/**
 * Pactumize DealFlow - Redesigned Stylesheet
 * ==========================================
 * Modern, cohesive design with smooth dark-to-light transitions
 * 
 * Theme Colors:
 * - dark-purple: #2B2F58
 * - blue: #393F73
 * - gold: #B3AA77
 * - pseudo-black: #13141D
 */

/* ===========================
   CSS Variables
   =========================== */
:root {
  --df-white: #FFFFFF;
  --df-off-white: #F8F9FB;
  --df-cream: #F5F6F8;
  --df-dark-purple: #2B2F58;
  --df-dark-purple-90: rgba(43, 47, 88, 0.9);
  --df-blue: #393F73;
  --df-blue-light: #4A5286;
  --df-gold: #B3AA77;
  --df-gold-light: #C4BC8F;
  --df-gold-dark: #9A9268;
  --df-pseudo-black: #13141D;
  --df-gray-50: #F9FAFB;
  --df-gray-100: #F3F4F6;
  --df-gray-200: #E5E7EB;
  --df-gray-300: #D1D5DB;
  --df-gray-400: #9CA3AF;
  --df-gray-500: #6B7280;
  --df-gray-600: #4B5563;
  --df-gray-700: #374151;
  --df-gray-800: #1F2937;
  
  --df-font-primary: 'Space Grotesk', 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --df-font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  
  --df-spacing-xs: 4px;
  --df-spacing-sm: 8px;
  --df-spacing-md: 16px;
  --df-spacing-lg: 24px;
  --df-spacing-xl: 32px;
  --df-spacing-2xl: 48px;
  --df-spacing-3xl: 64px;
  --df-spacing-4xl: 96px;
  
  --df-max-width: 1120px;
  --df-radius: 8px;
  --df-radius-lg: 16px;
  --df-radius-xl: 24px;
  
  --df-shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --df-shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
  --df-shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.12);
  --df-shadow-xl: 0 24px 48px rgba(0, 0, 0, 0.16);
  
  --df-transition: 0.2s ease;
  --df-transition-slow: 0.3s ease;
}

/* ===========================
   Base Styles
   =========================== */
.dealflow-body {
  margin: 0;
  padding: 0;
  font-family: var(--df-font-body);
  font-size: 16px;
  line-height: 1.6;
  color: var(--df-gray-700);
  background-color: var(--df-off-white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.dealflow-main {
  min-height: 100vh;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--df-font-primary);
  font-weight: 600;
  line-height: 1.2;
  margin: 0 0 var(--df-spacing-md);
  color: var(--df-dark-purple);
}

p { margin: 0 0 var(--df-spacing-md); }

a {
  color: var(--df-dark-purple);
  text-decoration: none;
  transition: color var(--df-transition);
}
a:hover { color: var(--df-blue); }

/* ===========================
   Navbar
   =========================== */
.df-navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: transparent;
  transition: all var(--df-transition-slow);
}

.df-navbar.scrolled {
  background: rgba(19, 20, 29, 0.97);
  backdrop-filter: blur(12px);
  box-shadow: 0 1px 0 rgba(255,255,255,0.05);
}

.df-navbar-container {
  max-width: var(--df-max-width);
  margin: 0 auto;
  padding: var(--df-spacing-lg);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.df-navbar-logo {
  display: flex;
  align-items: center;
  gap: var(--df-spacing-sm);
  font-family: var(--df-font-primary);
  font-size: 18px;
  font-weight: 600;
  color: var(--df-white);
  text-decoration: none;
}
.df-navbar-logo:hover { color: var(--df-white); }

.df-logo-accent { color: var(--df-gold); }
.df-logo-text { font-weight: 500; opacity: 0.9; }

.df-navbar-links {
  display: none;
  align-items: center;
  gap: var(--df-spacing-xl);
}
@media (min-width: 768px) {
  .df-navbar-links { display: flex; }
}

.df-nav-link {
  color: rgba(255, 255, 255, 0.7);
  font-size: 14px;
  font-weight: 500;
  transition: color var(--df-transition);
  text-decoration: none;
}
.df-nav-link:hover, .df-nav-link.active {
  color: var(--df-white);
}

