/* 
========================================================================
   Bhavik Patel - Financial Architect
   Custom Design System & Styling (Vanilla CSS)
======================================================================== 
*/

/* ── 1. Variables & Root Theme ────────────────────────────────────────── */
:root {
    --brand-teal-light: #f0fdfa;
    --brand-teal-100: #ccfbf1;
    --brand-teal-300: #5eead4;
    --brand-teal-600: #0d9488;
    --brand-teal-700: #0f766e;
    --brand-teal-800: #115e59;
    --brand-teal-dark: #042f2e;
    
    --brand-gold: #d97706;
    --brand-gold-hover: #b45309;
    --brand-gold-light: #fef3c7;
    
    --neutral-bg-light: #f8fafc;
    --neutral-bg-alt: #f1f5f9;
    --neutral-white: #ffffff;
    
    --neutral-title: #0f172a;
    --neutral-text: #334155;
    --neutral-text-muted: #64748b;
    --neutral-border: #e2e8f0;
    
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;
    
    --shadow-sm: 0 2px 4px rgba(0,0,0,0.02);
    --shadow-md: 0 10px 25px -5px rgba(15, 118, 110, 0.06), 0 8px 10px -6px rgba(15, 118, 110, 0.04);
    --shadow-lg: 0 20px 40px -15px rgba(15, 118, 110, 0.12);
    --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ── 2. Global Reset & Base Styling ────────────────────────────────────── */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    font-family: var(--font-body);
    background-color: var(--neutral-bg-light);
    color: var(--neutral-text);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    color: var(--neutral-title);
    font-weight: 700;
    line-height: 1.25;
}

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

/* ── 3. Utility Classes ───────────────────────────────────────────────── */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.section {
    padding: 90px 0;
    position: relative;
}

.section-alt {
    background-color: var(--neutral-bg-alt);
}

.text-center {
    text-align: center;
}

.section-header {
    max-width: 700px;
    margin: 0 auto 55px auto;
}

.section-title {
    font-size: 2.25rem;
    margin-bottom: 16px;
}

.section-title span {
    color: var(--brand-teal-700);
    position: relative;
    display: inline-block;
}

.section-title span::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--brand-teal-600), var(--brand-gold));
    border-radius: 2px;
}

.section-subtitle {
    color: var(--neutral-text-muted);
    font-size: 1.05rem;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 28px;
    font-family: var(--font-heading);
    font-weight: 600;
    border-radius: 8px;
    cursor: pointer;
    transition: var(--transition-smooth);
    border: none;
    font-size: 0.95rem;
    gap: 8px;
}

.btn-primary {
    background-color: var(--brand-teal-700);
    color: var(--neutral-white);
    box-shadow: 0 4px 14px rgba(15, 118, 110, 0.25);
}

.btn-primary:hover {
    background-color: var(--brand-teal-800);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(15, 118, 110, 0.35);
}

.btn-secondary {
    background-color: transparent;
    color: var(--brand-teal-700);
    border: 2px solid var(--brand-teal-700);
}

.btn-secondary:hover {
    background-color: var(--brand-teal-light);
    transform: translateY(-2px);
}

.btn-gold {
    background-color: var(--brand-gold);
    color: var(--neutral-white);
    box-shadow: 0 4px 14px rgba(217, 119, 6, 0.25);
}

.btn-gold:hover {
    background-color: var(--brand-gold-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(217, 119, 6, 0.35);
}

/* ── 4. Header & Navigation ───────────────────────────────────────────── */
.header-nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background-color: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--neutral-border);
    transition: var(--transition-smooth);
}

.header-nav.scrolled {
    padding: 8px 0;
    box-shadow: var(--shadow-md);
    background-color: rgba(255, 255, 255, 0.95);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 75px;
    transition: var(--transition-smooth);
}

.header-nav.scrolled .nav-container {
    height: 65px;
}

/* Custom Logo */
.logo-container {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-icon {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--brand-teal-700), var(--brand-teal-800));
    border-radius: 10px;
    box-shadow: 0 4px 10px rgba(15, 118, 110, 0.2);
}

