/* ============================================
   CharityRadar — Refined Editorial Design
   ============================================ */

:root {
    /* Colors — Refined Editorial Palette (Blue + Amber) */
    --color-paper: #fafbfc;
    --color-cream: #f8fafc;
    --color-navy: #0f172a;
    --color-navy-light: #1e293b;
    --color-blue: #2563eb;
    --color-blue-hover: #1d4ed8;
    --color-blue-light: #3b82f6;
    --color-blue-pale: #dbeafe;
    --color-amber: #f59e0b;
    --color-amber-hover: #d97706;
    --color-amber-light: #fbbf24;
    --color-slate: #334155;
    --color-slate-muted: #64748b;
    --color-slate-light: #94a3b8;
    --color-border: #e2e8f0;
    --color-border-dark: #cbd5e1;
    --color-white: #ffffff;
    
    /* Typography */
    --font-display: 'Playfair Display', Georgia, serif;
    --font-body: 'DM Sans', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-mono: 'DM Mono', monospace;
    
    /* Spacing Scale */
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.25rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
    --space-10: 2.5rem;
    --space-12: 3rem;
    --space-16: 4rem;
    --space-20: 5rem;
    --space-24: 6rem;
    --space-28: 7rem;
    
    /* Layout */
    --container-max: 1100px;
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-full: 9999px;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.04);
    --shadow-md: 0 4px 12px rgba(15, 23, 42, 0.08);
    --shadow-lg: 0 12px 32px rgba(15, 23, 42, 0.12);
    --shadow-xl: 0 20px 48px rgba(15, 23, 42, 0.16);
    
    /* Transitions */
    --ease-out: cubic-bezier(0.215, 0.61, 0.355, 1);
    --ease-in-out: cubic-bezier(0.645, 0.045, 0.355, 1);
    --bounce-out: cubic-bezier(0.34, 1.56, 0.64, 1);
    --duration-fast: 200ms;
    --duration-base: 350ms;
    --duration-slow: 600ms;
}

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

html {
    font-size: 16px;
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-body);
    font-size: 1.125rem;
    line-height: 1.7;
    color: var(--color-slate);
    background-color: var(--color-paper);
    overflow-x: hidden;
}

/* Noise Texture Overlay */
.noise-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 9999;
    opacity: 0.03;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
}

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

a {
    color: var(--color-blue);
    text-decoration: none;
    transition: color var(--duration-fast) ease;
}

a:hover {
    color: var(--color-blue-hover);
}

/* ============================================
   Typography
   ============================================ */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 700;
    line-height: 1.2;
    color: var(--color-navy);
    letter-spacing: -0.02em;
}

h1 {
    font-size: clamp(2.75rem, 6vw, 4rem);
    margin-bottom: var(--space-6);
    line-height: 1.1;
}

h2 {
    font-size: clamp(2rem, 4vw, 2.75rem);
    margin-bottom: var(--space-4);
    line-height: 1.2;
}

h3 {
    font-size: 1.375rem;
    font-weight: 600;
    margin-bottom: var(--space-3);
    line-height: 1.3;
}

p {
    margin-bottom: var(--space-4);
}

.section-lead {
    font-size: 1.125rem;
    text-align: center;
    max-width: 650px;
    margin: 0 auto var(--space-10);
    color: var(--color-slate-muted);
    line-height: 1.8;
}

/* ============================================
   Layout Utilities
   ============================================ */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--space-6);
}

.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* ============================================
   Buttons
   ============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-3);
    padding: var(--space-4) var(--space-8);
    font-family: var(--font-body);
    font-size: 1rem;
    font-weight: 600;
    line-height: 1;
    text-align: center;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--duration-base) var(--ease-out);
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background-color: var(--color-blue);
    color: var(--color-white);
    box-shadow: 0 6px 20px rgba(37, 99, 235, 0.4);
    font-size: 1.0625rem;
    padding: var(--space-5) var(--space-10);
}

.btn-primary:hover {
    background-color: var(--color-blue-hover);
    color: var(--color-white);
    transform: translateY(-3px);
    box-shadow: 0 10px 32px rgba(37, 99, 235, 0.5);
}

.btn-primary:active {
    transform: translateY(0);
}

.btn-primary:focus-visible {
    outline: 2px solid var(--color-blue);
    outline-offset: 3px;
}

.btn-light {
    background-color: var(--color-white);
    color: var(--color-navy);
    box-shadow: 0 4px 14px rgba(0, 0, 0, 0.15);
}

.btn-light:hover {
    background-color: var(--color-cream);
    color: var(--color-navy);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
}

