html, body { margin: 0; padding: 0; width: 100%; overflow-x: hidden; }
.esk {
  --c-primary: #00C9A7;
  --c-primary-dk: #00A88C;
  --c-primary-lt: #E8FAF5;
  --c-gold: #FFAA00;
  --c-gold-dk: #E89A00;
  --c-navy: #0A1628;
  --c-navy-lt: #132240;
  --c-dark: #0B3D4A;
  --c-teal: #075A72;
  --c-teal-dk: #08516C;
  --c-white: #FFFFFF;
  --c-bg: #FFFFFF;
  --c-bg-alt: #F4FAF8;
  --c-text: #1A2332;
  --c-text-mid: #4A5568;
  --c-text-light: #8A95A5;
  --c-border: #E2ECF0;
  --c-red: #FF6B6B;
  --c-red-lt: #FFF0F0;
  --grad-hero: linear-gradient(155deg, #0A1628 0%, #0D3B50 45%, #0A4D5C 100%);
  --grad-calc: linear-gradient(155deg, #0A1628 0%, #0B3D4A 50%, #075A72 100%);
  --grad-cta: linear-gradient(155deg, #075A72 0%, #0A4D5C 50%, #0A1628 100%);
  --grad-contacts: linear-gradient(155deg, #0A1628 0%, #0B3D4A 100%);
  --grad-gold: linear-gradient(135deg, #FFAA00 0%, #FFD166 100%);
  --grad-primary: linear-gradient(135deg, #00C9A7 0%, #00E6C3 100%);
  --shadow-sm: 0 2px 8px rgba(10, 22, 40, 0.06);
  --shadow-md: 0 8px 30px rgba(10, 22, 40, 0.08);
  --shadow-lg: 0 20px 60px rgba(10, 22, 40, 0.12);
  --shadow-gold: 0 8px 30px rgba(255, 170, 0, 0.3);
  --shadow-primary: 0 8px 30px rgba(0, 201, 167, 0.3);
  --radius: 16px;
  --radius-sm: 10px;
  --radius-lg: 24px;
  --ease: cubic-bezier(0.4, 0, 0.2, 1);
  --ease-out: cubic-bezier(0.0, 0, 0.2, 1);
  --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --mw: 1200px;
}
.esk, .esk *, .esk *::before, .esk *::after { box-sizing: border-box; margin: 0; padding: 0; }
.esk { font-family: var(--font); color: var(--c-text); line-height: 1.6; -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; overflow-x: hidden; background: var(--c-bg); }
.esk img { max-width: 100%; height: auto; display: block; }
.esk a { color: inherit; text-decoration: none; }
.esk-container { width: 100%; max-width: var(--mw); margin: 0 auto; padding: 0 20px; }
@media(min-width:768px) { .esk-container { padding: 0 40px; } }
@media(min-width:1200px) { .esk-container { padding: 0 24px; } }
.esk-h2 { font-size: clamp(28px, 5vw, 44px); font-weight: 800; line-height: 1.15; color: var(--c-text); letter-spacing: -0.02em; margin-bottom: 16px; }
.esk-h2--white { color: var(--c-white); }
.esk-sub { font-size: clamp(15px, 1.8vw, 18px); color: var(--c-text-mid); line-height: 1.7; max-width: 560px; }
.esk-sub--white { color: rgba(255,255,255,0.65); }
.esk-badge { display: inline-flex; align-items: center; gap: 6px; font-size: 12px; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; color: var(--c-primary); background: var(--c-primary-lt); padding: 6px 16px; border-radius: 50px; margin-bottom: 14px; }
.esk-badge--gold { color: var(--c-gold); background: rgba(255,170,0,0.12); }
.esk-section-head { text-align: center; margin-bottom: 48px; }
.esk-section-head .esk-sub { margin: 0 auto; }
.esk-btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; font-family: var(--font); font-weight: 700; border: 2px solid transparent; border-radius: var(--radius-sm); cursor: pointer; transition: all 0.35s var(--ease); white-space: nowrap; position: relative; overflow: hidden; }
.esk-btn::after { content: ''; position: absolute; inset: 0; background: rgba(255,255,255,0.15); opacity: 0; transition: opacity 0.3s; }
.esk-btn:hover::after { opacity: 1; }
.esk-btn--lg { font-size: 16px; padding: 17px 36px; border-radius: 12px; }
.esk-btn--md { font-size: 15px; padding: 14px 28px; }
.esk-btn--sm { font-size: 13px; padding: 10px 20px; }
.esk-btn--primary { background: var(--grad-primary); color: var(--c-navy); border-color: transparent; }
.esk-btn--primary:hover { transform: translateY(-3px); box-shadow: var(--shadow-primary); }
.esk-btn--gold { background: var(--grad-gold); color: var(--c-navy); border-color: transparent; }
.esk-btn--gold:hover { transform: translateY(-3px); box-shadow: var(--shadow-gold); }
