/* ===================================
   Design System & Custom Properties
   =================================== */
:root {
    /* Colors - Base */
    --color-bg-primary: #0A0E1A;
    --color-bg-secondary: #151B2D;
    --color-bg-tertiary: #1E2638;
    --color-text-primary: #F5F7FA;
    --color-text-secondary: #A0AEC0;
    --color-text-tertiary: #718096;

    /* Colors - Accents */
    --color-accent-primary: #00D9FF;
    --color-accent-secondary: #FF6B6B;
    --color-accent-success: #4ECDC4;
    --color-accent-warning: #FFB84D;
    --color-accent-gradient: linear-gradient(135deg, #00D9FF 0%, #7B61FF 100%);

    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-weight-normal: 400;
    --font-weight-medium: 600;
    --font-weight-bold: 700;
    --font-weight-black: 900;

    /* Font Sizes (Modular Scale 1.25) */
    --font-size-xs: 0.8rem;
    /* 13px */
    --font-size-sm: 0.875rem;
    /* 14px */
    --font-size-base: 1rem;
    /* 16px */
    --font-size-lg: 1.125rem;
    /* 18px */
    --font-size-xl: 1.25rem;
    /* 20px */
    --font-size-2xl: 1.563rem;
    /* 25px */
    --font-size-3xl: 1.953rem;
    /* 31px */
    --font-size-4xl: 2.441rem;
    /* 39px */
    --font-size-5xl: 3.052rem;
    /* 49px */
    --font-size-6xl: 3.815rem;
    /* 61px */

    /* Spacing (8px base) */
    --space-1: 0.5rem;
    /* 8px */
    --space-2: 1rem;
    /* 16px */
    --space-3: 1.5rem;
    /* 24px */
    --space-4: 2rem;
    /* 32px */
    --space-6: 3rem;
    /* 48px */
    --space-8: 4rem;
    /* 64px */
    --space-12: 6rem;
    /* 96px */
    --space-16: 8rem;
    /* 128px */

    /* Border Radius */
    --radius-sm: 0.375rem;
    /* 6px */
    --radius-md: 0.5rem;
    /* 8px */
    --radius-lg: 0.75rem;
    /* 12px */
    --radius-xl: 1rem;
    /* 16px */
    --radius-2xl: 1.5rem;
    /* 24px */
    --radius-full: 9999px;

    /* 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-glow: 0 0 20px rgba(0, 217, 255, 0.3);

    /* Transitions */
    --transition-fast: 150ms ease-in-out;
    --transition-base: 250ms ease-in-out;
    --transition-slow: 350ms ease-in-out;

    /* Layout */
    --container-max-width: 1280px;
    --content-max-width: 65ch;
    --header-height: 80px;
}

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

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

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

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

a {
    color: inherit;
    text-decoration: none;
    transition: color var(--transition-base);
}

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

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

ul {
    list-style: none;
}

/* Accessibility */
.skip-link {
    position: absolute;
    top: -100px;
    left: 0;
    padding: var(--space-2);
    background: var(--color-accent-primary);
    color: var(--color-bg-primary);
    font-weight: var(--font-weight-bold);
    z-index: 10000;
}

.skip-link:focus {
    top: 0;
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {

    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    html {
        scroll-behavior: auto;
    }
}

/* ===================================
   Layout
   =================================== */
.container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--space-2);
}

@media (min-width: 768px) {
    .container {
        padding: 0 var(--space-4);
    }
}

.section {
    padding: var(--space-12) 0;
}

@media (min-width: 768px) {
    .section {
        padding: var(--space-16) 0;
    }
}

.section__header {
    text-align: center;
    margin-bottom: var(--space-8);
}

.section__title {
    font-size: var(--font-size-4xl);
    font-weight: var(--font-weight-black);
    margin-bottom: var(--space-2);
    background: var(--color-accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

@media (min-width: 768px) {
    .section__title {
        font-size: var(--font-size-5xl);
    }
}

.section__subtitle {
    font-size: var(--font-size-lg);
    color: var(--color-text-secondary);
    max-width: var(--content-max-width);
    margin: 0 auto;
}

/* ===================================
   Header & Navigation
   =================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--header-height);
    background: rgba(10, 14, 26, 0.9);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    z-index: 1000;
    transition: transform var(--transition-base);
}

.header.hidden {
    transform: translateY(-100%);
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
}

