/* ===================================
   CSS Variables (Design System)
   =================================== */
:root {
    /* Colors */
    --color-black: #000000;
    --color-white: #FFFFFF;
    --color-gray-50: #F9FAFB;
    --color-gray-100: #F4F6F7;
    --color-gray-200: #E9ECEF;
    --color-gray-300: #DEE2E6;
    --color-gray-400: #DADEE3;
    --color-gray-500: #ADB5BD;
    --color-gray-600: #A4AAB0;
    --color-gray-700: #495057;
    --color-gray-800: #343A40;
    --color-gray-900: #212529;
    --color-blue: #1971C2;
    --color-blue-dark: #155A9A;
    --color-blue-light: #E7F5FF;
    
    /* Typography */
    --font-serif: 'Playfair Display', Georgia, serif;
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    
    /* Spacing (8-point grid) */
    --spacing-xs: 8px;
    --spacing-sm: 12px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
    --spacing-xl: 32px;
    --spacing-2xl: 40px;
    --spacing-3xl: 48px;
    --spacing-4xl: 64px;
    --spacing-5xl: 80px;
    --spacing-6xl: 96px;
    --spacing-7xl: 120px;
    
    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 6px;
    --radius-lg: 8px;
    --radius-xl: 12px;
    --radius-full: 9999px;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 2px 8px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.15);
    --shadow-xl: 0 12px 32px rgba(0, 0, 0, 0.2);
    
    /* Transitions */
    --transition-fast: 150ms ease-in-out;
    --transition-base: 200ms ease-in-out;
    --transition-slow: 300ms ease-in-out;
    
    /* Layout */
    --container-max-width: 1200px;
    --container-padding: 24px;
}

/* ===================================
   Reset & Base Styles
   =================================== */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sans);
    font-weight: 400;
    line-height: 1.6;
    color: var(--color-black);
    background: linear-gradient(to bottom, 
        #C5CDD8 0%,
        #D0D7E0 20%,
        #D8DFE6 40%,
        #E0E5EA 60%,
        #E8EBED 80%,
        #EEF1F3 100%
    );
    min-height: 100vh;
}

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

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

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

ul, ol {
    list-style: none;
}

/* ===================================
   Container
   =================================== */
.container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding-left: var(--container-padding);
    padding-right: var(--container-padding);
}

/* ===================================
   Navigation
   =================================== */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background-color: var(--color-white);
    border-bottom: 1px solid var(--color-gray-200);
    z-index: 1000;
}

.nav__container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--container-padding);
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav__logo-img {
    height: 60px;
    width: auto;
}

.nav__toggle {
    display: flex;
    flex-direction: column;
    gap: 4px;
    padding: 12px;
    margin: -12px;
}

.nav__toggle-bar {
    width: 24px;
    height: 2px;
    background-color: var(--color-black);
    transition: var(--transition-base);
}

.nav__menu {
    position: fixed;
    top: 64px;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--color-white);
    padding: var(--spacing-lg);
    transform: translateX(100%);
    transition: transform var(--transition-slow);
    overflow-y: auto;
}

.nav__menu.is-open {
    transform: translateX(0);
}

.nav__list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
}

.nav__link {
    font-size: 18px;
    font-weight: 400;
    color: var(--color-black);
    padding: var(--spacing-md) 0;
    display: block;
    transition: color var(--transition-fast);
}

.nav__link:hover {
    color: var(--color-blue);
}

.nav__link--active {
    color: var(--color-blue);
    font-weight: 500;
}

.btn--nav {
    width: 100%;
}

/* ===================================
   Buttons
   =================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 24px;
    font-family: var(--font-sans);
    font-size: 16px;
    font-weight: 500;
    line-height: 1.4;
    text-align: center;
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
    cursor: pointer;
    border: 2px solid transparent;
    min-height: 48px;
}

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

.btn--primary:hover {
    background-color: var(--color-blue-dark);
    box-shadow: var(--shadow-md);
}

.btn--primary:active {
    transform: scale(0.98);
}

.btn--secondary {
    background-color: var(--color-white);
    color: var(--color-blue);
    border-color: var(--color-blue);
}

