:root {
    /* Primary brand colors - equal impact weight */
    --color-primary-1: #4a9381;
    --color-primary-2: #66358c;

    --color-desaturated-1: color-mix(in oklch, var(--color-primary-1), white 90%);
    --color-desaturated-2: color-mix(in oklch, var(--color-primary-2), white 90%);

    /* Grays and neutrals */
    --color-text-primary: #333;
    --color-text-secondary: #666;
    --color-text-tertiary: #555;
    --color-white: white;
    --color-black: black;

    /* Borders and dividers */
    --color-border-light: #e0e0e0;
    --color-border-medium: #ddd;

    /* Backgrounds */
    --color-bg-light: #f8f9fa;
    --color-bg-hover: #e6f4ff;

    /* Status colors */
    --color-success-bg: #d4edda;
    --color-success-text: #155724;
    --color-success-border: #c3e6cb;

    --color-error-bg: #f8d7da;
    --color-error-text: #721c24;
    --color-error-border: #f5c6cb;

    --color-info-bg: #d1ecf1;
    --color-info-text: #0c5460;
    --color-info-border: #bee5eb;

    --color-required: #e74c3c;
}

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

html {
    scroll-padding-top: 100px;
}

body {
    font-family: 'Benton Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    background: var(--color-white);
    color: var(--color-text-primary);
    line-height: 1.6;
    width: 100%;
    overflow-x: clip;
}

/* Header Navigation */
header {
    background: var(--color-white);
    border-bottom: 1px solid var(--color-border-light);
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
}

nav {
    max-width: 1400px;
    /*margin: 0 auto;*/
    margin-top: 0;
    margin-left: auto;
    margin-bottom: 0;
    margin-right: auto;

    padding: 10px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-brand {
    font-size: 20px;
    font-weight: 900;
    color: var(--color-primary-1);
    text-decoration: none;
}

.nav-links {
    display: flex;
    gap: 30px;
    align-items: start;
}

.nav-links a {
    color: var(--color-text-primary);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.1s;
}

.nav-links a:hover {
    color: var(--color-primary-1);
}

/* Hamburger menu - hidden by default on desktop */
.menu-toggle {
    display: none;
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 5px;
    padding: 5px;
    z-index: 101;
}

.hamburger span {
    display: block;
    width: 25px;
    height: 3px;
    background-color: var(--color-text-primary);
    transition: all 0.3s ease;
    border-radius: 2px;
}

/* Hamburger animation when checked */
.menu-toggle:checked + .hamburger span:nth-child(1) {
    transform: rotate(45deg) translate(7px, 7px);
}

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

.menu-toggle:checked + .hamburger span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -7px);
}

/* Mobile styles - show hamburger and modify nav-links */
/* Short viewport - move form to bottom and show CTA button */
@media (max-height: 800px) {
    .main-container {
        flex-direction: column;
        gap: 40px;
    }

    .content-section {
        flex: 1 1 100%;
        padding-right: 0;
    }

    .form-section {
        flex: 1 1 100% !important;
        min-width: 100% !important;
        max-width: 100% !important;
        width: 100% !important;
        position: static !important;
        height: auto !important;
        max-height: none !important;
        overflow-y: visible !important;
    }

    .form-container {
        max-width: 100% !important;
        width: 100% !important;
    }

    /* Show mobile CTA button */
    .mobile-cta-button {
        display: block !important;
    }
}

@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }

    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 70%;
        max-width: 300px;
        height: 100vh;
        background: var(--color-white);
        flex-direction: column;
        padding: 80px 30px 30px;
        gap: 20px;
        box-shadow: -2px 0 10px rgba(0,0,0,0.1);
        transition: right 0.3s ease;
        z-index: 100;
    }

    .menu-toggle:checked ~ .nav-links {
        right: 0;
    }

    .nav-links a {
        font-size: 18px;
        padding: 10px 0;
        border-bottom: 1px solid var(--color-border-light);
    }

    /* Stack layout vertically on mobile */
    .main-container {
        flex-direction: column;
        gap: 40px;
    }

    .content-section {
        flex: 1 1 100%;
        padding-right: 0;
    }

    .form-section {
        flex: 1 1 100% !important;
        min-width: 100% !important;
        max-width: 100% !important;
        width: 100% !important;
        position: static !important;
        height: auto !important;
        max-height: none !important;
        overflow-y: visible !important;
    }

    .form-container {
        max-width: 100% !important;
        width: 100% !important;
    }

    /* Show mobile CTA button */
    .mobile-cta-button {
        display: block !important;
    }

    /* Fix logo section on mobile */
    .logo-section {
        grid-template-columns: 1fr;
        max-width: 100%;
    }

    nav {
        padding: 10px 15px;
    }
}

/* Footer */
footer {
    background: var(--color-bg-light);
    border-top: 1px solid var(--color-border-light);
    padding: 60px 20px 30px;
    margin-top: 80px;
}

.footer-content {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 60px;
    margin-bottom: 40px;
}

