.gradient-text {
    background: linear-gradient(135deg, #DC2626 0%, #EF4444 50%, #F87171 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

@keyframes float {

    0%,
    100% {
        transform: translateY(0px) rotate(0deg);
    }

    50% {
        transform: translateY(-30px) rotate(5deg);
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(40px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes pulse-ring {
    0% {
        transform: scale(0.8);
        opacity: 1;
    }

    100% {
        transform: scale(2);
        opacity: 0;
    }
}

.bg-shape {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
    opacity: 0.12;
    pointer-events: none;
    animation: float 20s ease-in-out infinite;
}

.shape-1 {
    top: -10%;
    right: -5%;
    width: 600px;
    height: 600px;
    background: linear-gradient(135deg, #DC2626, #F87171);
}

.shape-2 {
    bottom: -10%;
    left: -5%;
    width: 700px;
    height: 700px;
    background: linear-gradient(135deg, #EF4444, #FCA5A5);
    animation-delay: 5s;
}

.shape-3 {
    top: 50%;
    left: 50%;
    width: 500px;
    height: 500px;
    background: linear-gradient(135deg, #F87171, #FECACA);
    animation-delay: 10s;
}

.hero-section {
    position: relative;
    overflow: hidden;
    padding: 8rem 0 4rem;
}

.hero-title {
    animation: fadeInUp 0.8s ease-out;
}

.hero-badge {
    animation: fadeInUp 0.6s ease-out;
}

.pulse-badge {
    position: relative;
    display: inline-flex;
}

.pulse-badge::before {
    content: '';
    position: absolute;
    inset: -4px;
    background: linear-gradient(135deg, #DC2626, #EF4444);
    border-radius: 9999px;
    opacity: 0.3;
    animation: pulse-ring 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

.toc-card {
    background: linear-gradient(145deg, rgba(255, 255, 255, 0.95), rgba(255, 255, 255, 0.85));
    backdrop-filter: blur(20px);
    border: 2px solid rgba(220, 38, 38, 0.1);
    border-radius: 32px;
    padding: 2.5rem;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.05);
    position: sticky;
    top: 100px;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.toc-card:hover {
    border-color: #DC2626;
    box-shadow: 0 30px 80px rgba(220, 38, 38, 0.15);
}

.toc-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem 1.25rem;
    border-radius: 16px;
    transition: all 0.3s ease;
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.toc-item::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    height: 100%;
    width: 4px;
    background: linear-gradient(135deg, #DC2626, #EF4444);
    transform: scaleY(0);
    transition: transform 0.3s ease;
}

.toc-item:hover::before {
    transform: scaleY(1);
}

.toc-item:hover {
    background: linear-gradient(135deg, rgba(220, 38, 38, 0.05), rgba(239, 68, 68, 0.03));
    transform: translateX(8px);
}

.toc-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, rgba(220, 38, 38, 0.1), rgba(239, 68, 68, 0.05));
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.toc-item:hover .toc-icon {
    background: linear-gradient(135deg, #DC2626, #EF4444);
    transform: rotate(10deg) scale(1.1);
}

.toc-item:hover .toc-icon i {
    color: white;
}

.content-section {
    background: linear-gradient(145deg, rgba(255, 255, 255, 0.95), rgba(255, 255, 255, 0.85));
    backdrop-filter: blur(20px);
    border: 2px solid rgba(220, 38, 38, 0.1);
    border-radius: 32px;
    padding: 3rem;
    margin-bottom: 2rem;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.05);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    animation: fadeInUp 0.8s ease-out;
}

.content-section:hover {
    border-color: #DC2626;
    box-shadow: 0 30px 80px rgba(220, 38, 38, 0.15);
    transform: translateY(-8px);
}

.section-header {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    margin-bottom: 2rem;
    padding-bottom: 1.5rem;
    border-bottom: 2px solid rgba(220, 38, 38, 0.1);
}

.section-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #DC2626, #EF4444);
    border-radius: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 15px 40px rgba(220, 38, 38, 0.3);
    transition: all 0.4s ease;
}

.content-section:hover .section-icon {
    transform: rotate(10deg) scale(1.1);
    box-shadow: 0 20px 50px rgba(220, 38, 38, 0.5);
}

.custom-list {
    list-style: none;
    padding: 0;
}

.custom-list li {
    position: relative;
    padding-left: 2.5rem;
    margin-bottom: 1.25rem;
    line-height: 1.8;
    transition: all 0.3s ease;
}

.custom-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.5rem;
    width: 12px;
    height: 12px;
    background: linear-gradient(135deg, #DC2626, #EF4444);
    border-radius: 50%;
    box-shadow: 0 4px 12px rgba(220, 38, 38, 0.4);
}

.custom-list li:hover {
    transform: translateX(8px);
    color: #DC2626;
}

.info-box {
    background: linear-gradient(135deg, rgba(220, 38, 38, 0.05), rgba(239, 68, 68, 0.03));
    border-left: 5px solid #DC2626;
    border-radius: 16px;
    padding: 1.75rem;
    margin: 2rem 0;
    transition: all 0.3s ease;
}

.info-box:hover {
    background: linear-gradient(135deg, rgba(220, 38, 38, 0.08), rgba(239, 68, 68, 0.05));
    transform: translateX(8px);
}

.contact-card {
    background: linear-gradient(135deg, #DC2626, #EF4444);
    border-radius: 32px;
    padding: 3rem;
    color: white;
    box-shadow: 0 25px 70px rgba(220, 38, 38, 0.4);
    transition: all 0.4s ease;
    position: relative;
    overflow: hidden;
}

.contact-card::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.15) 0%, transparent 70%);
    transition: all 0.6s ease;
}

.contact-card:hover::before {
    top: -30%;
    right: -30%;
}

.contact-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 35px 90px rgba(220, 38, 38, 0.6);
}

.scroll-progress {
    position: fixed;
    top: 0;
    left: 0;
    width: 0%;
    height: 5px;
    background: linear-gradient(90deg, #DC2626, #EF4444, #F87171);
    z-index: 9999;
    transition: width 0.1s ease;
}

@media (max-width: 1024px) {
    .toc-card {
        position: relative;
        top: 0;
        margin-bottom: 2rem;
    }
}

@media (max-width: 768px) {
    .hero-section {
        padding: 5rem 0 3rem;
    }

    .content-section {
        padding: 2rem;
    }

    .section-icon {
        width: 60px;
        height: 60px;
    }

    .contact-card {
        padding: 2rem;
    }
}

html {
    scroll-behavior: smooth;
}