@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700&display=swap');

:root {
  --bg-dark: #0B0B0F;
  --bg-surface: #12121A;
  --bg-surface-elevated: #1A1A24;
  --accent-orange: #FF6B00;
  --accent-orange-hover: #FF8C33;
  --accent-purple: #7B2CBF;
  --accent-blue: #4CC9F0;
  --accent-green: #34A853;
  --text-primary: #FFFFFF;
  --text-secondary: #A3A3A3;
  --border-subtle: rgba(255, 255, 255, 0.08);
  --glass-bg: rgba(255, 255, 255, 0.05);
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --transition-fast: 0.2s ease;
  --transition-smooth: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

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

body {
  font-family: 'Outfit', sans-serif;
  background-color: var(--bg-dark);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  animation: smoothPageLoad 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94) forwards;
}

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

@keyframes pulse {
  0% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.5); opacity: 0.5; }
  100% { transform: scale(1); opacity: 1; }
}

/* Typography */
h1, h2, h3, h4 { font-weight: 700; line-height: 1.2; }
h1 { font-size: clamp(2.5rem, 5vw, 4rem); letter-spacing: -0.02em; }
h2 { font-size: clamp(2rem, 4vw, 3rem); margin-bottom: 1rem; }
p { color: var(--text-secondary); font-size: 1.125rem; }
a { text-decoration: none; color: var(--text-primary); transition: color var(--transition-fast); }
a:hover { color: var(--accent-orange); }

/* Layout */
.container { max-width: 1200px; margin: 0 auto; padding: 0 2rem; }
.section { padding: 8rem 0; }

/* Navbar */
.navbar {
  position: sticky; top: 0; width: 100%; padding: 1.5rem 0;
  background: rgba(0, 0, 0, 0.85); backdrop-filter: blur(16px);
  z-index: 100; border-bottom: 1px solid var(--border-subtle);
}
.navbar .container { display: flex; justify-content: space-between; align-items: center; }
.logo { font-size: 1.5rem; font-weight: 700; display: flex; align-items: center; gap: 0.5rem; }
.logo span { color: var(--accent-orange); }
.brand-icon {
  width: 24px;
  height: 24px;
  object-fit: cover;
  border-radius: 6px;
}
.nav-links { display: flex; gap: 2.5rem; }
.nav-links a {
  font-weight: 500;
  font-size: 1.05rem;
  position: relative;
  padding-bottom: 0.3rem;
}
.nav-links a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 2px;
  border-radius: 99px;
  background: var(--accent-orange);
  transition: width var(--transition-fast), box-shadow var(--transition-fast);
}
.nav-links a:hover::after {
  width: 100%;
}
.nav-links a.active {
  color: var(--accent-orange);
  text-shadow: 0 0 16px rgba(255, 107, 0, 0.35);
}
.nav-links a.active::after {
  width: 100%;
  box-shadow: 0 0 12px rgba(255, 107, 0, 0.45);
}

.announcement-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  width: 100%;
  padding: 0.85rem 1.5rem;
  text-align: center;
  background: linear-gradient(90deg, rgba(255, 107, 0, 0.16), rgba(76, 201, 240, 0.12));
  border-bottom: 1px solid var(--border-subtle);
  color: var(--text-primary);
  font-size: 0.95rem;
  letter-spacing: 0.01em;
}
.announcement-bar span {
  max-width: 980px;
}
.announcement-bar a {
  color: var(--accent-orange);
  font-weight: 600;
}
.announcement-close {
  border: 1px solid var(--border-subtle);
  background: rgba(255, 255, 255, 0.06);
  color: var(--text-primary);
  width: 2rem;
  height: 2rem;
  border-radius: 999px;
  cursor: pointer;
  flex: 0 0 auto;
  transition: transform var(--transition-fast), background-color var(--transition-fast), border-color var(--transition-fast);
}
.announcement-close:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 255, 255, 0.18);
  transform: scale(1.05);
}
.announcement-bar.is-hidden {
  display: none;
}

