/* ======================================================
   GLOBAL FIXES
====================================================== */
html, body {
    overflow-x: hidden;
}

* {
    box-sizing: border-box;
}

/* ======================================================
   HERO (with photo background)
====================================================== */
/* ================= PARTNERS HERO ================= */
.partners-hero {
    position: relative;
    height: 1000px;                /* ⬅ реально длинный */
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    overflow: hidden;
    color: #fff;
}

/* 🔹 Фоновое изображение */
.partners-hero .hero-bg {
    position: absolute;
    top: -10%;
    left: 0;
    right: 0;
    bottom: -18%;                 /* ⬅ ЕЩЁ ДЛИННЕЕ */

    background:
        linear-gradient(
            rgba(0, 0, 0, 0.35),
            rgba(0, 0, 0, 0.55)
        ),
        url('../img/partners/partners-bg.jpg') center / cover no-repeat;

    filter:
        brightness(0.75)
        contrast(1.08)
        saturate(1.15);

    z-index: 0;
    transform: scale(1.18);
    animation: heroZoom 14s ease-in-out infinite alternate;
}

/* 🔹 Мягкий overlay для читаемости */
.partners-hero .hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        rgba(0, 0, 0, 0.25),
        rgba(0, 0, 0, 0.45)
    );
    z-index: 1;
}

/* 🔹 Контент (glassmorphism) */
.partners-hero-content {
    position: relative;
    z-index: 2;
    max-width: 900px;
    padding: 42px 56px;

    backdrop-filter: blur(10px);
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.25);
    border-radius: 20px;

    box-shadow:
        0 10px 40px rgba(0, 0, 0, 0.45),
        inset 0 0 0 1px rgba(255, 255, 255, 0.05);

    animation: fadeUp 1s ease-in-out;
}

/* 🔹 Заголовок */
.partners-hero h1 {
    font-size: clamp(38px, 4.2vw, 58px);
    margin-bottom: 16px;
    letter-spacing: 0.6px;
    text-shadow: 0 4px 14px rgba(0, 0, 0, 0.65);
}

/* 🔹 Подзаголовок */
.partners-hero p {
    font-size: clamp(17px, 1.3vw, 22px);
    color: #e5e7eb;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.5);
}

/* 🔹 Анимации */
@keyframes heroZoom {
    from { transform: scale(1.12); }
    to   { transform: scale(1.22); }
}

@keyframes fadeUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}


/* ======================================================
   SECTIONS
====================================================== */
.partners-section {
    padding: 100px 0;
    background: linear-gradient(180deg, #f8f9ff 0%, #ffffff 50%, #f8f9ff 100%);
    position: relative;
    overflow: hidden;
}

.partners-section::before {
    content: '';
    position: absolute;
    top: -200px;
    left: -200px;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(106, 90, 249, 0.06) 0%, transparent 70%);
    border-radius: 50%;
    animation: floatOrb 25s ease-in-out infinite;
}

.partners-section::after {
    content: '';
    position: absolute;
    bottom: -250px;
    right: -250px;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(240, 147, 251, 0.05) 0%, transparent 70%);
    border-radius: 50%;
    animation: floatOrb 30s ease-in-out infinite reverse;
}

@keyframes floatOrb {
    0%, 100% {
        transform: translate(0, 0) scale(1);
    }
    50% {
        transform: translate(50px, -50px) scale(1.15);
    }
}

.section-title {
    text-align: center;
    font-size: 2.8rem;
    font-weight: 800;
    margin-bottom: 70px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 50%, #f093fb 100%);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    position: relative;
    z-index: 1;
    letter-spacing: -0.5px;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -20px;
    left: 50%;
    transform: translateX(-50%);
    width: 100px;
    height: 5px;
    background: linear-gradient(90deg, #667eea, #764ba2, #f093fb);
    border-radius: 3px;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.4);
}

/* PARTNERS GRID */
.partners-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: 30px;
    position: relative;
    z-index: 1;
}

.partner-card {
    background: white;
    border-radius: 20px;
    padding: 35px 24px;
    text-align: center;
    text-decoration: none;
    color: inherit;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.06);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
    overflow: hidden;
    border: 2px solid transparent;
}

