.portfolio-hero {
    position: relative;
    min-height: 600px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    padding: 128px 24px 80px;
    background: #1e293b;
}

@media (max-width: 768px) {
    .portfolio-hero {
        padding: 100px 24px 70px;
    }
}

/* VIDEO */
.hero-video-wrapper {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.hero-video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 1;
}

/* DARK OVERLAY */
.hero-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.4);
    backdrop-filter: blur(0px);
}

/* CONTENT */
.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 65rem;
    margin: 0 auto;
    padding: 0 1.5rem;
    margin-top: 130px;
    justify-content: center;
}

@media (min-width: 1024px) {
    .hero-content {
        padding: 0 2rem;
    }
}

/* HEADING */
.portfolio-hero h1 {
    font-size: 2.25rem;
    line-height: 1.25;
    font-weight: 700;
    color: white;
    margin-bottom: 1.5rem;
    animation: fadeUp 1s ease;
}

@media (min-width: 768px) {
    .portfolio-hero h1 {
        font-size: 3.75rem;
        margin-bottom: 1.5rem;
    }
}

/* GRADIENT TEXT */
.gradient-text {
    background: linear-gradient(
        90deg,
        #3b82f6,
        #00e6fb,
        #a855f7
    );
    background-size: 200% auto;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: gradientMove 5s linear infinite;
}

/* DESCRIPTION */
.portfolio-hero p {
    font-size: 1.1rem;
    line-height: 1.7;
    color: rgba(255,255,255,0.75);
    max-width: 600px;
    margin: 0 auto 2rem;
    animation: fadeUp 1.2s ease;
}

/* BUTTON WRAPPER */
.hero-buttons {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 1rem;
    animation: fadeUp 1.4s ease;
    margin: 0 auto;
    width: fit-content;
}

@media (min-width: 600px) {
    .hero-buttons {
        flex-direction: row;
        gap: 1rem;
        align-items: center;
        justify-content: center;
    }
}

/* PRIMARY BUTTON */
.btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    border-radius: 999px;
    background: linear-gradient(
        90deg,
        #00e6fb,
        #3b82f6,
        #8b5cf6
    );
    color: white;
    font-weight: 600;
    font-size: 1rem;
    text-decoration: none;
    transition: all 0.3s ease;
    box-shadow: 0 0 0 0 rgba(0,230,251,0);
}

.btn-primary:hover {
    transform: scale(1.05);
    box-shadow: 0 8px 20px rgba(0,230,251,0.4);
}

.btn-primary:active {
    transform: scale(0.98);
}

/* SECONDARY BUTTON */
.btn-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    border-radius: 999px;
    border: 1px solid rgba(255,255,255,0.2);
    background: rgba(255,255,255,0.1);
    backdrop-filter: blur(12px);
    color: white;
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    transition: all 0.3s ease;
}

.btn-secondary:hover {
    background: rgba(255,255,255,0.2);
    transform: scale(1.05);
}

.btn-secondary:active {
    transform: scale(0.98);
}

/* ARROW */
.arrow {
    transition: transform 0.3s ease;
}

.btn-primary:hover .arrow {
    transform: translateX(4px);
}

/* ANIMATIONS */
@keyframes fadeUp {
    from {
        opacity: 0;
        transform: translateY(40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes gradientMove {
    0% {
        background-position: 0%;
    }
    100% {
        background-position: 200%;
    }
}

/* MOBILE - Extra Small */
@media (max-width: 640px) {
    .portfolio-hero {
        min-height: 500px;
        padding: 80px 24px 60px;
    }

    .portfolio-hero h1 {
        font-size: 1.75rem;
        margin-bottom: 1.25rem;
    }

