/* ==========================================================================
   Harper Leigh — Premium Dark Glassmorphism Design System (Purple/Cyan Theme)
   ========================================================================== */

/* Design Tokens & Variables */
:root {
    --bg-main: #080710;             /* Void Dark Background */
    --bg-secondary: #0e0d16;        /* Slate Dark Background */
    --bg-card: rgba(22, 21, 34, 0.6); /* Semi-transparent Glass Card */
    --border-color: rgba(255, 255, 255, 0.06);
    --border-hover: rgba(139, 92, 246, 0.3); /* Purple hover border */
    
    --color-primary: #8b5cf6;       /* Violet / Purple */
    --color-primary-glow: rgba(139, 92, 246, 0.15);
    --color-secondary: #06b6d4;     /* Cyan */
    --color-accent: #10b981;        /* Emerald / Mint */
    
    --text-main: #ffffff;
    --text-muted: #94a3b8;
    --text-dark: #64748b;
    
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;
    
    --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --border-radius-lg: 16px;
    --border-radius-md: 12px;
}

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

html {
    scroll-behavior: smooth;
    background-color: var(--bg-main);
    color: var(--text-main);
    font-family: var(--font-body);
    font-size: 16px;
    overflow-x: hidden;
}

body {
    position: relative;
    line-height: 1.6;
    overflow-x: hidden;
}

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

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

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

/* Background Glowing Orbs (Dynamic Background) */
.glow-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
    opacity: 0.15;
    z-index: -1;
    pointer-events: none;
}
.orb-1 {
    top: 5%;
    left: 10%;
    width: 400px;
    height: 400px;
    background-color: var(--color-primary);
    animation: orbFloat 25s ease-in-out infinite alternate;
}
.orb-2 {
    top: 40%;
    right: 5%;
    width: 500px;
    height: 500px;
    background-color: var(--color-secondary);
    animation: orbFloat 35s ease-in-out infinite alternate-reverse;
}
.orb-3 {
    bottom: 10%;
    left: 20%;
    width: 350px;
    height: 350px;
    background-color: var(--color-primary);
    animation: orbFloat 20s ease-in-out infinite alternate;
}

@keyframes orbFloat {
    0% { transform: translate(0, 0) scale(1); }
    100% { transform: translate(40px, -50px) scale(1.1); }
}

/* Typography Utilities */
h1, h2, h3, h4 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.25;
}

.text-glow {
    background: linear-gradient(135deg, #a78bfa 0%, #06b6d4 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    display: inline-block;
}

.section-header {
    text-align: center;
    max-width: 750px;
    margin: 0 auto 64px auto;
}

.section-title {
    font-size: 2.5rem;
    margin-bottom: 16px;
}

.section-subtitle {
    color: var(--text-muted);
    font-size: 1.125rem;
}

/* Buttons System */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 28px;
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 1rem;
    border-radius: var(--border-radius-md);
    cursor: pointer;
    border: 1px solid transparent;
    transition: var(--transition-smooth);
    outline: none;
}

.btn-primary {
    background-color: var(--color-primary);
    color: #ffffff;
    box-shadow: 0 4px 20px rgba(139, 92, 246, 0.35);
}
.btn-primary:hover {
    background-color: #7c3aed;
    transform: translateY(-2px);
    box-shadow: 0 6px 24px rgba(139, 92, 246, 0.5);
}

.btn-outline {
    background-color: transparent;
    color: #ffffff;
    border-color: rgba(255, 255, 255, 0.15);
}
.btn-outline:hover {
    background-color: rgba(255, 255, 255, 0.05);
    border-color: rgba(255, 255, 255, 0.3);
    transform: translateY(-2px);
}

.btn-block {
    display: flex;
    width: 100%;
}

.btn-sm {
    padding: 10px 20px;
    font-size: 0.875rem;
}

/* Header & Navigation */
.main-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background-color: rgba(7, 7, 10, 0.7);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border-color);
    padding: 16px 0;
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 8px;
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.25rem;
}
.logo-icon {
    color: var(--color-primary);
    font-size: 1.5rem;
    line-height: 1;
}

