/* ===================================
   NUSANTARA LANGUAGE CENTER - STYLES
   Modern, Premium, Bilingual Design
   =================================== */

/* === CSS VARIABLES === */
:root {
    /* NLC Brand Colors from Logo */
    --nlc-blue: #4A90E2;
    --nlc-blue-dark: #357ABD;
    --nlc-green: #50C878;
    --nlc-green-dark: #3DA35D;
    --nlc-orange: #FF8C42;
    --nlc-orange-dark: #E67A35;
    --nlc-red: #E74C3C;
    --nlc-red-dark: #C0392B;
    --nlc-yellow: #F4D03F;
    --nlc-yellow-dark: #D4AF37;

    /* Neutral Colors */
    --white: #FFFFFF;
    --off-white: #F8F9FA;
    --light-gray: #E9ECEF;
    --gray: #6C757D;
    --dark-gray: #343A40;
    --black: #212529;

    /* Typography */
    --font-primary: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;

    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 30px;

    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.12);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.16);
    --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.2);

    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

/* === RESET & BASE === */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

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

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

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

ul {
    list-style: none;
}

/* === CONTAINER === */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* === LANGUAGE SWITCHER === */
.language-switcher {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 1000;
    display: flex;
    gap: 8px;
    background: var(--white);
    padding: 6px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

.lang-btn {
    padding: 8px 16px;
    border: none;
    background: transparent;
    color: var(--gray);
    font-family: var(--font-primary);
    font-weight: 600;
    font-size: 0.875rem;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: var(--transition-fast);
}

.lang-btn:hover {
    background: var(--off-white);
    color: var(--nlc-blue);
}

.lang-btn.active {
    background: linear-gradient(135deg, var(--nlc-blue) 0%, var(--nlc-blue-dark) 100%);
    color: var(--white);
}

/* === WHATSAPP FLOAT BUTTON === */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #25D366 0%, #128C7E 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-lg);
    z-index: 999;
    transition: var(--transition-normal);
    animation: pulse 2s infinite;
}

.whatsapp-float svg {
    width: 32px;
    height: 32px;
    color: var(--white);
}

.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: var(--shadow-xl);
}

@keyframes pulse {

    0%,
    100% {
        box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.7);
    }

    50% {
        box-shadow: 0 0 0 15px rgba(37, 211, 102, 0);
    }
}

/* === NAVIGATION === */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    z-index: 998;
    transition: var(--transition-normal);
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem var(--spacing-md);
}

.nav-brand {
    display: flex;
    align-items: center;
}

.logo-image {
    height: 60px;
    /* Adjust height as needed */
    width: auto;
    object-fit: contain;
}

/* Old text logo styles removed */

.nav-menu {
    display: flex;
    gap: var(--spacing-md);
    align-items: center;
}

.nav-link {
    font-weight: 500;
    color: var(--dark-gray);
    padding: 0.5rem 0.75rem;
    position: relative;
    transition: var(--transition-normal);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0.75rem;
    right: 0.75rem;
    height: 2px;
    background: var(--nlc-blue);
    transform: scaleX(0);
    transition: transform 0.3s ease;
    transform-origin: bottom right;
}

.nav-link.active-section::after,
.nav-link:hover::after {
    transform: scaleX(1);
    transform-origin: bottom left;
}

.nav-link.active-section {
    color: var(--nlc-blue);
    font-weight: 600;
}

.nav-link.active-section::after {
    transform: scaleX(1);
}

.nav-link:hover {
    color: var(--nlc-blue);
}

.nav-link.cta-nav {
    background: linear-gradient(135deg, var(--nlc-blue) 0%, var(--nlc-blue-dark) 100%);
    color: var(--white);
}

.nav-link.cta-nav:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background: var(--nlc-blue);
    border-radius: 2px;
    transition: var(--transition-fast);
}

/* === HERO SECTION === */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding-top: 80px;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg,
            rgba(74, 144, 226, 0.1) 0%,
            rgba(80, 198, 120, 0.1) 50%,
            rgba(255, 140, 66, 0.1) 100%);
    z-index: -1;
}

.hero-background::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(74, 144, 226, 0.2) 0%, transparent 70%);
    border-radius: 50%;
    animation: float 20s infinite ease-in-out;
}

