/* ---------- Design tokens ---------- */

:root {
    --paper: #FFFEFC;
    --paper-elev: #F5F5F2;
    --ink: #101828;
    --ink-soft: #55606E;
    --ink-deep: #000;
    --blue: #2C5F8D;
    --blue-deep: #1B3A5B;
    --accent: #ef582c;
    --rule: #E6E4DE;
    --danger: #B0323C;

    --r-pill: 9999px;
    --r-card: 24px;
    --r-input: 12px;
    --r-img: 20px;

    --content-max: 1200px;
    --content-mid: 800px;
    --pad-x: 24px;

    --font-sans: "Nunito Sans", system-ui, -apple-system, BlinkMacSystemFont,
                 "Segoe UI", Roboto, sans-serif;
    --font-display: "Playfair Display", Georgia, "Times New Roman", serif;

    --shadow-soft: 0 1px 2px rgba(16, 24, 40, 0.04),
                   0 8px 24px rgba(16, 24, 40, 0.06);
    --shadow-lift: 0 2px 4px rgba(16, 24, 40, 0.06),
                   0 12px 32px rgba(16, 24, 40, 0.10);
}

/* ---------- Base reset ---------- */

*, *::before, *::after {
    box-sizing: border-box;
}

html {
    font-size: 105%;
    -webkit-text-size-adjust: 100%;
}

body {
    margin: 0;
    background: var(--paper);
    color: var(--ink);
    font-family: var(--font-sans);
    font-size: 1rem;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

h1, h2, h3 {
    font-family: var(--font-display);
    font-weight: 400;
    line-height: 1.1;
    margin: 0 0 0.5em;
    letter-spacing: -0.01em;
}

h1 {
    font-size: clamp(2.25rem, 5vw, 4rem);
}

h2 {
    font-size: clamp(1.75rem, 3vw, 2.5rem);
}

h3 {
    font-size: 1.375rem; font-weight: 700;
}

p {
    margin: 0 0 1em;
}

a {
    color: var(--blue);
    text-decoration-thickness: 1.5px;
    text-underline-offset: 3px;
}

a:hover {
    color: var(--blue-deep);
}

/* ---------- Layout ---------- */

.site-header,
main,
.messages,
.site-footer {
    max-width: var(--content-max);
    margin-inline: auto;
    padding-inline: var(--pad-x);
}

/* ---------- Header ---------- */

.site-header {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding-block: 20px;
}

@media (min-width: 780px) {
    .site-header {
        gap: 24px; padding-block: 28px;
    }
}

.brand {
    display: flex;
    flex-direction: column;
    gap: 4px;
    line-height: 1.1;
    text-decoration: none;
    color: var(--ink);
}

.brand-name {
    font-family: var(--font-display);
    font-size: clamp(1.5rem, 1.2rem + 1vw, 1.875rem);
    font-weight: 700;
    letter-spacing: -0.01em;
}

.brand-tag {
    color: var(--ink-soft);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

/* ---------- Buttons ---------- */

.btn {
    display: inline-block;
    padding: 14px 26px;
    background: var(--blue-deep);
    color: var(--paper-elev);
    border: 0;
    border-radius: var(--r-pill);
    font-family: var(--font-sans);
    font-weight: 600;
    font-size: 1rem;
    text-decoration: none;
    cursor: pointer;
    transition: background-color 120ms ease;
}
.btn:hover {
    background: var(--blue);
    color: var(--paper-elev);
}

/* ---------- Messages ---------- */

.messages {
    margin-block-start: 16px;
    padding-block: 0;
    list-style: none;
}

.messages li {
    background: var(--paper-elev);
    border: 1px solid var(--rule);
    border-radius: var(--r-input);
    padding: 12px 16px;
    margin-bottom: 8px;
}

.messages .success {
    border-color: var(--blue);
}

/* ---------- Hero (home) ---------- */

.hero {
    display: grid;
    gap: 32px;
    padding-block: 24px 32px;
}
.hero-image .portrait {
    width: 100%;
    aspect-ratio: 4 / 5;
    object-fit: cover;
    border-radius: var(--r-img);
    box-shadow: var(--shadow-soft);
}
.hero-text h1 {
    margin-top: 0;
}

.hero-text h1 em {
    color: var(--accent);
    font-weight: 700;
}

.hero-text p {
    max-width: 56ch;
}

.hero-text p:last-of-type {
    margin-top: 8px;
}

@media (min-width: 780px) {
    .hero {
        grid-template-columns: minmax(0, 5fr) minmax(0, 6fr);
        gap: 48px;
        align-items: center;
        padding-block: 48px 64px;
    }
}

/* ---------- Contact ---------- */

.contact-page {
    display: flex;
    flex-direction: column;
    max-width: var(--content-mid);
    margin-inline: auto;
}

.contact-alt p {
    color: var(--ink-soft);
    font-size: 1rem;
}

.contact-alt p:first-child {
    margin-bottom: 24px;
}

.contact-alt a[href^="mailto:"] {
    color: var(--blue);
    font-weight: 600;
}

.contact-form-wrap {
    background: var(--paper-elev);
    border-radius: var(--r-card);
    padding: 32px;
    box-shadow: var(--shadow-soft);
    margin-bottom: 16px;
}

.contact-form .field {
    display: flex;
    flex-direction: column;
    gap: 6px;
    margin-bottom: 20px;
}

.contact-form label {
    font-weight: 600;
    font-size: 0.875rem;
    color: var(--ink);
}

.contact-form .req {
    color: var(--blue);
}

.contact-form input[type="text"],
.contact-form input[type="email"],
.contact-form select,
.contact-form textarea {
    width: 100%;
    padding: 12px 14px;
    background: var(--paper);
    color: var(--ink);
    border: 1px solid var(--rule);
    border-radius: var(--r-input);
    font-family: var(--font-sans);
    font-size: 1rem;
    line-height: 1.4;
    transition: border-color 120ms ease, box-shadow 120ms ease;
}

.contact-form textarea {
    min-height: 140px; resize: vertical;
}

.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: var(--blue);
    box-shadow: 0 0 0 3px rgba(44, 95, 141, 0.18);
}

.contact-form .errors {
    color: var(--danger);
    font-size: 0.875rem;
    margin: 4px 0 0;
    padding: 0;
    list-style: none;
}

.contact-form .form-actions {
    margin: 0;
}

/* ---------- Footer ---------- */

.site-footer {
    display: flex;
    flex-wrap: wrap;
    gap: 12px 24px;
    justify-content: space-between;
    align-items: center;
    border-top: 1px solid var(--rule);
    padding-block: 32px;
    color: var(--ink-soft);
    font-size: 0.875rem;
}

.site-footer a {
    color: var(--ink-soft);
    text-decoration-color: var(--rule);
}

.site-footer a:hover {
    color: var(--blue);
    text-decoration-color: var(--blue);
}

/* ---------- Focus ring (global) ---------- */

:focus-visible {
    outline: 2px solid var(--blue);
    outline-offset: 3px;
}

/* ---------- Reduced motion ---------- */

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        transition-duration: 0.01ms !important;
        animation-duration: 0.01ms !important;
    }
}