.nav-menu {
    display: flex;
    gap: 32px;
}
.nav-menu a {
    font-size: 0.95rem;
    color: var(--text-muted);
    font-weight: 500;
}
.nav-menu a:hover {
    color: var(--text-main);
}

/* Hero Section */
.hero-section {
    padding: 120px 0 80px 0;
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
}

.hero-content {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.tagline {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 0.85rem;
    letter-spacing: 0.15em;
    color: var(--color-primary);
    margin-bottom: 16px;
    text-transform: uppercase;
}

.hero-title {
    font-size: 3.5rem;
    line-height: 1.15;
    margin-bottom: 24px;
    font-weight: 800;
    letter-spacing: -0.02em;
}

.hero-subtitle {
    color: var(--text-muted);
    font-size: 1.125rem;
    margin-bottom: 36px;
    max-width: 540px;
}

.hero-actions-container {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
    margin-bottom: 40px;
    width: 100%;
}

.hero-actions {
    display: flex;
    gap: 16px;
}

.hero-secondary-link {
    font-size: 0.95rem;
    color: var(--text-muted);
    border-bottom: 1px solid rgba(255, 255, 255, 0.15);
    padding-bottom: 2px;
}
.hero-secondary-link:hover {
    color: var(--color-primary);
    border-bottom-color: var(--color-primary);
}

/* Video Mockup Player */
.hero-media {
    width: 100%;
}

.video-mockup-wrapper {
    background-color: #161522;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5),
                0 0 40px var(--color-primary-glow);
    transition: var(--transition-smooth);
}
.video-mockup-wrapper:hover {
    border-color: var(--border-hover);
}

.browser-topbar {
    background-color: rgba(255, 255, 255, 0.03);
    padding: 12px 18px;
    display: flex;
    align-items: center;
    gap: 8px;
    border-bottom: 1px solid var(--border-color);
}
.browser-topbar .dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
}
.browser-topbar .dot.red { background-color: #ef4444; }
.browser-topbar .dot.yellow { background-color: #f59e0b; }
.browser-topbar .dot.green { background-color: #10b981; }
.browser-title {
    margin-left: 12px;
    font-size: 0.75rem;
    color: var(--text-dark);
    font-family: var(--font-heading);
}

.video-container {
    position: relative;
    padding-bottom: 56.25%;
    height: 0;
    overflow: hidden;
    background-color: #000;
}
.video-container iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: 0;
}

/* VSL Caption Section styling */
.vsl-caption-section {
    padding: 60px 0;
    background-color: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}
.vsl-header {
    font-size: 2rem;
    margin-bottom: 12px;
}
.vsl-text {
    color: var(--text-muted);
    font-size: 1.1rem;
    max-width: 700px;
    margin: 0 auto;
}

/* Section 2: Reality Check / Problem Cards */
.problem-section {
    padding: 100px 0;
    background-color: var(--bg-main);
}

.problem-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
    margin-bottom: 60px;
}

.problem-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    padding: 40px;
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    transition: var(--transition-smooth);
}
.problem-card:hover {
    transform: translateY(-8px);
    border-color: var(--border-hover);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.4);
}

.card-icon {
    font-size: 2.2rem;
    margin-bottom: 24px;
}

.card-title {
    font-size: 1.5rem;
    margin-bottom: 16px;
    font-weight: 600;
}

.card-text {
    color: var(--text-muted);
    font-style: italic;
    font-size: 0.95rem;
    border-left: 2px solid var(--color-primary);
    padding-left: 14px;
}

.card-footer-glow {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
    transform: scaleX(0);
    transform-origin: left;
    transition: var(--transition-smooth);
}
.problem-card:hover .card-footer-glow {
    transform: scaleX(1);
}

.problem-conclusion {
    max-width: 900px;
    margin: 0 auto;
}

.conclusion-box {
    background: var(--bg-card);
    border: 1px dashed var(--border-hover);
    border-radius: var(--border-radius-lg);
    padding: 40px;
    text-align: center;
}

.conclusion-text {
    font-size: 1.5rem;
    font-style: italic;
    line-height: 1.45;
    max-width: 750px;
    margin: 0 auto;
}

/* Section 3: The Content Engine / Steps */
.engine-section {
    padding: 100px 0;
    background-color: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.engine-steps {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
    margin-bottom: 60px;
}