.hero-background::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(80, 198, 120, 0.2) 0%, transparent 70%);
    border-radius: 50%;
    animation: float 15s infinite ease-in-out reverse;
}

@keyframes float {

    0%,
    100% {
        transform: translate(0, 0) scale(1);
    }

    50% {
        transform: translate(50px, 50px) scale(1.1);
    }
}

.hero-content {
    text-align: center;
    max-width: 900px;
    z-index: 1;
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
    background: linear-gradient(135deg, var(--nlc-blue) 0%, var(--nlc-green) 50%, var(--nlc-orange) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: fadeInUp 1s ease;
}

.hero-subtitle {
    font-size: clamp(1.1rem, 2vw, 1.5rem);
    color: var(--gray);
    margin-bottom: var(--spacing-lg);
    animation: fadeInUp 1s ease 0.2s backwards;
}

.hero-cta {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 1s ease 0.4s backwards;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    color: var(--gray);
    font-size: 0.875rem;
    animation: fadeIn 1s ease 1s backwards;
}

.scroll-arrow {
    width: 24px;
    height: 24px;
    border-left: 2px solid var(--nlc-blue);
    border-bottom: 2px solid var(--nlc-blue);
    transform: rotate(-45deg);
    animation: bounce 2s infinite;
}

@keyframes bounce {

    0%,
    100% {
        transform: rotate(-45deg) translateY(0);
    }

    50% {
        transform: rotate(-45deg) translateY(10px);
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

/* === BUTTONS === */
.btn {
    display: inline-block;
    padding: 1rem 2rem;
    font-family: var(--font-primary);
    font-weight: 600;
    font-size: 1rem;
    border-radius: var(--radius-lg);
    border: none;
    cursor: pointer;
    transition: var(--transition-normal);
    text-align: center;
}

.btn-primary {
    background: linear-gradient(135deg, var(--nlc-blue) 0%, var(--nlc-blue-dark) 100%);
    color: var(--white);
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.btn-secondary {
    background: var(--white);
    color: var(--nlc-blue);
    border: 2px solid var(--nlc-blue);
}

.btn-secondary:hover {
    background: var(--nlc-blue);
    color: var(--white);
    transform: translateY(-3px);
}

.btn-program {
    width: 100%;
    background: linear-gradient(135deg, var(--nlc-green) 0%, var(--nlc-green-dark) 100%);
    color: var(--white);
}

.btn-program:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

/* === SECTION STYLES === */
section {
    padding: var(--spacing-xl) 0;
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
    margin-bottom: var(--spacing-sm);
    color: var(--black);
}

.section-subtitle {
    font-size: clamp(1rem, 2vw, 1.25rem);
    color: var(--gray);
    max-width: 600px;
    margin: 0 auto;
}

/* === ABOUT SECTION === */
.about {
    background: var(--off-white);
}

.about-description {
    text-align: center;
    max-width: 800px;
    margin: 0 auto var(--spacing-lg);
}

.about-description p {
    font-size: 1.125rem;
    line-height: 1.8;
    color: var(--dark-gray);
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-md);
}

.advantage-card {
    background: var(--white);
    padding: var(--spacing-md);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-normal);
    text-align: center;
}

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

.advantage-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--spacing-md);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
}

.advantage-icon svg {
    width: 40px;
    height: 40px;
    color: var(--white);
}

.advantage-card h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    color: var(--black);
}

.advantage-card p {
    color: var(--gray);
    line-height: 1.6;
}

/* === PROGRAMS SECTION === */
.programs {
    background: var(--white);
}

.programs-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--spacing-md);
}

.program-card {
    background: var(--white);
    border: 2px solid var(--light-gray);
    border-radius: var(--radius-lg);
    padding: var(--spacing-md);
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.program-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--nlc-blue) 0%, var(--nlc-green) 50%, var(--nlc-orange) 100%);
    transform: scaleX(0);
    transition: var(--transition-normal);
}

.program-card:hover::before {
    transform: scaleX(1);
}

.program-card:hover {
    border-color: var(--nlc-blue);
    box-shadow: var(--shadow-lg);
    transform: translateY(-8px);
}

.program-card.featured {
    border-color: var(--nlc-orange);
    background: linear-gradient(135deg, rgba(255, 140, 66, 0.05) 0%, rgba(255, 140, 66, 0.02) 100%);
}

