/* FolioIPTV — minimal dark single-page */

:root {
  --bg: #0b0d10;
  --bg-elevated: #12151a;
  --surface: #161a21;
  --surface-hover: #1c222c;
  --border: rgba(255, 255, 255, 0.08);
  --border-strong: rgba(255, 255, 255, 0.14);
  --text: #f2f4f7;
  --text-muted: #9aa3b2;
  --accent: #3d9b8f;
  --accent-soft: rgba(61, 155, 143, 0.16);
  --accent-hover: #4ab3a5;
  --focus: #6ecfc2;
  --danger: #e07070;

  --font-display: "Syne", sans-serif;
  --font-body: "Manrope", sans-serif;

  --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: 4.5rem;
  --space-9: 6.5rem;

  --radius-sm: 0.4rem;
  --radius-md: 0.75rem;
  --radius-lg: 1rem;

  --header-h: 4rem;
  --container: 68rem;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --duration: 320ms;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 0.75rem);
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

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

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

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

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

ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

h1,
h2,
h3 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin: 0;
}

p {
  margin: 0;
}

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

.skip-link {
  position: absolute;
  left: 1rem;
  top: -4rem;
  z-index: 1000;
  padding: 0.65rem 1rem;
  background: var(--accent);
  color: var(--bg);
  border-radius: var(--radius-sm);
  font-weight: 600;
}

.skip-link:focus {
  top: 1rem;
}

/* Buttons */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  min-height: 2.85rem;
  padding: 0.7rem 1.35rem;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.01em;
  transition: background var(--duration) var(--ease), color var(--duration) var(--ease),
    transform var(--duration) var(--ease), border-color var(--duration) var(--ease);
}

.btn:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 3px;
}

.btn-primary {
  background: var(--accent);
  color: #061210;
}

.btn-primary:hover {
  background: var(--accent-hover);
}

.btn-primary:active {
  transform: translateY(1px);
}

.btn-block {
  width: 100%;
}

/* Header */

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--header-h);
  border-bottom: 1px solid transparent;
  background: transparent;
  transition: background var(--duration) var(--ease), border-color var(--duration) var(--ease),
    backdrop-filter var(--duration) var(--ease), height var(--duration) var(--ease);
}

.site-header.is-scrolled {
  --header-h: 3.4rem;
  background: rgba(11, 13, 16, 0.78);
  border-bottom-color: var(--border);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  gap: var(--space-4);
}

.brand-link,
.brand-lockup {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  z-index: 2;
  line-height: 1;
  border-radius: var(--radius-sm);
  color: var(--text);
  transition: color var(--duration) var(--ease), opacity var(--duration) var(--ease);
}

.brand-link:hover {
  color: var(--accent-hover);
}

.brand-link:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 4px;
}

.brand-mark {
  flex-shrink: 0;
  width: 1.55rem;
  height: 1.55rem;
  color: var(--accent);
}

.brand-name {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.12rem;
  letter-spacing: -0.03em;
  white-space: nowrap;
}

.brand-name-accent {
  font-weight: 700;
  color: var(--accent);
}

.brand-link:hover .brand-name-accent {
  color: var(--accent-hover);
}

.brand-link--footer .brand-mark {
  width: 1.35rem;
  height: 1.35rem;
}

.brand-link--footer .brand-name {
  font-size: 1rem;
}

.brand-lockup--hero {
  gap: 0.9rem;
  margin-bottom: 0;
}

.brand-lockup--hero .brand-mark {
  width: clamp(2.4rem, 8vw, 3.5rem);
  height: clamp(2.4rem, 8vw, 3.5rem);
}

.brand-lockup--hero .brand-name {
  font-size: clamp(2.1rem, 7.5vw, 3.75rem);
  letter-spacing: -0.04em;
  line-height: 0.95;
}

.brand-lockup--hero .brand-name-accent {
  color: var(--accent);
}

.site-nav {
  display: none;
  align-items: center;
  gap: 1.75rem;
}

.site-nav a {
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--text-muted);
  transition: color var(--duration) var(--ease);
}

.site-nav a:hover,
.site-nav a:focus-visible {
  color: var(--text);
}

.site-nav a:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 4px;
  border-radius: 2px;
}

.nav-toggle {
  width: 2.5rem;
  height: 2.5rem;
  display: inline-flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 0.4rem;
  z-index: 2;
  border-radius: var(--radius-sm);
}

.nav-toggle:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 3px;
}

.nav-toggle-bar {
  display: block;
  width: 1.15rem;
  height: 1.5px;
  background: var(--text);
  transition: transform var(--duration) var(--ease), opacity var(--duration) var(--ease);
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bar:first-child {
  transform: translateY(0.28rem) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bar:last-child {
  transform: translateY(-0.28rem) rotate(-45deg);
}