/* Download Pitch */
.download-pitch {
  position: relative;
}
.pitch-strip {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 2rem;
  padding: 2rem;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  background: linear-gradient(145deg, rgba(255, 107, 0, 0.08), rgba(18, 18, 26, 0.95));
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.35);
}
.pitch-eyebrow {
  color: var(--accent-orange);
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 0.8rem;
  margin-bottom: 0.75rem;
}
.pitch-strip h2 {
  margin-bottom: 0;
  max-width: 720px;
}
.pitch-copy {
  max-width: 420px;
  font-size: 1rem;
  line-height: 1.7;
}
.pitch-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1rem;
  margin-top: 1rem;
}
.pitch-card {
  padding: 1.5rem;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.06);
  min-height: 160px;
}
.pitch-card h3 {
  font-size: 1.2rem;
  margin-bottom: 0.75rem;
}
.pitch-card p {
  font-size: 0.98rem;
  line-height: 1.6;
}

/* Tool Showcase */
.tool-showcase {
  padding-top: 0;
  padding-bottom: 2rem;
}
.showcase-row {
  display: flex;
  align-items: center;
  gap: 3rem;
  margin-top: 2rem;
  padding: 1.5rem 0;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}
.showcase-row:last-child {
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}
.showcase-media {
  flex: 0 0 320px;
}
.showcase-copy {
  flex: 1;
}
.showcase-copy h3 {
  margin-bottom: 1rem;
}
.showcase-copy p {
  max-width: 620px;
}
.showcase-note {
  margin-top: 0.9rem;
  color: var(--text-primary);
  font-size: 1rem;
}

/* Calculator Showcase */
.calculator-showcase {
  padding-top: 0;
  padding-bottom: 2rem;
}
.tool-pair-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.5rem;
}
.tool-card {
  padding: 1.5rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-subtle);
  background: rgba(255, 255, 255, 0.03);
  text-align: center;
}
.tool-card-media {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 260px;
}
.tool-card-media img {
  max-width: 100%;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-subtle);
  box-shadow: 0 20px 40px rgba(0,0,0,0.4);
  position: relative;
  z-index: 1;
}
.tool-card .feature-icon {
  margin: 1rem auto 1.25rem auto;
}
.tool-card h3 {
  font-size: 1.8rem;
  margin-bottom: 0.75rem;
}
.tool-card p {
  max-width: 520px;
  margin: 0 auto;
}
.calculator-showcase-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 440px) minmax(0, 1fr);
  gap: 2rem;
  align-items: center;
  margin-top: 1rem;
  padding: 1.5rem 0;
}
.showcase-frame {
  position: relative;
  display: flex;
  justify-content: center;
}
.showcase-frame img {
  max-width: 100%;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-subtle);
  box-shadow: 0 20px 40px rgba(0,0,0,0.4);
}
.showcase-frame-left { justify-self: end; }
.showcase-frame-right { justify-self: start; }
.calculator-showcase-copy {
  text-align: center;
  padding: 2rem 1.5rem;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.04);
}
.calculator-showcase-copy h3 {
  font-size: 2rem;
  margin-bottom: 1rem;
}
.calculator-showcase-copy p {
  max-width: 320px;
  margin: 0 auto;
}
.showcase-cta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1.5rem;
  margin-top: 1.25rem;
  padding: 1.5rem 2rem;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, rgba(255, 107, 0, 0.12), rgba(76, 201, 240, 0.08));
}
.showcase-cta h3 {
  font-size: 1.35rem;
  margin-bottom: 0.4rem;
}
.showcase-cta p {
  font-size: 1rem;
  max-width: 640px;
}

/* Tool Split Layout */
.tool-split-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
  gap: 2rem;
  align-items: center;
}

.calculator-trio {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.5rem;
  align-items: center;
}
.trio-item {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 360px;
  padding: 1rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-subtle);
  background: rgba(255, 255, 255, 0.03);
}
.trio-item.center {
  min-height: 420px;
  background: linear-gradient(145deg, rgba(255, 107, 0, 0.12), rgba(18, 18, 26, 0.95));
}
.trio-item img {
  max-width: 100%;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-subtle);
  box-shadow: 0 20px 40px rgba(0,0,0,0.4);
}

