/* Global Rules */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
}

/* CSS Custom Properties */
:root {
    /* Colors */
    --color-black: #000000;
    --color-white: #ffffff;
    --color-gray-400: #71717A;
    --color-gray-300: #D4D4D8;
    --color-gray-500: #404040;
    --color-gray-600: #27272A;
    --color-shadow: rgba(206, 209, 218, 0.588);

    /* Typography */
    --font-base: "Sora", sans-serif;
    --ls-tight: -0.02em;

    /* Spacing */
    --space-1: 0.5rem;    /* 8px  */
    --space-2: 0.75rem;   /* 12px */
    --space-3: 1rem;      /* 16px */
    --space-4: 1.5rem;    /* 24px */
    --space-5: 2rem;      /* 32px */
    --space-6: 2.5rem;    /* 40px */
    --space-7: 3rem;      /* 48px */
    --space-8: 4rem;      /* 64px */
    --space-9: 5rem;      /* 80px */
    --space-10: 6rem;     /* 96px */

    /* Border Radius */
    --radius-sm: 0.25rem;   /* 4px  */
    --radius-md: 0.625rem;  /* 10px */
    --radius-lg: 1.25rem;   /* 20px */

    /* Border Width */
    --border-regular: 2px;

}

body {
    font-family: var(--font-base);
    letter-spacing: var(--ls-tight);
}

a {
    text-decoration: none;
}

img {
    max-width: 100%;
}

ul {
    list-style: none;
}

h2 {
    font-size: 1.75rem;
    font-weight: 400;
    width: fit-content;
    margin-inline: auto;
    margin-bottom: var(--space-6);
}

/* Utilities */
.fw-extrabold {
    font-weight: 800;
}

.text-white {
    color: var(--color-white);
}

.text-outline {
    text-shadow:
        1.5px 0 var(--color-black),
        -1.5px 0 var(--color-black),
        0 1.5px var(--color-black),
        0 -1.5px var(--color-black),
        1.5px 1.5px var(--color-black),
        -1.5px -1.5px var(--color-black),
        -1.5px 1.5px var(--color-black),
        1.5px -1.5px var(--color-black);
}

/* Layout  */
.container {
    width: 100%;
    margin-inline: auto;
    padding-inline: var(--space-3);
}

/* Header & Navigation  */
header {
    padding-block: var(--space-3);
}

nav {
    display: flex;
    position: relative;
    justify-content: space-between;
    align-items: center;
}

.logo-box {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.logo-image {
    width: 1.5rem;
}

.logo-text {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-black);
}

.menu {
    position: relative;
}

.nav-open {
    display: block;
}

.nav-close {
    display: none;
    width: 1.625rem;
}

.menu input {
    display: block;
    position: absolute;
    bottom: 0;
    right: 0;
    width: 1.6875rem;
    height: 1.125rem;
    opacity: 0;
    cursor: pointer;
}

nav:has(input:checked) .nav-open {
    display: none;
}

nav:has(input:checked) .nav-close {
    display: block;
}

.mobile-nav {
    display: none;
    position: absolute;
    top: calc(100% + var(--space-3));
    right: 0;
    width: calc(100vw - var(--space-5));
    background-color: var(--color-white);
}

nav:has(input:checked) .mobile-nav {
    display: block;
}

.mobile-nav li .link {
    display: block;
    text-align: center;
    font-weight: 600;
    color: var(--color-black);
    padding: var(--space-3);
    border-bottom: var(--border-regular) solid var(--color-black);
}

.mobile-nav li:first-child .link {
    border-top: var(--border-regular) solid var(--color-black);
}

.desktop-nav {
    display: none;
}

.btn-resume {
    display: none;
    padding-inline: 1.25rem;
    padding-block: var(--space-3);
    font-family: var(--font-base);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-white);
    background-color: var(--color-black);
    border: none;
    border-radius: var(--radius-sm);
    gap: var(--space-2);
    align-items: center;
    letter-spacing: var(--ls-tight);
    cursor: pointer;
}

/* Intro Section  */
.intro-section {
    margin-top: var(--space-6);
}

.intro-img {
    display: block;
    width: 21.4375rem;
    margin-inline: auto;
    margin-bottom: var(--space-6);
}

.intro-img-lg {
    display: none;
}

.intro-heading {
    font-size: 1.75rem;
    margin-bottom: var(--space-6);
    max-width: 18.75rem;
    margin-inline: auto;
    text-wrap: wrap;
}

.intro-desc {
    color: var(--color-gray-400);
    margin-bottom: var(--space-6);
}

.social-links {
    display: flex;
    gap: var(--space-4);
}

.social-links a {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 3rem;
    height: 3rem;
    border: var(--border-regular) solid var(--color-black);
    border-radius: var(--radius-sm);
}

.social-links a:first-child {
    background-color: var(--color-black);
}

.social-links a img {
    width: 1.25rem;
    height: 1.25rem;
}

/* Skills Section */
.skills-section {
    margin-top: var(--space-10);
    margin-bottom: var(--space-9);
}

.skills {
    display: flex;
    gap: var(--space-4);
    flex-wrap: wrap;
    justify-content: center;
}

.skill {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
    align-items: center;
    justify-content: center;
    min-width: 10rem;
    height: 10rem;
    padding: 1.5px;
    border: var(--border-regular) solid var(--color-black);
}

