:root {
    --dark-navy: #1c2a3a;
    --blue-gray: #5f6f86;
    --white: #f4f4f4;
    --light-gray: #d9d9d9;
    --black: #0a0a0a;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: "Segoe UI", Roboto, sans-serif;
    transition: all 0.2s ease-in-out;
}

body {
    background-color: var(--white);
    color: var(--black);
}

/* NAVIGATION */
header {
    background: var(--black);
    padding: 18px 50px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--white);
}

.logo {
    font-weight: bold;
    font-size: 20px;
    letter-spacing: 1px;
}

.logo:hover {
    color: var(--blue-gray);
    text-shadow: 0 0 10px var(--blue-gray);
}

nav a {
    color: var(--white);
    text-decoration: none;
    margin-left: 30px;
    font-size: 14px;
    opacity: 0.8;
    position: relative;
}

nav a:hover {
    opacity: 1;
    transform: translateY(-8px);
}

/* underline animation */
nav a::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: -6px;
    width: 0%;
    height: 2px;
    background: var(--blue-gray);
}

nav a:hover::after {
    width: 100%;
}

/* HERO SECTION */
.hero {
    background: radial-gradient(circle at center, #1a1a1a, var(--black));
    height: 88vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    color: var(--white);
    text-align: center;
}

.hero h1 {
    font-size: 150px;
    letter-spacing: 10px;
    font-weight: 700;
    background: linear-gradient(to bottom, #ffffff, #aaaaaa);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero h1:hover {
    transform: translateY(-8px);
    text-shadow: 0 0 25px rgba(255,255,255,0.3);
}

.hero h4 {
    font-size: 45px;
    letter-spacing: 10px;
    font-weight: 400;
    background: linear-gradient(to bottom, #ffffff, #aaaaaa);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero .intro {
    margin-top: 10px;
    font-size: 18px;
    color: var(--light-gray);
}

.hero .tagline {
    margin-top: 8px;
    font-size: 16px;
    color: var(--light-gray);
}

.hero button {
    margin-top: 30px;
    padding: 12px 30px;
    border: none;
    border-radius: 30px;
    background: var(--blue-gray);
    color: var(--white);
    cursor: pointer;
    font-size: 14px;
    position: relative;
    overflow: hidden;
}

.hero button:hover {
    background: var(--dark-navy);
    box-shadow: 0 0 15px var(--blue-gray);
    transform: translateY(-3px) scale(1.05);
}

/* FOOTER */
footer {
    background: var(--black);
    color: var(--light-gray);
    text-align: center;
    padding: 20px;
    font-size: 12px;
}

/* tablet*/
@media (max-width: 768px) {

    header {
        padding: 15px 30px;
    }

    nav a {
        margin-left: 15px;
        font-size: 13px;
    }

    .hero h1 {
        font-size: 80px;
        letter-spacing: 5px;
    }

    .hero {
        padding: 0 20px;
    }

    .hero .intro {
        font-size: 16px;
    }

    .hero .tagline {
        font-size: 14px;
    }
}
/*phone*/
@media (max-width: 480px) {

    header {
        flex-direction: column;
        align-items: flex-start;
        padding: 15px 20px;
    }

    nav {
        margin-top: 10px;
    }

    nav a {
        display: inline-block;
        margin: 8px 10px 0 0;
        font-size: 12px;
    }

    .hero {
        height: auto;
        padding: 80px 20px;
    }

    .hero h1 {
        font-size: 45px;
        letter-spacing: 3px;
    }

    .hero .intro {
        font-size: 14px;
    }

    .hero .tagline {
        font-size: 13px;
    }

    .hero button {
        padding: 10px 20px;
        font-size: 12px;
    }
}

/* DISCOVER PAGE */
.discover {
    background: radial-gradient(circle at center, #1a1a1a, var(--black));
    min-height: 100vh;
    padding: 100px 50px;
    text-align: center;
    color: var(--white);
}

.discover h1 {
    font-size: 80px;
    letter-spacing: 5px;
    background: linear-gradient(to bottom, #ffffff, #aaaaaa);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.discover .intro {
    margin-top: 10px;
    color: var(--light-gray);
}

.discover-content {
    margin-top: 50px;
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
}

/* CARDS */
.card {
    background: #111;
    padding: 20px;
    border-radius: 15px;
    width: 250px;
    transition: 0.3s;
}

.card:hover {
    transform: translateY(-10px);
    box-shadow: 0 0 20px rgba(255,255,255,0.1);
}

/* PROFILE IMAGE */
.profile-pic {
    margin-top: 30px;
    margin-bottom: 20px;
}

.profile-pic img {
    width: 180px;
    height: 180px;
    object-fit: cover;
    border-radius: 50%;
    border: 3px solid var(--blue-gray);
    transition: 0.3s ease;
}

