/* ==========================================================================
   TAXSIMPLE - Premium Tax Filing Platform Template
   Version: 1.0.0
   Author: Template Studio
   ========================================================================== */

/* ==========================================================================
   DESIGN TOKENS
   ========================================================================== */

:root {
    /* Primary Colors - Trust Green */
    --color-primary-50: #f0fdf4;
    --color-primary-100: #dcfce7;
    --color-primary-200: #bbf7d0;
    --color-primary-300: #86efac;
    --color-primary-400: #4ade80;
    --color-primary-500: #22c55e;
    --color-primary-600: #16a34a;
    --color-primary-700: #15803d;
    --color-primary-800: #166534;
    --color-primary-900: #14532d;
    --color-primary-950: #052e16;

    /* Accent Colors - IRS Blue */
    --color-accent-50: #eff6ff;
    --color-accent-100: #dbeafe;
    --color-accent-200: #bfdbfe;
    --color-accent-300: #93c5fd;
    --color-accent-400: #60a5fa;
    --color-accent-500: #3b82f6;
    --color-accent-600: #2563eb;
    --color-accent-700: #1d4ed8;
    --color-accent-800: #1e40af;
    --color-accent-900: #1e3a8a;

    /* Success/Warning/Error */
    --color-success: #22c55e;
    --color-warning: #f59e0b;
    --color-error: #ef4444;

    /* Neutral Scale */
    --color-neutral-50: #fafafa;
    --color-neutral-100: #f5f5f5;
    --color-neutral-200: #e5e5e5;
    --color-neutral-300: #d4d4d4;
    --color-neutral-400: #a3a3a3;
    --color-neutral-500: #737373;
    --color-neutral-600: #525252;
    --color-neutral-700: #404040;
    --color-neutral-800: #262626;
    --color-neutral-900: #171717;
    --color-neutral-950: #0a0a0a;

    /* Typography Scale */
    --text-xs: 0.75rem;
    --text-sm: 0.875rem;
    --text-base: 1rem;
    --text-lg: 1.125rem;
    --text-xl: 1.25rem;
    --text-2xl: 1.5rem;
    --text-3xl: 1.875rem;
    --text-4xl: 2.25rem;
    --text-5xl: 3rem;
    --text-6xl: 3.75rem;
    --text-7xl: 4.5rem;

    /* Responsive Typography */
    --text-hero: clamp(2.5rem, 6vw, 4.5rem);
    --text-display: clamp(2rem, 5vw, 3.75rem);
    --text-h1: clamp(1.875rem, 4vw, 3rem);
    --text-h2: clamp(1.5rem, 3vw, 2.25rem);
    --text-h3: clamp(1.25rem, 2.5vw, 1.5rem);

    /* Spacing Scale (8px base) */
    --space-0: 0;
    --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-32: 8rem;

    /* Border Radius */
    --radius-sm: 0.25rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --radius-3xl: 2rem;
    --radius-full: 9999px;

    /* Shadows */
    --shadow-xs: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-sm: 0 1px 3px 0 rgb(0 0 0 / 0.1), 0 1px 2px -1px rgb(0 0 0 / 0.1);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
    --shadow-2xl: 0 25px 50px -12px rgb(0 0 0 / 0.25);
    --shadow-inner: inset 0 2px 4px 0 rgb(0 0 0 / 0.05);
    --shadow-glow: 0 0 40px rgba(22, 163, 74, 0.3);
    --shadow-glow-lg: 0 0 60px rgba(22, 163, 74, 0.4);

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 200ms ease;
    --transition-slow: 300ms ease;
    --transition-spring: 500ms cubic-bezier(0.16, 1, 0.3, 1);

    /* Z-Index Scale */
    --z-dropdown: 100;
    --z-sticky: 200;
    --z-fixed: 300;
    --z-modal-backdrop: 400;
    --z-modal: 500;
    --z-popover: 600;
    --z-tooltip: 700;

    /* Container */
    --container-max: 1280px;
    --container-padding: 1.5rem;
}

/* Dark Mode Variables */
[data-theme="dark"] {
    --color-neutral-50: #0a0a0a;
    --color-neutral-100: #171717;
    --color-neutral-200: #262626;
    --color-neutral-300: #404040;
    --color-neutral-400: #525252;
    --color-neutral-500: #737373;
    --color-neutral-600: #a3a3a3;
    --color-neutral-700: #d4d4d4;
    --color-neutral-800: #e5e5e5;
    --color-neutral-900: #f5f5f5;
    --color-neutral-950: #fafafa;

