/* ========================================================================
   全方位应用安全防护页面 - 专用样式
   ======================================================================== */

/* ====================== Banner 副标题样式 ====================== */
.hs-subtitle {
    font-size: 20px;
    font-weight: 500;
    color: #36c958;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    position: relative;
    display: inline-block;
}

.hs-subtitle::before,
.hs-subtitle::after {
    content: '';
    position: absolute;
    top: 50%;
    width: 40px;
    height: 1px;
    background: linear-gradient(90deg, transparent 0%, #36c958 100%);
}

.hs-subtitle::before {
    right: 100%;
    margin-right: 20px;
}

.hs-subtitle::after {
    left: 100%;
    margin-left: 20px;
    background: linear-gradient(90deg, #36c958 0%, transparent 100%);
}

/* ====================== 现代化特性卡片样式 ====================== */
.feature-card-modern {
    position: relative;
    padding: 48px 40px;
    background: linear-gradient(135deg, rgba(23, 23, 23, 0.6) 0%, rgba(15, 15, 15, 0.8) 100%);
    border: 1px solid rgba(54, 201, 88, 0.15);
    border-radius: 4px;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    overflow: hidden;
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.feature-card-modern::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, #36c958 0%, transparent 100%);
    opacity: 0;
    transition: opacity 0.5s ease;
}

.feature-card-modern:hover {
    transform: translateY(-8px);
    border-color: rgba(54, 201, 88, 0.35);
    box-shadow:
        0 16px 48px rgba(0, 0, 0, 0.4),
        0 0 0 1px rgba(54, 201, 88, 0.1),
        inset 0 1px 0 rgba(255, 255, 255, 0.03);
}

.feature-card-modern:hover::before {
    opacity: 1;
}

.feature-card-icon {
    width: 64px;
    height: 64px;
    margin-bottom: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(54, 201, 88, 0.15) 0%, rgba(54, 201, 88, 0.05) 100%);
    border: 1px solid rgba(54, 201, 88, 0.25);
    border-radius: 50%;
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.feature-card-icon i {
    width: 32px;
    height: 32px;
    color: #36c958;
    stroke-width: 1.5;
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.feature-card-modern:hover .feature-card-icon {
    transform: scale(1.1) rotate(5deg);
    background: linear-gradient(135deg, rgba(54, 201, 88, 0.25) 0%, rgba(54, 201, 88, 0.1) 100%);
    border-color: rgba(54, 201, 88, 0.4);
    box-shadow: 0 8px 24px rgba(54, 201, 88, 0.2);
}

.feature-card-modern:hover .feature-card-icon i {
    transform: scale(1.1);
}

.feature-card-title {
    font-size: 26px;
    font-weight: 600;
    color: #ffffff;
    margin-bottom: 20px;
    line-height: 1.3;
    letter-spacing: -0.02em;
    transition: color 0.3s ease;
}

.feature-card-modern:hover .feature-card-title {
    color: #36c958;
}

.feature-card-text {
    font-size: 16px;
    line-height: 1.8;
    color: rgba(255, 255, 255, 0.7);
    margin: 0;
    letter-spacing: 0.01em;
}

/* ====================== 应用覆盖卡片样式 ====================== */
.coverage-card {
    position: relative;
    height: 100%;
    padding: 40px 22px;
    background: linear-gradient(135deg, rgba(23, 23, 23, 0.5) 0%, rgba(15, 15, 15, 0.7) 100%);
    border: 1px solid rgba(54, 201, 88, 0.1);
    border-radius: 4px;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    overflow: hidden;
}

.coverage-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 3px;
    height: 0;
    background: linear-gradient(180deg, #36c958 0%, transparent 100%);
    transition: height 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.coverage-card:hover {
    transform: translateY(-6px);
    border-color: rgba(54, 201, 88, 0.3);
    box-shadow:
        0 12px 40px rgba(0, 0, 0, 0.35),
        0 0 0 1px rgba(54, 201, 88, 0.08),
        inset 0 1px 0 rgba(255, 255, 255, 0.02);
}

.coverage-card:hover::after {
    height: 100%;
}

.coverage-card-header {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 32px;
    padding-bottom: 24px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.coverage-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(54, 201, 88, 0.12) 0%, rgba(54, 201, 88, 0.04) 100%);
    border: 1px solid rgba(54, 201, 88, 0.2);
    border-radius: 50%;
    flex-shrink: 0;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.coverage-icon i {
    width: 24px;
    height: 24px;
    color: #36c958;
    stroke-width: 1.5;
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.coverage-card:hover .coverage-icon {
    background: linear-gradient(135deg, rgba(54, 201, 88, 0.2) 0%, rgba(54, 201, 88, 0.08) 100%);
    border-color: rgba(54, 201, 88, 0.35);
    box-shadow: 0 4px 16px rgba(54, 201, 88, 0.15);
}