/* hover effect */
.profile-pic img:hover {
    transform: scale(1.05);
    box-shadow: 0 0 20px var(--blue-gray);
}

/* CONTACT PAGE */
.contact {
    background: radial-gradient(circle at center, #1a1a1a, var(--black));
    min-height: 100vh;
    padding: 100px 50px;
    text-align: center;
    color: var(--white);
}

.contact h1 {
    font-size: 70px;
    letter-spacing: 5px;
    background: linear-gradient(to bottom, #ffffff, #aaaaaa);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.contact .intro {
    margin-top: 10px;
    color: var(--light-gray);
}

.contact-container {
    margin-top: 50px;
    display: flex;
    justify-content: center;
    gap: 40px;
    flex-wrap: wrap;
}

/* LEFT INFO */
.contact-info {
    text-align: left;
    font-size: 16px;
    line-height: 2;
}

/* FORM */
.contact-form {
    display: flex;
    flex-direction: column;
    width: 300px;
}

.contact-form input,
.contact-form textarea {
    margin-bottom: 15px;
    padding: 10px;
    border-radius: 8px;
    border: none;
    outline: none;
}

.contact-form button {
    padding: 12px;
    border: none;
    border-radius: 20px;
    background: var(--blue-gray);
    color: var(--white);
    cursor: pointer;
}

.contact-form button:hover {
    background: var(--dark-navy);
    box-shadow: 0 0 10px var(--blue-gray);
}

nav a.active {
    opacity: 1;
    color: var(--blue-gray);
}

/* keep underline visible */
nav a.active::after {
    width: 100%;
}

/* PROJECTS PAGE */
.projects {
    background: radial-gradient(circle at center, #1a1a1a, var(--black));
    min-height: 100vh;
    padding: 100px 50px;
    text-align: center;
    color: var(--white);
}

.projects h1 {
    font-size: 70px;
    letter-spacing: 5px;
    background: linear-gradient(to bottom, #ffffff, #aaaaaa);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.projects .intro {
    margin-top: 10px;
    color: var(--light-gray);
}

.projects-container {
    margin-top: 50px;
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
}

/* PROJECT CARDS */
.project-card {
    background: #111;
    padding: 20px;
    border-radius: 15px;
    width: 260px;
    transition: 0.3s;
}

.project-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 0 20px rgba(255,255,255,0.1);
}

.project-card h2 {
    margin-bottom: 10px;
}

.project-card p {
    font-size: 14px;
    color: var(--light-gray);
}

.project-card a {
    display: inline-block;
    margin-top: 15px;
    color: var(--blue-gray);
    text-decoration: none;
    font-size: 14px;
}

.project-card a:hover {
    text-decoration: underline;
}


.discover,
.projects,
.contact {
    background: radial-gradient(circle at center, #1a1a1a, var(--black));
    min-height: 100vh;
    padding: 100px 50px;
    text-align: center;
    color: var(--white);
}

/* unify titles */
.discover h1,
.projects h1,
.contact h1 {
    font-size: 70px;
    letter-spacing: 5px;
    background: linear-gradient(to bottom, #ffffff, #aaaaaa);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.discover-content,
.projects-container,
.contact-container {
    margin-top: 50px;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 30px;
    flex-wrap: wrap;
}

.card,
.project-card {
    background: #111;
    border-radius: 15px;
    padding: 20px;
    transition: 0.3s;
}

.card:hover,
.project-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 0 20px rgba(255,255,255,0.1);
}

@media (max-width: 768px) {
    .discover h1,
    .projects h1,
    .contact h1 {
        font-size: 50px;
    }
}

@media (max-width: 480px) {

    .discover,
    .projects,
    .contact {
        padding: 80px 20px;
    }

    .discover h1,
    .projects h1,
    .contact h1 {
        font-size: 40px;
    }

    .card,
    .project-card,
    .contact-form {
        width: 100%;
    }
}

/* VIDEO SECTION */
.video-section {
    background: var(--white);
    padding: 60px 20px;
    text-align: center;
}

.video-section h2 {
    margin-bottom: 20px;
    font-size: 24px;
}

/* VIDEO BOX */
.video-container {
    max-width: 600px;
    margin: 0 auto;
    padding: 10px;
    border-radius: 15px;
    background: #000;
    border: 2px solid var(--blue-gray);
    box-shadow: 0 0 15px rgba(0,0,0,0.2);
}

/* VIDEO */
.video-container video {
    width: 100%;
    border-radius: 10px;
}

@media (max-width: 480px) {
    .video-container {
        max-width: 100%;
    }
}

.contact-icons {
    display: flex;
    gap: 12px;
    margin-top: 10px;
}

.footer-icon{
    width: 40px;
    filter: invert(1);
}

.footer-icon:hover {
    filter: invert(0.5);
}