/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #131c52;
    --secondary-color: #2d2d2d;
    --accent-color: #ff3b3b;
    --yellow-accent: #ffd93d;
    --yellow-soft: #fff9e6;
    --text-color: #1b1d27;
    --text-light: #666;
    --bg-light: #fafafa;
    --bg-white: #ffffff;
    --bg-yellow: #fff9e6;
    --border-color: #e0e0e0;
    --shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);
    --shadow-hover: 0 4px 20px rgba(255, 59, 59, 0.2);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.7;
    color: var(--text-color);
    background-color: var(--bg-white);
    font-weight: 400;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Modern Typography with 60s Touch */
h1, h2, h3, .section-title, .hero-title, .hero-subtitle {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Helvetica Neue', Arial, sans-serif;
    font-weight: 800;
    letter-spacing: -0.02em;
    line-height: 1.2;
}

.hero-title {
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Navigation */
.nav {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.08);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: var(--shadow);
}

.nav-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
}

.logo {
    display: flex;
    align-items: center;
    text-decoration: none;
    transition: var(--transition);
}

.logo:hover {
    opacity: 0.8;
}

.logo-img {
    height: 50px;
    width: auto;
    max-width: 200px;
    object-fit: contain;
}

.nav-links {
    display: flex;
    gap: 2rem;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-color);
    font-weight: 600;
    font-size: 0.95rem;
    padding: 0.5rem 1rem;
    border-radius: 6px;
    transition: var(--transition);
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%) scaleX(0);
    width: 60%;
    height: 2px;
    background: var(--accent-color);
    transition: var(--transition);
}

.nav-links a:hover {
    color: var(--accent-color);
    background: var(--yellow-soft);
}

.nav-links a:hover::after {
    transform: translateX(-50%) scaleX(1);
}

/* Hero Section */
.hero {
    position: relative;
    min-height: 85vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--yellow-soft) 0%, #fff 50%, var(--yellow-soft) 100%);
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    background-repeat: no-repeat;
    color: var(--primary-color);
    text-align: center;
    padding: 6rem 0;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 50%, rgba(255, 217, 61, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(255, 59, 59, 0.08) 0%, transparent 50%);
    opacity: 1;
    z-index: 0;
}

.hero-bg-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(255, 249, 230, 0.6) 0%, rgba(255, 255, 255, 0.65) 50%, rgba(255, 249, 230, 0.6) 100%);
    z-index: 0;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.3) 0%, transparent 100%);
    z-index: 1;
}

.hero-side-images {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1;
    pointer-events: none;
    overflow: hidden;
}

.hero-side-image {
    position: absolute;
    top: 0;
    height: 100vh;
    min-height: 85vh;
    width: 25vw;
    max-width: 280px;
    object-fit: cover;
    object-position: center top;
    opacity: 0.9;
    filter: grayscale(20%);
    transition: var(--transition);
}

.hero-side-left {
    left: 5%;
    border-radius: 12px;
    object-position: 45% top;
}

.hero-side-right {
    right: 5%;
    border-radius: 12px;
    object-position: 40% top;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 1000px;
    padding: 0 10px;
    margin: 0 auto;
}

.hero-logo {
    max-width: 280px;
    width: 100%;
    height: auto;
    margin: 0 auto 3rem;
    display: block;
    filter: drop-shadow(0 8px 24px rgba(0, 0, 0, 0.12));
    background: white;
    padding: 1.5rem;
    border-radius: 16px;
    box-shadow: var(--shadow-lg);
    transition: var(--transition);
}

.hero-logo:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-hover);
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 4.5rem);
    font-weight: 800;
    margin-bottom: 1rem;
    color: var(--accent-color);
    letter-spacing: 0.05em;
    line-height: 1.1;
}

.hero-subtitle {
    font-size: clamp(1.5rem, 3vw, 2.2rem);
    font-weight: 700;
    margin-bottom: 1.5rem;
    color: #131c52;
    letter-spacing: 0.02em;
}

