/* ============================================
   Treasury Nexus - Styles
   ============================================ */

/* CSS Reset & Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* CSS Variables */
:root {
    /* Colors */
    --color-primary: #44C0AD;
    --color-secondary: #15213B;
    --color-bg-white: #FFFFFF;
    --color-bg-light: #F9FAFB;
    --color-bg-grey: #F3F4F6;
    --color-text-primary: #111111;
    --color-text-secondary: #6B7280;
    --color-text-light: #9CA3AF;
    --color-border: #E5E7EB;
    --color-border-dark: #D1D5DB;

    /* Typography */
    --font-heading: 'Blinker', sans-serif;
    --font-body: 'Figtree', sans-serif;

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    --spacing-3xl: 6rem;

    /* Border Radius */
    --radius-sm: 0.5rem;
    --radius-md: 1rem;
    --radius-lg: 1.5rem;
    --radius-xl: 2rem;
    --radius-2xl: 2.5rem;
    --radius-3xl: 3rem;
    --radius-card: 18px;
    --radius-card: 16px;
    /* Updated to 16px */

    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);

    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 500ms ease-in-out;
}

/* Typography */
body {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.6;
    color: var(--color-text-primary);
    background-color: var(--color-bg-white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

img {
    border-radius: 8px;
    /* Standard image radius */
    max-width: 100%;
    height: auto;
    display: block;
}

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

h1 {
    font-size: 3rem;
    font-weight: 600;
    letter-spacing: -0.02em;
}

h2 {
    font-size: 2.5rem;
    font-weight: 600;
}

h3 {
    font-size: 2rem;
    font-weight: 600;
}

h4 {
    font-size: 1.5rem;
    font-weight: 600;
}

h5 {
    font-size: 1.25rem;
    font-weight: 600;
}

h6 {
    font-size: 1rem;
    font-weight: 600;
}

/* Smooth Scrolling */
html {
    scroll-behavior: smooth;
}

/* Utility Classes */
.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

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

.uppercase {
    text-transform: uppercase;
}

.font-bold {
    font-weight: 700;
}

.font-black {
    font-weight: 600;
}

/* Background Grid Pattern */
.bg-grid {
    /* Removed dot pattern per user request */
    background-image: none;
    position: relative;
}

/* Wireframe Image Placeholder */
.wireframe-img {
    background: var(--color-bg-white);
    border: 1px solid var(--color-border);
    position: relative;
    overflow: hidden;
}

.wireframe-img::before {
    content: "";
    position: absolute;
    inset: 0;
    background-image: linear-gradient(45deg, var(--color-bg-light) 25%, transparent 25%, transparent 50%, var(--color-bg-light) 50%, var(--color-bg-light) 75%, transparent 75%, transparent);
    background-size: 20px 20px;
    opacity: 0.5;
}

/* ============================================
   Header / Navigation
   ============================================ */
.header {
    position: sticky;
    top: 0;
    z-index: 1000;
    width: 100%;
    background-color: var(--color-secondary);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(68, 192, 173, 0.2);
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 4rem;
}

.logo-container {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.logo {
    height: 1.8rem;
}

.logo-text {
    font-family: var(--font-heading);
    font-size: 0.875rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: -0.01em;
    color: var(--color-text-primary);
}

.nav-links {
    display: none;
    align-items: center;
    gap: 0.5rem;
    /* Reduced gap since items are wider */
    list-style: none;
}

.nav-links a {
    font-size: 0.8125rem;
    font-weight: 700;
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: color var(--transition-fast);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.5rem 1rem;
    /* Match button padding */
    border-radius: 0.375rem;
}

.nav-links a:hover {
    color: var(--color-bg-white);
    background-color: rgba(255, 255, 255, 0.05);
    /* Subtle hover area indication */
}

/* Ensure button inside nav retains its specific text color */
.nav-links a.btn-primary {
    color: var(--color-secondary) !important;
    /* Force dark text over general nav link color */
    background-color: transparent;
    /* Reset any potential conflicts, though class usually handles bg */
    background: linear-gradient(135deg, #44C0AD 0%, #3aa897 100%);
}

.nav-links a.btn-primary:hover {
    background: linear-gradient(135deg, #44C0AD 0%, #3aa897 100%);
    /* Maintain gradient on hover */
    color: var(--color-secondary) !important;
}

