/* ===================================
   VisaPrep Landing Page Styles - Refactored
   Theme: Magnetic Modern SaaS (Blue/Sky)
   =================================== */

/* ====================
   CSS Variables
   ==================== */

:root {
    /* Primary colors - Aligned with frontend config */
    /* HSL(221.2 83.2% 53.3%) -> #2563EB (approx) but strictly using HSL */
    --primary: hsl(221.2 83.2% 53.3%); 
    --primary-dark: hsl(217.2 91.2% 45%); /* Slightly darker for hover */
    --primary-light: hsl(221.2 83.2% 65%);
    --primary-soft: hsl(221.2 83.2% 53.3% / 0.1);

    /* Backgrounds */
    --bg-page: #FFFFFF;
    --bg-secondary: #F8FAFC; /* Slate 50 */
    --bg-surface: #FFFFFF;
    
    /* Text */
    --text-main: #0F172A; /* Slate 900 */
    --text-secondary: #475569; /* Slate 600 */
    --text-muted: #94A3B8; /* Slate 400 */
    --text-on-primary: #FFFFFF;

    /* Accents */
    --accent-blue: #38BDF8; /* Sky 400 */
    --accent-indigo: #818CF8; /* Indigo 400 */
    --success: #10B981;
    --warning: #F59E0B;
    --error: #EF4444;

    /* Border & UI */
    --border: #E2E8F0; /* Slate 200 */
    --border-light: #F1F5F9;
    --radius: 0.75rem; /* 12px */
    --radius-lg: 1rem; /* 16px */
    --radius-xl: 1.5rem; /* 24px */
    --radius-full: 9999px;

    /* Shadows (Smooth & Modern) */
    --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);
    --shadow-glow: 0 0 20px hsl(221.2 83.2% 53.3% / 0.3);

    /* Typography */
    --font-heading: 'Plus Jakarta Sans', sans-serif;
    --font-body: 'Inter', sans-serif;

    /* Layout */
    --container-width: 1200px;
    --header-height: 80px;
    
    /* Spacing */
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 1.5rem;
    --space-lg: 2rem;
    --space-xl: 3rem;
    --space-2xl: 4rem;
    --space-3xl: 6rem;
}

/* ====================
   Reset & Base
   ==================== */

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

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

body {
    font-family: var(--font-body);
    background-color: var(--bg-page);
    color: var(--text-main);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    color: var(--text-main);
    line-height: 1.1;
    letter-spacing: -0.02em;
    font-weight: 700;
}

p {
    color: var(--text-secondary);
}

a {
    text-decoration: none;
    color: inherit;
    transition: color 0.2s;
}

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

/* ====================
   Utilities
   ==================== */

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 1.5rem;
    width: 100%;
}

.gradient-text {
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent-blue) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    display: inline-block;
}

/* ====================
   Header
   ==================== */

.main-header {
    height: var(--header-height);
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 50;
    display: flex;
    align-items: center;
}

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

.header-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--text-main);
    font-family: var(--font-heading);
}

.header-logo-img {
    height: 48px; /* Aumentado de 32px */
    width: auto;
    filter: drop-shadow(0 2px 4px rgba(37, 99, 235, 0.1));
}

.header-brand-name {
    font-size: 1.5rem; /* Aumentado de 1.25rem */
    font-weight: 800;
}

/* New Hero Brand Area - Centered */
.hero-brand-display {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 1.5rem;
    margin-bottom: 3rem;
    text-align: center;
    width: 100%;
}

.hero-logo-large {
    height: 120px; /* Aumentado para mais evidência */
    width: auto;
    filter: drop-shadow(0 15px 30px rgba(37, 99, 235, 0.25));
    animation: pulse-subtle 4s infinite ease-in-out;
}

.hero-brand-name-large {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 800;
    letter-spacing: -0.03em;
    color: var(--text-main);
    margin: 0;
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent-blue) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.header-nav {
    display: flex;
    gap: 2rem;
}

.nav-link {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-secondary);
}

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

/* ====================
   Hero Section
   ==================== */

.hero-section {
    padding-top: calc(var(--header-height) + 2rem);
    padding-bottom: var(--space-3xl);
    position: relative;
    overflow: hidden;
    background: radial-gradient(circle at 50% 0%, #EFF6FF 0%, #FFFFFF 60%);
}