.hero-description {
    font-size: clamp(1.1rem, 2vw, 1.3rem);
    margin-bottom: 2.5rem;
    color: #131c52;
    line-height: 1.8;
    font-weight: 400;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.75rem 2rem;
    text-decoration: none;
    border-radius: 5px;
    font-weight: 600;
    transition: var(--transition);
    border: none;
    cursor: pointer;
    font-size: 1rem;
}

.btn-primary {
    background: var(--accent-color);
    color: white;
    border: none;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    box-shadow: var(--shadow);
    position: relative;
    border-radius: 8px;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.btn-primary:hover {
    background: #e62e2e;
    transform: translateY(-2px);
    box-shadow: var(--shadow-hover);
}

.accordion-icon {
    display: inline-block;
    font-size: 1.2em;
    animation: accordion-bellows 1.5s ease-in-out infinite;
    transform-origin: center;
}

@keyframes accordion-bellows {
    0%, 100% {
        transform: scaleX(1) scaleY(1);
    }
    25% {
        transform: scaleX(1.15) scaleY(0.95);
    }
    50% {
        transform: scaleX(1.3) scaleY(0.9);
    }
    75% {
        transform: scaleX(1.15) scaleY(0.95);
    }
}

.btn-large {
    padding: 1rem 3rem;
    font-size: 1.1rem;
}

/* Sections */
.section {
    padding: 5rem 0;
    position: relative;
}

.section-with-bg {
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    background-repeat: no-repeat;
}

#workshop.section-with-bg {
    background-size: contain;
    background-position: center center;
}

#workshop .section-bg-overlay {
    background: linear-gradient(135deg, rgba(255, 249, 230, 0.65) 0%, rgba(255, 255, 255, 0.7) 50%, rgba(255, 249, 230, 0.65) 100%);
}

.section-bg-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(255, 249, 230, 0.85) 0%, rgba(255, 255, 255, 0.9) 50%, rgba(255, 249, 230, 0.85) 100%);
    z-index: 0;
}

.section-with-bg .container {
    position: relative;
    z-index: 1;
}

.section-alt {
    background: var(--yellow-soft);
    position: relative;
}

.section-alt::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 10% 20%, rgba(255, 217, 61, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 90% 80%, rgba(255, 59, 59, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    margin-bottom: 3rem;
    text-align: center;
    color: var(--primary-color);
    letter-spacing: -0.02em;
    position: relative;
    display: inline-block;
    width: 100%;
    font-weight: 800;
    z-index: 1;
    text-shadow: 0 2px 4px rgba(255, 255, 255, 0.8);
}

.section-title::after {
    content: '';
    display: block;
    width: 60px;
    height: 4px;
    background: linear-gradient(90deg, var(--accent-color), var(--yellow-accent));
    margin: 1.5rem auto;
    border-radius: 2px;
}

.section-subtitle {
    text-align: center;
    font-size: 1.1rem;
    color: var(--text-light);
    margin-bottom: 3rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

/* About Section */
.about-content {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
}

.about-image-wrapper {
    text-align: center;
    margin-bottom: 2.5rem;
}

.about-image {
    max-width: 100%;
    width: 100%;
    max-width: 700px;
    height: auto;
    border-radius: 16px;
    box-shadow: var(--shadow-lg);
    /* border: 3px solid var(--bg-white); */
    /* background: #7696ab; */
    padding: 0.5rem;
    transition: var(--transition);
}

.about-image:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-hover);
}

.about-content p {
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
    line-height: 1.8;
    position: relative;
    z-index: 1;
}

.lead {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--primary-color);
    letter-spacing: -0.01em;
    border-left: 4px solid var(--accent-color);
    padding-left: 1.5rem;
    margin-bottom: 2rem;
    line-height: 1.7;
}

/* Teacher Bios */
.teacher-bio {
    margin-bottom: 3rem;
    padding: 2rem;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: 12px;
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

.teacher-bio:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.teacher-bio h3 {
    color: var(--primary-color);
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 1rem;
    letter-spacing: -0.01em;
    border-bottom: 2px solid var(--yellow-soft);
    padding-bottom: 0.75rem;
}

.teacher-bio p {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--text-color);
    margin: 0 0 1.5rem 0;
}