.logo-text h1 {
    font-size: 1.15rem;
    font-weight: 800;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    color: var(--brand-teal-800);
    line-height: 1.1;
}

.logo-text span {
    font-size: 0.72rem;
    letter-spacing: 1px;
    text-transform: uppercase;
    color: var(--brand-gold);
    font-family: var(--font-body);
    font-weight: 600;
    display: block;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav-link {
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--neutral-text);
    position: relative;
    padding: 6px 0;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--brand-teal-700);
    transition: var(--transition-smooth);
}

.nav-link:hover, .nav-link.active {
    color: var(--brand-teal-700);
}

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

.nav-cta-btn {
    background-color: var(--brand-teal-700);
    color: var(--neutral-white) !important;
    padding: 8px 18px;
    border-radius: 6px;
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 0.9rem;
    box-shadow: 0 4px 10px rgba(15, 118, 110, 0.15);
}

.nav-cta-btn:hover {
    background-color: var(--brand-teal-800);
    transform: translateY(-1px);
    box-shadow: 0 6px 14px rgba(15, 118, 110, 0.25);
}

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

.nav-toggle span {
    width: 100%;
    height: 2px;
    background-color: var(--brand-teal-800);
    border-radius: 2px;
    transition: var(--transition-smooth);
}

/* ── 5. Hero Section ─────────────────────────────────────────────────── */
.hero-section {
    padding: 160px 0 100px 0;
    background: radial-gradient(circle at 80% 20%, var(--brand-teal-light) 0%, var(--neutral-bg-light) 60%);
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 48px;
    align-items: center;
}

.hero-content h2 {
    font-size: 3rem;
    font-weight: 800;
    line-height: 1.15;
    margin-bottom: 20px;
}

.hero-content h2 span {
    color: var(--brand-teal-700);
    background: linear-gradient(135deg, var(--brand-teal-700), var(--brand-gold));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-content p {
    font-size: 1.1rem;
    color: var(--neutral-text-muted);
    margin-bottom: 35px;
    max-width: 580px;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    margin-bottom: 45px;
}

.hero-features {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
    border-top: 1px solid var(--neutral-border);
    padding-top: 35px;
}

.hero-feature-item h4 {
    font-size: 1.5rem;
    color: var(--brand-teal-700);
    margin-bottom: 4px;
}

.hero-feature-item p {
    font-size: 0.85rem;
    color: var(--neutral-text-muted);
    margin-bottom: 0;
}

.hero-card {
    background-color: var(--neutral-white);
    border-radius: 20px;
    padding: 40px;
    box-shadow: var(--shadow-lg);
    border: 1px solid rgba(15, 118, 110, 0.05);
    position: relative;
    overflow: hidden;
}

.hero-card::before {
    content: '';
    position: absolute;
    top: -50px;
    right: -50px;
    width: 150px;
    height: 150px;
    background: radial-gradient(circle, rgba(13, 148, 136, 0.1) 0%, transparent 70%);
    border-radius: 50%;
}

.hero-card h3 {
    font-size: 1.5rem;
    margin-bottom: 16px;
    color: var(--brand-teal-800);
}

.badge-architect {
    display: inline-block;
    background-color: var(--brand-gold-light);
    color: var(--brand-gold);
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.78rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 24px;
}

.hero-card-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.hero-card-list li {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    font-size: 0.95rem;
}

.hero-card-list li span {
    color: var(--brand-teal-600);
    margin-top: 4px;
}

/* ── 6. About Section ────────────────────────────────────────────────── */
.about-grid {
    display: grid;
    grid-template-columns: 0.95fr 1.05fr;
    gap: 60px;
    align-items: center;
}

.about-visual {
    position: relative;
}

.about-bg-shape {
    position: absolute;
    top: 20px;
    left: -20px;
    width: 100%;
    height: 100%;
    background-color: var(--brand-teal-light);
    border: 2px dashed var(--brand-teal-300);
    border-radius: 16px;
    z-index: 1;
}

.about-card {
    background-color: var(--neutral-white);
    padding: 45px;
    border-radius: 16px;
    box-shadow: var(--shadow-md);
    position: relative;
    z-index: 2;
    border: 1px solid var(--neutral-border);
}

