@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@500;600;700&family=Inter:wght@400;500&display=swap');

:root {
    --color-primary: #0A2540;
    --color-accent: #FF7B1A;
    --color-accent-hover: #E66A0F;
    --color-text-primary: #1A1A1A;
    --color-text-secondary: #555;
    --color-background-light: #FFFFFF;
    --color-background-soft: #F8F9FA;
    --color-border: #EAEAEA;
    --color-success: #28a745;
    --color-error: #dc3545;

    --font-heading: 'Poppins', sans-serif;
    --font-body: 'Inter', sans-serif;

    --spacing-unit: 8px;
    --border-radius-sm: 4px;
    --border-radius-md: 8px;

    --shadow-md: 0 4px 15px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 10px 30px rgba(0, 0, 0, 0.1);

    --transition-fast: all 0.2s ease-in-out;
    --transition-smooth: all 0.4s cubic-bezier(0.25, 0.8, 0.25, 1);
}

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

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

body {
    font-family: var(--font-body);
    font-weight: 400;
    line-height: 1.6;
    color: var(--color-text-primary);
    background-color: var(--color-background-light);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 600;
    color: var(--color-primary);
    line-height: 1.2;
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.25rem; }
h4 { font-size: 1.1rem; }

p {
    margin-bottom: calc(var(--spacing-unit) * 2);
    color: var(--color-text-secondary);
}

a, button {
    font-family: inherit;
    color: var(--color-accent);
    text-decoration: none;
    transition: var(--transition-fast);
}

a:hover, button:hover {
    color: var(--color-accent-hover);
}

ul {
    list-style: none;
}

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

.hidden {
    display: none !important;
}

.flux-container {
    width: 100%;
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
    padding-left: calc(var(--spacing-unit) * 2);
    padding-right: calc(var(--spacing-unit) * 2);
}

section {
    padding: calc(var(--spacing-unit) * 8) 0;
}

.headline-secondary {
    text-align: center;
    margin-bottom: calc(var(--spacing-unit) * 2);
}

.section-descriptor {
    text-align: center;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    margin-bottom: calc(var(--spacing-unit) * 6);
    font-size: 1.1rem;
}

.quantum-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background-color: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--color-border);
    padding: calc(var(--spacing-unit) * 2) 0;
}

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

.brand-emblem {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--color-primary);
}

.quantum-nav {
    display: none;
}

.nav-link-cluster {
    display: flex;
    gap: calc(var(--spacing-unit) * 4);
}

.nav-link-item {
    font-weight: 500;
    color: var(--color-text-primary);
    position: relative;
    padding: var(--spacing-unit) 0;
}

.nav-link-item::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background-color: var(--color-accent);
    transform: scaleX(0);
    transform-origin: right;
    transition: transform 0.3s ease;
}

.nav-link-item:hover::after {
    transform: scaleX(1);
    transform-origin: left;
}

.header-action-group {
    display: none;
}

.cta-button-primary {
    background-color: var(--color-accent);
    color: var(--color-background-light);
    padding: var(--spacing-unit) calc(var(--spacing-unit) * 3);
    min-height: 50px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--border-radius-md);
    font-weight: 500;
    border: 2px solid transparent;
}

.cta-button-primary:hover {
    background-color: var(--color-accent-hover);
    color: var(--color-background-light);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.mobile-nav-trigger {
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--color-primary);
    cursor: pointer;
    z-index: 1002;
}

.mobile-nav-overlay {
    position: fixed;
    top: 0;
    right: 0;
    width: 100%;
    height: 100vh;
    background-color: var(--color-primary);
    transform: translateX(100%);
    transition: transform 0.3s ease-in-out;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    z-index: 1001;
}

.mobile-nav-overlay.is-open {
    transform: translateX(0);
}

.mobile-nav-closer {
    position: absolute;
    top: calc(var(--spacing-unit) * 3);
    right: calc(var(--spacing-unit) * 3);
    font-size: 2.5rem;
    color: var(--color-background-light);
    background: none;
    border: none;
    cursor: pointer;
}

.mobile-link-cluster {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: calc(var(--spacing-unit) * 4);
}

.mobile-link-item {
    font-size: 1.5rem;
    font-weight: 500;
    color: var(--color-background-light);
}

.mobile-link-item.cta-mobile {
    margin-top: calc(var(--spacingunit) * 3);
    padding: calc(var(--spacing-unit) * 1.5) calc(var(--spacing-unit) * 4);
    border: 2px solid var(--color-accent);
    border-radius: var(--border-radius-md);
    color: var(--color-accent);
}

.hero-stratum {
    min-height: 90vh;
    display: flex;
    align-items: center;
    padding-top: 0;
    padding-bottom: calc(var(--spacing-unit) * 8);
    background-color: var(--color-background-soft);
}

.hero-grid {
    display: grid;
    gap: calc(var(--spacing-unit) * 4);
    align-items: center;
}

