/* Certifications & Achievements Section Styles */

.certifications-achievements {
    position: relative;
    min-height: 100vh;
    width: 100%;
    padding: var(--section-padding) 0;
    background: linear-gradient(170deg, var(--bg-color) 0%, var(--bg-secondary) 100%);
    display: block;
    z-index: 1;
}

.certifications-achievements::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 20% 30%, rgba(100, 255, 218, 0.05) 0%, transparent 30%);
    pointer-events: none;
}

.certifications-achievements h2 {
    text-align: center;
    margin-bottom: 3rem;
    font-size: clamp(1.8rem, 4vw, 2.5rem);
    color: var(--text-primary);
    opacity: 1;
    visibility: visible;
    position: relative;
    z-index: 3;
}

.certifications-achievements h2::after {
    display: none;
}

.section-container {
    max-width: var(--container-width);
    width: 100%;
    margin: 0 auto;
    padding: 2rem var(--container-padding, 2rem);
    opacity: 1;
    visibility: visible;
}

.section-container.certifications {
    margin-bottom: 4rem;
    opacity: 1;
    visibility: visible;
}

.section-container h3 {
    text-align: center;
    margin-bottom: 2.5rem;
    position: relative;
    padding-bottom: 0.8rem;
    opacity: 1;
    visibility: visible;
    position: relative;
    z-index: 3;
    color: var(--text-primary);
}

.section-container h3::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 2px;
    background: var(--accent-color);
    opacity: 0.8;
}

.grid-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

/* Enhanced Certifications Section */
.certificates-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
    width: 100%;
    perspective: 1000px;
    padding: 1rem 0;
    max-width: calc(var(--container-width) + 200px);
    margin: 0 auto;
}

.certificate-card {
    position: relative;
    background: var(--secondary-color);
    border-radius: 20px;
    overflow: hidden;
    transform-style: preserve-3d;
    transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1),
                box-shadow 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    cursor: pointer;
    border: 1px solid rgba(100, 255, 218, 0.1);
    opacity: 0;
    transform: translateY(20px);
    animation: revealCertificate 0.6s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

.certificate-card:hover {
    transform: translateY(-10px) rotateX(5deg);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
    border-color: var(--accent-color);
}

.certificate-inner {
    padding: 2rem;
    background: linear-gradient(
        135deg,
        rgba(100, 255, 218, 0.05) 0%,
        rgba(17, 34, 64, 0.8) 100%
    );
    height: 100%;
    display: flex;
    flex-direction: column;
    position: relative;
    z-index: 1;
}

.certificate-inner::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(
        circle at top right,
        rgba(100, 255, 218, 0.1),
        transparent 70%
    );
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: -1;
}

.certificate-card:hover .certificate-inner::before {
    opacity: 1;
}

.certificate-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 1.5rem;
}

.certificate-header i {
    font-size: 2.5rem;
    color: var(--accent-color);
    transform: translateZ(20px);
    transition: transform 0.3s ease;
}

.certificate-card:hover .certificate-header i {
    transform: translateZ(30px) scale(1.1);
}

.cert-stamp {
    background: rgba(100, 255, 218, 0.1);
    color: var(--accent-color);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 500;
    letter-spacing: 1px;
    transform: translateZ(15px);
    transition: all 0.3s ease;
}

.certificate-card:hover .cert-stamp {
    background: rgba(100, 255, 218, 0.2);
    transform: translateZ(25px);
}

.certificate-body {
    flex-grow: 1;
    transform-style: preserve-3d;
}

.certificate-body h4 {
    color: var(--text-primary);
    font-size: 1.4rem;
    margin-bottom: 0.5rem;
    transform: translateZ(10px);
    transition: transform 0.3s ease;
}

.certificate-card:hover .certificate-body h4 {
    transform: translateZ(20px);
}

.cert-skills {
    display: flex;
    flex-wrap: wrap;
    gap: 0.8rem;
    margin: 1.5rem 0;
}

