/* --- 
LAB PROJECT: Personal Academic Portfolio and Student Management Platform. (stylesheet)
By: Abayomi Omotayo-Austine
For: COS106 LAB ASSESSMENT (MIVA)
Year: 2026
Font Used: Plus Jakarta Sans
 --- */

/* --- Google Font --- */
@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@400;500;600;700;800&display=swap');

:root {
    --primary-blue: #2563eb;
    --primary-hover: #1d4ed8;
    --canvas-bg: #f4f7fa;   
    --bg-light-tint: #e0f2fe;
    --text-dark: #1e293b;    
    --text-muted: #475569;   
    --surface-white: #ffffff;
    --radius-lg: 24px;
    --radius-md: 12px;
    --radius-sm: 8px;
    --transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

/* --- SLIDING ENTRY ANIMATIONS --- */
@keyframes slideInLeft {
    from { opacity: 0; transform: translateX(-50px); }
    to { opacity: 1; transform: translateX(0); }
}

@keyframes slideInRight {
    from { opacity: 0; transform: translateX(-50px); }
    to { opacity: 1; transform: translateX(0); }
}

@keyframes slideUpFade {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}

/* --- HOMEPAGE SIDE DOTS --- */
.dot-matrix {
    position: absolute;
    width: 90px;
    height: 180px;
    background-image: radial-gradient(#3b82f6 2px, transparent 2px);
    background-size: 15px 15px;
    opacity: 0.65;
    z-index: 1;
}
.dot-left { top: 15%; left: 3%; animation: slideInLeft 1s ease; }
.dot-right { top: 12%; right: 3%; animation: slideInRight 1s ease; }



/* --- OTHER STYLES --- */

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    font-family: 'Plus Jakarta Sans', system-ui, sans-serif;
}

body {
    background-color: var(--canvas-bg); 
    color: var(--text-dark);
    line-height: 1.7;
    overflow-x: hidden;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

main {
    flex: 1;
    max-width: 1140px;
    width: 100%;
    margin: 0 auto;
    padding: 3rem 2rem 6rem 2rem;
    position: relative;
}

/* --- NAVIGATION & HEADER --- */
header {
    background-color: rgba(244, 247, 250, 0.8); 
    backdrop-filter: blur(20px);                
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid #e2e8f0;
}

.nav-container {
    max-width: 1140px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.2rem 2rem;
}

.logo {
    color: var(--primary-blue);
    font-size: 1.25rem;
    font-weight: 700;
    text-decoration: none;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 1.5rem;
    align-items: center;
}

.nav-link {
    color: var(--text-muted);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.95rem;
    padding: 0.5rem 0.2rem;
    transition: var(--transition);
}

.nav-link:hover, .nav-link.active {
    color: var(--primary-blue);
}

/* --- BUTTONS --- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background-color: var(--primary-blue);
    color: white;
    border: none;
    padding: 0.65rem 1.5rem;
    font-weight: 600;
    border-radius: var(--radius-sm);
    cursor: pointer;
    text-decoration: none;
    font-size: 0.9rem;
    transition: var(--transition);
}

.btn:hover {
    background-color: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 10px 20px -5px rgba(37, 99, 235, 0.2);
}

.btn-outline {
    background-color: transparent;
    color: var(--primary-blue);
    border: 1px solid var(--primary-blue);
}

.btn-outline:hover {
    background-color: #e0f2fe;
    transform: translateY(-2px);
}

/* --- PAGE TITLE --- */
.page-title-center {
    text-align: center;
    max-width: 700px;
    margin: 2rem auto 4rem auto;
    animation: slideUpFade 0.6s ease;
}

.page-title-center h1 {
    font-size: 2.5rem;
    color: #0f172a;
    font-weight: 800;
    margin-bottom: 1rem;
}

/* --- HOMEPAGE GRID --- */
.hero-wrapper {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 4rem;
    align-items: center;
    padding: 3rem 0 5rem 0;
    position: relative;
    z-index: 5;
}

.hero-left-col { animation: slideInLeft 0.8s ease; }
.hero-right-col { animation: slideInRight 0.8s ease; display: flex; justify-content: center; }

.hero-intro-heading {
    font-size: 3rem;
    font-weight: 800;
    color: #0f172a;
    letter-spacing: -1px;
    margin-bottom: 0.5rem;
    position: relative;
}

.hero-intro-heading::before {
    content: '';
    position: absolute;
    left: -25px;
    top: 15px;
    width: 14px;
    height: 14px;
    background-color: #60a5fa;
    border-radius: 50%;
}

.hero-intro-heading span { color: var(--primary-blue); }
.hero-subtitle { font-size: 1.1rem; color: var(--text-muted); font-weight: 500; margin-bottom: 2rem; }
.hero-description { font-size: 1.05rem; color: var(--text-muted); margin-bottom: 2.5rem; max-width: 520px; }
.hero-btn-group { display: flex; gap: 1rem; }

/* --- HERO --- */
.portrait-container { 
    position: relative; 
    width: 320px; 
    height: 320px; 
}