.tool-split-media {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 520px;
}
.tool-split-grid.discount-layout {
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
}
.tool-split-grid.discount-layout .tool-split-panel {
  max-width: 560px;
  justify-self: end;
}
.discount-media-layout {
  display: grid;
  grid-template-columns: minmax(170px, 240px) minmax(230px, 360px);
  align-items: center;
  column-gap: 1rem;
}
.calculator-media-layout {
  display: grid;
  grid-template-columns: minmax(180px, 250px) minmax(230px, 360px);
  align-items: center;
  column-gap: 1rem;
}
#smart-calculator {
  --calc-device-width: 320px;
  --calc-device-height: 650px;
}
.calculator-copy-stack {
  display: grid;
  gap: 0.9rem;
}
.calculator-image-wrap {
  position: relative;
  display: flex;
  justify-content: center;
}
.calculator-image-wrap .glow-box {
  width: var(--calc-device-width);
  height: var(--calc-device-height);
}
.calculator-image-wrap img {
  width: var(--calc-device-width);
  height: var(--calc-device-height);
  max-width: 100%;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-subtle);
  box-shadow: 0 20px 40px rgba(0,0,0,0.4);
  position: relative;
  z-index: 2;
  object-fit: cover;
}
#smart-calculator .app-frame {
  width: var(--calc-device-width);
  height: var(--calc-device-height);
}
.discount-copy-stack {
  display: grid;
  gap: 0.9rem;
}
.discount-image-wrap {
  position: relative;
  display: flex;
  justify-content: center;
}
.discount-image-wrap .glow-box {
  width: min(410px, 95%);
  height: 470px;
}
.discount-image-wrap img {
  width: min(390px, 94%);
  max-width: 100%;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-subtle);
  box-shadow: 0 20px 40px rgba(0,0,0,0.4);
  position: relative;
  z-index: 2;
}
.tool-split-media.media-with-copy {
  display: grid;
  grid-template-columns: minmax(170px, 240px) minmax(210px, 340px);
  grid-template-areas:
    "top visual"
    "bottom visual";
  justify-items: stretch;
  align-content: center;
  align-items: center;
  column-gap: 1rem;
  row-gap: 0.9rem;
  padding: 0.5rem 0.75rem;
}
.tool-split-media.media-with-copy.single-card {
  grid-template-columns: 1fr;
  grid-template-areas:
    "copy"
    "visual";
  justify-items: center;
  gap: 0.9rem;
}
.media-marketing-card {
  position: static;
  max-width: 250px;
  width: 100%;
  padding: 1rem 1.1rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-subtle);
  background: linear-gradient(140deg, rgba(255, 107, 0, 0.14), rgba(76, 201, 240, 0.08));
  box-shadow: 0 18px 30px rgba(0, 0, 0, 0.32);
  z-index: 1;
}
.media-marketing-card.top { grid-area: top; }
.media-marketing-card.bottom { grid-area: bottom; }
.tool-split-media.media-with-copy.single-card .media-marketing-card {
  grid-area: copy;
  max-width: 360px;
}
.tool-split-media.media-with-copy.single-card .glow-box {
  width: min(335px, 88%);
  height: 420px;
}
.tool-split-media.media-with-copy.single-card img {
  width: min(335px, 88%);
  max-width: 100%;
}
.tool-split-media.media-with-copy .glow-box {
  grid-area: visual;
  justify-self: center;
  align-self: center;
  width: min(410px, 95%);
  height: 470px;
}
.tool-split-media.media-with-copy img {
  grid-area: visual;
  justify-self: center;
  width: min(390px, 94%);
  max-width: 100%;
  z-index: 2;
}
.media-marketing-card h4 {
  font-size: 1rem;
  margin-bottom: 0.45rem;
}
.media-marketing-card p {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.5;
}
.tool-split-media img {
  max-width: 100%;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-subtle);
  box-shadow: 0 20px 40px rgba(0,0,0,0.4);
  position: relative;
  z-index: 1;
}
.tool-split-panel {
  width: 100%;
}
.discount-panel .feature-icon {
  margin-bottom: 1rem !important;
}
.discount-panel h3 {
  margin-bottom: 0.75rem !important;
}
.discount-panel .download-feel-copy {
  margin-bottom: 1rem;
  padding: 0.85rem 1rem;
}
.discount-panel .tool-input-group {
  margin-bottom: 1rem;
}
.discount-panel .tool-input {
  padding: 0.8rem;
  font-size: 1.05rem;
}
.discount-panel .result-block {
  margin-top: 1.25rem;
  padding: 1.1rem;
}
.download-feel-copy {
  margin: 0 0 1.5rem;
  padding: 1rem 1.1rem;
  border-radius: var(--radius-md);
  border: 1px solid rgba(255, 107, 0, 0.35);
  background: linear-gradient(135deg, rgba(255, 107, 0, 0.16), rgba(76, 201, 240, 0.08));
}
.download-feel-copy p {
  margin: 0;
  font-size: 0.98rem;
}
.tool-split-panel .converter-wrapper {
  margin-top: 0.5rem;
}