.featured-badge {
    position: absolute;
    top: 20px;
    right: -30px;
    background: linear-gradient(135deg, var(--nlc-orange) 0%, var(--nlc-orange-dark) 100%);
    color: var(--white);
    padding: 5px 40px;
    font-size: 0.75rem;
    font-weight: 700;
    transform: rotate(45deg);
    box-shadow: var(--shadow-md);
}

.program-badge {
    display: inline-block;
    background: linear-gradient(135deg, var(--nlc-blue) 0%, var(--nlc-blue-dark) 100%);
    color: var(--white);
    padding: 6px 16px;
    border-radius: var(--radius-lg);
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
}

.program-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    color: var(--black);
}

.program-details {
    margin-bottom: var(--spacing-md);
}

.detail-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 0;
    border-bottom: 1px solid var(--light-gray);
    color: var(--dark-gray);
}

.detail-item:last-child {
    border-bottom: none;
}

.detail-icon {
    font-size: 1.25rem;
}

.program-price {
    text-align: center;
    margin: var(--spacing-md) 0;
}

.price-amount {
    font-size: 2rem;
    font-weight: 800;
    color: var(--nlc-blue);
}

/* === INSTRUCTORS SECTION === */
.instructors {
    background: var(--off-white);
}

.instructors-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
}

.instructor-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-normal);
    display: flex;
    flex-direction: column;
    height: 100%;
    /* Uniform height */
}

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

.instructor-image {
    width: 100%;
    height: 260px;
    /* Slightly taller for better proportion */
    overflow: hidden;
    background: var(--light-gray);
    position: relative;
    flex-shrink: 0;
}

.instructor-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center top;
    transition: transform 0.5s ease;
}

.instructor-card:hover .instructor-image img {
    transform: scale(1.05);
}

.instructor-info {
    padding: var(--spacing-md);
    display: flex;
    flex-direction: column;
    flex-grow: 1;
    /* Fills remaining space */
}

.instructor-name {
    font-size: 1.35rem;
    font-weight: 800;
    margin-bottom: 4px;
    /* Tighter spacing */
    color: var(--black);
    letter-spacing: -0.5px;
}

.instructor-title {
    color: var(--nlc-blue);
    font-weight: 600;
    font-size: 0.95rem;
    margin-bottom: var(--spacing-sm);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.instructor-bio {
    color: var(--gray);
    line-height: 1.6;
    font-size: 1rem;
    margin-bottom: var(--spacing-md);
    flex-grow: 1;
    /* Pushes footer down */
}

/* New Footer-like section for details */
.instructor-details {
    margin-top: auto;
    /* Pushes to bottom */
    padding-top: var(--spacing-sm);
    border-top: 1px solid var(--light-gray);
}

.instructor-experience,
.instructor-best-for {
    font-size: 0.9rem;
    line-height: 1.5;
    margin-bottom: 6px;
}

.instructor-experience {
    color: var(--dark-gray);
}

.instructor-best-for {
    color: var(--nlc-blue-dark);
}


/* === TESTIMONIALS SECTION === */
.testimonials {
    background: var(--white);
}

.testimonials-grid {
    display: flex;
    gap: var(--spacing-md);
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    padding: 2rem var(--spacing-md) 3rem;
    margin: 0 -1rem;
    /* Negative margin to allow cards to reach edges during scroll */
    scrollbar-width: none;
    /* Hide scrollbar Firefox */
    -ms-overflow-style: none;
    /* Hide scrollbar IE */
    scroll-behavior: smooth;
    cursor: grab;
}

.testimonials-grid::-webkit-scrollbar {
    display: none;
    /* Hide scrollbar Chrome/Safari */
}

.testimonial-card {
    flex: 0 0 450px;
    /* Fixed width for consistency */
    background: var(--off-white);
    padding: var(--spacing-md);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-normal);
    position: relative;
    scroll-snap-align: center;
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.testimonial-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.testimonial-quote {
    position: absolute;
    top: 20px;
    right: 20px;
    opacity: 0.1;
}

.testimonial-quote svg {
    width: 60px;
    height: 60px;
    color: var(--nlc-blue);
}