.btn-icon {
    display: inline-flex;
    transition: transform var(--duration-fast) ease;
}

.btn:hover .btn-icon {
    transform: translateX(3px);
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

/* ============================================
   Forms
   ============================================ */
.signup-form {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: var(--space-4);
    max-width: 520px;
    margin: var(--space-8) auto 0;
}

.form-row {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-3);
    width: 100%;
}

.form-group {
    flex: 1 1 200px;
    position: relative;
}

.signup-form input[type="text"],
.signup-form input[type="email"] {
    width: 100%;
    padding: var(--space-5) var(--space-5);
    font-family: var(--font-body);
    font-size: 1.0625rem;
    color: var(--color-slate);
    background-color: var(--color-white);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-md);
    transition: all var(--duration-fast) ease;
    box-shadow: var(--shadow-sm);
}

.signup-form input[type="text"]::placeholder,
.signup-form input[type="email"]::placeholder {
    color: var(--color-slate-light);
}

.signup-form input[type="text"]:focus,
.signup-form input[type="email"]:focus {
    outline: none;
    border-color: var(--color-blue);
    box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.15);
}

/* Hero CTA button pulse animation */
.hero .btn-primary {
    animation: buttonPulse 3s var(--ease-in-out) infinite;
}

@keyframes buttonPulse {
    0%, 100% {
        box-shadow: 0 6px 20px rgba(37, 99, 235, 0.4);
    }
    50% {
        box-shadow: 0 6px 28px rgba(37, 99, 235, 0.55);
    }
}

.signup-form input.error {
    border-color: #dc2626;
    box-shadow: 0 0 0 4px rgba(220, 38, 38, 0.12);
}

.form-error {
    font-size: 0.8125rem;
    color: #dc2626;
    margin-top: var(--space-2);
    display: none;
    font-weight: 500;
}

.form-error.show {
    display: block;
}

/* ALTCHA Floating UI Container */
altcha-widget {
    display: block;
    width: 100%;
    margin: var(--space-4) 0;
}

/* ALTCHA Widget Styling */
altcha-widget {
    --altcha-border-radius: 8px;
    --altcha-border-width: 1.5px;
    --altcha-color-border: var(--color-border);
    --altcha-color-base: var(--color-white);
    --altcha-color-text: var(--color-slate);
    --altcha-color-border-focus: var(--color-blue);
    --altcha-max-width: 100%;
}

/* Floating UI positioning */
altcha-widget[floating] {
    position: absolute;
    z-index: 1000;
}

.h-captcha {
    width: 100%;
    margin: var(--space-2) 0;
    display: flex;
    justify-content: center;
}

.h-captcha iframe {
    border-radius: var(--radius-md);
}

.h-captcha + .btn-primary {
    margin-top: var(--space-2);
}

.h-captcha iframe {
    border-radius: var(--radius-md);
}

.listmonk-form input[type="hidden"] {
    display: none;
}

/* ============================================
   Site Header
   ============================================ */
.site-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background-color: rgba(250, 249, 247, 0.95);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--color-border);
    padding: var(--space-4) 0;
    animation: slideDown 0.6s var(--ease-out);
}

@keyframes slideDown {
    from {
        transform: translateY(-100%);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

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

.logo-link {
    display: inline-block;
    line-height: 0;
}

.logo {
    height: 40px;
    width: auto;
}

.logo-small {
    height: 32px;
    margin-bottom: var(--space-2);
}

.site-nav {
    display: none;
    gap: var(--space-8);
}

.site-nav a {
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--color-slate-muted);
    position: relative;
}

.site-nav a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--color-blue);
    transition: width var(--duration-base) var(--ease-out);
}

.site-nav a:hover {
    color: var(--color-navy);
}

.site-nav a:hover::after {
    width: 100%;
}

@media (min-width: 768px) {
    .site-nav {
        display: flex;
    }
}

/* ============================================
   Hero Section
   ============================================ */
.hero {
    padding: var(--space-24) 0 var(--space-20);
    background: linear-gradient(180deg, var(--color-cream) 0%, var(--color-paper) 100%);
    position: relative;
    overflow: hidden;
}

.hero-bg-decoration {
    position: absolute;
    inset: 0;
    overflow: hidden;
    pointer-events: none;
}

.gradient-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.5;
}

.orb-1 {
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(37, 99, 235, 0.08) 0%, transparent 70%);
    top: -200px;
    right: -100px;
    animation: float 8s var(--ease-in-out) infinite;
}

.orb-2 {
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(15, 23, 42, 0.06) 0%, transparent 70%);
    bottom: -150px;
    left: -100px;
    animation: float 10s var(--ease-in-out) infinite reverse;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0); }
    50% { transform: translate(20px, -30px); }
}

