/* About Page Styles - Modern & Clean */

:root {
    --primary: #2a6dfb;
    --primary-dark: #1d4ed8;
    --secondary: #06b6d4;
    --accent: #06b6d4;
    --success: #10b981;
    --dark: #1e293b;
    --light: #f8fafc;
    --white: #ffffff;
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-400: #9ca3af;
    --gray-500: #6b7280;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-800: #1f2937;
    --gray-900: #111827;
    --text-main: #1e293b;
    --text-muted: #64748b;
    --border-color: #e2e8f0;
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.65;
    color: var(--text-main);
    background: var(--light);
    -webkit-font-smoothing: antialiased;
}

.about-page {
    max-width: 100%;
    overflow-x: hidden;
}

/* Hero Section */
.about-hero {
    background: 
        radial-gradient(ellipse 100% 80% at 50% 0%, rgba(42, 111, 251, 0.06) 0%, transparent 50%),
        radial-gradient(ellipse 60% 40% at 80% 20%, rgba(249, 115, 22, 0.05) 0%, transparent 50%),
        linear-gradient(180deg, #ffffff 0%, #f8fafc 100%);
    color: #1e293b;
    padding: 5rem 1.5rem 6rem;
    position: relative;
    overflow: hidden;
    border-bottom: 1px solid #e2e8f0;
}

.about-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%232a6dfb' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    pointer-events: none;
}

.about-hero::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 120px;
    background: linear-gradient(to top, #f8fafc 0%, transparent 100%);
    pointer-events: none;
}

.about-hero .container {
    position: relative;
    z-index: 2;
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.about-hero h1 {
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 800;
    letter-spacing: -0.025em;
    margin-bottom: 1rem;
    line-height: 1.2;
}

.about-hero .tagline {
    font-size: 1.125rem;
    opacity: 0.9;
    max-width: 600px;
    margin: 0 auto;
    color: #475569;
}

/* Section Styles */
.section {
    padding: 4rem 1.5rem;
}

.section--white {
    background: var(--white);
}

.section--light {
    background: var(--gray-50);
}

.section--dark {
    background: var(--gray-900);
    color: white;
}

.section__container {
    max-width: 1100px;
    margin: 0 auto;
}

.section__header {
    text-align: center;
    margin-bottom: 3rem;
}

.section__label {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--primary);
    background: rgba(42, 111, 251, 0.08);
    padding: 0.375rem 0.875rem;
    border-radius: 2rem;
    margin-bottom: 1rem;
}

.section__title {
    font-size: clamp(1.75rem, 4vw, 2.25rem);
    font-weight: 800;
    color: var(--gray-900);
    margin-bottom: 0.75rem;
    letter-spacing: -0.02em;
}

.section__subtitle {
    font-size: 1.05rem;
    color: var(--text-muted);
    max-width: 600px;
    margin: 0 auto;
}

/* Vision & Mission Cards */
.vm-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
}

@media (min-width: 768px) {
    .vm-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 2rem;
    }
}

.vm-card {
    background: var(--white);
    border-radius: var(--radius-xl);
    padding: 2.5rem;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border-color);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.vm-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
}

.vm-card__icon {
    width: 56px;
    height: 56px;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    font-size: 1.5rem;
    color: white;
}

.vm-card__icon--vision {
    background: linear-gradient(135deg, #3b82f6 0%, #1d4ed8 100%);
}

.vm-card__icon--mission {
    background: linear-gradient(135deg, #06b6d4 0%, #0891b2 100%);
}

.vm-card__title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.02em;
}

.vm-card__text {
    color: var(--gray-600);
    line-height: 1.7;
}

/* Agents of Change Definition */
.agents-section {
    background: linear-gradient(135deg, rgba(42, 111, 251, 0.04) 0%, rgba(6, 182, 212, 0.04) 100%);
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.agents-box {
    background: var(--white);
    border-radius: var(--radius-xl);
    padding: 2.5rem;
    border-left: 4px solid var(--primary);
    box-shadow: var(--shadow-md);
}

.agents-box__title {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 0.75rem;
}

.agents-box__text {
    color: var(--gray-700);
    font-size: 1.05rem;
    line-height: 1.75;
}

/* Core Values */
.values-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1rem;
}

@media (min-width: 640px) {
    .values-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .values-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

.value-item {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 1.75rem;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

.value-item:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    border-color: var(--primary);
}

