/* =====================================================
   ALLSOURCE V2 - Complete Stylesheet
   Clean, modern, performance-forward design
   ===================================================== */

/* CSS Reset */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }

/* CSS Variables */
:root {
    --black: #000000;
    --white: #ffffff;
    --dark: #0E0E0E;
    --gray-bg: #f2f2f2;
    --gray-light: #f5f5f5;
    --gray-border: #eeeeee;
    --gray-text: rgba(0,0,0,0.7);
    --gray-muted: rgba(0,0,0,0.5);
    
    --orange: #ff7b10;
    --pink: #f5a0c5;
    --purple: #7e63eb;
    --green: #4a9e4f;
    --red: #e53935;
    
    --gradient: linear-gradient(90deg, #ff7b10 0%, #f5a0c5 50%, #7e63eb 100%);
    --gradient-glow: 0 0 25px 3px rgba(255,123,16,0.6), 0 0 25px 3px rgba(245,160,197,0.6), 0 0 25px 3px rgba(126,99,235,0.6);
    
    --font-primary: 'Hanken Grotesk', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    
    --container: 1280px;
    --radius: 24px;
    --radius-sm: 12px;
    --radius-full: 9999px;
    
    --shadow: 0 4px 20px rgba(0,0,0,0.08);
    --shadow-lg: 0 8px 40px rgba(0,0,0,0.12);
    --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Typography */
body {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.6;
    color: var(--black);
    background: var(--gray-bg);
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-primary);
    font-weight: 600;
    line-height: 1.2;
    letter-spacing: -0.02em;
}

h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.75rem, 4vw, 2.5rem); }
h3 { font-size: clamp(1.25rem, 2.5vw, 1.5rem); }
h4 { font-size: 1.125rem; }

p { margin-bottom: 1rem; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; height: auto; display: block; }

/* Layout */
.container {
    width: 100%;
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 24px;
}

.section {
    padding: 80px 0;
}

@media (max-width: 768px) {
    .section { padding: 48px 0; }
    .container { padding: 0 16px; }
}

/* =====================================================
   HEADER
   ===================================================== */
.header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: var(--white);
    border-bottom: 1px solid var(--gray-border);
    transition: box-shadow var(--transition);
}

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

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
    gap: 32px;
}

.logo img {
    height: 28px;
    width: auto;
}

.nav {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav-link {
    font-size: 1rem;
    font-weight: 500;
    color: var(--black);
    transition: color var(--transition);
    position: relative;
}

.nav-link:hover {
    color: var(--purple);
}

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--black);
}

.nav-dropdown {
    position: relative;
}

.nav-dropdown-trigger {
    display: flex;
    align-items: center;
    gap: 4px;
    cursor: pointer;
}

.nav-dropdown-trigger svg {
    width: 16px;
    height: 16px;
    transition: transform var(--transition);
}

.nav-dropdown:hover .nav-dropdown-trigger svg {
    transform: rotate(180deg);
}

.nav-dropdown-menu {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%) translateY(8px);
    min-width: 200px;
    background: var(--white);
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-lg);
    padding: 8px;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition);
}

.nav-dropdown:hover .nav-dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0);
}

.nav-dropdown-item {
    display: block;
    padding: 12px 16px;
    border-radius: 8px;
    font-size: 0.9375rem;
    transition: background var(--transition);
}

.nav-dropdown-item:hover {
    background: var(--gray-light);
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

.mobile-toggle {
    display: none;
    width: 40px;
    height: 40px;
    align-items: center;
    justify-content: center;
    background: none;
    border: none;
    cursor: pointer;
}

@media (max-width: 1024px) {
    .nav, .header-actions { display: none; }
    .mobile-toggle { display: flex; }
}

/* Mobile Nav */
.mobile-nav {
    display: none;
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--white);
    padding: 24px;
    overflow-y: auto;
    z-index: 999;
}

.mobile-nav.open { display: block; }

.mobile-nav-link {
    display: block;
    padding: 16px 0;
    font-size: 1.25rem;
    font-weight: 500;
    border-bottom: 1px solid var(--gray-border);
}

/* =====================================================
   BUTTONS
   ===================================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 32px;
    font-family: var(--font-primary);
    font-size: 1rem;
    font-weight: 500;
    line-height: 1;
    border: 2px solid transparent;
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: all var(--transition);
    text-decoration: none;
}

.btn-primary {
    background: linear-gradient(var(--dark), var(--dark)) padding-box, var(--gradient) border-box;
    color: var(--white);
}

