/* =====================================================================
   SpecNivo — общ стил за всички страници
   ---------------------------------------------------------------------
   1.  Дизайн токени (цветове, типография, отстояния, радиуси, сенки, движение)
   2.  База
   3.  Общи елементи (контейнер, надзаглавие, фокус)
   4.  Бутони и линкове
   5.  Хедър, навигация и мобилно меню
   6.  Hero (начална страница)
   7.  Заглавна зона на вътрешните страници
   8.  Секции: услуги, за нас, процес, цени, контакти
   9.  Футър и бутон „нагоре“
   10. Появяване при скрол
   11. Responsive
   12. Намалено движение (prefers-reduced-motion)
   ===================================================================== */

/* ---------- 1. Дизайн токени ---------- */
@property --ang{syntax:'<angle>';inherits:false;initial-value:0deg}

:root{
  /* Цветове — монохромната палитра на логото SpecNivo */
  --c-black:#000;
  --c-ink:#0a0a0b;
  --c-ink-2:#111113;
  --c-ink-3:#1c1c20;
  --c-graphite:#2a2a2f;
  --c-paper:#f4f4f2;
  --c-paper-2:#e9e9e6;
  --c-white:#fff;

  /* Текст върху тъмен фон */
  --c-on-dark:#fff;
  --c-on-dark-2:#c9c9cd;
  --c-on-dark-3:#adadb3;
  --c-on-dark-4:#8e8e94;
  /* Текст върху светъл фон */
  --c-on-light:var(--c-ink);
  --c-on-light-2:#4f4f56;
  --c-on-light-3:#6a6a70;

  /* Линии */
  --line-dark:rgba(255,255,255,.09);
  --line-dark-2:rgba(255,255,255,.18);
  --line-light:rgba(10,10,11,.1);
  --line-light-2:rgba(10,10,11,.2);

  /* Типография (Manrope и JetBrains Mono поддържат кирилица) */
  --font-sans:"Manrope",system-ui,-apple-system,"Segoe UI",Arial,sans-serif;
  --font-mono:"JetBrains Mono",ui-monospace,Menlo,Consolas,monospace;
  --fs-display:clamp(2.6rem,5.7vw,5.9rem);
  --fs-h1:clamp(2.4rem,5vw,5rem);
  --fs-h3:1.35rem;
  --fs-lead:clamp(1.02rem,1.25vw,1.14rem);
  --fs-body:1rem;
  --fs-small:.92rem;
  --fs-meta:.74rem;
  --lh-tight:1.03;
  --lh-body:1.72;

  /* Отстояния */
  --sp-1:4px;--sp-2:8px;--sp-3:12px;--sp-4:16px;--sp-5:24px;--sp-6:32px;--sp-7:48px;--sp-8:80px;
  --gut:clamp(16px,4vw,48px);
  --section-y:clamp(90px,11vw,150px);
  --header-h:84px;
  --header-h-small:68px;

  /* Радиуси */
  --r-sm:12px;--r-md:18px;--r:22px;--r-lg:32px;--r-xl:44px;--r-pill:999px;

  /* Сенки */
  --sh-sm:0 16px 34px -14px rgba(10,10,11,.5);
  --sh-md:0 30px 60px -30px rgba(10,10,11,.38);
  --sh-lg:0 40px 80px -30px rgba(10,10,11,.58);
  --sh-dark:0 30px 60px rgba(0,0,0,.6);

  /* Движение */
  --ease:cubic-bezier(.16,1,.3,1);
  --ease-io:cubic-bezier(.65,0,.35,1);
  --dur-fast:.3s;
  --dur:.5s;
  --dur-slow:1.1s;

  color-scheme:dark;
}

/* ---------- 2. База ---------- */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;background:var(--c-ink);scroll-behavior:smooth;scroll-padding-top:calc(var(--header-h) + 8px)}
body{margin:0;min-height:100vh;display:flex;flex-direction:column;background:var(--c-ink);color:var(--c-paper);font-family:var(--font-sans);font-size:var(--fs-body);font-synthesis:none;overflow-x:hidden;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}
.menu-open body{overflow:hidden}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit}
img{max-width:100%}
::selection{background:var(--c-white);color:var(--c-ink)}

/* ---------- 3. Общи елементи ---------- */
main{flex:1 0 auto;background:var(--c-paper)}
body:has(.contact) main,body:has(.hero) main{background:var(--c-ink)}
.wrap{width:min(1240px,100% - var(--gut)*2);margin-inline:auto}
a:focus-visible,button:focus-visible{outline:2px solid currentColor;outline-offset:4px;border-radius:6px}
.skip-link{position:fixed;left:var(--gut);top:12px;z-index:100;padding:10px 18px;border-radius:var(--r-pill);background:var(--c-white);color:var(--c-ink);font-weight:700;transform:translateY(-160%);transition:transform var(--dur-fast) var(--ease)}
.skip-link:focus{transform:none}
.eyebrow{display:inline-flex;align-items:center;gap:12px;font-family:var(--font-mono);font-size:.72rem;font-weight:500;letter-spacing:.18em;text-transform:uppercase;margin:0}
.eyebrow::before{content:"";width:28px;height:1px;background:currentColor;opacity:.6}

/* Лента за прогрес на скрола */
.progress{position:fixed;inset:0 0 auto;height:2px;z-index:70;transform-origin:0 50%;transform:scaleX(var(--sp,0));background:linear-gradient(90deg,#3a3a3f,var(--c-white));pointer-events:none}

