/*
Theme Name: MD Ahasan Brand
Theme URI: https://dmahasan.com
Author: MD Ahasan
Author URI: https://dmahasan.com
Description: Custom-coded personal branding theme for MD Ahasan, Digital Marketing & Growth Strategist. Built for dmahasan.com. No page builder required.
Version: 2.0.0
Requires at least: 6.0
Tested up to: 6.6
Requires PHP: 7.4
License: GNU General Public License v2 or later
License URI: https://www.gnu.org/licenses/gpl-2.0.html
Text Domain: ahasan-brand
*/

:root{
  --color-bg:#0b0b0d;
  --color-bg-alt:#151517;
  --color-border:#2a2a2e;
  --color-text:#f5f5f5;
  --color-text-muted:#a1a1a6;
  --color-accent:#e63946;
  --color-accent-2:#ff5a5f;
  --color-accent-soft:rgba(230,57,70,.14);
  --card-shadow:0 24px 50px rgba(0,0,0,.5);
  --font-heading:'Poppins',sans-serif;
  --font-body:'Inter',sans-serif;
  --container-width:1140px;
  --radius:10px;
}
html[data-theme="light"]{
  --color-bg:#ffffff;
  --color-bg-alt:#f6f6f7;
  --color-border:#e6e6e8;
  --color-text:#141416;
  --color-text-muted:#5c5c62;
  --color-accent:#e63946;
  --color-accent-2:#d62839;
  --color-accent-soft:rgba(230,57,70,.08);
  --card-shadow:0 24px 50px rgba(20,20,22,.08);
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{margin:0;font-family:var(--font-body);background:var(--color-bg);color:var(--color-text);line-height:1.6;transition:background-color .35s ease,color .35s ease;}
h1,h2,h3,h4{font-family:var(--font-heading);line-height:1.2;margin:0 0 .5em;}
a{color:var(--color-accent);text-decoration:none;}
img{max-width:100%;display:block;}
ul{margin:0;}
.container{max-width:var(--container-width);margin:0 auto;padding:0 24px;}
.btn{display:inline-block;padding:12px 28px;border-radius:var(--radius);background:var(--color-accent);color:#fff;font-weight:600;transition:.25s;border:1px solid var(--color-accent);cursor:pointer;}
.btn:hover{opacity:.88;color:#fff;transform:translateY(-2px);box-shadow:0 12px 24px var(--color-accent-soft);}
.btn-outline{background:transparent;color:var(--color-accent);}
.btn-outline:hover{background:var(--color-accent-soft);color:var(--color-accent);}
.section{padding:80px 0;}
.section-alt{background:var(--color-bg-alt);}
.section-title{font-size:2rem;text-align:center;margin-bottom:48px;}
.section-title span{color:var(--color-accent);}
.section-sub{text-align:center;color:var(--color-text-muted);max-width:600px;margin:-32px auto 48px;}
.grid{display:grid;gap:32px;}
.grid-2{grid-template-columns:repeat(2,1fr);}
.grid-3{grid-template-columns:repeat(3,1fr);}
.grid-4{grid-template-columns:repeat(4,1fr);}
@media (max-width:860px){.grid-3,.grid-4,.grid-2{grid-template-columns:1fr;}}
.card{background:var(--color-bg-alt);border:1px solid var(--color-border);border-radius:var(--radius);padding:32px;transition:transform .35s ease,box-shadow .35s ease,border-color .35s ease,background-color .35s ease;}
.card:hover{transform:translateY(-8px);box-shadow:var(--card-shadow);border-color:var(--color-accent);}

