/* ============================================================
   components.css — polysounds by sound-archive
   All component styles
   ============================================================ */

/* ============================================================
   Navigation
   ============================================================ */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  height: var(--nav-height);
  transition: background-color 0.35s ease, box-shadow 0.35s ease;
}

.nav.scrolled {
  background-color: rgba(255,255,255,0.97);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  box-shadow: var(--shadow-sm);
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-pad);
}

.nav__logo { display: flex; flex-direction: column; line-height: 1.15; text-decoration: none; }
.nav__logo-main {
  font-family: var(--font-body);
  font-weight: var(--font-bold);
  font-size: var(--text-xl);
  color: var(--color-text-primary);
  letter-spacing: -0.03em;
}
.nav__logo-sub {
  font-family: var(--font-body);
  font-weight: var(--font-light);
  font-size: 0.7rem;
  color: var(--color-text-muted);
  letter-spacing: 0.03em;
}

.nav__links { display: flex; align-items: center; gap: var(--space-6); }
.nav__link {
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--color-text-secondary);
  transition: color var(--transition-fast);
  white-space: nowrap;
}
.nav__link:hover { color: var(--color-primary); }

.nav__controls { display: flex; align-items: center; gap: var(--space-4); }

.lang-toggle {
  display: flex;
  align-items: center;
  gap: 2px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  padding: 2px 4px;
  background: var(--color-bg-subtle);
}
.lang-toggle__btn {
  font-size: var(--text-xs);
  font-weight: var(--font-semibold);
  color: var(--color-text-muted);
  padding: 4px 10px;
  border-radius: var(--radius-full);
  transition: all var(--transition-fast);
  letter-spacing: 0.05em;
  cursor: pointer;
  border: none;
  background: transparent;
}
.lang-toggle__btn.active {
  background: var(--color-primary);
  color: #fff;
}
.lang-toggle__btn:not(.active):hover { color: var(--color-primary); }

.nav__hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 36px;
  height: 36px;
  cursor: pointer;
  padding: 6px 4px;
  background: none;
  border: none;
}
.nav__hamburger span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--color-text-primary);
  border-radius: 2px;
  transition: all var(--transition-normal);
  transform-origin: center;
}
.nav__hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav__hamburger.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.nav__hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.nav__mobile-menu {
  display: none;
  position: fixed;
  top: var(--nav-height); left: 0; right: 0; bottom: 0;
  background: rgba(255,255,255,0.98);
  backdrop-filter: blur(12px);
  z-index: 999;
  flex-direction: column;
  padding: var(--space-8) var(--space-6);
  gap: 0;
  overflow-y: auto;
}
.nav__mobile-menu.open { display: flex; }

.nav__mobile-link {
  font-size: var(--text-2xl);
  font-weight: var(--font-semibold);
  color: var(--color-text-primary);
  padding: var(--space-4) 0;
  border-bottom: 1px solid var(--color-border);
  transition: color var(--transition-fast);
  display: block;
}
.nav__mobile-link:hover { color: var(--color-primary); }

.nav__mobile-cta { margin-top: var(--space-8); align-self: flex-start; }

/* ============================================================
   Hero Section
   ============================================================ */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: var(--nav-height);
  position: relative;
  overflow: hidden;
  background: var(--color-bg);
}

/* Background pattern */
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23E2E8F0' fill-opacity='0.5'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
  opacity: 0.4;
  pointer-events: none;
}

.hero::after {
  content: '';
  position: absolute;
  right: -200px;
  top: 50%;
  transform: translateY(-50%);
  width: 700px;
  height: 700px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(37,99,235,0.07) 0%, transparent 70%);
  pointer-events: none;
}

.hero__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: center;
  padding: var(--space-16) 0;
  width: 100%;
  position: relative;
  z-index: 1;
}

.hero__content { display: flex; flex-direction: column; gap: var(--space-6); }

.hero__eyebrow {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.hero__eyebrow-text {
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--color-text-muted);
}

.hero__headline {
  font-size: var(--text-6xl);
  line-height: 1.08;
  color: var(--color-text-primary);
}

.hero__subline {
  font-size: var(--text-xl);
  color: var(--color-text-body);
  line-height: var(--leading-relaxed);
  max-width: 500px;
}

.hero__ctas { display: flex; align-items: center; gap: var(--space-4); flex-wrap: wrap; }