.df-navbar-cta {
  display: none;
  padding: 10px 20px;
  background: var(--df-gold);
  color: var(--df-pseudo-black);
  font-size: 14px;
  font-weight: 600;
  border-radius: var(--df-radius);
  transition: all var(--df-transition);
  text-decoration: none;
}
@media (min-width: 768px) {
  .df-navbar-cta { display: inline-block; }
}
.df-navbar-cta:hover {
  background: var(--df-gold-light);
  transform: translateY(-1px);
  color: var(--df-pseudo-black);
}

/* Mobile Menu */
.df-mobile-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: transparent;
  border: none;
  cursor: pointer;
}
@media (min-width: 768px) {
  .df-mobile-toggle { display: none; }
}

.df-hamburger {
  position: relative;
  width: 22px;
  height: 2px;
  background: var(--df-white);
  transition: background var(--df-transition);
}
.df-hamburger::before, .df-hamburger::after {
  content: '';
  position: absolute;
  left: 0;
  width: 22px;
  height: 2px;
  background: var(--df-white);
  transition: transform var(--df-transition);
}
.df-hamburger::before { top: -6px; }
.df-hamburger::after { bottom: -6px; }

.df-mobile-toggle.open .df-hamburger { background: transparent; }
.df-mobile-toggle.open .df-hamburger::before { transform: translateY(6px) rotate(45deg); }
.df-mobile-toggle.open .df-hamburger::after { transform: translateY(-6px) rotate(-45deg); }

.df-mobile-menu {
  display: none;
  flex-direction: column;
  padding: var(--df-spacing-lg);
  background: var(--df-pseudo-black);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}
.df-mobile-menu.open { display: flex; }
@media (min-width: 768px) {
  .df-mobile-menu { display: none !important; }
}

.df-mobile-link {
  padding: var(--df-spacing-md) 0;
  color: var(--df-white);
  font-size: 16px;
  font-weight: 500;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  text-decoration: none;
}

.df-mobile-cta {
  margin-top: var(--df-spacing-lg);
  padding: var(--df-spacing-md);
  background: var(--df-gold);
  color: var(--df-pseudo-black);
  font-weight: 600;
  text-align: center;
  border-radius: var(--df-radius);
  text-decoration: none;
}

/* ===========================
   Buttons
   =========================== */
.df-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 28px;
  font-family: var(--df-font-body);
  font-size: 15px;
  font-weight: 600;
  border-radius: var(--df-radius);
  border: none;
  cursor: pointer;
  transition: all var(--df-transition);
  text-decoration: none;
}

.df-btn-primary {
  background: var(--df-gold);
  color: var(--df-pseudo-black);
}
.df-btn-primary:hover {
  background: var(--df-gold-light);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(179, 170, 119, 0.35);
  color: var(--df-pseudo-black);
}

.df-btn-secondary {
  background: rgba(255, 255, 255, 0.1);
  color: var(--df-white);
  border: 1px solid rgba(255, 255, 255, 0.25);
}
.df-btn-secondary:hover {
  background: rgba(255, 255, 255, 0.15);
  border-color: rgba(255, 255, 255, 0.4);
  color: var(--df-white);
}

/* ===========================
   HOME PAGE - Hero with Cards
   =========================== */
.df-home-hero {
  min-height: 100vh;
  background: var(--df-off-white);
}

.df-home-hero-bg {
  background: linear-gradient(165deg, var(--df-pseudo-black) 0%, var(--df-dark-purple) 50%, var(--df-blue) 100%);
  padding-bottom: var(--df-spacing-4xl);
  position: relative;
}

.df-home-hero-inner {
  max-width: var(--df-max-width);
  margin: 0 auto;
  padding: 0 var(--df-spacing-lg);
  position: relative;
  z-index: 1;
}

.df-home-hero-content {
  padding-top: 160px;
  padding-bottom: var(--df-spacing-3xl);
  max-width: 700px;
}

.df-home-hero-eyebrow {
  font-size: 15px;
  font-weight: 500;
  color: var(--df-gold);
  margin-bottom: var(--df-spacing-md);
  letter-spacing: 0.02em;
}

.df-home-hero-tagline {
  font-size: clamp(42px, 7vw, 68px);
  font-family: var(--df-font-primary);
  font-weight: 700;
  color: var(--df-white);
  margin-bottom: var(--df-spacing-lg);
  line-height: 1.05;
  letter-spacing: -0.02em;
}