/* Scroll reveal */
.reveal{opacity:0;transform:translateY(30px);transition:opacity .7s ease,transform .7s ease;}
.reveal.is-visible{opacity:1;transform:translateY(0);}
.grid-3 > .reveal:nth-child(1),.grid-4 > .reveal:nth-child(1){transition-delay:.05s;}
.grid-3 > .reveal:nth-child(2),.grid-4 > .reveal:nth-child(2){transition-delay:.15s;}
.grid-3 > .reveal:nth-child(3),.grid-4 > .reveal:nth-child(3){transition-delay:.25s;}
.grid-4 > .reveal:nth-child(4){transition-delay:.35s;}

/* Header */
.site-header{position:sticky;top:0;background:rgba(11,11,13,.85);backdrop-filter:blur(8px);z-index:100;border-bottom:1px solid var(--color-border);transition:background-color .35s ease,border-color .35s ease;}
html[data-theme="light"] .site-header{background:rgba(255,255,255,.85);}
.site-header .container{display:flex;align-items:center;justify-content:space-between;height:76px;}
.site-branding{display:flex;align-items:center;}
.site-branding a{color:var(--color-text);font-family:var(--font-heading);font-weight:700;font-size:1.25rem;}
.site-branding a span{color:var(--color-accent);}
.custom-logo{max-height:50px;width:auto;display:block;}
.header-right{display:flex;align-items:center;gap:20px;}
.main-navigation ul{list-style:none;display:flex;gap:28px;margin:0;padding:0;}
.main-navigation a{position:relative;color:var(--color-text);font-weight:500;padding-bottom:4px;}
.main-navigation a::after{content:'';position:absolute;left:0;bottom:0;width:0;height:2px;background:var(--color-accent);transition:width .3s ease;}
.main-navigation a:hover{color:var(--color-accent);}
.main-navigation a:hover::after{width:100%;}
.menu-toggle{display:none;background:none;border:none;color:var(--color-text);font-size:24px;cursor:pointer;}

.mode-toggle{width:40px;height:40px;flex:0 0 40px;border-radius:50%;border:1px solid var(--color-border);background:var(--color-bg-alt);display:flex;align-items:center;justify-content:center;cursor:pointer;color:var(--color-text);transition:.3s;}
.mode-toggle:hover{border-color:var(--color-accent);color:var(--color-accent);transform:rotate(15deg);}
.mode-toggle svg{width:18px;height:18px;stroke:currentColor;}
.mode-toggle .icon-moon{display:none;}
html[data-theme="light"] .mode-toggle .icon-sun{display:none;}
html[data-theme="light"] .mode-toggle .icon-moon{display:block;}

@media (max-width:768px){
  .main-navigation{display:none;width:100%;}
  .main-navigation.is-open{display:block;position:absolute;top:76px;left:0;right:0;background:var(--color-bg-alt);border-bottom:1px solid var(--color-border);}
  .main-navigation.is-open ul{flex-direction:column;padding:20px 24px;gap:16px;}
  .menu-toggle{display:block;order:3;}
  .header-right{gap:12px;}
}

/* Hero */
.hero{position:relative;overflow:hidden;padding:130px 0 70px;}
.hero-glow{position:absolute;border-radius:50%;filter:blur(90px);pointer-events:none;z-index:0;background:radial-gradient(circle,var(--color-accent),transparent 70%);transition:transform .2s ease-out;}
.hero-glow-1{width:440px;height:440px;top:-160px;right:-100px;opacity:.35;}
.hero-glow-2{width:320px;height:320px;bottom:-140px;left:-80px;opacity:.2;}
html[data-theme="light"] .hero-glow{opacity:.5;}
.hero .container.hero-grid{position:relative;z-index:1;}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center;}
.hero-text .eyebrow{color:var(--color-accent);text-transform:uppercase;letter-spacing:.15em;font-size:.85rem;font-weight:600;}
.hero-text h1{font-size:3.1rem;margin:16px 0;}
.hero-text p.lead{color:var(--color-text-muted);max-width:520px;font-size:1.1rem;margin:0 0 32px;}
.hero-actions{display:flex;gap:16px;flex-wrap:wrap;}

