/* ==================================================
   PORTFOLIO PAGE
   Hero, category filters, project cards, CTA,
   responsive layout, and dark-theme adjustments.
================================================== */


/* ==================================================
   PORTFOLIO HERO
================================================== */

.portfolio-hero {
    position: relative;
    overflow: hidden;
    padding: 150px 0 95px;
    background:
        linear-gradient(135deg, #f8fafc 0%, #eff6ff 100%);
}

.portfolio-hero::before,
.portfolio-hero::after {
    position: absolute;
    border-radius: 50%;
    filter: blur(95px);
    opacity: 0.32;
    content: "";
}

.portfolio-hero::before {
    top: -140px;
    left: -120px;
    width: 330px;
    height: 330px;
    background-color: #2563eb;
}

.portfolio-hero::after {
    right: -100px;
    bottom: -150px;
    width: 300px;
    height: 300px;
    background-color: #14b8a6;
}

.portfolio-hero .container {
    position: relative;
    z-index: 1;
    max-width: 850px;
    text-align: center;
}

.portfolio-hero h1 {
    max-width: 820px;
    margin: 0 auto 22px;
    color: #0f172a;
    font-size: 3.35rem;
    line-height: 1.16;
}

.portfolio-hero-text {
    max-width: 700px;
    margin: 0 auto 30px;
    color: #64748b;
    font-size: 1.05rem;
    line-height: 1.85;
}

/* ==================================================
   BREADCRUMB
================================================== */

.breadcrumb {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    margin-top: 28px;
    font-size: 0.95rem;
}

/* Home link in the light theme */
.breadcrumb a {
    color: #0f172a;
    text-decoration: none;
    transition: color 0.3s ease;
}

.breadcrumb a:hover {
    color: #2563eb;
}

/* Arrow separator */
.breadcrumb i {
    color: #94a3b8;
    font-size: 0.75rem;
}

/* Current page: Services or Portfolio */
.breadcrumb-current {
    color: #2563eb;
    font-weight: 700;
    cursor: default;
}

/* ==================================================
   DARK THEME BREADCRUMB
================================================== */

/* Home link becomes white in dark mode */
body.dark-theme .breadcrumb a {
    color: #ffffff;
}

/* Home link becomes blue when hovered */
body.dark-theme .breadcrumb a:hover {
    color: #60a5fa;
}

/* Arrow remains a soft grey */
body.dark-theme .breadcrumb i {
    color: #94a3b8;
}

/* Current page stays blue in dark mode */
body.dark-theme .breadcrumb-current {
    color: #60a5fa;
}


/* ==================================================
   PORTFOLIO PROJECTS SECTION
================================================== */

.portfolio-projects {
    padding: 100px 0;
    background-color: #ffffff;
}


/* ==================================================
   CATEGORY FILTER BUTTONS
================================================== */

.portfolio-filters {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 12px;
    margin: 0 auto 50px;
}

.filter-btn {
    padding: 11px 18px;
    border: 1px solid rgba(15, 23, 42, 0.12);
    border-radius: 50px;
    background-color: #ffffff;
    color: #475569;
    font-family: inherit;
    font-size: 0.9rem;
    font-weight: 700;
    cursor: pointer;
    transition: transform 0.3s ease, background-color 0.3s ease,
        border-color 0.3s ease, color 0.3s ease;
}

.filter-btn:hover {
    transform: translateY(-3px);
    border-color: #2563eb;
    color: #2563eb;
}

.filter-btn.active {
    border-color: #2563eb;
    background-color: #2563eb;
    color: #ffffff;
}


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

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}


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

.portfolio-card {
    display: flex;
    flex-direction: column;
    overflow: hidden;
    border: 1px solid rgba(15, 23, 42, 0.08);
    border-radius: 18px;
    background-color: #ffffff;
    box-shadow: 0 10px 30px rgba(15, 23, 42, 0.06);
    transition: transform 0.35s ease, box-shadow 0.35s ease;
}

.portfolio-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 45px rgba(15, 23, 42, 0.14);
}


/* ==================================================
   PROJECT IMAGE AND OVERLAY
================================================== */