.portrait-mask-bg { 
    position: absolute; 
    width: 100%; 
    height: 100%; 
    background-color: #93c5fd; 
    border-radius: 42% 58% 70% 30% / 45% 45% 55% 55%; 
    z-index: 1;
    transform: scale(1.02) rotate(-5deg); 
    opacity: 0.7;
}

.hero-portrait-img { 
    position: absolute; 
    width: 100%; 
    height: 100%; 
    z-index: 2; 
    object-fit: cover; 
    border-radius: 42% 58% 70% 30% / 45% 45% 55% 55%; 
    border: 4px solid var(--surface-white);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    transition: var(--transition);
}

.portrait-container:hover .hero-portrait-img {
    transform: translateY(-5px) rotate(2deg);
}
.portrait-container:hover .portrait-mask-bg {
    transform: scale(1.05) rotate(-8deg);
    background-color: #60a5fa;
}

.split-details-grid { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 5rem; align-items: start; margin-top: 4rem; }
.details-left-block h3 { font-size: 1.5rem; color: #0f172a; margin-bottom: 1.5rem; }
.details-right-block { display: flex; flex-direction: column; gap: 1.25rem; }

.feature-info-card { 
    background-color: var(--surface-white);
    border: 1px solid #e2e8f0; 
    padding: 1.5rem; 
    border-radius: var(--radius-md); 
    display: flex; 
    gap: 1.25rem; 
    transition: var(--transition); 
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.02);
}


.feature-info-card:hover {
  transform: translateY(-3px);
  border-color: var(--primary-blue);
  box-shadow: 0 12px 20px -8px rgba(0, 0, 0, 0.05);
}

.card-icon-frame {
  width: 44px;
  height: 44px;
  background-color: #e0f2fe;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.card-icon-frame svg {
  width: 22px;
  height: 22px;
  color: var(--primary-blue);
}

/* --- ABOUT ME --- */
.about-main-layout {
  display: grid;
  grid-template-columns: 1.3fr 0.7fr;
  gap: 4rem;
  animation: slideUpFade 0.8s ease;
}

.about-card {
  background: var(--surface-white);
  border: 1px solid #e2e8f0;
  padding: 2.5rem;
  border-radius: var(--radius-md);
  box-shadow: 0 4px 20px -10px rgba(0, 0, 0, 0.03);
  margin-bottom: 2rem;
}

.about-card h3 {
  color: #0f172a;
  margin-bottom: 1.2rem;
  font-size: 1.3rem;
}

.academic-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 1rem;
}

.academic-table th,
.academic-table td {
  padding: 1rem;
  text-align: left;
  border-bottom: 1px solid #e2e8f0;
  font-size: 0.95rem;
}

.academic-table th {
  background-color: var(--canvas-bg);
  color: var(--text-dark);
  font-weight: 600;
}

/* Skills */
.skills-pill-box {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  list-style: none;
}

.skills-pill-box li {
  background: #f0fdf4;
  color: #16a34a;
  padding: 0.5rem 1rem;
  border-radius: 30px;
  font-size: 0.88rem;
  font-weight: 600;
  border: 1px solid #bbf7d0;
}

.skills-pill-box li:nth-child(even) {
  background: #f0f7ff;
  color: var(--primary-blue);
  border-color: #dbeafe;
}

.hobbies-list {
  list-style: square;
  margin-left: 1.5rem;
}

.hobbies-list li {
  margin-bottom: 0.5rem;
  color: var(--text-muted);
}

/* --- PROJECTS --- */
.projects-showcase-matrix {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2.5rem;
  animation: slideUpFade 0.8s ease;
}

.project-node-card {
  background: var(--surface-white);
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid #e2e8f0;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.02);
}

.project-node-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.06);
  border-color: var(--primary-blue);
}

.project-frame-img {
  width: 100%;
  height: 210px;
  object-fit: cover;
}

.project-body-padding {
  padding: 2rem;
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.project-body-padding h3 {
  color: #0f172a;
  margin-bottom: 0.75rem;
  font-size: 1.25rem;
}

.project-body-padding p {
  color: var(--text-muted);
  font-size: 0.95rem;
  margin-bottom: 1.5rem;
}

.media-integration {
  background: #0f172a;
  border-radius: var(--radius-lg);
  padding: 4rem;
  color: white;
  margin-top: 5rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
}

.media-info h3 {
  font-size: 1.8rem;
  margin-bottom: 1rem;
}

.media-info p {
  color: #94a3b8;
}

.video-wrapper {
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.video-wrapper video {
  width: 100%;
  display: block;
}

/* ---ACADEMIC PLANNER MANAGEMENT--- */
.planner-workspace {
  max-width: 700px;
  margin: 0 auto;
  animation: slideUpFade 0.7s ease;
}

.planner-input-bar {
  display: flex;
  gap: 0.75rem;
  background: var(--surface-white);
  border: 1px solid #e2e8f0;
  padding: 0.75rem;
  border-radius: var(--radius-md);
  margin-bottom: 2rem;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.03);
}

.planner-input {
  flex: 1;
  padding: 0.8rem 1rem;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  font-size: 1rem;
  outline: none;
  transition: var(--transition);
  background: var(--canvas-bg);
}