/* ============================================
   Buttons
   ============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    /* Reduced size */
    border-radius: 0.375rem;
    /* Rounded-md equivalent */
    font-weight: 700;
    text-decoration: none;
    transition: all var(--transition-base);
    cursor: pointer;
    font-size: 0.875rem;
    /* Slightly smaller text */
    position: relative;
    overflow: hidden;
    /* For shine effect */
}

/* Primary Button (Shiny Style) */
.btn-primary {
    background: linear-gradient(135deg, #44C0AD 0%, #3aa897 100%);
    /* Teal gradient fill */
    color: var(--color-secondary);
    /* Dark Navy text */
    font-weight: 600;
    /* Reduced weight */
    border: 1px solid transparent;
    /* Placeholder to match secondary size */
    box-shadow: none;
    /* No static glow */
}

.btn-primary:hover {
    filter: brightness(1.05);
    box-shadow: 0 6px 20px rgba(68, 192, 173, 0.5);
    /* Glow only on hover */
    transform: translateY(-1px);
}

.btn-primary:active {
    opacity: 0.9;
    transform: translateY(0);
}

/* Secondary Button (Outline Style) */
.btn-secondary {
    background: transparent;
    border: 1px solid var(--color-primary);
    color: var(--color-primary);
    /* Teal text */
    font-weight: 600;
    box-shadow: none;
}

.btn-secondary:hover {
    background: rgba(68, 192, 173, 0.05);
    /* Subtle tint */
    box-shadow: 0 6px 20px rgba(68, 192, 173, 0.3);
    transform: translateY(-1px);
}

/* Shared Shine Animation Layer */
.btn-primary::after,
.btn-secondary::after {
    content: "";
    position: absolute;
    top: -150%;
    left: -50%;
    width: 200%;
    height: 60px;
    /* Thicker for soft flash */
    background: linear-gradient(to bottom, transparent, rgba(255, 255, 255, 0.5), transparent);
    /* White shine */
    filter: blur(8px);
    opacity: 0.8;
    transform: rotate(-10deg);
    transition: top 0.6s ease-out;
    pointer-events: none;
}

.btn-primary:hover::after,
.btn-secondary:hover::after {
    top: 150%;
}

.btn-large {
    padding: 1.5rem 3rem;
    font-size: 1.125rem;
    border-radius: 0.5rem;
}

/* ============================================
   Hero Section
   ============================================ */
/* Dark Gradient Animation */
@keyframes gradient-animation {
    0% {
        background-position: 0% 50%;
    }

    50% {
        background-position: 100% 50%;
    }

    100% {
        background-position: 0% 50%;
    }
}

.hero {
    padding: 8rem 1.5rem;
    position: relative;
    background-color: var(--color-secondary);
    background-image:
        radial-gradient(circle at 50% 50%,
            rgba(68, 192, 173, 0.15) 0%,
            rgba(21, 33, 59, 0) 50%),
        linear-gradient(to bottom, #15213B, #0f1115);
    color: var(--color-bg-white);
    overflow: hidden;
}

.hero::before {
    content: "";
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
    background-size: 60px 60px;
    pointer-events: none;
    z-index: 1;
}

.hero-content {
    text-align: center;
    position: relative;
    z-index: 10;
}

.hero h1 {
    font-size: clamp(2.5rem, 6vw, 4rem);
    line-height: 1.1;
    margin-bottom: 2rem;
    color: rgba(255, 255, 255, 0.7);
    /* Base visibility increased */
    background: linear-gradient(to right, rgba(255, 255, 255, 0.7) 0%, rgba(255, 255, 255, 0.7) 40%, #ffffff 50%, rgba(255, 255, 255, 0.7) 60%, rgba(255, 255, 255, 0.7) 100%);
    background-size: 200% auto;
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    color: transparent;
    text-shadow: 0 0 10px rgba(255, 255, 255, 0.15);
    /* Base subtle glow */
    animation: spotlight-text 8s linear infinite;
    display: inline-block;
}

@keyframes spotlight-text {
    0% {
        background-position: -200% center;
    }