/* ---------- 4. Бутони и линкове ---------- */
.button{position:relative;display:inline-flex;align-items:center;gap:16px;min-height:58px;padding:0 9px 0 26px;border-radius:var(--r-pill);background:var(--c-white);color:var(--c-ink);font-weight:700;font-size:.95rem;letter-spacing:-.01em;overflow:hidden;isolation:isolate;transition:transform var(--dur) var(--ease),box-shadow var(--dur) var(--ease),translate .25s var(--ease)}
.button::before{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(100deg,#fff 0%,#d9d9dc 50%,#fff 100%);background-size:200% 100%;transition:background-position .8s var(--ease)}
.button:hover{box-shadow:0 18px 40px -12px rgba(255,255,255,.35)}
.button:hover::before{background-position:100% 0}
.button svg{width:40px;height:40px;padding:11px;border-radius:50%;background:var(--c-ink);color:var(--c-white);transition:transform var(--dur) var(--ease)}
.button:hover svg{transform:rotate(-45deg)}
.button:active{transform:scale(.97)}

.button-quiet{display:inline-flex;align-items:center;gap:12px;font-weight:700;font-size:.95rem;color:#e9e9ec;padding:8px 0}
.button-quiet span{display:grid;place-items:center;width:40px;height:40px;border:1px solid var(--line-dark-2);border-radius:50%;transition:transform var(--dur) var(--ease),background var(--dur-fast),color var(--dur-fast)}
.button-quiet:hover span{transform:translateY(4px);background:var(--c-white);color:var(--c-ink)}

.inline-action{display:inline-flex;align-items:center;gap:14px;padding:14px 14px 14px 24px;border-radius:var(--r-pill);background:var(--c-ink);color:var(--c-white);font-size:.92rem;font-weight:700;letter-spacing:0;white-space:nowrap;transition:transform var(--dur) var(--ease),box-shadow var(--dur)}
.inline-action span{display:grid;place-items:center;width:30px;height:30px;border-radius:50%;background:var(--c-white);color:var(--c-ink);transition:transform var(--dur) var(--ease)}
.inline-action:hover{transform:translateY(-2px);box-shadow:var(--sh-sm)}
.inline-action:hover span{transform:rotate(45deg)}

.text-link{display:inline-block;font-weight:700;font-size:.95rem;white-space:nowrap;background:linear-gradient(currentColor,currentColor) 0 100%/100% 1px no-repeat;padding-bottom:4px;transition:background-size var(--dur) var(--ease)}
.text-link:hover{background-size:0 1px;background-position:100% 100%}

/* ---------- 5. Хедър, навигация и мобилно меню ---------- */
.site-header{position:fixed;inset:0 0 auto;z-index:60;border-bottom:1px solid transparent;transition:background var(--dur),border-color var(--dur),backdrop-filter var(--dur)}
.site-header.scrolled,.menu-open .site-header{background:rgba(10,10,11,.88);-webkit-backdrop-filter:blur(16px) saturate(150%);backdrop-filter:blur(16px) saturate(150%);border-color:var(--line-dark)}
.nav{height:var(--header-h);display:flex;align-items:center;justify-content:space-between;gap:20px;transition:height var(--dur) var(--ease)}
.site-header.scrolled .nav{height:var(--header-h-small)}

.brand-logo{display:inline-flex;align-items:center;line-height:0;transition:opacity var(--dur-fast)}
.brand-logo:hover{opacity:.75}
.brand-logo img{display:block;width:158px;height:auto;filter:brightness(0) invert(1);transition:width var(--dur) var(--ease)}
.site-header.scrolled .brand-logo img{width:142px}

/* Десктоп меню */
.navlinks{display:flex;align-items:center;gap:2px;padding:5px;border:1px solid var(--line-dark);border-radius:var(--r-pill);background:rgba(255,255,255,.03);font-size:.86rem;font-weight:600}
.navlinks a{position:relative;padding:9px 16px;border-radius:var(--r-pill);color:var(--c-on-dark-2);transition:color var(--dur-fast),background var(--dur-fast)}
.navlinks a:hover{color:var(--c-white);background:rgba(255,255,255,.06)}
.navlinks a.active{color:var(--c-white);background:rgba(255,255,255,.12)}
.navlinks .navcta{margin-left:6px;background:var(--c-white);color:var(--c-ink);transition:box-shadow var(--dur-fast),translate .25s var(--ease)}
.navlinks .navcta:hover,.navlinks .navcta.active{background:var(--c-white);color:var(--c-ink);box-shadow:0 0 0 4px rgba(255,255,255,.16)}

/* Бутон „хамбургер“ (вижда се под 900px) */
.menu-toggle{display:none;align-items:center;gap:12px;min-height:46px;padding:0 7px 0 18px;border-radius:var(--r-pill);border:1px solid var(--line-dark-2);background:rgba(255,255,255,.04);font-size:.9rem;font-weight:700;cursor:pointer;transition:background var(--dur-fast),border-color var(--dur-fast)}
.menu-toggle:hover{background:rgba(255,255,255,.1)}
.burger{position:relative;display:block;width:32px;height:32px;border-radius:50%;background:var(--c-white)}
.burger i{position:absolute;left:9px;right:9px;height:1.6px;border-radius:2px;background:var(--c-ink);transition:transform .45s var(--ease),opacity var(--dur-fast)}
.burger i:nth-child(1){top:11px}
.burger i:nth-child(2){top:15.2px}
.burger i:nth-child(3){top:19.4px}
.menu-open .burger i:nth-child(1){transform:translateY(4.2px) rotate(45deg)}
.menu-open .burger i:nth-child(2){opacity:0;transform:scaleX(0)}
.menu-open .burger i:nth-child(3){transform:translateY(-4.2px) rotate(-45deg)}

