/* ==========================================================================
   Sevenfold AI Consulting - Theme CSS Foundation
   Dark-themed design system for 7-page static HTML website
   ========================================================================== */

/* --- Google Fonts --- */
@import url('https://fonts.googleapis.com/css2?family=Instrument+Serif:ital@0;1&family=DM+Sans:wght@300;400;500;600;700&display=swap');

/* ==========================================================================
   CSS Variables
   ========================================================================== */
:root {
  --sf-void: #070B14;
  --sf-deep: #0C1322;
  --sf-navy: #0F172A;
  --sf-mid: #1B3A61;
  --sf-blue: #0066FF;
  --sf-cyan: #00B4D8;
  --sf-gold: #FFB700;
  --sf-orange: #FF6B35;
  --sf-pink: #E84BA5;
  --sf-slate: #94A3B8;
  --sf-ghost: #1E293B;
  --sf-ice: #E2E8F0;
  --sf-white: #FFFFFF;
}

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

html {
  scroll-behavior: smooth;
  overflow-x: hidden;
}

::selection {
  background: rgba(255, 183, 0, 0.4);
  color: var(--sf-white);
}

img,
svg {
  display: block;
  max-width: 100%;
}

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

a {
  color: inherit;
}

ul,
ol {
  list-style: none;
}

/* ==========================================================================
   Base Typography
   ========================================================================== */
body {
  font-family: 'DM Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: var(--sf-void);
  color: var(--sf-white);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.sf-heading-lg {
  font-family: 'Instrument Serif', Georgia, serif;
  font-weight: 400;
  font-size: clamp(40px, 5.5vw, 68px);
  letter-spacing: -2px;
  line-height: 1.08;
}

.sf-heading {
  font-family: 'Instrument Serif', Georgia, serif;
  font-weight: 400;
  font-size: clamp(32px, 4vw, 52px);
  letter-spacing: -1.5px;
  line-height: 1.12;
}

.sf-heading-sm {
  font-family: 'Instrument Serif', Georgia, serif;
  font-weight: 400;
  font-size: clamp(28px, 3.5vw, 42px);
  letter-spacing: -0.5px;
  line-height: 1.15;
}

.sf-section-label {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 3px;
  text-transform: uppercase;
  margin-bottom: 20px;
  display: inline-block;
}

.sf-section-label--gold { color: var(--sf-gold); }
.sf-section-label--blue { color: var(--sf-blue); }
.sf-section-label--cyan { color: var(--sf-cyan); }
.sf-section-label--orange { color: var(--sf-orange); }
.sf-section-label--pink { color: var(--sf-pink); }

.sf-body {
  font-size: 17px;
  color: var(--sf-slate);
  line-height: 1.8;
}

.sf-body-sm {
  font-size: 14.5px;
  color: var(--sf-slate);
  line-height: 1.65;
}

/* ==========================================================================
   Gradient Text
   ========================================================================== */
.sf-gradient-gold {
  background: linear-gradient(135deg, var(--sf-gold), var(--sf-orange));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.sf-gradient-blue {
  background: linear-gradient(135deg, var(--sf-blue), var(--sf-cyan));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.sf-italic {
  font-style: italic;
}

/* ==========================================================================
   Navigation (.sf-nav)
   ========================================================================== */
.sf-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 72px;
  padding: 0 48px;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: transparent;
  border-bottom: 1px solid transparent;
  transition: all 0.5s cubic-bezier(.16, 1, .3, 1);
}

.sf-nav--scrolled {
  background: rgba(7, 11, 20, 0.91);
  backdrop-filter: blur(24px) saturate(1.5);
  -webkit-backdrop-filter: blur(24px) saturate(1.5);
  border-bottom: 1px solid rgba(30, 41, 59, 0.4);
}

.sf-nav__logo-link {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.sf-nav__logo-text {
  font-family: 'Instrument Serif', Georgia, serif;
  font-size: 22px;
  color: var(--sf-white);
  letter-spacing: -0.5px;
}

.sf-nav__links {
  display: flex;
  align-items: center;
  gap: 36px;
}

.sf-nav__link {
  color: var(--sf-slate);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  transition: color 0.3s;
}

