/* ═══════════════════════════════════════════════════
   ProInSales — Front Page Styles
   front-page.css — загружается только на главной
═══════════════════════════════════════════════════ */

:root {
    --gradient-primary: linear-gradient(135deg, #6366f1 0%, #ec4899 50%, #f97316 100%);
    --gradient-hero: linear-gradient(160deg, #0f0c29 0%, #302b63 40%, #24243e 100%);
    --gradient-card-1: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-card-2: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --gradient-card-3: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    --gradient-card-4: linear-gradient(135deg, #43e97b 0%, #38f9d7 100%);
    --accent: #6366f1;
    --text-on-dark: #e2e8f0;
    --radius: 20px;
    --shadow: 0 4px 30px rgba(99, 102, 241, 0.08);
    --shadow-hover: 0 12px 40px rgba(99, 102, 241, 0.18);
    --font-display: 'Unbounded', cursive;
    --font-body: 'Onest', sans-serif;
}

/* Reset for front page sections */
.pi-front-page * {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

/* ═══════════════════════════════════════════════════
   HERO SECTION
═══════════════════════════════════════════════════ */
.pi-hero {
    position: relative;
    min-height: 100vh;
    background: var(--gradient-hero);
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 120px 40px 80px;
    overflow: hidden;
}

/* Animated orbs */
.pi-hero::before,
.pi-hero::after {
    content: '';
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
    animation: pi-float 8s ease-in-out infinite;
    pointer-events: none;
}
.pi-hero::before {
    width: 500px;
    height: 500px;
    background: rgba(99, 102, 241, 0.3);
    top: -100px;
    right: -100px;
    animation-delay: 0s;
}
.pi-hero::after {
    width: 400px;
    height: 400px;
    background: rgba(236, 72, 153, 0.25);
    bottom: -50px;
    left: -50px;
    animation-delay: -4s;
}

.pi-orb-3 {
    position: absolute;
    width: 300px;
    height: 300px;
    background: rgba(249, 115, 22, 0.2);
    border-radius: 50%;
    filter: blur(80px);
    top: 50%;
    left: 60%;
    animation: pi-float 10s ease-in-out infinite;
    animation-delay: -2s;
    pointer-events: none;
}

/* Grid overlay */
.pi-hero-grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
    background-size: 60px 60px;
    -webkit-mask-image: radial-gradient(ellipse 80% 70% at 50% 50%, black 30%, transparent 70%);
    mask-image: radial-gradient(ellipse 80% 70% at 50% 50%, black 30%, transparent 70%);
    pointer-events: none;
}

@keyframes pi-float {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33%       { transform: translate(30px, -20px) scale(1.05); }
    66%       { transform: translate(-20px, 20px) scale(0.95); }
}

.pi-hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
    width: 100%;
}

/* Badge */
.pi-hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 20px;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 50px;
    color: var(--text-on-dark);
    font-size: 0.85rem;
    font-weight: 500;
    margin-bottom: 32px;
    animation: pi-fadeInUp 0.8s ease both;
}

.pi-hero-badge .pi-pulse {
    display: inline-block;
    width: 8px;
    height: 8px;
    background: #43e97b;
    border-radius: 50%;
    animation: pi-pulse 2s ease-in-out infinite;
    flex-shrink: 0;
}

@keyframes pi-pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50%       { opacity: 0.5; transform: scale(1.3); }
}

/* Hero H1 */
.pi-hero h1 {
    font-family: var(--font-display);
    font-size: clamp(2.4rem, 5.5vw, 4rem);
    font-weight: 900;
    line-height: 1.15;
    color: #fff;
    margin-bottom: 24px;
    animation: pi-fadeInUp 0.8s ease 0.15s both;
}

.pi-hero h1 .pi-gradient-text {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Hero subtitle */
.pi-hero .pi-hero-subtitle {
    font-family: var(--font-body);
    font-size: 1.15rem;
    line-height: 1.7;
    color: var(--text-on-dark);
    opacity: 0.8;
    max-width: 560px;
    margin: 0 auto 40px;
    animation: pi-fadeInUp 0.8s ease 0.3s both;
}

/* Buttons */
.pi-hero-buttons {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
    animation: pi-fadeInUp 0.8s ease 0.45s both;
}

.pi-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 16px 36px;
    border-radius: 50px;
    font-family: var(--font-body);
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    border: none;
    transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

.pi-btn-primary {
    background: var(--gradient-primary);
    color: #fff !important;
    box-shadow: 0 4px 25px rgba(99, 102, 241, 0.35);
}
.pi-btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 40px rgba(99, 102, 241, 0.5);
    color: #fff !important;
    text-decoration: none !important;
}