/* Website Usage Guidance */
.use-site-panel {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 2rem;
  padding: 2rem;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.03);
  margin-bottom: 1rem;
}
.use-site-eyebrow {
  color: var(--accent-blue);
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 0.8rem;
  margin-bottom: 0.75rem;
}
.use-site-panel h2 {
  margin-bottom: 0;
  max-width: 680px;
}
.use-site-copy {
  max-width: 420px;
  font-size: 1rem;
  line-height: 1.7;
}
.use-site-steps {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}
.use-site-step {
  padding: 1.5rem;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.06);
}
.use-site-step span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.2rem;
  height: 2.2rem;
  border-radius: 999px;
  background: rgba(76, 201, 240, 0.12);
  color: var(--accent-blue);
  font-weight: 700;
  margin-bottom: 1rem;
}
.use-site-step h3 {
  font-size: 1.15rem;
  margin-bottom: 0.6rem;
}
.use-site-step p {
  font-size: 0.98rem;
  line-height: 1.6;
}

/* Mini CTA */
.mini-cta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 2rem;
  padding: 2rem;
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, rgba(76, 201, 240, 0.12), rgba(255, 107, 0, 0.1));
  border: 1px solid var(--border-subtle);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.28);
}
.mini-cta-eyebrow {
  color: var(--accent-green);
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 0.8rem;
  margin-bottom: 0.75rem;
}
.mini-cta h2 {
  margin-bottom: 0.75rem;
  max-width: 700px;
}
.mini-cta-copy {
  max-width: 640px;
  font-size: 1rem;
  line-height: 1.7;
}
.mini-cta-actions {
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
  flex: 0 0 auto;
}

/* Buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 0.8rem 2rem; border-radius: 100px;
  font-weight: 600; cursor: pointer; transition: all var(--transition-fast);
  border: none; font-size: 1rem; gap: 0.5rem;
  transform: scale(1);
}
.btn:active {
  transform: scale(0.96);
}
.btn-primary { background-color: var(--accent-orange); color: #fff; }
.btn-primary:hover {
  background-color: var(--accent-orange-hover);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(255, 107, 0, 0.4);
}
.btn-secondary { background-color: transparent; color: var(--text-primary); border: 1px solid var(--border-subtle); }
.btn-secondary:hover { background-color: var(--bg-surface-elevated); border-color: var(--text-primary); }

/* Hero Section */
.hero { padding-top: 12rem; padding-bottom: 6rem; position: relative; overflow: hidden; }
/* Glowing background effect */
.orb {
  position: absolute; border-radius: 50%; filter: blur(80px); z-index: -1; opacity: 0.6;
  animation: floatOrb 8s ease-in-out infinite alternate;
}
.orb-1 { width: 400px; height: 400px; background: rgba(123, 44, 191, 0.4); top: 10%; left: 10%; }
.orb-2 { width: 500px; height: 500px; background: rgba(255, 107, 0, 0.2); top: 30%; right: 10%; animation-delay: -3s; }
.orb-3 { width: 300px; height: 300px; background: rgba(76, 201, 240, 0.3); bottom: 10%; left: 40%; animation-delay: -6s; }
@keyframes floatOrb {
  0% { transform: translate(0, 0) scale(1); }
  100% { transform: translate(30px, -50px) scale(1.1); }
}
.hero-content { max-width: 800px; margin: 0 auto; text-align: center; }
.hero-content h1 {
  margin-bottom: 1.5rem; 
  background: linear-gradient(135deg, #FFF, #A3A3A3);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
}
.hero-content p { margin-bottom: 2.5rem; font-size: 1.3rem; max-width: 600px; margin-left: auto; margin-right: auto; }
.hero-actions { display: flex; justify-content: center; gap: 1rem; margin-bottom: 4rem; }