.esk-btn--ghost { background: transparent; color: #FFFFFF !important; border-color: rgba(255,255,255,0.35); }
.esk-btn--ghost:hover { background: rgba(255,255,255,0.1); border-color: rgba(255,255,255,0.6); }
.esk-btn--white { background: var(--c-white); color: var(--c-navy); border-color: transparent; }
.esk-btn--white:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); }
.esk-btn--outline-light { background: rgba(255,255,255,0.06); color: rgba(255,255,255,0.7); border-color: rgba(255,255,255,0.2); }
.esk-btn--outline-light:hover { background: rgba(255,255,255,0.12); color: #fff; }
.esk-btn--block { width: 100%; }
.esk-card { background: var(--c-white); border-radius: var(--radius); box-shadow: var(--shadow-sm); transition: all 0.4s var(--ease); border: 1px solid var(--c-border); }
.esk-card:hover { box-shadow: var(--shadow-md); transform: translateY(-4px); border-color: var(--c-primary); }
.esk-hero { position: relative; overflow: hidden; padding: 60px 0 40px; min-height: 540px; }
.esk-hero__bg { position: absolute; inset: 0; background: var(--grad-hero); z-index: 0; }
.esk-hero__bg::after { content: ''; position: absolute; inset: 0; background: radial-gradient(ellipse 60% 50% at 70% 40%, rgba(0,201,167,0.12) 0%, transparent 70%); }
.esk-hero__orb { position: absolute; top: -140px; right: -60px; width: 520px; height: 520px; border-radius: 50%; background: radial-gradient(circle, rgba(255,170,0,0.38) 0%, rgba(255,200,60,0.15) 30%, rgba(0,201,167,0.06) 55%, transparent 75%); z-index: 0; filter: blur(50px); pointer-events: none; }
@media(min-width:768px) { .esk-hero__orb { top: -80px; right: 8%; width: 620px; height: 620px; } }
.esk-hero__inner { position: relative; z-index: 1; display: grid; grid-template-columns: 1fr; gap: 32px; align-items: center; }
@media(min-width:768px) { .esk-hero__inner { grid-template-columns: 1fr 1fr; gap: 48px; } }
@media(min-width:1024px) { .esk-hero__inner { gap: 72px; } }
@media(min-width:768px) { .esk-hero { padding: 80px 0 60px; } }
@media(min-width:1024px) { .esk-hero { padding: 100px 0 80px; min-height: 640px; } }
.esk-hero__content { max-width: 560px; }
.esk-hero__badge { color: var(--c-gold); background: rgba(255,170,0,0.12); border: 1px solid rgba(255,170,0,0.2); }
.esk-hero__title { font-size: clamp(32px, 6vw, 56px); font-weight: 900; line-height: 1.05; color: var(--c-white); letter-spacing: -0.03em; margin-bottom: 20px; }
.esk-hero__accent { background: linear-gradient(135deg, var(--c-primary) 0%, #00E6C3 50%, var(--c-gold) 100%); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.esk-hero__desc { font-size: clamp(16px, 2vw, 18px); color: rgba(255,255,255,0.65); line-height: 1.7; margin-bottom: 32px; max-width: 480px; }
.esk-hero__actions { display: flex; flex-wrap: wrap; gap: 14px; }
.esk-hero__visual { display: none; }
@media(min-width:768px) { .esk-hero__visual { display: block; } }
.esk-hero__img-wrap { position: relative; border-radius: var(--radius-lg); overflow: hidden; box-shadow: 0 30px 80px rgba(0,0,0,0.35); }
.esk-hero__img-wrap img { width: 100%; aspect-ratio: 9/10; object-fit: cover; }
.esk-hero__img-badge { position: absolute; bottom: 20px; left: 20px; right: 20px; display: flex; align-items: center; gap: 10px; background: rgba(10,22,40,0.85); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); color: #fff; padding: 12px 18px; border-radius: var(--radius-sm); font-size: 14px; font-weight: 600; border: 1px solid rgba(255,255,255,0.1); }
.esk-hero__img-badge svg { animation: esk-sun-pulse 3s ease-in-out infinite; flex-shrink: 0; }
@keyframes esk-sun-pulse {
  0%, 100% { filter: drop-shadow(0 0 2px rgba(255,170,0,0.3)); transform: scale(1); stroke: #FFAA00; }
  50% { filter: drop-shadow(0 0 10px rgba(255,170,0,0.9)) drop-shadow(0 0 20px rgba(255,200,60,0.4)); transform: scale(1.15); stroke: #FFD166; }
