/* 
 * Lunaventha - Nutritionist Landing Page
 * Theme: Real advice from a nutritionist - Conscious food choices
 * Author: Lunaventha Team
 */

/* ========== BASE STYLES ========== */
:root {
    /* Color palette */
    --mint: #8CAB94;
    --sage: #6A8D7C;
    --sand: #D6CFC7;
    --clay: #BCA898;
    --light-clay: #EAE6E0;
    --white: #FFFFFF;
    --black: #333333;
    --gray: #666666;
    --light-gray: #F8F8F6;
    
    /* Typography */
    --serif: 'Cormorant Garamond', Georgia, serif;
    --sans: 'Inter', sans-serif;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    
    /* Border radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 16px;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--sans);
    font-size: 16px;
    line-height: 1.6;
    color: var(--black);
    background-color: var(--white);
}

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

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

a:hover {
    color: var(--mint);
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--serif);
    font-weight: 600;
    line-height: 1.3;
    margin-bottom: var(--spacing-sm);
}

h1 {
    font-size: 3.5rem;
    font-weight: 700;
}

h2 {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-md);
}

h3 {
    font-size: 1.75rem;
}

p {
    margin-bottom: var(--spacing-sm);
}

section {
    padding: var(--spacing-xl) 0;
}

.cta-button {
    display: inline-flex;
    align-items: center;
    padding: 1rem 2rem;
    background-color: var(--mint);
    color: var(--white);
    font-family: var(--sans);
    font-weight: 500;
    font-size: 1rem;
    border-radius: 50px;
    border: none;
    cursor: pointer;
    transition: var(--transition-normal);
    text-decoration: none;
}

.cta-button:hover {
    background-color: var(--sage);
    color: var(--white);
    transform: translateY(-2px);
}

.cta-button .icon {
    margin-left: 0.5rem;
    transition: var(--transition-normal);
}

.cta-button:hover .icon {
    transform: translateY(2px);
}

/* ========== HEADER STYLES ========== */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: var(--white);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    padding: 1rem 0;
    z-index: 1000;
    transition: var(--transition-normal);
}

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

.logo {
    flex: 0 0 auto;
}

.logo img {
    height: 40px;
}

.main-nav {
    flex: 1 0 auto;
    display: flex;
    justify-content: flex-end;
}

.nav-menu {
    display: flex;
    list-style: none;
}

.nav-menu li {
    margin-left: var(--spacing-md);
}

.nav-menu a {
    font-family: var(--sans);
    font-weight: 500;
    font-size: 0.9rem;
    color: var(--black);
    text-transform: uppercase;
    letter-spacing: 1px;
    padding: 0.5rem 0;
    position: relative;
}

.nav-menu a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: 0;
    left: 0;
    background-color: var(--mint);
    transition: var(--transition-normal);
}

.nav-menu a:hover {
    color: var(--mint);
}

.nav-menu a:hover::after {
    width: 100%;
}

.menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.menu-toggle span {
    display: block;
    width: 25px;
    height: 2px;
    background-color: var(--black);
    margin: 5px 0;
    transition: var(--transition-normal);
}

/* ========== HERO SECTION ========== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 80px;
    background-image: url('images/hero.jpg');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    position: relative;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(255, 255, 255, 0.7);
}

.hero-content {
    position: relative;
    max-width: 600px;
    padding: var(--spacing-lg);
    background-color: rgba(255, 255, 255, 0.9);
    border-radius: var(--radius-md);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.hero h1 {
    margin-bottom: var(--spacing-sm);
    color: var(--black);
}

.hero .subtitle {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-md);
}

/* ========== EXPERT SECTION ========== */
.expert-section {
    background-color: var(--light-gray);
    position: relative;
    overflow: hidden;
}

.expert-section::before {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    background-image: url('images/expert.jpg');
    background-size: cover;
    opacity: 0.1;
    z-index: 1;
}

.expert-content {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    align-items: center;
}