.btn-primary:hover {
    box-shadow: var(--gradient-glow);
}

.btn-secondary {
    background: linear-gradient(var(--white), var(--white)) padding-box, var(--gradient) border-box;
    color: var(--black);
}

.btn-secondary:hover {
    background: linear-gradient(var(--gray-light), var(--gray-light)) padding-box, var(--gradient) border-box;
}

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

.btn-lg {
    padding: 18px 40px;
    font-size: 1.125rem;
}

.btn svg {
    width: 20px;
    height: 20px;
}

/* =====================================================
   HERO
   ===================================================== */
.hero {
    position: relative;
    min-height: 500px;
    display: flex;
    align-items: center;
    padding: 64px 0;
    margin: 24px auto;
    max-width: calc(100% - 48px);
    border-radius: var(--radius);
    overflow: hidden;
    background: url('../images/Background.svg') center center / cover no-repeat;
    color: var(--white);
}

@media (min-width: 1400px) {
    .hero {
        max-width: 1280px;
    }
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
}

.hero-title {
    text-transform: uppercase;
    margin-bottom: 24px;
}

.hero-subtitle {
    font-size: clamp(1rem, 2vw, 1.25rem);
    color: rgba(255,255,255,0.85);
    margin-bottom: 32px;
    max-width: 600px;
}

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

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

.hero-centered .hero-content {
    margin: 0 auto;
}

.hero-centered .hero-subtitle {
    margin-left: auto;
    margin-right: auto;
}

.hero-centered .hero-cta {
    justify-content: center;
}

@media (max-width: 768px) {
    .hero {
        margin: 16px;
        min-height: 400px;
        text-align: center;
    }
    .hero-cta { justify-content: center; }
}

/* =====================================================
   CARDS
   ===================================================== */
.card {
    background: var(--white);
    border-radius: var(--radius);
    padding: 32px;
    transition: all var(--transition);
}

.card:hover {
    box-shadow: var(--shadow);
}

.card-gradient {
    background: linear-gradient(135deg, #f3e8ff 0%, #fef3c7 100%);
}

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

.card-bordered {
    border: 1px solid var(--gray-border);
}

.card-title {
    font-size: 1.25rem;
    margin-bottom: 12px;
}

.card-text {
    color: var(--gray-text);
}

/* Icon Cards */
.icon-card {
    text-align: center;
}

.icon-card-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(126,99,235,0.1), rgba(255,123,16,0.1));
    border-radius: 16px;
}

.icon-card-icon svg {
    width: 32px;
    height: 32px;
}

/* Path Cards */
.path-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 48px 32px;
    border: 2px solid var(--gray-border);
    cursor: pointer;
}

.path-card:hover {
    border-color: var(--purple);
    box-shadow: var(--shadow-lg);
}

.path-card-icon {
    width: 80px;
    height: 80px;
    margin-bottom: 24px;
}

/* =====================================================
   GRIDS
   ===================================================== */
.grid-2 {
    display: grid;
    gap: 32px;
    grid-template-columns: repeat(2, 1fr);
}

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

.grid-4 {
    display: grid;
    gap: 24px;
    grid-template-columns: repeat(4, 1fr);
}

.grid-6 {
    display: grid;
    gap: 24px;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

@media (max-width: 1024px) {
    .grid-4 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
    .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
}

/* =====================================================
   SECTION HEADERS
   ===================================================== */
.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 48px;
}

.section-header p {
    color: var(--gray-text);
    font-size: 1.125rem;
    margin-top: 16px;
}

/* =====================================================
   TABLES
   ===================================================== */
.table-wrap {
    overflow-x: auto;
    margin: 32px 0;
}

table {
    width: 100%;
    border-collapse: collapse;
    background: var(--white);
    border-radius: var(--radius);
    overflow: hidden;
}

th, td {
    padding: 16px 20px;
    text-align: left;
    border-bottom: 1px solid var(--gray-border);
}

th {
    background: var(--gray-light);
    font-weight: 600;
    font-size: 0.8125rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--gray-muted);
}

tr:last-child td {
    border-bottom: none;
}

tr:hover td {
    background: rgba(0,0,0,0.02);
}

.table-highlight td {
    background: rgba(126,99,235,0.05);
}

/* Chips */
.chip {
    display: inline-block;
    padding: 4px 12px;
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
}