    --shadow-glow: 0 0 40px rgba(34, 197, 94, 0.2);
    --shadow-glow-lg: 0 0 60px rgba(34, 197, 94, 0.3);
}

/* ==========================================================================
   BASE STYLES
   ========================================================================== */

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

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: 'Work Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    font-size: var(--text-base);
    line-height: 1.6;
    color: var(--color-neutral-900);
    background-color: var(--color-neutral-50);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.dark body {
    color: var(--color-neutral-950);
    background-color: #0a0a0a;
}

/* Selection */
::selection {
    background-color: var(--color-primary-200);
    color: var(--color-primary-900);
}

.dark ::selection {
    background-color: var(--color-primary-800);
    color: var(--color-primary-100);
}

/* Links */
a {
    color: inherit;
    text-decoration: none;
    transition: color var(--transition-base);
}

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

/* Focus States */
:focus-visible {
    outline: 2px solid var(--color-primary-600);
    outline-offset: 2px;
}

/* Skip Link */
.skip-link {
    position: absolute;
    top: -100px;
    left: 50%;
    transform: translateX(-50%);
    padding: var(--space-3) var(--space-6);
    background: var(--color-primary-600);
    color: white;
    font-weight: 600;
    border-radius: var(--radius-lg);
    z-index: var(--z-tooltip);
    transition: top var(--transition-base);
}

.skip-link:focus {
    top: var(--space-4);
}

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

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

.section {
    padding: var(--space-20) 0;
}

.section-lg {
    padding: var(--space-24) 0;
}

@media (min-width: 768px) {
    .section {
        padding: var(--space-24) 0;
    }
    .section-lg {
        padding: var(--space-32) 0;
    }
}

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

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: var(--z-fixed);
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--color-neutral-200);
    transition: all var(--transition-base);
}

.dark .navbar {
    background: rgba(10, 10, 10, 0.9);
    border-color: var(--color-neutral-800);
}

.navbar-scrolled {
    box-shadow: var(--shadow-md);
}

.navbar-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.navbar-logo {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--text-xl);
    font-weight: 700;
    color: var(--color-primary-700);
}

.dark .navbar-logo {
    color: var(--color-primary-400);
}

.navbar-logo svg {
    width: 32px;
    height: 32px;
}

.navbar-nav {
    display: none;
    align-items: center;
    gap: var(--space-8);
}

@media (min-width: 1024px) {
    .navbar-nav {
        display: flex;
    }
}

.navbar-link {
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--color-neutral-600);
    transition: color var(--transition-base);
}

.navbar-link:hover {
    color: var(--color-primary-600);
}

.dark .navbar-link {
    color: var(--color-neutral-400);
}

.dark .navbar-link:hover {
    color: var(--color-primary-400);
}

.navbar-actions {
    display: flex;
    align-items: center;
    gap: var(--space-4);
}

.navbar-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border: none;
    background: transparent;
    color: var(--color-neutral-700);
    cursor: pointer;
    border-radius: var(--radius-md);
    transition: background var(--transition-base);
}

.navbar-toggle:hover {
    background: var(--color-neutral-100);
}

.dark .navbar-toggle {
    color: var(--color-neutral-300);
}

.dark .navbar-toggle:hover {
    background: var(--color-neutral-800);
}

@media (min-width: 1024px) {
    .navbar-toggle {
        display: none;
    }
}

/* Mobile Menu */
.mobile-menu {
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    bottom: 0;
    background: white;
    padding: var(--space-6);
    transform: translateX(100%);
    transition: transform var(--transition-spring);
    z-index: var(--z-fixed);
    overflow-y: auto;
}

.dark .mobile-menu {
    background: #0a0a0a;
}

.mobile-menu.active {
    transform: translateX(0);
}

.mobile-nav {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.mobile-nav-link {
    display: block;
    padding: var(--space-4);
    font-size: var(--text-lg);
    font-weight: 500;
    color: var(--color-neutral-700);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
}

.mobile-nav-link:hover {
    background: var(--color-neutral-100);
    color: var(--color-primary-600);
}