.testimonial-text {
    font-size: 1.1rem;
    line-height: 1.7;
    color: var(--dark-gray);
    margin-bottom: var(--spacing-md);
    font-style: italic;
    min-height: 100px;
    /* Maintain height consistency */
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.author-avatar {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-weight: 700;
    font-size: 1.25rem;
    flex-shrink: 0;
}

.author-name {
    font-weight: 700;
    color: var(--black);
    margin-bottom: 4px;
}

.author-details {
    color: var(--gray);
    font-size: 0.875rem;
}

/* === CONTACT SECTION (CONVERSATIONAL CTA) === */
.contact {
    position: relative;
    background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
    overflow: hidden;
}

/* Premium Background Pattern */
.contact::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: radial-gradient(rgba(74, 144, 226, 0.1) 1.5px, transparent 1.5px);
    background-size: 30px 30px;
    pointer-events: none;
}

.contact .container {
    position: relative;
    z-index: 1;
}

.contact-hero-text {
    font-size: 2rem;
    font-weight: 700;
    color: var(--nlc-blue-dark);
    margin: 1.5rem 0 1rem;
    text-align: center;
}

.contact-description {
    font-size: 1.15rem;
    color: var(--gray);
    max-width: 700px;
    margin: 0 auto 2.5rem;
    text-align: center;
    line-height: 1.7;
}

.contact-highlights {
    display: flex;
    justify-content: center;
    gap: 3rem;
    flex-wrap: wrap;
    margin-bottom: 2rem;
}

.highlight-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.05rem;
    color: var(--dark-gray);
    font-weight: 500;
}

.highlight-emoji {
    font-size: 1.5rem;
}

.contact-benefits {
    text-align: center;
    color: var(--gray);
    font-size: 0.95rem;
    margin-bottom: 2.5rem;
    font-weight: 500;
}

.contact-benefits .separator {
    margin: 0 0.75rem;
    color: var(--nlc-blue);
}

.contact-cta-section {
    text-align: center;
    max-width: 500px;
    margin: 0 auto;
}

.btn-whatsapp-large {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    padding: 18px 40px;
    font-size: 1.2rem;
    font-weight: 700;
    background: linear-gradient(135deg, #25D366 0%, #128C7E 100%);
    color: white;
    border-radius: 50px;
    box-shadow: 0 10px 30px rgba(37, 211, 102, 0.3);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    text-decoration: none;
    margin-bottom: 1.5rem;
    position: relative;
}

.btn-whatsapp-large:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 45px rgba(37, 211, 102, 0.4);
}

.btn-whatsapp-large::after {
    content: '';
    position: absolute;
    top: -5px;
    left: -5px;
    right: -5px;
    bottom: -5px;
    border-radius: 55px;
    background: rgba(37, 211, 102, 0.2);
    z-index: -1;
    animation: wa-pulse 2s infinite;
}

@keyframes wa-pulse {
    0% {
        transform: scale(1);
        opacity: 1;
    }

    100% {
        transform: scale(1.15);
        opacity: 0;
    }
}

.btn-whatsapp-large svg {
    flex-shrink: 0;
}

.contact-alternative {
    color: var(--gray);
    font-size: 0.95rem;
}

.email-link {
    color: var(--nlc-blue);
    text-decoration: none;
    font-weight: 600;
    transition: color 0.2s;
}

.email-link:hover {
    color: var(--nlc-blue-dark);
}

@media (max-width: 768px) {
    .contact-hero-text {
        font-size: 1.6rem;
    }

    .contact-description {
        font-size: 1rem;
        padding: 0 1rem;
    }

    .contact-highlights {
        flex-direction: column;
        align-items: center;
        gap: 1.5rem;
    }

    .btn-whatsapp-large {
        width: 100%;
        padding: 16px 30px;
        font-size: 1.1rem;
    }
}

/* Lead Form Styling */
/* Lead Form Styling - Premium Card */
.lead-form {
    background: var(--white);
    padding: 2.5rem;
    border-radius: 24px;
    /* More rounded */
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.08);
    /* Soft, deep shadow */
    border: 1px solid rgba(0, 0, 0, 0.03);
}

