/* ============================================
   FONT PATH CONFIGURATION
   Edit these paths to test different fonts, then update the @font-face rules below
   ============================================ */

/* BODY FONT PATHS (for reference) */
/* Regular: Test web fonts (Static, WOFF2)/Test Tiempos Collection/Test Tiempos Text/test-tiempos-text-regular.woff2 */

/* HEADING FONT PATHS (for reference) */
/* Semibold: Test web fonts (Static, WOFF2)/Test Tiempos Collection/Test Tiempos Headline/test-tiempos-headline-semibold.woff2 */

/* ============================================
   FONT FACE DECLARATIONS
   Update the url() paths when testing new fonts
   ============================================ */

/* Inter Variable Font for Charts */
@font-face {
    font-family: 'InterVariable';
    src: url('WOFF2/InterVariable.woff2') format('woff2-variations');
    font-weight: 100 900;
    font-style: normal;
    font-display: swap;
}

/* Body Font - Tiempos Text Regular */
@font-face {
    font-family: 'CustomBody';
    src: url('WOFF2/tiempos-text-regular.woff2') format('woff2');
    font-weight: 400;
    font-style: normal;
    font-display: swap;
}

/* Body Font - Light weight using same regular file */
@font-face {
    font-family: 'CustomBody';
    src: url('WOFF2/tiempos-text-regular.woff2') format('woff2');
    font-weight: 300;
    font-style: normal;
    font-display: swap;
}

/* Heading Font - Tiempos Headline Semibold */
@font-face {
    font-family: 'CustomHeading';
    src: url('WOFF2/tiempos-headline-semibold.woff2') format('woff2');
    font-weight: 600;
    font-style: normal;
    font-display: swap;
}

/* Heading Font - Bold weight using semibold file */
@font-face {
    font-family: 'CustomHeading';
    src: url('WOFF2/tiempos-headline-semibold.woff2') format('woff2');
    font-weight: 700;
    font-style: normal;
    font-display: swap;
}

/* Heading Font - Medium weight using semibold file */
@font-face {
    font-family: 'CustomHeading';
    src: url('WOFF2/tiempos-headline-semibold.woff2') format('woff2');
    font-weight: 500;
    font-style: normal;
    font-display: swap;
}

/* ============================================
   DESIGN TOKENS
   All values editable here for easy theming
   ============================================ */

:root {
    /* ===== COLOR TOKENS ===== */
    /* Light Mode Colors */
    --color-bg-primary: #FAFAFA;
    --color-bg-secondary: #F5F5F5;
    --color-bg-elevated: #FFFFFF;
    --color-text-primary: #1A1A1A;
    --color-text-secondary: #525252;
    --color-text-tertiary: #737373;
    --color-border: #E5E5E5;
    --color-border-subtle: #F0F0F0;

    /* Accent Color - Trustworthy Blue */
    --color-accent-primary: #2563EB;
    --color-accent-hover: #1D4ED8;
    --color-accent-light: #DBEAFE;
    --color-accent-soft: #EFF6FF;

    /* Dark Mode Colors (applied via .dark class) */
    --color-bg-primary-dark: #0A0A0A;
    --color-bg-secondary-dark: #141414;
    --color-bg-elevated-dark: #1A1A1A;
    --color-text-primary-dark: #FAFAFA;
    --color-text-secondary-dark: #A3A3A3;
    --color-text-tertiary-dark: #737373;
    --color-border-dark: #262626;
    --color-border-subtle-dark: #1A1A1A;

    /* ===== DEMO SECTION COLOR TOKENS ===== */
    /* Light mode demo colors - lightish grey with subtle red tint */
    --demo-bg: #F0EDED;
    --demo-control-bg: #FAFAFA;
    --demo-control-border: #E0DCDC;
    --demo-text-primary: #2A2525;
    --demo-text-secondary: #5C5656;
    --demo-text-tertiary: #8A8484;
    --demo-accent: #8A7A7A;
    --demo-accent-hover: #6B5E5E;
    --demo-accent-soft: #E8E3E3;
    