.about-card h3 {
    font-size: 1.6rem;
    margin-bottom: 20px;
    color: var(--brand-teal-700);
}

.about-stat-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    margin-top: 30px;
    padding-top: 30px;
    border-top: 1px solid var(--neutral-border);
}

.about-stat h4 {
    font-size: 2rem;
    color: var(--brand-gold);
    margin-bottom: 4px;
}

.about-stat p {
    font-size: 0.85rem;
    color: var(--neutral-text-muted);
}

.about-text h3 {
    font-size: 1.8rem;
    margin-bottom: 20px;
    color: var(--brand-teal-800);
}

.about-text p {
    color: var(--neutral-text);
    margin-bottom: 20px;
}

.architect-philosophy {
    background-color: var(--brand-teal-light);
    border-left: 4px solid var(--brand-teal-700);
    padding: 20px;
    border-radius: 0 12px 12px 0;
    margin: 30px 0;
}

.architect-philosophy p {
    font-style: italic;
    color: var(--brand-teal-800);
    margin-bottom: 0;
}

/* ── 7. Services Section ─────────────────────────────────────────────── */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.service-card {
    background-color: var(--neutral-white);
    border-radius: 16px;
    padding: 35px 30px;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--neutral-border);
    transition: var(--transition-smooth);
    display: flex;
    flex-direction: column;
    height: 100%;
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: var(--brand-teal-300);
}

.service-icon-box {
    width: 60px;
    height: 60px;
    background-color: var(--brand-teal-light);
    color: var(--brand-teal-700);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: 24px;
    transition: var(--transition-smooth);
}

.service-card:hover .service-icon-box {
    background-color: var(--brand-teal-700);
    color: var(--neutral-white);
}

.service-card h3 {
    font-size: 1.35rem;
    margin-bottom: 12px;
}

.service-card p {
    color: var(--neutral-text-muted);
    font-size: 0.95rem;
    margin-bottom: 20px;
    flex-grow: 1;
}

.service-features-list {
    list-style: none;
    font-size: 0.85rem;
    color: var(--neutral-text);
    display: flex;
    flex-direction: column;
    gap: 8px;
    border-top: 1px solid var(--neutral-border);
    padding-top: 16px;
}

.service-features-list li {
    display: flex;
    align-items: center;
    gap: 8px;
}

.service-features-list li span {
    color: var(--brand-gold);
}

/* ── 8. Calculators Section ──────────────────────────────────────────── */
.calc-wrapper {
    background-color: var(--neutral-white);
    border-radius: 20px;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--neutral-border);
    overflow: hidden;
}

/* Tabs Header */
.calc-tabs {
    display: flex;
    background-color: var(--neutral-bg-alt);
    border-bottom: 1px solid var(--neutral-border);
}

.calc-tab-btn {
    flex: 1;
    padding: 20px;
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 1.05rem;
    background: transparent;
    border: none;
    color: var(--neutral-text-muted);
    cursor: pointer;
    transition: var(--transition-smooth);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    position: relative;
}

.calc-tab-btn:hover {
    color: var(--brand-teal-700);
    background-color: rgba(15, 118, 110, 0.02);
}

.calc-tab-btn.active {
    color: var(--brand-teal-700);
    background-color: var(--neutral-white);
}

.calc-tab-btn.active::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 0;
    width: 100%;
    height: 3px;
    background-color: var(--brand-teal-700);
}

/* Tab Content */
.calc-content {
    display: none;
    padding: 40px;
}

.calc-content.active {
    display: block;
}

.calc-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: flex-start;
}

/* Input Fields & Sliders */
.calc-inputs-col {
    display: flex;
    flex-direction: column;
    gap: 28px;
}

.calc-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.calc-label-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.calc-label {
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--neutral-title);
}

.calc-val-box {
    display: flex;
    align-items: center;
    border: 1px solid var(--neutral-border);
    border-radius: 6px;
    padding: 6px 12px;
    background-color: var(--neutral-bg-light);
    font-weight: 700;
    color: var(--brand-teal-800);
    font-size: 1.05rem;
}