.sf-nav__link:hover {
  color: var(--sf-white);
}

.sf-nav__cta {
  display: inline-block;
  background: linear-gradient(135deg, var(--sf-gold), var(--sf-orange));
  color: var(--sf-void);
  font-size: 14px;
  font-weight: 600;
  padding: 10px 24px;
  border-radius: 60px;
  text-decoration: none;
  transition: transform 0.3s, box-shadow 0.3s;
}

.sf-nav__cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(255, 183, 0, 0.3);
}

.sf-nav__hamburger {
  display: none;
}

.sf-mobile-nav {
  display: none;
}

.sf-mobile-overlay {
  display: none;
}

/* ==========================================================================
   Footer (.sf-footer)
   ========================================================================== */
.sf-footer {
  padding: 48px 48px 36px;
  border-top: 1px solid rgba(30, 41, 59, 0.4);
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 1260px;
  margin: 0 auto;
  flex-wrap: wrap;
  gap: 20px;
}

.sf-footer__brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.sf-footer__copyright {
  font-size: 13px;
  color: var(--sf-slate);
}

.sf-footer__tagline {
  font-family: 'Instrument Serif', Georgia, serif;
  font-size: 14px;
  color: rgba(148, 163, 184, 0.5);
  font-style: italic;
}

.sf-footer__links {
  display: flex;
  gap: 24px;
}

.sf-footer__link {
  color: var(--sf-slate);
  text-decoration: none;
  font-size: 13px;
  transition: color 0.3s;
}

.sf-footer__link:hover {
  color: var(--sf-white);
}

/* ==========================================================================
   Section Styles
   ========================================================================== */
.sf-section {
  padding: 140px 48px;
  position: relative;
  overflow: hidden;
}

.sf-section--hero {
  min-height: 90vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 160px 48px 100px;
}

.sf-section--hero-short {
  min-height: 50vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 160px 48px 60px;
}

.sf-container {
  max-width: 1100px;
  margin: 0 auto;
}

.sf-container--narrow {
  max-width: 740px;
  margin: 0 auto;
}

.sf-container--wide {
  max-width: 1260px;
  margin: 0 auto;
}

/* ==========================================================================
   Reveal Animations
   ========================================================================== */
.sf-reveal {
  opacity: 0;
  transform: translateY(60px);
  transition: opacity 1s cubic-bezier(.16, 1, .3, 1),
              transform 1s cubic-bezier(.16, 1, .3, 1);
  transition-delay: var(--reveal-delay, 0s);
}

.sf-reveal--visible {
  opacity: 1;
  transform: none;
}

/* ==========================================================================
   Stagger Items
   ========================================================================== */
.sf-stagger {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.7s cubic-bezier(.16, 1, .3, 1);
}

.sf-stagger--visible {
  opacity: 1;
  transform: none;
}

/* ==========================================================================
   Card Styles
   ========================================================================== */
.sf-card {
  background: var(--sf-deep);
  border: 1px solid var(--sf-ghost);
  border-radius: 20px;
  padding: 32px 28px;
  transition: all 0.4s cubic-bezier(.16, 1, .3, 1);
}

.sf-card--hover-blue:hover {
  border-color: rgba(0, 102, 255, 0.2);
  background: linear-gradient(165deg, var(--sf-deep), rgba(0, 102, 255, 0.02));
}

.sf-card--hover-cyan:hover {
  border-color: rgba(0, 180, 216, 0.2);
  background: linear-gradient(165deg, var(--sf-deep), rgba(0, 180, 216, 0.02));
}

.sf-card--hover-gold:hover {
  border-color: rgba(255, 183, 0, 0.2);
  background: linear-gradient(165deg, var(--sf-deep), rgba(255, 183, 0, 0.02));
}

.sf-card--hover-orange:hover {
  border-color: rgba(255, 107, 53, 0.2);
  background: linear-gradient(165deg, var(--sf-deep), rgba(255, 107, 53, 0.02));
}

.sf-card--hover-pink:hover {
  border-color: rgba(232, 75, 165, 0.2);
  background: linear-gradient(165deg, var(--sf-deep), rgba(232, 75, 165, 0.02));
}

