/* ===================================
   CSS VARIABLES & RESET
   =================================== */

:root {
    /* Colors - Industrial Contractor Palette */
    --color-primary: #1a1a1a;
    --color-primary-dark: #0d0d0d;
    --color-accent: #fbbf24;
    --color-accent-dark: #f59e0b;
    --color-cta: #ff6b35;
    --color-cta-dark: #e85a28;
    --color-dark: #2d2d2d;
    --color-gray: #6b7280;
    --color-steel: #9ca3af;
    --color-light-gray: #e5e7eb;
    --color-bg-light: #fafafa;
    --color-white: #ffffff;

    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
    --font-weight-extrabold: 800;
    --font-weight-black: 900;

    /* Spacing - Consistent rhythm throughout */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2.5rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    --spacing-3xl: 5rem;
    --spacing-4xl: 6rem;

    /* Border Radius - Minimal for industrial feel */
    --radius-sm: 0.25rem;
    --radius-md: 0.375rem;
    --radius-lg: 0.5rem;
    --radius-xl: 0.75rem;

    /* Shadows - Bold and defined with more depth */
    --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 12px -2px rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 10px 25px -5px rgba(0, 0, 0, 0.2);
    --shadow-xl: 0 20px 40px -8px rgba(0, 0, 0, 0.3);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.35);

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-normal: 250ms ease;
    --transition-slow: 350ms ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    font-size: 16px;
    line-height: 1.6;
    color: var(--color-dark);
    background-color: var(--color-white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

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

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

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

@media (min-width: 768px) {
    .container {
        padding: 0 var(--spacing-xl);
    }
}

/* ===================================
   NAVIGATION
   =================================== */

.nav {
    background-color: var(--color-white);
    border-bottom: 1px solid var(--color-light-gray);
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: var(--shadow-sm);
}

.nav-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md) 0;
}

.logo {
    font-size: 1.5rem;
    font-weight: var(--font-weight-extrabold);
    color: var(--color-primary);
    letter-spacing: -0.02em;
}

.nav-cta {
    font-size: 0.875rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-primary);
    padding: 0.625rem var(--spacing-md);
    border: 3px solid var(--color-primary);
    border-radius: var(--radius-md);
    transition: all var(--transition-normal);
    min-height: 48px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.nav-cta:hover {
    background-color: var(--color-primary);
    color: var(--color-accent);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.nav-cta:active {
    transform: translateY(0);
}

@media (min-width: 768px) {
    .nav-cta {
        font-size: 1rem;
        padding: 0.75rem var(--spacing-lg);
    }
}

/* ===================================
   HERO SECTION
   =================================== */

.hero {
    background: linear-gradient(135deg, var(--color-bg-light) 0%, var(--color-white) 100%);
    padding: var(--spacing-3xl) 0 var(--spacing-4xl) 0;
    text-align: center;
    border-bottom: 4px solid var(--color-accent);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(251, 191, 36, 0.08) 0%, transparent 70%);
    pointer-events: none;
}

.hero::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -15%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(26, 26, 26, 0.03) 0%, transparent 70%);
    pointer-events: none;
}

.hero-content {
    max-width: 900px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

/* Social Proof Badge */
.social-proof-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background-color: rgba(251, 191, 36, 0.1);
    border: 2px solid var(--color-accent);
    border-radius: 50px;
    padding: 0.625rem 1.25rem;
    margin-bottom: var(--spacing-lg);
    font-size: 0.875rem;
    font-weight: var(--font-weight-semibold);
    color: var(--color-primary);
    animation: fadeInUp 0.8s ease-out 0.2s backwards;
    box-shadow: var(--shadow-sm);
}

.badge-icon {
    color: var(--color-accent);
    flex-shrink: 0;
}

.hero-headline {
    font-size: 2.75rem;
    font-weight: var(--font-weight-black);
    line-height: 1.1;
    color: var(--color-primary);
    margin-bottom: var(--spacing-lg);
    letter-spacing: -0.04em;
}

.highlight-text {
    color: var(--color-accent);
    font-style: italic;
    position: relative;
}

