/* ===================================
   Arctic Fusion — Styles
   Warm terracotta & sand palette
   =================================== */

/* --- CSS Custom Properties --- */
:root {
    --color-terracotta: #C0603A;
    --color-terracotta-dark: #A84E2E;
    --color-terracotta-light: #D4845E;
    --color-sand: #F5E6D3;
    --color-sand-light: #FDF6EE;
    --color-sand-dark: #E8D5C0;
    --color-cream: #FFF9F3;
    --color-brown-dark: #3D2B1F;
    --color-brown: #5C4033;
    --color-text: #2D1F14;
    --color-text-light: #6B5344;
    --color-text-muted: #8A7568;
    --color-white: #FFFFFF;
    --color-success: #4A7C59;
    --color-success-light: #E8F5E9;
    
    --font-heading: 'Nunito', sans-serif;
    --font-body: 'Lora', serif;
    
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --radius-xl: 32px;
    
    --shadow-sm: 0 2px 8px rgba(61, 43, 31, 0.06);
    --shadow-md: 0 4px 20px rgba(61, 43, 31, 0.08);
    --shadow-lg: 0 8px 40px rgba(61, 43, 31, 0.12);
    --shadow-xl: 0 16px 60px rgba(61, 43, 31, 0.15);
    
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.7;
    color: var(--color-text);
    background-color: var(--color-sand-light);
    overflow-x: hidden;
}

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

a {
    color: inherit;
    text-decoration: none;
}

ul {
    list-style: none;
}

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

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

h1 { font-size: clamp(2.2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.8rem, 4vw, 2.5rem); }
h3 { font-size: clamp(1.2rem, 2vw, 1.4rem); }
h4 { font-size: 1.1rem; }

p {
    color: var(--color-text-light);
}

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 28px;
    border-radius: 50px;
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1rem;
    border: 2px solid transparent;
    cursor: pointer;
    transition: all var(--transition);
    text-decoration: none;
}

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

.btn-primary:hover {
    background: var(--color-terracotta-dark);
    border-color: var(--color-terracotta-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-secondary {
    background: var(--color-white);
    color: var(--color-terracotta);
    border-color: var(--color-white);
}

.btn-secondary:hover {
    background: var(--color-sand);
    border-color: var(--color-sand);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-white {
    background: var(--color-white);
    color: var(--color-terracotta);
    border-color: var(--color-white);
}

.btn-white:hover {
    background: var(--color-sand);
    border-color: var(--color-sand);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-outline-white {
    background: transparent;
    color: var(--color-white);
    border-color: rgba(255,255,255,0.6);
}

.btn-outline-white:hover {
    background: var(--color-white);
    color: var(--color-terracotta);
    border-color: var(--color-white);
    transform: translateY(-2px);
}

.btn-full {
    width: 100%;
    justify-content: center;
}

/* --- Section Tags --- */
.section-tag {
    display: inline-block;
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 0.8rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--color-terracotta);
    background: rgba(192, 96, 58, 0.1);
    padding: 6px 16px;
    border-radius: 50px;
    margin-bottom: 16px;
}

.section-title {
    margin-bottom: 20px;
}

.section-subtitle {
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto;
}

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

/* --- Navbar --- */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(253, 246, 238, 0.95);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(192, 96, 58, 0.08);
    transition: all var(--transition);
}

.navbar.scrolled {
    box-shadow: var(--shadow-md);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 1.25rem;
    color: var(--color-terracotta);
}

.logo-icon {
    flex-shrink: 0;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 8px;
}

.nav-links a {
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--color-text-light);
    padding: 8px 16px;
    border-radius: 50px;
    transition: all var(--transition);
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--color-terracotta);
    background: rgba(192, 96, 58, 0.08);
}

/* Mobile Toggle */
.mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    z-index: 1001;
}

.mobile-toggle span {
    display: block;
    width: 24px;
    height: 2.5px;
    background: var(--color-terracotta);
    border-radius: 2px;
    transition: all var(--transition);
}

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

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

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

/* --- Hero --- */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #C0603A 0%, #D4845E 40%, #E8A87C 70%, #F5C49C 100%);
    overflow: hidden;
    padding: 120px 24px 80px;
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.hero-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.2;
}

.hero-gradient {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        135deg,
        rgba(192, 96, 58, 0.92) 0%,
        rgba(180, 100, 65, 0.88) 40%,
        rgba(212, 132, 94, 0.85) 70%,
        rgba(245, 196, 156, 0.82) 100%
    );
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at 30% 50%, rgba(255,255,255,0.08) 0%, transparent 60%);
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 800px;
    padding-top: 40px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(255, 255, 255, 0.18);
    backdrop-filter: blur(8px);
    color: var(--color-white);
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 0.85rem;
    padding: 8px 20px;
    border-radius: 50px;
    margin-bottom: 28px;
    border: 1px solid rgba(255,255,255,0.25);
}