.hero__trust { display: flex; flex-direction: column; gap: var(--space-3); padding-top: var(--space-4); border-top: 1px solid var(--color-border); }
.hero__trust-label {
  font-size: var(--text-xs);
  font-weight: var(--font-semibold);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}
.hero__logos { display: flex; align-items: center; gap: var(--space-8); flex-wrap: wrap; }
.hero__logo-item {
  font-family: var(--font-body);
  font-weight: var(--font-bold);
  font-size: var(--text-sm);
  color: #B8C5D3;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* Hero visual */
.hero__visual { display: flex; flex-direction: column; gap: var(--space-4); }

.hero__wave-container {
  background: linear-gradient(145deg, #0F1F3D 0%, #162c50 50%, #0F1F3D 100%);
  border-radius: var(--radius-xl);
  padding: var(--space-8) var(--space-6) var(--space-6);
  box-shadow: var(--shadow-lg), 0 0 0 1px rgba(255,255,255,0.05);
  position: relative;
  overflow: hidden;
}

.hero__wave-container::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.1), transparent);
}

.hero__wave-label {
  font-size: var(--text-xs);
  font-weight: var(--font-medium);
  color: rgba(255,255,255,0.4);
  text-align: center;
  margin-top: var(--space-3);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

#hero-wave { display: block; }

.hero__stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-3); }
.hero__stat {
  background: var(--color-bg-subtle);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-4) var(--space-3);
  text-align: center;
}
.hero__stat-number {
  display: block;
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: var(--font-bold);
  color: var(--color-primary);
}
.hero__stat-label { font-size: var(--text-xs); color: var(--color-text-muted); margin-top: 2px; }

/* ============================================================
   Problem Section
   ============================================================ */
.problem__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
  margin-bottom: var(--space-12);
}

.problem__card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  box-shadow: var(--shadow-sm);
}

.problem__icon {
  width: 48px;
  height: 48px;
  background: var(--color-primary-light);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-5);
}
.problem__icon svg { width: 24px; height: 24px; stroke: var(--color-primary); fill: none; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }

.problem__title {
  font-size: var(--text-lg);
  font-weight: var(--font-semibold);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-3);
  line-height: var(--leading-tight);
}

.problem__text {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  line-height: var(--leading-relaxed);
}

.problem__transition {
  text-align: center;
  font-size: var(--text-xl);
  font-style: italic;
  color: var(--color-primary);
  max-width: 680px;
  margin: 0 auto;
  line-height: var(--leading-relaxed);
  padding: var(--space-8) 0;
  border-top: 1px solid var(--color-border);
}

/* ============================================================
   Solution Section
   ============================================================ */
.solution__intro {
  font-size: var(--text-lg);
  color: var(--color-text-body);
  max-width: 620px;
  margin: 0 auto var(--space-12);
  text-align: center;
  line-height: var(--leading-relaxed);
}

.solution__formats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-4);
  margin-bottom: var(--space-8);
}

.solution__format-btn {
  background: var(--color-bg-subtle);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-5) var(--space-4);
  cursor: pointer;
  transition: all var(--transition-normal);
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
}
.solution__format-btn:hover,
.solution__format-btn.active {
  background: #fff;
  border-color: var(--accent, var(--color-primary));
  box-shadow: 0 0 0 4px rgba(37,99,235,0.08);
}
.solution__format-btn.active { box-shadow: 0 0 0 4px var(--accent-alpha, rgba(37,99,235,0.1)); }

.solution__format-btn[data-format="podcast"]      { --accent: var(--color-podcast);      --accent-alpha: rgba(37,99,235,0.12);  --accent-bg: #DBEAFE; }
.solution__format-btn[data-format="erklaervideo"] { --accent: var(--color-erklaervideo); --accent-alpha: rgba(8,145,178,0.12);  --accent-bg: #CFFAFE; }
.solution__format-btn[data-format="elearning"]    { --accent: var(--color-elearning);    --accent-alpha: rgba(5,150,105,0.12);  --accent-bg: #D1FAE5; }
.solution__format-btn[data-format="social-ad"]    { --accent: var(--color-social-ad);    --accent-alpha: rgba(124,58,237,0.12); --accent-bg: #EDE9FE; }

.solution__format-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background: var(--accent-bg, var(--color-primary-light));
  display: flex;
  align-items: center;
  justify-content: center;
}
.solution__format-icon svg { width: 22px; height: 22px; stroke: var(--accent, var(--color-primary)); fill: none; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }

