/* =============================================================
   BASE.CSS — Global Styles: Reset, Variables, Navbar, Footer
   YourCompany Real Estate Website
   ============================================================= */


/* ── 1. CSS VARIABLES (Design Tokens) ─────────────────────── */
:root {
    /* Colors */
    --color-primary:        #8B6914;   /* Rich gold — brand accent */
    --color-primary-dark:   #6B500F;   /* Darker gold for hover */
    --color-background:     #FAFAF8;   /* Off-white page background */
    --color-surface:        #FFFFFF;   /* Cards / panels */
    --color-text-dark:      #1A1A1A;   /* Main body text */
    --color-text-muted:     #6B6B6B;   /* Secondary / muted text */
    --color-border:         #E8E4DC;   /* Subtle borders */
    --color-footer-bg:      #1C1A17;   /* Deep dark footer */
    --color-footer-text:    #B8B0A0;   /* Footer muted text */
    --color-navbar-bg:      #FFFFFF;   /* Navbar background */

    /* Typography */
    --font-display:         'Cormorant Garamond', Georgia, serif;  /* Headings */
    --font-body:            'DM Sans', sans-serif;                 /* Body text */

    /* Font Sizes */
    --text-sm:   0.875rem;    /* 14px */
    --text-base: 1rem;        /* 16px */
    --text-lg:   1.125rem;    /* 18px */
    --text-xl:   1.25rem;     /* 20px */
    --text-2xl:  1.5rem;      /* 24px */

    /* Spacing */
    --space-xs:   0.5rem;     /* 8px */
    --space-sm:   1rem;       /* 16px */
    --space-md:   1.5rem;     /* 24px */
    --space-lg:   2.5rem;     /* 40px */
    --space-xl:   4rem;       /* 64px */

    /* Navbar */
    --navbar-height:        72px;

    /* Border Radius */
    --radius-sm:   4px;
    --radius-md:   8px;
    --radius-lg:   16px;

    /* Shadows */
    --shadow-navbar: 0 2px 20px rgba(0, 0, 0, 0.08);
    --shadow-card:   0 4px 24px rgba(0, 0, 0, 0.07);

    /* Transitions */
    --transition-fast:    0.2s ease;
    --transition-normal:  0.3s ease;
}


/* ── 2. RESET & BASE ───────────────────────────────────────── */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

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

body {
    font-family: var(--font-body);
    background-color: var(--color-background);
    color: var(--color-text-dark);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

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

ul {
    list-style: none;
}

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


/* ── 3. TYPOGRAPHY HELPERS ─────────────────────────────────── */
h1, h2, h3, h4 {
    font-family: var(--font-display);
    line-height: 1.2;
    color: var(--color-text-dark);
}


/* ── 4. BUTTON STYLES ──────────────────────────────────────── */
.btn {
    display: inline-block;
    padding: 0.5rem 1.25rem;
    font-family: var(--font-body);
    font-size: var(--text-sm);
    font-weight: 500;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: background-color var(--transition-fast),
                color var(--transition-fast),
                border-color var(--transition-fast);
    white-space: nowrap;
}

/* Outlined Login button */
.btn--outline {
    border: 1.5px solid var(--color-primary);
    color: var(--color-primary);
    background: transparent;
}
.btn--outline:hover {
    background-color: var(--color-primary);
    color: #fff;
}

/* Filled Sign Up button */
.btn--primary {
    background-color: var(--color-primary);
    color: #fff;
    border: 1.5px solid var(--color-primary);
}
.btn--primary:hover {
    background-color: var(--color-primary-dark);
    border-color: var(--color-primary-dark);
}


/* ── 5. NAVBAR ─────────────────────────────────────────────── */
.navbar {
    position: sticky;
    top: 0;
    z-index: 1000;
    background-color: var(--color-navbar-bg);
    box-shadow: var(--shadow-navbar);
    height: var(--navbar-height);
}

.navbar__container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-md);
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-md);
}