    45% {}

    50% {
        /* Sharp bloom peak matching sweep (approx 800ms window) */
    }

    55% {}

    100% {
        background-position: 200% center;
    }
}

.hero h1 .text-muted {
    color: rgba(255, 255, 255, 0.6);
}

.hero-description {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.7);
    max-width: 42rem;
    margin: 0 auto 3rem;
    line-height: 1.7;
}

.hero-cta {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    align-items: center;
    justify-content: center;
    margin-bottom: 7rem;
}

.hero-visual {
    max-width: 64rem;
    margin: 0 auto;
    position: relative;
}

.hero-screenshot {
    width: 100%;
    height: auto;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-2xl);
    border: 1px solid var(--color-border);
}

.hero-card {
    width: 100%;
    height: 400px;
    background-color: var(--color-bg-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-card);
    box-shadow: var(--shadow-2xl);
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-card-content {
    position: relative;
    z-index: 10;
    text-align: center;
}

.hero-icon {
    width: 4rem;
    height: 4rem;
    background-color: var(--color-secondary);
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    box-shadow: var(--shadow-2xl);
}

.hero-icon svg {
    color: var(--color-bg-white);
    width: 2rem;
    height: 2rem;
}

.hero-label {
    font-size: 0.875rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-text-primary);
}

.hero-sublabel {
    font-size: 0.75rem;
    color: var(--color-text-light);
    margin-top: 0.5rem;
}

/* SVG Node Connector Animation */
.node-connector {
    stroke: var(--color-border);
    stroke-dasharray: 4;
    animation: flow 20s linear infinite;
}

@keyframes flow {
    from {
        stroke-dashoffset: 100;
    }

    to {
        stroke-dashoffset: 0;
    }
}

/* ============================================
   Logo Bar
   ============================================ */
.logo-bar {
    background-color: var(--color-bg-white);
    border-bottom: 1px solid var(--color-border);
    padding: 2.5rem 0;
    text-align: center;
}

.logo-bar-text {
    font-size: 0.75rem;
    color: var(--color-text-light);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-weight: 700;
    margin-bottom: 1.5rem;
}

.logo-bar-content {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 5rem;
    flex-wrap: wrap;
}

.partner-logo {
    height: 2.5rem;
    width: auto;
    filter: none;
    opacity: 1;
}

/* ============================================
   Section Styles
   ============================================ */
.section {
    padding: 8rem 1.5rem;
}

.section-header {
    margin-bottom: 5rem;
}

.section-label {
    font-size: 0.6875rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.3em;
    color: var(--color-text-light);
    margin-bottom: 1.5rem;
    display: block;
}

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    margin-bottom: 1.5rem;
}

.section-description {
    font-size: 1.125rem;
    color: var(--color-text-secondary);
    max-width: 42rem;
}

/* ============================================
   Problem Section
   ============================================ */
.problem-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 3rem;
    align-items: center;
}

.problem-content h2 {
    font-size: clamp(1.875rem, 4vw, 3rem);
    line-height: 1.2;
    margin-bottom: 2rem;
}

.problem-content p {
    color: var(--color-text-secondary);
    font-size: 1.125rem;
    line-height: 1.7;
    margin-bottom: 2.5rem;
}

.problem-features {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.feature-item {
    padding: 1.25rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    gap: 1rem;
    background-color: rgba(249, 250, 251, 0.5);
}

.feature-item svg {
    color: var(--color-primary);
    flex-shrink: 0;
}

.feature-item p {
    font-size: 0.875rem;
    font-weight: 700;
    color: var(--color-text-secondary);
    margin: 0;
}

.problem-visual {
    height: 500px;
    border-radius: var(--radius-3xl);
    display: flex;
    align-items: center;
    justify-content: center;
}

.problem-icon {
    text-align: center;
    padding: 3rem;
    color: var(--color-border-dark);
}

.problem-icon svg {
    width: 4rem;
    height: 4rem;
    margin: 0 auto 1rem;
}

.problem-icon p {
    color: var(--color-text-light);
    font-size: 0.875rem;
    font-style: italic;
}

/* ============================================
   Bento Grid / Features
   ============================================ */
.features-section {
    background-color: var(--color-bg-light);
    position: relative;
}

