/**
 * Central Duality - Landing Page Styles
 * 
 * Design moderno com tema escuro e acentos em roxo
 * Totalmente responsivo e otimizado
 * 
 * @package CentralDuality
 * @version 2.0.0
 */

/* ============================================
   CSS VARIABLES / CUSTOM PROPERTIES
   ============================================ */
:root {
    /* Colors - Dark Theme */
    --color-bg-primary: #030711;
    --color-bg-secondary: #030711;
    --color-bg-tertiary: #0a0f1a;
    --color-bg-card: rgba(10, 15, 26, 0.8);
    --color-bg-card-hover: rgba(20, 25, 40, 0.9);
    
    /* Accent Colors */
    --color-primary: #6D28D2;
    --color-primary-light: #8b5cf6;
    --color-primary-dark: #5a1fb3;
    --color-secondary: #a855f7;
    --color-accent: #c084fc;
    
    /* Gradient */
    --gradient-primary: linear-gradient(135deg, #6D28D2 0%, #a855f7 100%);
    --gradient-purple: linear-gradient(135deg, #6D28D2 0%, #c084fc 100%);
    --gradient-card: linear-gradient(145deg, rgba(109, 40, 210, 0.1), rgba(168, 85, 247, 0.05));
    --gradient-hero: radial-gradient(ellipse at 50% 0%, rgba(109, 40, 210, 0.15) 0%, transparent 50%);
    
    /* Text Colors */
    --color-text-primary: #f8fafc;
    --color-text-secondary: #cbd5e1;
    --color-text-muted: #64748b;
    --color-text-dark: #475569;
    
    /* Border */
    --color-border: rgba(109, 40, 210, 0.2);
    --color-border-light: rgba(255, 255, 255, 0.1);
    
    /* Status */
    --color-success: #10b981;
    --color-warning: #f59e0b;
    --color-error: #ef4444;
    --color-info: #a855f7;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 40px rgba(109, 40, 210, 0.3);
    --shadow-glow-strong: 0 0 60px rgba(109, 40, 210, 0.4);
    
    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    --font-size-5xl: 3rem;
    --font-size-6xl: 3.75rem;
    
    /* Spacing */
    --spacing-1: 0.25rem;
    --spacing-2: 0.5rem;
    --spacing-3: 0.75rem;
    --spacing-4: 1rem;
    --spacing-5: 1.25rem;
    --spacing-6: 1.5rem;
    --spacing-8: 2rem;
    --spacing-10: 2.5rem;
    --spacing-12: 3rem;
    --spacing-16: 4rem;
    --spacing-20: 5rem;
    --spacing-24: 6rem;
    
    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --radius-full: 9999px;
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 350ms ease;
    
    /* Z-Index */
    --z-dropdown: 100;
    --z-sticky: 200;
    --z-fixed: 300;
    --z-modal-backdrop: 400;
    --z-modal: 500;
    --z-tooltip: 600;
}

/* ============================================
   RESET & BASE
   ============================================ */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
    font-size: 16px;
}

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

/* Selection */
::selection {
    background: var(--color-primary);
    color: white;
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--color-bg-secondary);
}

::-webkit-scrollbar-thumb {
    background: var(--color-primary-dark);
    border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--color-primary);
}

/* Links */
a {
    color: inherit;
    text-decoration: none;
    transition: color var(--transition-fast);
}

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

/* Lists */
ul, ol {
    list-style: none;
}

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

/* Focus */
:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

/* ============================================
   CONTAINER
   ============================================ */
.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--spacing-6);
}

@media (max-width: 640px) {
    .container {
        padding: 0 var(--spacing-4);
    }
}

/* ============================================
   TYPOGRAPHY
   ============================================ */
h1, h2, h3, h4, h5, h6 {
    color: var(--color-text-primary);
    font-weight: 700;
    line-height: 1.2;
}

.text-gradient {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ============================================
   BUTTONS
   ============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-2);
    padding: var(--spacing-3) var(--spacing-6);
    font-size: var(--font-size-sm);
    font-weight: 600;
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
    cursor: pointer;
    border: 2px solid transparent;
    white-space: nowrap;
}

.btn--primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: 0 4px 15px rgba(139, 92, 246, 0.4);
}

.btn--primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(139, 92, 246, 0.5);
}

.btn--outline {
    background: transparent;
    border-color: var(--color-border);
    color: var(--color-text-secondary);
}