.teacher-bio p:last-child {
    margin-bottom: 0;
}

.teacher-photo {
    width: 150px;
    height: 150px;
    border-radius: 50%;
    object-fit: cover;
    object-position: center;
    display: inline-block;
    margin-right: 1rem;
    vertical-align: middle;
    border: 2px solid var(--bg-white);
    box-shadow: var(--shadow);
}

/* Workshop Grid */
.workshop-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.workshop-card {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    padding: 2.5rem;
    border: 1px solid var(--border-color);
    border-radius: 12px;
    box-shadow: var(--shadow);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.workshop-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: linear-gradient(180deg, var(--accent-color), var(--yellow-accent));
    transform: scaleY(0);
    transition: var(--transition);
}

.workshop-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--accent-color);
}

.workshop-card:hover::before {
    transform: scaleY(1);
}

.workshop-card h3 {
    color: var(--primary-color);
    margin-bottom: 1.5rem;
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: -0.01em;
    padding-bottom: 0.75rem;
    border-bottom: 2px solid var(--yellow-soft);
}

.workshop-card ul {
    list-style: none;
    padding-left: 0;
}

.workshop-card li {
    padding: 0.5rem 0;
    padding-left: 1.5rem;
    position: relative;
}

.workshop-card li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--accent-color);
    font-weight: bold;
}

.workshop-card .note {
    font-style: italic;
    color: var(--text-light);
    margin-top: 1rem;
    font-size: 0.9rem;
}

/* Registration Form */
.registration-form {
    max-width: 700px;
    margin: 0 auto;
    background: var(--bg-white);
    padding: 3rem;
    border-radius: 16px;
    box-shadow: var(--shadow-lg);
    position: relative;
    border: 1px solid var(--border-color);
}

.registration-form::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--accent-color), var(--yellow-accent));
    border-radius: 16px 16px 0 0;
}

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

.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--primary-color);
    font-size: 0.95rem;
    letter-spacing: -0.01em;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.875rem 1rem;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    background: var(--bg-white);
    font-size: 1rem;
    font-family: inherit;
    transition: var(--transition);
    font-weight: 400;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px rgba(255, 59, 59, 0.1);
    background: var(--bg-white);
}

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

.form-group button[type="submit"] {
    display: block;
    margin: 0 auto;
}

.hidden {
    display: none;
}

.form-success {
    max-width: 700px;
    margin: 2rem auto;
    padding: 3rem;
    background: var(--yellow-soft);
    border-radius: 16px;
    box-shadow: var(--shadow-lg);
    text-align: center;
    border: 1px solid var(--border-color);
}

.form-success h3 {
    color: var(--accent-color);
    margin-bottom: 1rem;
    font-weight: 700;
    font-size: 1.8rem;
    letter-spacing: -0.02em;
}

.form-success p {
    color: var(--text-light);
    font-weight: 400;
    font-size: 1.1rem;
    line-height: 1.7;
}

/* Contact Section */
.contact-content {
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.contact-content > p:first-of-type {
    font-size: 1.1rem;
    margin-bottom: 2rem;
    color: var(--text-light);
}

.contact-email {
    font-size: 1.3rem;
    margin: 2rem 0;
}

.contact-email a {
    color: var(--accent-color);
    text-decoration: none;
    font-weight: 700;
    font-size: 1.3rem;
    padding: 0.75rem 1.5rem;
    display: inline-block;
    border-radius: 8px;
    transition: var(--transition);
    background: var(--bg-white);
    border: 2px solid var(--accent-color);
    box-shadow: var(--shadow);
}

.contact-email a:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-hover);
    background: var(--yellow-soft);
}

.links {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    margin-top: 2.5rem;
    flex-wrap: wrap;
}

.links a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    transition: var(--transition);
    background: var(--bg-white);
    border: 2px solid var(--border-color);
    font-size: 1rem;
}

.links a:hover {
    color: var(--accent-color);
    border-color: var(--accent-color);
    background: var(--yellow-soft);
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}

