/* ============================================================
   Portfolio Page — Complete Stylesheet
   File: portfolio-style.css
   Responsive: 2160 | 1440 | 1024 | 768 | 425 | 393 | 375 | 320
   ============================================================ */

/* ── 1. HERO SECTION ── */

#portfolio-grid {
    background-image: url('../images/Alive Inc Portfolio.webp');
    background-size: cover;
    background-position: top;
    background-repeat: no-repeat;
    background-color: #1a1a2e;
    position: relative;
    min-height: 500px;
    display: flex;
    align-items: center;
    padding-top: 102px;
    padding-bottom: 80px;
}

#portfolio-grid .container {
    position: relative;
    z-index: 1;
    width: 100%;
}

/* ── 2. HERO HEADING ── */

.portfolio-heading {
    width: 100%;
    padding: 40px 0 30px;
}

.portfolio-heading .row {
    justify-content: flex-end;
}

.portfolio-heading .col-xl-9,
.portfolio-heading .col-lg-10 {
    text-align: left;
    padding-left: 80px;
    max-width: 55%;
}

.portfolio-heading h2 {
    font-size: 57px;
    font-weight: 700;
    margin-bottom: 10px;
    color: #ffffff;
}

.portfolio-heading h2 span {
    color: #ffffff;
}

.portfolio-heading p {
    color: #ffffff;
    font-size: 16px;
    margin-bottom: 0;
    line-height: 1.7;
}

/* ── 3. FILTER BUTTONS ── */

#portfolioFilters {
    margin-top: 30px;
    margin-bottom: 40px;
}

.portfolio-filter-btn {
    padding: 8px 22px;
    border-radius: 100px;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    border: 1.5px solid rgba(0, 0, 0, 0.5);
    color: #000128;
    background: transparent;
    transition: all 0.2s ease;
    cursor: pointer;
}

.portfolio-filter-btn:hover,
.portfolio-filter-btn.active {
    background: #e8001d;
    color: #ffffff;
    border-color: #e8001d;
}

/* ── 4. CARDS SECTION ── */

#portfolioCards {
    margin-top: 0;
}

/* ── 5. PORTFOLIO CARD ── */

.portfolio-card {
    background: #ffffff;
    border: 1px solid #e5e7eb;
    border-radius: 10px;
    overflow: hidden;
    transition: transform 0.35s ease, box-shadow 0.35s ease;
    will-change: transform;
    height: 100%;
}

.portfolio-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.15);
}

/* ── 6. CARD IMAGE AREA ── */

.portfolio-card-img {
    position: relative;
    overflow: hidden;
    background: #ffffff;
}

.portfolio-card-img .mock-body {
    position: relative;
    z-index: 0;
}

/* ── 7. HOVER OVERLAY ── */

.portfolio-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.75);
    opacity: 0;
    transition: opacity 0.35s ease;
    display: flex;
    align-items: flex-end;
    padding: 16px;
    pointer-events: none;
    z-index: 10;
}

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

.portfolio-preview {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.9;
    z-index: 1;
}

.overlay-btn {
    position: relative;
    z-index: 2;
}

/* ── 8. CARD BODY ── */

.portfolio-card-body {
    padding: 18px 20px 20px;
}

.portfolio-cat-badge {
    font-size: 10px;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: #e8001d;
    font-weight: 700;
    background: rgba(232, 0, 29, 0.07);
    padding: 3px 10px;
    border-radius: 20px;
    display: inline-block;
}

.portfolio-num {
    font-size: 28px;
    font-weight: 800;
    color: rgba(0, 0, 0, 0.06);
    line-height: 1;
    font-family: Georgia, serif;
    transition: color 0.35s ease;
}

.portfolio-card:hover .portfolio-num {
    color: #fc0b03;
}

.portfolio-title {
    font-size: 16px;
    font-weight: 700;
    color: #1f2937;
    margin-bottom: 6px;
    line-height: 1.4;
}

.portfolio-desc {
    font-size: 13px;
    color: #6b7280;
    line-height: 1.7;
    margin-bottom: 0;
}

/* ── 9. TAGS ── */

.portfolio-tags {
    display: flex;
    gap: 5px;
    flex-wrap: wrap;
    margin-top: 12px;
}

.ptag {
    font-size: 10px;
    padding: 3px 9px;
    border-radius: 3px;
    background: #f3f4f6;
    color: #6b7280;
    font-weight: 600;
}