.btn--outline:hover {
    border-color: var(--color-primary);
    color: var(--color-primary-light);
    background: rgba(139, 92, 246, 0.1);
}

.btn--ghost {
    background: transparent;
    color: var(--color-text-secondary);
}

.btn--ghost:hover {
    color: var(--color-text-primary);
    background: rgba(255, 255, 255, 0.05);
}

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

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

.btn i {
    font-size: 1.1em;
}

/* ============================================
   HEADER / NAVIGATION
   ============================================ */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: var(--z-fixed);
    padding: var(--spacing-4) 0;
    background: rgba(3, 7, 17, 0.9);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(109, 40, 210, 0.2);
    transition: all var(--transition-base);
}

.header.scrolled {
    padding: var(--spacing-3) 0;
    background: rgba(3, 7, 17, 0.98);
    box-shadow: 0 4px 20px rgba(109, 40, 210, 0.1);
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-8);
}

/* Logo */
.nav__logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
    transition: all 0.3s ease;
}

.nav__logo:hover {
    transform: scale(1.02);
}

.nav__logo-img {
    height: 70px;
    width: auto;
    object-fit: contain;
    transition: all 0.3s ease;
}

.nav__logo-text {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-text-primary);
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: -0.5px;
}

/* Menu */
.nav__menu {
    display: flex;
    align-items: center;
    gap: var(--spacing-1);
}

.nav__link {
    padding: var(--spacing-2) var(--spacing-4);
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--color-text-muted);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    position: relative;
}

.nav__link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    border-radius: 2px;
    transition: width 0.3s ease;
}

.nav__link:hover::after,
.nav__link.active::after {
    width: 60%;
}

.nav__link:hover,
.nav__link.active {
    color: var(--color-primary-light);
    background: rgba(139, 92, 246, 0.1);
}

/* Nav Actions */
.nav__actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
}

.nav__user-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    padding: 0;
    background: rgba(109, 40, 210, 0.1);
    border: 1px solid rgba(109, 40, 210, 0.3);
    border-radius: 50%;
    color: var(--color-primary);
    cursor: pointer;
    transition: all 0.3s ease;
}

.nav__user-btn:hover {
    background: rgba(109, 40, 210, 0.2);
    border-color: var(--color-primary);
    transform: scale(1.05);
    box-shadow: 0 0 20px rgba(109, 40, 210, 0.3);
}

.nav__user-btn svg {
    width: 22px;
    height: 22px;
}

/* Mobile Toggle */
.nav__toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: var(--spacing-2);
}

.nav__toggle-line {
    width: 24px;
    height: 2px;
    background: var(--color-text-primary);
    border-radius: var(--radius-full);
    transition: all var(--transition-base);
}

/* Mobile Menu */
@media (max-width: 991px) {
    .nav__menu {
        position: fixed;
        top: 72px;
        left: 0;
        right: 0;
        flex-direction: column;
        padding: var(--spacing-6);
        background: var(--color-bg-secondary);
        border-bottom: 1px solid var(--color-border);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all var(--transition-base);
    }
    
    .nav__menu.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .nav__link {
        width: 100%;
        padding: var(--spacing-4);
        text-align: center;
        font-size: var(--font-size-base);
    }
    
    .nav__toggle {
        display: flex;
    }
    
    .nav__toggle.active .nav__toggle-line:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .nav__toggle.active .nav__toggle-line:nth-child(2) {
        opacity: 0;
    }
    
    .nav__toggle.active .nav__toggle-line:nth-child(3) {
        transform: rotate(-45deg) translate(5px, -5px);
    }
    
    .nav__actions .btn--ghost {
        display: none;
    }
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: var(--spacing-24) 0 var(--spacing-16);
    overflow: hidden;
}

.hero__bg {
    position: absolute;
    inset: 0;
    z-index: -1;
}

.hero__gradient {
    position: absolute;
    inset: 0;
    background: var(--gradient-hero);
}

.hero__particles {
    position: absolute;
    inset: 0;
    background-image: 
        radial-gradient(circle at 20% 30%, rgba(139, 92, 246, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 70%, rgba(6, 182, 212, 0.1) 0%, transparent 50%);
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: var(--spacing-12);
    align-items: center;
}