.solution__format-label {
  font-size: var(--text-sm);
  font-weight: var(--font-semibold);
  color: var(--accent, var(--color-primary));
}

/* Pillar sections */
.solution__pillars-section { display: none; }
.solution__pillars-section.active { display: block; }

.solution__pillars {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}

.solution__pillar {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-top: 4px solid var(--pillar-color, var(--color-primary));
  border-radius: var(--radius-lg);
  padding: var(--space-6);
}

.solution__pillar-badge {
  display: inline-block;
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: var(--font-semibold);
  color: var(--pillar-color, var(--color-primary));
  background: var(--pillar-light, var(--color-primary-light));
  margin-bottom: var(--space-4);
}

.solution__pillar-title {
  font-size: var(--text-base);
  font-weight: var(--font-semibold);
  color: var(--color-text-primary);
  margin-bottom: var(--space-3);
}

.solution__pillar-list { display: flex; flex-direction: column; gap: var(--space-2); }
.solution__pillar-list li {
  display: flex;
  gap: var(--space-2);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: var(--leading-normal);
}
.solution__pillar-list li::before { content: '→'; color: var(--pillar-color, var(--color-primary)); flex-shrink: 0; }

.solution__result {
  background: var(--color-dark-bg);
  border-radius: var(--radius-xl);
  padding: var(--space-12) var(--space-16);
  text-align: center;
  margin-top: var(--space-12);
}
.solution__result-text {
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  color: #fff;
  line-height: var(--leading-normal);
  max-width: 680px;
  margin: 0 auto;
}
.solution__result-text strong { color: var(--color-gold); }

/* ============================================================
   Features Section
   ============================================================ */
.features__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}

.feature-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-left: 4px solid var(--color-primary);
  border-radius: var(--radius-md);
  padding: var(--space-6);
}
.feature-card:hover { border-left-color: var(--color-primary-dark); }

.feature-card__icon {
  width: 44px;
  height: 44px;
  background: var(--color-primary-light);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-4);
}
.feature-card__icon svg { width: 22px; height: 22px; stroke: var(--color-primary); fill: none; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }

.feature-card__name {
  font-size: var(--text-xs);
  font-weight: var(--font-semibold);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: var(--space-2);
}
.feature-card__title {
  font-size: var(--text-base);
  font-weight: var(--font-semibold);
  color: var(--color-text-primary);
  margin-bottom: var(--space-2);
  font-family: var(--font-body);
}
.feature-card__text {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: var(--leading-relaxed);
}

/* ============================================================
   Services Section
   ============================================================ */
.services__tabs {
  display: flex;
  gap: var(--space-2);
  margin-bottom: var(--space-8);
  overflow-x: auto;
  padding-bottom: var(--space-1);
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}
.services__tabs::-webkit-scrollbar { display: none; }

.services__tab {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-5);
  border-radius: var(--radius-full);
  font-size: var(--text-sm);
  font-weight: var(--font-semibold);
  cursor: pointer;
  border: 2px solid var(--color-border);
  background: var(--color-bg-muted);
  color: var(--color-text-muted);
  transition: all var(--transition-normal);
  white-space: nowrap;
  --tab-color: var(--color-primary);
}
.services__tab svg { width: 16px; height: 16px; stroke: currentColor; fill: none; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.services__tab:hover { background: #fff; border-color: var(--tab-color); color: var(--tab-color); }
.services__tab.active { background: var(--tab-color); color: #fff; border-color: var(--tab-color); }

.services__tab[data-tab="podcast"]      { --tab-color: var(--color-podcast); }
.services__tab[data-tab="erklaervideo"] { --tab-color: var(--color-erklaervideo); }
.services__tab[data-tab="elearning"]    { --tab-color: var(--color-elearning); }
.services__tab[data-tab="social-ad"]    { --tab-color: var(--color-social-ad); }

.services__panel { display: none; }
.services__panel.active { display: block; }

.services__package {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: var(--space-12);
  align-items: start;
  padding: var(--space-8);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-top: 4px solid var(--pkg-color, var(--color-primary));
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-sm);
}
.services__package[data-pkg="podcast"]      { --pkg-color: var(--color-podcast);      --pkg-light: #DBEAFE; }
.services__package[data-pkg="erklaervideo"] { --pkg-color: var(--color-erklaervideo); --pkg-light: #CFFAFE; }
.services__package[data-pkg="elearning"]    { --pkg-color: var(--color-elearning);    --pkg-light: #D1FAE5; }
.services__package[data-pkg="social-ad"]    { --pkg-color: var(--color-social-ad);    --pkg-light: #EDE9FE; }