.skill:nth-child(6) {
    background-color: var(--color-black);
}

.skill:nth-child(6) .skill-name {
    color: var(--color-white);
}

.skill-image {
    display: block;
    width: 3.5rem;
    height: 3.5rem;
}

.skill-name {
    font-size: 1.25rem;
    font-weight: 700;
}

/* Experience Section */
.experience-section {
    padding-top: var(--space-10);
    padding-bottom: var(--space-10);
    background-color: var(--color-black);
}

.experience-cards {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.experience-cards .card {
    border: 1px solid var(--color-gray-400);
    border-radius: var(--radius-md);
    padding-inline: var(--space-4);
    padding-block: 1.875rem;
}

.experience-cards .card:nth-child(2) {
    background-color: var(--color-gray-600);
}

.role-wrapper {
    display: flex;
    align-items: center;
    gap: 1.875rem;
    margin-bottom: 1.875rem;
}

.company-logo {
    width: 2rem;
    height: 2rem;
}

.experience-cards .role {
    font-size: 1.25rem;
    color: var(--color-white);
}

.experience-cards .date {
    display: block;
    color: var(--color-gray-300);
    margin-bottom: 1.75rem;
}

.experience-cards .details {
    color: var(--color-gray-300);
}

/* About Section */
.about-section {
    margin-top: var(--space-5);
    margin-bottom: var(--space-8);
}

.about-img {
    display: block;
    margin-bottom: var(--space-5);
    margin-inline: auto;
}

.about-section .text {
    color: var(--color-gray-400);
}

/* Projects Section  */
.projects-section {
    padding-top: var(--space-7);
    padding-bottom: var(--space-3);
    background-color: var(--color-black);
}

.project {
    margin-bottom: var(--space-5);
}

.project-num {
    display: block;
    color: var(--color-white);
    font-size: 1.5rem;
    font-weight: 800;
    margin-top: var(--space-4);
}

.project-name {
    display: block;
    color: var(--color-white);
    font-size: 1.25rem;
    font-weight: 800;
    margin-top: var(--space-4);
}

.project-details {
    color: var(--color-gray-400);
    margin-top: var(--space-4);
}

.project-link {
    display: block;
    margin-top: var(--space-4);
}

/* Testimonial Section */
.testimonial-section {
    padding-top: var(--space-7);
    padding-bottom: var(--space-3);
}

.testimonial-section .card {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: var(--space-4);
    margin-bottom: var(--space-6);
    border-radius: var(--radius-lg);
    box-shadow:
        1.5px 5px 10px var(--color-shadow),
        0 5px 10px var(--color-shadow),
        -1.5px 5px 10px var(--color-shadow),
        0 -0.5px 0 var(--color-shadow);
}

.testimonial-section .card:nth-of-type(2) {
    background-color: var(--color-black);
}

.testimonial-section .card:nth-of-type(2) .card-text {
    color: var(--color-white);
    font-weight: 200;
}

.testimonial-section .card:nth-of-type(2) .separator {
    background-color: var(--color-white);
}

.testimonial-section .card:nth-of-type(2) .name,
.testimonial-section .card:nth-of-type(2) .role {
    color: var(--color-white);
}

.card-image {
    width: 6rem;
    margin-bottom: var(--space-4);
}

.card-text {
    text-align: center;
    color: var(--color-gray-500);
    margin-bottom: var(--space-4);
}

.separator {
    display: block;
    background-color: var(--color-black);
    width: 7.5rem;
    height: var(--border-regular);
    margin-bottom: var(--space-4);
}

.name {
    color: var(--color-gray-500);
    margin-bottom: var(--space-4);
}

.role {
    color: var(--color-gray-400);
}

/* Contact Section */
.contact-section {
    padding-block: 3.125rem;
}

.contact-section form input {
    width: 100%;
    padding: var(--space-3) var(--space-4);
    border: 1.4px solid var(--color-black);
    border-radius: var(--radius-sm);
    margin-bottom: var(--space-3);
}

.contact-section form textarea {
    width: 100%;
    height: 8.75rem;
    padding: var(--space-3) var(--space-4);
    margin-bottom: var(--space-3);
    font-family: var(--font-base);
}

.contact-section .actions .social-links {
    display: none;
}

.btn-submit {
    padding-inline: var(--space-3);
    padding-block: var(--space-2);
    margin-bottom: var(--space-5);
    font-family: var(--font-base);
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-white);
    background-color: var(--color-black);
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    letter-spacing: var(--ls-tight);
}

.contact-section > .container > .col > .social-links {
    margin-bottom: var(--space-5);
}

.contact-section h2 {
    text-align: left;
    word-spacing: 0.2em;
    margin: 0 0 var(--space-5) 0;
}

.contact-section .text {
    color: var(--color-gray-400);
    margin-bottom: var(--space-5);
}

.contact-section .email {
    margin-bottom: var(--space-2);
    max-width: 16.875rem;
    text-wrap: wrap;
}

.contact-section .email,
.contact-section .mobile {
    display: block;
    font-size: 1.25rem;
}

/* Footer */
footer {
    background-color: var(--color-black);
    padding-block: var(--space-5);

}  

footer .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

footer .logo-text {
    color: var(--color-white);
    font-size: 1.25rem;
    font-weight: 700;
}

.copyright-text {
    display: block;
    color: var(--color-white);
    text-align: right;
    line-height: 2;
    font-weight: 600;
    font-size: 0.75rem;
}