.expert-image {
    position: relative;
}

.expert-image img {
    border-radius: var(--radius-md);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.expert-image::before {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    top: 20px;
    left: -20px;
    background-color: var(--mint);
    border-radius: var(--radius-md);
    z-index: -1;
}

.expert-text {
    padding: var(--spacing-md);
    background-color: var(--white);
    border-radius: var(--radius-md);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    transform: rotate(-1deg);
    position: relative;
}

.expert-text::after {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 50px;
    height: 50px;
    background-color: var(--light-clay);
    clip-path: polygon(100% 0, 0 0, 100% 100%);
    z-index: -1;
}

.quote {
    font-family: var(--serif);
    font-size: 1.5rem;
    font-style: italic;
    color: var(--sage);
    margin: var(--spacing-md) 0;
    padding-left: var(--spacing-md);
    border-left: 3px solid var(--mint);
}

.experience {
    font-weight: 600;
    font-size: 1.1rem;
    color: var(--sage);
    margin-top: var(--spacing-md);
}

/* ========== IMPORTANCE SECTION ========== */
.importance-section {
    background-color: var(--white);
    text-align: center;
}

.principles {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
}

.principle-card {
    padding: var(--spacing-md);
    background-color: var(--light-gray);
    border-radius: var(--radius-md);
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.principle-card::before {
    content: '';
    position: absolute;
    width: 150px;
    height: 150px;
    background-color: var(--light-clay);
    border-radius: 50%;
    top: -50px;
    right: -50px;
    opacity: 0.2;
    z-index: 1;
}

.principle-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.05);
}

.principle-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-sm);
    position: relative;
    z-index: 2;
}

.principle-card h3 {
    color: var(--sage);
    margin-bottom: var(--spacing-sm);
    position: relative;
    z-index: 2;
}

.principle-card p {
    position: relative;
    z-index: 2;
}

/* ========== ADVICE SECTION ========== */
.advice-section {
    background-color: var(--light-clay);
    position: relative;
    overflow: hidden;
}

.advice-section::before {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    background-image: url('images/advice.jpg');
    background-size: cover;
    opacity: 0.05;
    z-index: 1;
}

.advice-section h2 {
    text-align: center;
    position: relative;
    z-index: 2;
}

.advice-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
    position: relative;
    z-index: 2;
}

.advice-card {
    background-color: var(--white);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    transition: var(--transition-normal);
    transform: rotate(0deg);
    position: relative;
}

.advice-card:nth-child(odd) {
    transform: rotate(-1deg);
}

.advice-card:nth-child(even) {
    transform: rotate(1deg);
}

.advice-card:hover {
    transform: translateY(-5px) rotate(0);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

.advice-icon {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    overflow: hidden;
    margin-bottom: var(--spacing-sm);
    border: 2px solid var(--mint);
}

.advice-icon img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.advice-card h3 {
    font-size: 1.25rem;
    color: var(--sage);
    margin-bottom: var(--spacing-sm);
}

.read-more {
    display: inline-block;
    margin-top: var(--spacing-sm);
    color: var(--mint);
    font-weight: 500;
    position: relative;
}

.read-more::after {
    content: '→';
    margin-left: 5px;
    transition: var(--transition-normal);
}

.read-more:hover::after {
    margin-left: 10px;
}

/* ========== TEST SECTION ========== */
.test-section {
    background-color: var(--white);
    text-align: center;
}

.test-intro {
    max-width: 600px;
    margin: 0 auto var(--spacing-md);
}

.test-container {
    max-width: 700px;
    margin: 0 auto;
    background-color: var(--light-gray);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

.test-step {
    display: none;
}

.test-step.active {
    display: block;
    animation: fadeIn 0.5s ease;
}

.test-options {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
    margin: var(--spacing-md) 0;
}

.test-option {
    padding: 1rem;
    background-color: var(--white);
    border: 1px solid var(--sand);
    border-radius: var(--radius-sm);
    font-family: var(--sans);
    font-size: 1rem;
    cursor: pointer;
    transition: var(--transition-fast);
}