.value-item__number {
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--primary);
    background: rgba(42, 111, 251, 0.1);
    padding: 0.25rem 0.625rem;
    border-radius: var(--radius-sm);
    display: inline-block;
    margin-bottom: 0.75rem;
}

.value-item__title {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 0.5rem;
}

.value-item__text {
    color: var(--gray-600);
    font-size: 0.9375rem;
    line-height: 1.6;
}

/* About Overview */
.about-overview {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
    align-items: center;
}

@media (min-width: 768px) {
    .about-overview {
        grid-template-columns: 1fr 1fr;
        gap: 3rem;
    }
}

.about-overview__content h2 {
    font-size: 1.75rem;
    font-weight: 800;
    color: var(--gray-900);
    margin-bottom: 1.25rem;
    letter-spacing: -0.02em;
}

.about-overview__content p {
    color: var(--gray-600);
    margin-bottom: 1rem;
    line-height: 1.75;
}

.about-overview__highlight {
    background: linear-gradient(135deg, rgba(42, 111, 251, 0.08) 0%, rgba(6, 182, 212, 0.08) 100%);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    margin-top: 1.5rem;
    border-left: 3px solid var(--primary);
}

.about-overview__highlight p {
    margin-bottom: 0;
    font-weight: 500;
    color: var(--gray-800);
}

.about-overview__image {
    background: linear-gradient(135deg, var(--gray-100) 0%, var(--gray-200) 100%);
    border-radius: var(--radius-xl);
    min-height: 300px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-lg);
}

.about-overview__image i {
    font-size: 5rem;
    color: var(--gray-400);
}

/* History Timeline */
.history-timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.history-timeline::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 3px;
    background: linear-gradient(to bottom, var(--primary), var(--secondary));
    border-radius: 2px;
}

@media (min-width: 640px) {
    .history-timeline::before {
        left: 50%;
        transform: translateX(-50%);
    }
}

.history-item {
    position: relative;
    padding-left: 2rem;
    padding-bottom: 3rem;
}

@media (min-width: 640px) {
    .history-item {
        width: 50%;
        padding-right: 2rem;
        text-align: right;
        padding-left: 0;
    }
    
    .history-item:nth-child(odd) {
        margin-left: 50%;
        text-align: left;
        padding-left: 2rem;
        padding-right: 0;
    }
}

.history-item::before {
    content: '';
    position: absolute;
    left: -5px;
    top: 0;
    width: 12px;
    height: 12px;
    background: var(--primary);
    border-radius: 50%;
    border: 3px solid var(--white);
    box-shadow: 0 0 0 2px var(--primary);
}

@media (min-width: 640px) {
    .history-item::before {
        left: auto;
        right: -6px;
    }
    
    .history-item:nth-child(odd)::before {
        right: auto;
        left: -6px;
    }
}

.history-item__year {
    font-size: 0.875rem;
    font-weight: 700;
    color: var(--primary);
    background: rgba(42, 111, 251, 0.1);
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-sm);
    display: inline-block;
    margin-bottom: 0.5rem;
}

.history-item__title {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 0.5rem;
}

.history-item__text {
    color: var(--gray-600);
    font-size: 0.9375rem;
    line-height: 1.65;
}

/* Why Choose */
.why-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1rem;
}

@media (min-width: 640px) {
    .why-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .why-grid {
        grid-template-columns: repeat(4, 2fr);
    }
}

.why-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 1.75rem;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

.why-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(42, 111, 251, 0.3);
}

.why-card__icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
    font-size: 1.25rem;
    color: white;
}

.why-card__icon--1 { background: linear-gradient(135deg, #3b82f6 0%, #1d4ed8 100%); }
.why-card__icon--2 { background: linear-gradient(135deg, #06b6d4 0%, #0891b2 100%); }
.why-card__icon--3 { background: linear-gradient(135deg, #10b981 0%, #059669 100%); }
.why-card__icon--4 { background: linear-gradient(135deg, #8b5cf6 0%, #6d28d9 100%); }
.why-card__icon--5 { background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%); }
.why-card__icon--6 { background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%); }
.why-card__icon--7 { background: linear-gradient(135deg, #ec4899 0%, #db2777 100%); }
.why-card__icon--8 { background: linear-gradient(135deg, #6366f1 0%, #4f46e5 100%); }

.why-card__title {
    font-size: 1.0625rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 0.5rem;
}

