/* ========================================
   CSS RESET
======================================== */

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

* {
  margin: 0;
}

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

body {
  min-height: 100vh;
  overflow-wrap: break-word;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

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

img {
  height: auto;
}

iframe {
  display: block;
  width: 100%;
  border: 0;
}

input,
button,
textarea,
select {
  font: inherit;
}

button {
  border: 0;
  background: none;
  cursor: pointer;
}

a {
  color: inherit;
  text-decoration: none;
}

ul,
ol {
  padding: 0;
}

:target {
  scroll-margin-top: 6rem;
}

/* ========================================
   ROOT VARIABLES
======================================== */

:root {
  --color-background: #ffffff;
  --color-surface: #f7f7f5;
  --color-surface-strong: #efefec;
  --color-text: #111111;
  --color-text-muted: #666666;
  --color-border: #e6e6e2;
  --color-black: #111111;
  --color-white: #ffffff;
  --color-selection-bg: #111111;
  --color-selection-text: #ffffff;

  --font-family:
    Inter,
    ui-sans-serif,
    system-ui,
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    sans-serif;

  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.375rem;
  --font-size-2xl: 2rem;
  --font-size-3xl: 2.75rem;
  --font-size-4xl: 4.5rem;

  --font-weight-regular: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;

  --line-height-heading: 1.08;
  --line-height-body: 1.7;

  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.5rem;
  --space-6: 2rem;
  --space-7: 3rem;
  --space-8: 4rem;
  --space-9: 5rem;
  --space-10: 6rem;
  --space-11: 8rem;
  --space-12: 10rem;

  --radius-sm: 0.5rem;
  --radius-md: 0.875rem;
  --radius-lg: 1.25rem;
  --radius-xl: 1.75rem;
  --radius-full: 999px;

  --shadow-sm: 0 2px 10px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 14px 40px rgba(0, 0, 0, 0.07);

  --container-width: 1200px;
  --container-padding: 1.25rem;
  --header-height: 76px;
  --transition: 180ms ease;
}

/* ========================================
   TYPOGRAPHY
======================================== */

body {
  background: var(--color-background);
  color: var(--color-text);
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-regular);
  line-height: var(--line-height-body);
}

h1,
h2,
h3 {
  color: var(--color-text);
  font-weight: var(--font-weight-bold);
  letter-spacing: -0.035em;
  line-height: var(--line-height-heading);
  text-wrap: balance;
}

h1 {
  font-size: clamp(3rem, 8vw, var(--font-size-4xl));
}

h2 {
  font-size: clamp(2rem, 5vw, var(--font-size-3xl));
}

h3 {
  font-size: var(--font-size-xl);
}

p {
  color: var(--color-text-muted);
  max-width: 70ch;
}

small {
  font-size: var(--font-size-sm);
}

a {
  transition:
    color var(--transition),
    background-color var(--transition),
    border-color var(--transition),
    opacity var(--transition),
    transform var(--transition);
}

img {
  border-radius: var(--radius-md);
}

iframe {
  aspect-ratio: 9 / 16;
  border-radius: var(--radius-xl);
  background: var(--color-surface);
}

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

main {
  display: block;
}

section {
  padding: var(--space-9) 0;
}

.container {
  width: min(
    calc(100% - (var(--container-padding) * 2)),
    var(--container-width)
  );
  margin-inline: auto;
}

.section-title {
  max-width: 18ch;
  margin-bottom: var(--space-4);
}

.section-intro {
  margin-bottom: var(--space-8);
  font-size: var(--font-size-lg);
}

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

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 0.95rem 1.6rem;
  border: 1px solid transparent;
  border-radius: var(--radius-full);
  font-weight: var(--font-weight-semibold);
  white-space: nowrap;
}

.button-primary {
  background: var(--color-black);
  color: var(--color-white);
}

.button-primary:hover {
  opacity: 0.9;
  transform: translateY(-1px);
}

.button-primary:active {
  transform: translateY(0);
}

.button-secondary {
  background: transparent;
  border-color: var(--color-border);
  color: var(--color-black);
}

.button-secondary:hover {
  background: var(--color-surface);
  transform: translateY(-1px);
}

