/* ===================================
   RHYDLE WAITLIST - CLEAN DESIGN
   Card-based layout on gray background
   =================================== */

:root {
    /* Page & Card Backgrounds */
    --bg-page: #F5F5F5;
    --bg-card: #FFFFFF;
    --bg-dark: #0A0A0A;
    --bg-dark-card: #141414;

    /* Text Colors */
    --text-primary: #0A0A0A;
    --text-secondary: #666666;
    --text-muted: #999999;
    --text-on-dark: #FAFAFA;
    --text-on-dark-muted: #A0A0A0;

    /* Borders */
    --border-light: #E5E5E5;
    --border-dark: #262626;

    /* Accent (Yellow/Orange from SVG) */
    --accent: #FFC107;
    --accent-hover: #FFB300;
    --accent-text: #0A0A0A;

    /* Secondary Accent - Orange for data highlights */
    --accent-neon: #FF6B2C;
    --accent-neon-glow: rgba(255, 107, 44, 0.3);

    /* Spacing (8px grid) */
    --space-1: 8px;
    --space-2: 16px;
    --space-3: 24px;
    --space-4: 32px;
    --space-5: 40px;
    --space-6: 48px;
    --space-7: 56px;
    --space-8: 64px;
    --space-10: 80px;
    --space-12: 96px;

    /* Typography - Financial Brutalism */
    --font-display: 'Instrument Serif', Georgia, serif;
    --font-mono: 'JetBrains Mono', 'Courier New', monospace;
    --font-family: var(--font-mono);

    /* Transitions */
    --transition: 200ms cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

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

body {
    font-family: var(--font-family);
    font-size: 16px;
    line-height: 1.5;
    color: var(--text-primary);
    background: var(--bg-page);
}

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

input,
select {
    font-family: inherit;
}

a {
    color: inherit;
    text-decoration: none;
}

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-3);
}

@media (max-width: 768px) {
    .container {
        padding: 0 var(--space-2);
    }
}

/* ===================================
   HERO SECTION - SPLIT BACKGROUND
   =================================== */

.hero-section {
    position: relative;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    margin-bottom: 0;
}

.hero-grid {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    flex: 1;
    align-items: center;
}

/* Left Column - Black Background */
.hero-left {
    grid-column: 1 / 7;
    background: var(--bg-dark);
    background-image: url('hero-left.jpg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    padding: calc(var(--space-8) * 1.5) calc(var(--space-8) * 2);
    min-height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    position: relative;
}

/* Scanline overlay effect */
.hero-left::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: repeating-linear-gradient(
        0deg,
        rgba(0, 0, 0, 0.15),
        rgba(0, 0, 0, 0.15) 1px,
        transparent 1px,
        transparent 2px
    );
    pointer-events: none;
    opacity: 0.3;
    z-index: 1;
}

/* Content above scanlines */
.hero-left > * {
    position: relative;
    z-index: 2;
}

.launch-badge {
    display: inline-block;
    padding: var(--space-1) var(--space-2);
    background: rgba(255, 255, 255, 0.1);
    font-size: 11px;
    font-weight: 500;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--text-on-dark-muted);
    border-radius: 4px;
    margin-bottom: var(--space-5);
    width: fit-content;
}

.hero-title {
    font-family: var(--font-display);
    font-size: 48px;
    font-weight: 700;
    line-height: 1.1;
    color: var(--accent);
    margin-bottom: var(--space-5);
    margin-top: var(--space-6);
    letter-spacing: -0.02em;
}

.hero-subtitle {
    font-size: 16px;
    font-weight: 400;
    line-height: 1.6;
    color: var(--text-on-dark-muted);
    margin-bottom: var(--space-4);
}

.hero-benefits {
    list-style: none;
    padding: 0;
    margin: 0 0 var(--space-6) 0;
}