.hero-title {
    color: var(--color-white);
    font-size: clamp(2.4rem, 6vw, 4rem);
    line-height: 1.1;
    margin-bottom: 24px;
    text-shadow: 0 2px 20px rgba(0,0,0,0.1);
}

.hero-title .highlight {
    display: block;
    font-family: var(--font-body);
    font-style: italic;
    font-weight: 400;
    font-size: 0.85em;
    opacity: 0.92;
}

.hero-subtitle {
    color: rgba(255, 255, 255, 0.9);
    font-size: clamp(1rem, 2vw, 1.2rem);
    max-width: 560px;
    margin: 0 auto 40px;
    line-height: 1.8;
}

.hero-actions {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
    margin-bottom: 56px;
}

.hero-stats {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 32px;
}

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 1.5rem;
    color: var(--color-white);
}

.stat-label {
    font-family: var(--font-heading);
    font-size: 0.8rem;
    font-weight: 600;
    color: rgba(255, 255, 255, 0.75);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.stat-divider {
    width: 1px;
    height: 40px;
    background: rgba(255, 255, 255, 0.3);
}

.hero-wave {
    position: absolute;
    bottom: -1px;
    left: 0;
    right: 0;
    z-index: 2;
    line-height: 0;
}

.hero-wave svg {
    width: 100%;
    height: 80px;
}

/* --- About --- */
.about {
    padding: 100px 0;
    background: var(--color-sand-light);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
}

.about-images {
    position: relative;
}

.about-img-main {
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
}

.about-img-main img {
    width: 100%;
    height: 450px;
    object-fit: cover;
}

.about-img-secondary {
    position: absolute;
    bottom: -32px;
    right: -24px;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    border: 4px solid var(--color-sand-light);
}

.about-img-secondary img {
    width: 260px;
    height: 200px;
    object-fit: cover;
}

.about-experience {
    position: absolute;
    top: -20px;
    left: -16px;
    background: var(--color-terracotta);
    color: var(--color-white);
    padding: 16px 20px;
    border-radius: var(--radius-md);
    text-align: center;
    box-shadow: var(--shadow-lg);
}

.about-experience .exp-number {
    display: block;
    font-family: var(--font-heading);
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    opacity: 0.85;
}

.about-experience .exp-text {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    font-weight: 800;
}

.about-content {
    padding: 16px 0;
}

.about-text {
    margin-bottom: 20px;
    font-size: 1.05rem;
}

.about-features {
    margin-top: 36px;
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.feature-item {
    display: flex;
    gap: 16px;
    align-items: flex-start;
}

.feature-icon {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    background: rgba(192, 96, 58, 0.1);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
}

.feature-item h4 {
    margin-bottom: 4px;
    color: var(--color-text);
}

.feature-item p {
    font-size: 0.95rem;
    line-height: 1.6;
}

/* --- Products --- */
.products {
    padding: 100px 0;
    background: var(--color-white);
}

.section-header {
    margin-bottom: 60px;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
}

.product-card {
    background: var(--color-sand-light);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition);
}

.product-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-xl);
}

.product-img {
    position: relative;
    overflow: hidden;
}

.product-img img {
    width: 100%;
    height: 280px;
    object-fit: cover;
    transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

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

.product-tag {
    position: absolute;
    top: 16px;
    left: 16px;
    background: var(--color-terracotta);
    color: var(--color-white);
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 0.75rem;
    padding: 5px 14px;
    border-radius: 50px;
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

.product-info {
    padding: 28px;
}

.product-info h3 {
    margin-bottom: 10px;
    color: var(--color-text);
}

.product-info p {
    font-size: 0.95rem;
    line-height: 1.7;
}

/* --- CTA Banner --- */
.cta-banner {
    position: relative;
    padding: 100px 24px;
    overflow: hidden;
}

.cta-bg {
    position: absolute;
    inset: 0;
}

.cta-bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.cta-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(61, 43, 31, 0.85) 0%, rgba(92, 64, 51, 0.80) 100%);
}

.cta-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
}

.cta-title {
    color: var(--color-white);
    font-size: clamp(1.8rem, 4vw, 2.8rem);
    margin-bottom: 20px;
}

.cta-text {
    color: rgba(255, 255, 255, 0.85);
    font-size: 1.15rem;
    margin-bottom: 36px;
    line-height: 1.8;
}

.cta-actions {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
}

/* --- Contact --- */
.contact {
    padding: 100px 0;
    background: var(--color-sand-light);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: start;
}