.test-option:hover {
    background-color: var(--light-clay);
    border-color: var(--clay);
}

.test-option.selected {
    background-color: var(--mint);
    color: var(--white);
    border-color: var(--mint);
}

.test-controls {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: var(--spacing-md);
}

.test-prev, .test-next {
    padding: 0.75rem 1.5rem;
    background-color: var(--sand);
    color: var(--black);
    border: none;
    border-radius: var(--radius-sm);
    font-family: var(--sans);
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition-fast);
}

.test-prev:hover, .test-next:hover {
    background-color: var(--clay);
    color: var(--white);
}

.test-prev:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.test-progress {
    font-weight: 500;
}

.test-result {
    display: none;
    animation: fadeIn 0.5s ease;
}

.result-score {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    margin: var(--spacing-md) 0;
    font-size: 1.25rem;
    font-weight: 600;
}

.score-value {
    font-size: 2rem;
    color: var(--mint);
}

.result-message {
    margin-bottom: var(--spacing-md);
}

.result-tips {
    background-color: var(--light-clay);
    padding: var(--spacing-md);
    border-radius: var(--radius-sm);
    margin-bottom: var(--spacing-md);
    text-align: left;
}

/* ========== TESTIMONIALS SECTION ========== */
.testimonials-section {
    background-color: var(--light-gray);
}

.testimonials-section h2 {
    text-align: center;
}

.testimonials {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
}

.testimonial {
    background-color: var(--white);
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    transition: var(--transition-normal);
}

.testimonial:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

.testimonial-image {
    height: 150px;
    overflow: hidden;
}

.testimonial-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.testimonial-content {
    padding: var(--spacing-md);
}

.testimonial-text {
    font-family: var(--serif);
    font-style: italic;
    color: var(--gray);
    margin-bottom: var(--spacing-md);
}

.testimonial-author {
    text-align: right;
    border-top: 1px solid var(--sand);
    padding-top: var(--spacing-sm);
}

.testimonial-author .name {
    font-weight: 600;
    margin-bottom: 0;
}

.testimonial-author .info {
    font-size: 0.9rem;
    color: var(--gray);
    margin-bottom: 0;
}

/* ========== DOWNLOAD SECTION ========== */
.download-section {
    background-color: var(--mint);
    color: var(--white);
    position: relative;
    overflow: hidden;
}

.download-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('images/down.jpg');
    background-size: cover;
    opacity: 0.05;
    z-index: 1;
}

.download-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    position: relative;
    z-index: 2;
}

.download-text h2 {
    color: var(--white);
}

.download-features {
    list-style: none;
    margin: var(--spacing-md) 0;
}

.download-features li {
    padding-left: 30px;
    margin-bottom: var(--spacing-sm);
    position: relative;
}

.download-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--white);
    font-weight: 600;
}

.download-form {
    background-color: var(--white);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    color: var(--black);
    position: relative;
}

.ebook-preview {
    position: absolute;
    top: -30px;
    right: -30px;
    width: 150px;
    transform: rotate(10deg);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
    border-radius: var(--radius-sm);
    overflow: hidden;
    z-index: 1;
}

.subscription-form {
    position: relative;
    z-index: 2;
}

.form-group {
    margin-bottom: var(--spacing-sm);
}

.form-group label {
    display: block;
    font-weight: 500;
    margin-bottom: 5px;
}

.form-group input {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--sand);
    border-radius: var(--radius-sm);
    font-family: var(--sans);
    font-size: 1rem;
}

.form-agreement {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    margin-bottom: var(--spacing-md);
    font-size: 0.9rem;
}

.form-agreement input {
    margin-top: 5px;
}

.download-button {
    width: 100%;
    justify-content: center;
    background-color: var(--sage);
}

.download-button:hover {
    background-color: var(--mint);
}

/* ========== CONTACT SECTION ========== */
.contact-section {
    background-color: var(--white);
}

