/* ==========================================================================
   Portfolio Page Specific Styles
   Styles unique to the main portfolio/home page
   ========================================================================== */

/* -------------------------
   Navigation
   ------------------------- */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    padding: var(--spacing-md) 0;
    background-color: rgba(10, 10, 10, 0.9);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--color-border);
}

.nav__content {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav__logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-primary);
    text-decoration: none;
}

.nav__logo img {
    width: 32px;
    height: 32px;
    border-radius: var(--radius-sm);
}

.nav__links {
    display: flex;
    align-items: center;
    gap: var(--spacing-xl);
}

.nav__link {
    color: var(--color-text-secondary);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    transition: color var(--transition-fast);
}

.nav__link:hover {
    color: var(--color-accent);
}

/* Mobile nav toggle */
.nav__toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    padding: var(--spacing-sm);
    cursor: pointer;
}

.nav__toggle span {
    width: 20px;
    height: 2px;
    background-color: var(--color-text-primary);
    transition: var(--transition-fast);
}

.nav.is-open .nav__toggle span:nth-child(1) {
    transform: rotate(45deg) translateY(8px);
}

.nav.is-open .nav__toggle span:nth-child(2) {
    opacity: 0;
}

.nav.is-open .nav__toggle span:nth-child(3) {
    transform: rotate(-45deg) translateY(-8px);
}

.nav.is-open .nav__links {
    display: flex;
}

/* -------------------------
   Hero Section
   ------------------------- */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 80px; /* Account for fixed nav */
    position: relative;
    overflow: hidden;
}

.hero__content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
    align-items: center;
    width: 100%;
}

.hero__text {
    max-width: 560px;
}

.hero__badge {
    margin-bottom: var(--spacing-lg);
}

.hero__title {
    font-size: var(--font-size-5xl);
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-lg);
    line-height: 1.1;
}

.hero__title span {
    color: var(--color-accent);
}

.hero__subtitle {
    font-size: var(--font-size-lg);
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-xl);
    line-height: var(--line-height-relaxed);
}

.hero__cta {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.hero__visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero__image {
    width: 100%;
    max-width: 400px;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--color-border);
}

.hero__image-wrapper {
    position: relative;
}

.hero__image-wrapper::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 120%;
    height: 120%;
    background: radial-gradient(circle, rgba(29, 212, 206, 0.1) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
    z-index: -1;
}

/* -------------------------
   About Section
   ------------------------- */
.about {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 500px;
}

.about__content {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: var(--spacing-3xl);
    align-items: center;
}

.about__title {
    font-size: var(--font-size-3xl);
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-md);
    color: var(--color-accent);
}

.about__description {
    font-size: var(--font-size-lg);
    color: var(--color-text-secondary);
    line-height: var(--line-height-relaxed);
}

.about__description p {
    margin-bottom: var(--spacing-md);
}

/* -------------------------
   Projects Section
   ------------------------- */
.projects {
    width: 100%;
}

.projects__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--spacing-3xl);
}

.projects__title {
    font-size: var(--font-size-3xl);
    font-weight: var(--font-weight-bold);
}

.project-card {
    background: var(--color-surface);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all var(--transition-base);
}

.project-card:hover {
    border-color: var(--color-accent);
    box-shadow: 0 0 24px rgba(29, 212, 206, 0.15);
    transform: translateY(-6px);
}

.project-card__header {
    display: none;
}

.project-card__image {
    display: none;
}

.project-card__body {
    padding: var(--spacing-xl);
}

.project-card__icon {
    width: 56px;
    height: 56px;
    margin-right: var(--spacing-lg);
    margin-bottom: 0;
    border-radius: var(--radius-lg);
    border: 2px solid var(--color-accent);
    background: rgba(29, 212, 206, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.project-card__icon img {
    width: 40px;
    height: 40px;
    object-fit: contain;
}

.project-card__title-wrapper {
    display: flex;
    align-items: center;
    margin-bottom: var(--spacing-lg);
    gap: var(--spacing-md);
}

.project-card__title {
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-bold);
    margin: 0;
    color: var(--color-accent);
    text-transform: none;
}