.dark .mobile-nav-link {
    color: var(--color-neutral-300);
}

.dark .mobile-nav-link:hover {
    background: var(--color-neutral-800);
    color: var(--color-primary-400);
}

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

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-6);
    font-family: inherit;
    font-size: var(--text-sm);
    font-weight: 600;
    line-height: 1.5;
    text-align: center;
    white-space: nowrap;
    border: 2px solid transparent;
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: all var(--transition-base);
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.btn-sm {
    padding: var(--space-2) var(--space-4);
    font-size: var(--text-xs);
}

.btn-lg {
    padding: var(--space-4) var(--space-8);
    font-size: var(--text-base);
}

.btn-primary {
    background: var(--color-primary-600);
    color: white;
    box-shadow: 0 4px 14px rgba(22, 163, 74, 0.3);
}

.btn-primary:hover {
    background: var(--color-primary-700);
    box-shadow: 0 6px 20px rgba(22, 163, 74, 0.4);
    transform: translateY(-2px);
}

.btn-secondary {
    background: white;
    color: var(--color-neutral-700);
    border-color: var(--color-neutral-300);
}

.btn-secondary:hover {
    background: var(--color-neutral-50);
    border-color: var(--color-neutral-400);
}

.dark .btn-secondary {
    background: var(--color-neutral-800);
    color: white;
    border-color: var(--color-neutral-700);
}

.dark .btn-secondary:hover {
    background: var(--color-neutral-700);
}

.btn-outline {
    background: transparent;
    color: var(--color-primary-600);
    border-color: var(--color-primary-600);
}

.btn-outline:hover {
    background: var(--color-primary-600);
    color: white;
}

.btn-ghost {
    background: transparent;
    color: var(--color-neutral-600);
}

.btn-ghost:hover {
    background: var(--color-neutral-100);
    color: var(--color-neutral-900);
}

.dark .btn-ghost {
    color: var(--color-neutral-400);
}

.dark .btn-ghost:hover {
    background: var(--color-neutral-800);
    color: white;
}

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

.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 72px;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, var(--color-primary-50) 0%, white 50%, var(--color-accent-50) 100%);
    z-index: -2;
}

.dark .hero-bg {
    background: linear-gradient(135deg, rgba(22, 101, 52, 0.1) 0%, #0a0a0a 50%, rgba(30, 58, 138, 0.1) 100%);
}

.hero-pattern {
    position: absolute;
    inset: 0;
    background-image: radial-gradient(circle at 1px 1px, var(--color-neutral-200) 1px, transparent 0);
    background-size: 40px 40px;
    opacity: 0.5;
    z-index: -1;
}

.dark .hero-pattern {
    background-image: radial-gradient(circle at 1px 1px, var(--color-neutral-800) 1px, transparent 0);
}

.hero-content {
    display: grid;
    gap: var(--space-12);
    align-items: center;
}

@media (min-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr 1fr;
        gap: var(--space-16);
    }
}

.hero-text {
    max-width: 600px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-4);
    background: var(--color-primary-100);
    color: var(--color-primary-700);
    font-size: var(--text-sm);
    font-weight: 600;
    border-radius: var(--radius-full);
    margin-bottom: var(--space-6);
}

.dark .hero-badge {
    background: rgba(22, 163, 74, 0.2);
    color: var(--color-primary-400);
}

.hero-title {
    font-size: var(--text-hero);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: var(--space-6);
    color: var(--color-neutral-900);
}

.dark .hero-title {
    color: white;
}

.hero-title span {
    color: var(--color-primary-600);
}

.dark .hero-title span {
    color: var(--color-primary-400);
}

.hero-description {
    font-size: var(--text-lg);
    color: var(--color-neutral-600);
    margin-bottom: var(--space-8);
    max-width: 480px;
}

.dark .hero-description {
    color: var(--color-neutral-400);
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-4);
}

.hero-trust {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--space-6);
    margin-top: var(--space-8);
    padding-top: var(--space-8);
    border-top: 1px solid var(--color-neutral-200);
}

.dark .hero-trust {
    border-color: var(--color-neutral-800);
}

.trust-item {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--text-sm);
    color: var(--color-neutral-600);
}

.dark .trust-item {
    color: var(--color-neutral-400);
}

.trust-item svg {
    width: 20px;
    height: 20px;
    color: var(--color-primary-600);
}