/* Hero Content */
.hero__content {
    max-width: 600px;
}

.hero__title {
    font-size: clamp(var(--font-size-3xl), 5vw, var(--font-size-5xl));
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: var(--spacing-6);
}

.hero__subtitle {
    font-size: var(--font-size-lg);
    color: var(--color-text-muted);
    margin-bottom: var(--spacing-8);
    line-height: 1.7;
}

/* Plataformas Logos */
.hero__platforms {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-3);
    margin-top: var(--spacing-3);
    margin-bottom: var(--spacing-6);
    opacity: 0.5;
    flex-wrap: wrap;
}

.hero__platforms-logos {
    display: flex;
    align-items: center;
    gap: var(--spacing-4);
}

.hero__platforms-logos img {
    height: 70px;
    max-width: 80px;
    width: auto;
    object-fit: contain;
    filter: grayscale(100%) brightness(1.2) contrast(0.8);
    transition: all var(--transition-base);
}

.hero__platforms-logos img:hover {
    filter: grayscale(0%) brightness(1);
    transform: scale(1.08);
    opacity: 1;
}

.hero__platforms-text {
    font-size: 11px;
    color: var(--color-text-muted);
    font-weight: 500;
    white-space: nowrap;
    padding-left: var(--spacing-2);
    border-left: 1px solid rgba(255, 255, 255, 0.15);
}

.hero__cta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-4);
}

/* Panel Preview */
.hero__panel {
    perspective: 1000px;
}

.panel-preview {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-2xl);
    overflow: hidden;
    box-shadow: var(--shadow-glow);
    transform: rotateY(-5deg) rotateX(5deg);
    transition: transform var(--transition-slow);
}

.panel-preview:hover {
    transform: rotateY(0) rotateX(0);
}

.panel-preview__header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-4) var(--spacing-5);
    background: rgba(0, 0, 0, 0.3);
    border-bottom: 1px solid var(--color-border-light);
}

.panel-preview__logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
}

.panel-preview__logo img {
    width: 28px;
    height: 28px;
}

.panel-preview__logo span {
    font-weight: 600;
    color: var(--color-text-primary);
    font-size: var(--font-size-sm);
}

.panel-preview__actions {
    display: flex;
    gap: var(--spacing-2);
}

.panel-preview__dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--color-text-muted);
}

.panel-preview__dot:nth-child(1) { background: #ef4444; }
.panel-preview__dot:nth-child(2) { background: #f59e0b; }
.panel-preview__dot:nth-child(3) { background: #10b981; }

.panel-preview__grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: var(--spacing-3);
    padding: var(--spacing-5);
}

/* Mini Query Cards */
.query-card-mini {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: var(--spacing-4) var(--spacing-2);
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-lg);
    text-align: center;
    transition: all var(--transition-base);
}

.query-card-mini:hover {
    background: rgba(139, 92, 246, 0.1);
    border-color: var(--color-primary);
    transform: translateY(-2px);
}

.query-card-mini__icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(109, 40, 210, 0.15);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-2);
    transition: all 0.3s ease;
}

.query-card-mini__icon svg {
    width: 20px;
    height: 20px;
    color: var(--color-primary);
    stroke: var(--color-primary);
}

.query-card-mini:hover .query-card-mini__icon {
    background: rgba(109, 40, 210, 0.25);
    transform: scale(1.1);
}

.query-card-mini__icon i {
    font-size: var(--font-size-lg);
    color: var(--color-primary-light);
}

.query-card-mini__name {
    font-weight: 600;
    font-size: var(--font-size-xs);
    color: var(--color-text-primary);
    display: block;
}

.query-card-mini__desc {
    font-size: 10px;
    color: var(--color-text-muted);
    display: block;
    margin-top: var(--spacing-1);
    line-height: 1.3;
}

/* Hero Responsive */
@media (max-width: 1024px) {
    .hero .container {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero__content {
        max-width: 100%;
    }
    
    .hero__cta {
        justify-content: center;
    }
    
    .hero__panel {
        display: none;
    }
}

@media (max-width: 640px) {
    .hero {
        padding: var(--spacing-20) 0 var(--spacing-12);
    }
    
    .hero__platforms {
        gap: var(--spacing-2);
    }
    
    .hero__platforms-logos {
        gap: var(--spacing-3);
    }
    
    .hero__platforms-logos img {
        height: 50px;
        max-width: 75px;
    }
    
