/* ========================================
   ORION PARTNERS - Luxury Real Estate
   Design System & Styles
   ======================================== */

/* ----------------------------------------
   CSS RESET (Normalize)
   ---------------------------------------- */
*, *::before, *::after {
    box-sizing: border-box;
}

html, body, div, span, h1, h2, h3, h4, h5, h6, p,
a, img, ul, ol, li, form, label, input, textarea, button,
header, nav, main, section, article, aside, footer {
    margin: 0;
    padding: 0;
    border: 0;
    font-size: 100%;
    font: inherit;
    vertical-align: baseline;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    line-height: 1;
}

ol, ul {
    list-style: none;
}

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

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

button, input, textarea {
    font-family: inherit;
    font-size: inherit;
}

/* ----------------------------------------
   DESIGN TOKENS (CSS Variables)
   ---------------------------------------- */
:root {
    /* Colors */
    --color-primary: #003A8F;
    --color-primary-dark: #002a66;
    --color-secondary: #C9A24D;
    --color-background: #FFFFFF;
    --color-text: #2A2A2A;
    --color-light-grey: #F4F4F4;
    --color-error: #D32F2F;
    --color-success: #388E3C;

    /* Typography */
    --font-heading: "Times New Roman", Times, serif;
    --font-body: Arial, Helvetica, sans-serif;

    /* Font Sizes */
    --fs-h1: 2.5rem;
    --fs-h2: 2rem;
    --fs-h3: 1.5rem;
    --fs-body: 1rem;
    --fs-nav: 0.875rem;
    --fs-small: 0.75rem;

    /* Line Heights */
    --lh-h1: 1.2;
    --lh-h2: 1.3;
    --lh-h3: 1.3;
    --lh-body: 1.6;

    /* Spacing (8px grid) */
    --space-xs: 0.5rem;   /* 8px */
    --space-sm: 1rem;     /* 16px */
    --space-md: 2rem;     /* 32px */
    --space-lg: 4rem;     /* 64px */
    --space-xl: 6rem;     /* 96px */

    /* Transitions */
    --transition-base: 0.3s ease;

    /* Layout */
    --container-max-width: 1200px;
    --header-height: 80px;
}

/* ----------------------------------------
   BASE STYLES
   ---------------------------------------- */
body {
    font-family: var(--font-body);
    font-size: var(--fs-body);
    line-height: var(--lh-body);
    color: var(--color-text);
    background-color: var(--color-background);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    color: var(--color-text);
    font-weight: 400;
}

h1 {
    font-size: var(--fs-h1);
    line-height: var(--lh-h1);
    margin-bottom: var(--space-md);
}

h2 {
    font-size: var(--fs-h2);
    line-height: var(--lh-h2);
    margin-bottom: var(--space-sm);
}

h3 {
    font-size: var(--fs-h3);
    line-height: var(--lh-h3);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--space-sm);
}

p {
    margin-bottom: var(--space-sm);
}

/* Container */
.container {
    width: 100%;
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--space-sm);
}

/* Sections */
section {
    padding: var(--space-lg) var(--space-sm);
}

.section--alt {
    background-color: var(--color-light-grey);
}

/* ----------------------------------------
   HEADER & NAVIGATION
   ---------------------------------------- */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--header-height);
    background-color: var(--color-background);
    border-bottom: 1px solid var(--color-secondary);
    z-index: 1000;
    display: flex;
    align-items: center;
}

.site-header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}

.logo {
    display: flex;
    align-items: center;
}

.logo-img {
    height: 48px;
    width: auto;
}

/* Main Navigation */
.main-nav {
    display: flex;
    align-items: center;
}

.nav-list {
    display: flex;
    gap: var(--space-md);
}

.nav-link {
    font-family: var(--font-body);
    font-size: var(--fs-nav);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-text);
    padding: var(--space-xs) 0;
    position: relative;
    transition: color var(--transition-base);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--color-secondary);
    transition: width var(--transition-base);
}

.nav-link:hover,
.nav-link.active {
    color: var(--color-primary);
}

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

/* Mobile Menu Toggle */
.nav-toggle {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 24px;
    height: 18px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
}

.nav-toggle span {
    display: block;
    width: 100%;
    height: 2px;
    background-color: var(--color-primary);
    transition: var(--transition-base);
}

/* ----------------------------------------
   BUTTONS
   ---------------------------------------- */
.btn {
    display: inline-block;
    padding: 12px 32px;
    font-family: var(--font-body);
    font-size: var(--fs-nav);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    text-align: center;
    border: none;
    border-radius: 0;
    cursor: pointer;
    transition: background-color var(--transition-base);
}

.btn--primary {
    background-color: var(--color-primary);
    color: var(--color-background);
}