}
.esk-stats { padding: 48px 0 56px; background: var(--c-bg); position: relative; }
.esk-stats::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 4px; background: var(--grad-primary); }
.esk-stats__grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
@media(min-width:768px) { .esk-stats__grid { grid-template-columns: repeat(4, 1fr); gap: 32px; } }
.esk-stats__item { text-align: center; padding: 16px 8px; position: relative; }
@media(min-width:768px) { .esk-stats__item:not(:last-child)::after { content: ''; position: absolute; right: 0; top: 20%; height: 60%; width: 1px; background: var(--c-border); } }
.esk-stats__num { font-size: clamp(36px, 5vw, 52px); font-weight: 900; letter-spacing: -0.03em; background: var(--grad-primary); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; line-height: 1.1; margin-bottom: 6px; }
.esk-stats__unit { font-size: clamp(20px, 3vw, 28px); font-weight: 700; letter-spacing: -0.02em; }
.esk-stats__label { font-size: 13px; color: var(--c-text-mid); font-weight: 500; line-height: 1.4; }
.esk-problems { padding: 80px 0; background: var(--c-bg-alt); }
@media(min-width:768px) { .esk-problems { padding: 100px 0; } }
.esk-tabs { display: flex; justify-content: center; gap: 0; margin-bottom: 40px; }
.esk-tabs__btn { padding: 12px 32px; font-family: var(--font); font-size: 15px; font-weight: 700; border: 2px solid var(--c-border); background: var(--c-white); color: var(--c-text-mid); cursor: pointer; transition: all 0.3s var(--ease); }
.esk-tabs__btn:first-child { border-radius: var(--radius-sm) 0 0 var(--radius-sm); }
.esk-tabs__btn:last-child { border-radius: 0 var(--radius-sm) var(--radius-sm) 0; border-left: none; }
.esk-tabs__btn--active { background: var(--grad-primary); color: var(--c-navy); border-color: transparent; }
.esk-tabs__btn--active + .esk-tabs__btn { border-left: 2px solid var(--c-border); }
.esk-tabs__panel { display: none; }
.esk-tabs__panel--active { display: block; }
.esk-problems__grid { display: grid; grid-template-columns: 1fr; gap: 20px; }
@media(min-width:560px) { .esk-problems__grid { grid-template-columns: repeat(2, 1fr); } }
@media(min-width:960px) { .esk-problems__grid { grid-template-columns: repeat(4, 1fr); } }
.esk-problems__card { padding: 28px 22px; text-align: center; display: flex; flex-direction: column; align-items: center; gap: 14px; }
.esk-problems__icon { width: 56px; height: 56px; border-radius: 16px; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.esk-problems__icon--red { background: var(--c-red-lt); color: var(--c-red); }
.esk-problems__icon--green { background: var(--c-primary-lt); color: var(--c-primary); }
.esk-problems__text { font-size: 15px; font-weight: 600; color: var(--c-text); line-height: 1.45; }
.esk-tabs__btn[data-tab="problem"].esk-tabs__btn--active { background: var(--c-red); color: var(--c-white); border-color: transparent; }
.esk-problems__card.esk-card { position: relative; border: none; background: transparent; overflow: hidden; transition: none; }
.esk-problems__card.esk-card:hover { transform: none; box-shadow: var(--shadow-sm); border-color: transparent; }
.esk-problems__card.esk-reveal { opacity: 1; transform: none; transition: none; }
.esk-problems__card::before { content: ''; position: absolute; width: 200%; height: 200%; top: -50%; left: -50%; z-index: 1; animation: esk-rotate-border 3s linear infinite; }
#tab-problem .esk-problems__card::before { background: conic-gradient(transparent, transparent 50%, rgba(255,107,107,0.4) 65%, var(--c-red) 75%, var(--c-red) 82%, rgba(255,107,107,0.4) 90%, transparent); }
#tab-solution .esk-problems__card::before { background: conic-gradient(transparent, transparent 50%, rgba(0,201,167,0.4) 65%, var(--c-primary) 75%, var(--c-primary) 82%, rgba(0,201,167,0.4) 90%, transparent); }