.contact-columns {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.mission-statement {
    font-size: 1.25rem;
    font-style: italic;
    color: var(--sage);
    margin-bottom: var(--spacing-md);
    max-width: 400px;
}

.contact-details {
    margin-top: var(--spacing-md);
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.contact-icon {
    font-size: 1.5rem;
}

.contact-text h3 {
    font-size: 1.1rem;
    margin-bottom: 5px;
}

.contact-form-container {
    background-color: var(--light-gray);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
}

.contact-form .form-group {
    margin-bottom: var(--spacing-sm);
}

.contact-form textarea {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--sand);
    border-radius: var(--radius-sm);
    font-family: var(--sans);
    font-size: 1rem;
    resize: vertical;
}

.contact-button {
    width: 100%;
    justify-content: center;
}

.map-container h3 {
    margin-bottom: var(--spacing-sm);
}

.google-map {
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

/* ========== FOOTER STYLES ========== */
.site-footer {
    background-color: var(--black);
    color: var(--white);
    padding: var(--spacing-lg) 0 var(--spacing-sm);
}

.footer-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-lg);
}

.footer-logo img {
    height: 40px;
    filter: brightness(0) invert(1);
}

.newsletter h3 {
    font-size: 1.1rem;
    margin-bottom: var(--spacing-sm);
}

.newsletter-form .form-group {
    display: flex;
}

.newsletter-form input {
    flex: 1;
    padding: 0.75rem;
    border: none;
    border-radius: var(--radius-sm) 0 0 var(--radius-sm);
    font-family: var(--sans);
    font-size: 0.9rem;
}

.newsletter-button {
    padding: 0.75rem 1.5rem;
    background-color: var(--mint);
    color: var(--white);
    border: none;
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
    font-family: var(--sans);
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition-fast);
}

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

.footer-nav {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: var(--spacing-md);
}

.footer-menu h4 {
    font-size: 1rem;
    margin-bottom: var(--spacing-sm);
    color: var(--white);
}

.footer-menu ul {
    list-style: none;
}

.footer-menu li {
    margin-bottom: 5px;
}

.footer-menu a {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9rem;
    transition: var(--transition-fast);
}

.footer-menu a:hover {
    color: var(--mint);
}

.footer-bottom {
    text-align: center;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: var(--spacing-md);
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.5);
}

/* ========== ANIMATIONS ========== */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ========== RESPONSIVE STYLES ========== */
@media (max-width: 992px) {
    h1 {
        font-size: 2.8rem;
    }
    
    h2 {
        font-size: 2.2rem;
    }
    
    .expert-content,
    .download-content,
    .contact-columns {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .principles {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .expert-image::before {
        display: none;
    }
    
    .ebook-preview {
        position: relative;
        top: 0;
        right: 0;
        width: 100px;
        margin: 0 auto var(--spacing-md);
        transform: rotate(0);
    }
}

@media (max-width: 768px) {
    section {
        padding: var(--spacing-lg) 0;
    }
    
    .menu-toggle {
        display: block;
    }
    
    .nav-menu {
        position: fixed;
        top: 80px;
        left: 0;
        width: 100%;
        background-color: var(--white);
        flex-direction: column;
        align-items: center;
        padding: var(--spacing-md) 0;
        box-shadow: 0 5px 10px rgba(0, 0, 0, 0.05);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: var(--transition-normal);
    }
    
    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .nav-menu li {
        margin: var(--spacing-xs) 0;
    }
    
    .hero-content {
        padding: var(--spacing-md);
    }
    
    .testimonials {
        grid-template-columns: 1fr;
    }
    
    .footer-top {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-md);
    }
}

@media (max-width: 576px) {
    h1 {
        font-size: 2.2rem;
    }
    
    h2 {
        font-size: 1.8rem;
    }
    
    .container {
        width: 95%;
    }
    
    .cta-button {
        padding: 0.75rem 1.5rem;
        font-size: 0.9rem;
    }
    
    .test-container {
        padding: var(--spacing-sm);
    }
}