@import url('https://fonts.googleapis.com/css2?family=Quicksand:wght@300;400;600;700&display=swap');

:root {
    --primary-color: #e46669;
    --background-color: #121212;
    --surface-color: #1e1e1e;
    --text-color: #e0e0e0;
    --subtle-text-color: #a0a0a0;
    --header-height: 4rem;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Quicksand', sans-serif;
    background-color: var(--background-color);
    color: var(--text-color);
    line-height: 1.6;
    overflow-x: hidden;
}

ul {
    list-style: none;
}

a {
    text-decoration: none;
    color: var(--primary-color);
}

h1 {
    font-size: 2.5rem; 
}

.container {
    max-width: 1100px;
    margin: auto;
    padding: 0 2rem;
}

.section {
    padding: 4rem 0 2rem;
    position: relative;
    overflow: hidden;
}

.section__title {
    font-size: 2rem;
    margin-bottom: 2rem;
    text-align: center;
    background: linear-gradient(45deg, #ff9a9c, #e46669);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.header {
    width: 100%;
    position: fixed;
    top: 0;
    left: 0;
    z-index: 100;
    background-color: rgba(18, 18, 18, 0.8);
    backdrop-filter: blur(10px);
}

.nav {
    height: var(--header-height);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav__logo img {
    height: 60px;
}

.nav__toggle,
.nav__close {
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--text-color);
}

.nav__close {
    position: absolute;
    top: 1rem;
    right: 1.5rem;
}

.nav__menu {
    position: fixed;
    background-color: var(--surface-color);
    top: 0;
    right: -100%;
    width: 70%;
    height: 100vh;
    padding: 6rem 2rem 0;
    transition: right 0.4s;
    z-index: 100;
}

.nav__list {
    display: flex;
    flex-direction: column;
    gap: 2.5rem;
}

.nav__link {
    color: var(--text-color);
    transition: color 0.3s;
    font-weight: 600;
}

/* Show menu */
.show-menu {
    right: 0;
}

.backdrop {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 99;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.4s;
}

.show-backdrop {
    opacity: 1;
    pointer-events: all;
}

.nav__link:hover {
    color: var(--primary-color);
}

.nav__link.active-link {
    color: var(--primary-color);
    font-weight: 600;
}

.hero {
    padding-top: calc(var(--header-height));
    min-height: 100vh;
    display: flex;
    align-items: center;
    text-align: center;
    position: relative;
    z-index: 2;
}

.hero .container {
    position: relative;
    z-index: 2;
    display: flex;
    flex-direction: column;
    align-items: center;
}

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

#home {
    background: radial-gradient(circle at center, var(--surface-color) 0%, var(--background-color) 60%);
}

.hero__title {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    min-height: 80px;
    background: -webkit-linear-gradient(#fee6e6, #ff9a9c, #e46669);
    -webkit-background-clip: text; 
    -webkit-text-fill-color: #0000;
    background-clip: text;
    color: transparent;
    line-height: 1.1;
}

.hero__3d-asset, .section__3d-asset {
    position: relative;
    animation: float 6s ease-in-out infinite;
    pointer-events: none;
    margin-left: auto;
    margin-right: auto;
}

.hero__3d-asset img, .section__3d-asset img {
    width: 100%;
    filter: drop-shadow(0 20px 15px rgba(0,0,0,0.3));
}

.hero__3d-asset--laptop {
    width: 80%;
    max-width: 200px;
    margin-bottom: 2rem;
}

.section__assets-container {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 1.5rem;
    margin-top: 2rem;
    flex-wrap: wrap;
}

.section__3d-asset--server { width: 100px; }
.section__3d-asset--briefcase { width: 100px; animation-delay: -2s; }
.section__3d-asset--chair { width: 180px; }
.section__3d-asset--plant { width: 150px; animation-delay: -3s; }
.section__3d-asset--monitor { width: 120px; }
.section__3d-asset--keyboard { width: 150px; }
.section__3d-asset--pc { width: 120px; }
.section__3d-asset--telephone { width: 100px; }


@keyframes float {
    0% { transform: translateY(0px); }
    50% { transform: translateY(-15px); }
    100% { transform: translateY(0px); }
}

.hero__subtitle {
    font-size: 1.1rem;
    color: var(--subtle-text-color);
    margin-bottom: 2rem;
}

