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

body {
    font-family: Arial, sans-serif;
    background: #090909;
    color: #ffffff;
}


/* =========================
   NAVBAR
========================= */

.navbar {
    height: 80px;
    padding: 0 8%;
    display: flex;
    align-items: center;
    justify-content: space-between;

    border-bottom: 1px solid #222;
    background: #0b0b0b;
}

.logo {
    font-size: 28px;
    font-weight: 700;
    color: white;
    text-decoration: none;
}

.logo span {
    color: #ff5a1f;
}

.navbar nav {
    display: flex;
    gap: 35px;
}

.navbar nav a {
    color: #aaa;
    text-decoration: none;
    font-size: 15px;
}

.navbar nav a:hover,
.navbar nav .active {
    color: #ff5a1f;
}


/* =========================
   HERO
========================= */

.hero {
    padding: 90px 8% 70px;
    border-bottom: 1px solid #222;
}

.hero-content {
    max-width: 850px;
}

.tag {
    color: #ff5a1f;
    font-size: 13px;
    letter-spacing: 2px;
}

.hero h1 {
    margin-top: 20px;
    font-size: 64px;
    line-height: 1.05;
}

.hero h1 span {
    color: #ff5a1f;
}

.hero p {
    margin-top: 25px;
    color: #aaa;
    font-size: 18px;
    line-height: 1.7;
}


/* =========================
   DESIGNER
========================= */

.designer {
    width: 84%;
    margin: 70px auto;

    display: grid;
    grid-template-columns: 380px 1fr;
    gap: 60px;
}


/* =========================
   SECTION TITLE
========================= */

.section-title {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 30px;
}

.section-title span {
    color: #ff5a1f;
    font-weight: bold;
}

.section-title h2 {
    font-size: 26px;
}


/* =========================
   CONTROLS
========================= */

.controls {
    background: #151515;
    border: 1px solid #292929;
    border-radius: 18px;

    padding: 30px;
}

.controls label {
    display: block;

    margin-top: 20px;
    margin-bottom: 8px;

    color: #aaa;
    font-size: 14px;
}

.controls input,
.controls textarea,
.controls select {

    width: 100%;

    padding: 13px;

    background: #0c0c0c;
    color: white;

    border: 1px solid #333;
    border-radius: 8px;

    outline: none;
}

.controls textarea {
    height: 100px;
    resize: vertical;
}

.controls input:focus,
.controls textarea:focus,
.controls select:focus {
    border-color: #ff5a1f;
}

.controls input[type="color"] {
    height: 50px;
    padding: 4px;
    cursor: pointer;
}


/* =========================
   GENERATE BUTTON
========================= */

.generate-btn {
    width: 100%;

    margin-top: 30px;
    padding: 15px;

    border: none;
    border-radius: 8px;

    background: #ff5a1f;
    color: white;

    font-size: 15px;
    font-weight: bold;

    cursor: pointer;
}

.generate-btn:hover {
    opacity: 0.85;
}


/* =========================
   PREVIEW
========================= */

.preview-section {
    min-width: 0;
}

.banner-preview {

    width: 100%;
    min-height: 430px;

    border-radius: 18px;

    display: flex;
    align-items: center;

    padding: 70px;

    background: #181818;

    border: 1px solid #333;

    position: relative;
    overflow: hidden;
}


/* orange design line */

.banner-preview::after {

    content: "";

    position: absolute;

    width: 250px;
    height: 250px;

    border: 2px solid #ff5a1f;

    border-radius: 50%;

    right: -80px;
    bottom: -100px;

    opacity: 0.5;
}


/* banner content */

.banner-content {
    position: relative;
    z-index: 2;

    max-width: 600px;
}

.brand {
    color: #ff5a1f;

    font-size: 16px;
    font-weight: bold;

    margin-bottom: 25px;
}

.banner-content h2 {

    font-size: 52px;
    line-height: 1.05;

    margin-bottom: 20px;
}

.banner-content p {

    color: #bbb;

    font-size: 17px;

    line-height: 1.6;

    margin-bottom: 30px;
}

.preview-button {

    padding: 13px 24px;

    border: none;
    border-radius: 6px;

    background: #ff5a1f;

    color: white;

    font-weight: bold;

    cursor: pointer;
}


/* =========================
   PREVIEW INFO
========================= */

.preview-info {

    margin-top: 18px;

    display: flex;
    align-items: center;
    justify-content: space-between;
}

.preview-info span {
    color: #666;
    font-size: 12px;
    letter-spacing: 1px;
}

.download-btn {

    padding: 12px 20px;

    border: 1px solid #ff5a1f;

    background: transparent;

    color: #ff5a1f;

    border-radius: 6px;

    cursor: pointer;
}

.download-btn:hover {
    background: #ff5a1f;
    color: white;
}


/* =========================
   PROCESS
========================= */

.process {

    width: 84%;
    margin: 100px auto;
}

.process-grid {

    display: grid;

    grid-template-columns:
        repeat(4, 1fr);

    gap: 20px;
}

.process-card {

    background: #151515;

    border: 1px solid #292929;

    padding: 30px;

    border-radius: 15px;
}

.process-card span {

    color: #ff5a1f;

    font-size: 14px;
}

.process-card h3 {

    margin-top: 25px;

    font-size: 20px;
}

.process-card p {

    margin-top: 12px;

    color: #999;

    line-height: 1.6;
}


/* =========================
   FOOTER
========================= */

footer {

    padding: 40px 8%;

    border-top: 1px solid #222;

    text-align: center;

    color: #666;
}


/* =========================
   RESPONSIVE
========================= */

@media (max-width: 900px) {

    .designer {
        grid-template-columns: 1fr;
    }

    .process-grid {
        grid-template-columns: 1fr 1fr;
    }

    .hero h1 {
        font-size: 48px;
    }

}


@media (max-width: 600px) {

    .navbar nav {
        display: none;
    }

    .designer,
    .process {
        width: 90%;
    }

    .banner-preview {
        padding: 35px;
    }

    .banner-content h2 {
        font-size: 36px;
    }

    .process-grid {
        grid-template-columns: 1fr;
    }

}