    /* Dark mode demo colors - darkish grey with subtle red tint */
    --demo-bg-dark: #1F1D1D;
    --demo-control-bg-dark: #2A2727;
    --demo-control-border-dark: #3D3838;
    --demo-text-primary-dark: #E8E5E5;
    --demo-text-secondary-dark: #B8B3B3;
    --demo-text-tertiary-dark: #7A7676;
    --demo-accent-dark: #9A8E8E;
    --demo-accent-hover-dark: #B5A8A8;
    --demo-accent-soft-dark: #3A3535;

    /* ===== TYPOGRAPHY TOKENS ===== */
    --font-family-base: 'CustomBody', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
    --font-family-heading: 'CustomHeading', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;

    /* Font Sizes (all multiples of 4) */
    --font-size-xs: 12px;
    --font-size-sm: 14px;
    --font-size-base: 16px;
    --font-size-lg: 18px;
    --font-size-xl: 20px;
    --font-size-2xl: 24px;
    --font-size-3xl: 32px;
    --font-size-4xl: 40px;
    --font-size-5xl: 48px;
    --font-size-6xl: 64px;

    /* Font Weights */
    --font-weight-light: 300;
    --font-weight-regular: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;

    /* Line Heights (unitless, but based on 4px rhythm) */
    --line-height-tight: 1.25;
    --line-height-snug: 1.375;
    --line-height-normal: 1.5;
    --line-height-relaxed: 1.625;
    --line-height-loose: 1.75;

    /* ===== SPACING TOKENS ===== */
    /* Base unit: 4px */
    --space-1: 4px;
    --space-2: 8px;
    --space-3: 12px;
    --space-4: 16px;
    --space-5: 20px;
    --space-6: 24px;
    --space-8: 32px;
    --space-10: 40px;
    --space-12: 48px;
    --space-16: 64px;
    --space-20: 80px;
    --space-24: 96px;
    --space-32: 128px;
    --space-40: 160px;
    --space-48: 192px;

    /* ===== BORDER RADIUS TOKENS ===== */
    --radius-sm: 4px;
    --radius-base: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 20px;
    --radius-2xl: 24px;
    --radius-full: 9999px;

    /* ===== ANIMATION TOKENS ===== */
    --duration-fast: 150ms;
    --duration-base: 250ms;
    --duration-slow: 350ms;
    --duration-slower: 500ms;

    --easing-standard: cubic-bezier(0.4, 0.0, 0.2, 1);
    --easing-decelerate: cubic-bezier(0.0, 0.0, 0.2, 1);
    --easing-accelerate: cubic-bezier(0.4, 0.0, 1, 1);
    --easing-smooth: cubic-bezier(0.4, 0.0, 0.6, 1);

    /* ===== LAYOUT TOKENS ===== */
    --container-max-width: 1280px;
    --container-padding: var(--space-6);

    /* Breakpoints (for reference in media queries) */
    --breakpoint-sm: 640px;
    --breakpoint-md: 768px;
    --breakpoint-lg: 1024px;
    --breakpoint-xl: 1280px;
    --breakpoint-2xl: 1536px;
}

/* ============================================
   DARK MODE OVERRIDES
   ============================================ */

.dark {
    --color-bg-primary: var(--color-bg-primary-dark);
    --color-bg-secondary: var(--color-bg-secondary-dark);
    --color-bg-elevated: var(--color-bg-elevated-dark);
    --color-text-primary: var(--color-text-primary-dark);
    --color-text-secondary: var(--color-text-secondary-dark);
    --color-text-tertiary: var(--color-text-tertiary-dark);
    --color-border: var(--color-border-dark);
    --color-border-subtle: var(--color-border-subtle-dark);
    
    /* Demo section dark mode */
    --demo-bg: var(--demo-bg-dark);
    --demo-control-bg: var(--demo-control-bg-dark);
    --demo-control-border: var(--demo-control-border-dark);
    --demo-text-primary: var(--demo-text-primary-dark);
    --demo-text-secondary: var(--demo-text-secondary-dark);
    --demo-text-tertiary: var(--demo-text-tertiary-dark);
    --demo-accent: var(--demo-accent-dark);
    --demo-accent-hover: var(--demo-accent-hover-dark);
    --demo-accent-soft: var(--demo-accent-soft-dark);
}

/* ============================================
   BASE RESET & FOUNDATION
   ============================================ */