.btn--primary:hover {
    background-color: var(--color-primary-dark);
}

.btn--secondary {
    background-color: transparent;
    color: var(--color-primary);
    border: 2px solid var(--color-primary);
}

.btn--secondary:hover {
    background-color: var(--color-primary);
    color: var(--color-background);
}

/* ----------------------------------------
   HERO SECTION
   ---------------------------------------- */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding-top: var(--header-height);
    background-image: linear-gradient(rgba(255, 255, 255, 0.6), rgba(255, 255, 255, 0.6)), url('../public/home/hero.png');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

.hero__content {
    max-width: 800px;
    padding: var(--space-lg);
    background-color: rgba(255, 255, 255, 0.95);
    border: 1px solid var(--color-secondary);
    margin: var(--space-md);
}

.hero__subtitle {
    font-family: var(--font-body);
    font-size: var(--fs-nav);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-secondary);
    margin-bottom: var(--space-sm);
}

.hero__title {
    font-size: clamp(2rem, 5vw, 3.5rem);
    margin-bottom: var(--space-md);
}

.hero__description {
    font-size: 1.125rem;
    margin-bottom: var(--space-md);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* ----------------------------------------
   CARDS & CONTENT BLOCKS
   ---------------------------------------- */
.card {
    background-color: var(--color-background);
    border: 1px solid var(--color-secondary);
    padding: var(--space-md);
    display: flex;
    flex-direction: column;
}

.card__image {
    width: 100%;
    height: 250px;
    object-fit: cover;
    border: 1px solid var(--color-secondary);
    margin-bottom: var(--space-sm);
}

.card__title {
    font-size: var(--fs-h3);
    margin-bottom: var(--space-xs);
}

.card__text {
    color: var(--color-text);
}

.card .btn {
    align-self: flex-start;
    margin-top: auto;
}

/* Grid Layouts */
.grid {
    display: grid;
    gap: var(--space-md);
}

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

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

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

/* ----------------------------------------
   BEFORE/AFTER SLIDER
   ---------------------------------------- */
.before-after {
    position: relative;
    width: 100%;
    max-width: 800px;
    margin: 0 auto;
    overflow: hidden;
    border: 1px solid var(--color-secondary);
}

.before-after__image {
    width: 100%;
    height: 500px;
    object-fit: cover;
    display: block;
}

.before-after__before {
    position: absolute;
    top: 0;
    left: 0;
    width: 50%;
    height: 100%;
    overflow: hidden;
}

.before-after__before img {
    position: absolute;
    top: 0;
    left: 0;
    width: 200%;
    height: 100%;
    object-fit: cover;
}

.before-after__slider {
    position: absolute;
    top: 0;
    left: 50%;
    width: 4px;
    height: 100%;
    background-color: var(--color-background);
    cursor: ew-resize;
    transform: translateX(-50%);
}

.before-after__slider::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 40px;
    height: 40px;
    background-color: var(--color-background);
    border: 2px solid var(--color-secondary);
    border-radius: 50%;
}

.before-after__label {
    position: absolute;
    bottom: var(--space-sm);
    padding: var(--space-xs) var(--space-sm);
    background-color: var(--color-primary);
    color: var(--color-background);
    font-size: var(--fs-small);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.before-after__label--before {
    left: var(--space-sm);
}

.before-after__label--after {
    right: var(--space-sm);
}

/* ----------------------------------------
   TESTIMONIALS
   ---------------------------------------- */
.testimonial {
    text-align: center;
    padding: var(--space-md);
    max-width: 700px;
    margin: 0 auto;
}

.testimonial__quote {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-style: italic;
    line-height: 1.6;
    margin-bottom: var(--space-md);
}

.testimonial__quote::before {
    content: '"';
}

.testimonial__quote::after {
    content: '"';
}

.testimonial__author {
    font-size: var(--fs-nav);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-secondary);
}

/* ----------------------------------------
   FORMS
   ---------------------------------------- */
.form-group {
    margin-bottom: var(--space-sm);
}

.form-label {
    display: block;
    font-size: var(--fs-nav);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--space-xs);
    color: var(--color-text);
}

.form-input,
.form-textarea {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--color-secondary);
    background-color: var(--color-background);
    font-size: var(--fs-body);
    color: var(--color-text);
    transition: border-color var(--transition-base);
}

.form-input:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--color-primary);
}

.form-textarea {
    min-height: 150px;
    resize: vertical;
}

.form-input.error,
.form-textarea.error {
    border-color: var(--color-error);
}

.form-error {
    color: var(--color-error);
    font-size: var(--fs-small);
    margin-top: var(--space-xs);
}