.hero-content-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-2xl);
    align-items: center;
}

/* Hero Text Side */
.hero-text-content {
    max-width: 600px;
    position: relative;
    z-index: 2;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.35rem 0.85rem;
    background: white;
    border: 1px solid var(--border);
    border-radius: var(--radius-full);
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: var(--space-md);
    box-shadow: var(--shadow-sm);
}

.badge-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--success);
}

.hero-title {
    font-size: 3.5rem; /* Mobile first, adjusted later */
    margin-bottom: var(--space-sm);
    line-height: 1.1;
}

.hero-subtitle {
    font-size: 1.25rem;
    line-height: 1.6;
    margin-bottom: var(--space-lg);
}

/* Waitlist Form Card */
.waitlist-card {
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(12px);
    border: 1px solid white;
    padding: 1.5rem;
    border-radius: var(--radius-lg);
    box-shadow: 
        0 4px 6px -1px rgba(0, 0, 0, 0.05),
        0 0 0 1px rgba(0,0,0,0.02),
        inset 0 0 20px rgba(255,255,255,0.5);
    max-width: 460px;
}

.form-header {
    margin-bottom: 1rem;
}

.form-header h3 {
    font-size: 1.1rem;
    margin-bottom: 0.2rem;
}

.form-header p {
    font-size: 0.9rem;
}

.waitlist-form {
    margin-bottom: 0.75rem;
    position: relative;
    z-index: 20; /* Ensure form is above other elements */
}

.form-group {
    position: relative;
    width: 100%;
}

.input-icon {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    font-weight: bold;
    pointer-events: none; /* Prevent icon from blocking input clicks */
    font-size: 1.2rem;
}

.form-inputs-stack {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.form-row {
    display: flex;
    gap: 0.5rem;
}

.form-group.flex-grow {
    flex: 1;
}

.form-input {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    font-size: 1rem;
    transition: all 0.2s;
    background: white;
}

.form-input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-soft);
}

/* Button */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius);
    font-weight: 600;
    cursor: pointer;
    border: none;
    transition: all 0.2s;
    font-size: 1rem;
    white-space: nowrap;
}

.btn-primary {
    background: var(--primary);
    color: white;
    box-shadow: 0 4px 6px -1px rgba(37, 99, 235, 0.2);
}

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-1px);
    box-shadow: 0 8px 12px -2px rgba(37, 99, 235, 0.3);
}

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

.btn-white:hover {
    background: #F8FAFC;
}

.btn-large {
    padding: 1rem 2rem;
    font-size: 1.125rem;
}

/* Social Proof Text */
.social-proof-text {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.avatars-stack {
    display: flex;
}

.avatar-sm {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    border: 2px solid white;
    background-color: #CBD5E1;
    margin-left: -8px;
}

.avatar-sm:first-child {
    margin-left: 0;
}

/* Success & Error Messages */
.success-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 1rem;
}

.success-icon-circle {
    width: 48px;
    height: 48px;
    background: #DCFCE7;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 0.5rem;
}

.success-checkmark {
    width: 24px;
    height: 24px;
    stroke: var(--success);
    stroke-width: 3;
}

.error-message {
    font-size: 0.85rem;
    color: var(--error);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-top: 0.5rem;
}

/* Hero Visual Side */
.hero-image-container {
    position: relative;
    height: 100%;
    min-height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-visual-card {
    background: white;
    border-radius: var(--radius-xl);
    padding: 2rem;
    width: 100%;
    max-width: 420px;
    box-shadow: var(--shadow-xl);
    position: relative;
    z-index: 2;
    border: 1px solid var(--border-light);
}

.visual-header {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
}

.dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
}

.dot.red { background: #FECACA; }
.dot.yellow { background: #FDE68A; }
.dot.green { background: #A7F3D0; }

.analysis-row {
    display: flex;
    gap: 1rem;
    align-items: center;
    margin-bottom: 1.25rem;
    padding-bottom: 1.25rem;
    border-bottom: 1px solid var(--border-light);
}

.status-icon {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    flex-shrink: 0;
}