.dark .trust-item svg {
    color: var(--color-primary-400);
}

/* ==========================================================================
   TAX WIZARD CARD (SIGNATURE ELEMENT)
   ========================================================================== */

.tax-wizard {
    background: white;
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-2xl);
    overflow: hidden;
    border: 1px solid var(--color-neutral-200);
}

.dark .tax-wizard {
    background: var(--color-neutral-900);
    border-color: var(--color-neutral-800);
}

.wizard-header {
    background: linear-gradient(135deg, var(--color-primary-600) 0%, var(--color-primary-700) 100%);
    padding: var(--space-6);
    color: white;
}

.wizard-step-label {
    font-size: var(--text-sm);
    font-weight: 500;
    opacity: 0.9;
    margin-bottom: var(--space-2);
}

.wizard-step-title {
    font-size: var(--text-xl);
    font-weight: 700;
}

.wizard-progress {
    display: flex;
    gap: var(--space-2);
    margin-top: var(--space-4);
}

.wizard-progress-step {
    flex: 1;
    height: 4px;
    background: rgba(255, 255, 255, 0.3);
    border-radius: var(--radius-full);
    overflow: hidden;
}

.wizard-progress-step.completed {
    background: white;
}

.wizard-progress-step.current {
    background: rgba(255, 255, 255, 0.3);
}

.wizard-progress-step.current::after {
    content: '';
    display: block;
    width: 60%;
    height: 100%;
    background: white;
    border-radius: var(--radius-full);
    animation: progress-fill 2s ease-in-out infinite;
}

@keyframes progress-fill {
    0%, 100% { width: 60%; }
    50% { width: 80%; }
}

.wizard-body {
    padding: var(--space-6);
}

.wizard-documents {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
    margin-bottom: var(--space-6);
}

.wizard-document {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-3) var(--space-4);
    background: var(--color-neutral-50);
    border-radius: var(--radius-lg);
    font-size: var(--text-sm);
    color: var(--color-neutral-700);
}

.dark .wizard-document {
    background: var(--color-neutral-800);
    color: var(--color-neutral-300);
}

.wizard-document svg {
    width: 20px;
    height: 20px;
}

.wizard-document.completed svg {
    color: var(--color-success);
}

.wizard-document.detected svg {
    color: var(--color-warning);
}

.wizard-refund {
    background: linear-gradient(135deg, var(--color-primary-50) 0%, var(--color-accent-50) 100%);
    border-radius: var(--radius-xl);
    padding: var(--space-6);
    text-align: center;
    margin-bottom: var(--space-6);
}

.dark .wizard-refund {
    background: linear-gradient(135deg, rgba(22, 163, 74, 0.1) 0%, rgba(59, 130, 246, 0.1) 100%);
}

.wizard-refund-label {
    font-size: var(--text-sm);
    color: var(--color-neutral-600);
    margin-bottom: var(--space-2);
}

.dark .wizard-refund-label {
    color: var(--color-neutral-400);
}

.wizard-refund-amount {
    font-size: var(--text-4xl);
    font-weight: 800;
    color: var(--color-primary-600);
}

.dark .wizard-refund-amount {
    color: var(--color-primary-400);
}

.wizard-footer {
    display: flex;
    gap: var(--space-3);
}

.wizard-footer .btn {
    flex: 1;
}

/* ==========================================================================
   FEATURES SECTION
   ========================================================================== */

.features-grid {
    display: grid;
    gap: var(--space-6);
}

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

@media (min-width: 1024px) {
    .features-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.feature-card {
    position: relative;
    padding: var(--space-8);
    background: white;
    border-radius: var(--radius-2xl);
    border: 1px solid var(--color-neutral-200);
    transition: all var(--transition-spring);
}

.dark .feature-card {
    background: var(--color-neutral-900);
    border-color: var(--color-neutral-800);
}

.feature-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
    border-color: var(--color-primary-200);
}

.dark .feature-card:hover {
    border-color: var(--color-primary-800);
}

.feature-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-primary-100) 0%, var(--color-primary-50) 100%);
    border-radius: var(--radius-xl);
    margin-bottom: var(--space-6);
}

.dark .feature-icon {
    background: linear-gradient(135deg, rgba(22, 163, 74, 0.2) 0%, rgba(22, 163, 74, 0.1) 100%);
}