/* ── 10. BROWSER MOCK ── */

.browser-mock {
    width: 100%;
    background: #ffffff;
}

.browser-bar {
    background: #f8f9fa;
    padding: 7px 10px;
    display: flex;
    align-items: center;
    gap: 5px;
    border-bottom: 1px solid #e9ecef;
}

.bdot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    display: inline-block;
    flex-shrink: 0;
}

.bdot.red    { background: #ff5f57; }
.bdot.yellow { background: #febc2e; }
.bdot.green  { background: #28c840; }

.burl {
    flex: 1;
    background: #e9ecef;
    border-radius: 20px;
    padding: 2px 10px;
    font-size: 10px;
    color: #495057;
    margin-left: 7px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.mock-body {
    background: #ffffff;
    transition: none;
}

/* ── 11. PHONE MOCK ── */

.phone-mock {
    width: 84px;
    border-radius: 13px;
    overflow: hidden;
    border: 2px solid #e9ecef;
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.08);
    flex-shrink: 0;
    background: #f8f9fa;
    position: relative;
    z-index: 0;
}

.phone-notch-bar {
    height: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #e9ecef;
}

.phone-notch-bar::after {
    content: "";
    width: 22px;
    height: 4px;
    border-radius: 10px;
    background: rgba(0, 0, 0, 0.2);
}

/* ── 12. WHATSAPP FLOATING BUTTON ── */

.whatsapp-float-right {
    position: fixed;
    bottom: 30px;
    left: 30px;
    z-index: 9998;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: #25d366;
    color: #ffffff;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    box-shadow: 0 4px 12px rgba(37, 211, 102, 0.3);
    text-decoration: none;
    animation: pulse-whatsapp 2s infinite;
    font-size: 24px;
    transition: all 0.3s ease;
}

.whatsapp-float-right i { font-size: 24px; }

.whatsapp-float-right:hover {
    background-color: #128c7e;
    color: #ffffff;
    transform: scale(1.1);
    animation: none;
}

@keyframes pulse-whatsapp {
    0%   { box-shadow: 0 0 0 0    rgba(37, 211, 102, 0.5); }
    70%  { box-shadow: 0 0 0 10px rgba(37, 211, 102, 0);   }
    100% { box-shadow: 0 0 0 0    rgba(37, 211, 102, 0);   }
}

/* ── 13. BACK TO TOP ── */

.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: #e8001d;
    color: #ffffff;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    cursor: pointer;
    font-size: 16px;
    z-index: 9999;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    border: none;
}

.back-to-top.show {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    background: #c0001a;
    transform: translateY(-3px);
}


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

/* --- Base hidden state for all animated elements --- */
.anim-fade-up,
.anim-fade-left,
.anim-fade-right,
.anim-fade-in,
.anim-scale {
    opacity: 0;
    transition-property: opacity, transform;
    transition-timing-function: cubic-bezier(0.25, 0.46, 0.45, 0.94);
    transition-duration: 0.7s;
}

/* Fade up — cards, filter buttons */
.anim-fade-up {
    transform: translateY(40px);
}

/* Fade from left — hero heading */
.anim-fade-left {
    transform: translateX(-50px);
}

/* Fade from right — hero text */
.anim-fade-right {
    transform: translateX(50px);
}

/* Simple fade — section wrappers */
.anim-fade-in {
    transform: translateY(20px);
}

/* Scale up — badges, tags */
.anim-scale {
    transform: scale(0.85);
}

/* Stagger delays for card grids */
.anim-delay-1 { transition-delay: 0.1s; }
.anim-delay-2 { transition-delay: 0.2s; }
.anim-delay-3 { transition-delay: 0.3s; }
.anim-delay-4 { transition-delay: 0.4s; }
.anim-delay-5 { transition-delay: 0.5s; }
.anim-delay-6 { transition-delay: 0.6s; }

/* --- Visible state (added by JS) --- */
.anim-fade-up.in-view,
.anim-fade-left.in-view,
.anim-fade-right.in-view,
.anim-fade-in.in-view,
.anim-scale.in-view {
    opacity: 1;
    transform: none;
}

/* Hero heading animates on page load (no scroll needed) */
.hero-animate {
    animation: heroSlideIn 0.9s cubic-bezier(0.25, 0.46, 0.45, 0.94) forwards;
}

.hero-animate-delay {
    opacity: 0;
    animation: heroSlideIn 0.9s cubic-bezier(0.25, 0.46, 0.45, 0.94) 0.3s forwards;
}

