/* ==========================================================================
   main.css — Custom Properties, Reset, Typography, Layout, Navigation, Footer
   Dom Morris Photography — Premium Dark Aesthetic
   ========================================================================== */

/* --------------------------------------------------------------------------
   Google Fonts Import
   -------------------------------------------------------------------------- */

@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:wght@300;400;500;600;700&family=Montserrat:wght@200;300;400;500;600&display=swap');

/* --------------------------------------------------------------------------
   CSS Custom Properties
   -------------------------------------------------------------------------- */

:root {
    /* Colours — Dark moody palette */
    --color-bg: #0d0d0d;
    --color-bg-elevated: #1a1a1a;
    --color-bg-card: #161616;
    --color-text: #f5f0eb;
    --color-text-muted: #a89f95;
    --color-accent: #c9a96e;
    --color-accent-dark: #a8883d;
    --color-accent-light: #e0c98f;
    --color-overlay: rgba(0, 0, 0, 0.85);
    --color-border: rgba(201, 169, 110, 0.2);
    --color-error: #e74c3c;
    --color-success: #2ecc71;

    /* Typography */
    --font-heading: 'Cormorant Garamond', serif;
    --font-body: 'Montserrat', sans-serif;
    --font-size-base: 1rem;

    /* Spacing */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 2rem;
    --space-xl: 4rem;
    --space-2xl: 6.25rem;

    /* Layout */
    --max-width: 1400px;
    --nav-height: 100px;

    /* Transitions */
    --transition-fast: 200ms ease;
    --transition-normal: 400ms ease;
    --transition-slow: 600ms cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

/* --------------------------------------------------------------------------
   CSS Reset / Normalize
   -------------------------------------------------------------------------- */

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

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

body {
    min-height: 100vh;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

img,
picture,
video,
canvas,
svg {
    display: block;
    max-width: 100%;
}

input,
button,
textarea,
select {
    font: inherit;
}

ul[role="list"],
ol[role="list"] {
    list-style: none;
}

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

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

/* --------------------------------------------------------------------------
   Base Typography
   -------------------------------------------------------------------------- */

body {
    font-family: var(--font-body);
    font-size: var(--font-size-base);
    font-weight: 300;
    color: var(--color-text);
    background-color: var(--color-bg);
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 400;
    line-height: 1.15;
    color: var(--color-text);
    letter-spacing: 0.02em;
}

h1 {
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 300;
}

h2 {
    font-size: clamp(1.75rem, 4vw, 3rem);
    font-weight: 400;
}

h3 {
    font-size: clamp(1.25rem, 3vw, 2rem);
}

h4 {
    font-size: 1.25rem;
}

p {
    margin-bottom: var(--space-md);
    line-height: 1.8;
    color: var(--color-text-muted);
}

p:last-child {
    margin-bottom: 0;
}

strong {
    font-weight: 600;
    color: var(--color-text);
}

/* --------------------------------------------------------------------------
   Focus Styles (Accessibility)
   -------------------------------------------------------------------------- */

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

/* --------------------------------------------------------------------------
   Container & Max-Width Utility
   -------------------------------------------------------------------------- */

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

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

/* --------------------------------------------------------------------------
   Responsive Grid Utilities
   -------------------------------------------------------------------------- */

.grid {
    display: grid;
    gap: var(--space-lg);
}

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

.grid-3 {
    grid-template-columns: repeat(3, 1fr);
}

.grid-4 {
    grid-template-columns: repeat(4, 1fr);
}

@media (max-width: 1200px) {
    .grid-4 {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 768px) {
    .grid-2,
    .grid-3,
    .grid-4 {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 480px) {
    .grid-2,
    .grid-3,
    .grid-4 {
        grid-template-columns: 1fr;
    }
}

/* --------------------------------------------------------------------------
   Flexbox Layout Utilities
   -------------------------------------------------------------------------- */

.flex { display: flex; }
.flex-col { flex-direction: column; }
.flex-wrap { flex-wrap: wrap; }
.flex-center { align-items: center; justify-content: center; }
.flex-between { align-items: center; justify-content: space-between; }
.gap-xs { gap: var(--space-xs); }
.gap-sm { gap: var(--space-sm); }
.gap-md { gap: var(--space-md); }
.gap-lg { gap: var(--space-lg); }
.gap-xl { gap: var(--space-xl); }

/* --------------------------------------------------------------------------
   Section Spacing — Premium generous whitespace
   -------------------------------------------------------------------------- */

section {
    padding: var(--space-2xl) 0;
}

@media (max-width: 768px) {
    section {
        padding: var(--space-xl) 0;
    }
}

main {
    padding-top: var(--nav-height);
}

/* Section titles */
.section-title {
    text-align: center;
    margin-bottom: var(--space-xl);
}

.section-title h2 {
    margin-bottom: var(--space-sm);
}

.section-title .accent-line {
    display: block;
    width: 60px;
    height: 1px;
    background: var(--color-accent);
    margin: var(--space-md) auto 0;
}

/* --------------------------------------------------------------------------
   Navigation Bar — Transparent on hero, solid on scroll
   -------------------------------------------------------------------------- */

