* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    color: #0f172a;
    line-height: 1.6;
}

/* HERO */

.hero {
    position: relative;
    height: 100vh;
    background: url("img/hero.jpg") center/cover no-repeat;
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
    color: white;
}

.overlay {
    position: absolute;
    width: 100%;
    height: 100%;
    background: rgba(15, 23, 42, 0.75);
}

.hero-content {
    position: relative;
    max-width: 800px;
    padding: 20px;
}

.hero h1 {
    font-size: 56px;
    margin-bottom: 10px;
}

.hero h1 span {
    color: #38bdf8;
}

.subtitle {
    font-size: 20px;
    margin-bottom: 30px;
    opacity: 0.9;
}

/* COUNTDOWN */

.countdown h3 {
    margin-bottom: 10px;
}

#timer {
    display: flex;
    gap: 20px;
    justify-content: center;
    margin-bottom: 20px;
}

#timer div {
    background: white;
    color: #0f172a;
    padding: 15px;
    border-radius: 10px;
    min-width: 70px;
}

#timer span {
    font-size: 22px;
    font-weight: bold;
    display: block;
}

.construction {
    margin-top: 10px;
    font-weight: bold;
    color: #38bdf8;
}

/* ABOUT */

.about {
    padding: 80px 10%;
    display: flex;
    gap: 40px;
    align-items: center;
    background: #f8fafc;
}

.about .text {
    flex: 1;
}

.about h2 {
    margin-bottom: 20px;
    font-size: 32px;
}

.about p {
    margin-bottom: 15px;
}

.about .image {
    flex: 1;
    text-align: center;
}

.about img {
    max-width: 100%;
    height: auto;
}

/* FEATURES */

.features {
    padding: 80px 10%;
    text-align: center;
}

.features h2 {
    font-size: 32px;
    margin-bottom: 40px;
}

.grid {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

.card {
    background: white;
    padding: 25px;
    border-radius: 12px;
    width: 250px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.08);
}

/* FOOTER */

footer {
    background: #0f172a;
    color: white;
    text-align: center;
    padding: 20px;
}