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

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

body {
    font-family: var(--font-family-base);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-regular);
    line-height: var(--line-height-normal);
    color: var(--color-text-primary);
    background-color: var(--color-bg-primary);
    transition: background-color var(--duration-base) var(--easing-standard),
        color var(--duration-base) var(--easing-standard);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    hanging-punctuation: first allow-end last;
}

/* All headings use heading font */
h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-family-heading);
}

/* ============================================
   ATOMIC UTILITY CLASSES
   ============================================ */

/* === Layout Utilities === */
.container {
    width: 100%;
    max-width: var(--container-max-width);
    margin-left: auto;
    margin-right: auto;
    padding-left: var(--container-padding);
    padding-right: var(--container-padding);
}

.flex {
    display: flex;
}

.flex-col {
    flex-direction: column;
}

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

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

.items-start {
    align-items: flex-start;
}

.items-end {
    align-items: flex-end;
}

.justify-center {
    justify-content: center;
}

.justify-between {
    justify-content: space-between;
}

.justify-start {
    justify-content: flex-start;
}

.justify-end {
    justify-content: flex-end;
}

.flex-wrap {
    flex-wrap: wrap;
}

.gap-2 {
    gap: var(--space-2);
}

.gap-3 {
    gap: var(--space-3);
}

.gap-4 {
    gap: var(--space-4);
}

.gap-6 {
    gap: var(--space-6);
}

.gap-8 {
    gap: var(--space-8);
}

.gap-12 {
    gap: var(--space-12);
}

.gap-16 {
    gap: var(--space-16);
}

.grid {
    display: grid;
}

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

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

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

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

/* === Spacing Utilities === */
.p-4 {
    padding: var(--space-4);
}

.p-6 {
    padding: var(--space-6);
}

.p-8 {
    padding: var(--space-8);
}

.p-12 {
    padding: var(--space-12);
}

.py-4 {
    padding-top: var(--space-4);
    padding-bottom: var(--space-4);
}

.py-6 {
    padding-top: var(--space-6);
    padding-bottom: var(--space-6);
}

.py-8 {
    padding-top: var(--space-8);
    padding-bottom: var(--space-8);
}

.py-12 {
    padding-top: var(--space-12);
    padding-bottom: var(--space-12);
}

.py-16 {
    padding-top: var(--space-16);
    padding-bottom: var(--space-16);
}

.py-20 {
    padding-top: var(--space-20);
    padding-bottom: var(--space-20);
}

.py-24 {
    padding-top: var(--space-24);
    padding-bottom: var(--space-24);
}

.py-32 {
    padding-top: var(--space-32);
    padding-bottom: var(--space-32);
}

.px-4 {
    padding-left: var(--space-4);
    padding-right: var(--space-4);
}

.px-6 {
    padding-left: var(--space-6);
    padding-right: var(--space-6);
}

.px-8 {
    padding-left: var(--space-8);
    padding-right: var(--space-8);
}

.mt-2 {
    margin-top: var(--space-2);
}

.mt-4 {
    margin-top: var(--space-4);
}

.mt-6 {
    margin-top: var(--space-6);
}

.mt-8 {
    margin-top: var(--space-8);
}

.mt-12 {
    margin-top: var(--space-12);
}

.mt-16 {
    margin-top: var(--space-16);
}

.mb-2 {
    margin-bottom: var(--space-2);
}

.mb-4 {
    margin-bottom: var(--space-4);
}

.mb-6 {
    margin-bottom: var(--space-6);
}

.mb-8 {
    margin-bottom: var(--space-8);
}

.mb-12 {
    margin-bottom: var(--space-12);
}

/* === Typography Utilities === */
.text-xs {
    font-size: var(--font-size-xs);
}