.esk-problems__card:nth-child(1)::before { animation-delay: 0s; }
.esk-problems__card:nth-child(2)::before { animation-delay: -0.8s; }
.esk-problems__card:nth-child(3)::before { animation-delay: -1.5s; }
.esk-problems__card:nth-child(4)::before { animation-delay: -2.2s; }
.esk-problems__card::after { content: ''; position: absolute; inset: 2px; border-radius: calc(var(--radius) - 2px); background: var(--c-white); z-index: 2; }
.esk-problems__icon, .esk-problems__text { position: relative; z-index: 3; }
@keyframes esk-rotate-border { to { transform: rotate(360deg); } }
.esk-how { padding: 80px 0; background: var(--c-bg); }
@media(min-width:768px) { .esk-how { padding: 100px 0; } }
.esk-how__inner { display: grid; grid-template-columns: 1fr; gap: 48px; align-items: center; }
@media(min-width:768px) { .esk-how__inner { grid-template-columns: 5fr 7fr; gap: 64px; } }
.esk-how__photo { position: relative; border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-md); }
.esk-how__photo img { width: 100%; aspect-ratio: 4/3; object-fit: cover; }
.esk-how__photo-label { position: absolute; top: 20px; left: 20px; display: flex; align-items: center; gap: 8px; background: var(--grad-primary); color: var(--c-navy); padding: 8px 16px; border-radius: 50px; font-size: 13px; font-weight: 700; }
.esk-how__steps { display: flex; flex-direction: column; gap: 4px; margin-top: 32px; }
.esk-how__step { display: flex; gap: 20px; align-items: flex-start; padding: 16px 20px; border-radius: var(--radius-sm); transition: background 0.3s; }
.esk-how__step:hover { background: var(--c-bg-alt); }
.esk-how__step-num { font-size: 14px; font-weight: 900; color: var(--c-primary); flex-shrink: 0; width: 36px; height: 36px; border-radius: 10px; background: var(--c-primary-lt); display: flex; align-items: center; justify-content: center; }
.esk-how__step-title { font-size: 16px; font-weight: 700; color: var(--c-text); margin-bottom: 3px; }
.esk-how__step-desc { font-size: 14px; color: var(--c-text-light); line-height: 1.5; }
.esk-benefits { padding: 80px 0; background: var(--c-bg-alt); }
@media(min-width:768px) { .esk-benefits { padding: 100px 0; } }
.esk-benefits__grid { display: grid; grid-template-columns: 1fr; gap: 20px; }
@media(min-width:560px) { .esk-benefits__grid { grid-template-columns: repeat(2, 1fr); } }
@media(min-width:960px) { .esk-benefits__grid { grid-template-columns: repeat(3, 1fr); } }
.esk-benefits__card { padding: 28px 24px; }
.esk-benefits__icon { width: 52px; height: 52px; border-radius: 14px; background: var(--c-primary-lt); color: var(--c-primary); display: flex; align-items: center; justify-content: center; margin-bottom: 18px; transition: all 0.3s var(--ease); }
.esk-benefits__card:hover .esk-benefits__icon { background: var(--grad-primary); color: var(--c-navy); transform: scale(1.08); }
.esk-benefits__title { font-size: 18px; font-weight: 800; color: var(--c-text); margin-bottom: 8px; letter-spacing: -0.01em; }
.esk-benefits__desc { font-size: 14px; color: var(--c-text-mid); line-height: 1.6; }
.esk-tariffs { padding: 80px 0; background: var(--c-bg); }
@media(min-width:768px) { .esk-tariffs { padding: 100px 0; } }
.esk-tariffs__grid { display: grid; grid-template-columns: 1fr; gap: 24px; }
@media(min-width:560px) { .esk-tariffs__grid { grid-template-columns: repeat(3, 1fr); } }
.esk-tariffs__card { position: relative; overflow: hidden; padding: 32px 24px; }
.esk-tariffs__card--accent { background: var(--c-navy); color: var(--c-white); border-color: rgba(255,255,255,0.1); }
.esk-tariffs__card--accent .esk-tariffs__card-name { color: var(--c-white); }
.esk-tariffs__card--accent .esk-tariffs__card-label { color: rgba(255,255,255,0.45); }
.esk-tariffs__card--accent .esk-tariffs__card-val { color: rgba(255,255,255,0.8); }