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

@media (min-width: 900px) {
    .hero-layout {
        grid-template-columns: 1.1fr 0.9fr;
        gap: var(--space-16);
    }
}

.hero-content {
    position: relative;
    z-index: 1;
}

.hero-label {
    display: inline-flex;
    align-items: center;
    gap: var(--space-3);
    font-family: var(--font-mono);
    font-size: 0.8125rem;
    color: var(--color-slate-muted);
    margin-bottom: var(--space-5);
    padding: var(--space-2) var(--space-4);
    background-color: rgba(37, 99, 235, 0.08);
    border-radius: var(--radius-full);
    border: 1px solid rgba(37, 99, 235, 0.15);
    animation: fadeInUp 0.6s var(--ease-out) 0.1s both;
}

.label-line {
    width: 24px;
    height: 2px;
    background-color: var(--color-blue);
    border-radius: 2px;
}

.hero-content h1 {
    animation: fadeInUp 0.8s var(--ease-out) 0.2s both;
}

.hero-subheadline {
    font-size: 1.1875rem;
    color: var(--color-slate-muted);
    line-height: 1.8;
    max-width: 580px;
    animation: fadeInUp 0.8s var(--ease-out) 0.3s both;
}

.hero-cta-label {
    font-family: var(--font-mono);
    font-size: 0.875rem;
    color: var(--color-blue);
    font-weight: 500;
    margin-bottom: var(--space-4);
    animation: fadeInUp 0.8s var(--ease-out) 0.35s both;
}

.signup-form {
    animation: fadeInUp 0.8s var(--ease-out) 0.4s both;
}

/* Trust Badges */
.trust-badges {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--space-6);
    margin-top: var(--space-6);
    animation: fadeInUp 0.6s var(--ease-out) 0.6s both;
}

.trust-badge {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: 0.875rem;
    color: var(--color-slate-muted);
    transition: transform var(--duration-fast) ease;
}

.trust-badge:hover {
    transform: translateY(-2px);
}

.trust-badge svg {
    color: var(--color-amber);
    width: 18px;
    height: 18px;
    flex-shrink: 0;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(24px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Hero Visual */
.hero-visual-wrapper {
    display: flex;
    justify-content: center;
    align-items: center;
    animation: fadeIn 1s var(--ease-out) 0.5s both;
}

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

.hero-visual-card {
    position: relative;
    width: 100%;
    max-width: 420px;
    aspect-ratio: 1;
    background: linear-gradient(135deg, var(--color-white) 0%, var(--color-cream) 100%);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-lg), inset 0 1px 0 var(--color-white);
    padding: var(--space-6);
    overflow: hidden;
}

.hero-visual-card::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, rgba(37, 99, 235, 0.06) 0%, transparent 60%);
    pointer-events: none;
}

.hero-newsletter-preview {
    width: 100%;
    height: 100%;
}

/* Newsletter Preview Animations */
.email-card {
    opacity: 0;
    transform: translateY(20px);
    animation: emailReveal 0.8s var(--ease-out) 0.5s both;
}

@keyframes emailReveal {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.email-header {
    opacity: 0;
    animation: fadeIn 0.6s var(--ease-out) 0.7s both;
}

.subject-line {
    opacity: 0;
    transform: translateX(-10px);
    animation: slideIn 0.5s var(--ease-out) 0.9s both;
}

.subject-preview {
    opacity: 0;
    transform: translateX(-10px);
    animation: slideIn 0.5s var(--ease-out) 1s both;
}

.content-tag {
    opacity: 0;
    transform: translateX(-10px);
    animation: slideIn 0.5s var(--ease-out) 1.1s both;
}

.content-tag:nth-of-type(2) { animation-delay: 1.3s; }
.content-tag:nth-of-type(3) { animation-delay: 1.5s; }

.content-line {
    opacity: 0;
    animation: fadeIn 0.5s var(--ease-out) 1.2s both;
}

.content-line:nth-of-type(2) { animation-delay: 1.35s; }
.content-line:nth-of-type(3) { animation-delay: 1.4s; }
.content-line:nth-of-type(4) { animation-delay: 1.45s; }
.content-line:nth-of-type(5) { animation-delay: 1.5s; }
.content-line:nth-of-type(6) { animation-delay: 1.55s; }
.content-line:nth-of-type(7) { animation-delay: 1.6s; }
.content-line:nth-of-type(8) { animation-delay: 1.65s; }