.form-title {
    font-size: 1.75rem;
    color: var(--nlc-blue-dark);
    margin-bottom: 2rem;
    text-align: center;
    font-weight: 800;
    letter-spacing: -0.5px;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--dark-gray);
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.form-input,
.form-select {
    width: 100%;
    padding: 14px 16px;
    /* Taller inputs */
    border: 2px solid transparent;
    /* Prepare for border transition */
    background-color: #f3f4f6;
    border-radius: 12px;
    font-size: 1rem;
    color: var(--black);
    transition: all 0.3s ease;
    font-family: inherit;
}

.form-input:hover,
.form-select:hover {
    background-color: #eceef1;
}

.form-input:focus,
.form-select:focus {
    background-color: var(--white);
    border-color: var(--nlc-blue);
    box-shadow: 0 4px 12px rgba(108, 92, 231, 0.1);
    outline: none;
}

/* Modern Radio Group - "Chips" style */
.radio-group {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.radio-label {
    position: relative;
    cursor: pointer;
    font-weight: 500;
    flex: 1;
    /* Distribute space */
    min-width: 80px;
    display: flex;
    /* Ensure it behaves as flex item */
}

/* Hide default radio */
.radio-label input[type="radio"] {
    position: absolute;
    opacity: 0;
    cursor: pointer;
    height: 0;
    width: 0;
}

/* Custom visual element */
.radio-label span {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 12px 16px;
    background-color: #f3f4f6;
    border-radius: 12px;
    color: var(--gray);
    transition: all 0.2s ease;
    border: 2px solid transparent;
    text-align: center;
    font-weight: 600;
    width: 100%;
    /* Fill the label */
}

/* Checked State */
.radio-label input[type="radio"]:checked+span {
    background-color: rgba(108, 92, 231, 0.1);
    color: var(--nlc-blue);
    border-color: var(--nlc-blue);
}

.btn-block {
    width: 100%;
    margin-top: 1rem;
    padding: 16px;
    font-size: 1.1rem;
}

.form-note {
    text-align: center;
    font-size: 0.85rem;
    color: var(--gray);
    margin-top: 1rem;
}

/* Responsive adjustments for Contact */
@media (max-width: 900px) {
    .contact-grid-layout {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }

    .lead-form {
        padding: var(--spacing-md);
    }
}

/* Mobile adjustments preserved */
@media (max-width: 480px) {
    .contact-item {
        flex-direction: column;
        align-items: flex-start;
        text-align: left;
    }
}

/* === FOOTER === */
.footer {
    background: linear-gradient(135deg, var(--dark-gray) 0%, var(--black) 100%);
    color: var(--white);
    padding: var(--spacing-lg) 0 var(--spacing-md);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.footer-logo {
    height: 50px;
    width: auto;
    margin-bottom: var(--spacing-sm);
    background-color: var(--white);
    padding: 8px 12px;
    border-radius: var(--radius-md);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.footer-brand p {
    color: var(--light-gray);
    line-height: 1.6;
}

.footer-links h4,
.footer-contact h4 {
    font-weight: 700;
    margin-bottom: var(--spacing-md);
}

.footer-links ul {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.footer-links a {
    color: var(--light-gray);
    transition: var(--transition-fast);
}

.footer-links a:hover {
    color: var(--nlc-blue);
    padding-left: 5px;
}

.footer-contact p {
    color: var(--light-gray);
    margin-bottom: var(--spacing-xs);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-md);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--light-gray);
}

/* === FORM VALIDATION STYLES === */
.modal-input:invalid:not(:placeholder-shown) {
    border-color: #ef4444;
    background-color: #fef2f2;
}

.modal-input:valid:not(:placeholder-shown) {
    border-color: #10b981;
}

.modal-input:focus:invalid {
    box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.1);
}

.modal-input:focus:valid {
    box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.1);
}

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

/* Tablet and smaller desktops */
@media (max-width: 1024px) {
    .container {
        padding: 0 var(--spacing-sm);
    }

    .hero-title {
        font-size: 3rem;
    }
}

/* Tablets (Portrait) & Large Phones */
@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }

    .mobile-menu-toggle {
        display: flex;
    }

    .logo-image {
        height: 50px;
    }

    .hero-title {
        font-size: 2.5rem;
        line-height: 1.2;
    }

    .hero-subtitle {
        font-size: 1.1rem;
        margin-bottom: 2rem;
    }

    .hero-cta {
        flex-direction: column;
        gap: 1rem;
        width: 100%;
        max-width: 350px;
        margin: 0 auto;
    }

