/* ==========================================================================
   AQUA CASA BY ELMAS GROUP — SECTOR 16B, GREATER NOIDA WEST
   Clean, Fast & Ultra-Luxury Real Estate Theme (Simple & Best Ranking Edition)
   ========================================================================== */

:root {
    --primary: #0f172a;
    --primary-navy: #1a1a2e;
    --primary-dark: #0a0e17;
    --accent-gold: #c5a059;
    --accent-gold-dark: #9f7d37;
    --accent-gold-light: #f6eedb;
    --accent-blue: #2563eb;
    --accent-blue-dark: #1d4ed8;
    --accent-whatsapp: #25d366;
    --accent-whatsapp-dark: #1ea952;
    
    --bg-body: #ffffff;
    --bg-light: #f8fafc;
    --bg-alt: #f1f5f9;
    --bg-dark: #0f172a;
    
    --text-dark: #0f172a;
    --text-muted: #64748b;
    --text-light: #94a3b8;
    
    --border-color: #e2e8f0;
    --border-gold: rgba(197, 160, 89, 0.4);
    
    --font-heading: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-body: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    
    --shadow-sm: 0 2px 8px rgba(15, 23, 42, 0.05);
    --shadow-md: 0 10px 25px -5px rgba(15, 23, 42, 0.08);
    --shadow-lg: 0 20px 40px -10px rgba(15, 23, 42, 0.12);
    --shadow-gold: 0 10px 30px rgba(197, 160, 89, 0.25);
    
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 18px;
    --radius-pill: 50px;
    
    --transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
    overflow-x: hidden;
    width: 100%;
}

body {
    font-family: var(--font-body);
    color: var(--text-dark);
    background-color: var(--bg-body);
    line-height: 1.65;
    overflow-x: hidden;
    width: 100%;
    position: relative;
    -webkit-font-smoothing: antialiased;
}

/* Typography Defaults */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    color: var(--primary);
    font-weight: 700;
    line-height: 1.25;
}

p {
    margin-bottom: 1rem;
    color: var(--text-muted);
}

p.lead {
    font-size: 1.15rem;
    line-height: 1.7;
    color: #334155;
}

a {
    text-decoration: none;
    transition: var(--transition);
}

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

/* ==========================================================================
   NAVIGATION BAR (CLEAN FIXED WHITE LUXURY)
   ========================================================================== */
.navbar {
    background-color: #ffffff !important;
    border-bottom: 1px solid rgba(0, 0, 0, 0.08);
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.04);
    padding: 0.75rem 0;
    transition: var(--transition);
    z-index: 1040;
}

.navbar.scrolled {
    background-color: rgba(255, 255, 255, 0.98) !important;
    backdrop-filter: blur(12px);
    box-shadow: 0 6px 25px rgba(0, 0, 0, 0.08);
    padding: 0.55rem 0;
}

.navbar-brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: #0f172a !important;
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.25rem;
    letter-spacing: 0.02em;
}

.navbar-brand .brand-title {
    color: #0f172a !important;
    font-weight: 800;
}

.brand-badge-sub {
    display: block;
    font-size: 0.7rem;
    color: var(--accent-gold-dark);
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.navbar .navbar-nav .nav-link {
    color: #334155 !important;
    font-size: 0.92rem;
    font-weight: 600;
    padding: 0.5rem 0.85rem !important;
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

.navbar .navbar-nav .nav-link:hover,
.navbar .navbar-nav .nav-link:focus {
    color: var(--accent-gold-dark) !important;
    background: rgba(197, 160, 89, 0.08);
}

.navbar-toggler {
    border-color: rgba(0, 0, 0, 0.15) !important;
    color: #0f172a !important;
}

.navbar-toggler-icon {
    filter: invert(0.8) brightness(0.2);
}

/* ==========================================================================
   HERO BANNER (CLEAN, BOLD, CONVERTING)
   ========================================================================== */
.hero-section {
    position: relative;
    min-height: 90vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: #0b132b;
    color: #ffffff;
    overflow: hidden;
    padding: 7rem 0 4.5rem;
}

.hero-bg-wrap {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.hero-picture,
.hero-bg-wrap picture {
    display: block;
    width: 100%;
    height: 100%;
}

.hero-bg-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center 30%;
    display: block;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(180deg, rgba(15, 23, 42, 0.58) 0%, rgba(15, 23, 42, 0.76) 100%);
    z-index: 2;
}