/* Dynamic Hero Visual */
.hero-visual { display: flex; justify-content: center; gap: 2rem; position: relative; perspective: 1000px; }
.hero-visual img { 
    max-width: 250px; border-radius: var(--radius-lg); 
    box-shadow: 0 30px 60px rgba(0,0,0,0.8); border: 1px solid var(--border-subtle);
    animation: float 6s ease-in-out infinite;
}
.hero-visual .hero-calculator {
  width: 320px;
  height: 650px;
  z-index: 2;
  transform: translateY(8px);
}
.hero-visual img:nth-child(1) { transform: rotateY(15deg) translateZ(-50px) scale(0.9); animation-delay: 0s; opacity: 0.6; }
.hero-visual img:nth-child(2) { z-index: 2; animation-delay: 1s; }
.hero-visual img:nth-child(3) { transform: rotateY(-15deg) translateZ(-50px) scale(0.9); animation-delay: 2s; opacity: 0.6;}

@keyframes float { 
    0% { transform: translateY(0px) rotateY(var(--ry, 0deg)) translateZ(var(--tz, 0px)) scale(var(--s, 1)); } 
    50% { transform: translateY(-20px) rotateY(var(--ry, 0deg)) translateZ(var(--tz, 0px)) scale(var(--s, 1)); } 
    100% { transform: translateY(0px) rotateY(var(--ry, 0deg)) translateZ(var(--tz, 0px)) scale(var(--s, 1)); } 
}
.hero-visual img:nth-child(1) { --ry: 15deg; --tz: -50px; --s: 0.9; }
.hero-visual img:nth-child(2) { --ry: 0deg; --tz: 0px; --s: 1; }
.hero-visual img:nth-child(3) { --ry: -15deg; --tz: -50px; --s: 0.9; }

/* Features Section */
.features-grid { display: grid; grid-template-columns: repeat(autofit, minmax(300px, 1fr)); gap: 2rem; margin-top: 4rem; }
.feature-row { display: flex; align-items: center; gap: 4rem; margin-top: 6rem; }
.feature-row:nth-child(even) { flex-direction: row-reverse; }
.feature-text { flex: 1; }
.feature-icon { 
    width: 60px; height: 60px; background-color: rgba(255, 107, 0, 0.1); 
    color: var(--accent-orange); border-radius: var(--radius-md); 
    display: flex; align-items: center; justify-content: center; margin-bottom: 2rem; 
}
.feature-icon svg { width: 30px; height: 30px; stroke: currentColor; stroke-width: 2; fill: none; }
.feature-text h3 { font-size: 2.5rem; margin-bottom: 1.5rem; }
.feature-text ul { list-style: none; margin-top: 1.5rem; }
.feature-text li { display: flex; align-items: flex-start; gap: 1rem; margin-bottom: 1rem; color: var(--text-secondary); }
.feature-text li svg { flex-shrink: 0; color: var(--accent-orange); width: 20px; height: 20px; margin-top: 0.2rem;}
.feature-media { flex: 1; position: relative; display: flex; justify-content: center;}
.feature-media img { 
    max-width: 280px; border-radius: var(--radius-lg); border: 1px solid var(--border-subtle); 
    box-shadow: 0 20px 40px rgba(0,0,0,0.4); 
    transition: transform var(--transition-smooth), box-shadow var(--transition-smooth), border-color var(--transition-smooth);
}
.feature-media img:hover {
    transform: translateY(-5px) !important;
    box-shadow: 0 30px 60px rgba(0,0,0,0.6);
    border-color: rgba(255,255,255,0.2);
}

/* Decorative glow behind feature images */
.glow-box { position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%); width: 300px; height: 300px; background: radial-gradient(circle, rgba(255,107,0,0.1) 0%, rgba(0,0,0,0) 70%); border-radius: 50%; z-index: -1; filter: blur(40px); }

/* Download CTA */
.cta-section { background-color: var(--bg-surface); border-top: 1px solid var(--border-subtle); padding: 8rem 0; text-align: center; }
.cta-box { background: linear-gradient(145deg, var(--bg-surface-elevated), #111); border: 1px solid var(--border-subtle); border-radius: var(--radius-lg); padding: 4rem; max-width: 800px; margin: 0 auto; box-shadow: 0 40px 80px rgba(0,0,0,0.5); }
.cta-box h2 { font-size: 3rem; margin-bottom: 1rem;}
.cta-box p { margin-bottom: 2.5rem; font-size: 1.25rem; }

/* Footer */
footer { border-top: 1px solid var(--border-subtle); padding: 4rem 0 2rem 0; text-align: center; margin-top: 4rem;}
.footer-links { display: flex; justify-content: center; gap: 2rem; margin-bottom: 2rem; }