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

.services__package-icon {
  width: 64px;
  height: 64px;
  background: var(--pkg-light, var(--color-primary-light));
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
}
.services__package-icon svg { width: 30px; height: 30px; stroke: var(--pkg-color, var(--color-primary)); fill: none; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }

.services__package-title { font-size: var(--text-2xl); color: var(--color-text-primary); }
.services__package-tagline { font-size: var(--text-base); color: var(--color-text-muted); font-style: italic; }
.services__package-ideal { font-size: var(--text-sm); color: var(--color-text-muted); }
.services__package-ideal strong { color: var(--color-text-secondary); }

.services__package-cta {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-5);
  border-radius: var(--radius-full);
  font-size: var(--text-sm);
  font-weight: var(--font-semibold);
  border: 2px solid var(--pkg-color, var(--color-primary));
  color: var(--pkg-color, var(--color-primary));
  background: transparent;
  transition: all var(--transition-normal);
  cursor: pointer;
  text-decoration: none;
}
.services__package-cta:hover { background: var(--pkg-light, var(--color-primary-light)); }

.services__package-content { display: flex; flex-direction: column; gap: var(--space-5); }

.services__pillar { display: flex; gap: var(--space-4); }
.services__pillar-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--pkg-color, var(--color-primary));
  flex-shrink: 0;
  margin-top: 6px;
}
.services__pillar-body {}
.services__pillar-title { font-weight: var(--font-semibold); color: var(--color-text-secondary); margin-bottom: var(--space-1); font-size: var(--text-sm); }
.services__pillar-text { font-size: var(--text-sm); color: var(--color-text-muted); line-height: var(--leading-relaxed); }

.services__enterprise {
  margin-top: var(--space-8);
  background: var(--color-dark-bg);
  border-radius: var(--radius-xl);
  padding: var(--space-10) var(--space-12);
  display: grid;
  grid-template-columns: 1fr auto;
  gap: var(--space-8);
  align-items: center;
}
.services__enterprise-left {}
.services__enterprise-title { font-family: var(--font-display); font-size: var(--text-3xl); color: #fff; margin-bottom: var(--space-3); }
.services__enterprise-text { font-size: var(--text-base); color: rgba(255,255,255,0.65); max-width: 500px; line-height: var(--leading-relaxed); }
.services__enterprise-badges { display: flex; gap: var(--space-3); flex-wrap: wrap; margin-top: var(--space-4); }
.enterprise-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: var(--font-medium);
  background: rgba(245,158,11,0.15);
  color: var(--color-gold);
  border: 1px solid rgba(245,158,11,0.3);
}

/* ============================================================
   FAQ Section
   ============================================================ */
.faq__container { max-width: 760px; margin: 0 auto; }

.accordion__item { border-bottom: 1px solid var(--color-border); }
.accordion__item:first-child { border-top: 1px solid var(--color-border); }

.accordion__trigger {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-5) 0;
  cursor: pointer;
  list-style: none;
  font-size: var(--text-lg);
  font-weight: var(--font-semibold);
  color: var(--color-text-primary);
  gap: var(--space-4);
  transition: color var(--transition-fast);
  text-align: left;
}
.accordion__trigger::-webkit-details-marker { display: none; }
.accordion__trigger:hover { color: var(--color-primary); }

.accordion__chevron {
  width: 20px; height: 20px;
  flex-shrink: 0;
  stroke: var(--color-primary);
  fill: none;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
  transition: transform var(--transition-normal);
}
details[open] .accordion__chevron { transform: rotate(180deg); }

.accordion__content {
  padding: 0 0 var(--space-5);
  font-size: var(--text-base);
  color: var(--color-text-muted);
  line-height: var(--leading-relaxed);
}
.accordion__content ul { margin-top: var(--space-3); display: flex; flex-direction: column; gap: var(--space-2); }
.accordion__content ul li { display: flex; gap: var(--space-2); }
.accordion__content ul li::before { content: '–'; color: var(--color-primary); flex-shrink: 0; }

.faq__cta {
  text-align: center;
  margin-top: var(--space-12);
  padding: var(--space-8) var(--space-6);
  background: var(--color-primary-light);
  border-radius: var(--radius-xl);
}
.faq__cta p {
  font-size: var(--text-lg);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-4);
}