.why-card__text {
    color: var(--gray-600);
    font-size: 0.9375rem;
    line-height: 1.6;
}

/* CTA Section */
.cta-section {
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    color: white;
    padding: 4rem 1.5rem;
    text-align: center;
}

.cta-section h2 {
    font-size: clamp(1.5rem, 4vw, 2rem);
    font-weight: 800;
    margin-bottom: 1rem;
}

.cta-section p {
    font-size: 1.05rem;
    opacity: 0.9;
    margin-bottom: 2rem;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}

.cta-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: white;
    color: var(--primary);
    padding: 0.875rem 2rem;
    border-radius: var(--radius-md);
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
}

.cta-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.15);
    color: var(--primary);
}

/* Tutors Section */
.tutors-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
}

@media (min-width: 640px) {
    .tutors-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .tutors-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

.tutor-card {
    background: var(--white);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

.tutor-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
    border-color: rgba(42, 111, 251, 0.3);
}

.tutor-image {
    height: 200px;
    background: linear-gradient(135deg, #3b82f6 0%, #1d4ed8 100%);
    display: flex;
    align-items: flex-start;
    justify-content: center;
    overflow: hidden;
    padding: 0;
    margin: 0;
}

.tutor-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center top;
}

.tutor-image i {
    font-size: 4rem;
    color: white;
    opacity: 0.8;
}

.tutor-content {
    padding: 1.5rem;
}

.tutor-name {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 0.25rem;
}

.tutor-title {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--primary);
    margin-bottom: 0.5rem;
}

.tutor-certifications {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 0.75rem;
}

.tutor-cert {
    font-size: 0.75rem;
    font-weight: 600;
    color: #059669;
    background: rgba(5, 150, 105, 0.1);
    padding: 0.25rem 0.5rem;
    border-radius: 0.25rem;
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
}

.tutor-cert i {
    font-size: 0.75rem;
}

.tutor-bio {
    font-size: 0.875rem;
    color: var(--gray-600);
    line-height: 1.6;
    margin-bottom: 1rem;
}

.tutor-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.tutor-tag {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--gray-700);
    background: var(--gray-100);
    padding: 0.25rem 0.625rem;
    border-radius: 1rem;
}

/* Responsive Adjustments */
@media (max-width: 640px) {
    .section {
        padding: 2.5rem 1rem;
    }
    
    .section__header {
        margin-bottom: 2rem;
    }
    
    .section__title {
        font-size: 1.5rem;
    }
    
    .section__subtitle {
        font-size: 0.95rem;
    }
    
    .vm-card,
    .agents-box {
        padding: 1.25rem;
    }
    
    .vm-card__title {
        font-size: 1.1rem;
    }
    
    .vm-card__text,
    .agents-box__text {
        font-size: 0.9375rem;
    }
    
    .about-hero {
        padding: 3rem 1rem 4rem;
    }
    
    .about-hero img {
        height: 60px !important;
    }
    
    .about-hero .tagline {
        font-size: 1rem;
    }
    
    .about-overview__content h2 {
        font-size: 1.5rem;
    }
    
    .value-item {
        padding: 1.25rem;
    }
    
    .value-item__title {
        font-size: 1rem;
    }
    
    .why-card {
        padding: 1.25rem;
    }
    
    .why-card__title {
        font-size: 1rem;
    }
    
    .history-item {
        padding-left: 1.5rem;
    }
    
    .history-item__title {
        font-size: 1rem;
    }
    
    .history-item__text {
        font-size: 0.875rem;
    }
    
    .cta-section {
        padding: 3rem 1rem;
    }
    
    .cta-section h2 {
        font-size: 1.5rem;
    }
    
    .cta-section p {
        font-size: 0.95rem;
    }
    
    .cta-btn {
        padding: 0.75rem 1.5rem;
        font-size: 0.9375rem;
    }
    
    .tutor-card {
        max-width: 340px;
        margin: 0 auto;
    }
    
    .tutor-content {
        padding: 1.25rem;
    }
}

@media (max-width: 480px) {
    .about-hero {
        padding: 2.5rem 0.75rem 3.5rem;
    }
    
    .about-hero img {
        height: 50px !important;
    }
    
    .section {
        padding: 2rem 0.75rem;
    }
    
    .vm-grid,
    .values-grid,
    .why-grid {
        gap: 1rem;
    }
}