.pi-btn-outline {
    background: rgba(255, 255, 255, 0.06);
    color: #fff !important;
    border: 1px solid rgba(255, 255, 255, 0.2);
}
.pi-btn-outline:hover {
    background: rgba(255, 255, 255, 0.12);
    transform: translateY(-2px);
    color: #fff !important;
    text-decoration: none !important;
}

/* Stats */
.pi-hero-stats {
    display: flex;
    gap: 48px;
    justify-content: center;
    margin-top: 64px;
    animation: pi-fadeInUp 0.8s ease 0.6s both;
}

.pi-hero-stat-value {
    font-family: var(--font-display);
    font-size: 1.8rem;
    font-weight: 700;
    color: #fff;
}

.pi-hero-stat-label {
    font-size: 0.8rem;
    color: var(--text-on-dark);
    opacity: 0.6;
    margin-top: 4px;
}

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

/* ═══════════════════════════════════════════════════
   SECTION SHARED
═══════════════════════════════════════════════════ */
.pi-section {
    padding: 100px 40px;
    max-width: var(--pi-max-width);
    margin: 0 auto;
}

.pi-section-wrap {
    padding: 0;
}

.pi-section-label {
    display: inline-block;
    font-family: var(--font-body);
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 16px;
}

.pi-section-title {
    font-family: var(--font-display);
    font-size: clamp(1.8rem, 3.5vw, 2.6rem);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 16px;
    color: #1a1a2e;
}

.pi-section-subtitle {
    font-family: var(--font-body);
    font-size: 1.05rem;
    color: #64748b;
    line-height: 1.6;
    max-width: 560px;
    margin-bottom: 56px;
}

/* ═══════════════════════════════════════════════════
   ADVANTAGES SECTION (Почему InSales)
═══════════════════════════════════════════════════ */
.pi-advantages-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.pi-advantage-card {
    background: #fff;
    border-radius: var(--radius);
    padding: 36px;
    border: 1px solid rgba(99, 102, 241, 0.08);
    box-shadow: var(--shadow);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.pi-advantage-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 4px;
    background: var(--gradient-primary);
    opacity: 0;
    transition: opacity 0.4s;
}

.pi-advantage-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-hover);
}
.pi-advantage-card:hover::before { opacity: 1; }

.pi-advantage-icon {
    width: 56px;
    height: 56px;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: 20px;
}

.pi-advantage-card:nth-child(1) .pi-advantage-icon { background: var(--gradient-card-1); }
.pi-advantage-card:nth-child(2) .pi-advantage-icon { background: var(--gradient-card-2); }
.pi-advantage-card:nth-child(3) .pi-advantage-icon { background: var(--gradient-card-3); }
.pi-advantage-card:nth-child(4) .pi-advantage-icon { background: var(--gradient-card-4); }
.pi-advantage-card:nth-child(5) .pi-advantage-icon { background: var(--gradient-card-1); }
.pi-advantage-card:nth-child(6) .pi-advantage-icon { background: var(--gradient-card-2); }

.pi-advantage-card h3 {
    font-family: var(--font-display);
    font-size: 1.05rem;
    font-weight: 700;
    margin-bottom: 10px;
    color: #1a1a2e;
}

.pi-advantage-card p {
    font-family: var(--font-body);
    font-size: 0.9rem;
    color: #64748b;
    line-height: 1.6;
}

/* ═══════════════════════════════════════════════════
   LATEST ARTICLES SECTION
═══════════════════════════════════════════════════ */
.pi-articles-wrap {
    background: linear-gradient(180deg, #fafbff 0%, #f0f0ff 100%);
}

.pi-articles-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}

.pi-article-card {
    background: #fff;
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid rgba(99, 102, 241, 0.06);
    text-decoration: none !important;
    display: block;
}

.pi-article-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-hover);
    text-decoration: none !important;
}

.pi-article-thumb {
    height: 200px;
    position: relative;
    overflow: hidden;
}

.pi-article-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.pi-article-card:hover .pi-article-thumb img {
    transform: scale(1.05);
}

.pi-article-thumb-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
}

.pi-article-cat-badge {
    position: absolute;
    top: 16px;
    left: 16px;
    padding: 6px 14px;
    background: rgba(0, 0, 0, 0.3);
    backdrop-filter: blur(10px);
    border-radius: 50px;
    color: #fff !important;
    font-family: var(--font-body);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    text-decoration: none !important;
}

.pi-article-body {
    padding: 28px;
}

.pi-article-body h3 {
    font-family: var(--font-display);
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 10px;
    line-height: 1.4;
    color: #1a1a2e;
}

.pi-article-body p {
    font-family: var(--font-body);
    font-size: 0.88rem;
    color: #64748b;
    line-height: 1.6;
    margin-bottom: 16px;
}

