    .section {
        padding: var(--space-24) 0;
    }
}

.grid {
    display: grid;
    gap: var(--space-6);
}

.flex {
    display: flex;
}

.flex-center {
    display: flex;
    align-items: center;
    justify-content: center;
}

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

/* ============================================
   Buttons
   ============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-4) var(--space-8);
    font-family: var(--font-heading);
    font-size: var(--text-base);
    font-weight: 600;
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
    cursor: pointer;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.btn-primary {
    background-color: var(--noble-yellow);
    color: var(--dark-slate);
    border: 2px solid var(--noble-yellow);
}

.btn-primary:hover {
    background-color: var(--noble-yellow-dark);
    box-shadow: var(--shadow-glow);
    transform: translateY(-2px);
}

.btn-secondary {
    background-color: transparent;
    color: var(--noble-yellow);
    border: 2px solid var(--noble-yellow);
}

.btn-secondary:hover {
    background-color: var(--noble-yellow);
    color: var(--dark-slate);
}

.btn-dark {
    background-color: var(--charcoal);
    color: var(--white);
    border: 2px solid var(--charcoal);
}

.btn-dark:hover {
    background-color: var(--gray-600);
    border-color: var(--gray-600);
}

.btn-lg {
    padding: var(--space-5) var(--space-10);
    font-size: var(--text-lg);
}

.btn-sm {
    padding: var(--space-2) var(--space-4);
    font-size: var(--text-sm);
}

/* ============================================
   Cards
   ============================================ */
.card {
    background: linear-gradient(145deg, rgba(45, 45, 45, 0.9), rgba(26, 26, 26, 0.9));
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-xl);
    padding: var(--space-6);
    transition: all var(--transition-base);
    backdrop-filter: blur(10px);
}

.card:hover {
    border-color: var(--noble-yellow);
    transform: translateY(-5px);
    box-shadow: var(--shadow-glow);
}

.card-image {
    width: 100%;
    aspect-ratio: 4/3;
    object-fit: cover;
    border-radius: var(--radius-lg);
    margin-bottom: var(--space-4);
}

.card-title {
    font-size: var(--text-xl);
    margin-bottom: var(--space-2);
}

.card-description {
    color: var(--gray-400);
    font-size: var(--text-sm);
}

/* ============================================
   Navigation
   ============================================ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: var(--z-fixed);
    padding: var(--space-4) 0;
    background: rgba(26, 26, 26, 0.9);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    transition: all var(--transition-base);
}

.navbar.scrolled {
    padding: var(--space-3) 0;
    background: rgba(13, 13, 13, 0.95);
}

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

.logo {
    height: 40px;
    width: auto;
}

.nav-links {
    display: none;
    gap: var(--space-8);
}

@media (min-width: 1024px) {
    .nav-links {
        display: flex;
    }
}

.nav-link {
    font-family: var(--font-heading);
    font-size: var(--text-sm);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--gray-300);
    transition: color var(--transition-fast);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--noble-yellow);
    transition: width var(--transition-base);
}

.nav-link:hover,
.nav-link.active {
    color: var(--noble-yellow);
}

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

/* Mobile Menu Button */
.menu-toggle {
    display: flex;
    flex-direction: column;
    gap: 5px;
    padding: var(--space-2);
    cursor: pointer;
}

@media (min-width: 1024px) {
    .menu-toggle {
        display: none;
    }
}

.menu-toggle span {
    display: block;
    width: 25px;
    height: 2px;
    background: var(--white);
    transition: all var(--transition-base);
}

.menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* Mobile Menu */
.mobile-menu {
    position: fixed;
    top: 70px;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--darker);
    padding: var(--space-8);
    display: flex;
    flex-direction: column;
    gap: var(--space-6);
    transform: translateX(100%);
    transition: transform var(--transition-base);
    z-index: var(--z-fixed);
}

.mobile-menu.active {
    transform: translateX(0);
}

.mobile-menu .nav-link {
    font-size: var(--text-xl);
    padding: var(--space-4) 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

/* ============================================
   Hero Section
   ============================================ */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    padding-top: 80px;
}

.hero-background {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, var(--darker) 0%, var(--dark-slate) 50%, var(--charcoal) 100%);
    z-index: -2;
}

.hero-pattern {
    position: absolute;
    inset: 0;
    background-image:
        radial-gradient(circle at 20% 80%, var(--noble-yellow-glow) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(220, 255, 0, 0.1) 0%, transparent 40%);
    z-index: -1;
}