.bento-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
}

.bento-card {
    border: 1px solid var(--color-border);
    border-radius: var(--radius-card);
    padding: 2.5rem;
    background-color: var(--color-bg-white);
    transition: all var(--transition-base);
    display: flex;
    flex-direction: column;
    position: relative;
    overflow: hidden;
    min-height: 480px;
}

.bento-card:hover {
    border-color: var(--color-border-dark);
    box-shadow: var(--shadow-xl);
}

.bento-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.5rem 0.75rem;
    background-color: var(--color-bg-grey);
    border-radius: 9999px;
    margin-bottom: 1.5rem;
    width: fit-content;
}

.bento-badge svg {
    color: var(--color-primary);
}

.bento-badge span {
    font-size: 0.625rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.bento-card h3 {
    font-size: clamp(1.5rem, 3vw, 1.875rem);
    margin-bottom: 1rem;
}

.bento-card p {
    color: var(--color-text-secondary);
    line-height: 1.7;
}

.bento-visual {
    margin-top: auto;
    height: 12rem;
    border-radius: var(--radius-xl);
    opacity: 0.5;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* ============================================
   Architecture Section
   ============================================ */
.architecture-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    /* 3 Equal columns */
    gap: 2rem;
    align-items: stretch;
    /* Equal height */
}

/* Architecture Card (Unified Style) */
.architecture-card {
    padding: 2.5rem;
    background-color: var(--color-bg-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-card);
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    transition: all var(--transition-base);
    position: relative;
    height: 100%;
}

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

.architecture-icon {
    width: 4rem;
    height: 4rem;
    background-color: var(--color-bg-light);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 2rem;
    color: var(--color-primary);
}

.architecture-icon svg {
    width: 2rem;
    height: 2rem;
}

.architecture-card h4 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
    color: var(--color-text-primary);
}

.architecture-card p {
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    line-height: 1.6;
}

.architecture-subtitle {
    font-size: 0.75rem;
    text-transform: uppercase;
    font-weight: 700;
    letter-spacing: 0.1em;
    color: var(--color-primary) !important;
    margin-bottom: 1rem;
}

.architecture-card ul {
    list-style: none;
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    text-align: left;
    margin-top: 1rem;
}

.architecture-card li {
    margin-bottom: 0.5rem;
}

/* Media Query update for architecture-grid handled in media section? */

/* ============================================
   Benefits Section
   ============================================ */
.benefits-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 6rem;
    align-items: center;
}

.benefits-content h3 {
    font-size: clamp(2rem, 4vw, 3rem);
    line-height: 1.1;
    margin-bottom: 2rem;
}

.benefits-content>p {
    font-size: 1.25rem;
    color: var(--color-text-secondary);
    line-height: 1.7;
    margin-bottom: 2.5rem;
}

.benefits-stats {
    display: flex;
    gap: 3rem;
}

.stat-item span {
    display: block;
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--color-primary);
}

.stat-item p {
    font-size: 0.625rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-text-light);
    margin-top: 0.5rem;
}

.benefits-visual {
    width: 100%;
    height: 450px;
    background-color: var(--color-bg-light);
    border-radius: var(--radius-card);
    display: flex;
    align-items: center;
    justify-content: center;
}

.benefits-visual p {
    color: var(--color-border-dark);
    font-weight: 700;
    font-style: italic;
}

/* ============================================
   Roadmap Section
   ============================================ */
.roadmap-section {
    padding: 10rem 1.5rem;
    background-color: #0f1115;
    /* Footer background color */
    color: var(--color-bg-white);
    position: relative;
    overflow: hidden;
}

.roadmap-section .section-label {
    font-size: 0.75rem;
    color: var(--color-text-secondary);
}

.roadmap-section h2 {
    font-size: clamp(2.5rem, 5vw, 4rem);
    line-height: 1.2;
    /* Removed custom italic */
    font-weight: 600;
    /* Standardize with other headings */
    color: var(--color-bg-white);
}

/* Removed grid lines and simplified layout */
.roadmap-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 2rem;
    margin-bottom: 8rem;
}

.roadmap-grid>* {
    flex: 1 1 300px;
}

.roadmap-card {
    padding: 2rem;
    border: 1px solid rgba(107, 114, 128, 0.3);
    border-radius: var(--radius-card);
    background-color: rgba(17, 25, 40, 0.4);
}

