/* ==========================================================================
   GuruGhar Estate - Premium Luxury Interactive Header Style
   ========================================================================== */

/* Design Tokens & Theme Variables */
:root {
    --bg-dark-slate: #403f46;          /* The core requested background slate */
    --bg-dark-slate-deep: #302f35;     /* Darker shade for Top Bar depth */
    --bg-dark-slate-light: #525159;    /* Lighter slate for borders/hovers */
    --primary-gold: #d4af37;           /* Luxury gold accent */
    --primary-gold-hover: #bda031;     /* Darker gold for active states */
    
    --text-white: #ffffff;
    --text-silver: #d1d1d6;            /* Premium muted silver */
    --text-muted: #9a9a9e;
    
    --font-primary: 'Outfit', 'Poppins', sans-serif;
    --font-heading: 'Playfair Display', serif;
    
    --transition-premium: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
    --shadow-premium: 0 8px 30px rgba(0, 0, 0, 0.15);
    --shadow-gold-glow: 0 0 15px rgba(212, 175, 55, 0.25);
}

/* Base resets specifically targeted to avoid global overrides while being strict */
.top-bar, .header, .mobile-nav, .header-modal {
    box-sizing: border-box;
    font-family: var(--font-primary);
}

.top-bar *, .header *, .mobile-nav *, .header-modal * {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

/* ==========================================================================
   TOP BAR (Premium & Sleek)
   ========================================================================== */
.top-bar {
    background: var(--bg-dark-slate-deep);
    color: var(--text-silver);
    font-size: 13px;
    font-weight: 400;
    letter-spacing: 0.8px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    position: relative;
    z-index: 1001;
    max-height: 80px;
    opacity: 1;
    overflow: hidden;
    transition: var(--transition-premium);
}

.top-bar-container {
    max-width: 1600px;
    margin: 0 auto;
    padding: 8px 40px;
}

.top-bar-content {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    gap: 8px 0;
    width: 100%;
}

.top-bar-tag {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 12.5px;
    color: var(--text-silver);
}

.top-bar-tag i {
    color: var(--primary-gold);
    font-size: 12px;
}

.top-bar .divider {
    display: inline-block;
    width: 1px;
    height: 12px;
    background-color: rgba(255, 255, 255, 0.18);
    margin: 0 15px;
    vertical-align: middle;
    font-size: 0;
    opacity: 0.6;
}

.top-bar a {
    color: var(--text-silver);
    text-decoration: none;
    transition: var(--transition-premium);
}

.top-bar a:hover {
    color: var(--primary-gold);
}

/* Fixed Wrapper enclosing Top Bar & Main Header */
.header-fixed-wrapper {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    transition: var(--transition-premium);
}

/* Smooth top bar collapse on scroll */
.header-fixed-wrapper.scrolled .top-bar {
    max-height: 0;
    opacity: 0;
    padding-top: 0;
    padding-bottom: 0;
    border-bottom-color: transparent;
    pointer-events: none;
}

/* ==========================================================================
   MAIN HEADER (Elegant Dark Slate & Gold Theme)
   ========================================================================== */
.header {
    position: relative;
    width: 100%;
    background: var(--bg-dark-slate);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    transition: var(--transition-premium);
}

.header-fixed-wrapper.scrolled .header {
    background: rgba(64, 63, 70, 0.95);
    border-bottom-color: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.header-container {
    max-width: 1600px;
    margin: 0 auto;
    padding: 0 40px;
    height: 100px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    transition: var(--transition-premium);
    position: relative;
}

.header.scrolled .header-container {
    height: 75px;
}

/* STATIC LOGO - Left Aligned, No Shifting */
.logo-container {
    flex-shrink: 0;
    width: 110px;
    transition: var(--transition-premium);
    display: flex;
    align-items: center;
}

.logo-container img {
    width: 100%;
    height: auto;
    display: block;
    filter: drop-shadow(0 2px 10px rgba(0,0,0,0.1));
}

.header.scrolled .logo-container {
    width: 95px;
}

/* NAVIGATION LINKS - Elegant Hover Effects */
.main-nav {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-grow: 1;
    margin: 0 40px;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 40px;
}