.btn--secondary:hover {
    background-color: var(--color-blue-light);
}

.btn--secondary:active {
    transform: scale(0.98);
}

.btn--large {
    padding: 16px 32px;
    font-size: 18px;
    min-height: 56px;
}

.btn--full {
    width: 100%;
}

/* ===================================
   Hero Section
   =================================== */
.hero {
    padding-top: calc(64px + 48px);
    padding-bottom: var(--spacing-4xl);
    text-align: center;
}

.hero__title {
    font-family: var(--font-serif);
    font-size: 36px;
    font-weight: 700;
    line-height: 1.2;
    color: var(--color-black);
    margin-bottom: var(--spacing-md);
}

.hero__description {
    font-size: 18px;
    line-height: 1.6;
    color: var(--color-gray-700);
    max-width: 800px;
    margin: 0 auto;
}

/* ===================================
   Feature Sections
   =================================== */
.feature {
    padding: var(--spacing-6xl) 0;
}

.feature--primary {
    background-color: rgba(255, 255, 255, 0.85);
}

.feature--secondary {
    background-color: var(--color-gray-100);
}

.feature__grid {
    display: grid;
    gap: var(--spacing-4xl);
}

.feature__content {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.feature__title {
    font-family: var(--font-serif);
    font-size: 32px;
    font-weight: 700;
    line-height: 1.2;
    color: var(--color-black);
}

.feature__description {
    font-size: 18px;
    line-height: 1.6;
    color: var(--color-gray-600);
}

.feature__benefits {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.feature__benefit {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    font-size: 16px;
    line-height: 1.6;
}

.feature__icon {
    width: 24px;
    height: 24px;
    flex-shrink: 0;
    color: var(--color-blue);
}

.feature__visual {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
}

/* Two-column layout for feature sections on desktop */
.feature .container {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-4xl);
    align-items: center;
}

@media (min-width: 768px) {
    .feature .container {
        grid-template-columns: 1fr 1fr;
    }
}

/* ===================================
   Chart Component
   =================================== */
.chart {
    background-color: rgba(255, 255, 255, 0.85);
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-sm);
    width: 100%;
}

.chart__header {
    margin-bottom: var(--spacing-lg);
}

.chart__title {
    font-family: var(--font-serif);
    font-size: 18px;
    font-weight: 600;
    color: var(--color-black);
}

.chart__body {
    margin-bottom: var(--spacing-md);
}

.chart-wrapper {
    width: 100%;
    min-height: 300px;
    background: #F8F9FA;
    border-radius: 8px;
    padding: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

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

.chart__label {
    font-size: 12px;
    fill: var(--color-gray-600);
    font-family: var(--font-sans);
}

.chart__label--x {
    text-anchor: middle;
}

.chart__grid-line {
    stroke: var(--color-gray-200);
    stroke-width: 1;
}

.chart__line {
    fill: none;
    stroke-width: 2;
}

.chart__line--historical {
    stroke: var(--color-gray-600);
}

.chart__line--forecast {
    stroke: var(--color-blue);
    stroke-dasharray: 5, 5;
}

.chart__confidence {
    fill: var(--color-blue-light);
    opacity: 0.5;
}

.chart__point {
    fill: var(--color-gray-600);
}

.chart__point--forecast {
    fill: var(--color-blue);
}

.chart__legend {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    justify-content: center;
}

.chart__legend-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.chart__legend-line {
    width: 24px;
    height: 2px;
    display: block;
}

.chart__legend-line--historical {
    background-color: var(--color-gray-600);
}

.chart__legend-line--forecast {
    background: linear-gradient(to right, var(--color-blue) 50%, transparent 50%);
    background-size: 10px 2px;
}

.chart__legend-box {
    width: 16px;
    height: 16px;
    background-color: var(--color-blue-light);
    opacity: 0.5;
    display: block;
}

.chart__legend-label {
    font-size: 12px;
    color: var(--color-gray-700);
}

/* ===================================
   Prep Interface Component
   =================================== */
.prep-interface {
    background-color: rgba(255, 255, 255, 0.85);
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    width: 100%;
}

.prep-interface__header {
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--color-gray-200);
}

.prep-interface__title {
    font-family: var(--font-serif);
    font-size: 18px;
    font-weight: 600;
    color: var(--color-black);
    margin-bottom: var(--spacing-xs);
}