.esk-tariffs__card--accent:hover { border-color: var(--c-gold); }
.esk-tariffs__card-bar { position: absolute; top: 0; left: 0; right: 0; height: 4px; background: var(--grad-primary); }
.esk-tariffs__card-bar--gold { background: var(--grad-gold); }
.esk-tariffs__card-popular { position: absolute; right: -40px; background: var(--grad-gold); color: var(--c-navy); font-size: 11px; font-weight: 800; padding: 4px 40px; transform: rotate(45deg); letter-spacing: 0.05em; text-transform: uppercase; }
.esk-tariffs__card-name { font-size: 24px; font-weight: 800; color: var(--c-text); margin-bottom: 24px; letter-spacing: -0.02em; }
.esk-tariffs__card-field { padding: 14px 0; border-bottom: 1px solid var(--c-border); margin-bottom: 8px; }
.esk-tariffs__card--accent .esk-tariffs__card-field { border-color: rgba(255,255,255,0.1); }
.esk-tariffs__card-label { display: block; font-size: 12px; font-weight: 600; color: var(--c-text-light); text-transform: uppercase; letter-spacing: 0.06em; margin-bottom: 4px; }
.esk-tariffs__card-val { display: block; font-size: 15px; font-weight: 600; color: var(--c-text); }
.esk-tariffs__card-price { font-size: 30px; font-weight: 900; color: var(--c-primary); margin: 24px 0 28px; letter-spacing: -0.03em; }
.esk-tariffs__card-price--gold { color: var(--c-gold); }
.esk-tariffs__footnote { text-align: center; font-size: 13px; color: var(--c-text-light); margin-top: 24px; font-style: italic; }
.esk-portfolio { padding: 80px 0; background: var(--c-bg-alt); }
@media(min-width:768px) { .esk-portfolio { padding: 100px 0; } }
.esk-portfolio__head { display: flex; justify-content: space-between; align-items: flex-end; margin-bottom: 40px; flex-wrap: wrap; gap: 20px; }
.esk-portfolio__nav { display: flex; align-items: center; gap: 14px; }
.esk-portfolio__counter { font-size: 14px; font-weight: 600; color: var(--c-text-light); letter-spacing: 0.05em; }
.esk-portfolio__arrow { width: 44px; height: 44px; border-radius: 50%; border: 2px solid var(--c-border); background: var(--c-white); display: flex; align-items: center; justify-content: center; cursor: pointer; transition: all 0.3s var(--ease); color: var(--c-text-mid); }
.esk-portfolio__arrow:hover { border-color: var(--c-primary); background: var(--c-primary-lt); color: var(--c-primary); }
.esk-portfolio__grid { display: grid; grid-template-columns: 1fr; gap: 24px; }
@media(min-width:768px) { .esk-portfolio__grid { grid-template-columns: repeat(2, 1fr); } }
.esk-portfolio__card { overflow: hidden; }
.esk-portfolio__imgs { display: grid; grid-template-columns: 1fr 1fr; }
.esk-portfolio__img-wrap { position: relative; overflow: hidden; }
.esk-portfolio__img-wrap img { width: 100%; aspect-ratio: 16/10; object-fit: cover; transition: transform 0.5s var(--ease); }
.esk-portfolio__card:hover .esk-portfolio__img-wrap img { transform: scale(1.04); }
.esk-portfolio__img-tag { position: absolute; bottom: 10px; left: 10px; background: rgba(10,22,40,0.75); backdrop-filter: blur(6px); color: #fff; font-size: 11px; font-weight: 700; padding: 4px 12px; border-radius: 6px; text-transform: uppercase; letter-spacing: 0.06em; }
.esk-portfolio__img-tag--green { background: rgba(0,201,167,0.85); color: var(--c-navy); }
.esk-portfolio__info { padding: 22px 24px; }
.esk-portfolio__info-title { font-size: 17px; font-weight: 800; color: var(--c-text); margin-bottom: 12px; }
.esk-portfolio__info-row { font-size: 14px; margin-bottom: 6px; display: flex; gap: 8px; }
.esk-portfolio__info-label { color: var(--c-text-light); flex-shrink: 0; font-weight: 600; }
.esk-portfolio__info-result { margin-top: 14px; background: var(--c-primary-lt); color: var(--c-primary-dk); font-size: 14px; font-weight: 700; padding: 12px 16px; border-radius: var(--radius-sm); }
.esk-calc { padding: 80px 0; background: var(--grad-calc); position: relative; overflow: hidden; }
