/* ========================================================= 
   DESIGN TOKENS 
   ========================================================= */
:root {
    --black: #111;
    --rail: #fff;
    --bg-frame: #2f2f2f;
    --canvas: #f2f2f2;
    --text: #494946;
    --heading: #111;
    --accent: #ff6933;
    --accent-10: rgba(255,105,51,.12);
    --shadow: 0 16px 32px -10px rgba(255,105,51,.45);
    --sidebar-w: 224px;
    --rail-w: 28px;
    --font: "Poppins", system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
}

/* ========================================================= 
   RESET 
   ========================================================= */
body {
    margin: 0;
    font-family: 'Poppins', sans-serif;
    background: #f3f3f3;
    color: #222;
}

/* Page Frame */
.page-frame {
    min-height: 100vh;
    padding: 16px;
    background: #f3f3f3;
    display: flex;
    flex-direction: column;
}

/* Layout */
.layout {
    display: flex;
    position: relative;
    background: var(--canvas);
    min-height: calc(100vh - 32px);
}

/* Content */
.content {
    flex: 1;
    padding: 32px;
    background: #f5f5f5;
}

/* Hero Title */
.hero-title {
    font-size: 48px;
    font-weight: 900;
    margin-bottom: 8px;
    color: #ff5722;
    margin: 0 0 6px;
    line-height: 1.2;
    letter-spacing: 1px;
}

.hero-name {
    color: var(--accent);
    text-decoration: underline;
    text-decoration-thickness: 14%;
    text-underline-offset: 12%;
    font-weight: 900;
}

.title-rule {
    width: 120px;
    height: 4px;
    margin-bottom: 40px;
}


/* ========================================================= 
   TOP BAR (MOBILE) 
   ========================================================= */
.topbar {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 56px;
    background: var(--black);
    z-index: 100;
    align-items: center;
    padding: 0 12px;
}

.hamburger {
    background: transparent;
    border: 0;
    display: flex;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
}

.hamburger span {
    width: 22px;
    height: 2px;
    background: var(--accent);
    display: block;
}

/* ========================================================= 
   SIDEBAR 
   ========================================================= */
.sidebar {
    width: 224px;
    height: 100vh;
    position: fixed;
    top: 0;
    left: 0;
    background: #111;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
    min-height: 100vh;
}

.sidebar-rail {
    width: var(--rail-w);
    background: var(--rail);
}

.sidebar-inner {
    --inner-pad: 16px;
    width: var(--sidebar-w);
    background: var(--black);
    color: #bfbfbf;
    display: grid;
    grid-auto-rows: min-content;
    align-content: center;
    justify-items: center;
    gap: 18px;
    padding: 24px var(--inner-pad);
    min-height: 100%;
}

.avatar {
    width: 92px;
    height: 92px;
    border-radius: 50%;
    overflow: hidden;
    border: 3px solid #111;
}

.avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.nav {
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 6px;
    background: transparent;
    padding: 0.5rem 0;
}

.nav-item {
    width: 100%;
}

.nav-link {
    display: block;
    text-align: center;
    text-decoration: none;
    margin-inline: calc(-1 * var(--inner-pad));
    padding: 0.6rem var(--inner-pad);
    color: #fff;
    font-weight: 600;
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: .5px;
    transition: background .2s, color .2s;
}

.nav-link:hover {
    background: var(--accent-10);
    color: #fff;
}

.nav-link.active {
    background: var(--accent);
    color: #fff;
}

.socials {
    display: flex;
    gap: 14px;
    justify-content: center;
    margin-top: 8px;
}

.socials a {
    display: inline-block;
    transition: transform 0.2s ease, fill 0.2s ease;
}

.socials a:hover {
    transform: translateY(-4px) scale(1.1);
}

.socials svg {
    width: 24px;
    height: 24px;
    fill: #ff6933;
    transition: fill 0.2s ease;
}

/* ========================================================= 
   CONTENT 
   ========================================================= */
.content {
    margin-left: 224px;
    padding: 64px 72px;
    max-width: 100000px;
}

.hero {
    max-width: 820px;
}

.lead,
.para {
    font-size: 16px;
    line-height: 1.7;
    text-align: justify;
    color: var(--text);
}

.lead .emphasis,
.para .emphasis,
em,
strong {
    color: var(--accent) !important;
    font-weight: 700;
}