.coverage-card:hover .coverage-icon i {
    transform: rotate(5deg) scale(1.05);
}

.coverage-title {
    font-size: 22px;
    font-weight: 600;
    color: #ffffff;
    margin: 0;
    letter-spacing: -0.01em;
    transition: color 0.3s ease;
    white-space: nowrap;
}

.coverage-title a {
    color: inherit;
    text-decoration: none;
    transition: color 0.3s ease;
}

.coverage-card:hover .coverage-title,
.coverage-card:hover .coverage-title a {
    color: #36c958;
}

.coverage-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.coverage-list li {
    position: relative;
    padding: 12px 0 12px 28px;
    font-size: 15px;
    line-height: 1.6;
    color: rgba(255, 255, 255, 0.65);
    transition: all 0.3s ease;
}

.coverage-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 16px;
    height: 16px;
    background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2336c958' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='9 11 12 14 22 4'%3E%3C/polyline%3E%3Cpath d='M21 12v7a2 2 0 0 1-2 2H5a2 2 0 0 1-2-2V5a2 2 0 0 1 2-2h11'%3E%3C/path%3E%3C/svg%3E") no-repeat center;
    background-size: contain;
    opacity: 0.6;
    transition: all 0.3s ease;
}

.coverage-list li:hover {
    color: rgba(255, 255, 255, 0.9);
    padding-left: 32px;
}

.coverage-list li:hover::before {
    opacity: 1;
    transform: translateY(-50%) scale(1.1);
}

/* ====================== 核心价值卡片样式 ====================== */
.value-card {
    position: relative;
    height: 100%;
    padding: 48px 36px;
    background: linear-gradient(135deg, rgba(23, 23, 23, 0.6) 0%, rgba(15, 15, 15, 0.8) 100%);
    border: 1px solid rgba(54, 201, 88, 0.12);
    border-radius: 4px;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    text-align: center;
    overflow: hidden;
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.value-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 3px;
    background: linear-gradient(90deg, transparent 0%, #36c958 50%, transparent 100%);
    transition: width 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.value-card:hover {
    transform: translateY(-8px);
    border-color: rgba(54, 201, 88, 0.3);
    box-shadow:
        0 16px 48px rgba(0, 0, 0, 0.4),
        0 0 0 1px rgba(54, 201, 88, 0.1),
        inset 0 1px 0 rgba(255, 255, 255, 0.03);
}

.value-card:hover::before {
    width: 100%;
}

.value-number {
    position: absolute;
    top: 24px;
    right: 24px;
    font-size: 48px;
    font-weight: 700;
    color: rgba(54, 201, 88, 0.08);
    line-height: 1;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.value-card:hover .value-number {
    color: rgba(54, 201, 88, 0.15);
    transform: scale(1.1);
}

.value-icon {
    width: 72px;
    height: 72px;
    margin: 0 auto 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(54, 201, 88, 0.15) 0%, rgba(54, 201, 88, 0.05) 100%);
    border: 1px solid rgba(54, 201, 88, 0.25);
    border-radius: 50%;
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.value-icon i {
    width: 36px;
    height: 36px;
    color: #36c958;
    stroke-width: 1.5;
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.value-card:hover .value-icon {
    transform: scale(1.1) rotate(-5deg);
    background: linear-gradient(135deg, rgba(54, 201, 88, 0.25) 0%, rgba(54, 201, 88, 0.1) 100%);
    border-color: rgba(54, 201, 88, 0.4);
    box-shadow: 0 12px 32px rgba(54, 201, 88, 0.25);
}

.value-card:hover .value-icon i {
    transform: scale(1.15);
}

.value-title {
    font-size: 24px;
    font-weight: 600;
    color: #ffffff;
    margin-bottom: 16px;
    letter-spacing: -0.01em;
    transition: color 0.3s ease;
}

.value-card:hover .value-title {
    color: #36c958;
}

.value-desc {
    font-size: 15px;
    line-height: 1.7;
    color: rgba(255, 255, 255, 0.65);
    margin: 0;
    letter-spacing: 0.01em;
}

/* ====================== CTA 按钮样式 ====================== */
.btn-gradient {
    position: relative;
    overflow: hidden;
    background: linear-gradient(135deg, #36c958 0%, #2ba849 100%);
    border: 1px solid rgba(54, 201, 88, 0.3);
    color: #ffffff;
    font-weight: 600;
    letter-spacing: 0.05em;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.btn-gradient::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.6s ease;
}