    .btn {
        width: 100%;
        padding: 14px 24px;
        justify-content: center;
    }

    .advantages-grid,
    .programs-grid,
    .instructors-grid,
    .testimonials-grid {
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
        gap: 1.5rem;
    }

    .language-switcher {
        top: 10px;
        right: 12px;
        padding: 4px 6px;
        font-size: 0.8rem;
    }
}

@media (max-width: 480px) {
    :root {
        --spacing-md: 1.15rem;
        --spacing-lg: 2.25rem;
        --spacing-xl: 3.25rem;
    }

    .container {
        padding: 0 1.75rem;
        /* Increased padding to ensure card borders and shadows are perfectly visible */
    }

    .logo-image {
        height: 40px;
    }

    .hero-title {
        font-size: 1.85rem;
        letter-spacing: -0.5px;
    }

    .hero-subtitle {
        font-size: 0.95rem;
        line-height: 1.5;
    }

    section {
        padding: var(--spacing-lg) 0;
    }

    .section-title {
        font-size: 1.6rem;
    }

    .section-subtitle {
        font-size: 0.9rem;
    }

    .advantage-card,
    .program-card,
    .instructor-card {
        padding: 2rem 1.5rem;
        /* Standardized card internal padding */
    }

    .program-price .price-amount {
        font-size: 1.75rem;
    }

    .programs-grid,
    .instructors-grid,
    .contact-content {
        grid-template-columns: 1fr;
        gap: 1.5rem;
        /* Standardized gap for all sections */
        padding: 0.5rem 0;
        /* Vertical breathing room */
    }



    .instructor-image {
        width: 100%;
        max-width: 240px;
        /* Portraits look better centered on mobile */
        height: 300px;
        /* Clearly rectangular / Portrait */
        margin: 0 auto 1.5rem;
        border-radius: var(--radius-md);
    }

    .testimonial-card {
        flex: 0 0 290px;
        /* Better fit for mobile screens */
    }

    .footer-logo {
        height: 40px;
    }

    .whatsapp-float {
        bottom: 15px;
        right: 15px;
        width: 45px;
        height: 45px;
    }

    /* Modal Mobile Fixes */
    .modal-header {
        padding: 1.5rem 1rem 1rem;
    }

    .modal-title {
        font-size: 1.5rem;
    }

    .modal-highlights,
    .modal-form-section {
        padding: 1.25rem;
    }

    .highlight-icon {
        width: 32px;
        height: 32px;
        font-size: 1.25rem;
    }

    .btn-whatsapp-large {
        padding: 14px 24px;
        font-size: 1rem;
    }
}


/* === SMOOTH SCROLL ANIMATIONS === */
@media (prefers-reduced-motion: no-preference) {

    .advantage-card,
    .program-card,
    .instructor-card,
    .testimonial-card,
    .contact-item {
        opacity: 0;
        animation: fadeInUp 0.6s ease forwards;
    }

    .advantage-card:nth-child(1) {
        animation-delay: 0.1s;
    }

    .advantage-card:nth-child(2) {
        animation-delay: 0.2s;
    }

    .advantage-card:nth-child(3) {
        animation-delay: 0.3s;
    }

    .advantage-card:nth-child(4) {
        animation-delay: 0.4s;
    }

    .program-card:nth-child(1) {
        animation-delay: 0.1s;
    }

    .program-card:nth-child(2) {
        animation-delay: 0.2s;
    }

    .program-card:nth-child(3) {
        animation-delay: 0.3s;
    }

    .program-card:nth-child(4) {
        animation-delay: 0.4s;
    }

    .program-card:nth-child(5) {
        animation-delay: 0.5s;
    }

    .program-card:nth-child(6) {
        animation-delay: 0.6s;
    }
}

/* === ENROLLMENT MODAL === */
.modal-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(8px);
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    padding: var(--spacing-md);
}

.modal-backdrop.active {
    opacity: 1;
    visibility: visible;
}

.modal-container {
    background: var(--white);
    width: 100%;
    max-width: 900px;
    border-radius: var(--radius-lg);
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    position: relative;
    transform: scale(0.95);
    transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
    max-height: 90vh;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
}

