/* ==========================================================================
   Whatsapio - Main Stylesheet
   Modern SaaS Design | Mobile-First | Professional
   ========================================================================== */

/* --------------------------------------------------------------------------
   CSS Variables & Design Tokens
   -------------------------------------------------------------------------- */
:root {
    /* Primary Colors */
    --primary-600: #4f46e5;
    --primary-700: #4338ca;
    --primary-800: #3730a3;
    
    /* Secondary/Accent Colors */
    --accent-500: #8b5cf6;
    --accent-600: #7c3aed;
    
    /* Neutral Colors */
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-400: #9ca3af;
    --gray-500: #6b7280;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-800: #1f2937;
    --gray-900: #111827;
    
    /* Semantic Colors */
    --white: #ffffff;
    --success: #10b981;
    --warning: #f59e0b;
    --error: #ef4444;
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, var(--primary-600) 0%, var(--accent-500) 100%);
    --gradient-hero: linear-gradient(180deg, var(--gray-50) 0%, var(--white) 100%);
    
    /* Typography */
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-mono: 'Fira Code', 'Consolas', monospace;
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;
    --spacing-4xl: 6rem;
    
    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-full: 9999px;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 200ms ease;
    --transition-slow: 300ms ease;
    
    /* Container */
    --container-max: 1200px;
    --container-padding: 1.5rem;
}

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

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

body {
    font-family: var(--font-sans);
    font-size: 1rem;
    line-height: 1.6;
    color: var(--gray-700);
    background-color: var(--white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

img, picture, video, canvas, svg {
    display: block;
    max-width: 100%;
    height: auto;
}

input, button, textarea, select {
    font: inherit;
}

a {
    color: var(--primary-600);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--primary-700);
}

ul, ol {
    list-style: none;
}

h1, h2, h3, h4, h5, h6 {
    color: var(--gray-900);
    font-weight: 600;
    line-height: 1.3;
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }
h5 { font-size: 1.125rem; }
h6 { font-size: 1rem; }

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

/* --------------------------------------------------------------------------
   Layout Utilities
   -------------------------------------------------------------------------- */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

.section {
    padding: var(--spacing-3xl) 0;
}

.section--gray {
    background-color: var(--gray-50);
}

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

.flex {
    display: flex;
}

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

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

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

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

.gap-sm { gap: var(--spacing-sm); }
.gap-md { gap: var(--spacing-md); }
.gap-lg { gap: var(--spacing-lg); }
.gap-xl { gap: var(--spacing-xl); }

/* --------------------------------------------------------------------------
   Navigation
   -------------------------------------------------------------------------- */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--gray-200);
    padding: var(--spacing-md) 0;
}

.navbar__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.navbar__logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--gray-900);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.navbar__logo-icon {
    width: 32px;
    height: 32px;
    background: var(--gradient-primary);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-weight: 700;
    font-size: 1rem;
}

.navbar__menu {
    display: none;
    gap: var(--spacing-xl);
}

.navbar__link {
    color: var(--gray-600);
    font-weight: 500;
    font-size: 0.9375rem;
    transition: color var(--transition-fast);
}

.navbar__link:hover,
.navbar__link--active {
    color: var(--primary-600);
}

.navbar__actions {
    display: none;
    gap: var(--spacing-md);
}

.navbar__toggle {
    display: flex;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-sm);
}

.navbar__toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background-color: var(--gray-700);
    transition: var(--transition-fast);
}

/* Mobile Menu */
.mobile-menu {
    display: none;
    position: fixed;
    top: 65px;
    left: 0;
    right: 0;
    background-color: var(--white);
    border-bottom: 1px solid var(--gray-200);
    padding: var(--spacing-lg);
    z-index: 999;
}

.mobile-menu.active {
    display: block;
}

.mobile-menu__links {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.mobile-menu__link {
    color: var(--gray-700);
    font-weight: 500;
    padding: var(--spacing-sm) 0;
}

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

/* Desktop Navigation */
@media (min-width: 768px) {
    .navbar__menu {
        display: flex;
    }
    
    .navbar__actions {
        display: flex;
    }
    
    .navbar__toggle {
        display: none;
    }
}

/* --------------------------------------------------------------------------
   Buttons
   -------------------------------------------------------------------------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: 0.75rem 1.5rem;
    font-size: 0.9375rem;
    font-weight: 500;
    border-radius: var(--radius-md);
    border: none;
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
    white-space: nowrap;
}

.btn--primary {
    background: var(--gradient-primary);
    color: var(--white);
    box-shadow: var(--shadow-md);
}

.btn--primary:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-lg);
    color: var(--white);
}

.btn--secondary {
    background-color: var(--white);
    color: var(--gray-700);
    border: 1px solid var(--gray-300);
}

.btn--secondary:hover {
    background-color: var(--gray-50);
    border-color: var(--gray-400);
    color: var(--gray-800);
}

