/* ========================================
   TheVine Nutrition — Stylesheet
   Clean minimalist · Teal + Slate Grey
======================================== */

/* ---- CSS Custom Properties ---- */
:root {
    --color-teal:        #1A7A6D;
    --color-teal-light:  #239B8A;
    --color-teal-dark:   #145C52;
    --color-teal-pale:   #E8F4F2;
    --color-slate:       #2D3748;
    --color-slate-mid:   #4A5568;
    --color-slate-light: #718096;
    --color-slate-pale:  #EDF2F7;
    --color-cream:       #FAFAF8;
    --color-white:       #FFFFFF;
    --color-border:      #E2E8F0;
    --color-border-light:#F0F4F5;

    --font-serif:  'Cormorant Garamond', Georgia, serif;
    --font-sans:   'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

    --fs-xs:   0.75rem;
    --fs-sm:   0.8125rem;
    --fs-base: 0.9375rem;
    --fs-md:   1.0625rem;
    --fs-lg:   1.25rem;
    --fs-xl:   1.5rem;
    --fs-2xl:  2rem;
    --fs-3xl:  2.5rem;
    --fs-4xl:  3.25rem;
    --fs-5xl:  4.25rem;

    --space-1:  0.25rem;
    --space-2:  0.5rem;
    --space-3:  0.75rem;
    --space-4:  1rem;
    --space-5:  1.25rem;
    --space-6:  1.5rem;
    --space-8:  2rem;
    --space-10: 2.5rem;
    --space-12: 3rem;
    --space-16: 4rem;
    --space-20: 5rem;
    --space-24: 6rem;
    --space-32: 8rem;

    --radius-sm:  4px;
    --radius-md:  8px;
    --radius-lg:  12px;
    --radius-xl:  20px;

    --shadow-sm:  0 1px 3px rgba(45,55,72,0.06), 0 1px 2px rgba(45,55,72,0.04);
    --shadow-md:  0 4px 16px rgba(45,55,72,0.07), 0 2px 4px rgba(45,55,72,0.04);
    --shadow-lg:  0 12px 40px rgba(45,55,72,0.09), 0 4px 12px rgba(45,55,72,0.05);

    --transition-fast: 0.2s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);

    --max-width: 1200px;
}

/* ---- Reset & Base ---- */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
    font-size: 16px;
}

body {
    font-family: var(--font-sans);
    font-weight: 300;
    font-size: var(--fs-base);
    line-height: 1.7;
    color: var(--color-slate);
    background-color: var(--color-cream);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
}

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

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

button {
    font: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

ul, ol {
    list-style: none;
}

address {
    font-style: normal;
}

/* ---- Accessibility ---- */
.skip-link {
    position: absolute;
    top: -100%;
    left: var(--space-4);
    padding: var(--space-2) var(--space-4);
    background: var(--color-teal);
    color: var(--color-white);
    border-radius: var(--radius-sm);
    z-index: 200;
    font-size: var(--fs-sm);
    transition: top var(--transition-fast);
}

.skip-link:focus {
    top: var(--space-4);
}

/* ---- Container ---- */
.container {
    width: 100%;
    max-width: var(--max-width);
    margin-left: auto;
    margin-right: auto;
    padding-left: var(--space-6);
    padding-right: var(--space-6);
}

@media (min-width: 768px) {
    .container {
        padding-left: var(--space-10);
        padding-right: var(--space-10);
    }
}

@media (min-width: 1024px) {
    .container {
        padding-left: var(--space-16);
        padding-right: var(--space-16);
    }
}

/* ---- Typography ---- */
h1, h2, h3, h4 {
    font-family: var(--font-serif);
    font-weight: 400;
    line-height: 1.15;
    color: var(--color-slate);
}

em {
    font-style: italic;
    color: var(--color-teal);
}

/* ---- Section Labels ---- */
.section-label {
    display: inline-block;
    font-family: var(--font-sans);
    font-size: var(--fs-xs);
    font-weight: 500;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--color-teal);
    margin-bottom: var(--space-4);
    position: relative;
    padding-left: var(--space-6);
}

.section-label::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: var(--space-4);
    height: 1px;
    background: var(--color-teal);
}

/* ---- Section Titles ---- */
.section-title {
    font-size: var(--fs-3xl);
    margin-bottom: var(--space-6);
}

.section-subtitle {
    font-size: var(--fs-lg);
    color: var(--color-slate-light);
    max-width: 540px;
    line-height: 1.6;
}