.button {
    display: inline-block;
    background-color: var(--primary-color);
    color: #fff;
    padding: 0.8rem 2rem;
    border-radius: 5px;
    font-weight: 600;
    transition: background-color 0.3s;
}

.button:hover {
    background-color: #c35255;
}

.services {
    /* background: linear-gradient(170deg, var(--surface-color) 0%, var(--background-color) 80%); */
}

.about {
    background: linear-gradient(170deg, var(--background-color) 20%, var(--surface-color) 100%);
}

.contact {
    background: linear-gradient(170deg, var(--surface-color) 0%, var(--background-color) 80%);
}

.services__container {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
}

.service__card {
    background-color: var(--surface-color);
    padding: 1.5rem;
    border-radius: 10px;
    border: 1px solid #333;
    transition: transform 0.3s, box-shadow 0.3s;
    text-align: center;
}

.service__icon {
    margin-bottom: 1rem;
}

.service__icon svg {
    width: 40px;
    height: 40px;
    stroke: var(--primary-color);
}

.service__card:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 15px rgba(228, 102, 105, 0.1);
}

.service__card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    background: linear-gradient(45deg, #ff9a9c, #e46669);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.about p, .contact p {
    max-width: 700px;
    margin: 0 auto 1.5rem auto;
    text-align: center;
    color: var(--subtle-text-color);
}

.portfolio, .process, .stack {
    background-color: var(--background-color);
}

.portfolio__container {
    display: grid;
    gap: 1.5rem;
}

.portfolio__item {
    background-color: var(--surface-color);
    border-radius: 10px;
    overflow: hidden;
    border: 1px solid #333;
    transition: transform 0.3s, box-shadow 0.3s;
}

.portfolio__item:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 15px rgba(228, 102, 105, 0.1);
}

.portfolio__image {
    height: 200px;
}

.portfolio__content {
    padding: 1.5rem;
}

.portfolio__content h3 {
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
    background: linear-gradient(45deg, #ff9a9c, #e46669);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.process__container {
    display: grid;
    gap: 2rem;
}

.process__step {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.process__number {
    font-size: 3rem;
    font-weight: 700;
    color: var(--surface-color);
    -webkit-text-stroke: 1px var(--primary-color);
}

.process__content h3 {
    margin-bottom: 0.5rem;
    font-size: 1.2rem;
}

.stack__container {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1rem;
}

.stack__item {
    background-color: var(--surface-color);
    padding: 0.5rem 1rem;
    border-radius: 5px;
    border: 1px solid #333;
    font-weight: 600;
}

.contact .button {
    margin-top: 1rem;
}

.footer {
    padding: 2rem 0;
    text-align: center;
    margin-top: 2rem;
    border-top: 1px solid #333;
    color: var(--subtle-text-color);
}

/* ================== DESKTOP STYLES ================== */
@media screen and (min-width: 768px) {
    .nav {
        height: calc(var(--header-height) + 1.5rem);
    }
    .nav__toggle,
    .nav__close {
        display: none;
    }
    .nav__list {
        flex-direction: row;
        gap: 2rem;
    }
    .nav__menu {
        position: static;
        width: auto;
        height: auto;
        padding: 0;
        background-color: transparent;
    }

    .section {
        padding: 6rem 0 2rem;
    }

    .section__title {
        font-size: 2.5rem;
    }

    .hero__title {
        font-size: 3.5rem;
        min-height: 100px;
    }
    
    .hero__3d-asset--laptop {
        width: 100%;
        max-width: 500px;
        margin-bottom: 3rem;
    }
    
    .section__assets-container {
        gap: 2rem;
        margin-top: 3rem;
    }

    .section__3d-asset--server { width: 150px; }
    .section__3d-asset--briefcase { width: 120px; }
    .section__3d-asset--chair { width: 300px; }
    .section__3d-asset--plant { width: 250px; }
    .section__3d-asset--monitor { width: 200px; }
    .section__3d-asset--keyboard { width: 250px; }
    .section__3d-asset--pc { width: 200px; }
    .section__3d-asset--telephone { width: 150px; }

    .services__container {
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
        gap: 2rem;
    }

    .portfolio__container {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .process__step {
        gap: 2rem;
    }

    .process__number {
        font-size: 4rem;
    }

    .process__container {
        gap: 2.5rem;
    }

}

#contact-email {
    text-align: center;
    margin: 0 auto;
    display: block;
}