.text-sm {
    font-size: var(--font-size-sm);
}

.text-base {
    font-size: var(--font-size-base);
}

.text-lg {
    font-size: var(--font-size-lg);
}

.text-xl {
    font-size: var(--font-size-xl);
}

.text-2xl {
    font-size: var(--font-size-2xl);
}

.text-3xl {
    font-size: var(--font-size-3xl);
}

.text-4xl {
    font-size: var(--font-size-4xl);
}

.text-5xl {
    font-size: var(--font-size-5xl);
}

.text-6xl {
    font-size: var(--font-size-6xl);
}

.font-light {
    font-weight: var(--font-weight-light);
}

.font-regular {
    font-weight: var(--font-weight-regular);
}

.font-medium {
    font-weight: var(--font-weight-medium);
}

.font-semibold {
    font-weight: var(--font-weight-semibold);
}

.font-bold {
    font-weight: var(--font-weight-bold);
}

.leading-tight {
    line-height: var(--line-height-tight);
}

.leading-snug {
    line-height: var(--line-height-snug);
}

.leading-normal {
    line-height: var(--line-height-normal);
}

.leading-relaxed {
    line-height: var(--line-height-relaxed);
}

.leading-loose {
    line-height: var(--line-height-loose);
}

.text-primary {
    color: var(--color-text-primary);
}

.text-secondary {
    color: var(--color-text-secondary);
}

.text-tertiary {
    color: var(--color-text-tertiary);
}

.text-accent {
    color: var(--color-accent-primary);
}

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

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

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

/* === Background Utilities === */
.bg-primary {
    background-color: var(--color-bg-primary);
}

.bg-secondary {
    background-color: var(--color-bg-secondary);
}

.bg-elevated {
    background-color: var(--color-bg-elevated);
}

.bg-accent {
    background-color: var(--color-accent-primary);
}

.bg-accent-light {
    background-color: var(--color-accent-light);
}

.bg-accent-soft {
    background-color: var(--color-accent-soft);
}

/* === Border Utilities === */
.border {
    border: 1px solid var(--color-border);
}

.border-subtle {
    border: 1px solid var(--color-border-subtle);
}

.border-t {
    border-top: 1px solid var(--color-border);
}

.border-b {
    border-bottom: 1px solid var(--color-border);
}

.rounded-sm {
    border-radius: var(--radius-sm);
}

.rounded {
    border-radius: var(--radius-base);
}

.rounded-md {
    border-radius: var(--radius-md);
}

.rounded-lg {
    border-radius: var(--radius-lg);
}

.rounded-xl {
    border-radius: var(--radius-xl);
}

.rounded-2xl {
    border-radius: var(--radius-2xl);
}

.rounded-full {
    border-radius: var(--radius-full);
}

/* === Miscellaneous === */
.w-full {
    width: 100%;
}

.h-full {
    height: 100%;
}

.max-w-prose {
    max-width: 65ch;
    margin-left: auto;
    margin-right: auto;
}

.max-w-2xl {
    max-width: 672px;
    margin-left: auto;
    margin-right: auto;
}

.max-w-3xl {
    max-width: 768px;
    margin-left: auto;
    margin-right: auto;
}

.max-w-4xl {
    max-width: 896px;
    margin-left: auto;
    margin-right: auto;
}

.opacity-60 {
    opacity: 0.6;
}

.opacity-80 {
    opacity: 0.8;
}

/* ============================================
   COMPONENT STYLES
   ============================================ */

/* === Navigation === */
.nav {
    position: sticky;
    top: 0;
    z-index: 1000;
    background-color: var(--color-bg-elevated);
    border-bottom: 1px solid var(--color-border);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    transition: background-color var(--duration-base) var(--easing-standard),
        border-color var(--duration-base) var(--easing-standard);
}

.nav-inner {
    height: 72px;
}

.logo {
    font-family: var(--font-family-heading);
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-primary);
    text-decoration: none;
    transition: color var(--duration-fast) var(--easing-standard);
}

.logo:hover {
    color: var(--color-accent-primary);
}

/* === Theme Toggle === */
.theme-toggle {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-full);
    border: 1px solid var(--color-border);
    background-color: var(--color-bg-elevated);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: var(--font-size-xl);
    transition: all var(--duration-fast) var(--easing-standard);
    user-select: none;
}

.theme-toggle:hover {
    background-color: var(--color-bg-secondary);
    border-color: var(--color-accent-primary);
    transform: scale(1.05);
}

.theme-toggle:active {
    transform: scale(0.95);
}

/* Dark mode: make moon icon white */
.dark .theme-toggle #themeIcon {
    color: #FFFFFF;
}

/* === Buttons === */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-3) var(--space-6);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-medium);
    border-radius: var(--radius-base);
    text-decoration: none;
    transition: all var(--duration-fast) var(--easing-standard);
    cursor: pointer;
    border: none;
    white-space: nowrap;
}