.esk-calc::before { content: ''; position: absolute; right: -200px; bottom: -200px; width: 500px; height: 500px; border-radius: 50%; background: radial-gradient(circle, rgba(0,201,167,0.08) 0%, transparent 60%); pointer-events: none; }
@media(min-width:768px) { .esk-calc { padding: 100px 0; } }
.esk-calc__head { text-align: center; position: relative; z-index: 1; margin-bottom: 40px; }
.esk-calc__body { position: relative; z-index: 1; display: grid; grid-template-columns: 1fr; gap: 32px; }
@media(min-width:768px) { .esk-calc__body { grid-template-columns: 1fr 1fr; gap: 40px; align-items: start; } }
.esk-calc__form { background: rgba(255,255,255,0.06); border: 1px solid rgba(255,255,255,0.1); border-radius: var(--radius-lg); padding: 28px 24px; backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px); }
.esk-calc__visual { display: none; border-radius: var(--radius-lg); overflow: hidden; align-self: stretch; }
@media(min-width:768px) { .esk-calc__visual { display: block; } }
.esk-calc__visual img { width: 100%; height: 100%; object-fit: cover; border-radius: var(--radius-lg); }
.esk-form-temp { display: flex; flex-direction: column; gap: 18px; }
.esk-form-label { display: block; font-size: 12px; font-weight: 700; color: rgba(255,255,255,0.55); text-transform: uppercase; letter-spacing: 0.06em; margin-bottom: 6px; }
.esk-form-input { width: 100%; padding: 14px 18px; font-family: var(--font); font-size: 15px; font-weight: 500; color: var(--c-white); background: rgba(255,255,255,0.08); border: 1px solid rgba(255,255,255,0.15); border-radius: var(--radius-sm); outline: none; transition: all 0.3s var(--ease); -webkit-appearance: none; appearance: none; }
.esk-form-input.esk-field-error { border-color: var(--c-red); background: rgba(255,107,107,0.08); }
.esk-field-error-msg { font-size: 12px; color: var(--c-red); margin-top: 4px; display: block; }
.esk-form-input::placeholder { color: rgba(255,255,255,0.3); }
.esk-form-input:focus { border-color: var(--c-gold); background: rgba(255,255,255,0.12); box-shadow: 0 0 0 3px rgba(255,170,0,0.15); }
.esk-form-input option { background: var(--c-navy); color: var(--c-white); }
select.esk-form-input { background-image: url("data:image/svg+xml,%3Csvg width='12' height='8' viewBox='0 0 12 8' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1.5L6 6.5L11 1.5' stroke='rgba(255,255,255,0.4)' stroke-width='2' stroke-linecap='round'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 16px center; padding-right: 40px; cursor: pointer; }
textarea.esk-form-input { resize: vertical; min-height: 80px; }
.esk-form-row { display: grid; grid-template-columns: 1fr; gap: 18px; }
@media(min-width:560px) { .esk-form-row { grid-template-columns: 1fr 1fr; } }
.esk-form-upload { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; font-size: 13px; color: rgba(255,255,255,0.4); }
.esk-form-file { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0,0,0,0); }
.esk-form-upload__name { font-size: 12px; color: var(--c-gold); word-break: break-all; }
.esk-form-consent-check { display: flex; align-items: flex-start; gap: 10px; cursor: pointer; font-size: 12px; color: rgba(255,255,255,0.5); line-height: 1.55; }
.esk-consent-checkbox { flex-shrink: 0; width: 18px; height: 18px; margin-top: 2px; accent-color: var(--c-primary); cursor: pointer; }
.esk-form-consent-check a { color: var(--c-gold); text-decoration: underline; text-underline-offset: 2px; }
.esk-form-consent-check a:hover { color: var(--c-gold-dk); }
.esk-btn[disabled] { opacity: 0.4; cursor: not-allowed; pointer-events: none; }
.esk-about { padding: 80px 0; background: var(--c-bg); }
@media(min-width:768px) { .esk-about { padding: 100px 0; } }
.esk-about__inner { display: grid; grid-template-columns: 1fr; gap: 48px; align-items: center; }
