/* ==========================================================================
   Orelo Ear Care - Premium Aesthetic Stylesheet
   ========================================================================== */

:root {
    /* Color Palette */
    --primary: #0b4c53;
    --primary-light: #16646d;
    --accent: #1da1ab;
    --accent-glow: rgba(29, 161, 171, 0.2);
    --dark: #0d272b;
    --text-muted: #4a6569;
    --light-bg: #f8fbfb;
    --light-soft: #edf5f6;
    --white: #ffffff;

    /* Typography */
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;

    /* Shadows & Effects */
    --shadow-sm: 0 4px 12px rgba(11, 76, 83, 0.05);
    --shadow-md: 0 10px 30px rgba(11, 76, 83, 0.08);
    --shadow-lg: 0 20px 50px rgba(11, 76, 83, 0.12);
    --glass-bg: rgba(255, 255, 255, 0.85);
    --glass-border: 1px solid rgba(255, 255, 255, 0.5);

    /* Transitions */
    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    
    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --radius-pill: 50px;
}

/* ================= Reset & Base ================= */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    font-family: var(--font-body);
    background-color: var(--white);
    color: var(--dark);
    line-height: 1.6;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    color: var(--primary);
    font-weight: 700;
    line-height: 1.2;
}

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

ul { list-style: none; }
img { max-width: 100%; height: auto; display: block; }

/* ================= Layout & Utilities ================= */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

section {
    padding: 120px 0;
    position: relative;
}

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

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 64px auto;
}

.badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background-color: var(--light-soft);
    color: var(--primary);
    font-family: var(--font-heading);
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    border-radius: var(--radius-pill);
    margin-bottom: 16px;
    border: 1px solid rgba(29, 161, 171, 0.2);
}

.badge i { color: var(--accent); }

.section-title {
    font-size: 2.8rem;
    font-weight: 800;
    margin-bottom: 20px;
    letter-spacing: -0.5px;
}

.section-desc {
    font-size: 1.15rem;
    color: var(--text-muted);
}

/* ================= Buttons ================= */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 16px 32px;
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 1rem;
    border-radius: var(--radius-pill);
    cursor: pointer;
    transition: var(--transition-normal);
    border: 2px solid transparent;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent) 0%, #158b94 100%);
    color: var(--white);
    box-shadow: 0 6px 20px var(--accent-glow);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(29, 161, 171, 0.3);
}

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

.btn-secondary:hover {
    background-color: var(--primary-light);
    transform: translateY(-3px);
}

.btn-outline {
    background-color: transparent;
    color: var(--primary);
    border-color: rgba(11, 76, 83, 0.2);
}

.btn-outline:hover {
    border-color: var(--primary);
    background-color: var(--primary);
    color: var(--white);
}

/* ================= Header & Nav ================= */
.main-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background-color: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(255,255,255,0.3);
    transition: var(--transition-normal);
}

.main-header.scrolled {
    box-shadow: var(--shadow-sm);
    background-color: rgba(255, 255, 255, 0.95);
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 90px;
    transition: var(--transition-normal);
}

.main-header.scrolled .header-container {
    height: 70px;
}

.logo-link {
    display: flex;
    align-items: center;
    gap: 12px;
}

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

.logo-text {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--primary);
    letter-spacing: -0.5px;
}

.nav-menu ul {
    display: flex;
    align-items: center;
    gap: 36px;
}

.nav-link {
    font-family: var(--font-heading);
    font-weight: 500;
    font-size: 0.95rem;
    color: var(--dark);
    position: relative;
    padding: 8px 0;
}

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

.nav-link:hover { color: var(--accent); }
.nav-link:hover::after { width: 100%; }

.mobile-nav-toggle {
    display: none;
    background: transparent;
    border: none;
    cursor: pointer;
    z-index: 1100;
}

.mobile-nav-toggle i {
    font-size: 1.5rem;
    color: var(--primary);
}

/* ================= Hero Section ================= */
.hero-section {
    padding-top: 180px;
    padding-bottom: 80px;
    background: radial-gradient(circle at 90% 10%, var(--light-soft) 0%, var(--white) 60%);
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.hero-content .hero-title {
    font-size: 4rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 24px;
    background: linear-gradient(90deg, var(--primary) 0%, #1a747f 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-muted);
    margin-bottom: 40px;
    max-width: 500px;
}

.hero-actions {
    display: flex;
    gap: 16px;
    margin-bottom: 48px;
}

.hero-trust {
    display: flex;
    gap: 32px;
    padding-top: 32px;
    border-top: 1px solid rgba(11, 76, 83, 0.1);
}

.trust-item {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--primary);
}

.trust-item i { color: var(--accent); font-size: 1.2rem; }

.hero-media {
    position: relative;
    display: flex;
    justify-content: flex-end;
}

.hero-image-wrapper {
    position: relative;
    border-radius: var(--radius-lg);
    z-index: 1;
}

.hero-image {
    width: 100%;
    max-width: 500px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    object-fit: cover;
    aspect-ratio: 1 / 1.1;
}