.sf-card--stat {
  padding: 20px 18px;
  border-radius: 16px;
  background: var(--sf-navy);
  position: relative;
  overflow: hidden;
}

.sf-card--value {
  border-radius: 24px;
  padding: 36px 32px;
}

/* ==========================================================================
   CTA / Button Styles
   ========================================================================== */
.sf-cta-gold {
  display: inline-block;
  background: linear-gradient(135deg, var(--sf-gold), var(--sf-orange));
  color: var(--sf-void);
  font-size: 16px;
  font-weight: 600;
  padding: 16px 40px;
  border-radius: 60px;
  text-decoration: none;
  animation: pulseGlow 3s ease-in-out infinite;
  transition: transform 0.3s, box-shadow 0.3s;
}

.sf-cta-gold:hover {
  transform: translateY(-3px) scale(1.03);
}

.sf-cta-gold--sm {
  font-size: 14px;
  padding: 12px 28px;
}

.sf-cta-ghost {
  display: inline-block;
  border: 1px solid var(--sf-ghost);
  color: var(--sf-white);
  font-size: 14px;
  font-weight: 500;
  padding: 12px 28px;
  border-radius: 60px;
  text-decoration: none;
  background: transparent;
  transition: all 0.3s;
}

.sf-cta-ghost:hover {
  background: rgba(255, 255, 255, 0.06);
  border-color: rgba(255, 255, 255, 0.25);
}

/* ==========================================================================
   Grid Utilities
   ========================================================================== */
.sf-grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.sf-grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.sf-grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
}

.sf-grid-3-2 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.sf-flex-center {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

/* ==========================================================================
   Section Dividers & Label Rows
   ========================================================================== */
.sf-divider {
  width: 40px;
  height: 2px;
  background: linear-gradient(90deg, currentColor, transparent);
}

.sf-label-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  margin-bottom: 20px;
}

/* ==========================================================================
   Partner Badges
   ========================================================================== */
.sf-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  border-radius: 40px;
  font-size: 13px;
  font-weight: 500;
}

.sf-badge--gold {
  background: rgba(255, 183, 0, 0.05);
  border: 1px solid rgba(255, 183, 0, 0.12);
  color: var(--sf-gold);
}

.sf-badge--cyan {
  background: rgba(0, 180, 216, 0.05);
  border: 1px solid rgba(0, 180, 216, 0.12);
  color: var(--sf-cyan);
}

/* ==========================================================================
   Dot / Pill for Section Labels
   ========================================================================== */
.sf-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  display: inline-block;
}

/* ==========================================================================
   Ambient Gradient Orbs (Hero Backgrounds)
   ========================================================================== */
.sf-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(100px);
  pointer-events: none;
}

.sf-orb--gold {
  background: radial-gradient(circle, rgba(255, 183, 0, 0.07), transparent 70%);
}

.sf-orb--blue {
  background: radial-gradient(circle, rgba(0, 102, 255, 0.06), transparent 70%);
}

.sf-orb--orange {
  background: radial-gradient(circle, rgba(255, 107, 53, 0.05), transparent 70%);
}

/* ==========================================================================
   Accent Bar for Stat Cards
   ========================================================================== */
.sf-accent-bar {
  position: absolute;
  top: 0;
  left: 16px;
  right: 16px;
  height: 2px;
}

.sf-accent-bar--gold {
  background: linear-gradient(90deg, transparent, rgba(255, 183, 0, 0.37), transparent);
}

.sf-accent-bar--blue {
  background: linear-gradient(90deg, transparent, rgba(0, 102, 255, 0.37), transparent);
}

.sf-accent-bar--cyan {
  background: linear-gradient(90deg, transparent, rgba(0, 180, 216, 0.37), transparent);
}

.sf-accent-bar--orange {
  background: linear-gradient(90deg, transparent, rgba(255, 107, 53, 0.37), transparent);
}

/* ==========================================================================
   Icon Container
   ========================================================================== */
.sf-icon {
  width: 52px;
  height: 52px;
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  flex-shrink: 0;
  transition: transform 0.4s;
}

