@charset "UTF-8";

/* ==========================================================================
   ZZAN Design Factory (ZDF) Hero Section
   ========================================================================== */
.zdf-hero {
    position: relative;
    width: 100%;
    height: 100vh;
    min-height: 800px;
    background: #050505; /* Deep Black */
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    padding-top: var(--header-height);
}

.zdf-hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.zdf-gradient-glow {
    position: absolute;
    width: 60vw;
    height: 60vw;
    background: radial-gradient(circle, rgba(0, 102, 255, 0.15) 0%, transparent 70%);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    pointer-events: none;
    filter: blur(80px);
}

.zdf-svg-bg {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 120%;
    height: 120%;
    pointer-events: none;
}

.zdf-circle {
    transform-origin: center;
    animation: zdfCircleMove 20s infinite alternate ease-in-out;
}

.zdf-circle.delay-1 { animation-delay: -5s; }
.zdf-circle.delay-2 { animation-delay: -10s; }

@keyframes zdfCircleMove {
    0% { transform: scale(1) translate(0, 0) rotate(0deg); opacity: 0.3; }
    50% { transform: scale(1.1) translate(20px, -30px) rotate(10deg); opacity: 0.5; }
    100% { transform: scale(0.9) translate(-10px, 20px) rotate(-5deg); opacity: 0.3; }
}

.zdf-hero-content {
    text-align: center;
    position: relative;
    z-index: 10;
}

.zdf-badge {
    display: inline-block;
    padding: 8px 20px;
    background: rgba(0, 102, 255, 0.1);
    border: 1px solid rgba(0, 102, 255, 0.3);
    border-radius: 50px;
    font-family: var(--font-en);
    font-weight: 800;
    font-size: 13px;
    color: var(--electric-blue);
    letter-spacing: 0.2em;
    margin-bottom: 35px;
    animation: fadeInDown 1s both;
}

@keyframes fadeInDown {
    from { opacity: 0; transform: translateY(-20px); }
    to { opacity: 1; transform: translateY(0); }
}

.zdf-title {
    font-size: 80px;
    font-weight: 900;
    line-height: 1.15;
    letter-spacing: -0.04em;
    margin-bottom: 30px;
    animation: fadeInUp 1s 0.2s both;
}

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.zdf-title span {
    background: linear-gradient(135deg, #0066FF 0%, #A044FF 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.zdf-desc {
    font-size: 20px;
    color: #a1a1aa;
    line-height: 1.7;
    margin-bottom: 50px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    animation: fadeInUp 1s 0.4s both;
}

.zdf-actions {
    display: flex;
    gap: 20px;
    justify-content: center;
    animation: fadeInUp 1s 0.6s both;
}

.btn-zdf-primary {
    display: inline-block;
    padding: 20px 45px;
    background: var(--electric-blue);
    color: #fff;
    border-radius: 12px;
    font-weight: 800;
    font-size: 16px;
    transition: 0.4s;
}

.btn-zdf-primary:hover {
    background: #0052cc;
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0, 102, 255, 0.3);
}

.btn-zdf-outline {
    display: inline-block;
    padding: 20px 45px;
    background: transparent;
    color: #fff;
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 12px;
    font-weight: 800;
    font-size: 16px;
    transition: 0.4s;
}

.btn-zdf-outline:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: #fff;
    transform: translateY(-5px);
}

/* Scroll Down Icon */
.zdf-scroll-down {
    position: absolute;
    bottom: 50px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 15px;
    color: rgba(255, 255, 255, 0.4);
    font-family: var(--font-en);
    font-weight: 700;
    font-size: 11px;
    letter-spacing: 0.1em;
    z-index: 10;
}

.zdf-scroll-down .mouse {
    width: 24px;
    height: 40px;
    border: 2px solid rgba(255, 255, 255, 0.2);
    border-radius: 20px;
    position: relative;
}

.zdf-scroll-down .mouse::after {
    content: '';
    position: absolute;
    top: 8px;
    left: 50%;
    width: 4px;
    height: 8px;
    background: var(--electric-blue);
    border-radius: 2px;
    transform: translateX(-50%);
    animation: mouseScroll 1.5s infinite;
}

@keyframes mouseScroll {
    0% { transform: translate(-50%, 0); opacity: 1; }
    100% { transform: translate(-50%, 15px); opacity: 0; }
}

@media (max-width: 1199px) {
    .zdf-title { font-size: 60px; }
}

@media (max-width: 767px) {
    .zdf-title { font-size: 40px; }
    .zdf-desc { font-size: 16px; }
    .zdf-actions { flex-direction: column; width: 100%; max-width: 300px; margin: 0 auto; }
}