.email-cta {
    opacity: 0;
    transform: scale(0.9);
    animation: ctaReveal 0.5s var(--ease-out) 1.8s both;
}

@keyframes slideIn {
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

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

@keyframes ctaReveal {
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.decor-circle {
    animation: float 6s var(--ease-in-out) infinite;
}

.decor-circle.delay-1 { animation-delay: 1s; }

.visual-label {
    position: absolute;
    bottom: var(--space-4);
    left: var(--space-4);
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--color-slate-muted);
    background-color: rgba(255, 255, 255, 0.9);
    padding: var(--space-2) var(--space-3);
    border-radius: var(--radius-full);
    border: 1px solid var(--color-border);
}

.label-dot {
    width: 6px;
    height: 6px;
    background-color: var(--color-blue);
    border-radius: 50%;
    animation: dotPulse 2s var(--ease-in-out) infinite;
}

@keyframes dotPulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.2); }
}

/* ============================================
   Section Dividers
   ============================================ */
.section-divider {
    display: flex;
    justify-content: center;
    color: var(--color-border);
}

.section-divider.decorative svg {
    width: 100%;
    max-width: 1200px;
    height: 20px;
}

/* Clear Section Separators - Enhanced Visual Dividers */
.section-separator {
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--color-blue), transparent);
    margin: 0;
    opacity: 0.3;
}

/* Distinct section backgrounds for clear separation */
.problem {
    background-color: var(--color-white);
}

.solution {
    background: linear-gradient(180deg, var(--color-cream) 0%, var(--color-white) 100%);
}

.benefits {
    background-color: var(--color-paper);
}

.what-you-get {
    background: linear-gradient(180deg, var(--color-white) 0%, var(--color-cream) 100%);
}

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

.faq {
    background: linear-gradient(180deg, var(--color-cream) 0%, var(--color-white) 100%);
}

.cta-final {
    background-color: var(--color-navy);
}

/* ============================================
   Section Headers
   ============================================ */
.section-label {
    display: block;
    font-family: var(--font-mono);
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--color-blue);
    margin-bottom: var(--space-3);
    text-align: center;
}

.section-label-amber {
    color: var(--color-amber);
}

.section-header {
    text-align: center;
    margin-bottom: var(--space-12);
}

.section-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    margin-bottom: var(--space-5);
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.1) 0%, rgba(37, 99, 235, 0.05) 100%);
    border-radius: var(--radius-md);
    color: var(--color-blue);
}

/* ============================================
   Problem Section
   ============================================ */
.problem {
    padding: var(--space-24) 0;
    background-color: var(--color-paper);
}

.problem-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-6);
    max-width: 900px;
    margin: 0 auto;
}

@media (min-width: 768px) {
    .problem-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.problem-item {
    padding: var(--space-8);
    background-color: var(--color-white);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-sm);
    transition: all var(--duration-base) var(--ease-out);
    opacity: 0;
    transform: translateY(30px);
}

.problem-item.visible {
    opacity: 1;
    transform: translateY(0);
}

.problem-item:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-xl);
    border-color: var(--color-blue-light);
}

.problem-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    margin-bottom: var(--space-5);
    background-color: rgba(15, 23, 42, 0.05);
    border-radius: var(--radius-md);
    color: var(--color-navy);
}

.problem-item h3 {
    font-family: var(--font-body);
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--color-navy);
    margin-bottom: var(--space-2);
}

.problem-item p {
    margin: 0;
    color: var(--color-slate-muted);
    font-size: 0.9375rem;
}

/* ============================================
   Solution Section
   ============================================ */
.solution {
    padding: var(--space-24) 0;
    background: linear-gradient(180deg, var(--color-paper) 0%, var(--color-cream) 100%);
    position: relative;
}

.solution::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--color-border), transparent);
}

.solution-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-6);
    max-width: 900px;
    margin: 0 auto;
}

@media (min-width: 768px) {
    .solution-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.solution-item {
    position: relative;
    padding: var(--space-8);
    background-color: var(--color-white);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-sm);
    transition: all var(--duration-base) var(--ease-out);
    opacity: 0;
    transform: translateY(30px);
    text-align: center;
}

.solution-item.visible {
    opacity: 1;
    transform: translateY(0);
}

.solution-item:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-xl);
}

.solution-icon-wrapper {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 64px;
    height: 64px;
    margin: 0 auto var(--space-5);
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.1) 0%, rgba(37, 99, 235, 0.05) 100%);
    border-radius: var(--radius-md);
    color: var(--color-blue);
}

.solution-item h3 {
    font-family: var(--font-body);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-navy);
    margin-bottom: var(--space-3);
}