.hero-subheadline {
    font-size: 1.1875rem;
    line-height: 1.75;
    color: var(--color-gray);
    margin-bottom: var(--spacing-xl);
    max-width: 750px;
    margin-left: auto;
    margin-right: auto;
    font-weight: var(--font-weight-medium);
}

.hero-cta-container {
    margin-bottom: var(--spacing-lg);
}

.urgency-text {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    color: var(--color-cta);
    margin-top: var(--spacing-sm);
    font-weight: var(--font-weight-bold);
    animation: pulse 2s ease-in-out infinite;
}

.urgency-icon {
    color: var(--color-cta);
    flex-shrink: 0;
}

.trust-line {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9375rem;
    color: var(--color-gray);
    margin-top: var(--spacing-md);
    font-weight: var(--font-weight-medium);
}

.trust-icon {
    color: var(--color-accent);
    flex-shrink: 0;
}

@media (min-width: 768px) {
    .hero {
        padding: var(--spacing-4xl) 0 5rem 0;
    }

    .social-proof-badge {
        font-size: 0.9375rem;
        padding: 0.75rem 1.5rem;
    }

    .hero-headline {
        font-size: 4.5rem;
        margin-bottom: var(--spacing-xl);
    }

    .hero-subheadline {
        font-size: 1.375rem;
        line-height: 1.7;
    }

    .urgency-text {
        font-size: 0.9375rem;
    }

    .trust-line {
        font-size: 1.0625rem;
    }
}

@media (min-width: 1024px) {
    .hero-headline {
        font-size: 5rem;
        letter-spacing: -0.05em;
    }
}

/* ===================================
   CTA BUTTONS
   =================================== */

.cta-button {
    display: inline-block;
    font-size: 1rem;
    font-weight: var(--font-weight-bold);
    padding: 1rem 2rem;
    border-radius: var(--radius-md);
    transition: all var(--transition-normal);
    text-align: center;
    border: 3px solid transparent;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    position: relative;
    overflow: hidden;
    min-height: 48px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.cta-button::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    transform: translate(-50%, -50%);
    transition: width 0.6s ease, height 0.6s ease;
}

.cta-button:hover::before {
    width: 300px;
    height: 300px;
}

.cta-button-primary {
    background-color: var(--color-cta);
    color: var(--color-white);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-cta);
}

.cta-button-primary:hover {
    background-color: var(--color-cta-dark);
    border-color: var(--color-cta-dark);
    transform: translateY(-4px) scale(1.02);
    box-shadow: var(--shadow-2xl);
}

.cta-button-primary:active {
    transform: translateY(-2px) scale(1);
}

.cta-button-hero {
    font-size: 1.125rem;
    padding: 1.25rem 2.75rem;
    border-width: 4px;
    box-shadow: var(--shadow-xl);
}

.cta-button-large {
    font-size: 1.25rem;
    padding: 1.375rem 3rem;
    border-width: 4px;
}

@media (min-width: 768px) {
    .cta-button {
        font-size: 1.125rem;
        padding: 1.125rem 2.5rem;
    }

    .cta-button-hero {
        font-size: 1.25rem;
        padding: 1.5rem 3rem;
    }

    .cta-button-large {
        font-size: 1.375rem;
        padding: 1.625rem 3.5rem;
    }
}

/* ===================================
   SECTION STYLES
   =================================== */

.section-heading {
    font-size: 2.25rem;
    font-weight: var(--font-weight-black);
    line-height: 1.2;
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
    text-align: center;
    letter-spacing: -0.03em;
}

.section-subheading {
    font-size: 1.125rem;
    line-height: 1.6;
    color: var(--color-gray);
    text-align: center;
    margin-bottom: var(--spacing-xl);
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    font-weight: var(--font-weight-medium);
}

.section-subheading-light {
    color: rgba(255, 255, 255, 0.8);
}

@media (min-width: 768px) {
    .section-heading {
        font-size: 3rem;
        margin-bottom: var(--spacing-lg);
    }