.status-icon.success {
    background: #DCFCE7;
    color: var(--success);
}

.status-icon.warning {
    background: #FEF3C7;
    color: var(--warning);
}

.analysis-text {
    display: flex;
    flex-direction: column;
}

.analysis-text strong {
    font-size: 0.95rem;
    color: var(--text-main);
}

.analysis-text span {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.analysis-graph {
    margin-top: 1rem;
}

.graph-bar {
    height: 8px;
    background: linear-gradient(90deg, var(--primary) 0%, var(--accent-blue) 100%);
    border-radius: 4px;
    margin-bottom: 0.5rem;
    position: relative;
}

.analysis-graph span {
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--primary);
}

.hero-bg-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 120%;
    height: 120%;
    background: radial-gradient(circle, rgba(56, 189, 248, 0.15) 0%, transparent 70%);
    z-index: 1;
    pointer-events: none;
}

.float-animation {
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0% { transform: translateY(0px); }
    50% { transform: translateY(-15px); }
    100% { transform: translateY(0px); }
}

/* Trusted Section */
.trusted-section {
    margin-top: var(--space-xl);
    text-align: center;
    border-top: 1px solid var(--border-light);
    padding-top: var(--space-lg);
}

.trusted-label {
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-muted);
    margin-bottom: var(--space-md);
}

.trusted-logos {
    display: flex;
    justify-content: center;
    gap: 3rem;
    flex-wrap: wrap;
    opacity: 0.6;
}

.logo-placeholder {
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--text-muted);
    font-family: var(--font-heading);
}

/* ====================
   Features Section (Bento Grid) - Mobile First
   ==================== */

.features-section {
    padding: var(--space-2xl) 0;
    background: #FFFFFF;
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto var(--space-xl);
    padding: 0 var(--space-sm);
}

.section-tag {
    color: var(--primary);
    font-weight: 600;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    display: block;
    margin-bottom: 0.5rem;
}

.section-title {
    font-size: 2rem; /* Mobile font size */
    margin-bottom: 1rem;
    line-height: 1.2;
}

.section-subtitle {
    font-size: 1.1rem;
}

/* Mobile First: Stacked Layout */
.bento-grid {
    display: flex;
    flex-direction: column; /* Stack cards vertically by default */
    gap: 1.5rem;
    width: 100%;
    max-width: 1000px;
    margin: 0 auto;
}

/* Shared Card Styles */
.bento-card {
    background: white;
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 0;
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    /* Mobile: Ensure visual is always at bottom or managed via flex order */
}

.bento-card:hover {
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-light);
    transform: translateY(-2px); /* Subtle lift on mobile touch/hover */
}

.bento-content {
    padding: 1.5rem; /* Smaller padding on mobile */
    z-index: 2;
    position: relative;
    flex: 1;
}

.bento-card h3 {
    font-size: 1.25rem;
    margin: 1rem 0 0.5rem;
}

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

.icon-box {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 0.5rem;
}

.icon-box.blue { background: #DBEAFE; color: var(--primary); }
.icon-box.green { background: #DCFCE7; color: var(--success); }
.icon-box.purple { background: #F3E8FF; color: #9333EA; }
.icon-box.orange { background: #FFEDD5; color: #EA580C; }

/* Visual Containers - Default Mobile */
.bento-visual {
    position: relative;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-light);
    height: 180px; /* Taller on mobile for visibility */
    width: 100%;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* UI Abstract Form (DS-160) */
.ui-abstract-form {
    background: white;
    width: 70%;
    height: 80%;
    border-radius: 8px;
    box-shadow: 0 4px 6px -1px rgba(0,0,0,0.05);
    border: 1px solid var(--border);
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    transform: perspective(800px) rotateY(-10deg) rotateX(5deg);
    transition: transform 0.3s ease;
}

.bento-card:hover .ui-abstract-form {
    transform: perspective(800px) rotateY(-5deg) rotateX(2deg) scale(1.02);
}

.ui-line {
    height: 8px;
    border-radius: 4px;
    background: #E2E8F0;
}

.ui-line.long { width: 100%; }
.ui-line.short { width: 60%; }
.ui-line.medium { width: 80%; }
.ui-line.warning { background: #FECACA; position: relative; }
.ui-line.warning::after {
    content: '!';
    position: absolute;
    right: -20px;
    top: -5px;
    color: #EF4444;
    font-weight: bold;
    font-size: 14px;
}

