/* ============================================================
   PRELOADER
============================================================ */

.preloader {
    position: fixed;
    inset: 0;
    z-index: 9999;
    overflow: hidden;
    background: #b8c8d8;
}

/* Состояние выхода — curtain вверх */
.preloader--exit {
    pointer-events: none;
}
.preloader--exit .preloader__curtain {
    transform: translateY(-100%);
}

/* Фоновый градиент */
.preloader__bg {
    position: absolute;
    inset: 0;
    background: linear-gradient(160deg, #8fa2c0 0%, #7688a5 50%, #546580 100%);
    opacity: 0;
    animation: pl-bg-in 0.8s ease 0.1s forwards;
}
@keyframes pl-bg-in {
    to { opacity: 1; }
}

/* ── Сетка ── */
.preloader__grid {
    position: absolute;
    inset: 0;
    display: flex;
    justify-content: space-around;
    padding: 0 8%;
    pointer-events: none;
}
.preloader__grid-col {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
}
.preloader__grid-num {
    font-family: 'Avenir Next World', sans-serif;
    font-size: 0.7rem;
    letter-spacing: 0.15em;
    color: rgba(255,255,255,0.5);
    margin-top: 1.5rem;
    opacity: 0;
    transform: translateY(-8px);
    animation: pl-fadeup 0.6s ease calc(0.3s + var(--col) * 0.1s) forwards;
}
.preloader__grid-line {
    flex: 1;
    width: 1px;
    background: rgba(255,255,255,0.2);
    transform-origin: top center;
    transform: scaleY(0);
    animation: pl-line-down 1.2s cubic-bezier(0.16, 1, 0.3, 1) calc(0.4s + var(--col) * 0.1s) forwards;
}
.preloader__grid-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: rgba(255,255,255,0.6);
    position: absolute;
    left: 50%;
    transform: translateX(-50%) scale(0);
}
.preloader__grid-dot--top  { top: 3.5rem; animation: pl-dot 0.4s cubic-bezier(0.34,1.56,0.64,1) calc(0.9s + var(--col)*0.08s) forwards; }
.preloader__grid-dot--mid  { top: 50%;    animation: pl-dot 0.4s cubic-bezier(0.34,1.56,0.64,1) calc(1.1s + var(--col)*0.08s) forwards; }
.preloader__grid-dot--bot  { bottom: 2rem; animation: pl-dot 0.4s cubic-bezier(0.34,1.56,0.64,1) calc(1.3s + var(--col)*0.08s) forwards; }

@keyframes pl-line-down { to { transform: scaleY(1); } }
@keyframes pl-dot { to { transform: translateX(-50%) scale(1); } }
@keyframes pl-fadeup { to { opacity: 1; transform: translateY(0); } }

/* ── Круги слева ── */
.preloader__circles {
    position: absolute;
    left: -6vw;
    bottom: 10%;
    pointer-events: none;
}
.preloader__circle {
    position: absolute;
    border-radius: 50%;
    border: 1px solid rgba(255, 255, 255, 0.484);
    width:  calc(var(--r) * 10vw);
    height: calc(var(--r) * 10vw);
    top:  50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(0);
    animation: pl-circle 1s cubic-bezier(0.16, 1, 0.3, 1) calc(0.5s + var(--r) * 0.12s) forwards;
}
@keyframes pl-circle { to { transform: translate(-50%, -50%) scale(1); } }

/* ── Точечная дуга ── */
.preloader__dots-arc {
    position: absolute;
    right: 20%;
    top: 5%;
    width: 22vw;
    height: 55vh;
    pointer-events: none;
    opacity: 0;
    animation: pl-fadeup 0.8s ease 0.7s forwards;
}
.preloader__dots-svg {
    width: 100%;
    height: 100%;
}

/* ── Стрелки справа ── */
.preloader__arrows {
    position: absolute;
    right: 1.5rem;
    top: 50%;
    transform: translateY(-50%);
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
    pointer-events: none;
}
.preloader__arrow {
    font-size: 1.8rem;
    color: rgba(255,255,255,0.25);
    line-height: 1;
    opacity: 0;
    transform: translateX(20px);
    animation: pl-arrow 0.5s cubic-bezier(0.16,1,0.3,1) calc(0.8s + var(--a) * 0.06s) forwards;
}
@keyframes pl-arrow { to { opacity: 1; transform: translateX(0); } }

/* ── Здание ── */
.preloader__building {
    position: absolute;
    right: 0;
    bottom: 0;
    width: 70%;
    height: 90%;
    pointer-events: none;
}
.preloader__building-img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: contain;
    object-position: right bottom;
    opacity: 0;
    transform: translateY(30px) scale(1.03);
    animation: pl-building 1.4s cubic-bezier(0.16, 1, 0.3, 1) 0.3s forwards;
}
@keyframes pl-building {
    to { opacity: 1; transform: translateY(0) scale(1); }
}

