/* about.html — Our Advantages / Why Choose Us */

#about.about-advantages-section {
    position: relative;
    isolation: isolate;
    padding-top: clamp(2.75rem, 6vh, 4rem);
    padding-bottom: clamp(3rem, 6vh, 5rem);
    margin-top: 0;
    border-top: 1px solid rgba(226, 232, 240, 0.7);
    background: linear-gradient(180deg, #ffffff 0%, #f8fafc 45%, #ffffff 100%);
}

.page-site #about.about-advantages-section .about-advantages-head {
    margin-bottom: clamp(2.25rem, 4vw, 3rem);
}

#about.about-advantages-section::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse 50% 40% at 0% 20%, rgba(16, 185, 129, 0.08) 0%, transparent 55%),
        radial-gradient(ellipse 45% 38% at 100% 60%, rgba(59, 130, 246, 0.08) 0%, transparent 50%),
        radial-gradient(ellipse 40% 35% at 50% 100%, rgba(99, 102, 241, 0.06) 0%, transparent 45%);
    pointer-events: none;
    z-index: 0;
}

html.dark #about.about-advantages-section {
    border-top-color: rgba(51, 65, 85, 0.65);
    background: linear-gradient(180deg, #0f172a 0%, #111827 50%, #0f172a 100%);
}

html.dark #about.about-advantages-section::before {
    background:
        radial-gradient(ellipse 50% 40% at 0% 20%, rgba(16, 185, 129, 0.12) 0%, transparent 55%),
        radial-gradient(ellipse 45% 38% at 100% 60%, rgba(59, 130, 246, 0.12) 0%, transparent 50%),
        radial-gradient(ellipse 40% 35% at 50% 100%, rgba(139, 92, 246, 0.08) 0%, transparent 45%);
}

#about .container {
    position: relative;
    z-index: 1;
}

.about-advantages-head {
    max-width: 640px;
    margin: 0 auto;
    text-align: center;
}

.about-advantages-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    margin-bottom: 0.875rem;
    padding: 0.35rem 0.9rem;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: #047857;
    background: rgba(16, 185, 129, 0.1);
    border: 1px solid rgba(16, 185, 129, 0.25);
    border-radius: 999px;
}

html.dark .about-advantages-eyebrow {
    color: #6ee7b7;
    background: rgba(16, 185, 129, 0.12);
    border-color: rgba(52, 211, 153, 0.35);
}

.about-advantages-title {
    margin: 0 0 0.75rem;
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 800;
    line-height: 1.15;
    letter-spacing: -0.02em;
    color: #0f172a;
}

html.dark .about-advantages-title {
    color: #f8fafc;
}

.about-advantages-title-accent {
    background: linear-gradient(135deg, #059669 0%, #2563eb 55%, #4f46e5 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

html.dark .about-advantages-title-accent {
    background: linear-gradient(135deg, #6ee7b7 0%, #93c5fd 50%, #a78bfa 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.about-advantages-lead {
    margin: 0 auto;
    max-width: 34rem;
    font-size: 1.0625rem;
    line-height: 1.65;
    color: #64748b;
}

html.dark .about-advantages-lead {
    color: #94a3b8;
}

.about-advantages-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.25rem;
    margin-bottom: 3rem;
}

@media (min-width: 768px) {
    .about-advantages-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.25rem;
    }
}

@media (min-width: 1024px) {
    .about-advantages-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 1.5rem;
    }
}

.about-advantage-card {
    position: relative;
    display: flex;
    flex-direction: column;
    height: 100%;
    padding: 1.5rem 1.35rem 1.35rem;
    background: #fff;
    border: 1px solid #e2e8f0;
    border-radius: 18px;
    box-shadow: 0 2px 12px rgba(15, 23, 42, 0.04);
    transition: transform 0.28s ease, box-shadow 0.28s ease, border-color 0.28s ease;
    overflow: hidden;
}

.about-advantage-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--adv-accent, linear-gradient(90deg, #3b82f6, #2563eb));
    opacity: 0.9;
}

.about-advantage-card::after {
    content: attr(data-step);
    position: absolute;
    top: 1rem;
    right: 1rem;
    font-size: 0.6875rem;
    font-weight: 800;
    letter-spacing: 0.06em;
    color: var(--adv-accent-solid, #3b82f6);
    opacity: 0.35;
}