@media (max-width: 767px) {
  .site-nav {
    position: fixed;
    inset: 0;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 2rem;
    background: rgba(11, 13, 16, 0.96);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity var(--duration) var(--ease), visibility var(--duration) var(--ease);
  }

  .site-nav.is-open {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
  }

  .site-nav a {
    font-family: var(--font-display);
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--text);
  }
}

@media (min-width: 768px) {
  .nav-toggle {
    display: none;
  }

  .site-nav {
    display: flex;
  }
}

/* Hero */

.hero {
  position: relative;
  isolation: isolate;
  display: flex;
  align-items: center;
  padding: calc(var(--header-h) + var(--space-7)) 0 var(--space-8);
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(ellipse 80% 60% at 70% 20%, rgba(61, 155, 143, 0.18), transparent 55%),
    radial-gradient(ellipse 70% 50% at 15% 80%, rgba(40, 70, 90, 0.35), transparent 50%),
    linear-gradient(165deg, #0e1218 0%, #0b0d10 45%, #0a1014 100%);
}

.hero-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  opacity: 0.35;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  background-size: 180px;
  mix-blend-mode: soft-light;
  pointer-events: none;
}

.hero-grid {
  display: grid;
  gap: var(--space-7);
  align-items: center;
}

@media (min-width: 768px) {
  .hero-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-8);
  }
}

.hero-content {
  max-width: 36rem;
}

.hero-brand {
  margin: 0 0 var(--space-5);
  line-height: 1;
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(1.35rem, 3.5vw, 1.85rem);
  font-weight: 600;
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--text);
  margin-bottom: var(--space-4);
  max-width: 22ch;
}

.hero-sub {
  color: var(--text-muted);
  font-size: 1.05rem;
  margin-bottom: var(--space-6);
  max-width: 32ch;
}

.hero-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
}

.hero-stat {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  padding: var(--space-5);
  border-radius: var(--radius-md);
  background: var(--surface);
  border: 1px solid var(--border);
  transition: border-color var(--duration) var(--ease), background var(--duration) var(--ease);
}

.hero-stat:hover {
  border-color: var(--border-strong);
  background: var(--surface-hover);
}

.hero-stat-value {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.5rem, 4vw, 2rem);
  letter-spacing: -0.03em;
  line-height: 1;
  color: var(--accent);
}

.hero-stat-label {
  font-size: 0.85rem;
  color: var(--text-muted);
  font-weight: 500;
}

/* Sections */

.section {
  padding: var(--space-8) 0;
}

.section-header {
  max-width: 36rem;
  margin-bottom: var(--space-7);
}

.section-header h2 {
  font-size: clamp(1.75rem, 4vw, 2.35rem);
  margin-bottom: var(--space-3);
}

.section-header p {
  color: var(--text-muted);
  font-size: 1.05rem;
}

/* Plans */

.plans {
  background: linear-gradient(180deg, transparent, rgba(18, 21, 26, 0.65) 20%, transparent);
}

.plans-grid {
  display: grid;
  gap: var(--space-4);
  grid-template-columns: 1fr;
}

@media (min-width: 640px) {
  .plans-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .plans-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.plan-card {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  padding: var(--space-5);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  transition: border-color var(--duration) var(--ease), background var(--duration) var(--ease),
    transform var(--duration) var(--ease);
}

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

.plan-card--accent {
  border-color: rgba(61, 155, 143, 0.35);
  background: linear-gradient(160deg, var(--surface) 0%, rgba(61, 155, 143, 0.08) 100%);
}

.plan-card h3 {
  font-size: 1.25rem;
}

.plan-desc {
  color: var(--text-muted);
  font-size: 0.95rem;
  flex-grow: 1;
}

.plan-price {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.plan-price-label {
  font-size: 0.8rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-weight: 600;
}

.plan-amount {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
  letter-spacing: -0.03em;
}

/* Features */

.features {
  background:
    radial-gradient(ellipse 60% 40% at 50% 0%, rgba(61, 155, 143, 0.08), transparent 60%),
    var(--bg);
}

.features-grid {
  display: grid;
  gap: var(--space-6) var(--space-5);
  grid-template-columns: 1fr;
}

@media (min-width: 640px) {
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .features-grid {
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-7) var(--space-5);
  }
}

.feature {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.feature-icon {
  width: 2.75rem;
  height: 2.75rem;
  display: grid;
  place-items: center;
  border: 1px solid var(--border-strong);
  border-radius: 50%;
  color: var(--accent);
}

.feature-icon svg {
  width: 1.2rem;
  height: 1.2rem;
}

.feature h3 {
  font-size: 1.05rem;
}

.feature p {
  color: var(--text-muted);
  font-size: 0.92rem;
}

/* Legal */

.legal {
  background: var(--bg-elevated);
}

.legal-panel {
  max-width: 40rem;
  padding: var(--space-5);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--surface);
}