.btn--outline {
    background-color: transparent;
    color: var(--primary-600);
    border: 2px solid var(--primary-600);
}

.btn--outline:hover {
    background-color: var(--primary-600);
    color: var(--white);
}

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

.btn--sm {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
}

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

/* --------------------------------------------------------------------------
   Hero Section
   -------------------------------------------------------------------------- */
.hero {
    padding-top: calc(65px + var(--spacing-4xl));
    padding-bottom: var(--spacing-4xl);
    background: var(--gradient-hero);
    text-align: center;
}

.hero__badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-xs) var(--spacing-md);
    background-color: var(--primary-600);
    background: var(--gradient-primary);
    color: var(--white);
    font-size: 0.875rem;
    font-weight: 500;
    border-radius: var(--radius-full);
    margin-bottom: var(--spacing-lg);
}

.hero__title {
    font-size: 2.25rem;
    font-weight: 700;
    margin-bottom: var(--spacing-lg);
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.hero__subtitle {
    font-size: 1.125rem;
    color: var(--gray-600);
    max-width: 600px;
    margin: 0 auto var(--spacing-xl);
    line-height: 1.7;
}

.hero__actions {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    align-items: center;
}

.hero__visual {
    margin-top: var(--spacing-3xl);
    padding: var(--spacing-md);
}

.hero__image {
    background: var(--white);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    padding: var(--spacing-lg);
    border: 1px solid var(--gray-200);
}

.hero__placeholder {
    background: linear-gradient(135deg, var(--gray-100) 0%, var(--gray-200) 100%);
    border-radius: var(--radius-lg);
    height: 300px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gray-400);
    font-size: 0.875rem;
}

@media (min-width: 640px) {
    .hero__title {
        font-size: 3rem;
    }
    
    .hero__actions {
        flex-direction: row;
        justify-content: center;
    }
}

@media (min-width: 1024px) {
    .hero__title {
        font-size: 3.5rem;
    }
    
    .hero__placeholder {
        height: 400px;
    }
}

/* --------------------------------------------------------------------------
   Features Section
   -------------------------------------------------------------------------- */
.features {
    padding: var(--spacing-4xl) 0;
}

.features__header {
    text-align: center;
    margin-bottom: var(--spacing-3xl);
}

.features__label {
    display: inline-block;
    color: var(--primary-600);
    font-weight: 600;
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--spacing-sm);
}

.features__title {
    font-size: 2rem;
    margin-bottom: var(--spacing-md);
}

.features__subtitle {
    color: var(--gray-600);
    max-width: 600px;
    margin: 0 auto;
}

.features__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
}

.feature-card {
    background-color: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    transition: all var(--transition-base);
}

.feature-card:hover {
    border-color: var(--primary-600);
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}

.feature-card__icon {
    width: 48px;
    height: 48px;
    background: var(--gradient-primary);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-lg);
}

.feature-card__icon svg {
    width: 24px;
    height: 24px;
    color: var(--white);
}

.feature-card__title {
    font-size: 1.125rem;
    margin-bottom: var(--spacing-sm);
}

.feature-card__description {
    color: var(--gray-600);
    font-size: 0.9375rem;
    margin-bottom: 0;
}

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

@media (min-width: 1024px) {
    .features__grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .features__title {
        font-size: 2.5rem;
    }
}

/* --------------------------------------------------------------------------
   Pricing Section
   -------------------------------------------------------------------------- */
.pricing {
    padding: var(--spacing-4xl) 0;
    background-color: var(--gray-50);
}

.pricing__header {
    text-align: center;
    margin-bottom: var(--spacing-3xl);
}

.pricing__label {
    display: inline-block;
    color: var(--primary-600);
    font-weight: 600;
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--spacing-sm);
}

.pricing__title {
    font-size: 2rem;
    margin-bottom: var(--spacing-md);
}

.pricing__subtitle {
    color: var(--gray-600);
    max-width: 600px;
    margin: 0 auto;
}

.pricing__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
    max-width: 1000px;
    margin: 0 auto;
}

.pricing-card {
    background-color: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    position: relative;
    transition: all var(--transition-base);
}

.pricing-card:hover {
    box-shadow: var(--shadow-lg);
}

.pricing-card--featured {
    border-color: var(--primary-600);
    box-shadow: var(--shadow-lg);
}

.pricing-card__badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--gradient-primary);
    color: var(--white);
    font-size: 0.75rem;
    font-weight: 600;
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--radius-full);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.pricing-card__name {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
}

.pricing-card__description {
    color: var(--gray-600);
    font-size: 0.9375rem;
    margin-bottom: var(--spacing-lg);
}

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

.pricing-card__amount {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--gray-900);
}

