/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    transition: var(--transition-medium);
}

.header__container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

/* Navigation */
.nav__list {
    display: flex;
    gap: var(--space-md);
    list-style: none;
}

.nav__link {
    color: var(--color-gray-900);
    text-decoration: none;
    font-weight: 500;
    padding: var(--space-xs) 0;
    position: relative;
    transition: var(--transition-fast);
}

.nav__link::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 100%;
    height: 2px;
    background-color: var(--color-accent);
    transform: scaleX(0);
    transition: var(--transition-fast);
}

.nav__link:hover::after {
    transform: scaleX(1);
}

/* Hero Section */
.hero {
    min-height: 100vh;
    padding-top: 80px;
    position: relative;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-gray-800) 100%);
    color: var(--color-white);
    overflow: hidden;
}

.hero__container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-xl);
    align-items: center;
    padding: var(--space-xl) 0;
}

.hero__content {
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 0.8s forwards 0.5s;
}

.hero__image {
    position: relative;
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
}

.hero__img {
    width: 100%;
    height: auto;
    transform: scale(1.1);
    transition: transform var(--transition-medium);
}

.hero__image:hover .hero__img {
    transform: scale(1);
}

/* Achievement Cards */
.achievement__card {
    background-color: var(--color-white);
    border-radius: var(--border-radius-lg);
    padding: var(--space-lg);
    box-shadow: var(--shadow-md);
    transition: var(--transition-medium);
}

.achievement__card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.achievement__icon {
    font-size: 2rem;
    margin-bottom: var(--space-md);
}

/* Gallery */
.gallery__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-lg);
}

.gallery__item {
    position: relative;
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    aspect-ratio: 4/3;
}

.gallery__overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    padding: var(--space-md);
    background: linear-gradient(to top, rgba(0,0,0,0.8), transparent);
    color: var(--color-white);
    opacity: 0;
    transform: translateY(20px);
    transition: var(--transition-medium);
}

.gallery__item:hover .gallery__overlay {
    opacity: 1;
    transform: translateY(0);
}

/* Contact Form */
.contact__form {
    background-color: var(--color-white);
    padding: var(--space-xl);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg);
}

.form__group {
    position: relative;
    margin-bottom: var(--space-lg);
}

.form__group input,
.form__group textarea,
.form__group select {
    width: 100%;
    padding: var(--space-sm);
    border: 1px solid var(--color-gray-300);
    border-radius: var(--border-radius-md);
    font-family: var(--font-primary);
    transition: var(--transition-fast);
}

.form__group label {
    position: absolute;
    left: var(--space-sm);
    top: 50%;
    transform: translateY(-50%);
    color: var(--color-gray-500);
    transition: var(--transition-fast);
    pointer-events: none;
}

.form__group input:focus,
.form__group textarea:focus {
    border-color: var(--color-accent);
    outline: none;
}

.form__group input:focus + label,
.form__group textarea:focus + label,
.form__group input:not(:placeholder-shown) + label,
.form__group textarea:not(:placeholder-shown) + label {
    top: 0;
    font-size: var(--font-size-sm);
    background-color: var(--color-white);
    padding: 0 var(--space-xs);
}