/* ── Custom Properties ──────────────────────────────────────────────── */

:root {
    --bg:       #F4F4F5;
    --white:    #FFFFFF;
    --sage:     #8FAE8B;
    --sage-mid: #7A9B76;
    --sage-dk:  #5C7B58;
    --rose:     #D4A5A5;
    --rose-dk:  #B88585;
    --ink:      #1C1C1C;
    --ink-soft: #3A3A3A;
    --muted:    #6B7280;
    --border:   #E2E2E2;

    --display:  'Fraunces', Georgia, serif;
    --body:     'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

    --max-w:    1080px;
    --nav-h:    64px;
}


/* ── Reset ──────────────────────────────────────────────────────────── */

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: var(--nav-h);
    font-size: 16px;
}

body {
    font-family: var(--body);
    background: var(--bg);
    color: var(--ink);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

a {
    color: inherit;
    text-decoration: none;
}


/* ── Typography ─────────────────────────────────────────────────────── */

h1, h2, h3 {
    font-family: var(--display);
    font-weight: 400;
    line-height: 1.1;
    letter-spacing: -0.02em;
    font-optical-sizing: auto;
    color: var(--ink);
}

p {
    font-size: 1rem;
    line-height: 1.8;
    color: var(--ink-soft);
}


/* ── Layout ─────────────────────────────────────────────────────────── */

.container {
    max-width: var(--max-w);
    margin: 0 auto;
    padding: 0 clamp(1.25rem, 4vw, 2.5rem);
}


/* ── Buttons ─────────────────────────────────────────────────────────── */

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border-radius: 4px;
    font-family: var(--body);
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: background 0.2s, color 0.2s, border-color 0.2s, transform 0.15s;
    text-decoration: none;
    border: 2px solid transparent;
    white-space: nowrap;
    line-height: 1;
}

.btn:hover  { transform: translateY(-1px); }
.btn:active { transform: translateY(0); }

.btn--primary {
    background: var(--sage);
    color: var(--white);
    border-color: var(--sage);
}
.btn--primary:hover {
    background: var(--sage-mid);
    border-color: var(--sage-mid);
}

.btn--outline {
    background: transparent;
    color: var(--ink);
    border-color: var(--border);
}
.btn--outline:hover {
    border-color: var(--sage);
    color: var(--sage-dk);
}

.btn--sm {
    padding: 0.5rem 1.1rem;
    font-size: 0.85rem;
}

.btn--full {
    width: 100%;
    justify-content: center;
}


/* ── Section Labels ──────────────────────────────────────────────────── */

.section-label {
    font-family: var(--body);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--sage-dk);
    margin-bottom: 2.5rem;
}

.section-title {
    font-family: var(--display);
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 400;
    color: var(--ink);
    margin-bottom: 2.5rem;
}


/* ── Navigation ──────────────────────────────────────────────────────── */

.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background: var(--bg);
    transition: box-shadow 0.3s, background 0.3s;
}

.nav--scrolled {
    box-shadow: 0 1px 0 var(--border), 0 4px 16px rgba(0, 0, 0, 0.05);
    background: rgba(244, 244, 245, 0.96);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}

.nav__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: var(--nav-h);
    gap: 2rem;
}

.nav__logo {
    font-family: var(--display);
    font-size: 1.1rem;
    font-weight: 400;
    color: var(--ink);
    flex-shrink: 0;
    letter-spacing: -0.01em;
}

.nav__toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    color: var(--ink);
    padding: 0.25rem;
    line-height: 0;
}

.nav__menu {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav__link {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--muted);
    transition: color 0.2s;
}
.nav__link:hover { color: var(--ink); }

/* Mobile nav */
@media (max-width: 680px) {
    .nav__toggle { display: flex; }

    .nav__menu {
        display: none;
        position: absolute;
        top: var(--nav-h);
        left: 0;
        right: 0;
        background: var(--bg);
        border-bottom: 1px solid var(--border);
        padding: 1.5rem clamp(1.25rem, 4vw, 2.5rem);
        flex-direction: column;
        align-items: flex-start;
        gap: 1.25rem;
        box-shadow: 0 8px 24px rgba(0, 0, 0, 0.06);
    }