    .portfolio-hero p {
        font-size: 0.95rem;
    }

    .hero-buttons {
        width: 100%;
        gap: 0.75rem;
    }

    .btn-primary,
    .btn-secondary {
        width: 100%;
        padding: 0.875rem 1.5rem;
        font-size: 0.95rem;
    }
}
```css
/* =========================================
PORTFOLIO SECTION
========================================= */

.all-portfolio {
    position: relative;
    padding: 130px 0;
    background:
        linear-gradient(
            180deg,
            #05070b 0%,
            #0b1220 45%,
            #000000 100%
        );
    overflow: hidden;
}

/* CONTAINER */
.all-portfolio .container {
    width: 100%;
    max-width: 1380px;
    margin: auto;
    padding: 0 28px;
    padding-top: 70px;
    position: relative;
    z-index: 5;
}

/* =========================================
BACKGROUND EFFECTS
========================================= */

.portfolio-bg-effect {
    position: absolute;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    filter: blur(150px);
    opacity: 0.15;
    pointer-events: none;
    z-index: 1;
}

.portfolio-bg-left {
    background: linear-gradient(135deg, #00e6fb, #3b82f6);
    top: 10%;
    left: -200px;
}

.portfolio-bg-right {
    background: linear-gradient(135deg, #8b5cf6, #a855f7);
    bottom: 10%;
    right: -200px;
}

/* =========================================
SECTION HEADER
========================================= */

.section-header {
    text-align: center;
    max-width: 850px;
    margin: auto auto 90px;
}

.portfolio-badge-header {
    display: inline-flex;
    align-items: center;
    padding: 8px 20px;
    border-radius: 999px;
    background: rgba(0, 230, 251, 0.1);
    border: 1px solid rgba(0, 230, 251, 0.2);
    margin-bottom: 24px;
}

.portfolio-badge-header span {
    color: #00e6fb;
    font-size: 0.875rem;
    font-weight: 600;
    letter-spacing: 0.5px;
}

.section-header h2 {
    color: white;
    font-size: 4.3rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 24px;
    letter-spacing: -2px;
}

.gradient-text {
    background:
        linear-gradient(
            90deg,
            #3b82f6,
            #00e6fb,
            #8b5cf6
        );

    background-size: 200% auto;

    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;

    animation: gradientMove 5s linear infinite;
}

.section-header p {
    color: rgba(255,255,255,0.72);
    font-size: 1.1rem;
    line-height: 1.9;
}

/* =========================================
GRID
========================================= */

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(390px, 1fr));
    gap: 38px;
}

/* =========================================
CARD LINK
========================================= */

.portfolio-card-link {
    text-decoration: none;
    color: inherit;
    display: block;
}

/* =========================================
CARD
========================================= */

.portfolio-card {
    position: relative;
    border-radius: 24px;
    overflow: hidden;
    transition: transform 0.4s ease;
}

.portfolio-card:hover {
    transform: translateY(-8px);
}

/* GLOW EFFECT */
.portfolio-glow {
    position: absolute;
    inset: -2px;
    background: linear-gradient(135deg, #00e6fb, #3b82f6, #8b5cf6);
    border-radius: 24px;
    opacity: 0;
    transition: opacity 0.4s ease;
    z-index: 0;
}

.portfolio-card:hover .portfolio-glow {
    opacity: 0.6;
    animation: glowPulse 2s ease-in-out infinite;
}

@keyframes glowPulse {
    0%, 100% { opacity: 0.6; }
    50% { opacity: 0.8; }
}

/* CARD INNER */
.portfolio-card-inner {
    position: relative;
    background: linear-gradient(180deg, rgba(15, 23, 42, 0.95), rgba(0, 0, 0, 0.95));
    border-radius: 24px;
    overflow: hidden;
    z-index: 1;
}

/* =========================================
IMAGE
========================================= */

.portfolio-image {
    position: relative;
    height: 300px;
    overflow: hidden;
}

.portfolio-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}

.portfolio-card:hover .portfolio-image img {
    transform: scale(1.1);
}

/* GRADIENT OVERLAYS */
.portfolio-gradient-overlay {
    position: absolute;