.btn-primary {
    background-color: var(--color-accent-primary);
    color: white;
}

.btn-primary:hover {
    background-color: var(--color-accent-hover);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.2);
}

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

.btn-secondary {
    background-color: transparent;
    color: var(--color-text-primary);
    border: 1px solid var(--color-border);
}

.btn-secondary:hover {
    background-color: var(--color-bg-secondary);
    border-color: var(--color-accent-primary);
}

.btn-lg {
    padding: var(--space-4) var(--space-8);
    font-size: var(--font-size-lg);
}

/* === Hero Section === */
.hero {
    min-height: calc(100vh - 72px);
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.hero-animation {
    width: 100%;
    height: 400px;
    flex-shrink: 0;
    margin-top: var(--space-16);
}

.hero-content {
    position: relative;
    z-index: 1;
    margin-top: var(--space-12);
}

.hero-title {
    font-family: var(--font-family-heading);
    font-size: var(--font-size-5xl);
    font-weight: var(--font-weight-bold);
    line-height: var(--line-height-tight);
    letter-spacing: -0.02em;
    margin-bottom: var(--space-6);
}

.hero-subtitle {
    font-size: var(--font-size-xl);
    line-height: var(--line-height-relaxed);
    color: var(--color-text-secondary);
    margin-bottom: var(--space-8);
}

.hero-title-wrapper {
    position: relative;
    display: inline-block;
}

.hero-badge {

    color: var(--color-accent-primary);

    padding: var(--space-3) var(--space-6);
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-semibold);
    white-space: nowrap;
    margin-bottom: var(--space-6);

}

/* === Social Proof === */
.social-proof {
    background-color: var(--color-bg-secondary);
}

.logo-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: var(--space-8);
    align-items: center;
}

.logo-item {
    height: 48px;
    line-height: 1.3em;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    opacity: 0.5;
    transition: opacity var(--duration-fast) var(--easing-standard);
}

.logo-item:hover {
    opacity: 0.7;
}

/* === Feature Cards === */
.feature-card {
    background-color: var(--color-bg-elevated);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-8);
    transition: all var(--duration-base) var(--easing-smooth);
}

.feature-card:hover {
    border-color: var(--color-accent-primary);
    transform: translateY(-4px);
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.06);
}

.feature-icon {
    display: none;
}

.feature-title {
    font-family: var(--font-family-heading);
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--space-3);
}

.feature-description {
    color: var(--color-text-secondary);
    line-height: var(--line-height-relaxed);
}

/* === Stats Section === */
.stat-item {
    text-align: center;
}

.stat-value {
    font-size: var(--font-size-5xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-accent-primary);
    line-height: var(--line-height-tight);
    margin-bottom: var(--space-2);
}

.stat-label {
    font-size: var(--font-size-lg);
    color: var(--color-text-secondary);
}

/* === Parallax Section === */
.parallax-section {
    position: relative;
    overflow: hidden;
    background-color: var(--color-bg-secondary);
}

.parallax-bg {
    position: absolute;
    top: -20%;
    left: 0;
    width: 100%;
    height: 140%;
    background: radial-gradient(circle at 50% 20%,
            color-mix(in srgb, var(--color-accent-soft) 20%, transparent) 0%,
            transparent 88%);
    will-change: transform;
    transition: transform 0.1s linear;
}

.parallax-content {
    position: relative;
    z-index: 1;
}

/* === Testimonial Cards === */
.testimonial-card {
    background-color: var(--color-bg-elevated);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-8);
}

.testimonial-text {
    font-size: var(--font-size-lg);
    line-height: var(--line-height-relaxed);
    margin-bottom: var(--space-6);
    color: var(--color-text-primary);
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: var(--space-4);
}

.testimonial-avatar {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-full);
    background-color: var(--color-accent-light);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: var(--font-weight-semibold);
    color: var(--color-accent-primary);
}

.testimonial-name {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--space-1);
}

.testimonial-role {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
}

/* === CTA Section === */
.cta-section {
    background: linear-gradient(135deg,
            var(--color-accent-primary) 0%,
            var(--color-accent-hover) 100%);
    color: white;
}