@keyframes heroSlideIn {
    from {
        opacity: 0;
        transform: translateX(60px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}


/* ============================================================
   RESPONSIVE BREAKPOINTS
   ============================================================ */

/* ── 2560px — 2K / QHD Displays ── */
@media (min-width: 2400px) {
    #portfolio-grid {
        min-height: 800px;
        padding-top: 160px;
        padding-bottom: 140px;
    }

    .portfolio-heading .row {
        justify-content: flex-end;
    }

    .portfolio-heading .col-xl-9,
    .portfolio-heading .col-lg-10 {
        max-width: 55%;
        padding-left: 60px;
        padding-right: 40px;
        text-align: left;
    }

    .portfolio-heading h2 {
        font-size: 80px;
        width: 150%;
    }

    .portfolio-heading p {
        font-size: 22px;
        line-height: 1.8;
        width: 170%;
    }

    .portfolio-filter-btn { padding: 14px 36px; font-size: 16px; }
    .portfolio-title      { font-size: 24px; }
    .portfolio-desc       { font-size: 17px; }
    .portfolio-num        { font-size: 42px; }
    .ptag                 { font-size: 13px; padding: 5px 14px; }
    .portfolio-cat-badge  { font-size: 12px; padding: 4px 14px; }
}

/* ── 2160px — 4K ── */
@media (min-width: 2000px) and (max-width: 2399px) {
    #portfolio-grid {
        min-height: 700px;
        padding-top: 140px;
        padding-bottom: 120px;
    }

    .portfolio-heading h2 { font-size: 80px; }
    .portfolio-heading p  { font-size: 22px; }

    .portfolio-heading .col-xl-9,
    .portfolio-heading .col-lg-10 {
        max-width: 60%;
        padding-left: 100px;
    }

    .portfolio-filter-btn { padding: 12px 30px; font-size: 14px; }
    .portfolio-title       { font-size: 20px; }
    .portfolio-desc        { font-size: 15px; }
    .portfolio-num         { font-size: 36px; }
    .ptag                  { font-size: 12px; padding: 4px 12px; }
}

/* ── 1440px ── */
@media (max-width: 1440px) {
    #portfolio-grid {
        min-height: 520px;
        padding-top: 110px;
        padding-bottom: 90px;
    }

    .portfolio-heading h2 { font-size: 60px; }

    .portfolio-heading .col-xl-9,
    .portfolio-heading .col-lg-10 {
        max-width: 58%;
        padding-left: 80px;
    }
}

/* ── 1024px ── */
@media (max-width: 1024px) {
    #portfolio-grid {
        min-height: 440px;
        padding-top: 90px;
        padding-bottom: 70px;
        background-position: -220px;
    }

    .portfolio-heading h2 { font-size: 48px; }
    .portfolio-heading p  { font-size: 15px; }

    .portfolio-heading .col-xl-9,
    .portfolio-heading .col-lg-10 {
        max-width: 65%;
        padding-left: 95px;
    }

    .portfolio-filter-btn { padding: 7px 18px; font-size: 11px; }
    .portfolio-title       { font-size: 15px; }
}

/* ── 768px ── */
@media (max-width: 768px) {
    #portfolio-grid {
        min-height: 400px;
        padding-top: 50px;
        padding-bottom: 50px;
        background-position: -200px;
    }

    .portfolio-heading .row {
        justify-content: flex-end;
    }

    .portfolio-heading .col-xl-9,
    .portfolio-heading .col-lg-10 {
        max-width: 55%;
        padding-left: 20px;
        padding-right: 20px;
        text-align: left;
    }

    .portfolio-heading h2 { font-size: 30px; }
    .portfolio-heading p  { font-size: 13px; line-height: 1.6; }

    #portfolioFilters {
        margin-top: 20px;
        margin-bottom: 30px;
        gap: 8px;
    }

    .portfolio-filter-btn { padding: 6px 14px; font-size: 11px; }
    .portfolio-title       { font-size: 15px; }
    .portfolio-desc        { font-size: 12px; }
    .portfolio-num         { font-size: 24px; }
    .mock-body             { height: 160px; }
}

/* ── 425px — mobile image ── */
@media (max-width: 425px) {
    #portfolio-grid {
        background-image: url('../images/Aliveinc-portfolio-slider3.avif');
        background-position: bottom center;
        background-size: cover;
        min-height: 750px;
        padding-top: 30px;
        padding-bottom: 0;
        align-items: flex-start;
        display: flex;
    }