.chip-free {
    background: rgba(74,158,79,0.15);
    color: var(--green);
}

.chip-price {
    background: rgba(0,0,0,0.08);
    color: var(--black);
}

/* =====================================================
   PRICING
   ===================================================== */
.pricing-card {
    text-align: center;
    padding: 48px 32px;
    border: 2px solid var(--gray-border);
    position: relative;
}

.pricing-card.featured {
    border-color: var(--purple);
}

.pricing-card.featured::before {
    content: 'Popular';
    position: absolute;
    top: -14px;
    left: 50%;
    transform: translateX(-50%);
    padding: 6px 16px;
    background: var(--gradient);
    color: var(--white);
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: var(--radius-full);
}

.pricing-price {
    font-size: 3.5rem;
    font-weight: 700;
    margin: 16px 0 8px;
}

.pricing-price span {
    font-size: 1rem;
    font-weight: 400;
    color: var(--gray-muted);
}

.pricing-features {
    list-style: none;
    text-align: left;
    margin: 32px 0;
}

.pricing-features li {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 10px 0;
}

.pricing-features li::before {
    content: '✓';
    color: var(--green);
    font-weight: 600;
}

/* =====================================================
   LOOP DIAGRAM
   ===================================================== */
.loop-diagram {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 16px;
    margin: 48px 0;
}

.loop-node {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    padding: 20px 28px;
    background: var(--white);
    border-radius: var(--radius-sm);
    border: 2px solid var(--gray-border);
    min-width: 160px;
    text-align: center;
    position: relative;
}

.loop-node:not(:last-child)::after {
    content: '→';
    position: absolute;
    right: -20px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 1.5rem;
    color: var(--purple);
}

.loop-node-num {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient);
    color: var(--white);
    border-radius: 50%;
    font-size: 0.875rem;
    font-weight: 600;
}

.loop-node-text {
    font-size: 0.875rem;
    font-weight: 500;
}

@media (max-width: 768px) {
    .loop-diagram { flex-direction: column; align-items: center; }
    .loop-node::after { display: none; }
}

/* =====================================================
   BILLING FLOW
   ===================================================== */
.billing-flow {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: 24px;
    margin: 48px 0;
}

.billing-node {
    flex: 1;
    min-width: 200px;
    max-width: 280px;
    padding: 32px 24px;
    text-align: center;
    border-radius: var(--radius);
}

.billing-arrow {
    font-size: 2rem;
    color: var(--purple);
}

@media (max-width: 768px) {
    .billing-flow { flex-direction: column; }
    .billing-arrow { transform: rotate(90deg); }
}

/* =====================================================
   FAQ
   ===================================================== */
.faq-section {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    border-bottom: 1px solid var(--gray-border);
}

.faq-question {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    padding: 24px 0;
    background: none;
    border: none;
    text-align: left;
    font-size: 1.125rem;
    font-weight: 500;
    cursor: pointer;
}

.faq-question svg {
    width: 24px;
    height: 24px;
    flex-shrink: 0;
    transition: transform var(--transition);
}

.faq-item.open .faq-question svg {
    transform: rotate(180deg);
}

.faq-answer {
    display: none;
    padding-bottom: 24px;
    color: var(--gray-text);
    line-height: 1.7;
}

.faq-item.open .faq-answer {
    display: block;
}

/* =====================================================
   CTA BAND
   ===================================================== */
.cta-band {
    background: linear-gradient(135deg, #fce7f3 0%, #fef3c7 100%);
    border-radius: var(--radius);
    padding: 64px 48px;
    text-align: center;
    margin: 48px 0;
}

.cta-band h2 {
    margin-bottom: 16px;
}

.cta-band p {
    color: var(--gray-text);
    max-width: 500px;
    margin: 0 auto 32px;
}

.cta-buttons {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 16px;
}

/* =====================================================
   FOOTER
   ===================================================== */
.footer {
    background: var(--dark);
    color: var(--white);
    padding: 80px 0 32px;
    margin-top: 48px;
}

.footer-grid {
    display: grid;
    gap: 48px;
    grid-template-columns: 2fr repeat(4, 1fr);
    margin-bottom: 64px;
}

@media (max-width: 1024px) {
    .footer-grid { grid-template-columns: repeat(2, 1fr); }
}

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

.footer-brand {
    max-width: 280px;
}

.footer-logo {
    height: 32px;
    margin-bottom: 16px;
    filter: brightness(0) invert(1);
}

.footer-tagline {
    color: rgba(255,255,255,0.7);
    font-size: 0.9375rem;
    line-height: 1.6;
}

.footer-nav-title {
    font-size: 0.8125rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: rgba(255,255,255,0.5);
    margin-bottom: 20px;
}