    .nav__menu--open { display: flex; }
}


/* ── Hero ────────────────────────────────────────────────────────────── */

.hero {
    padding-top: calc(var(--nav-h) + clamp(3rem, 8vw, 5rem));
    padding-bottom: clamp(4rem, 8vw, 6rem);
    background: var(--white);
}

.hero__inner {
    display: grid;
    grid-template-columns: 1fr;
    gap: 3rem;
    align-items: center;
}

@media (min-width: 768px) {
    .hero__inner {
        grid-template-columns: 1fr auto;
        gap: 5rem;
    }
}

.hero__eyebrow {
    font-size: 0.78rem;
    font-weight: 500;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--sage-dk);
    margin-bottom: 1rem;
}

.hero__name {
    font-family: var(--display);
    font-size: clamp(3.5rem, 9vw, 7rem);
    font-weight: 300;
    color: var(--ink);
    line-height: 1;
    letter-spacing: -0.03em;
    margin-bottom: 0.75rem;
}

.hero__roles {
    font-family: var(--body);
    font-size: clamp(1rem, 2vw, 1.15rem);
    font-weight: 400;
    color: var(--muted);
    margin-bottom: 1.75rem;
}

.hero__desc {
    font-size: 1rem;
    line-height: 1.8;
    color: var(--ink-soft);
    max-width: 520px;
    margin-bottom: 2.5rem;
}

.hero__actions {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.hero__photo { flex-shrink: 0; }

.hero__photo-img {
    width: clamp(240px, 30vw, 340px);
    aspect-ratio: 3 / 4;
    border-radius: 6px;
    object-fit: cover;
    object-position: center top;
    display: block;
}


/* ── Topics ──────────────────────────────────────────────────────────── */

.topics {
    padding: clamp(4rem, 8vw, 7rem) 0;
    background: var(--bg);
}

.topics__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.25rem;
}

@media (min-width: 640px) {
    .topics__grid { grid-template-columns: repeat(3, 1fr); }
}

.topic-card {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 2rem;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.topic-card:hover {
    border-color: var(--sage);
    box-shadow: 0 4px 24px rgba(143, 174, 139, 0.12);
}

.topic-card__icon {
    color: var(--sage-dk);
    margin-bottom: 1.25rem;
    line-height: 0;
}

.topic-card__title {
    font-family: var(--display);
    font-size: 1.2rem;
    font-weight: 400;
    color: var(--ink);
    margin-bottom: 0.75rem;
    line-height: 1.3;
}

.topic-card__body {
    font-size: 0.9rem;
    line-height: 1.75;
    color: var(--muted);
}


/* ── About ───────────────────────────────────────────────────────────── */

.about {
    padding: clamp(4rem, 8vw, 7rem) 0;
    background: var(--white);
}

.about__inner {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
}

@media (min-width: 768px) {
    .about__inner {
        grid-template-columns: 180px 1fr;
        gap: 5rem;
        align-items: start;
    }
}

.about__heading .section-title { margin-bottom: 0; }

@media (min-width: 768px) {
    .about__heading .section-title {
        position: sticky;
        top: calc(var(--nav-h) + 2rem);
    }
}

.about__body p {
    font-size: 1.05rem;
    margin-bottom: 1.25rem;
}
.about__body p:last-of-type { margin-bottom: 2rem; }


/* ── Speaking ────────────────────────────────────────────────────────── */

.speaking {
    padding: clamp(4rem, 8vw, 7rem) 0;
    background: var(--bg);
}

.talks__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.25rem;
    margin-bottom: 3.5rem;
}

@media (min-width: 768px) {
    .talks__grid { grid-template-columns: repeat(3, 1fr); }
}

.talk-card {
    background: var(--white);
    border: 1px solid var(--border);
    border-top: 3px solid var(--rose);
    border-radius: 0 0 6px 6px;
    padding: 2rem;
    display: flex;
    flex-direction: column;
}

.talk-card__title {
    font-family: var(--display);
    font-size: 1.15rem;
    font-weight: 400;
    color: var(--ink);
    margin-bottom: 1rem;
    line-height: 1.3;
}