.project-card__description {
    font-size: var(--font-size-base);
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-lg);
    line-height: var(--line-height-relaxed);
}

.project-card__tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
}

.project-card__actions {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.project-card__actions .btn {
    flex: 1;
    min-width: 100px;
}

/* -------------------------
   Skills Section
   ------------------------- */
.skills {
    display: flex;
    align-items: center;
    justify-content: center;
}

.skills__content {
    max-width: 100%;
}

.skills__title {
    font-size: var(--font-size-3xl);
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-3xl);
    text-align: center;
}

.skills__grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-2xl);
    max-width: 400px;
    margin-left: auto;
    margin-right: auto;
}

.skill-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-lg);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    transition: border-color var(--transition-base), box-shadow var(--transition-base);
    text-align: center;
    cursor: default;
}

.skill-item:hover {
    border-color: var(--color-accent);
    box-shadow: var(--shadow-md);
}

.skill-item__icon {
    width: 56px;
    height: 56px;
    margin-bottom: var(--spacing-md);
}

.skill-item__icon img {
    width: 100%;
    height: 100%;
}

.skill-item__name {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-text-primary);
}

/* -------------------------
   Contact Section
   ------------------------- */
.contact {
    display: flex;
    align-items: center;
    justify-content: center;
}

.contact__content {
    text-align: center;
    max-width: 600px;
}

.contact__title {
    font-size: var(--font-size-3xl);
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-md);
}

.contact__description {
    font-size: var(--font-size-lg);
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-xl);
}

.contact__buttons {
    display: flex;
    gap: var(--spacing-lg);
    justify-content: center;
    flex-wrap: wrap;
}

/* -------------------------
   Footer
   ------------------------- */
footer {
    background: var(--color-surface);
    border-top: 1px solid var(--color-border);
    padding: var(--spacing-xl) 0;
    text-align: center;
    color: var(--color-text-secondary);
}

footer p {
    font-size: var(--font-size-sm);
}

/* -------------------------
   Responsive Design
   ------------------------- */

@media (max-width: 1024px) {
    .hero__content {
        grid-template-columns: 1fr;
        gap: var(--spacing-2xl);
    }
    
    .about__content {
        grid-template-columns: 1fr;
        gap: var(--spacing-2xl);
    }
    
    .hero__title {
        font-size: var(--font-size-4xl);
    }
    
    .about__title {
        font-size: var(--font-size-2xl);
    }
}

@media (max-width: 768px) {
    .nav__links {
        position: fixed;
        top: 64px;
        left: 0;
        right: 0;
        flex-direction: column;
        background: rgba(10, 10, 10, 0.95);
        padding: var(--spacing-lg);
        gap: var(--spacing-lg);
        max-height: 0;
        overflow: hidden;
        transition: max-height var(--transition-base);
    }
    
    .nav.is-open .nav__links {
        max-height: 400px;
    }
    
    .nav__toggle {
        display: flex;
    }
    
    .hero__title {
        font-size: var(--font-size-3xl);
    }
    
    .section {
        padding: var(--spacing-3xl) 0;
    }
    
    .skills__grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .project-card__header {
        height: 150px;
    }
    
    .contact__buttons {
        flex-direction: column;
    }
    
    .contact__buttons .btn {
        width: 100%;
    }
}

@media (max-width: 480px) {
    .hero {
        padding-top: 60px;
    }
    
    .hero__title {
        font-size: var(--font-size-2xl);
    }
    
    .hero__subtitle {
        font-size: var(--font-size-base);
    }
    
    .section {
        padding: var(--spacing-2xl) 0;
    }
    
    .section-title,
    .projects__title,
    .skills__title,
    .contact__title {
        font-size: var(--font-size-2xl);
    }
    
    .project-card__body {
        padding: var(--spacing-lg);
    }
    
    .skills__grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
        max-width: 200px;
    }
    
    .skill-item {
        padding: var(--spacing-md);
    }
    
    .skill-item__icon {
        width: 40px;
        height: 40px;
    }
    
    .hero__cta {
        flex-direction: column;
        gap: var(--spacing-sm);
    }
    
    .hero__cta .btn {
        width: 100%;
    }
}