.roadmap-card h5 {
    font-size: 0.875rem;
    text-transform: uppercase;
    margin-bottom: 1rem;
    color: var(--color-text-secondary);
}

.footer-col h4 {
    font-size: 1rem;
    margin-bottom: 1.5rem;
    color: var(--color-bg-white);
}

.roadmap-card p {
    font-size: 0.75rem;
    color: var(--color-text-light);
    line-height: 1.7;
}

.roadmap-ai {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    background-color: transparent;
    border: none;
    border-radius: 0;
    overflow: visible;
}

.roadmap-ai-item {
    background-color: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-card);
    padding: 3rem;
    transition: background-color var(--transition-base), transform var(--transition-base);
}

.roadmap-ai-item:hover {
    background-color: rgba(255, 255, 255, 0.05);
    transform: translateY(-5px);
}

.roadmap-ai-item h4 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--color-bg-white);
}

.roadmap-ai-item h4 svg {
    color: var(--color-text-secondary);
}

.roadmap-ai-item p {
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    line-height: 1.7;
}

/* ============================================
   FAQ Section
   ============================================ */
.faq-section {
    padding: 10rem 1.5rem;
}

.faq-section h2 {
    font-size: clamp(2rem, 4vw, 2.5rem);
    text-align: center;
    margin-bottom: 4rem;
}

.faq-list {
    max-width: 56rem;
    margin: 0 auto;
}

.faq-item {
    background-color: var(--color-bg-light);
    border-radius: var(--radius-xl);
    padding: 2rem;
    border: 1px solid transparent;
    transition: all var(--transition-base);
    margin-bottom: 1rem;
}

.faq-item[open] {
    border-color: var(--color-border);
}

.faq-question {
    font-family: var(--font-heading);
    font-size: 1.125rem;
    font-weight: 700;
    cursor: pointer;
    list-style: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.faq-question::-webkit-details-marker {
    display: none;
}

.faq-toggle {
    transition: transform var(--transition-base);
    flex-shrink: 0;
}

.faq-item[open] .faq-toggle {
    transform: rotate(45deg);
}

.faq-answer {
    color: var(--color-text-secondary);
    margin-top: 1.5rem;
    line-height: 1.7;
}

.faq-extra {
    display: none;
}

.faq-extra.show {
    display: block;
}

.faq-toggle-btn {
    text-align: center;
    margin-top: 3rem;
}

.toggle-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 2rem;
    background-color: var(--color-bg-white);
    border: 1px solid var(--color-border);
    border-radius: 0.5rem;
    font-size: 0.875rem;
    font-weight: 700;
    color: var(--color-text-secondary);
    cursor: pointer;
    transition: all var(--transition-base);
}

.toggle-btn:hover {
    color: var(--color-text-primary);
    border-color: var(--color-text-primary);
}

.toggle-btn svg {
    transition: transform var(--transition-base);
}

.toggle-btn.active svg {
    transform: rotate(180deg);
}

/* ============================================
   About Section
   ============================================ */
.about-section {
    padding: 5rem 1.5rem;
    border-top: 1px solid var(--color-border);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 5rem;
    align-items: center;
}

.about-visual {
    height: 16rem;
    border-radius: var(--radius-card);
    display: flex;
    align-items: center;
    justify-content: center;
    filter: grayscale(100%);
    opacity: 0.1;
}

.about-visual svg {
    width: 4rem;
    height: 4rem;
}

.about-content h3 {
    font-size: 1.875rem;
    margin-bottom: 1.5rem;
}

.about-content p {
    color: var(--color-text-secondary);
    line-height: 1.7;
    font-style: italic;
}

.about-link {
    display: inline-block;
    margin-top: 2rem;
    font-size: 0.875rem;
    font-weight: 700;
    color: var(--color-text-primary);
    text-decoration: none;
    border-bottom: 2px solid var(--color-text-primary);
    padding-bottom: 0.25rem;
    transition: all var(--transition-base);
}

.about-link:hover {
    color: var(--color-text-light);
    border-color: var(--color-text-light);
}

/* ============================================
   CTA Section
   ============================================ */
/* ============================================
   CTA Section
   ============================================ */
.cta-section {
    padding: 8rem 1.5rem;
    position: relative;
    background-color: var(--color-secondary);
    background-image: linear-gradient(to top, #15213B, #0f1115);
    color: var(--color-bg-white);
    overflow: hidden;
    text-align: center;
}