.about-advantage-card[data-accent="blue"] {
    --adv-accent: linear-gradient(90deg, #3b82f6, #2563eb);
    --adv-accent-solid: #2563eb;
    --adv-icon-bg: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
    --adv-icon-shadow: rgba(37, 99, 235, 0.28);
}

.about-advantage-card[data-accent="emerald"] {
    --adv-accent: linear-gradient(90deg, #10b981, #059669);
    --adv-accent-solid: #059669;
    --adv-icon-bg: linear-gradient(135deg, #10b981 0%, #059669 100%);
    --adv-icon-shadow: rgba(5, 150, 105, 0.28);
}

.about-advantage-card[data-accent="violet"] {
    --adv-accent: linear-gradient(90deg, #8b5cf6, #7c3aed);
    --adv-accent-solid: #7c3aed;
    --adv-icon-bg: linear-gradient(135deg, #8b5cf6 0%, #7c3aed 100%);
    --adv-icon-shadow: rgba(124, 58, 237, 0.28);
}

.about-advantage-card[data-accent="amber"] {
    --adv-accent: linear-gradient(90deg, #f59e0b, #d97706);
    --adv-accent-solid: #d97706;
    --adv-icon-bg: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
    --adv-icon-shadow: rgba(217, 119, 6, 0.28);
}

.about-advantage-card[data-accent="cyan"] {
    --adv-accent: linear-gradient(90deg, #06b6d4, #0891b2);
    --adv-accent-solid: #0891b2;
    --adv-icon-bg: linear-gradient(135deg, #06b6d4 0%, #0891b2 100%);
    --adv-icon-shadow: rgba(8, 145, 178, 0.28);
}

.about-advantage-card[data-accent="rose"] {
    --adv-accent: linear-gradient(90deg, #f43f5e, #e11d48);
    --adv-accent-solid: #e11d48;
    --adv-icon-bg: linear-gradient(135deg, #f43f5e 0%, #e11d48 100%);
    --adv-icon-shadow: rgba(225, 29, 72, 0.28);
}

.about-advantage-card:hover {
    transform: translateY(-5px);
    border-color: rgba(59, 130, 246, 0.25);
    box-shadow: 0 16px 36px rgba(15, 23, 42, 0.1);
}

html.dark .about-advantage-card {
    background: #1e293b;
    border-color: #334155;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.22);
}

html.dark .about-advantage-card:hover {
    border-color: rgba(96, 165, 250, 0.35);
}

.about-advantage-card__icon {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 3.5rem;
    height: 3.5rem;
    margin-bottom: 1.15rem;
    border-radius: 16px;
    background: var(--adv-icon-bg);
    color: #fff;
    box-shadow:
        0 8px 20px var(--adv-icon-shadow),
        inset 0 1px 0 rgba(255, 255, 255, 0.35);
    transition: transform 0.28s ease, box-shadow 0.28s ease;
}

.about-advantage-card__icon::before {
    content: '';
    position: absolute;
    inset: 3px;
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.12);
    pointer-events: none;
}

.about-advantage-card__icon svg {
    position: relative;
    z-index: 1;
    width: 1.625rem;
    height: 1.625rem;
    stroke-width: 1.75;
    filter: drop-shadow(0 1px 1px rgba(15, 23, 42, 0.2));
}

.about-advantage-card:hover .about-advantage-card__icon {
    transform: scale(1.08) translateY(-2px);
    box-shadow:
        0 12px 28px var(--adv-icon-shadow),
        inset 0 1px 0 rgba(255, 255, 255, 0.45);
}

.about-advantage-card__title {
    margin: 0 0 0.5rem;
    font-size: 1.125rem;
    font-weight: 700;
    line-height: 1.3;
    color: #0f172a;
}

html.dark .about-advantage-card__title {
    color: #f1f5f9;
}

.about-advantage-card__text {
    margin: 0;
    font-size: 0.9375rem;
    line-height: 1.65;
    color: #64748b;
}

html.dark .about-advantage-card__text {
    color: #94a3b8;
}

/* Stats row */
.about-advantages-stats {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1rem;
    margin-bottom: 2.5rem;
}

@media (min-width: 640px) {
    .about-advantages-stats {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .about-advantages-stats {
        grid-template-columns: repeat(4, 1fr);
        gap: 1.25rem;
    }
}