/* Полосы фасада — выезжают справа */
.preloader__stripes {
    position: absolute;
    inset: 0;
    pointer-events: none;
}
.preloader__stripe {
    position: absolute;
    right: 0;
    height: 2px;
    background: rgba(255,255,255,0.15);
    transform-origin: right center;
    transform: scaleX(0);
    top: calc(20% + var(--s) * 8%);
    width: 60%;
    animation: pl-stripe 0.8s cubic-bezier(0.16,1,0.3,1) calc(0.6s + var(--s) * 0.07s) forwards;
}
@keyframes pl-stripe { to { transform: scaleX(1); } }

/* ── Логотип ── */
.preloader__logo {
    position: absolute;
    top: 22%;
    left: 6%;
    pointer-events: none;
}
.preloader__logo-frame {
    position: relative;
    display: inline-block;
    padding: 0.7rem 1.4rem;
    margin-bottom: 0.5rem;
}
/* Рамка рисуется по периметру */
.preloader__logo-frame-line {
    position: absolute;
    background: rgba(255,255,255,0.7);
}
.preloader__logo-frame-line--top,
.preloader__logo-frame-line--bottom {
    height: 1px; left: 0; right: 0;
    transform: scaleX(0);
    transform-origin: left center;
}
.preloader__logo-frame-line--left,
.preloader__logo-frame-line--right {
    width: 1px; top: 0; bottom: 0;
    transform: scaleY(0);
    transform-origin: top center;
}
.preloader__logo-frame-line--top    { top: 0;    animation: pl-frame-h 0.5s ease 0.6s forwards; }
.preloader__logo-frame-line--bottom { bottom: 0; animation: pl-frame-h 0.5s ease 0.8s forwards; }
.preloader__logo-frame-line--left   { left: 0;   animation: pl-frame-v 0.4s ease 0.6s forwards; }
.preloader__logo-frame-line--right  { right: 0;  animation: pl-frame-v 0.4s ease 0.7s forwards; }

@keyframes pl-frame-h { to { transform: scaleX(1); } }
@keyframes pl-frame-v { to { transform: scaleY(1); } }

.preloader__logo-text {
    font-family: 'Avenir Next World', sans-serif;
    font-size: clamp(1rem, 2vw, 1.4rem);
    font-weight: 400;
    letter-spacing: 0.15em;
    color: #fff;
    opacity: 0;
    animation: pl-fadeup 0.6s ease 0.9s forwards;
    white-space: nowrap;
    display: block;
}
.preloader__logo-sub {
    font-family: 'Avenir Next World', sans-serif;
    font-size: clamp(0.7rem, 1.2vw, 0.9rem);
    color: rgba(255,255,255,0.75);
    letter-spacing: 0.08em;
    margin-left: 1.4rem;
    opacity: 0;
    animation: pl-fadeup 0.6s ease 1.1s forwards;
    display: block;
}
.preloader__logo-sub strong {
    color: #fff;
    font-weight: 600;
}

/* ── Прогресс-линия снизу ── */
.preloader__progress {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 5px;
    background: rgba(255,255,255,0.1);
}
.preloader__progress-line {
    height: 100%;
    width: 0%;
    background: rgba(255,255,255,0.6);
    /* Анимация прогресса управляется из JS */
    transition: width 0.3s ease;
}

/* ── EXIT — весь preloader съезжает вверх ── */
.preloader--exit {
    transform: translateY(-100%);
    transition: transform 1s cubic-bezier(0.76, 0, 0.24, 1);
}

/* display:none после полного закрытия */
.preloader--done {
    display: none;
}


/* ── Счётчик процентов ── */
.preloader__counter-wrap {
    position: absolute;
    bottom: 3.5rem;
    right: 4vw;
    display: flex;
    align-items: baseline;
    gap: 0.1em;
    opacity: 0;
    animation: pl-fadeup 0.6s ease 0.4s forwards;
    z-index: 2;
    pointer-events: none;
}
.preloader__counter {
    font-family: 'HeroThin', 'Avenir Next World', sans-serif;
    font-weight: 100;
    font-size: clamp(4rem, 10vw, 9rem);
    line-height: 1;
    color: rgba(255, 255, 255, 0.628);
    letter-spacing: -0.02em;
    /* моноширинные цифры чтобы не прыгало */
    font-variant-numeric: tabular-nums;
    transition: color 0.3s ease;
}
.preloader__counter-pct {
    font-family: 'Avenir Next World', sans-serif;
    font-size: clamp(1rem, 2.5vw, 2rem);
    font-weight: 300;
    color: rgba(255, 255, 255, 0.657);
    letter-spacing: 0.1em;
}
/* Когда приближается к 100 — чуть ярче */