.portfolio-image {
    position: relative;
    height: 230px;
    overflow: hidden;
    background-color: #e2e8f0;
}

.portfolio-image img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.portfolio-card:hover .portfolio-image img {
    transform: scale(1.08);
}

.portfolio-overlay {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: rgba(15, 23, 42, 0.68);
    opacity: 0;
    transition: opacity 0.35s ease;
}

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

.portfolio-view-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 54px;
    height: 54px;
    border-radius: 50%;
    background-color: #ffffff;
    color: #2563eb;
    font-size: 1.05rem;
    text-decoration: none;
    transform: translateY(14px);
    transition: transform 0.35s ease, background-color 0.3s ease,
        color 0.3s ease;
}

.portfolio-card:hover .portfolio-view-link {
    transform: translateY(0);
}

.portfolio-view-link:hover {
    background-color: #2563eb;
    color: #ffffff;
}


/* ==================================================
   VIRTUAL ASSISTANT PLACEHOLDER
================================================== */

.portfolio-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 16px;
    height: 230px;
    background:
        linear-gradient(135deg, #eff6ff 0%, #ecfeff 100%);
    color: #2563eb;
}

.portfolio-placeholder i {
    font-size: 3rem;
}

.portfolio-placeholder span {
    color: #475569;
    font-size: 0.95rem;
    font-weight: 700;
}


/* ==================================================
   PROJECT CARD CONTENT
================================================== */

.portfolio-content {
    display: flex;
    flex: 1;
    flex-direction: column;
    padding: 28px;
}

.portfolio-category {
    display: inline-block;
    margin-bottom: 12px;
    color: #2563eb;
    font-size: 0.76rem;
    font-weight: 800;
    letter-spacing: 1px;
    text-transform: uppercase;
}

.portfolio-content h3 {
    margin-bottom: 14px;
    color: #0f172a;
    font-size: 1.28rem;
}

.portfolio-content p {
    margin-bottom: 24px;
    color: #64748b;
    line-height: 1.75;
}


/* ==================================================
   PROJECT TAGS
================================================== */

.portfolio-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 9px;
    margin-top: auto;
}

.portfolio-tags span {
    padding: 7px 10px;
    border-radius: 50px;
    background-color: #f1f5f9;
    color: #475569;
    font-size: 0.75rem;
    font-weight: 700;
}


/* ==================================================
   PORTFOLIO CTA
================================================== */

.portfolio-cta {
    padding: 100px 0;
    background-color: #f8fafc;
}

.portfolio-cta-content {
    max-width: 780px;
    margin: 0 auto;
    padding: 65px 45px;
    border-radius: 24px;
    background-color: #0f172a;
    text-align: center;
    box-shadow: 0 20px 45px rgba(15, 23, 42, 0.18);
}

.portfolio-cta-content .section-label {
    color: #93c5fd;
}

.portfolio-cta-content h2 {
    margin-bottom: 20px;
    color: #ffffff;
    font-size: 2.6rem;
    line-height: 1.2;
}

.portfolio-cta-content > p {
    max-width: 620px;
    margin: 0 auto 32px;
    color: #cbd5e1;
    line-height: 1.8;
}

.portfolio-cta-actions {
    display: flex;
    justify-content: center;
    gap: 16px;
}

.portfolio-cta-actions .btn {
    min-width: 170px;
    text-decoration: none;
}

.portfolio-cta-actions .btn-primary {
    background-color: #2563eb;
    color: #ffffff;
}

.portfolio-cta-actions .btn-primary:hover {
    background-color: #1d4ed8;
    color: #ffffff;
}

.portfolio-cta-actions .btn-outline {
    border: 1px solid rgba(255, 255, 255, 0.4);
    background-color: transparent;
    color: #ffffff;
}

.portfolio-cta-actions .btn-outline:hover {
    border-color: #ffffff;
    background-color: #ffffff;
    color: #0f172a;
}


/* ==================================================
   FILTER ANIMATION
   portfolio.js can add this class to hide cards.
================================================== */

.portfolio-card.hide {
    display: none;
}


/* ==================================================
   TABLET RESPONSIVE STYLES
================================================== */

@media (max-width: 992px) {
    .portfolio-hero h1 {
        font-size: 2.8rem;
    }