.pi-article-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-family: var(--font-body);
    font-size: 0.78rem;
    color: #64748b;
    opacity: 0.8;
}

.pi-read-more {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: #6366f1 !important;
    font-weight: 600;
    font-size: 0.85rem;
    text-decoration: none !important;
    transition: gap 0.3s;
}
.pi-read-more:hover { gap: 12px; text-decoration: none !important; }

/* ═══════════════════════════════════════════════════
   CATEGORIES SECTION
═══════════════════════════════════════════════════ */
.pi-categories-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.pi-category-card {
    position: relative;
    padding: 40px 28px;
    border-radius: var(--radius);
    text-align: center;
    color: #fff !important;
    overflow: hidden;
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    text-decoration: none !important;
    display: block;
}

.pi-category-card:hover {
    transform: translateY(-8px) scale(1.02);
    text-decoration: none !important;
    color: #fff !important;
}

.pi-category-card::after {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.05);
    opacity: 0;
    transition: opacity 0.3s;
}
.pi-category-card:hover::after { opacity: 1; }

.pi-category-card:nth-child(1) { background: var(--gradient-card-1); }
.pi-category-card:nth-child(2) { background: var(--gradient-card-2); }
.pi-category-card:nth-child(3) { background: var(--gradient-card-3); }
.pi-category-card:nth-child(4) { background: var(--gradient-card-4); }

.pi-category-icon {
    font-size: 2.4rem;
    margin-bottom: 16px;
    display: block;
    position: relative;
    z-index: 1;
}

.pi-category-card h3 {
    font-family: var(--font-display);
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 8px;
    position: relative;
    z-index: 1;
    color: #fff;
}

.pi-category-card p {
    font-family: var(--font-body);
    font-size: 0.82rem;
    opacity: 0.85;
    line-height: 1.5;
    position: relative;
    z-index: 1;
    color: #fff;
    margin: 0;
}

.pi-category-count {
    display: inline-block;
    margin-top: 16px;
    padding: 4px 14px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50px;
    font-family: var(--font-body);
    font-size: 0.75rem;
    font-weight: 600;
    position: relative;
    z-index: 1;
    color: #fff;
}

/* ═══════════════════════════════════════════════════
   CTA BOTTOM BANNER
═══════════════════════════════════════════════════ */
.pi-cta-bottom {
    position: relative;
    margin: 40px;
    border-radius: 32px;
    padding: 80px 60px;
    background: var(--gradient-hero);
    text-align: center;
    overflow: hidden;
}

.pi-cta-bottom::before {
    content: '';
    position: absolute;
    width: 400px;
    height: 400px;
    background: rgba(99, 102, 241, 0.3);
    border-radius: 50%;
    filter: blur(100px);
    top: -100px;
    right: -50px;
    animation: pi-float 8s ease-in-out infinite;
    pointer-events: none;
}

.pi-cta-bottom h2 {
    font-family: var(--font-display);
    font-size: clamp(1.8rem, 3vw, 2.4rem);
    font-weight: 900;
    color: #fff;
    margin-bottom: 16px;
    position: relative;
    z-index: 1;
}

.pi-cta-bottom p {
    font-family: var(--font-body);
    color: var(--text-on-dark);
    opacity: 0.8;
    max-width: 480px;
    margin: 0 auto 32px;
    line-height: 1.6;
    position: relative;
    z-index: 1;
}

.pi-cta-bottom .pi-btn {
    position: relative;
    z-index: 1;
}

/* ═══════════════════════════════════════════════════
   SCROLL REVEAL
═══════════════════════════════════════════════════ */
.pi-reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}
.pi-reveal.pi-visible {
    opacity: 1;
    transform: translateY(0);
}

/* ═══════════════════════════════════════════════════
   RESPONSIVE
═══════════════════════════════════════════════════ */
@media (max-width: 900px) {
    .pi-advantages-grid,
    .pi-articles-grid { grid-template-columns: repeat(2, 1fr); }
    .pi-categories-grid { grid-template-columns: repeat(2, 1fr); }
    .pi-hero-stats { gap: 28px; }
    .pi-cta-bottom { padding: 60px 40px; }
}

@media (max-width: 600px) {
    .pi-hero { padding: 100px 20px 60px; }
    .pi-section { padding: 60px 20px; }
    .pi-advantages-grid,
    .pi-articles-grid,
    .pi-categories-grid { grid-template-columns: 1fr; }
    .pi-hero-stats { flex-direction: column; gap: 16px; }
    .pi-hero-buttons { flex-direction: column; align-items: center; }
    .pi-cta-bottom { margin: 20px; padding: 50px 24px; }
    .pi-btn { padding: 14px 28px; font-size: 0.95rem; }
}