/* ============================================================
   SUOVO LANDING PAGE — Premium Dark Theme
   ============================================================ */

/* --- TOKENS --- */
:root {
  --color-bg: #0D0D0E;
  --color-bg-elevated: #141418;
  --color-bg-card: #1A1A1F;
  --color-bg-card-hover: #222228;
  --color-primary: #DD772C;
  --color-primary-hover: #E58648;
  --color-primary-glow: rgba(221, 119, 44, 0.15);
  --color-success: #02BB43;
  --color-info: #005FDB;
  --color-text: #FFFFFF;
  --color-text-secondary: #A0A0B0;
  --color-text-muted: #6B6B7B;
  --color-border: #2A2A32;
  --color-border-hover: #3C3C48;
  --color-surface: rgba(255, 255, 255, 0.03);
  --color-surface-hover: rgba(255, 255, 255, 0.06);

  --font: 'Inter', system-ui, -apple-system, sans-serif;
  --max-w: 1140px;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --transition: 0.25s ease;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  font-family: var(--font);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--transition);
}

a:hover {
  color: var(--color-primary-hover);
}

/* --- ACCESSIBILITY --- */
.skip-link {
  position: absolute;
  top: -100%;
  left: 16px;
  z-index: 10000;
  background: var(--color-primary);
  color: var(--color-bg);
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.875rem;
}

.skip-link:focus {
  top: 16px;
}

*:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* --- LAYOUT --- */
.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 clamp(1.25rem, 5vw, 3rem);
}

/* --- NAVBAR --- */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(13, 13, 14, 0.8);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
  transition: background var(--transition);
}

.navbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
  gap: 1rem;
}

.navbar__logo img {
  height: 40px;
  width: auto;
}

.navbar__links {
  display: flex;
  gap: 2rem;
}

.navbar__link {
  color: var(--color-text-secondary);
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: 0.01em;
  transition: color var(--transition);
}

.navbar__link:hover,
.navbar__link:focus-visible {
  color: var(--color-text);
}

.navbar__actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.navbar__hamburger {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  width: 32px;
  height: 32px;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
}

.navbar__hamburger span {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--color-text);
  transition: var(--transition);
  border-radius: 2px;
}

.navbar__hamburger[aria-expanded="true"] span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}
.navbar__hamburger[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}
.navbar__hamburger[aria-expanded="true"] span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

.navbar__mobile {
  display: none;
  flex-direction: column;
  padding: 1rem clamp(1.25rem, 5vw, 3rem) 1.5rem;
  gap: 1rem;
  border-top: 1px solid var(--color-border);
  background: rgba(13, 13, 14, 0.95);
}

.navbar__mobile[aria-hidden="false"] {
  display: flex;
}

.navbar__mobile-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding-top: 0.5rem;
}

@media (max-width: 768px) {
  .navbar__links,
  .navbar__actions {
    display: none;
  }
  .navbar__hamburger {
    display: flex;
  }
}

/* --- LANGUAGE TOGGLE --- */
.lang-toggle {
  display: inline-flex;
  align-items: center;
  text-decoration: none;
  background: none;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 4px 10px;
  color: var(--color-text-secondary);
  font-family: var(--font);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  cursor: pointer;
  transition: border-color var(--transition), color var(--transition);
}

.lang-toggle:hover {
  border-color: var(--color-primary);
  color: var(--color-text);
}

.lang-toggle__current {
  color: var(--color-text);
}

.lang-toggle__sep {
  margin: 0 2px;
  opacity: 0.4;
}

.lang-toggle__other {
  opacity: 0.5;
}

/* --- BUTTONS --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font);
  font-weight: 600;
  font-size: 0.9375rem;
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition);
  text-decoration: none;
  white-space: nowrap;
}

.btn--sm {
  padding: 8px 18px;
  font-size: 0.8125rem;
}

.btn--lg {
  padding: 14px 32px;
  font-size: 1rem;
}

.btn--full {
  width: 100%;
  padding: 12px 24px;
}

.btn--primary {
  background: var(--color-primary);
  color: var(--color-text);
  box-shadow: 0 4px 16px var(--color-primary-glow);
}