.hero-content-block {
    text-align: center;
}

.headline-primary {
    margin-bottom: calc(var(--spacing-unit) * 2);
}

.sub-headline {
    font-size: 1.1rem;
    margin-bottom: calc(var(--spacing-unit) * 4);
    max-width: 550px;
    margin-left: auto;
    margin-right: auto;
}

.cta-button-hero {
    display: inline-block;
    background-color: var(--color-accent);
    color: var(--color-background-light);
    padding: calc(var(--spacing-unit) * 2) calc(var(--spacing-unit) * 5);
    min-height: 50px;
    border-radius: var(--border-radius-md);
    font-weight: 500;
    font-size: 1.1rem;
    transition: var(--transition-fast);
    box-shadow: var(--shadow-md);
}

.cta-button-hero:hover {
    background-color: var(--color-accent-hover);
    color: var(--color-background-light);
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.hero-image-block {
    margin-top: calc(var(--spacing-unit) * 4);
}

.hero-image-block img {
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-lg);
}

.feature-matrix {
    background-color: var(--color-background-soft);
}

.feature-card-grid {
    display: grid;
    gap: calc(var(--spacing-unit) * 3);
}

.feature-card-unit {
    background-color: var(--color-background-light);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-md);
    padding: calc(var(--spacing-unit) * 3);
    text-align: center;
    transition: var(--transition-smooth);
    cursor: pointer;
    box-shadow: var(--shadow-md);
    position: relative;
    overflow: hidden;
}

.feature-card-unit:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-accent);
}

.card-icon {
    font-size: 2.5rem;
    color: var(--color-accent);
    margin-bottom: calc(var(--spacing-unit) * 2);
}

.card-title {
    margin-bottom: var(--spacing-unit);
}

.card-hidden-detail {
    max-height: 0;
    opacity: 0;
    overflow: hidden;
    transition: max-height 0.4s ease-out, opacity 0.4s ease-out;
}

.feature-card-unit:hover .card-hidden-detail,
.feature-card-unit:focus-within .card-hidden-detail {
    max-height: 200px;
    opacity: 1;
    margin-top: var(--spacing-unit);
}

.process-flow-section {
    padding: calc(var(--spacing-unit) * 8) 0;
}

.process-grid {
    display: grid;
    align-items: center;
    gap: calc(var(--spacing-unit) * 6);
}

.process-image-block img {
    border-radius: var(--border-radius-md);
}

.process-content-block h2 {
    text-align: left;
    margin-bottom: calc(var(--spacing-unit) * 4);
}

.process-step {
    display: flex;
    gap: calc(var(--spacing-unit) * 2);
    margin-bottom: calc(var(--spacing-unit) * 3);
}

.step-number {
    flex-shrink: 0;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: var(--color-accent);
    color: var(--color-background-light);
    display: grid;
    place-items: center;
    font-family: var(--font-heading);
    font-weight: 700;
}

.step-title {
    margin-bottom: calc(var(--spacing-unit) / 2);
}

.step-content p {
    margin-bottom: 0;
}

.contact-nexus {
    background-color: var(--color-background-soft);
}

.nexus-form-grid {
    display: grid;
    gap: calc(var(--spacing-unit) * 2);
    max-width: 800px;
    margin: 0 auto;
}

.form-field-group {
    display: flex;
    flex-direction: column;
}

.form-label {
    margin-bottom: calc(var(--spacing-unit) / 2);
    font-weight: 500;
    font-size: 0.9rem;
}

.form-input, .form-textarea {
    width: 100%;
    min-height: 48px;
    padding: 0 calc(var(--spacing-unit) * 1.5);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-sm);
    font-size: 1rem;
    font-family: var(--font-body);
    transition: var(--transition-fast);
}

.form-textarea {
    min-height: 120px;
    padding-top: var(--spacing-unit);
    resize: vertical;
}

.form-input:focus, .form-textarea:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px rgba(255, 123, 26, 0.2);
}

.form-input:required:invalid {
    border-color: var(--color-error);
}

.form-input:required:valid {
    border-color: var(--color-success);
}

.form-submit-group {
    text-align: center;
    margin-top: var(--spacing-unit);
}

.cta-button-form {
    width: 100%;
    background-color: var(--color-accent);
    color: var(--color-background-light);
    padding: calc(var(--spacing-unit) * 1.5) calc(var(--spacing-unit) * 3);
    min-height: 50px;
    border-radius: var(--border-radius-md);
    font-weight: 500;
    font-size: 1.1rem;
    border: none;
    cursor: pointer;
}

.cta-button-form:hover {
    background-color: var(--color-accent-hover);
    color: white;
}

.bedrock-footer {
    background-color: var(--color-primary);
    color: var(--color-background-soft);
    padding: calc(var(--spacing-unit) * 6) 0 0;
}