.hero-content {
    position: relative;
    z-index: 3;
    max-width: 860px;
    margin: 0 auto;
    padding: 1.5rem 1rem;
}

.hero-headline {
    color: #ffffff;
    margin-bottom: 1.25rem;
    line-height: 1.15;
}

.hero-main-title {
    font-size: clamp(2.4rem, 6vw, 4.2rem);
    font-weight: 800;
    letter-spacing: 0.04em;
    color: #ffffff;
    line-height: 1.1;
    text-transform: uppercase;
    text-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
}

.hero-subtitle {
    font-size: clamp(1.15rem, 2.5vw, 1.65rem);
    font-weight: 600;
    color: var(--accent-gold);
    letter-spacing: 0.03em;
    margin-top: 0.4rem;
    line-height: 1.35;
}

.hero-location {
    font-size: clamp(1.05rem, 2.2vw, 1.35rem);
    font-weight: 600;
    color: #f1f5f9;
    margin-bottom: 0.4rem;
}

.hero-sub {
    font-size: 1.05rem;
    color: #cbd5e1;
    margin-bottom: 1.25rem;
}

.hero-divider {
    width: 80px;
    height: 4px;
    background: var(--accent-gold);
    border-radius: 2px;
    margin: 1.25rem auto;
}

.hero-price {
    font-size: clamp(2rem, 4vw, 2.75rem);
    font-weight: 800;
    color: #ffffff;
    margin-bottom: 0.5rem;
    font-family: var(--font-heading);
    letter-spacing: -0.02em;
}

.hero-eoi-badge {
    display: inline-block;
    background: rgba(255, 255, 255, 0.12);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: #ffffff;
    padding: 0.35rem 1.25rem;
    border-radius: var(--radius-pill);
    font-size: 0.92rem;
    font-weight: 600;
    margin-bottom: 1.75rem;
    backdrop-filter: blur(8px);
}

.hero-cta-wrap {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    justify-content: center;
}

.btn-luxury {
    background: var(--accent-gold);
    border-color: var(--accent-gold);
    color: #0f172a;
    font-weight: 700;
    padding: 0.75rem 2rem;
    border-radius: var(--radius-pill);
    box-shadow: 0 6px 20px rgba(197, 160, 89, 0.35);
    transition: var(--transition);
}

.btn-luxury:hover {
    background: #e5b967;
    border-color: #e5b967;
    color: #0f172a;
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(197, 160, 89, 0.45);
}

.hero-scroll-indicator {
    position: absolute;
    bottom: 1.5rem;
    left: 50%;
    transform: translateX(-50%);
    z-index: 3;
    width: 28px;
    height: 48px;
    border: 2px solid rgba(255, 255, 255, 0.4);
    border-radius: 24px;
    display: flex;
    justify-content: center;
    padding-top: 8px;
}

.hero-scroll-dot {
    width: 6px;
    height: 10px;
    background: var(--accent-gold);
    border-radius: 3px;
    animation: scrollBounce 2s infinite;
}

@keyframes scrollBounce {
    0%, 100% { transform: translateY(0); opacity: 0.8; }
    50% { transform: translateY(12px); opacity: 0.2; }
}

/* ==========================================================================
   SECTIONS COMMON STYLES
   ========================================================================== */
.section-padding {
    padding: 5rem 0;
    position: relative;
}

@media (max-width: 768px) {
    .section-padding {
        padding: 3.5rem 0;
    }
}

.section-title {
    font-size: clamp(1.85rem, 3.5vw, 2.6rem);
    font-weight: 800;
    color: var(--primary);
    margin-bottom: 0.5rem;
    letter-spacing: -0.01em;
}

.section-subtitle {
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--accent-gold-dark);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 1.5rem;
}

.bg-light {
    background-color: var(--bg-light) !important;
}

/* ==========================================================================
   EXPERIENCE SECTION (WHY AQUA CASA)
   ========================================================================== */
.experience-card {
    background: #ffffff;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 2.25rem 1.75rem;
    text-align: center;
    height: 100%;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.experience-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-md);
    border-color: var(--accent-gold);
}

.experience-icon {
    width: 70px;
    height: 70px;
    border-radius: 50%;
    background: var(--accent-gold-light);
    color: var(--accent-gold-dark);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1.85rem;
    margin-bottom: 1.5rem;
    transition: var(--transition);
}

.experience-card:hover .experience-icon {
    background: var(--accent-gold);
    color: #ffffff;
    transform: scale(1.08);
}

.experience-card h4 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 0.75rem;
}