/* ============================================================
   Contact Section
   ============================================================ */
.contact { background: var(--color-dark-bg); padding: var(--section-py) 0; }

.contact__inner {
  display: grid;
  grid-template-columns: 1fr 400px;
  gap: var(--space-16);
  align-items: start;
}

.contact__label {
  font-size: var(--text-xs);
  font-weight: var(--font-semibold);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.5);
  margin-bottom: var(--space-4);
  display: block;
}
.contact__headline { font-family: var(--font-display); font-size: var(--text-4xl); color: #fff; margin-bottom: var(--space-4); }
.contact__subline { font-size: var(--text-lg); color: rgba(255,255,255,0.65); margin-bottom: var(--space-8); line-height: var(--leading-relaxed); }

/* Form */
.form { display: flex; flex-direction: column; gap: var(--space-4); }
.form__row { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-4); }
.form__field { display: flex; flex-direction: column; gap: var(--space-2); }

.form__label {
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: rgba(255,255,255,0.75);
}
.form__label .optional {
  font-weight: var(--font-regular);
  color: rgba(255,255,255,0.35);
  font-size: var(--text-xs);
  margin-left: var(--space-1);
}

.form__input,
.form__select,
.form__textarea {
  background: rgba(255,255,255,0.07);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius-md);
  padding: var(--space-3) var(--space-4);
  color: #fff;
  font-size: var(--text-base);
  transition: border-color var(--transition-fast), background var(--transition-fast);
  width: 100%;
  outline: none;
  -webkit-appearance: none;
  appearance: none;
}
.form__input::placeholder, .form__textarea::placeholder { color: rgba(255,255,255,0.25); }
.form__select { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='rgba(255,255,255,0.4)' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 12px center; padding-right: 36px; }
.form__select option { background: #0F1F3D; color: #fff; }
.form__input:focus, .form__select:focus, .form__textarea:focus { border-color: var(--color-primary); background: rgba(255,255,255,0.1); }
.form__input.error, .form__select.error, .form__textarea.error { border-color: #F87171; }
.form__textarea { resize: vertical; min-height: 110px; }

.form__error { font-size: var(--text-xs); color: #FCA5A5; display: none; }
.form__error.visible { display: block; }

/* Checkboxes */
.form__checkboxes { display: flex; flex-direction: column; gap: var(--space-2); }
.form__checkbox-item { display: flex; align-items: center; gap: var(--space-3); cursor: pointer; }
.form__checkbox-item input[type="checkbox"] { width: 16px; height: 16px; accent-color: var(--color-primary); cursor: pointer; }
.form__checkbox-label { font-size: var(--text-sm); color: rgba(255,255,255,0.7); }

.form__privacy {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  padding: var(--space-4);
  background: rgba(255,255,255,0.04);
  border-radius: var(--radius-md);
  border: 1px solid rgba(255,255,255,0.08);
}
.form__privacy input[type="checkbox"] { width: 16px; height: 16px; accent-color: var(--color-primary); flex-shrink: 0; margin-top: 2px; cursor: pointer; }
.form__privacy-text { font-size: var(--text-sm); color: rgba(255,255,255,0.55); line-height: var(--leading-normal); }
.form__privacy-text a { color: #93C5FD; text-decoration: underline; text-underline-offset: 2px; }
.form__privacy-text a:hover { color: #BFDBFE; }

.form__submit {
  background: var(--color-primary);
  color: #fff;
  padding: var(--space-4) var(--space-8);
  border-radius: var(--radius-full);
  font-size: var(--text-base);
  font-weight: var(--font-semibold);
  cursor: pointer;
  transition: all var(--transition-normal);
  border: none;
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  align-self: flex-start;
}
.form__submit:hover { background: var(--color-primary-dark); transform: translateY(-1px); box-shadow: var(--shadow-md); }
.form__submit:disabled { opacity: 0.6; cursor: not-allowed; transform: none; }

#form-success {
  display: none;
  background: rgba(5,150,105,0.12);
  border: 1px solid rgba(52,211,153,0.3);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  text-align: center;
  color: #6EE7B7;
  font-size: var(--text-lg);
}

/* Contact sidebar */
.contact__info { display: flex; flex-direction: column; gap: var(--space-8); padding-top: var(--space-4); }