/* Панел на мобилното меню — разкрива се с кръгла маска от бутона */
.mobile-nav{position:fixed;inset:0;z-index:55;display:none;flex-direction:column;justify-content:center;padding:calc(var(--header-h) + 20px) var(--gut) 40px;background:radial-gradient(120% 70% at 100% 0%,#1d1d21 0%,var(--c-ink) 60%) var(--c-ink);opacity:0;visibility:hidden;clip-path:circle(0 at calc(100% - 44px) 42px);transition:clip-path .7s var(--ease),opacity .4s,visibility 0s .7s}
.menu-open .mobile-nav{opacity:1;visibility:visible;clip-path:circle(150% at calc(100% - 44px) 42px);transition:clip-path .8s var(--ease),opacity .3s,visibility 0s}
.mobile-nav nav{display:grid;width:min(560px,100%);margin-inline:auto}
.mobile-nav a{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:16px 4px;border-bottom:1px solid var(--line-dark);font-size:clamp(1.6rem,7vw,2.3rem);font-weight:800;letter-spacing:-.04em;color:var(--c-on-dark-3);opacity:0;transform:translateY(18px);transition:opacity var(--dur) var(--ease),transform .6s var(--ease),color var(--dur-fast)}
.menu-open .mobile-nav a{opacity:1;transform:none;transition-delay:calc(.12s + var(--i,0) * .05s),calc(.12s + var(--i,0) * .05s),0s}
.mobile-nav a:hover,.mobile-nav a:focus-visible,.mobile-nav a[aria-current]{color:var(--c-white);outline:none}
.mobile-nav a::after{content:"";width:9px;height:9px;border-radius:50%;border:1px solid var(--line-dark-2);transition:background var(--dur-fast),transform var(--dur) var(--ease)}
.mobile-nav a[aria-current]::after{background:var(--c-white);border-color:var(--c-white)}
.mobile-nav a:hover::after{transform:scale(1.5)}

/* ---------- 6. Hero (начална страница) ---------- */
.hero{position:relative;min-height:100svh;overflow:hidden;isolation:isolate;background:radial-gradient(110% 80% at 72% 8%,#202024 0%,#101012 45%,var(--c-ink) 75%);padding-bottom:40px}
.hero-bg,.page-head-bg{position:absolute;inset:0;z-index:-1;pointer-events:none;overflow:hidden}
.floor{position:absolute;left:-60%;right:-60%;bottom:-6%;height:62%;background-image:linear-gradient(rgba(255,255,255,.07) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.07) 1px,transparent 1px);background-size:70px 70px;transform:perspective(520px) rotateX(74deg);transform-origin:50% 100%;-webkit-mask-image:linear-gradient(to top,#000 5%,transparent 80%);mask-image:linear-gradient(to top,#000 5%,transparent 80%);animation:floor 4s linear infinite}
@keyframes floor{to{background-position:0 70px}}
.glow{position:absolute;left:var(--gx,68%);top:var(--gy,38%);width:64vmax;height:64vmax;border-radius:50%;transform:translate(-50%,-50%);background:radial-gradient(circle,rgba(255,255,255,.12) 0%,rgba(255,255,255,.04) 30%,transparent 62%);transition:left 1.2s var(--ease),top 1.2s var(--ease)}
.orbits{position:absolute;right:-18vmax;top:-10vmax;width:78vmax;height:78vmax;transform-style:preserve-3d;transform:perspective(1400px) rotateX(66deg) rotateY(-14deg)}
.orbits i{position:absolute;inset:0;border:1px solid rgba(255,255,255,.08);border-radius:50%;animation:spin 60s linear infinite}
.orbits i:nth-child(2){inset:12%;animation-duration:44s;animation-direction:reverse;border-style:dashed;border-color:rgba(255,255,255,.07)}
.orbits i:nth-child(3){inset:26%;animation-duration:30s}
.orbits i::after{content:"";position:absolute;top:50%;left:-4px;width:8px;height:8px;border-radius:50%;background:var(--c-white);box-shadow:0 0 18px 4px rgba(255,255,255,.5)}
.orbits i:nth-child(2)::after{left:auto;right:-3px;width:6px;height:6px}
@keyframes spin{to{transform:rotate(360deg)}}

.hero-inner{position:relative;min-height:100svh;display:flex;flex-direction:column;padding-top:clamp(118px,15vh,160px)}
.hero-grid{flex:1;display:grid;grid-template-columns:minmax(0,1.12fr) minmax(0,.88fr);gap:clamp(36px,5vw,80px);align-items:center}
.hero-copy{will-change:transform}
.hero .eyebrow{color:#b9b9be;margin-bottom:28px}
.hero h1{margin:0;font-size:var(--fs-display);line-height:1.02;letter-spacing:-.05em;font-weight:800;max-width:820px;color:var(--c-white)}
.hero h1 em{font-style:normal}
.hero h1 em,.hero h1 em .wi{background:linear-gradient(100deg,#fff 0%,#86868c 30%,#fff 50%,#707076 75%,#fff 100%);background-size:220% 100%;-webkit-background-clip:text;background-clip:text;color:transparent;animation:shine 7s linear infinite}
.js .hero h1 em{animation:none;background:none;color:inherit}
@keyframes shine{to{background-position:-220% 0}}
/* Думите на заглавието се появяват една след друга (текстът не се променя) */
.wd{display:inline-block;overflow:hidden;vertical-align:top;padding:0 .02em .12em;margin-bottom:-.12em}
.wi{display:inline-block;transform:translate3d(0,110%,0) rotate(6deg);transform-origin:0 100%;transition:transform 1.25s var(--ease);transition-delay:calc(var(--i,0) * 55ms + 150ms)}
.ready .wi{transform:none}
.hero-description{max-width:590px;font-size:var(--fs-lead);line-height:var(--lh-body);color:#b8b8bd;margin:30px 0 36px}
.hero-actions{display:flex;align-items:center;gap:28px;flex-wrap:wrap}