    inset: 0;
    opacity: 0;
    transition: opacity 0.4s ease;
    z-index: 1;
}

.portfolio-gradient-blue {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.4), rgba(0, 230, 251, 0.4));
}

.portfolio-gradient-cyan {
    background: linear-gradient(135deg, rgba(0, 230, 251, 0.4), rgba(139, 92, 246, 0.4));
}

.portfolio-gradient-purple {
    background: linear-gradient(135deg, rgba(139, 92, 246, 0.4), rgba(168, 85, 247, 0.4));
}

.portfolio-card:hover .portfolio-gradient-overlay {
    opacity: 1;
}

/* DARK OVERLAY */
.portfolio-dark-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.8), transparent);
    z-index: 2;
}

/* HOVER ICON */
.portfolio-hover-icon {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(0);
    opacity: 0;
    transition: all 0.4s ease;
    z-index: 3;
}

.portfolio-card:hover .portfolio-hover-icon {
    transform: translate(-50%, -50%) scale(1);
    opacity: 1;
}

.portfolio-icon-circle {
    width: 70px;
    height: 70px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(12px);
    border: 2px solid rgba(255, 255, 255, 0.3);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    transition: all 0.3s ease;
}

.portfolio-icon-circle:hover {
    background: rgba(0, 230, 251, 0.3);
    border-color: #00e6fb;
    transform: scale(1.1);
}

/* =========================================
BADGE
========================================= */

.portfolio-badge {
    position: absolute;
    top: 20px;
    left: 20px;
    padding: 10px 18px;
    border-radius: 999px;
    background: rgba(255,255,255,0.12);
    border: 1px solid rgba(255,255,255,0.18);
    backdrop-filter: blur(12px);
    color: white;
    font-size: 0.82rem;
    font-weight: 600;
    letter-spacing: 0.3px;
    z-index: 4;
    transition: all 0.35s ease;
}

.portfolio-card:hover .portfolio-badge {
    background: linear-gradient(90deg, #00e6fb, #3b82f6);
    transform: scale(1.05);
}

/* =========================================
CONTENT
========================================= */

.portfolio-content {
    padding: 32px;
}

.portfolio-content h3 {
    color: white;
    font-size: 1.7rem;
    font-weight: 700;
    margin-bottom: 16px;
    transition: color 0.3s ease;
}

.portfolio-card:hover h3 {
    color: #00e6fb;
}

.portfolio-content p {
    color: rgba(255,255,255,0.7);
    line-height: 1.9;
    font-size: 0.98rem;
    margin-bottom: 20px;
}

/* VIEW PROJECT LINK */
.portfolio-view-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: #00e6fb;
    font-size: 0.95rem;
    font-weight: 600;
    transition: all 0.3s ease;
}

.portfolio-view-link svg {
    transition: transform 0.3s ease;
}

.portfolio-card:hover .portfolio-view-link svg {
    transform: translateX(4px);
}

/* ACCENT LINE */
.portfolio-accent-line {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, #00e6fb, #3b82f6, #8b5cf6);
    transform: scaleX(0);
    transition: transform 0.4s ease;
}

.portfolio-card:hover .portfolio-accent-line {
    transform: scaleX(1);
}

/* =========================================
ANIMATIONS
========================================= */

@keyframes gradientMove {
    0% {
        background-position: 0%;
    }

    100% {
        background-position: 200%;
    }
}

/* =========================================
MOBILE
========================================= */

@media (max-width: 992px) {

    .section-header h2 {
        font-size: 3.1rem;
    }

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

@media (max-width: 768px) {

    .all-portfolio {
        padding: 100px 0;
    }

    .section-header {
        margin-bottom: 60px;
    }

    .section-header h2 {
        font-size: 2.5rem;
        letter-spacing: -1px;
    }

    .section-header p {
        font-size: 1rem;
    }

    .portfolio-grid {
        grid-template-columns: 1fr;
        gap: 28px;
    }

    .portfolio-image {
        height: 250px;
    }

    .portfolio-content {
        padding: 24px;
    }

    .portfolio-content h3 {
        font-size: 1.4rem;
    }

    .portfolio-icon-circle {
        width: 60px;
        height: 60px;
    }

    .portfolio-icon-circle svg {
        width: 24px;
        height: 24px;
    }
}
```