.pricing-card__period {
    color: var(--gray-500);
    font-size: 0.9375rem;
}

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

.pricing-card__feature {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) 0;
    color: var(--gray-700);
    font-size: 0.9375rem;
}

.pricing-card__feature svg {
    width: 20px;
    height: 20px;
    color: var(--success);
    flex-shrink: 0;
    margin-top: 2px;
}

@media (min-width: 768px) {
    .pricing__grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .pricing__title {
        font-size: 2.5rem;
    }
}

/* --------------------------------------------------------------------------
   Contact Section
   -------------------------------------------------------------------------- */
.contact {
    padding: var(--spacing-4xl) 0;
}

.contact__header {
    text-align: center;
    margin-bottom: var(--spacing-3xl);
}

.contact__label {
    display: inline-block;
    color: var(--primary-600);
    font-weight: 600;
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--spacing-sm);
}

.contact__title {
    font-size: 2rem;
    margin-bottom: var(--spacing-md);
}

.contact__subtitle {
    color: var(--gray-600);
    max-width: 600px;
    margin: 0 auto;
}

.contact__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-3xl);
    max-width: 1000px;
    margin: 0 auto;
}

.contact-form {
    background-color: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
}

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

.form-label {
    display: block;
    font-weight: 500;
    color: var(--gray-700);
    margin-bottom: var(--spacing-sm);
    font-size: 0.9375rem;
}

.form-input,
.form-textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid var(--gray-300);
    border-radius: var(--radius-md);
    font-size: 1rem;
    transition: all var(--transition-fast);
    background-color: var(--white);
}

.form-input:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--primary-600);
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
}

.form-textarea {
    min-height: 150px;
    resize: vertical;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xl);
}

.contact-info__item {
    display: flex;
    gap: var(--spacing-md);
}

.contact-info__icon {
    width: 48px;
    height: 48px;
    background: var(--gradient-primary);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contact-info__icon svg {
    width: 24px;
    height: 24px;
    color: var(--white);
}

.contact-info__title {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
}

.contact-info__text {
    color: var(--gray-600);
    font-size: 0.9375rem;
    margin-bottom: 0;
}

@media (min-width: 768px) {
    .contact__grid {
        grid-template-columns: 1.5fr 1fr;
    }
    
    .contact__title {
        font-size: 2.5rem;
    }
}

/* --------------------------------------------------------------------------
   Legal Pages
   -------------------------------------------------------------------------- */
.legal {
    padding-top: calc(65px + var(--spacing-3xl));
    padding-bottom: var(--spacing-4xl);
}

.legal__header {
    margin-bottom: var(--spacing-3xl);
    padding-bottom: var(--spacing-xl);
    border-bottom: 1px solid var(--gray-200);
}

.legal__title {
    font-size: 2rem;
    margin-bottom: var(--spacing-md);
}

.legal__updated {
    color: var(--gray-500);
    font-size: 0.9375rem;
}

.legal__content {
    max-width: 800px;
}

.legal__content h2 {
    font-size: 1.5rem;
    margin-top: var(--spacing-2xl);
    margin-bottom: var(--spacing-md);
}

.legal__content h3 {
    font-size: 1.25rem;
    margin-top: var(--spacing-xl);
    margin-bottom: var(--spacing-md);
}

.legal__content p {
    margin-bottom: var(--spacing-md);
    line-height: 1.7;
}

.legal__content ul,
.legal__content ol {
    margin-bottom: var(--spacing-md);
    padding-left: var(--spacing-xl);
}

.legal__content li {
    margin-bottom: var(--spacing-sm);
    line-height: 1.7;
    list-style: disc;
}

.legal__content ol li {
    list-style: decimal;
}

@media (min-width: 768px) {
    .legal__title {
        font-size: 2.5rem;
    }
}

/* --------------------------------------------------------------------------
   Footer
   -------------------------------------------------------------------------- */
.footer {
    background-color: var(--gray-900);
    color: var(--gray-400);
    padding: var(--spacing-3xl) 0 var(--spacing-xl);
}

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

.footer__brand {
    max-width: 300px;
}

.footer__logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--white);
    margin-bottom: var(--spacing-md);
}

.footer__logo-icon {
    width: 32px;
    height: 32px;
    background: var(--gradient-primary);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-weight: 700;
    font-size: 1rem;
}

.footer__description {
    font-size: 0.9375rem;
    line-height: 1.6;
    margin-bottom: 0;
}

.footer__nav-title {
    color: var(--white);
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--spacing-md);
}

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

.footer__nav-link {
    color: var(--gray-400);
    font-size: 0.9375rem;
    transition: color var(--transition-fast);
}

.footer__nav-link:hover {
    color: var(--white);
}

.footer__bottom {
    padding-top: var(--spacing-xl);
    border-top: 1px solid var(--gray-800);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    text-align: center;
}