.hero-benefits li {
    font-size: 16px;
    font-weight: 400;
    line-height: 1.5;
    color: var(--text-on-dark);
    margin-bottom: var(--space-3);
    padding-left: var(--space-3);
    position: relative;
}

.hero-benefits li::before {
    content: "▸";
    position: absolute;
    left: 0;
    color: var(--accent-neon);
    font-weight: bold;
    font-size: 16px;
    text-shadow: 0 0 8px var(--accent-neon-glow);
}

/* Hero Form */
.hero-form {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
    margin-top: var(--space-5);
}

.form-row {
    display: flex;
    flex-direction: column;
}

.form-input,
.form-select {
    width: 100%;
    padding: 12px var(--space-2);
    padding-right: var(--space-5);
    font-family: var(--font-mono);
    font-size: 16px;
    line-height: 1.5;
    color: var(--text-on-dark);
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 4px;
    transition: all var(--transition);
    outline: none;
    min-height: 48px;
    height: auto;
}

.form-input:focus,
.form-select:focus {
    border-color: var(--accent-neon);
    background: rgba(255, 255, 255, 0.08);
    box-shadow: 0 0 12px var(--accent-neon-glow);
}

.form-input::placeholder {
    color: var(--text-on-dark-muted);
}

.form-select {
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg width='12' height='8' viewBox='0 0 12 8' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1L6 6L11 1' stroke='%23A0A0A0' stroke-width='1.5' stroke-linecap='round'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 16px center;
    cursor: pointer;
    color: var(--text-on-dark);
}

.form-select option {
    color: var(--text-primary);
}

.form-trust {
    font-size: 14px;
    color: var(--text-on-dark-muted);
    text-align: center;
    margin-top: var(--space-1);
}

/* Primary Button */
.btn-primary {
    width: 100%;
    padding: var(--space-2) var(--space-3);
    background: var(--accent);
    color: var(--accent-text);
    font-family: var(--font-mono);
    font-size: 16px;
    font-weight: 600;
    text-align: center;
    border-radius: 4px;
    transition: all var(--transition);
    height: 56px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    position: relative;
    overflow: hidden;
}

/* Button hover glow effect */
.btn-primary::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.4);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn-primary:hover::after {
    width: 300px;
    height: 300px;
}

.btn-main-text {
    font-size: 16px;
    font-weight: 600;
    line-height: 1;
    position: relative;
    z-index: 1;
}

.btn-sub-text {
    font-size: 14px;
    font-weight: 500;
    line-height: 1;
    opacity: 0.9;
    position: relative;
    z-index: 1;
}

.btn-primary:hover {
    background: var(--accent-hover);
    transform: translateY(-1px);
}

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

.btn-primary:disabled {
    opacity: 0.7;
    cursor: not-allowed;
}

/* Spinner Loader */
.loader {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(0, 0, 0, 0.3);
    border-top-color: var(--accent-text);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    0% {
        transform: rotate(0deg);
    }
    100% {
        transform: rotate(360deg);
    }
}

/* Right Column - White Background */
.hero-right {
    grid-column: 7 / 13;
    background: var(--bg-card);
    background-image: url('hero-right.jpg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    padding: var(--space-8);
    padding-left: calc(var(--space-8) * 1.5);
    padding-right: calc(var(--space-8) * 2);
    min-height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    position: relative;
}

/* Subtle vignette for hero right */
.hero-right::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at center, transparent 30%, rgba(0, 0, 0, 0.05) 100%);
    pointer-events: none;
}

/* Logo - Top Left in Hero */
.hero-section .logo {
    position: absolute;
    top: var(--space-5);
    left: calc(var(--space-8) * 2);
    font-family: var(--font-mono);
    font-size: 20px;
    font-weight: 700;
    color: var(--text-on-dark);
    letter-spacing: 0.1em;
    z-index: 10;
    text-transform: uppercase;
}

.hero-illustration {
    width: 100%;
    max-width: 320px;
    height: auto;
    display: block;
}