.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    height: var(--nav-height);
    background-color: transparent;
    transition: background-color var(--transition-normal), box-shadow var(--transition-normal);
}

.site-header.nav-scrolled {
    background-color: rgba(13, 13, 13, 0.95);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    box-shadow: 0 1px 0 rgba(201, 169, 110, 0.1);
}

.main-nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

/* Logo */
.nav-logo {
    display: flex;
    align-items: center;
    flex-shrink: 0;
    transition: opacity var(--transition-fast);
}

.nav-logo:hover,
.nav-logo:focus-visible {
    opacity: 0.8;
}

.nav-logo__img {
    height: 50px;
    width: auto;
    display: block;
}

/* Centred logo on all pages */
.main-nav--centred {
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: var(--space-xs);
    padding-top: 10px;
    padding-bottom: 10px;
}

.main-nav--centred .nav-list {
    justify-content: center;
}

/* Homepage header — position relative for absolute hamburger */
.site-header--home .main-nav {
    position: relative;
}

.nav-logo--centred {
    justify-content: center;
}

.main-nav--centred .nav-list {
    justify-content: center;
}

/* Intro logo on homepage */
.intro-logo {
    display: block;
    max-width: 280px;
    height: auto;
    margin: 0 auto var(--space-lg);
}

@media (max-width: 768px) {
    .nav-logo__img {
        height: 40px;
    }

    .intro-logo {
        max-width: 200px;
    }
}

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

.nav-list li a {
    display: inline-block;
    padding: var(--space-xs) var(--space-sm);
    font-family: var(--font-body);
    font-size: 0.8rem;
    font-weight: 400;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--color-text);
    transition: color var(--transition-fast);
}

.nav-list li a:hover,
.nav-list li a:focus-visible {
    color: var(--color-accent);
}

.nav-list li a.is-active,
.nav-list li a[aria-current="page"] {
    color: var(--color-accent);
}

/* Hamburger Toggle Button — Hidden on Desktop */
.nav-toggle {
    display: none;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    padding: 0;
    cursor: pointer;
    z-index: 10000;
    position: relative;
}

.hamburger-icon {
    display: block;
    position: relative;
    width: 24px;
    height: 1px;
    background-color: var(--color-text);
    transition: background-color var(--transition-fast);
}

.hamburger-icon::before,
.hamburger-icon::after {
    content: '';
    position: absolute;
    left: 0;
    width: 24px;
    height: 1px;
    background-color: var(--color-text);
    transition: transform var(--transition-fast);
}

.hamburger-icon::before { top: -8px; }
.hamburger-icon::after { top: 8px; }

.nav-toggle[aria-expanded="true"] .hamburger-icon {
    background-color: transparent;
}

.nav-toggle[aria-expanded="true"] .hamburger-icon::before {
    top: 0;
    transform: rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .hamburger-icon::after {
    top: 0;
    transform: rotate(-45deg);
}

/* --------------------------------------------------------------------------
   Mobile Navigation
   -------------------------------------------------------------------------- */

@media (max-width: 768px) {
    .nav-toggle {
        display: flex;
    }

    /* Mobile nav — logo centred, hamburger on right */
    .main-nav--centred {
        flex-direction: row;
        justify-content: center;
        align-items: center;
        padding: 10px var(--space-md);
        position: relative;
    }

    .main-nav--centred .nav-logo {
        position: absolute;
        left: 50%;
        transform: translateX(-50%);
    }

    .main-nav--centred .nav-toggle {
        position: absolute;
        right: var(--space-md);
    }

    .nav-list {
        /* When closed: hidden, positioned off-screen */
        position: fixed;
        top: 0;
        left: 0;
        width: 100vw;
        height: 100vh;
        z-index: 9999;
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: var(--space-lg);
        background-color: #0d0d0d;
        opacity: 0;
        pointer-events: none;
        transition: opacity var(--transition-normal);
        padding: var(--space-xl);
        overflow-y: auto;
    }

    .nav-list.is-open {
        opacity: 1;
        pointer-events: auto;
    }

    .nav-list li a {
        font-size: 1.2rem;
        letter-spacing: 0.2em;
        color: var(--color-text);
        padding: var(--space-md) var(--space-md);
        display: block;
    }

    .nav-list li a:hover,
    .nav-list li a:focus-visible {
        color: var(--color-accent);
    }

    .main-nav {
        padding: 0 var(--space-md);
    }
}

/* --------------------------------------------------------------------------
   Footer — Elegant Dark
   -------------------------------------------------------------------------- */

.site-footer {
    background-color: var(--color-bg);
    border-top: 1px solid var(--color-border);
    color: var(--color-text);
    padding: var(--space-2xl) var(--space-lg) var(--space-xl);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: var(--space-xl);
    max-width: var(--max-width);
    margin: 0 auto;
    padding-bottom: var(--space-xl);
    border-bottom: 1px solid var(--color-border);
}

.footer-info {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.footer-name {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 400;
    letter-spacing: 0.05em;
    margin-bottom: var(--space-sm);
    color: var(--color-text);
}

