/* =========================================
   de33.uy - Minimal & Modern CSS
   ========================================= */

:root {
    /* Color Palette */
    --bg-primary: #f8f9fa; /* Off-white */
    --bg-secondary: #ffffff; /* Pure white for cards/surfaces */
    --text-primary: #111827; /* Deep tech gray */
    --text-secondary: #4b5563; /* Softer gray for paragraphs */
    --accent: #0d9488; /* Sharp modern teal */
    --accent-hover: #0f766e;
    --border-color: #e5e7eb;
    
    /* Typography */
    --font-primary: 'Inter', sans-serif;
    
    /* Spacing & Layout */
    --container-max: 1200px;
    --spacing-sm: 1rem;
    --spacing-md: 2.5rem;
    --spacing-lg: 5rem;
    --spacing-xl: 8rem;
    
    /* Borders & Radius */
    --radius-sm: 4px;
    --radius-md: 12px;
    --radius-lg: 24px;
    
    /* Transitions */
    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-smooth: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
    scroll-behavior: smooth;
}

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

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

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

.container {
    width: 90%;
    max-width: var(--container-max);
    margin: 0 auto;
}

/* =========================================
   Typography
   ========================================= */
h1, h2, h3, h4 {
    color: var(--text-primary);
    font-weight: 700;
    line-height: 1.1;
    letter-spacing: -0.02em;
}

.accent-text {
    color: var(--accent);
}

/* =========================================
   Buttons & Links
   ========================================= */
.btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background-color: var(--text-primary);
    color: var(--bg-primary);
    padding: 1rem 2rem;
    border-radius: 100px; /* Pill shape */
    font-weight: 500;
    font-size: 1rem;
    border: none;
    cursor: pointer;
    transition: all var(--transition-smooth);
}

.btn-primary:hover {
    background-color: var(--accent);
    color: #ffffff;
    transform: translateY(-2px);
    box-shadow: 0 10px 25px -5px rgba(13, 148, 136, 0.3);
}

.btn-sm {
    padding: 0.6rem 1.25rem;
    font-size: 0.875rem;
}

.btn-block {
    width: 100%;
    padding: 1.25rem 2rem;
}

/* =========================================
   Header (Navbar)
   ========================================= */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 1.5rem 0;
    background-color: rgba(248, 249, 250, 0.8);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    z-index: 100;
    border-bottom: 1px solid rgba(229, 231, 235, 0.5);
    transition: padding var(--transition-smooth);
}

.navbar.scrolled {
    padding: 1rem 0;
}

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

.logo {
    font-weight: 800;
    font-size: 1.5rem;
    letter-spacing: -0.05em;
}

/* =========================================
   Hero Section
   ========================================= */
.hero {
    padding-top: calc(80px + var(--spacing-xl));
    padding-bottom: var(--spacing-xl);
    min-height: 100vh;
    display: flex;
    align-items: center;
}

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

.hero-title {
    font-size: clamp(3rem, 5vw, 4.5rem);
    margin-bottom: 1.5rem;
}

.hero-subtitle {
    font-size: 1.125rem;
    color: var(--text-secondary);
    margin-bottom: 2.5rem;
    max-width: 90%;
    font-weight: 400;
}

.hero-visual {
    position: relative;
    height: 100%;
    display: flex;
    justify-content: flex-end;
    align-items: center;
}

.abstract-shape {
    width: 100%;
    aspect-ratio: 1;
    background: linear-gradient(135deg, rgba(13, 148, 136, 0.05) 0%, rgba(13, 148, 136, 0.15) 100%);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.abstract-shape::before {
    content: '';
    position: absolute;
    width: 120%;
    height: 120%;
    background: radial-gradient(circle, rgba(255,255,255,0.8) 0%, rgba(255,255,255,0) 70%);
    animation: pulse-glow 8s infinite alternate;
}

.url-mockup {
    background: var(--bg-secondary);
    padding: 1.5rem 2rem;
    border-radius: 100px;
    box-shadow: 0 20px 40px -10px rgba(0,0,0,0.05);
    font-family: monospace;
    font-size: 1.25rem;
    z-index: 2;
    border: 1px solid var(--border-color);
}

.url-prefix {
    color: var(--text-primary);
    font-weight: 600;
}

.url-suffix {
    color: var(--text-secondary);
}

@keyframes pulse-glow {
    0% { transform: scale(1); opacity: 0.5; }
    100% { transform: scale(1.1); opacity: 0.8; }
}

/* =========================================
   Philosophy Section
   ========================================= */
.philosophy {
    padding: var(--spacing-xl) 0;
    background-color: var(--bg-secondary);
}

