/*
Theme Name: Tiago Santos Executive Portfolio
Theme URI: https://tiagosantos.com
Author: Tiago Santos
Author URI: https://tiagosantos.com
Description: Tema de portfólio executivo de alto padrão para líderes corporativos. Design elegante com paleta dark luxury e acentos dourados.
Version: 1.0.0
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: tiago-santos-portfolio
Tags: portfolio, one-page, custom-colors, custom-logo, featured-images, full-width-template
*/

/* ========================================
   DESIGN SYSTEM - EXECUTIVE DARK LUXURY
   ======================================== */

:root {
    /* Core Colors */
    --background: hsl(220, 20%, 7%);
    --foreground: hsl(45, 20%, 95%);
    --card: hsl(220, 18%, 10%);
    --card-foreground: hsl(45, 20%, 95%);
    
    /* Primary - Gold */
    --primary: hsl(40, 60%, 50%);
    --primary-foreground: hsl(220, 20%, 7%);
    --primary-light: hsl(40, 50%, 65%);
    --primary-dark: hsl(40, 70%, 35%);
    
    /* Secondary & Muted */
    --secondary: hsl(220, 15%, 15%);
    --secondary-foreground: hsl(45, 20%, 95%);
    --muted: hsl(220, 15%, 18%);
    --muted-foreground: hsl(220, 10%, 60%);
    
    /* Accent */
    --accent: hsl(40, 50%, 45%);
    --accent-foreground: hsl(220, 20%, 7%);
    
    /* Borders */
    --border: hsl(220, 15%, 20%);
    --border-light: hsl(220, 15%, 25%);
    
    /* Custom Tokens */
    --charcoal: hsl(220, 20%, 7%);
    --charcoal-light: hsl(220, 18%, 12%);
    --cream: hsl(45, 20%, 95%);
    --cream-muted: hsl(45, 15%, 75%);
    
    /* Gradients */
    --gradient-gold: linear-gradient(135deg, hsl(40, 60%, 50%), hsl(40, 70%, 35%));
    --gradient-hero: linear-gradient(135deg, hsl(220, 20%, 7%) 0%, hsl(220, 18%, 10%) 50%, hsl(220, 15%, 15%) 100%);
    
    /* Shadows */
    --shadow-gold: 0 4px 30px -5px hsla(40, 60%, 50%, 0.2);
    --shadow-elegant: 0 25px 50px -12px hsla(0, 0%, 0%, 0.5);
    
    /* Typography */
    --font-serif: 'Playfair Display', Georgia, serif;
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    
    /* Spacing */
    --section-padding: 6rem;
    --container-max: 1200px;
    
    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 1rem;
    --radius-xl: 1.5rem;
    --radius-full: 9999px;
}

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

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

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

body {
    font-family: var(--font-sans);
    font-size: 16px;
    line-height: 1.6;
    color: var(--foreground);
    background-color: var(--background);
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-serif);
    font-weight: 500;
    line-height: 1.2;
    color: var(--foreground);
}

a {
    color: inherit;
    text-decoration: none;
    transition: color 0.3s ease;
}

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

/* ========================================
   LAYOUT
   ======================================== */

.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 1.5rem;
}

@media (min-width: 1024px) {
    .container {
        padding: 0 3rem;
    }
}

.section {
    padding: var(--section-padding) 0;
    position: relative;
}

@media (min-width: 1024px) {
    .section {
        padding: 8rem 0;
    }
}

/* ========================================
   UTILITIES
   ======================================== */

.text-gradient-gold {
    background: linear-gradient(135deg, hsl(40, 60%, 50%), hsl(40, 50%, 65%));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.bg-gradient-hero {
    background: var(--gradient-hero);
}

.bg-gradient-section {
    background: linear-gradient(180deg, hsl(220, 18%, 10%) 0%, hsl(220, 20%, 7%) 100%);
}

.glow-gold {
    box-shadow: var(--shadow-gold);
}

/* Section Tag */
.section-tag {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    border-radius: var(--radius-full);
    border: 1px solid hsla(40, 60%, 50%, 0.2);
    background: hsla(40, 60%, 50%, 0.05);
    font-size: 0.875rem;
    color: var(--primary);
    font-weight: 500;
    letter-spacing: 0.025em;
    margin-bottom: 2rem;
}

.section-tag svg {
    width: 1rem;
    height: 1rem;
}

/* ========================================
   BUTTONS
   ======================================== */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    border-radius: var(--radius-md);
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
}

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

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 40px -5px hsla(40, 60%, 50%, 0.3);
}

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

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

/* ========================================
   HEADER / NAVIGATION
   ======================================== */

.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    padding: 1.5rem 0;
    background: hsla(220, 20%, 7%, 0.8);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid hsla(220, 15%, 20%, 0.5);
}

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

.site-logo {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--foreground);
}