.legal-panel h3 {
  font-size: 1.15rem;
  margin-bottom: var(--space-3);
}

.legal-summary {
  color: var(--text-muted);
  margin-bottom: var(--space-4);
}

.legal-toggle {
  font-weight: 700;
  color: var(--accent-hover);
  padding: 0;
  border-bottom: 1px solid transparent;
  transition: border-color var(--duration) var(--ease), color var(--duration) var(--ease);
}

.legal-toggle:hover {
  border-bottom-color: var(--accent);
}

.legal-toggle:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 4px;
}

.legal-more {
  margin-top: var(--space-4);
  padding-top: var(--space-4);
  border-top: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.legal-more p {
  color: var(--text-muted);
  font-size: 0.95rem;
}

.legal-more[hidden] {
  display: none;
}

/* Contact */

.contact {
  position: relative;
  background:
    radial-gradient(ellipse 70% 50% at 80% 20%, rgba(61, 155, 143, 0.12), transparent 55%),
    var(--bg);
}

.contact-intro {
  margin-bottom: var(--space-6);
}

.contact-grid {
  display: grid;
  gap: var(--space-6);
}

@media (min-width: 768px) {
  .contact-grid {
    grid-template-columns: 1.4fr 0.9fr;
    align-items: start;
    gap: var(--space-7);
  }
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  padding: var(--space-5);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
}

.field {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.field label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-muted);
}

.field input,
.field select,
.field textarea {
  width: 100%;
  padding: 0.75rem 0.9rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--bg);
  transition: border-color var(--duration) var(--ease), box-shadow var(--duration) var(--ease);
}

.field input::placeholder,
.field textarea::placeholder {
  color: #6b7382;
}

.field input:hover,
.field select:hover,
.field textarea:hover {
  border-color: var(--border-strong);
}

.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}

.field textarea {
  resize: vertical;
  min-height: 6.5rem;
}

.form-status {
  min-height: 1.4em;
  font-size: 0.9rem;
  color: var(--accent-hover);
}

.form-status.is-error {
  color: var(--danger);
}

.contact-aside {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.aside-label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: var(--space-1);
}

.contact-link {
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-rows: auto auto;
  column-gap: var(--space-3);
  row-gap: 0.15rem;
  align-items: center;
  padding: var(--space-4);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--surface);
  transition: border-color var(--duration) var(--ease), background var(--duration) var(--ease);
}

.contact-link:hover {
  border-color: var(--border-strong);
  background: var(--surface-hover);
}

.contact-link:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 3px;
}

.contact-link-icon {
  grid-row: 1 / span 2;
  width: 2.25rem;
  height: 2.25rem;
  display: grid;
  place-items: center;
  color: var(--accent);
}

.contact-link-icon svg {
  width: 1.25rem;
  height: 1.25rem;
}

.contact-link > :nth-child(2) {
  font-weight: 700;
  font-family: var(--font-display);
}

.contact-link-hint {
  font-size: 0.85rem;
  color: var(--text-muted);
  word-break: break-word;
}

/* Floating WhatsApp button */

.whatsapp-fab {
  position: fixed;
  right: 1.15rem;
  bottom: 1.15rem;
  z-index: 90;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 3.4rem;
  height: 3.4rem;
  border-radius: 999px;
  background: #25d366;
  color: #061210;
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.35);
  transition: transform var(--duration) var(--ease), background var(--duration) var(--ease);
}

.whatsapp-fab svg {
  width: 1.55rem;
  height: 1.55rem;
}

.whatsapp-fab:hover {
  background: #2fe472;
  transform: translateY(-2px);
}

.whatsapp-fab:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 3px;
}

@media (min-width: 768px) {
  .whatsapp-fab {
    right: 1.5rem;
    bottom: 1.5rem;
    width: 3.65rem;
    height: 3.65rem;
  }
}

/* Footer */

.site-footer {
  border-top: 1px solid var(--border);
  padding: var(--space-6) 0 var(--space-7);
}

.footer-inner {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.footer-nav {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4) var(--space-5);
}

.footer-nav a {
  font-size: 0.9rem;
  color: var(--text-muted);
  transition: color var(--duration) var(--ease);
}

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

.footer-note {
  font-size: 0.82rem;
  color: #6b7382;
}

@media (min-width: 768px) {
  .footer-inner {
    display: grid;
    grid-template-columns: auto 1fr;
    grid-template-rows: auto auto;
    column-gap: var(--space-6);
    align-items: center;
  }

  .footer-nav {
    justify-content: flex-end;
  }

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

/* Reveal animations */

.reveal {
  opacity: 0;
  transform: translateY(1.1rem);
  transition: opacity 0.55s var(--ease), transform 0.55s var(--ease);
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@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;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }

  .plan-card:hover {
    transform: none;
  }
}