.navbar__username {
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--color-text-muted);
    white-space: nowrap;
}

/* Logo */
.navbar__logo {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    flex-shrink: 0;
}

.navbar__logo-img {
    height: 40px;
    width: auto;
}

.navbar__logo-text {
    font-family: var(--font-display);
    font-size: var(--text-xl);
    font-weight: 700;
    color: var(--color-text-dark);
    letter-spacing: 0.02em;
}

/* Nav links + auth group */
.navbar__nav {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
}

.navbar__links {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.navbar__link {
    font-size: var(--text-base);
    font-weight: 400;
    color: var(--color-text-dark);
    position: relative;
    padding-bottom: 2px;
    transition: color var(--transition-fast);
}

/* Underline animation on hover */
.navbar__link::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 1.5px;
    background-color: var(--color-primary);
    transition: width var(--transition-normal);
}
.navbar__link:hover {
    color: var(--color-primary);
}
.navbar__link:hover::after {
    width: 100%;
}

/* Auth buttons group */
.navbar__auth {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

/* Hamburger (hidden on desktop) */
.navbar__hamburger {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--space-xs);
}

.navbar__hamburger span {
    display: block;
    width: 24px;
    height: 2px;
    background-color: var(--color-text-dark);
    border-radius: 2px;
    transition: transform var(--transition-fast), opacity var(--transition-fast);
}


/* ── 6. MAIN CONTENT AREA ──────────────────────────────────── */
.main-content {
    flex: 1;                     /* Pushes footer to bottom */
    width: 100%;
}


/* ── 7. FOOTER ─────────────────────────────────────────────── */
.footer {
    background-color: var(--color-footer-bg);
    color: var(--color-footer-text);
    padding-top: var(--space-xl);
}

.footer__container {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--space-lg) var(--space-md) var(--space-lg);
    display: grid;
    grid-template-columns: 1.5fr 1fr 2fr;
    gap: var(--space-lg);
}

/* Footer brand section */
.footer__brand .navbar__logo-text {
    color: #FFFFFF;
}
.footer__tagline {
    margin-top: var(--space-xs);
    font-size: var(--text-sm);
    color: var(--color-footer-text);
    font-style: italic;
}

/* Footer headings */
.footer__heading {
    font-family: var(--font-body);
    font-size: var(--text-sm);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: #FFFFFF;
    margin-bottom: var(--space-sm);
}

/* Footer link list */
.footer__links {
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
}

.footer__link {
    font-size: var(--text-sm);
    color: var(--color-footer-text);
    transition: color var(--transition-fast);
}
.footer__link:hover {
    color: var(--color-primary);
}

.footer__contact-item {
    font-size: var(--text-sm);
    color: var(--color-footer-text);
}

/* Footer bottom copyright bar */
.footer__bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    text-align: center;
    padding: var(--space-sm) var(--space-md);
    font-size: var(--text-sm);
    color: rgba(184, 176, 160, 0.6);
}


/* ── 8. RESPONSIVE — MOBILE ────────────────────────────────── */
@media (max-width: 768px) {

    /* Show hamburger button */
    .navbar__hamburger {
        display: flex;
    }

    /* Hide nav by default on mobile; shown when .is-open is toggled */
    .navbar__nav {
        display: none;
        flex-direction: column;
        align-items: flex-start;
        gap: var(--space-sm);
        position: absolute;
        top: var(--navbar-height);
        left: 0;
        right: 0;
        background-color: var(--color-navbar-bg);
        padding: var(--space-sm) var(--space-md) var(--space-md);
        box-shadow: var(--shadow-navbar);
    }

    .navbar__nav.is-open {
        display: flex;
    }

    .navbar__links {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--space-sm);
        width: 100%;
    }

    .navbar__auth {
        width: 100%;
        padding-top: var(--space-xs);
        border-top: 1px solid var(--color-border);
    }

    /* Footer: single column on mobile */
    .footer__container {
        grid-template-columns: 1fr;
        gap: var(--space-md);
    }
}