/* ---- Buttons ---- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: 0.8em 1.8em;
    font-family: var(--font-sans);
    font-size: var(--fs-sm);
    font-weight: 400;
    letter-spacing: 0.04em;
    border-radius: var(--radius-sm);
    transition: all var(--transition-base);
    white-space: nowrap;
}

.btn--primary {
    background: var(--color-teal);
    color: var(--color-white);
    border: 1.5px solid var(--color-teal);
}

.btn--primary:hover {
    background: var(--color-teal-dark);
    border-color: var(--color-teal-dark);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn--ghost {
    background: transparent;
    color: var(--color-slate);
    border: 1.5px solid var(--color-border);
}

.btn--ghost:hover {
    border-color: var(--color-teal);
    color: var(--color-teal);
}

.btn--outline {
    background: transparent;
    color: var(--color-teal);
    border: 1.5px solid var(--color-teal);
    margin-top: var(--space-4);
}

.btn--outline:hover {
    background: var(--color-teal);
    color: var(--color-white);
}

.btn--full {
    width: 100%;
}

/* ========================================
   HEADER
======================================== */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background: rgba(250, 250, 248, 0.92);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--color-border-light);
    transition: box-shadow var(--transition-base);
}

.site-header.scrolled {
    box-shadow: var(--shadow-sm);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

/* ---- Logo ---- */
.logo {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    font-family: var(--font-serif);
    font-size: var(--fs-lg);
    color: var(--color-slate);
    transition: color var(--transition-fast);
}

.logo:hover {
    color: var(--color-teal);
}

.logo-icon {
    color: var(--color-teal);
}

.logo-text em {
    font-style: italic;
    color: var(--color-teal);
}

/* ---- Navigation ---- */
.nav-list {
    display: flex;
    align-items: center;
    gap: var(--space-8);
}

.nav-link {
    font-size: var(--fs-sm);
    font-weight: 400;
    letter-spacing: 0.02em;
    color: var(--color-slate-mid);
    position: relative;
    transition: color var(--transition-fast);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--color-teal);
    transition: width var(--transition-base);
}

.nav-link:hover {
    color: var(--color-teal);
}

.nav-link:hover::after {
    width: 100%;
}

.nav-link--cta {
    padding: var(--space-2) var(--space-5);
    border: 1.5px solid var(--color-teal);
    border-radius: var(--radius-sm);
    color: var(--color-teal);
    margin-left: var(--space-2);
}

.nav-link--cta::after {
    display: none;
}

.nav-link--cta:hover {
    background: var(--color-teal);
    color: var(--color-white);
}

/* ---- Nav Toggle ---- */
.nav-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 32px;
    height: 32px;
    padding: 4px;
    z-index: 110;
}

.nav-toggle-line {
    display: block;
    width: 100%;
    height: 1.5px;
    background: var(--color-slate);
    border-radius: 2px;
    transition: all var(--transition-base);
    transform-origin: center;
}

.nav-toggle[aria-expanded="true"] .nav-toggle-line:nth-child(1) {
    transform: translateY(6.5px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .nav-toggle-line:nth-child(2) {
    opacity: 0;
}

.nav-toggle[aria-expanded="true"] .nav-toggle-line:nth-child(3) {
    transform: translateY(-6.5px) rotate(-45deg);
}

/* ========================================
   HERO
======================================== */
.hero {
    padding-top: 72px;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: var(--color-cream);
    overflow: hidden;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-10);
    align-items: center;
    padding: var(--space-16) 0;
}

/* ---- Hero Content ---- */
.hero-eyebrow {
    font-size: var(--fs-xs);
    font-weight: 500;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--color-teal);
    margin-bottom: var(--space-5);
}

.hero-headline {
    font-size: var(--fs-4xl);
    font-weight: 300;
    line-height: 1.1;
    margin-bottom: var(--space-6);
    color: var(--color-slate);
}

.hero-headline em {
    color: var(--color-teal);
}

.hero-subheadline {
    font-size: var(--fs-md);
    color: var(--color-slate-light);
    line-height: 1.7;
    margin-bottom: var(--space-8);
    max-width: 480px;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-4);
}

/* ---- Hero Image ---- */
.hero-image {
    position: relative;
}

.hero-image-wrapper {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.hero-image-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.hero-image-accent {
    position: absolute;
    bottom: -20px;
    right: -20px;
    width: 60%;
    height: 60%;
    border: 1px solid var(--color-teal);
    border-radius: var(--radius-lg);
    z-index: -1;
    opacity: 0.3;
}