.btn-gradient:hover::before {
    left: 100%;
}

.btn-gradient:hover {
    transform: translateY(-2px);
    box-shadow:
        0 12px 32px rgba(54, 201, 88, 0.35),
        0 8px 20px rgba(0, 0, 0, 0.3);
    border-color: rgba(54, 201, 88, 0.5);
}

.btn-gradient .mi-arrow-right {
    margin-left: 8px;
    transition: transform 0.3s ease;
}

.btn-gradient:hover .mi-arrow-right {
    transform: translateX(4px);
}

/* ====================== Section 标题优化 ====================== */
.section-caption-fancy {
    font-size: 14px;
    font-weight: 600;
    color: rgba(54, 201, 88, 0.9);
    letter-spacing: 0.2em;
    text-transform: uppercase;
    position: relative;
    display: inline-block;
    padding: 8px 20px;
    background: rgba(54, 201, 88, 0.08);
    border: 1px solid rgba(54, 201, 88, 0.15);
    border-radius: 20px;
}

.section-title {
    font-size: 42px;
    font-weight: 700;
    color: #ffffff;
    letter-spacing: -0.02em;
    line-height: 1.2;
}

.section-descr-large {
    font-size: 18px;
    line-height: 1.8;
    color: rgba(255, 255, 255, 0.65);
    margin: 0;
    letter-spacing: 0.01em;
}

/* ====================== 响应式设计 ====================== */

/* 平板 (≤1199px) */
@media (max-width: 1199px) {
    .feature-card-modern {
        padding: 40px 32px;
    }

    .feature-card-title {
        font-size: 24px;
    }

    .section-title {
        font-size: 38px;
    }

    .value-card {
        padding: 40px 28px;
    }
}

/* 平板竖屏 (≤991px) */
@media (max-width: 991px) {
    .hs-subtitle::before,
    .hs-subtitle::after {
        display: none;
    }

    .feature-card-modern {
        padding: 36px 28px;
    }

    .feature-card-title {
        font-size: 22px;
    }

    .section-title {
        font-size: 34px;
    }

    .coverage-card {
        padding: 32px 24px;
    }

    .value-card {
        padding: 36px 24px;
        margin-bottom: 20px;
    }
}

/* 移动端 (≤767px) */
@media (max-width: 767px) {
    .hs-subtitle {
        font-size: 16px;
        letter-spacing: 0.1em;
    }

    .feature-card-modern {
        padding: 32px 24px;
    }

    .feature-card-icon {
        width: 56px;
        height: 56px;
        margin-bottom: 20px;
    }

    .feature-card-icon i {
        width: 28px;
        height: 28px;
    }

    .feature-card-title {
        font-size: 20px;
        margin-bottom: 16px;
    }

    .feature-card-text {
        font-size: 15px;
    }

    .section-title {
        font-size: 28px;
    }

    .section-descr-large {
        font-size: 16px;
    }

    .coverage-card {
        padding: 28px 20px;
    }

    .coverage-icon {
        width: 40px;
        height: 40px;
    }

    .coverage-icon i {
        width: 20px;
        height: 20px;
    }

    .coverage-title {
        font-size: 19px;
    }

    .coverage-list li {
        font-size: 14px;
        padding: 10px 0 10px 24px;
    }

    .value-card {
        padding: 32px 20px;
    }

    .value-number {
        font-size: 40px;
        top: 20px;
        right: 20px;
    }

    .value-icon {
        width: 64px;
        height: 64px;
        margin-bottom: 20px;
    }

    .value-icon i {
        width: 32px;
        height: 32px;
    }

    .value-title {
        font-size: 21px;
    }

    .value-desc {
        font-size: 14px;
    }

    .btn-gradient {
        padding: 14px 32px;
        font-size: 15px;
    }
}

/* 超小屏幕 (≤575px) */
@media (max-width: 575px) {
    .section-title {
        font-size: 24px;
    }

    .feature-card-title {
        font-size: 18px;
    }

    .coverage-title {
        font-size: 17px;
    }

    .value-title {
        font-size: 19px;
    }
}

/* ====================== 动画优化 ====================== */
@media (prefers-reduced-motion: reduce) {
    .feature-card-modern,
    .coverage-card,
    .value-card,
    .btn-gradient {
        transition: none;
    }

    .feature-card-icon,
    .coverage-icon,
    .value-icon {
        transition: none;
    }
}