.footer-logo-section {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.footer-logo {
    width: 80px;
    height: auto;
}

.footer-company-name {
    font-size: 18px;
    font-weight: 700;
    color: var(--color-text-primary);
}

.footer-description {
    color: var(--color-text-secondary);
    font-size: 14px;
    line-height: 1.6;
}

.footer-section h3 {
    font-size: 16px;
    font-weight: 700;
    color: var(--color-text-primary);
    margin-bottom: 15px;
}

.footer-section ul {
    list-style: none;
    padding: 0;
}

.footer-section li {
    margin-bottom: 10px;
}

.footer-section a {
    color: var(--color-text-secondary);
    text-decoration: none;
    font-size: 14px;
    transition: color 0.3s;
}

.footer-section a:hover {
    color: var(--color-primary-1);
}

.footer-bottom {
    max-width: 1400px;
    margin: 0 auto;
    padding-top: 30px;
    border-top: 1px solid var(--color-border-light);
    text-align: center;
    color: var(--color-text-secondary);
    font-size: 13px;
}

/* Background layer for future images */
.background-layer {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    /* Add background images here later, e.g.: */
    /* background-image: url('path/to/image.jpg'); */
    /* background-size: cover; */
    /* background-position: center; */
}

/* Main layout container */
.main-container {
    display: flex;
    max-width: 1400px;
    margin: 0 auto;
    min-height: 100vh;
    gap: 40px;
    padding: 40px 20px;
    position: relative;
    box-sizing: border-box;
}

/* Content section - 60% */
.content-section {
    flex: 1 1 60%;
    min-width: 0;
    padding-right: 20px;
}

/* Logo and location grid */
.logo-section {
    display: grid;
    grid-template-columns: 300px;
    gap: 10px;
    margin-bottom: 00px;
    max-width: 100%;
}

.logo-section svg {
    max-width: 100%;
    height: auto;
}

.logo {
    width: 100%;
    height: auto;
}

.location-text {
    font-size: 14px;
    /*color: var(--color-text-secondary);*/
    color: var(--color-black);
    font-weight: bold;
    /*font-style: italic;*/
    display: flex;
    /*justify-content: flex-end;*/
    gap: 6px;
    height: 20px;
    overflow: hidden;
    white-space: nowrap;
}

.location-container {
    display: inline-block;
    width: 110px;
    text-align: center;
    position: relative;
    overflow: hidden;
    height: 20px;
}

.location-slider {
    transition: transform 0.6s ease-in-out;
}

.location-item {
    height: 20px;
    line-height: 20px;
}

.content-section h1 {
    font-size: 42px;
    color: var(--color-primary-1);
    margin-bottom: 10px;
}

.content-section .tagline {
    font-size: 18px;
    color: var(--color-black);
    margin-bottom: 30px;
}

.tagline-image {
    text-align: center;
    margin-bottom: 50px;
}

.tagline-image img {
    max-width: 50%;
    height: auto;
    border-radius: 10px;
}

.content-section h2 {
    font-size: 28px;
    font-weight: 900;
    color: var(--color-text-primary);
    margin-top: 40px;
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--color-primary-1);
}

.content-section h2:first-of-type {
    margin-top: 0;
}

.content-section ol {
    margin-left: 20px;
    margin-bottom: 20px;
}

.content-section li {
    margin-bottom: 15px;
    padding-left: 10px;
}

.content-section strong {
    color: var(--color-primary-2);
    font-weight: 900;
    font-size: 1.1em;
}

.content-section ul {
    list-style: none;
    margin-left: 0;
    margin-bottom: 20px;
}

.content-section ul li {
    padding-left: 25px;
    position: relative;
}

.content-section ul li:before {
    /*content: "→";*/
    /*color: #0077df;*/
    /*font-weight: bold;*/
    /*position: absolute;*/
    /*left: 0;*/
    /*font-size: 18px;*/
}

/* Form section - 30% sticky */
.form-section {
    flex: 0 1 40%;
    min-width: 0;
    position: -webkit-sticky; /* Safari support */
    position: sticky;
    top: 100px;
    align-self: flex-start;
    height: fit-content;
}

.form-container {
    background: var(--color-white);
    border-radius: 10px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.1);
    padding: 20px;
    border: 1px solid var(--color-border-light);
    width: 100%;
    box-sizing: border-box;
    will-change: transform;
}

.form-container h2 {
    color: var(--color-text-primary);
    margin-bottom: 3px;
    font-size: 24px;
    font-weight: 900;
}

.form-container .subtitle {
    color: var(--color-text-secondary);
    margin-bottom: 15px;
    font-size: 14px;
}

.form-group {
    margin-bottom: 12px;
}

label {
    display: block;
    margin-bottom: 3px;
    color: var(--color-text-tertiary);
    font-weight: 500;
    font-size: 13px;
}