/* 3D купчина документи */
.stage{position:relative;height:clamp(440px,60vh,580px);display:grid;place-items:center;perspective:1500px}
.stack-float{position:relative;width:min(100%,390px);animation:float 8s ease-in-out infinite;transform-style:preserve-3d}
@keyframes float{0%,100%{transform:translate3d(0,-10px,0)}50%{transform:translate3d(0,12px,0)}}
.stack{position:relative;transform-style:preserve-3d;transform:rotateX(calc(var(--rx,10deg) + var(--s,0) * 14deg)) rotateY(var(--ry,-20deg)) rotateZ(calc(var(--s,0) * -6deg));transition:transform 1s var(--ease)}
.sheet{position:absolute;inset:0;border-radius:var(--r-md);pointer-events:none}
.sheet-3{transform:translate3d(54px,-44px,-150px);background:linear-gradient(160deg,#2b2b30,#121214);border:1px solid var(--line-dark)}
.sheet-2{transform:translate3d(27px,-22px,-75px);background:linear-gradient(160deg,#d7d7d4,#9a9a97);padding:74px 30px;display:flex;flex-direction:column;gap:13px;box-shadow:0 30px 60px rgba(0,0,0,.4)}
.sheet-2 i{display:block;height:7px;border-radius:4px;background:rgba(10,10,11,.16)}
.sheet-2 i:nth-child(1){width:55%;height:12px;background:rgba(10,10,11,.3);margin-bottom:10px}
.sheet-2 i:nth-child(3){width:86%}.sheet-2 i:nth-child(4){width:70%}.sheet-2 i:nth-child(5){width:92%}
.hero-panel{position:relative;display:flex;flex-direction:column;min-height:480px;border-radius:var(--r-md);background:linear-gradient(165deg,#fff 0%,#efefec 55%,#dededb 100%);color:var(--c-ink);overflow:hidden;transform:translateZ(0);box-shadow:0 60px 120px -30px rgba(0,0,0,.9),0 0 0 1px rgba(255,255,255,.6) inset}
.hero-panel::after{content:"";position:absolute;left:0;right:0;top:-40%;height:40%;background:linear-gradient(to bottom,transparent,rgba(10,10,11,.06) 70%,rgba(10,10,11,.14) 98%,transparent);animation:scan 5.5s var(--ease-io) infinite;pointer-events:none}
@keyframes scan{0%{top:-40%}60%,100%{top:110%}}
.hero-panel::before{content:"";position:absolute;inset:0;background:linear-gradient(115deg,transparent 30%,rgba(255,255,255,.75) 48%,transparent 62%);background-size:250% 100%;background-position:var(--shine,120%) 0;pointer-events:none;mix-blend-mode:soft-light}
.panel-top,.panel-bottom{position:relative;display:flex;justify-content:space-between;gap:14px;padding:20px 24px;font-family:var(--font-mono);font-size:.68rem;font-weight:600;letter-spacing:.14em}
.panel-top{border-bottom:1px solid var(--line-light)}
.panel-top span:last-child{padding:4px 9px;border-radius:var(--r-pill);background:var(--c-ink);color:var(--c-white);letter-spacing:.08em}
.panel-main{position:relative;flex:1;display:flex;flex-direction:column;padding:34px 26px 30px}
.panel-kicker{font-size:.86rem;font-weight:600;color:var(--c-on-light-3);margin-bottom:20px}
.panel-main strong{font-size:clamp(2.5rem,3.6vw,3.9rem);line-height:1;letter-spacing:-.055em;font-weight:800}
.panel-main p{font-size:.94rem;line-height:1.6;color:var(--c-on-light-2);max-width:285px;margin:24px 0 0}
.panel-bottom{display:grid;gap:0;padding:6px 24px 14px;letter-spacing:0;font-family:var(--font-sans);font-size:.86rem;font-weight:600;border-top:1px solid var(--line-light)}
.panel-bottom span{display:flex;align-items:center;gap:14px;padding:10px 0}
.panel-bottom span+span{border-top:1px dashed var(--line-light-2)}
.panel-bottom b{font-family:var(--font-mono);font-size:.7rem;color:var(--c-on-light-3)}
.chip{position:absolute;right:-30px;top:-30px;width:92px;height:92px;border-radius:24px;background:var(--c-black);display:grid;place-items:center;transform:translateZ(110px);border:1px solid var(--line-dark-2);box-shadow:0 30px 60px -10px rgba(0,0,0,.8),0 0 40px rgba(255,255,255,.08);pointer-events:none}
.chip img{width:74%;height:auto;filter:invert(1) contrast(1.2);border-radius:14px}
.stack-shadow{position:absolute;left:10%;right:10%;bottom:-70px;height:40px;border-radius:50%;background:radial-gradient(closest-side,rgba(0,0,0,.75),transparent);filter:blur(10px);animation:shadow 8s ease-in-out infinite;pointer-events:none}
@keyframes shadow{0%,100%{transform:scale(.92);opacity:.7}50%{transform:scale(1.05);opacity:1}}

/* Движеща се лента с ключови думи */
.hero-foot{position:relative;margin-top:clamp(40px,6vh,70px);padding:24px 0;border-top:1px solid var(--line-dark);border-bottom:1px solid var(--line-dark);overflow:hidden;-webkit-mask-image:linear-gradient(90deg,transparent,#000 12%,#000 88%,transparent);mask-image:linear-gradient(90deg,transparent,#000 12%,#000 88%,transparent);display:flex;flex-wrap:wrap;gap:12px 0;font-family:var(--font-mono);font-size:.76rem;letter-spacing:.16em;text-transform:uppercase;color:var(--c-on-dark-3)}
.hero-foot span{display:inline-flex;align-items:center;white-space:nowrap}
.hero-foot span::after{content:"";width:7px;height:7px;margin:0 38px;background:var(--c-white);transform:rotate(45deg);opacity:.8}
.marquee-track{display:flex;width:max-content;animation:marq 32s linear infinite}
.hero-foot:hover .marquee-track{animation-play-state:paused}
@keyframes marq{to{transform:translateX(-50%)}}

/* ---------- 7. Заглавна зона на вътрешните страници ---------- */
.page-head{position:relative;overflow:hidden;isolation:isolate;background:radial-gradient(110% 90% at 78% 0%,#212125 0%,#101012 45%,var(--c-ink) 78%);color:var(--c-on-dark);padding:calc(var(--header-h) + clamp(56px,8vw,110px)) 0 calc(clamp(64px,8vw,110px) + var(--r-xl))}
.page-head .floor{height:75%;opacity:.75}
.page-head .glow{--gx:78%;--gy:10%}
.page-head .eyebrow{color:#b9b9be}
.page-head h1{margin:22px 0 0;max-width:760px;font-size:var(--fs-h1);line-height:var(--lh-tight);letter-spacing:-.05em;font-weight:800;background:linear-gradient(180deg,#fff 30%,#8a8a90);-webkit-background-clip:text;background-clip:text;color:transparent;padding-bottom:.06em}
.page-head .section-head{margin:0}
.page-head .section-head p{color:var(--c-on-dark-3)}