.df-home-hero-description {
  font-size: clamp(17px, 2vw, 19px);
  color: rgba(255, 255, 255, 0.8);
  line-height: 1.7;
  margin-bottom: var(--df-spacing-sm);
}

.df-home-hero-microline {
  font-size: 15px;
  color: rgba(255, 255, 255, 0.5);
  margin-bottom: var(--df-spacing-xl);
}

.df-home-hero-ctas {
  display: flex;
  flex-wrap: wrap;
  gap: var(--df-spacing-md);
}

/* Home Cards - Float into gradient */
.df-home-cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--df-spacing-lg);
  padding-bottom: var(--df-spacing-3xl);
}

@media (min-width: 640px) {
  .df-home-cards { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 900px) {
  .df-home-cards { grid-template-columns: repeat(3, 1fr); }
}

.df-home-card {
  display: flex;
  flex-direction: column;
  padding: var(--df-spacing-xl);
  background: var(--df-white);
  border-radius: var(--df-radius-lg);
  transition: all var(--df-transition-slow);
  text-decoration: none;
  border: 2px solid var(--df-gold);
  box-shadow: var(--df-shadow-lg);
}

.df-home-card:hover {
  transform: translateY(-6px);
  border-color: var(--df-gold-light);
  box-shadow: var(--df-shadow-xl);
}

.df-home-card-content { flex-grow: 1; }

.df-home-card-title {
  font-size: 20px;
  font-weight: 600;
  color: var(--df-dark-purple);
  margin-bottom: var(--df-spacing-sm);
}

.df-home-card-description {
  font-size: 15px;
  color: var(--df-gray-600);
  line-height: 1.6;
  margin-bottom: var(--df-spacing-lg);
}

.df-home-card-link {
  display: inline-flex;
  align-items: center;
  gap: var(--df-spacing-sm);
  font-size: 14px;
  font-weight: 600;
  color: var(--df-dark-purple);
}

.df-home-card-arrow {
  transition: transform var(--df-transition);
}
.df-home-card:hover .df-home-card-arrow {
  transform: translateX(4px);
}

/* ===========================
   AUDIENCE PAGE - Hero
   =========================== */
.df-aud-hero {
  background: linear-gradient(165deg, var(--df-pseudo-black) 0%, var(--df-dark-purple) 50%, var(--df-blue) 100%);
  padding: 140px var(--df-spacing-lg) 120px;
  position: relative;
  text-align: center;
}

.df-aud-hero-inner {
  max-width: 800px;
  margin: 0 auto;
  position: relative;
  z-index: 2;
}

.df-aud-headline {
  font-size: clamp(32px, 5vw, 50px);
  font-weight: 700;
  color: var(--df-white);
  margin-bottom: var(--df-spacing-lg);
  line-height: 1.15;
  letter-spacing: -0.02em;
}

.df-aud-subheadline {
  font-size: clamp(17px, 2vw, 19px);
  color: rgba(255, 255, 255, 0.8);
  line-height: 1.7;
  margin-bottom: var(--df-spacing-xl);
}

.df-aud-hero-cta {
  margin-top: var(--df-spacing-md);
}

.df-aud-hero-curve {
  position: absolute;
  bottom: -1px;
  left: 0;
  right: 0;
  height: 80px;
  background: var(--df-off-white);
  clip-path: ellipse(75% 100% at 50% 100%);
}

/* ===========================
   AUDIENCE PAGE - Steps
   =========================== */
.df-aud-steps {
  background: var(--df-off-white);
  padding: var(--df-spacing-3xl) var(--df-spacing-lg) var(--df-spacing-4xl);
}

.df-aud-steps-inner {
  max-width: var(--df-max-width);
  margin: 0 auto;
}

.df-aud-section-title {
  font-size: clamp(26px, 4vw, 32px);
  font-weight: 700;
  color: var(--df-dark-purple);
  text-align: center;
  margin-bottom: var(--df-spacing-2xl);
}

.df-aud-steps-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--df-spacing-lg);
}

@media (min-width: 640px) {
  .df-aud-steps-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 960px) {
  .df-aud-steps-grid { grid-template-columns: repeat(4, 1fr); }
}