.feature-icon svg {
    width: 28px;
    height: 28px;
    color: var(--color-primary-600);
}

.dark .feature-icon svg {
    color: var(--color-primary-400);
}

.feature-title {
    font-size: var(--text-xl);
    font-weight: 700;
    margin-bottom: var(--space-3);
    color: var(--color-neutral-900);
}

.dark .feature-title {
    color: white;
}

.feature-description {
    font-size: var(--text-sm);
    color: var(--color-neutral-600);
    line-height: 1.7;
}

.dark .feature-description {
    color: var(--color-neutral-400);
}

/* ==========================================================================
   REFUND COUNTER (SIGNATURE ELEMENT)
   ========================================================================== */

.refund-counter-section {
    background: linear-gradient(135deg, var(--color-primary-700) 0%, var(--color-primary-800) 100%);
    position: relative;
    overflow: hidden;
}

.refund-counter-section::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image: radial-gradient(circle at 2px 2px, rgba(255,255,255,0.1) 1px, transparent 0);
    background-size: 32px 32px;
}

.refund-counter-content {
    position: relative;
    text-align: center;
    color: white;
}

.refund-counter-title {
    font-size: var(--text-h2);
    font-weight: 700;
    margin-bottom: var(--space-4);
}

.refund-counter-value {
    font-size: clamp(3rem, 10vw, 6rem);
    font-weight: 800;
    margin-bottom: var(--space-4);
    text-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
}

.refund-counter-label {
    font-size: var(--text-lg);
    opacity: 0.9;
}

/* ==========================================================================
   DEDUCTION FINDER (SIGNATURE ELEMENT)
   ========================================================================== */

.deduction-card {
    position: relative;
    padding: var(--space-6);
    background: white;
    border-radius: var(--radius-xl);
    border: 1px solid var(--color-neutral-200);
    display: flex;
    align-items: flex-start;
    gap: var(--space-4);
    transition: all var(--transition-spring);
    overflow: hidden;
}

.dark .deduction-card {
    background: var(--color-neutral-900);
    border-color: var(--color-neutral-800);
}

.deduction-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: var(--color-primary-500);
    opacity: 0;
    transition: opacity var(--transition-base);
}

.deduction-card:hover {
    transform: translateX(4px);
    box-shadow: var(--shadow-lg);
}

.deduction-card:hover::before {
    opacity: 1;
}

.deduction-icon {
    width: 48px;
    height: 48px;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-primary-100);
    border-radius: var(--radius-lg);
}

.dark .deduction-icon {
    background: rgba(22, 163, 74, 0.2);
}

.deduction-icon svg {
    width: 24px;
    height: 24px;
    color: var(--color-primary-600);
}

.dark .deduction-icon svg {
    color: var(--color-primary-400);
}

.deduction-content {
    flex: 1;
}

.deduction-title {
    font-size: var(--text-lg);
    font-weight: 600;
    margin-bottom: var(--space-1);
    color: var(--color-neutral-900);
}

.dark .deduction-title {
    color: white;
}

.deduction-description {
    font-size: var(--text-sm);
    color: var(--color-neutral-600);
    margin-bottom: var(--space-2);
}

.dark .deduction-description {
    color: var(--color-neutral-400);
}

.deduction-amount {
    font-size: var(--text-sm);
    font-weight: 700;
    color: var(--color-primary-600);
}

.dark .deduction-amount {
    color: var(--color-primary-400);
}

/* ==========================================================================
   PRICING SECTION
   ========================================================================== */

.pricing-grid {
    display: grid;
    gap: var(--space-6);
}

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

.pricing-card {
    position: relative;
    padding: var(--space-8);
    background: white;
    border-radius: var(--radius-2xl);
    border: 2px solid var(--color-neutral-200);
    transition: all var(--transition-spring);
}

.dark .pricing-card {
    background: var(--color-neutral-900);
    border-color: var(--color-neutral-800);
}

.pricing-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
}

.pricing-card.popular {
    border-color: var(--color-primary-500);
    box-shadow: var(--shadow-glow);
}

.pricing-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    padding: var(--space-1) var(--space-4);
    background: var(--color-primary-600);
    color: white;
    font-size: var(--text-xs);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-radius: var(--radius-full);
}