.site-logo span {
    color: var(--primary);
}

.main-nav ul {
    display: flex;
    align-items: center;
    gap: 2rem;
    list-style: none;
}

.main-nav a {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--muted-foreground);
    transition: color 0.3s ease;
}

.main-nav a:hover {
    color: var(--primary);
}

/* Mobile Menu */
.menu-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--foreground);
    cursor: pointer;
}

@media (max-width: 768px) {
    .menu-toggle {
        display: block;
    }
    
    .main-nav {
        display: none;
    }
    
    .main-nav.active {
        display: block;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--card);
        padding: 1.5rem;
        border-bottom: 1px solid var(--border);
    }
    
    .main-nav.active ul {
        flex-direction: column;
        gap: 1rem;
    }
}

/* ========================================
   HERO SECTION
   ======================================== */

.hero-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 6rem;
    background: var(--gradient-hero);
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -25%;
    width: 60%;
    height: 150%;
    background: radial-gradient(circle, hsla(40, 60%, 50%, 0.08) 0%, transparent 70%);
    pointer-events: none;
}

.hero-inner {
    display: grid;
    grid-template-columns: 1fr;
    gap: 3rem;
    align-items: center;
}

@media (min-width: 1024px) {
    .hero-inner {
        grid-template-columns: 1fr 1fr;
        gap: 4rem;
    }
}

.hero-content {
    position: relative;
    z-index: 2;
}

.hero-tag {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    border-radius: var(--radius-full);
    border: 1px solid hsla(40, 60%, 50%, 0.3);
    background: hsla(40, 60%, 50%, 0.1);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--primary);
    margin-bottom: 2rem;
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    margin-bottom: 1.5rem;
    line-height: 1.1;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--cream-muted);
    margin-bottom: 1rem;
    line-height: 1.6;
}

.hero-text {
    font-size: 1rem;
    color: var(--muted-foreground);
    margin-bottom: 2.5rem;
    max-width: 500px;
}

.hero-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}

.hero-image-wrapper {
    position: relative;
    display: flex;
    justify-content: center;
}

.hero-image-container {
    position: relative;
    width: 100%;
    max-width: 400px;
}

.hero-image-container::before {
    content: '';
    position: absolute;
    inset: -1px;
    border-radius: var(--radius-xl);
    background: var(--gradient-gold);
    opacity: 0.3;
    z-index: -1;
}

.hero-image {
    width: 100%;
    height: auto;
    border-radius: var(--radius-xl);
    object-fit: cover;
    box-shadow: var(--shadow-elegant);
}

/* Floating badge */
.hero-badge {
    position: absolute;
    bottom: 2rem;
    left: -1rem;
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 1rem 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    box-shadow: var(--shadow-elegant);
}

@media (min-width: 1024px) {
    .hero-badge {
        left: -2rem;
    }
}

.hero-badge-icon {
    width: 2.5rem;
    height: 2.5rem;
    border-radius: var(--radius-md);
    background: hsla(40, 60%, 50%, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
}

.hero-badge-text {
    font-size: 0.875rem;
}

.hero-badge-text strong {
    display: block;
    color: var(--foreground);
}

.hero-badge-text span {
    color: var(--muted-foreground);
    font-size: 0.75rem;
}

/* ========================================
   VISION SECTION
   ======================================== */

.vision-section {
    background: var(--background);
}

.vision-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.vision-title {
    font-size: clamp(1.875rem, 4vw, 3rem);
    margin-bottom: 2rem;
    line-height: 1.2;
}

.vision-text {
    font-size: 1.125rem;
    color: var(--muted-foreground);
    line-height: 1.8;
    margin-bottom: 1.5rem;
}

.vision-text strong {
    color: var(--foreground);
}

.vision-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 4rem;
}

.vision-card {
    padding: 2rem;
    border-radius: var(--radius-xl);
    border: 1px solid hsla(220, 15%, 20%, 0.5);
    background: hsla(220, 18%, 10%, 0.5);
    text-align: center;
    transition: all 0.3s ease;
}

.vision-card:hover {
    border-color: hsla(40, 60%, 50%, 0.3);
    background: var(--card);
}

.vision-card-icon {
    width: 3.5rem;
    height: 3.5rem;
    margin: 0 auto 1rem;
    border-radius: var(--radius-lg);
    background: hsla(40, 60%, 50%, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    transition: background 0.3s ease;
}

.vision-card:hover .vision-card-icon {
    background: hsla(40, 60%, 50%, 0.2);
}

.vision-card h3 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
}

.vision-card p {
    font-size: 0.875rem;
    color: var(--muted-foreground);
}

/* ========================================
   RESULTS SECTION
   ======================================== */

.results-section {
    background: linear-gradient(180deg, hsl(220, 18%, 10%) 0%, hsl(220, 20%, 7%) 100%);
}