/* ========================================
   SECTIONS — General
======================================== */
.section {
    padding: var(--space-24) 0;
}

@media (min-width: 768px) {
    .section {
        padding: var(--space-32) 0;
    }
}

/* ---- About ---- */
.about-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-10);
    align-items: center;
}

.about-text p {
    color: var(--color-slate-mid);
    margin-bottom: var(--space-5);
    max-width: 520px;
}

.about-image {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

.about-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

/* ---- Offerings ---- */
.offerings {
    background: var(--color-white);
}

.section-header {
    text-align: center;
    margin-bottom: var(--space-16);
}

.section-header .section-subtitle {
    margin-left: auto;
    margin-right: auto;
}

.offerings-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-6);
}

.offering-card {
    padding: var(--space-8);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
    background: var(--color-cream);
}

.offering-card:hover {
    border-color: var(--color-teal);
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
    background: var(--color-white);
}

.offering-icon {
    width: 48px;
    height: 48px;
    color: var(--color-teal);
    margin-bottom: var(--space-5);
}

.offering-title {
    font-family: var(--font-serif);
    font-size: var(--fs-xl);
    margin-bottom: var(--space-3);
    color: var(--color-slate);
}

.offering-desc {
    font-size: var(--fs-base);
    color: var(--color-slate-light);
    line-height: 1.7;
}

/* ---- Philosophy ---- */
.philosophy-layout {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-10);
    align-items: start;
}

.philosophy-points {
    display: flex;
    flex-direction: column;
    gap: var(--space-8);
    margin-top: var(--space-8);
}

.philosophy-point {
    display: grid;
    grid-template-columns: 40px 1fr;
    gap: var(--space-5);
}

.point-number {
    font-family: var(--font-serif);
    font-size: var(--fs-2xl);
    font-weight: 300;
    color: var(--color-teal);
    opacity: 0.4;
    line-height: 1;
    padding-top: var(--space-1);
}

.philosophy-point h4 {
    font-family: var(--font-serif);
    font-size: var(--fs-lg);
    margin-bottom: var(--space-2);
    color: var(--color-slate);
}

.philosophy-point p {
    font-size: var(--fs-base);
    color: var(--color-slate-light);
    line-height: 1.7;
}

.philosophy-image {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

.philosophy-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

/* ---- Visit ---- */
.visit {
    background: var(--color-white);
}

.visit-layout {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-10);
    align-items: start;
}

.visit-details {
    margin-top: var(--space-8);
    display: flex;
    flex-direction: column;
    gap: var(--space-5);
}

.visit-row {
    display: grid;
    grid-template-columns: 80px 1fr;
    gap: var(--space-4);
    align-items: start;
}

.visit-label {
    font-size: var(--fs-xs);
    font-weight: 500;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--color-teal);
    padding-top: 0.2em;
}

.visit-value {
    font-size: var(--fs-md);
    color: var(--color-slate);
    line-height: 1.6;
}

.visit-link {
    font-size: var(--fs-md);
    color: var(--color-teal);
    border-bottom: 1px solid transparent;
    transition: border-color var(--transition-fast);
}

.visit-link:hover {
    border-color: var(--color-teal);
}

.visit-map {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

.visit-map-img {
    width: 100%;
    height: auto;
    display: block;
}

/* ---- Contact ---- */
.contact-layout {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-12);
    align-items: start;
}

.contact-text p {
    font-size: var(--fs-md);
    color: var(--color-slate-light);
    max-width: 440px;
    line-height: 1.7;
}

/* ---- Form ---- */
.contact-form {
    display: flex;
    flex-direction: column;
    gap: var(--space-5);
    background: var(--color-white);
    padding: var(--space-8);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border-light);
    box-shadow: var(--shadow-sm);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.form-label {
    font-size: var(--fs-xs);
    font-weight: 500;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--color-slate-mid);
}

.form-input {
    padding: 0.75em 1em;
    font-family: var(--font-sans);
    font-size: var(--fs-base);
    font-weight: 300;
    color: var(--color-slate);
    background: var(--color-cream);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
    outline: none;
    width: 100%;
}

.form-input::placeholder {
    color: var(--color-slate-light);
    opacity: 0.6;
}

.form-input:focus {
    border-color: var(--color-teal);
    background: var(--color-white);
    box-shadow: 0 0 0 3px rgba(26, 122, 109, 0.1);
}

.form-textarea {
    resize: vertical;
    min-height: 120px;
}

.form-success {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-4);
    background: var(--color-teal-pale);
    border-radius: var(--radius-sm);
    font-size: var(--fs-sm);
    color: var(--color-teal-dark);
    margin-top: var(--space-2);
}