/* Grid Overlay removed per user request */

.cta-box {
    background-color: transparent;
    border: none;
    border-radius: 0;
    padding: 0;
    text-align: center;
    position: relative;
    overflow: visible;
    z-index: 10;
    max-width: 48rem;
    margin: 0 auto;
}

.cta-box h2 {
    font-size: clamp(2rem, 5vw, 3.75rem);
    margin-bottom: 2rem;
    position: relative;
    z-index: 10;
    color: var(--color-bg-white);
}

.cta-box>p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 1.25rem;
    max-width: 36rem;
    margin: 0 auto 3rem;
    position: relative;
    z-index: 10;
}

.cta-actions {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
    position: relative;
    z-index: 10;
}

.cta-features {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2rem;
    font-size: 0.625rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.3em;
    color: rgba(255, 255, 255, 0.4);
}

/* ============================================
   Footer
   ============================================ */
.footer {
    background-color: #0f1115;
    padding: 6rem 1.5rem 3rem;
    color: var(--color-bg-white);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 3rem;
    margin-bottom: 8rem;
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 2rem;
}

.footer-logo {
    width: auto;
    height: 3rem;
}

.footer-logo-text {
    font-family: var(--font-heading);
    font-size: 1.125rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: -0.01em;
}

.footer-description {
    color: rgba(255, 255, 255, 0.6);
    line-height: 1.7;
    margin-bottom: 2rem;
    max-width: 20rem;
}

.footer-contact {
    font-size: 0.875rem;
    font-weight: 700;
}

.footer-contact a {
    color: var(--color-bg-white);
    text-decoration: underline;
    display: block;
    margin-bottom: 0.5rem;
}

.footer-contact span {
    color: var(--color-text-light);
}

.footer-column h5 {
    font-size: 0.625rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    color: rgba(255, 255, 255, 0.4);
    margin-bottom: 2rem;
}

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

.footer-links li {
    margin-bottom: 1rem;
}

.footer-links a {
    text-decoration: none;
    color: rgba(255, 255, 255, 0.6);
    transition: color var(--transition-fast);
    font-size: 1rem;
}

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

.footer-bottom {
    padding-top: 2rem;
    border-top: 1px solid var(--color-border);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    align-items: center;
    gap: 1.5rem;
}

.footer-copyright {
    font-size: 0.625rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    color: rgba(255, 255, 255, 0.4);
}

.footer-social {
    display: flex;
    gap: 1rem;
}

.footer-social a {
    color: var(--color-border-dark);
    transition: color var(--transition-fast);
}

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

/* ============================================
   Responsive Design
   ============================================ */
@media (min-width: 640px) {
    .hero-cta {
        flex-direction: row;
    }

    .cta-features {
        flex-direction: row;
    }
}

@media (min-width: 768px) {
    .nav-links {
        display: flex;
    }

    .bento-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .bento-card.span-2 {
        grid-column: span 2;
    }

    .architecture-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .roadmap-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .roadmap-ai {
        grid-template-columns: repeat(3, 1fr);
    }

    .footer-grid {
        grid-template-columns: 2fr 1fr 1fr 1fr;
    }

    .footer-bottom {
        flex-direction: row;
    }
}

@media (min-width: 1024px) {
    .problem-grid {
        grid-template-columns: 5fr 7fr;
    }

    .benefits-grid {
        grid-template-columns: 1fr 1fr;
    }

    .about-grid {
        grid-template-columns: 1fr 1fr;
    }

    .cta-box {
        padding: 6rem;
    }
}

/* Placeholder Styling */
.wireframe-img,
.bento-visual,
.benefits-visual {
    background-color: #e5e7eb !important;
    /* Standout light grey */
    border: none;
    color: transparent !important;
    /* Hide direct text unless inside child */
}

/* Ensure icons inside placeholders are visible if needed, or hide if requested "unused" */
/* User said "remove any text within them". I will do that in HTML. CSS just sets BG. */

.roadmap-grid {
    grid-template-columns: repeat(4, 1fr);
}
}

@media (min-width: 1280px) {
    h1 {
        font-size: 5rem;
    }
}