/* Съдържанието на страницата се „плъзга“ върху тъмната заглавна зона */
.page-body{position:relative;z-index:1;margin-top:calc(var(--r-xl) * -1);padding:var(--section-y) 0;border-radius:var(--r-xl) var(--r-xl) 0 0;box-shadow:0 -30px 60px -30px rgba(0,0,0,.35)}

.section-head{display:grid;grid-template-columns:1.1fr .9fr;gap:40px 60px;align-items:end;margin-bottom:clamp(44px,5vw,70px)}
.section-head p{margin:0;max-width:470px;justify-self:end;font-size:1.02rem;line-height:1.75}

/* ---------- 8. Секции ---------- */
.light{background:var(--c-paper);color:var(--c-ink)}

/* Услуги */
.service-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;perspective:1600px}
.service{position:relative;min-height:310px;padding:30px;border-radius:var(--r);background:var(--c-white);border:1px solid var(--line-light);display:flex;flex-direction:column;justify-content:space-between;gap:40px;overflow:hidden;isolation:isolate;transform:rotateX(var(--rx,0deg)) rotateY(var(--ry,0deg));transform-style:preserve-3d;transition:transform .6s var(--ease),background var(--dur) var(--ease),color var(--dur) var(--ease),box-shadow .6s var(--ease),border-color var(--dur)}
.service::before{content:"";position:absolute;inset:0;z-index:-1;background:radial-gradient(420px circle at var(--mx,50%) var(--my,0%),rgba(255,255,255,.16),transparent 45%);opacity:0;transition:opacity var(--dur)}
.service:hover{background:var(--c-ink);color:var(--c-white);border-color:var(--c-ink);box-shadow:var(--sh-lg)}
.service:hover::before{opacity:1}
.service-top{display:flex;justify-content:space-between;align-items:flex-start}
.service .num{font-family:var(--font-mono);font-size:.8rem;font-weight:500;color:var(--c-on-light-3);transition:color var(--dur)}
.service:hover .num{color:var(--c-on-dark-4)}
.service .ico{width:54px;height:54px;border-radius:16px;display:grid;place-items:center;background:var(--c-paper);border:1px solid var(--line-light);transition:background var(--dur),border-color var(--dur),transform .7s var(--ease);transform:translateZ(30px)}
.service .ico svg{width:24px;height:24px;fill:none;stroke:currentColor;stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round}
.service:hover .ico{background:rgba(255,255,255,.08);border-color:var(--line-dark-2);transform:translateZ(40px) rotate(-8deg)}
.service h3{font-size:1.42rem;letter-spacing:-.035em;font-weight:800;margin:0 0 12px;transform:translateZ(20px)}
.service p{margin:0;font-size:.95rem;line-height:1.62;color:var(--c-on-light-2);transition:color var(--dur)}
.service:hover p{color:#b3b3b9}
.section-action{margin-top:16px;display:flex;align-items:center;justify-content:space-between;gap:20px;padding:22px 22px 22px 32px;border-radius:var(--r);border:1px solid var(--line-light-2);font-size:clamp(1.05rem,1.6vw,1.35rem);font-weight:800;letter-spacing:-.03em;background:linear-gradient(100deg,#fff,#f0f0ee)}

/* За нас — светло тяло с тъмни карти */
.about{background:var(--c-paper);color:var(--c-ink);overflow:hidden}
.about-layout{position:relative;display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);gap:clamp(45px,8vw,130px)}
.about-lead{font-size:clamp(1.25rem,2vw,1.7rem);line-height:1.45;letter-spacing:-.02em;font-weight:600;color:var(--c-ink);margin:0 0 30px}
.about-copy p:not(.about-lead){font-size:1.05rem;line-height:1.8;color:#3d3d43;margin:0 0 20px;max-width:620px}
/* Ефект „четене“: думите се открояват при скрол */
.rw{transition:opacity .45s var(--ease),color .45s}
.reading .rw{opacity:.2}
.reading .rw.on{opacity:1}
.about-detail{align-self:start;position:sticky;top:120px;display:grid;gap:14px;perspective:1200px}
.about-detail div{position:relative;display:grid;gap:10px;padding:28px 28px 30px;border-radius:var(--r);background:linear-gradient(160deg,var(--c-ink-3),var(--c-ink));border:1px solid var(--line-dark);color:var(--c-white);overflow:hidden;box-shadow:var(--sh-md);transition:transform .6s var(--ease),box-shadow .6s var(--ease)}
.about-detail div::after{content:"";position:absolute;left:28px;right:28px;bottom:0;height:1px;background:linear-gradient(90deg,#fff,transparent);transform:scaleX(0);transform-origin:0;transition:transform 1.2s var(--ease)}
.about-detail div.in::after{transform:scaleX(1)}
.about-detail div:hover{transform:translateX(-8px) rotateY(6deg);box-shadow:var(--sh-lg)}
.about-detail span{font-family:var(--font-mono);font-size:.72rem;font-weight:500;letter-spacing:.16em;text-transform:uppercase;color:var(--c-on-dark-4)}
.about-detail strong{font-size:clamp(1.1rem,1.5vw,1.3rem);line-height:1.4;font-weight:700;letter-spacing:-.02em}