    .portfolio-heading { padding: 0; }

    .portfolio-heading .row {
        justify-content: center;
    }

    .portfolio-heading .col-xl-9,
    .portfolio-heading .col-lg-10 {
        max-width: 100%;
        padding-left: 20px;
        padding-right: 20px;
        text-align: center;
    }

    .portfolio-heading h2 { font-size: 30px; }
    .portfolio-heading p  { font-size: 14px; line-height: 1.7; }

    #portfolioFilters { gap: 6px; margin-bottom: 24px; }

    .portfolio-filter-btn { padding: 5px 12px; font-size: 10px; letter-spacing: 0; }
    .portfolio-card-body  { padding: 14px 16px 16px; }
    .portfolio-title      { font-size: 14px; }
    .portfolio-desc       { font-size: 12px; }
    .portfolio-num        { font-size: 22px; }
    .portfolio-cat-badge  { font-size: 9px; }
    .ptag                 { font-size: 9px; padding: 2px 8px; }

    .whatsapp-float-right,
    .back-to-top { width: 42px; height: 42px; font-size: 18px; bottom: 20px; }
    .whatsapp-float-right { left: 20px; }
    .back-to-top          { right: 20px; }
}

/* ── 393px ── */
@media (max-width: 393px) {
    #portfolio-grid {
        background-image: url('../images/Aliveinc-portfolio-slider3.avif');
        background-position: bottom center;
        min-height: 720px;
        padding-top: 25px;
        padding-bottom: 0;
        align-items: flex-start;
        display: flex;
    }

    .portfolio-heading h2 { font-size: 28px; }
    .portfolio-heading p  { font-size: 13px; }

    .portfolio-filter-btn { padding: 5px 10px; font-size: 9px; }
    .portfolio-title      { font-size: 13px; }
    .portfolio-card-body  { padding: 12px 14px 14px; }
}

/* ── 375px ── */
@media (max-width: 375px) {
    #portfolio-grid {
        background-image: url('../images/Aliveinc-portfolio-slider3.avif');
        background-position: bottom center;
        min-height: 700px;
        padding-top: 25px;
        padding-bottom: 0;
        align-items: flex-start;
        display: flex;
    }

    .portfolio-heading h2 { font-size: 26px; }
    .portfolio-heading p  { font-size: 13px; }

    .portfolio-filter-btn { padding: 4px 9px; font-size: 9px; }
    .portfolio-title      { font-size: 13px; }
    .portfolio-desc       { font-size: 11px; }
    .portfolio-num        { font-size: 20px; }
    .portfolio-cat-badge  { font-size: 8px; letter-spacing: 1px; }
    .ptag                 { font-size: 9px; padding: 2px 7px; }
}

/* ── 320px ── */
@media (max-width: 320px) {
    #portfolio-grid {
        background-image: url('../images/Aliveinc-portfolio-slider3.avif');
        background-position: bottom center;
        min-height: 640px;
        padding-top: 20px;
        padding-bottom: 0;
        align-items: flex-start;
        display: flex;
    }

    .portfolio-heading .col-xl-9,
    .portfolio-heading .col-lg-10 {
        padding-left: 12px;
        padding-right: 12px;
    }

    .portfolio-heading h2 { font-size: 22px; }
    .portfolio-heading p  { font-size: 12px; }

    .portfolio-filter-btn { padding: 4px 8px; font-size: 8px; letter-spacing: 0; }
    .portfolio-card-body  { padding: 10px 12px 12px; }
    .portfolio-title      { font-size: 12px; }
    .portfolio-desc       { font-size: 11px; }
    .portfolio-num        { font-size: 18px; }
    .portfolio-cat-badge  { font-size: 8px; padding: 2px 7px; }
    .ptag                 { font-size: 8px; padding: 2px 6px; }

    .whatsapp-float-right,
    .back-to-top { width: 38px; height: 38px; font-size: 16px; bottom: 15px; }
    .whatsapp-float-right { left: 15px; }
    .back-to-top          { right: 15px; }
}

/* Respect reduced motion preference */
@media (prefers-reduced-motion: reduce) {
    .anim-fade-up,
    .anim-fade-left,
    .anim-fade-right,
    .anim-fade-in,
    .anim-scale,
    .hero-animate,
    .hero-animate-delay {
        opacity: 1 !important;
        transform: none !important;
        animation: none !important;
        transition: none !important;
    }
}