/* Utilities */
.text-center { text-align: center; }
.text-orange { color: var(--accent-orange); }

/* Micro animations */
.fade-up { opacity: 0; transform: translateY(40px); transition: opacity 0.8s ease, transform 0.8s ease; }
.fade-up.visible { opacity: 1; transform: translateY(0); }

@media (max-width: 768px) {
  .hero { padding-top: 8rem; }
  .hero-content h1 { font-size: 2.5rem; }
  .hero-visual img:nth-child(1), .hero-visual img:nth-child(3) { display: none; }
  .hero-visual img:nth-child(2) { max-width: 80%; }
  .hero-visual .hero-calculator { width: 300px; height: 610px; transform: none; }
  .feature-row, .feature-row:nth-child(even) { flex-direction: column; gap: 2rem; text-align: center; }
  .feature-text li { text-align: left; }
  .feature-icon { margin: 0 auto 2rem auto; }
  .cta-box { padding: 2rem; border-radius: var(--radius-md); }
  .nav-links { display: none; }
  .announcement-bar { padding: 0.75rem 1rem; font-size: 0.85rem; }
  .pitch-strip { flex-direction: column; align-items: flex-start; }
  .pitch-grid { grid-template-columns: 1fr; }
  .tool-pair-grid { grid-template-columns: 1fr; }
  .calculator-trio { grid-template-columns: 1fr; }
  .trio-item, .trio-item.center { min-height: auto; }
  .tool-split-grid { grid-template-columns: 1fr; }
  .tool-split-grid.discount-layout { grid-template-columns: 1fr; }
  .tool-split-media { min-height: auto; }
  .calculator-media-layout {
    grid-template-columns: 1fr;
    row-gap: 0.9rem;
  }
  #smart-calculator {
    --calc-device-width: 300px;
    --calc-device-height: 610px;
  }
  .discount-media-layout {
    grid-template-columns: 1fr;
    row-gap: 0.9rem;
  }
  .tool-split-grid.discount-layout .tool-split-panel {
    max-width: 100%;
    justify-self: stretch;
  }
  .tool-split-media.media-with-copy {
    grid-template-columns: 1fr;
    grid-template-areas:
      "top"
      "bottom"
      "visual";
    justify-items: center;
    padding: 0;
    gap: 0.9rem;
  }
  .media-marketing-card {
    position: static;
    max-width: 100%;
    margin-bottom: 1rem;
  }
  .calculator-showcase-row { grid-template-columns: 1fr; }
  .showcase-frame-left, .showcase-frame-right { justify-self: center; }
  .showcase-cta { flex-direction: column; align-items: flex-start; }
}

/* Glassmorphism Classes */
.glass-panel {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  box-shadow: 0 20px 50px rgba(0,0,0,0.3);
}

/* Mobile App Parity Widget UI */
.app-frame {
  width: 320px;
  height: 650px;
  background: var(--bg-surface);
  border-radius: 36px;
  margin: 0 auto;
  position: relative;
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(0,0,0,0.6), inset 0 0 0 4px rgba(255,255,255,0.03);
  display: flex;
  flex-direction: column;
  border: 1px solid rgba(255,255,255,0.05);
}

.app-top-bar {
  display: flex; justify-content: space-between; align-items: center;
  padding: 1.5rem 1.25rem 0.5rem 1.25rem;
  color: var(--text-primary); fill: var(--text-primary);
  z-index: 10;
}
.app-top-bar svg { width: 22px; height: 22px; opacity: 0.8; cursor: pointer; transition: opacity var(--transition-fast); }
.app-top-bar svg:hover { opacity: 1; }
.app-top-bar span { font-weight: 500; font-size: 0.9rem; letter-spacing: 0.5px; opacity: 0.9; }