.nav-item {
    text-decoration: none;
    color: var(--text-silver);
    font-size: 14px;
    font-weight: 500;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    position: relative;
    padding: 10px 0;
    transition: var(--transition-premium);
    cursor: pointer;
}

.nav-item:hover,
.nav-item.active {
    color: var(--text-white);
}

/* Modern growing underline interaction from center */
.nav-item::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background-color: var(--primary-gold);
    transform: translateX(-50%);
    transition: var(--transition-premium);
}

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

/* PROJECTS DROPDOWN - Sophisticated Transitions */
.nav-dropdown {
    position: relative;
}

.dropdown-toggle {
    display: flex;
    align-items: center;
    gap: 6px;
}

.dropdown-caret {
    font-size: 10px;
    transition: var(--transition-premium);
}

.nav-dropdown:hover .dropdown-caret {
    transform: rotate(180deg);
    color: var(--primary-gold);
}

.dropdown-content {
    display: block;
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%) translateY(15px) scale(0.96);
    background-color: var(--bg-dark-slate-deep);
    min-width: 240px;
    box-shadow: var(--shadow-premium);
    z-index: 1000;
    border-top: 3px solid var(--primary-gold);
    border-radius: 0 0 8px 8px;
    opacity: 0;
    visibility: hidden;
    overflow: hidden;
    transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
}

.nav-dropdown:hover .dropdown-content {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0) scale(1);
}

.dropdown-content a {
    color: var(--text-silver);
    padding: 14px 20px;
    text-decoration: none;
    display: block;
    font-size: 13.5px;
    font-weight: 500;
    letter-spacing: 0.5px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.03);
    transition: var(--transition-premium);
}

.dropdown-content a:last-child {
    border-bottom: none;
}

.dropdown-content a:hover {
    background-color: var(--bg-dark-slate);
    color: var(--primary-gold);
    padding-left: 26px;
}

/* ==========================================================================
   BUTTONS / CTAs (Elegant Premium Aesthetics)
   ========================================================================== */
.header-buttons {
    display: flex;
    align-items: center;
    gap: 15px;
    flex-shrink: 0;
}

.btn {
    text-decoration: none;
    padding: 12px 28px;
    border-radius: 6px;
    font-weight: 600;
    font-size: 13.5px;
    letter-spacing: 1px;
    text-transform: uppercase;
    transition: var(--transition-premium);
    display: inline-flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    border: 2px solid transparent;
}

/* Luxury Phone outline CTA */
.btn-outline {
    border-color: rgba(212, 175, 55, 0.4);
    color: var(--primary-gold);
    background: transparent;
    padding: 12px 20px;
}

.phone-number-text {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-white);
    transition: var(--transition-premium);
}

.btn-outline:hover {
    background: var(--primary-gold);
    border-color: var(--primary-gold);
    color: var(--bg-dark-slate);
    box-shadow: var(--shadow-gold-glow);
    transform: translateY(-2px);
}

.btn-outline:hover .phone-number-text {
    color: var(--bg-dark-slate);
}

/* Premium Enquire Now button */
.btn-primary {
    background: var(--primary-gold);
    color: var(--bg-dark-slate-deep);
    box-shadow: 0 4px 15px rgba(212, 175, 55, 0.15);
}

.btn-primary:hover {
    background: var(--text-white);
    color: var(--bg-dark-slate-deep);
    box-shadow: var(--shadow-gold-glow);
    transform: translateY(-2px);
}

/* Active buttons click */
.btn:active {
    transform: translateY(0);
}

/* ==========================================================================
   HAMBURGER TOGGLE (Sleek Micro-animations)
   ========================================================================== */
.mobile-toggle {
    display: none;
    cursor: pointer;
    padding: 10px;
    z-index: 1005;
}

.hamburger-lines {
    height: 20px;
    width: 26px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.hamburger-lines .line {
    display: block;
    height: 2.5px;
    width: 100%;
    background-color: var(--text-white);
    border-radius: 4px;
    transition: var(--transition-premium);
}