.lead {
    font-size: 16px;
    line-height: 1.7;
    text-align: justify;
    color: var(--text);
    margin-top: 40px;
}

.btn {
    margin-top: 26px;
    display: inline-flex;
    align-items: center;
    gap: 14px;
    background: var(--accent);
    color: #fff;
    text-decoration: none;
    padding: 14px 22px;
    border-radius: 28px;
    font-weight: 700;
    box-shadow: var(--shadow);
    transition: transform .2s, box-shadow .2s;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 20px 40px -12px rgba(255,105,51,.5);
}

.btn-icon {
    width: auto;
    height: auto;
    background: none;
}

.btn-icon svg {
    width: 18px;
    height: 18px;
    fill: #fff;
    transform: rotate(180deg);
}

/* ========================================================= 
   SKILLS SECTION
   ========================================================= */
.skills-section {
    background: #fff;
    border-radius: 24px;
    padding: 24px;
    margin-bottom: 32px;
    box-shadow: 11px 27px 50px -13px rgba(0,0,0,0.25);
    font-size: 16px;
    line-height: 1.7;
    text-align: justify;
    color: var(--text);
    margin-top: 40px;
}

.skills-grid .skills-section:last-child,
.skills-section:last-child {
    margin-bottom: 0;
}

.skills-section h3 {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 16px;
    color: #ff5722;
    font-weight: 800;
    color: var(--text);
    text-transform: uppercase;
}

.skills-section h4 {
    font-size: 16px;
    font-weight: 600;
    margin: 16px 0 8px;
    margin-bottom: 0.5rem;
    color: var(--accent);
}

.skill-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.skill-tag {
    background: #eee;
    border-radius: 20px;
    padding: 8px 16px;
    font-size: 14px;
    font-weight: 500;
    color: #333;
    display: inline-block;
    padding: 6px 14px;
    font-size: 0.9rem;
    border-radius: 50px;
    background: #f6f6f6;
    border: 1px solid #d9d9d9;
    color: var(--heading, #222);
}


/* ========================================================= 
   SKILLS PAGE STYLES 
   ========================================================= */
.page-title {
    font-size: 2.5rem;
    font-weight: 900;
    margin-bottom: 1rem;
}

/* ========================================================= 
   SKILLS LAYOUT FIX 
   ========================================================= */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
    margin-top: 0;
}

.skills-grid .skills-section {
    margin: 0;
}

.skills-section {
    margin-bottom: 24px;
}

/* Mobile view */
@media (max-width: 860px) {
    .skills-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }
}

/* ================================ 
   PROJECTS SECTION 
   ================================ */
.project-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
    margin-top: 20px;
}

.project-card {
    background: #fff;
    border-radius: 24px;
    padding: 24px;
    box-shadow: 11px 27px 50px -13px rgba(0,0,0,0.25);
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: space-between;
}

.project-title {
    font-size: 20px;
    font-weight: 700;
    color: #f15a24;
    margin-bottom: 12px;
}

.project-image {
    width: 100%;
    max-width: 280px;
    border-radius: 16px;
    margin-bottom: 16px;
}

.project-description {
    font-size: 14px;
    line-height: 1.6;
    color: #333;
    margin-bottom: 16px;
    /*flex-grow: 1;*/
}

.project-tags {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 10px;
    margin-bottom: 20px;
}

.project-tag {
    background: #f5f5f5;
    border-radius: 8px;
    padding: 10px 14px;
    font-size: 13px;
    color: #f15a24;
    font-weight: 500;
}

.view-btn {
    background: #f15a24;
    color: #fff;
    font-weight: 600;
    font-size: 15px;
    text-decoration: none;
    padding: 10px 24px;
    border-radius: 25px;
    transition: background 0.3s;
    align-self: center;
    box-shadow: 0 17px 15px -12px rgba(255,105,51,.5);
}

.view-btn:hover {
    transform: translateY(-2px);
    background: #d94e1f;
}

/* Mobile Responsive */
@media (max-width: 860px) {
    .project-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }
}

/* ========================================================= 
   EXPERIENCE SECTION 
   ========================================================= */

/* Experience Grid */
.experience-grid {
    display: flex;
    flex-direction: column;
    gap: 2rem;
    margin-top: 2rem;
}