.nav__brand {
    z-index: 2;
}

.nav__logo {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-black);
    background: var(--color-accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav__toggle {
    display: flex;
    flex-direction: column;
    gap: 6px;
    width: 30px;
    height: 30px;
    padding: 0;
    z-index: 2;
}

.nav__toggle span {
    display: block;
    width: 100%;
    height: 2px;
    background: var(--color-text-primary);
    transition: var(--transition-base);
}

.nav__toggle[aria-expanded="true"] span:nth-child(1) {
    transform: rotate(45deg) translateY(8px);
}

.nav__toggle[aria-expanded="true"] span:nth-child(2) {
    opacity: 0;
}

.nav__toggle[aria-expanded="true"] span:nth-child(3) {
    transform: rotate(-45deg) translateY(-8px);
}

.nav__menu {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--color-bg-primary);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--space-4);
    transform: translateX(-100%);
    transition: transform var(--transition-base);
}

.nav__menu.active {
    transform: translateX(0);
}

.nav__link {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-medium);
    color: var(--color-text-secondary);
    transition: color var(--transition-base);
}

.nav__link:hover,
.nav__link:focus {
    color: var(--color-accent-primary);
}

.nav__cta {
    display: none;
    gap: var(--space-2);
}

@media (min-width: 1024px) {
    .nav__toggle {
        display: none;
    }

    .nav__menu {
        position: static;
        flex-direction: row;
        transform: none;
        background: transparent;
        gap: var(--space-6);
    }

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

    .nav__cta {
        display: flex;
    }
}

/* ===================================
   Buttons
   =================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-1);
    font-weight: var(--font-weight-medium);
    text-align: center;
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
    cursor: pointer;
    white-space: nowrap;
}

.btn:focus-visible {
    outline: 2px solid var(--color-accent-primary);
    outline-offset: 2px;
}

.btn--sm {
    padding: 0.5rem 1rem;
    font-size: var(--font-size-sm);
}

.btn--md {
    padding: 0.75rem 1.5rem;
    font-size: var(--font-size-base);
}

.btn--lg {
    padding: 1rem 2rem;
    font-size: var(--font-size-lg);
}

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

.btn--primary {
    background: var(--color-accent-primary);
    color: var(--color-bg-primary);
    box-shadow: 0 0 20px rgba(0, 217, 255, 0.4);
}

.btn--primary:hover,
.btn--primary:focus {
    background: #00C4E6;
    box-shadow: 0 0 30px rgba(0, 217, 255, 0.6);
    transform: translateY(-2px);
}

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

.btn--secondary {
    background: transparent;
    color: var(--color-text-primary);
    border: 2px solid var(--color-accent-primary);
}

.btn--secondary:hover,
.btn--secondary:focus {
    background: rgba(0, 217, 255, 0.1);
    border-color: #00C4E6;
}

.btn--outline {
    background: transparent;
    color: var(--color-text-primary);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.btn--outline:hover,
.btn--outline:focus {
    background: rgba(255, 255, 255, 0.05);
    border-color: var(--color-accent-primary);
}

.btn__icon {
    width: 20px;
    height: 20px;
}

/* ===================================
   Hero Section
   =================================== */
.hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding-top: calc(var(--header-height) + var(--space-8));
    padding-bottom: var(--space-12);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(0, 217, 255, 0.1) 0%, transparent 70%);
    transform: translate(-50%, -40%);
    pointer-events: none;
}

.hero__container {
    display: grid;
    gap: var(--space-8);
    align-items: center;
}

@media (min-width: 1024px) {
    .hero__container {
        grid-template-columns: 1fr 1fr;
        gap: var(--space-12);
    }
}

.hero__content {
    animation: fadeInUp 0.8s ease-out;
}

.hero__title {
    font-size: var(--font-size-4xl);
    font-weight: var(--font-weight-black);
    line-height: 1.1;
    margin-bottom: var(--space-3);
    color: var(--color-text-primary);
}

@media (min-width: 768px) {
    .hero__title {
        font-size: var(--font-size-5xl);
    }
}

@media (min-width: 1024px) {
    .hero__title {
        font-size: var(--font-size-6xl);
    }
}

.hero__subtitle {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-normal);
    color: var(--color-text-secondary);
    margin-bottom: var(--space-6);
    line-height: 1.6;
}

@media (min-width: 768px) {
    .hero__subtitle {
        font-size: var(--font-size-xl);
    }
}

.hero__cta {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
    margin-bottom: var(--space-4);
}

@media (min-width: 640px) {
    .hero__cta {
        flex-direction: row;
    }
}