.experience-card p {
    font-size: 0.95rem;
    margin-bottom: 0;
    color: var(--text-muted);
}

/* ==========================================================================
   HIGHLIGHTS SECTION
   ========================================================================== */
.highlight-card {
    background: #ffffff;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 1.75rem 1.25rem;
    text-align: center;
    height: 100%;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.highlight-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
    border-color: var(--accent-gold);
}

.highlight-card i {
    font-size: 2rem;
    color: var(--accent-gold-dark);
    margin-bottom: 1rem;
}

.highlight-card h5 {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--primary);
    margin: 0;
}

/* ==========================================================================
   PRICE LIST SECTION
   ========================================================================== */
.price-card {
    background: #ffffff;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 2.5rem 2rem;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.price-card.featured {
    border: 2px solid var(--accent-gold);
    box-shadow: var(--shadow-gold);
}

.price-card .popular-badge {
    position: absolute;
    top: 15px;
    right: -30px;
    background: var(--accent-gold);
    color: #0f172a;
    font-weight: 700;
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    padding: 0.25rem 2.5rem;
    transform: rotate(45deg);
    box-shadow: 0 2px 8px rgba(0,0,0,0.15);
}

.price-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
}

.price-card h4 {
    font-size: 1.45rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 0.5rem;
}

.price-card .size {
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--accent-gold-dark);
    margin-bottom: 1rem;
}

.price-card .price {
    font-size: 2.25rem;
    font-weight: 800;
    color: var(--primary);
    font-family: var(--font-heading);
    margin-bottom: 0.5rem;
}

.price-card .eoi-tag {
    display: inline-block;
    background: #ecfdf5;
    color: #047857;
    font-weight: 700;
    font-size: 0.85rem;
    padding: 0.35rem 0.85rem;
    border-radius: var(--radius-pill);
    margin-bottom: 1.5rem;
    border: 1px solid #a7f3d0;
}

/* ==========================================================================
   AMENITIES SECTION
   ========================================================================== */
.amenity-card {
    background: #ffffff;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 1.5rem 1rem;
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.amenity-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
    border-color: var(--accent-gold);
}

.amenity-card i {
    font-size: 2.25rem;
    color: var(--accent-gold-dark);
    margin-bottom: 0.85rem;
    transition: var(--transition);
}

.amenity-card:hover i {
    transform: scale(1.15);
    color: var(--accent-gold);
}

.amenity-card h6 {
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--primary);
    margin: 0;
}

/* ==========================================================================
   FLOOR PLAN SECTION
   ========================================================================== */
.floor-plan-card {
    background: #ffffff;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 1.5rem;
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    height: 100%;
}

.floor-plan-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-md);
    border-color: var(--accent-gold);
}

.floor-plan-card img {
    border-radius: var(--radius-sm);
    margin: 0 auto 1.25rem;
    max-height: 280px;
    object-fit: contain;
    background: #f8fafc;
    padding: 0.5rem;
    border: 1px solid #f1f5f9;
    cursor: pointer;
    transition: var(--transition);
}

.floor-plan-card img:hover {
    transform: scale(1.02);
}

.floor-plan-card h5 {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 0.35rem;
}

/* ==========================================================================
   LOCATION ADVANTAGE (HORIZONTAL NUMBERED STRIP)
   ========================================================================== */
.location-row-horizontal {
    margin-top: 1.5rem;
}

.location-item {
    background: #ffffff;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 1rem 1.25rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    height: 100%;
}

.location-item:hover {
    border-color: var(--accent-gold);
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}

.location-number {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    background: var(--primary);
    color: #ffffff;
    font-weight: 700;
    font-size: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.location-text h6 {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--primary);
    margin: 0;
}

/* ==========================================================================
   CONTACT SECTION
   ========================================================================== */
.contact-form-card {
    background: #ffffff;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 2.5rem 2rem;
    box-shadow: var(--shadow-md);
}

.contact-form-card h4 {
    font-size: 1.45rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 0.5rem;
}

.contact-info {
    background: #ffffff;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 1.5rem;
    box-shadow: var(--shadow-sm);
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
}

.contact-item i {
    font-size: 1.5rem;
    color: var(--accent-gold-dark);
    margin-top: 0.25rem;
}

.contact-item h5 {
    font-size: 1rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 0.25rem;
}

.contact-item p {
    font-size: 0.95rem;
    margin: 0;
    color: var(--text-muted);
}

.form-control, .form-select {
    padding: 0.75rem 1rem;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-color);
    font-size: 0.95rem;
}