.form-success svg {
    flex-shrink: 0;
    color: var(--color-teal);
}

/* ========================================
   FOOTER
======================================== */
.site-footer {
    background: var(--color-slate);
    color: rgba(255,255,255,0.7);
    padding: var(--space-16) 0 var(--space-8);
}

.footer-inner {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-10);
    padding-bottom: var(--space-10);
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

.footer-brand .logo {
    color: var(--color-white);
    margin-bottom: var(--space-3);
}

.footer-brand .logo-icon {
    color: var(--color-teal-light);
}

.footer-tagline {
    font-size: var(--fs-sm);
    color: rgba(255,255,255,0.5);
    max-width: 280px;
}

.footer-nav {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-4) var(--space-6);
}

.footer-nav a {
    font-size: var(--fs-sm);
    color: rgba(255,255,255,0.6);
    transition: color var(--transition-fast);
}

.footer-nav a:hover {
    color: var(--color-teal-light);
}

.footer-contact {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
    font-size: var(--fs-sm);
}

.footer-contact a {
    color: rgba(255,255,255,0.6);
    transition: color var(--transition-fast);
}

.footer-contact a:hover {
    color: var(--color-teal-light);
}

.footer-bottom {
    padding-top: var(--space-8);
    text-align: center;
}

.footer-bottom p {
    font-size: var(--fs-xs);
    color: rgba(255,255,255,0.35);
}

/* ========================================
   ANIMATIONS
======================================== */
.reveal {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity var(--transition-slow), transform var(--transition-slow);
}

.reveal.revealed {
    opacity: 1;
    transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* ========================================
   RESPONSIVE
======================================== */
@media (max-width: 767px) {
    :root {
        --fs-4xl: 2.5rem;
        --fs-3xl: 2rem;
        --fs-2xl: 1.5rem;
    }

    .nav-toggle {
        display: flex;
    }

    .main-nav {
        position: fixed;
        top: 0;
        right: 0;
        width: min(320px, 85vw);
        height: 100dvh;
        background: var(--color-cream);
        border-left: 1px solid var(--color-border);
        padding: 100px var(--space-8) var(--space-8);
        transform: translateX(100%);
        transition: transform var(--transition-base);
        z-index: 100;
        box-shadow: var(--shadow-lg);
    }

    .main-nav.open {
        transform: translateX(0);
    }

    .nav-list {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--space-5);
    }

    .nav-link--cta {
        margin-left: 0;
        margin-top: var(--space-4);
    }

    .nav-overlay {
        display: none;
        position: fixed;
        inset: 0;
        background: rgba(45,55,72,0.4);
        z-index: 99;
    }

    .nav-overlay.visible {
        display: block;
    }

    .hero-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-subheadline {
        margin-left: auto;
        margin-right: auto;
    }

    .hero-actions {
        justify-content: center;
    }

    .hero-image {
        order: -1;
    }

    .hero-image-wrapper {
        max-width: 400px;
        margin: 0 auto;
    }

    .hero-image-accent {
        display: none;
    }

    .about-grid,
    .philosophy-layout,
    .visit-layout,
    .contact-layout {
        grid-template-columns: 1fr;
    }

    .about-image,
    .philosophy-image {
        order: -1;
    }

    .offerings-grid {
        grid-template-columns: 1fr;
    }

    .visit-row {
        grid-template-columns: 70px 1fr;
    }

    .footer-inner {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .footer-brand {
        align-items: center;
    }

    .footer-nav {
        justify-content: center;
    }

    .footer-contact {
        align-items: center;
    }
}

@media (min-width: 768px) and (max-width: 1023px) {
    .offerings-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .hero-grid {
        grid-template-columns: 1fr 1fr;
        gap: var(--space-12);
    }

    .about-grid {
        grid-template-columns: 1fr 1fr;
        gap: var(--space-12);
    }

    .offerings-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .philosophy-layout {
        grid-template-columns: 1fr 1fr;
        gap: var(--space-12);
    }

    .visit-layout {
        grid-template-columns: 1fr 1fr;
        gap: var(--space-12);
    }

    .contact-layout {
        grid-template-columns: 1fr 1fr;
        gap: var(--space-16);
    }

    .footer-inner {
        grid-template-columns: 1.5fr 1fr 1fr;
        align-items: start;
    }
}

@media (min-width: 1200px) {
    .hero-headline {
        font-size: var(--fs-5xl);
    }
}