.step-item {
    display: flex;
    align-items: flex-start;
    gap: 32px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    padding: 40px;
    border-radius: var(--border-radius-lg);
    transition: var(--transition-smooth);
}
.step-item:hover {
    border-color: var(--border-hover);
}

.step-number {
    font-family: var(--font-heading);
    font-size: 3rem;
    font-weight: 800;
    color: var(--color-primary);
    opacity: 0.8;
    line-height: 1;
}

.step-info h3 {
    font-size: 1.35rem;
    margin-bottom: 10px;
}
.step-info p {
    color: var(--text-muted);
}

.conclusion-phrase {
    font-family: var(--font-heading);
    font-size: 2.2rem;
    font-weight: 700;
    color: #ffffff;
    margin-top: 48px;
}

/* Interactive Calculator Styling */
.calculator-container {
    background: radial-gradient(120% 120% at 50% 0%, rgba(22, 21, 34, 0.8) 0%, rgba(14, 13, 22, 0.9) 100%);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    padding: 48px;
    max-width: 900px;
    margin: 0 auto;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.calc-title {
    text-align: center;
    font-size: 1.75rem;
    margin-bottom: 12px;
}
.calc-subtitle {
    text-align: center;
    color: var(--text-muted);
    margin-bottom: 40px;
}

.calc-slider-box {
    margin-bottom: 48px;
}
.slider-header {
    display: flex;
    justify-content: space-between;
    font-size: 1.1rem;
    margin-bottom: 16px;
}
.slider-bold {
    font-weight: 700;
    color: var(--color-secondary);
}

/* Custom Slider Styling */
#time-slider {
    width: 100%;
    -webkit-appearance: none;
    background: #1e1b2e;
    height: 8px;
    border-radius: 4px;
    outline: none;
}
#time-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: var(--color-primary);
    cursor: pointer;
    box-shadow: 0 0 10px var(--color-primary);
    transition: var(--transition-smooth);
}
#time-slider::-webkit-slider-thumb:hover {
    transform: scale(1.15);
}

.calc-results-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.calc-result-card {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-md);
    padding: 24px;
    text-align: center;
    transition: var(--transition-smooth);
}
.calc-result-card:hover {
    border-color: rgba(139, 92, 246, 0.2);
    transform: translateY(-4px);
}

.result-num {
    font-family: var(--font-heading);
    font-size: 3rem;
    font-weight: 700;
    color: #ffffff;
    margin-bottom: 8px;
}
.result-label {
    font-size: 0.9rem;
    color: var(--text-muted);
}

/* 7-Day Sprint Offer Section Styling */
.pricing-section {
    padding: 100px 0;
    background-color: var(--bg-main);
}

.trial-offer-box {
    display: grid;
    grid-template-columns: 1.25fr 0.75fr;
    gap: 48px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    padding: 56px;
    box-shadow: 0 20px 45px rgba(0, 0, 0, 0.4);
    align-items: stretch;
    max-width: 1000px;
    margin: 0 auto;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}

.trial-details h3 {
    font-size: 1.6rem;
    margin-bottom: 24px;
}

.trial-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-bottom: 36px;
}
.trial-list li {
    font-size: 1.05rem;
    color: var(--text-main);
}

.trial-guarantees {
    border-top: 1px solid var(--border-color);
    padding-top: 24px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}
.trial-guarantees p {
    font-size: 0.95rem;
    color: var(--text-muted);
}
.trial-guarantees strong {
    color: var(--color-primary);
}

.trial-card {
    background: rgba(255, 255, 255, 0.02);
    border: 2px solid var(--color-primary);
    border-radius: var(--border-radius-lg);
    padding: 48px 36px;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    box-shadow: 0 15px 35px rgba(139, 92, 246, 0.15);
}

.trial-badge {
    background-color: var(--color-primary);
    color: #ffffff;
    font-size: 0.7rem;
    font-weight: 700;
    padding: 6px 12px;
    border-radius: 20px;
    margin-bottom: 20px;
}

.trial-title {
    font-size: 1.8rem;
    margin-bottom: 12px;
}

.trial-price {
    font-size: 3.5rem;
    font-weight: 700;
    color: #ffffff;
    margin-bottom: 16px;
}