/* Процес */
.process{background:var(--c-paper-2);color:var(--c-ink)}
.process-list{position:relative;display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:34px}
.process-list::before{content:"";position:absolute;left:0;right:0;top:-34px;height:1px;background:var(--line-light-2)}
.process-list::after{content:"";position:absolute;left:0;right:0;top:-34px;height:1px;background:var(--c-ink);transform-origin:0;transform:scaleX(var(--pp,0));transition:transform .2s linear}
.step{position:relative;padding:28px 26px 30px;border-radius:var(--r);background:var(--c-white);border:1px solid var(--line-light);display:flex;flex-direction:column;min-height:280px;transition:transform .6s var(--ease),box-shadow .6s var(--ease)}
.step::before{content:"";position:absolute;left:26px;top:-40px;width:13px;height:13px;border-radius:50%;background:var(--c-paper-2);border:1px solid var(--line-light-2);transition:background var(--dur),border-color var(--dur),box-shadow var(--dur)}
.step.lit::before{background:var(--c-ink);border-color:var(--c-ink);box-shadow:0 0 0 6px rgba(10,10,11,.08)}
.step:hover{transform:translateY(-8px);box-shadow:var(--sh-md)}
.step .num{font-family:var(--font-mono);font-size:.74rem;font-weight:500;letter-spacing:.1em;text-transform:uppercase;color:var(--c-on-light-3)}
.step h3{margin:auto 0 12px;padding-top:50px;font-size:1.3rem;font-weight:800;letter-spacing:-.03em}
.step p{margin:0;font-size:.94rem;line-height:1.62;color:var(--c-on-light-2)}
.process-cta{position:relative;margin-top:16px;display:flex;align-items:center;justify-content:space-between;gap:24px;padding:30px 32px;border-radius:var(--r);background:var(--c-ink);color:var(--c-white);overflow:hidden;isolation:isolate}
.process-cta::before{content:"";position:absolute;inset:0;z-index:-1;background:radial-gradient(600px circle at var(--mx,80%) var(--my,50%),rgba(255,255,255,.14),transparent 45%)}
.process-cta p{margin:0;font-size:clamp(1.1rem,1.7vw,1.45rem);line-height:1.35;font-weight:800;letter-spacing:-.03em}
.process-cta .text-link{padding:14px 22px;border-radius:var(--r-pill);background:var(--c-white);color:var(--c-ink);transition:box-shadow var(--dur)}
.process-cta .text-link:hover{background-size:auto;box-shadow:0 0 0 5px rgba(255,255,255,.15)}

/* Цени */
.pricing{background:var(--c-paper);color:var(--c-ink)}
.price-intro{display:flex;align-items:baseline;justify-content:space-between;gap:10px 30px;flex-wrap:wrap;margin-bottom:26px;padding-bottom:18px;border-bottom:1px solid var(--line-light-2)}
.price-intro h3{margin:0;font-size:clamp(1.5rem,2.4vw,2rem);font-weight:800;letter-spacing:-.04em}
.price-intro p{margin:0;color:var(--c-on-light-2);line-height:1.6}
.price-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:28px;perspective:1600px}
.price-grid.monthly{grid-template-columns:repeat(3,1fr)}
.price-card{position:relative;min-width:0;min-height:360px;display:flex;flex-direction:column;padding:28px 26px 24px;border-radius:var(--r);background:var(--c-white);border:1px solid var(--line-light);isolation:isolate;transform:rotateX(var(--rx,0deg)) rotateY(var(--ry,0deg));transition:transform .6s var(--ease),box-shadow .6s var(--ease),border-color .4s}
.price-card:hover{box-shadow:0 40px 70px -35px rgba(10,10,11,.45);border-color:var(--line-light-2)}
.price-card .package{font-family:var(--font-mono);font-size:.76rem;font-weight:600;letter-spacing:.16em;text-transform:uppercase;display:inline-flex;align-items:center;gap:10px}
.price-card .package::before{content:"";width:8px;height:8px;border-radius:50%;background:currentColor}
.price-card .amount{margin:30px 0 22px;font-size:clamp(2.4rem,3.4vw,3.2rem);font-weight:800;letter-spacing:-.055em;line-height:1;white-space:nowrap;font-variant-numeric:tabular-nums}
.price-card .period{font-size:.9rem;font-weight:500;letter-spacing:0;color:var(--c-on-light-3)}
.price-card ul{list-style:none;margin:0 0 24px;padding:0;font-size:.92rem;color:var(--c-on-light-2)}
.price-card li{padding:10px 0;line-height:1.45;border-top:1px solid var(--line-light)}
.card-action{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:10px;padding:14px 8px 14px 18px;border-radius:var(--r-pill);background:var(--c-paper);font-weight:700;font-size:.85rem;line-height:1.3;transition:background .4s,color .4s}
.card-action span{flex:none;display:grid;place-items:center;width:30px;height:30px;border-radius:50%;background:var(--c-ink);color:var(--c-white);transition:transform var(--dur) var(--ease)}
.card-action:hover{background:var(--c-ink);color:var(--c-white)}
.card-action:hover span{background:var(--c-white);color:var(--c-ink);transform:rotate(45deg)}
.price-card.featured{background:radial-gradient(120% 70% at 50% 0%,var(--c-graphite) 0%,var(--c-ink) 60%);color:var(--c-white);border-color:transparent;box-shadow:var(--sh-lg)}
/* Въртящ се светъл кант на препоръчания пакет */
.price-card.featured::before{content:"";position:absolute;inset:-1px;z-index:-1;border-radius:inherit;padding:1px;background:conic-gradient(from var(--ang),rgba(255,255,255,.08) 0%,rgba(255,255,255,.08) 55%,#fff 75%,rgba(255,255,255,.08) 90%);-webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask:linear-gradient(#000 0 0) content-box exclude,linear-gradient(#000 0 0);animation:ang 5s linear infinite;pointer-events:none}
@keyframes ang{to{--ang:360deg}}
.price-card.featured ul{color:#c4c4ca}
.price-card.featured li{border-color:var(--line-dark)}
.price-card.featured .period{color:#a3a3a9}
.price-card.featured .card-action{background:rgba(255,255,255,.08)}
.price-card.featured .card-action span{background:var(--c-white);color:var(--c-ink)}
.price-card.featured .card-action:hover{background:var(--c-white);color:var(--c-ink)}
.price-card.featured .card-action:hover span{background:var(--c-ink);color:var(--c-white)}
.price-context{max-width:960px;margin:0 0 30px;line-height:var(--lh-body);color:var(--c-on-light-2);font-size:.98rem}
.price-context + .price-intro{margin-top:80px}
.price-details{margin-top:80px;padding:clamp(26px,4vw,48px);border-radius:var(--r-lg);background:var(--c-white);border:1px solid var(--line-light);box-shadow:0 20px 50px -40px rgba(10,10,11,.4)}
.price-details h3{margin:0 0 12px;font-size:clamp(1.6rem,2.6vw,2.2rem);font-weight:800;letter-spacing:-.04em}
.price-details>p{margin:0 0 30px;max-width:820px;line-height:1.7;color:var(--c-on-light-2)}
.rate-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 36px;margin:0}
.rate-grid div{position:relative;display:flex;justify-content:space-between;align-items:baseline;gap:20px;padding:15px 14px;margin:0 -14px;border-top:1px solid var(--line-light);border-radius:var(--r-sm);transition:background .35s,color .35s,border-color .35s}
.rate-grid div:hover{background:var(--c-ink);color:var(--c-white);border-color:transparent}
.rate-grid div:hover+div{border-color:transparent}
.rate-grid dt{line-height:1.5;font-size:.95rem}
.rate-grid dd{margin:0;font-family:var(--font-mono);font-size:.88rem;font-weight:600;white-space:nowrap}
.price-terms{margin-top:36px;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.price-terms p{margin:0;padding:24px;border-radius:var(--r-md);background:linear-gradient(160deg,var(--c-ink-3),var(--c-ink));color:#bdbdc3;font-size:.92rem;line-height:1.68}
.price-terms strong{display:block;margin-bottom:8px;color:var(--c-white);font-size:1rem;letter-spacing:-.01em}
.pricing-note{margin:36px 0 0;padding-top:24px;border-top:1px solid var(--line-light-2);font-size:.95rem;line-height:1.75;color:var(--c-on-light-2)}
.pricing-note .text-link{color:var(--c-ink);margin-left:4px}