.app-display {
  flex-grow: 1;
  display: flex; flex-direction: column; justify-content: flex-end;
  padding: 1rem 1.25rem 1.5rem 1.25rem;
  text-align: right;
  position: relative;
}
.history-pill {
  position: absolute; top: 1rem; left: 1.25rem;
  background: rgba(255,255,255,0.1); padding: 4px 10px; border-radius: 20px;
  font-size: 0.75rem; color: var(--text-secondary); cursor: pointer;
}
.app-history-lines {
  display: flex; flex-direction: column; align-items: flex-end;
  gap: 0.25rem;
  margin-bottom: 0.5rem;
  min-height: 3.4rem;
  max-height: 3.4rem;
  overflow: hidden;
}
.app-history-line {
  color: var(--text-secondary); font-size: 1rem; opacity: 0;
  animation: slideFadeIn 0.3s ease forwards;
  white-space: nowrap;
  max-width: 100%;
  text-overflow: ellipsis;
  overflow: hidden;
}
.calc-expression {
  color: var(--accent-orange);
  font-size: 1.25rem;
  min-height: 1.6rem;
  max-height: 1.6rem;
  margin-bottom: 0.25rem;
  font-weight: 500;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.calc-result {
  color: var(--text-primary);
  font-size: 3.5rem;
  font-weight: 500;
  min-height: 3.85rem;
  max-height: 3.85rem;
  overflow: hidden;
  white-space: nowrap;
  line-height: 1.1;
  text-overflow: ellipsis;
  transition: all 0.1s ease;
}
.calc-result.pop { transform: scale(1.05); color: #fff; }

.calc-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0.75rem; padding: 0 1.25rem; z-index: 5;}
.calc-btn {
  background: rgba(255,255,255,0.03); border: 1px solid rgba(255,255,255,0.02);
  color: var(--text-primary); font-size: 1.4rem; font-weight: 400; padding: 1.1rem 0;
  border-radius: 20px; cursor: pointer;
  transition: all 0.15s ease;
  display: flex; align-items: center; justify-content: center;
  user-select: none;
}
.calc-btn:hover { background: rgba(255,255,255,0.08); box-shadow: 0 4px 12px rgba(0,0,0,0.1); }
.calc-btn:active { transform: scale(0.92); background: rgba(255,255,255,0.15); }
.calc-btn.op { color: var(--accent-orange); background: rgba(255, 107, 0, 0.05); }
.calc-btn.action { color: var(--accent-blue); background: rgba(76, 201, 240, 0.05); }
.calc-btn.equals { background: var(--accent-orange); color: #fff; border: none; box-shadow: 0 4px 15px rgba(255, 107, 0, 0.3); }
.calc-btn.equals:hover { background: var(--accent-orange-hover); box-shadow: 0 8px 24px rgba(255, 107, 0, 0.4); }

.app-sci-btn { color: var(--text-secondary); font-size: 1rem; font-weight: 500; }

.app-bottom-nav {
  display: flex; justify-content: space-around; align-items: center;
  padding: 1rem 0 1.25rem 0; margin-top: 1rem;
  background: rgba(0,0,0,0.2); border-top: 1px solid rgba(255,255,255,0.05);
}
.app-nav-item { display: flex; flex-direction: column; align-items: center; gap: 4px; color: var(--text-secondary); cursor: pointer; text-decoration: none; transition: color var(--transition-fast); }
.app-nav-item:hover { color: var(--text-primary); }
.app-nav-item.active { color: var(--accent-orange); }
.app-nav-item svg { width: 20px; height: 20px; fill: currentColor; }
.app-nav-item span { font-size: 0.65rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.5px; }

/* Toast */
.app-toast {
  position: absolute; bottom: 85px; left: 50%; transform: translateX(-50%) translateY(20px);
  background: var(--bg-surface-elevated); border: 1px solid var(--accent-orange);
  padding: 1rem; border-radius: var(--radius-md); width: 85%;
  box-shadow: 0 10px 30px rgba(0,0,0,0.8); z-index: 100;
  text-align: center; color: white; opacity: 0; pointer-events: none; transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}
.app-toast.show { opacity: 1; transform: translateX(-50%) translateY(0); pointer-events: all; }
.app-toast h4 { margin-bottom: 0.25rem; font-size: 1.1rem; }
.app-toast p { font-size: 0.8rem; color: var(--text-secondary); margin-bottom: 0.8rem; line-height: 1.4; }

@keyframes slideFadeIn { from { opacity: 0; transform: translateX(10px); } to { opacity: 1; transform: translateX(0); } }
.toggle-switch::after {
  content: ''; position: absolute; top: 2px; left: 2px; width: 18px; height: 18px;
  background: #fff; border-radius: 50%; transition: transform var(--transition-fast);
}
.toggle-switch:checked::after { transform: translateX(20px); }