.about-advantages-stat {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.15rem 1.25rem;
    background: #fff;
    border: 1px solid #e2e8f0;
    border-radius: 16px;
    box-shadow: 0 2px 10px rgba(15, 23, 42, 0.04);
    transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.about-advantages-stat:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 28px rgba(15, 23, 42, 0.08);
}

html.dark .about-advantages-stat {
    background: #1e293b;
    border-color: #334155;
}

.about-advantages-stat__icon {
    position: relative;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 3.25rem;
    height: 3.25rem;
    border-radius: 14px;
    background: var(--stat-icon-bg, linear-gradient(135deg, #3b82f6 0%, #4f46e5 100%));
    color: #fff;
    box-shadow:
        0 6px 16px var(--stat-icon-shadow, rgba(59, 130, 246, 0.3)),
        inset 0 1px 0 rgba(255, 255, 255, 0.35);
    transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.about-advantages-stat__icon::before {
    content: '';
    position: absolute;
    inset: 3px;
    border-radius: 11px;
    background: rgba(255, 255, 255, 0.12);
    pointer-events: none;
}

.about-advantages-stat__icon svg {
    position: relative;
    z-index: 1;
    width: 1.375rem;
    height: 1.375rem;
    stroke-width: 1.75;
    filter: drop-shadow(0 1px 1px rgba(15, 23, 42, 0.2));
}

.about-advantages-stat[data-stat="clients"] {
    --stat-icon-bg: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
    --stat-icon-shadow: rgba(37, 99, 235, 0.32);
}

.about-advantages-stat[data-stat="refunds"] {
    --stat-icon-bg: linear-gradient(135deg, #10b981 0%, #059669 100%);
    --stat-icon-shadow: rgba(5, 150, 105, 0.32);
}

.about-advantages-stat[data-stat="support"] {
    --stat-icon-bg: linear-gradient(135deg, #f43f5e 0%, #e11d48 100%);
    --stat-icon-shadow: rgba(225, 29, 72, 0.32);
}

.about-advantages-stat[data-stat="experience"] {
    --stat-icon-bg: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
    --stat-icon-shadow: rgba(217, 119, 6, 0.32);
}

.about-advantages-stat:hover .about-advantages-stat__icon {
    transform: scale(1.06);
}

.about-advantages-stat__value {
    display: block;
    font-size: 1.5rem;
    font-weight: 800;
    line-height: 1.1;
    color: #0f172a;
    letter-spacing: -0.02em;
}

html.dark .about-advantages-stat__value {
    color: #f8fafc;
}

.about-advantages-stat__label {
    display: block;
    font-size: 0.8125rem;
    font-weight: 600;
    color: #334155;
}

html.dark .about-advantages-stat__label {
    color: #e2e8f0;
}

.about-advantages-stat__sub {
    display: block;
    font-size: 0.75rem;
    color: #64748b;
    margin-top: 0.1rem;
}

html.dark .about-advantages-stat__sub {
    color: #94a3b8;
}

/* CTA */
.about-advantages-cta {
    text-align: center;
}

.about-advantages-cta__wrap {
    position: relative;
    display: inline-block;
}

.about-advantages-cta__btn {
    display: inline-flex;
    align-items: center;
    gap: 0.65rem;
    padding: 0.9rem 1.75rem;
    font-size: 1rem;
    font-weight: 700;
    color: #fff;
    text-decoration: none;
    background: linear-gradient(135deg, #059669 0%, #2563eb 100%);
    border-radius: 14px;
    box-shadow: 0 8px 24px rgba(37, 99, 235, 0.35);
    transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.about-advantages-cta__btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 14px 32px rgba(37, 99, 235, 0.45);
    color: #fff;
}

.about-advantages-cta__btn svg {
    width: 1.25rem;
    height: 1.25rem;
    flex-shrink: 0;
}

.about-advantages-cta__badge {
    position: absolute;
    top: -0.5rem;
    right: -0.5rem;
    padding: 0.2rem 0.55rem;
    font-size: 0.625rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: #fff;
    background: linear-gradient(135deg, #f43f5e, #e11d48);
    border-radius: 999px;
    box-shadow: 0 4px 12px rgba(225, 29, 72, 0.4);
}