.df-aud-step {
  background: var(--df-white);
  padding: var(--df-spacing-xl);
  border-radius: var(--df-radius-lg);
  box-shadow: var(--df-shadow-sm);
  border: 1px solid var(--df-gray-100);
  transition: all var(--df-transition);
}

.df-aud-step:hover {
  box-shadow: var(--df-shadow-md);
  border-color: var(--df-gray-200);
}

.df-aud-step-header {
  display: flex;
  align-items: center;
  gap: var(--df-spacing-md);
  margin-bottom: var(--df-spacing-md);
}

.df-aud-step-number {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  background: var(--df-dark-purple);
  color: var(--df-white);
  font-family: var(--df-font-primary);
  font-size: 15px;
  font-weight: 700;
  border-radius: 50%;
  flex-shrink: 0;
}

.df-aud-step-title {
  font-size: 17px;
  font-weight: 600;
  color: var(--df-dark-purple);
  margin: 0;
}

.df-aud-step-body {
  font-size: 14px;
  color: var(--df-gray-600);
  line-height: 1.6;
  margin: 0;
}

/* ===========================
   AUDIENCE PAGE - Features (Why + Use Cases)
   =========================== */
.df-aud-features {
  background: var(--df-white);
  padding: var(--df-spacing-4xl) var(--df-spacing-lg);
}

.df-aud-features-inner {
  max-width: 900px;
  margin: 0 auto;
}

/* Why Section */
.df-aud-why {
  margin-bottom: var(--df-spacing-4xl);
}

.df-aud-why-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: var(--df-spacing-md);
}

.df-aud-why-item {
  display: flex;
  align-items: flex-start;
  gap: var(--df-spacing-md);
  padding: var(--df-spacing-md) var(--df-spacing-lg);
  background: var(--df-gray-50);
  border-radius: var(--df-radius);
  border-left: 3px solid var(--df-dark-purple);
}

.df-aud-why-icon {
  width: 20px;
  height: 20px;
  color: var(--df-dark-purple);
  flex-shrink: 0;
  margin-top: 2px;
}

.df-aud-why-item span {
  font-size: 15px;
  color: var(--df-gray-700);
  line-height: 1.5;
}

/* Use Cases */
.df-aud-usecases-list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--df-spacing-sm);
  justify-content: center;
}

.df-aud-usecase-tag {
  display: inline-block;
  padding: 10px 18px;
  background: var(--df-off-white);
  border: 1px solid var(--df-gray-200);
  border-radius: 999px;
  font-size: 14px;
  color: var(--df-gray-700);
  transition: all var(--df-transition);
}

.df-aud-usecase-tag:hover {
  background: var(--df-white);
  border-color: var(--df-dark-purple);
  color: var(--df-dark-purple);
}

/* ===========================
   AUDIENCE PAGE - Legal Support
   =========================== */
.df-aud-legal {
  background: linear-gradient(135deg, var(--df-dark-purple) 0%, var(--df-blue) 100%);
  padding: var(--df-spacing-3xl) var(--df-spacing-lg);
}

.df-aud-legal-inner {
  max-width: 700px;
  margin: 0 auto;
  text-align: center;
}

.df-aud-legal-icon {
  width: 48px;
  height: 48px;
  margin: 0 auto var(--df-spacing-lg);
  color: var(--df-gold);
}

.df-aud-legal-icon svg {
  width: 100%;
  height: 100%;
}

.df-aud-legal-title {
  font-size: clamp(22px, 3vw, 28px);
  font-weight: 700;
  color: var(--df-white);
  margin-bottom: var(--df-spacing-md);
}

.df-aud-legal-body {
  font-size: 16px;
  color: rgba(255, 255, 255, 0.85);
  line-height: 1.7;
  margin: 0;
}

/* ===========================
   AUDIENCE PAGE - Demo Form
   =========================== */
.df-aud-demo {
  background: var(--df-off-white);
  padding: var(--df-spacing-4xl) var(--df-spacing-lg);
}

.df-aud-demo-inner {
  max-width: 520px;
  margin: 0 auto;
  text-align: center;
}

.df-aud-demo-intro {
  font-size: 18px;
  color: var(--df-gray-700);
  line-height: 1.6;
  margin-bottom: var(--df-spacing-xl);
}