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

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

.hidden {
  display: none !important;
}

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

.skip-link {
  position: fixed;
  top: var(--space-3);
  left: var(--space-3);
  z-index: 1000;
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-sm);
  background: var(--color-black);
  color: var(--color-white);
  font-weight: var(--font-weight-semibold);
  transform: translateY(calc(-100% - var(--space-5)));
}

.skip-link:focus {
  transform: translateY(0);
}

/* ========================================
   HEADER
======================================== */

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--header-height);
  background: rgba(255, 255, 255, 0.96);
  border-bottom: 1px solid var(--color-border);
  backdrop-filter: blur(12px);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.logo {
  display: flex;
  align-items: center;
}

.logo-link {
  font-weight: var(--font-weight-bold);
  letter-spacing: -0.025em;
  line-height: 1;
}

.logo img {
  width: auto;
  height: 34px;
  border-radius: 0;
}

.header-cta {
  display: flex;
  align-items: center;
  justify-content: flex-end;
}

.header-cta a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0.75rem 1.2rem;
  border-radius: var(--radius-full);
  background: var(--color-black);
  color: var(--color-white);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
}

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

.hero {
  padding: clamp(3.5rem, 7vw, 7rem) 0 var(--space-9);
  background: var(--color-white);
  font-family: "Geist", var(--font-family);
}

.hero .container {
  max-width: var(--container-width);
}

.hero-grid {
  display: grid;
  gap: var(--space-8);
}

.hero-content {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-6);
  padding: 0.8rem 1rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  color: var(--color-text);
  font-size: 0.75rem;
  font-weight: var(--font-weight-bold);
  letter-spacing: 0.08em;
  line-height: 1;
  text-transform: uppercase;
}

.hero-badge svg {
  width: 1.15rem;
  height: 1.15rem;
  fill: currentColor;
}

.hero-title {
  max-width: 13ch;
  font-size: clamp(2.75rem, 12vw, 4.75rem);
  font-weight: 800;
  letter-spacing: -0.055em;
  line-height: 0.98;
}

.hero-subtitle {
  position: relative;
  max-width: 35rem;
  margin-top: var(--space-7);
  padding-top: var(--space-6);
  font-size: clamp(1rem, 2vw, 1.125rem);
  line-height: 1.65;
}

.hero-subtitle::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 2.5rem;
  height: 2px;
  background: var(--color-black);
}

.hero-benefits {
  display: grid;
  gap: var(--space-5);
  width: 100%;
  margin-top: var(--space-7);
  list-style: none;
}

.hero-benefit {
  display: grid;
  grid-template-columns: 3.5rem minmax(0, 1fr);
  align-items: center;
  gap: var(--space-4);
}

.hero-benefit-icon {
  display: grid;
  place-items: center;
  width: 3.5rem;
  height: 3.5rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
}

.hero-benefit-icon svg,
.hero-trust svg {
  width: 1.55rem;
  height: 1.55rem;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.8;
}

.hero-benefit strong,
.hero-benefit small {
  display: block;
}

.hero-benefit strong {
  color: var(--color-text);
  font-size: 1rem;
  line-height: 1.35;
}

.hero-benefit small {
  margin-top: var(--space-1);
  color: var(--color-text-muted);
  font-size: 0.925rem;
  line-height: 1.55;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  width: 100%;
  margin-top: var(--space-7);
}

.hero-actions .button {
  min-height: 58px;
  padding-inline: 1.4rem;
}

.hero-actions .button svg {
  width: 1.25rem;
  height: 1.25rem;
  margin-left: var(--space-3);
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 2;
}

.hero-actions .hero-play-icon {
  margin: 0 var(--space-2) 0 0;
  fill: currentColor;
  stroke: none;
}

.hero-media {
  position: relative;
  width: min(100%, 420px);
  margin-inline: auto;
  overflow: hidden;
  border-radius: 1.75rem;
  background: var(--color-black);
  box-shadow: var(--shadow-md);
  isolation: isolate;
}

.hero-video {
  width: 100%;
  aspect-ratio: 9 / 16;
  border: 0;
  border-radius: inherit;
  background: var(--color-black);
  filter: grayscale(1) contrast(1.04);
}

.hero-quote {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  z-index: 1;
  padding: var(--space-6);
  background: rgba(0, 0, 0, 0.82);
  color: var(--color-white);
  pointer-events: none;
}