.hero-image{position:relative;display:flex;justify-content:center;align-items:center;}
.hero-photo-frame{position:relative;width:320px;max-width:82%;margin:0 auto;}
.hero-photo-frame::before{content:'';position:absolute;inset:-16%;background:radial-gradient(circle at 50% 42%,var(--color-accent) 0%,transparent 68%);filter:blur(48px);opacity:.6;z-index:0;border-radius:50%;}
.hero-photo-frame img{position:relative;width:100%;height:auto;display:block;z-index:1;filter:drop-shadow(0 25px 40px rgba(0,0,0,.5));animation:photoFloat 6s ease-in-out infinite;}
html[data-theme="light"] .hero-photo-frame::before{opacity:.35;}
.hero-chip{position:absolute;bottom:14px;left:-10px;background:var(--color-bg);border:1px solid var(--color-border);border-radius:16px;padding:14px 20px;box-shadow:var(--card-shadow);display:flex;flex-direction:column;line-height:1.15;z-index:2;}
.hero-chip strong{font-family:var(--font-heading);font-size:1.4rem;color:var(--color-accent);}
.hero-chip span{font-size:.75rem;color:var(--color-text-muted);}
@keyframes photoFloat{0%,100%{transform:translateY(0);}50%{transform:translateY(-16px);}}
@keyframes heroFloatChip{0%,100%{transform:translateY(0);}50%{transform:translateY(-12px);}}
.hero-chip{animation:heroFloatChip 6s ease-in-out infinite;animation-delay:.4s;}

@media (max-width:900px){
  .hero-grid{grid-template-columns:1fr;text-align:center;}
  .hero-text p.lead{margin-left:auto;margin-right:auto;}
  .hero-actions{justify-content:center;}
  .hero-image{order:-1;margin-bottom:24px;}
  .hero-photo-frame{width:240px;}
  .hero-chip{left:50%;transform:translateX(-50%);animation:none;}
}

/* Role cards */
.role-cards{margin-top:64px;}
.role-card{text-align:left;}
.role-badge{display:inline-block;font-size:.75rem;padding:4px 10px;border-radius:20px;background:var(--color-accent-soft);color:var(--color-accent);margin-bottom:12px;font-weight:600;}

/* Services list (Gerold-style rows) */
.services-list{margin-top:16px;border-top:1px solid var(--color-border);}
.service-row{display:flex;flex-wrap:wrap;align-items:baseline;gap:8px 24px;padding:30px 4px;border-bottom:1px solid var(--color-border);transition:padding-left .3s ease,border-color .3s ease;}
.service-row:hover{padding-left:18px;border-color:var(--color-accent);}
.service-index{color:var(--color-text-muted);font-family:var(--font-heading);font-weight:700;min-width:36px;}
.service-title{font-family:var(--font-heading);font-size:1.4rem;font-weight:700;color:var(--color-text);min-width:260px;transition:color .3s ease;flex:0 0 auto;}
.service-row:hover .service-title{color:var(--color-accent);}
.service-desc{color:var(--color-text-muted);max-width:520px;flex:1;}
@media (max-width:700px){.service-title{min-width:100%;}}

/* Stats */
.stat{text-align:center;}
.stat-number{font-size:2.75rem;font-weight:700;color:var(--color-accent);font-family:var(--font-heading);}
.stat-label{color:var(--color-text-muted);}

/* Timeline */
.timeline{border-left:2px solid var(--color-border);margin-left:12px;}
.timeline-item{position:relative;padding:0 0 40px 32px;}
.timeline-item::before{content:'';position:absolute;left:-7px;top:4px;width:12px;height:12px;border-radius:50%;background:var(--color-accent);}
.timeline-item .period{color:var(--color-text-muted);font-size:.85rem;}

/* Case studies */
.case-card .result{color:var(--color-accent);font-size:1.5rem;font-weight:700;font-family:var(--font-heading);}
.case-card .result-label{color:var(--color-text-muted);font-size:.9rem;}