    .section-subheading {
        font-size: 1.25rem;
    }
}

@media (min-width: 1024px) {
    .section-heading {
        font-size: 3.5rem;
    }
}

/* ===================================
   SECTION DIVIDERS
   =================================== */

.section-divider {
    padding: var(--spacing-xl) 0;
    background-color: var(--color-white);
}

.divider-line {
    max-width: 200px;
    margin: 0 auto;
    height: 4px;
    background: linear-gradient(90deg, transparent, var(--color-accent), transparent);
    border-radius: 2px;
}

/* ===================================
   HOW IT WORKS SECTION
   =================================== */

.how-it-works {
    padding: var(--spacing-3xl) 0;
    background-color: var(--color-bg-light);
}

.steps-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
    max-width: 1000px;
    margin: 0 auto;
}

.step-card {
    background-color: var(--color-white);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-normal);
    border-left: 6px solid var(--color-accent);
    position: relative;
}

.step-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-2xl);
    border-left-color: var(--color-cta);
}

.step-number {
    font-size: 3.5rem;
    font-weight: var(--font-weight-black);
    color: var(--color-accent);
    margin-bottom: var(--spacing-md);
    opacity: 0.2;
    line-height: 1;
}

.step-title {
    font-size: 1.375rem;
    font-weight: var(--font-weight-extrabold);
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
    letter-spacing: -0.02em;
}

.step-description {
    font-size: 1.0625rem;
    line-height: 1.7;
    color: var(--color-gray);
}

@media (min-width: 768px) {
    .steps-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: var(--spacing-lg);
        max-width: 1200px;
    }

    .step-number {
        font-size: 4rem;
    }

    .step-title {
        font-size: 1.5rem;
    }

    .step-description {
        font-size: 1.0625rem;
    }
}

@media (min-width: 1024px) {
    .steps-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: var(--spacing-xl);
        max-width: 1300px;
    }

    .step-description {
        font-size: 1.125rem;
    }
}

/* ===================================
   BENEFITS SECTION
   =================================== */

.benefits-section {
    padding: var(--spacing-3xl) 0;
    background-color: var(--color-white);
}

.benefits-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
    max-width: 1100px;
    margin: 0 auto;
}

.benefit-card {
    padding: var(--spacing-xl);
    background-color: var(--color-primary);
    border-radius: var(--radius-lg);
    border-left: 6px solid var(--color-accent);
    transition: all var(--transition-normal);
    box-shadow: var(--shadow-lg);
    position: relative;
    overflow: hidden;
}

.benefit-card::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 200px;
    height: 200px;
    background: radial-gradient(circle, rgba(251, 191, 36, 0.05) 0%, transparent 70%);
    pointer-events: none;
}

.benefit-card:hover {
    border-left-width: 10px;
    transform: translateX(6px) translateY(-4px);
    box-shadow: var(--shadow-2xl);
}

.benefit-icon {
    width: 48px;
    height: 48px;
    color: var(--color-accent);
    margin-bottom: var(--spacing-md);
}

.benefit-title {
    font-size: 1.375rem;
    font-weight: var(--font-weight-extrabold);
    color: var(--color-accent);
    margin-bottom: var(--spacing-md);
    letter-spacing: -0.02em;
}

.benefit-description {
    font-size: 1.0625rem;
    line-height: 1.7;
    color: var(--color-light-gray);
    margin-bottom: var(--spacing-md);
}

.benefit-metric {
    display: inline-block;
    font-size: 0.875rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-primary);
    background-color: var(--color-accent);
    padding: 0.5rem 1rem;
    border-radius: var(--radius-md);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

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

    .benefit-title {
        font-size: 1.5rem;
    }

    .benefit-description {
        font-size: 1.125rem;
    }
}

/* ===================================
   TESTIMONIALS SECTION
   =================================== */

.testimonials-section {
    padding: var(--spacing-3xl) 0 var(--spacing-3xl) 0;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: var(--color-white);
    border-top: 4px solid var(--color-accent);
    position: relative;
}

.testimonial-featured {
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
    padding: var(--spacing-2xl) var(--spacing-lg);
}