.hero-quote > span {
  display: block;
  height: 2.25rem;
  color: rgba(255, 255, 255, 0.55);
  font-family: Georgia, serif;
  font-size: 4rem;
  line-height: 1;
}

.hero-quote blockquote {
  font-size: clamp(1rem, 2.5vw, 1.15rem);
  font-weight: var(--font-weight-medium);
  line-height: 1.5;
}

.hero-quote cite {
  display: block;
  margin-top: var(--space-3);
  font-size: 0.925rem;
  font-style: normal;
  font-weight: var(--font-weight-semibold);
}

.hero-trust {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: var(--space-8);
  overflow: hidden;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-white);
  box-shadow: var(--shadow-sm);
  list-style: none;
}

.hero-trust li {
  display: flex;
  min-height: 9.5rem;
  padding: var(--space-5) var(--space-4);
  align-items: center;
  flex-direction: column;
  justify-content: center;
  gap: var(--space-3);
  border-right: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  color: var(--color-text);
  text-align: center;
}

.hero-trust li:nth-child(2n) {
  border-right: 0;
}

.hero-trust li:nth-last-child(-n + 2) {
  border-bottom: 0;
}

.hero-trust span {
  font-size: 0.875rem;
  font-weight: var(--font-weight-medium);
  line-height: 1.5;
}

@keyframes hero-fade-in {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hero-grid,
.hero-trust {
  animation: hero-fade-in 600ms ease-out both;
}

.hero-trust {
  animation-delay: 120ms;
}

/* ========================================
   PORTFOLIO
======================================== */

.portfolio {
  background: var(--color-surface);
}

.portfolio .container {
  display: grid;
  gap: var(--space-7);
}

.portfolio-content {
  display: grid;
  gap: var(--space-7);
}

.portfolio-video {
  width: 100%;
  max-width: 420px;
  margin: 0 auto;
}

.portfolio-details {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: var(--space-5);
}

.portfolio-title {
  font-size: var(--font-size-2xl);
}

.feature-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-3);
  list-style: none;
}

.feature-item {
  padding: 0.9rem 1rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-white);
  color: var(--color-text);
  font-weight: var(--font-weight-medium);
}

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

.features-list {
  display: grid;
  gap: var(--space-5);
  margin-top: var(--space-7);
  list-style: none;
}

.features-list > li {
  margin: 0;
}

.feature-benefits {
  display: grid;
  gap: var(--space-5);
  margin-top: var(--space-7);
  list-style: none;
}

.feature-benefit {
  margin: 0;
}

.feature-card {
  height: 100%;
  padding: var(--space-6);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-white);
}

.feature-card-title {
  margin-bottom: var(--space-3);
}

.feature-card-description {
  color: var(--color-text-muted);
}

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

.pricing {
  background: var(--color-surface);
}

.pricing-grid {
  display: grid;
  gap: var(--space-5);
  margin-top: var(--space-7);
}

.pricing-card {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  padding: var(--space-6);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  background: var(--color-white);
  box-shadow: var(--shadow-sm);
}

.pricing-title {
  font-size: var(--font-size-xl);
}

.pricing-price {
  margin-top: var(--space-2);
  color: var(--color-text);
  font-size: clamp(2rem, 5vw, 2.75rem);
  font-weight: var(--font-weight-bold);
  letter-spacing: -0.04em;
}

.pricing-description,
.pricing-discount {
  margin-top: var(--space-2);
  color: var(--color-text-muted);
}

.pricing-card .button {
  width: 100%;
  margin-top: auto;
}

.pricing-note {
  margin-top: var(--space-7);
  padding: var(--space-6);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  background: var(--color-surface-strong);
}

.pricing-note > * + * {
  margin-top: var(--space-3);
}

.pricing-note-title {
  font-size: var(--font-size-lg);
}

.pricing-note-name,
.pricing-note-price {
  color: var(--color-text);
  font-weight: var(--font-weight-semibold);
}

.pricing-note-cta {
  color: var(--color-text-muted);
  font-weight: var(--font-weight-medium);
}

/* ========================================
   PROCESS
======================================== */

.process-list {
  display: grid;
  gap: var(--space-5);
  margin-top: var(--space-7);
  list-style: none;
  counter-reset: step;
}