.solution-item p {
    margin: 0;
    color: var(--color-slate-muted);
    font-size: 1rem;
    line-height: 1.6;
}

/* ============================================
   Benefits Section
   ============================================ */
.benefits {
    padding: var(--space-24) 0;
    background-color: var(--color-paper);
}

.benefits-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-8);
    max-width: 900px;
    margin: 0 auto;
}

@media (min-width: 768px) {
    .benefits-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.benefit-item {
    text-align: center;
    padding: var(--space-8);
    opacity: 0;
    transform: translateY(30px);
}

.benefit-item.visible {
    opacity: 1;
    transform: translateY(0);
}

.benefit-check {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 72px;
    height: 72px;
    margin: 0 auto var(--space-5);
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.1) 0%, rgba(37, 99, 235, 0.05) 100%);
    border-radius: 50%;
    color: var(--color-blue);
}

.benefit-item h3 {
    font-family: var(--font-body);
    font-size: 1.375rem;
    font-weight: 600;
    color: var(--color-navy);
    margin-bottom: var(--space-3);
}

.benefit-item p {
    color: var(--color-slate-muted);
    line-height: 1.7;
}

/* ============================================
   What You Get Section
   ============================================ */
.what-you-get {
    padding: var(--space-24) 0;
    background: linear-gradient(180deg, var(--color-cream) 0%, var(--color-paper) 100%);
}

.content-breakdown {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-4);
    max-width: 800px;
    margin: 0 auto;
}

@media (min-width: 768px) {
    .content-breakdown {
        grid-template-columns: repeat(2, 1fr);
    }
}

.content-section {
    display: flex;
    flex-direction: row;
    align-items: flex-start;
    gap: var(--space-4);
    padding: var(--space-6);
    background-color: var(--color-white);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
    border-left: 4px solid var(--color-blue);
    box-shadow: var(--shadow-sm);
    transition: all var(--duration-base) var(--ease-out);
    opacity: 0;
    transform: translateX(-20px);
}

.content-section.visible {
    opacity: 1;
    transform: translateX(0);
}

.content-section:hover {
    transform: translateX(8px);
    box-shadow: var(--shadow-md);
}

.content-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.1) 0%, rgba(37, 99, 235, 0.05) 100%);
    border-radius: var(--radius-md);
    color: var(--color-blue);
}

.content-text {
    flex: 1;
}

.content-section h3 {
    font-family: var(--font-body);
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--color-navy);
    margin: 0;
}

.content-section p {
    margin: 0;
    color: var(--color-slate-muted);
    font-size: 0.9375rem;
    line-height: 1.6;
}

/* ============================================
   About Section
   ============================================ */
.about {
    padding: var(--space-24) 0;
    background-color: var(--color-paper);
}

.about-content {
    max-width: 700px;
    margin: 0 auto;
}

.about-lead {
    font-size: 1.25rem;
    color: var(--color-navy);
    font-weight: 500;
    line-height: 1.8;
    margin-bottom: var(--space-6);
}

.about-content p {
    color: var(--color-slate-muted);
    font-size: 1.0625rem;
    line-height: 1.8;
}

/* ============================================
   FAQ Section
   ============================================ */
.faq {
    padding: var(--space-24) 0;
    background: linear-gradient(180deg, var(--color-paper) 0%, var(--color-cream) 100%);
}

.faq-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-4);
    max-width: 800px;
    margin: 0 auto;
}

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

.faq-item {
    padding: var(--space-6);
    background-color: var(--color-white);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
    transition: all var(--duration-base) var(--ease-out);
    opacity: 0;
    transform: translateY(20px);
}

.faq-item.visible {
    opacity: 1;
    transform: translateY(0);
}

.faq-item:hover {
    box-shadow: var(--shadow-md);
    border-color: var(--color-border-dark);
}

.faq-item h3 {
    font-family: var(--font-body);
    font-size: 1.0625rem;
    font-weight: 600;
    color: var(--color-navy);
    margin-bottom: var(--space-2);
}

.faq-item p {
    margin: 0;
    color: var(--color-slate-muted);
    font-size: 0.9375rem;
    line-height: 1.6;
}

/* ============================================
   CTA Final Section
   ============================================ */
.cta-final {
    padding: var(--space-24) 0;
    background-color: var(--color-navy);
    color: var(--color-white);
    position: relative;
    overflow: hidden;
}

.cta-bg-pattern {
    position: absolute;
    inset: 0;
    background-image: 
        linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
    background-size: 60px 60px;
    opacity: 0.5;
}