.cta-title {
    font-family: var(--font-family-heading);
    font-size: var(--font-size-4xl);
    font-weight: var(--font-weight-bold);
    line-height: var(--line-height-tight);
    margin-bottom: var(--space-4);
}

.cta-subtitle {
    font-size: var(--font-size-xl);
    opacity: 0.9;
    margin-bottom: var(--space-8);
}

.btn-white {
    background-color: white;
    color: var(--color-accent-primary);
}

.btn-white:hover {
    background-color: rgba(255, 255, 255, 0.95);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
}

/* === Footer === */
.footer {
    background-color: var(--color-bg-secondary);
    border-top: 1px solid var(--color-border);
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--space-12);
}

.footer-column h3 {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-text-tertiary);
    margin-bottom: var(--space-4);
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.footer-link {
    color: var(--color-text-secondary);
    text-decoration: none;
    transition: color var(--duration-fast) var(--easing-standard);
}

.footer-link:hover {
    color: var(--color-accent-primary);
}

.footer-bottom {
    margin-top: var(--space-16);
    padding-top: var(--space-8);
    border-top: 1px solid var(--color-border);
    text-align: center;
    color: var(--color-text-tertiary);
    font-size: var(--font-size-sm);
}

/* === Section Headers === */
.section-header {
    text-align: center;
    margin-bottom: var(--space-16);
}

.section-label {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-accent-primary);
    margin-bottom: var(--space-4);
}

.section-title {
    font-family: var(--font-family-heading);
    font-size: var(--font-size-4xl);
    font-weight: var(--font-weight-bold);
    line-height: var(--line-height-tight);
    margin-bottom: var(--space-4);
}

.section-description {
    font-size: var(--font-size-lg);
    color: var(--color-text-secondary);
    line-height: var(--line-height-relaxed);
    max-width: 768px;
    margin-left: auto;
    margin-right: auto;
}

/* === Visual Separator === */
.visual-separator {
    height: 120px;
    background: linear-gradient(to bottom,
            var(--color-bg-primary) 0%,
            var(--color-bg-secondary) 50%,
            var(--color-bg-primary) 100%);
}

/* ============================================
   RESPONSIVE BREAKPOINTS
   ============================================ */

/* Tablet and up */
@media (min-width: 768px) {
    .container {
        padding-left: var(--space-8);
        padding-right: var(--space-8);
    }

    .hero-title {
        font-size: var(--font-size-6xl);
    }

    .hero-subtitle {
        font-size: var(--font-size-2xl);
    }

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

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

/* Desktop and up */
@media (min-width: 1024px) {
    .nav-inner {
        height: 80px;
    }

    .section-title {
        font-size: var(--font-size-5xl);
    }

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

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

/* Large desktop */
@media (min-width: 1280px) {
    .container {
        padding-left: var(--space-12);
        padding-right: var(--space-12);
    }
}

/* Mobile adjustments */
@media (max-width: 767px) {
    .hero-title {
        font-size: var(--font-size-4xl);
    }

    .hero-subtitle {
        font-size: var(--font-size-lg);
    }

    .section-title {
        font-size: var(--font-size-3xl);
    }

    .stat-value {
        font-size: var(--font-size-4xl);
    }

    .cta-title {
        font-size: var(--font-size-3xl);
    }
}

/* ============================================
   DEMO SECTION STYLES
   ============================================ */

.demo-section {
    background: var(--demo-bg);
    margin-left: auto;
    
}

.demo-container {
    display: grid;
    grid-template-columns: 320px 1fr;
    gap: var(--space-8);

    align-items: start;
    overflow: visible;
    
}

.demo-controls {
    display: flex;
    flex-direction: column;
    gap: var(--space-6);
}

.demo-controls-left {
    position: sticky;
    top: 100px;
}

.control-group {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.control-label {
    font-family: InterVariable, Inter, sans-serif;
    font-size: var(--font-size-sm);
    font-weight: 600;
    font-variation-settings: "wght" 600;
    color: var(--demo-text-primary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.input-sublabel {
    font-family: InterVariable, Inter, sans-serif;
    font-size: var(--font-size-xs);
    color: var(--demo-text-secondary);
    margin-bottom: var(--space-1);
}