.contact-desc {
    font-size: 1.05rem;
    margin-bottom: 36px;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 28px;
}

.contact-item {
    display: flex;
    gap: 16px;
    align-items: flex-start;
}

.contact-icon {
    flex-shrink: 0;
    width: 52px;
    height: 52px;
    background: rgba(192, 96, 58, 0.1);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
}

.contact-item h4 {
    margin-bottom: 4px;
    color: var(--color-text);
}

.contact-item p {
    font-size: 0.95rem;
}

.contact-item a {
    color: var(--color-terracotta);
    font-weight: 600;
    transition: color var(--transition);
}

.contact-item a:hover {
    color: var(--color-terracotta-dark);
}

/* --- Contact Form --- */
.contact-form-wrapper {
    background: var(--color-white);
    border-radius: var(--radius-xl);
    padding: 40px;
    box-shadow: var(--shadow-lg);
}

.contact-form h3 {
    font-size: 1.5rem;
    margin-bottom: 8px;
}

.form-note {
    font-size: 0.9rem;
    color: var(--color-text-muted);
    margin-bottom: 28px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--color-text);
    margin-bottom: 8px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 14px 18px;
    border: 2px solid var(--color-sand-dark);
    border-radius: var(--radius-md);
    font-family: var(--font-body);
    font-size: 1rem;
    color: var(--color-text);
    background: var(--color-sand-light);
    transition: all var(--transition);
    outline: none;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--color-text-muted);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--color-terracotta);
    background: var(--color-white);
    box-shadow: 0 0 0 4px rgba(192, 96, 58, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

/* Form Success */
.form-success {
    display: none;
    text-align: center;
    padding: 40px 20px;
}

.form-success.show {
    display: block;
}

.contact-form.hidden {
    display: none;
}

.success-icon {
    width: 72px;
    height: 72px;
    background: var(--color-success-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
}

.form-success h3 {
    color: var(--color-success);
    margin-bottom: 12px;
}

.form-success p {
    color: var(--color-text-light);
}

/* --- Footer --- */
.footer {
    background: var(--color-brown-dark);
    color: rgba(255, 255, 255, 0.75);
    padding: 64px 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 48px;
    padding-bottom: 48px;
}

.footer-brand .logo {
    color: var(--color-white);
    margin-bottom: 16px;
}

.footer-brand p {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.95rem;
    line-height: 1.7;
}

.footer-links h4 {
    color: var(--color-white);
    font-size: 1rem;
    margin-bottom: 20px;
}

.footer-links ul {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.95rem;
    transition: color var(--transition);
}

.footer-links a:hover {
    color: var(--color-sand);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding: 24px 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 12px;
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.45);
    font-size: 0.85rem;
}

/* --- Scroll Reveal (progressive enhancement) --- */
@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(24px);
        transition: opacity 0.7s cubic-bezier(0.4, 0, 0.2, 1), transform 0.7s cubic-bezier(0.4, 0, 0.2, 1);
    }
    
    .reveal.revealed {
        opacity: 1;
        transform: translateY(0);
    }
}

/* --- Responsive --- */
@media (max-width: 1024px) {
    .about-grid,
    .contact-grid {
        gap: 48px;
    }
    
    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 36px;
    }
}

@media (max-width: 768px) {
    .mobile-toggle {
        display: flex;
    }
    
    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background: var(--color-sand-light);
        flex-direction: column;
        align-items: flex-start;
        padding: 100px 32px 32px;
        gap: 4px;
        box-shadow: var(--shadow-xl);
        transition: right var(--transition);
    }
    
    .nav-links.open {
        right: 0;
    }
    
    .nav-links a {
        width: 100%;
        padding: 12px 16px;
        font-size: 1.05rem;
    }
    
    .hero {
        padding: 100px 20px 60px;
        min-height: auto;
    }
    
    .hero-stats {
        gap: 20px;
    }
    
    .about-grid {
        grid-template-columns: 1fr;
    }
    
    .about-images {
        max-width: 500px;
        margin: 0 auto;
    }
    
    .about-img-secondary {
        right: -8px;
        bottom: -20px;
    }
    
    .about-img-secondary img {
        width: 200px;
        height: 160px;
    }
    
    .products-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-form-wrapper {
        padding: 28px;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }
    
    .hero-actions {
        flex-direction: column;
        width: 100%;
    }
    
    .hero-actions .btn {
        width: 100%;
        justify-content: center;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: 16px;
    }
    
    .stat-divider {
        width: 40px;
        height: 1px;
    }
    
    .cta-actions {
        flex-direction: column;
        width: 100%;
    }
    
    .cta-actions .btn {
        width: 100%;
        justify-content: center;
    }
}