.talk-card__body {
    font-size: 0.9rem;
    line-height: 1.75;
    color: var(--muted);
    margin-bottom: 1.5rem;
    flex: 1;
}

.talk-card__formats {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
}

.format-tag {
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: var(--sage-dk);
    background: rgba(143, 174, 139, 0.12);
    border-radius: 3px;
    padding: 0.25rem 0.6rem;
}

.speaking__engagements {
    border-top: 1px solid var(--border);
    padding-top: 2.5rem;
    margin-bottom: 2.5rem;
}

.speaking__sub-title {
    font-family: var(--display);
    font-size: 1.4rem;
    font-weight: 400;
    color: var(--ink);
    margin-bottom: 1rem;
}

.speaking__empty {
    font-size: 0.9rem;
    color: var(--muted);
    font-style: italic;
}

.speaking__cta {
    text-align: center;
    padding: clamp(2rem, 5vw, 3rem);
    border: 1px dashed var(--border);
    border-radius: 6px;
    background: var(--white);
}

.speaking__cta p {
    font-size: 1.05rem;
    color: var(--ink-soft);
    margin-bottom: 1.25rem;
}


/* ── Writing ─────────────────────────────────────────────────────────── */

.writing {
    padding: clamp(4rem, 8vw, 7rem) 0;
    background: var(--white);
}

.writing__empty {
    font-size: 0.95rem;
    color: var(--muted);
    font-style: italic;
    padding: 3rem;
    border: 1px dashed var(--border);
    border-radius: 6px;
    text-align: center;
}


/* ── Contact ─────────────────────────────────────────────────────────── */

.contact {
    padding: clamp(4rem, 8vw, 7rem) 0;
    background: var(--bg);
}

.contact__inner {
    display: grid;
    grid-template-columns: 1fr;
    gap: 3rem;
}

@media (min-width: 768px) {
    .contact__inner {
        grid-template-columns: 1fr 1fr;
        gap: 5rem;
        align-items: start;
    }
}

.contact__intro p {
    font-size: 1rem;
    color: var(--ink-soft);
    margin-bottom: 2rem;
    line-height: 1.8;
}

.contact__links {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.contact__link {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    font-size: 0.95rem;
    color: var(--ink-soft);
    transition: color 0.2s;
}
.contact__link:hover { color: var(--sage-dk); }
.contact__link svg { color: var(--sage); flex-shrink: 0; }

/* Form */
.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.form-field {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}

.form-field label {
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--ink-soft);
}

.form-field input,
.form-field textarea {
    font-family: var(--body);
    font-size: 0.95rem;
    color: var(--ink);
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: 4px;
    padding: 0.75rem 1rem;
    transition: border-color 0.2s, box-shadow 0.2s;
    width: 100%;
    resize: vertical;
    appearance: none;
}

.form-field input:focus,
.form-field textarea:focus {
    outline: none;
    border-color: var(--sage);
    box-shadow: 0 0 0 3px rgba(143, 174, 139, 0.2);
}

.form-success {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    padding: 1.5rem;
    background: rgba(143, 174, 139, 0.1);
    border: 1px solid var(--sage);
    border-radius: 6px;
    color: var(--sage-dk);
    font-weight: 500;
}
.form-success svg { flex-shrink: 0; margin-top: 2px; }
.form-success p { color: var(--sage-dk); margin: 0; }

.form-error {
    padding: 1rem 1.25rem;
    background: rgba(212, 165, 165, 0.12);
    border: 1px solid var(--rose);
    border-radius: 4px;
    color: var(--rose-dk);
    font-size: 0.9rem;
}


/* ── Footer ──────────────────────────────────────────────────────────── */

.footer {
    background: var(--ink);
    padding: 2rem 0;
}

.footer__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
    flex-wrap: wrap;
}

.footer__copy {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.4);
}

.footer__nav {
    display: flex;
    gap: 1.5rem;
}

.footer__nav a {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.4);
    transition: color 0.2s;
}
.footer__nav a:hover { color: rgba(255, 255, 255, 0.85); }