.pricing-tier {
    font-size: var(--text-lg);
    font-weight: 600;
    color: var(--color-neutral-600);
    margin-bottom: var(--space-2);
}

.dark .pricing-tier {
    color: var(--color-neutral-400);
}

.pricing-price {
    margin-bottom: var(--space-2);
}

.pricing-amount {
    font-size: var(--text-4xl);
    font-weight: 800;
    color: var(--color-neutral-900);
}

.dark .pricing-amount {
    color: white;
}

.pricing-period {
    font-size: var(--text-sm);
    color: var(--color-neutral-500);
}

.pricing-description {
    font-size: var(--text-sm);
    color: var(--color-neutral-600);
    margin-bottom: var(--space-6);
    padding-bottom: var(--space-6);
    border-bottom: 1px solid var(--color-neutral-200);
}

.dark .pricing-description {
    color: var(--color-neutral-400);
    border-color: var(--color-neutral-800);
}

.pricing-features {
    list-style: none;
    margin-bottom: var(--space-8);
}

.pricing-feature {
    display: flex;
    align-items: flex-start;
    gap: var(--space-3);
    font-size: var(--text-sm);
    color: var(--color-neutral-700);
    margin-bottom: var(--space-3);
}

.dark .pricing-feature {
    color: var(--color-neutral-300);
}

.pricing-feature svg {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
    color: var(--color-primary-500);
}

.pricing-cta {
    width: 100%;
}

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

.testimonials-grid {
    display: grid;
    gap: var(--space-6);
}

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

@media (min-width: 1024px) {
    .testimonials-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.testimonial-card {
    padding: var(--space-6);
    background: white;
    border-radius: var(--radius-xl);
    border: 1px solid var(--color-neutral-200);
}

.dark .testimonial-card {
    background: var(--color-neutral-900);
    border-color: var(--color-neutral-800);
}

.testimonial-stars {
    display: flex;
    gap: var(--space-1);
    margin-bottom: var(--space-4);
}

.testimonial-stars svg {
    width: 20px;
    height: 20px;
    color: var(--color-warning);
}

.testimonial-text {
    font-size: var(--text-base);
    color: var(--color-neutral-700);
    line-height: 1.7;
    margin-bottom: var(--space-6);
}

.dark .testimonial-text {
    color: var(--color-neutral-300);
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.testimonial-avatar {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-full);
    object-fit: cover;
}

.testimonial-name {
    font-weight: 600;
    color: var(--color-neutral-900);
}

.dark .testimonial-name {
    color: white;
}

.testimonial-role {
    font-size: var(--text-sm);
    color: var(--color-neutral-500);
}

/* ==========================================================================
   FORMS
   ========================================================================== */

.form-group {
    margin-bottom: var(--space-6);
}

.form-label {
    display: block;
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--color-neutral-700);
    margin-bottom: var(--space-2);
}

.dark .form-label {
    color: var(--color-neutral-300);
}

.form-input {
    width: 100%;
    padding: var(--space-3) var(--space-4);
    font-family: inherit;
    font-size: var(--text-base);
    color: var(--color-neutral-900);
    background: white;
    border: 2px solid var(--color-neutral-300);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
}

.dark .form-input {
    color: white;
    background: var(--color-neutral-800);
    border-color: var(--color-neutral-700);
}

.form-input:focus {
    outline: none;
    border-color: var(--color-primary-500);
    box-shadow: 0 0 0 3px rgba(22, 163, 74, 0.1);
}

.form-input::placeholder {
    color: var(--color-neutral-400);
}

textarea.form-input {
    min-height: 150px;
    resize: vertical;
}

/* ==========================================================================
   DOCUMENT UPLOAD CHECKLIST (SIGNATURE ELEMENT)
   ========================================================================== */

.document-checklist {
    background: white;
    border-radius: var(--radius-2xl);
    border: 1px solid var(--color-neutral-200);
    overflow: hidden;
}

.dark .document-checklist {
    background: var(--color-neutral-900);
    border-color: var(--color-neutral-800);
}

.checklist-header {
    padding: var(--space-6);
    border-bottom: 1px solid var(--color-neutral-200);
}

.dark .checklist-header {
    border-color: var(--color-neutral-800);
}

.checklist-title {
    font-size: var(--text-lg);
    font-weight: 700;
    color: var(--color-neutral-900);
}