.required {
    color: var(--color-required);
}

input[type="text"],
input[type="email"],
input[type="tel"],
input[type="url"],
textarea {
    width: 100%;
    padding: 8px 10px;
    border: 1px solid var(--color-border-medium);
    border-radius: 5px;
    font-size: 14px;
    transition: border-color 0.3s;
    font-family: inherit;
}

input:focus,
textarea:focus {
    outline: none;
    border-color: var(--color-primary-1);
}

textarea {
    resize: vertical;
    min-height: 60px;
}

.file-upload {
    position: relative;
    display: inline-block;
    width: 100%;
}

.file-upload input[type="file"] {
    position: absolute;
    opacity: 0;
    width: 100%;
    height: 100%;
    cursor: pointer;
}

.file-upload-label {
    display: block;
    padding: 8px 10px;
    border: 2px dashed var(--color-border-medium);
    border-radius: 5px;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s;
    background: var(--color-bg-light);
    font-size: 13px;
}

.file-upload-label:hover {
    border-color: var(--color-primary-1);
    background: var(--color-bg-hover);
}

.file-info {
    margin-top: 3px;
    font-size: 11px;
    color: var(--color-text-secondary);
}

.btn-submit {
    background: linear-gradient(135deg, var(--color-primary-1) 0%, var(--color-primary-2) 100%);
    color: var(--color-white);
    padding: 10px 25px;
    border: none;
    border-radius: 5px;
    font-size: 15px;
    font-weight: 500;
    cursor: pointer;
    width: 100%;
    transition: transform 0.2s, box-shadow 0.2s;
}

.btn-submit:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.2);
}

.btn-submit:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.status {
    margin-top: 10px;
    padding: 8px;
    border-radius: 5px;
    text-align: center;
    display: none;
    font-size: 13px;
}

.status.success {
    background: var(--color-success-bg);
    color: var(--color-success-text);
    border: 1px solid var(--color-success-border);
    display: block;
}

.status.error {
    background: var(--color-error-bg);
    color: var(--color-error-text);
    border: 1px solid var(--color-error-border);
    display: block;
}

.status.loading {
    background: var(--color-info-bg);
    color: var(--color-info-text);
    border: 1px solid var(--color-info-border);
    display: block;
}

.row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

/* Central Claim/Statement */
.central-claim {
    text-align: center;
    font-size: 32px;
    font-weight: 900;
    color: gray(80);
    margin: 50px 0;
    padding: 30px 20px;
    background: linear-gradient(135deg, var(--color-desaturated-1)  0%, var(--color-desaturated-2) 100%);
    border-left: 5px solid var(--color-primary-1);
    border-right: 5px solid var(--color-primary-2);
    border-radius: 8px;
    line-height: 1.4;
    box-shadow: 0 5px 20px rgba(0,0,0,0.08);
    /*-webkit-text-stroke: 1px var(--color-black);*/
    /*text-stroke: 1px var(--color-black);*/
}

/* Mobile CTA Button - hidden by default */
.mobile-cta-button {
    background: linear-gradient(135deg, var(--color-primary-1) 0%, var(--color-primary-2) 100%);
    color: var(--color-white);
    padding: 15px 40px;
    border-radius: 8px;
    font-size: 18px;
    font-weight: 700;
    text-align: center;
    text-decoration: none;
    margin: 30px auto;
    width: fit-content;
    box-shadow: 0 4px 15px rgba(0,0,0,0.2);
    transition: transform 0.2s, box-shadow 0.2s;
    display: none;
}

.mobile-cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0,0,0,0.3);
}

/* FAQ Section */
.faq-section {
    margin: 60px 0 40px;
}

.faq-section h2 {
    margin-bottom: 30px;
}

.faq-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.faq-item {
    background: var(--color-white);
    border-radius: 8px;
    border: 1px solid var(--color-border-light);
    margin-bottom: 20px;
    padding: 25px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
}

.faq-question {
    font-weight: 700;
    font-size: 16px;
    color: var(--color-primary-1);
    margin-bottom: 10px;
}

.faq-answer {
    color: var(--color-text-secondary);
    line-height: 1.6;
    font-size: 14px;
}

/* Annotation Type Cards */
.annotation-types {
    margin: 40px 0;
}

.annotation-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-top: 20px;
}

.annotation-card {
    background: var(--color-white);
    border-radius: 10px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.1);
    border: 1px solid var(--color-border-light);
    overflow: hidden;
    transition: transform 0.2s, box-shadow 0.2s;
}

.annotation-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 50px rgba(0,0,0,0.15);
}

.annotation-card-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-bottom: 1px solid var(--color-border-light);
}

.annotation-card-content {
    padding: 20px;
}

.annotation-card-content h3 {
    font-size: 20px;
    font-weight: 700;
    color: var(--color-text-primary);
    margin-bottom: 10px;
}

.annotation-card-content p {
    font-size: 14px;
    color: var(--color-text-secondary);
    line-height: 1.6;
}

/* SVG color classes */
.svg-primary-1 path {
    fill: var(--color-primary-1);
}

.svg-primary-2 path {
    fill: var(--color-primary-2);
}

.svg-black path {
    stroke: var(--color-black);
}