.results-header {
    max-width: 700px;
    margin-bottom: 4rem;
}

.results-title {
    font-size: clamp(1.875rem, 4vw, 3rem);
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.results-text {
    font-size: 1.125rem;
    color: var(--muted-foreground);
    line-height: 1.7;
}

.results-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
}

.result-card {
    padding: 2rem;
    border-radius: var(--radius-xl);
    border: 1px solid hsla(220, 15%, 20%, 0.5);
    background: hsla(220, 18%, 10%, 0.5);
    transition: all 0.3s ease;
}

.result-card:hover {
    border-color: hsla(40, 60%, 50%, 0.3);
    background: var(--card);
    transform: translateY(-4px);
}

.result-card-header {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    margin-bottom: 1rem;
}

.result-card-icon {
    width: 3rem;
    height: 3rem;
    border-radius: var(--radius-lg);
    background: hsla(40, 60%, 50%, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    flex-shrink: 0;
}

.result-card h3 {
    font-size: 1.125rem;
    line-height: 1.3;
}

.result-card p {
    font-size: 0.9375rem;
    color: var(--muted-foreground);
    line-height: 1.6;
}

/* ========================================
   DIFFERENTIALS SECTION
   ======================================== */

.differentials-section {
    background: var(--background);
    position: relative;
    overflow: hidden;
}

.differentials-section::after {
    content: '';
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 24rem;
    height: 24rem;
    background: hsla(40, 60%, 50%, 0.05);
    border-radius: 50%;
    filter: blur(60px);
    pointer-events: none;
}

.differentials-inner {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: 1fr;
    gap: 4rem;
    align-items: center;
}

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

.differentials-content .section-title {
    font-size: clamp(1.875rem, 4vw, 3rem);
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.differentials-content .section-text {
    font-size: 1.125rem;
    color: var(--muted-foreground);
    line-height: 1.7;
}

.differentials-content .section-text strong {
    color: var(--foreground);
}

.differentials-list {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.differential-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1.25rem;
    border-radius: var(--radius-lg);
    border: 1px solid hsla(220, 15%, 20%, 0.5);
    background: hsla(220, 18%, 10%, 0.5);
    transition: all 0.3s ease;
}

.differential-item:hover {
    border-color: hsla(40, 60%, 50%, 0.3);
    background: var(--card);
}

.differential-icon {
    width: 2.5rem;
    height: 2.5rem;
    border-radius: var(--radius-md);
    background: hsla(40, 60%, 50%, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    flex-shrink: 0;
    transition: background 0.3s ease;
}

.differential-item:hover .differential-icon {
    background: hsla(40, 60%, 50%, 0.2);
}

.differential-item p {
    font-weight: 500;
    color: var(--foreground);
    padding-top: 0.5rem;
}

/* ========================================
   MISSION SECTION
   ======================================== */

.mission-section {
    background: linear-gradient(180deg, hsl(220, 18%, 10%) 0%, hsl(220, 20%, 7%) 100%);
}

.mission-inner {
    display: grid;
    grid-template-columns: 1fr;
    gap: 4rem;
    align-items: center;
}

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

.mission-content .section-title {
    font-size: clamp(1.875rem, 4vw, 3rem);
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.mission-content .section-text {
    font-size: 1.125rem;
    color: var(--muted-foreground);
    line-height: 1.8;
}

.mission-content .section-text strong {
    color: var(--foreground);
}

.mission-quote {
    position: relative;
    padding: 3rem;
    border-radius: var(--radius-xl);
    border: 1px solid hsla(220, 15%, 20%, 0.5);
    background: var(--card);
}

.mission-quote::before {
    content: '';
    position: absolute;
    left: 3rem;
    top: 0;
    bottom: 0;
    width: 4px;
    background: var(--gradient-gold);
    border-radius: 2px;
}

.mission-quote-icon {
    color: hsla(40, 60%, 50%, 0.3);
    width: 3rem;
    height: 3rem;
    margin-bottom: 1.5rem;
}

.mission-quote blockquote {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    font-style: italic;
    color: var(--foreground);
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.mission-quote-author {
    font-size: 0.875rem;
    color: var(--muted-foreground);
}

/* ========================================
   TESTIMONIALS SECTION
   ======================================== */

.testimonials-section {
    background: var(--background);
}

.testimonials-header {
    text-align: center;
    margin-bottom: 4rem;
}

.testimonials-title {
    font-size: clamp(1.875rem, 4vw, 3rem);
    margin-bottom: 1rem;
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
}

.testimonial-card {
    position: relative;
    padding: 2rem;
    border-radius: var(--radius-xl);
    border: 1px solid hsla(220, 15%, 20%, 0.5);
    background: var(--card);
    transition: all 0.3s ease;
}