.footer-grid-layout {
    display: grid;
    gap: calc(var(--spacing-unit) * 4);
    margin-bottom: calc(var(--spacing-unit) * 4);
}

.brand-emblem-footer {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--color-background-light);
    display: block;
    margin-bottom: var(--spacing-unit);
}

.footer-tagline {
    color: var(--color-border);
    margin-bottom: calc(var(--spacing-unit) * 2);
}

.social-links-cluster {
    display: flex;
    gap: calc(var(--spacing-unit) * 2);
}

.social-link {
    color: var(--color-border);
    font-size: 1.2rem;
}
.social-link:hover {
    color: var(--color-accent);
}

.footer-column-title {
    color: var(--color-background-light);
    margin-bottom: calc(var(--spacing-unit) * 2);
    font-size: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.footer-link-list li {
    margin-bottom: var(--spacing-unit);
}

.footer-link, .footer-link-button {
    color: var(--color-border);
    background: none;
    border: none;
    padding: 0;
    cursor: pointer;
    text-align: left;
    font-size: 1rem;
}

.footer-link:hover, .footer-link-button:hover {
    color: var(--color-background-light);
    text-decoration: underline;
}

.footer-bottom-bar {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding: calc(var(--spacing-unit) * 2) 0;
    text-align: center;
}

.footer-bottom-bar p {
    margin: 0;
    font-size: 0.875rem;
    color: var(--color-border);
}

.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background-color: rgba(26, 26, 26, 0.95);
    color: var(--color-background-light);
    padding: calc(var(--spacing-unit) * 2);
    z-index: 9999;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: calc(var(--spacing-unit) * 2);
    transform: translateY(100%);
    transition: transform 0.5s ease-in-out;
}

.cookie-banner:not(.hidden) {
    transform: translateY(0);
}

.cookie-banner p {
    margin: 0;
    text-align: center;
    color: var(--color-background-light);
}

.cookie-button-group {
    display: flex;
    gap: var(--spacing-unit);
    width: 100%;
}

.cookie-btn-accept, .cookie-btn-decline {
    flex-grow: 1;
    border: none;
    padding: var(--spacing-unit) calc(var(--spacing-unit) * 2);
    min-height: 44px;
    border-radius: var(--border-radius-sm);
    cursor: pointer;
    font-weight: 500;
}

.cookie-btn-accept {
    background-color: var(--color-accent);
    color: var(--color-background-light);
}
.cookie-btn-accept:hover {
    background-color: var(--color-accent-hover);
}

.cookie-btn-decline {
    background-color: var(--color-text-secondary);
    color: var(--color-background-light);
}
.cookie-btn-decline:hover {
    background-color: #777;
}

.modal-layer {
    position: fixed;
    inset: 0;
    background-color: rgba(0, 0, 0, 0.6);
    z-index: 10000;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: var(--spacing-unit);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s, visibility 0.3s;
}

.modal-layer:not(.hidden) {
    opacity: 1;
    visibility: visible;
}

.modal-content {
    background-color: var(--color-background-light);
    padding: calc(var(--spacing-unit) * 4);
    border-radius: var(--border-radius-md);
    max-width: 600px;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
    box-shadow: var(--shadow-lg);
    transform: scale(0.95);
    transition: transform 0.3s;
}

.modal-layer:not(.hidden) .modal-content {
    transform: scale(1);
}

.modal-content h2 {
    margin-bottom: calc(var(--spacing-unit) * 2);
}

.modal-close-btn {
    position: absolute;
    top: var(--spacing-unit);
    right: var(--spacing-unit);
    background: none;
    border: none;
    font-size: 2rem;
    line-height: 1;
    color: var(--color-text-secondary);
    cursor: pointer;
}

@media (min-width: 576px) {
    .cookie-banner {
        flex-direction: row;
        justify-content: space-between;
    }
    .cookie-banner p {
       text-align: left;
    }
    .cookie-button-group {
        width: auto;
        flex-shrink: 0;
    }
    .full-width {
        grid-column: 1 / -1;
    }
}

@media (min-width: 768px) {
    .mobile-nav-trigger {
        display: none;
    }
    .quantum-nav, .header-action-group {
        display: block;
    }
    .hero-grid {
        grid-template-columns: 1fr 1fr;
        gap: calc(var(--spacing-unit) * 8);
        text-align: left;
    }
    .hero-content-block {
       text-align: left;
    }
    .sub-headline {
        margin-left: 0;
        margin-right: 0;
    }
    .hero-image-block {
        margin-top: 0;
    }
    .feature-card-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .process-grid {
        grid-template-columns: 1fr 1fr;
    }
    .process-image-block {
        order: -1;
    }
    .nexus-form-grid {
        grid-template-columns: 1fr 1fr;
    }
    .footer-grid-layout {
        grid-template-columns: 2fr repeat(3, 1fr);
    }
}

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