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

.hero__image {
    position: relative;
    animation: fadeIn 1s ease-out 0.3s both;
}

.hero__image img {
    width: 100%;
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-xl);
}

.hero__scroll {
    position: absolute;
    bottom: var(--space-6);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-1);
    color: var(--color-text-tertiary);
    font-size: var(--font-size-sm);
    animation: bounce 2s infinite;
}

@media (min-width: 1024px) {
    .hero__scroll {
        display: none;
    }
}

/* ===================================
   Benefits Section
   =================================== */
.benefits {
    background: var(--color-bg-secondary);
}

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

@media (min-width: 640px) {
    .benefits__grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .benefits__grid {
        grid-template-columns: repeat(3, 1fr);
        gap: var(--space-8);
    }
}

.benefit-card {
    background: var(--color-bg-tertiary);
    padding: var(--space-6);
    border-radius: var(--radius-xl);
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: all var(--transition-base);
    opacity: 0;
    transform: translateY(30px);
}

.benefit-card.visible {
    animation: fadeInUp 0.6s ease-out forwards;
}

.benefit-card:hover {
    transform: translateY(-8px);
    border-color: var(--color-accent-primary);
    box-shadow: 0 0 30px rgba(0, 217, 255, 0.2);
}

.benefit-card__icon {
    color: var(--color-accent-primary);
    margin-bottom: var(--space-4);
}

.benefit-card__title {
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--space-2);
}

.benefit-card__description {
    color: var(--color-text-secondary);
    line-height: 1.6;
}

/* ===================================
   Features Section
   =================================== */
.features__grid {
    display: grid;
    gap: var(--space-4);
}

@media (min-width: 768px) {
    .features__grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-6);
    }
}

.feature-item {
    position: relative;
    padding: var(--space-6);
    padding-left: var(--space-8);
    background: var(--color-bg-secondary);
    border-radius: var(--radius-lg);
    border-left: 3px solid var(--color-accent-primary);
    transition: all var(--transition-base);
    opacity: 0;
    transform: translateX(-30px);
}

.feature-item.visible {
    animation: fadeInRight 0.6s ease-out forwards;
}

.feature-item:hover {
    background: var(--color-bg-tertiary);
    transform: translateX(4px);
}

.feature-item__number {
    position: absolute;
    top: var(--space-3);
    left: var(--space-3);
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-black);
    color: var(--color-accent-primary);
    opacity: 0.3;
}

.feature-item__title {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--space-1);
}

.feature-item__description {
    color: var(--color-text-secondary);
    font-size: var(--font-size-sm);
}

/* ===================================
   Differentials Section
   =================================== */
.differentials {
    background: linear-gradient(135deg, var(--color-bg-secondary) 0%, var(--color-bg-primary) 100%);
}

.differentials__list {
    max-width: 900px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}

.differential-item {
    display: flex;
    gap: var(--space-4);
    padding: var(--space-6);
    background: rgba(255, 255, 255, 0.02);
    border-radius: var(--radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: all var(--transition-base);
    opacity: 0;
    transform: translateY(20px);
}

.differential-item.visible {
    animation: fadeInUp 0.5s ease-out forwards;
}

.differential-item:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: var(--color-accent-primary);
}

.differential-item__check {
    flex-shrink: 0;
    color: var(--color-accent-success);
}

.differential-item__title {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--space-1);
}

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

/* ===================================
   Use Cases Section
   =================================== */
.use-cases {
    background: var(--color-bg-secondary);
}

.use-cases__grid {
    display: grid;
    gap: var(--space-6);
}

@media (min-width: 640px) {
    .use-cases__grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .use-cases__grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.use-case-card {
    padding: var(--space-6);
    background: var(--color-bg-tertiary);
    border-radius: var(--radius-xl);
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: all var(--transition-base);
    opacity: 0;
    transform: scale(0.95);
}

.use-case-card.visible {
    animation: scaleIn 0.5s ease-out forwards;
}

.use-case-card:hover {
    transform: translateY(-8px) scale(1);
    border-color: var(--color-accent-secondary);
    box-shadow: 0 0 30px rgba(255, 107, 107, 0.2);
}

.use-case-card__icon {
    font-size: 3rem;
    margin-bottom: var(--space-3);
}

.use-case-card__title {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--space-2);
}

.use-case-card__description {
    color: var(--color-text-secondary);
    line-height: 1.6;
}