/* Hero Footer */

/* ===================================
   SECTIONS
   =================================== */

.section-dark {
    background: var(--bg-dark);
    padding: var(--space-10) 0;
    margin: 0;
    position: relative;
}

/* Subtle grid overlay for dark sections */
.section-dark::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
    background-size: 40px 40px;
    pointer-events: none;
    opacity: 0.5;
}

.section-title {
    font-family: var(--font-display);
    font-size: 32px;
    font-weight: 600;
    text-align: center;
    margin-bottom: var(--space-6);
    color: var(--text-on-dark);
    letter-spacing: -0.01em;
}

/* ===================================
   PROBLEM SECTION
   =================================== */

.problem-section .container {
    max-width: 1400px;
    padding: 0;
}

.problem-grid {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: 0;
}

.problem-card {
    grid-column: span 4;
    background: var(--bg-dark-card);
    border-right: 1px solid var(--border-dark);
    border-top: 2px solid transparent;
    padding: var(--space-5);
    transition: all var(--transition);
    position: relative;
    z-index: 1;
    overflow: hidden;
}

/* Corner accent line */
.problem-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 80px;
    height: 2px;
    background: var(--accent-neon);
    box-shadow: 0 0 8px var(--accent-neon-glow);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s ease;
}

/* Subtle gradient background */
.problem-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(0, 255, 135, 0.02) 0%, transparent 50%);
    opacity: 0;
    transition: opacity 0.4s ease;
    pointer-events: none;
}

.problem-card:last-child {
    border-right: none;
}

.problem-card:hover {
    background: rgba(255, 255, 255, 0.05);
    border-top-color: var(--accent-neon);
    border-right-color: rgba(0, 255, 135, 0.3);
    box-shadow: 0 0 30px rgba(0, 255, 135, 0.15);
    transform: translateY(-2px);
}

.problem-card:hover::before {
    transform: scaleX(1);
}

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

.card-title {
    font-family: var(--font-display);
    font-size: 20px;
    font-weight: 600;
    color: var(--text-on-dark);
    margin-bottom: var(--space-3);
    letter-spacing: -0.01em;
    line-height: 1.3;
    position: relative;
    padding-left: var(--space-5);
}

/* Data number prefix */
.problem-card[data-number]::after {
    content: attr(data-number);
    position: absolute;
    top: var(--space-3);
    left: var(--space-3);
    font-family: var(--font-mono);
    font-size: 11px;
    font-weight: 600;
    color: var(--accent-neon);
    letter-spacing: 0.1em;
    opacity: 0.6;
}

.card-divider {
    width: 40px;
    height: 2px;
    background: linear-gradient(90deg, var(--accent-neon) 0%, transparent 100%);
    margin: var(--space-3) 0;
}

.card-description {
    font-family: var(--font-mono);
    font-size: 14px;
    line-height: 1.7;
    color: var(--text-on-dark-muted);
    letter-spacing: 0.01em;
}

/* ===================================
   SOLUTION CARD
   =================================== */

.solution-card {
    background: var(--bg-card);
    margin: 0;
    padding: var(--space-10) var(--space-8);
    position: relative;
}

/* Subtle top accent line */
.solution-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent 0%, var(--accent-neon) 50%, transparent 100%);
    opacity: 0.3;
}

.solution-card .section-title {
    color: var(--text-primary);
    margin-bottom: var(--space-6);
}

.solution-card .container {
    max-width: 1400px;
    padding: 0;
}

.solution-grid {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: 0;
}

.solution-card-item {
    grid-column: span 6;
    background: var(--bg-page);
    border-right: 1px solid var(--border-light);
    border-top: 2px solid transparent;
    padding: var(--space-5);
    transition: all var(--transition);
    position: relative;
    overflow: hidden;
}

/* Corner accent line */
.solution-card-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 80px;
    height: 2px;
    background: var(--accent-neon);
    box-shadow: 0 0 8px var(--accent-neon-glow);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s ease;
}