.df-aud-demo-form {
  background: var(--df-white);
  padding: var(--df-spacing-xl);
  border-radius: var(--df-radius-lg);
  box-shadow: var(--df-shadow-lg);
  border: 1px solid var(--df-gray-100);
}

.df-aud-demo-headline {
  font-size: 24px;
  font-weight: 700;
  color: var(--df-dark-purple);
  margin-bottom: var(--df-spacing-lg);
  text-align: center;
}

.df-aud-demo-privacy {
  font-size: 12px;
  color: var(--df-gray-500);
  margin-top: var(--df-spacing-md);
  margin-bottom: 0;
  text-align: center;
}

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

.df-form-group {
  text-align: left;
}

.df-form-label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--df-gray-700);
  margin-bottom: var(--df-spacing-xs);
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.df-required {
  color: var(--df-gold-dark);
}

.df-form-input {
  width: 100%;
  padding: 14px 16px;
  background: var(--df-gray-50);
  border: 1px solid var(--df-gray-200);
  border-radius: var(--df-radius);
  color: var(--df-gray-800);
  font-size: 15px;
  font-family: var(--df-font-body);
  transition: all var(--df-transition);
  box-sizing: border-box;
}

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

.df-form-input:focus {
  outline: none;
  background: var(--df-white);
  border-color: var(--df-dark-purple);
  box-shadow: 0 0 0 3px rgba(43, 47, 88, 0.08);
}

.df-form-input.df-input-error {
  border-color: #dc3545;
}

.df-error-message {
  font-size: 12px;
  color: #dc3545;
  margin-top: var(--df-spacing-xs);
  margin-bottom: 0;
}

.df-form-errors {
  background: rgba(220, 53, 69, 0.06);
  border: 1px solid rgba(220, 53, 69, 0.2);
  border-radius: var(--df-radius);
  padding: var(--df-spacing-md);
  margin-bottom: var(--df-spacing-md);
  text-align: left;
}

.df-form-errors p {
  font-size: 13px;
  color: #dc3545;
  margin-bottom: var(--df-spacing-sm);
}

.df-form-errors ul {
  margin: 0;
  padding-left: var(--df-spacing-lg);
}

.df-form-errors li {
  font-size: 12px;
  color: var(--df-gray-600);
}

.df-form-submit {
  width: 100%;
  margin-top: var(--df-spacing-sm);
  background: var(--df-dark-purple);
  color: var(--df-white);
  padding: 16px;
  font-size: 15px;
}

.df-form-submit:hover {
  background: var(--df-blue);
}

.df-form-success {
  text-align: center;
  padding: var(--df-spacing-xl);
}

.df-success-icon {
  width: 56px;
  height: 56px;
  margin: 0 auto var(--df-spacing-lg);
  color: var(--df-dark-purple);
}

.df-success-icon svg {
  width: 100%;
  height: 100%;
}

.df-success-title {
  font-size: 22px;
  font-weight: 700;
  color: var(--df-dark-purple);
  margin-bottom: var(--df-spacing-sm);
}

.df-success-message {
  font-size: 15px;
  color: var(--df-gray-600);
  margin: 0;
}

/* ===========================
   Footer
   =========================== */
.df-footer {
  background: var(--df-pseudo-black);
  padding: var(--df-spacing-2xl) var(--df-spacing-lg);
}

.df-footer-container {
  max-width: var(--df-max-width);
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--df-spacing-lg);
  text-align: center;
}

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

.df-footer-brand {
  display: flex;
  flex-direction: column;
  gap: var(--df-spacing-xs);
}

.df-footer-logo {
  font-family: var(--df-font-primary);
  font-size: 16px;
  font-weight: 600;
  color: var(--df-white);
}

.df-footer-tagline {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.5);
  margin: 0;
}

.df-footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--df-spacing-lg);
}

.df-footer-links a {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.6);
  text-decoration: none;
}

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

.df-footer-legal {
  font-size: 12px;
  color: rgba(255, 255, 255, 0.4);
}

.df-footer-legal p {
  margin: 0;
}

/* ===========================
   Utility Classes
   =========================== */
.df-text-gold { color: var(--df-gold); }
.df-text-dark { color: var(--df-dark-purple); }
.df-text-white { color: var(--df-white); }
.df-text-muted { color: var(--df-gray-500); }