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

.footer-nav-list li {
    margin-bottom: 12px;
}

.footer-nav-list a {
    color: rgba(255,255,255,0.8);
    font-size: 0.9375rem;
    transition: color var(--transition);
}

.footer-nav-list a:hover {
    color: var(--white);
}

.footer-bottom {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
    gap: 24px;
    padding-top: 32px;
    border-top: 1px solid rgba(255,255,255,0.1);
    font-size: 0.875rem;
    color: rgba(255,255,255,0.5);
}

.footer-legal {
    display: flex;
    gap: 24px;
}

.footer-legal a {
    color: rgba(255,255,255,0.5);
    transition: color var(--transition);
}

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

/* =====================================================
   UTILITIES
   ===================================================== */
.text-center { text-align: center; }
.text-gradient {
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.bg-white { background: var(--white); }
.bg-gray { background: var(--gray-bg); }
.bg-dark { background: var(--dark); color: var(--white); }

.mt-4 { margin-top: 16px; }
.mt-6 { margin-top: 24px; }
.mt-8 { margin-top: 32px; }
.mb-4 { margin-bottom: 16px; }
.mb-6 { margin-bottom: 24px; }
.mb-8 { margin-bottom: 32px; }

.max-w-sm { max-width: 400px; }
.max-w-md { max-width: 600px; }
.max-w-lg { max-width: 800px; }
.mx-auto { margin-left: auto; margin-right: auto; }

/* Calculator */
.calculator {
    background: linear-gradient(135deg, #f3e8ff 0%, #fef3c7 100%);
    border-radius: var(--radius);
    padding: 48px;
    max-width: 700px;
    margin: 0 auto;
}

.calc-inputs {
    display: grid;
    gap: 20px;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    margin-bottom: 32px;
}

.calc-inputs label {
    display: block;
    font-weight: 500;
    font-size: 0.875rem;
    margin-bottom: 8px;
}

.calc-inputs input {
    width: 100%;
    padding: 14px 16px;
    border: 1px solid var(--gray-border);
    border-radius: 8px;
    font-size: 1rem;
}

.calc-results {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    padding-top: 32px;
    border-top: 1px solid rgba(0,0,0,0.1);
    text-align: center;
}

.calc-result-label {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--gray-muted);
    margin-bottom: 4px;
}

.calc-result-value {
    font-size: 1.5rem;
    font-weight: 700;
}

/* Stats */
.stats {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 64px;
}

.stat {
    text-align: center;
}

.stat-value {
    font-size: 2.5rem;
    font-weight: 700;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.stat-label {
    color: var(--gray-text);
    font-size: 0.9375rem;
}

/* Success/Failure Lists */
.source-lists {
    display: grid;
    gap: 32px;
    grid-template-columns: repeat(2, 1fr);
}

@media (max-width: 768px) {
    .source-lists { grid-template-columns: 1fr; }
}

.source-list {
    padding: 32px;
    border-radius: var(--radius);
    background: var(--white);
}

.source-list.success {
    border-left: 4px solid var(--green);
}

.source-list.failure {
    border-left: 4px solid var(--red);
}

.source-list h4 {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 20px;
}

.source-list.success h4 { color: var(--green); }
.source-list.failure h4 { color: var(--red); }

.source-list ul {
    list-style: none;
}

.source-list li {
    padding: 10px 0;
    border-bottom: 1px solid var(--gray-border);
    color: var(--gray-text);
}

.source-list li:last-child {
    border-bottom: none;
}

/* Modules */
.module-card {
    display: grid;
    gap: 20px;
    padding: 32px;
    background: var(--white);
    border-radius: var(--radius);
    margin-bottom: 24px;
}

.module-badge {
    display: inline-block;
    padding: 6px 14px;
    background: var(--gradient);
    color: var(--white);
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 600;
    margin-bottom: 8px;
}

.module-details {
    display: grid;
    gap: 16px;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
}

.module-detail-label {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--gray-muted);
    margin-bottom: 4px;
}

.module-detail-text {
    color: var(--gray-text);
}

/* Proof Band */
.proof-band {
    text-align: center;
    padding: 48px 0;
}

.proof-label {
    font-size: 0.8125rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--gray-muted);
    margin-bottom: 32px;
}

.proof-logos {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 48px;
    align-items: center;
    margin-bottom: 48px;
    opacity: 0.5;
}

.proof-logo {
    width: 120px;
    height: 40px;
    background: #ddd;
    border-radius: 4px;
}