.btn--primary:hover,
.btn--primary:focus-visible {
  background: var(--color-primary-hover);
  color: var(--color-text);
  box-shadow: 0 6px 24px rgba(221, 119, 44, 0.25);
  transform: translateY(-1px);
}

.btn--secondary {
  background: transparent;
  color: var(--color-text-secondary);
  border: 1px solid var(--color-border);
}

.btn--secondary:hover,
.btn--secondary:focus-visible {
  border-color: var(--color-primary);
  color: var(--color-text);
  background: rgba(221, 119, 44, 0.05);
}

/* --- BADGES --- */
.badge {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 6px 16px;
  border-radius: 100px;
  margin-bottom: 0.5rem;
}

.badge--ea {
  background: rgba(221, 119, 44, 0.12);
  color: var(--color-primary);
  border: 1px solid rgba(221, 119, 44, 0.25);
}

.badge--tech {
  background: var(--color-surface);
  color: var(--color-text-secondary);
  border: 1px solid var(--color-border);
}

/* --- HERO --- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 80px;
  overflow: hidden;
}

.hero__bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 70% 50% at 30% 30%, rgba(221, 119, 44, 0.06) 0%, transparent 60%),
    radial-gradient(ellipse 50% 40% at 70% 60%, rgba(0, 95, 219, 0.04) 0%, transparent 60%),
    var(--color-bg);
  animation: heroPulse 10s ease-in-out infinite alternate;
}

@keyframes heroPulse {
  0% { opacity: 1; }
  100% { opacity: 0.6; }
}

.hero__grid-bg {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 60% 60% at 50% 40%, black 20%, transparent 70%);
  -webkit-mask-image: radial-gradient(ellipse 60% 60% at 50% 40%, black 20%, transparent 70%);
}

.hero__content {
  position: relative;
  z-index: 1;
  text-align: center;
  padding-top: 3rem;
  padding-bottom: 4rem;
}

.hero__title {
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin: 1.5rem auto 0;
  max-width: 800px;
}

.hero__subtitle {
  font-size: clamp(1rem, 2vw, 1.15rem);
  color: var(--color-text-secondary);
  max-width: 650px;
  margin: 1.5rem auto 0;
  line-height: 1.8;
}

.hero__actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: 2rem;
}

.hero__note {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  margin-top: 1rem;
}

.hero__visual {
  margin-top: 3rem;
}

.hero__screenshot {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow:
    0 0 0 1px rgba(255, 255, 255, 0.06),
    0 24px 80px rgba(0, 0, 0, 0.6),
    0 0 60px var(--color-primary-glow);
  max-width: 900px;
  margin: 0 auto;
}

.hero__screenshot img {
  width: 100%;
  display: block;
}

/* --- SECTIONS --- */
.section {
  padding: clamp(4rem, 8vh, 7rem) 0;
}

.section--accent {
  background: var(--color-bg-elevated);
}

.section--privacy {
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.section--cta {
  background:
    radial-gradient(ellipse 60% 60% at 50% 50%, rgba(221, 119, 44, 0.06) 0%, transparent 60%),
    var(--color-bg-elevated);
}

.section__header {
  text-align: center;
  margin-bottom: 3rem;
}

.section__label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: 0.75rem;
}

.section__title {
  font-size: clamp(1.5rem, 3.5vw, 2.5rem);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.01em;
  max-width: 750px;
  margin: 0 auto;
}

.section__subtitle {
  font-size: clamp(0.9375rem, 1.5vw, 1.0625rem);
  color: var(--color-text-secondary);
  max-width: 650px;
  margin: 1rem auto 0;
  line-height: 1.8;
}

/* --- CARDS --- */
.cards {
  display: grid;
  gap: 1.25rem;
}

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

.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  transition: border-color var(--transition), transform var(--transition), background var(--transition);
}

.card:hover {
  border-color: var(--color-border-hover);
  background: var(--color-surface-hover);
  transform: translateY(-2px);
}

.card__icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(221, 119, 44, 0.1);
  color: var(--color-primary);
  margin-bottom: 1.25rem;
}

.card__title {
  font-size: 1.0625rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.card__text {
  font-size: 0.9375rem;
  color: var(--color-text-secondary);
  line-height: 1.7;
}