.glass-card-float {
    position: absolute;
    bottom: 30px;
    left: -40px;
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: var(--glass-border);
    padding: 16px 24px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
    display: flex;
    align-items: center;
    gap: 16px;
    animation: float 4s ease-in-out infinite;
    z-index: 2;
}

.glass-card-float i {
    font-size: 2rem;
    color: var(--accent);
}

.glass-card-float h4 { font-size: 1.05rem; margin-bottom: 2px; }
.glass-card-float p { font-size: 0.85rem; color: var(--text-muted); }

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-15px); }
}

/* ================= Symptoms ================= */
.symptoms-media {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.symptoms-media img {
    transition: transform 0.8s ease;
}

.symptoms-media:hover img {
    transform: scale(1.05);
}

.symptoms-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    margin: 40px 0;
}

.symptom-card {
    background: var(--white);
    padding: 24px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    border: 1px solid rgba(11, 76, 83, 0.03);
    transition: var(--transition-normal);
}

.symptom-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
    border-color: rgba(29, 161, 171, 0.2);
}

.symptom-icon {
    width: 48px; height: 48px;
    background: var(--light-soft);
    color: var(--primary);
    display: flex; align-items: center; justify-content: center;
    border-radius: var(--radius-sm);
    font-size: 1.25rem;
    margin-bottom: 16px;
}

.symptom-card h3 { font-size: 1.15rem; margin-bottom: 8px; }
.symptom-card p { font-size: 0.9rem; color: var(--text-muted); }

/* ================= Services ================= */
.services-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    margin-bottom: 60px;
}

.service-card {
    background: var(--white);
    padding: 48px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    border: 1px solid rgba(11, 76, 83, 0.05);
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.service-card::after {
    content: '';
    position: absolute;
    top: 0; left: 0; width: 100%; height: 4px;
    background: var(--accent);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s ease;
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.service-card:hover::after {
    transform: scaleX(1);
}

.service-icon-box {
    width: 64px; height: 64px;
    background: var(--primary);
    color: var(--white);
    border-radius: var(--radius-md);
    display: flex; align-items: center; justify-content: center;
    font-size: 1.75rem;
    margin-bottom: 24px;
    box-shadow: 0 8px 20px rgba(11, 76, 83, 0.2);
}

.service-card h3 { font-size: 1.8rem; margin-bottom: 16px; }
.service-card p { color: var(--text-muted); margin-bottom: 24px; font-size: 1.05rem; }

.service-features { display: flex; flex-direction: column; gap: 12px; }
.service-features li { display: flex; align-items: center; gap: 12px; font-weight: 500; }
.service-features i { color: var(--accent); }

/* Premium Pricing Banner */
.pricing-banner {
    background: linear-gradient(135deg, var(--primary) 0%, #105a62 100%);
    border-radius: var(--radius-lg);
    padding: 40px 48px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--white);
    box-shadow: var(--shadow-lg);
}

.pricing-banner h3 { color: var(--white); font-size: 1.8rem; margin-bottom: 10px; }
.pricing-banner p { color: rgba(255,255,255,0.8); font-size: 1.05rem; max-width: 600px; }
.pricing-banner .btn { background: var(--white); color: var(--primary); }
.pricing-banner .btn:hover { background: var(--accent); color: var(--white); }

/* ================= Process ================= */
.process-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.process-step {
    background: var(--white);
    padding: 32px 24px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    text-align: center;
    position: relative;
    border: 1px solid rgba(11, 76, 83, 0.05);
    transition: var(--transition-normal);
}

.process-step:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
    border-color: rgba(29, 161, 171, 0.2);
}

.step-num {
    width: 56px; height: 56px;
    background: var(--accent);
    color: var(--white);
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 1.5rem;
    display: inline-flex; align-items: center; justify-content: center;
    border-radius: 50%;
    margin-bottom: 20px;
    box-shadow: 0 4px 15px var(--accent-glow);
}

.process-step h3 { font-size: 1.25rem; margin-bottom: 12px; }
.process-step p { color: var(--text-muted); font-size: 0.95rem; }

/* ================= FAQ & Contact ================= */
.faq-accordion {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: var(--white);
    border-radius: var(--radius-md);
    margin-bottom: 16px;
    box-shadow: var(--shadow-sm);
    border: 1px solid rgba(11, 76, 83, 0.05);
    overflow: hidden;
}

.faq-question {
    width: 100%;
    text-align: left;
    padding: 24px;
    background: transparent;
    border: none;
    font-family: var(--font-heading);
    font-size: 1.15rem;
    font-weight: 600;
    color: var(--primary);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: var(--transition-fast);
}

.faq-question:hover { color: var(--accent); }
.faq-question i { transition: transform 0.3s ease; }
.faq-item.active .faq-question i { transform: rotate(180deg); color: var(--accent); }

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease;
    padding: 0 24px;
}

.faq-item.active .faq-answer {
    padding-bottom: 24px;
}

.faq-answer p { color: var(--text-muted); font-size: 1rem; }

/* Contact Form */
.contact-container {
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
    display: grid;
    grid-template-columns: 1fr 1.2fr;
}