.hamburger-lines:hover .line {
    background-color: var(--primary-gold);
}

/* ==========================================================================
   MOBILE NAVIGATION DRAWER
   ========================================================================== */
.mobile-nav {
    position: fixed;
    top: 0;
    right: 0;
    transform: translateX(100%);
    width: 85%;
    max-width: 380px;
    height: 100vh;
    background: var(--bg-dark-slate-deep);
    z-index: 2000;
    transition: transform 0.4s cubic-bezier(0.25, 0.8, 0.25, 1);
    box-shadow: -10px 0 40px rgba(0, 0, 0, 0.4);
    display: flex;
    flex-direction: column;
    padding: 30px;
    border-left: 2px solid rgba(212, 175, 55, 0.2);
}

.mobile-nav.active {
    transform: translateX(0);
}

.mobile-nav-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 40px;
}

.mobile-logo {
    width: 110px;
}

.mobile-logo img {
    width: 100%;
    height: auto;
}

.mobile-nav-close {
    font-size: 26px;
    color: var(--text-white);
    cursor: pointer;
    transition: var(--transition-premium);
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.05);
}

.mobile-nav-close:hover {
    color: var(--primary-gold);
    background: rgba(255, 255, 255, 0.1);
    transform: rotate(90deg);
}

.mobile-menu-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 20px;
    overflow-y: auto;
    margin-bottom: 30px;
}

.mobile-menu-list a {
    text-decoration: none;
    color: var(--text-silver);
    font-size: 16px;
    font-weight: 600;
    letter-spacing: 1px;
    display: block;
    padding: 10px 0;
    transition: var(--transition-premium);
    text-transform: uppercase;
}

.mobile-menu-list a:hover,
.mobile-menu-list a.active {
    color: var(--primary-gold);
    padding-left: 10px;
}

/* Mobile dropdown content styling */
.mobile-dropdown-toggle {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.mobile-caret {
    font-size: 12px;
    transition: transform 0.3s ease;
}

.mobile-dropdown-content {
    list-style: none;
    padding-left: 20px;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease-out;
    background: rgba(0, 0, 0, 0.15);
    border-radius: 6px;
}

.mobile-dropdown-trigger.active .mobile-dropdown-content {
    max-height: 500px; /* Big enough for dynamic list */
    margin-top: 10px;
    padding: 10px 20px;
}

.mobile-dropdown-content li a {
    font-size: 14px;
    font-weight: 500;
    color: var(--text-muted);
    text-transform: capitalize;
}

.mobile-dropdown-content li a:hover {
    color: var(--primary-gold);
}

.mobile-actions {
    display: flex;
    flex-direction: column;
    gap: 15px;
    margin-top: auto;
}

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

/* Overlay Background for active mobile drawer */
.mobile-nav-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(5px);
    z-index: 1999;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-premium);
}

.mobile-nav-overlay.active {
    opacity: 1;
    visibility: visible;
}

/* ==========================================================================
   ENQUIRY NOW MODAL (Premium Glassmorphism & Custom Elements)
   ========================================================================== */
.header-modal {
    visibility: hidden;
    opacity: 0;
    position: fixed;
    z-index: 9999;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,0.7);
    backdrop-filter: blur(8px);
    display: flex;
    justify-content: center;
    align-items: center;
    transition: var(--transition-premium);
    padding: 20px;
}

.header-modal.show {
    visibility: visible;
    opacity: 1;
}

.header-modal-content {
    background-color: var(--bg-dark-slate);
    border: 2px solid var(--primary-gold);
    padding: 40px;
    width: 100%;
    max-width: 500px;
    border-radius: 12px;
    position: relative;
    transform: scale(0.9) translateY(-20px);
    transition: all 0.4s cubic-bezier(0.25, 0.8, 0.25, 1);
    box-shadow: 0 20px 50px rgba(0,0,0,0.5);
    color: var(--text-white);
}

.header-modal.show .header-modal-content {
    transform: scale(1) translateY(0);
}

.header-modal-close {
    position: absolute;
    top: 20px;
    right: 20px;
    color: var(--text-silver);
    font-size: 20px;
    cursor: pointer;
    transition: var(--transition-premium);
    width: 35px;
    height: 35px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.05);
}