/* Experience Card */
.experience-card {
    background: #fff;
    padding: 1.5rem 2rem;
    border-radius: 24px;
    box-shadow: 11px 27px 50px -13px rgba(0,0,0,0.25);
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

/* Card Header */
.experience-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

/* Job Title */
.job-title {
    font-size: 20px;
    font-weight: 700;
    color: #222;
    margin: 0;
}

/* Job Period Pill */
.job-period {
    background: #f0f0f0;
    color: #555;
    padding: 10px 14px;
    border-radius: 10px;
    font-size: 0.9rem;
    font-weight: 500;
    white-space: nowrap;
}

/* Company Name */
.company-name {
    color: #ff5722;
    font-weight: 500;
    margin: 0;
}

/* Job Description */
.job-description {
    color: #555;
    font-size: 0.95rem;
    line-height: 1.5;
    margin: 0;
}

.experience-card ul {
    margin-block-end: 0;
    padding-bottom: 0;
}

.experience-card ul,
.experience-card ol {
    margin: 0;
    padding-left: 1.25rem;
}

.experience-card li {
    margin-bottom: 0rem;
    line-height: 1.4;
}

.experience-card li:last-child {
    margin-bottom: 0;
}

/* ================================
   FIX EXPERIENCE RESPONSIVENESS
   ================================ */
@media (max-width: 600px) {
  .experience-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
  }

  .job-period {
    align-self: flex-start;
    font-size: 0.8rem;
    padding: 6px 10px;
    margin-top: 4px;
    white-space: normal; /* allow wrapping instead of forcing one line */
  }
}

/* ========================================================= 
   INTEREST SECTION 
   ========================================================= */
.interest-card {
    display: flex;
    align-items: stretch;
    background: #fff;
    border-radius: 20px;
    padding: 0;
    box-shadow: 11px 27px 50px -13px rgba(0,0,0,0.25);
    overflow: hidden;
    margin-bottom: 2rem;
}

.interest-image {
    flex: 0 0 40%;
    height: auto;
    overflow: hidden;
}

.interest-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.interest-content {
    flex: 1;
    padding: 20px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.interest-card:nth-child(even) .interest-image {
    border-radius: 0 20px 20px 0;
}

.interest-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: #ff5722;
    margin-bottom: 1rem;
}

.interest-description {
    font-size: 1rem;
    color: #333;
    line-height: 1.6;
}

/* Alternate layout */
.interest-card:nth-child(even) {
    flex-direction: row-reverse;
}

/* Mobile responsiveness */
@media (max-width: 768px) {
    .interest-card {
        flex-direction: column;
        height: auto;
    }
    
    .interest-card:nth-child(even) {
        flex-direction: column;
    }
    
    .interest-image {
        width: 100%;
        height: 300px;
    }
    
    .interest-content {
        text-align: center;
    }
}

/* ========================================================= 
   CONTACT SECTION 
   ========================================================= */
.contact-intro {
    text-align: center;
    font-size: 1.2rem;
    font-weight: 600;
    margin: 1rem 0 2rem;
    color: #222;
}

.contact-intro .highlight {
    color: #ff4500;
    font-weight: 700;
    text-decoration-line: underline;
    text-decoration-color: var(--accent);
    text-decoration-thickness: 2px;
    text-underline-offset: 3px;
}


.contact-card {
    max-width: 350px;
    margin: 0 auto;
    padding: 2rem;
    background: #fff;
    border-radius: 20px;
    box-shadow: 11px 27px 50px -13px rgba(0,0,0,0.25);
}

.contact-card input,
.contact-card textarea {
    width: 90%;
    padding: 12px 15px;
    margin-bottom: 15px;
    border: 1px solid #ddd;
    border-radius: 10px;
    font-size: 0.90rem;
}

.contact-form input:focus,
.contact-form textarea:focus {
    border: 2px solid #ff6600;
    outline: none;
}

.contact-card textarea {
    min-height: 120px;
    resize: vertical;
}

.contact-form label {
    font-size: 14px;
    font-weight: 500;
    display: block;
    margin-bottom: 0px;
    color: #333;
}

.contact-form input::placeholder,
.contact-form textarea::placeholder {
    font-size: 13px;
    color: #888;
}