.sf-icon--blue {
  background: rgba(0, 102, 255, 0.08);
  border: 1px solid rgba(0, 102, 255, 0.15);
  color: var(--sf-blue);
}

.sf-icon--cyan {
  background: rgba(0, 180, 216, 0.08);
  border: 1px solid rgba(0, 180, 216, 0.15);
  color: var(--sf-cyan);
}

.sf-icon--gold {
  background: rgba(255, 183, 0, 0.08);
  border: 1px solid rgba(255, 183, 0, 0.15);
  color: var(--sf-gold);
}

.sf-icon--orange {
  background: rgba(255, 107, 53, 0.08);
  border: 1px solid rgba(255, 107, 53, 0.15);
  color: var(--sf-orange);
}

.sf-icon--pink {
  background: rgba(232, 75, 165, 0.08);
  border: 1px solid rgba(232, 75, 165, 0.15);
  color: var(--sf-pink);
}

.sf-icon:hover,
*:hover > .sf-icon {
  transform: scale(1.1);
}

/* ==========================================================================
   Legal Pages (Privacy / Terms)
   ========================================================================== */
.sf-legal-section {
  margin-bottom: 48px;
}

.sf-legal-section h2 {
  font-family: 'Instrument Serif', Georgia, serif;
  font-size: 24px;
  font-weight: 400;
  margin-bottom: 16px;
  letter-spacing: -0.3px;
}

.sf-legal-section p {
  margin-bottom: 14px;
}

.sf-legal-list {
  margin: 12px 0 14px 8px;
}

.sf-legal-list__item {
  display: flex;
  gap: 12px;
  margin-bottom: 8px;
}

.sf-legal-list__bullet {
  color: var(--sf-gold);
  flex-shrink: 0;
  margin-top: 2px;
}

.sf-legal-toggle {
  display: flex;
  justify-content: center;
  gap: 16px;
  margin-top: 20px;
}

.sf-legal-toggle__active {
  color: var(--sf-gold);
  border-bottom: 1px solid var(--sf-gold);
  font-weight: 600;
}

.sf-legal-toggle__inactive {
  color: var(--sf-slate);
  font-weight: 500;
  transition: color 0.3s;
  text-decoration: none;
}

.sf-legal-toggle__inactive:hover {
  color: var(--sf-white);
}

/* ==========================================================================
   Contact Form
   ========================================================================== */
.sf-form-field {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.sf-form-label {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--sf-slate);
  transition: color 0.3s;
}

.sf-form-label--required::after {
  content: " *";
  color: var(--sf-gold);
}

.sf-form-input,
.sf-form-textarea,
.sf-form-select {
  background: var(--sf-navy);
  border: 1px solid var(--sf-ghost);
  border-radius: 12px;
  padding: 14px 16px;
  color: var(--sf-white);
  font-size: 15px;
  font-family: 'DM Sans', sans-serif;
  outline: none;
  transition: border-color 0.3s;
}

.sf-form-input:focus,
.sf-form-textarea:focus,
.sf-form-select:focus {
  border-color: rgba(255, 183, 0, 0.3);
}

.sf-form-textarea {
  resize: vertical;
  min-height: 120px;
}

.sf-form-select {
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%2394A3B8' stroke-width='1.5' fill='none' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  padding-right: 44px;
}

.sf-form-success {
  text-align: center;
  padding: 60px 20px;
}

/* ==========================================================================
   FAQ Accordion (Services Page)
   ========================================================================== */
.sf-faq-item {
  border-bottom: 1px solid var(--sf-ghost);
  overflow: hidden;
}

.sf-faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 0;
  cursor: pointer;
  width: 100%;
  background: none;
  border: none;
  text-align: left;
}

.sf-faq-question h3 {
  font-family: 'Instrument Serif', Georgia, serif;
  font-size: 18px;
  font-weight: 400;
  color: var(--sf-white);
}

.sf-faq-toggle {
  font-size: 20px;
  color: var(--sf-slate);
  transition: transform 0.3s;
  flex-shrink: 0;
}

.sf-faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s cubic-bezier(.16, 1, .3, 1);
}