/* ===================================
   Plans Section
   =================================== */
.plans__grid {
    display: grid;
    gap: var(--space-6);
    margin-bottom: var(--space-12);
}

@media (min-width: 640px) {
    .plans__grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .plans__grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.plan-card {
    position: relative;
    padding: var(--space-6);
    background: var(--color-bg-secondary);
    border-radius: var(--radius-xl);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all var(--transition-base);
    opacity: 0;
    transform: translateY(30px);
}

.plan-card.visible {
    animation: fadeInUp 0.6s ease-out forwards;
}

.plan-card:hover {
    transform: translateY(-8px);
    border-color: var(--color-accent-primary);
}

.plan-card--featured {
    background: var(--color-bg-tertiary);
    border: 2px solid var(--color-accent-primary);
    box-shadow: 0 0 40px rgba(0, 217, 255, 0.3);
}

.plan-card__badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    padding: 0.25rem 1rem;
    background: var(--color-accent-gradient);
    color: var(--color-bg-primary);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-bold);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-radius: var(--radius-full);
}

.plan-card__title {
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--space-2);
}

.plan-card__description {
    color: var(--color-text-secondary);
    margin-bottom: var(--space-4);
    min-height: 3em;
}

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

.plan-card__features li {
    padding: var(--space-2) 0;
    color: var(--color-text-secondary);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.plan-card__features li:last-child {
    border-bottom: none;
}

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

.form-container {
    max-width: 700px;
    margin: 0 auto;
    padding: var(--space-8);
    background: var(--color-bg-secondary);
    border-radius: var(--radius-2xl);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.form-container__title {
    font-size: var(--font-size-3xl);
    font-weight: var(--font-weight-bold);
    text-align: center;
    margin-bottom: var(--space-2);
}

.form-container__subtitle {
    text-align: center;
    color: var(--color-text-secondary);
    margin-bottom: var(--space-6);
}

/* ===================================
   Forms
   =================================== */
.contact-form {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}

.form-row {
    display: grid;
    gap: var(--space-4);
}

@media (min-width: 640px) {
    .form-row {
        grid-template-columns: repeat(2, 1fr);
    }
}

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

.form-label {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-text-secondary);
}

.form-input {
    padding: 0.875rem 1rem;
    background: var(--color-bg-tertiary);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    color: var(--color-text-primary);
    font-size: var(--font-size-base);
    font-family: inherit;
    transition: all var(--transition-base);
}

.form-input:focus {
    outline: none;
    border-color: var(--color-accent-primary);
    box-shadow: 0 0 0 3px rgba(0, 217, 255, 0.1);
}

.form-input.error {
    border-color: var(--color-accent-secondary);
}

.form-checkbox {
    display: flex;
    align-items: flex-start;
    gap: var(--space-2);
    cursor: pointer;
}

.form-checkbox input[type="checkbox"] {
    margin-top: 0.25rem;
    width: 18px;
    height: 18px;
    cursor: pointer;
    accent-color: var(--color-accent-primary);
}

.form-checkbox span {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    line-height: 1.5;
}

.form-error {
    font-size: var(--font-size-xs);
    color: var(--color-accent-secondary);
    min-height: 1em;
}

.form-success {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-6);
    text-align: center;
}

.form-success__icon {
    color: var(--color-accent-success);
    animation: scaleIn 0.5s ease-out;
}

.form-success__title {
    font-size: var(--font-size-3xl);
    font-weight: var(--font-weight-bold);
}

.form-success__message {
    color: var(--color-text-secondary);
    font-size: var(--font-size-lg);
}

/* ===================================
   Compliance Section
   =================================== */
.compliance {
    background: var(--color-bg-secondary);
}

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

@media (min-width: 768px) {
    .compliance__grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.compliance-badge {
    text-align: center;
    padding: var(--space-6);
    opacity: 0;
    transform: translateY(20px);
}

.compliance-badge.visible {
    animation: fadeInUp 0.6s ease-out forwards;
}

.compliance-badge__icon {
    color: var(--color-accent-success);
    margin: 0 auto var(--space-4);
}

.compliance-badge__title {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--space-2);
}

.compliance-badge__description {
    color: var(--color-text-secondary);
    line-height: 1.6;
}

/* ===================================
   Testimonials Section
   =================================== */
.testimonials__grid {
    display: grid;
    gap: var(--space-6);
}

@media (min-width: 768px) {
    .testimonials__grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .testimonials__grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.testimonial-card {
    padding: var(--space-6);
    background: var(--color-bg-secondary);
    border-radius: var(--radius-xl);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all var(--transition-base);
    opacity: 0;
    transform: translateY(30px);
}