.footer__copyright {
    font-size: 0.875rem;
    margin-bottom: 0;
}

.footer__legal-links {
    display: flex;
    justify-content: center;
    gap: var(--spacing-lg);
}

.footer__legal-link {
    color: var(--gray-400);
    font-size: 0.875rem;
}

.footer__legal-link:hover {
    color: var(--white);
}

@media (min-width: 640px) {
    .footer__grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer__bottom {
        flex-direction: row;
        justify-content: space-between;
        text-align: left;
    }
}

@media (min-width: 1024px) {
    .footer__grid {
        grid-template-columns: 2fr 1fr 1fr 1fr;
    }
}

/* --------------------------------------------------------------------------
   CTA Section
   -------------------------------------------------------------------------- */
.cta {
    padding: var(--spacing-4xl) 0;
    background: var(--gradient-primary);
    text-align: center;
}

.cta__title {
    color: var(--white);
    font-size: 2rem;
    margin-bottom: var(--spacing-md);
}

.cta__subtitle {
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.125rem;
    max-width: 600px;
    margin: 0 auto var(--spacing-xl);
}

.cta__actions {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    align-items: center;
}

.cta .btn--primary {
    background: var(--white);
    color: var(--primary-600);
}

.cta .btn--primary:hover {
    background: var(--gray-100);
}

.cta .btn--secondary {
    background: transparent;
    color: var(--white);
    border-color: rgba(255, 255, 255, 0.5);
}

.cta .btn--secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--white);
}

@media (min-width: 640px) {
    .cta__title {
        font-size: 2.5rem;
    }
    
    .cta__actions {
        flex-direction: row;
        justify-content: center;
    }
}

/* --------------------------------------------------------------------------
   Stats Section
   -------------------------------------------------------------------------- */
.stats {
    padding: var(--spacing-3xl) 0;
    background-color: var(--white);
    border-bottom: 1px solid var(--gray-200);
}

.stats__grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-xl);
    text-align: center;
}

.stat__value {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-600);
    margin-bottom: var(--spacing-xs);
}

.stat__label {
    color: var(--gray-600);
    font-size: 0.9375rem;
}

@media (min-width: 768px) {
    .stats__grid {
        grid-template-columns: repeat(4, 1fr);
    }
    
    .stat__value {
        font-size: 2.5rem;
    }
}

/* --------------------------------------------------------------------------
   Testimonials
   -------------------------------------------------------------------------- */
.testimonials {
    padding: var(--spacing-4xl) 0;
}

.testimonials__header {
    text-align: center;
    margin-bottom: var(--spacing-3xl);
}

.testimonials__label {
    display: inline-block;
    color: var(--primary-600);
    font-weight: 600;
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--spacing-sm);
}

.testimonials__title {
    font-size: 2rem;
    margin-bottom: var(--spacing-md);
}

.testimonials__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
}

.testimonial-card {
    background-color: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
}

.testimonial-card__quote {
    font-size: 1rem;
    line-height: 1.7;
    color: var(--gray-700);
    margin-bottom: var(--spacing-lg);
    font-style: italic;
}

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

.testimonial-card__avatar {
    width: 48px;
    height: 48px;
    background: var(--gradient-primary);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-weight: 600;
    font-size: 1.125rem;
}

.testimonial-card__name {
    font-weight: 600;
    color: var(--gray-900);
    margin-bottom: 2px;
}

.testimonial-card__role {
    font-size: 0.875rem;
    color: var(--gray-500);
}

@media (min-width: 768px) {
    .testimonials__grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .testimonials__title {
        font-size: 2.5rem;
    }
}

/* --------------------------------------------------------------------------
   Page Header
   -------------------------------------------------------------------------- */
.page-header {
    padding-top: calc(65px + var(--spacing-3xl));
    padding-bottom: var(--spacing-3xl);
    background: var(--gradient-hero);
    text-align: center;
}

.page-header__title {
    font-size: 2.25rem;
    margin-bottom: var(--spacing-md);
}

.page-header__subtitle {
    color: var(--gray-600);
    font-size: 1.125rem;
    max-width: 600px;
    margin: 0 auto;
}

@media (min-width: 768px) {
    .page-header__title {
        font-size: 3rem;
    }
}

/* --------------------------------------------------------------------------
   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;
}

.mt-0 { margin-top: 0; }
.mb-0 { margin-bottom: 0; }
.mt-md { margin-top: var(--spacing-md); }
.mb-md { margin-bottom: var(--spacing-md); }
.mt-lg { margin-top: var(--spacing-lg); }
.mb-lg { margin-bottom: var(--spacing-lg); }
.mt-xl { margin-top: var(--spacing-xl); }
.mb-xl { margin-bottom: var(--spacing-xl); }

/* --------------------------------------------------------------------------
   Animations
   -------------------------------------------------------------------------- */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    animation: fadeIn 0.5s ease forwards;
}