.partner-card::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 20px;
    padding: 2px;
    background: linear-gradient(135deg, #667eea, #764ba2, #f093fb);
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    opacity: 0;
    transition: opacity 0.4s ease;
}

.partner-card::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.4) 0%, transparent 70%);
    opacity: 0;
    transition: all 0.6s ease;
    pointer-events: none;
}

.partner-card:hover {
    transform: translateY(-12px) scale(1.03);
    box-shadow: 0 20px 60px rgba(102, 126, 234, 0.25);
    border-color: transparent;
}

.partner-card:hover::before {
    opacity: 1;
}

.partner-card:hover::after {
    opacity: 1;
    animation: shimmerWave 1.5s ease-in-out;
}

@keyframes shimmerWave {
    0% {
        transform: translate(-100%, -100%) rotate(45deg);
    }
    100% {
        transform: translate(100%, 100%) rotate(45deg);
    }
}

.partner-card img {
    max-height: 90px;
    width: auto;
    max-width: 100%;
    margin-bottom: 20px;
    filter: grayscale(0.2) opacity(0.9);
    transition: all 0.4s ease;
    position: relative;
    z-index: 1;
}

.partner-card:hover img {
    filter: grayscale(0) opacity(1);
    transform: scale(1.1) translateY(-5px);
}

.partner-card h3 {
    font-size: 1.1rem;
    font-weight: 700;
    color: #2d3748;
    margin: 0;
    line-height: 1.4;
    transition: all 0.3s ease;
    position: relative;
    z-index: 1;
}

.partner-card:hover h3 {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    transform: translateY(-2px);
}

/* Staggered entrance animation */
.partner-card {
    animation: fadeInScale 0.6s ease-out backwards;
}

.partner-card:nth-child(1) { animation-delay: 0.05s; }
.partner-card:nth-child(2) { animation-delay: 0.1s; }
.partner-card:nth-child(3) { animation-delay: 0.15s; }
.partner-card:nth-child(4) { animation-delay: 0.2s; }
.partner-card:nth-child(5) { animation-delay: 0.25s; }
.partner-card:nth-child(6) { animation-delay: 0.3s; }
.partner-card:nth-child(7) { animation-delay: 0.35s; }
.partner-card:nth-child(8) { animation-delay: 0.4s; }

@keyframes fadeInScale {
    from {
        opacity: 0;
        transform: scale(0.9) translateY(20px);
    }
    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

/* Alternating hover rotation */
.partner-card:nth-child(odd):hover {
    transform: translateY(-12px) scale(1.03) rotate(1deg);
}

.partner-card:nth-child(even):hover {
    transform: translateY(-12px) scale(1.03) rotate(-1deg);
}

/* Decorative corner elements */
.partner-card:nth-child(3n+1)::before {
    background: linear-gradient(135deg, #667eea, #764ba2);
}

.partner-card:nth-child(3n+2)::before {
    background: linear-gradient(135deg, #764ba2, #f093fb);
}

.partner-card:nth-child(3n)::before {
    background: linear-gradient(135deg, #f093fb, #667eea);
}

/* RESPONSIVE */
@media (max-width: 768px) {
    .partners-hero-content h1 {
        font-size: 2.5rem;
    }

    .partners-hero-content p {
        font-size: 1.1rem;
    }

    .section-title {
        font-size: 2rem;
        margin-bottom: 50px;
    }

    .partners-grid {
        grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
        gap: 20px;
    }

    .partner-card {
        padding: 25px 20px;
    }

    .partner-card img {
        max-height: 70px;
    }

    .partner-card h3 {
        font-size: 1rem;
    }
}

@media (max-width: 480px) {
    .partners-hero {
        min-height: 350px;
    }

    .partners-hero-content h1 {
        font-size: 2rem;
    }

    .partners-hero-content p {
        font-size: 1rem;
    }

    .partners-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }
}

/* Container enhancement */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Light section enhancement */
.light {
    position: relative;
}

/* Add subtle pattern overlay */
.partners-section.light::before {
    background-image:
        radial-gradient(circle at 20% 30%, rgba(106, 90, 249, 0.03) 0%, transparent 50%),
        repeating-linear-gradient(45deg, transparent, transparent 50px, rgba(106, 90, 249, 0.01) 50px, rgba(106, 90, 249, 0.01) 51px);
}