.cert-skills span {
    background: rgba(100, 255, 218, 0.08);
    color: var(--accent-color);
    padding: 0.4rem 1rem;
    border-radius: 15px;
    font-size: 0.85rem;
    transition: all 0.3s ease;
    transform: translateZ(5px);
}

.certificate-card:hover .cert-skills span {
    background: rgba(100, 255, 218, 0.15);
    transform: translateZ(15px);
}

.certificate-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: auto;
    padding-top: 1.5rem;
    border-top: 1px solid rgba(100, 255, 218, 0.1);
}

.cert-date {
    color: var(--text-secondary);
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.verify-link {
    color: var(--accent-color);
    text-decoration: none;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.3s ease;
    transform: translateZ(10px);
}

.certificate-card:hover .verify-link {
    transform: translateZ(20px);
}

/* Reveal Animations */
@keyframes revealCertificate {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Add stagger delay for each card */
.certificate-card:nth-child(1) { animation-delay: 0.1s; }
.certificate-card:nth-child(2) { animation-delay: 0.2s; }
.certificate-card:nth-child(3) { animation-delay: 0.3s; }
.certificate-card:nth-child(4) { animation-delay: 0.4s; }
.certificate-card:nth-child(5) { animation-delay: 0.5s; }
.certificate-card:nth-child(6) { animation-delay: 0.6s; }

/* Notable Achievements Section */
.achievements .grid-container {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    width: 100%;
    padding: 1rem 0;
    max-width: var(--container-width);
    margin: 0 auto;
}

.achievement-card {
    position: relative;
    background: var(--secondary-color);
    border-radius: 15px;
    padding: 2.5rem 2rem;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid rgba(100, 255, 218, 0.1);
    display: flex;
    flex-direction: column;
    height: 100%;
    overflow: hidden;
    opacity: 0;
    transform: translateY(20px);
    animation: revealAchievement 0.6s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

.achievement-card:hover {
    transform: translateY(-5px);
    border-color: var(--accent-color);
    box-shadow: 0 10px 30px -15px rgba(2, 12, 27, 0.7);
}

.achievement-icon {
    font-size: 2.5rem;
    color: var(--accent-color);
    margin-bottom: 1.5rem;
}

.achievement-card h3 {
    color: var(--text-primary);
    font-size: 1.4rem;
    margin-bottom: 1rem;
}

.achievement-card p {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 1.5rem;
    flex-grow: 1;
}

.achievement-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: auto;
    padding-top: 1rem;
    border-top: 1px solid rgba(100, 255, 218, 0.1);
}

.achievement-date {
    color: var(--text-secondary);
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.view-achievement {
    color: var(--accent-color);
    text-decoration: none;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: transform 0.3s ease;
}

.view-achievement:hover {
    transform: translateX(5px);
}

@keyframes revealAchievement {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Add stagger delay for achievement cards */
.achievement-card:nth-child(1) { animation-delay: 0.2s; }
.achievement-card:nth-child(2) { animation-delay: 0.4s; }
.achievement-card:nth-child(3) { animation-delay: 0.6s; }

/* Mobile Responsive Design */
@media (max-width: 1200px) {
    .certificates-grid {
        grid-template-columns: repeat(2, 1fr);
        max-width: calc(var(--container-width) + 100px);
    }

    .achievements .grid-container {
        grid-template-columns: repeat(3, 1fr);
        gap: 1.5rem;
    }
}

@media (max-width: 992px) {
    .certificates-grid,
    .achievements .grid-container {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
    }

    .achievements .grid-container {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .certificates-grid,
    .achievements .grid-container {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .certificate-inner,
    .achievement-card {
        padding: 1.25rem;
    }

    .certificate-card {
        transform-style: flat;
    }

    .certificate-card:hover {
        transform: translateY(-5px);
    }

    .certificate-inner {
        padding: 1.5rem;
    }

    .certificate-header i {
        font-size: 2rem;
    }

    .cert-skills {
        gap: 0.5rem;
    }

    .cert-skills span {
        padding: 0.3rem 0.8rem;
        font-size: 0.8rem;
    }

