/* Class 16: Step 3: padding counts inside width not on top of it */
* {
    box-sizing: border-box;
}

/* Class 11: Step 4: the basics */

:root {
    /*Lab 11: Task 5: my own colors*/
    --text: #2d1b2d;
    --text-muted: #8a5a7b;
    --accent: #db2777;
    --background: #fdf2f8;
    --border: #fbcfe8;
    /* Lab 16: Task 1: error color */
    --error: crimson;
}

body {
    font-family: "Bitter", system-ui, -apple-system, "Segoe UI", sans-serif;
    color: var(--text);
    background: var(--background);
    line-height: 1.6;
    max-width: 42rem;
    margin: 0 auto;
    padding: 3rem 1.5rem;
}

/*Lab 12: Task 1: header side by side */
header {
    display: flex; 
    /* Lab 12: Task 4: let the header stack when there isn't room */
    /* flex-wrap: wrap; */
    align-items: center; 
    gap: 1.5rem; 
    /* Lab 14: Task 6: a hero header */
    min-height: 40vh;
    flex-direction: column;
    justify-content: center;
    text-align: center;
}

h1 { font-size: 3rem;   /*Class 12: Step 2: my own scale*/
    line-height:1.1;
    margin-bottom: 0.25rem; }

header p { color: var(--text-muted); font-size: 1.1rem; margin-top: 0; }

h2 {
    font-size: 1.75rem;
    line-height: 1.2;
    margin-top: 2.5rem;
    border-bottom: 1px solid var(--border);
    padding-bottom: 0.5rem;
    margin-bottom: 1rem;
}

p{
    font-size: 1.05rem;
    margin-bottom: 1rem;
}

/* Lab 12: Task 3: footer */
/* Lab 14: Task 4: footer stacks on narrow screens */
footer { 
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    align-items: center;
    border-top: 1px solid var(--border);
    padding-top: 1.5rem;
}

@media (min-width: 40rem) {
    footer {
        flex-direction: row;
        justify-content: space-between;
    }
}

/* Lab 11: Task 4: links */
a{
    color: var(--accent);
    text-decoration: none;
    border-bottom: 1px solid transparent;
}
a:hover { border-bottom-color: var(--accent); }

.portrait {
    width: 180px;
    height: 180px;
    object-fit: cover;
    border-radius: 50%;
}


/* Class 12: Step 4: spacing on purpose */
section { margin-bottom: 3rem; }
/* Lab 12: Task 2: list without bullets */
ul { 
    list-style: none;
    padding-left: 0;
 }
li { 
    margin-bottom: 0.75rem;
    padding-left: 1rem;
    border-left: 2px solid var(--accent);
 }

/* Class 13: Step 3: the nav bar */
/* Lab 14: Task 1: the nav stacks on narrow screens */
nav ul {
    list-style: none;
    padding-left: 0;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    margin-bottom: 2rem;
}

@media (min-width: 40rem) {
    nav ul {
        flex-direction: row;
        gap: 1.5rem;
    }
}

nav a {
    text-decoration: none;
    font-weight: 700;
    padding-bottom: 0.25rem;
    border-bottom: 2px solid transparent;
    /* Lab 14: Task 5: fixes */
    padding: 0.5rem O;
    display: inline-block;
}

nav a:hover {
    border-bottom-color: var(--accent);
}

/* Lab 13: Task 1: which page you're on */
nav a.current {
    border-bottom-color: var(--accent);
    color: var(--accent);
}

/* Lab 13: Task 4: separate the bar from the header*/
nav {
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border);
    margin-bottom: 2rem;
}

/*  Lab 13: Task 5: Tab through the page */
nav a:focus-visible {
    outline: 2px solid var(--accent);
}

/* Class 14: Step 2: the cards go in a row */
.cards {
    display: flex;
    /* Class 14: Step 3: stack by default */
    flex-direction: column;
    gap: 1.5rem;
    margin-top: 2rem;
}

.card {
    flex: 1;
    padding: 1.5rem;
    border: 1px solid var(--border);
    border-radius: 8px;
}

/* Class 14: Step 3: a row when there's room */
@media (min-width: 40rem) {
    .cards { flex-direction: row; }
}

/* Lab 14: Task 5: fixes */
img { max-width: 100%; height:auto; }

/* Class 15: Step 4: the dark theme */
body.dark {
    --text: #fce7f3;
    --text-muted: #c084a8;
    --accent: #f472b6;
    --background: #1a0f1a;
    --border: #4a2540;
    /* Lab 16: Task 1: error color */
    --error: lightsalmon;
}

/* Class 16: Step 3: the form */
form label {
    display: block;
    font-weight: 500;
    margin-bottom: 0.25rem;
    /* Lab 16: Task 3: label has a cursor */
    cursor: pointer;
}

form input, form textarea {
    font: inherit;
    width: 100%;
    padding: 0.5rem;
    border: 1px solid var(--border);
    border-radius: 6px;
    background: var(--background);
    color: var(--text);
    /* Lab 16: Task 3: field fixes */
    box-sizing: border-box;
}

form input:focus, form textarea:focus {
    outline: 2px solid var(--accent);
    outline-offset: 1px;
}

form button {
    font: inherit;
    font-weight: 700;
    color: var(--background);
    background: var(--accent);
    border: none;
    border-radius: 6px;
    padding: 0.6rem 1.4rem;
    cursor: pointer;
    /* Lab 16: Task 3: big enough button to hit with a thumb */
    min-height: 44px;
}

#form-status {
    font-weight: 600;
    color: var(--accent);
}

/* Lab 16: Task 1: the error state */
#form-status.error {
    color: var(--error);
}