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

.sf-faq-item--open .sf-faq-toggle {
  transform: rotate(45deg);
}

/* ==========================================================================
   SEVEN Methodology Page Components
   ========================================================================== */
.sf-step-row {
  display: grid;
  grid-template-columns: 104px 1fr;
  gap: 32px;
  margin-bottom: 12px;
}

.sf-step-letter {
  width: 104px;
  height: 104px;
  border-radius: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.5s;
}

.sf-step-letter span {
  font-family: 'Instrument Serif', Georgia, serif;
  font-size: 52px;
}

.sf-step-content {
  border-radius: 20px;
  padding: 28px 32px;
  transition: all 0.5s;
}

.sf-step-weight {
  font-size: 11px;
  font-weight: 700;
  border-radius: 20px;
  padding: 3px 10px;
  display: inline-block;
}

.sf-step-measures {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
  font-size: 12px;
}

.sf-compound-step {
  margin-bottom: 8px;
  transition: all 0.7s;
}

.sf-animated-bar {
  width: 100%;
  height: 8px;
  border-radius: 4px;
  background: var(--sf-ghost);
  overflow: hidden;
}

.sf-animated-bar__fill {
  height: 100%;
  border-radius: 4px;
  transition: width 1.5s cubic-bezier(.16, 1, .3, 1);
  width: 0%;
}

.sf-dashboard {
  background: var(--sf-deep);
  border: 1px solid var(--sf-ghost);
  border-radius: 28px;
  padding: 40px 44px;
  position: relative;
  overflow: hidden;
}

/* ==========================================================================
   About Page Team Cards
   ========================================================================== */
.sf-team-card {
  background: var(--sf-deep);
  border: 1px solid var(--sf-ghost);
  border-radius: 24px;
  padding: 32px 28px;
  cursor: pointer;
  transition: all 0.4s;
}

.sf-team-card:hover {
  transform: translateY(-4px);
}

.sf-team-card__bio {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.5s;
  position: relative;
}

.sf-team-card--expanded .sf-team-card__bio {
  max-height: 600px;
}

.sf-team-card__fade {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 60px;
  background: linear-gradient(transparent, var(--sf-deep));
  pointer-events: none;
}

.sf-team-card__expand {
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  color: var(--sf-gold);
  margin-top: 12px;
  transition: color 0.3s;
  background: none;
  border: none;
}

.sf-team-card__expand:hover {
  color: var(--sf-orange);
}

/* ==========================================================================
   Services Page Tier Cards
   ========================================================================== */
.sf-tier-card {
  background: var(--sf-deep);
  border: 1px solid var(--sf-ghost);
  border-radius: 24px;
  padding: 32px 28px;
  transition: all 0.5s;
}

.sf-tier-card:hover {
  transform: translateY(-6px);
  border-color: rgba(255, 183, 0, 0.2);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.sf-tier-tag {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 12px;
  display: inline-block;
}

.sf-tier-subtitle {
  font-family: 'Instrument Serif', Georgia, serif;
  font-size: 22px;
  margin-bottom: 10px;
  color: var(--sf-white);
}

.sf-tier-detail {
  font-size: 14px;
  color: var(--sf-slate);
  line-height: 1.65;
  margin-bottom: 16px;
}

.sf-tier-deliverables {
  list-style: none;
  padding: 0;
  margin: 0;
}

.sf-tier-deliverables li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 8px;
  font-size: 14px;
  color: var(--sf-slate);
  line-height: 1.5;
}

.sf-tier-deliverables li::before {
  content: "";
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--sf-gold);
  flex-shrink: 0;
  margin-top: 7px;
}

/* ==========================================================================
   Homepage FoundationHouse
   ========================================================================== */
.sf-foundation {
  background: var(--sf-deep);
  border: 1px solid var(--sf-ghost);
  border-radius: 24px;
  padding: 40px 36px;
}

/* ==========================================================================
   Keyframe Animations
   ========================================================================== */
@keyframes pulseGlow {
  0%, 100% { box-shadow: 0 0 20px rgba(255, 183, 0, 0.19); }
  50% { box-shadow: 0 0 40px rgba(255, 183, 0, 0.31); }
}