.trial-desc {
    font-size: 0.95rem;
    color: var(--text-muted);
    margin-bottom: 32px;
}

/* FAQ Section */
.faq-section {
    padding: 100px 0;
    background-color: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.faq-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.faq-item {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    padding: 40px;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}
.faq-item h4 {
    font-size: 1.35rem;
    font-weight: 600;
    margin-bottom: 20px;
    color: var(--color-primary);
}
.faq-item p {
    color: var(--text-muted);
    font-size: 0.95rem;
    line-height: 1.65;
}

/* Action Dual Section */
.cta-dual-section {
    padding: 100px 0;
}

.cta-dual-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
}

.cta-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    padding: 48px;
}

.cta-card-title {
    font-size: 1.8rem;
    margin-bottom: 12px;
}
.cta-card-desc {
    color: var(--text-muted);
    font-size: 0.95rem;
    margin-bottom: 32px;
}

/* Mock Calendar Styling */
.mock-calendar {
    width: 100%;
    background: #141320;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-md);
    padding: 24px;
    margin-bottom: 28px;
}

.calendar-header {
    text-align: center;
    margin-bottom: 16px;
    font-weight: 600;
}

.calendar-weekdays {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    text-align: center;
    font-size: 0.75rem;
    color: var(--text-dark);
    margin-bottom: 12px;
}

.calendar-days {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    text-align: center;
    gap: 8px;
    margin-bottom: 20px;
}
.calendar-days span {
    font-size: 0.85rem;
    padding: 8px 0;
    border-radius: 4px;
    color: var(--text-dark);
}
.calendar-days span.active-day {
    color: #ffffff;
    cursor: pointer;
}
.calendar-days span.active-day:hover {
    background: rgba(255, 255, 255, 0.05);
}
.calendar-days span.active-day.selected {
    background: var(--color-primary);
    font-weight: 700;
}
.calendar-days span.muted {
    opacity: 0.2;
}

.time-slots {
    display: flex;
    gap: 8px;
    justify-content: center;
}
.time-slot {
    flex: 1;
    background: #1c1a2e;
    border: 1px solid var(--border-color);
    color: #ffffff;
    padding: 10px;
    border-radius: 6px;
    font-size: 0.8rem;
    cursor: pointer;
    font-weight: 500;
    transition: var(--transition-smooth);
}
.time-slot.active, .time-slot:hover {
    border-color: var(--color-primary);
    background: rgba(139, 92, 246, 0.1);
}

/* Playbook Mockup Graphic */
.playbook-mockup {
    width: 100%;
    display: flex;
    justify-content: center;
    margin-bottom: 32px;
}

.book-cover {
    width: 160px;
    height: 220px;
    background: linear-gradient(135deg, #7c3aed 0%, #06b6d4 100%);
    border-radius: 4px 12px 12px 4px;
    box-shadow: 10px 15px 30px rgba(0, 0, 0, 0.4),
                inset 8px 0 10px rgba(255, 255, 255, 0.15);
    padding: 24px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    position: relative;
    border-left: 5px solid rgba(0,0,0,0.25);
}

.book-mini-tag {
    font-size: 0.6rem;
    font-weight: 800;
    letter-spacing: 1px;
    color: rgba(255, 255, 255, 0.7);
}
.book-title {
    font-size: 1.1rem;
    line-height: 1.2;
    color: #ffffff;
    font-weight: 800;
    margin-top: 12px;
}
.book-author {
    font-size: 0.65rem;
    color: rgba(255, 255, 255, 0.8);
}

.playbook-form {
    width: 100%;
}
.form-group {
    width: 100%;
    margin-bottom: 16px;
}
.form-group input {
    width: 100%;
    background: #141320;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-md);
    padding: 14px 18px;
    color: #ffffff;
    outline: none;
    font-size: 0.95rem;
    transition: var(--transition-smooth);
}
.form-group input:focus {
    border-color: var(--color-primary);
}

/* Success Toast Inline Messages */
.toast-message {
    display: none;
    width: 100%;
    margin-top: 16px;
    padding: 14px;
    border-radius: var(--border-radius-md);
    font-size: 0.9rem;
    text-align: center;
}
.success-message {
    background-color: rgba(16, 185, 129, 0.1);
    border: 1px solid var(--color-accent);
    color: var(--color-accent);
}