.prep-interface__date {
    font-size: 14px;
    color: var(--color-gray-600);
}

.prep-interface__body {
    padding: var(--spacing-lg);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.prep-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background-color: var(--color-gray-50);
    border-radius: var(--radius-md);
    transition: background-color var(--transition-fast);
}

.prep-item:hover {
    background-color: var(--color-gray-100);
}

.prep-item--complete {
    opacity: 0.6;
}

.prep-item__info {
    flex: 1;
}

.prep-item__name {
    font-size: 16px;
    font-weight: 600;
    color: var(--color-black);
    margin-bottom: 4px;
}

.prep-item__details {
    font-size: 14px;
    color: var(--color-gray-600);
}

.prep-item__action {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.prep-item__quantity {
    font-size: 14px;
    font-weight: 500;
    color: var(--color-blue);
}

.prep-item__btn {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-blue);
    color: var(--color-white);
    border-radius: var(--radius-sm);
    font-size: 18px;
    transition: background-color var(--transition-fast);
}

.prep-item__btn:hover {
    background-color: var(--color-blue-dark);
}

/* Unchecked: blue box, no visible check (starting state) */
.prep-item__btn:not(.prep-item__btn--complete) {
    color: transparent !important;
}

.prep-item__btn--complete {
    background-color: var(--color-gray-400);
}

/* ===================================
   Chat Interface Component
   =================================== */
.chat-interface {
    background-color: var(--color-white);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    width: 100%;
    max-width: 520px;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.chat-interface__header {
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-md);
    padding: var(--spacing-md) var(--spacing-lg);
    background-color: var(--color-blue) !important;
    color: var(--color-white);
}

.chat-interface__header-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    min-width: 24px;
    max-width: 24px;
    flex-shrink: 0;
    color: var(--color-white);
}

.chat-interface__header-icon svg {
    width: 24px;
    height: 24px;
    max-width: 24px;
    max-height: 24px;
    stroke: currentColor;
}

.chat-interface__header-text {
    flex: 1;
    min-width: 0;
}

.chat-interface__title {
    font-family: var(--font-serif);
    font-size: 18px;
    font-weight: 600;
    color: var(--color-white) !important;
    margin: 0;
}

.chat-interface__subtitle {
    font-size: 12px;
    color: rgba(255, 255, 255, 0.9) !important;
    margin: 2px 0 0;
}

.chat-interface__status {
    display: flex;
    align-items: center;
    gap: 6px;
    flex-shrink: 0;
    font-size: 13px;
    font-weight: 500;
}

.chat-interface__status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: #22c55e;
}

.chat-interface__status-text {
    color: var(--color-white) !important;
}

.chat-interface__body {
    padding: var(--spacing-lg);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    min-height: 0;
}

.chat-message {
    display: flex;
    gap: var(--spacing-sm);
}

.chat-message--user {
    justify-content: flex-end;
}

.chat-message--ai {
    justify-content: flex-start;
}

.chat-message__avatar {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-blue);
    color: var(--color-white);
    border-radius: var(--radius-full);
    font-size: 12px;
    font-weight: 600;
    flex-shrink: 0;
}

.chat-message__content {
    max-width: 80%;
    padding: var(--spacing-md);
    border-radius: var(--radius-lg);
    font-size: 14px;
    line-height: 1.6;
}

.chat-message--user .chat-message__content {
    background-color: var(--color-blue);
    color: var(--color-white);
    border-bottom-right-radius: var(--radius-sm);
}

.chat-message--ai .chat-message__content {
    background-color: var(--color-gray-100);
    color: var(--color-black);
    border-bottom-left-radius: var(--radius-sm);
}

.chat-message__list {
    margin: var(--spacing-sm) 0;
    padding-left: var(--spacing-lg);
    list-style: decimal;
}

.chat-message__list li {
    margin-bottom: var(--spacing-xs);
}

.chat-interface__input {
    display: flex;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-lg);
    border-top: 1px solid var(--color-gray-200);
    background-color: var(--color-white);
}

.chat-interface__field {
    flex: 1;
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid var(--color-gray-300);
    border-radius: var(--radius-lg);
    font-family: var(--font-sans);
    font-size: 14px;
    transition: border-color var(--transition-fast);
}