.dark .checklist-title {
    color: white;
}

.checklist-subtitle {
    font-size: var(--text-sm);
    color: var(--color-neutral-600);
}

.dark .checklist-subtitle {
    color: var(--color-neutral-400);
}

.checklist-items {
    padding: var(--space-4);
}

.checklist-item {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    padding: var(--space-4);
    border-radius: var(--radius-lg);
    transition: background var(--transition-base);
    cursor: pointer;
}

.checklist-item:hover {
    background: var(--color-neutral-50);
}

.dark .checklist-item:hover {
    background: var(--color-neutral-800);
}

.checklist-checkbox {
    width: 24px;
    height: 24px;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px solid var(--color-neutral-300);
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
}

.dark .checklist-checkbox {
    border-color: var(--color-neutral-600);
}

.checklist-item.completed .checklist-checkbox {
    background: var(--color-primary-500);
    border-color: var(--color-primary-500);
}

.checklist-checkbox svg {
    width: 14px;
    height: 14px;
    color: white;
    opacity: 0;
    transition: opacity var(--transition-base);
}

.checklist-item.completed .checklist-checkbox svg {
    opacity: 1;
}

.checklist-info {
    flex: 1;
}

.checklist-item-title {
    font-weight: 600;
    color: var(--color-neutral-900);
}

.dark .checklist-item-title {
    color: white;
}

.checklist-item-description {
    font-size: var(--text-sm);
    color: var(--color-neutral-600);
}

.dark .checklist-item-description {
    color: var(--color-neutral-400);
}

.checklist-status {
    font-size: var(--text-xs);
    font-weight: 600;
    padding: var(--space-1) var(--space-3);
    border-radius: var(--radius-full);
}

.checklist-status.uploaded {
    background: var(--color-primary-100);
    color: var(--color-primary-700);
}

.dark .checklist-status.uploaded {
    background: rgba(22, 163, 74, 0.2);
    color: var(--color-primary-400);
}

.checklist-status.pending {
    background: var(--color-neutral-100);
    color: var(--color-neutral-600);
}

.dark .checklist-status.pending {
    background: var(--color-neutral-800);
    color: var(--color-neutral-400);
}

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

.footer {
    padding: var(--space-16) 0 var(--space-8);
    background: var(--color-neutral-900);
    color: var(--color-neutral-400);
}

.dark .footer {
    background: #050505;
}

.footer-grid {
    display: grid;
    gap: var(--space-12);
    margin-bottom: var(--space-12);
}

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

.footer-brand {
    max-width: 300px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--text-xl);
    font-weight: 700;
    color: white;
    margin-bottom: var(--space-4);
}

.footer-logo svg {
    width: 32px;
    height: 32px;
    color: var(--color-primary-400);
}

.footer-description {
    font-size: var(--text-sm);
    line-height: 1.7;
    margin-bottom: var(--space-6);
}

.footer-social {
    display: flex;
    gap: var(--space-4);
}

.footer-social a {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-neutral-800);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
}

.footer-social a:hover {
    background: var(--color-primary-600);
    color: white;
}

.footer-social svg {
    width: 20px;
    height: 20px;
}

.footer-column h4 {
    font-size: var(--text-sm);
    font-weight: 700;
    color: white;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: var(--space-4);
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: var(--space-3);
}

.footer-links a {
    font-size: var(--text-sm);
    color: var(--color-neutral-400);
    transition: color var(--transition-base);
}

.footer-links a:hover {
    color: var(--color-primary-400);
}

.footer-bottom {
    padding-top: var(--space-8);
    border-top: 1px solid var(--color-neutral-800);
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}

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

.footer-copyright {
    font-size: var(--text-sm);
}

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

.footer-legal a {
    font-size: var(--text-sm);
    color: var(--color-neutral-400);
    transition: color var(--transition-base);
}

.footer-legal a:hover {
    color: var(--color-primary-400);
}

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

/* Reveal Animations */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1),
                transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

.reveal-left {
    opacity: 0;
    transform: translateX(-40px);
    transition: all 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal-left.active {
    opacity: 1;
    transform: translateX(0);
}

.reveal-right {
    opacity: 0;
    transform: translateX(40px);
    transition: all 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal-right.active {
    opacity: 1;
    transform: translateX(0);
}