.footer-info p,
.footer-info a {
    color: var(--color-text-muted);
    font-size: 0.9rem;
}

.footer-info a {
    transition: color var(--transition-fast);
}

.footer-info a:hover,
.footer-info a:focus-visible {
    color: var(--color-accent);
}

.footer-nav ul {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.footer-nav a {
    font-size: 0.85rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--color-text-muted);
    transition: color var(--transition-fast);
}

.footer-nav a:hover,
.footer-nav a:focus-visible {
    color: var(--color-accent);
}

.footer-social {
    display: flex;
    align-items: flex-start;
    gap: var(--space-md);
}

.footer-social a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    color: var(--color-text-muted);
    border: 1px solid var(--color-border);
    border-radius: 50%;
    transition: border-color var(--transition-fast), color var(--transition-fast);
}

.footer-social a:hover,
.footer-social a:focus-visible {
    border-color: var(--color-accent);
    color: var(--color-accent);
}

.footer-copyright {
    text-align: center;
    font-size: 0.8rem;
    color: var(--color-text-muted);
    margin-top: var(--space-xl);
    max-width: var(--max-width);
    margin-left: auto;
    margin-right: auto;
    letter-spacing: 0.05em;
}

@media (max-width: 768px) {
    .site-footer {
        padding: var(--space-xl) var(--space-md);
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: var(--space-lg);
        text-align: center;
    }

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

    .footer-nav ul {
        align-items: center;
    }
}

/* --------------------------------------------------------------------------
   Utility Classes
   -------------------------------------------------------------------------- */

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

.text-center { text-align: center; }
.text-accent { color: var(--color-accent); }


/* --------------------------------------------------------------------------
   About Page Styles
   -------------------------------------------------------------------------- */

.about-section h1 {
    text-align: center;
    margin-bottom: var(--space-xl);
}

.about-portrait {
    max-width: 900px;
    margin: 0 auto var(--space-xl);
    overflow: hidden;
}

.about-portrait img {
    width: 100%;
    height: auto;
    display: block;
}

.about-content {
    max-width: 750px;
    margin: 0 auto;
}

.about-content p {
    font-size: 1rem;
    line-height: 1.9;
}

.about-cta-section {
    text-align: center;
}

.about-cta-section h2 {
    margin-bottom: var(--space-lg);
}

/* --------------------------------------------------------------------------
   Page-Level Intro Styles
   -------------------------------------------------------------------------- */

.intro-section p {
    font-size: 1.05rem;
    line-height: 1.8;
}

/* --------------------------------------------------------------------------
   Contact Page Layout
   -------------------------------------------------------------------------- */

.contact-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: var(--space-2xl);
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

@media (max-width: 768px) {
    .contact-grid {
        grid-template-columns: 1fr;
        gap: var(--space-xl);
        padding: 0;
    }
}

.contact-details h2 {
    font-size: 1.5rem;
    margin-bottom: var(--space-md);
}

.contact-list {
    list-style: none;
    padding: 0;
    margin: 0 0 var(--space-xl);
}

.contact-list li {
    margin-bottom: var(--space-md);
}

.contact-list li strong {
    display: block;
    font-size: 0.75rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--color-text-muted);
    margin-bottom: var(--space-xs);
}

.contact-list li a {
    color: var(--color-accent);
    transition: opacity var(--transition-fast);
}

.contact-list li a:hover {
    opacity: 0.8;
}

.contact-social {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.contact-social a {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    color: var(--color-text-muted);
    font-size: 0.9rem;
    transition: color var(--transition-fast);
}

.contact-social a:hover {
    color: var(--color-accent);
}

.contact-social svg {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
}

/* --------------------------------------------------------------------------
   Gallery Page Header
   -------------------------------------------------------------------------- */

.gallery-section h1 {
    text-align: center;
    margin-bottom: var(--space-xl);
    padding: var(--space-xl) var(--space-lg) 0;
}

@media (max-width: 768px) {
    .gallery-section h1 {
        font-size: 1.75rem;
        padding: var(--space-lg) var(--space-md) 0;
        margin-bottom: var(--space-lg);
    }
}

/* --------------------------------------------------------------------------
   Global Mobile Overrides
   -------------------------------------------------------------------------- */

@media (max-width: 768px) {
    .section-title h2 {
        font-size: 1.5rem;
    }

    .accent-line {
        width: 40px;
    }

    /* Prevent horizontal overflow on all pages */
    html, body {
        overflow-x: hidden;
    }
}


/* --------------------------------------------------------------------------
   Page Header (internal pages)
   -------------------------------------------------------------------------- */

.page-header {
    text-align: center;
    padding-top: var(--space-2xl);
}

.page-header h1 {
    margin-bottom: var(--space-md);
}

.page-header__intro {
    max-width: 700px;
    margin: 0 auto;
    font-size: 1rem;
    line-height: 1.8;
}

@media (max-width: 768px) {
    .page-header {
        padding-top: var(--space-xl);
    }

    .page-header h1 {
        font-size: 1.75rem;
    }

    .page-header__intro {
        font-size: 0.9rem;
    }
}