/* UI Chat Bubbles (Interview) */
.interview-visual {
    background: #F0FDF4; /* Light green tint */
}

.ui-chat-bubble {
    width: 60%;
    height: 30px;
    border-radius: 15px;
    position: absolute;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
}

.ui-chat-bubble.left {
    background: white;
    left: 20px;
    top: 40px;
    border-bottom-left-radius: 4px;
}

.ui-chat-bubble.right {
    background: #DCFCE7;
    right: 20px;
    top: 90px;
    border-bottom-right-radius: 4px;
}

/* UI Gauge (Prediction) */
.prediction-visual {
    background: #F5F3FF; /* Light purple tint */
}

.ui-gauge {
    width: 100px;
    height: 50px;
    background: transparent;
    position: relative;
    overflow: hidden;
}

.ui-gauge-arc {
    width: 100px;
    height: 100px;
    background: conic-gradient(from 180deg at 50% 50%, #9333EA 0deg, #E9D5FF 180deg);
    border-radius: 50%;
    position: absolute;
    top: 0;
    left: 0;
    mask-image: radial-gradient(transparent 30px, black 30px);
    -webkit-mask-image: radial-gradient(transparent 30px, black 30px);
}

.ui-gauge-needle {
    width: 40px;
    height: 4px;
    background: #4B5563;
    position: absolute;
    bottom: 0;
    left: 10px;
    transform-origin: 100% 50%;
    transform: rotate(45deg); /* Needle position */
    border-radius: 2px;
}

/* UI Doc Card (Documents) */
.docs-visual {
    background: #FFF7ED; /* Light orange tint */
}

.ui-doc-card {
    width: 80px;
    height: 100px;
    background: white;
    border: 1px solid var(--border);
    border-radius: 8px;
    position: absolute;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
}

.ui-doc-card.stacked {
    transform: rotate(10deg) translate(10px, 10px);
    z-index: 1;
    background: #FFEDD5;
}

/* Feature 1: DS-160 (Mobile) */
.bento-card.large {
    flex-direction: column; /* Stack content/image on mobile */
}

.bento-card.large .bento-content {
    width: 100%;
    padding: 1.5rem;
}

.bento-card.large .bento-visual {
    width: 100%;
    height: 200px;
    border-left: none;
    border-top: 1px solid var(--border-light);
    position: relative;
}

/* Desktop Layout (min-width: 1024px) - Grid Areas Approach */
@media (min-width: 1024px) {
    .section-title {
        font-size: 2.5rem;
    }

    .bento-grid {
        display: grid;
        grid-template-columns: 2fr 1fr 1fr; /* 3 flexible columns */
        grid-template-rows: auto auto; /* 2 rows */
        grid-template-areas: 
            "ds160 ds160 interview"
            "prediction docs docs";
        gap: 1.5rem;
    }

    /* Assign Areas */
    .bento-card.large {
        grid-area: ds160;
        flex-direction: row;
    }

    .bento-card.medium {
        grid-area: interview;
        flex-direction: column;
    }

    /* Target specifically by order for stability */
    .bento-card.small:nth-of-type(3) {
        grid-area: prediction;
        flex-direction: column;
    }

    .bento-card.small:nth-of-type(4) {
        grid-area: docs;
        flex-direction: row; /* Expand horizontally */
    }

    .bento-content {
        padding: 2rem;
    }

    /* Layout Specifics for horizontal cards (DS-160 & Docs) */
    .bento-card.large .bento-content,
    .bento-card.small:nth-of-type(4) .bento-content {
        width: 55%;
        padding: 3rem;
        display: flex;
        flex-direction: column;
        justify-content: center;
    }

    .bento-card.large .bento-visual,
    .bento-card.small:nth-of-type(4) .bento-visual {
        width: 45%;
        height: auto;
        position: absolute;
        right: 0;
        top: 0;
        bottom: 0;
        border-top: none;
        border-left: 1px solid var(--border-light);
    }
}