.cta-content {
    position: relative;
    z-index: 1;
    text-align: center;
}

.cta-content h2 {
    color: var(--color-white);
    margin-bottom: var(--space-4);
}

.cta-content p {
    color: rgba(255, 255, 255, 0.8);
    max-width: 500px;
    margin: 0 auto var(--space-8);
    font-size: 1.125rem;
}

.cta-final .signup-form input[type="text"],
.cta-final .signup-form input[type="email"] {
    background-color: var(--color-white);
    border-color: transparent;
}

.cta-final .signup-form input::placeholder {
    color: var(--color-slate-light);
}

/* ============================================
   Site Footer
   ============================================ */
.site-footer {
    padding: var(--space-12) 0 var(--space-8);
    background-color: var(--color-paper);
    border-top: 1px solid var(--color-border);
}

.footer-content {
    display: flex;
    flex-direction: column;
    gap: var(--space-6);
    margin-bottom: var(--space-8);
}

@media (min-width: 768px) {
    .footer-content {
        flex-direction: row;
        justify-content: space-between;
        align-items: flex-start;
    }
}

.footer-brand p {
    font-size: 0.9375rem;
    color: var(--color-slate-muted);
    margin: 0;
}

.footer-links {
    display: flex;
    gap: var(--space-6);
}

.footer-links a {
    font-size: 0.9375rem;
    color: var(--color-slate-muted);
}

.footer-links a:hover {
    color: var(--color-navy);
}

.footer-bottom {
    padding-top: var(--space-6);
    border-top: 1px solid var(--color-border);
}

.copyright {
    font-size: 0.8125rem;
    color: var(--color-slate-light);
    margin: 0;
}

/* ============================================
   Scroll Animations
   ============================================ */
.fade-in-section {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s var(--ease-out), transform 0.8s var(--ease-out);
}

.fade-in-section.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ============================================
   Form Success Message
   ============================================ */
.form-success {
    display: none;
    text-align: center;
    padding: var(--space-6);
    background-color: #ecfdf5;
    border: 1.5px solid #10b981;
    border-radius: var(--radius-md);
    color: #065f46;
    margin-top: var(--space-4);
    animation: fadeIn 0.4s var(--ease-out);
}

.form-success.show {
    display: block;
}

.form-success strong {
    font-weight: 600;
    display: block;
    margin-bottom: var(--space-1);
}

/* ============================================
   Scroll Animation Classes
   ============================================ */
.reveal-up {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s var(--ease-out), transform 0.8s var(--ease-out);
}

.reveal-left {
    opacity: 0;
    transform: translateX(-40px);
    transition: opacity 0.8s var(--ease-out), transform 0.8s var(--ease-out);
}

.reveal-right {
    opacity: 0;
    transform: translateX(40px);
    transition: opacity 0.8s var(--ease-out), transform 0.8s var(--ease-out);
}

.reveal-up.visible, .reveal-left.visible, .reveal-right.visible {
    opacity: 1;
    transform: translate(0, 0);
}

/* Icon Spin Animation */
.section-icon {
    animation: iconSpin 0.8s var(--bounce-out) both;
}

@keyframes iconSpin {
    from {
        opacity: 0;
        transform: translateY(20px) rotate(-180deg) scale(0.8);
    }
    to {
        opacity: 1;
        transform: translateY(0) rotate(0deg) scale(1);
    }
}

/* ============================================
   Button Shine Effect
   ============================================ */
.btn-primary {
    position: relative;
    overflow: hidden;
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: left 0.5s ease;
    pointer-events: none;
}

.btn-primary:hover::before {
    left: 100%;
}

/* ============================================
   Enhanced Card Hover Effects
   ============================================ */
.problem-item:hover, .solution-item:hover, .benefit-item:hover,
.content-section:hover, .faq-item:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 20px 40px rgba(15, 23, 42, 0.15);
    border-color: var(--color-blue-light);
}

/* ============================================
   Pattern Backgrounds (Subtle Overlays)
   ============================================ */
.problem::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: url('../img/pattern-dots.svg');
    background-repeat: repeat;
    background-position: top left;
    opacity: 0.5;
    pointer-events: none;
}

.benefits::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: url('../img/pattern-lines.svg');
    background-repeat: repeat;
    opacity: 0.3;
    pointer-events: none;
}

.problem, .benefits {
    position: relative;
}

/* ============================================
   Alternating Layout (Content Sections Only)
   ============================================ */
@media (min-width: 768px) {
    .content-section:nth-child(even) {
        flex-direction: row-reverse;
    }
}

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

/* ============================================
   Reduced Motion
   ============================================ */
@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }
    