/* Testimonials */
.testimonial-quote{font-size:1.1rem;font-style:italic;}
.testimonial-rating{color:var(--color-accent);margin-bottom:12px;}
.testimonial-author{margin-top:16px;font-weight:600;}
.testimonial-role{color:var(--color-text-muted);font-size:.9rem;font-weight:400;}

/* Blog */
.post-card time{color:var(--color-text-muted);font-size:.85rem;}
.entry-content{max-width:760px;margin:0 auto;}
.entry-content img{border-radius:var(--radius);margin:24px 0;}

/* CTA */
.cta{text-align:center;}

/* Footer */
.site-footer{padding:60px 0 30px;border-top:1px solid var(--color-border);text-align:center;color:var(--color-text-muted);}
.social-links{display:flex;gap:16px;justify-content:center;margin-bottom:24px;}
.social-links a{border:1px solid var(--color-border);border-radius:50%;width:40px;height:40px;display:flex;align-items:center;justify-content:center;color:var(--color-text);transition:.3s;}
.social-links a:hover{border-color:var(--color-accent);color:var(--color-accent);transform:translateY(-3px);}

/* About page photo */
.about-photo{position:relative;max-width:300px;margin:0 auto 32px;}
.about-photo::before{content:'';position:absolute;inset:-18%;background:radial-gradient(circle at 50% 42%,var(--color-accent) 0%,transparent 68%);filter:blur(50px);opacity:.6;z-index:0;border-radius:50%;}
.about-photo img{position:relative;width:100%;height:auto;display:block;z-index:1;filter:drop-shadow(0 20px 35px rgba(0,0,0,.5));}
html[data-theme="light"] .about-photo::before{opacity:.35;}

/* Utilities */
.text-center{text-align:center;}
.mt-0{margin-top:0;}


/* ---------------------------------------------------------------------
   CONTACT PAGE
   --------------------------------------------------------------------- */
.contact-header{text-align:center;max-width:640px;margin:0 auto 48px;}
.contact-header .lead{color:var(--color-text-muted,inherit);opacity:.8;}
.contact-grid{display:grid;grid-template-columns:1fr 1.3fr;gap:48px;align-items:start;margin-bottom:64px;}
@media (max-width:800px){.contact-grid{grid-template-columns:1fr;}}
.contact-info h2,.contact-form-wrap h2{margin-top:0;}
.contact-details-list{list-style:none;margin:0 0 32px;padding:0;display:flex;flex-direction:column;gap:16px;}
.contact-details-list li{display:flex;flex-direction:column;gap:2px;}
.contact-label{font-size:.8rem;text-transform:uppercase;letter-spacing:.06em;opacity:.6;}
.contact-details-list a{color:inherit;text-decoration:none;font-weight:600;}
.contact-details-list a:hover{color:var(--color-accent);}
.contact-form .form-row{margin-bottom:18px;display:flex;flex-direction:column;gap:6px;}
.contact-form label{font-size:.85rem;font-weight:600;}
.contact-form input[type="text"],
.contact-form input[type="email"],
.contact-form textarea{width:100%;padding:12px 14px;border-radius:8px;border:1px solid rgba(128,128,128,.35);background:transparent;color:inherit;font:inherit;}
.contact-form input:focus,
.contact-form textarea:focus{outline:none;border-color:var(--color-accent);}
.contact-form textarea{resize:vertical;}
.ahasan-hp-field{position:absolute;left:-9999px;top:-9999px;opacity:0;pointer-events:none;}
.form-notice{padding:12px 16px;border-radius:8px;margin-bottom:20px;font-weight:600;}
.form-success{background:rgba(46,160,67,.15);color:#2ea043;border:1px solid rgba(46,160,67,.35);}
.form-error{background:rgba(230,57,70,.12);color:var(--color-accent);border:1px solid rgba(230,57,70,.35);}