.form-success {
    color: var(--color-success);
    font-size: var(--fs-small);
    margin-top: var(--space-xs);
}

/* ----------------------------------------
   FOOTER
   ---------------------------------------- */
.site-footer {
    background-color: var(--color-primary);
    color: var(--color-background);
    padding: var(--space-lg) 0 var(--space-md);
}

.footer__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-md);
    margin-bottom: var(--space-md);
}

.footer__heading {
    font-family: var(--font-heading);
    font-size: var(--fs-h3);
    color: var(--color-secondary);
    margin-bottom: var(--space-sm);
}

.footer__link {
    display: block;
    color: var(--color-background);
    font-size: var(--fs-nav);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--space-xs);
    transition: color var(--transition-base);
}

.footer__link:hover {
    color: var(--color-secondary);
}

.footer__text {
    font-size: var(--fs-nav);
    line-height: 1.8;
}

.footer__bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    padding-top: var(--space-md);
    text-align: center;
}

.footer__copyright {
    font-size: var(--fs-small);
    opacity: 0.8;
}

/* ----------------------------------------
   UTILITY CLASSES
   ---------------------------------------- */
.text-center {
    text-align: center;
}

.text-primary {
    color: var(--color-primary);
}

.text-secondary {
    color: var(--color-secondary);
}

.mt-sm { margin-top: var(--space-sm); }
.mt-md { margin-top: var(--space-md); }
.mt-lg { margin-top: var(--space-lg); }

.mb-sm { margin-bottom: var(--space-sm); }
.mb-md { margin-bottom: var(--space-md); }
.mb-lg { margin-bottom: var(--space-lg); }

.py-sm { padding-top: var(--space-sm); padding-bottom: var(--space-sm); }
.py-md { padding-top: var(--space-md); padding-bottom: var(--space-md); }
.py-lg { padding-top: var(--space-lg); padding-bottom: var(--space-lg); }

/* Spacer for fixed header */
.header-spacer {
    height: var(--header-height);
}

/* ----------------------------------------
   RESPONSIVE STYLES
   ---------------------------------------- */
@media (max-width: 992px) {
    .grid--3 {
        grid-template-columns: repeat(2, 1fr);
    }

    .grid--4 {
        grid-template-columns: repeat(2, 1fr);
    }

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

@media (max-width: 768px) {
    :root {
        --fs-h1: 2rem;
        --fs-h2: 1.75rem;
        --fs-h3: 1.25rem;
    }

    section {
        padding: var(--space-md) var(--space-sm);
    }

    /* Mobile Navigation */
    .nav-toggle {
        display: flex;
    }

    .main-nav {
        position: fixed;
        top: var(--header-height);
        left: 0;
        right: 0;
        background-color: var(--color-background);
        border-bottom: 1px solid var(--color-secondary);
        padding: var(--space-md) 0;
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: transform var(--transition-base), opacity var(--transition-base);
    }

    .main-nav.is-open {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }

    .nav-list {
        width: 100%;
        flex-direction: column;
        gap: var(--space-md);
        align-items: center;
    }

    .nav-list li {
        width: 100%;
        text-align: center;
    }

    .nav-link {
        display: inline-block;
        font-size: 1.125rem;
        padding: var(--space-xs) var(--space-md);
    }

    /* Grid adjustments */
    .grid--2,
    .grid--3,
    .grid--4 {
        grid-template-columns: 1fr;
    }

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

    /* Before/After */
    .before-after__image {
        height: 300px;
    }
}

@media (max-width: 480px) {
    :root {
        --fs-h1: 1.75rem;
        --fs-h2: 1.5rem;
    }

    .btn {
        padding: 10px 24px;
    }

    .hero__content {
        padding: var(--space-sm);
    }
}

/* ----------------------------------------
   404 ERROR PAGE
   ---------------------------------------- */
.error-page {
    min-height: 80vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-xl) var(--space-md);
    background-color: var(--color-light-grey);
}

.error-content {
    text-align: center;
    max-width: 600px;
}

.error-code {
    font-size: 8rem;
    font-family: var(--font-heading);
    color: var(--color-primary);
    line-height: 1;
    margin-bottom: var(--space-md);
    font-weight: bold;
}

.error-title {
    font-size: var(--fs-h2);
    font-family: var(--font-heading);
    color: var(--color-text);
    margin-bottom: var(--space-md);
    font-weight: normal;
}

.error-message {
    font-size: var(--fs-body);
    line-height: 1.6;
    color: var(--color-text);
    margin-bottom: var(--space-lg);
}

/* Mobile adjustments for 404 page */
@media (max-width: 768px) {
    .error-code {
        font-size: 5rem;
    }
}

@media (max-width: 480px) {
    .error-code {
        font-size: 4rem;
    }
}