/* Контакти — тъмна страница */
.contact{position:relative;background:var(--c-ink);color:var(--c-white);overflow:hidden;isolation:isolate;padding:calc(var(--header-h) + clamp(56px,8vw,110px)) 0 var(--section-y)}
.contact::before{content:"";position:absolute;right:-15%;bottom:-40%;width:80vmax;height:80vmax;border-radius:50%;background:radial-gradient(circle,rgba(255,255,255,.1),transparent 58%);pointer-events:none;z-index:-1}
.contact-rings{position:absolute;right:-10vmax;top:50%;width:60vmax;height:60vmax;transform:translateY(-50%) perspective(1200px) rotateX(60deg) rotateZ(var(--cr,0deg));transform-style:preserve-3d;pointer-events:none;z-index:-1}
.contact-rings i{position:absolute;inset:0;border:1px solid rgba(255,255,255,.06);border-radius:50%}
.contact-rings i:nth-child(2){inset:15%}
.contact-rings i:nth-child(3){inset:30%;border-style:dashed}
.contact-inner{position:relative;display:grid;grid-template-columns:1.15fr .85fr;gap:clamp(40px,7vw,110px);align-items:end}
.contact .eyebrow{color:#b9b9be}
.contact h1{margin:22px 0 32px;font-size:clamp(2.7rem,6.6vw,6.6rem);line-height:.98;letter-spacing:-.06em;font-weight:800;background:linear-gradient(180deg,#fff 35%,#7c7c82);-webkit-background-clip:text;background-clip:text;color:transparent;padding-bottom:.06em}
.contact p{max-width:560px;color:#bcbcc2;line-height:1.75;font-size:1.03rem;margin:0}
.email-link{position:relative;display:block;width:fit-content;max-width:100%;overflow-wrap:anywhere;margin:34px 0 32px;padding-bottom:12px;font-size:clamp(1.2rem,2.6vw,2.1rem);font-weight:800;letter-spacing:-.035em;color:var(--c-white)}
.email-link::before,.email-link::after{content:"";position:absolute;left:0;right:0;bottom:0;height:2px}
.email-link::before{background:rgba(255,255,255,.2)}
.email-link::after{background:var(--c-white);transform:scaleX(0);transform-origin:100% 0;transition:transform .7s var(--ease)}
.email-link:hover::after{transform:scaleX(1);transform-origin:0 0}
.contact aside{position:relative;padding:32px;border-radius:28px;background:linear-gradient(160deg,rgba(255,255,255,.08),rgba(255,255,255,.02));border:1px solid var(--line-dark);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}
.contact aside h3{margin:0 0 16px;font-size:1.25rem;font-weight:800;letter-spacing:-.02em}
.contact aside ul{list-style:none;margin:0;padding:0;color:#cfcfd4;line-height:1.55}
.contact aside li{position:relative;padding:14px 0 14px 34px;border-top:1px solid var(--line-dark)}
.contact aside li::before{content:"";position:absolute;left:0;top:16px;width:20px;height:20px;border-radius:50%;border:1px solid var(--line-dark-2)}
.contact aside li::after{content:"";position:absolute;left:7px;top:21px;width:5px;height:9px;border:solid var(--c-white);border-width:0 1.5px 1.5px 0;transform:rotate(45deg) scale(0);transition:transform var(--dur) var(--ease);transition-delay:calc(var(--d,0s) + .4s)}
.contact aside.in li::after{transform:rotate(45deg) scale(1)}
.contact .note{margin-top:18px;font-size:.86rem;line-height:1.65;color:#9d9da3}