.testimonial-card:hover {
    border-color: hsla(40, 60%, 50%, 0.3);
}

.testimonial-quote-icon {
    width: 2.5rem;
    height: 2.5rem;
    color: hsla(40, 60%, 50%, 0.3);
    margin-bottom: 1.5rem;
}

.testimonial-text {
    font-family: var(--font-serif);
    font-size: 1.125rem;
    font-style: italic;
    color: var(--foreground);
    line-height: 1.6;
    margin-bottom: 2rem;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.testimonial-avatar {
    width: 3rem;
    height: 3rem;
    border-radius: 50%;
    background: hsla(40, 60%, 50%, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    font-weight: 700;
}

.testimonial-author-info strong {
    display: block;
    color: var(--foreground);
    font-weight: 500;
}

.testimonial-author-info span {
    font-size: 0.875rem;
    color: var(--muted-foreground);
}

/* Hover decoration */
.testimonial-card::after {
    content: '';
    position: absolute;
    bottom: 1rem;
    right: 1rem;
    width: 4rem;
    height: 4rem;
    border-bottom: 2px solid hsla(40, 60%, 50%, 0.2);
    border-right: 2px solid hsla(40, 60%, 50%, 0.2);
    border-radius: 0 0 var(--radius-lg) 0;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.testimonial-card:hover::after {
    opacity: 1;
}

/* ========================================
   CTA SECTION
   ======================================== */

.cta-section {
    background: linear-gradient(180deg, hsl(220, 18%, 10%) 0%, hsl(220, 20%, 7%) 100%);
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80%;
    height: 1px;
    background: linear-gradient(90deg, transparent, hsla(40, 60%, 50%, 0.3), transparent);
}

.cta-inner {
    display: grid;
    grid-template-columns: 1fr;
    gap: 4rem;
    align-items: center;
}

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

.cta-content .section-title {
    font-size: clamp(1.875rem, 4vw, 3rem);
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.cta-content .section-text {
    font-size: 1.125rem;
    color: var(--muted-foreground);
    line-height: 1.7;
    margin-bottom: 2rem;
}

.cta-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}

.cta-features {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
}

.cta-feature {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem 1.25rem;
    border-radius: var(--radius-lg);
    border: 1px solid hsla(220, 15%, 20%, 0.5);
    background: hsla(220, 18%, 10%, 0.5);
}

.cta-feature-icon {
    width: 2rem;
    height: 2rem;
    border-radius: var(--radius-md);
    background: hsla(40, 60%, 50%, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    flex-shrink: 0;
}

.cta-feature span {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--foreground);
}

/* ========================================
   FOOTER
   ======================================== */

.site-footer {
    background: var(--charcoal);
    border-top: 1px solid var(--border);
    padding: 4rem 0 2rem;
}

.footer-inner {
    display: grid;
    grid-template-columns: 1fr;
    gap: 3rem;
}

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

.footer-brand .site-logo {
    margin-bottom: 1rem;
}

.footer-brand p {
    font-size: 0.9375rem;
    color: var(--muted-foreground);
    max-width: 300px;
    line-height: 1.6;
}

.footer-column h4 {
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--cream-muted);
    margin-bottom: 1.5rem;
    font-family: var(--font-sans);
}

.footer-column ul {
    list-style: none;
}

.footer-column li {
    margin-bottom: 0.75rem;
}

.footer-column a {
    font-size: 0.9375rem;
    color: var(--muted-foreground);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: color 0.3s ease;
}

.footer-column a:hover {
    color: var(--primary);
}

.footer-column a svg {
    width: 1rem;
    height: 1rem;
}

.footer-bottom {
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 1px solid var(--border);
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
}

.footer-bottom p {
    font-size: 0.875rem;
    color: var(--muted-foreground);
}

/* ========================================
   ANIMATIONS
   ======================================== */

@keyframes fadeUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

@keyframes slideRight {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.animate-fade-up {
    animation: fadeUp 0.8s ease-out forwards;
}

.animate-fade-in {
    animation: fadeIn 1s ease-out forwards;
}

.animate-slide-right {
    animation: slideRight 0.8s ease-out forwards;
}

/* Animation delays */
.delay-100 { animation-delay: 0.1s; }
.delay-200 { animation-delay: 0.2s; }
.delay-300 { animation-delay: 0.3s; }
.delay-400 { animation-delay: 0.4s; }
.delay-500 { animation-delay: 0.5s; }

/* Intersection Observer animations */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* ========================================
   RESPONSIVE ADJUSTMENTS
   ======================================== */

@media (max-width: 640px) {
    .hero-buttons {
        flex-direction: column;
        width: 100%;
    }
    
    .hero-buttons .btn {
        width: 100%;
    }
    
    .cta-features {
        grid-template-columns: 1fr;
    }
    
    .cta-buttons {
        flex-direction: column;
    }
    
    .cta-buttons .btn {
        width: 100%;
    }
}