.modal-backdrop.active .modal-container {
    transform: scale(1);
}

.modal-close {
    position: absolute;
    top: 1rem;
    right: 1.5rem;
    background: none;
    border: none;
    font-size: 2rem;
    color: var(--gray);
    cursor: pointer;
    z-index: 10;
    transition: color 0.2s;
}

.modal-close:hover {
    color: var(--nlc-red);
}

.modal-header {
    padding: 2rem 2.5rem 1.5rem;
    border-bottom: 1px solid var(--light-gray);
    text-align: center;
}

.modal-title {
    font-size: 1.75rem;
    color: var(--black);
    margin-bottom: 0.5rem;
}

.modal-subtitle {
    font-size: 1.1rem;
    color: var(--nlc-blue);
    font-weight: 600;
}

.modal-body {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 0;
}

/* Modal Highlights (Left) */
.modal-highlights {
    padding: 2.5rem;
    background-color: #fcfcfc;
    border-right: 1px solid var(--light-gray);
}

.modal-highlights h3 {
    font-size: 1.1rem;
    text-transform: uppercase;
    color: var(--gray);
    margin-bottom: 1.5rem;
    letter-spacing: 0.5px;
}

.highlights-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.highlights-list li {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
}

.highlight-icon {
    font-size: 1.5rem;
    background: var(--white);
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 10px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
}

.highlight-sub {
    display: block;
    font-size: 0.9rem;
    color: var(--gray);
    margin-top: 2px;
}

.highlight-divider {
    height: 1px;
    background: var(--light-gray);
    margin: 2rem 0;
}

.modal-audience strong {
    display: block;
    color: var(--nlc-blue-dark);
    margin-bottom: 0.5rem;
}

.modal-audience p {
    font-size: 0.95rem;
    color: var(--dark-gray);
    line-height: 1.6;
}

/* Modal Form (Right) */
.modal-form-section {
    padding: 2.5rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.form-intro {
    margin-bottom: 1.5rem;
    color: var(--gray);
    font-size: 0.95rem;
}

.modal-input {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid var(--light-gray);
    border-radius: 10px;
    font-size: 1rem;
    transition: all 0.3s;
    background: #f8f9fa;
}

.modal-input:focus {
    background: var(--white);
    border-color: var(--nlc-blue);
    outline: none;
}

.btn-whatsapp-action {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    width: 100%;
    margin-top: 1rem;
    background: linear-gradient(135deg, #25D366 0%, #128C7E 100%);
    color: #fff;
    font-size: 1.1rem;
    padding: 16px;
    border-radius: 14px;
    font-weight: 700;
    box-shadow: 0 4px 14px rgba(37, 211, 102, 0.3);
    border: none;
    transition: all 0.3s;
}

.btn-whatsapp-action:hover {
    background-color: #128C7E;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(37, 211, 102, 0.3);
}

@media (max-width: 768px) {
    .modal-body {
        grid-template-columns: 1fr;
    }

    .modal-highlights {
        border-right: none;
        border-bottom: 1px solid var(--light-gray);
        padding: 1.5rem;
    }

    .modal-form-section {
        padding: 1.5rem;
    }
}

/* === SURPRISE ENHANCEMENTS === */
.modal-info-card {
    background: var(--off-white);
    padding: 1.25rem;
    border-radius: var(--radius-md);
    border-left: 4px solid var(--nlc-blue);
    margin: 1rem 0;
}

.modal-info-card h4 {
    font-size: 0.95rem;
    margin-bottom: 0.5rem;
    color: var(--nlc-blue-dark);
    font-weight: 700;
}

.modal-info-card p {
    font-size: 0.9rem;
    color: var(--gray);
    line-height: 1.5;
}

/* Section highlights enhancement */
.highlight-emoji {
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.1));
}

/* Form input refinement */
.modal-input:focus {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(74, 144, 226, 0.1);
}

.no-scroll {
    overflow: hidden !important;
}

.author-program {
    display: inline-block;
    padding: 3px 10px;
    background: rgba(74, 144, 226, 0.1);
    color: var(--nlc-blue-dark);
    font-size: 0.75rem;
    font-weight: 700;
    border-radius: 20px;
    margin-top: 4px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}