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

    .portfolio-card:last-child {
        grid-column: span 2;
    }
}


/* ==================================================
   MOBILE RESPONSIVE STYLES
================================================== */

@media (max-width: 768px) {
    .portfolio-hero {
        padding: 125px 0 75px;
    }

    .portfolio-hero h1 {
        font-size: 2.2rem;
    }

    .portfolio-hero-text {
        font-size: 1rem;
    }

    .portfolio-projects,
    .portfolio-cta {
        padding: 75px 0;
    }

    .portfolio-filters {
        gap: 10px;
        margin-bottom: 40px;
    }

    .filter-btn {
        padding: 10px 14px;
        font-size: 0.82rem;
    }

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

    .portfolio-card:last-child {
        grid-column: auto;
    }

    .portfolio-image,
    .portfolio-placeholder {
        height: 245px;
    }

    .portfolio-cta-content {
        padding: 52px 26px;
    }

    .portfolio-cta-content h2 {
        font-size: 2.1rem;
    }

    .portfolio-cta-actions {
        flex-direction: column;
        align-items: center;
    }

    .portfolio-cta-actions .btn {
        width: 100%;
        max-width: 300px;
    }
}


/* ==================================================
   SMALL PHONE STYLES
================================================== */

@media (max-width: 480px) {
    .portfolio-hero h1 {
        font-size: 1.9rem;
    }

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

    .portfolio-filters {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
    }

    .filter-btn {
        width: 100%;
        padding: 10px 8px;
        font-size: 0.76rem;
    }

    .filter-btn:first-child {
        grid-column: span 2;
    }

    .portfolio-image,
    .portfolio-placeholder {
        height: 215px;
    }

    .portfolio-content {
        padding: 24px;
    }

    .portfolio-cta-content {
        padding: 45px 20px;
    }

    .portfolio-cta-content h2 {
        font-size: 1.85rem;
    }
}


/* ==================================================
   DARK THEME: PORTFOLIO HERO
================================================== */

body.dark-theme .portfolio-hero {
    background-color: #0f172a;
    background-image: none;
}

body.dark-theme .portfolio-hero h1 {
    color: #f8fafc;
}

body.dark-theme .portfolio-hero-text {
    color: #cbd5e1;
}


/* ==================================================
   DARK THEME: PORTFOLIO PROJECTS
================================================== */

body.dark-theme .portfolio-projects {
    background-color: #111827;
}

body.dark-theme .portfolio-projects .section-heading h2 {
    color: #f8fafc;
}

body.dark-theme .portfolio-projects .section-heading p {
    color: #cbd5e1;
}

body.dark-theme .filter-btn {
    border-color: rgba(148, 163, 184, 0.3);
    background-color: #1e293b;
    color: #cbd5e1;
}

body.dark-theme .filter-btn:hover {
    border-color: #60a5fa;
    color: #60a5fa;
}

body.dark-theme .filter-btn.active {
    border-color: #2563eb;
    background-color: #2563eb;
    color: #ffffff;
}

body.dark-theme .portfolio-card {
    border-color: rgba(148, 163, 184, 0.18);
    background-color: #1e293b;
    box-shadow: none;
}

body.dark-theme .portfolio-card:hover {
    box-shadow: 0 18px 35px rgba(0, 0, 0, 0.28);
}

body.dark-theme .portfolio-content h3 {
    color: #f8fafc;
}

body.dark-theme .portfolio-content p {
    color: #cbd5e1;
}

body.dark-theme .portfolio-tags span {
    background-color: #334155;
    color: #cbd5e1;
}

body.dark-theme .portfolio-placeholder {
    background:
        linear-gradient(135deg, #1e3a5f 0%, #134e4a 100%);
}

body.dark-theme .portfolio-placeholder span {
    color: #e2e8f0;
}


/* ==================================================
   DARK THEME: PORTFOLIO CTA
================================================== */

body.dark-theme .portfolio-cta {
    background-color: #0b1120;
}

body.dark-theme .portfolio-cta-content {
    border: 1px solid rgba(148, 163, 184, 0.16);
    background-color: #1e293b;
    box-shadow: none;
}