.form-control:focus, .form-select:focus {
    border-color: var(--accent-gold);
    box-shadow: 0 0 0 3px rgba(197, 160, 89, 0.2);
}

/* ==========================================================================
   FAQ SECTION (ACCORDION)
   ========================================================================== */
.accordion-item {
    border: 1px solid var(--border-color) !important;
    border-radius: var(--radius-md) !important;
    margin-bottom: 1rem;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.accordion-button {
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 1.05rem;
    color: var(--primary);
    padding: 1.25rem 1.5rem;
    background: #ffffff;
}

.accordion-button:not(.collapsed) {
    background-color: var(--accent-gold-light);
    color: var(--primary);
    box-shadow: none;
}

.accordion-button:focus {
    box-shadow: none;
    border-color: var(--accent-gold);
}

.accordion-body {
    padding: 1.25rem 1.5rem;
    font-size: 0.95rem;
    color: var(--text-muted);
    line-height: 1.7;
    background: #ffffff;
}

/* ==========================================================================
   FOOTER
   ========================================================================== */
.footer {
    background: #0a0e17;
    color: #94a3b8;
    padding: 3.5rem 0 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.footer a {
    color: #cbd5e1;
}

.footer a:hover {
    color: var(--accent-gold);
}

.footer-links {
    margin: 1.25rem 0;
}

.footer-links a {
    margin: 0 0.75rem;
    font-size: 0.88rem;
}

/* ==========================================================================
   STICKY VERTICAL EOI BAR & FLOATING WHATSAPP
   ========================================================================== */
.sticky-eoi-middle {
    position: fixed;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    z-index: 1025;
}

.sticky-eoi-bar-link {
    background: var(--accent-gold);
    color: #0f172a !important;
    font-weight: 800;
    padding: 0.85rem 0.65rem;
    border-radius: 8px 0 0 8px;
    box-shadow: -4px 4px 15px rgba(0, 0, 0, 0.25);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    transition: var(--transition);
    cursor: pointer;
}

.sticky-eoi-bar-link:hover {
    background: #e5b967;
    padding-left: 0.95rem;
}

.sticky-eoi-vertical-text {
    writing-mode: vertical-rl;
    text-orientation: mixed;
    transform: rotate(180deg);
    letter-spacing: 0.15em;
    font-size: 0.82rem;
    font-family: var(--font-heading);
}

.sticky-eoi-icon-wrap {
    font-size: 1.1rem;
}

.whatsapp-btn {
    position: fixed;
    bottom: 25px;
    right: 25px;
    width: 60px;
    height: 60px;
    background-color: var(--accent-whatsapp);
    color: #ffffff !important;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    box-shadow: 0 6px 20px rgba(37, 211, 102, 0.4);
    z-index: 1030;
    transition: var(--transition);
    cursor: pointer;
}

.whatsapp-btn:hover {
    background-color: var(--accent-whatsapp-dark);
    transform: scale(1.1);
    box-shadow: 0 8px 25px rgba(37, 211, 102, 0.55);
}

/* ==========================================================================
   MODALS & TOASTS
   ========================================================================== */
.modal-content {
    border-radius: var(--radius-md);
    border: none;
    box-shadow: var(--shadow-lg);
    overflow: hidden;
}

.modal-header {
    background: #0f172a;
    color: #ffffff;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    padding: 1.25rem 1.5rem;
}

.modal-header .btn-close {
    filter: invert(1) brightness(1.5);
}

.modal-title {
    font-size: 1.15rem;
    font-weight: 700;
}

.modal-body {
    padding: 1.75rem 1.5rem;
}

.custom-toast {
    position: fixed;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%) translateY(100px);
    background: #0f172a;
    color: #ffffff;
    padding: 1rem 1.75rem;
    border-radius: var(--radius-pill);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    z-index: 9999;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.95rem;
    font-weight: 500;
    opacity: 0;
    pointer-events: none;
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    border: 1px solid var(--accent-gold);
}

.custom-toast.show {
    transform: translateX(-50%) translateY(0);
    opacity: 1;
    pointer-events: auto;
}

.custom-toast.toast-error {
    border-color: #ef4444;
}

/* Responsive adjustments */
@media (max-width: 991px) {
    .hero-content {
        padding: 3rem 1rem;
    }
    .sticky-eoi-middle {
        top: 60%;
    }
    .whatsapp-btn {
        bottom: 20px;
        right: 20px;
        width: 52px;
        height: 52px;
        font-size: 28px;
    }
}