    *, *::before, *::after {
        transition-duration: 0.01ms !important;
        animation-duration: 0.01ms !important;
    }
    
    .gradient-orb,
    .pulse-ring,
    .pulse-center,
    .data-node,
    .insight-card,
    .connect-line,
    .focus-beam,
    .focus-point,
    .arc-line,
    .label-dot,
    .email-card,
    .email-header,
    .subject-line,
    .subject-preview,
    .content-tag,
    .content-line,
    .email-cta,
    .decor-circle {
        animation: none;
    }
    
    .fade-in-section,
    .problem-item,
    .solution-item,
    .benefit-item,
    .content-section,
    .faq-item {
        opacity: 1;
        transform: none;
    }
}

/* ============================================
   Mobile Animation Reduction
   ============================================ */
@media (max-width: 767px) {
    .reveal-up, .reveal-left, .reveal-right {
        transform: translateY(20px);
    }
    
    .problem-item:hover, .solution-item:hover, .benefit-item:hover,
    .content-section:hover, .faq-item:hover {
        transform: translateY(-4px) scale(1.01);
    }
    
    .section-icon {
        animation-duration: 0.5s;
    }
}

/* ============================================
   Responsive Adjustments
   ============================================ */
@media (max-width: 640px) {
    .signup-form {
        align-items: stretch;
    }
    
    .form-row {
        flex-direction: column;
    }
    
    .form-group {
        flex: 1 1 100%;
    }
    
    .btn {
        width: 100%;
    }
    
    .hero {
        padding: var(--space-16) 0 var(--space-12);
    }
    
    .hero-visual-card {
        max-width: 100%;
    }
    
    h1 {
        font-size: 2.25rem;
    }
    
    h2 {
        font-size: 1.75rem;
    }
    
    .section-header {
        margin-bottom: var(--space-8);
    }
}

/* ============================================
   Skip Link (Accessibility)
   ============================================ */
.skip-link {
    position: absolute;
    top: -100%;
    left: 50%;
    transform: translateX(-50%);
    background-color: var(--color-navy);
    color: var(--color-white);
    padding: var(--space-3) var(--space-6);
    border-radius: var(--radius-md);
    font-weight: 600;
    z-index: 10000;
    transition: top var(--duration-fast) ease;
}

.skip-link:focus {
    top: var(--space-4);
    outline: 2px solid var(--color-blue);
    outline-offset: 2px;
}

/* ============================================
   FAQ Accordion
   ============================================ */
.faq-toggle {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    padding: var(--space-5) var(--space-6);
    background: none;
    border: none;
    cursor: pointer;
    text-align: left;
    gap: var(--space-4);
}

.faq-toggle h3 {
    margin: 0;
    font-family: var(--font-body);
    font-size: 1.0625rem;
    font-weight: 600;
    color: var(--color-navy);
    flex: 1;
}

.faq-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    color: var(--color-blue);
    transition: transform var(--duration-base) var(--ease-out);
    flex-shrink: 0;
}

.faq-item[aria-expanded="true"] .faq-icon,
.faq-toggle[aria-expanded="true"] .faq-icon {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--duration-slow) var(--ease-out), padding var(--duration-base) ease;
    padding: 0 var(--space-6);
}

.faq-answer.open {
    padding: 0 var(--space-6) var(--space-5);
}

.faq-answer p {
    margin: 0;
    color: var(--color-slate-muted);
    font-size: 0.9375rem;
    line-height: 1.7;
}

.faq-item.open .faq-answer {
    max-height: 200px;
}

/* ============================================
   Success Modal
   ============================================ */
.success-overlay {
    position: fixed;
    inset: 0;
    background-color: rgba(15, 23, 42, 0.8);
    backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--duration-base) var(--ease-out), visibility var(--duration-base) var(--ease-out);
    padding: var(--space-6);
}

.success-overlay.active {
    opacity: 1;
    visibility: visible;
}

.success-overlay[aria-hidden="true"] {
    opacity: 0;
    visibility: hidden;
}

.success-modal {
    background-color: var(--color-white);
    border-radius: var(--radius-lg);
    padding: var(--space-10);
    max-width: 480px;
    width: 100%;
    text-align: center;
    position: relative;
    transform: scale(0.9) translateY(20px);
    transition: transform var(--duration-base) var(--ease-out);
    box-shadow: var(--shadow-xl);
}

.success-overlay.active .success-modal {
    transform: scale(1) translateY(0);
}

.success-close {
    position: absolute;
    top: var(--space-4);
    right: var(--space-4);
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--space-2);
    color: var(--color-slate-muted);
    border-radius: var(--radius-sm);
    transition: color var(--duration-fast) ease, background-color var(--duration-fast) ease;
}