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

/* --- STEPS (How it works) --- */
.steps {
  display: flex;
  flex-direction: column;
  gap: 3rem;
}

.step {
  display: grid;
  grid-template-columns: auto 1fr 1fr;
  gap: 2rem;
  align-items: center;
}

.step--reverse {
  direction: rtl;
}

.step--reverse > * {
  direction: ltr;
}

.step__number {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--color-primary-glow);
  border: 2px solid var(--color-primary);
  color: var(--color-primary);
  font-size: 1.25rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.step__title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.step__text {
  font-size: 0.9375rem;
  color: var(--color-text-secondary);
  line-height: 1.7;
}

.step__visual {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4), 0 0 0 1px rgba(255, 255, 255, 0.04);
}

.step__visual img {
  width: 100%;
  display: block;
}

@media (max-width: 900px) {
  .step {
    grid-template-columns: auto 1fr;
    gap: 1.5rem;
  }
  .step--reverse {
    direction: ltr;
  }
  .step__visual {
    grid-column: 1 / -1;
    max-width: 500px;
  }
}

@media (max-width: 600px) {
  .step {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .step__number {
    margin: 0 auto;
  }
  .step__visual {
    margin: 0 auto;
  }
}

/* --- PILLARS (Differentiators) --- */
.pillars {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.pillar {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2.5rem 2rem;
  text-align: center;
  transition: border-color var(--transition), transform var(--transition);
}

.pillar:hover {
  border-color: rgba(221, 119, 44, 0.3);
  transform: translateY(-3px);
}

.pillar__icon {
  width: 64px;
  height: 64px;
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-primary-glow);
  color: var(--color-primary);
  margin: 0 auto 1.5rem;
}

.pillar__title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.25rem;
}

.pillar__subtitle {
  font-size: 0.875rem;
  color: var(--color-primary);
  font-weight: 600;
  margin-bottom: 1rem;
}

.pillar__text {
  font-size: 0.9375rem;
  color: var(--color-text-secondary);
  line-height: 1.7;
}

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

/* --- PRIVACY POINTS --- */
.privacy-points {
  max-width: 600px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.privacy-point {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  font-size: 1rem;
  color: var(--color-text-secondary);
}

.privacy-point svg {
  flex-shrink: 0;
  margin-top: 4px;
}

/* --- KPIs --- */
.kpis {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
}

.kpi {
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2rem 1.5rem;
  text-align: center;
}

.kpi__value {
  font-size: clamp(1.25rem, 2.5vw, 1.75rem);
  font-weight: 800;
  color: var(--color-primary);
  margin-bottom: 0.5rem;
}

.kpi__label {
  font-size: 0.8125rem;
  color: var(--color-text-secondary);
  line-height: 1.5;
}

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

@media (max-width: 480px) {
  .kpis { grid-template-columns: 1fr; }
}

/* --- PRICING --- */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  align-items: start;
}

.pricing-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2.5rem 2rem;
  position: relative;
  transition: border-color var(--transition), transform var(--transition);
}

.pricing-card:hover {
  border-color: var(--color-border-hover);
  transform: translateY(-2px);
}

.pricing-card--featured {
  border-color: var(--color-primary);
  background: rgba(221, 119, 44, 0.04);
  box-shadow: 0 8px 40px var(--color-primary-glow);
}

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

.pricing-card__badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-primary);
  color: var(--color-text);
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: 4px 16px;
  border-radius: 100px;
  white-space: nowrap;
}

.pricing-card__name {
  font-size: 1.125rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

.pricing-card__price {
  margin-bottom: 0.75rem;
}

.pricing-card__amount {
  font-size: 2.5rem;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.pricing-card__currency {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text-secondary);
  margin-left: 4px;
}

.pricing-card__period {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
}

.pricing-card__desc {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  margin-bottom: 1.5rem;
}

.pricing-card__features {
  list-style: none;
  margin-bottom: 2rem;
}

.pricing-card__features li {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  padding: 0.4rem 0;
  padding-left: 1.5rem;
  position: relative;
}