.hero-content {
    max-width: 800px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-4);
    background: rgba(220, 255, 0, 0.1);
    border: 1px solid var(--noble-yellow);
    border-radius: var(--radius-full);
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--noble-yellow);
    margin-bottom: var(--space-6);
}

.hero-title {
    margin-bottom: var(--space-6);
}

.hero-title span {
    color: var(--noble-yellow);
}

.hero-description {
    font-size: var(--text-lg);
    color: var(--gray-300);
    margin-bottom: var(--space-8);
    max-width: 600px;
}

.hero-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-4);
}

/* ============================================
   Trust Badges
   ============================================ */
.trust-badges {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-4);
    margin-top: var(--space-12);
}

@media (min-width: 768px) {
    .trust-badges {
        grid-template-columns: repeat(4, 1fr);
    }
}

.trust-badge {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-4);
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.trust-badge-icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--noble-yellow);
    color: var(--dark-slate);
    border-radius: var(--radius-md);
    font-size: var(--text-xl);
}

.trust-badge-text {
    font-size: var(--text-sm);
    font-weight: 500;
}

/* ============================================
   Section Headers
   ============================================ */
.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto var(--space-12);
}

.section-tag {
    display: inline-block;
    font-family: var(--font-heading);
    font-size: var(--text-sm);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    color: var(--noble-yellow);
    margin-bottom: var(--space-4);
}

.section-title {
    margin-bottom: var(--space-4);
}

.section-description {
    color: var(--gray-400);
    font-size: var(--text-lg);
}

/* ============================================
   Products Grid
   ============================================ */
.products-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-6);
}

@media (min-width: 640px) {
    .products-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .products-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.product-card {
    background: linear-gradient(145deg, rgba(45, 45, 45, 0.9), rgba(26, 26, 26, 0.9));
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-xl);
    overflow: hidden;
    transition: all var(--transition-base);
}

.product-card:hover {
    border-color: var(--noble-yellow);
    transform: translateY(-10px);
    box-shadow: var(--shadow-glow);
}

.product-image-wrapper {
    position: relative;
    padding: var(--space-8);
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.03) 0%, transparent 100%);
}

.product-image {
    width: 100%;
    aspect-ratio: 1;
    object-fit: contain;
    transition: transform var(--transition-base);
}

.product-card:hover .product-image {
    transform: scale(1.05);
}

.product-badge {
    position: absolute;
    top: var(--space-4);
    left: var(--space-4);
    padding: var(--space-1) var(--space-3);
    background: var(--noble-yellow);
    color: var(--dark-slate);
    font-size: var(--text-xs);
    font-weight: 700;
    text-transform: uppercase;
    border-radius: var(--radius-sm);
}

.product-content {
    padding: var(--space-6);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.product-category {
    font-size: var(--text-xs);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--noble-yellow);
    margin-bottom: var(--space-2);
}

.product-title {
    font-size: var(--text-xl);
    margin-bottom: var(--space-3);
}

.product-features {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
    margin-bottom: var(--space-4);
}

.product-feature {
    font-size: var(--text-xs);
    padding: var(--space-1) var(--space-2);
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-sm);
    color: var(--gray-400);
}

.product-link {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    font-weight: 600;
    color: var(--noble-yellow);
    transition: gap var(--transition-base);
}

.product-link:hover {
    gap: var(--space-3);
}

/* ============================================
   Features Section
   ============================================ */
.features-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-6);
}

@media (min-width: 768px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .features-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

.feature-card {
    text-align: center;
    padding: var(--space-8);
}

.feature-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--space-6);
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--noble-yellow) 0%, var(--noble-yellow-dark) 100%);
    color: var(--dark-slate);
    font-size: var(--text-3xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-glow);
}

.feature-title {
    font-size: var(--text-xl);
    margin-bottom: var(--space-3);
}

.feature-description {
    color: var(--gray-400);
    font-size: var(--text-sm);
}

/* ============================================
   CTA Section
   ============================================ */
.cta-section {
    background: linear-gradient(135deg, var(--noble-yellow) 0%, var(--noble-yellow-dark) 100%);
    color: var(--dark-slate);
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 60%;
    height: 200%;
    background: rgba(255, 255, 255, 0.1);
    transform: rotate(15deg);
}

.cta-content {
    position: relative;
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
}

.cta-title {
    color: var(--dark-slate);
    margin-bottom: var(--space-4);
}

.cta-description {
    font-size: var(--text-lg);
    margin-bottom: var(--space-8);
    opacity: 0.8;
}

/* ============================================
   Footer
   ============================================ */
.footer {
    background: var(--darker);
    padding: var(--space-16) 0 var(--space-8);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-8);
    margin-bottom: var(--space-12);
}

