/* BASE STYLES & VARIABLES */
:root {
    --frost: #EEF3F4;
    --white: #FFFFFF;
    --graphite: #20292F;
    --steel-blue: #416779;
    --aqua: #62B7C2;
    --slate: #718087;
    --warm-grey: #D7D3CD;
    --orange: #D67C3F;
    --border: #DCE4E6;
    
    --font-main: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    
    --radius: 4px;
    --transition: all 0.3s ease;
}

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

body {
    font-family: var(--font-main);
    background-color: var(--white);
    color: var(--graphite);
    line-height: 1.6;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
}

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

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

a:hover, a:focus {
    color: var(--aqua);
}

h1, h2, h3, h4 {
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: var(--spacing-sm);
    color: inherit;
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }

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

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* TYPOGRAPHY UTILITIES */
.text-center { text-align: center; }
.text-lead { font-size: 1.25rem; font-weight: 400; color: var(--slate); }
.text-white { color: var(--white); }
.text-white .text-lead { color: var(--frost); }
.small-label { font-size: 0.875rem; text-transform: uppercase; letter-spacing: 0.05em; color: var(--aqua); font-weight: 600; display: block; margin-bottom: var(--spacing-xs); }

/* BACKGROUND UTILITIES */
.bg-white { background-color: var(--white); }
.bg-frost { background-color: var(--frost); }
.bg-graphite { background-color: var(--graphite); color: var(--white); }
.bg-steel { background-color: var(--steel-blue); color: var(--white); }

/* BUTTONS */
.btn {
    display: inline-block;
    padding: 12px 24px;
    font-weight: 600;
    border-radius: var(--radius);
    cursor: pointer;
    text-align: center;
    transition: var(--transition);
    border: 2px solid transparent;
}

.btn-primary {
    background-color: var(--steel-blue);
    color: var(--white);
}
.btn-primary:hover, .btn-primary:focus {
    background-color: var(--aqua);
    color: var(--graphite);
}

.btn-secondary {
    background-color: transparent;
    color: var(--steel-blue);
    border-color: var(--steel-blue);
}
.btn-secondary:hover, .btn-secondary:focus {
    background-color: var(--steel-blue);
    color: var(--white);
}

.btn-white {
    background-color: var(--white);
    color: var(--graphite);
}
.btn-white:hover, .btn-white:focus {
    background-color: var(--frost);
    color: var(--steel-blue);
}

/* HEADER & NAVIGATION */
header {
    background-color: var(--white);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-inner {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: var(--spacing-sm) 0;
}

.brand {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--graphite);
    letter-spacing: -0.02em;
    margin-bottom: var(--spacing-sm);
}

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

.brand a:hover, .brand a:focus {
    color: var(--steel-blue);
}

nav {
    width: 100%;
}

.nav-links {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    list-style: none;
    gap: var(--spacing-sm) var(--spacing-md);
}

.nav-links a {
    color: var(--slate);
    font-size: 0.95rem;
    font-weight: 500;
    padding: var(--spacing-xs) 0;
}

.nav-links a:hover, .nav-links a:focus {
    color: var(--steel-blue);
}

.header-cta {
    margin-top: var(--spacing-sm);
}

/* HERO SECTION */
.hero {
    padding: var(--spacing-xl) 0;
    border-bottom: 1px solid var(--border);
    position: relative;
    overflow: hidden;
}

.hero-content {
    max-width: 800px;
    position: relative;
    z-index: 2;
}

.hero-image-wrapper {
    margin-top: var(--spacing-md);
    border-radius: var(--radius);
    overflow: hidden;
    border: 1px solid var(--border);
    background-color: var(--frost);
}

.hero-image-wrapper img {
    width: 100%;
    object-fit: cover;
    aspect-ratio: 21/9;
}

.button-group {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
    margin-top: var(--spacing-md);
}

/* SECTION PADDING */
.section-padding {
    padding: var(--spacing-lg) 0;
}
.section-padding-lg {
    padding: var(--spacing-xl) 0;
}