.testimonial-card.visible {
    animation: fadeInUp 0.6s ease-out forwards;
}

.testimonial-card:hover {
    transform: translateY(-4px);
    border-color: var(--color-accent-primary);
}

.testimonial-card__quote {
    position: relative;
    margin-bottom: var(--space-4);
}

.testimonial-card__text {
    font-size: var(--font-size-lg);
    line-height: 1.6;
    color: var(--color-text-secondary);
    font-style: italic;
}

.testimonial-card__author {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.testimonial-card__avatar {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-full);
    background: var(--color-accent-gradient);
    color: var(--color-bg-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: var(--font-weight-bold);
    font-size: var(--font-size-xl);
}

.testimonial-card__name {
    font-weight: var(--font-weight-bold);
    margin-bottom: 0.25rem;
}

.testimonial-card__role {
    font-size: var(--font-size-sm);
    color: var(--color-text-tertiary);
}

/* ===================================
   FAQ Section
   =================================== */
.faq__list {
    max-width: 900px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.faq-item {
    background: var(--color-bg-secondary);
    border-radius: var(--radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.1);
    overflow: hidden;
    transition: all var(--transition-base);
    opacity: 0;
    transform: translateY(20px);
}

.faq-item.visible {
    animation: fadeInUp 0.5s ease-out forwards;
}

.faq-item:hover {
    border-color: var(--color-accent-primary);
}

.faq-item__question {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-3);
    padding: var(--space-4);
    text-align: left;
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-medium);
    color: var(--color-text-primary);
    cursor: pointer;
    transition: color var(--transition-base);
}

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

.faq-item__question[aria-expanded="true"] .faq-item__icon {
    transform: rotate(180deg);
}

.faq-item__icon {
    flex-shrink: 0;
    color: var(--color-accent-primary);
    transition: transform var(--transition-base);
}

.faq-item__answer {
    padding: 0 var(--space-4) var(--space-4);
    color: var(--color-text-secondary);
    line-height: 1.6;
}

.faq-item__answer[hidden] {
    display: none;
}

/* ===================================
   CTA Final Section
   =================================== */
.cta-final {
    background: var(--color-accent-gradient);
    color: var(--color-bg-primary);
    text-align: center;
}

.cta-final__content {
    max-width: 800px;
    margin: 0 auto;
}

.cta-final__title {
    font-size: var(--font-size-4xl);
    font-weight: var(--font-weight-black);
    color: var(--color-bg-primary);
    margin-bottom: var(--space-3);
}

@media (min-width: 768px) {
    .cta-final__title {
        font-size: var(--font-size-5xl);
    }
}

.cta-final__subtitle {
    font-size: var(--font-size-xl);
    color: rgba(10, 14, 26, 0.8);
    margin-bottom: var(--space-6);
}

.cta-final__buttons {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
    align-items: center;
}

@media (min-width: 640px) {
    .cta-final__buttons {
        flex-direction: row;
        justify-content: center;
    }
}

.cta-final .btn--primary {
    background: var(--color-bg-primary);
    color: var(--color-accent-primary);
    box-shadow: 0 10px 25px rgba(10, 14, 26, 0.3);
}

.cta-final .btn--primary:hover {
    transform: translateY(-4px);
    box-shadow: 0 15px 35px rgba(10, 14, 26, 0.4);
}

.cta-final .btn--secondary {
    background: transparent;
    color: var(--color-bg-primary);
    border-color: var(--color-bg-primary);
}

.cta-final .btn--secondary:hover {
    background: rgba(10, 14, 26, 0.1);
}

/* ===================================
   Footer
   =================================== */
.footer {
    background: var(--color-bg-secondary);
    padding: var(--space-12) 0 var(--space-6);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer__content {
    display: grid;
    gap: var(--space-8);
    margin-bottom: var(--space-8);
}

@media (min-width: 768px) {
    .footer__content {
        grid-template-columns: 1.5fr 1fr 1fr 1fr;
    }
}

.footer__brand {
    max-width: 300px;
}

.footer__logo {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-black);
    background: var(--color-accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--space-2);
}

.footer__tagline {
    color: var(--color-text-secondary);
    line-height: 1.6;
}

.footer__nav {
    display: contents;
}

.footer__title {
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--space-3);
}