.header-modal-close:hover {
    color: var(--primary-gold);
    background: rgba(255, 255, 255, 0.1);
    transform: scale(1.1);
}

.modal-title {
    font-family: var(--font-heading);
    color: var(--primary-gold);
    font-size: 32px;
    font-weight: 700;
    margin-bottom: 8px;
    letter-spacing: 0.5px;
}

.modal-subtitle {
    color: var(--text-silver);
    font-size: 14.5px;
    margin-bottom: 25px;
    line-height: 1.5;
}

.form-group {
    margin-bottom: 20px;
}

.header-form-control {
    width: 100%;
    padding: 14px 18px;
    border: 1px solid var(--bg-dark-slate-light);
    background: rgba(0, 0, 0, 0.2);
    color: var(--text-white);
    border-radius: 6px;
    font-family: var(--font-primary);
    font-size: 14.5px;
    transition: var(--transition-premium);
}

.header-form-control::placeholder {
    color: var(--text-muted);
}

.header-form-control:focus {
    outline: none;
    border-color: var(--primary-gold);
    background: rgba(0, 0, 0, 0.35);
    box-shadow: 0 0 10px rgba(212, 175, 55, 0.15);
}

.header-form-control:focus-visible {
    outline: none;
}

textarea.header-form-control {
    resize: none;
}

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

/* Custom premium alerts */
.alert {
    padding: 12px 18px;
    border-radius: 6px;
    margin-bottom: 20px;
    font-size: 14px;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 10px;
    border-left: 4px solid transparent;
}

.alert-success {
    background: rgba(40, 167, 69, 0.15);
    color: #2e7d32;
    border-left-color: #2e7d32;
}

.alert-success i {
    color: #2e7d32;
}

.alert-danger {
    background: rgba(220, 53, 69, 0.15);
    color: #c62828;
    border-left-color: #c62828;
}

.alert-danger i {
    color: #c62828;
}


/* ==========================================================================
   RESPONSIVE DESIGN BREAKPOINTS
   ========================================================================== */

/* Standard Desktop Hover support hover effects */
@media (min-width: 1025px) {
    .nav-item:hover {
        color: var(--primary-gold);
    }
}

/* Tablet & Smaller Desktop Adjustments */
@media screen and (max-width: 1280px) {
    .nav-links {
        gap: 25px;
    }
    
    .nav-item {
        font-size: 13px;
        letter-spacing: 1px;
    }
    
    .logo-container {
        width: 100px;
    }
    
    .btn {
        padding: 10px 20px;
        font-size: 13px;
    }
    
    .phone-number-text {
        display: none; /* Hide number to fit screen */
    }
    
    .btn-outline {
        padding: 10px 14px; /* Maintain small circular outline for phone icon */
    }
}

/* Hide desktop menu & show mobile hamburger */
@media screen and (max-width: 1024px) {
    .top-bar {
        display: none; /* Hide top bar completely on tablet/mobile */
    }
    
    .header {
        top: 0; /* Align directly to top */
    }
    
    .header-container {
        height: 80px;
    }
    
    .header.scrolled .header-container {
        height: 70px;
    }
    
    .main-nav, 
    .header-buttons {
        display: none !important; /* Hide desktop nav and buttons */
    }
    
    .mobile-toggle {
        display: block;
    }
    
    .logo-container {
        width: 95px;
    }
    
    .header.scrolled .logo-container {
        width: 85px;
    }
}

@media screen and (max-width: 480px) {
    .header-container {
        padding: 0 20px;
    }
    
    .logo-container {
        width: 85px;
    }
    
    .mobile-nav {
        width: 90%;
        padding: 25px;
    }
    
    .header-modal-content {
        padding: 30px 20px;
    }
    
    .modal-title {
        font-size: 26px;
    }
}

/* ==========================================================================
   GLOBAL SUBPAGE MARGIN OFFSETS FOR FIXED HEADER (Avoids desktop overlaps)
   ========================================================================== */
@media screen and (min-width: 1025px) {
    .page-hero, 
    .project-hero {
        margin-top: 138px !important;
    }
}