.chat-interface__field:focus {
    outline: none;
    border-color: var(--color-blue);
}

.chat-interface__field:disabled {
    background-color: var(--color-gray-100);
    cursor: not-allowed;
}

.chat-interface__send {
    width: 40px;
    height: 40px;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-gray-200);
    color: var(--color-gray-600);
    border: none;
    border-radius: 50%;
    transition: background-color var(--transition-fast);
}

.chat-interface__send svg {
    width: 18px;
    height: 18px;
}

.chat-interface__send:hover:not(:disabled) {
    background-color: var(--color-gray-300);
}

.chat-interface__send:disabled {
    cursor: not-allowed;
}

.chat-interface__hint {
    font-size: 12px;
    color: var(--color-gray-500);
    padding: 0 var(--spacing-lg) var(--spacing-md);
    margin: 0;
}

/* Chat inside Features section: match AI Demo UI (one blue header bar, small icon, no large icon above) */
.feature__visual .chat-interface {
    max-width: 520px;
}

.feature__visual .chat-interface__header {
    display: flex;
    flex-direction: row;
    flex-wrap: nowrap;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-md);
    padding: var(--spacing-md) var(--spacing-lg);
    background-color: var(--color-blue);
    color: var(--color-white);
}

/* Keep header icon small (same as AI Demo) – prevent it from rendering as a large icon above */
.feature__visual .chat-interface__header-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    min-width: 24px;
    max-width: 24px;
    min-height: 24px;
    max-height: 24px;
    flex-shrink: 0;
    color: var(--color-white);
}

.feature__visual .chat-interface__header-icon svg {
    width: 24px;
    height: 24px;
    max-width: 24px;
    max-height: 24px;
    flex-shrink: 0;
    stroke: var(--color-white);
    color: var(--color-white);
}

.feature__visual .chat-interface__title,
.feature__visual .chat-interface__subtitle,
.feature__visual .chat-interface__status-text {
    color: var(--color-white);
}

.feature__visual .chat-interface__subtitle {
    color: rgba(255, 255, 255, 0.9);
}

.feature__visual .chat-interface__status-dot {
    background-color: #22c55e;
}

.feature__cta-wrap {
    grid-column: 1 / -1;
    text-align: center;
    margin-top: var(--spacing-lg);
    margin-bottom: 0;
}

/* ===================================
   Features Grid Section
   =================================== */
.features-grid {
    padding: var(--spacing-6xl) 0;
    background-color: var(--color-gray-100);
}

.features-grid__title {
    font-family: var(--font-serif);
    font-size: 32px;
    font-weight: 700;
    line-height: 1.2;
    text-align: center;
    color: var(--color-black);
    margin-bottom: var(--spacing-md);
}

.features-grid__description {
    font-size: 18px;
    line-height: 1.6;
    color: var(--color-gray-600);
    text-align: center;
    max-width: 700px;
    margin: 0 auto var(--spacing-4xl);
}

.features-grid__items {
    display: grid;
    gap: var(--spacing-lg);
}

.feature-card {
    background-color: rgba(255, 255, 255, 0.85);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
}

.feature-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-4px);
}

.feature-card__icon {
    width: 48px;
    height: 48px;
    margin-bottom: var(--spacing-lg);
    color: var(--color-blue);
}

.feature-card__title {
    font-family: var(--font-sans);
    font-size: 20px;
    font-weight: 600;
    color: var(--color-black);
    margin-bottom: var(--spacing-sm);
}

.feature-card__description {
    font-size: 15px;
    line-height: 1.6;
    color: var(--color-gray-600);
}

/* ===================================
   CTA Section
   =================================== */
.cta {
    padding: var(--spacing-6xl) 0;
    text-align: center;
}

.cta__title {
    font-family: var(--font-serif);
    font-size: 32px;
    font-weight: 700;
    line-height: 1.2;
    color: var(--color-black);
    margin-bottom: var(--spacing-md);
}

.cta__description {
    font-size: 18px;
    line-height: 1.6;
    color: var(--color-gray-600);
    max-width: 700px;
    margin: 0 auto var(--spacing-xl);
}

.cta__buttons {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    max-width: 400px;
    margin: 0 auto;
}