.control-hint {
    font-size: var(--font-size-xs);
    color: var(--demo-text-tertiary);
    margin-top: calc(var(--space-1) * -1);
    font-style: italic;
}

.demo-select,
.demo-input {
    width: 100%;
    padding: var(--space-3);
    border: 1px solid var(--demo-control-border);
    border-radius: var(--radius-md);
    background: var(--demo-control-bg);
    color: var(--demo-text-primary);
    font-family: InterVariable, Inter, sans-serif;
    font-size: var(--font-size-sm);
    line-height: 1.4;
    transition: all 0.2s ease;
}

.demo-select:hover,
.demo-input:hover {
    border-color: var(--demo-accent);
}

.demo-select:focus,
.demo-input:focus {
    outline: none;
    border-color: var(--demo-accent);
    box-shadow: 0 0 0 3px var(--demo-accent-soft);
}

.dimension-inputs {
    display: flex;
    gap: var(--space-3);
}

.dimension-input-group {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: var(--space-1);
}

.demo-button {
    width: 100%;
    padding: var(--space-3) var(--space-4);
    border: 1px solid var(--demo-control-border);
    border-radius: var(--radius-md);
    background: var(--demo-accent);
    color: var(--demo-text-primary);
    font-family: InterVariable, Inter, sans-serif;
    font-size: var(--font-size-sm);
    font-weight: 600;
    font-variation-settings: "wght" 600;
    line-height: 1.4;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
}

.demo-button:hover {
    background: var(--demo-bg);
    border-color: var(--demo-accent);
    transform: translateY(-1px);
}

.demo-button-primary {
    background: var(--demo-accent);
    border-color: var(--demo-accent);
    color: white;
}

.demo-button-primary:hover {
    background: var(--demo-accent-hover);
    border-color: var(--demo-accent-hover);
}

.demo-button-disabled {
    opacity: 0.5;
    cursor: not-allowed;
    background: var(--demo-bg);
}

.demo-button-disabled:hover {
    transform: none;
    border-color: var(--demo-control-border);
    background: var(--demo-bg);
}

.demo-button-placeholder {
    border-style: dashed;
    opacity: 0.6;
    color: var(--demo-text-secondary);
}

.demo-button-placeholder:hover {
    opacity: 0.8;
}

.button-icon {
    font-size: var(--font-size-lg);
}

.demo-chart-area {
    background: #FFFFFF;
    border: 1px solid var(--demo-control-border);
    border-radius: 0;
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 800px;
    height: 500px;
    max-width: 100%;
    margin: 0 auto;
    transition: width 0.3s ease, height 0.3s ease;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
}

.demo-chart-label {
    font-family: InterVariable, Inter, sans-serif;
    font-size: var(--font-size-sm);
    font-weight: 600;
    font-variation-settings: "wght" 600;
    color: var(--demo-text-primary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--space-3);
    margin-left: 0;
}

/* Tooltip system */
.tooltip-container {
    position: relative;
}

.tooltip-bubble {
    position: absolute;
    left: -220px;
    top: 0;
    background: var(--color-accent-light);
    border: 1px solid var(--demo-control-border);
    border-radius: var(--radius-md);
    padding: var(--space-3) var(--space-4);
    font-family: InterVariable, Inter, sans-serif;
    font-size: var(--font-size-xs);
    line-height: 1.5;
    color: var(--color-accent-hover);
    width: 200px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    z-index: 10;
}

.tooltip-bubble::after {
    content: '';
    position: absolute;
    right: -8px;
    top: 20px;
    width: 0;
    height: 0;
    border-style: solid;
    border-width: 8px 0 8px 8px;
    border-color: transparent transparent transparent var(--color-accent-light);
}

.tooltip-bubble::before {
    content: '';
    position: absolute;
    right: -9px;
    top: 20px;
    width: 0;
    height: 0;
    border-style: solid;
    border-width: 8px 0 8px 8px;
    border-color: transparent transparent transparent var(--demo-control-border);
}