.submit-btn {
    display: block;
    margin: 0 auto;
    background: linear-gradient(135deg, #ff6a00, #ff4500);
    color: #fff;
    padding: 0.9rem 2.5rem;
    border: none;
    border-radius: 50px;
    font-weight: 600;
    cursor: pointer;
    box-shadow: 0 4px 15px rgba(255, 69, 0, 0.4);
    transition: all 0.3s ease;
}

.submit-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(255, 69, 0, 0.5);
}

.required {
    color: red;
    margin-left: 0px;
    font-size: 14px;
}

.form-message {
    display: none;
    margin-bottom: 15px;
    padding: 10px 15px;
    border-radius: 10px;
    background: rgba(255, 102, 0, 0.1);
    color: #ff4500;
    font-size: 0.9rem;
    font-weight: 400;
    text-align: center;
    border: 1px solid #ffb380;
    opacity: 0;
    transition: opacity 0.8s ease-in-out;
}

.form-message.show {
    display: block;
    opacity: 1;
}

/* Smooth fade-in animation */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(-5px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ========================================================= 
   CERTIFICATES SECTION 
   ========================================================= */
.certificates-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.certificate-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
}

/* Certificate Card */
.certificate-card {
    background: #fff;
    padding: 1.5rem;
    border-radius: 1rem;
    box-shadow: 11px 27px 50px -13px rgba(0,0,0,0.25);
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
}

/* Left side container */
.certificate-details {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

/* Certificate Title */
.certificate-title {
    font-size: 1.1rem;
    font-weight: 700;
    margin: 0;
    color: #222;
}

/* Issuer */
.certificate-issuer {
    color: #ff5722;
    font-weight: 500;
    margin: 0;
}

/* Year pill */
.certificate-year {
    color: #555;
    font-size: 0.85rem;
    background: #f1f1f1;
    padding: 10px 14px;
    border-radius: 10px;
    margin: 0;
    align-self: flex-start;
}

/* Link */
.certificate-link {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text);
    text-decoration-line: underline;
    text-decoration-color: var(--text);
    text-decoration-thickness: 2px;
    text-underline-offset: 3px;
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.certificate-link svg {
    width: 16px;
    height: 16px;
    fill: currentColor;
}

.content-inner {
    max-width: 820px;
    margin: 0 auto;
    padding: 0 18px;
}

.footer {
    margin-top: auto; 
    padding-top: 50px;
    bottom: 0;
    border-top: 1px solid #eee;
    color: #666;
    font-size: 0.8rem;
    opacity: 0;
    transform: translateY(10px);
    animation: fadeUp 1.2s ease-out forwards;
    animation-delay: 0.4s;
    text-align: center;
    width: auto;
}

@keyframes fadeUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}


/* ================================
   FIX CERTIFICATES RESPONSIVENESS
   ================================ */
/* Fix certificate grid + content padding overflow */
@media (max-width: 480px) {
  .content {
    padding: 24px 12px; /* reduce side padding */
  }

  .certificates-grid {
    grid-template-columns: 1fr; /* one column only */
  }

  .certificate-card {
    max-width: 100%; /* prevent overshoot */
    box-sizing: border-box;
  }
}



/* ========================================================= 
   RESPONSIVE 
   ========================================================= */
@media (max-width: 1024px) {
    .content {
        margin-left: var(--sidebar-w);
        padding: 60px;
    }
}

@media (max-width: 860px) {
    :root {
        --sidebar-w: 210px;
        --rail-w: 22px;
    }
    
    .content {
        margin-left: var(--sidebar-w);
        padding: 56px 28px;
    }
}

@media (max-width: 768px) {
    .topbar {
        display: flex;
    }
    
    .layout {
        padding-top: 56px;
    }
    
    .sidebar {
        position: fixed;
        left: 0;
        top: 56px;
        bottom: 0;
        width: var(--sidebar-w);
        z-index: 50;
        transform: translateX(-100%);
        transition: transform .3s ease;
        box-shadow: 11px 27px 50px -13px rgba(0,0,0,0.25);
        border-radius: 0;
        overflow: hidden;
        background: var(--black);
    }
    
    .sidebar.open {
        transform: translateX(0);
    }
    
    .sidebar-rail {
        display: none;
    }
    
    .backdrop.show {
        opacity: 1;
        pointer-events: auto;
    }
    
    .content {
        margin-left: 0;
        padding: 32px 18px;
    }
    
    .hero-title {
        font-size: 44px;
    }
}