    .hero__platforms-text {
        font-size: 10px;
        border-left: none;
        padding-left: 0;
    }
    
    .hero__cta {
        flex-direction: column;
    }
    
    .hero__cta .btn {
        width: 100%;
    }
}

/* ============================================
   SECTION HEADER
   ============================================ */
.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto var(--spacing-12);
}

.section-header__badge {
    display: inline-block;
    padding: var(--spacing-2) var(--spacing-4);
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--color-primary-light);
    background: rgba(139, 92, 246, 0.15);
    border-radius: var(--radius-full);
    margin-bottom: var(--spacing-4);
}

.section-header__title {
    font-size: clamp(var(--font-size-2xl), 4vw, var(--font-size-4xl));
    margin-bottom: var(--spacing-4);
}

.section-header__subtitle {
    font-size: var(--font-size-lg);
    color: var(--color-text-muted);
}

/* ============================================
   FEATURES SECTION
   ============================================ */
.features {
    padding: var(--spacing-24) 0;
    background: var(--color-bg-secondary);
}

.features__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-6);
}

/* Feature Card */
.feature-card {
    padding: var(--spacing-8);
    background: var(--color-bg-card);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-xl);
    text-align: center;
    transition: all var(--transition-base);
}

.feature-card:hover {
    border-color: var(--color-border);
    background: var(--color-bg-card-hover);
    transform: translateY(-4px);
    box-shadow: var(--shadow-glow);
}

.feature-card__icon {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-5);
    background: rgba(109, 40, 210, 0.15);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    transition: all 0.3s ease;
}

.feature-card:hover .feature-card__icon {
    background: rgba(109, 40, 210, 0.25);
    border-color: var(--color-primary);
    transform: translateY(-5px) scale(1.05);
    box-shadow: 0 10px 30px rgba(109, 40, 210, 0.3);
}

.feature-card__icon svg {
    width: 32px;
    height: 32px;
    color: var(--color-primary);
    stroke: var(--color-primary);
    transition: all 0.3s ease;
}

.feature-card:hover .feature-card__icon svg {
    color: var(--color-primary-light);
    stroke: var(--color-primary-light);
    transform: scale(1.1);
}

.feature-card__icon i {
    font-size: var(--font-size-2xl);
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.feature-card__title {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-3);
}

.feature-card__desc {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    line-height: 1.7;
}

@media (max-width: 991px) {
    .features__grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 640px) {
    .features__grid {
        grid-template-columns: 1fr;
    }
}

/* ============================================
   QUERIES SHOWCASE
   ============================================ */
.queries-showcase {
    padding: var(--spacing-24) 0;
}

.queries-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: var(--spacing-4);
}

.query-type-card {
    padding: var(--spacing-5);
    background: var(--color-bg-card);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-lg);
    text-align: center;
    transition: all var(--transition-base);
}

.query-type-card:hover {
    border-color: var(--color-primary);
    background: rgba(109, 40, 210, 0.05);
    transform: translateY(-3px);
}

.query-type-card__icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-3);
    background: rgba(109, 40, 210, 0.1);
    border-radius: var(--radius-md);
    transition: all 0.3s ease;
}

.query-type-card:hover .query-type-card__icon {
    background: rgba(109, 40, 210, 0.2);
    transform: scale(1.1) rotate(5deg);
}

.query-type-card__icon svg {
    width: 24px;
    height: 24px;
    color: var(--color-primary);
    stroke: var(--color-primary);
    transition: all 0.3s ease;
}

.query-type-card:hover .query-type-card__icon svg {
    color: var(--color-primary-light);
    stroke: var(--color-primary-light);
}

.query-type-card__icon i {
    font-size: var(--font-size-xl);
    color: var(--color-primary-light);
}

.query-type-card__title {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-2);
}

.query-type-card__desc {
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
    line-height: 1.5;
}

/* ============================================
   TESTIMONIALS
   ============================================ */
.testimonials {
    padding: var(--spacing-24) 0;
    background: var(--color-bg-secondary);
    overflow: hidden;
}

.testimonials__slider {
    position: relative;
    max-width: 100%;
    overflow: hidden;
}

.testimonials__track {
    display: flex;
    gap: var(--spacing-6);
    transition: transform var(--transition-slow);
}