/* ====================
   How It Works (Steps)
   ==================== */

.how-it-works-section {
    padding: var(--space-3xl) 0;
    background: var(--bg-secondary);
}

.steps-row {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.step-card {
    flex: 1;
    min-width: 250px;
    background: white;
    padding: 2rem;
    border-radius: var(--radius-lg);
    text-align: center;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border);
}

.step-number {
    font-family: var(--font-heading);
    font-size: 3rem;
    font-weight: 800;
    color: #F1F5F9;
    line-height: 1;
    margin-bottom: 1rem;
}

.step-card:hover .step-number {
    color: #E0F2FE;
    transition: color 0.3s;
}

.step-arrow {
    font-size: 2rem;
    color: var(--text-muted);
    font-weight: 300;
}

/* ====================
   CTA Section
   ==================== */

.final-cta-section {
    padding: var(--space-3xl) 0;
    background: var(--primary);
    color: white;
    position: relative;
    overflow: hidden;
    text-align: center;
}

.cta-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(255,255,255,0.2) 0%, transparent 70%);
    pointer-events: none;
}

.cta-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
    margin: 0 auto;
}

.cta-title {
    color: white;
    font-size: 3rem;
    margin-bottom: 1rem;
}

.cta-subtitle {
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.25rem;
    margin-bottom: 2.5rem;
}

/* ====================
   Footer
   ==================== */

.footer {
    padding: var(--space-xl) 0;
    background: white;
    border-top: 1px solid var(--border);
}

.footer-row {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 2rem;
}

.footer-brand p {
    font-size: 0.9rem;
    margin-top: 0.5rem;
    max-width: 250px;
}

.footer-logo {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.25rem;
}

.footer-links {
    display: flex;
    gap: 2rem;
}

.footer-link {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.footer-bottom {
    border-top: 1px solid var(--border-light);
    padding-top: 1.5rem;
    text-align: center;
    font-size: 0.85rem;
    color: var(--text-muted);
}

/* ====================
   Particles
   ==================== */
.particles {
    position: fixed;
    top: 0; left: 0; width: 100%; height: 100%;
    pointer-events: none;
    z-index: 0;
    overflow: hidden;
}
.particle {
    position: absolute;
    border-radius: 50%;
    background: radial-gradient(circle, var(--primary-soft) 0%, transparent 70%);
    opacity: 0.5;
    animation: float 20s infinite ease-in-out;
}
.particle:nth-child(1) { width: 400px; height: 400px; top: -100px; left: -100px; }
.particle:nth-child(2) { width: 300px; height: 300px; top: 50%; right: -50px; animation-delay: -5s; }
.particle:nth-child(3) { width: 200px; height: 200px; bottom: -50px; left: 20%; animation-delay: -10s; background: radial-gradient(circle, rgba(16, 185, 129, 0.05) 0%, transparent 70%); }

/* ====================
   Responsive
   ==================== */

@media (max-width: 1024px) {
    .hero-title { font-size: 3rem; }
    .bento-grid {
        grid-template-columns: repeat(2, 1fr);
        grid-template-rows: auto;
    }
    .bento-card.large { grid-column: span 2; }
    .bento-card.medium { grid-column: span 1; }
    .bento-card.small { grid-column: span 1; }
}

@media (max-width: 768px) {
    .header-nav { display: none; }
    
    .hero-content-wrapper {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 3rem;
    }
    
    .hero-text-content { margin: 0 auto; }
    
    .form-row { flex-direction: column; }
    .btn { width: 100%; }
    
    .hero-image-container { display: none; /* or simplify for mobile */ }
    
    .bento-grid { grid-template-columns: 1fr; }
    .bento-card.large, .bento-card.medium, .bento-card.small { grid-column: span 1; }
    .bento-card.large { flex-direction: column; }
    .bento-card.large .bento-content { width: 100%; margin-bottom: 1rem; }
    .bento-visual { position: relative; width: 100%; height: 150px; }

    .steps-row { flex-direction: column; }
    .step-arrow { transform: rotate(90deg); margin: 1rem 0; }
    
    .footer-row { flex-direction: column; gap: 2rem; align-items: center; text-align: center; }
    .footer-brand p { margin: 0.5rem auto; }
}