/* Mailing List */
.mailing-list {
    margin: 3rem 0;
    padding: 2rem;
    background: var(--bg-white);
    border-radius: 12px;
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
}

.mailing-list h3 {
    color: var(--primary-color);
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    font-weight: 700;
}

.mailing-list > p {
    color: var(--text-light);
    margin-bottom: 1.5rem;
    font-size: 1rem;
}

.mailing-list-form {
    margin: 0;
}

.mailing-list-input-group {
    display: flex;
    gap: 0.75rem;
    max-width: 500px;
    margin: 0 auto;
}

.mailing-list-input-group input {
    flex: 1;
    padding: 0.875rem 1rem;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-size: 1rem;
    font-family: inherit;
    transition: var(--transition);
}

.mailing-list-input-group input:focus {
    outline: none;
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px rgba(255, 59, 59, 0.1);
}

.mailing-list-input-group .btn {
    padding: 0.875rem 2rem;
    white-space: nowrap;
}

.mailing-list-success {
    margin-top: 1rem;
    padding: 1rem;
    background: var(--yellow-soft);
    border-radius: 8px;
    border: 1px solid var(--accent-color);
}

.mailing-list-success p {
    color: var(--accent-color);
    font-weight: 600;
    margin: 0;
}

@media (max-width: 768px) {
    .mailing-list-input-group {
        flex-direction: column;
    }
    
    .mailing-list-input-group .btn {
        width: 100%;
    }
}

/* Footer */
.footer {
    background: var(--primary-color);
    color: rgba(255, 255, 255, 0.9);
    text-align: center;
    padding: 3rem 0;
    border-top: 4px solid var(--accent-color);
    font-weight: 400;
    font-size: 0.9rem;
}

/* Responsive Design */
@media (max-width: 1400px) and (min-width: 769px) {
    .hero-side-image {
        width: 18vw;
        max-width: 180px;
    }

    .hero-side-left {
        left: 1%;
        object-position: 45% top;
    }

    .hero-side-right {
        right: 1%;
        object-position: 40% top;
    }

    .hero-content {
        padding: 0 50px;
    }
}

@media (max-width: 768px) {
    .hero-title {
        font-size: 2.5rem;
    }

    .hero-subtitle {
        font-size: 1.8rem;
    }

    .section-title {
        font-size: 2.2rem;
    }

    .hero-description {
        font-size: 1rem;
    }

    .section-with-bg {
        background-attachment: scroll;
    }

    .hero {
        background-attachment: scroll;
    }

    .hero-bg-overlay {
        background: linear-gradient(135deg, rgba(255, 249, 230, 0.65) 0%, rgba(255, 255, 255, 0.6) 50%, rgba(255, 249, 230, 0.65) 100%);
    }

    .about-image {
        max-width: 100%;
    }

    .hero-side-image {
        width: 20vw;
        max-width: 200px;
        height: 100vh;
        min-height: 50vh;
        top: 0;
        object-position: center top;
        opacity: 0.85;
    }

    .hero-side-left {
        left: 1%;
        object-position:45% top;
    }

    .hero-side-right {
        right: 1%;
        object-position: 40% top;
    }

    .hero-content {
        padding: 0 40px;
    }

    .nav-links {
        gap: 1rem;
        font-size: 0.9rem;
    }

    .logo-img {
        height: 40px;
        max-width: 150px;
    }

    .hero-logo {
        max-width: 250px;
        margin-bottom: 1.5rem;
    }

    .section-title {
        font-size: 2rem;
    }

    .registration-form {
        padding: 2rem 1.5rem;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .workshop-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .hero {
        min-height: 60vh;
        padding: 2rem 0;
        background-attachment: scroll;
    }

    .hero-title {
        font-size: 2rem;
    }

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

    .section-title {
        font-size: 1.8rem;
    }

    .nav-content {
        flex-direction: column;
        gap: 1rem;
    }

    .logo-img {
        height: 35px;
        max-width: 120px;
    }

    .hero-logo {
        max-width: 200px;
        margin-bottom: 1rem;
    }

    .nav-links {
        flex-wrap: wrap;
        justify-content: center;
    }
}