.tooltip-toggle-btn {
    font-family: InterVariable, Inter, sans-serif;
    font-size: var(--font-size-sm);
    font-weight: 700;
    padding: var(--space-3);
    border: 1px solid var(--demo-control-border);
    border-radius: var(--radius-sm);
    background: var(--color-accent-light);
    color: var(--color-accent-hover);
    cursor: pointer;
    transition: all 0.2s ease;
    flex-shrink: 0;
    white-space: nowrap;
    display: flex;
    align-items: center;
}

.tooltip-toggle-btn:hover {
    background: var(--demo-accent);
    color: white;
}

.demo-chart-wrapper {
    width: 100%;
    height: 100%;
}

.demo-note {
    color: var(--demo-text-primary);

    padding: var(--space-4) var(--space-4);
    background: var(--demo-control-bg);
    border: 1px solid var(--demo-control-border);
    border-radius: var(--radius-md);
    display: flex;
    flex-direction: row;
    gap: var(--space-4);
    align-items: stretch;
    width: fit-content;
    max-width: 100%;
}

.demo-note p {
    color: var(--demo-text-secondary);
    font-size: var(--font-size-lg);
    line-height: 1.6;
    margin: 0;
    flex: 1;
    text-align: left;
    display: flex;
    align-items: center;
}

.demo-note.collapsed {
    padding: 0;
    border: none;
    background: transparent;
}

.demo-note.collapsed p {
    display: none;
}

.demo-note.collapsed .tooltip-toggle-btn {
    padding: var(--space-3) var(--space-2);
}

/* Responsive adjustments for demo section */
@media (max-width: 1199px) {
    .demo-container {
        grid-template-columns: 1fr;
        gap: var(--space-8);
    }

    .demo-controls-left {
        position: static;
        max-height: none;
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
        gap: var(--space-6);
    }

    .demo-chart-area {
        order: -1;
    }
}

@media (max-width: 767px) {
    .demo-controls-left {
        grid-template-columns: 1fr;
    }

    .demo-button {
        font-size: var(--font-size-xs);
        padding: var(--space-2) var(--space-3);
    }

    .demo-chart-area {
        width: 100% !important;
        height: auto !important;
        aspect-ratio: 800 / 500;
    }

    .dimension-inputs {
        flex-direction: column;
    }
}

/* Export button group with 2x resolution button */
.export-button-group {
    display: flex;
    gap: var(--space-2);
    width: 100%;
}

.demo-export-main {
    flex: 1;
}

.demo-button-2x {
    width: var(--font-size-5xl);

}

/* Control separator */
.control-separator {
    height: 1px;
    background: var(--color-border);
    margin: var(--space-4) 0;
    opacity: 0.5;
}

/* Checkbox control */
.control-checkbox {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    cursor: pointer;
    font-family: InterVariable, Inter, sans-serif;
    font-size: var(--font-size-sm);
    font-weight: 400;
    font-variation-settings: "wght" 400;
    color: var(--color-text-primary);
}

.control-checkbox input[type="checkbox"] {
    width: 18px;
    height: 18px;
    cursor: pointer;
}

.control-checkbox span {
    user-select: none;
}

/* Slider control for bar width */
.slider-group {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.slider-btn {
    width: 32px;
    height: 32px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    background: var(--color-bg-elevated);
    color: var(--color-text-primary);
    font-family: InterVariable, Inter, sans-serif;
    font-size: var(--font-size-lg);
    font-weight: 600;
    font-variation-settings: "wght" 600;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0;
}

.slider-btn:hover {
    background: var(--color-bg-secondary);
    border-color: var(--color-accent-primary);
}

.demo-slider {
    flex: 1;
    height: 6px;
    -webkit-appearance: none;
    appearance: none;
    background: var(--color-border);
    border-radius: 3px;
    outline: none;
}

.demo-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 18px;
    height: 18px;
    background: var(--color-accent-primary);
    border-radius: 50%;
    cursor: pointer;
    transition: all 0.2s ease;
}

.demo-slider::-webkit-slider-thumb:hover {
    background: var(--color-accent-hover);
    transform: scale(1.1);
}

.demo-slider::-moz-range-thumb {
    width: 18px;
    height: 18px;
    background: var(--color-accent-primary);
    border-radius: 50%;
    border: none;
    cursor: pointer;
    transition: all 0.2s ease;
}

.demo-slider::-moz-range-thumb:hover {
    background: var(--color-accent-hover);
    transform: scale(1.1);
}