@keyframes float1 {
  0%, 100% { transform: translate(0, 0); }
  33% { transform: translate(30px, -20px); }
  66% { transform: translate(-15px, 15px); }
}

@keyframes float2 {
  0%, 100% { transform: translate(0, 0); }
  33% { transform: translate(-25px, 18px); }
  66% { transform: translate(20px, -12px); }
}

@keyframes float3 {
  0%, 100% { transform: translate(0, 0); }
  33% { transform: translate(15px, 25px); }
  66% { transform: translate(-20px, -15px); }
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: none; }
}

@keyframes checkPop {
  0% { transform: scale(0); }
  50% { transform: scale(1.2); }
  100% { transform: scale(1); }
}

@keyframes shimmer {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

@keyframes ringPulse {
  0%, 100% { opacity: 0.15; transform: scale(1); }
  50% { opacity: 0.35; transform: scale(1.08); }
}

@keyframes scoreGlow {
  0%, 100% { box-shadow: 0 0 40px rgba(255, 183, 0, 0.09); }
  50% { box-shadow: 0 0 80px rgba(255, 183, 0, 0.19); }
}

@keyframes dotWave {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-6px); }
}

@keyframes connectorPulse {
  0%, 100% { opacity: 0.3; }
  50% { opacity: 0.6; }
}

@keyframes blobDrift1 {
  0%, 100% { transform: translate(0, 0) scale(1); }
  25% { transform: translate(40px, -30px) scale(1.05); }
  50% { transform: translate(-20px, 20px) scale(0.95); }
  75% { transform: translate(30px, 10px) scale(1.02); }
}

@keyframes blobDrift2 {
  0%, 100% { transform: translate(0, 0) scale(1); }
  25% { transform: translate(-35px, 25px) scale(0.97); }
  50% { transform: translate(25px, -15px) scale(1.04); }
  75% { transform: translate(-15px, -25px) scale(0.98); }
}

@keyframes blobDrift3 {
  0%, 100% { transform: translate(0, 0) scale(1); }
  25% { transform: translate(20px, 35px) scale(1.03); }
  50% { transform: translate(-30px, -10px) scale(0.96); }
  75% { transform: translate(10px, -30px) scale(1.01); }
}

@keyframes blobDrift4 {
  0%, 100% { transform: translate(0, 0) scale(1); }
  25% { transform: translate(-25px, -20px) scale(1.06); }
  50% { transform: translate(35px, 15px) scale(0.94); }
  75% { transform: translate(-10px, 30px) scale(1.03); }
}

@keyframes blobDrift5 {
  0%, 100% { transform: translate(0, 0) scale(1); }
  25% { transform: translate(15px, -35px) scale(0.98); }
  50% { transform: translate(-25px, 25px) scale(1.05); }
  75% { transform: translate(35px, -5px) scale(0.97); }
}

@keyframes lineGrow {
  from { transform: scaleY(0); }
  to { transform: scaleY(1); }
}

/* ==========================================================================
   Utility Classes
   ========================================================================== */
.sf-text-center { text-align: center; }

.sf-mb-12 { margin-bottom: 12px; }
.sf-mb-16 { margin-bottom: 16px; }
.sf-mb-20 { margin-bottom: 20px; }
.sf-mb-24 { margin-bottom: 24px; }
.sf-mb-28 { margin-bottom: 28px; }
.sf-mb-32 { margin-bottom: 32px; }
.sf-mb-40 { margin-bottom: 40px; }
.sf-mb-56 { margin-bottom: 56px; }
.sf-mb-72 { margin-bottom: 72px; }

.sf-mt-40 { margin-top: 40px; }
.sf-mt-32 { margin-top: 32px; }
.sf-mt-24 { margin-top: 24px; }
.sf-mt-20 { margin-top: 20px; }
.sf-mt-16 { margin-top: 16px; }

.sf-max-w-640 {
  max-width: 640px;
  margin-left: auto;
  margin-right: auto;
}

.sf-max-w-600 {
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.sf-max-w-520 {
  max-width: 520px;
  margin-left: auto;
  margin-right: auto;
}

.sf-relative {
  position: relative;
  z-index: 1;
}