.success-close:hover {
    color: var(--color-navy);
    background-color: var(--color-cream);
}

.success-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--color-blue-pale) 0%, var(--color-blue) 100%);
    border-radius: 50%;
    color: var(--color-white);
    margin-bottom: var(--space-6);
}

.success-modal h2 {
    font-size: 1.75rem;
    margin-bottom: var(--space-3);
    color: var(--color-navy);
}

.success-message {
    color: var(--color-slate-muted);
    font-size: 1.0625rem;
    margin-bottom: var(--space-6);
}

.success-next-steps {
    background-color: var(--color-cream);
    border-radius: var(--radius-md);
    padding: var(--space-5);
    margin-bottom: var(--space-6);
    text-align: left;
}

.success-next-steps p {
    margin: 0 0 var(--space-3);
    color: var(--color-slate);
    font-size: 0.9375rem;
}

.success-next-steps strong {
    font-weight: 600;
    color: var(--color-navy);
}

.success-next-steps ol {
    margin: 0;
    padding-left: var(--space-5);
    color: var(--color-slate-muted);
    font-size: 0.9375rem;
}

.success-next-steps li {
    margin-bottom: var(--space-2);
    line-height: 1.6;
}

/* ============================================
   Footer Social Links
   ============================================ */
.footer-social {
    display: flex;
    gap: var(--space-4);
    margin-top: var(--space-4);
}

@media (min-width: 768px) {
    .footer-social {
        margin-top: 0;
    }
}

.social-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background-color: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    color: var(--color-slate-muted);
    transition: all var(--duration-fast) ease;
}

.social-link:hover {
    background-color: var(--color-navy);
    border-color: var(--color-navy);
    color: var(--color-white);
    transform: translateY(-2px);
}

.footer-note {
    font-size: 0.8125rem;
    color: var(--color-slate-light);
    margin-top: var(--space-6);
    text-align: center;
}

@media (min-width: 768px) {
    .footer-note {
        text-align: left;
        margin-top: var(--space-4);
    }
}

/* ============================================
   Privacy Policy Page
   ============================================ */
.privacy-section {
    padding: var(--space-24) 0;
    background-color: var(--color-paper);
}

.privacy-content {
    max-width: 700px;
    margin: 0 auto;
}

.privacy-content h1 {
    margin-bottom: var(--space-3);
}

.privacy-lead {
    font-family: var(--font-mono);
    font-size: 0.875rem;
    color: var(--color-slate-light);
    margin-bottom: var(--space-10);
}

.privacy-content h2 {
    font-size: 1.5rem;
    margin-top: var(--space-10);
    margin-bottom: var(--space-4);
    padding-bottom: var(--space-3);
    border-bottom: 1px solid var(--color-border);
}

.privacy-content p {
    color: var(--color-slate-muted);
    line-height: 1.8;
    margin-bottom: var(--space-4);
}

.privacy-content ul,
.privacy-content ol {
    margin: var(--space-4) 0;
    padding-left: var(--space-6);
}

.privacy-content li {
    color: var(--color-slate-muted);
    line-height: 1.7;
    margin-bottom: var(--space-2);
}

.privacy-content a {
    color: var(--color-blue);
    text-decoration: underline;
    text-underline-offset: 2px;
}

.privacy-content a:hover {
    color: var(--color-blue-hover);
}

.privacy-back-link {
    margin-top: var(--space-12);
    padding-top: var(--space-6);
    border-top: 1px solid var(--color-border);
}

.privacy-back-link a {
    font-weight: 500;
    color: var(--color-blue);
}

/* ============================================
   Mobile Navigation
   ============================================ */
.mobile-nav-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--space-2);
    color: var(--color-navy);
}

.mobile-nav-toggle svg {
    width: 24px;
    height: 24px;
}

@media (max-width: 767px) {
    .mobile-nav-toggle {
        display: block;
    }
    
    .site-nav {
        position: fixed;
        top: 73px;
        left: 0;
        right: 0;
        background-color: var(--color-white);
        border-bottom: 1px solid var(--color-border);
        flex-direction: column;
        padding: var(--space-4) var(--space-6);
        gap: 0;
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all var(--duration-base) var(--ease-out);
        z-index: 999;
        box-shadow: var(--shadow-md);
    }
    
    .site-nav.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .site-nav a {
        padding: var(--space-4) 0;
        border-bottom: 1px solid var(--color-border);
        font-size: 1rem;
    }
    
    .site-nav a:last-child {
        border-bottom: none;
    }
}
}