.contact__direct-title { font-size: var(--text-lg); font-weight: var(--font-semibold); color: rgba(255,255,255,0.85); margin-bottom: var(--space-4); }
.contact__direct-items { display: flex; flex-direction: column; gap: var(--space-4); }
.contact__direct-item { display: flex; align-items: center; gap: var(--space-3); }
.contact__direct-icon {
  width: 38px; height: 38px;
  border-radius: var(--radius-md);
  background: rgba(37,99,235,0.18);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.contact__direct-icon svg { width: 18px; height: 18px; stroke: var(--color-primary); fill: none; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.contact__direct-text { font-size: var(--text-base); color: rgba(255,255,255,0.75); }
.contact__direct-text a { color: rgba(255,255,255,0.75); transition: color var(--transition-fast); }
.contact__direct-text a:hover { color: #93C5FD; }

.contact__trust { display: flex; flex-direction: column; gap: var(--space-3); }
.trust-badge { display: flex; align-items: center; gap: var(--space-3); color: rgba(255,255,255,0.6); font-size: var(--text-sm); }
.trust-badge svg { width: 18px; height: 18px; stroke: #34D399; fill: none; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; flex-shrink: 0; }

/* ============================================================
   Footer
   ============================================================ */
.footer { background: #070f1e; padding: var(--space-12) 0 var(--space-8); }

.footer__inner {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: var(--space-8);
  padding-bottom: var(--space-8);
  border-bottom: 1px solid rgba(255,255,255,0.06);
  margin-bottom: var(--space-6);
}

.footer__brand { display: flex; flex-direction: column; gap: var(--space-4); }
.footer__logo-main { font-family: var(--font-body); font-weight: var(--font-bold); font-size: var(--text-xl); color: #fff; letter-spacing: -0.03em; }
.footer__logo-sub { font-family: var(--font-body); font-weight: var(--font-light); font-size: 0.7rem; color: rgba(255,255,255,0.3); letter-spacing: 0.03em; }
.footer__tagline { font-size: var(--text-sm); color: rgba(255,255,255,0.4); line-height: var(--leading-relaxed); max-width: 260px; }

.footer__col-title { font-size: var(--text-xs); font-weight: var(--font-semibold); color: rgba(255,255,255,0.6); margin-bottom: var(--space-4); letter-spacing: 0.1em; text-transform: uppercase; }
.footer__links { display: flex; flex-direction: column; gap: var(--space-2); }
.footer__link { font-size: var(--text-sm); color: rgba(255,255,255,0.4); transition: color var(--transition-fast); }
.footer__link:hover { color: var(--color-primary); }

.footer__bottom { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: var(--space-4); }
.footer__copyright { font-size: var(--text-xs); color: rgba(255,255,255,0.25); }
.footer__legal-links { display: flex; gap: var(--space-6); }
.footer__legal-link { font-size: var(--text-xs); color: rgba(255,255,255,0.3); transition: color var(--transition-fast); }
.footer__legal-link:hover { color: rgba(255,255,255,0.65); }

/* ============================================================
   Responsive
   ============================================================ */
@media (max-width: 1024px) {
  .hero__inner { grid-template-columns: 1fr; gap: var(--space-12); }
  .hero__headline { font-size: var(--text-5xl); }
  .hero__subline { max-width: 100%; }

  .solution__formats { grid-template-columns: repeat(2, 1fr); }
  .services__package { grid-template-columns: 1fr; gap: var(--space-6); }
  .services__enterprise { grid-template-columns: 1fr; text-align: center; }
  .services__enterprise-text { max-width: 100%; }

  .contact__inner { grid-template-columns: 1fr; gap: var(--space-12); }
  .contact__info { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-8); padding-top: 0; order: -1; }

  .footer__inner { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .nav__links, .nav__controls .btn { display: none; }
  .nav__hamburger { display: flex; }

  .hero__headline { font-size: var(--text-4xl); }
  .hero__subline { font-size: var(--text-base); }

  .problem__grid { grid-template-columns: 1fr; }
  .features__grid { grid-template-columns: 1fr; }
  .solution__pillars { grid-template-columns: 1fr; }
  .solution__formats { grid-template-columns: repeat(2, 1fr); }
  .solution__result { padding: var(--space-8) var(--space-6); }
  .solution__result-text { font-size: var(--text-2xl); }

  .contact__info { grid-template-columns: 1fr; }
  .form__row { grid-template-columns: 1fr; }

  .footer__inner { grid-template-columns: 1fr; }
  .footer__bottom { flex-direction: column; align-items: flex-start; }

  .hero__stats { gap: var(--space-2); }
}