/* ===================================
   Footer
   =================================== */
.footer {
    background-color: var(--color-gray-100);
    padding: var(--spacing-3xl) 0 var(--spacing-xl);
}

.footer__grid {
    display: grid;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-3xl);
}

.footer__logo {
    height: 32px;
    width: auto;
    margin-bottom: var(--spacing-md);
}

.footer__description {
    font-size: 14px;
    line-height: 1.6;
    color: var(--color-gray-700);
}

.footer__heading {
    font-size: 14px;
    font-weight: 600;
    color: var(--color-black);
    margin-bottom: var(--spacing-sm);
}

.footer__list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.footer__link {
    font-size: 14px;
    color: var(--color-gray-700);
    transition: color var(--transition-fast);
}

.footer__link:hover {
    color: var(--color-black);
}

.footer__bottom {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    padding-top: var(--spacing-xl);
    border-top: 1px solid var(--color-gray-300);
    text-align: center;
}

.footer__copyright {
    font-size: 12px;
    color: var(--color-gray-600);
}

.footer__social {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
}

.footer__social-link {
    width: 24px;
    height: 24px;
    color: var(--color-gray-600);
    transition: color var(--transition-fast);
}

.footer__social-link:hover {
    color: var(--color-black);
}

.footer__social-link svg {
    width: 100%;
    height: 100%;
}

/* ===================================
   Mobile Styles (max 767px)
   =================================== */
@media (max-width: 767px) {
    .hero__title {
        font-size: 32px;
    }
    
    .hero__description {
        font-size: 16px;
    }
    
    .feature__title {
        font-size: 28px;
    }
    
    .features-grid__title,
    .cta__title {
        font-size: 28px;
    }
    
    .btn {
        min-height: 44px;
        padding: 12px 20px;
    }
    
    .btn--large {
        min-height: 48px;
        padding: 14px 24px;
        font-size: 16px;
    }
}

/* ===================================
   Tablet Styles (768px+)
   =================================== */
@media (min-width: 768px) {
    :root {
        --container-padding: 32px;
    }
    
    .nav__container {
        height: 110px;
    }
    
    .nav__logo-img {
        height: 100px;
    }
    
    .nav__toggle {
        display: none;
    }
    
    .nav__menu {
        position: static;
        transform: none;
        display: flex;
        align-items: center;
        justify-content: flex-end;
        flex-grow: 1;
        gap: var(--spacing-2xl);
        padding: 0;
        overflow: visible;
    }
    
    .nav__list {
        flex-direction: row;
        gap: var(--spacing-2xl);
        margin-bottom: 0;
    }
    
    .nav__link {
        font-size: 16px;
        padding: 0;
    }
    
    .btn--nav {
        width: auto;
    }
    
    .hero {
        padding-top: calc(110px + 64px);
        padding-bottom: var(--spacing-5xl);
    }
    
    .hero__title {
        font-size: 48px;
    }
    
    .hero__description {
        font-size: 20px;
    }
    
    .feature__grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-5xl);
        align-items: center;
    }
    
    .feature__grid--reverse {
        direction: rtl;
    }
    
    .feature__grid--reverse > * {
        direction: ltr;
    }
    
    .feature__title {
        font-size: 40px;
    }
    
    .feature__description {
        font-size: 18px;
    }
    
    .features-grid__items {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-xl);
    }
    
    .cta__buttons {
        flex-direction: row;
        justify-content: center;
        max-width: none;
    }
    
    .footer__grid {
        grid-template-columns: 2fr 1fr 1fr 1fr;
    }
    
    .footer__bottom {
        flex-direction: row;
        justify-content: space-between;
        text-align: left;
    }
}

/* ===================================
   Desktop Styles (1024px+)
   =================================== */
@media (min-width: 1024px) {
    .hero__title {
        font-size: 56px;
    }
    
    .feature__title {
        font-size: 48px;
    }
    
    .features-grid__title,
    .cta__title {
        font-size: 48px;
    }
    
    .features-grid__items {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* ===================================
   Accessibility
   =================================== */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

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

/* Focus styles for keyboard navigation */
a:focus-visible,
button:focus-visible {
    outline: 2px solid var(--color-blue);
    outline-offset: 2px;
}