.section-header {
    margin-bottom: var(--spacing-lg);
    max-width: 600px;
}

.section-tag {
    display: inline-block;
    text-transform: uppercase;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    color: var(--accent);
    margin-bottom: 1rem;
}

.section-title {
    font-size: clamp(2.5rem, 4vw, 3.5rem);
}

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

.philosophy-card {
    padding: var(--spacing-md);
    background: var(--bg-primary);
    border-radius: var(--radius-md);
    transition: transform var(--transition-smooth);
}

.philosophy-card:hover {
    transform: translateY(-5px);
}

.card-number {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 0.5rem;
}

.card-title {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.card-text {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.highlight-card {
    background: var(--text-primary);
    color: var(--bg-primary);
    box-shadow: 0 20px 40px -10px rgba(0,0,0,0.1);
}

.highlight-card .card-title,
.highlight-card .card-text {
    color: var(--bg-primary);
}

.highlight-card .card-text {
    opacity: 0.9;
}

.highlight-card .card-number {
    color: var(--accent);
    border-color: rgba(255,255,255,0.1);
}

/* =========================================
   Features (Bento Grid Style)
   ========================================= */
.features {
    padding: var(--spacing-xl) 0;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    grid-auto-rows: minmax(250px, auto);
    gap: 1px; /* The trick for borders only */
    background-color: var(--border-color);
    border: 1px solid var(--border-color);
}

.feature-item {
    background-color: var(--bg-primary);
    padding: var(--spacing-lg) var(--spacing-md);
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.feature-title {
    font-size: 1.25rem;
    margin-bottom: 1rem;
}

.feature-text {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

.feature-example {
    display: inline-block;
    padding: 0.5rem 1rem;
    background: rgba(13, 148, 136, 0.1);
    color: var(--accent);
    border-radius: 100px;
    font-size: 0.875rem;
    font-family: monospace;
    font-weight: 500;
}

/* =========================================
   Contact Form Section
   ========================================= */
.contact {
    padding: var(--spacing-xl) 0;
    background-color: var(--bg-secondary);
}

.contact-container {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: var(--spacing-xl);
}

.contact-title {
    font-size: clamp(2rem, 4vw, 3rem);
    margin-bottom: 1rem;
}

.contact-text {
    color: var(--text-secondary);
    margin-bottom: 2rem;
    font-size: 1.125rem;
}

.contact-email span {
    display: block;
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-bottom: 0.25rem;
}

.contact-email a {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
    border-bottom: 2px solid var(--accent);
    padding-bottom: 2px;
}

.contact-email a:hover {
    color: var(--accent);
}

/* Form Styles */
.custom-form {
    background: var(--bg-primary);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.custom-form input,
.custom-form textarea {
    width: 100%;
    padding: 1rem;
    background: transparent;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    font-family: var(--font-primary);
    font-size: 1rem;
    color: var(--text-primary);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.custom-form input:focus,
.custom-form textarea:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(13, 148, 136, 0.1);
}

.input-group {
    display: flex;
    align-items: center;
}

.input-group input {
    border-right: none;
    border-top-right-radius: 0;
    border-bottom-right-radius: 0;
}

.input-addon {
    padding: 1rem;
    background: var(--border-color);
    border: 1px solid var(--border-color);
    border-top-right-radius: var(--radius-sm);
    border-bottom-right-radius: var(--radius-sm);
    color: var(--text-secondary);
    font-weight: 500;
}

/* =========================================
   Footer
   ========================================= */
.footer {
    padding: var(--spacing-md) 0;
    background: var(--text-primary);
    color: var(--bg-primary);
}

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

.footer-logo {
    font-weight: 800;
    font-size: 1.25rem;
}

.footer-copy {
    font-size: 0.875rem;
    opacity: 0.6;
}

/* =========================================
   Media Queries
   ========================================= */
@media (max-width: 992px) {
    .hero-container,
    .contact-container {
        grid-template-columns: 1fr;
    }
    
    .hero {
        padding-top: calc(60px + var(--spacing-md));
        padding-bottom: var(--spacing-md);
        min-height: auto;
    }

    .hero-title {
        text-align: left;
    }

    .hero-visual {
        margin-top: var(--spacing-md);
    }
    
    .philosophy-grid {
        grid-template-columns: 1fr;
    }

    .features-grid {
        grid-template-columns: 1fr;
    }

    .feature-item {
        padding: var(--spacing-md);
    }
}

@media (max-width: 576px) {
    :root {
        --spacing-xl: 5rem;
        --spacing-lg: 3rem;
    }
    
    .footer-container {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
    
    .custom-form {
        padding: var(--spacing-md);
    }
}