:root {
    --primary: #00adb5;
    --primary-dark: #009da8;
    --bg-main: #1d274a;
    --card-bg: #ffffff;
    --text-dark: #333;
    --text-light: #eee;
    --shadow: 0 10px 30px rgba(0, 173, 181, 0.15);
    --shadow-hover: 0 20px 50px rgba(0, 173, 181, 0.3);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', sans-serif;
    color: #484848;
    line-height: 1.7;
    background-image: linear-gradient(58deg, #aac3cc, #9ddfdb, #9ddfbd);
    background-color: #fff;
    overflow-x: hidden;
}

.data-arch-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 30px;
}

.data-arch-header {
    text-align: center;
    padding: 100px 0 70px;
    position: relative;
}

/* .data-arch-header::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 600px;
    height: 600px;
    z-index: -1;
    background: radial-gradient(circle, rgba(0, 173, 181, 0.15), transparent 70%);
    transform: translate(-50%, -50%);
    animation: floatGlow 12s ease-in-out infinite;
    border-radius: 50%;
} */

h1 {
    font-size: 4rem;
    font-weight: 700;
    color: var(--primary);
    position: relative;
    z-index: 0;
    animation: zoomIn 1.2s ease-out;
}

.data-arch-intro {
    background: var(--card-bg);
    color: var(--text-dark);
    padding: 60px;
    border-radius: 24px;
    margin-bottom: 100px;
    box-shadow: var(--shadow);
    position: relative;
    overflow: hidden;
    animation: slideUpFade 1s ease-out 0.3s both;
}

.data-arch-intro::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 5px;
    background: linear-gradient(90deg, var(--primary), var(--primary-dark));
}

.data-arch-intro p {
    font-size: 1.2rem;
    max-width: 900px;
    margin: 0 auto;
}

.data-arch-features h2 {
    font-size: 2.8rem;
    text-align: center;
    margin-bottom: 70px;
    color: var(--primary);
    position: relative;
    animation: slideUpFade 1s ease-out 0.6s both;
}

.data-arch-features h2::before {
    content: '';
    font-size: 1.4em;
    margin-right: 15px;
}

.data-arch-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
    margin-bottom: 80px;
}

.data-arch-card {
    background: var(--card-bg);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: all 0.6s cubic-bezier(0.25, 0.8, 0.25, 1);
    opacity: 0;
    transform: translateY(60px) rotateX(-10deg);
    perspective: 1000px;
}

.data-arch-card:nth-child(1) {
    animation: cardReveal 0.8s ease-out 0.8s forwards;
}

.data-arch-card:nth-child(2) {
    animation: cardReveal 0.8s ease-out 1s forwards;
}

.data-arch-card:nth-child(3) {
    animation: cardReveal 0.8s ease-out 1.2s forwards;
}

.data-arch-card:nth-child(4) {
    animation: cardReveal 0.8s ease-out 1.4s forwards;
}

.data-arch-card:hover {
    transform: translateY(-20px) rotateX(0deg);
    box-shadow: var(--shadow-hover);
}

.data-arch-card-header {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: white;
    padding: 35px 30px;
    position: relative;
    overflow: hidden;
}

.data-arch-card-header::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.2), transparent);
    animation: headerShine 8s linear infinite;
}

.data-arch-card-num {
    display: inline-block;
    width: 50px;
    height: 50px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    text-align: center;
    line-height: 50px;
    font-size: 1.5rem;
    font-weight: 700;
    margin-right: 20px;
    float: left;
}

.data-arch-card-title {
    font-size: 1.4rem;
    font-weight: 600;
    padding-top: 8px;
}

.data-arch-card-content {
    padding: 35px 30px;
    color: var(--text-dark);
}

.data-arch-card-content ul {
    list-style: none;
    margin: 20px 0;
}

.data-arch-card-content li {
    position: relative;
    display: flex;
    align-items: center;
    padding-left: 30px;
    margin-bottom: 15px;
    font-size: 1.1rem;
}



.data-arch-card-content li::before {
    content: '●';
    position: absolute;
    left: 0;
    color: var(--primary);
    font-weight: bold;
    font-size: 1.4em;
}

.data-arch-card-content p {
    margin-top: 20px;
    font-size: 1.05rem;
    line-height: 1.8;
}

@keyframes zoomIn {
    from {
        opacity: 0;
        transform: scale(0.8);
    }

    to {
        opacity: 1;
        transform: scale(1);
    }
}

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

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

@keyframes cardReveal {
    to {
        opacity: 1;
        transform: translateY(0) rotateX(0deg);
    }
}

@keyframes floatGlow {

    0%,
    100% {
        transform: translate(-50%, -50%) scale(1);
    }

    50% {
        transform: translate(-50%, -50%) scale(1.1);
    }
}

@keyframes headerShine {
    0% {
        transform: translateX(-100%) translateY(-100%) rotate(45deg);
    }

    100% {
        transform: translateX(100%) translateY(100%) rotate(45deg);
    }
}

/* Tablet */
@media (max-width: 1024px) {
    .data-arch-grid {
        grid-template-columns: 1fr;
        gap: 50px;
    }

    .data-arch-card-header {
        padding: 30px 25px;
    }

    .data-arch-card-num {
        width: 45px;
        height: 45px;
        line-height: 45px;
        font-size: 1.3rem;
    }
}

/* Mobile */
@media (max-width: 768px) {
    .data-arch-container {
        padding: 0 15px;
    }

    .data-arch-header {
        padding: 70px 0 50px;
    }

    h1 {
        font-size: 2.8rem;
    }

    .data-arch-intro {
        padding: 40px 25px;
        margin-bottom: 70px;
        border-radius: 18px;
    }

    .data-arch-intro p {
        font-size: 1.1rem;
    }

    .data-arch-features h2 {
        font-size: 2.2rem;
        margin-bottom: 50px;
    }

    .data-arch-grid {
        gap: 40px;
    }

    .data-arch-card-header {
        padding: 25px 20px;
    }

    .data-arch-card-num {
        width: 40px;
        height: 40px;
        line-height: 40px;
        font-size: 1.2rem;
        margin-right: 15px;
    }

    .data-arch-card-title {
        font-size: 1.2rem;
    }

    .data-arch-card-content {
        padding: 30px 20px;
    }

    .data-arch-card-content li {
        font-size: 1rem;
        padding-left: 25px;
    }
}

@media (max-width: 480px) {
    h1 {
        font-size: 2.3rem;
    }

    .data-arch-header {
        padding: 50px 0 40px;
    }

    .data-arch-intro {
        padding: 30px 20px;
    }

    .data-arch-features h2 {
        font-size: 1.9rem;
    }

    .data-arch-card-header {
        padding: 20px 15px;
    }

    .data-arch-card-content {
        padding: 25px 15px;
    }
}