.reveal-scale {
    opacity: 0;
    transform: scale(0.9);
    transition: all 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal-scale.active {
    opacity: 1;
    transform: scale(1);
}

/* Stagger Delays */
.stagger-1 { transition-delay: 0.1s; }
.stagger-2 { transition-delay: 0.2s; }
.stagger-3 { transition-delay: 0.3s; }
.stagger-4 { transition-delay: 0.4s; }
.stagger-5 { transition-delay: 0.5s; }
.stagger-6 { transition-delay: 0.6s; }

/* Hover Animations */
.hover-lift {
    transition: transform var(--transition-spring), box-shadow var(--transition-spring);
}

.hover-lift:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

/* Counter Animation */
@keyframes count-up {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.counter {
    animation: count-up 0.5s ease forwards;
}

/* Pulse Animation */
@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.animate-pulse {
    animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

/* Float Animation */
@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

.animate-float {
    animation: float 4s ease-in-out infinite;
}

/* ==========================================================================
   REDUCED MOTION
   ========================================================================== */

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

    .reveal,
    .reveal-left,
    .reveal-right,
    .reveal-scale {
        opacity: 1;
        transform: none;
    }
}

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

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

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

.mx-auto { margin-left: auto; margin-right: auto; }

.max-w-xl { max-width: 36rem; }
.max-w-2xl { max-width: 42rem; }
.max-w-3xl { max-width: 48rem; }
.max-w-4xl { max-width: 56rem; }

/* Section Headers */
.section-header {
    text-align: center;
    max-width: 640px;
    margin: 0 auto var(--space-12);
}

.section-label {
    display: inline-block;
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--color-primary-600);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: var(--space-4);
}

.dark .section-label {
    color: var(--color-primary-400);
}

.section-title {
    font-size: var(--text-h2);
    font-weight: 800;
    color: var(--color-neutral-900);
    margin-bottom: var(--space-4);
}

.dark .section-title {
    color: white;
}

.section-description {
    font-size: var(--text-lg);
    color: var(--color-neutral-600);
}

.dark .section-description {
    color: var(--color-neutral-400);
}

/* Page Header */
.page-header {
    padding: calc(72px + var(--space-16)) 0 var(--space-16);
    background: linear-gradient(135deg, var(--color-primary-50) 0%, white 100%);
    text-align: center;
}

.dark .page-header {
    background: linear-gradient(135deg, rgba(22, 101, 52, 0.1) 0%, #0a0a0a 100%);
}

.page-title {
    font-size: var(--text-h1);
    font-weight: 800;
    color: var(--color-neutral-900);
    margin-bottom: var(--space-4);
}

.dark .page-title {
    color: white;
}

.page-description {
    font-size: var(--text-lg);
    color: var(--color-neutral-600);
    max-width: 600px;
    margin: 0 auto;
}

.dark .page-description {
    color: var(--color-neutral-400);
}

/* Breadcrumbs */
.breadcrumbs {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--text-sm);
    color: var(--color-neutral-500);
    margin-bottom: var(--space-4);
    justify-content: center;
}

.breadcrumbs a {
    color: var(--color-primary-600);
}

.breadcrumbs a:hover {
    text-decoration: underline;
}

/* ==========================================================================
   SCROLLBAR
   ========================================================================== */

::-webkit-scrollbar {
    width: 12px;
    height: 12px;
}

::-webkit-scrollbar-track {
    background: var(--color-neutral-100);
}

.dark ::-webkit-scrollbar-track {
    background: var(--color-neutral-900);
}

::-webkit-scrollbar-thumb {
    background: var(--color-neutral-300);
    border-radius: var(--radius-full);
    border: 3px solid var(--color-neutral-100);
}

.dark ::-webkit-scrollbar-thumb {
    background: var(--color-neutral-700);
    border-color: var(--color-neutral-900);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--color-neutral-400);
}

.dark ::-webkit-scrollbar-thumb:hover {
    background: var(--color-neutral-600);
}

/* ==========================================================================
   PRINT STYLES
   ========================================================================== */

@media print {
    .navbar,
    .footer,
    .btn,
    .mobile-menu {
        display: none !important;
    }

    body {
        color: black;
        background: white;
    }

    .section {
        padding: 2rem 0;
    }
}