.calc-val-box span {
    font-size: 0.9rem;
    color: var(--neutral-text-muted);
    margin-right: 4px;
}

.calc-val-box input {
    background: transparent;
    border: none;
    outline: none;
    width: 80px;
    text-align: right;
    font-weight: 700;
    color: var(--brand-teal-800);
    font-size: 1.05rem;
    font-family: var(--font-body);
}

/* Slider Custom Styling */
.range-slider {
    -webkit-appearance: none;
    width: 100%;
    height: 6px;
    border-radius: 3px;
    background: var(--neutral-border);
    outline: none;
    transition: var(--transition-smooth);
}

.range-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--brand-teal-700);
    cursor: pointer;
    box-shadow: 0 2px 6px rgba(15, 118, 110, 0.3);
    transition: var(--transition-smooth);
}

.range-slider::-webkit-slider-thumb:hover {
    transform: scale(1.15);
    background: var(--brand-teal-800);
}

.range-slider::-moz-range-thumb {
    width: 20px;
    height: 20px;
    border: none;
    border-radius: 50%;
    background: var(--brand-teal-700);
    cursor: pointer;
    box-shadow: 0 2px 6px rgba(15, 118, 110, 0.3);
    transition: var(--transition-smooth);
}

.range-slider::-moz-range-thumb:hover {
    transform: scale(1.15);
    background: var(--brand-teal-800);
}

/* Output Cards Col */
.calc-outputs-col {
    background-color: var(--neutral-bg-light);
    border-radius: 12px;
    padding: 35px;
    border: 1px solid var(--neutral-border);
}

.calc-output-summary {
    text-align: center;
    margin-bottom: 30px;
    padding-bottom: 24px;
    border-bottom: 1px solid var(--neutral-border);
}

.calc-output-summary h4 {
    font-size: 0.95rem;
    color: var(--neutral-text-muted);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 8px;
}

.calc-total-val {
    font-size: 2.25rem;
    font-weight: 800;
    color: var(--brand-teal-700);
    font-family: var(--font-heading);
}

.calc-output-split {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 30px;
}

.split-card {
    background-color: var(--neutral-white);
    padding: 16px;
    border-radius: 8px;
    border: 1px solid var(--neutral-border);
}

.split-card span {
    font-size: 0.82rem;
    color: var(--neutral-text-muted);
    display: block;
    margin-bottom: 4px;
}

.split-card strong {
    font-size: 1.1rem;
    color: var(--neutral-title);
    font-family: var(--font-heading);
}

/* Visualization Gauge/Bar */
.visualizer-container {
    height: 12px;
    background-color: var(--neutral-border);
    border-radius: 6px;
    overflow: hidden;
    display: flex;
    margin-bottom: 12px;
}

.bar-invested {
    height: 100%;
    background-color: var(--neutral-text-muted);
    width: 50%;
    transition: width 0.3s ease;
}

.bar-returns {
    height: 100%;
    background-color: var(--brand-gold);
    width: 50%;
    transition: width 0.3s ease;
}

.legend-row {
    display: flex;
    justify-content: space-between;
    font-size: 0.78rem;
    color: var(--neutral-text-muted);
}

.legend-item {
    display: flex;
    align-items: center;
    gap: 6px;
}

.legend-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
}

.dot-invested { background-color: var(--neutral-text-muted); }
.dot-returns { background-color: var(--brand-gold); }

/* Custom Child Planner Text */
.child-helper-text {
    font-size: 0.85rem;
    color: var(--neutral-text-muted);
    line-height: 1.4;
    margin-top: 15px;
    background-color: var(--brand-teal-light);
    border-radius: 8px;
    padding: 12px 16px;
    border: 1px solid rgba(15, 118, 110, 0.08);
}

/* ── 9. FAQs Section ─────────────────────────────────────────────────── */
.faq-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: center;
}

.faq-visual img {
    width: 100%;
    max-height: 400px;
    object-fit: contain;
}

.accordion-container {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.acc-card {
    background-color: var(--neutral-white);
    border-radius: 10px;
    border: 1px solid var(--neutral-border);
    overflow: hidden;
    transition: var(--transition-smooth);
}