/* ---------- 9. Футър и бутон „нагоре“ ---------- */
.site-footer{position:relative;z-index:1;background:var(--c-black);color:#8d8d93;overflow:hidden}
.footer-mark{display:block;width:min(1240px,100% - var(--gut)*2);margin:0 auto;padding-top:clamp(60px,8vw,100px);opacity:.09;filter:brightness(0) invert(1);pointer-events:none;-webkit-mask-image:linear-gradient(to bottom,#000 30%,transparent);mask-image:linear-gradient(to bottom,#000 30%,transparent)}
.footer-nav{display:flex;flex-wrap:wrap;gap:8px 28px;padding:22px 0;border-top:1px solid var(--line-dark);font-size:.9rem;font-weight:600}
.footer-nav a{color:var(--c-on-dark-3);transition:color var(--dur-fast)}
.footer-nav a:hover,.footer-nav a[aria-current]{color:var(--c-white)}
.footer{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:24px 0 34px;border-top:1px solid var(--line-dark);font-size:.85rem}
.footer .brand-logo img{width:138px}
.footer a:not(.brand-logo){transition:color var(--dur-fast)}
.footer a:not(.brand-logo):hover{color:var(--c-white)}

.to-top{position:fixed;right:clamp(16px,3vw,32px);bottom:clamp(16px,3vw,32px);z-index:50;width:52px;height:52px;padding:0;border-radius:50%;display:grid;place-items:center;background:var(--c-white);color:var(--c-ink);border:1px solid var(--line-light-2);box-shadow:0 18px 40px -14px rgba(0,0,0,.55);cursor:pointer;opacity:0;visibility:hidden;transform:translateY(16px) scale(.9);transition:opacity .4s var(--ease),transform .5s var(--ease),visibility 0s .5s,box-shadow var(--dur-fast)}
.to-top.show{opacity:1;visibility:visible;transform:none;transition:opacity .4s var(--ease),transform .5s var(--ease),visibility 0s,box-shadow var(--dur-fast)}
.to-top:hover{transform:translateY(-4px);box-shadow:0 0 0 5px rgba(255,255,255,.18),0 18px 40px -14px rgba(0,0,0,.55)}
.to-top svg{width:20px;height:20px}
.menu-open .to-top{opacity:0;visibility:hidden}

/* ---------- 10. Появяване при скрол ---------- */
.js [data-rv]{opacity:0;translate:0 44px;filter:blur(8px);transition:opacity var(--dur-slow) var(--ease),translate 1.2s var(--ease),filter var(--dur-slow) var(--ease),transform .6s var(--ease),background var(--dur) var(--ease),color var(--dur) var(--ease),box-shadow .6s var(--ease),border-color var(--dur);transition-delay:var(--d,0s),var(--d,0s),var(--d,0s),0s,0s,0s,0s,0s}
.js [data-rv].in{opacity:1;translate:0 0;filter:none}

/* ---------- 11. Responsive ---------- */
@media (max-width:1080px){
  .navlinks a{padding:9px 12px}
  .brand-logo img{width:140px}
  .price-grid{grid-template-columns:repeat(2,1fr)}
  .service-grid{grid-template-columns:repeat(2,1fr)}
  .process-list{grid-template-columns:repeat(2,1fr);row-gap:16px;margin-top:0}
  .process-list::before,.process-list::after,.step::before{display:none}
}
@media (max-width:900px){
  .navlinks{display:none}
  .menu-toggle{display:inline-flex}
  .mobile-nav{display:flex}
  .hero-grid,.section-head,.about-layout,.contact-inner{grid-template-columns:1fr}
  .section-head p{justify-self:start}
  .stage{height:auto;padding:30px 0 90px}
  .stack-float{width:min(86%,380px)}
  .about-detail{position:relative;top:0}
  .price-terms{grid-template-columns:1fr}
}
@media (max-width:640px){
  :root{--r:18px;--r-xl:28px;--header-h:66px;--header-h-small:66px}
  .brand-logo img,.site-header.scrolled .brand-logo img{width:128px}
  .menu-toggle{min-height:44px}
  .hero-inner{padding-top:108px}
  .hero h1{font-size:clamp(2.35rem,10.6vw,3.6rem);letter-spacing:-.045em}
  .hero-description{margin:22px 0 28px}
  .hero-actions{gap:18px}
  .hero-panel{min-height:0}
  .panel-main{padding:26px 20px}
  .panel-main strong{font-size:2.5rem}
  .panel-top,.panel-bottom{padding-left:18px;padding-right:18px}
  .chip{width:68px;height:68px;right:-14px;top:-22px;border-radius:18px}
  .sheet-3{transform:translate3d(30px,-26px,-110px)}
  .sheet-2{transform:translate3d(15px,-13px,-55px)}
  .stage{padding:34px 0 76px}
  .hero-foot{font-size:.7rem;padding:18px 0}
  .hero-foot span::after{margin:0 24px}
  .page-head h1{font-size:clamp(2.1rem,9vw,3rem)}
  .service-grid,.price-grid,.price-grid.monthly,.process-list{grid-template-columns:1fr}
  .service{min-height:0;padding:24px}
  .service h3{font-size:1.28rem}
  .section-action,.process-cta{flex-direction:column;align-items:flex-start;padding:24px}
  .inline-action,.process-cta .text-link{white-space:normal}
  .step{min-height:0}
  .step h3{padding-top:28px}
  .price-card{min-height:0}
  .rate-grid{grid-template-columns:1fr}
  .rate-grid div{display:grid;grid-template-columns:minmax(0,1fr) max-content;align-items:start;gap:12px}
  .rate-grid dd{text-align:right}
  .price-card .period{display:block;margin-top:6px}
  .price-details{border-radius:24px;margin-top:56px}
  .price-terms p{padding:20px}
  .contact aside{padding:24px}
  .footer{flex-direction:column;align-items:flex-start}
  .to-top{width:46px;height:46px}
}
@media (hover:none){.service:hover,.price-card:hover,.step:hover,.about-detail div:hover{transform:none}}

/* ---------- 12. Намалено движение ---------- */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;transition-delay:0s!important}
  .js [data-rv]{opacity:1;translate:none;filter:none}
  .wi{transform:none}
  .reading .rw{opacity:1}
  .mobile-nav a{opacity:1;transform:none}
}