.testimonial-card {
    flex: 0 0 calc(33.333% - var(--spacing-4));
    min-width: 320px;
    padding: var(--spacing-6);
    background: var(--color-bg-card);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-xl);
    transition: all 0.3s ease;
}

.testimonial-card:hover {
    border-color: var(--color-primary);
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(109, 40, 210, 0.2);
}

.testimonial-card__stars {
    display: flex;
    gap: var(--spacing-1);
    margin-bottom: var(--spacing-4);
}

.testimonial-card__stars svg {
    width: 18px;
    height: 18px;
    color: #fbbf24;
    fill: #fbbf24;
}

.testimonial-card__stars i {
    font-size: var(--font-size-sm);
    color: #fbbf24;
}

.testimonial-card__text {
    font-size: var(--font-size-base);
    color: var(--color-text-secondary);
    line-height: 1.7;
    margin-bottom: var(--spacing-5);
    font-style: italic;
}

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

.testimonial-card__avatar {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(109, 40, 210, 0.15);
    border-radius: 50%;
}

.testimonial-card__avatar svg {
    width: 24px;
    height: 24px;
    color: var(--color-primary);
    stroke: var(--color-primary);
}

.testimonial-card__avatar i {
    font-size: var(--font-size-xl);
    color: var(--color-primary-light);
}.testimonial-card__avatar i {
    font-size: var(--font-size-2xl);
    color: var(--color-text-muted);
}

.testimonial-card__name {
    display: block;
    font-weight: 600;
    color: var(--color-text-primary);
    font-size: var(--font-size-sm);
}

.testimonial-card__role {
    display: block;
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
}

/* Slider Controls */
.testimonials__btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: 50%;
    color: var(--color-text-primary);
    font-size: var(--font-size-lg);
    transition: all var(--transition-base);
    z-index: 10;
}

.testimonials__btn:hover {
    background: var(--color-primary);
    border-color: var(--color-primary);
}

.testimonials__btn--prev {
    left: var(--spacing-4);
}

.testimonials__btn--next {
    right: var(--spacing-4);
}

.testimonials__dots {
    display: flex;
    justify-content: center;
    gap: var(--spacing-2);
    margin-top: var(--spacing-6);
}

.testimonials__dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--color-border);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.testimonials__dot.active {
    background: var(--color-primary);
    width: 24px;
    border-radius: var(--radius-full);
}

@media (max-width: 991px) {
    .testimonial-card {
        flex: 0 0 calc(50% - var(--spacing-3));
    }
}

@media (max-width: 640px) {
    .testimonial-card {
        flex: 0 0 100%;
    }
    
    .testimonials__btn {
        display: none;
    }
}

/* ============================================
   PRICING
   ============================================ */
.pricing {
    padding: var(--spacing-24) 0;
}

.pricing__grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-6);
}

.pricing-card {
    position: relative;
    padding: var(--spacing-8);
    background: var(--color-bg-card);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-xl);
    transition: all var(--transition-base);
}

.pricing-card:hover {
    border-color: var(--color-primary);
    transform: translateY(-8px);
    box-shadow: 0 15px 40px rgba(109, 40, 210, 0.25);
}

.pricing-card--featured {
    border-color: var(--color-primary);
    background: linear-gradient(180deg, rgba(109, 40, 210, 0.1) 0%, var(--color-bg-card) 100%);
    border-width: 2px;
}

.pricing-card--featured:hover {
    box-shadow: 0 20px 50px rgba(109, 40, 210, 0.35);
}

.pricing-card__badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    padding: var(--spacing-1) var(--spacing-4);
    font-size: var(--font-size-xs);
    font-weight: 600;
    color: white;
    background: var(--gradient-primary);
    border-radius: var(--radius-full);
    white-space: nowrap;
}

.pricing-card__header {
    text-align: center;
    padding-bottom: var(--spacing-6);
    margin-bottom: var(--spacing-6);
    border-bottom: 1px solid var(--color-border-light);
}

.pricing-card__title {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-3);
}

.pricing-card__price {
    display: flex;
    align-items: baseline;
    justify-content: center;
    color: var(--color-text-primary);
}

.pricing-card__currency {
    font-size: var(--font-size-xl);
    font-weight: 600;
}

.pricing-card__value {
    font-size: var(--font-size-5xl);
    font-weight: 800;
    line-height: 1;
}

.pricing-card__period {
    font-size: var(--font-size-lg);
    color: var(--color-text-muted);
}