.acc-card.active {
    box-shadow: var(--shadow-sm);
    border-color: var(--brand-teal-300);
}

.acc-btn {
    width: 100%;
    padding: 20px 24px;
    background: transparent;
    border: none;
    text-align: left;
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 1.05rem;
    color: var(--neutral-title);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
}

.acc-btn span {
    font-size: 0.9rem;
    color: var(--brand-teal-700);
    transition: transform 0.3s ease;
}

.acc-card.active .acc-btn span {
    transform: rotate(180deg);
}

.acc-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-out;
}

.acc-card.active .acc-content {
    max-height: 200px; /* Adjust dynamically if needed */
}

.acc-content-inner {
    padding: 0 24px 20px 24px;
    color: var(--neutral-text);
    font-size: 0.95rem;
    border-top: 1px solid transparent;
}

.acc-card.active .acc-content-inner {
    border-top-color: var(--neutral-border);
    padding-top: 16px;
}

/* ── 10. Contact Section ────────────────────────────────────────────── */
.contact-grid {
    display: grid;
    grid-template-columns: 0.9fr 1.1fr;
    gap: 60px;
}

.contact-info-col {
    display: flex;
    flex-direction: column;
    gap: 35px;
}

.contact-card {
    background-color: var(--neutral-white);
    padding: 30px;
    border-radius: 12px;
    border: 1px solid var(--neutral-border);
    display: flex;
    align-items: flex-start;
    gap: 20px;
    box-shadow: var(--shadow-sm);
}

.contact-icon {
    width: 52px;
    height: 52px;
    background-color: var(--brand-teal-light);
    color: var(--brand-teal-700);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    flex-shrink: 0;
}

.contact-details h4 {
    font-size: 1.15rem;
    margin-bottom: 6px;
}

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

.contact-details a:hover {
    color: var(--brand-teal-700);
}

/* Contact Form */
.contact-form-container {
    background: linear-gradient(135deg, var(--brand-teal-800), var(--brand-teal-dark));
    border-radius: 20px;
    padding: 45px 40px;
    box-shadow: 0 20px 40px rgba(4, 47, 46, 0.3);
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.form-title {
    font-size: 1.6rem;
    margin-bottom: 8px;
    color: var(--neutral-white);
}

.form-subtitle {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 30px;
}

.form-group-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 20px;
    position: relative;
}

.form-group.full-width {
    margin-bottom: 24px;
}

.form-label {
    font-size: 0.85rem;
    font-weight: 600;
    color: rgba(255, 255, 255, 0.9);
}

.form-control {
    width: 100%;
    padding: 13px 18px;
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 8px;
    font-family: var(--font-body);
    font-size: 0.95rem;
    color: var(--neutral-white);
    background-color: rgba(255, 255, 255, 0.06);
    transition: var(--transition-smooth);
}

.form-control::placeholder {
    color: rgba(255, 255, 255, 0.35);
}

.form-control:focus {
    outline: none;
    border-color: var(--brand-gold);
    box-shadow: 0 0 0 3px rgba(217, 119, 6, 0.25);
    background-color: rgba(255, 255, 255, 0.12);
}

textarea.form-control {
    resize: vertical;
    min-height: 100px;
}

/* Captcha Layout */
.captcha-container {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-top: 8px;
}

.captcha-question {
    background-color: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.15);
    color: var(--brand-gold-light);
    font-weight: 700;
    font-size: 1.15rem;
    padding: 10px 18px;
    border-radius: 8px;
    user-select: none;
    display: flex;
    align-items: center;
    gap: 8px;
}

.captcha-refresh-btn {
    background: transparent;
    border: none;
    color: rgba(255, 255, 255, 0.7);
    cursor: pointer;
    font-size: 1.05rem;
    padding: 4px;
    transition: var(--transition-smooth);
}

.captcha-refresh-btn:hover {
    color: var(--brand-gold);
    transform: rotate(90deg);
}