.pricing-card__features li::before {
  content: '\2713';
  position: absolute;
  left: 0;
  color: var(--color-success);
  font-weight: 700;
}

.pricing-note {
  text-align: center;
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  margin-top: 2rem;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

@media (max-width: 768px) {
  .pricing-grid { grid-template-columns: 1fr; max-width: 400px; margin: 0 auto; }
}

/* --- ROADMAP --- */
.roadmap-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

.roadmap-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2rem;
}

.roadmap-card h3 {
  font-size: 1.125rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

.roadmap-card--now {
  border-left: 3px solid var(--color-success);
}

.roadmap-card--now h3 {
  color: var(--color-success);
}

.roadmap-card--next {
  border-left: 3px solid var(--color-primary);
}

.roadmap-card--next h3 {
  color: var(--color-primary);
}

.roadmap-card ul {
  list-style: none;
}

.roadmap-card li {
  font-size: 0.9375rem;
  color: var(--color-text-secondary);
  padding: 0.35rem 0;
  padding-left: 1.25rem;
  position: relative;
}

.roadmap-card li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.75rem;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-text-muted);
}

.roadmap-card--now li::before {
  background: var(--color-success);
}

.roadmap-card--next li::before {
  background: var(--color-primary);
}

@media (max-width: 600px) {
  .roadmap-grid { grid-template-columns: 1fr; }
}

/* --- FAQ --- */
.faq-list {
  max-width: 700px;
  margin: 0 auto;
}

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

.faq-item summary {
  padding: 1.25rem 2rem 1.25rem 0;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  list-style: none;
  position: relative;
  color: var(--color-text);
  transition: color var(--transition);
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary::after {
  content: '+';
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  font-size: 1.25rem;
  font-weight: 300;
  color: var(--color-text-muted);
  transition: transform var(--transition), color var(--transition);
}

.faq-item[open] summary::after {
  content: '\2212';
  color: var(--color-primary);
}

.faq-item summary:hover {
  color: var(--color-primary);
}

.faq-item p {
  padding: 0 0 1.25rem;
  font-size: 0.9375rem;
  color: var(--color-text-secondary);
  line-height: 1.7;
}

/* --- CTA SECTION --- */
.cta-content {
  text-align: center;
  padding: 2rem 0;
}

/* --- FOOTER --- */
.footer {
  border-top: 1px solid var(--color-border);
  padding: clamp(2.5rem, 6vh, 4rem) 0 2rem;
}

.footer__inner {
  text-align: center;
}

.footer__brand {
  margin-bottom: 1.5rem;
}

.footer__brand img {
  height: 28px;
  width: auto;
  margin: 0 auto;
}

.footer__tagline {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  margin-top: 0.5rem;
}

.footer__links {
  display: flex;
  justify-content: center;
  gap: 2rem;
  flex-wrap: wrap;
  margin-bottom: 1.5rem;
}

.footer__links a {
  color: var(--color-text-secondary);
  font-size: 0.875rem;
  font-weight: 500;
}

.footer__links a:hover {
  color: var(--color-text);
}

.footer__divider {
  height: 1px;
  background: var(--color-border);
  margin: 1.5rem auto;
  max-width: 400px;
}

.footer__bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 0.8125rem;
  color: var(--color-text-muted);
}

.footer__legal {
  display: flex;
  gap: 0.5rem;
  align-items: center;
}

.footer__legal a {
  color: var(--color-text-muted);
  font-size: 0.8125rem;
}

.footer__legal a:hover {
  color: var(--color-text-secondary);
}

.footer__note {
  margin-top: 1.5rem;
  font-size: 0.75rem;
  color: var(--color-text-muted);
  opacity: 0.7;
}

@media (max-width: 600px) {
  .footer__bottom {
    justify-content: center;
    text-align: center;
  }
}

/* --- ANIMATION PREP (for GSAP) --- */
.anim-fade {
  opacity: 0;
  transform: translateY(20px);
}

.anim-section {
  opacity: 0;
  transform: translateY(30px);
}

/* Fallback: show content if JS is disabled */
@media (prefers-reduced-motion: reduce) {
  .anim-fade,
  .anim-section {
    opacity: 1;
    transform: none;
  }
}