/* Subtle gradient background */
.solution-card-item::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(255, 107, 44, 0.03) 0%, transparent 50%);
    opacity: 0;
    transition: opacity 0.4s ease;
    pointer-events: none;
}

.solution-card-item:last-child {
    border-right: none;
}

.solution-card-item:hover {
    background: #EFEFEF;
    border-top-color: var(--accent-neon);
    border-right-color: var(--accent-neon-glow);
    box-shadow: 0 4px 30px var(--accent-neon-glow);
    transform: translateY(-2px);
}

.solution-card-item:hover::before {
    transform: scaleX(1);
}

.solution-card-item:hover::after {
    opacity: 1;
}


.solution-card-item .card-title {
    color: var(--text-primary);
    font-size: 22px;
    position: relative;
    z-index: 1;
    padding-left: var(--space-5);
    margin-bottom: var(--space-3);
}

/* Data number prefix for solution cards */
.solution-card-item[data-number]::after {
    content: attr(data-number);
    position: absolute;
    top: var(--space-3);
    left: var(--space-3);
    font-family: var(--font-mono);
    font-size: 11px;
    font-weight: 600;
    color: var(--accent-neon);
    letter-spacing: 0.1em;
    opacity: 0.6;
}

.solution-card-item .card-divider {
    background: linear-gradient(90deg, var(--accent-neon) 0%, transparent 100%);
    height: 2px;
    margin: var(--space-3) 0;
}

.solution-card-item .card-description {
    font-family: var(--font-mono);
    font-size: 14px;
    line-height: 1.7;
    color: var(--text-secondary);
    letter-spacing: 0.01em;
    position: relative;
    z-index: 1;
}

/* ===================================
   FAQ SECTION
   =================================== */

.faq-section {
    padding: var(--space-10) 0;
}

.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    border-bottom: 1px solid var(--border-dark);
    position: relative;
    transition: all var(--transition);
}

/* Accent line on active */
.faq-item::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 3px;
    background: var(--accent-neon);
    transform: scaleY(0);
    transform-origin: top;
    transition: transform 0.3s ease;
}

.faq-item.active::before {
    transform: scaleY(1);
}

.faq-item:hover {
    background: rgba(255, 255, 255, 0.02);
    padding-left: var(--space-2);
}

.faq-question {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-3) 0;
    font-family: var(--font-display);
    font-size: 17px;
    font-weight: 500;
    color: var(--text-on-dark);
    text-align: left;
    transition: all var(--transition);
    letter-spacing: -0.01em;
}

.faq-question:hover {
    color: var(--accent);
}

.faq-icon {
    font-size: 24px;
    color: var(--accent-neon);
    transition: transform var(--transition);
    flex-shrink: 0;
    margin-left: var(--space-2);
    font-weight: 300;
    text-shadow: 0 0 8px var(--accent-neon-glow);
}

.faq-item.active .faq-icon {
    transform: rotate(45deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition);
}

.faq-item.active .faq-answer {
    max-height: 300px;
}

.faq-answer-content {
    padding-bottom: var(--space-3);
    font-family: var(--font-mono);
    font-size: 14px;
    line-height: 1.7;
    color: var(--text-on-dark-muted);
    letter-spacing: 0.01em;
}

/* ===================================
   CTA CARD + FOOTER
   =================================== */

.cta-card {
    background: var(--bg-card);
    margin: 0;
    padding: var(--space-10) var(--space-8);
    position: relative;
}

/* Subtle top accent line */
.cta-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent 0%, var(--accent-neon) 50%, transparent 100%);
    opacity: 0.3;
}

.cta-card .section-title {
    color: var(--text-primary);
}

.cta-form {
    max-width: 480px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.cta-form .form-input,
.cta-form .form-select {
    color: var(--text-primary);
    background: rgba(0, 0, 0, 0.03);
    border: 1px solid var(--border-light);
}