.captcha-input-box {
    flex: 1;
}

/* Form Response Messages */
.form-response {
    display: none;
    padding: 14px 18px;
    border-radius: 8px;
    font-size: 0.9rem;
    font-weight: 500;
    margin-bottom: 24px;
    line-height: 1.4;
}

.form-response.success {
    display: block;
    background-color: #d1fae5;
    color: #065f46;
    border: 1px solid #a7f3d0;
}

.form-response.error {
    display: block;
    background-color: #fee2e2;
    color: #991b1b;
    border: 1px solid #fecaca;
}

/* ── 11. Footer Section ──────────────────────────────────────────────── */
.footer {
    background-color: var(--brand-teal-dark);
    color: rgba(255, 255, 255, 0.8);
    padding: 60px 0 30px 0;
    font-size: 0.9rem;
    border-top: 4px solid var(--brand-gold);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr 1fr;
    gap: 48px;
    margin-bottom: 45px;
}

.footer-logo-text h3 {
    color: var(--neutral-white);
    font-size: 1.25rem;
    font-weight: 800;
    text-transform: uppercase;
    margin-bottom: 4px;
    letter-spacing: 0.5px;
}

.footer-logo-text span {
    color: var(--brand-gold);
    font-size: 0.72rem;
    text-transform: uppercase;
    font-weight: 700;
    display: block;
    margin-bottom: 16px;
    letter-spacing: 1px;
}

.footer-widget p {
    line-height: 1.5;
    font-size: 0.85rem;
}

.footer-widget h4 {
    color: var(--neutral-white);
    font-size: 1.05rem;
    margin-bottom: 20px;
    position: relative;
    padding-bottom: 8px;
}

.footer-widget h4::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 30px;
    height: 2px;
    background-color: var(--brand-gold);
}

.footer-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-links a:hover {
    color: var(--neutral-white);
    padding-left: 4px;
}

.footer-contact-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 14px;
    font-size: 0.85rem;
}

.footer-contact-list li {
    display: flex;
    align-items: flex-start;
    gap: 12px;
}

.footer-contact-list li span {
    color: var(--brand-gold);
    margin-top: 4px;
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.08);
    padding-top: 30px;
    text-align: center;
}

.footer-copy {
    font-size: 0.8rem;
    margin-bottom: 12px;
}

.footer-disclaimer {
    font-size: 0.74rem;
    color: rgba(255, 255, 255, 0.45);
    max-width: 900px;
    margin: 0 auto;
    line-height: 1.4;
}

/* Floating WhatsApp Button */
.whatsapp-floating {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 56px;
    height: 56px;
    background-color: #25d366;
    color: var(--neutral-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    box-shadow: 0 4px 12px rgba(37, 211, 102, 0.3);
    z-index: 999;
    transition: var(--transition-smooth);
}

.whatsapp-floating:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 18px rgba(37, 211, 102, 0.45);
}

/* ── 12. Responsive Design Styles ────────────────────────────────────── */
@media (max-width: 992px) {
    html {
        font-size: 15px;
    }
    
    .hero-grid, .about-grid, .faq-grid, .contact-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .hero-section {
        padding: 120px 0 80px 0;
    }
    
    .hero-content {
        text-align: center;
    }
    
    .hero-content p {
        margin: 0 auto 30px auto;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .hero-features {
        max-width: 600px;
        margin: 35px auto 0 auto;
    }
    
    .about-visual {
        order: 2;
    }
    
    .calc-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 35px;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 75px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 75px);
        background-color: var(--neutral-white);
        flex-direction: column;
        padding: 40px 24px;
        gap: 24px;
        transition: var(--transition-smooth);
        border-top: 1px solid var(--neutral-border);
        align-items: stretch;
        text-align: center;
        box-shadow: 0 10px 15px rgba(0,0,0,0.05);
    }
    
    .nav-menu.open {
        left: 0;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .nav-toggle.open span:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
    }
    
    .nav-toggle.open span:nth-child(2) {
        opacity: 0;
    }
    
    .nav-toggle.open span:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
    }
    
    .form-group-row {
        grid-template-columns: 1fr;
        gap: 0;
    }
    
    .section-title {
        font-size: 1.85rem;
    }
}