.pricing-card__features {
    margin-bottom: var(--spacing-8);
}

.pricing-card__features li {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-3);
    padding: var(--spacing-2) 0;
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
}

.pricing-card__features li svg {
    width: 20px;
    height: 20px;
    min-width: 20px;
    color: var(--color-primary);
    stroke: var(--color-primary);
    margin-top: 2px;
}

.pricing-card__features i {
    color: var(--color-primary-light);
    font-size: var(--font-size-lg);
    margin-top: 2px;
}

@media (max-width: 1024px) {
    .pricing__grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 640px) {
    .pricing__grid {
        grid-template-columns: 1fr;
    }
}

/* ============================================
   FAQ
   ============================================ */
.faq {
    padding: var(--spacing-24) 0;
    background: var(--color-bg-secondary);
}

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

.faq-item {
    border-bottom: 1px solid var(--color-border-light);
}

.faq-item__question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    padding: var(--spacing-5) 0;
    font-size: var(--font-size-base);
    font-weight: 600;
    color: var(--color-text-primary);
    text-align: left;
    transition: color var(--transition-fast);
}

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

.faq-item__question i {
    font-size: var(--font-size-lg);
    transition: transform var(--transition-base);
}

.faq-item.active .faq-item__question i {
    transform: rotate(45deg);
}

.faq-item__answer {
    max-height: 0;
    overflow: hidden;
    transition: all var(--transition-base);
}

.faq-item.active .faq-item__answer {
    max-height: 200px;
    padding-bottom: var(--spacing-5);
}

.faq-item__answer p {
    color: var(--color-text-muted);
    line-height: 1.7;
}

/* ============================================
   CTA SECTION
   ============================================ */
.cta {
    padding: var(--spacing-24) 0;
    background: linear-gradient(180deg, var(--color-bg-primary) 0%, var(--color-bg-secondary) 100%);
}

.cta__content {
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
    padding: var(--spacing-12);
    background: var(--gradient-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-glow);
}

.cta__title {
    font-size: var(--font-size-3xl);
    margin-bottom: var(--spacing-4);
}

.cta__subtitle {
    font-size: var(--font-size-lg);
    color: var(--color-text-muted);
    margin-bottom: var(--spacing-8);
}

.cta__buttons {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--spacing-4);
}

@media (max-width: 640px) {
    .cta__buttons {
        flex-direction: column;
    }
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
    padding: var(--spacing-16) 0 var(--spacing-8);
    background: var(--color-bg-secondary);
    border-top: 1px solid var(--color-border-light);
}

.footer__grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: var(--spacing-8);
    margin-bottom: var(--spacing-12);
}

/* Brand */
.footer__logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
    margin-bottom: var(--spacing-4);
}

.footer__logo img {
    width: 40px;
    height: 40px;
}

.footer__logo span {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--color-text-primary);
}

.footer__about {
    color: var(--color-text-muted);
    font-size: var(--font-size-sm);
    line-height: 1.7;
    margin-bottom: var(--spacing-5);
}

.footer__social {
    display: flex;
    gap: var(--spacing-3);
}

.footer__social a {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-md);
    color: var(--color-text-muted);
    font-size: var(--font-size-lg);
    transition: all var(--transition-fast);
}

.footer__social a:hover {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: white;
}

/* Links */
.footer__links h4,
.footer__contact h4 {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-5);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.footer__links ul li,
.footer__contact ul li {
    margin-bottom: var(--spacing-3);
}

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

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

/* Contact */
.footer__contact ul li {
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
}

.footer__contact i {
    color: var(--color-primary-light);
}

.footer__contact a:hover {
    color: var(--color-primary-light);
}

/* Bottom */
.footer__bottom {
    padding-top: var(--spacing-6);
    border-top: 1px solid var(--color-border-light);
    text-align: center;
}

.footer__bottom p {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
}

@media (max-width: 991px) {
    .footer__grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 640px) {
    .footer__grid {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .footer__logo,
    .footer__social {
        justify-content: center;
    }
    
    .footer__contact ul li {
        justify-content: center;
    }
}

/* ============================================
   ANIMATIONS
   ============================================ */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

.animate-fade-in-up {
    animation: fadeInUp 0.6s ease-out forwards;
}

.animate-fade-in {
    animation: fadeIn 0.4s ease-out forwards;
}

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