@media(min-width:768px) { .esk-about__inner { grid-template-columns: 7fr 5fr; gap: 64px; } }
.esk-about__lead { font-size: 18px; font-weight: 600; color: var(--c-text); line-height: 1.6; margin-bottom: 16px; }
.esk-about__text { font-size: 15px; color: var(--c-text-mid); line-height: 1.75; margin-bottom: 32px; }
.esk-about__stats { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
@media(min-width:480px) { .esk-about__stats { grid-template-columns: repeat(4, 1fr); } }
.esk-about__stat { text-align: center; padding: 20px 12px; background: var(--c-bg-alt); border-radius: var(--radius-sm); border: none; position: relative; overflow: hidden; }
.esk-about__stat::before { content: ''; position: absolute; width: 200%; height: 200%; top: -50%; left: -50%; z-index: 1; background: conic-gradient(transparent, transparent 50%, rgba(0,201,167,0.4) 65%, var(--c-primary) 75%, var(--c-primary) 82%, rgba(0,201,167,0.4) 90%, transparent); animation: esk-rotate-border 3s linear infinite; }
.esk-about__stat:nth-child(1)::before { animation-delay: 0s; }
.esk-about__stat:nth-child(2)::before { animation-delay: -0.8s; }
.esk-about__stat:nth-child(3)::before { animation-delay: -1.5s; }
.esk-about__stat:nth-child(4)::before { animation-delay: -2.2s; }
.esk-about__stat::after { content: ''; position: absolute; inset: 2px; border-radius: calc(var(--radius-sm) - 2px); background: var(--c-bg-alt); z-index: 2; }
.esk-about__stat-num { position: relative; z-index: 3; font-size: 26px; font-weight: 900; color: var(--c-primary); line-height: 1.1; margin-bottom: 4px; letter-spacing: -0.02em; }
.esk-about__stat-label { position: relative; z-index: 3; font-size: 12px; color: var(--c-text-mid); line-height: 1.4; font-weight: 500; }
.esk-about__photo { border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-md); }
.esk-about__photo img { width: 100%; aspect-ratio: 3/4; object-fit: cover; }
.esk-faq { padding: 80px 0; background: var(--c-bg); }
@media(min-width:768px) { .esk-faq { padding: 100px 0; } }
.esk-faq__list { display: flex; flex-direction: column; gap: 12px; max-width: 780px; margin: 0 auto; }
.esk-faq__item { border: 1px solid var(--c-border); border-radius: var(--radius); overflow: hidden; transition: all 0.35s var(--ease); background: var(--c-white); }
.esk-faq__item--open { border-color: var(--c-primary); box-shadow: 0 4px 20px rgba(0,201,167,0.1); }
.esk-faq__q { display: flex; justify-content: space-between; align-items: center; padding: 20px 24px; font-size: 16px; font-weight: 700; color: var(--c-text); cursor: pointer; gap: 16px; transition: color 0.3s; }
.esk-faq__q:hover { color: var(--c-primary-dk); }
.esk-faq__chevron { width: 32px; height: 32px; border-radius: 50%; background: var(--c-bg-alt); display: flex; align-items: center; justify-content: center; flex-shrink: 0; transition: all 0.35s var(--ease); color: var(--c-text-mid); }
.esk-faq__item--open .esk-faq__chevron { background: var(--grad-primary); color: var(--c-navy); transform: rotate(180deg); }
.esk-faq__a { max-height: 0; overflow: hidden; transition: max-height 0.45s var(--ease), padding 0.35s var(--ease); }
.esk-faq__item--open .esk-faq__a { max-height: 300px; padding: 0 24px 22px; }
.esk-faq__a p { font-size: 15px; color: var(--c-text-mid); line-height: 1.75; }
.esk-cta { padding: 80px 0; background: var(--grad-cta); position: relative; overflow: hidden; }
.esk-cta::before { content: ''; position: absolute; left: -160px; top: -160px; width: 400px; height: 400px; border-radius: 50%; background: radial-gradient(circle, rgba(0,201,167,0.1) 0%, transparent 60%); pointer-events: none; }
@media(min-width:768px) { .esk-cta { padding: 100px 0; } }
.esk-cta__inner { position: relative; z-index: 1; display: grid; grid-template-columns: 1fr; gap: 40px; align-items: center; }
@media(min-width:768px) { .esk-cta__inner { grid-template-columns: 7fr 5fr; gap: 56px; } }