/* INTERACTIVE SELECTOR */
.selector-container {
    background-color: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: var(--spacing-md);
}

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

.selector-btn {
    text-align: left;
    padding: 16px;
    background-color: var(--frost);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    color: var(--graphite);
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
}

.selector-btn:hover, .selector-btn:focus, .selector-btn.active {
    background-color: var(--steel-blue);
    color: var(--white);
    border-color: var(--steel-blue);
}

.selector-result {
    display: none;
    padding: var(--spacing-md);
    background-color: var(--frost);
    border-left: 4px solid var(--aqua);
    border-radius: 0 var(--radius) var(--radius) 0;
}

.selector-result.active {
    display: block;
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(5px); }
    to { opacity: 1; transform: translateY(0); }
}

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

.editorial-card {
    background-color: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: var(--spacing-md);
    transition: var(--transition);
    height: 100%;
    display: flex;
    flex-direction: column;
}

.editorial-card:hover {
    box-shadow: 0 4px 20px rgba(32, 41, 47, 0.05);
    border-color: var(--warm-grey);
}

.editorial-card img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-radius: var(--radius);
    margin-bottom: var(--spacing-sm);
    background-color: var(--frost);
}

.editorial-card h3 {
    margin-bottom: var(--spacing-xs);
}

.editorial-card p {
    color: var(--slate);
    flex-grow: 1;
}

.editorial-card .btn {
    margin-top: var(--spacing-sm);
    align-self: flex-start;
}

/* PROCESS MAP */
.process-map {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.process-step {
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background-color: var(--white);
    overflow: hidden;
}

.process-header {
    display: flex;
    align-items: center;
    padding: 16px var(--spacing-md);
    cursor: pointer;
    background-color: var(--frost);
    transition: var(--transition);
}

.process-header:hover, .process-header:focus {
    background-color: var(--warm-grey);
}

.step-number {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--aqua);
    width: 40px;
}

.step-title {
    font-weight: 600;
    flex-grow: 1;
}

.process-content {
    display: none;
    padding: var(--spacing-md);
    border-top: 1px solid var(--border);
}

.process-content.active {
    display: block;
}

/* SEASONS PANEL */
.seasons-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-sm);
}

.season-panel {
    background-color: var(--graphite);
    color: var(--white);
    padding: var(--spacing-md);
    border-radius: var(--radius);
    border-top: 4px solid var(--slate);
}

.season-panel.winter { border-color: var(--aqua); }
.season-panel.spring { border-color: var(--orange); }
.season-panel.summer { border-color: var(--warm-grey); }
.season-panel.autumn { border-color: var(--steel-blue); }

.season-panel ul {
    list-style-position: inside;
    color: var(--warm-grey);
}

.season-panel li {
    margin-bottom: var(--spacing-xs);
}

/* CHECKLIST */
.checklist-container {
    background-color: var(--frost);
    padding: var(--spacing-md);
    border-radius: var(--radius);
    border: 1px solid var(--border);
}

.check-item {
    display: flex;
    align-items: center;
    padding: 12px 0;
    border-bottom: 1px solid var(--border);
}
.check-item:last-child {
    border-bottom: none;
}

.check-item input[type="checkbox"] {
    appearance: none;
    width: 24px;
    height: 24px;
    border: 2px solid var(--steel-blue);
    border-radius: 4px;
    margin-right: 16px;
    cursor: pointer;
    position: relative;
    background-color: var(--white);
}

.check-item input[type="checkbox"]:checked {
    background-color: var(--steel-blue);
}

.check-item input[type="checkbox"]:checked::after {
    content: '✓';
    color: white;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 14px;
}

.check-item label {
    cursor: pointer;
    font-weight: 500;
    user-select: none;
}

/* FAQ ACCORDION */
.faq-accordion .faq-item {
    border-bottom: 1px solid var(--border);
}

.faq-accordion .faq-item:last-child {
    border-bottom: none;
}

.faq-btn {
    width: 100%;
    text-align: left;
    background: none;
    border: none;
    padding: var(--spacing-sm) 0;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--graphite);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.faq-btn::after {
    content: '+';
    font-size: 1.5rem;
    color: var(--steel-blue);
}