.footer__links {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.footer__links a {
    color: var(--color-text-secondary);
    font-size: var(--font-size-sm);
    transition: color var(--transition-base);
}

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

.footer__bottom {
    text-align: center;
    padding-top: var(--space-6);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

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

/* ===================================
   Sticky CTA (Mobile)
   =================================== */
.sticky-cta {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    padding: var(--space-2);
    background: var(--color-bg-primary);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    z-index: 900;
    transform: translateY(100%);
    transition: transform var(--transition-base);
}

.sticky-cta.visible {
    transform: translateY(0);
}

@media (min-width: 768px) {
    .sticky-cta {
        display: none;
    }
}

/* ===================================
   Modal
   =================================== */
.modal {
    position: fixed;
    inset: 0;
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-2);
}

.modal[hidden] {
    display: none;
}

.modal__overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(4px);
    animation: fadeIn 0.3s ease-out;
}

.modal__container {
    position: relative;
    width: 100%;
    max-width: 600px;
    max-height: 90vh;
    overflow-y: auto;
    background: var(--color-bg-secondary);
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-xl);
    animation: scaleIn 0.3s ease-out;
}

.modal__close {
    position: absolute;
    top: var(--space-3);
    right: var(--space-3);
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-full);
    color: var(--color-text-secondary);
    transition: all var(--transition-base);
    z-index: 1;
}

.modal__close:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--color-text-primary);
}

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

.modal__title {
    font-size: var(--font-size-3xl);
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--space-2);
}

.modal__subtitle {
    color: var(--color-text-secondary);
    margin-bottom: var(--space-6);
}

/* ===================================
   Animations
   =================================== */
@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }

    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.9);
    }

    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes bounce {

    0%,
    100% {
        transform: translateX(-50%) translateY(0);
    }

    50% {
        transform: translateX(-50%) translateY(-10px);
    }
}

/* Animation delays for staggered effects */
.benefit-card:nth-child(1) {
    animation-delay: 0.1s;
}

.benefit-card:nth-child(2) {
    animation-delay: 0.2s;
}

.benefit-card:nth-child(3) {
    animation-delay: 0.3s;
}

.benefit-card:nth-child(4) {
    animation-delay: 0.4s;
}

.benefit-card:nth-child(5) {
    animation-delay: 0.5s;
}

.feature-item:nth-child(odd) {
    animation-delay: 0.1s;
}

.feature-item:nth-child(even) {
    animation-delay: 0.2s;
}

.differential-item:nth-child(1) {
    animation-delay: 0.1s;
}

.differential-item:nth-child(2) {
    animation-delay: 0.2s;
}

.differential-item:nth-child(3) {
    animation-delay: 0.3s;
}

.differential-item:nth-child(4) {
    animation-delay: 0.4s;
}

.differential-item:nth-child(5) {
    animation-delay: 0.5s;
}

.use-case-card:nth-child(1) {
    animation-delay: 0.1s;
}

.use-case-card:nth-child(2) {
    animation-delay: 0.2s;
}

.use-case-card:nth-child(3) {
    animation-delay: 0.3s;
}

.use-case-card:nth-child(4) {
    animation-delay: 0.4s;
}

.use-case-card:nth-child(5) {
    animation-delay: 0.5s;
}

.plan-card:nth-child(1) {
    animation-delay: 0.1s;
}

.plan-card:nth-child(2) {
    animation-delay: 0.2s;
}

.plan-card:nth-child(3) {
    animation-delay: 0.3s;
}

.plan-card:nth-child(4) {
    animation-delay: 0.4s;
}

.plan-card:nth-child(5) {
    animation-delay: 0.5s;
}

.testimonial-card:nth-child(1) {
    animation-delay: 0.1s;
}

.testimonial-card:nth-child(2) {
    animation-delay: 0.2s;
}

.testimonial-card:nth-child(3) {
    animation-delay: 0.3s;
}

.faq-item:nth-child(1) {
    animation-delay: 0.1s;
}

.faq-item:nth-child(2) {
    animation-delay: 0.2s;
}

.faq-item:nth-child(3) {
    animation-delay: 0.3s;
}

.faq-item:nth-child(4) {
    animation-delay: 0.4s;
}

.faq-item:nth-child(5) {
    animation-delay: 0.5s;
}

.compliance-badge:nth-child(1) {
    animation-delay: 0.1s;
}

.compliance-badge:nth-child(2) {
    animation-delay: 0.2s;
}

.compliance-badge:nth-child(3) {
    animation-delay: 0.3s;
}