.process-step {
  position: relative;
  min-height: 100%;
  padding: var(--space-6);
  padding-left: 5rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-white);
}

.process-step::before {
  counter-increment: step;
  content: counter(step);
  position: absolute;
  top: 1.5rem;
  left: 1.5rem;
  display: grid;
  place-items: center;
  width: 2.25rem;
  height: 2.25rem;
  border-radius: var(--radius-full);
  background: var(--color-black);
  color: var(--color-white);
  font-weight: var(--font-weight-bold);
}

.process-step p + p {
  margin-top: var(--space-3);
}

/* ========================================
   INFORMATION
======================================== */

.information {
  background: var(--color-surface);
}

.information-list {
  display: grid;
  gap: var(--space-3);
  margin-top: var(--space-7);
  list-style: none;
}

.information-item {
  position: relative;
  padding: 1rem 1rem 1rem 2.75rem;
  border-bottom: 1px solid var(--color-border);
  color: var(--color-text);
}

.information-item::before {
  content: "✓";
  position: absolute;
  left: 0.75rem;
  color: var(--color-text);
  font-weight: var(--font-weight-bold);
}

/* ========================================
   CTA
======================================== */

.cta {
  padding: var(--space-10) 0;
}

.cta-content {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--space-6);
  padding: var(--space-7);
  border-radius: var(--radius-xl);
  background: var(--color-black);
}

.cta-title {
  max-width: 18ch;
  color: var(--color-white);
}

.cta .button-primary {
  background: var(--color-white);
  color: var(--color-black);
}

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

.site-footer {
  padding: var(--space-8) 0;
  border-top: 1px solid var(--color-border);
}

.site-footer .container {
  display: grid;
  gap: var(--space-6);
}

.footer-brand {
  display: flex;
  flex-direction: column;
}

.footer-title {
  font-size: var(--font-size-xl);
  letter-spacing: -0.02em;
}

.footer-subtitle {
  margin-top: var(--space-2);
}

.footer-nav {
  display: block;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  list-style: none;
}

.footer-links li {
  margin: 0;
}

.footer-links a {
  color: var(--color-text);
  font-weight: var(--font-weight-medium);
}

.footer-links a:hover {
  opacity: 0.65;
}

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

/* ========================================
   ACCESSIBILITY
======================================== */

:focus-visible {
  outline: 3px solid var(--color-black);
  outline-offset: 3px;
}

::selection {
  background: var(--color-selection-bg);
  color: var(--color-selection-text);
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* ========================================
   RESPONSIVE
======================================== */

@media (min-width: 768px) {
  :root {
    --container-padding: 2rem;
  }

  section {
    padding: var(--space-10) 0;
  }

  .hero {
    padding: var(--space-10) 0 var(--space-9);
  }

  .hero-trust {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .hero-trust li,
  .hero-trust li:nth-child(2n),
  .hero-trust li:nth-last-child(-n + 2) {
    border-right: 1px solid var(--color-border);
    border-bottom: 0;
  }

  .hero-trust li:last-child {
    border-right: 0;
  }

  .portfolio-content {
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
    align-items: center;
  }

  .features-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .feature-benefits {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .pricing-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .process-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .cta-content {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-8);
  }

  .site-footer .container {
    grid-template-columns: 1fr auto;
    align-items: end;
  }

  .footer-copy {
    grid-column: 1 / -1;
  }
}

@media (min-width: 1024px) {
  :root {
    --container-padding: 2.5rem;
  }

  section {
    padding: var(--space-11) 0;
  }

  .hero {
    padding: var(--space-10) 0 var(--space-9);
  }

  .hero-grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(340px, 0.85fr);
    align-items: center;
    gap: clamp(3rem, 6vw, 6.5rem);
  }

  .hero-title {
    font-size: clamp(4rem, 5.25vw, 5rem);
  }

  .hero-media {
    width: 100%;
    margin-inline: 0;
  }

  .hero-content {
    gap: var(--space-7);
  }

  .features-list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .feature-benefits {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .process-list {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

.portfolio-video-embed {
  display: block;
  width: 100%;
  aspect-ratio: 9 / 16;
  margin-inline: auto;
  border: 0;
  border-radius: var(--radius-lg);
  background: #000;
}