.cta-form .form-input:focus,
.cta-form .form-select:focus {
    border-color: var(--accent);
    background: rgba(0, 0, 0, 0.05);
}

.cta-form .form-input::placeholder {
    color: var(--text-muted);
}

.cta-form .form-select {
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    color: var(--text-secondary);
    padding: 12px var(--space-2);
    padding-right: var(--space-5);
    line-height: 1.5;
    min-height: 48px;
    height: auto;
    background-image: url("data:image/svg+xml,%3Csvg width='12' height='8' viewBox='0 0 12 8' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1L6 6L11 1' stroke='%23666666' stroke-width='1.5' stroke-linecap='round'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 16px center;
    cursor: pointer;
}

.cta-form .form-select option {
    color: var(--text-primary);
    background: var(--bg-card);
}

.card-divider-full {
    width: 100%;
    height: 1px;
    background: var(--border-light);
    margin: var(--space-8) 0 var(--space-4);
}

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

.footer-brand {
    text-align: left;
}

.footer-logo {
    font-family: var(--font-mono);
    font-size: 20px;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: 0.1em;
    margin-bottom: var(--space-1);
    text-transform: uppercase;
}

.footer-tagline {
    font-size: 14px;
    color: var(--text-secondary);
}

.footer-links {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: 12px;
    color: var(--text-muted);
}

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

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

/* ===================================
   MODAL
   =================================== */

.modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition);
}

.modal.active {
    opacity: 1;
    pointer-events: all;
}

.modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(10, 10, 10, 0.7);
    backdrop-filter: blur(4px);
}

.modal-content {
    position: relative;
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-top: 3px solid var(--accent-neon);
    border-radius: 8px;
    padding: var(--space-6);
    max-width: 400px;
    width: 90%;
    text-align: center;
    transform: scale(0.95);
    transition: transform var(--transition);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

/* Corner accent */
.modal-content::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 80px;
    height: 3px;
    background: var(--accent-neon);
    box-shadow: 0 0 12px var(--accent-neon-glow);
}

.modal.active .modal-content {
    transform: scale(1);
}

.modal-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto var(--space-3);
    background: var(--accent-neon);
    color: var(--bg-dark);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    font-weight: 700;
    box-shadow: 0 0 20px var(--accent-neon-glow);
    animation: successPulse 1.5s ease-in-out;
}

@keyframes successPulse {
    0% {
        transform: scale(0);
        opacity: 0;
    }
    50% {
        transform: scale(1.1);
    }
    100% {
        transform: scale(1);
        opacity: 1;
    }
}

.modal-title {
    font-family: var(--font-display);
    font-size: 24px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--space-2);
    letter-spacing: -0.01em;
}

.modal-text {
    font-family: var(--font-mono);
    font-size: 14px;
    line-height: 1.6;
    color: var(--text-secondary);
    margin-bottom: var(--space-4);
    letter-spacing: 0.01em;
}

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

@media (max-width: 968px) {
    .hero-grid {
        grid-template-columns: 1fr;
    }

    .hero-section .logo {
        left: var(--space-4);
        top: var(--space-3);
    }

    .problem-grid,
    .solution-grid {
        grid-template-columns: 1fr;
    }

    .problem-card,
    .solution-card-item {
        grid-column: span 1;
        border-right: none;
        border-bottom: 1px solid var(--border-dark);
    }

    .solution-card-item {
        border-bottom: 1px solid var(--border-light);
    }

    .problem-card:last-child,
    .solution-card-item:last-child {
        border-bottom: none;
    }

    .hero-left {
        grid-column: 1 / -1;
        padding: var(--space-6) var(--space-4);
        order: 2;
    }

    .hero-right {
        grid-column: 1 / -1;
        padding: var(--space-6) var(--space-4);
        order: 1;
    }