    .achievement-card {
        padding: 2rem 1.5rem;
    }
}

@media (max-width: 480px) {
    .certificates-grid,
    .achievements .grid-container {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .certificate-inner,
    .achievement-card {
        padding: 1.25rem;
    }

    .cert-skills {
        gap: 0.4rem;
    }
}

/* Light Theme Adjustments */
body.light-theme .certifications-achievements {
    background: linear-gradient(170deg, var(--light-primary) 0%, var(--light-secondary) 100%);
}

body.light-theme .certifications-achievements::before {
    background: radial-gradient(circle at 20% 30%, rgba(201, 100, 66, 0.05) 0%, transparent 30%);
}

body.light-theme .section-container h3::after {
    background: var(--light-accent);
}

body.light-theme .certificate-card {
    background: var(--light-primary);
    border: 1px solid var(--light-border);
    box-shadow: 0 8px 20px var(--light-shadow);
}

body.light-theme .certificate-card:hover {
    border-color: var(--light-accent);
    box-shadow: 0 20px 40px rgba(201, 100, 66, 0.15);
}

body.light-theme .certificate-inner {
    background: linear-gradient(
        135deg,
        rgba(201, 100, 66, 0.03) 0%,
        rgba(248, 248, 255, 0.8) 100%
    );
}

body.light-theme .certificate-inner::before {
    background: radial-gradient(
        circle at top right,
        rgba(201, 100, 66, 0.06),
        transparent 70%
    );
}

body.light-theme .certificate-header i {
    color: var(--light-accent);
}

body.light-theme .cert-stamp {
    background: rgba(201, 100, 66, 0.08);
    color: var(--light-accent);
}

body.light-theme .certificate-card:hover .cert-stamp {
    background: rgba(201, 100, 66, 0.15);
}

body.light-theme .certificate-body h4 {
    color: var(--light-text-primary);
}

body.light-theme .cert-skills span {
    background: rgba(201, 100, 66, 0.08);
    color: var(--light-accent);
}

body.light-theme .certificate-card:hover .cert-skills span {
    background: rgba(201, 100, 66, 0.15);
}

body.light-theme .certificate-footer {
    border-top: 1px solid var(--light-border);
}

body.light-theme .cert-date {
    color: var(--light-text-secondary);
}

body.light-theme .verify-link {
    color: var(--light-accent);
}

body.light-theme .achievement-card {
    background: var(--light-primary);
    border: 1px solid var(--light-border);
    box-shadow: 0 8px 20px var(--light-shadow);
}

body.light-theme .achievement-card:hover {
    border-color: var(--light-accent);
    box-shadow: 0 10px 30px rgba(201, 100, 66, 0.15);
}

body.light-theme .achievement-icon {
    color: var(--light-accent);
}

body.light-theme .achievement-card h3 {
    color: var(--light-text-primary);
}

body.light-theme .achievement-card p {
    color: var(--light-text-secondary);
}

body.light-theme .achievement-meta {
    border-top: 1px solid var(--light-border);
}

body.light-theme .achievement-date {
    color: var(--light-text-secondary);
}

body.light-theme .view-achievement {
    color: var(--light-accent);
}

/* ===== CERTIFICATIONS TRANSITIONS ===== */

/* Certifications Section Specific Transitions */
.certificates-grid {
    opacity: 1 !important;
    visibility: visible !important;
    transform: translateY(0) !important;
}

.certificate-card {
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

.certificate-card.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Premium certificate reveal effect */
body.light-theme .certificate-card {
  transition: transform 0.6s cubic-bezier(0.34, 1.56, 0.64, 1),
              box-shadow 0.6s cubic-bezier(0.34, 1.56, 0.64, 1),
              opacity 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);
}

body.light-theme .certificate-card:hover {
  transform: translateY(-8px) scale(1.02);
}

/* Loading states */
.loading-state {
    position: relative;
    overflow: hidden;
}

.loading-state::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, 
        transparent,
        rgba(100, 255, 218, 0.1),
        transparent
    );
    animation: loading-shimmer 1.5s infinite;
}

@keyframes loading-shimmer {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}