/* Final CTA Section */
.final-cta-section {
    padding: 100px 0;
    background: radial-gradient(100% 100% at 50% 50%, rgba(22, 21, 34, 0.3) 0%, rgba(8, 7, 16, 1) 100%);
    border-top: 1px solid var(--border-color);
    text-align: center;
}
.final-cta-container {
    max-width: 800px;
    margin: 0 auto;
}
.final-headline {
    font-size: 3rem;
    margin-bottom: 24px;
    line-height: 1.25;
}
.final-subheadline {
    font-size: 1.2rem;
    color: var(--text-muted);
    margin-bottom: 40px;
}
.final-actions {
    display: flex;
    justify-content: center;
    gap: 16px;
}

/* Footer Section */
.main-footer {
    border-top: 1px solid var(--border-color);
    padding: 80px 0 40px 0;
    background-color: #040407;
}

.footer-container {
    display: flex;
    justify-content: space-between;
    margin-bottom: 60px;
}

.footer-brand {
    max-width: 320px;
}
.footer-brand .logo {
    margin-bottom: 16px;
}
.footer-tagline {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.footer-links {
    display: flex;
    gap: 80px;
}

.link-group {
    display: flex;
    flex-direction: column;
    gap: 12px;
}
.link-group h4 {
    font-size: 0.9rem;
    color: #ffffff;
    margin-bottom: 8px;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}
.link-group a {
    font-size: 0.9rem;
    color: var(--text-muted);
}
.link-group a:hover {
    color: #ffffff;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.03);
    padding-top: 32px;
}

.footer-bottom-container {
    display: flex;
    justify-content: space-between;
    font-size: 0.85rem;
    color: var(--text-dark);
}

.social-links {
    display: flex;
    gap: 24px;
}
.social-links a:hover {
    color: #ffffff;
}

/* ==========================================================================
   Responsive Breakpoints (Media Queries)
   ========================================================================== */

/* Laptop & Tablet Landscape (1024px and down) */
@media screen and (max-width: 1024px) {
    .container {
        padding: 0 32px;
    }
    
    .hero-container {
        gap: 32px;
    }
    
    .hero-title {
        font-size: 2.8rem;
    }
    
    .problem-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }
    
    .trial-offer-box {
        grid-template-columns: 1fr;
        padding: 40px;
        gap: 32px;
    }
    
    .trial-card {
        padding: 32px;
    }
    
    .faq-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }
    .faq-item {
        grid-column: span 1 !important;
    }
}

/* Mobile & Small Tablets (768px and down) */
@media screen and (max-width: 768px) {
    html {
        font-size: 15px;
    }
    
    .main-header {
        padding: 12px 0;
    }
    
    .nav-menu {
        display: none;
    }
    
    .hero-container {
        grid-template-columns: 1fr;
        gap: 48px;
        text-align: center;
    }
    
    .hero-content {
        align-items: center;
    }
    
    .hero-subtitle {
        margin-left: auto;
        margin-right: auto;
    }
    
    .hero-actions-container {
        align-items: center;
    }
    
    .hero-actions {
        width: 100%;
        flex-direction: column;
        gap: 12px;
    }
    .hero-actions .btn {
        width: 100%;
    }
    
    .engine-steps {
        grid-template-columns: 1fr;
        gap: 24px;
    }
    .step-item {
        grid-column: span 1 !important;
        flex-direction: column;
        gap: 16px;
        padding: 24px;
    }
    
    .calculator-container {
        padding: 24px;
    }
    
    .calc-results-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }
    
    .cta-dual-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }
    
    .cta-card {
        padding: 32px;
    }
    
    .final-headline {
        font-size: 2.2rem;
    }
    
    .final-actions {
        flex-direction: column;
        gap: 12px;
        align-items: center;
    }
    .final-actions .btn {
        width: 100%;
    }
    
    .footer-container {
        flex-direction: column;
        gap: 40px;
    }
    
    .footer-links {
        flex-direction: column;
        gap: 32px;
    }
    
    .footer-bottom-container {
        flex-direction: column;
        gap: 16px;
        text-align: center;
    }
}