.faq-btn[aria-expanded="true"]::after {
    content: '−';
}

.faq-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.faq-content p {
    padding-bottom: var(--spacing-sm);
    color: var(--slate);
}

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

.form-label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: 500;
}

.form-control {
    width: 100%;
    padding: 12px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    font-family: var(--font-main);
    font-size: 1rem;
    background-color: var(--white);
}

.form-control:focus {
    outline: none;
    border-color: var(--steel-blue);
    box-shadow: 0 0 0 2px rgba(65, 103, 121, 0.2);
}

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

.form-message {
    display: none;
    padding: var(--spacing-sm);
    border-radius: var(--radius);
    margin-top: var(--spacing-sm);
    background-color: var(--frost);
    border-left: 4px solid var(--steel-blue);
}

/* FOOTER */
footer {
    background-color: var(--graphite);
    color: var(--white);
    padding: var(--spacing-lg) 0 var(--spacing-md);
    border-top: 4px solid var(--steel-blue);
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.footer-col h4 {
    color: var(--frost);
    margin-bottom: var(--spacing-sm);
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: var(--spacing-xs);
}

.footer-links a {
    color: var(--slate);
    font-size: 0.95rem;
}

.footer-links a:hover, .footer-links a:focus {
    color: var(--white);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: var(--spacing-md);
    text-align: center;
    color: var(--slate);
    font-size: 0.875rem;
}

/* COOKIE BANNER */
.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    background-color: var(--white);
    border-top: 1px solid var(--border);
    box-shadow: 0 -4px 20px rgba(0,0,0,0.1);
    padding: var(--spacing-md);
    z-index: 9999;
    display: none; /* Controlled by JS */
    flex-direction: column;
    gap: var(--spacing-sm);
}

.cookie-content h3 {
    margin-bottom: var(--spacing-xs);
    font-size: 1.25rem;
}

.cookie-content p {
    font-size: 0.875rem;
    color: var(--slate);
    margin-bottom: 0;
}

.cookie-buttons {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

.cookie-preferences {
    display: none;
    margin-top: var(--spacing-sm);
    padding-top: var(--spacing-sm);
    border-top: 1px solid var(--border);
}

/* UTILITIES */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

.mt-md { margin-top: var(--spacing-md); }
.mb-md { margin-bottom: var(--spacing-md); }
.mt-lg { margin-top: var(--spacing-lg); }

/* MEDIA QUERIES */
@media (min-width: 768px) {
    .header-inner {
        flex-direction: row;
        justify-content: space-between;
    }
    
    .brand {
        margin-bottom: 0;
    }
    
    nav {
        width: auto;
    }
    
    .header-cta {
        margin-top: 0;
    }
    
    .hero-content {
        text-align: left;
    }
    
    .selector-container {
        display: grid;
        grid-template-columns: 1fr 1.5fr;
        gap: var(--spacing-md);
    }
    
    .selector-options {
        margin-bottom: 0;
    }
    
    .process-map {
        flex-direction: row;
    }
    
    .process-step {
        flex: 1;
        display: flex;
        flex-direction: column;
    }
    
    .process-header {
        flex-direction: column;
        align-items: flex-start;
        padding: var(--spacing-sm);
    }
    
    .step-title {
        margin-top: var(--spacing-xs);
    }
    
    .process-content {
        border-top: none;
        border-left: 1px solid var(--border);
        flex-grow: 1;
    }

    .cookie-banner {
        flex-direction: row;
        align-items: center;
        justify-content: space-between;
    }
    
    .cookie-content {
        flex: 1;
        padding-right: var(--spacing-md);
    }
}

@media (max-width: 480px) {
    h1 { font-size: 2rem; }
    h2 { font-size: 1.75rem; }
    
    .button-group {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
    }
    
    .nav-links {
        gap: var(--spacing-xs) var(--spacing-sm);
    }
}