.testimonial-quote-container {
    position: relative;
}

.testimonial-quote-text {
    font-size: 1.75rem;
    line-height: 1.6;
    color: var(--color-white);
    font-style: italic;
    font-weight: var(--font-weight-medium);
    margin-bottom: var(--spacing-lg);
    letter-spacing: -0.01em;
    opacity: 0;
    animation: fadeIn 1s ease-in forwards;
}

.testimonial-attribution {
    font-size: 1.125rem;
    font-weight: var(--font-weight-semibold);
    color: var(--color-accent);
    font-style: normal;
    opacity: 0;
    animation: fadeIn 1s ease-in 0.3s forwards;
}

.testimonial-alternates {
    display: none;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@media (min-width: 768px) {
    .testimonial-quote-text {
        font-size: 2.25rem;
        line-height: 1.5;
    }

    .testimonial-attribution {
        font-size: 1.25rem;
    }

    .testimonial-featured {
        padding: var(--spacing-3xl) var(--spacing-xl);
    }
}

/* ===================================
   FINAL CTA SECTION
   =================================== */

.final-cta {
    padding: var(--spacing-3xl) 0;
    background-color: var(--color-bg-light);
    text-align: center;
}

.final-cta-content {
    max-width: 800px;
    margin: 0 auto;
}

.urgency-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background-color: rgba(255, 107, 53, 0.1);
    border: 2px solid var(--color-cta);
    border-radius: 50px;
    padding: 0.625rem 1.25rem;
    margin-bottom: var(--spacing-lg);
    font-size: 0.9375rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-cta);
    animation: pulse 2s ease-in-out infinite;
}

.final-cta-text {
    font-size: 1.125rem;
    line-height: 1.8;
    color: var(--color-gray);
    margin-bottom: var(--spacing-md);
}

.final-cta-callout {
    font-size: 1.5rem;
    font-weight: var(--font-weight-extrabold);
    color: var(--color-dark);
    margin: var(--spacing-lg) 0;
    letter-spacing: -0.02em;
}

.cta-subtext {
    font-size: 0.9375rem;
    color: var(--color-gray);
    margin-top: var(--spacing-md);
    font-weight: var(--font-weight-medium);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.check-icon {
    color: var(--color-accent);
    flex-shrink: 0;
}

.cta-trades {
    font-size: 0.9375rem;
    color: var(--color-steel);
    margin-top: var(--spacing-sm);
    font-weight: var(--font-weight-semibold);
    text-transform: uppercase;
    letter-spacing: 1px;
}

@media (min-width: 768px) {
    .final-cta-text {
        font-size: 1.25rem;
    }

    .final-cta-callout {
        font-size: 1.75rem;
    }

    .cta-trades {
        font-size: 1rem;
    }
}

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

.faq-section {
    padding: var(--spacing-3xl) 0;
    background-color: var(--color-white);
}

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

.faq-item {
    border-bottom: 2px solid var(--color-light-gray);
}

.faq-question {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md) 0;
    font-size: 1.0625rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-primary);
    text-align: left;
    transition: color var(--transition-fast);
    min-height: 48px;
}

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

.faq-question:focus {
    outline: 2px solid var(--color-accent);
    outline-offset: 2px;
}

.faq-icon {
    font-size: 1.75rem;
    font-weight: var(--font-weight-black);
    color: var(--color-cta);
    transition: transform var(--transition-normal);
    flex-shrink: 0;
    margin-left: var(--spacing-md);
}

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

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

.faq-item.active .faq-answer {
    max-height: 500px;
}

.faq-answer p {
    font-size: 1.0625rem;
    line-height: 1.7;
    color: var(--color-gray);
    padding-bottom: var(--spacing-lg);
}

@media (min-width: 768px) {
    .faq-question {
        font-size: 1.1875rem;
        padding: var(--spacing-lg) 0;
    }

    .faq-answer p {
        font-size: 1.125rem;
    }
}

/* ===================================
   FOOTER
   =================================== */

.footer {
    background-color: var(--color-primary);
    color: var(--color-white);
    padding: var(--spacing-xl) 0;
    border-top: 4px solid var(--color-accent);
}

.footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: var(--spacing-md);
}

.footer-brand .logo {
    color: var(--color-white);
    margin-bottom: var(--spacing-xs);
}

.footer-tagline {
    font-size: 0.9375rem;
    color: rgba(255, 255, 255, 0.7);
}

.footer-legal {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.6);
}

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

    .footer {
        padding: var(--spacing-2xl) 0;
    }
}

/* ===================================
   ANIMATIONS
   =================================== */

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.7;
    }
}

.hero-content {
    animation: fadeInUp 0.8s ease-out;
}

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

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

:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: 2px;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    .hero {
        border-bottom-width: 6px;
    }

    .step-card,
    .benefit-card,
    .testimonial-card {
        border-width: 3px;
    }
}

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

/* ===================================
   UTILITY CLASSES
   =================================== */

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

.mt-1 { margin-top: var(--spacing-sm); }
.mt-2 { margin-top: var(--spacing-md); }
.mt-3 { margin-top: var(--spacing-lg); }
.mb-1 { margin-bottom: var(--spacing-sm); }
.mb-2 { margin-bottom: var(--spacing-md); }
.mb-3 { margin-bottom: var(--spacing-lg); }

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

.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1000;
    align-items: center;
    justify-content: center;
}

.modal.active {
    display: flex;
}

.modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.75);
    backdrop-filter: blur(4px);
}

.modal-content {
    position: relative;
    background: var(--color-white);
    border-radius: var(--radius-lg);
    max-width: 480px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-2xl);
    z-index: 1001;
}

.modal-close {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    background: none;
    border: none;
    font-size: 2rem;
    line-height: 1;
    color: var(--color-gray);
    cursor: pointer;
    padding: 0;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: color 0.2s ease;
}

.modal-close:hover {
    color: var(--color-primary);
}

.modal-title {
    font-size: 2rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-primary);
    margin: 0 0 var(--spacing-xs) 0;
}

.modal-subtitle {
    font-size: 1rem;
    color: var(--color-gray);
    margin: 0 0 var(--spacing-lg) 0;
}

/* Form Styles */
.signup-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.form-group label {
    font-size: 0.875rem;
    font-weight: var(--font-weight-semibold);
    color: var(--color-primary);
}

.required {
    color: var(--color-cta);
}

.form-group input,
.form-group select {
    padding: 0.75rem 1rem;
    font-size: 1rem;
    font-family: var(--font-family);
    color: var(--color-primary);
    background: var(--color-white);
    border: 2px solid var(--color-light-gray);
    border-radius: var(--radius-md);
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px rgba(251, 191, 36, 0.1);
}

.form-group input::placeholder {
    color: var(--color-steel);
}

.form-submit-btn {
    margin-top: var(--spacing-sm);
    padding: 1rem 2rem;
    font-size: 1.125rem;
    font-weight: var(--font-weight-bold);
    font-family: var(--font-family);
    color: var(--color-white);
    background: var(--color-cta);
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all 0.2s ease;
    box-shadow: var(--shadow-md);
}

.form-submit-btn:hover {
    background: var(--color-cta-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

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

.form-submit-btn:disabled {
    background: var(--color-gray);
    cursor: not-allowed;
    transform: none;
}

.form-message {
    padding: 1rem;
    border-radius: var(--radius-md);
    font-size: 0.9375rem;
    font-weight: var(--font-weight-medium);
    text-align: center;
    display: none;
}

.form-message.success {
    display: block;
    background: #d1fae5;
    color: #065f46;
    border: 1px solid #6ee7b7;
}

.form-message.error {
    display: block;
    background: #fee2e2;
    color: #991b1b;
    border: 1px solid #fca5a5;
}

/* Mobile Optimization */
@media (max-width: 640px) {
    .modal-content {
        padding: var(--spacing-lg);
        width: 95%;
    }

    .modal-title {
        font-size: 1.75rem;
    }

    .form-submit-btn {
        font-size: 1rem;
    }
}