    .hero-illustration {
        max-width: 350px;
    }

    .hero-footer {
        padding: var(--space-4);
    }

    .solution-card,
    .cta-card {
        padding: var(--space-6) var(--space-4);
    }

    .final-footer {
        flex-direction: column;
        gap: var(--space-3);
        text-align: center;
    }

    .footer-links {
        flex-wrap: wrap;
        justify-content: center;
    }
}

@media (max-width: 640px) {
    .hero-section {
        min-height: auto;
    }

    .hero-grid {
        padding-top: 0;
    }

    .hero-section .logo {
        left: var(--space-3);
        top: var(--space-4);
        font-size: 18px;
        color: var(--text-on-dark);
    }

    .hero-right {
        display: none;
    }

    .hero-left {
        grid-column: 1 / -1;
        order: 1;
        padding: var(--space-4) var(--space-3);
        padding-top: calc(var(--space-8) * 1.5);
        min-height: 100vh;
    }

    .hero-illustration {
        max-width: 280px;
    }

    .launch-badge {
        font-size: 10px;
        padding: 4px var(--space-1);
        margin-bottom: var(--space-2);
    }

    .hero-title {
        font-size: 40px;
        line-height: 1.2;
        margin-bottom: var(--space-4);
        margin-top: 0;
    }

    .hero-subtitle {
        font-size: 14px;
        line-height: 1.5;
        margin-bottom: var(--space-3);
    }

    .hero-benefits {
        margin-bottom: var(--space-4);
    }

    .hero-benefits li {
        font-size: 14px;
        line-height: 1.4;
        margin-bottom: var(--space-2);
        padding-left: var(--space-3);
    }

    .launch-badge {
        margin-bottom: var(--space-3);
    }

    .hero-form {
        margin-top: var(--space-3);
        gap: var(--space-2);
    }

    .form-input {
        height: 44px;
        font-size: 15px;
        padding: var(--space-2);
    }

    .form-select {
        min-height: 44px;
        height: auto;
        font-size: 15px;
        padding: 10px var(--space-2);
        padding-right: var(--space-5);
    }

    .btn-primary {
        height: 44px;
        font-size: 14px;
    }

    .form-trust {
        font-size: 12px;
        margin-top: 4px;
    }

    .hero-footer {
        flex-wrap: wrap;
        padding: var(--space-3);
        font-size: 11px;
    }

    .section-title {
        font-size: 24px;
    }

    .problem-grid,
    .solution-grid {
        grid-template-columns: 1fr;
    }

    .section-dark {
        padding: var(--space-6) 0;
    }

    .solution-card,
    .cta-card {
        padding: var(--space-6) var(--space-3);
    }
}

/* ===================================
   ANIMATIONS & EFFECTS
   =================================== */

/* Subtle pulsing glow on neon accents */
@keyframes neonPulse {
    0%, 100% {
        text-shadow: 0 0 8px var(--accent-neon-glow);
    }
    50% {
        text-shadow: 0 0 12px var(--accent-neon-glow), 0 0 20px var(--accent-neon-glow);
    }
}

.hero-benefits li::before {
    animation: neonPulse 3s ease-in-out infinite;
}

/* Smooth fade-in for cards */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.problem-card,
.solution-card-item {
    animation: fadeInUp 0.6s ease-out forwards;
    opacity: 0;
}

.problem-card:nth-child(1) {
    animation-delay: 0.1s;
}

.problem-card:nth-child(2) {
    animation-delay: 0.2s;
}

.problem-card:nth-child(3) {
    animation-delay: 0.3s;
}

.solution-card-item:nth-child(1) {
    animation-delay: 0.1s;
}

.solution-card-item:nth-child(2) {
    animation-delay: 0.2s;
}

/* ===================================
   ACCESSIBILITY
   =================================== */

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Focus styles for keyboard navigation */
button:focus-visible,
input:focus-visible,
select:focus-visible,
a:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}