.planner-input:focus {
  background: #ffffff;
  border-color: var(--primary-blue);
}

.task-container-list {
  list-style: none;
}

.task-card-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: var(--surface-white);
  padding: 1.2rem;
  border-radius: var(--radius-md);
  margin-bottom: 1rem;
  border: 1px solid #e2e8f0;
  transition: var(--transition);
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.01);
}

.task-card-row.completed {
  background-color: rgba(244, 247, 250, 0.5);
  border-left: 4px solid #10b981;
  opacity: 0.7;
  box-shadow: none;
}

.task-card-row.completed .task-label {
  text-decoration: line-through;
  color: var(--text-muted);
}

.task-label {
  font-weight: 600;
  color: #0f172a;
}

.task-control-buttons {
  display: flex;
  gap: 0.5rem;
}

.btn-sm {
  padding: 0.4rem 0.8rem;
  font-size: 0.82rem;
  border-radius: 6px;
}

.btn-complete-task {
  background-color: #10b981;
}

.btn-delete-task {
  background-color: #ef4444;
}

/* --- CONTACT PAGE --- */
.contact-form-container {
  background: var(--surface-white);
  max-width: 600px;
  margin: 0 auto;
  padding: 3rem;
  border-radius: var(--radius-lg);
  border: 1px solid #e2e8f0;
  box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.03);
  animation: slideUpFade 0.8s ease;
}

.form-input-group {
  margin-bottom: 1.5rem;
}

.form-input-group label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 600;
  color: #0f172a;
  font-size: 0.9rem;
}

.form-control-input {
  width: 100%;
  padding: 0.8rem 1rem;
  border: 1px solid #cbd5e1;
  border-radius: var(--radius-sm);
  font-size: 1rem;
  outline: none;
  transition: var(--transition);
  background: var(--canvas-bg);
}

.form-control-input:focus {
  background: var(--surface-white);
  border-color: var(--primary-blue);
  box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.1);
}

.validation-error-label {
  color: #ef4444;
  font-size: 0.85rem;
  margin-top: 0.35rem;
  display: none;
  font-weight: 500;
}

.success-transmission-banner {
  background-color: #ecfdf5;
  color: #047857;
  border: 1px solid #a7f3d0;
  padding: 1rem;
  border-radius: var(--radius-md);
  margin-bottom: 1.5rem;
  display: none;
  font-weight: 600;
  text-align: center;
}

/* --- FOOTER --- */
footer {
  text-align: center;
  padding: 3rem 2rem;
  color: var(--text-muted);
  font-size: 0.9rem;
  border-top: 1px solid #e2e8f0;
  margin-top: auto;
  background-color: rgba(244, 247, 250, 0.5);
}

/* --- MOBILE RESPONSIVE LAYOUT--- */
@media (max-width: 968px) {
    .dot-matrix { display: none; }
    
    .hero-wrapper { 
        grid-template-columns: 1fr; 
        gap: 2.5rem; 
        text-align: center; 
        padding-top: 1rem;
        width: 100%;
    }
    
    .hero-right-col { 
        display: flex; 
        justify-content: center !important;
        align-items: center !important;
        order: -1; 
        width: 100% !important;
        margin: 0 auto !important;
    }

    .portrait-container { 
        position: relative !important;
        width: 260px !important; 
        height: 260px !important;
        margin: 0 auto !important;
        left: 0 !important;
        right: 0 !important;
    }

    .portrait-mask-bg {
        display: none !important;
    }

    .hero-portrait-img {
        position: relative !important;
        width: 100% !important;
        height: 100% !important;
        border-radius: 50% !important;
        transform: none !important;
        margin: 0 auto !important;
        left: 0 !important;
    }
    
    .hero-intro-heading::before {
        display: none; 
    }

    .split-details-grid, .about-main-layout, .media-integration { 
        grid-template-columns: 1fr; 
        gap: 3rem; 
        text-align: center; 
    }
    
    .hero-description { margin: 0 auto 2.5rem auto; }
    .hero-btn-group { justify-content: center; }
    .feature-info-card { text-align: left; }
}

@media (max-width: 640px) {
    .nav-container { flex-direction: column; gap: 1rem; }
    .nav-menu { flex-wrap: wrap; justify-content: center; }
    .planner-input-bar { flex-direction: column; }
    .contact-form-container { padding: 1.5rem; }
}

@media (max-width: 480px) {
    .hero-intro-heading {
        font-size: 2.2rem;
    }
}


.media-integration .feature-info-card {
    background-color: rgba(255, 255, 255, 0.07);
    border: 1px solid rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
}

.media-integration .feature-info-card:hover {
    background-color: rgba(255, 255, 255, 0.12);
    border-color: #60a5fa;
}

.media-integration .feature-info-card h4 {
    color: #ffffff !important;
}

.media-integration .feature-info-card p {
    color: #cbd5e1 !important;
}

.media-integration .card-icon-frame {
    background-color: rgba(37, 99, 235, 0.25);
}

.media-integration .card-icon-frame svg {
    color: #60a5fa;
}