@media (min-width: 768px) {
    .footer-grid {
        grid-template-columns: 2fr 1fr 1fr 1fr;
    }
}

.footer-brand {
    max-width: 300px;
}

.footer-logo {
    height: 40px;
    margin-bottom: var(--space-4);
}

.footer-description {
    color: var(--gray-400);
    font-size: var(--text-sm);
    margin-bottom: var(--space-6);
}

.social-links {
    display: flex;
    gap: var(--space-3);
}

.social-link {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-md);
    color: var(--gray-400);
    transition: all var(--transition-base);
}

.social-link:hover {
    background: var(--noble-yellow);
    color: var(--dark-slate);
}

.footer-column h4 {
    font-size: var(--text-base);
    margin-bottom: var(--space-4);
    color: var(--white);
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.footer-link {
    color: var(--gray-400);
    font-size: var(--text-sm);
    transition: color var(--transition-fast);
}

.footer-link:hover {
    color: var(--noble-yellow);
}

.footer-bottom {
    padding-top: var(--space-8);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
    align-items: center;
    text-align: center;
}

@media (min-width: 768px) {
    .footer-bottom {
        flex-direction: row;
        justify-content: space-between;
        text-align: left;
    }
}

.copyright {
    color: var(--gray-500);
    font-size: var(--text-sm);
}

/* ============================================
   Form Styles
   ============================================ */
.form-group {
    margin-bottom: var(--space-6);
}

.form-label {
    display: block;
    font-size: var(--text-sm);
    font-weight: 500;
    margin-bottom: var(--space-2);
    color: var(--gray-300);
}

.form-input,
.form-textarea,
.form-select,
select.form-input {
    width: 100%;
    padding: var(--space-4);
    background: rgba(255, 255, 255, 0.05);
    background-color: var(--dark-slate);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    color: var(--white);
    transition: border-color var(--transition-fast);
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus,
select.form-input:focus {
    outline: none;
    border-color: var(--noble-yellow);
}

.form-input::placeholder,
.form-textarea::placeholder {
    color: var(--gray-500);
}

.form-textarea {
    min-height: 150px;
    resize: vertical;
}

/* Select Dropdown Styling */
select.form-input,
.form-select {
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23A3A3A3' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    padding-right: 2.5rem;
    cursor: pointer;
}

select.form-input:hover,
.form-select:hover {
    border-color: var(--noble-yellow);
}

/* Style the dropdown options (limited browser support) */
select.form-input option,
.form-select option {
    background-color: var(--dark-slate);
    color: var(--white);
    padding: 0.75rem 1rem;
}

select.form-input option:hover,
.form-select option:hover,
select.form-input option:focus,
.form-select option:focus,
select.form-input option:checked,
.form-select option:checked {
    background-color: var(--noble-yellow);
    color: var(--dark-slate);
}

/* Firefox specific */
@-moz-document url-prefix() {

    select.form-input,
    .form-select {
        color: var(--white);
        background-color: var(--dark-slate);
    }

    select.form-input option,
    .form-select option {
        background-color: var(--dark-slate);
        color: var(--white);
    }
}

/* ============================================
   Animations
   ============================================ */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }

    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes pulse {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0.5;
    }
}

.animate-fadeInUp {
    animation: fadeInUp 0.6s ease forwards;
}

.animate-fadeIn {
    animation: fadeIn 0.6s ease forwards;
}

.animate-slideIn {
    animation: slideIn 0.6s ease forwards;
}

/* Stagger animations */
.stagger-1 {
    animation-delay: 0.1s;
}

.stagger-2 {
    animation-delay: 0.2s;
}

.stagger-3 {
    animation-delay: 0.3s;
}

.stagger-4 {
    animation-delay: 0.4s;
}

.stagger-5 {
    animation-delay: 0.5s;
}

/* ============================================
   Utility Classes
   ============================================ */
.text-center {
    text-align: center;
}

.text-left {
    text-align: left;
}

.text-right {
    text-align: right;
}

.mt-4 {
    margin-top: var(--space-4);
}

.mt-8 {
    margin-top: var(--space-8);
}

.mb-4 {
    margin-bottom: var(--space-4);
}

.mb-8 {
    margin-bottom: var(--space-8);
}

.hidden {
    display: none;
}

.block {
    display: block;
}

@media (max-width: 767px) {
    .hide-mobile {
        display: none;
    }
}

@media (min-width: 768px) {
    .hide-desktop {
        display: none;
    }
}