.contact-info {
    background: linear-gradient(135deg, var(--primary) 0%, #105a62 100%);
    padding: 60px 48px;
    color: var(--white);
}

.contact-info h2 { color: var(--white); font-size: 2.5rem; margin-bottom: 16px; }
.contact-info p { color: rgba(255,255,255,0.8); margin-bottom: 40px; font-size: 1.05rem; }

.contact-methods { display: flex; flex-direction: column; gap: 24px; }
.method-item { display: flex; align-items: center; gap: 16px; }
.method-icon {
    width: 48px; height: 48px;
    background: rgba(255,255,255,0.1);
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    font-size: 1.25rem; color: var(--accent);
}

.method-item h4 { color: var(--white); font-size: 1.1rem; margin-bottom: 4px; }
.method-item p { margin: 0; color: rgba(255,255,255,0.8); }

.contact-form { padding: 60px 48px; }
.contact-form h3 { font-size: 1.8rem; margin-bottom: 8px; }
.contact-form > p { color: var(--text-muted); margin-bottom: 32px; }

.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-bottom: 20px; }
.form-group { display: flex; flex-direction: column; gap: 8px; margin-bottom: 20px; }

.form-group label { font-weight: 600; font-size: 0.95rem; color: var(--primary); }
.form-group input, .form-group select, .form-group textarea {
    padding: 14px 16px;
    border: 1px solid rgba(11, 76, 83, 0.2);
    border-radius: var(--radius-sm);
    font-family: var(--font-body);
    font-size: 1rem;
    transition: var(--transition-fast);
    background: var(--light-bg);
}

.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-glow);
    background: var(--white);
}

.checkbox-group { display: flex; gap: 12px; margin-bottom: 24px; align-items: flex-start; }
.checkbox-group input { margin-top: 5px; }
.checkbox-group label { font-size: 0.9rem; color: var(--text-muted); line-height: 1.5; }

.form-status { margin-top: 16px; padding: 16px; border-radius: var(--radius-sm); display: none; }
.form-status.success { background: #e8f5e9; color: #2e7d32; display: block; border: 1px solid #c8e6c9; }
.form-status.error { background: #ffebee; color: #c62828; display: block; border: 1px solid #ffcdd2; }

/* ================= Footer ================= */
.main-footer {
    background: var(--dark);
    color: var(--white);
    padding: 80px 0 20px 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 60px;
    margin-bottom: 60px;
}

.footer-brand .logo-text { color: var(--white); }
.footer-brand p { color: rgba(255,255,255,0.7); margin-top: 16px; max-width: 300px; }

.footer-links h4, .footer-contact h4 {
    color: var(--white); font-size: 1.25rem; margin-bottom: 20px;
}

.footer-links ul { display: flex; flex-direction: column; gap: 12px; }
.footer-links a { color: rgba(255,255,255,0.7); }
.footer-links a:hover { color: var(--accent); }

.footer-contact p { display: flex; align-items: center; gap: 12px; color: rgba(255,255,255,0.7); margin-bottom: 12px; }
.footer-contact i { color: var(--accent); }

.footer-bottom {
    text-align: center;
    padding-top: 24px;
    border-top: 1px solid rgba(255,255,255,0.1);
    color: rgba(255,255,255,0.5);
    font-size: 0.9rem;
}

/* ================= Animations ================= */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.animate-on-scroll.visible {
    opacity: 1;
    transform: translateY(0);
}

.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }

/* ================= Responsive ================= */
@media (max-width: 992px) {
    .grid-2, .contact-container { grid-template-columns: 1fr; }
    .hero-container { grid-template-columns: 1fr; text-align: center; }
    .hero-content { align-items: center; }
    .hero-actions { justify-content: center; }
    .hero-trust { justify-content: center; }
    .hero-media { justify-content: center; margin-top: 40px; }
    .glass-card-float { left: 0; right: 0; margin: 0 auto; width: max-content; }
    
    .pricing-banner { flex-direction: column; text-align: center; gap: 24px; }
    .process-grid { grid-template-columns: 1fr 1fr; }
    .footer-grid { grid-template-columns: 1fr; gap: 40px; }
}

@media (max-width: 768px) {
    .section-title { font-size: 2.2rem; }
    .hero-content .hero-title { font-size: 3rem; }
    
    .nav-menu {
        position: fixed; top: 70px; left: -100%; width: 100%; height: calc(100vh - 70px);
        background: var(--white); flex-direction: column; padding: 40px 24px;
        transition: var(--transition-normal); z-index: 999;
    }
    
    .nav-menu.active { left: 0; }
    .nav-menu ul { flex-direction: column; gap: 24px; align-items: flex-start; width: 100%; }
    .mobile-nav-toggle { display: block; }
    
    .symptoms-grid, .services-grid, .form-grid { grid-template-columns: 1fr; }
    .process-grid { grid-template-columns: 1fr; }
    .contact-info, .contact-form { padding: 40px 24px; }
}