.esk-cta__subtitle { font-size: 17px; color: rgba(255,255,255,0.55); margin-bottom: 28px; line-height: 1.6; }
.esk-cta__form { background: rgba(255,255,255,0.06); border: 1px solid rgba(255,255,255,0.1); border-radius: var(--radius-lg); padding: 28px 24px; backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px); }
.esk-cta__visual { display: none; }
@media(min-width:768px) { .esk-cta__visual { display: block; } }
.esk-cta__visual img { width: 100%; border-radius: var(--radius-lg); box-shadow: 0 30px 80px rgba(0,0,0,0.3); }
.esk-contacts { padding: 80px 0; background: var(--grad-contacts); }
@media(min-width:768px) { .esk-contacts { padding: 100px 0; } }
.esk-contacts__inner { display: grid; grid-template-columns: 1fr; gap: 36px; }
@media(min-width:768px) { .esk-contacts__inner { grid-template-columns: 5fr 7fr; gap: 48px; } }
.esk-contacts__items { display: flex; flex-direction: column; gap: 20px; margin-top: 28px; }
.esk-contacts__item { display: flex; align-items: center; gap: 16px; font-size: 16px; color: var(--c-white); font-weight: 500; }
.esk-contacts__item a { color: var(--c-gold); font-weight: 700; transition: color 0.3s; }
.esk-contacts__item a:hover { color: var(--c-gold-dk); }
.esk-contacts__icon { width: 48px; height: 48px; border-radius: 14px; background: rgba(255,255,255,0.08); border: 1px solid rgba(255,255,255,0.1); display: flex; align-items: center; justify-content: center; flex-shrink: 0; color: var(--c-primary); }
.esk-contacts__socials { display: flex; gap: 12px; margin-top: 24px; }
.esk-contacts__social { width: 48px; height: 48px; border-radius: 14px; background: rgba(255,255,255,0.06); border: 1px solid rgba(255,255,255,0.12); display: flex; align-items: center; justify-content: center; color: #fff !important; transition: all 0.3s var(--ease); }
.esk-contacts__social:hover { background: var(--c-gold); border-color: var(--c-gold); color: var(--c-navy); transform: translateY(-3px); }
.esk-contacts__map { border-radius: var(--radius-lg); overflow: hidden; min-height: 340px; }
.esk-contacts__map iframe { width: 100%; height: 100%; min-height: 340px; border: none; }
.esk-contacts__map-wrap { position: relative; width: 100%; min-height: 340px; height: 100%; }
.esk-reveal { opacity: 0; transform: translateY(28px); transition: opacity 0.6s var(--ease-out), transform 0.6s var(--ease-out); }
.esk-reveal.esk-visible { opacity: 1; transform: translateY(0); }
.esk-reveal--d1 { transition-delay: 0.1s; }
.esk-reveal--d2 { transition-delay: 0.2s; }
.esk-reveal--d3 { transition-delay: 0.3s; }
.esk-reveal--d4 { transition-delay: 0.4s; }
.esk-popup { display: none; position: fixed; inset: 0; z-index: 9999; align-items: center; justify-content: center; }
.esk-popup--visible { display: flex; }
.esk-popup__overlay { position: absolute; inset: 0; background: rgba(10,22,40,0.7); backdrop-filter: blur(4px); -webkit-backdrop-filter: blur(4px); }
.esk-popup__body { position: relative; z-index: 1; background: var(--c-white); border-radius: var(--radius-lg); padding: 48px 40px; text-align: center; max-width: 400px; width: 90%; box-shadow: var(--shadow-lg); }
.esk-popup__title { font-size: 22px; font-weight: 800; color: var(--c-text); margin-top: 20px; margin-bottom: 8px; }
.esk-popup__text { font-size: 15px; color: var(--c-text-mid); line-height: 1.6; margin-bottom: 24px; }
@media(max-width:767px) {
  .esk-hero__actions { flex-direction: column; }
  .esk-hero__actions .esk-btn { width: 100%; }
  .esk-btn--lg { padding: 15px 28px; font-size: 15px; }
  .esk-tariffs__grid { max-width: 400px; margin: 0 auto; }
  .esk-portfolio__head { flex-direction: column; align-items: flex-start; }
  .esk-calc__body { grid-template-columns: 1fr; }
}
@media(max-width:359px) {
  .esk-container { padding: 0 16px; }
  .esk-hero__title { font-size: 28px; }
}